Support for VCL 4.0

* NEWS: Update.
* configure.ac: Version 1.0.90
Detect Varnish version, set up the C defines and automake conditionals
to indicate it.
* src/.gitignore: Update.
* src/Makefile.am: Don't distribute vcc_if.c and vcc_if.h,
build them for the current Varnish version.
* src/tbf.h: New file.
* src/getla.c: Include tbf.h, rewrite to compile with both 3.0
and 4.0
* src/sleep.c: Likewise.
* src/tbf.c: Likewise.
* src/time.c: Likewise.
* src/vmod_tbf.vcc: Rewrite using v4.0 format.
* tests/.gitignore: New file.
* tests/Makefile.am: Build test00.vtc and test02.vtc
* tests/test00.vtc: Rename to tests/test00.vti, add conditional
compilation directives.
* tests/test02.vtc: Rename to tests/test02.vti, add conditional
compilation directives.

1 files changed, 49 insertions, 0 deletions

diff --git a/tests/test02.vti b/tests/test02.vti
new file mode 100644
index 0000000..1b5e6b3
--- /dev/null
+++ b/tests/test02.vti
@@ -0,0 +1,49 @@
+varnishtest "Test tbf overlimit"
+
+server s1 {
+       rxreq
+       txresp
+} -start
+
+varnish v1 -vcl+backend {
+	import tbf from "${vmod_topbuild}/src/.libs/libvmod_tbf.so";
+	sub vcl_init {
+		tbf.open("${vmod_topbuild}/tests/tbf", "truncate");
+	}
+	sub vcl_fini {
+		tbf.close();
+	}
+	sub vcl_recv {
+		if (!tbf.check("url:"+req.url, "4 req/s")) {
+#VARNISH3#		error 420 "Overlimit";
+#VARNISH4#		return (synth(420, "Overlimit"));
+		}
+#VARNISH3#	return (lookup);
+#VARNISH4#	return (hash);
+	}
+} -start
+
+client c1 {
+	txreq -url "/"
+	rxresp
+	expect resp.status == 200
+	txreq -url "/"
+	rxresp
+	expect resp.status == 200
+	txreq -url "/"
+	rxresp
+	expect resp.status == 200
+	txreq -url "/"
+	rxresp
+	expect resp.status == 200
+	txreq -url "/"
+	rxresp
+	expect resp.status == 200
+	txreq -url "/"
+	rxresp
+	expect resp.status == 420
+}
+
+client c1 -run
+
+