source: freewrt/package/asterisk/patches/asterisk-1.2.0-cdr_mysql.patch@ 428f140

configs/cdr_mysql.conf.sample

@@ +1 @@
+;
+; Note - if the database server is hosted on the same machine as the
+; asterisk server, you can achieve a local Unix socket connection by
+; setting hostname=localhost
+;
+; port and sock are both optional parameters.  If hostname is specified
+; and is not "localhost", then cdr_mysql will attempt to connect to the
+; port specified or use the default port.  If hostname is not specified
+; or if hostname is "localhost", then cdr_mysql will attempt to connect
+; to the socket file specified by sock or otherwise use the default socket
+; file.
+;
+;[global]
+;hostname=database.host.name
+;dbname=asteriskcdrdb
+;table=cdr
+;password=password 
+;user=asteriskcdruser
+;port=3306
+;sock=/tmp/mysql.sock
+;userfield=1

cdr/cdr_mysql.c

@@ +1 @@
+/*
+ * Asterisk -- A telephony toolkit for Linux.
+ *
+ * MySQL CDR logger 
+ * 
+ * James Sharp <jsharp@psychoses.org>
+ *
+ * Modified August 2003
+ * Tilghman Lesher <asterisk__cdr__cdr_mysql__200308@the-tilghman.com>
+ *
+ * Modified August 6, 2005
+ * Joseph Benden <joe@thrallingpenguin.com>
+ * Added mysql connection timeout parameter
+ * Added an automatic reconnect as to not lose a cdr record
+ * Cleaned up the original code to match the coding guidelines
+ *
+ * This program is free software, distributed under the terms of
+ * the GNU General Public License.
+ *
+ */
+
+#include <sys/types.h>
+
+#include <stdio.h>
+#include <string.h>
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <time.h>
+
+#include <mysql.h>
+#include <errmsg.h>
+
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <errno.h>
+
+#include <asterisk/config.h>
+#include <asterisk/options.h>
+#include <asterisk/channel.h>
+#include <asterisk/cdr.h>
+#include <asterisk/module.h>
+#include <asterisk/logger.h>
+#include <asterisk/cli.h>
+
+#define DATE_FORMAT "%Y-%m-%d %T"
+
+static char *desc = "MySQL CDR Backend";
+static char *name = "mysql";
+static char *config = "cdr_mysql.conf";
+static char *hostname = NULL, *dbname = NULL, *dbuser = NULL, *password = NULL, *dbsock = NULL, *dbtable = NULL;
+static int hostname_alloc = 0, dbname_alloc = 0, dbuser_alloc = 0, password_alloc = 0, dbsock_alloc = 0, dbtable_alloc = 0;
+static int dbport = 0;
+static int connected = 0;
+static time_t connect_time = 0;
+static int records = 0;
+static int totalrecords = 0;
+static int userfield = 0;
+static unsigned int timeout = 0;
+
+AST_MUTEX_DEFINE_STATIC(mysql_lock);
+
+static MYSQL mysql;
+
+static char cdr_mysql_status_help[] =
+"Usage: cdr mysql status\n"
+"       Shows current connection status for cdr_mysql\n";
+
+static int handle_cdr_mysql_status(int fd, int argc, char *argv[])
+{
+        if (connected) {
+                char status[256], status2[100] = "";
+                int ctime = time(NULL) - connect_time;
+                if (dbport)
+                        snprintf(status, 255, "Connected to %s@%s, port %d", dbname, hostname, dbport);
+                else if (dbsock)
+                        snprintf(status, 255, "Connected to %s on socket file %s", dbname, dbsock);
+                else
+                        snprintf(status, 255, "Connected to %s@%s", dbname, hostname);
+
+                if (dbuser && *dbuser)
+                        snprintf(status2, 99, " with username %s", dbuser);
+                if (dbtable && *dbtable)
+                        snprintf(status2, 99, " using table %s", dbtable);
+                if (ctime > 31536000) {
+                        ast_cli(fd, "%s%s for %d years, %d days, %d hours, %d minutes, %d seconds.\n", status, status2, ctime / 31536000, (ctime % 31536000) / 86400, (ctime % 86400) / 3600, (ctime % 3600) / 60, ctime % 60);
+                } else if (ctime > 86400) {
+                        ast_cli(fd, "%s%s for %d days, %d hours, %d minutes, %d seconds.\n", status, status2, ctime / 86400, (ctime % 86400) / 3600, (ctime % 3600) / 60, ctime % 60);
+                } else if (ctime > 3600) {
+                        ast_cli(fd, "%s%s for %d hours, %d minutes, %d seconds.\n", status, status2, ctime / 3600, (ctime % 3600) / 60, ctime % 60);
