cdr_manager.c File Reference

Asterisk Call Manager CDR records. More...

#include "asterisk.h"
#include <time.h>
#include "asterisk/channel.h"
#include "asterisk/cdr.h"
#include "asterisk/module.h"
#include "asterisk/utils.h"
#include "asterisk/manager.h"
#include "asterisk/config.h"
#include "asterisk/pbx.h"

Include dependency graph for cdr_manager.c:

Go to the source code of this file.

Defines
#define	CONF_FILE   "cdr_manager.conf"
#define	CUSTOM_FIELDS_BUF_SIZE   1024
#define	DATE_FORMAT   "%Y-%m-%d %T"
Functions
static void	__reg_module (void)
static void	__unreg_module (void)
static int	load_config (int reload)
static int	load_module (void)
static int	manager_log (struct ast_cdr *cdr)
static int	reload (void)
static int	unload_module (void)
Variables
static struct ast_module_info	__mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "Asterisk Manager Interface CDR Backend" , .key = "This paragraph is copyright (c) 2006 by Digium, Inc. \In order for your module to load, it must return this \key via a function called \"key\". Any code which \includes this paragraph must be licensed under the GNU \General Public License version 2 or later (at your \option). In addition to Digium's general reservations \of rights, Digium expressly reserves the right to \allow other parties to license this paragraph under \different terms. Any use of Digium, Inc. trademarks or \logos (including \"Asterisk\" or \"Digium\") without \express written permission of Digium, Inc. is prohibited.\n" , .buildopt_sum = "0901e4e500243c855563a2d78b0c03e4" , .load = load_module, .unload = unload_module, .reload = reload, }
static struct ast_module_info *	ast_module_info = &__mod_info
static struct ast_str *	customfields
static ast_rwlock_t	customfields_lock = PTHREAD_RWLOCK_INITIALIZER
static int	enablecdr = 0
static char *	name = "cdr_manager"

---

Detailed Description

Asterisk Call Manager CDR records.

See also

• CDR - Call Data Records and billing
• AMI - The Manager Interface
• AMI configuration

Definition in file cdr_manager.c.

---

Define Documentation

#define CONF_FILE   "cdr_manager.conf"

Definition at line 43 of file cdr_manager.c.

Referenced by load_config().

#define CUSTOM_FIELDS_BUF_SIZE   1024

Definition at line 44 of file cdr_manager.c.

Referenced by load_config(), and manager_log().

#define DATE_FORMAT   "%Y-%m-%d %T"

Definition at line 42 of file cdr_manager.c.

---

Function Documentation

static void __reg_module

(

void

)

[static]

Definition at line 221 of file cdr_manager.c.

static void __unreg_module

(

void

)

[static]

Definition at line 221 of file cdr_manager.c.

static int load_config

(

int

reload

)

[static]

Definition at line 55 of file cdr_manager.c.

References ast_category_browse(), ast_cdr_register(), ast_cdr_unregister(), ast_config_destroy(), ast_config_load, ast_free, ast_log(), ast_rwlock_unlock(), ast_rwlock_wrlock(), ast_str_append(), ast_str_create(), ast_str_size(), ast_str_strlen(), ast_strlen_zero(), ast_true(), ast_variable_browse(), CONF_FILE, CONFIG_FLAG_FILEUNCHANGED, CONFIG_STATUS_FILEINVALID, CONFIG_STATUS_FILEUNCHANGED, CUSTOM_FIELDS_BUF_SIZE, customfields_lock, LOG_ERROR, LOG_NOTICE, LOG_WARNING, manager_log(), ast_variable::name, ast_variable::next, and ast_variable::value.

Referenced by load_module(), and reload().

