mirror of
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![Ryan Macnak](/assets/img/avatar_default.png)
Assume the embedder provides static strings for event labels. TEST=Instruments Bug: https://github.com/dart-lang/sdk/issues/49178 Change-Id: I40aa4996fed2b1230da64d182e6f172f60480fdf Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/251145 Reviewed-by: Siva Annamalai <asiva@google.com> Commit-Queue: Ryan Macnak <rmacnak@google.com>
5893 lines
188 KiB
C++
5893 lines
188 KiB
C++
// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "vm/service.h"
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#include <memory>
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#include <utility>
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#include "include/dart_api.h"
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#include "include/dart_native_api.h"
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#include "platform/globals.h"
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#include "platform/unicode.h"
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#include "platform/utils.h"
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#include "vm/base64.h"
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#include "vm/canonical_tables.h"
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#include "vm/closure_functions_cache.h"
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#include "vm/compiler/jit/compiler.h"
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#include "vm/cpu.h"
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#include "vm/dart_api_impl.h"
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#include "vm/dart_api_message.h"
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#include "vm/dart_api_state.h"
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#include "vm/dart_entry.h"
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#include "vm/debugger.h"
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#include "vm/heap/safepoint.h"
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#include "vm/isolate.h"
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#include "vm/kernel_isolate.h"
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#include "vm/lockers.h"
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#include "vm/malloc_hooks.h"
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#include "vm/message.h"
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#include "vm/message_handler.h"
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#include "vm/message_snapshot.h"
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#include "vm/native_arguments.h"
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#include "vm/native_entry.h"
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#include "vm/native_symbol.h"
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#include "vm/object.h"
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#include "vm/object_graph.h"
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#include "vm/object_id_ring.h"
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#include "vm/object_store.h"
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#include "vm/parser.h"
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#include "vm/port.h"
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#include "vm/profiler.h"
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#include "vm/profiler_service.h"
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#include "vm/raw_object_fields.h"
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#include "vm/resolver.h"
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#include "vm/reusable_handles.h"
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#include "vm/service_event.h"
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#include "vm/service_isolate.h"
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#include "vm/source_report.h"
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#include "vm/stack_frame.h"
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#include "vm/symbols.h"
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#include "vm/timeline.h"
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#include "vm/version.h"
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namespace dart {
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#define Z (T->zone())
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DECLARE_FLAG(bool, trace_service);
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DECLARE_FLAG(bool, trace_service_pause_events);
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DECLARE_FLAG(bool, profile_vm);
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DEFINE_FLAG(charp,
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vm_name,
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"vm",
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"The default name of this vm as reported by the VM service "
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"protocol");
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DEFINE_FLAG(bool,
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warn_on_pause_with_no_debugger,
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false,
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"Print a message when an isolate is paused but there is no "
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"debugger attached.");
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DEFINE_FLAG(
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charp,
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log_service_response_sizes,
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nullptr,
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"Log sizes of service responses and events to a file in CSV format.");
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void* Service::service_response_size_log_file_ = nullptr;
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void Service::LogResponseSize(const char* method, JSONStream* js) {
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if (service_response_size_log_file_ == nullptr) {
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return;
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}
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Dart_FileWriteCallback file_write = Dart::file_write_callback();
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char* entry =
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OS::SCreate(nullptr, "%s, %" Pd "\n", method, js->buffer()->length());
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(*file_write)(entry, strlen(entry), service_response_size_log_file_);
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free(entry);
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}
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void Service::Init() {
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if (FLAG_log_service_response_sizes == nullptr) {
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return;
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}
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Dart_FileOpenCallback file_open = Dart::file_open_callback();
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Dart_FileWriteCallback file_write = Dart::file_write_callback();
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Dart_FileCloseCallback file_close = Dart::file_close_callback();
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if ((file_open == nullptr) || (file_write == nullptr) ||
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(file_close == nullptr)) {
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OS::PrintErr("Error: Could not access file callbacks.");
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UNREACHABLE();
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}
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ASSERT(service_response_size_log_file_ == nullptr);
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service_response_size_log_file_ =
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(*file_open)(FLAG_log_service_response_sizes, true);
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if (service_response_size_log_file_ == nullptr) {
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OS::PrintErr("Warning: Failed to open service response size log file: %s\n",
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FLAG_log_service_response_sizes);
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return;
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}
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}
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void Service::Cleanup() {
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if (service_response_size_log_file_ == nullptr) {
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return;
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}
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Dart_FileCloseCallback file_close = Dart::file_close_callback();
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(*file_close)(service_response_size_log_file_);
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service_response_size_log_file_ = nullptr;
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}
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static void PrintInvalidParamError(JSONStream* js, const char* param) {
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#if !defined(PRODUCT)
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js->PrintError(kInvalidParams, "%s: invalid '%s' parameter: %s", js->method(),
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param, js->LookupParam(param));
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#endif
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}
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// TODO(johnmccutchan): Split into separate file and write unit tests.
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class MethodParameter {
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public:
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MethodParameter(const char* name, bool required)
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: name_(name), required_(required) {}
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virtual ~MethodParameter() {}
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virtual bool Validate(const char* value) const { return true; }
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virtual bool ValidateObject(const Object& value) const { return true; }
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const char* name() const { return name_; }
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bool required() const { return required_; }
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virtual void PrintError(const char* name,
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const char* value,
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JSONStream* js) const {
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PrintInvalidParamError(js, name);
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}
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virtual void PrintErrorObject(const char* name,
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const Object& value,
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JSONStream* js) const {
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PrintInvalidParamError(js, name);
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}
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private:
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const char* name_;
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bool required_;
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};
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class NoSuchParameter : public MethodParameter {
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public:
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explicit NoSuchParameter(const char* name) : MethodParameter(name, false) {}
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virtual bool Validate(const char* value) const { return (value == NULL); }
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virtual bool ValidateObject(const Object& value) const {
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return value.IsNull();
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}
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};
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#define ISOLATE_PARAMETER new IdParameter("isolateId", true)
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#define ISOLATE_GROUP_PARAMETER new IdParameter("isolateGroupId", true)
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#define NO_ISOLATE_PARAMETER new NoSuchParameter("isolateId")
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#define RUNNABLE_ISOLATE_PARAMETER new RunnableIsolateParameter("isolateId")
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class EnumListParameter : public MethodParameter {
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public:
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EnumListParameter(const char* name, bool required, const char* const* enums)
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: MethodParameter(name, required), enums_(enums) {}
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virtual bool Validate(const char* value) const {
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return ElementCount(value) >= 0;
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}
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const char** Parse(char* value) const {
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const char* kJsonChars = " \t\r\n[,]";
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// Make a writeable copy of the value.
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intptr_t element_count = ElementCount(value);
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if (element_count < 0) {
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return nullptr;
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}
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intptr_t element_pos = 0;
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// Allocate our element array. +1 for NULL terminator.
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// The caller is responsible for deleting this memory.
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char** elements = new char*[element_count + 1];
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elements[element_count] = NULL;
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// Parse the string destructively. Build the list of elements.
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while (element_pos < element_count) {
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// Skip to the next element.
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value += strspn(value, kJsonChars);
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intptr_t len = strcspn(value, kJsonChars);
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ASSERT(len > 0); // We rely on the parameter being validated already.
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value[len] = '\0';
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elements[element_pos++] = value;
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// Advance. +1 for null terminator.
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value += (len + 1);
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}
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return const_cast<const char**>(elements);
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}
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private:
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// For now observatory enums are ascii letters plus underscore.
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static bool IsEnumChar(char c) {
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return (((c >= 'a') && (c <= 'z')) || ((c >= 'A') && (c <= 'Z')) ||
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(c == '_'));
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}
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// Returns number of elements in the list. -1 on parse error.
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intptr_t ElementCount(const char* value) const {
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const char* kJsonWhitespaceChars = " \t\r\n";
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if (value == NULL) {
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return -1;
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}
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const char* cp = value;
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cp += strspn(cp, kJsonWhitespaceChars);
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if (*cp++ != '[') {
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// Missing initial [.
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return -1;
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}
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bool closed = false;
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bool element_allowed = true;
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intptr_t element_count = 0;
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while (true) {
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// Skip json whitespace.
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cp += strspn(cp, kJsonWhitespaceChars);
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switch (*cp) {
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case '\0':
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return closed ? element_count : -1;
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case ']':
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closed = true;
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cp++;
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break;
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case ',':
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if (element_allowed) {
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return -1;
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}
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element_allowed = true;
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cp++;
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break;
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default:
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if (!element_allowed) {
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return -1;
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}
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bool valid_enum = false;
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const char* id_start = cp;
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while (IsEnumChar(*cp)) {
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cp++;
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}
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if (cp == id_start) {
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// Empty identifier, something like this [,].
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return -1;
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}
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intptr_t id_len = cp - id_start;
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if (enums_ != NULL) {
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for (intptr_t i = 0; enums_[i] != NULL; i++) {
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intptr_t len = strlen(enums_[i]);
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if (len == id_len && strncmp(id_start, enums_[i], len) == 0) {
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element_count++;
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valid_enum = true;
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element_allowed = false; // we need a comma first.
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break;
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}
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}
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}
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if (!valid_enum) {
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return -1;
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}
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break;
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}
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}
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}
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const char* const* enums_;
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};
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#if defined(SUPPORT_TIMELINE)
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static const char* const timeline_streams_enum_names[] = {
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"all",
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#define DEFINE_NAME(name, ...) #name,
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TIMELINE_STREAM_LIST(DEFINE_NAME)
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#undef DEFINE_NAME
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NULL};
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static const MethodParameter* const set_vm_timeline_flags_params[] = {
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NO_ISOLATE_PARAMETER,
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new EnumListParameter("recordedStreams",
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false,
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timeline_streams_enum_names),
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NULL,
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};
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static bool HasStream(const char** recorded_streams, const char* stream) {
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while (*recorded_streams != NULL) {
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if ((strstr(*recorded_streams, "all") != NULL) ||
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(strstr(*recorded_streams, stream) != NULL)) {
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return true;
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}
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recorded_streams++;
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}
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return false;
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}
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bool Service::EnableTimelineStreams(char* categories_list) {
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const EnumListParameter* recorded_streams_param =
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static_cast<const EnumListParameter*>(set_vm_timeline_flags_params[1]);
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const char** streams = recorded_streams_param->Parse(categories_list);
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if (streams == nullptr) {
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return false;
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}
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#define SET_ENABLE_STREAM(name, ...) \
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Timeline::SetStream##name##Enabled(HasStream(streams, #name));
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TIMELINE_STREAM_LIST(SET_ENABLE_STREAM);
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#undef SET_ENABLE_STREAM
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delete[] streams;
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#if !defined(PRODUCT)
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// Notify clients that the set of subscribed streams has been updated.
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if (Service::timeline_stream.enabled()) {
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ServiceEvent event(ServiceEvent::kTimelineStreamSubscriptionsUpdate);
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Service::HandleEvent(&event);
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}
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#endif
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return true;
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}
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#endif // defined(SUPPORT_TIMELINE)
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#ifndef PRODUCT
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// The name of this of this vm as reported by the VM service protocol.
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static char* vm_name = NULL;
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static const char* GetVMName() {
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if (vm_name == NULL) {
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return FLAG_vm_name;
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}
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return vm_name;
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}
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ServiceIdZone::ServiceIdZone() {}
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ServiceIdZone::~ServiceIdZone() {}
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RingServiceIdZone::RingServiceIdZone()
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: ring_(NULL), policy_(ObjectIdRing::kAllocateId) {}
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RingServiceIdZone::~RingServiceIdZone() {}
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void RingServiceIdZone::Init(ObjectIdRing* ring,
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ObjectIdRing::IdPolicy policy) {
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ring_ = ring;
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policy_ = policy;
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}
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char* RingServiceIdZone::GetServiceId(const Object& obj) {
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ASSERT(ring_ != NULL);
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Thread* thread = Thread::Current();
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Zone* zone = thread->zone();
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ASSERT(zone != NULL);
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const intptr_t id = ring_->GetIdForObject(obj.ptr(), policy_);
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return zone->PrintToString("objects/%" Pd "", id);
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}
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// TODO(johnmccutchan): Unify embedder service handler lists and their APIs.
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EmbedderServiceHandler* Service::isolate_service_handler_head_ = NULL;
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EmbedderServiceHandler* Service::root_service_handler_head_ = NULL;
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struct ServiceMethodDescriptor;
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const ServiceMethodDescriptor* FindMethod(const char* method_name);
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// Support for streams defined in embedders.
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Dart_ServiceStreamListenCallback Service::stream_listen_callback_ = NULL;
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Dart_ServiceStreamCancelCallback Service::stream_cancel_callback_ = NULL;
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Dart_GetVMServiceAssetsArchive Service::get_service_assets_callback_ = NULL;
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Dart_EmbedderInformationCallback Service::embedder_information_callback_ = NULL;
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// These are the set of streams known to the core VM.
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StreamInfo Service::vm_stream("VM");
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StreamInfo Service::isolate_stream("Isolate");
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StreamInfo Service::debug_stream("Debug");
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StreamInfo Service::gc_stream("GC");
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StreamInfo Service::echo_stream("_Echo");
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StreamInfo Service::heapsnapshot_stream("HeapSnapshot");
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StreamInfo Service::logging_stream("Logging");
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StreamInfo Service::extension_stream("Extension");
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StreamInfo Service::timeline_stream("Timeline");
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StreamInfo Service::profiler_stream("Profiler");
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const uint8_t* Service::dart_library_kernel_ = NULL;
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intptr_t Service::dart_library_kernel_len_ = 0;
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static StreamInfo* const streams_[] = {
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&Service::vm_stream, &Service::isolate_stream,
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&Service::debug_stream, &Service::gc_stream,
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&Service::echo_stream, &Service::heapsnapshot_stream,
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&Service::logging_stream, &Service::extension_stream,
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&Service::timeline_stream, &Service::profiler_stream,
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};
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bool Service::ListenStream(const char* stream_id,
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bool include_private_members) {
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if (FLAG_trace_service) {
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OS::PrintErr("vm-service: starting stream '%s'\n", stream_id);
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}
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intptr_t num_streams = sizeof(streams_) / sizeof(streams_[0]);
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for (intptr_t i = 0; i < num_streams; i++) {
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if (strcmp(stream_id, streams_[i]->id()) == 0) {
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streams_[i]->set_enabled(true);
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streams_[i]->set_include_private_members(include_private_members);
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return true;
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}
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}
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if (stream_listen_callback_ != nullptr) {
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Thread* T = Thread::Current();
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TransitionVMToNative transition(T);
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return (*stream_listen_callback_)(stream_id);
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}
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return false;
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}
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void Service::CancelStream(const char* stream_id) {
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if (FLAG_trace_service) {
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OS::PrintErr("vm-service: stopping stream '%s'\n", stream_id);
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}
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intptr_t num_streams = sizeof(streams_) / sizeof(streams_[0]);
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for (intptr_t i = 0; i < num_streams; i++) {
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if (strcmp(stream_id, streams_[i]->id()) == 0) {
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streams_[i]->set_enabled(false);
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return;
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}
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}
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if (stream_cancel_callback_ != nullptr) {
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Thread* T = Thread::Current();
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TransitionVMToNative transition(T);
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return (*stream_cancel_callback_)(stream_id);
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}
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}
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ObjectPtr Service::RequestAssets() {
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Thread* T = Thread::Current();
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Object& object = Object::Handle();
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{
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Api::Scope api_scope(T);
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Dart_Handle handle;
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{
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TransitionVMToNative transition(T);
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if (get_service_assets_callback_ == NULL) {
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return Object::null();
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}
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handle = get_service_assets_callback_();
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if (Dart_IsError(handle)) {
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Dart_PropagateError(handle);
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}
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}
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object = Api::UnwrapHandle(handle);
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}
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if (object.IsNull()) {
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return Object::null();
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}
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if (!object.IsTypedData()) {
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const String& error_message = String::Handle(
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String::New("An implementation of Dart_GetVMServiceAssetsArchive "
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"should return a Uint8Array or null."));
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const Error& error = Error::Handle(ApiError::New(error_message));
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Exceptions::PropagateError(error);
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return Object::null();
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}
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const TypedData& typed_data = TypedData::Cast(object);
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if (typed_data.ElementSizeInBytes() != 1) {
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const String& error_message = String::Handle(
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String::New("An implementation of Dart_GetVMServiceAssetsArchive "
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"should return a Uint8Array or null."));
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const Error& error = Error::Handle(ApiError::New(error_message));
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Exceptions::PropagateError(error);
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return Object::null();
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}
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return object.ptr();
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}
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static void PrintSuccess(JSONStream* js) {
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JSONObject jsobj(js);
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jsobj.AddProperty("type", "Success");
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}
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|
|
|
static bool CheckDebuggerDisabled(Thread* thread, JSONStream* js) {
|
|
#if defined(DART_PRECOMPILED_RUNTIME)
|
|
js->PrintError(kFeatureDisabled, "Debugger is disabled in AOT mode.");
|
|
return true;
|
|
#else
|
|
if (thread->isolate()->debugger() == NULL) {
|
|
js->PrintError(kFeatureDisabled, "Debugger is disabled.");
|
|
return true;
|
|
}
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
static bool CheckCompilerDisabled(Thread* thread, JSONStream* js) {
|
|
#if defined(DART_PRECOMPILED_RUNTIME)
|
|
js->PrintError(kFeatureDisabled, "Compiler is disabled in AOT mode.");
|
|
return true;
|
|
#else
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
static bool CheckProfilerDisabled(Thread* thread, JSONStream* js) {
|
|
if (!FLAG_profiler) {
|
|
js->PrintError(kFeatureDisabled, "Profiler is disabled.");
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static bool CheckNativeAllocationProfilerDisabled(Thread* thread,
|
|
JSONStream* js) {
|
|
if (CheckProfilerDisabled(thread, js)) {
|
|
return true;
|
|
}
|
|
if (!FLAG_profiler_native_memory) {
|
|
js->PrintError(kFeatureDisabled, "Native memory profiling is disabled.");
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static bool GetIntegerId(const char* s, intptr_t* id, int base = 10) {
|
|
if ((s == NULL) || (*s == '\0')) {
|
|
// Empty string.
|
|
return false;
|
|
}
|
|
if (id == NULL) {
|
|
// No id pointer.
|
|
return false;
|
|
}
|
|
intptr_t r = 0;
|
|
char* end_ptr = NULL;
|
|
#if defined(ARCH_IS_32_BIT)
|
|
r = strtol(s, &end_ptr, base);
|
|
#else
|
|
r = strtoll(s, &end_ptr, base);
|
|
#endif
|
|
if (end_ptr == s) {
|
|
// String was not advanced at all, cannot be valid.
|
|
return false;
|
|
}
|
|
*id = r;
|
|
return true;
|
|
}
|
|
|
|
static bool GetUnsignedIntegerId(const char* s, uintptr_t* id, int base = 10) {
|
|
if ((s == NULL) || (*s == '\0')) {
|
|
// Empty string.
|
|
return false;
|
|
}
|
|
if (id == NULL) {
|
|
// No id pointer.
|
|
return false;
|
|
}
|
|
uintptr_t r = 0;
|
|
char* end_ptr = NULL;
|
|
#if defined(ARCH_IS_32_BIT)
|
|
r = strtoul(s, &end_ptr, base);
|
|
#else
|
|
r = strtoull(s, &end_ptr, base);
|
|
#endif
|
|
if (end_ptr == s) {
|
|
// String was not advanced at all, cannot be valid.
|
|
return false;
|
|
}
|
|
*id = r;
|
|
return true;
|
|
}
|
|
|
|
static bool GetInteger64Id(const char* s, int64_t* id, int base = 10) {
|
|
if ((s == NULL) || (*s == '\0')) {
|
|
// Empty string.
|
|
return false;
|
|
}
|
|
if (id == NULL) {
|
|
// No id pointer.
|
|
return false;
|
|
}
|
|
int64_t r = 0;
|
|
char* end_ptr = NULL;
|
|
r = strtoll(s, &end_ptr, base);
|
|
if (end_ptr == s) {
|
|
// String was not advanced at all, cannot be valid.
|
|
return false;
|
|
}
|
|
*id = r;
|
|
return true;
|
|
}
|
|
|
|
// Scans the string until the '-' character. Returns pointer to string
|
|
// at '-' character. Returns NULL if not found.
|
|
static const char* ScanUntilDash(const char* s) {
|
|
if ((s == NULL) || (*s == '\0')) {
|
|
// Empty string.
|
|
return NULL;
|
|
}
|
|
while (*s != '\0') {
|
|
if (*s == '-') {
|
|
return s;
|
|
}
|
|
s++;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static bool GetCodeId(const char* s, int64_t* timestamp, uword* address) {
|
|
if ((s == NULL) || (*s == '\0')) {
|
|
// Empty string.
|
|
return false;
|
|
}
|
|
if ((timestamp == NULL) || (address == NULL)) {
|
|
// Bad arguments.
|
|
return false;
|
|
}
|
|
// Extract the timestamp.
|
|
if (!GetInteger64Id(s, timestamp, 16) || (*timestamp < 0)) {
|
|
return false;
|
|
}
|
|
s = ScanUntilDash(s);
|
|
if (s == NULL) {
|
|
return false;
|
|
}
|
|
// Skip the dash.
|
|
s++;
|
|
// Extract the PC.
|
|
if (!GetUnsignedIntegerId(s, address, 16)) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
// Verifies that |s| begins with |prefix| and then calls |GetIntegerId| on
|
|
// the remainder of |s|.
|
|
static bool GetPrefixedIntegerId(const char* s,
|
|
const char* prefix,
|
|
intptr_t* service_id) {
|
|
if (s == NULL) {
|
|
return false;
|
|
}
|
|
ASSERT(prefix != NULL);
|
|
const intptr_t kInputLen = strlen(s);
|
|
const intptr_t kPrefixLen = strlen(prefix);
|
|
ASSERT(kPrefixLen > 0);
|
|
if (kInputLen <= kPrefixLen) {
|
|
return false;
|
|
}
|
|
if (strncmp(s, prefix, kPrefixLen) != 0) {
|
|
return false;
|
|
}
|
|
// Prefix satisfied. Move forward.
|
|
s += kPrefixLen;
|
|
// Attempt to read integer id.
|
|
return GetIntegerId(s, service_id);
|
|
}
|
|
|
|
static bool IsValidClassId(Isolate* isolate, intptr_t cid) {
|
|
ASSERT(isolate != NULL);
|
|
ClassTable* class_table = isolate->group()->class_table();
|
|
ASSERT(class_table != NULL);
|
|
return class_table->IsValidIndex(cid) && class_table->HasValidClassAt(cid);
|
|
}
|
|
|
|
static ClassPtr GetClassForId(Isolate* isolate, intptr_t cid) {
|
|
ASSERT(isolate == Isolate::Current());
|
|
ASSERT(isolate != NULL);
|
|
ClassTable* class_table = isolate->group()->class_table();
|
|
ASSERT(class_table != NULL);
|
|
return class_table->At(cid);
|
|
}
|
|
|
|
class DartStringParameter : public MethodParameter {
|
|
public:
|
|
DartStringParameter(const char* name, bool required)
|
|
: MethodParameter(name, required) {}
|
|
|
|
virtual bool ValidateObject(const Object& value) const {
|
|
return value.IsString();
|
|
}
|
|
};
|
|
|
|
class DartListParameter : public MethodParameter {
|
|
public:
|
|
DartListParameter(const char* name, bool required)
|
|
: MethodParameter(name, required) {}
|
|
|
|
virtual bool ValidateObject(const Object& value) const {
|
|
return value.IsArray() || value.IsGrowableObjectArray();
|
|
}
|
|
};
|
|
|
|
class BoolParameter : public MethodParameter {
|
|
public:
|
|
BoolParameter(const char* name, bool required)
|
|
: MethodParameter(name, required) {}
|
|
|
|
virtual bool Validate(const char* value) const {
|
|
if (value == NULL) {
|
|
return false;
|
|
}
|
|
return (strcmp("true", value) == 0) || (strcmp("false", value) == 0);
|
|
}
|
|
|
|
static bool Parse(const char* value, bool default_value = false) {
|
|
if (value == NULL) {
|
|
return default_value;
|
|
}
|
|
return strcmp("true", value) == 0;
|
|
}
|
|
};
|
|
|
|
class UIntParameter : public MethodParameter {
|
|
public:
|
|
UIntParameter(const char* name, bool required)
|
|
: MethodParameter(name, required) {}
|
|
|
|
virtual bool Validate(const char* value) const {
|
|
if (value == NULL) {
|
|
return false;
|
|
}
|
|
for (const char* cp = value; *cp != '\0'; cp++) {
|
|
if (*cp < '0' || *cp > '9') {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
static uintptr_t Parse(const char* value) {
|
|
if (value == NULL) {
|
|
return -1;
|
|
}
|
|
char* end_ptr = NULL;
|
|
uintptr_t result = strtoul(value, &end_ptr, 10);
|
|
ASSERT(*end_ptr == '\0'); // Parsed full string
|
|
return result;
|
|
}
|
|
};
|
|
|
|
class Int64Parameter : public MethodParameter {
|
|
public:
|
|
Int64Parameter(const char* name, bool required)
|
|
: MethodParameter(name, required) {}
|
|
|
|
virtual bool Validate(const char* value) const {
|
|
if (value == NULL) {
|
|
return false;
|
|
}
|
|
for (const char* cp = value; *cp != '\0'; cp++) {
|
|
if ((*cp < '0' || *cp > '9') && (*cp != '-')) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
static int64_t Parse(const char* value, int64_t default_value = -1) {
|
|
if ((value == NULL) || (*value == '\0')) {
|
|
return default_value;
|
|
}
|
|
char* end_ptr = NULL;
|
|
int64_t result = strtoll(value, &end_ptr, 10);
|
|
ASSERT(*end_ptr == '\0'); // Parsed full string
|
|
return result;
|
|
}
|
|
};
|
|
|
|
class UInt64Parameter : public MethodParameter {
|
|
public:
|
|
UInt64Parameter(const char* name, bool required)
|
|
: MethodParameter(name, required) {}
|
|
|
|
virtual bool Validate(const char* value) const {
|
|
if (value == NULL) {
|
|
return false;
|
|
}
|
|
for (const char* cp = value; *cp != '\0'; cp++) {
|
|
if ((*cp < '0' || *cp > '9') && (*cp != '-')) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
static uint64_t Parse(const char* value, uint64_t default_value = 0) {
|
|
if ((value == NULL) || (*value == '\0')) {
|
|
return default_value;
|
|
}
|
|
char* end_ptr = NULL;
|
|
uint64_t result = strtoull(value, &end_ptr, 10);
|
|
ASSERT(*end_ptr == '\0'); // Parsed full string
|
|
return result;
|
|
}
|
|
};
|
|
|
|
class IdParameter : public MethodParameter {
|
|
public:
|
|
IdParameter(const char* name, bool required)
|
|
: MethodParameter(name, required) {}
|
|
|
|
virtual bool Validate(const char* value) const { return (value != NULL); }
|
|
};
|
|
|
|
class StringParameter : public MethodParameter {
|
|
public:
|
|
StringParameter(const char* name, bool required)
|
|
: MethodParameter(name, required) {}
|
|
|
|
virtual bool Validate(const char* value) const { return (value != NULL); }
|
|
};
|
|
|
|
class RunnableIsolateParameter : public MethodParameter {
|
|
public:
|
|
explicit RunnableIsolateParameter(const char* name)
|
|
: MethodParameter(name, true) {}
|
|
|
|
virtual bool Validate(const char* value) const {
|
|
Isolate* isolate = Isolate::Current();
|
|
return (value != NULL) && (isolate != NULL) && (isolate->is_runnable());
|
|
}
|
|
|
|
virtual void PrintError(const char* name,
|
|
const char* value,
|
|
JSONStream* js) const {
|
|
js->PrintError(kIsolateMustBeRunnable,
|
|
"Isolate must be runnable before this request is made.");
|
|
}
|
|
};
|
|
|
|
class EnumParameter : public MethodParameter {
|
|
public:
|
|
EnumParameter(const char* name, bool required, const char* const* enums)
|
|
: MethodParameter(name, required), enums_(enums) {}
|
|
|
|
virtual bool Validate(const char* value) const {
|
|
if (value == NULL) {
|
|
return true;
|
|
}
|
|
for (intptr_t i = 0; enums_[i] != NULL; i++) {
|
|
if (strcmp(value, enums_[i]) == 0) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
private:
|
|
const char* const* enums_;
|
|
};
|
|
|
|
// If the key is not found, this function returns the last element in the
|
|
// values array. This can be used to encode the default value.
|
|
template <typename T>
|
|
T EnumMapper(const char* value, const char* const* enums, T* values) {
|
|
ASSERT(value != NULL);
|
|
intptr_t i = 0;
|
|
for (i = 0; enums[i] != NULL; i++) {
|
|
if (strcmp(value, enums[i]) == 0) {
|
|
return values[i];
|
|
}
|
|
}
|
|
// Default value.
