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netwatch-dns: early exit with :exit

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Christian Hesse 2026-01-15 09:25:48 +01:00
parent f5a88be0dc
commit f8440e3e77
2 changed files with 7 additions and 12 deletions
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2
doc/netwatch-dns.md
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@ -4,7 +4,7 @@ Manage DNS and DoH servers from netwatch
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17
netwatch-dns.rsc
View file

@ -3,13 +3,12 @@
# Copyright (c) 2022-2026 Christian Hesse <mail@eworm.de>
# https://rsc.eworm.de/COPYING.md
#
# requires RouterOS, version=7.19
# requires RouterOS, version=7.22
# requires device-mode, fetch
#
# monitor and manage dns/doh with netwatch
# https://rsc.eworm.de/doc/netwatch-dns.md
:local ExitOK false;
:onerror Err {
:global GlobalConfigReady; :global GlobalFunctionsReady;
:retry { :if ($GlobalConfigReady != true || $GlobalFunctionsReady != true) \
@ -26,15 +25,13 @@
:global ScriptLock;
:if ([ $ScriptLock $ScriptName ] = false) do={
:set ExitOK true;
:error false;
:exit;
}
:local SettleTime (5m30s - [ /system/resource/get uptime ]);
:if ($SettleTime > 0s) do={
$LogPrint info $ScriptName ("System just booted, giving netwatch " . $SettleTime . " to settle.");
:set ExitOK true;
:error true;
:exit;
}
:local DnsServers ({});
@ -89,8 +86,7 @@
:if ($DohCurrent = $HostInfo->"doh-url" && [ $IsDNSResolving ] = true) do={
$LogPrint debug $ScriptName ("Current DoH server is still up and resolving: " . $DohCurrent);
:set ExitOK true;
:error true;
:exit;
}
:set ($DohServers->[ :len $DohServers ]) $HostInfo;
@ -135,8 +131,7 @@
}
/ip/dns/cache/flush;
$LogPrint info $ScriptName ("Setting DoH server: " . ($DohServer->"doh-url"));
:set ExitOK true;
:error true;
:exit;
} else={
$LogPrint warning $ScriptName ("Received unexpected response from DoH server: " . \
($DohServer->"doh-url"));
@ -144,5 +139,5 @@
}
}
} do={
:global ExitError; $ExitError $ExitOK [ :jobname ] $Err;
:global ExitOnError; $ExitOnError [ :jobname ] $Err;
}