Emeric Vigier | 2f62582 | 2012-08-06 11:09:52 -0400 | [diff] [blame] | 1 | // Copyright (C) 1999-2005 Open Source Telecom Corporation. |
| 2 | // Copyright (C) 2006-2010 David Sugar, Tycho Softworks. |
| 3 | // |
| 4 | // This program is free software; you can redistribute it and/or modify |
| 5 | // it under the terms of the GNU General Public License as published by |
| 6 | // the Free Software Foundation; either version 2 of the License, or |
| 7 | // (at your option) any later version. |
| 8 | // |
| 9 | // This program is distributed in the hope that it will be useful, |
| 10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | // GNU General Public License for more details. |
| 13 | // |
| 14 | // You should have received a copy of the GNU General Public License |
| 15 | // along with this program; if not, write to the Free Software |
| 16 | // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 17 | // |
| 18 | // As a special exception, you may use this file as part of a free software |
| 19 | // library without restriction. Specifically, if other files instantiate |
| 20 | // templates or use macros or inline functions from this file, or you compile |
| 21 | // this file and link it with other files to produce an executable, this |
| 22 | // file does not by itself cause the resulting executable to be covered by |
| 23 | // the GNU General Public License. This exception does not however |
| 24 | // invalidate any other reasons why the executable file might be covered by |
| 25 | // the GNU General Public License. |
| 26 | // |
| 27 | // This exception applies only to the code released under the name GNU |
| 28 | // Common C++. If you copy code from other releases into a copy of GNU |
| 29 | // Common C++, as the General Public License permits, the exception does |
| 30 | // not apply to the code that you add in this way. To avoid misleading |
| 31 | // anyone as to the status of such modified files, you must delete |
| 32 | // this exception notice from them. |
| 33 | // |
| 34 | // If you write modifications of your own for GNU Common C++, it is your choice |
| 35 | // whether to permit this exception to apply to your modifications. |
| 36 | // If you do not wish that, delete this exception notice. |
| 37 | // |
| 38 | |
| 39 | #include <cc++/config.h> |
| 40 | #include <cc++/export.h> |
| 41 | #include <cc++/thread.h> |
| 42 | #include <cc++/slog.h> |
| 43 | #ifdef __BORLANDC__ |
| 44 | #include <stdio.h> |
| 45 | #include <stdarg.h> |
| 46 | #else |
| 47 | #include <cstdio> |
| 48 | #include <cstdarg> |
| 49 | #endif |
| 50 | #include "../src/private.h" |
| 51 | |
| 52 | #ifdef HAVE_SYSLOG_H |
| 53 | #include <syslog.h> |
| 54 | #endif |
| 55 | |
| 56 | using std::streambuf; |
| 57 | using std::ofstream; |
| 58 | using std::ostream; |
| 59 | using std::clog; |
| 60 | using std::endl; |
| 61 | using std::ios; |
| 62 | |
| 63 | #ifdef CCXX_NAMESPACES |
| 64 | namespace ost { |
| 65 | #endif |