|
|
return values[i];
|
|
}
|
|
|
|
typedef void (*ServiceMethodEntry)(Thread* thread, JSONStream* js);
|
|
|
|
struct ServiceMethodDescriptor {
|
|
const char* name;
|
|
const ServiceMethodEntry entry;
|
|
const MethodParameter* const* parameters;
|
|
};
|
|
|
|
static void PrintMissingParamError(JSONStream* js, const char* param) {
|
|
js->PrintError(kInvalidParams, "%s expects the '%s' parameter", js->method(),
|
|
param);
|
|
}
|
|
|
|
static void PrintUnrecognizedMethodError(JSONStream* js) {
|
|
js->PrintError(kMethodNotFound, NULL);
|
|
}
|
|
|
|
// TODO(johnmccutchan): Do we reject unexpected parameters?
|
|
static bool ValidateParameters(const MethodParameter* const* parameters,
|
|
JSONStream* js) {
|
|
if (parameters == NULL) {
|
|
return true;
|
|
}
|
|
if (js->NumObjectParameters() > 0) {
|
|
Object& value = Object::Handle();
|
|
for (intptr_t i = 0; parameters[i] != NULL; i++) {
|
|
const MethodParameter* parameter = parameters[i];
|
|
const char* name = parameter->name();
|
|
const bool required = parameter->required();
|
|
value = js->LookupObjectParam(name);
|
|
const bool has_parameter = !value.IsNull();
|
|
if (required && !has_parameter) {
|
|
PrintMissingParamError(js, name);
|
|
return false;
|
|
}
|
|
if (has_parameter && !parameter->ValidateObject(value)) {
|
|
parameter->PrintErrorObject(name, value, js);
|
|
return false;
|
|
}
|
|
}
|
|
} else {
|
|
for (intptr_t i = 0; parameters[i] != NULL; i++) {
|
|
const MethodParameter* parameter = parameters[i];
|
|
const char* name = parameter->name();
|
|
const bool required = parameter->required();
|
|
const char* value = js->LookupParam(name);
|
|
const bool has_parameter = (value != NULL);
|
|
if (required && !has_parameter) {
|
|
PrintMissingParamError(js, name);
|
|
return false;
|
|
}
|
|
if (has_parameter && !parameter->Validate(value)) {
|
|
parameter->PrintError(name, value, js);
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void Service::PostError(const String& method_name,
|
|
const Array& parameter_keys,
|
|
const Array& parameter_values,
|
|
const Instance& reply_port,
|
|
const Instance& id,
|
|
const Error& error) {
|
|
Thread* T = Thread::Current();
|
|
StackZone zone(T);
|
|
JSONStream js;
|
|
js.Setup(zone.GetZone(), SendPort::Cast(reply_port).Id(), id, method_name,
|
|
parameter_keys, parameter_values);
|
|
js.PrintError(kExtensionError, "Error in extension `%s`: %s", js.method(),
|
|
error.ToErrorCString());
|
|
js.PostReply();
|
|
}
|
|
|
|
ErrorPtr Service::InvokeMethod(Isolate* I,
|
|
const Array& msg,
|
|
bool parameters_are_dart_objects) {
|
|
Thread* T = Thread::Current();
|
|
ASSERT(I == T->isolate());
|
|
ASSERT(I != NULL);
|
|
ASSERT(T->execution_state() == Thread::kThreadInVM);
|
|
ASSERT(!msg.IsNull());
|
|
ASSERT(msg.Length() == 6);
|
|
|
|
{
|
|
StackZone zone(T);
|
|
|
|
Instance& reply_port = Instance::Handle(Z);
|
|
Instance& seq = String::Handle(Z);
|
|
String& method_name = String::Handle(Z);
|
|
Array& param_keys = Array::Handle(Z);
|
|
Array& param_values = Array::Handle(Z);
|
|
reply_port ^= msg.At(1);
|
|
seq ^= msg.At(2);
|
|
method_name ^= msg.At(3);
|
|
param_keys ^= msg.At(4);
|
|
param_values ^= msg.At(5);
|
|
|
|
ASSERT(!method_name.IsNull());
|
|
ASSERT(seq.IsNull() || seq.IsString() || seq.IsNumber());
|
|
ASSERT(!param_keys.IsNull());
|
|
ASSERT(!param_values.IsNull());
|
|
ASSERT(param_keys.Length() == param_values.Length());
|
|
|
|
// We expect a reply port unless there is a null sequence id,
|
|
// which indicates that no reply should be sent. We use this in
|
|
// tests.
|
|
if (!seq.IsNull() && !reply_port.IsSendPort()) {
|
|
FATAL("SendPort expected.");
|
|
}
|
|
|
|
JSONStream js;
|
|
Dart_Port reply_port_id =
|
|
(reply_port.IsNull() ? ILLEGAL_PORT : SendPort::Cast(reply_port).Id());
|
|
js.Setup(zone.GetZone(), reply_port_id, seq, method_name, param_keys,
|
|
param_values, parameters_are_dart_objects);
|
|
|
|
// RPC came in with a custom service id zone.
|
|
const char* id_zone_param = js.LookupParam("_idZone");
|
|
|
|
if (id_zone_param != NULL) {
|
|
// Override id zone.
|
|
if (strcmp("default", id_zone_param) == 0) {
|
|
// Ring with eager id allocation. This is the default ring and default
|
|
// policy.
|
|
// Nothing to do.
|
|
} else if (strcmp("default.reuse", id_zone_param) == 0) {
|
|
// Change the default ring's policy.
|
|
RingServiceIdZone* zone =
|
|
reinterpret_cast<RingServiceIdZone*>(js.id_zone());
|
|
zone->set_policy(ObjectIdRing::kReuseId);
|
|
} else {
|
|
// TODO(johnmccutchan): Support creating, deleting, and selecting
|
|
// custom service id zones.
|
|
// For now, always return an error.
|
|
PrintInvalidParamError(&js, "_idZone");
|
|
js.PostReply();
|
|
return T->StealStickyError();
|
|
}
|
|
}
|
|
const char* c_method_name = method_name.ToCString();
|
|
|
|
const ServiceMethodDescriptor* method = FindMethod(c_method_name);
|
|
if (method != NULL) {
|
|
if (!ValidateParameters(method->parameters, &js)) {
|
|
js.PostReply();
|
|
return T->StealStickyError();
|
|
}
|
|
method->entry(T, &js);
|
|
Service::LogResponseSize(c_method_name, &js);
|
|
js.PostReply();
|
|
return T->StealStickyError();
|
|
}
|
|
|
|
EmbedderServiceHandler* handler = FindIsolateEmbedderHandler(c_method_name);
|
|
if (handler == NULL) {
|
|
handler = FindRootEmbedderHandler(c_method_name);
|
|
}
|
|
|
|
if (handler != NULL) {
|
|
EmbedderHandleMessage(handler, &js);
|
|
return T->StealStickyError();
|
|
}
|
|
|
|
const Instance& extension_handler =
|
|
Instance::Handle(Z, I->LookupServiceExtensionHandler(method_name));
|
|
if (!extension_handler.IsNull()) {
|
|
ScheduleExtensionHandler(extension_handler, method_name, param_keys,
|
|
param_values, reply_port, seq);
|
|
// Schedule was successful. Extension code will post a reply
|
|
// asynchronously.
|
|
return T->StealStickyError();
|
|
}
|
|
|
|
PrintUnrecognizedMethodError(&js);
|
|
js.PostReply();
|
|
return T->StealStickyError();
|
|
}
|
|
}
|
|
|
|
ErrorPtr Service::HandleRootMessage(const Array& msg_instance) {
|
|
Isolate* isolate = Isolate::Current();
|
|
return InvokeMethod(isolate, msg_instance);
|
|
}
|
|
|
|
ErrorPtr Service::HandleObjectRootMessage(const Array& msg_instance) {
|
|
Isolate* isolate = Isolate::Current();
|
|
return InvokeMethod(isolate, msg_instance, true);
|
|
}
|
|
|
|
ErrorPtr Service::HandleIsolateMessage(Isolate* isolate, const Array& msg) {
|
|
ASSERT(isolate != NULL);
|
|
const Error& error = Error::Handle(InvokeMethod(isolate, msg));
|
|
return MaybePause(isolate, error);
|
|
}
|
|
|
|
static void Finalizer(void* isolate_callback_data, void* buffer) {
|
|
free(buffer);
|
|
}
|
|
|
|
void Service::SendEvent(const char* stream_id,
|
|
const char* event_type,
|
|
uint8_t* bytes,
|
|
intptr_t bytes_length) {
|
|
Thread* thread = Thread::Current();
|
|
Isolate* isolate = thread->isolate();
|
|
ASSERT(isolate != NULL);
|
|
|
|
if (FLAG_trace_service) {
|
|
OS::PrintErr(
|
|
"vm-service: Pushing ServiceEvent(isolate='%s', "
|
|
"isolateId='" ISOLATE_SERVICE_ID_FORMAT_STRING
|
|
"', kind='%s',"
|
|
" len=%" Pd ") to stream %s\n",
|
|
isolate->name(), static_cast<int64_t>(isolate->main_port()), event_type,
|
|
bytes_length, stream_id);
|
|
}
|
|
|
|
bool result;
|
|
{
|
|
Dart_CObject cbytes;
|
|
cbytes.type = Dart_CObject_kExternalTypedData;
|
|
cbytes.value.as_external_typed_data.type = Dart_TypedData_kUint8;
|
|
cbytes.value.as_external_typed_data.length = bytes_length;
|
|
cbytes.value.as_external_typed_data.data = bytes;
|
|
cbytes.value.as_external_typed_data.peer = bytes;
|
|
cbytes.value.as_external_typed_data.callback = Finalizer;
|
|
|
|
Dart_CObject cstream_id;
|
|
cstream_id.type = Dart_CObject_kString;
|
|
cstream_id.value.as_string = const_cast<char*>(stream_id);
|
|
|
|
Dart_CObject* elements[2];
|
|
elements[0] = &cstream_id;
|
|
elements[1] = &cbytes;
|
|
Dart_CObject message;
|
|
message.type = Dart_CObject_kArray;
|
|
message.value.as_array.length = 2;
|
|
message.value.as_array.values = elements;
|
|
|
|
std::unique_ptr<Message> msg =
|
|
WriteApiMessage(thread->zone(), &message, ServiceIsolate::Port(),
|
|
Message::kNormalPriority);
|
|
if (msg == nullptr) {
|
|
result = false;
|
|
} else {
|
|
result = PortMap::PostMessage(std::move(msg));
|
|
}
|
|
}
|
|
|
|
if (!result) {
|
|
free(bytes);
|
|
}
|
|
}
|
|
|
|
void Service::SendEventWithData(const char* stream_id,
|
|
const char* event_type,
|
|
intptr_t reservation,
|
|
const char* metadata,
|
|
intptr_t metadata_size,
|
|
uint8_t* data,
|
|
intptr_t data_size) {
|
|
ASSERT(kInt32Size + metadata_size <= reservation);
|
|
// Using a SPACE creates valid JSON. Our goal here is to prevent the memory
|
|
// overhead of copying to concatenate metadata and payload together by
|
|
// over-allocating to underlying buffer before we know how long the metadata
|
|
// will be.
|
|
memset(data, ' ', reservation);
|
|
reinterpret_cast<uint32_t*>(data)[0] = reservation;
|
|
memmove(&(reinterpret_cast<uint32_t*>(data)[1]), metadata, metadata_size);
|
|
Service::SendEvent(stream_id, event_type, data, data_size);
|
|
}
|
|
|
|
static void ReportPauseOnConsole(ServiceEvent* event) {
|
|
const char* name = event->isolate()->name();
|
|
const int64_t main_port = static_cast<int64_t>(event->isolate()->main_port());
|
|
switch (event->kind()) {
|
|
case ServiceEvent::kPauseStart:
|
|
OS::PrintErr("vm-service: isolate(%" Pd64
|
|
") '%s' has no debugger attached and is paused at start.",
|
|
main_port, name);
|
|
break;
|
|
case ServiceEvent::kPauseExit:
|
|
OS::PrintErr("vm-service: isolate(%" Pd64
|
|
") '%s' has no debugger attached and is paused at exit.",
|
|
main_port, name);
|
|
break;
|
|
case ServiceEvent::kPauseException:
|
|
OS::PrintErr(
|
|
"vm-service: isolate (%" Pd64
|
|
") '%s' has no debugger attached and is paused due to exception.",
|
|
main_port, name);
|
|
break;
|
|
case ServiceEvent::kPauseInterrupted:
|
|
OS::PrintErr(
|
|
"vm-service: isolate (%" Pd64
|
|
") '%s' has no debugger attached and is paused due to interrupt.",
|
|
main_port, name);
|
|
break;
|
|
case ServiceEvent::kPauseBreakpoint:
|
|
OS::PrintErr("vm-service: isolate (%" Pd64
|
|
") '%s' has no debugger attached and is paused.",
|
|
main_port, name);
|
|
break;
|
|
case ServiceEvent::kPausePostRequest:
|
|
OS::PrintErr("vm-service: isolate (%" Pd64
|
|
") '%s' has no debugger attached and is paused post reload.",
|
|
main_port, name);
|
|
break;
|
|
default:
|
|
UNREACHABLE();
|
|
break;
|
|
}
|
|
if (!ServiceIsolate::IsRunning()) {
|
|
OS::PrintErr(" Start the vm-service to debug.\n");
|
|
} else if (ServiceIsolate::server_address() == NULL) {
|
|
OS::PrintErr(" Connect to the Dart VM service to debug.\n");
|
|
} else {
|
|
OS::PrintErr(" Connect to the Dart VM service at %s to debug.\n",
|
|
ServiceIsolate::server_address());
|
|
}
|
|
const Error& err = Error::Handle(Thread::Current()->sticky_error());
|
|
if (!err.IsNull()) {
|
|
OS::PrintErr("%s\n", err.ToErrorCString());
|
|
}
|
|
}
|
|
|
|
void Service::HandleEvent(ServiceEvent* event, bool enter_safepoint) {
|
|
if (event->stream_info() != nullptr && !event->stream_info()->enabled()) {
|
|
if (FLAG_warn_on_pause_with_no_debugger && event->IsPause()) {
|
|
// If we are about to pause a running program which has no
|
|
// debugger connected, tell the user about it.
|
|
ReportPauseOnConsole(event);
|
|
}
|
|
// Ignore events when no one is listening to the event stream.
|
|
return;
|
|
} else if (event->stream_info() != nullptr &&
|
|
FLAG_warn_on_pause_with_no_debugger && event->IsPause()) {
|
|
ReportPauseOnConsole(event);
|
|
}
|
|
if (!ServiceIsolate::IsRunning()) {
|
|
return;
|
|
}
|
|
JSONStream js;
|
|
if (event->stream_info() != nullptr) {
|
|
js.set_include_private_members(
|
|
event->stream_info()->include_private_members());
|
|
}
|
|
const char* stream_id = event->stream_id();
|
|
ASSERT(stream_id != nullptr);
|
|
{
|
|
JSONObject jsobj(&js);
|
|
jsobj.AddProperty("jsonrpc", "2.0");
|
|
jsobj.AddProperty("method", "streamNotify");
|
|
JSONObject params(&jsobj, "params");
|
|
params.AddProperty("streamId", stream_id);
|
|
params.AddProperty("event", event);
|
|
}
|
|
PostEvent(event->isolate(), stream_id, event->KindAsCString(), &js,
|
|
enter_safepoint);
|
|
}
|
|
|
|
void Service::PostEvent(Isolate* isolate,
|
|
const char* stream_id,
|
|
const char* kind,
|
|
JSONStream* event,
|
|
bool enter_safepoint) {
|
|
if (enter_safepoint) {
|
|
// Enter a safepoint so we don't block the mutator while processing
|
|
// large events.
|
|
TransitionToNative transition(Thread::Current());
|
|
PostEventImpl(isolate, stream_id, kind, event);
|
|
return;
|
|
}
|
|
PostEventImpl(isolate, stream_id, kind, event);
|
|
}
|
|
|
|
void Service::PostEventImpl(Isolate* isolate,
|
|
const char* stream_id,
|
|
const char* kind,
|
|
JSONStream* event) {
|
|
ASSERT(stream_id != nullptr);
|
|
ASSERT(kind != nullptr);
|
|
ASSERT(event != nullptr);
|
|
|
|
if (FLAG_trace_service) {
|
|
if (isolate != nullptr) {
|
|
OS::PrintErr(
|
|
"vm-service: Pushing ServiceEvent(isolate='%s', "
|
|
"isolateId='" ISOLATE_SERVICE_ID_FORMAT_STRING
|
|
"', kind='%s') to stream %s\n",
|
|
isolate->name(), static_cast<int64_t>(isolate->main_port()), kind,
|
|
stream_id);
|
|
} else {
|
|
OS::PrintErr(
|
|
"vm-service: Pushing ServiceEvent(isolate='<no current isolate>', "
|
|
"kind='%s') to stream %s\n",
|
|
kind, stream_id);
|
|
}
|
|
}
|
|
|
|
Service::LogResponseSize(kind, event);
|
|
|
|
// Message is of the format [<stream id>, <json string>].
|
|
//
|
|
// Build the event message in the C heap to avoid dart heap
|
|
// allocation. This method can be called while we have acquired a
|
|
// direct pointer to typed data, so we can't allocate here.
|
|
Dart_CObject list_cobj;
|
|
Dart_CObject* list_values[2];
|
|
list_cobj.type = Dart_CObject_kArray;
|
|
list_cobj.value.as_array.length = 2;
|
|
list_cobj.value.as_array.values = list_values;
|
|
|
|
Dart_CObject stream_id_cobj;
|
|
stream_id_cobj.type = Dart_CObject_kString;
|
|
stream_id_cobj.value.as_string = const_cast<char*>(stream_id);
|
|
list_values[0] = &stream_id_cobj;
|
|
|
|
Dart_CObject json_cobj;
|
|
json_cobj.type = Dart_CObject_kString;
|
|
json_cobj.value.as_string = const_cast<char*>(event->ToCString());
|
|
list_values[1] = &json_cobj;
|
|
|
|
AllocOnlyStackZone zone;
|
|
std::unique_ptr<Message> msg =
|
|
WriteApiMessage(zone.GetZone(), &list_cobj, ServiceIsolate::Port(),
|
|
Message::kNormalPriority);
|
|
if (msg != nullptr) {
|
|
PortMap::PostMessage(std::move(msg));
|
|
}
|
|
}
|
|
|
|
class EmbedderServiceHandler {
|
|
public:
|
|
explicit EmbedderServiceHandler(const char* name)
|
|
: name_(NULL), callback_(NULL), user_data_(NULL), next_(NULL) {
|
|
ASSERT(name != NULL);
|
|
name_ = Utils::StrDup(name);
|
|
}
|
|
|
|
~EmbedderServiceHandler() { free(name_); }
|
|
|
|
const char* name() const { return name_; }
|
|
|
|
Dart_ServiceRequestCallback callback() const { return callback_; }
|
|
void set_callback(Dart_ServiceRequestCallback callback) {
|
|
callback_ = callback;
|
|
}
|
|
|
|
void* user_data() const { return user_data_; }
|
|
void set_user_data(void* user_data) { user_data_ = user_data; }
|
|
|
|
EmbedderServiceHandler* next() const { return next_; }
|
|
void set_next(EmbedderServiceHandler* next) { next_ = next; }
|
|
|
|
private:
|
|
char* name_;
|
|
Dart_ServiceRequestCallback callback_;
|
|
void* user_data_;
|
|
EmbedderServiceHandler* next_;
|
|
};
|
|
|
|
void Service::EmbedderHandleMessage(EmbedderServiceHandler* handler,
|
|
JSONStream* js) {
|
|
ASSERT(handler != NULL);
|
|
Dart_ServiceRequestCallback callback = handler->callback();
|
|
ASSERT(callback != NULL);
|
|
const char* response = NULL;
|
|
bool success;
|
|
{
|
|
TransitionVMToNative transition(Thread::Current());
|
|
success = callback(js->method(), js->param_keys(), js->param_values(),
|
|
js->num_params(), handler->user_data(), &response);
|
|
}
|
|
ASSERT(response != NULL);
|
|
if (!success) {
|
|
js->SetupError();
|
|
}
|
|
js->buffer()->AddString(response);
|
|
js->PostReply();
|
|
free(const_cast<char*>(response));
|
|
}
|
|
|
|
void Service::RegisterIsolateEmbedderCallback(
|
|
const char* name,
|
|
Dart_ServiceRequestCallback callback,
|
|
void* user_data) {
|
|
if (name == NULL) {
|
|
return;
|
|
}
|
|
EmbedderServiceHandler* handler = FindIsolateEmbedderHandler(name);
|
|
if (handler != NULL) {
|
|
// Update existing handler entry.
|
|
handler->set_callback(callback);
|
|
handler->set_user_data(user_data);
|
|
return;
|
|
}
|
|
// Create a new handler.
|
|
handler = new EmbedderServiceHandler(name);
|
|
handler->set_callback(callback);
|
|
handler->set_user_data(user_data);
|
|
|
|
// Insert into isolate_service_handler_head_ list.
|
|
handler->set_next(isolate_service_handler_head_);
|
|
isolate_service_handler_head_ = handler;
|
|
}
|
|
|
|
EmbedderServiceHandler* Service::FindIsolateEmbedderHandler(const char* name) {
|
|
EmbedderServiceHandler* current = isolate_service_handler_head_;
|
|
while (current != NULL) {
|
|
if (strcmp(name, current->name()) == 0) {
|
|
return current;
|
|
}
|
|
current = current->next();
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
void Service::RegisterRootEmbedderCallback(const char* name,
|
|
Dart_ServiceRequestCallback callback,
|
|
void* user_data) {
|
|
if (name == NULL) {
|
|
return;
|
|
}
|
|
EmbedderServiceHandler* handler = FindRootEmbedderHandler(name);
|
|
if (handler != NULL) {
|
|
// Update existing handler entry.
|
|
handler->set_callback(callback);
|
|
handler->set_user_data(user_data);
|
|
return;
|
|
}
|
|
// Create a new handler.
|
|
handler = new EmbedderServiceHandler(name);
|
|
handler->set_callback(callback);
|
|
handler->set_user_data(user_data);
|
|
|
|
// Insert into root_service_handler_head_ list.
|
|
handler->set_next(root_service_handler_head_);
|
|
root_service_handler_head_ = handler;
|
|
}
|
|
|
|
void Service::SetEmbedderStreamCallbacks(
|
|
Dart_ServiceStreamListenCallback listen_callback,
|
|
Dart_ServiceStreamCancelCallback cancel_callback) {
|
|
stream_listen_callback_ = listen_callback;
|
|
stream_cancel_callback_ = cancel_callback;
|
|
}
|
|
|
|
void Service::SetGetServiceAssetsCallback(
|
|
Dart_GetVMServiceAssetsArchive get_service_assets) {
|
|
get_service_assets_callback_ = get_service_assets;
|
|
}
|
|
|
|
void Service::SetEmbedderInformationCallback(
|
|
Dart_EmbedderInformationCallback callback) {
|
|
embedder_information_callback_ = callback;
|
|
}
|
|
|
|
int64_t Service::CurrentRSS() {
|
|
if (embedder_information_callback_ == NULL) {
|
|
return -1;
|
|
}
|
|
Dart_EmbedderInformation info = {
|
|
0, // version
|
|
NULL, // name
|
|
0, // max_rss
|
|
0 // current_rss
|
|
};
|
|
embedder_information_callback_(&info);
|
|
ASSERT(info.version == DART_EMBEDDER_INFORMATION_CURRENT_VERSION);
|
|
return info.current_rss;
|
|
}
|
|
|
|
int64_t Service::MaxRSS() {
|
|
if (embedder_information_callback_ == NULL) {
|
|
return -1;
|
|
}
|
|
Dart_EmbedderInformation info = {
|
|
0, // version
|
|
NULL, // name
|
|
0, // max_rss
|
|
0 // current_rss
|
|
};
|
|
embedder_information_callback_(&info);
|
|
ASSERT(info.version == DART_EMBEDDER_INFORMATION_CURRENT_VERSION);
|
|
return info.max_rss;
|
|
}
|
|
|
|
void Service::SetDartLibraryKernelForSources(const uint8_t* kernel_bytes,
|
|
intptr_t kernel_length) {
|
|
dart_library_kernel_ = kernel_bytes;
|
|
dart_library_kernel_len_ = kernel_length;
|
|
}
|
|
|
|
EmbedderServiceHandler* Service::FindRootEmbedderHandler(const char* name) {
|
|
EmbedderServiceHandler* current = root_service_handler_head_;
|
|
while (current != NULL) {
|
|
if (strcmp(name, current->name()) == 0) {
|
|
return current;
|
|
}
|
|
current = current->next();
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
void Service::ScheduleExtensionHandler(const Instance& handler,
|
|
const String& method_name,
|
|
const Array& parameter_keys,
|
|
const Array& parameter_values,
|
|
const Instance& reply_port,
|
|
const Instance& id) {
|
|
ASSERT(!handler.IsNull());
|
|
ASSERT(!method_name.IsNull());
|
|
ASSERT(!parameter_keys.IsNull());
|
|
ASSERT(!parameter_values.IsNull());
|
|
ASSERT(!reply_port.IsNull());
|
|
Isolate* isolate = Isolate::Current();
|
|
ASSERT(isolate != NULL);
|
|
isolate->AppendServiceExtensionCall(handler, method_name, parameter_keys,
|
|
parameter_values, reply_port, id);
|
|
}
|
|
|
|
static const MethodParameter* const get_isolate_params[] = {
|
|
ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetIsolate(Thread* thread, JSONStream* js) {
|
|
thread->isolate()->PrintJSON(js, false);
|
|
}
|
|
|
|
static const MethodParameter* const get_isolate_group_params[] = {
|
|
ISOLATE_GROUP_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
enum SentinelType {
|
|
kCollectedSentinel,
|
|
kExpiredSentinel,
|
|
kFreeSentinel,
|
|
};
|
|
|
|
static void PrintSentinel(JSONStream* js, SentinelType sentinel_type) {
|
|
JSONObject jsobj(js);
|
|
jsobj.AddProperty("type", "Sentinel");
|
|
switch (sentinel_type) {
|
|
case kCollectedSentinel:
|
|
jsobj.AddProperty("kind", "Collected");
|
|
jsobj.AddProperty("valueAsString", "<collected>");
|
|
break;
|
|
case kExpiredSentinel:
|
|
jsobj.AddProperty("kind", "Expired");
|
|
jsobj.AddProperty("valueAsString", "<expired>");
|
|
break;
|
|
case kFreeSentinel:
|
|
jsobj.AddProperty("kind", "Free");
|
|
jsobj.AddProperty("valueAsString", "<free>");
|
|
break;
|
|
default:
|
|
UNIMPLEMENTED();
|
|
break;
|
|
}
|
|
}
|
|
|
|
static const MethodParameter* const
|
|
set_stream_include_private_members_params[] = {
|
|
NO_ISOLATE_PARAMETER,
|
|
new BoolParameter("includePrivateMembers", true),
|
|
nullptr,
|
|
};
|
|
|
|
static void SetStreamIncludePrivateMembers(Thread* thread, JSONStream* js) {
|
|
const char* stream_id = js->LookupParam("streamId");
|
|
if (stream_id == nullptr) {
|
|
PrintMissingParamError(js, "streamId");
|
|
return;
|
|
}
|
|
bool include_private_members =
|
|
BoolParameter::Parse(js->LookupParam("includePrivateMembers"), false);
|
|
intptr_t num_streams = sizeof(streams_) / sizeof(streams_[0]);
|
|
for (intptr_t i = 0; i < num_streams; i++) {
|
|
if (strcmp(stream_id, streams_[i]->id()) == 0) {
|
|
streams_[i]->set_include_private_members(include_private_members);
|
|
break;
|
|
}
|
|
}
|
|
PrintSuccess(js);
|
|
}
|
|
|
|
static void ActOnIsolateGroup(JSONStream* js,
|
|
std::function<void(IsolateGroup*)> visitor) {
|
|
const String& prefix =
|
|
String::Handle(String::New(ISOLATE_GROUP_SERVICE_ID_PREFIX));
|
|
|
|
const String& s =
|
|
String::Handle(String::New(js->LookupParam("isolateGroupId")));
|
|
if (!s.StartsWith(prefix)) {
|
|
PrintInvalidParamError(js, "isolateGroupId");
|
|
return;
|
|
}
|
|
uint64_t isolate_group_id = UInt64Parameter::Parse(
|
|
String::Handle(String::SubString(s, prefix.Length())).ToCString());
|
|
IsolateGroup::RunWithIsolateGroup(
|
|
isolate_group_id,
|
|
[&visitor](IsolateGroup* isolate_group) { visitor(isolate_group); },
|
|
/*if_not_found=*/[&js]() { PrintSentinel(js, kExpiredSentinel); });
|
|
}
|
|
|
|
static void GetIsolateGroup(Thread* thread, JSONStream* js) {
|
|
ActOnIsolateGroup(js, [&](IsolateGroup* isolate_group) {
|
|
isolate_group->PrintJSON(js, false);
|
|
});
|
|
}
|
|
|
|
static const MethodParameter* const get_memory_usage_params[] = {
|
|
ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetMemoryUsage(Thread* thread, JSONStream* js) {
|
|
thread->isolate()->PrintMemoryUsageJSON(js);
|
|
}
|
|
|
|
static const MethodParameter* const get_isolate_group_memory_usage_params[] = {
|
|
ISOLATE_GROUP_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetIsolateGroupMemoryUsage(Thread* thread, JSONStream* js) {
|
|
ActOnIsolateGroup(js, [&](IsolateGroup* isolate_group) {
|
|
isolate_group->PrintMemoryUsageJSON(js);
|
|
});
|
|
}
|
|
|
|
static const MethodParameter* const get_scripts_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetScripts(Thread* thread, JSONStream* js) {
|
|
auto object_store = thread->isolate_group()->object_store();
|
|
Zone* zone = thread->zone();
|
|
|
|
const auto& libs =
|
|
GrowableObjectArray::Handle(zone, object_store->libraries());
|
|
intptr_t num_libs = libs.Length();
|
|
|
|
Library& lib = Library::Handle(zone);
|
|
Array& scripts = Array::Handle(zone);
|
|
Script& script = Script::Handle(zone);
|
|
|
|
JSONObject jsobj(js);
|
|
{
|
|
jsobj.AddProperty("type", "ScriptList");
|
|
JSONArray script_array(&jsobj, "scripts");
|
|
for (intptr_t i = 0; i < num_libs; i++) {
|
|
lib ^= libs.At(i);
|
|
ASSERT(!lib.IsNull());
|
|
scripts = lib.LoadedScripts();
|
|
for (intptr_t j = 0; j < scripts.Length(); j++) {
|
|
script ^= scripts.At(j);
|
|
ASSERT(!script.IsNull());
|
|
script_array.AddValue(script);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static const MethodParameter* const get_stack_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
new UIntParameter("limit", false),
|
|
NULL,
|
|
};
|
|
|
|
static void GetStack(Thread* thread, JSONStream* js) {
|
|
if (CheckDebuggerDisabled(thread, js)) {
|
|
return;
|
|
}
|
|
intptr_t limit = 0;
|
|
bool has_limit = js->HasParam("limit");
|
|
if (has_limit) {
|
|
limit = UIntParameter::Parse(js->LookupParam("limit"));
|
|
if (limit < 0) {
|
|
PrintInvalidParamError(js, "limit");
|
|
return;
|
|
}
|
|
}
|
|
Isolate* isolate = thread->isolate();
|
|
DebuggerStackTrace* stack = isolate->debugger()->StackTrace();
|
|
DebuggerStackTrace* async_causal_stack =
|
|
isolate->debugger()->AsyncCausalStackTrace();
|
|
DebuggerStackTrace* awaiter_stack = isolate->debugger()->AwaiterStackTrace();
|
|
// Do we want the complete script object and complete local variable objects?
