2 * collectd - src/freeswitch.c
3 * Copyright (C) 2005-2007 Florian octo Forster
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License as published by the
7 * Free Software Foundation; only version 2 of the License is applicable.
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
19 * Florian octo Forster <octo at verplant.org>
20 * Leon de Rooij <leon@scarlet-internet.nl>
26 #include "utils_match.h"
29 #define FS_DEF_HOST "127.0.0.1"
30 #define FS_DEF_PORT "8021"
31 #define FS_DEF_PASS "ClueCon"
38 * <Command "sofia status profile res-public">
39 * Instance "profile-sofia-res-public"
41 * Regex "\\<CALLS-IN\s+(\d+)\\>"
54 typedef struct fs_match_s fs_match_t;
66 typedef struct fs_command_s fs_command_t;
69 char *line; // "sofia status profile res-public"
70 char *instance; // "profile-sofia-res-public"
71 char *buffer; // <output from esl command as a char*>
72 size_t buffer_size; // sizeof(*buffer)
73 size_t buffer_fill; // 0 or 1
78 static fs_command_t *fs_commands_g = NULL;
80 static char *fs_host = NULL;
81 static char *fs_port = NULL;
82 static char *fs_pass = NULL;
84 static esl_handle_t esl_handle = {{0}};
85 // static int thread_running = 0; // for when subscribing to esl events
91 static int fs_config_add_string (const char *name, char **dest, oconfig_item_t *ci)
93 if ((ci->values_num != 1) || (ci->values[0].type != OCONFIG_TYPE_STRING))
95 WARNING ("freeswitch plugin: '%s' needs exactly one string argument.", name);
100 *dest = strdup (ci->values[0].value.string);
105 } /* int fs_config_add_string */
107 static void fs_match_free (fs_match_t *fm)
114 sfree (fm->instance);
115 match_destroy (fm->match);
116 fs_match_free (fm->next);
118 } /* void fs_match_free */
120 static int fs_config_add_match_dstype (int *dstype_ret, oconfig_item_t *ci)
124 if ((ci->values_num != 1) || (ci->values[0].type != OCONFIG_TYPE_STRING))
126 WARNING ("freeswitch plugin: 'DSType' needs exactly one string argument.");
130 if (strncasecmp ("Gauge", ci->values[0].value.string, strlen ("Gauge")) == 0)
132 dstype = UTILS_MATCH_DS_TYPE_GAUGE;
133 if (strcasecmp ("GaugeAverage", ci->values[0].value.string) == 0)
134 dstype |= UTILS_MATCH_CF_GAUGE_AVERAGE;
135 else if (strcasecmp ("GaugeMin", ci->values[0].value.string) == 0)
136 dstype |= UTILS_MATCH_CF_GAUGE_MIN;
137 else if (strcasecmp ("GaugeMax", ci->values[0].value.string) == 0)
138 dstype |= UTILS_MATCH_CF_GAUGE_MAX;
139 else if (strcasecmp ("GaugeLast", ci->values[0].value.string) == 0)
140 dstype |= UTILS_MATCH_CF_GAUGE_LAST;
144 else if (strncasecmp ("Counter", ci->values[0].value.string, strlen ("Counter")) == 0)
146 dstype = UTILS_MATCH_DS_TYPE_COUNTER;
147 if (strcasecmp ("CounterSet", ci->values[0].value.string) == 0)
148 dstype |= UTILS_MATCH_CF_COUNTER_SET;
149 else if (strcasecmp ("CounterAdd", ci->values[0].value.string) == 0)
150 dstype |= UTILS_MATCH_CF_COUNTER_ADD;
151 else if (strcasecmp ("CounterInc", ci->values[0].value.string) == 0)
152 dstype |= UTILS_MATCH_CF_COUNTER_INC;
163 WARNING ("freeswitch plugin: `%s' is not a valid argument to `DSType'.",
164 ci->values[0].value.string);
168 *dstype_ret = dstype;
170 } /* int fs_config_add_match_dstype */
172 static int fs_config_add_match (fs_command_t *fs_command, oconfig_item_t *ci)
174 fs_match_t *fs_match;
178 if (ci->values_num != 0)
180 WARNING ("freeswitch plugin: Ignoring arguments for the 'Match' block.");
