git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@43373 65c4cc65-6c06-0410-ace0-fbb531ad65f3
272 lines
7.5 KiB
C
272 lines
7.5 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 1999 - 2005, Digium, Inc.
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*
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* Mark Spencer <markster@digium.com>
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*
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* See http://www.asterisk.org for more information about
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* the Asterisk project. Please do not directly contact
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* any of the maintainers of this project for assistance;
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* the project provides a web site, mailing lists and IRC
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* channels for your use.
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License Version 2. See the LICENSE file
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* at the top of the source tree.
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*/
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/*! \file
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*
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* \brief RADIUS CDR Support
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* \author Philippe Sultan
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*
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* \arg See also \ref AstCDR
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* \ingroup cdr_drivers
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*/
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/*** MODULEINFO
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<depend>radius</depend>
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***/
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#include "asterisk.h"
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ASTERISK_FILE_VERSION(__FILE__, "$Rev$")
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include <unistd.h>
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#include <time.h>
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#include <sys/types.h>
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#include <radiusclient-ng.h>
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#include "asterisk/channel.h"
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#include "asterisk/cdr.h"
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#include "asterisk/module.h"
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#include "asterisk/logger.h"
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#include "asterisk/utils.h"
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#include "asterisk/options.h"
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/*! ISO 8601 standard format */
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#define DATE_FORMAT "%Y-%m-%d %T %z"
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#define VENDOR_CODE 22736
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enum {
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PW_AST_ACCT_CODE = 101,
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PW_AST_SRC = 102,
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PW_AST_DST = 103,
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PW_AST_DST_CTX = 104,
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PW_AST_CLID = 105,
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PW_AST_CHAN = 106,
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PW_AST_DST_CHAN = 107,
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PW_AST_LAST_APP = 108,
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PW_AST_LAST_DATA = 109,
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PW_AST_START_TIME = 110,
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PW_AST_ANSWER_TIME = 111,
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PW_AST_END_TIME = 112,
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PW_AST_DURATION = 113,
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PW_AST_BILL_SEC = 114,
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PW_AST_DISPOSITION = 115,
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PW_AST_AMA_FLAGS = 116,
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PW_AST_UNIQUE_ID = 117,
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PW_AST_USER_FIELD = 118
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};
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enum {
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/*! Log dates and times in UTC */
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RADIUS_FLAG_USEGMTIME = (1 << 0),
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/*! Log Unique ID */
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RADIUS_FLAG_LOGUNIQUEID = (1 << 1),
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/*! Log User Field */
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RADIUS_FLAG_LOGUSERFIELD = (1 << 2)
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};
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static char *desc = "RADIUS CDR Backend";
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static char *name = "radius";
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static char *cdr_config = "cdr.conf";
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static char radiuscfg[PATH_MAX] = "/etc/radiusclient-ng/radiusclient.conf";
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static struct ast_flags global_flags = { RADIUS_FLAG_USEGMTIME | RADIUS_FLAG_LOGUNIQUEID | RADIUS_FLAG_LOGUSERFIELD };
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static rc_handle *rh = NULL;
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static int build_radius_record(VALUE_PAIR **send, struct ast_cdr *cdr)
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{
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int recordtype = PW_STATUS_STOP;
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struct tm tm;
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char timestr[128];
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char *tmp;
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if (!rc_avpair_add(rh, send, PW_ACCT_STATUS_TYPE, &recordtype, 0, 0))
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return -1;
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/* Account code */
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if (!rc_avpair_add(rh, send, PW_AST_ACCT_CODE, &cdr->accountcode, strlen(cdr->accountcode), VENDOR_CODE))
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return -1;
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/* Source */
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if (!rc_avpair_add(rh, send, PW_AST_SRC, &cdr->src, strlen(cdr->src), VENDOR_CODE))
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return -1;
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/* Destination */
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if (!rc_avpair_add(rh, send, PW_AST_DST, &cdr->dst, strlen(cdr->dst), VENDOR_CODE))
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return -1;
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/* Destination context */
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if (!rc_avpair_add(rh, send, PW_AST_DST_CTX, &cdr->dcontext, strlen(cdr->dcontext), VENDOR_CODE))
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return -1;
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/* Caller ID */
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if (!rc_avpair_add(rh, send, PW_AST_CLID, &cdr->clid, strlen(cdr->clid), VENDOR_CODE))
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return -1;
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/* Channel */
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if (!rc_avpair_add(rh, send, PW_AST_CHAN, &cdr->channel, strlen(cdr->channel), VENDOR_CODE))
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return -1;
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/* Destination Channel */
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if (!rc_avpair_add(rh, send, PW_AST_DST_CHAN, &cdr->dstchannel, strlen(cdr->dstchannel), VENDOR_CODE))
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return -1;
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/* Last Application */
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if (!rc_avpair_add(rh, send, PW_AST_LAST_APP, &cdr->lastapp, strlen(cdr->lastapp), VENDOR_CODE))
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return -1;
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/* Last Data */
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if (!rc_avpair_add(rh, send, PW_AST_LAST_DATA, &cdr->lastdata, strlen(cdr->lastdata), VENDOR_CODE))
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return -1;
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/* Start Time */
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if (ast_test_flag(&global_flags, RADIUS_FLAG_USEGMTIME))