|
|
// This is true for dump requests.
|
|
JSONObject jsobj(js);
|
|
jsobj.AddProperty("type", "Stack");
|
|
{
|
|
JSONArray jsarr(&jsobj, "frames");
|
|
|
|
intptr_t num_frames =
|
|
has_limit ? Utils::Minimum(stack->Length(), limit) : stack->Length();
|
|
|
|
for (intptr_t i = 0; i < num_frames; i++) {
|
|
ActivationFrame* frame = stack->FrameAt(i);
|
|
JSONObject jsobj(&jsarr);
|
|
frame->PrintToJSONObject(&jsobj);
|
|
jsobj.AddProperty("index", i);
|
|
}
|
|
}
|
|
|
|
if (async_causal_stack != NULL) {
|
|
JSONArray jsarr(&jsobj, "asyncCausalFrames");
|
|
intptr_t num_frames =
|
|
has_limit ? Utils::Minimum(async_causal_stack->Length(), limit)
|
|
: async_causal_stack->Length();
|
|
for (intptr_t i = 0; i < num_frames; i++) {
|
|
ActivationFrame* frame = async_causal_stack->FrameAt(i);
|
|
JSONObject jsobj(&jsarr);
|
|
frame->PrintToJSONObject(&jsobj);
|
|
jsobj.AddProperty("index", i);
|
|
}
|
|
}
|
|
|
|
if (awaiter_stack != NULL) {
|
|
JSONArray jsarr(&jsobj, "awaiterFrames");
|
|
intptr_t num_frames = has_limit
|
|
? Utils::Minimum(awaiter_stack->Length(), limit)
|
|
: awaiter_stack->Length();
|
|
for (intptr_t i = 0; i < num_frames; i++) {
|
|
ActivationFrame* frame = awaiter_stack->FrameAt(i);
|
|
JSONObject jsobj(&jsarr);
|
|
frame->PrintToJSONObject(&jsobj);
|
|
jsobj.AddProperty("index", i);
|
|
}
|
|
}
|
|
|
|
const bool truncated =
|
|
(has_limit &&
|
|
(limit < stack->Length() ||
|
|
(async_causal_stack != nullptr &&
|
|
limit < async_causal_stack->Length()) ||
|
|
(awaiter_stack != nullptr && limit < awaiter_stack->Length())));
|
|
jsobj.AddProperty("truncated", truncated);
|
|
|
|
{
|
|
MessageHandler::AcquiredQueues aq(isolate->message_handler());
|
|
jsobj.AddProperty("messages", aq.queue());
|
|
}
|
|
}
|
|
|
|
static void HandleCommonEcho(JSONObject* jsobj, JSONStream* js) {
|
|
jsobj->AddProperty("type", "_EchoResponse");
|
|
if (js->HasParam("text")) {
|
|
jsobj->AddProperty("text", js->LookupParam("text"));
|
|
}
|
|
}
|
|
|
|
void Service::SendEchoEvent(Isolate* isolate, const char* text) {
|
|
JSONStream js;
|
|
{
|
|
JSONObject jsobj(&js);
|
|
jsobj.AddProperty("jsonrpc", "2.0");
|
|
jsobj.AddProperty("method", "streamNotify");
|
|
{
|
|
JSONObject params(&jsobj, "params");
|
|
params.AddProperty("streamId", echo_stream.id());
|
|
{
|
|
JSONObject event(¶ms, "event");
|
|
event.AddProperty("type", "Event");
|
|
event.AddProperty("kind", "_Echo");
|
|
event.AddProperty("isolate", isolate);
|
|
if (text != NULL) {
|
|
event.AddProperty("text", text);
|
|
}
|
|
event.AddPropertyTimeMillis("timestamp", OS::GetCurrentTimeMillis());
|
|
}
|
|
}
|
|
}
|
|
|
|
intptr_t reservation = js.buffer()->length() + sizeof(int32_t);
|
|
intptr_t data_size = reservation + 3;
|
|
uint8_t* data = reinterpret_cast<uint8_t*>(malloc(data_size));
|
|
data[reservation + 0] = 0;
|
|
data[reservation + 1] = 128;
|
|
data[reservation + 2] = 255;
|
|
SendEventWithData(echo_stream.id(), "_Echo", reservation,
|
|
js.buffer()->buffer(), js.buffer()->length(), data,
|
|
data_size);
|
|
}
|
|
|
|
static void TriggerEchoEvent(Thread* thread, JSONStream* js) {
|
|
if (Service::echo_stream.enabled()) {
|
|
Service::SendEchoEvent(thread->isolate(), js->LookupParam("text"));
|
|
}
|
|
JSONObject jsobj(js);
|
|
HandleCommonEcho(&jsobj, js);
|
|
}
|
|
|
|
static void Echo(Thread* thread, JSONStream* js) {
|
|
JSONObject jsobj(js);
|
|
HandleCommonEcho(&jsobj, js);
|
|
}
|
|
|
|
static bool ContainsNonInstance(const Object& obj) {
|
|
if (obj.IsArray()) {
|
|
const Array& array = Array::Cast(obj);
|
|
Object& element = Object::Handle();
|
|
for (intptr_t i = 0; i < array.Length(); ++i) {
|
|
element = array.At(i);
|
|
if (!(element.IsInstance() || element.IsNull())) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
} else if (obj.IsGrowableObjectArray()) {
|
|
const GrowableObjectArray& array = GrowableObjectArray::Cast(obj);
|
|
Object& element = Object::Handle();
|
|
for (intptr_t i = 0; i < array.Length(); ++i) {
|
|
element = array.At(i);
|
|
if (!(element.IsInstance() || element.IsNull())) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
} else {
|
|
return !(obj.IsInstance() || obj.IsNull());
|
|
}
|
|
}
|
|
|
|
static ObjectPtr LookupObjectId(Thread* thread,
|
|
const char* arg,
|
|
ObjectIdRing::LookupResult* kind) {
|
|
*kind = ObjectIdRing::kValid;
|
|
if (strncmp(arg, "int-", 4) == 0) {
|
|
arg += 4;
|
|
int64_t value = 0;
|
|
if (!OS::StringToInt64(arg, &value) || !Smi::IsValid(value)) {
|
|
*kind = ObjectIdRing::kInvalid;
|
|
return Object::null();
|
|
}
|
|
const Integer& obj =
|
|
Integer::Handle(thread->zone(), Smi::New(static_cast<intptr_t>(value)));
|
|
return obj.ptr();
|
|
} else if (strcmp(arg, "bool-true") == 0) {
|
|
return Bool::True().ptr();
|
|
} else if (strcmp(arg, "bool-false") == 0) {
|
|
return Bool::False().ptr();
|
|
} else if (strcmp(arg, "null") == 0) {
|
|
return Object::null();
|
|
}
|
|
|
|
ObjectIdRing* ring = thread->isolate()->EnsureObjectIdRing();
|
|
intptr_t id = -1;
|
|
if (!GetIntegerId(arg, &id)) {
|
|
*kind = ObjectIdRing::kInvalid;
|
|
return Object::null();
|
|
}
|
|
return ring->GetObjectForId(id, kind);
|
|
}
|
|
|
|
static ObjectPtr LookupClassMembers(Thread* thread,
|
|
const Class& klass,
|
|
char** parts,
|
|
int num_parts) {
|
|
auto zone = thread->zone();
|
|
|
|
if (num_parts != 4) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
|
|
const char* encoded_id = parts[3];
|
|
auto& id = String::Handle(String::New(encoded_id));
|
|
id = String::DecodeIRI(id);
|
|
if (id.IsNull()) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
|
|
if (strcmp(parts[2], "fields") == 0) {
|
|
// Field ids look like: "classes/17/fields/name"
|
|
const auto& field = Field::Handle(klass.LookupField(id));
|
|
if (field.IsNull()) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
return field.ptr();
|
|
}
|
|
if (strcmp(parts[2], "field_inits") == 0) {
|
|
// Field initializer ids look like: "classes/17/field_inits/name"
|
|
const auto& field = Field::Handle(klass.LookupField(id));
|
|
if (field.IsNull() || (field.is_late() && !field.has_initializer())) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
const auto& function = Function::Handle(field.EnsureInitializerFunction());
|
|
if (function.IsNull()) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
return function.ptr();
|
|
}
|
|
if (strcmp(parts[2], "functions") == 0) {
|
|
// Function ids look like: "classes/17/functions/name"
|
|
|
|
const auto& function =
|
|
Function::Handle(Resolver::ResolveFunction(zone, klass, id));
|
|
if (function.IsNull()) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
return function.ptr();
|
|
}
|
|
if (strcmp(parts[2], "implicit_closures") == 0) {
|
|
// Function ids look like: "classes/17/implicit_closures/11"
|
|
intptr_t id;
|
|
if (!GetIntegerId(parts[3], &id)) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
const auto& func =
|
|
Function::Handle(zone, klass.ImplicitClosureFunctionFromIndex(id));
|
|
if (func.IsNull()) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
return func.ptr();
|
|
}
|
|
if (strcmp(parts[2], "dispatchers") == 0) {
|
|
// Dispatcher Function ids look like: "classes/17/dispatchers/11"
|
|
intptr_t id;
|
|
if (!GetIntegerId(parts[3], &id)) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
const auto& func =
|
|
Function::Handle(zone, klass.InvocationDispatcherFunctionFromIndex(id));
|
|
if (func.IsNull()) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
return func.ptr();
|
|
}
|
|
if (strcmp(parts[2], "closures") == 0) {
|
|
// Closure ids look like: "classes/17/closures/11"
|
|
intptr_t id;
|
|
if (!GetIntegerId(parts[3], &id)) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
Function& func = Function::Handle(zone);
|
|
func = ClosureFunctionsCache::ClosureFunctionFromIndex(id);
|
|
if (func.IsNull()) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
return func.ptr();
|
|
}
|
|
|
|
UNREACHABLE();
|
|
return Object::sentinel().ptr();
|
|
}
|
|
|
|
static ObjectPtr LookupHeapObjectLibraries(IsolateGroup* isolate_group,
|
|
char** parts,
|
|
int num_parts) {
|
|
// Library ids look like "libraries/35"
|
|
if (num_parts < 2) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
const auto& libs =
|
|
GrowableObjectArray::Handle(isolate_group->object_store()->libraries());
|
|
ASSERT(!libs.IsNull());
|
|
const String& id = String::Handle(String::New(parts[1]));
|
|
// Scan for private key.
|
|
String& private_key = String::Handle();
|
|
Library& lib = Library::Handle();
|
|
bool lib_found = false;
|
|
for (intptr_t i = 0; i < libs.Length(); i++) {
|
|
lib ^= libs.At(i);
|
|
ASSERT(!lib.IsNull());
|
|
private_key = lib.private_key();
|
|
if (private_key.Equals(id)) {
|
|
lib_found = true;
|
|
break;
|
|
}
|
|
}
|
|
if (!lib_found) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
|
|
const auto& klass = Class::Handle(lib.toplevel_class());
|
|
ASSERT(!klass.IsNull());
|
|
|
|
if (num_parts == 2) {
|
|
return lib.ptr();
|
|
}
|
|
if (strcmp(parts[2], "fields") == 0) {
|
|
// Library field ids look like: "libraries/17/fields/name"
|
|
return LookupClassMembers(Thread::Current(), klass, parts, num_parts);
|
|
}
|
|
if (strcmp(parts[2], "field_inits") == 0) {
|
|
// Library field ids look like: "libraries/17/field_inits/name"
|
|
return LookupClassMembers(Thread::Current(), klass, parts, num_parts);
|
|
}
|
|
if (strcmp(parts[2], "functions") == 0) {
|
|
// Library function ids look like: "libraries/17/functions/name"
|
|
return LookupClassMembers(Thread::Current(), klass, parts, num_parts);
|
|
}
|
|
if (strcmp(parts[2], "closures") == 0) {
|
|
// Library function ids look like: "libraries/17/closures/name"
|
|
return LookupClassMembers(Thread::Current(), klass, parts, num_parts);
|
|
}
|
|
if (strcmp(parts[2], "implicit_closures") == 0) {
|
|
// Library function ids look like: "libraries/17/implicit_closures/name"
|
|
return LookupClassMembers(Thread::Current(), klass, parts, num_parts);
|
|
}
|
|
|
|
if (strcmp(parts[2], "scripts") == 0) {
|
|
// Script ids look like "libraries/35/scripts/library%2Furl.dart/12345"
|
|
if (num_parts != 5) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
const String& id = String::Handle(String::New(parts[3]));
|
|
ASSERT(!id.IsNull());
|
|
// The id is the url of the script % encoded, decode it.
|
|
const String& requested_url = String::Handle(String::DecodeIRI(id));
|
|
|
|
// Each script id is tagged with a load time.
|
|
int64_t timestamp;
|
|
if (!GetInteger64Id(parts[4], ×tamp, 16) || (timestamp < 0)) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
|
|
Script& script = Script::Handle();
|
|
String& script_url = String::Handle();
|
|
const Array& loaded_scripts = Array::Handle(lib.LoadedScripts());
|
|
ASSERT(!loaded_scripts.IsNull());
|
|
intptr_t i;
|
|
for (i = 0; i < loaded_scripts.Length(); i++) {
|
|
script ^= loaded_scripts.At(i);
|
|
ASSERT(!script.IsNull());
|
|
script_url = script.url();
|
|
if (script_url.Equals(requested_url) &&
|
|
(timestamp == script.load_timestamp())) {
|
|
return script.ptr();
|
|
}
|
|
}
|
|
}
|
|
|
|
// Not found.
|
|
return Object::sentinel().ptr();
|
|
}
|
|
|
|
static ObjectPtr LookupHeapObjectClasses(Thread* thread,
|
|
char** parts,
|
|
int num_parts) {
|
|
// Class ids look like: "classes/17"
|
|
if (num_parts < 2) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
Zone* zone = thread->zone();
|
|
auto table = thread->isolate_group()->class_table();
|
|
intptr_t id;
|
|
if (!GetIntegerId(parts[1], &id) || !table->IsValidIndex(id)) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
Class& cls = Class::Handle(zone, table->At(id));
|
|
if (num_parts == 2) {
|
|
return cls.ptr();
|
|
}
|
|
if (strcmp(parts[2], "closures") == 0) {
|
|
// Closure ids look like: "classes/17/closures/11"
|
|
return LookupClassMembers(thread, cls, parts, num_parts);
|
|
} else if (strcmp(parts[2], "field_inits") == 0) {
|
|
// Field initializer ids look like: "classes/17/field_inits/name"
|
|
return LookupClassMembers(thread, cls, parts, num_parts);
|
|
} else if (strcmp(parts[2], "fields") == 0) {
|
|
// Field ids look like: "classes/17/fields/name"
|
|
return LookupClassMembers(thread, cls, parts, num_parts);
|
|
} else if (strcmp(parts[2], "functions") == 0) {
|
|
// Function ids look like: "classes/17/functions/name"
|
|
return LookupClassMembers(thread, cls, parts, num_parts);
|
|
} else if (strcmp(parts[2], "implicit_closures") == 0) {
|
|
// Function ids look like: "classes/17/implicit_closures/11"
|
|
return LookupClassMembers(thread, cls, parts, num_parts);
|
|
} else if (strcmp(parts[2], "dispatchers") == 0) {
|
|
// Dispatcher Function ids look like: "classes/17/dispatchers/11"
|
|
return LookupClassMembers(thread, cls, parts, num_parts);
|
|
} else if (strcmp(parts[2], "types") == 0) {
|
|
// Type ids look like: "classes/17/types/11"
|
|
if (num_parts != 4) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
intptr_t id;
|
|
if (!GetIntegerId(parts[3], &id)) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
if (id != 0) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
const Type& type = Type::Handle(zone, cls.DeclarationType());
|
|
if (!type.IsNull()) {
|
|
return type.ptr();
|
|
}
|
|
}
|
|
|
|
// Not found.
|
|
return Object::sentinel().ptr();
|
|
}
|
|
|
|
static ObjectPtr LookupHeapObjectTypeArguments(Thread* thread,
|
|
char** parts,
|
|
int num_parts) {
|
|
// TypeArguments ids look like: "typearguments/17"
|
|
if (num_parts < 2) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
intptr_t id;
|
|
if (!GetIntegerId(parts[1], &id)) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
ObjectStore* object_store = thread->isolate_group()->object_store();
|
|
const Array& table =
|
|
Array::Handle(thread->zone(), object_store->canonical_type_arguments());
|
|
ASSERT(table.Length() > 0);
|
|
const intptr_t table_size = table.Length() - 1;
|
|
if ((id < 0) || (id >= table_size) || (table.At(id) == Object::null())) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
return table.At(id);
|
|
}
|
|
|
|
static ObjectPtr LookupHeapObjectCode(char** parts, int num_parts) {
|
|
if (num_parts != 2) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
uword pc;
|
|
static const char* const kCollectedPrefix = "collected-";
|
|
static intptr_t kCollectedPrefixLen = strlen(kCollectedPrefix);
|
|
static const char* const kNativePrefix = "native-";
|
|
static const intptr_t kNativePrefixLen = strlen(kNativePrefix);
|
|
static const char* const kReusedPrefix = "reused-";
|
|
static const intptr_t kReusedPrefixLen = strlen(kReusedPrefix);
|
|
const char* id = parts[1];
|
|
if (strncmp(kCollectedPrefix, id, kCollectedPrefixLen) == 0) {
|
|
if (!GetUnsignedIntegerId(&id[kCollectedPrefixLen], &pc, 16)) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
// TODO(turnidge): Return "collected" instead.
|
|
return Object::null();
|
|
}
|
|
if (strncmp(kNativePrefix, id, kNativePrefixLen) == 0) {
|
|
if (!GetUnsignedIntegerId(&id[kNativePrefixLen], &pc, 16)) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
// TODO(johnmccutchan): Support native Code.
|
|
return Object::null();
|
|
}
|
|
if (strncmp(kReusedPrefix, id, kReusedPrefixLen) == 0) {
|
|
if (!GetUnsignedIntegerId(&id[kReusedPrefixLen], &pc, 16)) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
// TODO(turnidge): Return "expired" instead.
|
|
return Object::null();
|
|
}
|
|
int64_t timestamp = 0;
|
|
if (!GetCodeId(id, ×tamp, &pc) || (timestamp < 0)) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
Code& code = Code::Handle(Code::FindCode(pc, timestamp));
|
|
if (!code.IsNull()) {
|
|
return code.ptr();
|
|
}
|
|
|
|
// Not found.
|
|
return Object::sentinel().ptr();
|
|
}
|
|
|
|
static ObjectPtr LookupHeapObjectMessage(Thread* thread,
|
|
char** parts,
|
|
int num_parts) {
|
|
if (num_parts != 2) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
uword message_id = 0;
|
|
if (!GetUnsignedIntegerId(parts[1], &message_id, 16)) {
|
|
return Object::sentinel().ptr();
|
|
}
|
|
MessageHandler::AcquiredQueues aq(thread->isolate()->message_handler());
|
|
Message* message = aq.queue()->FindMessageById(message_id);
|
|
if (message == NULL) {
|
|
// The user may try to load an expired message.
|
|
return Object::sentinel().ptr();
|
|
}
|
|
if (message->IsRaw()) {
|
|
return message->raw_obj();
|
|
} else {
|
|
return ReadMessage(thread, message);
|
|
}
|
|
}
|
|
|
|
static ObjectPtr LookupHeapObject(Thread* thread,
|
|
const char* id_original,
|
|
ObjectIdRing::LookupResult* result) {
|
|
char* id = thread->zone()->MakeCopyOfString(id_original);
|
|
|
|
// Parse the id by splitting at each '/'.
|
|
const int MAX_PARTS = 8;
|
|
char* parts[MAX_PARTS];
|
|
int num_parts = 0;
|
|
int i = 0;
|
|
int start_pos = 0;
|
|
while (id[i] != '\0') {
|
|
if (id[i] == '/') {
|
|
id[i++] = '\0';
|
|
parts[num_parts++] = &id[start_pos];
|
|
if (num_parts == MAX_PARTS) {
|
|
break;
|
|
}
|
|
start_pos = i;
|
|
} else {
|
|
i++;
|
|
}
|
|
}
|
|
if (num_parts < MAX_PARTS) {
|
|
parts[num_parts++] = &id[start_pos];
|
|
}
|
|
|
|
if (result != NULL) {
|
|
*result = ObjectIdRing::kValid;
|
|
}
|
|
|
|
Isolate* isolate = thread->isolate();
|
|
if (strcmp(parts[0], "objects") == 0) {
|
|
// Object ids look like "objects/1123"
|
|
Object& obj = Object::Handle(thread->zone());
|
|
ObjectIdRing::LookupResult lookup_result;
|
|
obj = LookupObjectId(thread, parts[1], &lookup_result);
|
|
if (lookup_result != ObjectIdRing::kValid) {
|
|
if (result != NULL) {
|
|
*result = lookup_result;
|
|
}
|
|
return Object::sentinel().ptr();
|
|
}
|
|
return obj.ptr();
|
|
|
|
} else if (strcmp(parts[0], "libraries") == 0) {
|
|
return LookupHeapObjectLibraries(isolate->group(), parts, num_parts);
|
|
} else if (strcmp(parts[0], "classes") == 0) {
|
|
return LookupHeapObjectClasses(thread, parts, num_parts);
|
|
} else if (strcmp(parts[0], "typearguments") == 0) {
|
|
return LookupHeapObjectTypeArguments(thread, parts, num_parts);
|
|
} else if (strcmp(parts[0], "code") == 0) {
|
|
return LookupHeapObjectCode(parts, num_parts);
|
|
} else if (strcmp(parts[0], "messages") == 0) {
|
|
return LookupHeapObjectMessage(thread, parts, num_parts);
|
|
}
|
|
|
|
// Not found.
|
|
return Object::sentinel().ptr();
|
|
}
|
|
|
|
static Breakpoint* LookupBreakpoint(Isolate* isolate,
|
|
const char* id,
|
|
ObjectIdRing::LookupResult* result) {
|
|
*result = ObjectIdRing::kInvalid;
|
|
size_t end_pos = strcspn(id, "/");
|
|
if (end_pos == strlen(id)) {
|
|
return NULL;
|
|
}
|
|
const char* rest = id + end_pos + 1; // +1 for '/'.
|
|
if (strncmp("breakpoints", id, end_pos) == 0) {
|
|
intptr_t bpt_id = 0;
|
|
Breakpoint* bpt = NULL;
|
|
if (GetIntegerId(rest, &bpt_id)) {
|
|
bpt = isolate->debugger()->GetBreakpointById(bpt_id);
|
|
if (bpt != nullptr) {
|
|
*result = ObjectIdRing::kValid;
|
|
return bpt;
|
|
}
|
|
if (bpt_id < isolate->debugger()->limitBreakpointId()) {
|
|
*result = ObjectIdRing::kCollected;
|
|
return NULL;
|
|
}
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static void PrintInboundReferences(Thread* thread,
|
|
Object* target,
|
|
intptr_t limit,
|
|
JSONStream* js) {
|
|
ObjectGraph graph(thread);
|
|
Array& path = Array::Handle(Array::New(limit * 2));
|
|
intptr_t length = graph.InboundReferences(target, path);
|
|
OffsetsTable offsets_table(thread->zone());
|
|
JSONObject jsobj(js);
|
|
jsobj.AddProperty("type", "InboundReferences");
|
|
{
|
|
JSONArray elements(&jsobj, "references");
|
|
Object& source = Object::Handle();
|
|
Smi& slot_offset = Smi::Handle();
|
|
Class& source_class = Class::Handle();
|
|
Field& field = Field::Handle();
|
|
Array& parent_field_map = Array::Handle();
|
|
limit = Utils::Minimum(limit, length);
|
|
for (intptr_t i = 0; i < limit; ++i) {
|
|
JSONObject jselement(&elements);
|
|
source = path.At(i * 2);
|
|
slot_offset ^= path.At((i * 2) + 1);
|
|
|
|
jselement.AddProperty("source", source);
|
|
if (source.IsArray()) {
|
|
intptr_t element_index =
|
|
(slot_offset.Value() - Array::element_offset(0)) /
|
|
Array::kBytesPerElement;
|
|
jselement.AddProperty("parentListIndex", element_index);
|
|
} else {
|
|
if (source.IsInstance()) {
|
|
source_class = source.clazz();
|
|
parent_field_map = source_class.OffsetToFieldMap();
|
|
intptr_t index = slot_offset.Value() >> kCompressedWordSizeLog2;
|
|
if (index > 0 && index < parent_field_map.Length()) {
|
|
field ^= parent_field_map.At(index);
|
|
if (!field.IsNull()) {
|
|
jselement.AddProperty("parentField", field);
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
const char* field_name = offsets_table.FieldNameForOffset(
|
|
source.GetClassId(), slot_offset.Value());
|
|
if (field_name != nullptr) {
|
|
jselement.AddProperty("_parentWordOffset", slot_offset.Value());
|
|
// TODO(vm-service): Adjust RPC type to allow returning a field name
|
|
// without a field object, or reify the fields described by
|
|
// raw_object_fields.cc
|
|
// jselement.AddProperty("_parentFieldName", field_name);
|
|
} else if (source.IsContext()) {
|
|
intptr_t element_index =
|
|
(slot_offset.Value() - Context::variable_offset(0)) /
|
|
Context::kBytesPerElement;
|
|
jselement.AddProperty("parentListIndex", element_index);
|
|
} else {
|
|
jselement.AddProperty("_parentWordOffset", slot_offset.Value());
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// We nil out the array after generating the response to prevent
|
|
// reporting suprious references when repeatedly looking for the
|
|
// references to an object.
|
|
for (intptr_t i = 0; i < path.Length(); i++) {
|
|
path.SetAt(i, Object::null_object());
|
|
}
|
|
}
|
|
|
|
static const MethodParameter* const get_inbound_references_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetInboundReferences(Thread* thread, JSONStream* js) {
|
|
const char* target_id = js->LookupParam("targetId");
|
|
if (target_id == NULL) {
|
|
PrintMissingParamError(js, "targetId");
|
|
return;
|
|
}
|
|
const char* limit_cstr = js->LookupParam("limit");
|
|
if (limit_cstr == NULL) {
|
|
PrintMissingParamError(js, "limit");
|
|
return;
|
|
}
|
|
intptr_t limit;
|
|
if (!GetIntegerId(limit_cstr, &limit)) {
|
|
PrintInvalidParamError(js, "limit");
|
|
return;
|
|
}
|
|
|
|
Object& obj = Object::Handle(thread->zone());
|
|
ObjectIdRing::LookupResult lookup_result;
|
|
{
|
|
HANDLESCOPE(thread);
|
|
obj = LookupHeapObject(thread, target_id, &lookup_result);
|
|
}
|
|
if (obj.ptr() == Object::sentinel().ptr()) {
|
|
if (lookup_result == ObjectIdRing::kCollected) {
|
|
PrintSentinel(js, kCollectedSentinel);
|
|
} else if (lookup_result == ObjectIdRing::kExpired) {
|
|
PrintSentinel(js, kExpiredSentinel);
|
|
} else {
|
|
PrintInvalidParamError(js, "targetId");
|
|
}
|
|
return;
|
|
}
|
|
PrintInboundReferences(thread, &obj, limit, js);
|
|
}
|
|
|
|
static void PrintRetainingPath(Thread* thread,
|
|
Object* obj,
|
|
intptr_t limit,
|
|
JSONStream* js) {
|
|
ObjectGraph graph(thread);
|
|
Array& path = Array::Handle(Array::New(limit * 2));
|
|
auto result = graph.RetainingPath(obj, path);
|
|
intptr_t length = result.length;
|
|
JSONObject jsobj(js);
|
|
jsobj.AddProperty("type", "RetainingPath");
|
|
jsobj.AddProperty("length", length);
|
|
jsobj.AddProperty("gcRootType", result.gc_root_type);
|
|
JSONArray elements(&jsobj, "elements");
|
|
Object& element = Object::Handle();
|
|
Smi& slot_offset = Smi::Handle();
|
|
Class& element_class = Class::Handle();
|
|
Array& element_field_map = Array::Handle();
|
|
LinkedHashMap& map = LinkedHashMap::Handle();
|
|
Array& map_data = Array::Handle();
|
|
Field& field = Field::Handle();
|
|
WeakProperty& wp = WeakProperty::Handle();
|
|
String& name = String::Handle();
|
|
limit = Utils::Minimum(limit, length);
|
|
OffsetsTable offsets_table(thread->zone());
|
|
for (intptr_t i = 0; i < limit; ++i) {
|
|
JSONObject jselement(&elements);
|
|
element = path.At(i * 2);
|
|
jselement.AddProperty("value", element);
|
|
// Interpret the word offset from parent as list index, map key,
|
|
// weak property, or instance field.