+                } else if (ctime > 60) {
+                        ast_cli(fd, "%s%s for %d minutes, %d seconds.\n", status, status2, ctime / 60, ctime % 60);
+                } else {
+                        ast_cli(fd, "%s%s for %d seconds.\n", status, status2, ctime);
+                }
+                if (records == totalrecords)
+                        ast_cli(fd, "  Wrote %d records since last restart.\n", totalrecords);
+                else
+                        ast_cli(fd, "  Wrote %d records since last restart and %d records since last reconnect.\n", totalrecords, records);
+                return RESULT_SUCCESS;
+        } else {
+                ast_cli(fd, "Not currently connected to a MySQL server.\n");
+                return RESULT_FAILURE;
+        }
+}
+
+static struct ast_cli_entry cdr_mysql_status_cli =
+        { { "cdr", "mysql", "status", NULL },
+        handle_cdr_mysql_status, "Show connection status of cdr_mysql",
+        cdr_mysql_status_help, NULL };
+
+static int mysql_log(struct ast_cdr *cdr)
+{
+        struct tm tm;
+        struct timeval tv;
+        struct localuser *u;
+        char *userfielddata = NULL;
+        char sqlcmd[2048], timestr[128];
+        char *clid=NULL, *dcontext=NULL, *channel=NULL, *dstchannel=NULL, *lastapp=NULL, *lastdata=NULL;
+        int retries = 5;
+#ifdef MYSQL_LOGUNIQUEID
+        char *uniqueid = NULL;
+#endif
+
+        ast_mutex_lock(&mysql_lock);
+
+        memset(sqlcmd, 0, 2048);
+
+        localtime_r(&cdr->start.tv_sec, &tm);
+        strftime(timestr, 128, DATE_FORMAT, &tm);
+
+db_reconnect:
+        if ((!connected) && (hostname || dbsock) && dbuser && password && dbname && dbtable ) {
+                /* Attempt to connect */
+                mysql_init(&mysql);
+                /* Add option to quickly timeout the connection */
+                if (timeout && mysql_options(&mysql, MYSQL_OPT_CONNECT_TIMEOUT, (char *)&timeout)!=0) {
+                        ast_log(LOG_ERROR, "cdr_mysql: mysql_options returned (%d) %s\n", mysql_errno(&mysql), mysql_error(&mysql));
+                }
+                if (mysql_real_connect(&mysql, hostname, dbuser, password, dbname, dbport, dbsock, 0)) {
+                        connected = 1;
+                        connect_time = time(NULL);
+                        records = 0;
+                } else {
+                        ast_log(LOG_ERROR, "cdr_mysql: cannot connect to database server %s.\n", hostname);
+                        connected = 0;
+                }
+        } else {
+                /* Long connection - ping the server */
+                int error;
+                if ((error = mysql_ping(&mysql))) {
+                        connected = 0;
+                        records = 0;
+                        switch (error) {
+                                case CR_SERVER_GONE_ERROR:
+                                case CR_SERVER_LOST:
+                                        ast_log(LOG_ERROR, "cdr_mysql: Server has gone away. Attempting to reconnect.\n");
+                                        break;
+                                default:
+                                        ast_log(LOG_ERROR, "cdr_mysql: Unknown connection error: (%d) %s\n", mysql_errno(&mysql), mysql_error(&mysql));
+                        }
+                        retries--;
+                        if (retries)
+                                goto db_reconnect;
+                        else
+                                ast_log(LOG_ERROR, "cdr_mysql: Retried to connect fives times, giving up.\n");
+                }
+        }
+
+        /* Maximum space needed would be if all characters needed to be escaped, plus a trailing NULL */
+        /* WARNING: This code previously used mysql_real_escape_string, but the use of said function
+           requires an active connection to a database.  If we are not connected, then this function
+            cannot be used.  This is a problem since we need to store off the SQL statement into our
+           spool file for later restoration.
+           So the question is, what's the best way to handle this?  This works for now.