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gmtime_r(&(cdr->start.tv_sec), &tm);
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else
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localtime_r(&(cdr->start.tv_sec), &tm);
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strftime(timestr, sizeof(timestr), DATE_FORMAT, &tm);
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if (!rc_avpair_add(rh, send, PW_AST_START_TIME, timestr, strlen(timestr), VENDOR_CODE))
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return -1;
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/* Answer Time */
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if (ast_test_flag(&global_flags, RADIUS_FLAG_USEGMTIME))
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gmtime_r(&(cdr->answer.tv_sec), &tm);
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else
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localtime_r(&(cdr->answer.tv_sec), &tm);
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strftime(timestr, sizeof(timestr), DATE_FORMAT, &tm);
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if (!rc_avpair_add(rh, send, PW_AST_ANSWER_TIME, timestr, strlen(timestr), VENDOR_CODE))
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return -1;
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/* End Time */
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if (ast_test_flag(&global_flags, RADIUS_FLAG_USEGMTIME))
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gmtime_r(&(cdr->end.tv_sec), &tm);
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else
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localtime_r(&(cdr->end.tv_sec), &tm);
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strftime(timestr, sizeof(timestr), DATE_FORMAT, &tm);
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if (!rc_avpair_add(rh, send, PW_AST_END_TIME, timestr, strlen(timestr), VENDOR_CODE))
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return -1;
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/* Duration */
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if (!rc_avpair_add(rh, send, PW_AST_DURATION, &cdr->duration, 0, VENDOR_CODE))
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return -1;
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/* Billable seconds */
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if (!rc_avpair_add(rh, send, PW_AST_BILL_SEC, &cdr->billsec, 0, VENDOR_CODE))
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return -1;
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/* Disposition */
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tmp = ast_cdr_disp2str(cdr->disposition);
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if (!rc_avpair_add(rh, send, PW_AST_DISPOSITION, tmp, strlen(tmp), VENDOR_CODE))
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return -1;
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/* AMA Flags */
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tmp = ast_cdr_flags2str(cdr->amaflags);
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if (!rc_avpair_add(rh, send, PW_AST_AMA_FLAGS, tmp, strlen(tmp), VENDOR_CODE))
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return -1;
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if (ast_test_flag(&global_flags, RADIUS_FLAG_LOGUNIQUEID)) {
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/* Unique ID */
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if (!rc_avpair_add(rh, send, PW_AST_UNIQUE_ID, &cdr->uniqueid, strlen(cdr->uniqueid), VENDOR_CODE))
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return -1;
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}
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if (ast_test_flag(&global_flags, RADIUS_FLAG_LOGUSERFIELD)) {
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/* append the user field */
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if (!rc_avpair_add(rh, send, PW_AST_USER_FIELD, &cdr->userfield, strlen(cdr->userfield), VENDOR_CODE))
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return -1;
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}
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/* Setting Acct-Session-Id & User-Name attributes for proper generation
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of Acct-Unique-Session-Id on server side */
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/* Channel */
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if (!rc_avpair_add(rh, send, PW_USER_NAME, &cdr->channel, strlen(cdr->channel), 0))
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return -1;
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/* Unique ID */
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if (!rc_avpair_add(rh, send, PW_ACCT_SESSION_ID, &cdr->uniqueid, strlen(cdr->uniqueid), 0))
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return -1;
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return 0;
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}
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static int radius_log(struct ast_cdr *cdr)
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{
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int result = ERROR_RC;
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VALUE_PAIR *send = NULL;
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if (build_radius_record(&send, cdr)) {
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if (option_debug)
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ast_log(LOG_DEBUG, "Unable to create RADIUS record. CDR not recorded!\n");
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return result;
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}
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result = rc_acct(rh, 0, send);
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if (result != OK_RC)
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ast_log(LOG_ERROR, "Failed to record Radius CDR record!\n");
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return result;
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}
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static int unload_module(void)
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{
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ast_cdr_unregister(name);
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return 0;
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}
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static int load_module(void)
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{
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struct ast_config *cfg;
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const char *tmp;
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if ((cfg = ast_config_load(cdr_config))) {
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ast_set2_flag(&global_flags, ast_true(ast_variable_retrieve(cfg, "radius", "usegmtime")), RADIUS_FLAG_USEGMTIME);
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ast_set2_flag(&global_flags, ast_true(ast_variable_retrieve(cfg, "radius", "loguniqueid")), RADIUS_FLAG_LOGUNIQUEID);
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ast_set2_flag(&global_flags, ast_true(ast_variable_retrieve(cfg, "radius", "loguserfield")), RADIUS_FLAG_LOGUSERFIELD);
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if ((tmp = ast_variable_retrieve(cfg, "radius", "radiuscfg")))
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ast_copy_string(radiuscfg, tmp, sizeof(radiuscfg));
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ast_config_destroy(cfg);
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} else
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return AST_MODULE_LOAD_DECLINE;
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/* start logging */
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rc_openlog("asterisk");
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/* read radiusclient-ng config file */
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if (!(rh = rc_read_config(radiuscfg))) {
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ast_log(LOG_NOTICE, "Cannot load radiusclient-ng configuration file %s.\n", radiuscfg);
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return -1;
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}
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/* read radiusclient-ng dictionaries */
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if (rc_read_dictionary(rh, rc_conf_str(rh, "dictionary"))) {
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ast_log(LOG_NOTICE, "Cannot load radiusclient-ng dictionary file.\n");
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return -1;
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}
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return ast_cdr_register(name, desc, radius_log);
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}
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AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "RADIUS CDR Backend");
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