mirror of
https://github.com/eworm-de/routeros-scripts
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45 lines
1.6 KiB
Plaintext
45 lines
1.6 KiB
Plaintext
#!rsc
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# RouterOS script: ipv6-update
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# Copyright (c) 2013-2019 Christian Hesse <mail@eworm.de>
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#
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# update firewall and dns settings on IPv6 prefix change
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:local PdPrefix $"pd-prefix";
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:global ParseKeyValueStore;
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:if ([ :typeof $PdPrefix ] = "nothing") do={
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:log error "This script is supposed to run from ipv6 dhcp-client.";
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:error "Error: See log for details.";
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}
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:local Pool [ / ipv6 pool get [ find where prefix=$PdPrefix ] name ];
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:local AddrList [ / ipv6 firewall address-list find where comment=("ipv6-pool-" . $Pool) ];
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:local OldPrefix [ / ipv6 firewall address-list get $AddrList address ];
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# give the interfaces a moment to receive their addresses
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:delay 2s;
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if ($OldPrefix != $PdPrefix) do={
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:log info ("Updating IPv6 address list with new IPv6 prefix " . $PdPrefix);
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/ ipv6 firewall address-list set address=$PdPrefix $AddrList;
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:foreach Record in=[ / ip dns static find where comment~("^ipv6-pool-" . $Pool . ",") ] do={
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:local Comment [ $ParseKeyValueStore [ / ip dns static get $Record comment ] ];
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:local Prefix [ / ipv6 address get [ find where interface=($Comment->"interface") from-pool=$Pool global ] address ];
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:set Prefix [ :pick $Prefix 0 [ :find $Prefix "::/64" ] ];
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:if ($Prefix~"^[0-9a-f]+:[0-9a-f]+:[0-9a-f]+:") do={ } else={
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:set Prefix ($Prefix . ":");
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}
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:local Name [ / ip dns static get $Record name ];
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:if ([ :len $Name ] = 0) do={
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:set Name [ / ip dns static get $Record regex ];
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}
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:log info ("Updating DNS record for " . $Name . " to " . $Prefix . ":" . ($Comment->"suffix"));
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/ ip dns static set address=($Prefix . ":" . ($Comment->"suffix")) $Record;
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}
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}
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