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00026 #include "asterisk.h"
00027
00028 ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
00029
00030 #include <stdio.h>
00031 #include <stdlib.h>
00032 #include <errno.h>
00033 #include <string.h>
00034 #include <sys/types.h>
00035 #include <sys/stat.h>
00036 #include <libgen.h>
00037
00038 #include "asterisk/lock.h"
00039 #include "asterisk/channel.h"
00040 #include "asterisk/logger.h"
00041 #include "asterisk/file.h"
00042 #include "asterisk/pbx.h"
00043 #include "asterisk/module.h"
00044 #include "asterisk/manager.h"
00045 #include "asterisk/cli.h"
00046 #include "asterisk/monitor.h"
00047 #include "asterisk/app.h"
00048 #include "asterisk/utils.h"
00049 #include "asterisk/config.h"
00050 #include "asterisk/options.h"
00051
00052 AST_MUTEX_DEFINE_STATIC(monitorlock);
00053
00054 #define LOCK_IF_NEEDED(lock, needed) do { \
00055 if (needed) \
00056 ast_channel_lock(lock); \
00057 } while(0)
00058
00059 #define UNLOCK_IF_NEEDED(lock, needed) do { \
00060 if (needed) \
00061 ast_channel_unlock(lock); \
00062 } while (0)
00063
00064 static unsigned long seq = 0;
00065
00066 static char *monitor_synopsis = "Monitor a channel";
00067
00068 static char *monitor_descrip = "Monitor([file_format[:urlbase]|[fname_base]|[options]]):\n"
00069 "Used to start monitoring a channel. The channel's input and output\n"
00070 "voice packets are logged to files until the channel hangs up or\n"
00071 "monitoring is stopped by the StopMonitor application.\n"
00072 " file_format optional, if not set, defaults to \"wav\"\n"
00073 " fname_base if set, changes the filename used to the one specified.\n"
00074 " options:\n"
00075 " m - when the recording ends mix the two leg files into one and\n"
00076 " delete the two leg files. If the variable MONITOR_EXEC is set, the\n"
00077 " application referenced in it will be executed instead of\n"
00078 #ifdef HAVE_SOXMIX
00079 " soxmix and the raw leg files will NOT be deleted automatically.\n"
00080 " soxmix or MONITOR_EXEC is handed 3 arguments, the two leg files\n"
00081 #else
00082 " sox and the raw leg files will NOT be deleted automatically.\n"
00083 " sox or MONITOR_EXEC is handed 3 arguments, the two leg files\n"
00084 #endif
00085 " and a target mixed file name which is the same as the leg file names\n"
00086 " only without the in/out designator.\n"
00087 " If MONITOR_EXEC_ARGS is set, the contents will be passed on as\n"
00088 " additional arguements to MONITOR_EXEC\n"
00089 " Both MONITOR_EXEC and the Mix flag can be set from the\n"
00090 " administrator interface\n"
00091 "\n"
00092 " b - Don't begin recording unless a call is bridged to another channel\n"
00093 "\nReturns -1 if monitor files can't be opened or if the channel is already\n"
00094 "monitored, otherwise 0.\n"
00095 ;
00096
00097 static char *stopmonitor_synopsis = "Stop monitoring a channel";
00098
00099 static char *stopmonitor_descrip = "StopMonitor\n"
00100 "Stops monitoring a channel. Has no effect if the channel is not monitored\n";
00101
00102 static char *changemonitor_synopsis = "Change monitoring filename of a channel";
00103
00104 static char *changemonitor_descrip = "ChangeMonitor(filename_base)\n"
00105 "Changes monitoring filename of a channel. Has no effect if the channel is not monitored\n"
00106 "The argument is the new filename base to use for monitoring this channel.\n";
