From 43c4feb6457ab6b056adf04bc8842d6fc62b7536 Mon Sep 17 00:00:00 2001
From: "Alexander A. Klimov" <alexander.klimov@icinga.com>
Date: Tue, 18 Apr 2023 16:55:32 +0200
Subject: [PATCH] Downtime#Start(): trigger flexible downtimes not earlier than
 fixed ones

the last state change could be a long time ago. If it's longer than
the new downtime's duration, the downtime expires immediately.

trigger time + duration < now
---
 lib/icinga/downtime.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/icinga/downtime.cpp b/lib/icinga/downtime.cpp
index f19698e64..0452a3c7d 100644
--- a/lib/icinga/downtime.cpp
+++ b/lib/icinga/downtime.cpp
@@ -132,7 +132,8 @@ void Downtime::Start(bool runtimeCreated)
 		Log(LogNotice, "Downtime")
 			<< "Checkable '" << checkable->GetName() << "' already in a NOT-OK state."
 			<< " Triggering downtime now.";
-		TriggerDowntime(checkable->GetLastStateChange());
+
+		TriggerDowntime(std::fmax(std::fmax(GetStartTime(), GetEntryTime()), checkable->GetLastStateChange()));
 	}
 
 	if (GetFixed() && CanBeTriggered()) {