|
|
if (i > 0) {
|
|
slot_offset ^= path.At((i * 2) - 1);
|
|
if (element.IsArray() || element.IsGrowableObjectArray()) {
|
|
intptr_t element_index =
|
|
(slot_offset.Value() - Array::element_offset(0)) /
|
|
Array::kBytesPerElement;
|
|
jselement.AddProperty("parentListIndex", element_index);
|
|
} else if (element.IsLinkedHashMap()) {
|
|
map = static_cast<LinkedHashMapPtr>(path.At(i * 2));
|
|
map_data = map.data();
|
|
intptr_t element_index =
|
|
(slot_offset.Value() - Array::element_offset(0)) /
|
|
Array::kBytesPerElement;
|
|
LinkedHashMap::Iterator iterator(map);
|
|
while (iterator.MoveNext()) {
|
|
if (iterator.CurrentKey() == map_data.At(element_index) ||
|
|
iterator.CurrentValue() == map_data.At(element_index)) {
|
|
element = iterator.CurrentKey();
|
|
jselement.AddProperty("parentMapKey", element);
|
|
break;
|
|
}
|
|
}
|
|
} else if (element.IsWeakProperty()) {
|
|
wp ^= static_cast<WeakPropertyPtr>(element.ptr());
|
|
element = wp.key();
|
|
jselement.AddProperty("parentMapKey", element);
|
|
} else {
|
|
if (element.IsInstance()) {
|
|
element_class = element.clazz();
|
|
element_field_map = element_class.OffsetToFieldMap();
|
|
intptr_t index = slot_offset.Value() >> kCompressedWordSizeLog2;
|
|
if ((index > 0) && (index < element_field_map.Length())) {
|
|
field ^= element_field_map.At(index);
|
|
if (!field.IsNull()) {
|
|
name ^= field.name();
|
|
jselement.AddProperty("parentField", name.ToCString());
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
const char* field_name = offsets_table.FieldNameForOffset(
|
|
element.GetClassId(), slot_offset.Value());
|
|
if (field_name != nullptr) {
|
|
jselement.AddProperty("parentField", field_name);
|
|
} else if (element.IsContext()) {
|
|
intptr_t element_index =
|
|
(slot_offset.Value() - Context::variable_offset(0)) /
|
|
Context::kBytesPerElement;
|
|
jselement.AddProperty("parentListIndex", element_index);
|
|
} else {
|
|
jselement.AddProperty("_parentWordOffset", slot_offset.Value());
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// We nil out the array after generating the response to prevent
|
|
// reporting spurious references when looking for inbound references
|
|
// after looking for a retaining path.
|
|
for (intptr_t i = 0; i < path.Length(); i++) {
|
|
path.SetAt(i, Object::null_object());
|
|
}
|
|
}
|
|
|
|
static const MethodParameter* const get_retaining_path_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetRetainingPath(Thread* thread, JSONStream* js) {
|
|
const char* target_id = js->LookupParam("targetId");
|
|
if (target_id == NULL) {
|
|
PrintMissingParamError(js, "targetId");
|
|
return;
|
|
}
|
|
const char* limit_cstr = js->LookupParam("limit");
|
|
if (limit_cstr == NULL) {
|
|
PrintMissingParamError(js, "limit");
|
|
return;
|
|
}
|
|
intptr_t limit;
|
|
if (!GetIntegerId(limit_cstr, &limit)) {
|
|
PrintInvalidParamError(js, "limit");
|
|
return;
|
|
}
|
|
|
|
Object& obj = Object::Handle(thread->zone());
|
|
ObjectIdRing::LookupResult lookup_result;
|
|
{
|
|
HANDLESCOPE(thread);
|
|
obj = LookupHeapObject(thread, target_id, &lookup_result);
|
|
}
|
|
if (obj.ptr() == Object::sentinel().ptr()) {
|
|
if (lookup_result == ObjectIdRing::kCollected) {
|
|
PrintSentinel(js, kCollectedSentinel);
|
|
} else if (lookup_result == ObjectIdRing::kExpired) {
|
|
PrintSentinel(js, kExpiredSentinel);
|
|
} else {
|
|
PrintInvalidParamError(js, "targetId");
|
|
}
|
|
return;
|
|
}
|
|
PrintRetainingPath(thread, &obj, limit, js);
|
|
}
|
|
|
|
static const MethodParameter* const get_retained_size_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
new IdParameter("targetId", true),
|
|
NULL,
|
|
};
|
|
|
|
static void GetRetainedSize(Thread* thread, JSONStream* js) {
|
|
const char* target_id = js->LookupParam("targetId");
|
|
ASSERT(target_id != NULL);
|
|
ObjectIdRing::LookupResult lookup_result;
|
|
Object& obj =
|
|
Object::Handle(LookupHeapObject(thread, target_id, &lookup_result));
|
|
if (obj.ptr() == Object::sentinel().ptr()) {
|
|
if (lookup_result == ObjectIdRing::kCollected) {
|
|
PrintSentinel(js, kCollectedSentinel);
|
|
} else if (lookup_result == ObjectIdRing::kExpired) {
|
|
PrintSentinel(js, kExpiredSentinel);
|
|
} else {
|
|
PrintInvalidParamError(js, "targetId");
|
|
}
|
|
return;
|
|
}
|
|
// TODO(rmacnak): There is no way to get the size retained by a class object.
|
|
// SizeRetainedByClass should be a separate RPC.
|
|
if (obj.IsClass()) {
|
|
const Class& cls = Class::Cast(obj);
|
|
ObjectGraph graph(thread);
|
|
intptr_t retained_size = graph.SizeRetainedByClass(cls.id());
|
|
const Object& result = Object::Handle(Integer::New(retained_size));
|
|
result.PrintJSON(js, true);
|
|
return;
|
|
}
|
|
|
|
ObjectGraph graph(thread);
|
|
intptr_t retained_size = graph.SizeRetainedByInstance(obj);
|
|
const Object& result = Object::Handle(Integer::New(retained_size));
|
|
result.PrintJSON(js, true);
|
|
}
|
|
|
|
static const MethodParameter* const get_reachable_size_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
new IdParameter("targetId", true),
|
|
NULL,
|
|
};
|
|
|
|
static void GetReachableSize(Thread* thread, JSONStream* js) {
|
|
const char* target_id = js->LookupParam("targetId");
|
|
ASSERT(target_id != NULL);
|
|
ObjectIdRing::LookupResult lookup_result;
|
|
Object& obj =
|
|
Object::Handle(LookupHeapObject(thread, target_id, &lookup_result));
|
|
if (obj.ptr() == Object::sentinel().ptr()) {
|
|
if (lookup_result == ObjectIdRing::kCollected) {
|
|
PrintSentinel(js, kCollectedSentinel);
|
|
} else if (lookup_result == ObjectIdRing::kExpired) {
|
|
PrintSentinel(js, kExpiredSentinel);
|
|
} else {
|
|
PrintInvalidParamError(js, "targetId");
|
|
}
|
|
return;
|
|
}
|
|
// TODO(rmacnak): There is no way to get the size retained by a class object.
|
|
// SizeRetainedByClass should be a separate RPC.
|
|
if (obj.IsClass()) {
|
|
const Class& cls = Class::Cast(obj);
|
|
ObjectGraph graph(thread);
|
|
intptr_t retained_size = graph.SizeReachableByClass(cls.id());
|
|
const Object& result = Object::Handle(Integer::New(retained_size));
|
|
result.PrintJSON(js, true);
|
|
return;
|
|
}
|
|
|
|
ObjectGraph graph(thread);
|
|
intptr_t retained_size = graph.SizeReachableByInstance(obj);
|
|
const Object& result = Object::Handle(Integer::New(retained_size));
|
|
result.PrintJSON(js, true);
|
|
}
|
|
|
|
static const MethodParameter* const invoke_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void Invoke(Thread* thread, JSONStream* js) {
|
|
const char* receiver_id = js->LookupParam("targetId");
|
|
if (receiver_id == NULL) {
|
|
PrintMissingParamError(js, "targetId");
|
|
return;
|
|
}
|
|
const char* selector_cstr = js->LookupParam("selector");
|
|
if (selector_cstr == NULL) {
|
|
PrintMissingParamError(js, "selector");
|
|
return;
|
|
}
|
|
const char* argument_ids = js->LookupParam("argumentIds");
|
|
if (argument_ids == NULL) {
|
|
PrintMissingParamError(js, "argumentIds");
|
|
return;
|
|
}
|
|
|
|
#if !defined(DART_PRECOMPILED_RUNTIME)
|
|
bool disable_breakpoints =
|
|
BoolParameter::Parse(js->LookupParam("disableBreakpoints"), false);
|
|
DisableBreakpointsScope db(thread->isolate()->debugger(),
|
|
disable_breakpoints);
|
|
#endif
|
|
|
|
Zone* zone = thread->zone();
|
|
ObjectIdRing::LookupResult lookup_result;
|
|
Object& receiver = Object::Handle(
|
|
zone, LookupHeapObject(thread, receiver_id, &lookup_result));
|
|
if (receiver.ptr() == Object::sentinel().ptr()) {
|
|
if (lookup_result == ObjectIdRing::kCollected) {
|
|
PrintSentinel(js, kCollectedSentinel);
|
|
} else if (lookup_result == ObjectIdRing::kExpired) {
|
|
PrintSentinel(js, kExpiredSentinel);
|
|
} else {
|
|
PrintInvalidParamError(js, "targetId");
|
|
}
|
|
return;
|
|
}
|
|
|
|
const GrowableObjectArray& growable_args =
|
|
GrowableObjectArray::Handle(zone, GrowableObjectArray::New());
|
|
|
|
bool is_instance = (receiver.IsInstance() || receiver.IsNull()) &&
|
|
!ContainsNonInstance(receiver);
|
|
if (is_instance) {
|
|
growable_args.Add(receiver);
|
|
}
|
|
|
|
intptr_t n = strlen(argument_ids);
|
|
if ((n < 2) || (argument_ids[0] != '[') || (argument_ids[n - 1] != ']')) {
|
|
PrintInvalidParamError(js, "argumentIds");
|
|
return;
|
|
}
|
|
if (n > 2) {
|
|
intptr_t start = 1;
|
|
while (start < n) {
|
|
intptr_t end = start;
|
|
while ((argument_ids[end + 1] != ',') && (argument_ids[end + 1] != ']')) {
|
|
end++;
|
|
}
|
|
if (end == start) {
|
|
// Empty element.
|
|
PrintInvalidParamError(js, "argumentIds");
|
|
return;
|
|
}
|
|
|
|
const char* argument_id =
|
|
zone->MakeCopyOfStringN(&argument_ids[start], end - start + 1);
|
|
|
|
ObjectIdRing::LookupResult lookup_result;
|
|
Object& argument = Object::Handle(
|
|
zone, LookupHeapObject(thread, argument_id, &lookup_result));
|
|
// Invoke only accepts Instance arguments.
|
|
if (!(argument.IsInstance() || argument.IsNull()) ||
|
|
ContainsNonInstance(argument)) {
|
|
PrintInvalidParamError(js, "argumentIds");
|
|
return;
|
|
}
|
|
if (argument.ptr() == Object::sentinel().ptr()) {
|
|
if (lookup_result == ObjectIdRing::kCollected) {
|
|
PrintSentinel(js, kCollectedSentinel);
|
|
} else if (lookup_result == ObjectIdRing::kExpired) {
|
|
PrintSentinel(js, kExpiredSentinel);
|
|
} else {
|
|
PrintInvalidParamError(js, "argumentIds");
|
|
}
|
|
return;
|
|
}
|
|
growable_args.Add(argument);
|
|
|
|
start = end + 3;
|
|
}
|
|
}
|
|
|
|
const String& selector = String::Handle(zone, String::New(selector_cstr));
|
|
const Array& args =
|
|
Array::Handle(zone, Array::MakeFixedLength(growable_args));
|
|
const Array& arg_names = Object::empty_array();
|
|
|
|
if (receiver.IsLibrary()) {
|
|
const Library& lib = Library::Cast(receiver);
|
|
const Object& result =
|
|
Object::Handle(zone, lib.Invoke(selector, args, arg_names));
|
|
result.PrintJSON(js, true);
|
|
return;
|
|
}
|
|
if (receiver.IsClass()) {
|
|
const Class& cls = Class::Cast(receiver);
|
|
const Object& result =
|
|
Object::Handle(zone, cls.Invoke(selector, args, arg_names));
|
|
result.PrintJSON(js, true);
|
|
return;
|
|
}
|
|
if (is_instance) {
|
|
// We don't use Instance::Cast here because it doesn't allow null.
|
|
Instance& instance = Instance::Handle(zone);
|
|
instance ^= receiver.ptr();
|
|
const Object& result =
|
|
Object::Handle(zone, instance.Invoke(selector, args, arg_names));
|
|
result.PrintJSON(js, true);
|
|
return;
|
|
}
|
|
js->PrintError(kInvalidParams,
|
|
"%s: invalid 'targetId' parameter: "
|
|
"Cannot invoke against a VM-internal object",
|
|
js->method());
|
|
}
|
|
|
|
static const MethodParameter* const evaluate_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static bool IsAlpha(char c) {
|
|
return (c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z');
|
|
}
|
|
static bool IsAlphaOrDollar(char c) {
|
|
return (c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z') || (c == '$');
|
|
}
|
|
static bool IsAlphaNum(char c) {
|
|
return (c >= '0' && c <= '9') || IsAlpha(c);
|
|
}
|
|
static bool IsAlphaNumOrDollar(char c) {
|
|
return (c >= '0' && c <= '9') || IsAlphaOrDollar(c);
|
|
}
|
|
static bool IsWhitespace(char c) {
|
|
return c <= ' ';
|
|
}
|
|
static bool IsObjectIdChar(char c) {
|
|
return IsAlphaNum(c) || c == '/' || c == '-' || c == '@' || c == '%';
|
|
}
|
|
|
|
// TODO(vm-service): Consider whether we should pass structured objects in
|
|
// service messages instead of always flattening them to C strings.
|
|
static bool ParseScope(const char* scope,
|
|
GrowableArray<const char*>* names,
|
|
GrowableArray<const char*>* ids) {
|
|
Zone* zone = Thread::Current()->zone();
|
|
const char* c = scope;
|
|
if (*c++ != '{') return false;
|
|
|
|
for (;;) {
|
|
while (IsWhitespace(*c)) {
|
|
c++;
|
|
}
|
|
|
|
if (*c == '}') return true;
|
|
|
|
const char* name = c;
|
|
if (!IsAlphaOrDollar(*c)) return false;
|
|
while (IsAlphaNumOrDollar(*c)) {
|
|
c++;
|
|
}
|
|
names->Add(zone->MakeCopyOfStringN(name, c - name));
|
|
|
|
while (IsWhitespace(*c)) {
|
|
c++;
|
|
}
|
|
|
|
if (*c++ != ':') return false;
|
|
|
|
while (IsWhitespace(*c)) {
|
|
c++;
|
|
}
|
|
|
|
const char* id = c;
|
|
if (!IsObjectIdChar(*c)) return false;
|
|
while (IsObjectIdChar(*c)) {
|
|
c++;
|
|
}
|
|
ids->Add(zone->MakeCopyOfStringN(id, c - id));
|
|
|
|
while (IsWhitespace(*c)) {
|
|
c++;
|
|
}
|
|
if (*c == ',') c++;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
static bool BuildScope(Thread* thread,
|
|
JSONStream* js,
|
|
const GrowableObjectArray& names,
|
|
const GrowableObjectArray& values) {
|
|
const char* scope = js->LookupParam("scope");
|
|
GrowableArray<const char*> cnames;
|
|
GrowableArray<const char*> cids;
|
|
if (scope != NULL) {
|
|
if (!ParseScope(scope, &cnames, &cids)) {
|
|
PrintInvalidParamError(js, "scope");
|
|
return true;
|
|
}
|
|
String& name = String::Handle();
|
|
Object& obj = Object::Handle();
|
|
for (intptr_t i = 0; i < cids.length(); i++) {
|
|
ObjectIdRing::LookupResult lookup_result;
|
|
obj = LookupHeapObject(thread, cids[i], &lookup_result);
|
|
if (obj.ptr() == Object::sentinel().ptr()) {
|
|
if (lookup_result == ObjectIdRing::kCollected) {
|
|
PrintSentinel(js, kCollectedSentinel);
|
|
} else if (lookup_result == ObjectIdRing::kExpired) {
|
|
PrintSentinel(js, kExpiredSentinel);
|
|
} else {
|
|
PrintInvalidParamError(js, "targetId");
|
|
}
|
|
return true;
|
|
}
|
|
if ((!obj.IsInstance() && !obj.IsNull()) || ContainsNonInstance(obj)) {
|
|
js->PrintError(kInvalidParams,
|
|
"%s: invalid scope 'targetId' parameter: "
|
|
"Cannot evaluate against a VM-internal object",
|
|
js->method());
|
|
return true;
|
|
}
|
|
name = String::New(cnames[i]);
|
|
names.Add(name);
|
|
values.Add(obj);
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static void Evaluate(Thread* thread, JSONStream* js) {
|
|
// If a compilation service is available, this RPC invocation will have been
|
|
// intercepted by RunningIsolates.routeRequest.
|
|
js->PrintError(
|
|
kExpressionCompilationError,
|
|
"%s: No compilation service available; cannot evaluate from source.",
|
|
js->method());
|
|
}
|
|
|
|
static const MethodParameter* const build_expression_evaluation_scope_params[] =
|
|
{
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
new IdParameter("frameIndex", false),
|
|
new IdParameter("targetId", false),
|
|
NULL,
|
|
};
|
|
|
|
static void CollectStringifiedType(Zone* zone,
|
|
const AbstractType& type,
|
|
const GrowableObjectArray& output) {
|
|
Instance& instance = Instance::Handle(zone);
|
|
if (type.IsFunctionType()) {
|
|
// The closure class
|
|
// (IsolateGroup::Current()->object_store()->closure_class())
|
|
// is statically typed weird (the call method redirects to itself)
|
|
// and the type is therefore not useful for the CFE. We use null instead.
|
|
output.Add(instance);
|
|
return;
|
|
}
|
|
if (type.IsDynamicType()) {
|
|
// Dynamic is weird in that it seems to have a class with no name and a
|
|
// library called something like '7189777121420'. We use null instead.
|
|
output.Add(instance);
|
|
return;
|
|
}
|
|
if (type.IsTypeParameter() && type.IsAbstractType()) {
|
|
// Calling type_class on an abstract type parameter will crash the VM.
|
|
// We use null instead.
|
|
output.Add(instance);
|
|
return;
|
|
}
|
|
if (type.IsTypeRef()) {
|
|
// A TypeRef is used to break cycles in the representation of types
|
|
// calling type class on it will cause an infinite recursion.
|
|
// We use null instead.
|
|
output.Add(instance);
|
|
return;
|
|
}
|
|
const Class& cls = Class::Handle(type.type_class());
|
|
const Library& lib = Library::Handle(zone, cls.library());
|
|
|
|
instance ^= lib.url();
|
|
output.Add(instance);
|
|
|
|
instance ^= cls.ScrubbedName();
|
|
output.Add(instance);
|
|
|
|
instance ^= Smi::New((intptr_t)type.nullability());
|
|
output.Add(instance);
|
|
|
|
const TypeArguments& srcArguments = TypeArguments::Handle(type.arguments());
|
|
instance ^= Smi::New(srcArguments.Length());
|
|
output.Add(instance);
|
|
for (int i = 0; i < srcArguments.Length(); i++) {
|
|
const AbstractType& src_type = AbstractType::Handle(srcArguments.TypeAt(i));
|
|
CollectStringifiedType(zone, src_type, output);
|
|
}
|
|
}
|
|
|
|
static void BuildExpressionEvaluationScope(Thread* thread, JSONStream* js) {
|
|
if (CheckDebuggerDisabled(thread, js)) {
|
|
return;
|
|
}
|
|
|
|
Isolate* isolate = thread->isolate();
|
|
DebuggerStackTrace* stack = isolate->debugger()->StackTrace();
|
|
intptr_t framePos = UIntParameter::Parse(js->LookupParam("frameIndex"));
|
|
if (framePos >= stack->Length()) {
|
|
PrintInvalidParamError(js, "frameIndex");
|
|
return;
|
|
}
|
|
|
|
Zone* zone = thread->zone();
|
|
const GrowableObjectArray& param_names =
|
|
GrowableObjectArray::Handle(zone, GrowableObjectArray::New());
|
|
const GrowableObjectArray& param_values =
|
|
GrowableObjectArray::Handle(zone, GrowableObjectArray::New());
|
|
const GrowableObjectArray& type_params_names =
|
|
GrowableObjectArray::Handle(zone, GrowableObjectArray::New());
|
|
const GrowableObjectArray& type_params_bounds =
|
|
GrowableObjectArray::Handle(zone, GrowableObjectArray::New());
|
|
const GrowableObjectArray& type_params_defaults =
|
|
GrowableObjectArray::Handle(zone, GrowableObjectArray::New());
|
|
String& klass_name = String::Handle(zone);
|
|
String& method_name = String::Handle(zone);
|
|
String& library_uri = String::Handle(zone);
|
|
bool isStatic = false;
|
|
|
|
if (BuildScope(thread, js, param_names, param_values)) {
|
|
return;
|
|
}
|
|
|
|
if (js->HasParam("frameIndex")) {
|
|
// building scope in the context of a given frame
|
|
DebuggerStackTrace* stack = isolate->debugger()->StackTrace();
|
|
intptr_t framePos = UIntParameter::Parse(js->LookupParam("frameIndex"));
|
|
if (framePos >= stack->Length()) {
|
|
PrintInvalidParamError(js, "frameIndex");
|
|
return;
|
|
}
|
|
|
|
ActivationFrame* frame = stack->FrameAt(framePos);
|
|
frame->BuildParameters(param_names, param_values, type_params_names,
|
|
type_params_bounds, type_params_defaults);
|
|
|
|
if (frame->function().is_static()) {
|
|
const Class& cls = Class::Handle(zone, frame->function().Owner());
|
|
if (!cls.IsTopLevel()) {
|
|
klass_name = cls.UserVisibleName();
|
|
}
|
|
library_uri = Library::Handle(zone, cls.library()).url();
|
|
method_name = frame->function().UserVisibleName();
|
|
isStatic = true;
|
|
} else {
|
|
const Class& method_cls = Class::Handle(zone, frame->function().origin());
|
|
library_uri = Library::Handle(zone, method_cls.library()).url();
|
|
klass_name = method_cls.UserVisibleName();
|
|
method_name = frame->function().UserVisibleName();
|
|
isStatic = false;
|
|
}
|
|
} else {
|
|
// building scope in the context of a given object
|
|
if (!js->HasParam("targetId")) {
|
|
js->PrintError(kInvalidParams,
|
|
"Either targetId or frameIndex has to be provided.");
|
|
return;
|
|
}
|
|
const char* target_id = js->LookupParam("targetId");
|
|
|
|
ObjectIdRing::LookupResult lookup_result;
|
|
Object& obj = Object::Handle(
|
|
zone, LookupHeapObject(thread, target_id, &lookup_result));
|
|
if (obj.ptr() == Object::sentinel().ptr()) {
|
|
PrintInvalidParamError(js, "targetId");
|
|
return;
|
|
}
|
|
if (obj.IsLibrary()) {
|
|
const Library& lib = Library::Cast(obj);
|
|
library_uri = lib.url();
|
|
isStatic = true;
|
|
} else if (obj.IsClass() || ((obj.IsInstance() || obj.IsNull()) &&
|
|
!ContainsNonInstance(obj))) {
|
|
Class& cls = Class::Handle(zone);
|
|
if (obj.IsClass()) {
|
|
cls ^= obj.ptr();
|
|
isStatic = true;
|
|
} else {
|
|
Instance& instance = Instance::Handle(zone);
|
|
instance ^= obj.ptr();
|
|
cls = instance.clazz();
|
|
isStatic = false;
|
|
}
|
|
if (!cls.IsTopLevel() &&
|
|
(IsInternalOnlyClassId(cls.id()) || cls.id() == kTypeArgumentsCid)) {
|
|
js->PrintError(
|
|
kInvalidParams,
|
|
"Expressions can be evaluated only with regular Dart instances");
|
|
return;
|
|
}
|
|
|
|
if (!cls.IsTopLevel()) {
|
|
klass_name = cls.UserVisibleName();
|
|
}
|
|
library_uri = Library::Handle(zone, cls.library()).url();
|
|
} else {
|
|
js->PrintError(kInvalidParams,
|
|
"%s: invalid 'targetId' parameter: "
|
|
"Cannot evaluate against a VM-internal object",
|
|
js->method());
|
|
return;
|
|
}
|
|
}
|
|
|
|
JSONObject report(js);
|
|
{
|
|
JSONArray jsonParamNames(&report, "param_names");
|
|
|
|
String& param_name = String::Handle(zone);
|
|
for (intptr_t i = 0; i < param_names.Length(); i++) {
|
|
param_name ^= param_names.At(i);
|
|
jsonParamNames.AddValue(param_name.ToCString());
|
|
}
|
|
}
|
|
{
|
|
const JSONArray jsonParamTypes(&report, "param_types");
|
|
Object& obj = Object::Handle();
|
|
Instance& instance = Instance::Handle();
|
|
const GrowableObjectArray& param_types =
|
|
GrowableObjectArray::Handle(zone, GrowableObjectArray::New());
|
|
AbstractType& type = AbstractType::Handle();
|
|
for (intptr_t i = 0; i < param_names.Length(); i++) {
|
|
obj = param_values.At(i);
|
|
if (obj.IsNull()) {
|
|
param_types.Add(obj);
|
|
} else if (obj.IsInstance()) {
|
|
instance ^= param_values.At(i);
|
|
type = instance.GetType(Heap::kNew);
|
|
CollectStringifiedType(zone, type, param_types);
|
|
}
|
|
}
|
|
for (intptr_t i = 0; i < param_types.Length(); i++) {
|
|
instance ^= param_types.At(i);
|
|
jsonParamTypes.AddValue(instance.ToCString());
|
|
}
|
|
}
|
|
|
|
{
|
|
JSONArray jsonTypeParamsNames(&report, "type_params_names");
|
|
String& type_param_name = String::Handle(zone);
|
|
for (intptr_t i = 0; i < type_params_names.Length(); i++) {
|
|
type_param_name ^= type_params_names.At(i);
|
|
jsonTypeParamsNames.AddValue(type_param_name.ToCString());
|
|
}
|
|
}
|
|
{
|
|
const JSONArray jsonParamTypes(&report, "type_params_bounds");
|
|
const GrowableObjectArray& type_params_bounds_strings =
|
|
GrowableObjectArray::Handle(zone, GrowableObjectArray::New());
|
|
AbstractType& type = AbstractType::Handle();
|
|
for (intptr_t i = 0; i < type_params_bounds.Length(); i++) {
|
|
type ^= type_params_bounds.At(i);
|
|
CollectStringifiedType(zone, type, type_params_bounds_strings);
|
|
}
|
|
Instance& instance = Instance::Handle();
|
|
for (intptr_t i = 0; i < type_params_bounds_strings.Length(); i++) {
|
|
instance ^= type_params_bounds_strings.At(i);
|
|
jsonParamTypes.AddValue(instance.ToCString());
|
|
}
|
|
}
|
|
{
|
|
const JSONArray jsonParamTypes(&report, "type_params_defaults");
|
|
const GrowableObjectArray& type_params_defaults_strings =
|
|
GrowableObjectArray::Handle(zone, GrowableObjectArray::New());
|
|
AbstractType& type = AbstractType::Handle();
|
|
for (intptr_t i = 0; i < type_params_defaults.Length(); i++) {
|
|
type ^= type_params_defaults.At(i);
|
|
CollectStringifiedType(zone, type, type_params_defaults_strings);
|
|
}
|
|
Instance& instance = Instance::Handle();
|
|
for (intptr_t i = 0; i < type_params_defaults_strings.Length(); i++) {
|
|
instance ^= type_params_defaults_strings.At(i);
|
|
jsonParamTypes.AddValue(instance.ToCString());
|
|
}
|
|
}
|
|
report.AddProperty("libraryUri", library_uri.ToCString());
|
|
if (!klass_name.IsNull()) {
|
|
report.AddProperty("klass", klass_name.ToCString());
|
|
}
|
|
if (!method_name.IsNull()) {
|
|
report.AddProperty("method", method_name.ToCString());
|
|
}
|
|
report.AddProperty("isStatic", isStatic);
|
|
}
|
|
|
|
#if !defined(DART_PRECOMPILED_RUNTIME)
|
|
// Parse comma-separated list of values, put them into values
|
|
static bool ParseCSVList(const char* csv_list,
|
|
const GrowableObjectArray& values) {
