RADIUS CDR Support. More...

#include "asterisk.h"
#include <time.h>
#include <radiusclient-ng.h>
#include "asterisk/channel.h"
#include "asterisk/cdr.h"
#include "asterisk/module.h"
#include "asterisk/utils.h"

Include dependency graph for cdr_radius.c:

Go to the source code of this file.

Defines
#define	DATE_FORMAT "%Y-%m-%d %T %z"
#define	VENDOR_CODE 22736
Enumerations
enum	{ PW_AST_ACCT_CODE = 101, PW_AST_SRC = 102, PW_AST_DST = 103, PW_AST_DST_CTX = 104, PW_AST_CLID = 105, PW_AST_CHAN = 106, PW_AST_DST_CHAN = 107, PW_AST_LAST_APP = 108, PW_AST_LAST_DATA = 109, PW_AST_START_TIME = 110, PW_AST_ANSWER_TIME = 111, PW_AST_END_TIME = 112, PW_AST_DURATION = 113, PW_AST_BILL_SEC = 114, PW_AST_DISPOSITION = 115, PW_AST_AMA_FLAGS = 116, PW_AST_UNIQUE_ID = 117, PW_AST_USER_FIELD = 118 }
enum	{ RADIUS_FLAG_USEGMTIME = (1 << 0), RADIUS_FLAG_LOGUNIQUEID = (1 << 1), RADIUS_FLAG_LOGUSERFIELD = (1 << 2) }
Functions
static void	__reg_module (void)
static void	__unreg_module (void)
static int	build_radius_record (VALUE_PAIR *tosend, struct ast_cdr cdr)
static int	load_module (void)
static int	radius_log (struct ast_cdr *cdr)
static int	unload_module (void)
Variables
static struct ast_module_info __MODULE_INFO_SECTION	__mod_info = { __MODULE_INFO_GLOBALS .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "RADIUS CDR Backend" , .key = ASTERISK_GPL_KEY , .buildopt_sum = AST_BUILDOPT_SUM, .load = load_module, .unload = unload_module, }
static struct ast_module_info *	ast_module_info = &__mod_info
static char *	cdr_config = "cdr.conf"
static char *	desc = "RADIUS CDR Backend"
static struct ast_flags	global_flags = { RADIUS_FLAG_USEGMTIME \| RADIUS_FLAG_LOGUNIQUEID \| RADIUS_FLAG_LOGUSERFIELD }
static char *	name = "radius"
static char	radiuscfg [PATH_MAX] = "/etc/radiusclient-ng/radiusclient.conf"
static rc_handle *	rh = NULL

Detailed Description

RADIUS CDR Support.

Author:: Philippe Sultan

ExtRef:: The Radius Client Library - http://developer.berlios.de/projects/radiusclient-ng/

See also CDR - Call Data Records and billing

Definition in file cdr_radius.c.

Define Documentation

#define DATE_FORMAT "%Y-%m-%d %T %z"

ISO 8601 standard format

Definition at line 46 of file cdr_radius.c.

Referenced by build_radius_record().

#define VENDOR_CODE 22736

Definition at line 48 of file cdr_radius.c.

Referenced by build_radius_record().

Enumeration Type Documentation

anonymous enum

Enumerator:

PW_AST_ACCT_CODE
PW_AST_SRC
PW_AST_DST
PW_AST_DST_CTX
PW_AST_CLID
PW_AST_CHAN
PW_AST_DST_CHAN
PW_AST_LAST_APP
PW_AST_LAST_DATA
PW_AST_START_TIME
PW_AST_ANSWER_TIME
PW_AST_END_TIME
PW_AST_DURATION
PW_AST_BILL_SEC
PW_AST_DISPOSITION
PW_AST_AMA_FLAGS
PW_AST_UNIQUE_ID
PW_AST_USER_FIELD

Definition at line 50 of file cdr_radius.c.

     {
   PW_AST_ACCT_CODE =    101,
   PW_AST_SRC =          102,
   PW_AST_DST =          103,
   PW_AST_DST_CTX =      104,
   PW_AST_CLID =         105,
   PW_AST_CHAN =         106,
   PW_AST_DST_CHAN =     107,
   PW_AST_LAST_APP =     108,
   PW_AST_LAST_DATA =    109,
   PW_AST_START_TIME =   110,
   PW_AST_ANSWER_TIME =  111,
   PW_AST_END_TIME =     112,
   PW_AST_DURATION =     113,
   PW_AST_BILL_SEC =     114,
   PW_AST_DISPOSITION =  115,
   PW_AST_AMA_FLAGS =    116,
   PW_AST_UNIQUE_ID =    117,
   PW_AST_USER_FIELD =   118
};

anonymous enum

Enumerator:

RADIUS_FLAG_USEGMTIME	Log dates and times in UTC
RADIUS_FLAG_LOGUNIQUEID	Log Unique ID
RADIUS_FLAG_LOGUSERFIELD	Log User Field

Definition at line 71 of file cdr_radius.c.

