git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@17740 65c4cc65-6c06-0410-ace0-fbb531ad65f3
789 lines
24 KiB
C
789 lines
24 KiB
C
/*
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* Asterisk -- A telephony toolkit for Linux.
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*
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* Copyright (C) 1999-2005, Digium, Inc.
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*
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* Manuel Guesdon <mguesdon@oxymium.net> - Postgresql RealTime Driver Author/Adaptor
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* Mark Spencer <markster@digium.com> - Asterisk Author
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* Matthew Boehm <mboehm@cytelcom.com> - MySQL RealTime Driver Author
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*
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* res_config_pgsql.c <Postgresql plugin for RealTime configuration engine>
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*
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* v1.0 - (07-11-05) - Initial version based on res_config_mysql v2.0
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*/
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/*! \file
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*
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* \brief Postgresql plugin for Asterisk RealTime Architecture
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*
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* \author Mark Spencer <markster@digium.com>
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* \author Manuel Guesdon <mguesdon@oxymium.net> - Postgresql RealTime Driver Author/Adaptor
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*
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* \arg http://www.postgresql.org
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <libpq-fe.h> /* PostgreSQL */
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#include "asterisk.h"
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ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
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#include "asterisk/file.h"
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#include "asterisk/logger.h"
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#include "asterisk/channel.h"
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#include "asterisk/pbx.h"
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#include "asterisk/config.h"
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#include "asterisk/module.h"
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#include "asterisk/lock.h"
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#include "asterisk/options.h"
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#include "asterisk/utils.h"
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#include "asterisk/cli.h"
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static char *res_config_pgsql_desc = "Postgresql RealTime Configuration Driver";
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AST_MUTEX_DEFINE_STATIC(pgsql_lock);
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#define RES_CONFIG_PGSQL_CONF "res_pgsql.conf"
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PGconn* pgsqlConn = NULL;
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static char dbhost[50]="";
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static char dbuser[50]="";
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static char dbpass[50]="";
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static char dbname[50]="";
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static char dbsock[50]="";
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static int dbport=5432;
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static time_t connect_time=0;
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static int parse_config(void);
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static int pgsql_reconnect(const char *database);
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static int realtime_pgsql_status(int fd, int argc, char **argv);
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LOCAL_USER_DECL;
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static char cli_realtime_pgsql_status_usage[] =
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"Usage: realtime pgsql status\n"
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" Shows connection information for the Postgresql RealTime driver\n";
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static struct ast_cli_entry cli_realtime_pgsql_status = {
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{ "realtime", "pgsql", "status", NULL }, realtime_pgsql_status,
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"Shows connection information for the Postgresql RealTime driver", cli_realtime_pgsql_status_usage, NULL };
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static struct ast_variable *realtime_pgsql(const char *database, const char *table, va_list ap)
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{
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PGresult *result = NULL;
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int num_rows = 0;
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char sql[256];
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char *stringp;
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char *chunk;
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char *op;
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const char *newparam, *newval;
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struct ast_variable *var=NULL, *prev=NULL;
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if(!table) {
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ast_log(LOG_WARNING, "Postgresql RealTime: No table specified.\n");
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return NULL;
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}
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/* Get the first parameter and first value in our list of passed paramater/value pairs */
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newparam = va_arg(ap, const char *);
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newval = va_arg(ap, const char *);
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if(!newparam || !newval) {
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ast_log(LOG_WARNING, "Postgresql RealTime: Realtime retrieval requires at least 1 parameter and 1 value to search on.\n");
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if (pgsqlConn)
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{
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PQfinish(pgsqlConn);
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pgsqlConn=NULL;
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};
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return NULL;
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}
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/* Create the first part of the query using the first parameter/value pairs we just extracted
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If there is only 1 set, then we have our query. Otherwise, loop thru the list and concat */
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if(!strchr(newparam, ' ')) op = " ="; else op = "";
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snprintf(sql, sizeof(sql), "SELECT * FROM %s WHERE %s%s '%s'", table, newparam, op, newval);
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while((newparam = va_arg(ap, const char *))) {
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newval = va_arg(ap, const char *);
