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451 lines
11 KiB
451 lines
11 KiB
/*
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* Asterisk -- A telephony toolkit for Linux.
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*
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* unixODBC CDR Backend
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*
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* Brian K. West <brian@bkw.org>
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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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*/
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#include <sys/types.h>
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#include <asterisk/config.h>
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#include <asterisk/options.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.h"
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#include <stdio.h>
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#include <string.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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#include <sql.h>
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#include <sqlext.h>
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#include <sqltypes.h>
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#define DATE_FORMAT "%Y-%m-%d %T"
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static char *desc = "unixODBC CDR Backend";
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static char *name = "unixODBC";
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static char *config = "cdr_unixodbc.conf";
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static char *dsn = NULL, *username = NULL, *password = NULL, *loguniqueid = NULL;
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static int dsn_alloc = 0, username_alloc = 0, password_alloc = 0;
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static int connected = 0;
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static ast_mutex_t unixodbc_lock = AST_MUTEX_INITIALIZER;
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extern int unixodbc_do_query(char *sqlcmd);
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extern int unixodbc_init(void);
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static SQLHENV ODBC_env = SQL_NULL_HANDLE; /* global ODBC Environment */
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static int ODBC_res; /* global ODBC Result of Functions */
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static SQLHDBC ODBC_con; /* global ODBC Connection Handle */
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static SQLHSTMT ODBC_stmt; /* global ODBC Statement Handle */
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static int unixodbc_log(struct ast_cdr *cdr)
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{
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int res;
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/*
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long int ODBC_err, ODBC_id;
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short int ODBC_mlen;
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char ODBC_msg[200], ODBC_buffer[200], ODBC_stat[10];
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*/
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struct tm tm;
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struct timeval tv;
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time_t t;
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char sqlcmd[2048], timestr[128];
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ast_mutex_lock(&unixodbc_lock);
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gettimeofday(&tv,NULL);
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t = tv.tv_sec;
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localtime_r(&t,&tm);
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strftime(timestr,128,DATE_FORMAT,&tm);
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memset(sqlcmd,0,2048);
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if((strcmp(loguniqueid, "1") == 0) || (strcmp(loguniqueid, "yes") == 0))
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{
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sprintf(sqlcmd,"INSERT INTO cdr (calldate,clid,src,dst,dcontext,channel,dstchannel,lastapp,lastdata,duration,billsec,disposition,amaflags,accountcode,uniqueid) VALUES ('%s','%s','%s','%s','%s', '%s','%s','%s','%s',%i,%i,%i,%i,'%s','%s')", timestr, cdr->clid, cdr->src, cdr->dst, cdr->dcontext, cdr->channel, cdr->dstchannel, cdr->lastapp, cdr->lastdata, cdr->duration, cdr->billsec, cdr->disposition, cdr->amaflags, cdr->accountcode, cdr->uniqueid);
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}
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else
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{
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sprintf(sqlcmd,"INSERT INTO cdr (calldate,clid,src,dst,dcontext,channel,dstchannel,lastapp,lastdata,duration,billsec,disposition,amaflags,accountcode) VALUES ('%s','%s','%s','%s','%s', '%s','%s','%s','%s',%i,%i,%i,%i,'%s')", timestr, cdr->clid, cdr->src, cdr->dst, cdr->dcontext, cdr->channel, cdr->dstchannel, cdr->lastapp, cdr->lastdata, cdr->duration, cdr->billsec, cdr->disposition, cdr->amaflags, cdr->accountcode);
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}
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if(connected)
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{
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res = unixodbc_do_query(sqlcmd);
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if(res < 0)
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{
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if(option_verbose > 3)
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: Query FAILED Call not logged!\n");
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res = unixodbc_init();
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if(option_verbose > 3)
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: Reconnecting to dsn %s\n", dsn);
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if(res < 0)
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{
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if(option_verbose > 3)
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: %s has gone away!\n", dsn);
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connected = 0;
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}
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else
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{
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if(option_verbose > 3)
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: Trying Query again!\n");
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res = unixodbc_do_query(sqlcmd);
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if(res < 0)
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{
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if(option_verbose > 3)
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: Query FAILED Call not logged!\n");
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}
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}
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}
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}
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else
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{
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if(option_verbose > 3)
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: Reconnecting to dsn %s\n", dsn);
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res = unixodbc_init();
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if(res < 0)
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{
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if(option_verbose > 3)
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{
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: %s has gone away!\n", dsn);
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: Call not logged!\n");
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}
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}
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else
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{
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if(option_verbose > 3)
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: Trying Query again!\n");
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res = unixodbc_do_query(sqlcmd);
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if(res < 0)
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{
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if(option_verbose > 3)
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: Query FAILED Call not logged!\n");
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}
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}
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}
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ast_mutex_unlock(&unixodbc_lock);
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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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static int unixodbc_unload_module(void)
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{
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if (connected)
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{
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if(option_verbose > 3)
