Defined Type: wireguard::interface
- Defined in:
- manifests/interface.pp
Summary
manages a wireguard setupOverview
}
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# File 'manifests/interface.pp', line 97
define wireguard::interface (
Enum['present', 'absent'] $ensure = 'present',
Wireguard::Peers $peers = [],
Optional[String[1]] $endpoint = undef,
Integer[0, 65535] $persistent_keepalive = 0,
Array[Stdlib::IP::Address] $destination_addresses = delete_undef_values([$facts['networking']['ip'], $facts['networking']['ip6'],]),
String[1] $interface = $title,
Integer[1024, 65000] $dport = Integer(regsubst($title, '^\D+(\d+)$', '\1')),
Optional[String[1]] $table = undef,
Optional[Integer[0, 4294967295]] $firewall_mark = undef,
String[1] $input_interface = $facts['networking']['primary'],
Boolean $manage_firewall = $facts['os']['family'] ? { 'Gentoo' => false, default => true },
Array[Stdlib::IP::Address] $source_addresses = [],
Array[Hash[String,Variant[Stdlib::IP::Address::V4,Stdlib::IP::Address::V6]]] $addresses = [],
Optional[String[1]] $description = undef,
Optional[Integer[1200, 9000]] $mtu = undef,
Optional[String[1]] $public_key = undef,
Array[Hash[String[1], Variant[String[1], Boolean]]] $routes = [],
Optional[String[1]] $private_key = undef,
Optional[String[1]] $preshared_key = undef,
Enum['systemd', 'wgquick'] $provider = 'systemd',
Array[String[1]] $preup_cmds = [],
Array[String[1]] $postup_cmds = [],
Array[String[1]] $predown_cmds = [],
Array[String[1]] $postdown_cmds = [],
Optional[Stdlib::Port] $endpoint_port = undef,
) {
include wireguard
if empty($peers) and !$public_key {
warning('peers or public_key have to been set')
}
$_endpoint_port = if $endpoint_port {
$endpoint_port
} elsif ($endpoint and $endpoint =~ /:(\d+)$/) {
Integer($1)
} else {
undef
}
if $manage_firewall {
$source_addresses.each |$index1, $saddr| {
if $saddr =~ Stdlib::IP::Address::V4 {
if empty($destination_addresses) {
nftables::simplerule { "allow_in_wg_${interface}-${index1}":
action => 'accept',
comment => "Allow traffic from interface ${input_interface} from IP ${saddr} for wireguard tunnel ${interface}",
dport => $dport,
sport => $_endpoint_port,
proto => 'udp',
saddr => $saddr,
iifname => $input_interface,
notify => Service['systemd-networkd'],
}
nftables::simplerule { "allow_out_wg_${interface}-${index1}":
action => 'accept',
comment => "Allow traffic out interface ${input_interface} to IP ${saddr} for wireguard tunnel ${interface}",
dport => $_endpoint_port,
sport => $dport,
proto => 'udp',
daddr => $saddr,
oifname => $input_interface,
chain => 'default_out',
notify => Service['systemd-networkd'],
}
} else {
$destination_addresses.each |$index2, $_daddr| {
if $_daddr =~ Stdlib::IP::Address::V4 {
nftables::simplerule { "allow_in_wg_${interface}-${index1}${index2}":
action => 'accept',
comment => "Allow traffic from interface ${input_interface} from IP ${saddr} for wireguard tunnel ${interface}",
dport => $dport,
sport => $_endpoint_port,
proto => 'udp',
daddr => $_daddr,
saddr => $saddr,
iifname => $input_interface,
notify => Service['systemd-networkd'],
}
nftables::simplerule { "allow_out_wg_${interface}-${index1}${index2}":
action => 'accept',
comment => "Allow traffic out interface ${input_interface} to IP ${saddr} for wireguard tunnel ${interface}",
dport => $_endpoint_port,
sport => $dport,
proto => 'udp',
daddr => $saddr,
saddr => $_daddr,
oifname => $input_interface,
chain => 'default_out',
notify => Service['systemd-networkd'],
}
}
}
}
} else {
if empty($destination_addresses) {
nftables::simplerule { "allow_in_wg_${interface}-${index1}":
action => 'accept',
comment => "Allow traffic from interface ${input_interface} from IP ${saddr} for wireguard tunnel ${interface}",
dport => $dport,
sport => $_endpoint_port,