00107
00108 static char *pausemonitor_synopsis = "Pause monitoring of a channel";
00109
00110 static char *pausemonitor_descrip = "PauseMonitor\n"
00111 "Pauses monitoring of a channel until it is re-enabled by a call to UnpauseMonitor.\n";
00112
00113 static char *unpausemonitor_synopsis = "Unpause monitoring of a channel";
00114
00115 static char *unpausemonitor_descrip = "UnpauseMonitor\n"
00116 "Unpauses monitoring of a channel on which monitoring had\n"
00117 "previously been paused with PauseMonitor.\n";
00118
00119 static int ast_monitor_set_state(struct ast_channel *chan, int state)
00120 {
00121 LOCK_IF_NEEDED(chan, 1);
00122 if (!chan->monitor) {
00123 UNLOCK_IF_NEEDED(chan, 1);
00124 return -1;
00125 }
00126 chan->monitor->state = state;
00127 UNLOCK_IF_NEEDED(chan, 1);
00128 return 0;
00129 }
00130
00131
00132 int ast_monitor_start( struct ast_channel *chan, const char *format_spec,
00133 const char *fname_base, int need_lock)
00134 {
00135 int res = 0;
00136 char tmp[256];
00137
00138 LOCK_IF_NEEDED(chan, need_lock);
00139
00140 if (!(chan->monitor)) {
00141 struct ast_channel_monitor *monitor;
00142 char *channel_name, *p;
00143
00144
00145 if (mkdir(ast_config_AST_MONITOR_DIR, 0770) < 0) {
00146 if (errno != EEXIST) {
00147 ast_log(LOG_WARNING, "Unable to create audio monitor directory: %s\n",
00148 strerror(errno));
00149 }
00150 }
00151
00152 if (!(monitor = ast_calloc(1, sizeof(*monitor)))) {
00153 UNLOCK_IF_NEEDED(chan, need_lock);
00154 return -1;
00155 }
00156
00157
00158 if (!ast_strlen_zero(fname_base)) {
00159 int directory = strchr(fname_base, '/') ? 1 : 0;
00160 const char *absolute = *fname_base == '/' ? "" : "/";
00161
00162 if (directory) {
00163 char *name = strdup(fname_base);
00164 snprintf(tmp, sizeof(tmp), "mkdir -p \"%s\"",dirname(name));
00165 free(name);
00166 ast_safe_system(tmp);
00167 }
00168 snprintf(monitor->read_filename, FILENAME_MAX, "%s%s%s-in",
00169 directory ? "" : ast_config_AST_MONITOR_DIR, absolute, fname_base);
00170 snprintf(monitor->write_filename, FILENAME_MAX, "%s%s%s-out",
00171 directory ? "" : ast_config_AST_MONITOR_DIR, absolute, fname_base);
00172 ast_copy_string(monitor->filename_base, fname_base, sizeof(monitor->filename_base));
00173 } else {
00174 ast_mutex_lock(&monitorlock);
00175 snprintf(monitor->read_filename, FILENAME_MAX, "%s/audio-in-%ld",
00176 ast_config_AST_MONITOR_DIR, seq);
00177 snprintf(monitor->write_filename, FILENAME_MAX, "%s/audio-out-%ld",
00178 ast_config_AST_MONITOR_DIR, seq);
00179 seq++;
00180 ast_mutex_unlock(&monitorlock);
00181
00182 channel_name = ast_strdupa(chan->name);
00183 while ((p = strchr(channel_name, '/'))) {
00184 *p = '-';
00185 }
00186 snprintf(monitor->filename_base, FILENAME_MAX, "%s/%d-%s",
00187 ast_config_AST_MONITOR_DIR, (int)time(NULL), channel_name);
00188 monitor->filename_changed = 1;
00189 }
00190
00191 monitor->stop = ast_monitor_stop;
00192
00193
00194 if (!ast_strlen_zero(format_spec)) {
00195 monitor->format = strdup(format_spec);
00196 } else {
00197 monitor->format = strdup("wav");
00198 }
00199
00200
00201 if (ast_fileexists(monitor->read_filename, NULL, NULL) > 0) {
00202 ast_filedelete(monitor->read_filename, NULL);
00203 }
00204 if (!(monitor->read_stream = ast_writefile(monitor->read_filename,
00205 monitor->format, NULL,
00206 O_CREAT|O_TRUNC|O_WRONLY, 0, 0644))) {
00207 ast_log(LOG_WARNING, "Could not create file %s\n",
