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Issue 8368018: Convert chrome/common non-debug logs to debug logs. (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: '' Created 9 years, 1 month ago
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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "chrome/common/multi_process_lock.h" 5 #include "chrome/common/multi_process_lock.h"
6 6
7 #include <stdio.h> 7 #include <stdio.h>
8 #include <sys/socket.h> 8 #include <sys/socket.h>
9 #include <sys/un.h> 9 #include <sys/un.h>
10 #include <unistd.h> 10 #include <unistd.h>
(...skipping 12 matching lines...) Expand all
23 } 23 }
24 } 24 }
25 25
26 virtual bool TryLock() { 26 virtual bool TryLock() {
27 if (fd_ != -1) { 27 if (fd_ != -1) {
28 DLOG(ERROR) << "MultiProcessLock is already locked - " << name_; 28 DLOG(ERROR) << "MultiProcessLock is already locked - " << name_;
29 return true; 29 return true;
30 } 30 }
31 31
32 if (name_.length() > MULTI_PROCESS_LOCK_NAME_MAX_LEN) { 32 if (name_.length() > MULTI_PROCESS_LOCK_NAME_MAX_LEN) {
33 LOG(ERROR) << "Socket name too long (" << name_.length() 33 DLOG(ERROR) << "Socket name too long (" << name_.length()
34 << " > " << MULTI_PROCESS_LOCK_NAME_MAX_LEN << ") - " << name_; 34 << " > " << MULTI_PROCESS_LOCK_NAME_MAX_LEN << ") - "
35 << name_;
35 return false; 36 return false;
36 } 37 }
37 38
38 struct sockaddr_un address; 39 struct sockaddr_un address;
39 40
40 // +1 for terminator, +1 for 0 in position 0 that makes it an 41 // +1 for terminator, +1 for 0 in position 0 that makes it an
41 // abstract named socket. 42 // abstract named socket.
42 // If this assert fails it is because sockaddr_un.sun_path size has been 43 // If this assert fails it is because sockaddr_un.sun_path size has been
43 // redefined and MULTI_PROCESS_LOCK_NAME_MAX_LEN can change accordingly. 44 // redefined and MULTI_PROCESS_LOCK_NAME_MAX_LEN can change accordingly.
44 COMPILE_ASSERT(sizeof(address.sun_path) 45 COMPILE_ASSERT(sizeof(address.sun_path)
45 == MULTI_PROCESS_LOCK_NAME_MAX_LEN + 2, sun_path_size_changed); 46 == MULTI_PROCESS_LOCK_NAME_MAX_LEN + 2, sun_path_size_changed);
46 47
47 memset(&address, 0, sizeof(address)); 48 memset(&address, 0, sizeof(address));
48 int print_length = snprintf(&address.sun_path[1], 49 int print_length = snprintf(&address.sun_path[1],
49 MULTI_PROCESS_LOCK_NAME_MAX_LEN + 1, 50 MULTI_PROCESS_LOCK_NAME_MAX_LEN + 1,
50 "%s", name_.c_str()); 51 "%s", name_.c_str());
51 52
52 if (print_length < 0 || 53 if (print_length < 0 ||
53 print_length > static_cast<int>(MULTI_PROCESS_LOCK_NAME_MAX_LEN)) { 54 print_length > static_cast<int>(MULTI_PROCESS_LOCK_NAME_MAX_LEN)) {
54 PLOG(ERROR) << "Couldn't create sun_path - " << name_; 55 DPLOG(ERROR) << "Couldn't create sun_path - " << name_;
55 return false; 56 return false;
56 } 57 }
57 58
58 // Must set the first character of the path to something non-zero 59 // Must set the first character of the path to something non-zero
59 // before we call SUN_LEN which depends on strcpy working. 60 // before we call SUN_LEN which depends on strcpy working.
60 address.sun_path[0] = '@'; 61 address.sun_path[0] = '@';
61 size_t length = SUN_LEN(&address); 62 size_t length = SUN_LEN(&address);
62 63
63 // Reset the first character of the path back to zero so that 64 // Reset the first character of the path back to zero so that
64 // bind returns an abstract name socket. 65 // bind returns an abstract name socket.
65 address.sun_path[0] = 0; 66 address.sun_path[0] = 0;
66 address.sun_family = AF_LOCAL; 67 address.sun_family = AF_LOCAL;
67 68
68 int socket_fd = socket(AF_LOCAL, SOCK_STREAM, 0); 69 int socket_fd = socket(AF_LOCAL, SOCK_STREAM, 0);
69 if (socket_fd < 0) { 70 if (socket_fd < 0) {
70 PLOG(ERROR) << "Couldn't create socket - " << name_; 71 DPLOG(ERROR) << "Couldn't create socket - " << name_;
71 return false; 72 return false;
72 } 73 }
73 74
74 if (bind(socket_fd, 75 if (bind(socket_fd,
75 reinterpret_cast<sockaddr *>(&address), 76 reinterpret_cast<sockaddr *>(&address),
76 length) == 0) { 77 length) == 0) {
77 fd_ = socket_fd; 78 fd_ = socket_fd;
78 return true; 79 return true;
79 } else { 80 } else {
80 VLOG(1) << "Couldn't bind socket - " 81 DVLOG(1) << "Couldn't bind socket - "
81 << &(address.sun_path[1]) 82 << &(address.sun_path[1])
82 << " Length: " << length; 83 << " Length: " << length;
83 if (HANDLE_EINTR(close(socket_fd)) < 0) { 84 if (HANDLE_EINTR(close(socket_fd)) < 0) {
84 PLOG(ERROR) << "close"; 85 DPLOG(ERROR) << "close";
85 } 86 }
86 return false; 87 return false;
87 } 88 }
88 } 89 }
89 90
90 virtual void Unlock() { 91 virtual void Unlock() {
91 if (fd_ == -1) { 92 if (fd_ == -1) {
92 DLOG(ERROR) << "Over-unlocked MultiProcessLock - " << name_; 93 DLOG(ERROR) << "Over-unlocked MultiProcessLock - " << name_;
93 return; 94 return;
94 } 95 }
95 if (HANDLE_EINTR(close(fd_)) < 0) { 96 if (HANDLE_EINTR(close(fd_)) < 0) {
96 PLOG(ERROR) << "close"; 97 DPLOG(ERROR) << "close";
97 } 98 }
98 fd_ = -1; 99 fd_ = -1;
99 } 100 }
100 101
101 private: 102 private:
102 std::string name_; 103 std::string name_;
103 int fd_; 104 int fd_;
104 DISALLOW_COPY_AND_ASSIGN(MultiProcessLockLinux); 105 DISALLOW_COPY_AND_ASSIGN(MultiProcessLockLinux);
105 }; 106 };
106 107
107 MultiProcessLock* MultiProcessLock::Create(const std::string &name) { 108 MultiProcessLock* MultiProcessLock::Create(const std::string &name) {
108 return new MultiProcessLockLinux(name); 109 return new MultiProcessLockLinux(name);
109 } 110 }
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