diff options
Diffstat (limited to 'ipsec-to-dns')
-rw-r--r-- | ipsec-to-dns | 68 |
1 files changed, 1 insertions, 67 deletions
diff --git a/ipsec-to-dns b/ipsec-to-dns index 530c714..2da00ca 100644 --- a/ipsec-to-dns +++ b/ipsec-to-dns @@ -1,69 +1,3 @@ #!rsc by RouterOS -# RouterOS script: ipsec-to-dns -# Copyright (c) 2021-2023 Christian Hesse <mail@eworm.de> -# https://git.eworm.de/cgit/routeros-scripts/about/COPYING.md # -# and add/remove/update DNS entries from IPSec mode-config -# https://git.eworm.de/cgit/routeros-scripts/about/doc/ipsec-to-dns.md - -:local 0 "ipsec-to-dns"; -:global GlobalFunctionsReady; -:while ($GlobalFunctionsReady != true) do={ :delay 500ms; } - -:global Domain; -:global HostNameInZone; -:global Identity; -:global PrefixInZone; - -:global CharacterReplace; -:global EscapeForRegEx; -:global IfThenElse; -:global LogPrintExit2; - -:local Zone \ - ([ $IfThenElse ($PrefixInZone = true) "ipsec." ] . \ - [ $IfThenElse ($HostNameInZone = true) ($Identity . ".") ] . $Domain); -:local Ttl 5m; -:local CommentPrefix ("managed by " . $0 . " for "); -:local CommentString ("--- " . $0 . " above ---"); - -:if ([ :len [ /ip/dns/static/find where comment=$CommentString name=- type=NXDOMAIN disabled ] ] = 0) do={ - /ip/dns/static/add comment=$CommentString name=- type=NXDOMAIN disabled=yes; - $LogPrintExit2 warning $0 ("Added disabled static dns record with comment '" . $CommentString . "'.") false; -} -:local PlaceBefore ([ /ip/dns/static/find where comment=$CommentString name=- type=NXDOMAIN disabled ]->0); - -:foreach DnsRecord in=[ /ip/dns/static/find where comment ~ $CommentPrefix ] do={ - :local DnsRecordVal [ /ip/dns/static/get $DnsRecord ]; - :local PeerId [ $CharacterReplace ($DnsRecordVal->"comment") $CommentPrefix "" ]; - :if ([ :len [ /ip/ipsec/active-peers/find where id~("^(CN=)?" . [ $EscapeForRegEx $PeerId ] . "\$") \ - dynamic-address=($DnsRecordVal->"address") ] ] > 0) do={ - $LogPrintExit2 debug $0 ("Peer " . $PeerId . " (" . $DnsRecordVal->"name" . ") still exists. Not deleting DNS entry.") false; - } else={ - :local Found false; - $LogPrintExit2 info $0 ("Peer " . $PeerId . " (" . $DnsRecordVal->"name" . ") has gone, deleting DNS entry.") false; - /ip/dns/static/remove $DnsRecord; - } -} - -:foreach Peer in=[ /ip/ipsec/active-peers/find where !(dynamic-address=[]) ] do={ - :local PeerVal [ /ip/ipsec/active-peers/get $Peer ]; - :local PeerId [ $CharacterReplace ($PeerVal->"id") "CN=" "" ]; - :local Comment ($CommentPrefix . $PeerId); - :local HostName [ :pick $PeerId 0 [ :find ($PeerId . ".") "." ] ]; - - :local Fqdn ($HostName . "." . $Zone); - :local DnsRecord [ /ip/dns/static/find where name=$Fqdn ]; - :if ([ :len $DnsRecord ] > 0) do={ - :local DnsIp [ /ip/dns/static/get $DnsRecord address ]; - :if ($DnsIp = $PeerVal->"dynamic-address") do={ - $LogPrintExit2 debug $0 ("DNS entry for " . $Fqdn . " does not need updating.") false; - } else={ - $LogPrintExit2 info $0 ("Replacing DNS entry for " . $Fqdn . ", new address is " . $PeerVal->"dynamic-address" . ".") false; - /ip/dns/static/set name=$Fqdn address=($PeerVal->"dynamic-address") ttl=$Ttl comment=$Comment $DnsRecord; - } - } else={ - $LogPrintExit2 info $0 ("Adding new DNS entry for " . $Fqdn . ", address is " . $PeerVal->"dynamic-address" . ".") false; - /ip/dns/static/add name=$Fqdn address=($PeerVal->"dynamic-address") ttl=$Ttl comment=$Comment place-before=$PlaceBefore; - } -} +# dummy for migration |