00208 monitor->read_filename);
00209 free(monitor);
00210 UNLOCK_IF_NEEDED(chan, need_lock);
00211 return -1;
00212 }
00213 if (ast_fileexists(monitor->write_filename, NULL, NULL) > 0) {
00214 ast_filedelete(monitor->write_filename, NULL);
00215 }
00216 if (!(monitor->write_stream = ast_writefile(monitor->write_filename,
00217 monitor->format, NULL,
00218 O_CREAT|O_TRUNC|O_WRONLY, 0, 0644))) {
00219 ast_log(LOG_WARNING, "Could not create file %s\n",
00220 monitor->write_filename);
00221 ast_closestream(monitor->read_stream);
00222 free(monitor);
00223 UNLOCK_IF_NEEDED(chan, need_lock);
00224 return -1;
00225 }
00226 chan->monitor = monitor;
00227 ast_monitor_set_state(chan, AST_MONITOR_RUNNING);
00228
00229 pbx_builtin_setvar_helper(chan, "__MONITORED","true");
00230 } else {
00231 ast_log(LOG_DEBUG,"Cannot start monitoring %s, already monitored\n",
00232 chan->name);
00233 res = -1;
00234 }
00235
00236 UNLOCK_IF_NEEDED(chan, need_lock);
00237
00238 return res;
00239 }
00240
00241
00242
00243
00244
00245
00246 static const char *get_soxmix_format(const char *format)
00247 {
00248 const char *res = format;
00249
00250 if (!strcasecmp(format,"ulaw"))
00251 res = "ul";
00252 if (!strcasecmp(format,"alaw"))
00253 res = "al";
00254
00255 return res;
00256 }
00257
00258
00259 int ast_monitor_stop(struct ast_channel *chan, int need_lock)
00260 {
00261 int delfiles = 0;
00262
00263 LOCK_IF_NEEDED(chan, need_lock);
00264
00265 if (chan->monitor) {
00266 char filename[ FILENAME_MAX ];
00267
00268 if (chan->monitor->read_stream) {
00269 ast_closestream(chan->monitor->read_stream);
00270 }
00271 if (chan->monitor->write_stream) {
00272 ast_closestream(chan->monitor->write_stream);
00273 }
00274
00275 if (chan->monitor->filename_changed && !ast_strlen_zero(chan->monitor->filename_base)) {
00276 if (ast_fileexists(chan->monitor->read_filename,NULL,NULL) > 0) {
00277 snprintf(filename, FILENAME_MAX, "%s-in", chan->monitor->filename_base);
00278 if (ast_fileexists(filename, NULL, NULL) > 0) {
00279 ast_filedelete(filename, NULL);
00280 }
00281 ast_filerename(chan->monitor->read_filename, filename, chan->monitor->format);
00282 } else {
00283 ast_log(LOG_WARNING, "File %s not found\n", chan->monitor->read_filename);
00284 }
00285
00286 if (ast_fileexists(chan->monitor->write_filename,NULL,NULL) > 0) {
00287 snprintf(filename, FILENAME_MAX, "%s-out", chan->monitor->filename_base);
00288 if (ast_fileexists(filename, NULL, NULL) > 0) {
00289 ast_filedelete(filename, NULL);
00290 }
00291 ast_filerename(chan->monitor->write_filename, filename, chan->monitor->format);
00292 } else {
00293 ast_log(LOG_WARNING, "File %s not found\n", chan->monitor->write_filename);
00294 }
00295 }
00296
00297 if (chan->monitor->joinfiles && !ast_strlen_zero(chan->monitor->filename_base)) {
00298 char tmp[1024];
00299 char tmp2[1024];
00300 const char *format = !strcasecmp(chan->monitor->format,"wav49") ? "WAV" : chan->monitor->format;
00301 char *name = chan->monitor->filename_base;
00302 int directory = strchr(name, '/') ? 1 : 0;
00303 char *dir = directory ? "" : ast_config_AST_MONITOR_DIR;
00304 const char *execute, *execute_args;
00305 const char *absolute = *name == '/' ? "" : "/";
00306
00307
00308 execute = pbx_builtin_getvar_helper(chan, "MONITOR_EXEC");
00309 if (ast_strlen_zero(execute)) {
00310 #ifdef HAVE_SOXMIX
00311 execute = "nice -n 19 soxmix";
00312 #else