| 66 | |
| 67 | Slog slog; |
| 68 | |
| 69 | Slog::Slog(void) : |
| 70 | streambuf() |
| 71 | #ifdef HAVE_OLD_IOSTREAM |
| 72 | ,ostream() |
| 73 | #else |
| 74 | ,ostream((streambuf *)this) |
| 75 | #endif |
| 76 | { |
| 77 | #ifdef HAVE_OLD_IOSTREAM |
| 78 | init((streambuf *)this); |
| 79 | #endif |
| 80 | _enable = true; |
| 81 | _level = levelDebug; |
| 82 | _clogEnable = true; |
| 83 | #ifndef HAVE_SYSLOG_H |
| 84 | syslog = NULL; |
| 85 | #endif |
| 86 | } |
| 87 | |
| 88 | Slog::~Slog(void) |
| 89 | { |
| 90 | #ifdef HAVE_SYSLOG_H |
| 91 | closelog(); |
| 92 | #else |
| 93 | if(syslog) |
| 94 | fclose(syslog); |
| 95 | #endif |
| 96 | } |
| 97 | |
| 98 | ThreadImpl *Slog::getPriv(void) |
| 99 | { |
| 100 | Thread *thread = Thread::get(); |
| 101 | |
| 102 | if(!thread) |
| 103 | return NULL; |
| 104 | |
| 105 | return thread->priv; |
| 106 | } |
| 107 | |
| 108 | void Slog::close(void) |
| 109 | { |
| 110 | #ifdef HAVE_SYSLOG_H |
| 111 | closelog(); |
| 112 | #else |
| 113 | lock.enterMutex(); |
| 114 | if(syslog) |
| 115 | fclose(syslog); |
| 116 | syslog = NULL; |
| 117 | lock.leaveMutex(); |
| 118 | #endif |
| 119 | } |
| 120 | |
| 121 | void Slog::open(const char *ident, Class grp) |
| 122 | { |
| 123 | const char *cp; |
| 124 | |
| 125 | #ifdef HAVE_SYSLOG_H |
| 126 | cp = strrchr(ident, '/'); |
| 127 | if(cp) |
| 128 | ident = ++cp; |
| 129 | |
| 130 | int fac; |
| 131 | |
| 132 | switch(grp) { |
| 133 | case classUser: |
| 134 | fac = LOG_USER; |
| 135 | break; |
| 136 | |
| 137 | case classDaemon: |
| 138 | fac = LOG_DAEMON; |
| 139 | break; |
| 140 | |
| 141 | case classAudit: |
| 142 | #ifdef LOG_AUTHPRIV |
| 143 | fac = LOG_AUTHPRIV; |
| 144 | break; |
| 145 | #endif |
| 146 | case classSecurity: |
| 147 | fac = LOG_AUTH; |
| 148 | break; |
| 149 | |
| 150 | case classLocal0: |
| 151 | fac = LOG_LOCAL0; |
| 152 | break; |
| 153 | |
| 154 | case classLocal1: |
| 155 | fac = LOG_LOCAL1; |
| 156 | break; |
| 157 | |
| 158 | case classLocal2: |
| 159 | fac = LOG_LOCAL2; |
| 160 | break; |
| 161 | |
| 162 | case classLocal3: |
| 163 | fac = LOG_LOCAL3; |
| 164 | break; |
| 165 | |
| 166 | case classLocal4: |
| 167 | fac = LOG_LOCAL4; |
| 168 | break; |
| 169 | |
| 170 | case classLocal5: |
| 171 | fac = LOG_LOCAL5; |
| 172 | break; |
| 173 | |
| 174 | case classLocal6: |
| 175 | fac = LOG_LOCAL6; |
| 176 | break; |
| 177 | |
| 178 | case classLocal7: |
| 179 | fac = LOG_LOCAL7; |
| 180 | break; |
| 181 | |
| 182 | default: |
| 183 | fac = LOG_USER; |
| 184 | break; |
| 185 | } |
| 186 | openlog(ident, 0, fac); |
| 187 | #else |
| 188 | char *buf; |
| 189 | |
| 190 | lock.enterMutex(); |
| 191 | if(syslog) |
| 192 | fclose(syslog); |
| 193 | buf = new char[strlen(ident) + 1]; |
| 194 | strcpy(buf, ident); |
| 195 | cp = (const char *)buf; |
| 196 | buf = strrchr(buf, '.'); |
| 197 | if(buf) { |
| 198 | if(!stricmp(buf, ".exe")) |
| 199 | strcpy(buf, ".log"); |
| 200 | } |
