Zabbix

/*

** Zabbix

** Copyright (C) 2001-2023 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 web

​

import (

    "bytes"

    "crypto/tls"

    "fmt"

    "net"

    "net/http"

    "net/http/httputil"

    "time"

​

    "zabbix.com/internal/agent"

    "zabbix.com/pkg/version"

)

​

// Get makes a GET request to the provided web page url, using an http client, provides a response dump if dump

// parameter is set

func Get(url string, timeout time.Duration, dump bool) (string, error) {

    req, err := http.NewRequest("GET", url, nil)

    if err != nil {

        return "", fmt.Errorf("Cannot create new request: %s", err)

    }

​

    req.Header = map[string][]string{

        "User-Agent": {"Zabbix " + version.Long()},

    }

​

    client := &http.Client{

        Transport: &http.Transport{

            TLSClientConfig:   &tls.Config{InsecureSkipVerify: true},

            Proxy:             http.ProxyFromEnvironment,

            DisableKeepAlives: true,

            DialContext: (&net.Dialer{

                LocalAddr: &net.TCPAddr{IP: net.ParseIP(agent.Options.SourceIP), Port: 0},

            }).DialContext,

        },

        Timeout:       timeout,

        CheckRedirect: disableRedirect,

    }

​

    resp, err := client.Do(req)

    if err != nil {

        return "", fmt.Errorf("Cannot get content of web page: %s", err)

    }