{
   char *cat = NULL;
   struct ast_config *cfg;
   struct ast_variable *v;
   struct ast_flags config_flags = { reload ? CONFIG_FLAG_FILEUNCHANGED : 0 };
   int newenablecdr = 0;

   cfg = ast_config_load(CONF_FILE, config_flags);
   if (cfg == CONFIG_STATUS_FILEUNCHANGED) {
      return 0;
   }

   if (cfg == CONFIG_STATUS_FILEINVALID) {
      ast_log(LOG_ERROR, "Config file '%s' could not be parsed\n", CONF_FILE);
      return -1;
   }

   if (!cfg) {
      /* Standard configuration */
      ast_log(LOG_WARNING, "Failed to load configuration file. Module not activated.\n");
      if (enablecdr)
         ast_cdr_unregister(name);
      enablecdr = 0;
      return -1;
   }

   if (reload) {
      ast_rwlock_wrlock(&customfields_lock);
   }

   if (reload && customfields) {
      ast_free(customfields);
      customfields = NULL;
   }

   while ( (cat = ast_category_browse(cfg, cat)) ) {
      if (!strcasecmp(cat, "general")) {
         v = ast_variable_browse(cfg, cat);
         while (v) {
            if (!strcasecmp(v->name, "enabled"))
               newenablecdr = ast_true(v->value);

            v = v->next;
         }
      } else if (!strcasecmp(cat, "mappings")) {
         customfields = ast_str_create(CUSTOM_FIELDS_BUF_SIZE);
         v = ast_variable_browse(cfg, cat);
         while (v) {
            if (customfields && !ast_strlen_zero(v->name) && !ast_strlen_zero(v->value)) {
               if ((ast_str_strlen(customfields) + strlen(v->value) + strlen(v->name) + 14) < ast_str_size(customfields)) {
                  ast_str_append(&customfields, -1, "%s: ${CDR(%s)}\r\n", v->value, v->name);
                  ast_log(LOG_NOTICE, "Added mapping %s: ${CDR(%s)}\n", v->value, v->name);
               } else {
                  ast_log(LOG_WARNING, "No more buffer space to add other custom fields\n");
                  break;
               }

            }
            v = v->next;
         }
      }
   }

   if (reload) {
      ast_rwlock_unlock(&customfields_lock);
   }

   ast_config_destroy(cfg);

   if (enablecdr && !newenablecdr)
      ast_cdr_unregister(name);
   else if (!enablecdr && newenablecdr)
      ast_cdr_register(name, "Asterisk Manager Interface CDR Backend", manager_log);
   enablecdr = newenablecdr;

   return 0;
}

static int load_module

(

void

)

[static]

Definition at line 203 of file cdr_manager.c.

References AST_MODULE_LOAD_DECLINE, AST_MODULE_LOAD_SUCCESS, and load_config().

{
   if (load_config(0)) {
      return AST_MODULE_LOAD_DECLINE;
   }

   return AST_MODULE_LOAD_SUCCESS;
}

static int manager_log

(

struct ast_cdr *

cdr

)

[static]

Definition at line 134 of file cdr_manager.c.

References ast_cdr::accountcode, ast_cdr::amaflags, ast_cdr::answer, ast_cdr_disp2str(), ast_cdr_flags2str(), ast_localtime(), ast_rwlock_rdlock(), ast_rwlock_unlock(), ast_str_buffer(), ast_str_strlen(), ast_strftime(), ast_cdr::billsec, buf, ast_channel::cdr, ast_cdr::channel, ast_cdr::clid, CUSTOM_FIELDS_BUF_SIZE, customfields_lock, DATE_FORMAT, ast_cdr::dcontext, ast_cdr::disposition, ast_cdr::dst, ast_cdr::dstchannel, ast_cdr::duration, ast_cdr::end, EVENT_FLAG_CDR, ast_cdr::lastapp, ast_cdr::lastdata, manager_event, pbx_substitute_variables_helper(), ast_cdr::src, ast_cdr::start, ast_cdr::uniqueid, and ast_cdr::userfield.

Referenced by load_config().