183 fs_match = (fs_match_t *) malloc (sizeof (*fs_match));
184 if (fs_match == NULL)
186 ERROR ("freeswitch plugin: malloc failed.");
189 memset (fs_match, 0, sizeof (*fs_match));
192 for (i = 0; i < ci->children_num; i++)
194 oconfig_item_t *child = ci->children + i;
196 if (strcasecmp ("Regex", child->key) == 0)
197 status = fs_config_add_string ("Regex", &fs_match->regex, child);
198 else if (strcasecmp ("DSType", child->key) == 0)
199 status = fs_config_add_match_dstype (&fs_match->dstype, child);
200 else if (strcasecmp ("Type", child->key) == 0)
201 status = fs_config_add_string ("Type", &fs_match->type, child);
202 else if (strcasecmp ("Instance", child->key) == 0)
203 status = fs_config_add_string ("Instance", &fs_match->instance, child);
206 WARNING ("freeswitch plugin: Option `%s' not allowed here.", child->key);
212 } /* for (i = 0; i < ci->children_num; i++) */
216 if (fs_match->regex == NULL)
218 WARNING ("freeswitch plugin: `Regex' missing in `Match' block.");
222 if (fs_match->type == NULL)
224 WARNING ("freeswitch plugin: `Type' missing in `Match' block.");
228 if (fs_match->dstype == 0)
230 WARNING ("freeswitch plugin: `DSType' missing in `Match' block.");
235 } /* while (status == 0) */
240 fs_match->match = match_create_simple (fs_match->regex, fs_match->dstype);
241 if (fs_match->match == NULL)
243 ERROR ("freeswitch plugin: tail_match_add_match_simple failed.");
244 fs_match_free (fs_match);
251 prev = fs_command->matches;
252 while ((prev != NULL) && (prev->next != NULL))
256 fs_command->matches = fs_match;
258 prev->next = fs_match;
262 } /* int fs_config_add_match */
264 static int fs_config_add_command (oconfig_item_t *ci)
266 fs_command_t *command;
270 if ((ci->values_num != 1) || (ci->values[0].type != OCONFIG_TYPE_STRING))
272 WARNING ("freeswitch plugin: 'Command' blocks need exactly one string argument.");
276 command = (fs_command_t *) malloc (sizeof (*command));
279 ERROR ("freeswitch plugin: malloc failed.");
282 memset (command, 0, sizeof (*command));
283 command->line = NULL;
285 command->instance = strdup (ci->values[0].value.string);
286 if (command->instance == NULL)
288 ERROR ("freeswitch plugin: strdup failed.");
293 /* Process all children */
295 for (i = 0; i < ci->children_num; i++)
297 oconfig_item_t *child = ci->children + i;
299 if (strcasecmp ("Match", child->key) == 0)
300 fs_config_add_match (command, child);
303 WARNING ("freeswitch plugin: Option '%s' not allowed here.", child->key);
311 /* Add the new command to the linked list */
312 if (fs_commands_g == NULL)
313 fs_commands_g = command;
318 prev = fs_commands_g;
319 while ((prev != NULL) && (prev->next != NULL))
321 prev->next = command;
325 } /* int fs_config_add_command */
327 static int fs_complex_config (oconfig_item_t *ci)
337 for (i = 0; i < ci->children_num; i++)
339 oconfig_item_t *child = ci->children + i;
341 if (strcasecmp ("Host", child->key) == 0)
343 if (fs_host != NULL) free (fs_host);
344 fs_host = strdup(child->values[0].value.string);
346 else if (strcasecmp ("Port", child->key) == 0)
348 if (fs_port != NULL) free (fs_port);
349 fs_port = strdup(child->values[0].value.string);
351 else if (strcasecmp ("Pass", child->key) == 0)
353 if (fs_pass != NULL) free (fs_pass);
354 fs_pass = strdup(child->values[0].value.string);
