]>
Commit | Line | Data |
---|---|---|
7c673cae FG |
1 | // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- |
2 | // vim: ts=8 sw=2 smarttab | |
3 | /* | |
4 | * Ceph - scalable distributed file system | |
5 | * | |
6 | * Copyright (C) 2008-2011 New Dream Network | |
7 | * | |
8 | * This is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU Lesser General Public | |
10 | * License version 2.1, as published by the Free Software | |
11 | * Foundation. See file COPYING. | |
12 | * | |
13 | */ | |
14 | ||
11fdf7f2 | 15 | #include "include/compat.h" |
7c673cae | 16 | #include "common/debug.h" |
7c673cae | 17 | |
f67539c2 TL |
18 | using std::ostringstream; |
19 | ||
7c673cae FG |
20 | namespace ceph { |
21 | static CephContext *g_assert_context = NULL; | |
22 | ||
11fdf7f2 | 23 | /* If you register an assert context, ceph_assert() will try to lock the dout |
7c673cae FG |
24 | * stream of that context before starting an assert. This is nice because the |
25 | * output looks better. Your assert will not be interleaved with other dout | |
26 | * statements. | |
27 | * | |
28 | * However, this is strictly optional and library code currently does not | |
29 | * register an assert context. The extra complexity of supporting this | |
30 | * wouldn't really be worth it. | |
31 | */ | |
32 | void register_assert_context(CephContext *cct) | |
33 | { | |
11fdf7f2 | 34 | ceph_assert(!g_assert_context); |
7c673cae FG |
35 | g_assert_context = cct; |
36 | } | |
37 | ||
11fdf7f2 TL |
38 | [[gnu::cold]] void __ceph_assert_fail(const char *assertion, |
39 | const char *file, int line, | |
40 | const char *func) | |
7c673cae | 41 | { |
11fdf7f2 TL |
42 | g_assert_condition = assertion; |
43 | g_assert_file = file; | |
44 | g_assert_line = line; | |
45 | g_assert_func = func; | |
46 | g_assert_thread = (unsigned long long)pthread_self(); | |
47 | ceph_pthread_getname(pthread_self(), g_assert_thread_name, | |
48 | sizeof(g_assert_thread_name)); | |
49 | ||
7c673cae FG |
50 | ostringstream tss; |
51 | tss << ceph_clock_now(); | |
52 | ||
11fdf7f2 | 53 | snprintf(g_assert_msg, sizeof(g_assert_msg), |
7c673cae | 54 | "%s: In function '%s' thread %llx time %s\n" |
11fdf7f2 | 55 | "%s: %d: FAILED ceph_assert(%s)\n", |
7c673cae FG |
56 | file, func, (unsigned long long)pthread_self(), tss.str().c_str(), |
57 | file, line, assertion); | |
11fdf7f2 | 58 | dout_emergency(g_assert_msg); |
7c673cae FG |
59 | |
60 | // TODO: get rid of this memory allocation. | |
61 | ostringstream oss; | |
20effc67 | 62 | oss << ClibBackTrace(1); |
7c673cae FG |
63 | dout_emergency(oss.str()); |
64 | ||
7c673cae | 65 | if (g_assert_context) { |
11fdf7f2 TL |
66 | lderr(g_assert_context) << g_assert_msg << std::endl; |
67 | *_dout << oss.str() << dendl; | |
7c673cae | 68 | |
11fdf7f2 TL |
69 | // dump recent only if the abort signal handler won't do it for us |
70 | if (!g_assert_context->_conf->fatal_signal_handlers) { | |
71 | g_assert_context->_log->dump_recent(); | |
72 | } | |
7c673cae FG |
73 | } |
74 | ||
75 | abort(); | |
76 | } | |
77 | ||
11fdf7f2 | 78 | [[gnu::cold]] void __ceph_assert_fail(const assert_data &ctx) |
7c673cae | 79 | { |
11fdf7f2 TL |
