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 file

​

import (

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

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

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

)

​

type Options struct {

    plugin.SystemOptions `conf:"optional,name=System"`

    Timeout              int `conf:"optional,range=1:30"`

    Capacity             int `conf:"optional,range=1:100"`

}

​

// Plugin -

type Plugin struct {

    plugin.Base

    options Options

}

​

var impl Plugin

​

// Export -

func (p *Plugin) Export(key string, params []string, ctx plugin.ContextProvider) (result interface{}, err error) {

    switch key {

    case "vfs.file.cksum":

        return p.exportCksum(params)

    case "vfs.file.contents":

        return p.exportContents(params)

    case "vfs.file.exists":

        return p.exportExists(params)

    case "vfs.file.size":

        return p.exportSize(params)

    case "vfs.file.time":

        return p.exportTime(params)

    case "vfs.file.regexp":

        return p.exportRegexp(params)

    case "vfs.file.regmatch":

        return p.exportRegmatch(params)

    case "vfs.file.md5sum":

        return p.exportMd5sum(params)

    case "vfs.file.owner":

        return p.exportOwner(params)

    case "vfs.file.permissions":

        return p.exportPermissions(params)

    case "vfs.file.get":

        return p.exportGet(params)

    default:

        return nil, plugin.UnsupportedMetricError

    }

}

​

func (p *Plugin) Configure(global *plugin.GlobalOptions, options interface{}) {

    if err := conf.Unmarshal(options, &p.options); err != nil {

        p.Warningf("cannot unmarshal configuration options: %s", err)

    }

    if p.options.Timeout == 0 {

        p.options.Timeout = global.Timeout

    }

}

​

func (p *Plugin) Validate(options interface{}) error {

    var o Options

    return conf.Unmarshal(options, &o)

}

​

var stdOs std.Os

​

func init() {

    stdOs = std.NewOs()

    plugin.RegisterMetrics(&impl, "File",

        "vfs.file.cksum", "Returns File checksum, calculated by the UNIX cksum algorithm.",