Puppet Class: resolvconf

Defined in:
modules/resolvconf/manifests/init.pp

Summary

simple class to configure resolv.conf

Overview

SPDX-License-Identifier: Apache-2.0

Parameters:

  • nameservers (Array[Stdlib::Host,1]) —

    a list of nameserveres to configre

  • domain_search (Array[Stdlib::Fqdn]) (defaults to: [$facts['networking']['domain']]) —

    a list of domains to add to the domain search list

  • timeout (Integer[1,30]) (defaults to: 1) —

    the timeout option

  • attempts (Integer[1,5]) (defaults to: 3) —

    the attempts option

  • ndots (Integer[1,15]) (defaults to: 1) —

    the ndots option

  • disable_resolvconf (Boolean) (defaults to: false) —

    stop resolvconf from messing with our resolv.conf

  • disable_dhcpupdates (Boolean) (defaults to: false) —

    stop dhcpd from messing with our resolv.conf

  • manage_resolv_conf (Boolean) (defaults to: true) —

    if false dont try to manage resolv_conf, usefull for docker runs



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# File 'modules/resolvconf/manifests/init.pp', line 11

class resolvconf (
    Array[Stdlib::Host,1] $nameservers,
    Array[Stdlib::Fqdn]   $domain_search       = [$facts['networking']['domain']],
    Integer[1,30]         $timeout             = 1,
    Integer[1,5]          $attempts            = 3,
    Integer[1,15]         $ndots               = 1,
    Boolean               $disable_resolvconf  = false,
    Boolean               $disable_dhcpupdates = false,
    Boolean               $manage_resolv_conf  = true,
) {
    $_nameservers = $nameservers.map |$nameserver| {
        if $nameserver =~ Stdlib::IP::Address {
            $nameserver
        } else {
            $nameserver.ipresolve(4)
        }
    }
    if $disable_resolvconf {
        file { '/sbin/resolvconf':
            owner  => 'root',
            group  => 'root',
            mode   => '0555',
            source => 'puppet:///modules/resolvconf/resolvconf.dummy',
        }
    }
    if $disable_dhcpupdates {
        file { '/etc/dhcp/dhclient-enter-hooks.d':
            ensure => 'directory',
        }

        file { '/etc/dhcp/dhclient-enter-hooks.d/nodnsupdate':
            owner  => 'root',
            group  => 'root',
            mode   => '0555',
            source => 'puppet:///modules/resolvconf/nodnsupdate',
        }
    }

    if $manage_resolv_conf {
        file { '/etc/resolv.conf':
            owner   => 'root',
            group   => 'root',
            mode    => '0444',
            content => template('resolvconf/resolv.conf.erb'),
        }
    }
}