00313 execute = "nice -n 19 sox -m";
00314 #endif
00315 format = get_soxmix_format(format);
00316 delfiles = 1;
00317 }
00318 execute_args = pbx_builtin_getvar_helper(chan, "MONITOR_EXEC_ARGS");
00319 if (ast_strlen_zero(execute_args)) {
00320 execute_args = "";
00321 }
00322
00323 snprintf(tmp, sizeof(tmp), "%s \"%s%s%s-in.%s\" \"%s%s%s-out.%s\" \"%s%s%s.%s\" %s &", execute, dir, absolute, name, format, dir, absolute, name, format, dir, absolute, name, format,execute_args);
00324 if (delfiles) {
00325 snprintf(tmp2,sizeof(tmp2), "( %s& rm -f \"%s%s%s-\"* ) &",tmp, dir, absolute, name);
00326 ast_copy_string(tmp, tmp2, sizeof(tmp));
00327 }
00328 ast_log(LOG_DEBUG,"monitor executing %s\n",tmp);
00329 if (ast_safe_system(tmp) == -1)
00330 ast_log(LOG_WARNING, "Execute of %s failed.\n",tmp);
00331 }
00332
00333 free(chan->monitor->format);
00334 free(chan->monitor);
00335 chan->monitor = NULL;
00336 }
00337
00338 UNLOCK_IF_NEEDED(chan, need_lock);
00339
00340 return 0;
00341 }
00342
00343
00344
00345 int ast_monitor_pause(struct ast_channel *chan)
00346 {
00347 return ast_monitor_set_state(chan, AST_MONITOR_PAUSED);
00348 }
00349
00350
00351 int ast_monitor_unpause(struct ast_channel *chan)
00352 {
00353 return ast_monitor_set_state(chan, AST_MONITOR_RUNNING);
00354 }
00355
00356 static int pause_monitor_exec(struct ast_channel *chan, void *data)
00357 {
00358 return ast_monitor_pause(chan);
00359 }
00360
00361 static int unpause_monitor_exec(struct ast_channel *chan, void *data)
00362 {
00363 return ast_monitor_unpause(chan);
00364 }
00365
00366
00367 int ast_monitor_change_fname(struct ast_channel *chan, const char *fname_base, int need_lock)
00368 {
00369 char tmp[256];
00370 if (ast_strlen_zero(fname_base)) {
00371 ast_log(LOG_WARNING, "Cannot change monitor filename of channel %s to null\n", chan->name);
00372 return -1;
00373 }
00374
00375 LOCK_IF_NEEDED(chan, need_lock);
00376
00377 if (chan->monitor) {
00378 int directory = strchr(fname_base, '/') ? 1 : 0;
00379 const char *absolute = *fname_base == '/' ? "" : "/";
00380 char tmpstring[sizeof(chan->monitor->filename_base)] = "";
00381
00382
00383 snprintf(tmpstring, sizeof(tmpstring), "%s%s%s", directory ? "" : ast_config_AST_MONITOR_DIR, absolute, fname_base);
00384 if (!strcmp(tmpstring, chan->monitor->filename_base)) {
00385 if (option_debug > 2)
00386 ast_log(LOG_DEBUG, "No need to rename monitor filename to itself\n");
00387 UNLOCK_IF_NEEDED(chan, need_lock);
00388 return 0;
00389 }
00390
00391
00392 if (directory) {
00393 char *name = strdup(fname_base);
00394 snprintf(tmp, sizeof(tmp), "mkdir -p %s",dirname(name));
00395 free(name);
00396 ast_safe_system(tmp);
00397 }
00398
00399 ast_copy_string(chan->monitor->filename_base, tmpstring, sizeof(chan->monitor->filename_base));
00400 chan->monitor->filename_changed = 1;
00401 } else {
00402 ast_log(LOG_WARNING, "Cannot change monitor filename of channel %s to %s, monitoring not started\n", chan->name, fname_base);
00403 }
00404
00405 UNLOCK_IF_NEEDED(chan, need_lock);
00406
00407 return 0;
00408 }
00409
00410 static int start_monitor_exec(struct ast_channel *chan, void *data)
00411 {
00412 char *arg = NULL;
00413 char *format = NULL;
00414 char *fname_base = NULL;
00415 char *options = NULL;
00416 char *delay = NULL;
00417 char *urlprefix = NULL;
00418 char tmp[256];
00419 int joinfiles = 0;
00420 int waitforbridge = 0;
00421 int res = 0;
