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authorGravatar Christian Hesse <mail@eworm.de>2022-01-02 20:47:12 +0100
committerGravatar Christian Hesse <mail@eworm.de>2022-01-03 10:00:16 +0100
commit7f0a8cdfcd4977ad4cd719d0e8b12bd1a8565a32 (patch)
tree46ba4e1c39805196872f0c92c39c828f12d49e91
parent45ffb7e5521ddf551147e3d992fe94f279862e88 (diff)
netwatch-notify: better match notify-entries
-rw-r--r--netwatch-notify157
1 files changed, 80 insertions, 77 deletions
diff --git a/netwatch-notify b/netwatch-notify
index 9ebcc1f..767168b 100644
--- a/netwatch-notify
+++ b/netwatch-notify
@@ -50,94 +50,97 @@
$ScriptLock $0;
-:foreach Host in=[ / tool netwatch find where comment~"^notify," disabled=no ] do={
+:foreach Host in=[ / tool netwatch find where comment~"notify" disabled=no ] do={
:local HostVal [ / tool netwatch get $Host ];
:local HostInfo [ $ParseKeyValueStore ($HostVal->"comment") ];
- :local HostName ($HostInfo->"hostname");
- :local Metric { "count"=0; "notified"=false };
- :if ([ :typeof ($NetwatchNotify->$HostName) ] = "array") do={
- :set $Metric ($NetwatchNotify->$HostName);
- }
+ :if ($HostInfo->"notify" = true && $HostInfo->"disabled" != true) do={
+ :local HostName ($HostInfo->"hostname");
- :if ([ :typeof ($HostInfo->"resolve") ] = "str" && [ $DNSIsResolving ] = true) do={
- :do {
- :local Resolve [ :resolve ($HostInfo->"resolve") ];
- :if ($Resolve != $HostVal->"host") do={
- $LogPrintExit2 info $0 ("Name '" . $HostInfo->"resolve" . [ $IfThenElse ($HostInfo->"resolve" != \
- $HostInfo->"hostname") ("' for host '" . $HostInfo->"hostname") "" ] . \
- "' resolves to different address " . $Resolve . ", updating.") false;
- / tool netwatch set host=$Resolve $Host;
- :set ($Metric->"resolve-failed") false;
- }
- } on-error={
- :if ($Metric->"resolve-failed" != true) do={
- $LogPrintExit2 warning $0 ("Resolving name '" . $HostInfo->"resolve" . [ $IfThenElse ($HostInfo->"resolve" != \
- $HostInfo->"hostname") ("' for host '" . $HostInfo->"hostname") "" ] . "' failed.") false;
- :set ($Metric->"resolve-failed") true;
- }
+ :local Metric { "count"=0; "notified"=false };
+ :if ([ :typeof ($NetwatchNotify->$HostName) ] = "array") do={
+ :set $Metric ($NetwatchNotify->$HostName);
}
- }
- :if ($HostVal->"status" = "up") do={
- :local Count ($Metric->"count");
- :if ($Count > 0) do={
- $LogPrintExit2 info $0 ("Host " . $HostName . " (" . $HostVal->"host" . ") is up.") false;
- :set ($Metric->"count") 0;
- }
- :if ($Metric->"notified" = true) do={
- :local Message ("Host " . $HostName . " (" . $HostVal->"host" . ") is up since " . $HostVal->"since" . ".\n" . \
- "It was down for " . $Count . " checks since " . ($Metric->"since") . ".");
- :if ([ :typeof ($HostInfo->"up-hook") ] = "str") do={
- :set Message ($Message . "\n\n" . [ $NetwatchNotifyHook $HostName "up" ($HostInfo->"up-hook") ]);
+ :if ([ :typeof ($HostInfo->"resolve") ] = "str" && [ $DNSIsResolving ] = true) do={
+ :do {
+ :local Resolve [ :resolve ($HostInfo->"resolve") ];
