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server: Share security descriptor among all pipe instances.
Based on patch by Jonathan Doron. Signed-off-by: Jacek Caban <jacek@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
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1ce2201ed8
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@ -1209,7 +1209,7 @@ static void test_file_info(void)
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CloseHandle( client );
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}
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static PSECURITY_DESCRIPTOR get_security_descriptor(HANDLE handle)
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static PSECURITY_DESCRIPTOR get_security_descriptor(HANDLE handle, BOOL todo)
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{
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SECURITY_DESCRIPTOR *sec_desc;
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ULONG length = 0;
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@ -1217,8 +1217,10 @@ static PSECURITY_DESCRIPTOR get_security_descriptor(HANDLE handle)
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status = NtQuerySecurityObject(handle, GROUP_SECURITY_INFORMATION | OWNER_SECURITY_INFORMATION,
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NULL, 0, &length);
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todo_wine_if(todo && status == STATUS_PIPE_DISCONNECTED)
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ok(status == STATUS_BUFFER_TOO_SMALL,
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"Failed to query object security descriptor length: %08x\n", status);
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if(status != STATUS_BUFFER_TOO_SMALL) return NULL;
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ok(length != 0, "length = 0\n");
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sec_desc = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, length);
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@ -1295,7 +1297,8 @@ static void _test_group(unsigned line, HANDLE handle, SID *expected_sid, BOOL to
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PSID group_sid;
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NTSTATUS status;
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sec_desc = get_security_descriptor(handle);
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sec_desc = get_security_descriptor(handle, todo);
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if (!sec_desc) return;
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status = RtlGetGroupSecurityDescriptor(sec_desc, &group_sid, &defaulted);
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ok_(__FILE__,line)(status == STATUS_SUCCESS,
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@ -1351,13 +1354,13 @@ static void test_security_info(void)
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ok(status == STATUS_SUCCESS, "NtSetSecurityObject failed: %08x\n", status);
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test_group(server, world_sid, FALSE);
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test_group(client, world_sid, TRUE);
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test_group(client, world_sid, FALSE);
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/* new instance of pipe server has the same security descriptor */
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server2 = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_BYTE, 10,
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0x20000, 0x20000, 0, NULL);
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ok(server2 != INVALID_HANDLE_VALUE, "CreateNamedPipe failed: %u\n", GetLastError());
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test_group(server2, world_sid, TRUE);
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test_group(server2, world_sid, FALSE);
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/* set client group, server changes as well */
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ret = SetSecurityDescriptorGroup(sec_desc, local_sid, FALSE);
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@ -1366,8 +1369,8 @@ static void test_security_info(void)
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ok(status == STATUS_SUCCESS, "NtSetSecurityObject failed: %08x\n", status);
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test_group(server, local_sid, FALSE);
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test_group(client, local_sid, TRUE);
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test_group(server2, local_sid, TRUE);
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test_group(client, local_sid, FALSE);
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test_group(server2, local_sid, FALSE);
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CloseHandle(server);
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/* SD is preserved after closing server object */
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@ -1378,19 +1381,17 @@ static void test_security_info(void)
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client = CreateFileA(PIPENAME, GENERIC_ALL, 0, NULL, OPEN_EXISTING, 0, NULL);
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ok(client != INVALID_HANDLE_VALUE, "CreateFile failed: %u\n", GetLastError());
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test_group(client, local_sid, TRUE);
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test_group(client, local_sid, FALSE);
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ret = DisconnectNamedPipe(server);
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ok(ret, "DisconnectNamedPipe failed: %u\n", GetLastError());
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/* disconnected server may be queried for security info, but client does not */
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test_group(server, local_sid, TRUE);
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test_group(server, local_sid, FALSE);
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status = NtQuerySecurityObject(client, GROUP_SECURITY_INFORMATION | OWNER_SECURITY_INFORMATION,
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NULL, 0, &length);
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todo_wine
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ok(status == STATUS_PIPE_DISCONNECTED, "NtQuerySecurityObject returned %08x\n", status);
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status = NtSetSecurityObject(client, GROUP_SECURITY_INFORMATION, sec_desc);
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todo_wine
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ok(status == STATUS_PIPE_DISCONNECTED, "NtQuerySecurityObject returned %08x\n", status);
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/* attempting to create another pipe instance with specified sd fails */
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@ -150,6 +150,9 @@ static void pipe_end_reselect_async( struct fd *fd, struct async_queue *queue );
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/* server end functions */
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static void pipe_server_dump( struct object *obj, int verbose );
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static struct security_descriptor *pipe_server_get_sd( struct object *obj );
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static int pipe_server_set_sd( struct object *obj, const struct security_descriptor *sd,
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unsigned int set_info );
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static void pipe_server_destroy( struct object *obj);
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static int pipe_server_ioctl( struct fd *fd, ioctl_code_t code, struct async *async );
