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authorGravatar Christian Hesse <mail@eworm.de>2022-09-07 22:16:11 +0200
committerGravatar Christian Hesse <mail@eworm.de>2022-09-07 22:20:52 +0200
commit5aff4019fe00f9c5781efb0cd1a37863b8eacab5 (patch)
tree4dbf0aff6ca431734736e2ebd804ae3f989aed14
parenta6645b3e75d55ad0028f349a8c4de5618e77beb7 (diff)
netwatch-notify: do not (yet) notify if parent is up recently
Monitoring a VPN (or similar) may be tricky: This used to send notifications if the physical connection recovered, but the VPN and/or its routing did not yet. Let's work around and send notification only if the parent is up for at least three checks.
-rw-r--r--netwatch-notify4
1 files changed, 3 insertions, 1 deletions
diff --git a/netwatch-notify b/netwatch-notify
index dbf6e10..1d285de 100644
--- a/netwatch-notify
+++ b/netwatch-notify
@@ -128,6 +128,7 @@ $ScriptLock $0;
:set ($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");
@@ -137,6 +138,7 @@ $ScriptLock $0;
:while ($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");
}
@@ -151,7 +153,7 @@ $ScriptLock $0;
$NetwatchNotifyHook $Name $Type "pre-down" ($HostInfo->"pre-down-hook");
}
:if ($ParentNotified = false && $Metric->"count-down" >= $CountDown && \
- $Metric->"notified" != true) do={
+ ($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={