00422
00423
00424 if (!ast_strlen_zero((char*)data)) {
00425 arg = ast_strdupa((char*)data);
00426 format = arg;
00427 fname_base = strchr(arg, '|');
00428 if (fname_base) {
00429 *fname_base = 0;
00430 fname_base++;
00431 if ((options = strchr(fname_base, '|'))) {
00432 *options = 0;
00433 options++;
00434 if (strchr(options, 'm'))
00435 joinfiles = 1;
00436 if (strchr(options, 'b'))
00437 waitforbridge = 1;
00438 }
00439 }
00440 arg = strchr(format,':');
00441 if (arg) {
00442 *arg++ = 0;
00443 urlprefix = arg;
00444 }
00445 }
00446 if (urlprefix) {
00447 snprintf(tmp,sizeof(tmp) - 1,"%s/%s.%s",urlprefix,fname_base,
00448 ((strcmp(format,"gsm")) ? "wav" : "gsm"));
00449 if (!chan->cdr && !(chan->cdr = ast_cdr_alloc()))
00450 return -1;
00451 ast_cdr_setuserfield(chan, tmp);
00452 }
00453 if (waitforbridge) {
00454
00455
00456
00457
00458 delay = ast_strdupa(data);
00459 options = strrchr(delay, '|');
00460 if (options) {
00461 arg = strchr(options, 'b');
00462 if (arg) {
00463 *arg = 'X';
00464 pbx_builtin_setvar_helper(chan,"AUTO_MONITOR",delay);
00465 }
00466 }
00467 return 0;
00468 }
00469
00470 res = ast_monitor_start(chan, format, fname_base, 1);
00471 if (res < 0)
00472 res = ast_monitor_change_fname(chan, fname_base, 1);
00473 ast_monitor_setjoinfiles(chan, joinfiles);
00474
00475 return res;
00476 }
00477
00478 static int stop_monitor_exec(struct ast_channel *chan, void *data)
00479 {
00480 return ast_monitor_stop(chan, 1);
00481 }
00482
00483 static int change_monitor_exec(struct ast_channel *chan, void *data)
00484 {
00485 return ast_monitor_change_fname(chan, (const char*)data, 1);
00486 }
00487
00488 static char start_monitor_action_help[] =
00489 "Description: The 'Monitor' action may be used to record the audio on a\n"
00490 " specified channel. The following parameters may be used to control\n"
00491 " this:\n"
00492 " Channel - Required. Used to specify the channel to record.\n"
00493 " File - Optional. Is the name of the file created in the\n"
00494 " monitor spool directory. Defaults to the same name\n"
00495 " as the channel (with slashes replaced with dashes).\n"
00496 " Format - Optional. Is the audio recording format. Defaults\n"
00497 " to \"wav\".\n"
00498 " Mix - Optional. Boolean parameter as to whether to mix\n"
00499 " the input and output channels together after the\n"
00500 " recording is finished.\n";
00501
00502 static int start_monitor_action(struct mansession *s, const struct message *m)
00503 {
00504 struct ast_channel *c = NULL;
00505 const char *name = astman_get_header(m, "Channel");
00506 const char *fname = astman_get_header(m, "File");
00507 const char *format = astman_get_header(m, "Format");
00508 const char *mix = astman_get_header(m, "Mix");
00509 char *d;
00510
00511 if (ast_strlen_zero(name)) {
00512 astman_send_error(s, m, "No channel specified");
00513 return 0;
00514 }
00515 c = ast_get_channel_by_name_locked(name);
00516 if (!c) {
00517 astman_send_error(s, m, "No such channel");
00518 return 0;
00519 }
00520
00521 if (ast_strlen_zero(fname)) {
00522
00523 if (!(fname = ast_strdup(c->name))) {
00524 astman_send_error(s, m, "Could not start monitoring channel");
00525 ast_channel_unlock(c);
00526 return 0;
00527 }
00528
00529 if ((d = strchr(fname, '/')))
00530 *d = '-';
00531 }
00532
00533 if (ast_monitor_start(c, format, fname, 1)) {
00534 if (ast_monitor_change_fname(c, fname, 1)) {