| 201 | syslog = fopen(cp, "a"); |
| 202 | delete[] (char *)cp; |
| 203 | lock.leaveMutex(); |
| 204 | #endif |
| 205 | } |
| 206 | |
| 207 | #ifdef HAVE_SNPRINTF |
| 208 | |
| 209 | void Slog::error(const char *format, ...) |
| 210 | { |
| 211 | ThreadImpl *thread = getPriv(); |
| 212 | va_list args; |
| 213 | va_start(args, format); |
| 214 | overflow(EOF); |
| 215 | |
| 216 | if(!thread) |
| 217 | return; |
| 218 | |
| 219 | error(); |
| 220 | |
| 221 | vsnprintf(thread->_msgbuf, sizeof(thread->_msgbuf), format, args); |
| 222 | thread->_msgpos = strlen(thread->_msgbuf); |
| 223 | overflow(EOF); |
| 224 | va_end(args); |
| 225 | } |
| 226 | |
| 227 | void Slog::warn(const char *format, ...) |
| 228 | { |
| 229 | ThreadImpl *thread = getPriv(); |
| 230 | va_list args; |
| 231 | |
| 232 | if(!thread) |
| 233 | return; |
| 234 | |
| 235 | va_start(args, format); |
| 236 | overflow(EOF); |
| 237 | warn(); |
| 238 | vsnprintf(thread->_msgbuf, sizeof(thread->_msgbuf), format, args); |
| 239 | thread->_msgpos = strlen(thread->_msgbuf); |
| 240 | overflow(EOF); |
| 241 | va_end(args); |
| 242 | } |
| 243 | |
| 244 | void Slog::debug(const char *format, ...) |
| 245 | { |
| 246 | ThreadImpl *thread = getPriv(); |
| 247 | va_list args; |
| 248 | |
| 249 | if(!thread) |
| 250 | return; |
| 251 | |
| 252 | va_start(args, format); |
| 253 | overflow(EOF); |
| 254 | debug(); |
| 255 | vsnprintf(thread->_msgbuf, sizeof(thread->_msgbuf), format, args); |
| 256 | thread->_msgpos = strlen(thread->_msgbuf); |
| 257 | overflow(EOF); |
| 258 | va_end(args); |
| 259 | } |
| 260 | |
| 261 | void Slog::emerg(const char *format, ...) |
| 262 | { |
| 263 | ThreadImpl *thread = getPriv(); |
| 264 | va_list args; |
| 265 | |
| 266 | if(!thread) |
| 267 | return; |
| 268 | |
| 269 | va_start(args, format); |
| 270 | overflow(EOF); |
| 271 | emerg(); |
| 272 | vsnprintf(thread->_msgbuf, sizeof(thread->_msgbuf), format, args); |
| 273 | thread->_msgpos = strlen(thread->_msgbuf); |
| 274 | overflow(EOF); |
| 275 | va_end(args); |
| 276 | } |
| 277 | |
| 278 | void Slog::alert(const char *format, ...) |
| 279 | { |
| 280 | ThreadImpl *thread = getPriv(); |
| 281 | va_list args; |
| 282 | |
| 283 | if(!thread) |
| 284 | return; |
| 285 | |
| 286 | va_start(args, format); |
| 287 | overflow(EOF); |
| 288 | alert(); |
| 289 | vsnprintf(thread->_msgbuf, sizeof(thread->_msgbuf), format, args); |
| 290 | thread->_msgpos = strlen(thread->_msgbuf); |
| 291 | overflow(EOF); |
| 292 | va_end(args); |
| 293 | } |
| 294 | |
| 295 | void Slog::critical(const char *format, ...) |
| 296 | { |
| 297 | ThreadImpl *thread = getPriv(); |
| 298 | va_list args; |
| 299 | |
| 300 | if(!thread) |
| 301 | return; |
| 302 | |
| 303 | va_start(args, format); |
| 304 | overflow(EOF); |
| 305 | critical(); |
| 306 | vsnprintf(thread->_msgbuf, sizeof(thread->_msgbuf), format, args); |
| 307 | thread->_msgpos = strlen(thread->_msgbuf); |
| 308 | overflow(EOF); |
