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"use strict";
const { HttpServer } = ChromeUtils.importESModule(
"resource://testing-common/httpd.sys.mjs"
);
/*
* This xpcshell test checks whether we detect infinite HTTP redirect loops.
* We check loops with "Location:" set to 1) full URI, 2) relative URI, and 3)
* empty Location header (which resolves to a relative link to the original
* URI when the original URI ends in a slash).
*/
var httpServer = new HttpServer();
httpServer.start(-1);
const PORT = httpServer.identity.primaryPort;
var fullLoopPath = "/fullLoop";
var fullLoopURI = "http://localhost:" + PORT + fullLoopPath;
var relativeLoopPath = "/relativeLoop";
var relativeLoopURI = "http://localhost:" + PORT + relativeLoopPath;
// must use directory-style URI, so empty Location redirects back to self
var emptyLoopPath = "/empty/";
var emptyLoopURI = "http://localhost:" + PORT + emptyLoopPath;
function make_channel(url) {
return NetUtil.newChannel({ uri: url, loadUsingSystemPrincipal: true });
}
function fullLoopHandler(metadata, response) {
response.setStatusLine(metadata.httpVersion, 301, "Moved");
response.setHeader(
"Location",
"http://localhost:" + PORT + "/fullLoop",
false
);
}
function relativeLoopHandler(metadata, response) {
response.setStatusLine(metadata.httpVersion, 301, "Moved");
response.setHeader("Location", "relativeLoop", false);
}
function emptyLoopHandler(metadata, response) {
// Comrades! We must seize power from the petty-bourgeois running dogs of
// httpd.js in order to reply with a blank Location header!
response.seizePower();
response.write("HTTP/1.0 301 Moved\r\n");
response.write("Location: \r\n");
response.write("Content-Length: 4\r\n");
response.write("\r\n");
response.write("oops");
response.finish();
}
function testFullLoop(request) {
Assert.equal(request.status, Cr.NS_ERROR_REDIRECT_LOOP);
var chan = make_channel(relativeLoopURI);
chan.asyncOpen(
new ChannelListener(testRelativeLoop, null, CL_EXPECT_FAILURE)
);
}
function testRelativeLoop(request) {
Assert.equal(request.status, Cr.NS_ERROR_REDIRECT_LOOP);
var chan = make_channel(emptyLoopURI);
chan.asyncOpen(new ChannelListener(testEmptyLoop, null, CL_EXPECT_FAILURE));
}
function testEmptyLoop(request) {
Assert.equal(request.status, Cr.NS_ERROR_REDIRECT_LOOP);
httpServer.stop(do_test_finished);
}
function run_test() {
httpServer.registerPathHandler(fullLoopPath, fullLoopHandler);
httpServer.registerPathHandler(relativeLoopPath, relativeLoopHandler);
httpServer.registerPathHandler(emptyLoopPath, emptyLoopHandler);
var chan = make_channel(fullLoopURI);
chan.asyncOpen(new ChannelListener(testFullLoop, null, CL_EXPECT_FAILURE));
do_test_pending();
}
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