+        */
+        if ((clid = alloca(strlen(cdr->clid) * 2 + 1)) != NULL)
+                mysql_escape_string(clid, cdr->clid, strlen(cdr->clid));
+        if ((dcontext = alloca(strlen(cdr->dcontext) * 2 + 1)) != NULL)
+                mysql_escape_string(dcontext, cdr->dcontext, strlen(cdr->dcontext));
+        if ((channel = alloca(strlen(cdr->channel) * 2 + 1)) != NULL)
+                mysql_escape_string(channel, cdr->channel, strlen(cdr->channel));
+        if ((dstchannel = alloca(strlen(cdr->dstchannel) * 2 + 1)) != NULL)
+                mysql_escape_string(dstchannel, cdr->dstchannel, strlen(cdr->dstchannel));
+        if ((lastapp = alloca(strlen(cdr->lastapp) * 2 + 1)) != NULL)
+                mysql_escape_string(lastapp, cdr->lastapp, strlen(cdr->lastapp));
+        if ((lastdata = alloca(strlen(cdr->lastdata) * 2 + 1)) != NULL)
+                mysql_escape_string(lastdata, cdr->lastdata, strlen(cdr->lastdata));
+#ifdef MYSQL_LOGUNIQUEID
+        if ((uniqueid = alloca(strlen(cdr->uniqueid) * 2 + 1)) != NULL)
+                mysql_escape_string(uniqueid, cdr->uniqueid, strlen(cdr->uniqueid));
+#endif
+        if (userfield && ((userfielddata = alloca(strlen(cdr->userfield) * 2 + 1)) != NULL))
+                mysql_escape_string(userfielddata, cdr->userfield, strlen(cdr->userfield));
+
+        /* Check for all alloca failures above at once */
+#ifdef MYSQL_LOGUNIQUEID
+        if ((!clid) || (!dcontext) || (!channel) || (!dstchannel) || (!lastapp) || (!lastdata) || (!uniqueid)) {
+#else
+        if ((!clid) || (!dcontext) || (!channel) || (!dstchannel) || (!lastapp) || (!lastdata)) {
+#endif
+                ast_log(LOG_ERROR, "cdr_mysql:  Out of memory error (insert fails)\n");
+                ast_mutex_unlock(&mysql_lock);
+                return -1;
+        }
+
+        ast_log(LOG_DEBUG, "cdr_mysql: inserting a CDR record.\n");
+
+        if (userfield && userfielddata) {
+#ifdef MYSQL_LOGUNIQUEID
+                sprintf(sqlcmd, "INSERT INTO %s (calldate,clid,src,dst,dcontext,channel,dstchannel,lastapp,lastdata,duration,billsec,disposition,amaflags,accountcode,uniqueid,userfield) VALUES ('%s','%s','%s','%s','%s', '%s','%s','%s','%s',%i,%i,'%s',%i,'%s','%s','%s')", dbtable, timestr, clid, cdr->src, cdr->dst, dcontext, channel, dstchannel, lastapp, lastdata, cdr->duration, cdr->billsec, ast_cdr_disp2str(cdr->disposition), cdr->amaflags, cdr->accountcode, uniqueid, userfielddata);
+#else
+                sprintf(sqlcmd, "INSERT INTO %s (calldate,clid,src,dst,dcontext,channel,dstchannel,lastapp,lastdata,duration,billsec,disposition,amaflags,accountcode,userfield) VALUES ('%s','%s','%s','%s','%s', '%s','%s','%s','%s',%i,%i,'%s',%i,'%s','%s')", dbtable, timestr, clid, cdr->src, cdr->dst, dcontext,channel, dstchannel, lastapp, lastdata, cdr->duration, cdr->billsec, ast_cdr_disp2str(cdr->disposition), cdr->amaflags, cdr->accountcode, userfielddata);
+#endif
+        } else {
+#ifdef MYSQL_LOGUNIQUEID
+                sprintf(sqlcmd, "INSERT INTO %s (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,'%s',%i,'%s','%s')", dbtable, timestr, clid, cdr->src, cdr->dst, dcontext,channel, dstchannel, lastapp, lastdata, cdr->duration, cdr->billsec, ast_cdr_disp2str(cdr->disposition), cdr->amaflags, cdr->accountcode, uniqueid);
+#else
+                sprintf(sqlcmd, "INSERT INTO %s (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,'%s',%i,'%s')", dbtable, timestr, clid, cdr->src, cdr->dst, dcontext, channel, dstchannel, lastapp, lastdata, cdr->duration, cdr->billsec, ast_cdr_disp2str(cdr->disposition), cdr->amaflags, cdr->accountcode);
+#endif
+        }
+        
+        ast_log(LOG_DEBUG, "cdr_mysql: SQL command as follows: %s\n", sqlcmd);
+        
+        if (connected) {
+                if (mysql_real_query(&mysql, sqlcmd, strlen(sqlcmd))) {
+                        ast_log(LOG_ERROR, "mysql_cdr: Failed to insert into database: (%d) %s", mysql_errno(&mysql), mysql_error(&mysql));
+                        connected = 0;
+                } else {
+                        records++;
+                        totalrecords++;
+                }
+        }
+        ast_mutex_unlock(&mysql_lock);
+        return 0;
+}
+
