diff options
Diffstat (limited to 'netwatch-notify')
| -rw-r--r-- | netwatch-notify | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/netwatch-notify b/netwatch-notify deleted file mode 100644 index f95f426..0000000 --- a/netwatch-notify +++ /dev/null @@ -1,180 +0,0 @@ -#!rsc by RouterOS -# RouterOS script: netwatch-notify -# Copyright (c) 2020-2022 Christian Hesse <mail@eworm.de> -# https://git.eworm.de/cgit/routeros-scripts/about/COPYING.md -# -# monitor netwatch and send notifications -# https://git.eworm.de/cgit/routeros-scripts/about/doc/netwatch-notify.md - -:local 0 "netwatch-notify"; -:global GlobalFunctionsReady; -:while ($GlobalFunctionsReady != true) do={ :delay 500ms; } - -:global NetwatchNotify; - -:global EitherOr; -:global IfThenElse; -:global IsDNSResolving; -:global LogPrintExit2; -:global ParseKeyValueStore; -:global ScriptLock; -:global SendNotification2; -:global SymbolForNotification; - -:local NetwatchNotifyHook do={ - :local Name [ :tostr $1 ]; - :local Type [ :tostr $2 ]; - :local State [ :tostr $3 ]; - :local Hook [ :tostr $4 ]; - - :global LogPrintExit2; - :global ValidateSyntax; - - :if ([ $ValidateSyntax $Hook ] = true) do={ - :do { - [ :parse $Hook ]; - } on-error={ - $LogPrintExit2 warning $0 ("The " . $State . "-hook for " . $Type . " '" . $Name . \ - "' failed to run.") false; - :return ("The hook failed to run."); - } - } else={ - $LogPrintExit2 warning $0 ("The " . $State . "-hook for " . $Type . " '" . $Name . \ - "' failed syntax validation.") false; - :return ("The hook failed syntax validation."); - } - - $LogPrintExit2 info $0 ("Ran hook on " . $Type . " '" . $Name . "' " . $State . ": " . \ - $Hook) false; - :return ("Ran hook:\n" . $Hook); -} - -$ScriptLock $0; - -:if ([ /system/resource/get uptime ] < 5m) do={ - $LogPrintExit2 info $0 ("System just booted, giving netwatch some time to settle.") true; -} - -:if ([ :typeof $NetwatchNotify ] = "nothing") do={ - :set NetwatchNotify ({}); -} - -:foreach Host in=[ /tool/netwatch/find where comment~"notify" !disabled ] do={ - :local HostVal [ /tool/netwatch/get $Host ]; - :local Type [ $IfThenElse ($HostVal->"type" ~ "^(http-get|tcp-conn)\$") "service" "host" ]; - :local HostInfo [ $ParseKeyValueStore ($HostVal->"comment") ]; - :local HostDetails ($HostVal->"host" . \ - [ $IfThenElse ([ :len ($HostInfo->"resolve") ] > 0) (", " . $HostInfo->"resolve") ]); - - :if ($HostInfo->"notify" = true && $HostInfo->"disabled" != true) do={ - :local Name [ $EitherOr ($HostInfo->"name") ($HostVal->"name") ]; - - :local Metric { "count-down"=0; "count-up"=0; "notified"=false; "resolve-failcnt"=0 }; - :if ([ :typeof ($NetwatchNotify->$Name) ] = "array") do={ - :set $Metric ($NetwatchNotify->$Name); - } - - :if ([ :typeof ($HostInfo->"resolve") ] = "str") do={ - :if ([ $IsDNSResolving ] = true) do={ - :do { - :local Resolve [ :resolve ($HostInfo->"resolve") ]; - :if ($Resolve != $HostVal->"host") do={ - $LogPrintExit2 info $0 ("Name '" . $HostInfo->"resolve" . [ $IfThenElse \ - ($HostInfo->"resolve" != $HostInfo->"name") ("' for " . $Type . " '" . \ - $HostInfo->"name") "" ] . "' resolves to different address " . $Resolve . \ - ", updating.") false; - /tool/netwatch/set host=$Resolve $Host; - :set ($Metric->"resolve-failcnt") 0; - } - } on-error={ - :set ($Metric->"resolve-failcnt") ($Metric->"resolve-failcnt" + 1); - :if ($Metric->"resolve-failcnt" = 3) do={ - $LogPrintExit2 warning $0 ("Resolving name '" . $HostInfo->"resolve" . [ $IfThenElse \ - ($HostInfo->"resolve" != $HostInfo->"name") ("' for " . $Type . " '" . \ - $HostInfo->"name") "" ] . "' failed.") false; - } - } - } - } - - :if ($HostVal->"status" = "up") do={ - :local CountDown ($Metric->"count-down"); - :if ($CountDown > 0) do={ - $LogPrintExit2 info $0 \ - ("The " . $Type . " '" . $Name . "' (" . $HostDetails . ") is up.") false; - :set ($Metric->"count-down") 0; - } - :set ($Metric->"count-up") ($Metric->"count-up" + 1); - :if ($Metric->"notified" = true) do={ - :local Message ("The " . $Type . " '" . $Name . "' (" . $HostDetails . \ - ") is up since " . $HostVal->"since" . ".