56 lines
2.1 KiB
Plaintext
56 lines
2.1 KiB
Plaintext
#!rsc by RouterOS
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# RouterOS script: update-tunnelbroker
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# Copyright (c) 2013-2023 Christian Hesse <mail@eworm.de>
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# Michael Gisbers <michael@gisbers.de>
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# https://git.eworm.de/cgit/routeros-scripts/about/COPYING.md
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#
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# provides: ppp-on-up
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#
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# update local address of tunnelbroker interface
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# https://git.eworm.de/cgit/routeros-scripts/about/doc/update-tunnelbroker.md
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:local 0 "update-tunnelbroker";
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:global GlobalFunctionsReady;
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:while ($GlobalFunctionsReady != true) do={ :delay 500ms; }
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:global CertificateAvailable;
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:global LogPrintExit2;
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:global ParseKeyValueStore;
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:if ([ $CertificateAvailable "Starfield Secure Certificate Authority - G2" ] = false) do={
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$LogPrintExit2 error $0 ("Downloading required certificate failed.") true;
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}
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:foreach Interface in=[ /interface/6to4/find where comment~"^tunnelbroker" !disabled ] do={
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:local I 0;
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:local Response "";
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:local InterfaceVal [ /interface/6to4/get $Interface ];
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:local Comment [ $ParseKeyValueStore ($InterfaceVal->"comment") ];
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:while ($I < 3 && $Response = "") do={
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:do {
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:set Response ([ /tool/fetch check-certificate=yes-without-crl \
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("https://ipv4.tunnelbroker.net/nic/update\?hostname=" . $Comment->"id") \
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user=($Comment->"user") password=($Comment->"pass") output=user as-value ]->"data");
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} on-error={
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:delay 10s;
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:set I ($I + 1);
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}
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}
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:if (!($Response~"^(good|nochg) ")) do={
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$LogPrintExit2 error $0 ("Failed sending the local address to tunnelbroker or unexpected response!") true;
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}
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:local PublicAddress [ :pick $Response ([ :find $Response " " ] + 1) [ :find $Response "\n" ] ];
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:if ($PublicAddress != $InterfaceVal->"local-address") do={
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:if ([ :len [ /ip/address find where address~("^" . $PublicAddress . "/") ] ] < 1) do={
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$LogPrintExit2 warning $0 ("The address " . $PublicAddress . " is not configured on your device. NAT by ISP?") false;
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}
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$LogPrintExit2 info $0 ("Local address changed, updating tunnel configuration with address: " . $PublicAddress) false;
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/interface/6to4/set $Interface local-address=$PublicAddress;
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}
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}
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