| 309 | va_end(args); |
| 310 | } |
| 311 | |
| 312 | void Slog::notice(const char *format, ...) |
| 313 | { |
| 314 | ThreadImpl *thread = getPriv(); |
| 315 | va_list args; |
| 316 | |
| 317 | if(!thread) |
| 318 | return; |
| 319 | |
| 320 | va_start(args, format); |
| 321 | overflow(EOF); |
| 322 | notice(); |
| 323 | vsnprintf(thread->_msgbuf, sizeof(thread->_msgbuf), format, args); |
| 324 | thread->_msgpos = strlen(thread->_msgbuf); |
| 325 | overflow(EOF); |
| 326 | va_end(args); |
| 327 | } |
| 328 | |
| 329 | void Slog::info(const char *format, ...) |
| 330 | { |
| 331 | ThreadImpl *thread = getPriv(); |
| 332 | va_list args; |
| 333 | |
| 334 | if(!thread) |
| 335 | return; |
| 336 | |
| 337 | va_start(args, format); |
| 338 | overflow(EOF); |
| 339 | info(); |
| 340 | vsnprintf(thread->_msgbuf, sizeof(thread->_msgbuf), format, args); |
| 341 | thread->_msgpos = strlen(thread->_msgbuf); |
| 342 | overflow(EOF); |
| 343 | va_end(args); |
| 344 | } |
| 345 | #endif |
| 346 | |
| 347 | int Slog::overflow(int c) |
| 348 | { |
| 349 | ThreadImpl *thread = getPriv(); |
| 350 | if(!thread) |
| 351 | return c; |
| 352 | |
| 353 | if(c == '\n' || !c || c == EOF) { |
| 354 | if(!thread->_msgpos) |
| 355 | return c; |
| 356 | |
| 357 | thread->_msgbuf[thread->_msgpos] = 0; |
| 358 | if (_enable) |
| 359 | #ifdef HAVE_SYSLOG_H |
| 360 | syslog(priority, "%s", thread->_msgbuf); |
| 361 | #else |
| 362 | { |
| 363 | time_t now; |
| 364 | struct tm *dt; |
| 365 | time(&now); |
| 366 | dt = localtime(&now); |
| 367 | char buf[256]; |
| 368 | const char *p = "unknown"; |
| 369 | switch(priority) { |
| 370 | case levelEmergency: |
| 371 | p = "emerg"; |
| 372 | break; |
| 373 | case levelInfo: |
| 374 | p = "info"; |
| 375 | break; |
| 376 | case levelError: |
| 377 | p = "error"; |
| 378 | break; |
| 379 | case levelAlert: |
| 380 | p = "alert"; |
| 381 | break; |
| 382 | case levelDebug: |
| 383 | p = "debug"; |
| 384 | break; |
| 385 | case levelNotice: |
| 386 | p = "notice"; |
| 387 | break; |
| 388 | case levelWarning: |
| 389 | p = "warn"; |
| 390 | break; |
| 391 | case levelCritical: |
| 392 | p = "crit"; |
| 393 | break; |
| 394 | } |
| 395 | |
| 396 | lock.enterMutex(); |
| 397 | snprintf(buf, sizeof(buf), "%04d-%02d-%02d %02d:%02d:%02d [%s] %s\n", |
| 398 | dt->tm_year + 1900, dt->tm_mon + 1, dt->tm_mday, |
| 399 | dt->tm_hour, dt->tm_min, dt->tm_sec, |
| 400 | p, thread->_msgbuf); |
| 401 | if(syslog) |
| 402 | fputs(buf, syslog); |
| 403 | // syslog << "[" << priority << "] " << thread->_msgbuf << endl; |
| 404 | lock.leaveMutex(); |
| 405 | } |
| 406 | #endif |
| 407 | thread->_msgpos = 0; |
| 408 | |
| 409 | if ( _enable && _clogEnable |
| 410 | #ifndef WIN32 |
| 411 | && (getppid() > 1) |
| 412 | #endif |
| 413 | ) |
| 414 | clog << thread->_msgbuf << endl; |
| 415 | _enable = true; |
| 416 | return c; |
| 417 | } |
| 418 | |
| 419 | if (thread->_msgpos < (int)(sizeof(thread->_msgbuf) - 1)) |
