#!rsc # RouterOS script: ipv6-update # Copyright (c) 2013-2019 Christian Hesse <mail@eworm.de> # # update firewall and dns settings on IPv6 prefix change :local PdPrefix $"pd-prefix"; :local Pool [ / ipv6 pool get [ find where prefix=$PdPrefix ] name ]; :local AddrList [ / ipv6 firewall address-list find where comment=("ipv6-pool-" . $Pool) ]; :local OldPrefix [ / ipv6 firewall address-list get $AddrList address ]; # give the interfaces a moment to receive their addresses :delay 2s; if ($OldPrefix != $PdPrefix) do={ :log info ("Updating IPv6 address list with new IPv6 prefix " . $PdPrefix); / ipv6 firewall address-list set address=$PdPrefix $AddrList; :foreach Record in=[ / ip dns static find where comment~("ipv6-pool-" . $Pool) ] do={ :local Comment [ :toarray [ / ip dns static get $Record comment ] ]; :local IntName [ :pick [ :pick $Comment 1 ] 10 99 ]; :local Suffix [ :pick [ :pick $Comment 2 ] 7 99 ]; :local Prefix [ / ipv6 address get [ find where interface=$IntName from-pool=$Pool global ] address ]; :local Prefix64 [ :pick $Prefix 0 [ :find $Prefix "::/64" ] ]; :local Name [ / ip dns static get $Record name ]; :if ([ :len $Name ] = 0) do={ :set Name [ / ip dns static get $Record regex ]; } :log info ("Updating DNS record for " . $Name . " to " . $Prefix64 . ":" . $Suffix); / ip dns static set address=($Prefix64 . ":" . $Suffix) $Record; } }