00535 astman_send_error(s, m, "Could not start monitoring channel");
00536 ast_channel_unlock(c);
00537 return 0;
00538 }
00539 }
00540
00541 if (ast_true(mix)) {
00542 ast_monitor_setjoinfiles(c, 1);
00543 }
00544
00545 ast_channel_unlock(c);
00546 astman_send_ack(s, m, "Started monitoring channel");
00547 return 0;
00548 }
00549
00550 static char stop_monitor_action_help[] =
00551 "Description: The 'StopMonitor' action may be used to end a previously\n"
00552 " started 'Monitor' action. The only parameter is 'Channel', the name\n"
00553 " of the channel monitored.\n";
00554
00555 static int stop_monitor_action(struct mansession *s, const struct message *m)
00556 {
00557 struct ast_channel *c = NULL;
00558 const char *name = astman_get_header(m, "Channel");
00559 int res;
00560 if (ast_strlen_zero(name)) {
00561 astman_send_error(s, m, "No channel specified");
00562 return 0;
00563 }
00564 c = ast_get_channel_by_name_locked(name);
00565 if (!c) {
00566 astman_send_error(s, m, "No such channel");
00567 return 0;
00568 }
00569 res = ast_monitor_stop(c, 1);
00570 ast_channel_unlock(c);
00571 if (res) {
00572 astman_send_error(s, m, "Could not stop monitoring channel");
00573 return 0;
00574 }
00575 astman_send_ack(s, m, "Stopped monitoring channel");
00576 return 0;
00577 }
00578
00579 static char change_monitor_action_help[] =
00580 "Description: The 'ChangeMonitor' action may be used to change the file\n"
00581 " started by a previous 'Monitor' action. The following parameters may\n"
00582 " be used to control this:\n"
00583 " Channel - Required. Used to specify the channel to record.\n"
00584 " File - Required. Is the new name of the file created in the\n"
00585 " monitor spool directory.\n";
00586
00587 static int change_monitor_action(struct mansession *s, const struct message *m)
00588 {
00589 struct ast_channel *c = NULL;
00590 const char *name = astman_get_header(m, "Channel");
00591 const char *fname = astman_get_header(m, "File");
00592 if (ast_strlen_zero(name)) {
00593 astman_send_error(s, m, "No channel specified");
00594 return 0;
00595 }
00596 if (ast_strlen_zero(fname)) {
00597 astman_send_error(s, m, "No filename specified");
00598 return 0;
00599 }
00600 c = ast_get_channel_by_name_locked(name);
00601 if (!c) {
00602 astman_send_error(s, m, "No such channel");
00603 return 0;
00604 }
00605 if (ast_monitor_change_fname(c, fname, 1)) {
00606 astman_send_error(s, m, "Could not change monitored filename of channel");
00607 ast_channel_unlock(c);
00608 return 0;
00609 }
00610 ast_channel_unlock(c);
00611 astman_send_ack(s, m, "Changed monitor filename");
00612 return 0;
00613 }
00614
00615 void ast_monitor_setjoinfiles(struct ast_channel *chan, int turnon)
00616 {
00617 if (chan->monitor)
00618 chan->monitor->joinfiles = turnon;
00619 }
00620
00621 #define IS_NULL_STRING(string) ((!(string)) || (ast_strlen_zero((string))))
00622
00623 enum MONITOR_PAUSING_ACTION
00624 {
00625 MONITOR_ACTION_PAUSE,
00626 MONITOR_ACTION_UNPAUSE
00627 };
00628
00629 static int do_pause_or_unpause(struct mansession *s, const struct message *m, int action)
00630 {
00631 struct ast_channel *c = NULL;
00632 const char *name = astman_get_header(m, "Channel");
00633
00634 if (IS_NULL_STRING(name)) {
00635 astman_send_error(s, m, "No channel specified");
00636 return -1;
00637 }
00638
00639 c = ast_get_channel_by_name_locked(name);
00640 if (!c) {