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if(!strchr(newparam, ' ')) op = " ="; else op = "";
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snprintf(sql + strlen(sql), sizeof(sql) - strlen(sql), " AND %s%s '%s'", newparam, op, newval);
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}
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va_end(ap);
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/* We now have our complete statement; Lets connect to the server and execute it. */
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ast_mutex_lock(&pgsql_lock);
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if(!pgsql_reconnect(database)) {
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ast_mutex_unlock(&pgsql_lock);
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return NULL;
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}
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if(!(result=PQexec(pgsqlConn, sql))) {
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ast_log(LOG_WARNING, "Postgresql RealTime: Failed to query database. Check debug for more info.\n");
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ast_log(LOG_DEBUG, "Postgresql RealTime: Query: %s\n", sql);
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ast_log(LOG_DEBUG, "Postgresql RealTime: Query Failed because: %s\n", PQerrorMessage(pgsqlConn));
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ast_mutex_unlock(&pgsql_lock);
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return NULL;
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}
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else {
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ExecStatusType result_status=PQresultStatus(result);
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if (result_status!=PGRES_COMMAND_OK
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&& result_status!=PGRES_TUPLES_OK
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&& result_status!=PGRES_NONFATAL_ERROR)
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{
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ast_log(LOG_WARNING, "Postgresql RealTime: Failed to query database. Check debug for more info.\n");
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ast_log(LOG_DEBUG, "Postgresql RealTime: Query: %s\n", sql);
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ast_log(LOG_DEBUG, "Postgresql RealTime: Query Failed because: %s (%s)\n",
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PQresultErrorMessage(result),PQresStatus(result_status));
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ast_mutex_unlock(&pgsql_lock);
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return NULL;
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}
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}
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ast_log(LOG_DEBUG, "1Postgresql RealTime: Result=%p Query: %s\n", result, sql);
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if((num_rows=PQntuples(result))>0) {
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int i = 0;
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int rowIndex=0;
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int numFields = PQnfields(result);
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char** fieldnames=NULL;
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ast_log(LOG_DEBUG, "Postgresql RealTime: Found %d rows.\n", num_rows);
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fieldnames=malloc(numFields*sizeof(char*));
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if (!fieldnames) {
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/* If I can't alloc memory at this point, why bother doing anything else? */
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ast_log(LOG_WARNING, "Out of memory!\n");
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ast_mutex_unlock(&pgsql_lock);
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PQclear(result);
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return NULL;
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}
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for(i = 0; i < numFields; i++)
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fieldnames[i]=PQfname(result,i);
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for(rowIndex=0;rowIndex<num_rows;rowIndex++)
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{
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for(i = 0; i < numFields; i++) {
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stringp = PQgetvalue(result,rowIndex,i);
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while(stringp) {
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chunk = strsep(&stringp, ";");
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if(chunk && !ast_strlen_zero(ast_strip(chunk))) {
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if(prev) {
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prev->next = ast_variable_new(fieldnames[i], chunk);
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if (prev->next) {
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prev = prev->next;
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}
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} else {
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prev = var = ast_variable_new(fieldnames[i], chunk);
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}
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}
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}
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}
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}
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free(fieldnames);
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} else {
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ast_log(LOG_WARNING, "Postgresql RealTime: Could not find any rows in table %s.\n", table);
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}
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ast_mutex_unlock(&pgsql_lock);
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PQclear(result);
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return var;
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}
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static struct ast_config *realtime_multi_pgsql(const char *database, const char *table, va_list ap)
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{
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PGresult *result = NULL;
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int num_rows = 0;
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char sql[256];
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const char *initfield = NULL;
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char *stringp;
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char *chunk;
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char *op;
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const char *newparam, *newval;
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struct ast_realloca ra;
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struct ast_variable *var=NULL;
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struct ast_config *cfg = NULL;
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struct ast_category *cat = NULL;
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if(!table) {
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ast_log(LOG_WARNING, "Postgresql RealTime: No table specified.\n");
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return NULL;
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}
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memset(&ra, 0, sizeof(ra));
