git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@5343 65c4cc65-6c06-0410-ace0-fbb531ad65f3
162 lines
3.6 KiB
C
Executable file
162 lines
3.6 KiB
C
Executable file
/*
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* Asterisk -- A telephony toolkit for Linux.
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*
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* Comma Separated Value CDR records.
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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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* This program is free software, distributed under the terms of
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* the GNU General Public License.
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*
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* Includes code and algorithms from the Zapata library.
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*
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*/
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#include <sys/types.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/config.h>
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#include <asterisk/pbx.h>
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#include <asterisk/logger.h>
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#include <asterisk/utils.h>
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#include "../asterisk.h"
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#include "../astconf.h"
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#define CUSTOM_LOG_DIR "/cdr_custom"
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#define DATE_FORMAT "%Y-%m-%d %T"
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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 <stdlib.h>
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#include <unistd.h>
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#include <time.h>
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AST_MUTEX_DEFINE_STATIC(lock);
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static char *desc = "Customizable Comma Separated Values CDR Backend";
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static char *name = "cdr-custom";
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static FILE *mf = NULL;
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static char master[AST_CONFIG_MAX_PATH];
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static char format[1024]="";
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static int load_config(int reload)
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{
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struct ast_config *cfg;
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struct ast_variable *var;
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int res = -1;
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strcpy(format, "");
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strcpy(master, "");
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if((cfg = ast_config_load("cdr_custom.conf"))) {
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var = ast_variable_browse(cfg, "mappings");
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while(var) {
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ast_mutex_lock(&lock);
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if (!ast_strlen_zero(var->name) && !ast_strlen_zero(var->value)) {
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if (strlen(var->value) > (sizeof(format) - 2))
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ast_log(LOG_WARNING, "Format string too long, will be truncated, at line %d\n", var->lineno);
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strncpy(format, var->value, sizeof(format) - 2);
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strcat(format,"\n");
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snprintf(master, sizeof(master),"%s/%s/%s", ast_config_AST_LOG_DIR, name, var->name);
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ast_mutex_unlock(&lock);
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} else
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ast_log(LOG_NOTICE, "Mapping must have both filename and format at line %d\n", var->lineno);
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if (var->next)
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ast_log(LOG_NOTICE, "Sorry, only one mapping is supported at this time, mapping '%s' will be ignored at line %d.\n", var->next->name, var->next->lineno);
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var = var->next;
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}
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ast_config_destroy(cfg);
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} else {
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if (reload)
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ast_log(LOG_WARNING, "Failed to reload configuration file.\n");
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else
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ast_log(LOG_WARNING, "Failed to load configuration file. Module not activated.\n");
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}
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return res;
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}
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static int custom_log(struct ast_cdr *cdr)
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{
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/* Make sure we have a big enough buf */
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char buf[2048];
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struct ast_channel dummy;
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/* Abort if no master file is specified */
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if (ast_strlen_zero(master))
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return 0;
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memset(buf, 0 , sizeof(buf));
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/* Quite possibly the first use of a static struct ast_channel, we need it so the var funcs will work */
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memset(&dummy, 0, sizeof(dummy));
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dummy.cdr = cdr;
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pbx_substitute_variables_helper(&dummy, format, buf, sizeof(buf) - 1);
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/* because of the absolutely unconditional need for the
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highest reliability possible in writing billing records,
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we open write and close the log file each time */
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mf = fopen(master, "a");
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if (!mf) {
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ast_log(LOG_ERROR, "Unable to re-open master file %s : %s\n", master, strerror(errno));
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}
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if (mf) {
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fputs(buf, mf);
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fflush(mf); /* be particularly anal here */
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fclose(mf);
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mf = NULL;
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}
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return 0;
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}
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char *description(void)
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{
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return desc;
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}
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int unload_module(void)
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{
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if (mf)
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fclose(mf);
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ast_cdr_unregister(name);
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return 0;
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}
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int load_module(void)
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{
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int res = 0;
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if (!load_config(0)) {
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res = ast_cdr_register(name, desc, custom_log);
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if (res)
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ast_log(LOG_ERROR, "Unable to register custom CDR handling\n");
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if (mf)
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fclose(mf);
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}
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return res;
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}
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int reload(void)
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{
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return load_config(1);
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}
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int usecount(void)
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{
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return 0;
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}
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char *key()
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{
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return ASTERISK_GPL_KEY;
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}
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