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1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "net/socket/unix_domain_server_socket_posix.h" | |
6 | |
7 #include <vector> | |
8 | |
9 #include "base/bind.h" | |
10 #include "base/files/file_path.h" | |
11 #include "base/files/scoped_temp_dir.h" | |
12 #include "base/memory/scoped_ptr.h" | |
13 #include "base/run_loop.h" | |
14 #include "base/stl_util.h" | |
15 #include "net/base/io_buffer.h" | |
16 #include "net/base/net_errors.h" | |
17 #include "net/base/test_completion_callback.h" | |
18 #include "net/socket/unix_domain_client_socket_posix.h" | |
19 #include "testing/gtest/include/gtest/gtest.h" | |
20 | |
21 namespace net { | |
22 namespace { | |
23 | |
24 const char kSocketFilename[] = "socket_for_testing"; | |
25 const char kInvalidSocketPath[] = "/invalid/path"; | |
26 | |
27 bool UserCanConnectCallback(bool allow_user, | |
28 const UnixDomainServerSocket::Credentials& credentials) { | |
29 // Here peers are running in same process. | |
30 #if defined(OS_LINUX) || defined(OS_ANDROID) | |
31 EXPECT_EQ(getpid(), credentials.process_id); | |
32 #endif | |
33 EXPECT_EQ(getuid(), credentials.user_id); | |
34 EXPECT_EQ(getgid(), credentials.group_id); | |
35 return allow_user; | |
36 } | |
37 | |
38 UnixDomainServerSocket::AuthCallback CreateAuthCallback(bool allow_user) { | |
39 return base::Bind(&UserCanConnectCallback, allow_user); | |
40 } | |
41 | |
42 class UnixDomainServerSocketTest : public testing::Test { | |
43 protected: | |
44 UnixDomainServerSocketTest() { | |
45 EXPECT_TRUE(temp_dir_.CreateUniqueTempDir()); | |
46 socket_path_ = temp_dir_.path().Append(kSocketFilename).value(); | |
47 } | |
48 | |
49 base::ScopedTempDir temp_dir_; | |
50 std::string socket_path_; | |
51 }; | |
52 | |
53 TEST_F(UnixDomainServerSocketTest, ListenWithInvalidPath) { | |
54 const bool kUseAbstractNamespace = false; | |
55 UnixDomainServerSocket server_socket(CreateAuthCallback(true), | |
56 kUseAbstractNamespace); | |
57 EXPECT_EQ(ERR_FILE_NOT_FOUND, | |
58 server_socket.ListenWithAddressAndPort(kInvalidSocketPath, 0, 1)); | |
59 } | |
60 | |
61 TEST_F(UnixDomainServerSocketTest, ListenWithInvalidPathWithAbstractNamespace) { | |
62 const bool kUseAbstractNamespace = true; | |
63 UnixDomainServerSocket server_socket(CreateAuthCallback(true), | |
64 kUseAbstractNamespace); | |
65 #if defined(OS_ANDROID) || defined(OS_LINUX) | |
66 EXPECT_EQ(OK, | |
67 server_socket.ListenWithAddressAndPort(kInvalidSocketPath, 0, 1)); | |
68 #else | |
69 EXPECT_EQ(ERR_ADDRESS_INVALID, | |
70 server_socket.ListenWithAddressAndPort(kInvalidSocketPath, 0, 1)); | |
71 #endif | |
72 } | |
73 | |
74 TEST_F(UnixDomainServerSocketTest, ListenAgainAfterFailureWithInvalidPath) { | |
75 const bool kUseAbstractNamespace = false; | |
76 UnixDomainServerSocket server_socket(CreateAuthCallback(true), | |
77 kUseAbstractNamespace); | |
78 EXPECT_EQ(ERR_FILE_NOT_FOUND, | |
79 server_socket.ListenWithAddressAndPort(kInvalidSocketPath, 0, 1)); | |
80 EXPECT_EQ(OK, server_socket.ListenWithAddressAndPort(socket_path_, 0, 1)); | |
81 } | |
82 | |
83 TEST_F(UnixDomainServerSocketTest, AcceptWithForbiddenUser) { | |
84 const bool kUseAbstractNamespace = false; | |
85 | |
86 UnixDomainServerSocket server_socket(CreateAuthCallback(false), | |
87 kUseAbstractNamespace); | |
88 EXPECT_EQ(OK, server_socket.ListenWithAddressAndPort(socket_path_, 0, 1)); | |
89 | |
90 scoped_ptr<StreamSocket> accepted_socket; | |
91 TestCompletionCallback accept_callback; | |
92 EXPECT_EQ(ERR_IO_PENDING, | |
93 server_socket.Accept(&accepted_socket, accept_callback.callback())); | |
94 EXPECT_FALSE(accepted_socket); | |
95 | |
96 UnixDomainClientSocket client_socket(socket_path_, kUseAbstractNamespace); | |
97 EXPECT_FALSE(client_socket.IsConnected()); | |
98 | |
99 // Connect() will return OK before the server rejects the connection. | |
100 TestCompletionCallback connect_callback; | |
101 int rv = connect_callback.GetResult( | |
102 client_socket.Connect(connect_callback.callback())); | |
103 ASSERT_EQ(OK, rv); | |
104 | |
105 // Try to read from the socket. | |
106 const int read_buffer_size = 10; | |
107 scoped_refptr<IOBuffer> read_buffer(new IOBuffer(read_buffer_size)); | |
108 TestCompletionCallback read_callback; | |
109 rv = read_callback.GetResult(client_socket.Read( | |
110 read_buffer.get(), read_buffer_size, read_callback.callback())); | |
111 | |
112 // The server should have disconnected gracefully, without sending any data. | |
113 ASSERT_EQ(0, rv); | |
114 EXPECT_FALSE(client_socket.IsConnected()); | |
115 | |
116 // The server socket should not have called |accept_callback| or modified | |
117 // |accepted_socket|. | |
118 EXPECT_FALSE(accept_callback.have_result()); | |
119 EXPECT_FALSE(accepted_socket); | |
120 } | |
121 | |
122 // Normal cases including read/write are tested by UnixDomainClientSocketTest. | |
123 | |
124 } // namespace | |
125 } // namespace net | |
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