+ :if ($Resolve != $HostVal->"host") do={
+ $LogPrintExit2 info $0 ("Name '" . $HostInfo->"resolve" . [ $IfThenElse ($HostInfo->"resolve" != \
+ $HostInfo->"hostname") ("' for host '" . $HostInfo->"hostname") "" ] . \
+ "' resolves to different address " . $Resolve . ", updating.") false;
+ / tool netwatch set host=$Resolve $Host;
+ :set ($Metric->"resolve-failed") false;
+ }
+ } on-error={
+ :if ($Metric->"resolve-failed" != true) do={
+ $LogPrintExit2 warning $0 ("Resolving name '" . $HostInfo->"resolve" . [ $IfThenElse ($HostInfo->"resolve" != \
+ $HostInfo->"hostname") ("' for host '" . $HostInfo->"hostname") "" ] . "' failed.") false;
+ :set ($Metric->"resolve-failed") true;
+ }
}
- $SendNotification2 ({ origin=$0; \
- subject=([ $SymbolForNotification "white-heavy-check-mark" ] . "Netwatch Notify: " . $HostName . " up"); \
- message=$Message });
- }
- :set ($Metric->"notified") false;
- :set ($Metric->"parent") ($HostInfo->"parent");
- :set ($Metric->"since");
- } else={
- :set ($Metric->"count") ($Metric->"count" + 1);
- :set ($Metric->"parent") ($HostInfo->"parent");
- :set ($Metric->"since") ($HostVal->"since");
- :local Count [ $IfThenElse ([ :tonum ($HostInfo->"count") ] > 0) ($HostInfo->"count") 5 ];
- :local Parent ($HostInfo->"parent");
- :while ([ :len $Parent ] > 0) do={
- :set Count ($Count + 1);
- :set Parent ($NetwatchNotify->$Parent->"parent");
}
- :set Parent ($HostInfo->"parent");
- :local ParentNotified false;
- :while ($ParentNotified = false && [ :len $Parent ] > 0) do={
- :set ParentNotified [ $IfThenElse (($NetwatchNotify->$Parent->"notified") = true) true false ];
- :if ($ParentNotified = false) do={
+
+ :if ($HostVal->"status" = "up") do={
+ :local Count ($Metric->"count");
+ :if ($Count > 0) do={
+ $LogPrintExit2 info $0 ("Host " . $HostName . " (" . $HostVal->"host" . ") is up.") false;
+ :set ($Metric->"count") 0;
+ }
+ :if ($Metric->"notified" = true) do={
+ :local Message ("Host " . $HostName . " (" . $HostVal->"host" . ") is up since " . $HostVal->"since" . ".\n" . \
+ "It was down for " . $Count . " checks since " . ($Metric->"since") . ".");
+ :if ([ :typeof ($HostInfo->"up-hook") ] = "str") do={
+ :set Message ($Message . "\n\n" . [ $NetwatchNotifyHook $HostName "up" ($HostInfo->"up-hook") ]);
+ }
+ $SendNotification2 ({ origin=$0; \
+ subject=([ $SymbolForNotification "white-heavy-check-mark" ] . "Netwatch Notify: " . $HostName . " up"); \
+ message=$Message });
+ }
+ :set ($Metric->"notified") false;
+ :set ($Metric->"parent") ($HostInfo->"parent");
+ :set ($Metric->"since");
+ } else={
+ :set ($Metric->"count") ($Metric->"count" + 1);
+ :set ($Metric->"parent") ($HostInfo->"parent");
+ :set ($Metric->"since") ($HostVal->"since");
+ :local Count [ $IfThenElse ([ :tonum ($HostInfo->"count") ] > 0) ($HostInfo->"count") 5 ];
+ :local Parent ($HostInfo->"parent");
+ :while ([ :len $Parent ] > 0) do={
+ :set Count ($Count + 1);
:set Parent ($NetwatchNotify->$Parent->"parent");
