root / manifests / rules / dnat4.pp @ 31b17627
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| 1 | 351a88fb | tr | # manage a ipv4 dnat rule |
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| 2 | 11bf7237 | Steve Traylen | define nftables::rules::dnat4 ( |
| 3 | 31b17627 | Steve Traylen | Pattern[/^[12]?\d{1,2}\.[12]?\d{1,2}\.[12]?\d{1,2}\.[12]?\d{1,2}$/] $daddr,
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| 4 | Variant[String,Integer[1,65535]] $port, |
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| 5 | Pattern[/^[a-zA-Z0-9_]+$/] $rulename = $title, |
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| 6 | Pattern[/^\d\d$/] $order = '50', |
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| 7 | String[1] $chain = 'default_fwd', |
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| 8 | Optional[String[1]] $iif = undef, |
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| 9 | Enum['tcp','udp'] $proto = 'tcp', |
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| 10 | Optional[Variant[String,Integer[1,65535]]] $dport = '', |
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| 11 | Enum['present','absent'] $ensure = 'present', |
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| 12 | 351a88fb | tr | ) {
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| 13 | $iifname = $iif ? {
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| 14 | undef => '', |
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| 15 | default => "iifname ${iif} ",
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| 16 | } |
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| 17 | $filter_port = $dport ? {
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| 18 | '' => $port, |
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| 19 | default => $dport, |
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| 20 | } |
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| 21 | $nat_port = $dport ? {
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| 22 | '' => '', |
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| 23 | default => ":${dport}",
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| 24 | } |
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| 25 | |||
| 26 | 11bf7237 | Steve Traylen | nftables::rule {
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| 27 | 351a88fb | tr | default: |
| 28 | ensure => $ensure, |
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| 29 | order => $order; |
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| 30 | "${chain}-${rulename}":
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| 31 | content => "${iifname}ip daddr ${daddr} ${proto} dport ${filter_port} accept";
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| 32 | "PREROUTING-${rulename}":
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| 33 | table => 'ip-nat', |
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| 34 | content => "${iifname}${proto} dport ${port} dnat to ${daddr}${nat_port}";
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| 35 | } |
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| 36 | } |