Zabbix

//go:build !windows

// +build !windows

​

/*

** Zabbix

** Copyright (C) 2001-2022 Zabbix SIA

**

** This program is free software; you can redistribute it and/or modify

** it under the terms of the GNU General Public License as published by

** the Free Software Foundation; either version 2 of the License, or

** (at your option) any later version.

**

** This program is distributed in the hope that it will be useful,

** but WITHOUT ANY WARRANTY; without even the implied warranty of

** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

** GNU General Public License for more details.

**

** You should have received a copy of the GNU General Public License

** along with this program; if not, write to the Free Software

** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

**/

​

package postgres

​

import (

    "database/sql"

    "fmt"

    "os"

    "time"

​

    "git.zabbix.com/ap/plugin-support/log"

)

​

var sharedConn *PGConn

​

func getConnPool() (*PGConn, error) {

    return sharedConn, nil

}

​

func getEnv() (pgAddr, pgUser, pgPwd, pgDb string) {

    pgAddr = os.Getenv("PG_ADDR")

    pgUser = os.Getenv("PG_USER")

    pgPwd = os.Getenv("PG_PWD")

    pgDb = os.Getenv("PG_DB")

​

    if pgAddr == "" {

        pgAddr = "localhost:5432"

    }

    if pgUser == "" {

        pgUser = "postgres"

    }

    if pgPwd == "" {

        pgPwd = "postgres"

    }

    if pgDb == "" {

        pgDb = "postgres"

    }

​

    return

}

​

func createConnection() error {

    pgAddr, pgUser, pgPwd, pgDb := getEnv()