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cfg = ast_config_new();
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if (!cfg) {
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/* If I can't alloc memory at this point, why bother doing anything else? */
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ast_log(LOG_WARNING, "Out of memory!\n");
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return NULL;
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}
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/* Get the first parameter and first value in our list of passed paramater/value pairs */
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newparam = va_arg(ap, const char *);
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newval = va_arg(ap, const char *);
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if(!newparam || !newval) {
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ast_log(LOG_WARNING, "Postgresql RealTime: Realtime retrieval requires at least 1 parameter and 1 value to search on.\n");
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if (pgsqlConn)
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{
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PQfinish(pgsqlConn);
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pgsqlConn=NULL;
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};
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return NULL;
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}
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initfield = ast_strdupa(newparam);
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if(initfield && (op = strchr(initfield, ' '))) {
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*op = '\0';
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}
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/* Create the first part of the query using the first parameter/value pairs we just extracted
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If there is only 1 set, then we have our query. Otherwise, loop thru the list and concat */
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if(!strchr(newparam, ' ')) op = " ="; else op = "";
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snprintf(sql, sizeof(sql), "SELECT * FROM %s WHERE %s%s '%s'", table, newparam, op, newval);
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while((newparam = va_arg(ap, const char *))) {
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newval = va_arg(ap, const char *);
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if(!strchr(newparam, ' ')) op = " ="; else op = "";
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snprintf(sql + strlen(sql), sizeof(sql) - strlen(sql), " AND %s%s '%s'", newparam, op, newval);
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}
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if(initfield) {
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snprintf(sql + strlen(sql), sizeof(sql) - strlen(sql), " ORDER BY %s", initfield);
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}
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va_end(ap);
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/* We now have our complete statement; Lets connect to the server and execute it. */
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ast_mutex_lock(&pgsql_lock);
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if(!pgsql_reconnect(database)) {
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ast_mutex_unlock(&pgsql_lock);
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return NULL;
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}
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if(!(result=PQexec(pgsqlConn, sql))) {
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ast_log(LOG_WARNING, "Postgresql RealTime: Failed to query database. Check debug for more info.\n");
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ast_log(LOG_DEBUG, "Postgresql RealTime: Query: %s\n", sql);
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ast_log(LOG_DEBUG, "Postgresql RealTime: Query Failed because: %s\n", PQerrorMessage(pgsqlConn));
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ast_mutex_unlock(&pgsql_lock);
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return NULL;
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}
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else {
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ExecStatusType result_status=PQresultStatus(result);
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if (result_status!=PGRES_COMMAND_OK
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&& result_status!=PGRES_TUPLES_OK
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&& result_status!=PGRES_NONFATAL_ERROR)
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{
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ast_log(LOG_WARNING, "Postgresql RealTime: Failed to query database. Check debug for more info.\n");
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ast_log(LOG_DEBUG, "Postgresql RealTime: Query: %s\n", sql);
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ast_log(LOG_DEBUG, "Postgresql RealTime: Query Failed because: %s (%s)\n",
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PQresultErrorMessage(result),PQresStatus(result_status));
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ast_mutex_unlock(&pgsql_lock);
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return NULL;
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}
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}
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ast_log(LOG_DEBUG, "2Postgresql RealTime: Result=%p Query: %s\n", result, sql);
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if((num_rows=PQntuples(result))>0) {
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int numFields = PQnfields(result);
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int i = 0;
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int rowIndex=0;
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char** fieldnames=NULL;
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ast_log(LOG_DEBUG, "Postgresql RealTime: Found %d rows.\n", num_rows);
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fieldnames=malloc(numFields*sizeof(char*));
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if (!fieldnames) {
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/* If I can't alloc memory at this point, why bother doing anything else? */
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ast_log(LOG_WARNING, "Out of memory!\n");
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ast_mutex_unlock(&pgsql_lock);
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PQclear(result);
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return NULL;
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}
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for(i = 0; i < numFields; i++)
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fieldnames[i]=PQfname(result,i);
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for(rowIndex=0;rowIndex<num_rows;rowIndex++)
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{
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var = NULL;
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cat = ast_category_new("");
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if(!cat) {
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ast_log(LOG_WARNING, "Out of memory!\n");
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continue;
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}
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for(i = 0; i < numFields; i++) {
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stringp = PQgetvalue(result,rowIndex,i);
