Also make the backend probe rate (how often we probe) configurable

in VCL.



git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@2903 d4fa192b-c00b-0410-8231-f00ffab90ce4

include/vrt.h

@@ -48,6 +48,7 @@ struct sockaddr;
 struct vrt_backend_probe {
 	char		*request;
 	double		timeout;
+	double		rate;
 };
 
 /*

lib/libvcl/vcc_backend.c

@@ -242,7 +242,7 @@ vcc_ParseProbe(struct tokenlist *tl)
 	struct token *t_field;
 	struct token *t_did = NULL;
 
-	fs = vcc_FldSpec(tl, "?url", "?request", "?timeout", NULL);
+	fs = vcc_FldSpec(tl, "?url", "?request", "?timeout", "?rate", NULL);
 
 	ExpectErr(tl, '{');
 	vcc_NextToken(tl);
@@ -284,6 +284,13 @@ vcc_ParseProbe(struct tokenlist *tl)
 			tl->fb = NULL;
 			ERRCHK(tl);
 			Fh(tl, 0, ",\n");
+		} else if (vcc_IdIs(t_field, "rate")) {
+			Fh(tl, 0, "\t\t.rate = ");
+			tl->fb = tl->fh;
+			vcc_TimeVal(tl);
+			tl->fb = NULL;
+			ERRCHK(tl);
+			Fh(tl, 0, ",\n");
 		} else {
 			vcc_ErrToken(tl, t_field);
 			vcc_ErrWhere(tl, t_field);

lib/libvcl/vcc_fixed_token.c

@@ -386,6 +386,7 @@ vcl_output_lang_h(struct vsb *sb)
 	vsb_cat(sb, "struct vrt_backend_probe {\n");
 	vsb_cat(sb, "	char		*request;\n");
 	vsb_cat(sb, "	double		timeout;\n");
+	vsb_cat(sb, "	double		rate;\n");
 	vsb_cat(sb, "};\n");
 	vsb_cat(sb, "\n");
 	vsb_cat(sb, "/*\n");