80 | __ceph_assert_fail(ctx.assertion, ctx.file, ctx.line, ctx.function); |
81 | } | |
7c673cae | 82 | |
11fdf7f2 TL |
83 | class BufAppender { |
84 | public: | |
85 | BufAppender(char* buf, int size) : bufptr(buf), remaining(size) {} | |
7c673cae | 86 | |
11fdf7f2 TL |
87 | void printf(const char * format, ...) { |
88 | va_list args; | |
89 | va_start(args, format); | |
90 | this->vprintf(format, args); | |
91 | va_end(args); | |
92 | } | |
7c673cae | 93 | |
11fdf7f2 TL |
94 | void vprintf(const char * format, va_list args) { |
95 | int n = vsnprintf(bufptr, remaining, format, args); | |
96 | if (n >= 0) { | |
97 | if (n < remaining) { | |
98 | remaining -= n; | |
99 | bufptr += n; | |
100 | } else { | |
101 | remaining = 0; | |
7c673cae FG |
102 | } |
103 | } | |
11fdf7f2 | 104 | } |
7c673cae | 105 | |
11fdf7f2 TL |
106 | private: |
107 | char* bufptr; | |
108 | int remaining; | |
109 | }; | |
7c673cae | 110 | |
11fdf7f2 TL |
111 | |
112 | [[gnu::cold]] void __ceph_assertf_fail(const char *assertion, | |
113 | const char *file, int line, | |
114 | const char *func, const char* msg, | |
115 | ...) | |
116 | { | |
117 | ostringstream tss; | |
118 | tss << ceph_clock_now(); | |
119 | ||
120 | g_assert_condition = assertion; | |
121 | g_assert_file = file; | |
122 | g_assert_line = line; | |
123 | g_assert_func = func; | |
124 | g_assert_thread = (unsigned long long)pthread_self(); | |
125 | ceph_pthread_getname(pthread_self(), g_assert_thread_name, | |
126 | sizeof(g_assert_thread_name)); | |
127 | ||
128 | BufAppender ba(g_assert_msg, sizeof(g_assert_msg)); | |
20effc67 | 129 | BackTrace *bt = new ClibBackTrace(1); |
7c673cae | 130 | ba.printf("%s: In function '%s' thread %llx time %s\n" |
11fdf7f2 | 131 | "%s: %d: FAILED ceph_assert(%s)\n", |
7c673cae FG |
132 | file, func, (unsigned long long)pthread_self(), tss.str().c_str(), |
133 | file, line, assertion); | |
134 | ba.printf("Assertion details: "); | |
135 | va_list args; | |
136 | va_start(args, msg); | |
137 | ba.vprintf(msg, args); | |
138 | va_end(args); | |
139 | ba.printf("\n"); | |
11fdf7f2 | 140 | dout_emergency(g_assert_msg); |
7c673cae FG |
141 | |
142 | // TODO: get rid of this memory allocation. | |
143 | ostringstream oss; | |
144 | oss << *bt; | |
145 | dout_emergency(oss.str()); | |
146 | ||
11fdf7f2 TL |
147 | if (g_assert_context) { |
148 | lderr(g_assert_context) << g_assert_msg << std::endl; | |
149 | *_dout << oss.str() << dendl; | |
150 | ||
151 | // dump recent only if the abort signal handler won't do it for us | |
152 | if (!g_assert_context->_conf->fatal_signal_handlers) { | |
153 | g_assert_context->_log->dump_recent(); | |
154 | } | |
155 | } | |
156 | ||
157 | abort(); | |
158 | } | |
159 | ||
160 | [[gnu::cold]] void __ceph_abort(const char *file, int line, | |
f67539c2 | 161 | const char *func, const std::string& msg) |
11fdf7f2 TL |
162 | { |
163 | ostringstream tss; | |
164 | tss << ceph_clock_now(); | |
165 | ||
166 | g_assert_condition = "abort"; | |
167 | g_assert_file = file; | |
168 | g_assert_line = line; | |
169 | g_assert_func = func; | |
170 | g_assert_thread = (unsigned long long)pthread_self(); | |
171 | ceph_pthread_getname(pthread_self(), g_assert_thread_name, | |
