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log-forward: move code into function

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Christian Hesse 2024-03-04 13:48:01 +01:00
parent 49650d8b14
commit 50e1c45880
1 changed files with 77 additions and 72 deletions
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149
log-forward.rsc
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@ -8,89 +8,94 @@
# forward log messages via notification # forward log messages via notification
# https://git.eworm.de/cgit/routeros-scripts/about/doc/log-forward.md # https://git.eworm.de/cgit/routeros-scripts/about/doc/log-forward.md
:local 0 [ :jobname ];
:global GlobalFunctionsReady; :global GlobalFunctionsReady;
:while ($GlobalFunctionsReady != true) do={ :delay 500ms; } :while ($GlobalFunctionsReady != true) do={ :delay 500ms; }
:global Identity; :local Main do={
:global LogForwardFilter; :local ScriptName [ :tostr $1 ];
:global LogForwardFilterMessage;
:global LogForwardInclude;
:global LogForwardIncludeMessage;
:global LogForwardLast;
:global LogForwardRateLimit;
:global EitherOr; :global Identity;
:global HexToNum; :global LogForwardFilter;
:global IfThenElse; :global LogForwardFilterMessage;
:global LogForwardFilterLogForwarding; :global LogForwardInclude;
:global LogPrintExit2; :global LogForwardIncludeMessage;
:global MAX; :global LogForwardLast;
:global ScriptLock; :global LogForwardRateLimit;
:global SendNotification2;
:global SymbolForNotification;
$ScriptLock $0; :global EitherOr;
:global HexToNum;
:global IfThenElse;
:global LogForwardFilterLogForwarding;
:global LogPrintExit2;
:global MAX;
:global ScriptLock;
:global SendNotification2;
:global SymbolForNotification;
:if ([ :typeof $LogForwardRateLimit ] = "nothing") do={ $ScriptLock $ScriptName;
:set LogForwardRateLimit 0;
}
:if ($LogForwardRateLimit > 30) do={ :if ([ :typeof $LogForwardRateLimit ] = "nothing") do={
:set LogForwardRateLimit ($LogForwardRateLimit - 1); :set LogForwardRateLimit 0;
$LogPrintExit2 info $0 ("Rate limit in action, not forwarding logs, if any!") true; }
}
:local Count 0; :if ($LogForwardRateLimit > 30) do={
:local Duplicates false; :set LogForwardRateLimit ($LogForwardRateLimit - 1);
:local Last [ $IfThenElse ([ :len $LogForwardLast ] > 0) [ $HexToNum $LogForwardLast ] -1 ]; $LogPrintExit2 info $ScriptName ("Rate limit in action, not forwarding logs, if any!") true;
:local Messages ""; }
:local Warning false;
:local MessageVal;
:local MessageDups ({});
:local LogForwardFilterLogForwardingCached [ $EitherOr [ $LogForwardFilterLogForwarding ] ("\$^") ]; :local Count 0;
:foreach Message in=[ /log/find where (!(message="") and \ :local Duplicates false;
!(message~$LogForwardFilterLogForwardingCached) and \ :local Last [ $IfThenElse ([ :len $LogForwardLast ] > 0) [ $HexToNum $LogForwardLast ] -1 ];
!(topics~$LogForwardFilter) and !(message~$LogForwardFilterMessage)) or \ :local Messages "";
topics~$LogForwardInclude or message~$LogForwardIncludeMessage ] do={ :local Warning false;
:set MessageVal [ /log/get $Message ]; :local MessageVal;
:local Bullet "information"; :local MessageDups ({});
:if ($Last < [ $HexToNum ($MessageVal->".id") ]) do={ :local LogForwardFilterLogForwardingCached [ $EitherOr [ $LogForwardFilterLogForwarding ] ("\$^") ];
:local DupCount ($MessageDups->($MessageVal->"message")); :foreach Message in=[ /log/find where (!(message="") and \
:if ($MessageVal->"topics" ~ "(warning)") do={ !(message~$LogForwardFilterLogForwardingCached) and \
:set Warning true; !(topics~$LogForwardFilter) and !(message~$LogForwardFilterMessage)) or \
:set Bullet "large-orange-circle"; topics~$LogForwardInclude or message~$LogForwardIncludeMessage ] do={
:set MessageVal [ /log/get $Message ];
:local Bullet "information";
:if ($Last < [ $HexToNum ($MessageVal->".id") ]) do={
:local DupCount ($MessageDups->($MessageVal->"message"));
:if ($MessageVal->"topics" ~ "(warning)") do={
:set Warning true;
:set Bullet "large-orange-circle";
}
:if ($MessageVal->"topics" ~ "(emergency|alert|critical|error)") do={
:set Warning true;
:set Bullet "large-red-circle";
}
:if ($DupCount < 3) do={
:set Messages ($Messages . "\n" . [ $SymbolForNotification $Bullet ] . \
$MessageVal->"time" . " " . [ :tostr ($MessageVal->"topics") ] . " " . $MessageVal->"message");
} else={
:set Duplicates true;
}
:set ($MessageDups->($MessageVal->"message")) ($DupCount + 1);
:set Count ($Count + 1);
} }
:if ($MessageVal->"topics" ~ "(emergency|alert|critical|error)") do={ }
:set Warning true;
:set Bullet "large-red-circle"; :if ($Count > 0) do={
} :set LogForwardRateLimit ($LogForwardRateLimit + 10);
:if ($DupCount < 3) do={
:set Messages ($Messages . "\n" . [ $SymbolForNotification $Bullet ] . \ $SendNotification2 ({ origin=$ScriptName; \
$MessageVal->"time" . " " . [ :tostr ($MessageVal->"topics") ] . " " . $MessageVal->"message"); subject=([ $SymbolForNotification [ $IfThenElse ($Warning = true) "warning-sign" "memo" ] ] . \
} else={ "Log Forwarding"); \
:set Duplicates true; message=("The log on " . $Identity . " contains " . [ $IfThenElse ($Count = 1) "this message" \
} ("these " . $Count . " messages") ] . " after " . [ /system/resource/get uptime ] . " uptime." . \
:set ($MessageDups->($MessageVal->"message")) ($DupCount + 1); [ $IfThenElse ($Duplicates = true) (" Multi-repeated messages have been skipped.") ] . \
:set Count ($Count + 1); [ $IfThenElse ($LogForwardRateLimit > 30) ("\nRate limit in action, delaying forwarding.") ] . \
"\n" . $Messages) });
:set LogForwardLast ($MessageVal->".id");
} else={
:set LogForwardRateLimit [ $MAX 0 ($LogForwardRateLimit - 1) ];
} }
} }
:if ($Count > 0) do={ $Main [ :jobname ];
:set LogForwardRateLimit ($LogForwardRateLimit + 10);
$SendNotification2 ({ origin=$0; \
subject=([ $SymbolForNotification [ $IfThenElse ($Warning = true) "warning-sign" "memo" ] ] . \
"Log Forwarding"); \
message=("The log on " . $Identity . " contains " . [ $IfThenElse ($Count = 1) "this message" \
("these " . $Count . " messages") ] . " after " . [ /system/resource/get uptime ] . " uptime." . \
[ $IfThenElse ($Duplicates = true) (" Multi-repeated messages have been skipped.") ] . \
[ $IfThenElse ($LogForwardRateLimit > 30) ("\nRate limit in action, delaying forwarding.") ] . \
"\n" . $Messages) });
:set LogForwardLast ($MessageVal->".id");
} else={
:set LogForwardRateLimit [ $MAX 0 ($LogForwardRateLimit - 1) ];
}