Zabbix

/*

** Copyright (C) 2001-2025 Zabbix SIA

**

** This program is free software: you can redistribute it and/or modify it under the terms of

** the GNU Affero General Public License as published by the Free Software Foundation, version 3.

**

** 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 Affero General Public License for more details.

**

** You should have received a copy of the GNU Affero General Public License along with this program.

** If not, see <https://www.gnu.org/licenses/>.

**/

​

package docker

​

import (

    "context"

    "encoding/json"

    "io/ioutil"

    "net"

    "net/http"

    "path"

    "time"

​

    "golang.zabbix.com/sdk/zbxerr"

)

​

type client struct {

    client http.Client

}

​

func newClient(socketPath string, timeout int) *client {

    transport := &http.Transport{

        DialContext: func(_ context.Context, _, _ string) (net.Conn, error) {

            return net.Dial("unix", socketPath)

        },

    }

​

    client := client{}

    client.client = http.Client{

        Transport: transport,

        Timeout:   time.Duration(timeout) * time.Second,

    }

​

    return &client

}

​

func (cli *client) Query(queryPath string) ([]byte, error) {

    resp, err := cli.client.Get("http://" + path.Join(dockerVersion, queryPath))

    if err != nil {

        return nil, zbxerr.ErrorCannotFetchData.Wrap(err)

    }

    defer resp.Body.Close()

​

    body, err := ioutil.ReadAll(resp.Body)

    if err != nil {

        return nil, zbxerr.ErrorCannotFetchData.Wrap(err)

    }

​

    if resp.StatusCode != http.StatusOK {

        var apiErr ErrorMessage

​