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: Disconnecting from %s\n", dsn);
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SQLFreeHandle(SQL_HANDLE_STMT, ODBC_stmt);
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SQLDisconnect(ODBC_con);
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SQLFreeHandle(SQL_HANDLE_DBC, ODBC_con);
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SQLFreeHandle(SQL_HANDLE_ENV, ODBC_env);
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connected = 0;
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}
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if (dsn && dsn_alloc)
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{
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if(option_verbose > 3)
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: free dsn\n");
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free(dsn);
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dsn = NULL;
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dsn_alloc = 0;
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}
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if (username && username_alloc)
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{
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if(option_verbose > 3)
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: free username\n");
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free(username);
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username = NULL;
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username_alloc = 0;
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}
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if (password && password_alloc)
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{
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if(option_verbose > 3)
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: free password\n");
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free(password);
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password = NULL;
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password_alloc = 0;
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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 unixodbc_load_module(void)
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{
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int res;
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struct ast_config *cfg;
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struct ast_variable *var;
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char *tmp;
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cfg = ast_load(config);
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if (!cfg)
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{
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ast_log(LOG_WARNING, "cdr_unixodbc: Unable to load config for unixODBC CDR's: %s\n", config);
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return 0;
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}
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var = ast_variable_browse(cfg, "global");
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if (!var) {
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/* nothing configured */
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return 0;
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}
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tmp = ast_variable_retrieve(cfg,"global","dsn");
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if (tmp)
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{
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dsn = malloc(strlen(tmp) + 1);
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if (dsn != NULL)
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{
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dsn_alloc = 1;
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strcpy(dsn,tmp);
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}
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else
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{
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ast_log(LOG_ERROR,"cdr_unixodbc: Out of memory error.\n");
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return -1;
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}
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}
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else
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{
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ast_log(LOG_WARNING,"cdr_unixodbc: dsn not specified. Assuming asteriskdb\n");
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dsn = "asteriskdb";
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}
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tmp = ast_variable_retrieve(cfg,"global","username");
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if (tmp)
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{
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username = malloc(strlen(tmp) + 1);
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if (username != NULL)
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{
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username_alloc = 1;
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strcpy(username,tmp);
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}
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else
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{
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ast_log(LOG_ERROR,"cdr_unixodbc: Out of memory error.\n");
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return -1;
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}
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}
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else
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{
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ast_log(LOG_WARNING,"cdr_unixodbc: username not specified. Assuming root\n");
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username = "root";
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}
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tmp = ast_variable_retrieve(cfg,"global","password");
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if (tmp)
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{
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password = malloc(strlen(tmp) + 1);
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if (password != NULL)
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{
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password_alloc = 1;
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strcpy(password,tmp);
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}
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else
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{
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ast_log(LOG_ERROR,"cdr_unixodbc: Out of memory error.\n");
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return -1;
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}
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}
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else
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{
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ast_log(LOG_WARNING,"cdr_unixodbc: database password not specified. Assuming blank\n");
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password = "";
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}
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tmp = ast_variable_retrieve(cfg,"global","loguniqueid");
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if (tmp)
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{
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loguniqueid = malloc(strlen(tmp) + 1);
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if (loguniqueid != NULL)
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{
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strcpy(loguniqueid,tmp);
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ast_log(LOG_WARNING,"cdr_unixodbc: Logging uniqueid\n");
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}
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else
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{
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ast_log(LOG_ERROR,"cdr_unixodbc: Not logging uniqueid\n");
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}
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}
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else
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{
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ast_log(LOG_WARNING,"cdr_unixodbc: Not logging uniqueid\n");
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loguniqueid = NULL;
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}
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ast_destroy(cfg);
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if(option_verbose > 3)
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{
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: dsn is %s\n",dsn);
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: username is %s\n",username);
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: password is [secret]\n");
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}
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res = unixodbc_init();
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if(res < 0)
