mirror of
https://github.com/SerenityOS/serenity
synced 2024-07-22 02:26:11 +00:00
36 lines
1 KiB
C++
36 lines
1 KiB
C++
/*
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* Copyright (c) 2022, Liav A. <liavalb@hotmail.co.il>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/JsonArray.h>
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#include <AK/JsonObject.h>
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#include <LibCore/File.h>
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#include <LibCore/System.h>
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#include <LibMain/Main.h>
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ErrorOr<int> serenity_main(Main::Arguments)
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{
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TRY(Core::System::pledge("stdio rpath"));
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TRY(Core::System::unveil("/sys/kernel/jails", "r"));
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TRY(Core::System::unveil(nullptr, nullptr));
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auto jails_data = TRY(Core::File::open("/sys/kernel/jails"sv, Core::File::OpenMode::Read));
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TRY(Core::System::pledge("stdio"));
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outln("Index Name");
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auto file_contents = TRY(jails_data->read_until_eof());
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auto json = TRY(JsonValue::from_string(file_contents));
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json.as_array().for_each([](auto& value) {
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auto& jail = value.as_object();
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auto index = jail.get_deprecated_string("index"sv).value_or({});
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auto name = jail.get_deprecated_string("name"sv).value_or({});
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outln("{:4} {:10}", index, name);
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});
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return 0;
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}
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