| 420 | thread->_msgbuf[thread->_msgpos++] = c; |
| 421 | |
| 422 | return c; |
| 423 | } |
| 424 | |
| 425 | Slog &Slog::operator()(const char *ident, Class grp, Level lev) |
| 426 | { |
| 427 | ThreadImpl *thread = getPriv(); |
| 428 | |
| 429 | if(!thread) |
| 430 | return *this; |
| 431 | |
| 432 | thread->_msgpos = 0; |
| 433 | _enable = true; |
| 434 | open(ident, grp); |
| 435 | return this->operator()(lev, grp); |
| 436 | } |
| 437 | |
| 438 | Slog &Slog::operator()(Level lev, Class grp) |
| 439 | { |
| 440 | ThreadImpl *thread = getPriv(); |
| 441 | |
| 442 | if(!thread) |
| 443 | return *this; |
| 444 | |
| 445 | thread->_msgpos = 0; |
| 446 | if(_level >= lev) |
| 447 | _enable = true; |
| 448 | else |
| 449 | _enable = false; |
| 450 | |
| 451 | #ifdef HAVE_SYSLOG_H |
| 452 | switch(lev) { |
| 453 | case levelEmergency: |
| 454 | priority = LOG_EMERG; |
| 455 | break; |
| 456 | case levelAlert: |
| 457 | priority = LOG_ALERT; |
| 458 | break; |
| 459 | case levelCritical: |
| 460 | priority = LOG_CRIT; |
| 461 | break; |
| 462 | case levelError: |
| 463 | priority = LOG_ERR; |
| 464 | break; |
| 465 | case levelWarning: |
| 466 | priority = LOG_WARNING; |
| 467 | break; |
| 468 | case levelNotice: |
| 469 | priority = LOG_NOTICE; |
| 470 | break; |
| 471 | case levelInfo: |
| 472 | priority = LOG_INFO; |
| 473 | break; |
| 474 | case levelDebug: |
| 475 | priority = LOG_DEBUG; |
| 476 | break; |
| 477 | } |
| 478 | switch(grp) { |
| 479 | case classAudit: |
| 480 | #ifdef LOG_AUTHPRIV |
| 481 | priority |= LOG_AUTHPRIV; |
| 482 | break; |
| 483 | #endif |
| 484 | case classSecurity: |
| 485 | priority |= LOG_AUTH; |
| 486 | break; |
| 487 | case classUser: |
| 488 | priority |= LOG_USER; |
| 489 | break; |
| 490 | case classDaemon: |
| 491 | priority |= LOG_DAEMON; |
| 492 | break; |
| 493 | case classDefault: |
| 494 | priority |= LOG_USER; |
| 495 | break; |
| 496 | case classLocal0: |
| 497 | priority |= LOG_LOCAL0; |
| 498 | break; |
| 499 | case classLocal1: |
| 500 | priority |= LOG_LOCAL1; |
| 501 | break; |
| 502 | case classLocal2: |
| 503 | priority |= LOG_LOCAL2; |
| 504 | break; |
| 505 | case classLocal3: |
| 506 | priority |= LOG_LOCAL3; |
| 507 | break; |
| 508 | case classLocal4: |
| 509 | priority |= LOG_LOCAL4; |
| 510 | break; |
| 511 | case classLocal5: |
| 512 | priority |= LOG_LOCAL5; |
| 513 | break; |
| 514 | case classLocal6: |
| 515 | priority |= LOG_LOCAL6; |
| 516 | break; |
| 517 | case classLocal7: |
| 518 | priority |= LOG_LOCAL7; |
| 519 | break; |
| 520 | } |
| 521 | #else |
| 522 | priority = lev; |
| 523 | #endif |
| 524 | return *this; |
| 525 | } |
| 526 | |
| 527 | Slog &Slog::operator()(void) |
| 528 | { |
| 529 | return *this; |
| 530 | } |
| 531 | |
| 532 | #ifdef CCXX_NAMESPACES |
| 533 | } |
| 534 | #endif |
| 535 | |
| 536 | /** EMACS ** |
| 537 | * Local variables: |
| 538 | * mode: c++ |
| 539 | * c-basic-offset: 6 |
| 540 | * End: |
| 541 | */ |