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while(stringp) {
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chunk = strsep(&stringp, ";");
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if(chunk && !ast_strlen_zero(ast_strip(chunk))) {
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if(initfield && !strcmp(initfield, fieldnames[i])) {
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ast_category_rename(cat, chunk);
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}
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var = ast_variable_new(fieldnames[i], chunk);
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ast_variable_append(cat, var);
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}
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}
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}
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ast_category_append(cfg, cat);
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}
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free(fieldnames);
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} else {
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ast_log(LOG_WARNING, "Postgresql RealTime: Could not find any rows in table %s.\n", table);
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}
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ast_mutex_unlock(&pgsql_lock);
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PQclear(result);
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return cfg;
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}
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static int update_pgsql(const char *database, const char *table, const char *keyfield, const char *lookup, va_list ap)
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{
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PGresult* result = NULL;
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int numrows = 0;
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char sql[256];
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const char *newparam, *newval;
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if(!table) {
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ast_log(LOG_WARNING, "Postgresql RealTime: No table specified.\n");
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return -1;
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}
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/* Get the first parameter and first value in our list of passed paramater/value pairs */
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newparam = va_arg(ap, const char *);
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newval = va_arg(ap, const char *);
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if(!newparam || !newval) {
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ast_log(LOG_WARNING, "Postgresql RealTime: Realtime retrieval requires at least 1 parameter and 1 value to search on.\n");
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if (pgsqlConn)
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{
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PQfinish(pgsqlConn);
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pgsqlConn=NULL;
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};
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return -1;
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}
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/* Create the first part of the query using the first parameter/value pairs we just extracted
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If there is only 1 set, then we have our query. Otherwise, loop thru the list and concat */
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snprintf(sql, sizeof(sql), "UPDATE %s SET %s = '%s'", table, newparam, newval);
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while((newparam = va_arg(ap, const char *))) {
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newval = va_arg(ap, const char *);
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snprintf(sql + strlen(sql), sizeof(sql) - strlen(sql), ", %s = '%s'", newparam, newval);
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}
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va_end(ap);
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snprintf(sql + strlen(sql), sizeof(sql) - strlen(sql), " WHERE %s = '%s'", keyfield, lookup);
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ast_log(LOG_DEBUG,"Postgresql RealTime: Update SQL: %s\n", sql);
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/* We now have our complete statement; Lets connect to the server and execute it. */
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ast_mutex_lock(&pgsql_lock);
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if(!pgsql_reconnect(database)) {
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ast_mutex_unlock(&pgsql_lock);
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return -1;
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}
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if(!(result=PQexec(pgsqlConn, sql))) {
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ast_log(LOG_WARNING, "Postgresql RealTime: Failed to query database. Check debug for more info.\n");
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ast_log(LOG_DEBUG, "Postgresql RealTime: Query: %s\n", sql);
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ast_log(LOG_DEBUG, "Postgresql RealTime: Query Failed because: %s\n", PQerrorMessage(pgsqlConn));
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ast_mutex_unlock(&pgsql_lock);
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return -1;
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}
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else {
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ExecStatusType result_status=PQresultStatus(result);
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if (result_status!=PGRES_COMMAND_OK
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&& result_status!=PGRES_TUPLES_OK
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&& result_status!=PGRES_NONFATAL_ERROR)
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{
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ast_log(LOG_WARNING, "Postgresql RealTime: Failed to query database. Check debug for more info.\n");
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ast_log(LOG_DEBUG, "Postgresql RealTime: Query: %s\n", sql);
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ast_log(LOG_DEBUG, "Postgresql RealTime: Query Failed because: %s (%s)\n",
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PQresultErrorMessage(result),PQresStatus(result_status));
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ast_mutex_unlock(&pgsql_lock);
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return -1;
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}
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}
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numrows = atoi(PQcmdTuples(result));
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ast_mutex_unlock(&pgsql_lock);
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ast_log(LOG_DEBUG,"Postgresql RealTime: Updated %d rows on table: %s\n", numrows, table);
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/* From http://dev.pgsql.com/doc/pgsql/en/pgsql-affected-rows.html
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* An integer greater than zero indicates the number of rows affected
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* Zero indicates that no records were updated
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* -1 indicates that the query returned an error (although, if the query failed, it should have been caught above.)
