From: phk <phk@d4fa192b-c00b-0410-8231-f00ffab90ce4>
Date: Wed, 9 May 2007 08:44:28 +0000 (+0000)
Subject: Add back a check that was lost:  You must have at least one backend.
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ed5b81f608f4140efaf457b22ca2776a30286bef;p=varnish

Add back a check that was lost:  You must have at least one backend.


git-svn-id: svn+ssh://projects.linpro.no/svn/varnish/trunk@1391 d4fa192b-c00b-0410-8231-f00ffab90ce4
---

diff --git a/varnish-cache/lib/libvcl/vcc_compile.c b/varnish-cache/lib/libvcl/vcc_compile.c
index b01b2498..f012e098 100644
--- a/varnish-cache/lib/libvcl/vcc_compile.c
+++ b/varnish-cache/lib/libvcl/vcc_compile.c
@@ -627,6 +627,14 @@ vcc_CompileSource(struct vsb *sb, struct source *sp)
 	if (tl->err)
 		return (vcc_DestroyTokenList(tl, NULL));
 
+	/* Check if we have any backends at all */
+	if (tl->nbackend == 0) {
+		vsb_printf(tl->sb,
+		    "No backends in VCL program, at least one is necessary.\n");
+		tl->err = 1;
+		return (vcc_DestroyTokenList(tl, NULL));
+	}
+
 	/* Check for orphans */
 	if (vcc_CheckReferences(tl))
 		return (vcc_DestroyTokenList(tl, NULL));