+char *description(void)
+{
+        return desc;
+}
+
+static int my_unload_module(void)
+{ 
+        ast_cli_unregister(&cdr_mysql_status_cli);
+        if (connected) {
+                mysql_close(&mysql);
+                connected = 0;
+                records = 0;
+        }
+        if (hostname && hostname_alloc) {
+                free(hostname);
+                hostname = NULL;
+                hostname_alloc = 0;
+        }
+        if (dbname && dbname_alloc) {
+                free(dbname);
+                dbname = NULL;
+                dbname_alloc = 0;
+        }
+        if (dbuser && dbuser_alloc) {
+                free(dbuser);
+                dbuser = NULL;
+                dbuser_alloc = 0;
+        }
+        if (dbsock && dbsock_alloc) {
+                free(dbsock);
+                dbsock = NULL;
+                dbsock_alloc = 0;
+        }
+        if (dbtable && dbtable_alloc) {
+                free(dbtable);
+                dbtable = NULL;
+                dbtable_alloc = 0;
+        }
+        if (password && password_alloc) {
+                free(password);
+                password = NULL;
+                password_alloc = 0;
+        }
+        dbport = 0;
+        ast_cdr_unregister(name);
+        return 0;
+}
+
+static int my_load_module(void)
+{
+        int res;
+        struct ast_config *cfg;
+        struct ast_variable *var;
+        char *tmp;
+
+        cfg = ast_config_load(config);
+        if (!cfg) {
+                ast_log(LOG_WARNING, "Unable to load config for mysql CDR's: %s\n", config);
+                return 0;
+        }
+        
+        var = ast_variable_browse(cfg, "global");
+        if (!var) {
+                /* nothing configured */
+                return 0;
+        }
+
+        tmp = ast_variable_retrieve(cfg, "global", "hostname");
+        if (tmp) {
+                hostname = malloc(strlen(tmp) + 1);
+                if (hostname != NULL) {
+                        hostname_alloc = 1;
+                        strcpy(hostname, tmp);
+                } else {
+                        ast_log(LOG_ERROR, "Out of memory error.\n");
+                        return -1;
+                }
+        } else {
+                ast_log(LOG_WARNING, "MySQL server hostname not specified.  Assuming localhost\n");
+                hostname = "localhost";
+        }
+
+        tmp = ast_variable_retrieve(cfg, "global", "dbname");
+        if (tmp) {
+                dbname = malloc(strlen(tmp) + 1);
+                if (dbname != NULL) {
+                        dbname_alloc = 1;
+                        strcpy(dbname, tmp);
+                } else {
+                        ast_log(LOG_ERROR, "Out of memory error.\n");
+                        return -1;
+                }
+        } else {
+                ast_log(LOG_WARNING, "MySQL database not specified.  Assuming asteriskcdrdb\n");
+                dbname = "asteriskcdrdb";
+        }
+
+        tmp = ast_variable_retrieve(cfg, "global", "user");
+        if (tmp) {
+                dbuser = malloc(strlen(tmp) + 1);
+                if (dbuser != NULL) {
+                        dbuser_alloc = 1;
+                        strcpy(dbuser, tmp);
+                } else {
+                        ast_log(LOG_ERROR, "Out of memory error.\n");
+                        return -1;
+                }
+        } else {
+                ast_log(LOG_WARNING, "MySQL database user not specified.  Assuming root\n");
+                dbuser = "root";
+        }
+
+        tmp = ast_variable_retrieve(cfg, "global", "sock");
+        if (tmp) {
+                dbsock = malloc(strlen(tmp) + 1);
+                if (dbsock != NULL) {
+                        dbsock_alloc = 1;
+                        strcpy(dbsock, tmp);
+                } else {
+                        ast_log(LOG_ERROR, "Out of memory error.\n");
+                        return -1;
+                }
+        } else {
+                ast_log(LOG_WARNING, "MySQL database sock file not specified.  Using default\n");
+                dbsock = NULL;
+        }
+
+        tmp = ast_variable_retrieve(cfg, "global", "table");
+        if (tmp) {
+                dbtable = malloc(strlen(tmp) + 1);