}
- }
- $LogPrintExit2 info $0 ("Host " . $HostName . " (" . $HostVal->"host" . ") is down for " . \
- $Metric->"count" . " checks, " . [ $IfThenElse ($ParentNotified = false) [ $IfThenElse \
- ($Metric->"notified" = true) ("already notified.") ($Count - $Metric->"count" . " to go.") ] \
- ("parent host " . $Parent . " is down.") ]) false;
- :if ((($Count * 2) - ($Metric->"count" * 3)) / 2 = 0 && [ :typeof ($HostInfo->"pre-down-hook") ] = "str") do={
- $NetwatchNotifyHook $HostName "pre-down" ($HostInfo->"pre-down-hook");
- }
- :if ($ParentNotified = false && $Metric->"count" >= $Count && $Metric->"notified" != true) do={
- :local Message ("Host " . $HostName . " (" . $HostVal->"host" . ") is down since " . $HostVal->"since" . ".");
- :if ([ :typeof ($HostInfo->"down-hook") ] = "str") do={
- :set Message ($Message . "\n\n" . [ $NetwatchNotifyHook $HostName "down" ($HostInfo->"down-hook") ]);
+ :set Parent ($HostInfo->"parent");
+ :local ParentNotified false;
+ :while ($ParentNotified = false && [ :len $Parent ] > 0) do={
+ :set ParentNotified [ $IfThenElse (($NetwatchNotify->$Parent->"notified") = true) true false ];
+ :if ($ParentNotified = false) do={
+ :set Parent ($NetwatchNotify->$Parent->"parent");
+ }
+ }
+ $LogPrintExit2 info $0 ("Host " . $HostName . " (" . $HostVal->"host" . ") is down for " . \
+ $Metric->"count" . " checks, " . [ $IfThenElse ($ParentNotified = false) [ $IfThenElse \
+ ($Metric->"notified" = true) ("already notified.") ($Count - $Metric->"count" . " to go.") ] \
+ ("parent host " . $Parent . " is down.") ]) false;
+ :if ((($Count * 2) - ($Metric->"count" * 3)) / 2 = 0 && [ :typeof ($HostInfo->"pre-down-hook") ] = "str") do={
+ $NetwatchNotifyHook $HostName "pre-down" ($HostInfo->"pre-down-hook");
+ }
+ :if ($ParentNotified = false && $Metric->"count" >= $Count && $Metric->"notified" != true) do={
+ :local Message ("Host " . $HostName . " (" . $HostVal->"host" . ") is down since " . $HostVal->"since" . ".");
+ :if ([ :typeof ($HostInfo->"down-hook") ] = "str") do={
+ :set Message ($Message . "\n\n" . [ $NetwatchNotifyHook $HostName "down" ($HostInfo->"down-hook") ]);
+ }
+ $SendNotification2 ({ origin=$0; \
+ subject=([ $SymbolForNotification "cross-mark" ] . "Netwatch Notify: " . $HostName . " down"); \
+ message=$Message });
+ :set ($Metric->"notified") true;
}
- $SendNotification2 ({ origin=$0; \
- subject=([ $SymbolForNotification "cross-mark" ] . "Netwatch Notify: " . $HostName . " down"); \
- message=$Message });
- :set ($Metric->"notified") true;
}
+ :set ($NetwatchNotify->$HostName) {
+ "count"=($Metric->"count");
+ "notified"=($Metric->"notified");
+ "parent"=($Metric->"parent");
+ "resolve-failed"=($Metric->"resolve-failed");
+ "since"=($Metric->"since") };
}
- :set ($NetwatchNotify->$HostName) {
- "count"=($Metric->"count");
- "notified"=($Metric->"notified");
- "parent"=($Metric->"parent");
- "resolve-failed"=($Metric->"resolve-failed");
- "since"=($Metric->"since") };
}