     {
   /*! Log dates and times in UTC */
   RADIUS_FLAG_USEGMTIME = (1 << 0),
   /*! Log Unique ID */
   RADIUS_FLAG_LOGUNIQUEID = (1 << 1),
   /*! Log User Field */
   RADIUS_FLAG_LOGUSERFIELD = (1 << 2)
};

Function Documentation

static void __reg_module ( void ) [static]

Definition at line 266 of file cdr_radius.c.

static void __unreg_module ( void ) [static]

Definition at line 266 of file cdr_radius.c.

static int build_radius_record	(	VALUE_PAIR **	tosend,
		struct ast_cdr *	cdr
	)		`[static]`

Definition at line 90 of file cdr_radius.c.

References ast_cdr::accountcode, ast_cdr::amaflags, ast_cdr::answer, ast_cdr_disp2str(), ast_cdr_flags2str(), ast_localtime(), ast_strftime(), ast_test_flag, ast_cdr::billsec, ast_cdr::channel, ast_cdr::clid, DATE_FORMAT, ast_cdr::dcontext, ast_cdr::disposition, ast_cdr::dst, ast_cdr::dstchannel, ast_cdr::duration, ast_cdr::end, ast_cdr::lastapp, ast_cdr::lastdata, PW_AST_ACCT_CODE, PW_AST_AMA_FLAGS, PW_AST_ANSWER_TIME, PW_AST_BILL_SEC, PW_AST_CHAN, PW_AST_CLID, PW_AST_DISPOSITION, PW_AST_DST, PW_AST_DST_CHAN, PW_AST_DST_CTX, PW_AST_DURATION, PW_AST_END_TIME, PW_AST_LAST_APP, PW_AST_LAST_DATA, PW_AST_SRC, PW_AST_START_TIME, PW_AST_UNIQUE_ID, PW_AST_USER_FIELD, RADIUS_FLAG_LOGUNIQUEID, RADIUS_FLAG_LOGUSERFIELD, RADIUS_FLAG_USEGMTIME, ast_cdr::src, ast_cdr::start, ast_cdr::uniqueid, ast_cdr::userfield, and VENDOR_CODE.

Referenced by radius_log().

{
   int recordtype = PW_STATUS_STOP;
   struct ast_tm tm;
   char timestr[128];
   char *tmp;

   if (!rc_avpair_add(rh, tosend, PW_ACCT_STATUS_TYPE, &recordtype, 0, 0))
      return -1;

   /* Account code */
   if (!rc_avpair_add(rh, tosend, PW_AST_ACCT_CODE, &cdr->accountcode, strlen(cdr->accountcode), VENDOR_CODE))
      return -1;

   /* Source */
   if (!rc_avpair_add(rh, tosend, PW_AST_SRC, &cdr->src, strlen(cdr->src), VENDOR_CODE))
      return -1;

   /* Destination */
   if (!rc_avpair_add(rh, tosend, PW_AST_DST, &cdr->dst, strlen(cdr->dst), VENDOR_CODE))
      return -1;

   /* Destination context */
   if (!rc_avpair_add(rh, tosend, PW_AST_DST_CTX, &cdr->dcontext, strlen(cdr->dcontext), VENDOR_CODE))
      return -1;

   /* Caller ID */
   if (!rc_avpair_add(rh, tosend, PW_AST_CLID, &cdr->clid, strlen(cdr->clid), VENDOR_CODE))
      return -1;

   /* Channel */
   if (!rc_avpair_add(rh, tosend, PW_AST_CHAN, &cdr->channel, strlen(cdr->channel), VENDOR_CODE))
      return -1;

   /* Destination Channel */
   if (!rc_avpair_add(rh, tosend, PW_AST_DST_CHAN, &cdr->dstchannel, strlen(cdr->dstchannel), VENDOR_CODE))
      return -1;