172 | sizeof(g_assert_thread_name)); | |
173 | ||
20effc67 | 174 | BackTrace *bt = new ClibBackTrace(1); |
11fdf7f2 TL |
175 | snprintf(g_assert_msg, sizeof(g_assert_msg), |
176 | "%s: In function '%s' thread %llx time %s\n" | |
81eedcae TL |
177 | "%s: %d: ceph_abort_msg(\"%s\")\n", file, func, |
178 | (unsigned long long)pthread_self(), | |
179 | tss.str().c_str(), file, line, | |
180 | msg.c_str()); | |
11fdf7f2 TL |
181 | dout_emergency(g_assert_msg); |
182 | ||
183 | // TODO: get rid of this memory allocation. | |
184 | ostringstream oss; | |
185 | oss << *bt; | |
186 | dout_emergency(oss.str()); | |
7c673cae FG |
187 | |
188 | if (g_assert_context) { | |
11fdf7f2 TL |
189 | lderr(g_assert_context) << g_assert_msg << std::endl; |
190 | *_dout << oss.str() << dendl; | |
191 | ||
192 | // dump recent only if the abort signal handler won't do it for us | |
193 | if (!g_assert_context->_conf->fatal_signal_handlers) { | |
194 | g_assert_context->_log->dump_recent(); | |
195 | } | |
196 | } | |
197 | ||
198 | abort(); | |
199 | } | |
200 | ||
201 | [[gnu::cold]] void __ceph_abortf(const char *file, int line, | |
202 | const char *func, const char* msg, | |
203 | ...) | |
204 | { | |
205 | ostringstream tss; | |
206 | tss << ceph_clock_now(); | |
207 | ||
208 | g_assert_condition = "abort"; | |
209 | g_assert_file = file; | |
210 | g_assert_line = line; | |
211 | g_assert_func = func; | |
212 | g_assert_thread = (unsigned long long)pthread_self(); | |
213 | ceph_pthread_getname(pthread_self(), g_assert_thread_name, | |
214 | sizeof(g_assert_thread_name)); | |
7c673cae | 215 | |
11fdf7f2 | 216 | BufAppender ba(g_assert_msg, sizeof(g_assert_msg)); |
20effc67 | 217 | BackTrace *bt = new ClibBackTrace(1); |
11fdf7f2 TL |
218 | ba.printf("%s: In function '%s' thread %llx time %s\n" |
219 | "%s: %d: abort()\n", | |
220 | file, func, (unsigned long long)pthread_self(), tss.str().c_str(), | |
221 | file, line); | |
222 | ba.printf("Abort details: "); | |
223 | va_list args; | |
224 | va_start(args, msg); | |
225 | ba.vprintf(msg, args); | |
226 | va_end(args); | |
227 | ba.printf("\n"); | |
228 | dout_emergency(g_assert_msg); | |
229 | ||
230 | // TODO: get rid of this memory allocation. | |
231 | ostringstream oss; | |
232 | oss << *bt; | |
233 | dout_emergency(oss.str()); | |
234 | ||
235 | if (g_assert_context) { | |
236 | lderr(g_assert_context) << g_assert_msg << std::endl; | |
237 | *_dout << oss.str() << dendl; | |
238 | ||
239 | // dump recent only if the abort signal handler won't do it for us | |
240 | if (!g_assert_context->_conf->fatal_signal_handlers) { | |
241 | g_assert_context->_log->dump_recent(); | |
242 | } | |
7c673cae FG |
243 | } |
244 | ||
245 | abort(); | |
246 | } | |
247 | ||
11fdf7f2 TL |
248 | [[gnu::cold]] void __ceph_assert_warn(const char *assertion, |
249 | const char *file, | |
250 | int line, const char *func) | |
7c673cae FG |
251 | { |
252 | char buf[8096]; | |
253 | snprintf(buf, sizeof(buf), | |
11fdf7f2 | 254 | "WARNING: ceph_assert(%s) at: %s: %d: %s()\n", |
7c673cae FG |
255 | assertion, file, line, func); |
256 | dout_emergency(buf); | |
257 | } | |
258 | } |