+                if (dbtable != NULL) {
+                        dbtable_alloc = 1;
+                        strcpy(dbtable, tmp);
+                } else {
+                        ast_log(LOG_ERROR, "Out of memory error.\n");
+                        return -1;
+                }
+        } else {
+                ast_log(LOG_NOTICE, "MySQL database table not specified.  Assuming \"cdr\"\n");
+                dbtable = "cdr";
+        }
+
+        tmp = ast_variable_retrieve(cfg, "global", "password");
+        if (tmp) {
+                password = malloc(strlen(tmp) + 1);
+                if (password != NULL) {
+                        password_alloc = 1;
+                        strcpy(password, tmp);
+                } else {
+                        ast_log(LOG_ERROR, "Out of memory error.\n");
+                        return -1;
+                }
+        } else {
+                ast_log(LOG_WARNING, "MySQL database password not specified.  Assuming blank\n");
+                password = "";
+        }
+
+        tmp = ast_variable_retrieve(cfg, "global", "port");
+        if (tmp) {
+                if (sscanf(tmp, "%d", &dbport) < 1) {
+                        ast_log(LOG_WARNING, "Invalid MySQL port number.  Using default\n");
+                        dbport = 0;
+                }
+        }
+
+        tmp = ast_variable_retrieve(cfg, "global", "timeout");
+        if (tmp) {
+                if (sscanf(tmp,"%d", &timeout) < 1) {
+                        ast_log(LOG_WARNING, "Invalid MySQL timeout number.  Using default\n");
+                        timeout = 0;
+                }
+        }
+        
+        tmp = ast_variable_retrieve(cfg, "global", "userfield");
+        if (tmp) {
+                if (sscanf(tmp, "%d", &userfield) < 1) {
+                        ast_log(LOG_WARNING, "Invalid MySQL configurtation file\n");
+                        userfield = 0;
+                }
+        }
+        
+        ast_config_destroy(cfg);
+
+        ast_log(LOG_DEBUG, "cdr_mysql: got hostname of %s\n", hostname);
+        ast_log(LOG_DEBUG, "cdr_mysql: got port of %d\n", dbport);
+        ast_log(LOG_DEBUG, "cdr_mysql: got a timeout of %d\n", timeout);
+        if (dbsock)
+                ast_log(LOG_DEBUG, "cdr_mysql: got sock file of %s\n", dbsock);
+        ast_log(LOG_DEBUG, "cdr_mysql: got user of %s\n", dbuser);
+        ast_log(LOG_DEBUG, "cdr_mysql: got dbname of %s\n", dbname);
+        ast_log(LOG_DEBUG, "cdr_mysql: got password of %s\n", password);
+
+        mysql_init(&mysql);
+
+        if (timeout && mysql_options(&mysql, MYSQL_OPT_CONNECT_TIMEOUT, (char *)&timeout)!=0) {
+                ast_log(LOG_ERROR, "cdr_mysql: mysql_options returned (%d) %s\n", mysql_errno(&mysql), mysql_error(&mysql));
+        }
+
+        if (!mysql_real_connect(&mysql, hostname, dbuser, password, dbname, dbport, dbsock, 0)) {
+                ast_log(LOG_ERROR, "Failed to connect to mysql database %s on %s.\n", dbname, hostname);
+                connected = 0;
+                records = 0;
+        } else {
+                ast_log(LOG_DEBUG, "Successfully connected to MySQL database.\n");
+                connected = 1;
+                records = 0;
+                connect_time = time(NULL);
+        }
+
+        res = ast_cdr_register(name, desc, mysql_log);
+        if (res) {
+                ast_log(LOG_ERROR, "Unable to register MySQL CDR handling\n");
+        } else {
+                res = ast_cli_register(&cdr_mysql_status_cli);
+        }
+
+        return res;
+}
+
+int load_module(void)
+{
+        return my_load_module();
+}
+
+int unload_module(void)
+{
+        return my_unload_module();
+}
+
+int reload(void)
+{
+        int ret;
+
+        ast_mutex_lock(&mysql_lock);    
+        my_unload_module();
+        ret = my_load_module();
+        ast_mutex_unlock(&mysql_lock);
+
+        return ret;
+}
+
+int usecount(void)
+{
+        /* Simplistic use count */
+        if (ast_mutex_trylock(&mysql_lock)) {
+                return 1;
+        } else {
+                ast_mutex_unlock(&mysql_lock);
+                return 0;
+        }
+}
+
+char *key()
+{
+        return ASTERISK_GPL_KEY;
+}