From: Timo Sirainen <timo.sirainen@open-xchange.com>
Date: Tue, 30 May 2023 10:36:47 +0000 (+0300)
Subject: doveadm stop: Try to wait shorter time between master process checks
X-Git-Tag: 2.4.0~2716
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fbc8adc6611a3919bc533154f2c93096db8abdc5;p=thirdparty%2Fdovecot%2Fcore.git

doveadm stop: Try to wait shorter time between master process checks

Start from 1 ms timeout, but double it until 256 ms.
---

diff --git a/src/doveadm/doveadm-master.c b/src/doveadm/doveadm-master.c
index 1ad9fe9457..d7674979fe 100644
--- a/src/doveadm/doveadm-master.c
+++ b/src/doveadm/doveadm-master.c
@@ -70,14 +70,16 @@ void doveadm_master_send_signal(int signo, struct event *event)
 
 	if (signo == SIGTERM) {
 		/* wait for a while for the process to die */
-		i_sleep_msecs(1);
+		unsigned int sleep_msecs = 1;
 		for (i = 0; i < 30; i++) {
+			i_sleep_msecs(sleep_msecs);
 			if (kill(pid, 0) < 0) {
 				if (errno != ESRCH)
 					e_error(event, "kill() failed: %m");
 				break;
 			}
-			i_sleep_msecs(100);
+			if (sleep_msecs < 256)
+				sleep_msecs *= 2;
 		}
 	}
 }