\n" . \ - "It was down for " . $CountDown . " checks since " . ($Metric->"since") . "."); - :if ([ :typeof ($HostInfo->"up-hook") ] = "str") do={ - :set Message ($Message . "\n\n" . [ $NetwatchNotifyHook $Name $Type "up" \ - ($HostInfo->"up-hook") ]); - } - $SendNotification2 ({ origin=$0; \ - subject=([ $SymbolForNotification "white-heavy-check-mark" ] . "Netwatch Notify: " . \ - $Name . " up"); \ - message=$Message }); - } - :set ($Metric->"notified") false; - :set ($Metric->"parent") ($HostInfo->"parent"); - :set ($Metric->"since"); - } else={ - :set ($Metric->"count-down") ($Metric->"count-down" + 1); - :set ($Metric->"count-up") 0; - :set ($Metric->"parent") ($HostInfo->"parent"); - :set ($Metric->"since") ($HostVal->"since"); - :local CountDown [ $IfThenElse ([ :tonum ($HostInfo->"count-down") ] > 0) ($HostInfo->"count-down") 5 ]; - :local Parent ($HostInfo->"parent"); - :local ParentUp false; - :while ([ :len $Parent ] > 0) do={ - :set CountDown ($CountDown + 1); - :set Parent ($NetwatchNotify->$Parent->"parent"); - } - :set Parent ($HostInfo->"parent"); - :local ParentNotified false; - :while ($ParentNotified = false && [ :len $Parent ] > 0) do={ - :set ParentNotified [ $IfThenElse (($NetwatchNotify->$Parent->"notified") = true) \ - true false ]; - :set ParentUp ($NetwatchNotify->$Parent->"count-up"); - :if ($ParentNotified = false) do={ - :set Parent ($NetwatchNotify->$Parent->"parent"); - } - } - $LogPrintExit2 [ $IfThenElse ($HostInfo->"no-down-notification" != true) info debug ] $0 \ - ("The " . $Type . " '" . $Name . "' (" . $HostDetails . ") is down for " . \ - $Metric->"count-down" . " checks, " . [ $IfThenElse ($ParentNotified = false) [ $IfThenElse \ - ($Metric->"notified" = true) ("already notified.") ($CountDown - $Metric->"count-down" . \ - " to go.") ] ("parent " . $Type . " " . $Parent . " is down.") ]) false; - :if ((($CountDown * 2) - ($Metric->"count-down" * 3)) / 2 = 0 && \ - [ :typeof ($HostInfo->"pre-down-hook") ] = "str") do={ - $NetwatchNotifyHook $Name $Type "pre-down" ($HostInfo->"pre-down-hook"); - } - :if ($ParentNotified = false && $Metric->"count-down" >= $CountDown && \ - ($ParentUp = false || $ParentUp > 2) && $Metric->"notified" != true) do={ - :local Message ("The " . $Type . " '" . $Name . "' (" . $HostDetails . \ - ") is down since " . $HostVal->"since" . "."); - :if ([ :typeof ($HostInfo->"down-hook") ] = "str") do={ - :set Message ($Message . "\n\n" . [ $NetwatchNotifyHook $Name $Type "down" \ - ($HostInfo->"down-hook") ]); - } - :if ($HostInfo->"no-down-notification" != true) do={ - $SendNotification2 ({ origin=$0; \ - subject=([ $SymbolForNotification "cross-mark" ] . "Netwatch Notify: " . \ - $Name . " down"); \ - message=$Message }); - } - :set ($Metric->"notified") true; - } - } - :set ($NetwatchNotify->$Name) { - "count-down"=($Metric->"count-down"); - "count-up"=($Metric->"count-up"); - "notified"=($Metric->"notified"); - "parent"=($Metric->"parent"); - "resolve-failcnt"=($Metric->"resolve-failcnt"); - "since"=($Metric->"since") }; - } -} |