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static void pipe_server_get_file_info( struct fd *fd, unsigned int info_class );
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@ -166,8 +169,8 @@ static const struct object_ops pipe_server_ops =
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no_signal, /* signal */
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pipe_end_get_fd, /* get_fd */
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default_fd_map_access, /* map_access */
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default_get_sd, /* get_sd */
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default_set_sd, /* set_sd */
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pipe_server_get_sd, /* get_sd */
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pipe_server_set_sd, /* set_sd */
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no_lookup_name, /* lookup_name */
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no_link_name, /* link_name */
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NULL, /* unlink_name */
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@ -193,6 +196,9 @@ static const struct fd_ops pipe_server_fd_ops =
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/* client end functions */
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static void pipe_client_dump( struct object *obj, int verbose );
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static struct security_descriptor *pipe_client_get_sd( struct object *obj );
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static int pipe_client_set_sd( struct object *obj, const struct security_descriptor *sd,
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unsigned int set_info );
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static void pipe_client_destroy( struct object *obj );
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static int pipe_client_ioctl( struct fd *fd, ioctl_code_t code, struct async *async );
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static void pipe_client_get_file_info( struct fd *fd, unsigned int info_class );
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@ -209,8 +215,8 @@ static const struct object_ops pipe_client_ops =
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no_signal, /* signal */
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pipe_end_get_fd, /* get_fd */
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default_fd_map_access, /* map_access */
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default_get_sd, /* get_sd */
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default_set_sd, /* set_sd */
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pipe_client_get_sd, /* get_sd */
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pipe_client_set_sd, /* set_sd */
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no_lookup_name, /* lookup_name */
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no_link_name, /* link_name */
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NULL, /* unlink_name */
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@ -583,6 +589,36 @@ static void pipe_end_get_file_info( struct fd *fd, struct named_pipe *pipe, unsi
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}
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}
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static struct security_descriptor *pipe_server_get_sd( struct object *obj )
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{
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struct pipe_server *server = (struct pipe_server *) obj;
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return default_get_sd( &server->pipe->obj );
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}
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static struct security_descriptor *pipe_client_get_sd( struct object *obj )
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{
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struct pipe_client *client = (struct pipe_client *) obj;
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if (client->server) return default_get_sd( &client->server->pipe->obj );
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set_error( STATUS_PIPE_DISCONNECTED );
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return NULL;
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}
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static int pipe_server_set_sd( struct object *obj, const struct security_descriptor *sd,
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unsigned int set_info )
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{
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struct pipe_server *server = (struct pipe_server *) obj;
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return default_set_sd( &server->pipe->obj, sd, set_info );
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}
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static int pipe_client_set_sd( struct object *obj, const struct security_descriptor *sd,
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unsigned int set_info )
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{
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struct pipe_client *client = (struct pipe_client *) obj;
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if (client->server) return default_set_sd( &client->server->pipe->obj, sd, set_info );
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set_error( STATUS_PIPE_DISCONNECTED );
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return 0;
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}
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static void pipe_server_get_file_info( struct fd *fd, unsigned int info_class )
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{
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struct pipe_server *server = get_fd_user( fd );
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@ -1170,6 +1206,10 @@ DECL_HANDLER(create_named_pipe)
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pipe->timeout = req->timeout;
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pipe->flags = req->flags & NAMED_PIPE_MESSAGE_STREAM_WRITE;
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pipe->sharing = req->sharing;
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if (sd) default_set_sd( &pipe->obj, sd, OWNER_SECURITY_INFORMATION |
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GROUP_SECURITY_INFORMATION |
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DACL_SECURITY_INFORMATION |
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SACL_SECURITY_INFORMATION );
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}
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else
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{
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@ -1193,10 +1233,6 @@ DECL_HANDLER(create_named_pipe)
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{
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reply->handle = alloc_handle( current->process, server, req->access, objattr->attributes );
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server->pipe->instances++;
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if (sd) default_set_sd( &server->pipe_end.obj, sd, OWNER_SECURITY_INFORMATION |
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GROUP_SECURITY_INFORMATION |
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DACL_SECURITY_INFORMATION |
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SACL_SECURITY_INFORMATION );
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release_object( server );
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}
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