--- /dev/null
+/* This file is part of Metaproxy.
+ Copyright (C) 2005-2013 Index Data
+
+Metaproxy is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 2, or (at your option) any later
+version.
+
+Metaproxy is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
+
+#include "config.hpp"
+#include <iostream>
+#include <stdexcept>
+
+#include "filter_http_client.hpp"
+#include <metaproxy/util.hpp>
+#include "router_chain.hpp"
+#include <metaproxy/package.hpp>
+
+#define BOOST_REGEX_MATCH_EXTRA
+
+#include <boost/regex.hpp>
+
+#define BOOST_AUTO_TEST_MAIN
+#define BOOST_TEST_DYN_LINK
+
+#include <boost/test/auto_unit_test.hpp>
+
+using namespace boost::unit_test;
+namespace mp = metaproxy_1;
+
+class FilterHeaderRewrite: public mp::filter::Base {
+public:
+ void process(mp::Package & package) const {
+ Z_GDU *gdu = package.request().get();
+ //we have an http req
+ if (gdu && gdu->which == Z_GDU_HTTP_Request)
+ {
+ std::cout << "Request headers" << std::endl;
+ Z_HTTP_Request *hreq = gdu->u.HTTP_Request;
+ //dump req headers
+ for (Z_HTTP_Header *header = hreq->headers;
+ header != 0;
+ header = header->next)
+ {
+ std::cout << header->name << ": " << header->value << std::endl;
+ rewrite_req_header(header);
+ }
+ }
+ package.move();
+ gdu = package.response().get();
+ if (gdu && gdu->which == Z_GDU_HTTP_Response)
+ {
+ std::cout << "Respose headers" << std::endl;
+ Z_HTTP_Response *hr = gdu->u.HTTP_Response;
+ //dump resp headers
+ for (Z_HTTP_Header *header = hr->headers;
+ header != 0;
+ header = header->next)
+ {
+ std::cout << header->name << ": " << header->value << std::endl;
+ }
+ }
+
+ };
+ void configure(const xmlNode* ptr, bool test_only, const char *path) {};
+
+ void rewrite_req_header(Z_HTTP_Header *header) const
+ {
+ //exec regex against value
+ boost::regex e(req_uri_pat, boost::regex::perl);
+ boost::smatch what;
+ std::string hvalue(header->value);
+ if(boost::regex_match(hvalue, what, e, boost::match_extra))
+ {
+ unsigned i, j;
+ std::cout << "** Match found **\n Sub-Expressions:\n";
+ for(i = 0; i < what.size(); ++i)
+ std::cout << " $" << i << " = \"" << what[i] << "\"\n";
+ std::cout << " Captures:\n";
+ for(i = 0; i < what.size(); ++i)
+ {
+ std::cout << " $" << i << " = {";
+ for(j = 0; j < what.captures(i).size(); ++j)
+ {
+ if(j)
+ std::cout << ", ";
+ else
+ std::cout << " ";
+ std::cout << "\"" << what.captures(i)[j] << "\"";
+ }
+ std::cout << " }\n";
+ }
+ }
+ else
+ {
+ std::cout << "** No Match found **\n";
+ }
+ //iteratate over named groups
+ //set the captured values in the map
+ //rewrite the header according to the hardcoded recipe
+ };
+
+ void configure(const std::string & req_uri_pat,
+ const std::string & resp_uri_pat)
+ {
+ this->req_uri_pat = req_uri_pat;
+ this->resp_uri_pat = resp_uri_pat;
+ };
+
+private:
+ std::map<std::string, std::string> vars;
+ std::string req_uri_pat;
+ std::string resp_uri_pat;
+};
+
+
+BOOST_AUTO_TEST_CASE( test_filter_rewrite_1 )
+{
+ try
+ {
+ FilterHeaderRewrite fhr;
+ }
+ catch ( ... ) {
+ BOOST_CHECK (false);
+ }
+}
+
+BOOST_AUTO_TEST_CASE( test_filter_rewrite_2 )
+{
+ try
+ {
+ mp::RouterChain router;
+
+ FilterHeaderRewrite fhr;
+ fhr.configure(".*(localhost).*", ".*(localhost).*");
+ mp::filter::HTTPClient hc;
+
+ router.append(fhr);
+ router.append(hc);
+
+ // create an http request
+ mp::Package pack;
+
+ mp::odr odr;
+ Z_GDU *gdu_req = z_get_HTTP_Request_uri(odr,
+ "http://localhost:80/~jakub/targetsite.php", 0, 1);
+
+ pack.request() = gdu_req;
+
+ //feed to the router
+ pack.router(router).move();
+
+ //analyze the response
+ Z_GDU *gdu_res = pack.response().get();
+ BOOST_CHECK(gdu_res);
+ BOOST_CHECK_EQUAL(gdu_res->which, Z_GDU_HTTP_Response);
+
+ Z_HTTP_Response *hres = gdu_res->u.HTTP_Response;
+ BOOST_CHECK(hres);
+
+ }
+ catch ( ... ) {
+ BOOST_CHECK (false);
+ }
+}
+
+/*
+ * Local variables:
+ * c-basic-offset: 4
+ * c-file-style: "Stroustrup"
+ * indent-tabs-mode: nil
+ * End:
+ * vim: shiftwidth=4 tabstop=8 expandtab
+ */
+