{
   struct ast_tm timeresult;
   char strStartTime[80] = "";
   char strAnswerTime[80] = "";
   char strEndTime[80] = "";
   char buf[CUSTOM_FIELDS_BUF_SIZE];
   struct ast_channel dummy;

   if (!enablecdr)
      return 0;

   ast_localtime(&cdr->start, &timeresult, NULL);
   ast_strftime(strStartTime, sizeof(strStartTime), DATE_FORMAT, &timeresult);

   if (cdr->answer.tv_sec) {
      ast_localtime(&cdr->answer, &timeresult, NULL);
      ast_strftime(strAnswerTime, sizeof(strAnswerTime), DATE_FORMAT, &timeresult);
   }

   ast_localtime(&cdr->end, &timeresult, NULL);
   ast_strftime(strEndTime, sizeof(strEndTime), DATE_FORMAT, &timeresult);

   buf[0] = '\0';
   ast_rwlock_rdlock(&customfields_lock);
   if (customfields && ast_str_strlen(customfields)) {
      memset(&dummy, 0, sizeof(dummy));
      dummy.cdr = cdr;
      pbx_substitute_variables_helper(&dummy, ast_str_buffer(customfields), buf, sizeof(buf) - 1);
   }
   ast_rwlock_unlock(&customfields_lock);

   manager_event(EVENT_FLAG_CDR, "Cdr",
       "AccountCode: %s\r\n"
       "Source: %s\r\n"
       "Destination: %s\r\n"
       "DestinationContext: %s\r\n"
       "CallerID: %s\r\n"
       "Channel: %s\r\n"
       "DestinationChannel: %s\r\n"
       "LastApplication: %s\r\n"
       "LastData: %s\r\n"
       "StartTime: %s\r\n"
       "AnswerTime: %s\r\n"
       "EndTime: %s\r\n"
       "Duration: %ld\r\n"
       "BillableSeconds: %ld\r\n"
       "Disposition: %s\r\n"
       "AMAFlags: %s\r\n"
       "UniqueID: %s\r\n"
       "UserField: %s\r\n"
       "%s",
       cdr->accountcode, cdr->src, cdr->dst, cdr->dcontext, cdr->clid, cdr->channel,
       cdr->dstchannel, cdr->lastapp, cdr->lastdata, strStartTime, strAnswerTime, strEndTime,
       cdr->duration, cdr->billsec, ast_cdr_disp2str(cdr->disposition),
       ast_cdr_flags2str(cdr->amaflags), cdr->uniqueid, cdr->userfield,buf);

   return 0;
}

static int reload

(

void

)

[static]

Definition at line 212 of file cdr_manager.c.

References load_config().

{
   return load_config(1);
}

static int unload_module

(

void

)

[static]

Definition at line 194 of file cdr_manager.c.

References ast_cdr_unregister(), and ast_free.

{
   ast_cdr_unregister(name);
   if (customfields)
      ast_free(customfields);

   return 0;
}

---

Variable Documentation

struct ast_module_info __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "Asterisk Manager Interface CDR Backend" , .key = "This paragraph is copyright (c) 2006 by Digium, Inc. \In order for your module to load, it must return this \key via a function called \"key\". Any code which \includes this paragraph must be licensed under the GNU \General Public License version 2 or later (at your \option). In addition to Digium's general reservations \of rights, Digium expressly reserves the right to \allow other parties to license this paragraph under \different terms. Any use of Digium, Inc. trademarks or \logos (including \"Asterisk\" or \"Digium\") without \express written permission of Digium, Inc. is prohibited.\n" , .buildopt_sum = "0901e4e500243c855563a2d78b0c03e4" , .load = load_module, .unload = unload_module, .reload = reload, } [static]

Definition at line 221 of file cdr_manager.c.

struct ast_module_info* ast_module_info = &__mod_info [static]

Definition at line 221 of file cdr_manager.c.

struct ast_str* customfields [static]

Definition at line 50 of file cdr_manager.c.

ast_rwlock_t customfields_lock = PTHREAD_RWLOCK_INITIALIZER [static]

Definition at line 51 of file cdr_manager.c.

Referenced by load_config(), and manager_log().

int enablecdr = 0 [static]

Definition at line 48 of file cdr_manager.c.

char* name = "cdr_manager" [static]

Definition at line 46 of file cdr_manager.c.