|
|
Zone* zone = Thread::Current()->zone();
|
|
String& s = String::Handle(zone);
|
|
const char* c = csv_list;
|
|
if (*c++ != '[') return false;
|
|
while (IsWhitespace(*c) && *c != '\0') {
|
|
c++;
|
|
}
|
|
while (*c != '\0') {
|
|
const char* value = c;
|
|
while (*c != '\0' && *c != ']' && *c != ',' && !IsWhitespace(*c)) {
|
|
c++;
|
|
}
|
|
if (c > value) {
|
|
s = String::New(zone->MakeCopyOfStringN(value, c - value));
|
|
values.Add(s);
|
|
}
|
|
switch (*c) {
|
|
case '\0':
|
|
return false;
|
|
case ',':
|
|
c++;
|
|
break;
|
|
case ']':
|
|
return true;
|
|
}
|
|
while (IsWhitespace(*c) && *c != '\0') {
|
|
c++;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
#endif
|
|
|
|
static const MethodParameter* const compile_expression_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
new StringParameter("expression", true),
|
|
new StringParameter("definitions", false),
|
|
new StringParameter("definitionTypes", false),
|
|
new StringParameter("typeDefinitions", false),
|
|
new StringParameter("typeBounds", false),
|
|
new StringParameter("typeDefaults", false),
|
|
new StringParameter("libraryUri", true),
|
|
new StringParameter("klass", false),
|
|
new BoolParameter("isStatic", false),
|
|
new StringParameter("method", false),
|
|
NULL,
|
|
};
|
|
|
|
static void CompileExpression(Thread* thread, JSONStream* js) {
|
|
#if defined(DART_PRECOMPILED_RUNTIME)
|
|
js->PrintError(kFeatureDisabled, "Debugger is disabled in AOT mode.");
|
|
#else
|
|
if (CheckDebuggerDisabled(thread, js)) {
|
|
return;
|
|
}
|
|
|
|
if (!KernelIsolate::IsRunning() && !KernelIsolate::Start()) {
|
|
js->PrintError(
|
|
kExpressionCompilationError,
|
|
"%s: No compilation service available; cannot evaluate from source.",
|
|
js->method());
|
|
return;
|
|
}
|
|
|
|
const char* klass = js->LookupParam("klass");
|
|
bool is_static =
|
|
BoolParameter::Parse(js->LookupParam("isStatic"), (klass == nullptr));
|
|
|
|
const GrowableObjectArray& params =
|
|
GrowableObjectArray::Handle(thread->zone(), GrowableObjectArray::New());
|
|
if (!ParseCSVList(js->LookupParam("definitions"), params)) {
|
|
PrintInvalidParamError(js, "definitions");
|
|
return;
|
|
}
|
|
const GrowableObjectArray& param_types =
|
|
GrowableObjectArray::Handle(thread->zone(), GrowableObjectArray::New());
|
|
if (!ParseCSVList(js->LookupParam("definitionTypes"), param_types)) {
|
|
PrintInvalidParamError(js, "definitionTypes");
|
|
return;
|
|
}
|
|
|
|
const GrowableObjectArray& type_params =
|
|
GrowableObjectArray::Handle(thread->zone(), GrowableObjectArray::New());
|
|
if (!ParseCSVList(js->LookupParam("typeDefinitions"), type_params)) {
|
|
PrintInvalidParamError(js, "typedDefinitions");
|
|
return;
|
|
}
|
|
const GrowableObjectArray& type_bounds =
|
|
GrowableObjectArray::Handle(thread->zone(), GrowableObjectArray::New());
|
|
if (!ParseCSVList(js->LookupParam("typeBounds"), type_bounds)) {
|
|
PrintInvalidParamError(js, "typeBounds");
|
|
return;
|
|
}
|
|
const GrowableObjectArray& type_defaults =
|
|
GrowableObjectArray::Handle(thread->zone(), GrowableObjectArray::New());
|
|
if (!ParseCSVList(js->LookupParam("typeDefaults"), type_defaults)) {
|
|
PrintInvalidParamError(js, "typeDefaults");
|
|
return;
|
|
}
|
|
|
|
const uint8_t* kernel_buffer = Service::dart_library_kernel();
|
|
const intptr_t kernel_buffer_len = Service::dart_library_kernel_length();
|
|
|
|
Dart_KernelCompilationResult compilation_result =
|
|
KernelIsolate::CompileExpressionToKernel(
|
|
kernel_buffer, kernel_buffer_len, js->LookupParam("expression"),
|
|
Array::Handle(Array::MakeFixedLength(params)),
|
|
Array::Handle(Array::MakeFixedLength(param_types)),
|
|
Array::Handle(Array::MakeFixedLength(type_params)),
|
|
Array::Handle(Array::MakeFixedLength(type_bounds)),
|
|
Array::Handle(Array::MakeFixedLength(type_defaults)),
|
|
js->LookupParam("libraryUri"), js->LookupParam("klass"),
|
|
js->LookupParam("method"), is_static);
|
|
|
|
if (compilation_result.status != Dart_KernelCompilationStatus_Ok) {
|
|
js->PrintError(kExpressionCompilationError, "%s", compilation_result.error);
|
|
free(compilation_result.error);
|
|
return;
|
|
}
|
|
|
|
const uint8_t* kernel_bytes = compilation_result.kernel;
|
|
intptr_t kernel_length = compilation_result.kernel_size;
|
|
ASSERT(kernel_bytes != NULL);
|
|
|
|
JSONObject report(js);
|
|
report.AddPropertyBase64("kernelBytes", kernel_bytes, kernel_length);
|
|
#endif
|
|
}
|
|
|
|
static const MethodParameter* const evaluate_compiled_expression_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
new UIntParameter("frameIndex", false),
|
|
new IdParameter("targetId", false),
|
|
new StringParameter("kernelBytes", true),
|
|
NULL,
|
|
};
|
|
|
|
ExternalTypedDataPtr DecodeKernelBuffer(const char* kernel_buffer_base64) {
|
|
intptr_t kernel_length;
|
|
uint8_t* kernel_buffer = DecodeBase64(kernel_buffer_base64, &kernel_length);
|
|
return ExternalTypedData::NewFinalizeWithFree(kernel_buffer, kernel_length);
|
|
}
|
|
|
|
static void EvaluateCompiledExpression(Thread* thread, JSONStream* js) {
|
|
if (CheckDebuggerDisabled(thread, js)) {
|
|
return;
|
|
}
|
|
|
|
Isolate* isolate = thread->isolate();
|
|
|
|
bool disable_breakpoints =
|
|
BoolParameter::Parse(js->LookupParam("disableBreakpoints"), false);
|
|
DisableBreakpointsScope db(isolate->debugger(), disable_breakpoints);
|
|
|
|
DebuggerStackTrace* stack = isolate->debugger()->StackTrace();
|
|
intptr_t frame_pos = UIntParameter::Parse(js->LookupParam("frameIndex"));
|
|
if (frame_pos >= stack->Length()) {
|
|
PrintInvalidParamError(js, "frameIndex");
|
|
return;
|
|
}
|
|
Zone* zone = thread->zone();
|
|
const GrowableObjectArray& param_names =
|
|
GrowableObjectArray::Handle(zone, GrowableObjectArray::New());
|
|
const GrowableObjectArray& param_values =
|
|
GrowableObjectArray::Handle(zone, GrowableObjectArray::New());
|
|
if (BuildScope(thread, js, param_names, param_values)) {
|
|
return;
|
|
}
|
|
const GrowableObjectArray& type_params_names =
|
|
GrowableObjectArray::Handle(zone, GrowableObjectArray::New());
|
|
const GrowableObjectArray& type_params_bounds =
|
|
GrowableObjectArray::Handle(zone, GrowableObjectArray::New());
|
|
const GrowableObjectArray& type_params_defaults =
|
|
GrowableObjectArray::Handle(zone, GrowableObjectArray::New());
|
|
|
|
const ExternalTypedData& kernel_data = ExternalTypedData::Handle(
|
|
zone, DecodeKernelBuffer(js->LookupParam("kernelBytes")));
|
|
|
|
if (js->HasParam("frameIndex")) {
|
|
DebuggerStackTrace* stack = isolate->debugger()->StackTrace();
|
|
intptr_t frame_pos = UIntParameter::Parse(js->LookupParam("frameIndex"));
|
|
if (frame_pos >= stack->Length()) {
|
|
PrintInvalidParamError(js, "frameIndex");
|
|
return;
|
|
}
|
|
|
|
ActivationFrame* frame = stack->FrameAt(frame_pos);
|
|
TypeArguments& type_arguments = TypeArguments::Handle(
|
|
zone,
|
|
frame->BuildParameters(param_names, param_values, type_params_names,
|
|
type_params_bounds, type_params_defaults));
|
|
|
|
const Object& result = Object::Handle(
|
|
zone,
|
|
frame->EvaluateCompiledExpression(
|
|
kernel_data,
|
|
Array::Handle(zone, Array::MakeFixedLength(type_params_names)),
|
|
Array::Handle(zone, Array::MakeFixedLength(param_values)),
|
|
type_arguments));
|
|
result.PrintJSON(js, true);
|
|
} else {
|
|
// evaluating expression in the context of a given object
|
|
if (!js->HasParam("targetId")) {
|
|
js->PrintError(kInvalidParams,
|
|
"Either targetId or frameIndex has to be provided.");
|
|
return;
|
|
}
|
|
const char* target_id = js->LookupParam("targetId");
|
|
ObjectIdRing::LookupResult lookup_result;
|
|
Object& obj = Object::Handle(
|
|
zone, LookupHeapObject(thread, target_id, &lookup_result));
|
|
if (obj.ptr() == Object::sentinel().ptr()) {
|
|
if (lookup_result == ObjectIdRing::kCollected) {
|
|
PrintSentinel(js, kCollectedSentinel);
|
|
} else if (lookup_result == ObjectIdRing::kExpired) {
|
|
PrintSentinel(js, kExpiredSentinel);
|
|
} else {
|
|
PrintInvalidParamError(js, "targetId");
|
|
}
|
|
return;
|
|
}
|
|
TypeArguments& type_arguments = TypeArguments::Handle(zone);
|
|
if (obj.IsLibrary()) {
|
|
const Library& lib = Library::Cast(obj);
|
|
const Object& result = Object::Handle(
|
|
zone,
|
|
lib.EvaluateCompiledExpression(
|
|
kernel_data,
|
|
Array::Handle(zone, Array::MakeFixedLength(type_params_names)),
|
|
Array::Handle(zone, Array::MakeFixedLength(param_values)),
|
|
type_arguments));
|
|
result.PrintJSON(js, true);
|
|
return;
|
|
}
|
|
if (obj.IsClass()) {
|
|
const Class& cls = Class::Cast(obj);
|
|
const Object& result = Object::Handle(
|
|
zone,
|
|
cls.EvaluateCompiledExpression(
|
|
kernel_data,
|
|
Array::Handle(zone, Array::MakeFixedLength(type_params_names)),
|
|
Array::Handle(zone, Array::MakeFixedLength(param_values)),
|
|
type_arguments));
|
|
result.PrintJSON(js, true);
|
|
return;
|
|
}
|
|
if ((obj.IsInstance() || obj.IsNull()) && !ContainsNonInstance(obj)) {
|
|
// We don't use Instance::Cast here because it doesn't allow null.
|
|
Instance& instance = Instance::Handle(zone);
|
|
instance ^= obj.ptr();
|
|
const Class& receiver_cls = Class::Handle(zone, instance.clazz());
|
|
const Object& result = Object::Handle(
|
|
zone,
|
|
instance.EvaluateCompiledExpression(
|
|
receiver_cls, kernel_data,
|
|
Array::Handle(zone, Array::MakeFixedLength(type_params_names)),
|
|
Array::Handle(zone, Array::MakeFixedLength(param_values)),
|
|
type_arguments));
|
|
result.PrintJSON(js, true);
|
|
return;
|
|
}
|
|
js->PrintError(kInvalidParams,
|
|
"%s: invalid 'targetId' parameter: "
|
|
"Cannot evaluate against a VM-internal object",
|
|
js->method());
|
|
}
|
|
}
|
|
|
|
static const MethodParameter* const evaluate_in_frame_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
new UIntParameter("frameIndex", true),
|
|
new MethodParameter("expression", true),
|
|
NULL,
|
|
};
|
|
|
|
static void EvaluateInFrame(Thread* thread, JSONStream* js) {
|
|
// If a compilation service is available, this RPC invocation will have been
|
|
// intercepted by RunningIsolates.routeRequest.
|
|
js->PrintError(
|
|
kExpressionCompilationError,
|
|
"%s: No compilation service available; cannot evaluate from source.",
|
|
js->method());
|
|
}
|
|
|
|
static void MarkClasses(const Class& root,
|
|
bool include_subclasses,
|
|
bool include_implementors) {
|
|
Thread* thread = Thread::Current();
|
|
HANDLESCOPE(thread);
|
|
SharedClassTable* table = thread->isolate()->group()->shared_class_table();
|
|
GrowableArray<const Class*> worklist;
|
|
table->SetCollectInstancesFor(root.id(), true);
|
|
worklist.Add(&root);
|
|
GrowableObjectArray& subclasses = GrowableObjectArray::Handle();
|
|
GrowableObjectArray& implementors = GrowableObjectArray::Handle();
|
|
while (!worklist.is_empty()) {
|
|
const Class& cls = *worklist.RemoveLast();
|
|
// All subclasses are implementors, but they are not included in
|
|
// `direct_implementors`.
|
|
if (include_subclasses || include_implementors) {
|
|
subclasses = cls.direct_subclasses_unsafe();
|
|
if (!subclasses.IsNull()) {
|
|
for (intptr_t j = 0; j < subclasses.Length(); j++) {
|
|
Class& subclass = Class::Handle();
|
|
subclass ^= subclasses.At(j);
|
|
if (!table->CollectInstancesFor(subclass.id())) {
|
|
table->SetCollectInstancesFor(subclass.id(), true);
|
|
worklist.Add(&subclass);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (include_implementors) {
|
|
implementors = cls.direct_implementors_unsafe();
|
|
if (!implementors.IsNull()) {
|
|
for (intptr_t j = 0; j < implementors.Length(); j++) {
|
|
Class& implementor = Class::Handle();
|
|
implementor ^= implementors.At(j);
|
|
if (!table->CollectInstancesFor(implementor.id())) {
|
|
table->SetCollectInstancesFor(implementor.id(), true);
|
|
worklist.Add(&implementor);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void UnmarkClasses() {
|
|
SharedClassTable* table = IsolateGroup::Current()->shared_class_table();
|
|
for (intptr_t i = 1; i < table->NumCids(); i++) {
|
|
table->SetCollectInstancesFor(i, false);
|
|
}
|
|
}
|
|
|
|
class GetInstancesVisitor : public ObjectGraph::Visitor {
|
|
public:
|
|
GetInstancesVisitor(ZoneGrowableHandlePtrArray<Object>* storage,
|
|
intptr_t limit)
|
|
: table_(IsolateGroup::Current()->shared_class_table()),
|
|
storage_(storage),
|
|
limit_(limit),
|
|
count_(0) {}
|
|
|
|
virtual Direction VisitObject(ObjectGraph::StackIterator* it) {
|
|
ObjectPtr raw_obj = it->Get();
|
|
if (raw_obj->IsPseudoObject()) {
|
|
return kProceed;
|
|
}
|
|
if (table_->CollectInstancesFor(raw_obj->GetClassId())) {
|
|
if (count_ < limit_) {
|
|
storage_->Add(Object::Handle(raw_obj));
|
|
}
|
|
++count_;
|
|
}
|
|
return kProceed;
|
|
}
|
|
|
|
intptr_t count() const { return count_; }
|
|
|
|
private:
|
|
SharedClassTable* const table_;
|
|
ZoneGrowableHandlePtrArray<Object>* storage_;
|
|
const intptr_t limit_;
|
|
intptr_t count_;
|
|
};
|
|
|
|
static const MethodParameter* const get_instances_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetInstances(Thread* thread, JSONStream* js) {
|
|
const char* object_id = js->LookupParam("objectId");
|
|
if (object_id == NULL) {
|
|
PrintMissingParamError(js, "objectId");
|
|
return;
|
|
}
|
|
const char* limit_cstr = js->LookupParam("limit");
|
|
if (limit_cstr == NULL) {
|
|
PrintMissingParamError(js, "limit");
|
|
return;
|
|
}
|
|
intptr_t limit;
|
|
if (!GetIntegerId(limit_cstr, &limit)) {
|
|
PrintInvalidParamError(js, "limit");
|
|
return;
|
|
}
|
|
|
|
const Object& obj = Object::Handle(LookupHeapObject(thread, object_id, NULL));
|
|
if (obj.ptr() == Object::sentinel().ptr() || !obj.IsClass()) {
|
|
PrintInvalidParamError(js, "objectId");
|
|
return;
|
|
}
|
|
const Class& cls = Class::Cast(obj);
|
|
|
|
// Ensure the array and handles created below are promptly destroyed.
|
|
StackZone zone(thread);
|
|
|
|
ZoneGrowableHandlePtrArray<Object> storage(thread->zone(), limit);
|
|
GetInstancesVisitor visitor(&storage, limit);
|
|
{
|
|
ObjectGraph graph(thread);
|
|
HeapIterationScope iteration_scope(Thread::Current(), true);
|
|
MarkClasses(cls, false, false);
|
|
graph.IterateObjects(&visitor);
|
|
UnmarkClasses();
|
|
}
|
|
intptr_t count = visitor.count();
|
|
JSONObject jsobj(js);
|
|
jsobj.AddProperty("type", "InstanceSet");
|
|
jsobj.AddProperty("totalCount", count);
|
|
{
|
|
JSONArray samples(&jsobj, "instances");
|
|
for (int i = 0; (i < limit) && (i < count); i++) {
|
|
samples.AddValue(storage.At(i));
|
|
}
|
|
}
|
|
}
|
|
|
|
static const MethodParameter* const get_instances_as_array_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetInstancesAsArray(Thread* thread, JSONStream* js) {
|
|
const char* object_id = js->LookupParam("objectId");
|
|
if (object_id == NULL) {
|
|
PrintMissingParamError(js, "objectId");
|
|
return;
|
|
}
|
|
|
|
bool include_subclasses =
|
|
BoolParameter::Parse(js->LookupParam("includeSubclasses"), false);
|
|
bool include_implementors =
|
|
BoolParameter::Parse(js->LookupParam("includeImplementors"), false);
|
|
|
|
const Object& obj = Object::Handle(LookupHeapObject(thread, object_id, NULL));
|
|
if (obj.ptr() == Object::sentinel().ptr() || !obj.IsClass()) {
|
|
PrintInvalidParamError(js, "objectId");
|
|
return;
|
|
}
|
|
const Class& cls = Class::Cast(obj);
|
|
|
|
// Ensure the array and handles created below are promptly destroyed.
|
|
Array& instances = Array::Handle();
|
|
{
|
|
StackZone zone(thread);
|
|
|
|
ZoneGrowableHandlePtrArray<Object> storage(thread->zone(), 1024);
|
|
GetInstancesVisitor visitor(&storage, kSmiMax);
|
|
{
|
|
ObjectGraph graph(thread);
|
|
HeapIterationScope iteration_scope(Thread::Current(), true);
|
|
MarkClasses(cls, include_subclasses, include_implementors);
|
|
graph.IterateObjects(&visitor);
|
|
UnmarkClasses();
|
|
}
|
|
intptr_t count = visitor.count();
|
|
instances = Array::New(count);
|
|
for (intptr_t i = 0; i < count; i++) {
|
|
instances.SetAt(i, storage.At(i));
|
|
}
|
|
}
|
|
instances.PrintJSON(js, /* as_ref */ true);
|
|
}
|
|
|
|
static intptr_t ParseJSONArray(Thread* thread,
|
|
const char* str,
|
|
const GrowableObjectArray& elements) {
|
|
ASSERT(str != nullptr);
|
|
ASSERT(thread != nullptr);
|
|
Zone* zone = thread->zone();
|
|
intptr_t n = strlen(str);
|
|
if (n < 2) {
|
|
return -1;
|
|
}
|
|
intptr_t start = 1;
|
|
while (start < n) {
|
|
intptr_t end = start;
|
|
while ((str[end + 1] != ',') && (str[end + 1] != ']')) {
|
|
end++;
|
|
}
|
|
if (end == start) {
|
|
// Empty element
|
|
break;
|
|
}
|
|
String& element = String::Handle(
|
|
zone, String::FromUTF8(reinterpret_cast<const uint8_t*>(&str[start]),
|
|
end - start + 1));
|
|
elements.Add(element);
|
|
start = end + 3;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static const MethodParameter* const get_ports_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetPorts(Thread* thread, JSONStream* js) {
|
|
// Ensure the array and handles created below are promptly destroyed.
|
|
StackZone zone(thread);
|
|
const GrowableObjectArray& ports = GrowableObjectArray::Handle(
|
|
GrowableObjectArray::RawCast(DartLibraryCalls::LookupOpenPorts()));
|
|
JSONObject jsobj(js);
|
|
jsobj.AddProperty("type", "PortList");
|
|
{
|
|
ReceivePort& port = ReceivePort::Handle(zone.GetZone());
|
|
JSONArray arr(&jsobj, "ports");
|
|
for (int i = 0; i < ports.Length(); ++i) {
|
|
port ^= ports.At(i);
|
|
// Don't report inactive ports.
|
|
if (PortMap::IsLivePort(port.Id())) {
|
|
arr.AddValue(port);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
#if !defined(DART_PRECOMPILED_RUNTIME)
|
|
static const char* const report_enum_names[] = {
|
|
SourceReport::kCallSitesStr, SourceReport::kCoverageStr,
|
|
SourceReport::kPossibleBreakpointsStr, SourceReport::kProfileStr,
|
|
SourceReport::kBranchCoverageStr, NULL,
|
|
};
|
|
#endif
|
|
|
|
static const MethodParameter* const get_source_report_params[] = {
|
|
#if !defined(DART_PRECOMPILED_RUNTIME)
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
new EnumListParameter("reports", true, report_enum_names),
|
|
new IdParameter("scriptId", false),
|
|
new UIntParameter("tokenPos", false),
|
|
new UIntParameter("endTokenPos", false),
|
|
new BoolParameter("forceCompile", false),
|
|
#endif
|
|
NULL,
|
|
};
|
|
|
|
static void GetSourceReport(Thread* thread, JSONStream* js) {
|
|
#if defined(DART_PRECOMPILED_RUNTIME)
|
|
js->PrintError(kFeatureDisabled, "disabled in AOT mode and PRODUCT.");
|
|
#else
|
|
if (CheckCompilerDisabled(thread, js)) {
|
|
return;
|
|
}
|
|
|
|
char* reports_str = Utils::StrDup(js->LookupParam("reports"));
|
|
const EnumListParameter* reports_parameter =
|
|
static_cast<const EnumListParameter*>(get_source_report_params[1]);
|
|
const char** reports = reports_parameter->Parse(reports_str);
|
|
const char** riter = reports;
|
|
intptr_t report_set = 0;
|
|
while (*riter != NULL) {
|
|
if (strcmp(*riter, SourceReport::kCallSitesStr) == 0) {
|
|
report_set |= SourceReport::kCallSites;
|
|
} else if (strcmp(*riter, SourceReport::kCoverageStr) == 0) {
|
|
report_set |= SourceReport::kCoverage;
|
|
} else if (strcmp(*riter, SourceReport::kPossibleBreakpointsStr) == 0) {
|
|
report_set |= SourceReport::kPossibleBreakpoints;
|
|
} else if (strcmp(*riter, SourceReport::kProfileStr) == 0) {
|
|
report_set |= SourceReport::kProfile;
|
|
} else if (strcmp(*riter, SourceReport::kBranchCoverageStr) == 0) {
|
|
report_set |= SourceReport::kBranchCoverage;
|
|
}
|
|
riter++;
|
|
}
|
|
if (reports != nullptr) {
|
|
delete[] reports;
|
|
}
|
|
free(reports_str);
|
|
|
|
SourceReport::CompileMode compile_mode = SourceReport::kNoCompile;
|
|
if (BoolParameter::Parse(js->LookupParam("forceCompile"), false)) {
|
|
compile_mode = SourceReport::kForceCompile;
|
|
}
|
|
|
|
bool report_lines =
|
|
BoolParameter::Parse(js->LookupParam("reportLines"), false);
|
|
|
|
Script& script = Script::Handle();
|
|
intptr_t start_pos = UIntParameter::Parse(js->LookupParam("tokenPos"));
|
|
intptr_t end_pos = UIntParameter::Parse(js->LookupParam("endTokenPos"));
|
|
|
|
if (js->HasParam("scriptId")) {
|
|
// Get the target script.
|
|
const char* script_id_param = js->LookupParam("scriptId");
|
|
const Object& obj =
|
|
Object::Handle(LookupHeapObject(thread, script_id_param, NULL));
|
|
if (obj.ptr() == Object::sentinel().ptr() || !obj.IsScript()) {
|
|
PrintInvalidParamError(js, "scriptId");
|
|
return;
|
|
}
|
|
script ^= obj.ptr();
|
|
} else {
|
|
if (js->HasParam("tokenPos")) {
|
|
js->PrintError(
|
|
kInvalidParams,
|
|
"%s: the 'tokenPos' parameter requires the 'scriptId' parameter",
|
|
js->method());
|
|
return;
|
|
}
|
|
if (js->HasParam("endTokenPos")) {
|
|
js->PrintError(
|
|
kInvalidParams,
|
|
"%s: the 'endTokenPos' parameter requires the 'scriptId' parameter",
|
|
js->method());
|
|
return;
|
|
}
|
|
}
|
|
|
|
const char* library_filters_param = js->LookupParam("libraryFilters");
|
|
GrowableObjectArray& library_filters = GrowableObjectArray::Handle();
|
|
if (library_filters_param != nullptr) {
|
|
library_filters = GrowableObjectArray::New();
|
|
intptr_t library_filters_length =
|
|
ParseJSONArray(thread, library_filters_param, library_filters);
|
|
if (library_filters_length < 0) {
|
|
PrintInvalidParamError(js, "library_filters");
|
|
return;
|
|
}
|
|
}
|
|
|
|
SourceReport report(report_set, library_filters, compile_mode, report_lines);
|
|
report.PrintJSON(js, script, TokenPosition::Deserialize(start_pos),
|
|
TokenPosition::Deserialize(end_pos));
|
|
#endif // !DART_PRECOMPILED_RUNTIME
|
|
}
|
|
|
|
static const MethodParameter* const reload_sources_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
new BoolParameter("force", false),
|
|
new BoolParameter("pause", false),
|
|
new StringParameter("rootLibUri", false),
|
|
new StringParameter("packagesUri", false),
|
|
NULL,
|
|
};
|
|
|
|
static void ReloadSources(Thread* thread, JSONStream* js) {
|
|
#if defined(DART_PRECOMPILED_RUNTIME)
|
|
js->PrintError(kFeatureDisabled, "Compiler is disabled in AOT mode.");
|
|
#else
|
|
if (CheckCompilerDisabled(thread, js)) {
|
|
return;
|
|
}
|
|
|
|
IsolateGroup* isolate_group = thread->isolate_group();
|
|
if (isolate_group->library_tag_handler() == nullptr) {
|
|
js->PrintError(kFeatureDisabled,
|
|
"A library tag handler must be installed.");
|
|
return;
|
|
}
|
|
// TODO(dartbug.com/36097): We need to change the "reloadSources" service-api
|
|
// call to accept an isolate group instead of an isolate.
|
|
Isolate* isolate = thread->isolate();
|
|
if ((isolate->sticky_error() != Error::null()) ||
|
|
(Thread::Current()->sticky_error() != Error::null())) {
|
|
js->PrintError(kIsolateReloadBarred,
|
|
"This isolate cannot reload sources anymore because there "
|
|
"was an unhandled exception error. Restart the isolate.");
|
|
return;
|
|
}
|
|
if (isolate_group->IsReloading()) {
|
|
js->PrintError(kIsolateIsReloading, "This isolate is being reloaded.");
|
|
return;
|
|
}
|
|
if (!isolate_group->CanReload()) {
|
|
js->PrintError(kFeatureDisabled,
|
|
"This isolate cannot reload sources right now.");
|
|
return;
|
|
}
|
|
const bool force_reload =
|
|
BoolParameter::Parse(js->LookupParam("force"), false);
|
|
|
|
isolate_group->ReloadSources(js, force_reload, js->LookupParam("rootLibUri"),
|
|
js->LookupParam("packagesUri"));
|
|
|
|
Service::CheckForPause(isolate, js);
|
|
|
|
#endif
|
|
}
|
|
|
|
void Service::CheckForPause(Isolate* isolate, JSONStream* stream) {
|
|
// Should we pause?
