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netwatch-dns: check with eworm.de and eworm.net

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This should prevent against DENIC outages...

https://blog.denic.de/en/denic-reports-resolved-dnssec-disruption-affecting-de-domains/
This commit is contained in:
Christian Hesse 2026-05-06 09:06:26 +02:00
parent 0ef11bf11d
commit 3aaba1f408
1 changed files with 5 additions and 3 deletions
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8
netwatch-dns.rsc
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@ -115,13 +115,15 @@
:local Data false;
:onerror Err {
:local I 1;
:retry {
:set I ($I ^ 1);
:set Data ([ /tool/fetch check-certificate=yes-without-crl output=user \
http-header-field=({ "accept: application/dns-message" }) \
url=(($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;
"\01\00" . "\00\01" . "\00\00" . "\00\00" . "\00\00" . "\09doh-check\05eworm" . \
({ "\02de"; "\03net" }->$I) . "\00" . "\00\10" . "\00\01") ]) as-value ]->"data");
} delay=500ms max=6;
} do={
$LogPrint warning $ScriptName ("Request to DoH server " . ($DohServer->"doh-url") . \
" failed: " . $Err);