Puppet Class: nomad_cni::firewall::vxlan

Defined in:
manifests/firewall/vxlan.pp

Overview

Class: nomad_cni::firewall::vxlan

Parameters

interface

String

Name of the network Interface to NAT

provider

Enum[‘iptables’, ‘ip6tables’]

Iptables provider: iptables or ip6tables

rule_order

Nomad_cni::Digits

Iptables rule order

Parameters:

  • rule_order (Nomad_cni::Digits)
  • provider (Array[Enum['iptables', 'ip6tables']])
  • interface (String) 


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# File 'manifests/firewall/vxlan.pp', line 15

class nomad_cni::firewall::vxlan (
  Nomad_cni::Digits $rule_order,
  Array[Enum['iptables', 'ip6tables']] $provider,
  String $interface,
) {
  assert_private()

  $provider.each |$iptables_provider| {
    $ip_address = $iptables_provider ? {
      'iptables'  => $facts['networking']['interfaces'][$interface]['ip'],
      'ip6tables' => $facts['networking']['interfaces'][$interface]['ip6'],
    }
    @@firewall { "${rule_order} allow traffic on UDP port 4789 through ${interface} from ${ip_address} using provider ${iptables_provider}":
      tag      => "${module_name}_fw_${facts['agent_specified_environment']}",
      action   => accept,
      chain    => 'CNI-ISOLATION-INPUT',
      dport    => 4789,
      proto    => udp,
      provider => $iptables_provider,
      source   => $ip_address;
    }
  }

  Firewall <<| tag == "${module_name}_fw_${facts['agent_specified_environment']}" |>>
}