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*/
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if(numrows >= 0)
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return (int)numrows;
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return -1;
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}
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static struct ast_config *config_pgsql(const char *database, const char *table, const char *file, struct ast_config *cfg)
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{
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PGresult *result = NULL;
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long num_rows;
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struct ast_variable *new_v;
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struct ast_category *cur_cat = NULL;
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char sql[250] = "";
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char last[80] = "";
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int last_cat_metric = 0;
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last[0] = '\0';
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if(!file || !strcmp(file, RES_CONFIG_PGSQL_CONF)) {
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ast_log(LOG_WARNING, "Postgresql RealTime: Cannot configure myself.\n");
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return NULL;
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}
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snprintf(sql, sizeof(sql), "SELECT category, var_name, var_val, cat_metric FROM %s WHERE filename='%s' and commented=0 ORDER BY filename, cat_metric desc, var_metric asc, category, var_name, var_val, id", table, file);
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ast_log(LOG_DEBUG, "Postgresql RealTime: Static SQL: %s\n", sql);
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/* We now have our complete statement; Lets connect to the server and execute it. */
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ast_mutex_lock(&pgsql_lock);
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if(!pgsql_reconnect(database)) {
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ast_mutex_unlock(&pgsql_lock);
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return NULL;
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}
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if(!(result=PQexec(pgsqlConn, sql))) {
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ast_log(LOG_WARNING, "Postgresql RealTime: Failed to query database. Check debug for more info.\n");
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ast_log(LOG_DEBUG, "Postgresql RealTime: Query: %s\n", sql);
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ast_log(LOG_DEBUG, "Postgresql RealTime: Query Failed because: %s\n", PQerrorMessage(pgsqlConn));
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ast_mutex_unlock(&pgsql_lock);
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return NULL;
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}
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else {
