From: Marko Kreen <markokr@gmail.com>
Date: Wed, 24 Feb 2016 18:12:28 +0000 (+0200)
Subject: takeover: wait for pidfile to go away
X-Git-Tag: pgbouncer_1_7_2~8
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=e38ddbe7d2c0c01b287be530ccccf9062bd4f7b0;p=pgbouncer

takeover: wait for pidfile to go away
---

diff --git a/src/takeover.c b/src/takeover.c
index 3209d54..f528681 100644
--- a/src/takeover.c
+++ b/src/takeover.c
@@ -58,6 +58,18 @@ void takeover_finish(void)
 	disconnect_server(old_bouncer, false, "disko over");
 	old_bouncer = NULL;
 
+	if (cf_pidfile && cf_pidfile[0]) {
+		log_info("waiting for old pidfile to go away");
+		while (1) {
+			struct stat st;
+			if (stat(cf_pidfile, &st) < 0) {
+				if (errno == ENOENT)
+					break;
+			}
+			usleep(USEC/10);
+		}
+	}
+
 	log_info("old process killed, resuming work");
 	resume_all();
 }