From: phk <phk@d4fa192b-c00b-0410-8231-f00ffab90ce4>
Date: Tue, 4 Jul 2006 14:19:12 +0000 (+0000)
Subject: retry backend open, log diagnostics
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1e9898a07d3d253c92fd0543bb42917e3bd63b68;p=varnish

retry backend open, log diagnostics


git-svn-id: svn+ssh://projects.linpro.no/svn/varnish/trunk@299 d4fa192b-c00b-0410-8231-f00ffab90ce4
---

diff --git a/varnish-cache/bin/varnishd/cache_backend.c b/varnish-cache/bin/varnishd/cache_backend.c
index 961264e4..b7868c0b 100644
--- a/varnish-cache/bin/varnishd/cache_backend.c
+++ b/varnish-cache/bin/varnishd/cache_backend.c
@@ -30,6 +30,7 @@
 #include <pthread.h>
 #include <queue.h>
 #include <sbuf.h>
+#include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -101,11 +102,14 @@ connect_to_backend(struct vbe_conn *vc, struct backend *bp)
 	do {
 		s = socket(res0->ai_family, res0->ai_socktype,
 		    res0->ai_protocol);
-		if (s < 0)
+		if (s < 0) {
+			VSL(SLT_Debug, 0, "Socket errno=%d", errno);
 			continue;
+		}
 		error = connect(s, res0->ai_addr, res0->ai_addrlen);
 		if (!error)
 			break;
+		VSL(SLT_Debug, 0, "Connect errno=%d", errno);
 		close(s);
 		s = -1;
 	} while ((res0 = res0->ai_next) != NULL);