   /* Last Application */
   if (!rc_avpair_add(rh, tosend, PW_AST_LAST_APP, &cdr->lastapp, strlen(cdr->lastapp), VENDOR_CODE))
      return -1;

   /* Last Data */
   if (!rc_avpair_add(rh, tosend, PW_AST_LAST_DATA, &cdr->lastdata, strlen(cdr->lastdata), VENDOR_CODE))
      return -1;


   /* Start Time */
   ast_strftime(timestr, sizeof(timestr), DATE_FORMAT,
      ast_localtime(&cdr->start, &tm,
         ast_test_flag(&global_flags, RADIUS_FLAG_USEGMTIME) ? "GMT" : NULL));
   if (!rc_avpair_add(rh, tosend, PW_AST_START_TIME, timestr, strlen(timestr), VENDOR_CODE))
      return -1;

   /* Answer Time */
   ast_strftime(timestr, sizeof(timestr), DATE_FORMAT,
      ast_localtime(&cdr->answer, &tm,
         ast_test_flag(&global_flags, RADIUS_FLAG_USEGMTIME) ? "GMT" : NULL));
   if (!rc_avpair_add(rh, tosend, PW_AST_ANSWER_TIME, timestr, strlen(timestr), VENDOR_CODE))
      return -1;

   /* End Time */
   ast_strftime(timestr, sizeof(timestr), DATE_FORMAT,
      ast_localtime(&cdr->end, &tm,
         ast_test_flag(&global_flags, RADIUS_FLAG_USEGMTIME) ? "GMT" : NULL));
   if (!rc_avpair_add(rh, tosend, PW_AST_END_TIME, timestr, strlen(timestr), VENDOR_CODE))
      return -1;

   /* Duration */
   if (!rc_avpair_add(rh, tosend, PW_AST_DURATION, &cdr->duration, 0, VENDOR_CODE))
      return -1;

   /* Billable seconds */
   if (!rc_avpair_add(rh, tosend, PW_AST_BILL_SEC, &cdr->billsec, 0, VENDOR_CODE))
      return -1;

   /* Disposition */
   tmp = ast_cdr_disp2str(cdr->disposition);
   if (!rc_avpair_add(rh, tosend, PW_AST_DISPOSITION, tmp, strlen(tmp), VENDOR_CODE))
      return -1;

   /* AMA Flags */
   tmp = ast_cdr_flags2str(cdr->amaflags);
   if (!rc_avpair_add(rh, tosend, PW_AST_AMA_FLAGS, tmp, strlen(tmp), VENDOR_CODE))
      return -1;

   if (ast_test_flag(&global_flags, RADIUS_FLAG_LOGUNIQUEID)) {
      /* Unique ID */
      if (!rc_avpair_add(rh, tosend, PW_AST_UNIQUE_ID, &cdr->uniqueid, strlen(cdr->uniqueid), VENDOR_CODE))
         return -1;
   }

   if (ast_test_flag(&global_flags, RADIUS_FLAG_LOGUSERFIELD)) {
      /* append the user field */
      if (!rc_avpair_add(rh, tosend, PW_AST_USER_FIELD, &cdr->userfield, strlen(cdr->userfield), VENDOR_CODE))
         return -1;
   }

   /* Setting Acct-Session-Id & User-Name attributes for proper generation
      of Acct-Unique-Session-Id on server side */
   /* Channel */
   if (!rc_avpair_add(rh, tosend, PW_USER_NAME, &cdr->channel, strlen(cdr->channel), 0))
      return -1;

   /* Unique ID */
   if (!rc_avpair_add(rh, tosend, PW_ACCT_SESSION_ID, &cdr->uniqueid, strlen(cdr->uniqueid), 0))
      return -1;

   return 0;
}

static int load_module ( void ) [static]

Definition at line 230 of file cdr_radius.c.

References ast_cdr_register(), ast_config_destroy(), ast_config_load, ast_copy_string(), ast_log(), AST_MODULE_LOAD_DECLINE, AST_MODULE_LOAD_SUCCESS, ast_set2_flag, ast_true(), ast_variable_retrieve(), CONFIG_STATUS_FILEINVALID, LOG_NOTICE, RADIUS_FLAG_LOGUNIQUEID, RADIUS_FLAG_LOGUSERFIELD, RADIUS_FLAG_USEGMTIME, and radius_log().

