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-rw-r--r--dhcp-to-dns.rsc23
1 files changed, 13 insertions, 10 deletions
diff --git a/dhcp-to-dns.rsc b/dhcp-to-dns.rsc
index 59daef4..ee12697 100644
--- a/dhcp-to-dns.rsc
+++ b/dhcp-to-dns.rsc
@@ -38,7 +38,7 @@ $ScriptLock $0 false 10;
}
:local PlaceBefore ([ /ip/dns/static/find where (name=$CommentString or (comment=$CommentString and name=-)) type=NXDOMAIN disabled ]->0);
-:foreach DnsRecord in=[ /ip/dns/static/find where comment~("^" . $CommentPrefix) ] do={
+:foreach DnsRecord in=[ /ip/dns/static/find where comment~("^" . $CommentPrefix) !(type=CNAME) ] do={
:local DnsRecordVal [ /ip/dns/static/get $DnsRecord ];
:local MacAddress [ $CharacterReplace ($DnsRecordVal->"comment") $CommentPrefix "" ];
:if ([ :len [ /ip/dhcp-server/lease/find where mac-address=$MacAddress address=($DnsRecordVal->"address") status=bound ] ] > 0) do={
@@ -47,6 +47,7 @@ $ScriptLock $0 false 10;
:local Found false;
$LogPrintExit2 info $0 ("Lease expired for " . $MacAddress . " (" . $DnsRecordVal->"name" . "), deleting DNS entry.") false;
/ip/dns/static/remove $DnsRecord;
+ /ip/dns/static/remove [ find where type=CNAME cname=($DnsRecordVal->"name") comment=($DnsRecordVal->"comment") ];
}
}
@@ -60,12 +61,11 @@ $ScriptLock $0 false 10;
:if ([ :len ($LeaseVal->"address") ] > 0) do={
:local Comment ($CommentPrefix . $LeaseVal->"mac-address");
- :local HostName [ $IfThenElse ([ :len ($LeaseVal->"host-name") ] = 0) \
- [ $CharacterReplace ($LeaseVal->"mac-address") ":" "-" ] \
- [ $CharacterReplace ($LeaseVal->"host-name") " " "" ] ];
+ :local MacDash [ $CharacterReplace ($LeaseVal->"mac-address") ":" "-" ];
+ :local HostName [ $CharacterReplace ($LeaseVal->"host-name") " " "" ];
:local Domain ([ $IfThenElse ($ServerNameInZone = true) ($LeaseVal->"server" . ".") ] . $Zone);
- :local DnsRecord [ /ip/dns/static/find where name=($HostName . "." . $Domain) ];
+ :local DnsRecord [ /ip/dns/static/find where name=($MacDash . "." . $Domain) ];
:if ([ :len $DnsRecord ] > 0) do={
:local DnsIp [ /ip/dns/static/get $DnsRecord address ];
@@ -82,14 +82,17 @@ $ScriptLock $0 false 10;
}
:if ($DnsIp = $LeaseVal->"address") do={
- $LogPrintExit2 debug $0 ("DNS entry for " . ($HostName . "." . $Domain) . " does not need updating.") false;
+ $LogPrintExit2 debug $0 ("DNS entry for " . ($MacDash . "." . $Domain) . " does not need updating.") false;
} else={
- $LogPrintExit2 info $0 ("Replacing DNS entry for " . ($HostName . "." . $Domain) . ", new address is " . $LeaseVal->"address" . ".") false;
- /ip/dns/static/set name=($HostName . "." . $Domain) address=($LeaseVal->"address") ttl=$Ttl comment=$Comment $DnsRecord;
+ $LogPrintExit2 info $0 ("Replacing DNS entry for " . ($MacDash . "." . $Domain) . ", new address is " . $LeaseVal->"address" . ".") false;
+ /ip/dns/static/set name=($MacDash . "." . $Domain) address=($LeaseVal->"address") ttl=$Ttl comment=$Comment $DnsRecord;
}
} else={
- $LogPrintExit2 info $0 ("Adding new DNS entry for " . ($HostName . "." . $Domain) . ", address is " . $LeaseVal->"address" . ".") false;
- /ip/dns/static/add name=($HostName . "." . $Domain) address=($LeaseVal->"address") ttl=$Ttl comment=$Comment place-before=$PlaceBefore;
+ $LogPrintExit2 info $0 ("Adding new DNS entry for " . ($MacDash . "." . $Domain) . ", address is " . $LeaseVal->"address" . ".") false;
+ /ip/dns/static/add name=($MacDash . "." . $Domain) type=A address=($LeaseVal->"address") ttl=$Ttl comment=$Comment place-before=$PlaceBefore;
+ :if ([ :len $HostName ] > 0) do={
+ /ip/dns/static/add name=($HostName . "." . $Domain) type=CNAME cname=($MacDash . "." . $Domain) ttl=$Ttl comment=$Comment place-before=$PlaceBefore;
+ }
}
} else={
$LogPrintExit2 debug $0 ("No address available... Ignoring.") false;