proto => 'udp',
saddr => $saddr,
iifname => $input_interface,
notify => Service['systemd-networkd'],
}
nftables::simplerule { "allow_out_wg_${interface}-${index1}":
action => 'accept',
comment => "Allow traffic out interface ${input_interface} to IP ${saddr} for wireguard tunnel ${interface}",
dport => $_endpoint_port,
sport => $dport,
proto => 'udp',
daddr => $saddr,
oifname => $input_interface,
chain => 'default_out',
notify => Service['systemd-networkd'],
}
} else {
$destination_addresses.each |$index2, $_daddr| {
if $_daddr =~ Stdlib::IP::Address::V6 {
nftables::simplerule { "allow_in_wg_${interface}-${index1}${index2}":
action => 'accept',
comment => "Allow traffic from interface ${input_interface} from IP ${saddr} for wireguard tunnel ${interface}",
dport => $dport,
sport => $_endpoint_port,
proto => 'udp',
daddr => $_daddr,
saddr => $saddr,
iifname => $input_interface,
notify => Service['systemd-networkd'],
}
nftables::simplerule { "allow_out_wg_${interface}-${index1}${index2}":
action => 'accept',
comment => "Allow traffic out interface ${input_interface} to IP ${saddr} for wireguard tunnel ${interface}",
dport => $_endpoint_port,
sport => $dport,
proto => 'udp',
daddr => $saddr,
saddr => $_daddr,
oifname => $input_interface,
chain => 'default_out',
notify => Service['systemd-networkd'],
}
}
}
}
}
}
}
$private_key_path = "${wireguard::config_directory}/${interface}"
if $private_key {
file { $private_key_path:
ensure => 'file',
content => $private_key,
owner => 'root',
group => 'systemd-network',
mode => '0640',
notify => Exec["generate public key ${interface}"],
}
} else {
exec { "generate private key ${interface}":
command => "wg genkey > ${interface}",
cwd => $wireguard::config_directory,
creates => $private_key_path,
path => '/usr/bin',
before => File[$private_key_path],
notify => Exec["generate public key ${interface}"],
}
file { $private_key_path:
ensure => 'file',
owner => 'root',
group => 'systemd-network',
mode => '0640',
}
}
exec { "generate public key ${interface}":
command => "wg pubkey < ${interface} > ${interface}.pub",
cwd => $wireguard::config_directory,
creates => "${wireguard::config_directory}/${interface}.pub",
path => '/usr/bin',
}
file { "${wireguard::config_directory}/${interface}.pub":
ensure => 'file',
owner => 'root',
group => 'root',
mode => '0600',
require => Exec["generate public key ${interface}"],
}
if $public_key {
$peer = [{
public_key => $public_key,
endpoint => $endpoint,
preshared_key => $preshared_key,
persistent_keepalive => $persistent_keepalive,
}]
} else {
$peer = []
}
case $provider {
'systemd': {
if !empty($preup_cmds) {
warning('PreUp commands are not supported by systemd-networkd')
}
if !empty($postup_cmds) {
warning('PostUp commands are not supported by systemd-networkd')
}
if !empty($predown_cmds) {
warning('PreDown commands are not supported by systemd-networkd')
}
if !empty($postdown_cmds) {
warning('PostDown commands are not supported by systemd-networkd')
}
wireguard::provider::systemd { $interface :
ensure => $ensure,
interface => $interface,
peers => $peers + $peer,
dport => $dport,
firewall_mark => $firewall_mark,
addresses => $addresses,
description => $description,
mtu => $mtu,
routes => $routes,
default_allowlist => $wireguard::default_allowlist,
}
}
'wgquick': {
wireguard::provider::wgquick { $interface :
ensure => $ensure,
interface => $interface,
peers => $peers + $peer,
dport => $dport,
table => $table,
firewall_mark => $firewall_mark,
addresses => $addresses,
preup_cmds => $preup_cmds,
postup_cmds => $postup_cmds,
predown_cmds => $predown_cmds,
postdown_cmds => $postdown_cmds,
mtu => $mtu,
default_allowlist => $wireguard::default_allowlist,
}
}
default: {
fail("provider ${provider} not supported")
}
}
}
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