|
|
isolate->set_should_pause_post_service_request(
|
|
BoolParameter::Parse(stream->LookupParam("pause"), false));
|
|
}
|
|
|
|
ErrorPtr Service::MaybePause(Isolate* isolate, const Error& error) {
|
|
// Don't pause twice.
|
|
if (!isolate->IsPaused()) {
|
|
if (isolate->should_pause_post_service_request()) {
|
|
isolate->set_should_pause_post_service_request(false);
|
|
if (!error.IsNull()) {
|
|
// Before pausing, restore the sticky error. The debugger will return it
|
|
// from PausePostRequest.
|
|
Thread::Current()->set_sticky_error(error);
|
|
}
|
|
return isolate->PausePostRequest();
|
|
}
|
|
}
|
|
return error.ptr();
|
|
}
|
|
|
|
static void AddBreakpointCommon(Thread* thread,
|
|
JSONStream* js,
|
|
const String& script_uri) {
|
|
if (CheckDebuggerDisabled(thread, js)) {
|
|
return;
|
|
}
|
|
|
|
const char* line_param = js->LookupParam("line");
|
|
intptr_t line = UIntParameter::Parse(line_param);
|
|
const char* col_param = js->LookupParam("column");
|
|
intptr_t col = -1;
|
|
if (col_param != NULL) {
|
|
col = UIntParameter::Parse(col_param);
|
|
if (col == 0) {
|
|
// Column number is 1-based.
|
|
PrintInvalidParamError(js, "column");
|
|
return;
|
|
}
|
|
}
|
|
ASSERT(!script_uri.IsNull());
|
|
Breakpoint* bpt = NULL;
|
|
bpt = thread->isolate()->debugger()->SetBreakpointAtLineCol(script_uri, line,
|
|
col);
|
|
if (bpt == NULL) {
|
|
js->PrintError(kCannotAddBreakpoint,
|
|
"%s: Cannot add breakpoint at line '%s'", js->method(),
|
|
line_param);
|
|
return;
|
|
}
|
|
bpt->PrintJSON(js);
|
|
}
|
|
|
|
static const MethodParameter* const add_breakpoint_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
new IdParameter("scriptId", true),
|
|
new UIntParameter("line", true),
|
|
new UIntParameter("column", false),
|
|
NULL,
|
|
};
|
|
|
|
static void AddBreakpoint(Thread* thread, JSONStream* js) {
|
|
if (CheckDebuggerDisabled(thread, js)) {
|
|
return;
|
|
}
|
|
|
|
const char* script_id_param = js->LookupParam("scriptId");
|
|
Object& obj = Object::Handle(LookupHeapObject(thread, script_id_param, NULL));
|
|
if (obj.ptr() == Object::sentinel().ptr() || !obj.IsScript()) {
|
|
PrintInvalidParamError(js, "scriptId");
|
|
return;
|
|
}
|
|
const Script& script = Script::Cast(obj);
|
|
const String& script_uri = String::Handle(script.url());
|
|
ASSERT(!script_uri.IsNull());
|
|
AddBreakpointCommon(thread, js, script_uri);
|
|
}
|
|
|
|
static const MethodParameter* const add_breakpoint_with_script_uri_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
new IdParameter("scriptUri", true),
|
|
new UIntParameter("line", true),
|
|
new UIntParameter("column", false),
|
|
NULL,
|
|
};
|
|
|
|
static void AddBreakpointWithScriptUri(Thread* thread, JSONStream* js) {
|
|
if (CheckDebuggerDisabled(thread, js)) {
|
|
return;
|
|
}
|
|
|
|
const char* script_uri_param = js->LookupParam("scriptUri");
|
|
const String& script_uri = String::Handle(String::New(script_uri_param));
|
|
AddBreakpointCommon(thread, js, script_uri);
|
|
}
|
|
|
|
static const MethodParameter* const add_breakpoint_at_entry_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
new IdParameter("functionId", true),
|
|
NULL,
|
|
};
|
|
|
|
static void AddBreakpointAtEntry(Thread* thread, JSONStream* js) {
|
|
if (CheckDebuggerDisabled(thread, js)) {
|
|
return;
|
|
}
|
|
|
|
const char* function_id = js->LookupParam("functionId");
|
|
Object& obj = Object::Handle(LookupHeapObject(thread, function_id, NULL));
|
|
if (obj.ptr() == Object::sentinel().ptr() || !obj.IsFunction()) {
|
|
PrintInvalidParamError(js, "functionId");
|
|
return;
|
|
}
|
|
const Function& function = Function::Cast(obj);
|
|
Breakpoint* bpt =
|
|
thread->isolate()->debugger()->SetBreakpointAtEntry(function, false);
|
|
if (bpt == NULL) {
|
|
js->PrintError(kCannotAddBreakpoint,
|
|
"%s: Cannot add breakpoint at function '%s'", js->method(),
|
|
function.ToCString());
|
|
return;
|
|
}
|
|
bpt->PrintJSON(js);
|
|
}
|
|
|
|
static const MethodParameter* const add_breakpoint_at_activation_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
new IdParameter("objectId", true),
|
|
NULL,
|
|
};
|
|
|
|
static void AddBreakpointAtActivation(Thread* thread, JSONStream* js) {
|
|
if (CheckDebuggerDisabled(thread, js)) {
|
|
return;
|
|
}
|
|
|
|
const char* object_id = js->LookupParam("objectId");
|
|
Object& obj = Object::Handle(LookupHeapObject(thread, object_id, NULL));
|
|
if (obj.ptr() == Object::sentinel().ptr() || !obj.IsInstance()) {
|
|
PrintInvalidParamError(js, "objectId");
|
|
return;
|
|
}
|
|
const Instance& closure = Instance::Cast(obj);
|
|
Breakpoint* bpt =
|
|
thread->isolate()->debugger()->SetBreakpointAtActivation(closure, false);
|
|
if (bpt == NULL) {
|
|
js->PrintError(kCannotAddBreakpoint,
|
|
"%s: Cannot add breakpoint at activation", js->method());
|
|
return;
|
|
}
|
|
bpt->PrintJSON(js);
|
|
}
|
|
|
|
static const MethodParameter* const remove_breakpoint_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void RemoveBreakpoint(Thread* thread, JSONStream* js) {
|
|
if (CheckDebuggerDisabled(thread, js)) {
|
|
return;
|
|
}
|
|
|
|
if (!js->HasParam("breakpointId")) {
|
|
PrintMissingParamError(js, "breakpointId");
|
|
return;
|
|
}
|
|
const char* bpt_id = js->LookupParam("breakpointId");
|
|
ObjectIdRing::LookupResult lookup_result;
|
|
Isolate* isolate = thread->isolate();
|
|
Breakpoint* bpt = LookupBreakpoint(isolate, bpt_id, &lookup_result);
|
|
// TODO(turnidge): Should we return a different error for bpts whic
|
|
// have been already removed?
|
|
if (bpt == NULL) {
|
|
PrintInvalidParamError(js, "breakpointId");
|
|
return;
|
|
}
|
|
isolate->debugger()->RemoveBreakpoint(bpt->id());
|
|
PrintSuccess(js);
|
|
}
|
|
|
|
static ClassPtr GetMetricsClass(Thread* thread) {
|
|
Zone* zone = thread->zone();
|
|
const Library& prof_lib = Library::Handle(zone, Library::DeveloperLibrary());
|
|
ASSERT(!prof_lib.IsNull());
|
|
const String& metrics_cls_name = String::Handle(zone, String::New("Metrics"));
|
|
ASSERT(!metrics_cls_name.IsNull());
|
|
const Class& metrics_cls =
|
|
Class::Handle(zone, prof_lib.LookupClass(metrics_cls_name));
|
|
ASSERT(!metrics_cls.IsNull());
|
|
return metrics_cls.ptr();
|
|
}
|
|
|
|
static void HandleNativeMetricsList(Thread* thread, JSONStream* js) {
|
|
JSONObject obj(js);
|
|
obj.AddProperty("type", "MetricList");
|
|
{
|
|
JSONArray metrics(&obj, "metrics");
|
|
|
|
auto isolate = thread->isolate();
|
|
#define ADD_METRIC(type, variable, name, unit) \
|
|
metrics.AddValue(isolate->Get##variable##Metric());
|
|
ISOLATE_METRIC_LIST(ADD_METRIC);
|
|
#undef ADD_METRIC
|
|
|
|
auto isolate_group = thread->isolate_group();
|
|
#define ADD_METRIC(type, variable, name, unit) \
|
|
metrics.AddValue(isolate_group->Get##variable##Metric());
|
|
ISOLATE_GROUP_METRIC_LIST(ADD_METRIC);
|
|
#undef ADD_METRIC
|
|
}
|
|
}
|
|
|
|
static void HandleNativeMetric(Thread* thread, JSONStream* js, const char* id) {
|
|
auto isolate = thread->isolate();
|
|
#define ADD_METRIC(type, variable, name, unit) \
|
|
if (strcmp(id, name) == 0) { \
|
|
isolate->Get##variable##Metric()->PrintJSON(js); \
|
|
return; \
|
|
}
|
|
ISOLATE_METRIC_LIST(ADD_METRIC);
|
|
#undef ADD_METRIC
|
|
|
|
auto isolate_group = thread->isolate_group();
|
|
#define ADD_METRIC(type, variable, name, unit) \
|
|
if (strcmp(id, name) == 0) { \
|
|
isolate_group->Get##variable##Metric()->PrintJSON(js); \
|
|
return; \
|
|
}
|
|
ISOLATE_GROUP_METRIC_LIST(ADD_METRIC);
|
|
#undef ADD_METRIC
|
|
|
|
PrintInvalidParamError(js, "metricId");
|
|
}
|
|
|
|
static void HandleDartMetricsList(Thread* thread, JSONStream* js) {
|
|
Zone* zone = thread->zone();
|
|
const Class& metrics_cls = Class::Handle(zone, GetMetricsClass(thread));
|
|
const auto& error = metrics_cls.EnsureIsFinalized(Thread::Current());
|
|
ASSERT(error == Error::null());
|
|
const String& print_metrics_name =
|
|
String::Handle(String::New("_printMetrics"));
|
|
ASSERT(!print_metrics_name.IsNull());
|
|
const Function& print_metrics = Function::Handle(
|
|
zone, metrics_cls.LookupStaticFunctionAllowPrivate(print_metrics_name));
|
|
ASSERT(!print_metrics.IsNull());
|
|
const Array& args = Object::empty_array();
|
|
const Object& result =
|
|
Object::Handle(zone, DartEntry::InvokeFunction(print_metrics, args));
|
|
ASSERT(!result.IsNull());
|
|
ASSERT(result.IsString());
|
|
TextBuffer* buffer = js->buffer();
|
|
buffer->AddString(String::Cast(result).ToCString());
|
|
}
|
|
|
|
static void HandleDartMetric(Thread* thread, JSONStream* js, const char* id) {
|
|
Zone* zone = thread->zone();
|
|
const Class& metrics_cls = Class::Handle(zone, GetMetricsClass(thread));
|
|
const String& print_metric_name = String::Handle(String::New("_printMetric"));
|
|
ASSERT(!print_metric_name.IsNull());
|
|
const Function& print_metric = Function::Handle(
|
|
zone, metrics_cls.LookupStaticFunctionAllowPrivate(print_metric_name));
|
|
ASSERT(!print_metric.IsNull());
|
|
const String& arg0 = String::Handle(String::New(id));
|
|
ASSERT(!arg0.IsNull());
|
|
const Array& args = Array::Handle(Array::New(1));
|
|
ASSERT(!args.IsNull());
|
|
args.SetAt(0, arg0);
|
|
const Object& result =
|
|
Object::Handle(zone, DartEntry::InvokeFunction(print_metric, args));
|
|
if (!result.IsNull()) {
|
|
ASSERT(result.IsString());
|
|
TextBuffer* buffer = js->buffer();
|
|
buffer->AddString(String::Cast(result).ToCString());
|
|
return;
|
|
}
|
|
PrintInvalidParamError(js, "metricId");
|
|
}
|
|
|
|
static const MethodParameter* const get_isolate_metric_list_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetIsolateMetricList(Thread* thread, JSONStream* js) {
|
|
bool native_metrics = false;
|
|
if (js->HasParam("type")) {
|
|
if (js->ParamIs("type", "Native")) {
|
|
native_metrics = true;
|
|
} else if (js->ParamIs("type", "Dart")) {
|
|
native_metrics = false;
|
|
} else {
|
|
PrintInvalidParamError(js, "type");
|
|
return;
|
|
}
|
|
} else {
|
|
PrintMissingParamError(js, "type");
|
|
return;
|
|
}
|
|
if (native_metrics) {
|
|
HandleNativeMetricsList(thread, js);
|
|
} else {
|
|
HandleDartMetricsList(thread, js);
|
|
}
|
|
}
|
|
|
|
static const MethodParameter* const get_isolate_metric_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetIsolateMetric(Thread* thread, JSONStream* js) {
|
|
const char* metric_id = js->LookupParam("metricId");
|
|
if (metric_id == NULL) {
|
|
PrintMissingParamError(js, "metricId");
|
|
return;
|
|
}
|
|
// Verify id begins with "metrics/".
|
|
static const char* const kMetricIdPrefix = "metrics/";
|
|
static intptr_t kMetricIdPrefixLen = strlen(kMetricIdPrefix);
|
|
if (strncmp(metric_id, kMetricIdPrefix, kMetricIdPrefixLen) != 0) {
|
|
PrintInvalidParamError(js, "metricId");
|
|
return;
|
|
}
|
|
// Check if id begins with "metrics/native/".
|
|
static const char* const kNativeMetricIdPrefix = "metrics/native/";
|
|
static intptr_t kNativeMetricIdPrefixLen = strlen(kNativeMetricIdPrefix);
|
|
const bool native_metric =
|
|
strncmp(metric_id, kNativeMetricIdPrefix, kNativeMetricIdPrefixLen) == 0;
|
|
const char* id = metric_id + (native_metric ? kNativeMetricIdPrefixLen
|
|
: kMetricIdPrefixLen);
|
|
if (native_metric) {
|
|
HandleNativeMetric(thread, js, id);
|
|
} else {
|
|
HandleDartMetric(thread, js, id);
|
|
}
|
|
}
|
|
|
|
static void SetVMTimelineFlags(Thread* thread, JSONStream* js) {
|
|
#if !defined(SUPPORT_TIMELINE)
|
|
PrintSuccess(js);
|
|
#else
|
|
Isolate* isolate = thread->isolate();
|
|
ASSERT(isolate != NULL);
|
|
StackZone zone(thread);
|
|
|
|
char* recorded_streams = Utils::StrDup(js->LookupParam("recordedStreams"));
|
|
Service::EnableTimelineStreams(recorded_streams);
|
|
free(recorded_streams);
|
|
|
|
PrintSuccess(js);
|
|
#endif
|
|
}
|
|
|
|
static const MethodParameter* const get_vm_timeline_flags_params[] = {
|
|
NO_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetVMTimelineFlags(Thread* thread, JSONStream* js) {
|
|
#if !defined(SUPPORT_TIMELINE)
|
|
JSONObject obj(js);
|
|
obj.AddProperty("type", "TimelineFlags");
|
|
#else
|
|
Isolate* isolate = thread->isolate();
|
|
ASSERT(isolate != NULL);
|
|
StackZone zone(thread);
|
|
Timeline::PrintFlagsToJSON(js);
|
|
#endif
|
|
}
|
|
|
|
static const MethodParameter* const get_vm_timeline_micros_params[] = {
|
|
NO_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetVMTimelineMicros(Thread* thread, JSONStream* js) {
|
|
JSONObject obj(js);
|
|
obj.AddProperty("type", "Timestamp");
|
|
obj.AddPropertyTimeMicros("timestamp", OS::GetCurrentMonotonicMicros());
|
|
}
|
|
|
|
static const MethodParameter* const clear_vm_timeline_params[] = {
|
|
NO_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void ClearVMTimeline(Thread* thread, JSONStream* js) {
|
|
Isolate* isolate = thread->isolate();
|
|
ASSERT(isolate != NULL);
|
|
StackZone zone(thread);
|
|
|
|
Timeline::Clear();
|
|
|
|
PrintSuccess(js);
|
|
}
|
|
|
|
static const MethodParameter* const get_vm_timeline_params[] = {
|
|
NO_ISOLATE_PARAMETER,
|
|
new Int64Parameter("timeOriginMicros", false),
|
|
new Int64Parameter("timeExtentMicros", false),
|
|
NULL,
|
|
};
|
|
|
|
static void GetVMTimeline(Thread* thread, JSONStream* js) {
|
|
Isolate* isolate = thread->isolate();
|
|
ASSERT(isolate != NULL);
|
|
StackZone zone(thread);
|
|
Timeline::ReclaimCachedBlocksFromThreads();
|
|
TimelineEventRecorder* timeline_recorder = Timeline::recorder();
|
|
// TODO(johnmccutchan): Return an error.
|
|
ASSERT(timeline_recorder != NULL);
|
|
const char* name = timeline_recorder->name();
|
|
if ((strcmp(name, FUCHSIA_RECORDER_NAME) == 0) ||
|
|
(strcmp(name, SYSTRACE_RECORDER_NAME) == 0)) {
|
|
js->PrintError(kInvalidTimelineRequest,
|
|
"A recorder of type \"%s\" is "
|
|
"currently in use. As a result, timeline events are handled "
|
|
"by the OS rather than the VM. See the VM service "
|
|
"documentation for more details on where timeline events "
|
|
"can be found for this recorder type.",
|
|
timeline_recorder->name());
|
|
return;
|
|
}
|
|
int64_t time_origin_micros =
|
|
Int64Parameter::Parse(js->LookupParam("timeOriginMicros"));
|
|
int64_t time_extent_micros =
|
|
Int64Parameter::Parse(js->LookupParam("timeExtentMicros"));
|
|
TimelineEventFilter filter(time_origin_micros, time_extent_micros);
|
|
timeline_recorder->PrintJSON(js, &filter);
|
|
}
|
|
|
|
static const char* const step_enum_names[] = {
|
|
"None", "Into", "Over", "Out", "Rewind", "OverAsyncSuspension", NULL,
|
|
};
|
|
|
|
static const Debugger::ResumeAction step_enum_values[] = {
|
|
Debugger::kContinue, Debugger::kStepInto,
|
|
Debugger::kStepOver, Debugger::kStepOut,
|
|
Debugger::kStepRewind, Debugger::kStepOverAsyncSuspension,
|
|
Debugger::kContinue, // Default value
|
|
};
|
|
|
|
static const MethodParameter* const resume_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
new EnumParameter("step", false, step_enum_names),
|
|
new UIntParameter("frameIndex", false),
|
|
NULL,
|
|
};
|
|
|
|
static void Resume(Thread* thread, JSONStream* js) {
|
|
const char* step_param = js->LookupParam("step");
|
|
Debugger::ResumeAction step = Debugger::kContinue;
|
|
if (step_param != NULL) {
|
|
step = EnumMapper(step_param, step_enum_names, step_enum_values);
|
|
}
|
|
intptr_t frame_index = 1;
|
|
const char* frame_index_param = js->LookupParam("frameIndex");
|
|
if (frame_index_param != NULL) {
|
|
if (step != Debugger::kStepRewind) {
|
|
// Only rewind supports the frameIndex parameter.
|
|
js->PrintError(
|
|
kInvalidParams,
|
|
"%s: the 'frameIndex' parameter can only be used when rewinding",
|
|
js->method());
|
|
return;
|
|
}
|
|
frame_index = UIntParameter::Parse(js->LookupParam("frameIndex"));
|
|
}
|
|
Isolate* isolate = thread->isolate();
|
|
if (isolate->message_handler()->is_paused_on_start()) {
|
|
// If the user is issuing a 'Over' or an 'Out' step, that is the
|
|
// same as a regular resume request.
|
|
if (step == Debugger::kStepInto) {
|
|
isolate->debugger()->EnterSingleStepMode();
|
|
}
|
|
isolate->message_handler()->set_should_pause_on_start(false);
|
|
isolate->SetResumeRequest();
|
|
if (Service::debug_stream.enabled()) {
|
|
ServiceEvent event(isolate, ServiceEvent::kResume);
|
|
Service::HandleEvent(&event);
|
|
}
|
|
PrintSuccess(js);
|
|
return;
|
|
}
|
|
if (isolate->message_handler()->should_pause_on_start()) {
|
|
isolate->message_handler()->set_should_pause_on_start(false);
|
|
isolate->SetResumeRequest();
|
|
if (Service::debug_stream.enabled()) {
|
|
ServiceEvent event(isolate, ServiceEvent::kResume);
|
|
Service::HandleEvent(&event);
|
|
}
|
|
PrintSuccess(js);
|
|
return;
|
|
}
|
|
if (isolate->message_handler()->is_paused_on_exit()) {
|
|
isolate->message_handler()->set_should_pause_on_exit(false);
|
|
isolate->SetResumeRequest();
|
|
// We don't send a resume event because we will be exiting.
|
|
PrintSuccess(js);
|
|
return;
|
|
}
|
|
if (isolate->debugger()->PauseEvent() == NULL) {
|
|
js->PrintError(kIsolateMustBePaused, NULL);
|
|
return;
|
|
}
|
|
|
|
const char* error = NULL;
|
|
if (!isolate->debugger()->SetResumeAction(step, frame_index, &error)) {
|
|
js->PrintError(kCannotResume, "%s", error);
|
|
return;
|
|
}
|
|
isolate->SetResumeRequest();
|
|
PrintSuccess(js);
|
|
}
|
|
|
|
static const MethodParameter* const kill_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void Kill(Thread* thread, JSONStream* js) {
|
|
const String& msg =
|
|
String::Handle(String::New("isolate terminated by Kill service request"));
|
|
const UnwindError& error = UnwindError::Handle(UnwindError::New(msg));
|
|
error.set_is_user_initiated(true);
|
|
Thread::Current()->set_sticky_error(error);
|
|
PrintSuccess(js);
|
|
}
|
|
|
|
static const MethodParameter* const pause_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void Pause(Thread* thread, JSONStream* js) {
|
|
// TODO(turnidge): This interrupt message could have been sent from
|
|
// the service isolate directly, but would require some special case
|
|
// code. That would prevent this isolate getting double-interrupted
|
|
// with OOB messages.
|
|
Isolate* isolate = thread->isolate();
|
|
isolate->SendInternalLibMessage(Isolate::kInterruptMsg,
|
|
isolate->pause_capability());
|
|
PrintSuccess(js);
|
|
}
|
|
|
|
static const MethodParameter* const enable_profiler_params[] = {
|
|
NULL,
|
|
};
|
|
|
|
static void EnableProfiler(Thread* thread, JSONStream* js) {
|
|
if (!FLAG_profiler) {
|
|
FLAG_profiler = true;
|
|
Profiler::Init();
|
|
}
|
|
PrintSuccess(js);
|
|
}
|
|
|
|
static const MethodParameter* const get_tag_profile_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetTagProfile(Thread* thread, JSONStream* js) {
|
|
JSONObject miniProfile(js);
|
|
miniProfile.AddProperty("type", "TagProfile");
|
|
thread->isolate()->vm_tag_counters()->PrintToJSONObject(&miniProfile);
|
|
}
|
|
|
|
static const MethodParameter* const get_cpu_samples_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
new Int64Parameter("timeOriginMicros", false),
|
|
new Int64Parameter("timeExtentMicros", false),
|
|
NULL,
|
|
};
|
|
|
|
static void GetCpuSamples(Thread* thread, JSONStream* js) {
|
|
int64_t time_origin_micros =
|
|
Int64Parameter::Parse(js->LookupParam("timeOriginMicros"));
|
|
int64_t time_extent_micros =
|
|
Int64Parameter::Parse(js->LookupParam("timeExtentMicros"));
|
|
const bool include_code_samples =
|
|
BoolParameter::Parse(js->LookupParam("_code"), false);
|
|
if (CheckProfilerDisabled(thread, js)) {
|
|
return;
|
|
}
|
|
ProfilerService::PrintJSON(js, time_origin_micros, time_extent_micros,
|
|
include_code_samples);
|
|
}
|
|
|
|
static const MethodParameter* const get_allocation_traces_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
new IdParameter("classId", false),
|
|
new Int64Parameter("timeOriginMicros", false),
|
|
new Int64Parameter("timeExtentMicros", false),
|
|
NULL,
|
|
};
|
|
|
|
static void GetAllocationTraces(Thread* thread, JSONStream* js) {
|
|
int64_t time_origin_micros =
|
|
Int64Parameter::Parse(js->LookupParam("timeOriginMicros"));
|
|
int64_t time_extent_micros =
|
|
Int64Parameter::Parse(js->LookupParam("timeExtentMicros"));
|
|
Isolate* isolate = thread->isolate();
|
|
|
|
// Return only allocations for objects with classId.
|
|
if (js->HasParam("classId")) {
|
|
const char* class_id = js->LookupParam("classId");
|
|
intptr_t cid = -1;
|
|
GetPrefixedIntegerId(class_id, "classes/", &cid);
|
|
if (IsValidClassId(isolate, cid)) {
|
|
if (CheckProfilerDisabled(thread, js)) {
|
|
return;
|
|
}
|
|
const Class& cls = Class::Handle(GetClassForId(isolate, cid));
|
|
ProfilerService::PrintAllocationJSON(js, cls, time_origin_micros,
|
|
time_extent_micros);
|
|
} else {
|
|
PrintInvalidParamError(js, "classId");
|
|
}
|
|
} else {
|
|
// Otherwise, return allocations for all traced class IDs.
|
|
if (CheckProfilerDisabled(thread, js)) {
|
|
return;
|
|
}
|
|
ProfilerService::PrintAllocationJSON(js, time_origin_micros,
|
|
time_extent_micros);
|
|
}
|
|
}
|
|
|
|
static const MethodParameter* const get_native_allocation_samples_params[] = {
|
|
NO_ISOLATE_PARAMETER,
|
|
new Int64Parameter("timeOriginMicros", false),
|
|
new Int64Parameter("timeExtentMicros", false),
|
|
NULL,
|
|
};
|
|
|
|
static void GetNativeAllocationSamples(Thread* thread, JSONStream* js) {
|
|
int64_t time_origin_micros =
|
|
Int64Parameter::Parse(js->LookupParam("timeOriginMicros"));
|
|
int64_t time_extent_micros =
|
|
Int64Parameter::Parse(js->LookupParam("timeExtentMicros"));
|
|
bool include_code_samples =
|
|
BoolParameter::Parse(js->LookupParam("_code"), false);
|
|
#if defined(DEBUG)
|
|
IsolateGroup::Current()->heap()->CollectAllGarbage(GCReason::kDebugging);
|
|
#endif
|
|
if (CheckNativeAllocationProfilerDisabled(thread, js)) {
|
|
return;
|
|
}
|
|
ProfilerService::PrintNativeAllocationJSON(
|
|
js, time_origin_micros, time_extent_micros, include_code_samples);
|
|
}
|
|
|
|
static const MethodParameter* const clear_cpu_samples_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void ClearCpuSamples(Thread* thread, JSONStream* js) {
|
|
ProfilerService::ClearSamples();
|
|
PrintSuccess(js);
|
|
}
|
|
|
|
static void GetAllocationProfileImpl(Thread* thread,
|
|
JSONStream* js,
|
|
bool internal) {
|
|
bool should_reset_accumulator = false;
|
|
bool should_collect = false;
|
|
if (js->HasParam("reset")) {
|
|
if (js->ParamIs("reset", "true")) {
|
|
should_reset_accumulator = true;
|
|
} else {
|
|
PrintInvalidParamError(js, "reset");
|
|
return;
|
|
}
|
|
}
|
|
if (js->HasParam("gc")) {
|
|
if (js->ParamIs("gc", "true")) {
|
|
should_collect = true;
|
|
} else {
|
|
PrintInvalidParamError(js, "gc");
|
|
return;
|
|
}
|
|
}
|
|
auto isolate_group = thread->isolate_group();
|
|
if (should_reset_accumulator) {
|
|
isolate_group->UpdateLastAllocationProfileAccumulatorResetTimestamp();
|
|
}
|
|
if (should_collect) {
|
|
isolate_group->UpdateLastAllocationProfileGCTimestamp();
|
|
isolate_group->heap()->CollectAllGarbage(GCReason::kDebugging);
|
|
}
|
|
isolate_group->class_table()->AllocationProfilePrintJSON(js, internal);
|
|
}
|
|
|
|
static const MethodParameter* const get_allocation_profile_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetAllocationProfilePublic(Thread* thread, JSONStream* js) {
|
|
GetAllocationProfileImpl(thread, js, false);
|
|
}
|
|
|
|
static void GetAllocationProfile(Thread* thread, JSONStream* js) {
|
|
GetAllocationProfileImpl(thread, js, true);
|
|
}
|
|
|
|
static const MethodParameter* const collect_all_garbage_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void CollectAllGarbage(Thread* thread, JSONStream* js) {
|
|
auto heap = thread->isolate_group()->heap();
|
|
heap->CollectAllGarbage(GCReason::kDebugging);
|
|
PrintSuccess(js);
|
|
}
|
|
|
|
static const MethodParameter* const get_heap_map_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetHeapMap(Thread* thread, JSONStream* js) {
|
|
auto isolate_group = thread->isolate_group();
|
|
if (js->HasParam("gc")) {
|
|
if (js->ParamIs("gc", "scavenge")) {
|
|
isolate_group->heap()->CollectGarbage(thread, GCType::kScavenge,
|
|
GCReason::kDebugging);
|
|
} else if (js->ParamIs("gc", "mark-sweep")) {
|
|
isolate_group->heap()->CollectGarbage(thread, GCType::kMarkSweep,
|
|
GCReason::kDebugging);
|
|
} else if (js->ParamIs("gc", "mark-compact")) {
|
|
isolate_group->heap()->CollectGarbage(thread, GCType::kMarkCompact,
|
|
GCReason::kDebugging);
|
|
} else {
|
|
PrintInvalidParamError(js, "gc");
|
|
return;
|
|
}
|
|
}
|
|
isolate_group->heap()->PrintHeapMapToJSONStream(isolate_group, js);
|
|
}
|
|
|
|
static const MethodParameter* const request_heap_snapshot_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void RequestHeapSnapshot(Thread* thread, JSONStream* js) {
|
|
if (Service::heapsnapshot_stream.enabled()) {
|
|
HeapSnapshotWriter writer(thread);
|
|
writer.Write();
|
|
}
|
|
// TODO(koda): Provide some id that ties this request to async response(s).
