Zabbix

/*

** 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 systemd

​

import (

    "encoding/json"

    "fmt"

    "path/filepath"

    "reflect"

    "strings"

    "sync"

​

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

​

    "github.com/godbus/dbus"

)

​

// Plugin -

type Plugin struct {

    plugin.Base

    connections []*dbus.Conn

    mutex       sync.Mutex

}

​

var impl Plugin

​

type unit struct {

    Name        string

    Description string

    LoadState   string

    ActiveState string

    SubState    string

    Followed    string

    Path        string

    JobID       uint32

    JobType     string

    JobPath     string

}

​

type unitFile struct {

    Name            string

    EnablementState string

}

​

type unitJson struct {

    Name          string `json:"{#UNIT.NAME}"`

    Description   string `json:"{#UNIT.DESCRIPTION}"`

    LoadState     string `json:"{#UNIT.LOADSTATE}"`

    ActiveState   string `json:"{#UNIT.ACTIVESTATE}"`

    SubState      string `json:"{#UNIT.SUBSTATE}"`

    Followed      string `json:"{#UNIT.FOLLOWED}"`

    Path          string `json:"{#UNIT.PATH}"`

    JobID         uint32 `json:"{#UNIT.JOBID}"`

    JobType       string `json:"{#UNIT.JOBTYPE}"`

    JobPath       string `json:"{#UNIT.JOBPATH}"`

    UnitFileState string `json:"{#UNIT.UNITFILESTATE}"`

}

​

type state struct {

    State int    `json:"state"`

    Text  string `json:"text"`

}

​

type stateMapping struct {

    unitName   string

    stateNames []string

}

​

func (p *Plugin) getConnection() (*dbus.Conn, error) {

    var err error

    var conn *dbus.Conn

​

    p.mutex.Lock()

    defer p.mutex.Unlock()