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-rw-r--r--netwatch-dns.rsc39
1 files changed, 21 insertions, 18 deletions
diff --git a/netwatch-dns.rsc b/netwatch-dns.rsc
index a704c84..9e2f9bc 100644
--- a/netwatch-dns.rsc
+++ b/netwatch-dns.rsc
@@ -1,18 +1,19 @@
#!rsc by RouterOS
# RouterOS script: netwatch-dns
-# Copyright (c) 2022-2024 Christian Hesse <mail@eworm.de>
-# https://git.eworm.de/cgit/routeros-scripts/about/COPYING.md
+# Copyright (c) 2022-2025 Christian Hesse <mail@eworm.de>
+# https://rsc.eworm.de/COPYING.md
#
# requires RouterOS, version=7.16
+# requires device-mode, fetch
#
# monitor and manage dns/doh with netwatch
-# https://git.eworm.de/cgit/routeros-scripts/about/doc/netwatch-dns.md
-
-:global GlobalFunctionsReady;
-:while ($GlobalFunctionsReady != true) do={ :delay 500ms; }
+# https://rsc.eworm.de/doc/netwatch-dns.md
:local ExitOK false;
-:do {
+:onerror Err {
+ :global GlobalConfigReady; :global GlobalFunctionsReady;
+ :retry { :if ($GlobalConfigReady != true || $GlobalFunctionsReady != true) \
+ do={ :error ("Global config and/or functions not ready."); }; } delay=500ms max=50;
:local ScriptName [ :jobname ];
:global CertificateAvailable;
@@ -117,15 +118,17 @@
}
:local Data false;
- :do {
- :set Data ([ /tool/fetch check-certificate=yes-without-crl output=user \
- http-header-field=({ "accept: application/dns-message" }) \
- url=(($DohServer->"doh-url") . "?dns=" . [ :convert to=base64 ([ :rndstr length=2 ] . \
- "\01\00" . "\00\01" . "\00\00" . "\00\00" . "\00\00" . "\09doh-check\05eworm\02de\00" . \
- "\00\10" . "\00\01") ]) as-value ]->"data");
- } on-error={
- $LogPrint warning $ScriptName ("Request to DoH server failed (network or certificate issue): " . \
- ($DohServer->"doh-url"));
+ :onerror Err {
+ :retry {
+ :set Data ([ /tool/fetch check-certificate=yes-without-crl output=user \
+ http-header-field=({ "accept: application/dns-message" }) \
+ url=(($DohServer->"doh-url") . "?dns=" . [ :convert to=base64 ([ :rndstr length=2 ] . \
+ "\01\00" . "\00\01" . "\00\00" . "\00\00" . "\00\00" . "\09doh-check\05eworm\02de\00" . \
+ "\00\10" . "\00\01") ]) as-value ]->"data");
+ } delay=1s max=3;
+ } do={
+ $LogPrint warning $ScriptName ("Request to DoH server " . ($DohServer->"doh-url") . \
+ " failed: " . $Err);
}
:if ($Data != false) do={
@@ -144,6 +147,6 @@
}
}
}
-} on-error={
- :global ExitError; $ExitError $ExitOK [ :jobname ];
+} do={
+ :global ExitError; $ExitError $ExitOK [ :jobname ] $Err;
}