{
   struct ast_config *cfg;
   struct ast_flags config_flags = { 0 };
   int res;
   const char *tmp;

   if ((cfg = ast_config_load(cdr_config, config_flags)) && cfg != CONFIG_STATUS_FILEINVALID) {
      ast_set2_flag(&global_flags, ast_true(ast_variable_retrieve(cfg, "radius", "usegmtime")), RADIUS_FLAG_USEGMTIME);
      ast_set2_flag(&global_flags, ast_true(ast_variable_retrieve(cfg, "radius", "loguniqueid")), RADIUS_FLAG_LOGUNIQUEID);
      ast_set2_flag(&global_flags, ast_true(ast_variable_retrieve(cfg, "radius", "loguserfield")), RADIUS_FLAG_LOGUSERFIELD);
      if ((tmp = ast_variable_retrieve(cfg, "radius", "radiuscfg")))
         ast_copy_string(radiuscfg, tmp, sizeof(radiuscfg));
      ast_config_destroy(cfg);
   } else
      return AST_MODULE_LOAD_DECLINE;

   /* start logging */
   rc_openlog("asterisk");

   /* read radiusclient-ng config file */
   if (!(rh = rc_read_config(radiuscfg))) {
      ast_log(LOG_NOTICE, "Cannot load radiusclient-ng configuration file %s.\n", radiuscfg);
      return AST_MODULE_LOAD_DECLINE;
   }

   /* read radiusclient-ng dictionaries */
   if (rc_read_dictionary(rh, rc_conf_str(rh, "dictionary"))) {
      ast_log(LOG_NOTICE, "Cannot load radiusclient-ng dictionary file.\n");
      return AST_MODULE_LOAD_DECLINE;
   }

   res = ast_cdr_register(name, desc, radius_log);
   return AST_MODULE_LOAD_SUCCESS;
}

static int radius_log ( struct ast_cdr * cdr ) [static]

Definition at line 201 of file cdr_radius.c.

References ast_debug, ast_log(), build_radius_record(), and LOG_ERROR.

Referenced by load_module().

{
   int result = ERROR_RC;
   VALUE_PAIR *tosend = NULL;

   if (build_radius_record(&tosend, cdr)) {
      ast_debug(1, "Unable to create RADIUS record. CDR not recorded!\n");
      goto return_cleanup;
   }

   result = rc_acct(rh, 0, tosend);
   if (result != OK_RC) {
      ast_log(LOG_ERROR, "Failed to record Radius CDR record!\n");
   }

return_cleanup:
   if (tosend) {
      rc_avpair_free(tosend);
   }

   return result;
}

static int unload_module ( void ) [static]

Definition at line 224 of file cdr_radius.c.

References ast_cdr_unregister().

{
   ast_cdr_unregister(name);
   return 0;
}

Variable Documentation

struct ast_module_info __MODULE_INFO_SECTION __mod_info = { __MODULE_INFO_GLOBALS .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "RADIUS CDR Backend" , .key = ASTERISK_GPL_KEY , .buildopt_sum = AST_BUILDOPT_SUM, .load = load_module, .unload = unload_module, } [static]

Definition at line 266 of file cdr_radius.c.

struct ast_module_info* ast_module_info = &__mod_info [static]

Definition at line 266 of file cdr_radius.c.

char* cdr_config = "cdr.conf" [static]

Definition at line 82 of file cdr_radius.c.

char* desc = "RADIUS CDR Backend" [static]

Definition at line 80 of file cdr_radius.c.

struct ast_flags global_flags = { RADIUS_FLAG_USEGMTIME | RADIUS_FLAG_LOGUNIQUEID | RADIUS_FLAG_LOGUSERFIELD } [static]

Definition at line 86 of file cdr_radius.c.

char* name = "radius" [static]

Definition at line 81 of file cdr_radius.c.

char radiuscfg[PATH_MAX] = "/etc/radiusclient-ng/radiusclient.conf" [static]

Definition at line 84 of file cdr_radius.c.

rc_handle* rh = NULL [static]

Definition at line 88 of file cdr_radius.c.

Asterisk developer's documentation

cdr_radius.c File Reference
Module: CDR Drivers

Defines

Enumerations

Functions

Variables

Detailed Description

Define Documentation

Enumeration Type Documentation

Function Documentation

Variable Documentation

Asterisk developer's documentation

cdr_radius.c File ReferenceModule: CDR Drivers

Defines

Enumerations

Functions

Variables

Detailed Description

Define Documentation

Enumeration Type Documentation

Function Documentation

Variable Documentation

cdr_radius.c File Reference
Module: CDR Drivers