|
|
PrintSuccess(js);
|
|
}
|
|
|
|
#if defined(DART_HOST_OS_LINUX) || defined(DART_HOST_OS_ANDROID)
|
|
struct VMMapping {
|
|
char path[256];
|
|
size_t size;
|
|
};
|
|
|
|
static void AddVMMappings(JSONArray* rss_children) {
|
|
FILE* fp = fopen("/proc/self/smaps", "r");
|
|
if (fp == nullptr) {
|
|
return;
|
|
}
|
|
|
|
MallocGrowableArray<VMMapping> mappings(10);
|
|
char line[256];
|
|
char path[256];
|
|
char property[32];
|
|
size_t start, end, size;
|
|
while (fgets(line, sizeof(line), fp) != nullptr) {
|
|
if (sscanf(line, "%zx-%zx", &start, &end) == 2) {
|
|
// Mapping line.
|
|
strncpy(path, strrchr(line, ' ') + 1, sizeof(path) - 1);
|
|
int len = strlen(path);
|
|
if ((len > 0) && path[len - 1] == '\n') {
|
|
path[len - 1] = 0;
|
|
}
|
|
} else if (sscanf(line, "%s%zd", property, &size) == 2) {
|
|
// Property line.
|
|
// Skipping a few paths to avoid double counting:
|
|
// (deleted) - memfd dual mapping in Dart heap
|
|
// [heap] - sbrk area, should already included with malloc
|
|
// <empty> - anonymous mappings, mostly in Dart heap (Linux)
|
|
// [anon:dart-*] - as labelled (Android)
|
|
if ((strcmp(property, "Rss:") == 0) && (size != 0) &&
|
|
(strcmp(path, "(deleted)") != 0) && (strcmp(path, "[heap]") != 0) &&
|
|
(strcmp(path, "") != 0) &&
|
|
(strcmp(path, "[anon:dart-newspace]") != 0) &&
|
|
(strcmp(path, "[anon:dart-oldspace]") != 0) &&
|
|
(strcmp(path, "[anon:dart-codespace]") != 0) &&
|
|
(strcmp(path, "[anon:dart-profiler]") != 0) &&
|
|
(strcmp(path, "[anon:dart-timeline]") != 0) &&
|
|
(strcmp(path, "[anon:dart-zone]") != 0)) {
|
|
bool updated = false;
|
|
for (intptr_t i = 0; i < mappings.length(); i++) {
|
|
if (strcmp(mappings[i].path, path) == 0) {
|
|
mappings[i].size += size;
|
|
updated = true;
|
|
break;
|
|
}
|
|
}
|
|
if (!updated) {
|
|
VMMapping mapping;
|
|
strncpy(mapping.path, path, sizeof(mapping.path));
|
|
mapping.size = size;
|
|
mappings.Add(mapping);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
fclose(fp);
|
|
|
|
for (intptr_t i = 0; i < mappings.length(); i++) {
|
|
JSONObject mapping(rss_children);
|
|
mapping.AddProperty("name", mappings[i].path);
|
|
mapping.AddProperty("description",
|
|
"Mapped file / shared library / executable");
|
|
mapping.AddProperty64("size", mappings[i].size * KB);
|
|
JSONArray(&mapping, "children");
|
|
}
|
|
}
|
|
#endif
|
|
|
|
static intptr_t GetProcessMemoryUsageHelper(JSONStream* js) {
|
|
JSONObject response(js);
|
|
response.AddProperty("type", "ProcessMemoryUsage");
|
|
|
|
JSONObject rss(&response, "root");
|
|
rss.AddPropertyF("name", "Process %" Pd "", OS::ProcessId());
|
|
rss.AddProperty("description", "Resident set size");
|
|
rss.AddProperty64("size", Service::CurrentRSS());
|
|
JSONArray rss_children(&rss, "children");
|
|
|
|
intptr_t vm_size = 0;
|
|
{
|
|
JSONObject vm(&rss_children);
|
|
{
|
|
JSONArray vm_children(&vm, "children");
|
|
|
|
{
|
|
JSONObject profiler(&vm_children);
|
|
profiler.AddProperty("name", "Profiler");
|
|
profiler.AddProperty("description",
|
|
"Samples from the Dart VM's profiler");
|
|
intptr_t size = Profiler::Size();
|
|
vm_size += size;
|
|
profiler.AddProperty64("size", size);
|
|
JSONArray(&profiler, "children");
|
|
}
|
|
|
|
{
|
|
JSONObject timeline(&vm_children);
|
|
timeline.AddProperty("name", "Timeline");
|
|
timeline.AddProperty(
|
|
"description",
|
|
"Timeline events from dart:developer and Dart_TimelineEvent");
|
|
intptr_t size = Timeline::recorder()->Size();
|
|
vm_size += size;
|
|
timeline.AddProperty64("size", size);
|
|
JSONArray(&timeline, "children");
|
|
}
|
|
|
|
{
|
|
JSONObject zone(&vm_children);
|
|
zone.AddProperty("name", "Zone");
|
|
zone.AddProperty("description", "Arena allocation in the Dart VM");
|
|
intptr_t size = Zone::Size();
|
|
vm_size += size;
|
|
zone.AddProperty64("size", size);
|
|
JSONArray(&zone, "children");
|
|
}
|
|
|
|
{
|
|
JSONObject semi(&vm_children);
|
|
semi.AddProperty("name", "SemiSpace Cache");
|
|
semi.AddProperty("description", "Cached heap regions");
|
|
intptr_t size = SemiSpace::CachedSize();
|
|
vm_size += size;
|
|
semi.AddProperty64("size", size);
|
|
JSONArray(&semi, "children");
|
|
}
|
|
|
|
IsolateGroup::ForEach([&vm_children,
|
|
&vm_size](IsolateGroup* isolate_group) {
|
|
// Note: new_space()->CapacityInWords() includes memory that hasn't been
|
|
// allocated from the OS yet.
|
|
int64_t capacity =
|
|
(isolate_group->heap()->new_space()->UsedInWords() +
|
|
isolate_group->heap()->old_space()->CapacityInWords()) *
|
|
kWordSize;
|
|
int64_t used = isolate_group->heap()->TotalUsedInWords() * kWordSize;
|
|
int64_t free = capacity - used;
|
|
|
|
JSONObject group(&vm_children);
|
|
group.AddPropertyF("name", "IsolateGroup %s",
|
|
isolate_group->source()->name);
|
|
group.AddProperty("description", "Dart heap capacity");
|
|
vm_size += capacity;
|
|
group.AddProperty64("size", capacity);
|
|
JSONArray group_children(&group, "children");
|
|
|
|
{
|
|
JSONObject jsused(&group_children);
|
|
jsused.AddProperty("name", "Used");
|
|
jsused.AddProperty("description", "");
|
|
jsused.AddProperty64("size", used);
|
|
JSONArray(&jsused, "children");
|
|
}
|
|
|
|
{
|
|
JSONObject jsfree(&group_children);
|
|
jsfree.AddProperty("name", "Free");
|
|
jsfree.AddProperty("description", "");
|
|
jsfree.AddProperty64("size", free);
|
|
JSONArray(&jsfree, "children");
|
|
}
|
|
});
|
|
} // vm_children
|
|
|
|
vm.AddProperty("name", "Dart VM");
|
|
vm.AddProperty("description", "");
|
|
vm.AddProperty64("size", vm_size);
|
|
}
|
|
|
|
// On Android, malloc is better labeled by /proc/self/smaps.
|
|
#if !defined(DART_HOST_OS_ANDROID)
|
|
intptr_t used, capacity;
|
|
const char* implementation;
|
|
if (MallocHooks::GetStats(&used, &capacity, &implementation)) {
|
|
JSONObject malloc(&rss_children);
|
|
malloc.AddPropertyF("name", "Malloc (%s)", implementation);
|
|
malloc.AddProperty("description", "");
|
|
malloc.AddProperty64("size", capacity);
|
|
JSONArray malloc_children(&malloc, "children");
|
|
|
|
{
|
|
JSONObject malloc_used(&malloc_children);
|
|
malloc_used.AddProperty("name", "Used");
|
|
malloc_used.AddProperty("description", "");
|
|
malloc_used.AddProperty64("size", used);
|
|
JSONArray(&malloc_used, "children");
|
|
}
|
|
|
|
{
|
|
JSONObject malloc_free(&malloc_children);
|
|
malloc_free.AddProperty("name", "Free");
|
|
malloc_free.AddProperty("description", "");
|
|
malloc_free.AddProperty64("size", capacity - used);
|
|
JSONArray(&malloc_free, "children");
|
|
}
|
|
}
|
|
#endif
|
|
|
|
#if defined(DART_HOST_OS_LINUX) || defined(DART_HOST_OS_ANDROID)
|
|
AddVMMappings(&rss_children);
|
|
#endif
|
|
// TODO(46166): Implement for other operating systems.
|
|
|
|
return vm_size;
|
|
}
|
|
|
|
static const MethodParameter* const get_process_memory_usage_params[] = {
|
|
NULL,
|
|
};
|
|
|
|
static void GetProcessMemoryUsage(Thread* thread, JSONStream* js) {
|
|
GetProcessMemoryUsageHelper(js);
|
|
}
|
|
|
|
void Service::SendInspectEvent(Isolate* isolate, const Object& inspectee) {
|
|
if (!Service::debug_stream.enabled()) {
|
|
return;
|
|
}
|
|
ServiceEvent event(isolate, ServiceEvent::kInspect);
|
|
event.set_inspectee(&inspectee);
|
|
Service::HandleEvent(&event);
|
|
}
|
|
|
|
void Service::SendEmbedderEvent(Isolate* isolate,
|
|
const char* stream_id,
|
|
const char* event_kind,
|
|
const uint8_t* bytes,
|
|
intptr_t bytes_len) {
|
|
ServiceEvent event(isolate, ServiceEvent::kEmbedder);
|
|
event.set_embedder_kind(event_kind);
|
|
event.set_embedder_stream_id(stream_id);
|
|
event.set_bytes(bytes, bytes_len);
|
|
Service::HandleEvent(&event, /*enter_safepoint=*/false);
|
|
}
|
|
|
|
void Service::SendLogEvent(Isolate* isolate,
|
|
int64_t sequence_number,
|
|
int64_t timestamp,
|
|
intptr_t level,
|
|
const String& name,
|
|
const String& message,
|
|
const Instance& zone,
|
|
const Object& error,
|
|
const Instance& stack_trace) {
|
|
if (!Service::logging_stream.enabled()) {
|
|
return;
|
|
}
|
|
ServiceEvent::LogRecord log_record;
|
|
log_record.sequence_number = sequence_number;
|
|
log_record.timestamp = timestamp;
|
|
log_record.level = level;
|
|
log_record.name = &name;
|
|
log_record.message = &message;
|
|
log_record.zone = &zone;
|
|
log_record.error = &error;
|
|
log_record.stack_trace = &stack_trace;
|
|
ServiceEvent event(isolate, ServiceEvent::kLogging);
|
|
event.set_log_record(log_record);
|
|
Service::HandleEvent(&event);
|
|
}
|
|
|
|
void Service::SendExtensionEvent(Isolate* isolate,
|
|
const String& event_kind,
|
|
const String& event_data) {
|
|
if (!Service::extension_stream.enabled()) {
|
|
return;
|
|
}
|
|
ServiceEvent::ExtensionEvent extension_event;
|
|
extension_event.event_kind = &event_kind;
|
|
extension_event.event_data = &event_data;
|
|
ServiceEvent event(isolate, ServiceEvent::kExtension);
|
|
event.set_extension_event(extension_event);
|
|
Service::HandleEvent(&event);
|
|
}
|
|
|
|
static const MethodParameter* const get_persistent_handles_params[] = {
|
|
ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
template <typename T>
|
|
class PersistentHandleVisitor : public HandleVisitor {
|
|
public:
|
|
PersistentHandleVisitor(Thread* thread, JSONArray* handles)
|
|
: HandleVisitor(thread), handles_(handles) {
|
|
ASSERT(handles_ != NULL);
|
|
}
|
|
|
|
void Append(PersistentHandle* persistent_handle) {
|
|
JSONObject obj(handles_);
|
|
obj.AddProperty("type", "_PersistentHandle");
|
|
const Object& object = Object::Handle(persistent_handle->ptr());
|
|
obj.AddProperty("object", object);
|
|
}
|
|
|
|
void Append(FinalizablePersistentHandle* weak_persistent_handle) {
|
|
if (!weak_persistent_handle->ptr()->IsHeapObject()) {
|
|
return; // Free handle.
|
|
}
|
|
|
|
JSONObject obj(handles_);
|
|
obj.AddProperty("type", "_WeakPersistentHandle");
|
|
const Object& object = Object::Handle(weak_persistent_handle->ptr());
|
|
obj.AddProperty("object", object);
|
|
obj.AddPropertyF(
|
|
"peer", "0x%" Px "",
|
|
reinterpret_cast<uintptr_t>(weak_persistent_handle->peer()));
|
|
obj.AddPropertyF(
|
|
"callbackAddress", "0x%" Px "",
|
|
reinterpret_cast<uintptr_t>(weak_persistent_handle->callback()));
|
|
// Attempt to include a native symbol name.
|
|
char* name = NativeSymbolResolver::LookupSymbolName(
|
|
reinterpret_cast<uword>(weak_persistent_handle->callback()), nullptr);
|
|
obj.AddProperty("callbackSymbolName", (name == nullptr) ? "" : name);
|
|
if (name != nullptr) {
|
|
NativeSymbolResolver::FreeSymbolName(name);
|
|
}
|
|
obj.AddPropertyF("externalSize", "%" Pd "",
|
|
weak_persistent_handle->external_size());
|
|
}
|
|
|
|
protected:
|
|
virtual void VisitHandle(uword addr) {
|
|
T* handle = reinterpret_cast<T*>(addr);
|
|
Append(handle);
|
|
}
|
|
|
|
JSONArray* handles_;
|
|
};
|
|
|
|
static void GetPersistentHandles(Thread* thread, JSONStream* js) {
|
|
Isolate* isolate = thread->isolate();
|
|
ASSERT(isolate != NULL);
|
|
|
|
ApiState* api_state = isolate->group()->api_state();
|
|
ASSERT(api_state != NULL);
|
|
|
|
{
|
|
JSONObject obj(js);
|
|
obj.AddProperty("type", "_PersistentHandles");
|
|
// Persistent handles.
|
|
{
|
|
JSONArray persistent_handles(&obj, "persistentHandles");
|
|
api_state->RunWithLockedPersistentHandles(
|
|
[&](PersistentHandles& handles) {
|
|
PersistentHandleVisitor<FinalizablePersistentHandle> visitor(
|
|
thread, &persistent_handles);
|
|
handles.Visit(&visitor);
|
|
});
|
|
}
|
|
// Weak persistent handles.
|
|
{
|
|
JSONArray weak_persistent_handles(&obj, "weakPersistentHandles");
|
|
api_state->RunWithLockedWeakPersistentHandles(
|
|
[&](FinalizablePersistentHandles& handles) {
|
|
PersistentHandleVisitor<FinalizablePersistentHandle> visitor(
|
|
thread, &weak_persistent_handles);
|
|
handles.VisitHandles(&visitor);
|
|
});
|
|
}
|
|
}
|
|
}
|
|
|
|
static const MethodParameter* const get_ports_private_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetPortsPrivate(Thread* thread, JSONStream* js) {
|
|
MessageHandler* message_handler = thread->isolate()->message_handler();
|
|
PortMap::PrintPortsForMessageHandler(message_handler, js);
|
|
}
|
|
|
|
static void RespondWithMalformedJson(Thread* thread, JSONStream* js) {
|
|
JSONObject jsobj(js);
|
|
jsobj.AddProperty("a", "a");
|
|
JSONObject jsobj1(js);
|
|
jsobj1.AddProperty("a", "a");
|
|
JSONObject jsobj2(js);
|
|
jsobj2.AddProperty("a", "a");
|
|
JSONObject jsobj3(js);
|
|
jsobj3.AddProperty("a", "a");
|
|
}
|
|
|
|
static void RespondWithMalformedObject(Thread* thread, JSONStream* js) {
|
|
JSONObject jsobj(js);
|
|
jsobj.AddProperty("bart", "simpson");
|
|
}
|
|
|
|
static const MethodParameter* const get_object_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
new UIntParameter("offset", false),
|
|
new UIntParameter("count", false),
|
|
NULL,
|
|
};
|
|
|
|
static void GetObject(Thread* thread, JSONStream* js) {
|
|
const char* id = js->LookupParam("objectId");
|
|
if (id == NULL) {
|
|
PrintMissingParamError(js, "objectId");
|
|
return;
|
|
}
|
|
if (js->HasParam("offset")) {
|
|
intptr_t value = UIntParameter::Parse(js->LookupParam("offset"));
|
|
if (value < 0) {
|
|
PrintInvalidParamError(js, "offset");
|
|
return;
|
|
}
|
|
js->set_offset(value);
|
|
}
|
|
if (js->HasParam("count")) {
|
|
intptr_t value = UIntParameter::Parse(js->LookupParam("count"));
|
|
if (value < 0) {
|
|
PrintInvalidParamError(js, "count");
|
|
return;
|
|
}
|
|
js->set_count(value);
|
|
}
|
|
|
|
// Handle heap objects.
|
|
ObjectIdRing::LookupResult lookup_result;
|
|
Object& obj = Object::Handle(LookupHeapObject(thread, id, &lookup_result));
|
|
if (obj.ptr() != Object::sentinel().ptr()) {
|
|
#if !defined(DART_PRECOMPILED_RUNTIME)
|
|
// If obj is a script from dart:* and doesn't have source loaded, try and
|
|
// load the source before sending the response.
|
|
if (obj.IsScript()) {
|
|
const Script& script = Script::Cast(obj);
|
|
script.LookupSourceAndLineStarts(thread->zone());
|
|
if (!script.HasSource() && script.IsPartOfDartColonLibrary() &&
|
|
Service::HasDartLibraryKernelForSources()) {
|
|
const uint8_t* kernel_buffer = Service::dart_library_kernel();
|
|
const intptr_t kernel_buffer_len =
|
|
Service::dart_library_kernel_length();
|
|
script.LoadSourceFromKernel(kernel_buffer, kernel_buffer_len);
|
|
}
|
|
}
|
|
#endif // !defined(DART_PRECOMPILED_RUNTIME)
|
|
// We found a heap object for this id. Return it.
|
|
obj.PrintJSON(js, false);
|
|
return;
|
|
} else if (lookup_result == ObjectIdRing::kCollected) {
|
|
PrintSentinel(js, kCollectedSentinel);
|
|
return;
|
|
} else if (lookup_result == ObjectIdRing::kExpired) {
|
|
PrintSentinel(js, kExpiredSentinel);
|
|
return;
|
|
}
|
|
|
|
// Handle non-heap objects.
|
|
Breakpoint* bpt = LookupBreakpoint(thread->isolate(), id, &lookup_result);
|
|
if (bpt != NULL) {
|
|
bpt->PrintJSON(js);
|
|
return;
|
|
} else if (lookup_result == ObjectIdRing::kCollected) {
|
|
PrintSentinel(js, kCollectedSentinel);
|
|
return;
|
|
}
|
|
|
|
PrintInvalidParamError(js, "objectId");
|
|
}
|
|
|
|
static const MethodParameter* const get_object_store_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetObjectStore(Thread* thread, JSONStream* js) {
|
|
JSONObject jsobj(js);
|
|
thread->isolate_group()->object_store()->PrintToJSONObject(&jsobj);
|
|
}
|
|
|
|
static const MethodParameter* const get_isolate_object_store_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetIsolateObjectStore(Thread* thread, JSONStream* js) {
|
|
JSONObject jsobj(js);
|
|
thread->isolate()->isolate_object_store()->PrintToJSONObject(&jsobj);
|
|
}
|
|
|
|
static const MethodParameter* const get_class_list_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetClassList(Thread* thread, JSONStream* js) {
|
|
ClassTable* table = thread->isolate_group()->class_table();
|
|
JSONObject jsobj(js);
|
|
table->PrintToJSONObject(&jsobj);
|
|
}
|
|
|
|
static const MethodParameter* const get_type_arguments_list_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetTypeArgumentsList(Thread* thread, JSONStream* js) {
|
|
bool only_with_instantiations = false;
|
|
if (js->ParamIs("onlyWithInstantiations", "true")) {
|
|
only_with_instantiations = true;
|
|
}
|
|
Zone* zone = thread->zone();
|
|
ObjectStore* object_store = thread->isolate_group()->object_store();
|
|
CanonicalTypeArgumentsSet typeargs_table(
|
|
zone, object_store->canonical_type_arguments());
|
|
const intptr_t table_size = typeargs_table.NumEntries();
|
|
const intptr_t table_used = typeargs_table.NumOccupied();
|
|
const Array& typeargs_array =
|
|
Array::Handle(zone, HashTables::ToArray(typeargs_table, false));
|
|
ASSERT(typeargs_array.Length() == table_used);
|
|
TypeArguments& typeargs = TypeArguments::Handle(zone);
|
|
JSONObject jsobj(js);
|
|
jsobj.AddProperty("type", "TypeArgumentsList");
|
|
jsobj.AddProperty("canonicalTypeArgumentsTableSize", table_size);
|
|
jsobj.AddProperty("canonicalTypeArgumentsTableUsed", table_used);
|
|
JSONArray members(&jsobj, "typeArguments");
|
|
for (intptr_t i = 0; i < table_used; i++) {
|
|
typeargs ^= typeargs_array.At(i);
|
|
if (!typeargs.IsNull()) {
|
|
if (!only_with_instantiations || typeargs.HasInstantiations()) {
|
|
members.AddValue(typeargs);
|
|
}
|
|
}
|
|
}
|
|
typeargs_table.Release();
|
|
}
|
|
|
|
static const MethodParameter* const get_version_params[] = {
|
|
NO_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetVersion(Thread* thread, JSONStream* js) {
|
|
JSONObject jsobj(js);
|
|
jsobj.AddProperty("type", "Version");
|
|
jsobj.AddProperty("major",
|
|
static_cast<intptr_t>(SERVICE_PROTOCOL_MAJOR_VERSION));
|
|
jsobj.AddProperty("minor",
|
|
static_cast<intptr_t>(SERVICE_PROTOCOL_MINOR_VERSION));
|
|
jsobj.AddProperty("_privateMajor", static_cast<intptr_t>(0));
|
|
jsobj.AddProperty("_privateMinor", static_cast<intptr_t>(0));
|
|
}
|
|
|
|
class ServiceIsolateVisitor : public IsolateVisitor {
|
|
public:
|
|
explicit ServiceIsolateVisitor(JSONArray* jsarr) : jsarr_(jsarr) {}
|
|
virtual ~ServiceIsolateVisitor() {}
|
|
|
|
void VisitIsolate(Isolate* isolate) {
|
|
if (!IsSystemIsolate(isolate) && isolate->is_service_registered()) {
|
|
jsarr_->AddValue(isolate);
|
|
}
|
|
}
|
|
|
|
private:
|
|
JSONArray* jsarr_;
|
|
};
|
|
|
|
class SystemServiceIsolateVisitor : public IsolateVisitor {
|
|
public:
|
|
explicit SystemServiceIsolateVisitor(JSONArray* jsarr) : jsarr_(jsarr) {}
|
|
virtual ~SystemServiceIsolateVisitor() {}
|
|
|
|
void VisitIsolate(Isolate* isolate) {
|
|
if (IsSystemIsolate(isolate) &&
|
|
!Dart::VmIsolateNameEquals(isolate->name())) {
|
|
jsarr_->AddValue(isolate);
|
|
}
|
|
}
|
|
|
|
private:
|
|
JSONArray* jsarr_;
|
|
};
|
|
|
|
static const MethodParameter* const get_vm_params[] = {
|
|
NO_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
void Service::PrintJSONForEmbedderInformation(JSONObject* jsobj) {
|
|
if (embedder_information_callback_ != NULL) {
|
|
Dart_EmbedderInformation info = {
|
|
0, // version
|
|
NULL, // name
|
|
-1, // max_rss
|
|
-1 // current_rss
|
|
};
|
|
embedder_information_callback_(&info);
|
|
ASSERT(info.version == DART_EMBEDDER_INFORMATION_CURRENT_VERSION);
|
|
if (info.name != NULL) {
|
|
jsobj->AddProperty("_embedder", info.name);
|
|
}
|
|
if (info.max_rss >= 0) {
|
|
jsobj->AddProperty64("_maxRSS", info.max_rss);
|
|
}
|
|
if (info.current_rss >= 0) {
|
|
jsobj->AddProperty64("_currentRSS", info.current_rss);
|
|
}
|
|
}
|
|
}
|
|
|
|
void Service::PrintJSONForVM(JSONStream* js, bool ref) {
|
|
JSONObject jsobj(js);
|
|
jsobj.AddProperty("type", (ref ? "@VM" : "VM"));
|
|
jsobj.AddProperty("name", GetVMName());
|
|
if (ref) {
|
|
return;
|
|
}
|
|
jsobj.AddProperty("architectureBits", static_cast<intptr_t>(kBitsPerWord));
|
|
jsobj.AddProperty("hostCPU", HostCPUFeatures::hardware());
|
|
jsobj.AddProperty("operatingSystem", OS::Name());
|
|
jsobj.AddProperty("targetCPU", CPU::Id());
|
|
jsobj.AddProperty("version", Version::String());
|
|
#if defined(DART_PRECOMPILED_RUNTIME)
|
|
Snapshot::Kind kind = Snapshot::kFullAOT;
|
|
#else
|
|
Snapshot::Kind kind = Snapshot::kFullJIT;
|
|
#endif
|
|
char* features_string = Dart::FeaturesString(nullptr, true, kind);
|
|
jsobj.AddProperty("_features", features_string);
|
|
free(features_string);
|
|
jsobj.AddProperty("_profilerMode", FLAG_profile_vm ? "VM" : "Dart");
|
|
jsobj.AddProperty64("pid", OS::ProcessId());
|
|
jsobj.AddPropertyTimeMillis(
|
|
"startTime", OS::GetCurrentTimeMillis() - Dart::UptimeMillis());
|
|
{
|
|
intptr_t used, capacity;
|
|
const char* implementation;
|
|
if (MallocHooks::GetStats(&used, &capacity, &implementation)) {
|
|
jsobj.AddProperty("_mallocUsed", used);
|
|
jsobj.AddProperty("_mallocCapacity", capacity);
|
|
jsobj.AddProperty("_mallocImplementation", implementation);
|
|
}
|
|
}
|
|
PrintJSONForEmbedderInformation(&jsobj);
|
|
// Construct the isolate and isolate_groups list.
|
|
{
|
|
JSONArray jsarr(&jsobj, "isolates");
|
|
ServiceIsolateVisitor visitor(&jsarr);
|
|
Isolate::VisitIsolates(&visitor);
|
|
}
|
|
{
|
|
JSONArray jsarr(&jsobj, "systemIsolates");
|
|
SystemServiceIsolateVisitor visitor(&jsarr);
|
|
Isolate::VisitIsolates(&visitor);
|
|
}
|
|
{
|
|
JSONArray jsarr_isolate_groups(&jsobj, "isolateGroups");
|
|
IsolateGroup::ForEach([&jsarr_isolate_groups](IsolateGroup* isolate_group) {
|
|
if (!isolate_group->is_system_isolate_group()) {
|
|
jsarr_isolate_groups.AddValue(isolate_group);
|
|
}
|
|
});
|
|
}
|
|
{
|
|
JSONArray jsarr_isolate_groups(&jsobj, "systemIsolateGroups");
|
|
IsolateGroup::ForEach([&jsarr_isolate_groups](IsolateGroup* isolate_group) {
|
|
// Don't surface the vm-isolate since it's not a "real" isolate.