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ExecStatusType result_status=PQresultStatus(result);
|
|
if (result_status!=PGRES_COMMAND_OK
|
|
&& result_status!=PGRES_TUPLES_OK
|
|
&& result_status!=PGRES_NONFATAL_ERROR)
|
|
{
|
|
ast_log(LOG_WARNING, "Postgresql RealTime: Failed to query database. Check debug for more info.\n");
|
|
ast_log(LOG_DEBUG, "Postgresql RealTime: Query: %s\n", sql);
|
|
ast_log(LOG_DEBUG, "Postgresql RealTime: Query Failed because: %s (%s)\n",
|
|
PQresultErrorMessage(result),PQresStatus(result_status));
|
|
ast_mutex_unlock(&pgsql_lock);
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
if((num_rows=PQntuples(result))>0) {
|
|
int numFields = PQnfields(result);
|
|
int i = 0;
|
|
int rowIndex=0;
|
|
char** fieldnames=NULL;
|
|
|
|
ast_log(LOG_DEBUG, "Postgresql RealTime: Found %ld rows.\n", num_rows);
|
|
|
|
fieldnames=malloc(numFields*sizeof(char*));
|
|
if (!fieldnames) {
|
|
/* If I can't alloc memory at this point, why bother doing anything else? */
|
|
ast_log(LOG_WARNING, "Out of memory!\n");
|
|
ast_mutex_unlock(&pgsql_lock);
|
|
PQclear(result);
|
|
return NULL;
|
|
}
|
|
for(i = 0; i < numFields; i++)
|
|
fieldnames[i]=PQfname(result,i);
|
|
|
|
for(rowIndex=0;rowIndex<num_rows;rowIndex++)
|
|
{
|
|
char* field_category=PQgetvalue(result,rowIndex,0);
|
|
char* field_var_name=PQgetvalue(result,rowIndex,1);
|
|
char* field_var_val=PQgetvalue(result,rowIndex,2);
|
|
char* field_cat_metric=PQgetvalue(result,rowIndex,3);
|
|
if(!strcmp(field_var_name, "#include")) {
|
|
if (!ast_config_internal_load(field_var_val, cfg)) {
|
|
PQclear(result);
|
|
ast_mutex_unlock(&pgsql_lock);
|
|
return NULL;
|
|
}
|
|
continue;
|
|
}
|
|
|
|
if(strcmp(last, field_category) || last_cat_metric != atoi(field_cat_metric)) {
|
|
cur_cat = ast_category_new(field_category);
|
|
if (!cur_cat) {
|
|
ast_log(LOG_WARNING, "Out of memory!\n");
|
|
break;
|
|
}
|
|
strcpy(last, field_category);
|
|
last_cat_metric = atoi(field_cat_metric);
|
|
ast_category_append(cfg, cur_cat);
|
|
}
|
|
new_v = ast_variable_new(field_var_name, field_var_val);
|
|
ast_variable_append(cur_cat, new_v);
|
|
}
|
|
} else {
|
|
ast_log(LOG_WARNING, "Postgresql RealTime: Could not find config '%s' in database.\n", file);
|
|
}
|
|
|
|
PQclear(result);
|
|
ast_mutex_unlock(&pgsql_lock);
|
|
|
|
return cfg;
|
|
}
|
|
|
|
static struct ast_config_engine pgsql_engine = {
|
|
.name = "pgsql",
|
|
.load_func = config_pgsql,
|
|
.realtime_func = realtime_pgsql,
|
|
.realtime_multi_func = realtime_multi_pgsql,
|
|
.update_func = update_pgsql
|
|
};
|
|
|
|
int load_module (void)
|
|
{
|
|
parse_config();
|
|
|
|
ast_mutex_lock(&pgsql_lock);
|
|
|
|
if(!pgsql_reconnect(NULL)) {
|
|
ast_log(LOG_WARNING, "Postgresql RealTime: Couldn't establish connection. Check debug.\n");
|
|
ast_log(LOG_DEBUG, "Postgresql RealTime: Cannot Connect: %s\n", PQerrorMessage(pgsqlConn));
|
|
}
|
|
|
|
ast_config_engine_register(&pgsql_engine);
|
|
if(option_verbose) {
|
|
ast_verbose("Postgresql RealTime driver loaded.\n");
|
|
}
|
|
ast_cli_register(&cli_realtime_pgsql_status);
|
|
|
|
ast_mutex_unlock(&pgsql_lock);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int unload_module (void)
|
|
{
|
|
/* Aquire control before doing anything to the module itself. */