00641 astman_send_error(s, m, "No such channel");
00642 return -1;
00643 }
00644
00645 if (action == MONITOR_ACTION_PAUSE)
00646 ast_monitor_pause(c);
00647 else
00648 ast_monitor_unpause(c);
00649
00650 ast_channel_unlock(c);
00651 astman_send_ack(s, m, (action == MONITOR_ACTION_PAUSE ? "Paused monitoring of the channel" : "Unpaused monitoring of the channel"));
00652 return 0;
00653 }
00654
00655 static char pause_monitor_action_help[] =
00656 "Description: The 'PauseMonitor' action may be used to temporarily stop the\n"
00657 " recording of a channel. The following parameters may\n"
00658 " be used to control this:\n"
00659 " Channel - Required. Used to specify the channel to record.\n";
00660
00661 static int pause_monitor_action(struct mansession *s, const struct message *m)
00662 {
00663 return do_pause_or_unpause(s, m, MONITOR_ACTION_PAUSE);
00664 }
00665
00666 static char unpause_monitor_action_help[] =
00667 "Description: The 'UnpauseMonitor' action may be used to re-enable recording\n"
00668 " of a channel after calling PauseMonitor. The following parameters may\n"
00669 " be used to control this:\n"
00670 " Channel - Required. Used to specify the channel to record.\n";
00671
00672 static int unpause_monitor_action(struct mansession *s, const struct message *m)
00673 {
00674 return do_pause_or_unpause(s, m, MONITOR_ACTION_UNPAUSE);
00675 }
00676
00677
00678 static int load_module(void)
00679 {
00680 ast_register_application("Monitor", start_monitor_exec, monitor_synopsis, monitor_descrip);
00681 ast_register_application("StopMonitor", stop_monitor_exec, stopmonitor_synopsis, stopmonitor_descrip);
00682 ast_register_application("ChangeMonitor", change_monitor_exec, changemonitor_synopsis, changemonitor_descrip);
00683 ast_register_application("PauseMonitor", pause_monitor_exec, pausemonitor_synopsis, pausemonitor_descrip);
00684 ast_register_application("UnpauseMonitor", unpause_monitor_exec, unpausemonitor_synopsis, unpausemonitor_descrip);
00685 ast_manager_register2("Monitor", EVENT_FLAG_CALL, start_monitor_action, monitor_synopsis, start_monitor_action_help);
00686 ast_manager_register2("StopMonitor", EVENT_FLAG_CALL, stop_monitor_action, stopmonitor_synopsis, stop_monitor_action_help);
00687 ast_manager_register2("ChangeMonitor", EVENT_FLAG_CALL, change_monitor_action, changemonitor_synopsis, change_monitor_action_help);
00688 ast_manager_register2("PauseMonitor", EVENT_FLAG_CALL, pause_monitor_action, pausemonitor_synopsis, pause_monitor_action_help);
00689 ast_manager_register2("UnpauseMonitor", EVENT_FLAG_CALL, unpause_monitor_action, unpausemonitor_synopsis, unpause_monitor_action_help);
00690
00691 return 0;
00692 }
00693
00694 static int unload_module(void)
00695 {
00696 ast_unregister_application("Monitor");
00697 ast_unregister_application("StopMonitor");
00698 ast_unregister_application("ChangeMonitor");
00699 ast_unregister_application("PauseMonitor");
00700 ast_unregister_application("UnpauseMonitor");
00701 ast_manager_unregister("Monitor");
00702 ast_manager_unregister("StopMonitor");
00703 ast_manager_unregister("ChangeMonitor");
00704 ast_manager_unregister("PauseMonitor");
00705 ast_manager_unregister("UnpauseMonitor");
00706
00707 return 0;
00708 }
00709
00710
00711 AST_MODULE_INFO(ASTERISK_GPL_KEY, AST_MODFLAG_GLOBAL_SYMBOLS, "Call Monitoring Resource",
00712 .load = load_module,
00713 .unload = unload_module,
00714 );