|
|
if (Dart::VmIsolateNameEquals(isolate_group->source()->name)) {
|
|
return;
|
|
}
|
|
if (isolate_group->is_system_isolate_group()) {
|
|
jsarr_isolate_groups.AddValue(isolate_group);
|
|
}
|
|
});
|
|
}
|
|
{
|
|
JSONStream discard_js;
|
|
intptr_t vm_memory = GetProcessMemoryUsageHelper(&discard_js);
|
|
jsobj.AddProperty("_currentMemory", vm_memory);
|
|
}
|
|
}
|
|
|
|
static void GetVM(Thread* thread, JSONStream* js) {
|
|
Service::PrintJSONForVM(js, false);
|
|
}
|
|
|
|
class UriMappingTraits {
|
|
public:
|
|
static const char* Name() { return "UriMappingTraits"; }
|
|
static bool ReportStats() { return false; }
|
|
|
|
static bool IsMatch(const Object& a, const Object& b) {
|
|
const String& a_str = String::Cast(a);
|
|
const String& b_str = String::Cast(b);
|
|
|
|
ASSERT(a_str.HasHash() && b_str.HasHash());
|
|
return a_str.Equals(b_str);
|
|
}
|
|
|
|
static uword Hash(const Object& key) { return String::Cast(key).Hash(); }
|
|
|
|
static ObjectPtr NewKey(const String& str) { return str.ptr(); }
|
|
};
|
|
|
|
typedef UnorderedHashMap<UriMappingTraits> UriMapping;
|
|
|
|
static void PopulateUriMappings(Thread* thread) {
|
|
Zone* zone = thread->zone();
|
|
auto object_store = thread->isolate_group()->object_store();
|
|
UriMapping uri_to_resolved_uri(HashTables::New<UriMapping>(16, Heap::kOld));
|
|
UriMapping resolved_uri_to_uri(HashTables::New<UriMapping>(16, Heap::kOld));
|
|
|
|
const auto& libs =
|
|
GrowableObjectArray::Handle(zone, object_store->libraries());
|
|
intptr_t num_libs = libs.Length();
|
|
|
|
Library& lib = Library::Handle(zone);
|
|
Script& script = Script::Handle(zone);
|
|
Array& scripts = Array::Handle(zone);
|
|
String& uri = String::Handle(zone);
|
|
String& resolved_uri = String::Handle(zone);
|
|
|
|
for (intptr_t i = 0; i < num_libs; ++i) {
|
|
lib ^= libs.At(i);
|
|
scripts ^= lib.LoadedScripts();
|
|
intptr_t num_scripts = scripts.Length();
|
|
for (intptr_t j = 0; j < num_scripts; ++j) {
|
|
script ^= scripts.At(j);
|
|
uri ^= script.url();
|
|
resolved_uri ^= script.resolved_url();
|
|
uri_to_resolved_uri.UpdateOrInsert(uri, resolved_uri);
|
|
resolved_uri_to_uri.UpdateOrInsert(resolved_uri, uri);
|
|
}
|
|
}
|
|
|
|
object_store->set_uri_to_resolved_uri_map(uri_to_resolved_uri.Release());
|
|
object_store->set_resolved_uri_to_uri_map(resolved_uri_to_uri.Release());
|
|
Smi& count = Smi::Handle(zone, Smi::New(num_libs));
|
|
object_store->set_last_libraries_count(count);
|
|
}
|
|
|
|
static void LookupScriptUrisImpl(Thread* thread,
|
|
JSONStream* js,
|
|
bool lookup_resolved) {
|
|
Zone* zone = thread->zone();
|
|
auto object_store = thread->isolate_group()->object_store();
|
|
|
|
const auto& libs =
|
|
GrowableObjectArray::Handle(zone, object_store->libraries());
|
|
Smi& last_libraries_count =
|
|
Smi::Handle(zone, object_store->last_libraries_count());
|
|
if ((object_store->uri_to_resolved_uri_map() == Array::null()) ||
|
|
(object_store->resolved_uri_to_uri_map() == Array::null()) ||
|
|
(last_libraries_count.Value() != libs.Length())) {
|
|
PopulateUriMappings(thread);
|
|
}
|
|
const char* uris_arg = js->LookupParam("uris");
|
|
if (uris_arg == nullptr) {
|
|
PrintMissingParamError(js, "uris");
|
|
return;
|
|
}
|
|
|
|
const GrowableObjectArray& uris =
|
|
GrowableObjectArray::Handle(zone, GrowableObjectArray::New());
|
|
intptr_t uris_length = ParseJSONArray(thread, uris_arg, uris);
|
|
if (uris_length < 0) {
|
|
PrintInvalidParamError(js, "uris");
|
|
return;
|
|
}
|
|
|
|
UriMapping map(lookup_resolved ? object_store->uri_to_resolved_uri_map()
|
|
: object_store->resolved_uri_to_uri_map());
|
|
JSONObject jsobj(js);
|
|
jsobj.AddProperty("type", "UriList");
|
|
|
|
{
|
|
JSONArray uris_array(&jsobj, "uris");
|
|
String& uri = String::Handle(zone);
|
|
String& res = String::Handle(zone);
|
|
for (intptr_t i = 0; i < uris.Length(); ++i) {
|
|
uri ^= uris.At(i);
|
|
res ^= map.GetOrNull(uri);
|
|
if (res.IsNull()) {
|
|
uris_array.AddValueNull();
|
|
} else {
|
|
uris_array.AddValue(res.ToCString());
|
|
}
|
|
}
|
|
}
|
|
map.Release();
|
|
}
|
|
|
|
static const MethodParameter* const lookup_resolved_package_uris_params[] = {
|
|
ISOLATE_PARAMETER,
|
|
nullptr,
|
|
};
|
|
|
|
static void LookupResolvedPackageUris(Thread* thread, JSONStream* js) {
|
|
LookupScriptUrisImpl(thread, js, true);
|
|
}
|
|
|
|
static const MethodParameter* const lookup_package_uris_params[] = {
|
|
ISOLATE_PARAMETER,
|
|
nullptr,
|
|
};
|
|
|
|
static void LookupPackageUris(Thread* thread, JSONStream* js) {
|
|
LookupScriptUrisImpl(thread, js, false);
|
|
}
|
|
|
|
static const char* const exception_pause_mode_names[] = {
|
|
"All",
|
|
"None",
|
|
"Unhandled",
|
|
NULL,
|
|
};
|
|
|
|
static Dart_ExceptionPauseInfo exception_pause_mode_values[] = {
|
|
kPauseOnAllExceptions,
|
|
kNoPauseOnExceptions,
|
|
kPauseOnUnhandledExceptions,
|
|
kInvalidExceptionPauseInfo,
|
|
};
|
|
|
|
static const MethodParameter* const set_exception_pause_mode_params[] = {
|
|
ISOLATE_PARAMETER,
|
|
new EnumParameter("mode", true, exception_pause_mode_names),
|
|
NULL,
|
|
};
|
|
|
|
static void SetExceptionPauseMode(Thread* thread, JSONStream* js) {
|
|
const char* mode = js->LookupParam("mode");
|
|
if (mode == NULL) {
|
|
PrintMissingParamError(js, "mode");
|
|
return;
|
|
}
|
|
Dart_ExceptionPauseInfo info =
|
|
EnumMapper(mode, exception_pause_mode_names, exception_pause_mode_values);
|
|
if (info == kInvalidExceptionPauseInfo) {
|
|
PrintInvalidParamError(js, "mode");
|
|
return;
|
|
}
|
|
Isolate* isolate = thread->isolate();
|
|
isolate->debugger()->SetExceptionPauseInfo(info);
|
|
if (Service::debug_stream.enabled()) {
|
|
ServiceEvent event(isolate, ServiceEvent::kDebuggerSettingsUpdate);
|
|
Service::HandleEvent(&event);
|
|
}
|
|
PrintSuccess(js);
|
|
}
|
|
|
|
static const MethodParameter* const set_isolate_pause_mode_params[] = {
|
|
ISOLATE_PARAMETER,
|
|
new EnumParameter("exceptionPauseMode", false, exception_pause_mode_names),
|
|
new BoolParameter("shouldPauseOnExit", false),
|
|
nullptr,
|
|
};
|
|
|
|
static void SetIsolatePauseMode(Thread* thread, JSONStream* js) {
|
|
bool state_changed = false;
|
|
const char* exception_pause_mode = js->LookupParam("exceptionPauseMode");
|
|
if (exception_pause_mode != nullptr) {
|
|
Dart_ExceptionPauseInfo info =
|
|
EnumMapper(exception_pause_mode, exception_pause_mode_names,
|
|
exception_pause_mode_values);
|
|
if (info == kInvalidExceptionPauseInfo) {
|
|
PrintInvalidParamError(js, "exceptionPauseMode");
|
|
return;
|
|
}
|
|
Isolate* isolate = thread->isolate();
|
|
isolate->debugger()->SetExceptionPauseInfo(info);
|
|
state_changed = true;
|
|
}
|
|
|
|
const char* pause_isolate_on_exit = js->LookupParam("shouldPauseOnExit");
|
|
if (pause_isolate_on_exit != nullptr) {
|
|
bool enable = BoolParameter::Parse(pause_isolate_on_exit, false);
|
|
thread->isolate()->message_handler()->set_should_pause_on_exit(enable);
|
|
state_changed = true;
|
|
}
|
|
|
|
if (state_changed && Service::debug_stream.enabled()) {
|
|
ServiceEvent event(thread->isolate(),
|
|
ServiceEvent::kDebuggerSettingsUpdate);
|
|
Service::HandleEvent(&event);
|
|
}
|
|
PrintSuccess(js);
|
|
}
|
|
|
|
static const MethodParameter* const set_breakpoint_state_params[] = {
|
|
ISOLATE_PARAMETER,
|
|
new IdParameter("breakpointId", true),
|
|
new BoolParameter("enable", true),
|
|
nullptr,
|
|
};
|
|
|
|
static void SetBreakpointState(Thread* thread, JSONStream* js) {
|
|
Isolate* isolate = thread->isolate();
|
|
const char* bpt_id = js->LookupParam("breakpointId");
|
|
bool enable = BoolParameter::Parse(js->LookupParam("enable"), true);
|
|
ObjectIdRing::LookupResult lookup_result;
|
|
Breakpoint* bpt = LookupBreakpoint(isolate, bpt_id, &lookup_result);
|
|
// TODO(bkonyi): Should we return a different error for bpts which
|
|
// have been already removed?
|
|
if (bpt == nullptr) {
|
|
PrintInvalidParamError(js, "breakpointId");
|
|
return;
|
|
}
|
|
if (isolate->debugger()->SetBreakpointState(bpt, enable)) {
|
|
if (Service::debug_stream.enabled()) {
|
|
ServiceEvent event(isolate, ServiceEvent::kBreakpointUpdated);
|
|
event.set_breakpoint(bpt);
|
|
Service::HandleEvent(&event);
|
|
}
|
|
}
|
|
bpt->PrintJSON(js);
|
|
}
|
|
|
|
static const MethodParameter* const get_flag_list_params[] = {
|
|
NO_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetFlagList(Thread* thread, JSONStream* js) {
|
|
Flags::PrintJSON(js);
|
|
}
|
|
|
|
static const MethodParameter* const set_flags_params[] = {
|
|
NO_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void SetFlag(Thread* thread, JSONStream* js) {
|
|
const char* flag_name = js->LookupParam("name");
|
|
if (flag_name == NULL) {
|
|
PrintMissingParamError(js, "name");
|
|
return;
|
|
}
|
|
const char* flag_value = js->LookupParam("value");
|
|
if (flag_value == NULL) {
|
|
PrintMissingParamError(js, "value");
|
|
return;
|
|
}
|
|
|
|
if (Flags::Lookup(flag_name) == NULL) {
|
|
JSONObject jsobj(js);
|
|
jsobj.AddProperty("type", "Error");
|
|
jsobj.AddProperty("message", "Cannot set flag: flag not found");
|
|
return;
|
|
}
|
|
|
|
// Changing most flags at runtime is dangerous because e.g., it may leave the
|
|
// behavior generated code and the runtime out of sync.
|
|
const uintptr_t kProfilePeriodIndex = 3;
|
|
const uintptr_t kProfilerIndex = 4;
|
|
const char* kAllowedFlags[] = {
|
|
"pause_isolates_on_start",
|
|
"pause_isolates_on_exit",
|
|
"pause_isolates_on_unhandled_exceptions",
|
|
"profile_period",
|
|
"profiler",
|
|
};
|
|
|
|
bool allowed = false;
|
|
bool profile_period = false;
|
|
bool profiler = false;
|
|
for (size_t i = 0; i < ARRAY_SIZE(kAllowedFlags); i++) {
|
|
if (strcmp(flag_name, kAllowedFlags[i]) == 0) {
|
|
allowed = true;
|
|
profile_period = (i == kProfilePeriodIndex);
|
|
profiler = (i == kProfilerIndex);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!allowed) {
|
|
JSONObject jsobj(js);
|
|
jsobj.AddProperty("type", "Error");
|
|
jsobj.AddProperty("message", "Cannot set flag: cannot change at runtime");
|
|
return;
|
|
}
|
|
|
|
const char* error = NULL;
|
|
if (Flags::SetFlag(flag_name, flag_value, &error)) {
|
|
PrintSuccess(js);
|
|
if (profile_period) {
|
|
// FLAG_profile_period has already been set to the new value. Now we need
|
|
// to notify the ThreadInterrupter to pick up the change.
|
|
Profiler::UpdateSamplePeriod();
|
|
} else if (profiler) {
|
|
// FLAG_profiler has already been set to the new value.
|
|
Profiler::UpdateRunningState();
|
|
}
|
|
if (Service::vm_stream.enabled()) {
|
|
ServiceEvent event(ServiceEvent::kVMFlagUpdate);
|
|
event.set_flag_name(flag_name);
|
|
event.set_flag_new_value(flag_value);
|
|
Service::HandleEvent(&event);
|
|
}
|
|
} else {
|
|
JSONObject jsobj(js);
|
|
jsobj.AddProperty("type", "Error");
|
|
jsobj.AddProperty("message", error);
|
|
}
|
|
}
|
|
|
|
static const MethodParameter* const set_library_debuggable_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
new IdParameter("libraryId", true),
|
|
new BoolParameter("isDebuggable", true),
|
|
NULL,
|
|
};
|
|
|
|
static void SetLibraryDebuggable(Thread* thread, JSONStream* js) {
|
|
const char* lib_id = js->LookupParam("libraryId");
|
|
ObjectIdRing::LookupResult lookup_result;
|
|
Object& obj =
|
|
Object::Handle(LookupHeapObject(thread, lib_id, &lookup_result));
|
|
const bool is_debuggable =
|
|
BoolParameter::Parse(js->LookupParam("isDebuggable"), false);
|
|
if (obj.IsLibrary()) {
|
|
const Library& lib = Library::Cast(obj);
|
|
lib.set_debuggable(is_debuggable);
|
|
PrintSuccess(js);
|
|
return;
|
|
}
|
|
PrintInvalidParamError(js, "libraryId");
|
|
}
|
|
|
|
static const MethodParameter* const set_name_params[] = {
|
|
ISOLATE_PARAMETER,
|
|
new MethodParameter("name", true),
|
|
NULL,
|
|
};
|
|
|
|
static void SetName(Thread* thread, JSONStream* js) {
|
|
Isolate* isolate = thread->isolate();
|
|
isolate->set_name(js->LookupParam("name"));
|
|
if (Service::isolate_stream.enabled()) {
|
|
ServiceEvent event(isolate, ServiceEvent::kIsolateUpdate);
|
|
Service::HandleEvent(&event);
|
|
}
|
|
PrintSuccess(js);
|
|
return;
|
|
}
|
|
|
|
static const MethodParameter* const set_vm_name_params[] = {
|
|
NO_ISOLATE_PARAMETER,
|
|
new MethodParameter("name", true),
|
|
NULL,
|
|
};
|
|
|
|
static void SetVMName(Thread* thread, JSONStream* js) {
|
|
const char* name_param = js->LookupParam("name");
|
|
free(vm_name);
|
|
vm_name = Utils::StrDup(name_param);
|
|
if (Service::vm_stream.enabled()) {
|
|
ServiceEvent event(ServiceEvent::kVMUpdate);
|
|
Service::HandleEvent(&event);
|
|
}
|
|
PrintSuccess(js);
|
|
return;
|
|
}
|
|
|
|
static const MethodParameter* const set_trace_class_allocation_params[] = {
|
|
RUNNABLE_ISOLATE_PARAMETER,
|
|
new IdParameter("classId", true),
|
|
new BoolParameter("enable", true),
|
|
NULL,
|
|
};
|
|
|
|
static void SetTraceClassAllocation(Thread* thread, JSONStream* js) {
|
|
if (CheckCompilerDisabled(thread, js)) {
|
|
return;
|
|
}
|
|
|
|
const char* class_id = js->LookupParam("classId");
|
|
const bool enable = BoolParameter::Parse(js->LookupParam("enable"));
|
|
intptr_t cid = -1;
|
|
GetPrefixedIntegerId(class_id, "classes/", &cid);
|
|
Isolate* isolate = thread->isolate();
|
|
if (!IsValidClassId(isolate, cid)) {
|
|
PrintInvalidParamError(js, "classId");
|
|
return;
|
|
}
|
|
const Class& cls = Class::Handle(GetClassForId(isolate, cid));
|
|
ASSERT(!cls.IsNull());
|
|
cls.SetTraceAllocation(enable);
|
|
PrintSuccess(js);
|
|
}
|
|
|
|
static const MethodParameter* const get_default_classes_aliases_params[] = {
|
|
NO_ISOLATE_PARAMETER,
|
|
NULL,
|
|
};
|
|
|
|
static void GetDefaultClassesAliases(Thread* thread, JSONStream* js) {
|
|
JSONObject jsobj(js);
|
|
jsobj.AddProperty("type", "ClassesAliasesMap");
|
|
|
|
JSONObject map(&jsobj, "map");
|
|
|
|
#define DEFINE_ADD_VALUE_F(id) \
|
|
internals.AddValueF("classes/%" Pd, static_cast<intptr_t>(id));
|
|
#define DEFINE_ADD_VALUE_F_CID(clazz) DEFINE_ADD_VALUE_F(k##clazz##Cid)
|
|
{
|
|
JSONArray internals(&map, "<VM Internals>");
|
|
for (intptr_t id = kFirstInternalOnlyCid; id <= kLastInternalOnlyCid;
|
|
++id) {
|
|
DEFINE_ADD_VALUE_F(id);
|
|
}
|
|
DEFINE_ADD_VALUE_F_CID(LibraryPrefix);
|
|
}
|
|
{
|
|
JSONArray internals(&map, "Type");
|
|
for (intptr_t id = kAbstractTypeCid; id <= kTypeParameterCid; ++id) {
|
|
DEFINE_ADD_VALUE_F(id);
|
|
}
|
|
}
|
|
{
|
|
JSONArray internals(&map, "Object");
|
|
DEFINE_ADD_VALUE_F_CID(Instance);
|
|
}
|
|
{
|
|
JSONArray internals(&map, "Closure");
|
|
DEFINE_ADD_VALUE_F_CID(Closure);
|
|
DEFINE_ADD_VALUE_F_CID(Context);
|
|
}
|
|
{
|
|
JSONArray internals(&map, "Int");
|
|
for (intptr_t id = kIntegerCid; id <= kMintCid; ++id) {
|
|
DEFINE_ADD_VALUE_F(id);
|
|
}
|
|
}
|
|
{
|
|
JSONArray internals(&map, "Double");
|
|
DEFINE_ADD_VALUE_F_CID(Double);
|
|
}
|
|
{
|
|
JSONArray internals(&map, "String");
|
|
CLASS_LIST_STRINGS(DEFINE_ADD_VALUE_F_CID)
|
|
}
|
|
{
|
|
JSONArray internals(&map, "List");
|
|
CLASS_LIST_ARRAYS(DEFINE_ADD_VALUE_F_CID)
|
|
DEFINE_ADD_VALUE_F_CID(ByteBuffer)
|
|
}
|
|
{
|
|
JSONArray internals(&map, "Map");
|
|
CLASS_LIST_MAPS(DEFINE_ADD_VALUE_F_CID)
|
|
}
|
|
|
|
{
|
|
JSONArray internals(&map, "Set");
|
|
CLASS_LIST_SETS(DEFINE_ADD_VALUE_F_CID)
|
|
}
|
|
#define DEFINE_ADD_MAP_KEY(clazz) \
|
|
{ \
|
|
JSONArray internals(&map, #clazz); \
|
|
DEFINE_ADD_VALUE_F_CID(TypedData##clazz) \
|
|
DEFINE_ADD_VALUE_F_CID(TypedData##clazz##View) \
|
|
DEFINE_ADD_VALUE_F_CID(ExternalTypedData##clazz) \
|
|
}
|
|
CLASS_LIST_TYPED_DATA(DEFINE_ADD_MAP_KEY)
|
|
#undef DEFINE_ADD_MAP_KEY
|
|
#define DEFINE_ADD_MAP_KEY(clazz) \
|
|
{ \
|
|
JSONArray internals(&map, #clazz); \
|
|
DEFINE_ADD_VALUE_F_CID(Ffi##clazz) \
|
|
}
|
|
CLASS_LIST_FFI(DEFINE_ADD_MAP_KEY)
|
|
#undef DEFINE_ADD_MAP_KEY
|
|
#undef DEFINE_ADD_VALUE_F_CID
|
|
#undef DEFINE_ADD_VALUE_F
|
|
}
|
|
|
|
// clang-format off
|
|
static const ServiceMethodDescriptor service_methods_[] = {
|
|
{ "_echo", Echo,
|
|
NULL },
|
|
{ "_respondWithMalformedJson", RespondWithMalformedJson,
|
|
NULL },
|
|
{ "_respondWithMalformedObject", RespondWithMalformedObject,
|
|
NULL },
|
|
{ "_triggerEchoEvent", TriggerEchoEvent,
|
|
NULL },
|
|
{ "addBreakpoint", AddBreakpoint,
|
|
add_breakpoint_params },
|
|
{ "addBreakpointWithScriptUri", AddBreakpointWithScriptUri,
|
|
add_breakpoint_with_script_uri_params },
|
|
{ "addBreakpointAtEntry", AddBreakpointAtEntry,
|
|
add_breakpoint_at_entry_params },
|
|
{ "_addBreakpointAtActivation", AddBreakpointAtActivation,
|
|
add_breakpoint_at_activation_params },
|
|
{ "_buildExpressionEvaluationScope", BuildExpressionEvaluationScope,
|
|
build_expression_evaluation_scope_params },
|
|
{ "clearCpuSamples", ClearCpuSamples,
|
|
clear_cpu_samples_params },
|
|
{ "clearVMTimeline", ClearVMTimeline,
|
|
clear_vm_timeline_params, },
|
|
{ "_compileExpression", CompileExpression, compile_expression_params },
|
|
{ "_enableProfiler", EnableProfiler,
|
|
enable_profiler_params, },
|
|
{ "evaluate", Evaluate,
|
|
evaluate_params },
|
|
{ "evaluateInFrame", EvaluateInFrame,
|
|
evaluate_in_frame_params },
|
|
{ "_getAllocationProfile", GetAllocationProfile,
|
|
get_allocation_profile_params },
|
|
{ "getAllocationProfile", GetAllocationProfilePublic,
|
|
get_allocation_profile_params },
|
|
{ "getAllocationTraces", GetAllocationTraces,
|
|
get_allocation_traces_params },
|
|
{ "_getNativeAllocationSamples", GetNativeAllocationSamples,
|
|
get_native_allocation_samples_params },
|
|
{ "getClassList", GetClassList,
|
|
get_class_list_params },
|
|
{ "getCpuSamples", GetCpuSamples,
|
|
get_cpu_samples_params },
|
|
{ "getFlagList", GetFlagList,
|
|
get_flag_list_params },
|
|
{ "_getHeapMap", GetHeapMap,
|
|
get_heap_map_params },
|
|
{ "getInboundReferences", GetInboundReferences,
|
|
get_inbound_references_params },
|
|
{ "getInstances", GetInstances,
|
|
get_instances_params },
|
|
{ "_getInstancesAsArray", GetInstancesAsArray,
|
|
get_instances_as_array_params },
|
|
{ "getPorts", GetPorts,
|
|
get_ports_params },
|
|
{ "getIsolate", GetIsolate,
|
|
get_isolate_params },
|
|
{ "_getIsolateObjectStore", GetIsolateObjectStore,
|
|
get_isolate_object_store_params },
|
|
{ "getIsolateGroup", GetIsolateGroup,
|
|
get_isolate_group_params },
|
|
{ "getMemoryUsage", GetMemoryUsage,
|
|
get_memory_usage_params },
|
|
{ "getIsolateGroupMemoryUsage", GetIsolateGroupMemoryUsage,
|
|
get_isolate_group_memory_usage_params },
|
|
{ "_getIsolateMetric", GetIsolateMetric,
|
|
get_isolate_metric_params },
|
|
{ "_getIsolateMetricList", GetIsolateMetricList,
|
|
get_isolate_metric_list_params },
|
|
{ "getObject", GetObject,
|
|
get_object_params },
|
|
{ "_getObjectStore", GetObjectStore,
|
|
get_object_store_params },
|
|
{ "_getPersistentHandles", GetPersistentHandles,
|
|
get_persistent_handles_params, },
|
|
{ "_getPorts", GetPortsPrivate,
|
|
get_ports_private_params },
|
|
{ "getProcessMemoryUsage", GetProcessMemoryUsage,
|
|
get_process_memory_usage_params },
|
|
{ "_getReachableSize", GetReachableSize,
|
|
get_reachable_size_params },
|
|
{ "_getRetainedSize", GetRetainedSize,
|
|
get_retained_size_params },
|
|
{ "lookupResolvedPackageUris", LookupResolvedPackageUris,
|
|
lookup_resolved_package_uris_params },
|
|
{ "lookupPackageUris", LookupPackageUris,
|
|
lookup_package_uris_params },
|
|
{ "getRetainingPath", GetRetainingPath,
|
|
get_retaining_path_params },
|
|
{ "getScripts", GetScripts,
|
|
get_scripts_params },
|
|
{ "getSourceReport", GetSourceReport,
|
|
get_source_report_params },
|
|
{ "getStack", GetStack,
|
|
get_stack_params },
|
|
{ "_getTagProfile", GetTagProfile,
|
|
get_tag_profile_params },
|
|
{ "_getTypeArgumentsList", GetTypeArgumentsList,
|
|
get_type_arguments_list_params },
|
|
{ "getVersion", GetVersion,
|
|
get_version_params },
|
|
{ "getVM", GetVM,
|
|
get_vm_params },
|
|
{ "getVMTimeline", GetVMTimeline,
|
|
get_vm_timeline_params },
|
|
{ "getVMTimelineFlags", GetVMTimelineFlags,
|
|
get_vm_timeline_flags_params },
|
|
{ "getVMTimelineMicros", GetVMTimelineMicros,
|
|
get_vm_timeline_micros_params },
|
|
{ "invoke", Invoke, invoke_params },
|
|
{ "kill", Kill, kill_params },
|
|
{ "pause", Pause,
|
|
pause_params },
|
|
{ "removeBreakpoint", RemoveBreakpoint,
|
|
remove_breakpoint_params },
|
|
{ "reloadSources", ReloadSources,
|
|
reload_sources_params },
|
|
{ "_reloadSources", ReloadSources,
|
|
reload_sources_params },
|
|
{ "resume", Resume,
|
|
resume_params },
|
|
{ "requestHeapSnapshot", RequestHeapSnapshot,
|
|
request_heap_snapshot_params },
|
|
{ "_evaluateCompiledExpression", EvaluateCompiledExpression,
|
|
evaluate_compiled_expression_params },
|
|
{ "setBreakpointState", SetBreakpointState,
|
|
set_breakpoint_state_params },
|
|
{ "setExceptionPauseMode", SetExceptionPauseMode,
|
|
set_exception_pause_mode_params },
|
|
{ "setIsolatePauseMode", SetIsolatePauseMode,
|
|
set_isolate_pause_mode_params },
|
|
{ "setFlag", SetFlag,
|
|
set_flags_params },
|
|
{ "setLibraryDebuggable", SetLibraryDebuggable,
|
|
set_library_debuggable_params },
|
|
{ "setName", SetName,
|
|
set_name_params },
|
|
{ "_setStreamIncludePrivateMembers", SetStreamIncludePrivateMembers,
|
|
set_stream_include_private_members_params },
|
|
{ "setTraceClassAllocation", SetTraceClassAllocation,
|
|
set_trace_class_allocation_params },
|
|
{ "setVMName", SetVMName,
|
|
set_vm_name_params },
|
|
{ "setVMTimelineFlags", SetVMTimelineFlags,
|
|
set_vm_timeline_flags_params },
|
|
{ "_collectAllGarbage", CollectAllGarbage,
|
|
collect_all_garbage_params },
|
|
{ "_getDefaultClassesAliases", GetDefaultClassesAliases,
|
|
get_default_classes_aliases_params },
|
|
};
|
|
// clang-format on
|
|
|
|
const ServiceMethodDescriptor* FindMethod(const char* method_name) {
|
|
intptr_t num_methods = sizeof(service_methods_) / sizeof(service_methods_[0]);
|
|
for (intptr_t i = 0; i < num_methods; i++) {
|
|
const ServiceMethodDescriptor& method = service_methods_[i];
|
|
if (strcmp(method_name, method.name) == 0) {
|
|
return &method;
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
#endif // !PRODUCT
|
|
|
|
} // namespace dart
|