|
|
ast_mutex_lock(&pgsql_lock);
|
|
|
|
if (pgsqlConn)
|
|
{
|
|
PQfinish(pgsqlConn);
|
|
pgsqlConn=NULL;
|
|
};
|
|
ast_cli_unregister(&cli_realtime_pgsql_status);
|
|
ast_config_engine_deregister(&pgsql_engine);
|
|
if(option_verbose) {
|
|
ast_verbose("Postgresql RealTime unloaded.\n");
|
|
}
|
|
|
|
STANDARD_HANGUP_LOCALUSERS;
|
|
|
|
/* Unlock so something else can destroy the lock. */
|
|
ast_mutex_unlock(&pgsql_lock);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int reload (void)
|
|
{
|
|
/* Aquire control before doing anything to the module itself. */
|
|
ast_mutex_lock(&pgsql_lock);
|
|
|
|
if (pgsqlConn)
|
|
{
|
|
PQfinish(pgsqlConn);
|
|
pgsqlConn=NULL;
|
|
};
|
|
parse_config();
|
|
|
|
if(!pgsql_reconnect(NULL)) {
|
|
ast_log(LOG_WARNING, "Postgresql RealTime: Couldn't establish connection. Check debug.\n");
|
|
ast_log(LOG_DEBUG, "Postgresql RealTime: Cannot Connect: %s\n", PQerrorMessage(pgsqlConn));
|
|
}
|
|
|
|
ast_verbose(VERBOSE_PREFIX_2 "Postgresql RealTime reloaded.\n");
|
|
|
|
/* Done reloading. Release lock so others can now use driver. */
|
|
ast_mutex_unlock(&pgsql_lock);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int parse_config (void)
|
|
{
|
|
struct ast_config *config;
|
|
char *s;
|
|
|
|
config = ast_config_load(RES_CONFIG_PGSQL_CONF);
|
|
|
|
if(config) {
|
|
if(!(s=ast_variable_retrieve(config, "general", "dbuser"))) {
|
|
ast_log(LOG_WARNING, "Postgresql RealTime: No database user found, using 'asterisk' as default.\n");
|
|
strncpy(dbuser, "asterisk", sizeof(dbuser) - 1);
|
|
} else {
|
|
strncpy(dbuser, s, sizeof(dbuser) - 1);
|
|
}
|
|
|
|
if(!(s=ast_variable_retrieve(config, "general", "dbpass"))) {
|
|
ast_log(LOG_WARNING, "Postgresql RealTime: No database password found, using 'asterisk' as default.\n");
|
|
strncpy(dbpass, "asterisk", sizeof(dbpass) - 1);
|
|
} else {
|
|
strncpy(dbpass, s, sizeof(dbpass) - 1);
|
|
}
|
|
|
|
if(!(s=ast_variable_retrieve(config, "general", "dbhost"))) {
|
|
ast_log(LOG_WARNING, "Postgresql RealTime: No database host found, using localhost via socket.\n");
|
|
dbhost[0] = '\0';
|
|
} else {
|
|
strncpy(dbhost, s, sizeof(dbhost) - 1);
|
|
}
|
|
|
|
if(!(s=ast_variable_retrieve(config, "general", "dbname"))) {
|
|
ast_log(LOG_WARNING, "Postgresql RealTime: No database name found, using 'asterisk' as default.\n");
|
|
strncpy(dbname, "asterisk", sizeof(dbname) - 1);
|
|
} else {
|
|
strncpy(dbname, s, sizeof(dbname) - 1);
|
|
}
|
|
|
|
if(!(s=ast_variable_retrieve(config, "general", "dbport"))) {
|
|
ast_log(LOG_WARNING, "Postgresql RealTime: No database port found, using 5432 as default.\n");
|
|
dbport = 5432;
|
|
} else {
|
|
dbport = atoi(s);
|
|
}
|
|
|
|
if(dbhost && !(s=ast_variable_retrieve(config, "general", "dbsock"))) {
|
|
ast_log(LOG_WARNING, "Postgresql RealTime: No database socket found, using '/tmp/pgsql.sock' as default.\n");
|
|
strncpy(dbsock, "/tmp/pgsql.sock", sizeof(dbsock) - 1);
|
|
} else {
|
|
strncpy(dbsock, s, sizeof(dbsock) - 1);
|
|
}
|
|
}
|
|
ast_config_destroy(config);
|
|
|
|
if(dbhost) {
|
|
ast_log(LOG_DEBUG, "Postgresql RealTime Host: %s\n", dbhost);
|
|
ast_log(LOG_DEBUG, "Postgresql RealTime Port: %i\n", dbport);
