From 67ab03f9132a2c507dba064119c3fdeb7f00c02e Mon Sep 17 00:00:00 2001
From: tfheen <tfheen@d4fa192b-c00b-0410-8231-f00ffab90ce4>
Date: Mon, 20 Oct 2008 08:55:24 +0000
Subject: [PATCH] Merge r3322 from trunk

git-svn-id: svn+ssh://projects.linpro.no/svn/varnish/branches/2.0@3325 d4fa192b-c00b-0410-8231-f00ffab90ce4
---
 varnish-cache/bin/varnishd/cache_hash.c       |  3 +-
 varnish-cache/bin/varnishd/cache_vrt_esi.c    | 12 +++++-
 .../bin/varnishtest/tests/r00345.vtc          | 40 +++++++++++++++++++
 3 files changed, 52 insertions(+), 3 deletions(-)
 create mode 100644 varnish-cache/bin/varnishtest/tests/r00345.vtc

diff --git a/varnish-cache/bin/varnishd/cache_hash.c b/varnish-cache/bin/varnishd/cache_hash.c
index ce6b7c0d..7ef852cb 100644
--- a/varnish-cache/bin/varnishd/cache_hash.c
+++ b/varnish-cache/bin/varnishd/cache_hash.c
@@ -266,7 +266,8 @@ HSH_Lookup(struct sess *sp)
 
 	if (busy_o != NULL) {
 		/* There are one or more busy objects, wait for them */
-		VTAILQ_INSERT_TAIL(&oh->waitinglist, sp, list);
+		if (sp->esis == 0)
+			VTAILQ_INSERT_TAIL(&oh->waitinglist, sp, list);
 		sp->objhead = oh;
 		UNLOCK(&oh->mtx);
 		return (NULL);
diff --git a/varnish-cache/bin/varnishd/cache_vrt_esi.c b/varnish-cache/bin/varnishd/cache_vrt_esi.c
index 8eb52aa3..c4975546 100644
--- a/varnish-cache/bin/varnishd/cache_vrt_esi.c
+++ b/varnish-cache/bin/varnishd/cache_vrt_esi.c
@@ -796,7 +796,6 @@ VRT_ESI(struct sess *sp)
 void
 ESI_Deliver(struct sess *sp)
 {
-
 	struct esi_bit *eb;
 	struct object *obj;
 
@@ -839,7 +838,16 @@ ESI_Deliver(struct sess *sp)
 		sp->step = STP_RECV;
 		http_ForceGet(sp->http);
 		http_Unset(sp->http, H_Content_Length);
-		CNT_Session(sp);
+		while (1) {
+			CNT_Session(sp);
+			if (sp->step == STP_DONE)
+				break;
+			AN(sp->wrk);
+			WSL_Flush(sp->wrk, 0);
+			DSL(0x20, SLT_Debug, sp->id, "loop waiting for ESI");
+			usleep(10000);
+		}
+		assert(sp->step == STP_DONE);
 		sp->esis--;
 		sp->obj = obj;
 
diff --git a/varnish-cache/bin/varnishtest/tests/r00345.vtc b/varnish-cache/bin/varnishtest/tests/r00345.vtc
new file mode 100644
index 00000000..b39030c5
--- /dev/null
+++ b/varnish-cache/bin/varnishtest/tests/r00345.vtc
@@ -0,0 +1,40 @@
+# $Id$
+
+test "#345, ESI waitinglist trouble"
+
+server s1 {
+	rxreq 
+	txresp -body {<esi:include src="someurl">}
+	rxreq 
+	sema r1 sync 2
+	delay 1
+	txresp -body {DATA}
+} -start
+
+varnish v1 -arg "-p diag_bitmap=0x20" -vcl+backend {
+	sub vcl_fetch {
+		if (req.url == "/") {
+			esi;
+		}
+	}
+} -start
+
+client c1 {
+	txreq
+	rxresp
+	expect resp.bodylen == 4
+} -start
+
+client c2 {
+	txreq
+	sema r1 sync 2
+	rxresp
+	expect resp.bodylen == 4
+} -run
+
+client c1 {
+	txreq
+	rxresp
+	expect resp.bodylen == 4
+} -run
+
-- 
2.39.5