rewriting.vtc

varnishtest "Testing URL rewriting for SPARQL Protocol"

server s1 {
    rxreq
	txresp
	expect req.url == "/sparql?query=test"
	expect req.method == "GET"
	expect req.http.accept == "application/sparql-results+xml"

    rxreq
	txresp
	expect req.url == "/sparql"
	expect req.method == "POST"
	expect req.body == "query=test"
	expect req.http.accept == "application/sparql-results+xml"

    rxreq
	txresp
	expect req.url == "/sparql"
	expect req.method == "POST"
	expect req.body == "update=test"
} -start

varnish v1 -vcl+backend {
	  vcl 4.0;

	import std;
	import bodyaccess;

	sub vcl_recv {		
		if (req.method == "GET" && ! req.http.accept) {
			set req.http.accept = "application/sparql-results+xml";		
		 } else if (req.method == "POST") {
			std.cache_req_body(500KB);
			set req.http.X-Body-Len = bodyaccess.len_req_body();
			if (req.http.X-Body-Len == "-1") {
				return(synth(400, "The request body size exceeds the limit"));
			}
				
			if (bodyaccess.rematch_req_body("query=") == 1 && ! req.http.accept ) {
				set req.http.accept = "application/sparql-results+xml";	
			}
			# else if (bodyaccess.rematch_req_body("update=") == 1) {
				#NOTHING
			#}
			
			return (pass);
		}
		#std.log(req.url)
	}
	
} -start


client c1 {
	#GET http://example.org/XXXX/sparql?query=
	txreq -req "GET" -url "/sparql?query=test"
	rxresp

	#POST http://example.org/XXXX/sparql?query=
	txreq -req "POST" -url "/sparql" -body "query=test"
	rxresp

	#POST http://example.org/XXXX/sparql?update=
	txreq -req "POST" -url "/sparql" -body "update=test"
	rxresp
} -run

# varnishtest rewriting.vtc