|
|
} else {
|
|
ast_log(LOG_DEBUG, "Postgresql RealTime Socket: %s\n", dbsock);
|
|
}
|
|
ast_log(LOG_DEBUG, "Postgresql RealTime User: %s\n", dbuser);
|
|
ast_log(LOG_DEBUG, "Postgresql RealTime Password: %s\n", dbpass);
|
|
ast_log(LOG_DEBUG, "Postgresql RealTime DBName: %s\n", dbname);
|
|
|
|
return 1;
|
|
}
|
|
|
|
char *description (void)
|
|
{
|
|
return res_config_pgsql_desc;
|
|
}
|
|
|
|
int usecount (void)
|
|
{
|
|
/* Try and get a lock. If unsuccessful, than that means another thread is using the pgsql object. */
|
|
if(ast_mutex_trylock(&pgsql_lock)) {
|
|
ast_log(LOG_DEBUG, "Postgresql RealTime: Module usage count is 1.\n");
|
|
return 1;
|
|
}
|
|
ast_mutex_unlock(&pgsql_lock);
|
|
return 0;
|
|
}
|
|
|
|
char *key ()
|
|
{
|
|
return ASTERISK_GPL_KEY;
|
|
}
|
|
|
|
static int pgsql_reconnect(const char *database)
|
|
{
|
|
char my_database[50];
|
|
|
|
if(!database || ast_strlen_zero(database))
|
|
ast_copy_string(my_database, dbname, sizeof(my_database));
|
|
else
|
|
ast_copy_string(my_database, database, sizeof(my_database));
|
|
|
|
/* mutex lock should have been locked before calling this function. */
|
|
|
|
if (pgsqlConn && PQstatus(pgsqlConn) != CONNECTION_OK) {
|
|
PQfinish(pgsqlConn);
|
|
pgsqlConn=NULL;
|
|
}
|
|
|
|
if((!pgsqlConn) && (dbhost || dbsock) && dbuser && dbpass && my_database) {
|
|
char* connInfo=NULL;
|
|
unsigned int size=100
|
|
+strlen(dbhost)
|
|
+strlen(dbuser)
|
|
+strlen(dbpass)
|
|
+strlen(my_database);
|
|
connInfo=malloc(size);
|
|
if (!connInfo)
|
|
{
|
|
ast_log(LOG_WARNING, "Postgresql RealTime: Insufficient memory to allocate Pgsql resource.\n");
|
|
return 0;
|
|
}
|
|
else
|
|
{
|
|
sprintf(connInfo,"host=%s port=%d dbname=%s user=%s password=%s",
|
|
dbhost,dbport,my_database,dbuser,dbpass);
|
|
ast_log(LOG_DEBUG, "%u connInfo=%s\n", size,connInfo);
|
|
pgsqlConn=PQconnectdb(connInfo);
|
|
ast_log(LOG_DEBUG, "%u connInfo=%s\n", size,connInfo);
|
|
free(connInfo);
|
|
connInfo=NULL;
|
|
ast_log(LOG_DEBUG, "pgsqlConn=%p\n", pgsqlConn);
|
|
if (pgsqlConn)
|
|
{
|
|
ast_log(LOG_DEBUG, "Postgresql RealTime: Successfully connected to database.\n");
|
|
connect_time = time(NULL);
|
|
return 1;
|
|
} else {
|
|
ast_log(LOG_ERROR, "Postgresql RealTime: Failed to connect database server %s on %s. Check debug for more info.\n", dbname, dbhost);
|
|
ast_log(LOG_DEBUG, "Postgresql RealTime: Cannot Connect: %s\n", PQresultErrorMessage(NULL));
|
|
return 0;
|
|
}
|
|
}
|
|
} else {
|
|
|
|
ast_log(LOG_DEBUG, "Postgresql RealTime: Everything is fine.\n");
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
static int realtime_pgsql_status(int fd, int argc, char **argv)
|
|
{
|
|
char status[256], status2[100] = "";
|
|
int ctime = time(NULL) - connect_time;
|
|
|
|
if(pgsqlConn && PQstatus(pgsqlConn) == CONNECTION_OK) {
|
|
if(dbhost) {
|
|
snprintf(status, 255, "Connected to %s@%s, port %d", dbname, dbhost, 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, dbhost);
|
|
}
|
|
|
|
if(dbuser && *dbuser) {
|
|
snprintf(status2, 99, " with username %s", dbuser);
|
|
}
|
|
|
|
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);
|
|
}
|
|
|
|
return RESULT_SUCCESS;
|
|
} else {
|
|
return RESULT_FAILURE;
|
|
}
|
|
}
|