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{
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ast_log(LOG_ERROR, "cdr_unixodbc: Unable to connect to datasource: %s\n", dsn);
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: Unable to connect to datasource: %s\n", dsn);
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}
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res = ast_cdr_register(name, desc, unixodbc_log);
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if (res)
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{
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ast_log(LOG_ERROR, "cdr_unixodbc: Unable to register unixODBC CDR handling\n");
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}
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return res;
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}
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int unixodbc_do_query(char *sqlcmd)
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{
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long int ODBC_err;
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short int ODBC_mlen;
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char ODBC_msg[200], ODBC_stat[10];
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ODBC_res = SQLAllocHandle(SQL_HANDLE_STMT, ODBC_con, &ODBC_stmt);
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if((ODBC_res != SQL_SUCCESS) && (ODBC_res != SQL_SUCCESS_WITH_INFO))
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{
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if(option_verbose > 3)
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: Failure in AllocStatement %d\n", ODBC_res);
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SQLGetDiagRec(SQL_HANDLE_DBC, ODBC_con, 1, ODBC_stat, &ODBC_err, ODBC_msg, 100, &ODBC_mlen);
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SQLFreeHandle(SQL_HANDLE_STMT, ODBC_stmt);
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connected = 0;
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return -1;
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}
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ODBC_res = SQLPrepare(ODBC_stmt, sqlcmd, SQL_NTS);
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if((ODBC_res != SQL_SUCCESS) && (ODBC_res != SQL_SUCCESS_WITH_INFO))
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{
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if(option_verbose > 3)
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: Error in PREPARE %d\n", ODBC_res);
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SQLGetDiagRec(SQL_HANDLE_DBC, ODBC_con, 1, ODBC_stat, &ODBC_err, ODBC_msg, 100, &ODBC_mlen);
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SQLFreeHandle(SQL_HANDLE_STMT, ODBC_stmt);
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return -1;
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}
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ODBC_res = SQLExecute(ODBC_stmt);
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if((ODBC_res != SQL_SUCCESS) && (ODBC_res != SQL_SUCCESS_WITH_INFO))
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{
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if(option_verbose > 3)
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: Error in Query %d\n", ODBC_res);
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SQLGetDiagRec(SQL_HANDLE_DBC, ODBC_con, 1, ODBC_stat, &ODBC_err, ODBC_msg, 100, &ODBC_mlen);
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SQLFreeHandle(SQL_HANDLE_STMT, ODBC_stmt);
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connected = 0;
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return -1;
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}
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else
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{
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if(option_verbose > 3)
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: Query Successful!\n");
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connected = 1;
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}
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return 0;
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}
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int unixodbc_init()
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{
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long int ODBC_err;
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short int ODBC_mlen;
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char ODBC_msg[200], ODBC_stat[10];
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if ( ODBC_env == SQL_NULL_HANDLE || connected == 0)
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{
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ODBC_res = SQLAllocHandle(SQL_HANDLE_ENV, SQL_NULL_HANDLE, &ODBC_env);
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if((ODBC_res != SQL_SUCCESS) && (ODBC_res != SQL_SUCCESS_WITH_INFO))
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{
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if(option_verbose > 3)
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: Error AllocHandle\n");
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connected = 0;
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return -1;
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}
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ODBC_res = SQLSetEnvAttr(ODBC_env, SQL_ATTR_ODBC_VERSION, (void*)SQL_OV_ODBC3, 0);
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if((ODBC_res != SQL_SUCCESS) && (ODBC_res != SQL_SUCCESS_WITH_INFO))
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{
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if(option_verbose > 3)
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: Error SetEnv\n");
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SQLFreeHandle(SQL_HANDLE_ENV, ODBC_env);
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connected = 0;
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return -1;
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}
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ODBC_res = SQLAllocHandle(SQL_HANDLE_DBC, ODBC_env, &ODBC_con);
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if((ODBC_res != SQL_SUCCESS) && (ODBC_res != SQL_SUCCESS_WITH_INFO))
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{
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if(option_verbose > 3)
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: Error AllocHDB %d\n", ODBC_res);
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SQLFreeHandle(SQL_HANDLE_ENV, ODBC_env);
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connected = 0;
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return -1;
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}
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SQLSetConnectAttr(ODBC_con, SQL_LOGIN_TIMEOUT, (SQLPOINTER *)10, 0);
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}
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ODBC_res = SQLConnect(ODBC_con, (SQLCHAR*)dsn, SQL_NTS, (SQLCHAR*)username, SQL_NTS, (SQLCHAR*)password, SQL_NTS);
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if((ODBC_res != SQL_SUCCESS) && (ODBC_res != SQL_SUCCESS_WITH_INFO))
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{
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if(option_verbose > 3)
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: Error SQLConnect %d\n", ODBC_res);
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SQLGetDiagRec(SQL_HANDLE_DBC, ODBC_con, 1, ODBC_stat, &ODBC_err, ODBC_msg, 100, &ODBC_mlen);
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SQLFreeHandle(SQL_HANDLE_ENV, ODBC_env);
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connected = 0;
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return -1;
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}
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else
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{
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if(option_verbose > 3)
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ast_verbose( VERBOSE_PREFIX_4 "cdr_unixodbc: Connected to %s\n", dsn);
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connected = 1;
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}
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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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return unixodbc_load_module();
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}
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int unload_module(void)
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{
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return unixodbc_unload_module();
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}
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int reload(void)
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{
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unixodbc_unload_module();
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return unixodbc_load_module();
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}
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int usecount(void)
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{
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return connected;
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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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