356 else if (strcasecmp ("Command", child->key) == 0)
358 status = fs_config_add_command(child);
366 WARNING ("freeswitch plugin: Option '%s' not allowed here.", child->key);
371 if ((success == 0) && (errors > 0))
373 ERROR ("freeswitch plugin: All statements failed.");
378 } /* int fs_complex_config */
380 static void fs_submit (const fs_command_t *fc,
381 const fs_match_t *fm, const cu_match_value_t *fmv)
384 value_list_t vl = VALUE_LIST_INIT;
386 values[0] = fmv->value;
390 vl.time = time (NULL);
392 strncpy (vl.host, hostname_g, sizeof (vl.host));
393 strncpy (vl.plugin, "freeswitch", sizeof (vl.plugin));
394 strncpy (vl.plugin_instance, fc->instance, sizeof (vl.plugin_instance));
395 strncpy (vl.type, fm->type, sizeof (vl.type));
396 strncpy (vl.type_instance, fm->instance, sizeof (vl.type_instance));
398 plugin_dispatch_values (&vl);
399 } /* void fs_submit */
401 static int fs_read_command (fs_command_t *fc)
407 esl_send_recv(&esl_handle, fc->line); /////////////////// NOTICE NO \n\n IS GIVEN AFTER fc->line !!!!!!!!!!!!!!!!!! THIS WON'T WORK!!!!!!!!!!
409 if (esl_handle.last_sr_event && esl_handle.last_sr_event->body)
411 DEBUG ("OUTPUT FROM FS:\n%s\n\n", esl_handle.last_sr_event->body);
413 fc->buffer = strdup(esl_handle.last_sr_event->body);
414 fc->buffer_fill = 1; // ??
417 for (fm = fc->matches; fm != NULL; fm = fm->next)
419 cu_match_value_t *mv;
421 status = match_apply (fm->match, fc->buffer);
424 WARNING ("freeswitch plugin: match_apply failed.");
428 mv = match_get_user_data (fm->match);
431 WARNING ("freeswitch plugin: match_get_user_data returned NULL.");
435 fs_submit (fc, fm, mv);
436 } /* for (fm = fc->matches; fm != NULL; fm = fm->next) */
439 } /* int fs_read_command */
441 static int fs_read (void)
445 for (fc = fs_commands_g; fc != NULL; fc = fc->next)
446 fs_read_command (fc);
452 static void *msg_thread_run(esl_thread_t *me, void *obj)
454 esl_handle_t *esl_handle = (esl_handle_t *) obj;
457 // Maybe do some more in this loop later, like receive subscribed events,
458 // and create statistics of them
459 // see fs_cli.c function static void *msg_thread_run(), around line 198
460 while (thread_running && esl_handle->connected)
462 esl_status_t status = esl_recv_event_timed(esl_handle, 10, 1, NULL);
463 if (status == ESL_FAIL)
465 //DEBUG ("Disconnected [%s]\n", ESL_LOG_WARNING); // todo fixit
466 DEBUG ("Disconnected [%s]\n", "ESL_LOG_WARNING");
474 } */ /* void *msg_thread_run */
476 static int fs_init (void)
478 /* Set some default configuration variables */
479 if (fs_host == NULL) fs_host = FS_DEF_HOST;
480 if (fs_port == NULL) fs_port = FS_DEF_PORT;
481 if (fs_pass == NULL) fs_pass = FS_DEF_PASS;
483 /* Connect to FreeSWITCH over ESL */
484 DEBUG ("Making ESL connection to %s %s %s\n", fs_host, fs_port, fs_pass);
485 esl_connect(&esl_handle, fs_host, atoi(fs_port), fs_pass);
487 /* Start a seperate thread for incoming events here */
488 //esl_thread_create_detached(msg_thread_run, &esl_handle);
493 static int fs_shutdown (void)
495 esl_disconnect(&esl_handle);
497 } /* int fs_shutdown */
499 void module_register (void)
501 plugin_register_complex_config ("freeswitch", fs_complex_config);
502 plugin_register_init ("freeswitch", fs_init);
503 plugin_register_read ("freeswitch", fs_read);
504 plugin_register_shutdown ("freeswitch", fs_shutdown);
505 } /* void module_register */