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const CC = Components.Constructor;
const BinaryInputStream = CC(
"@mozilla.org/binaryinputstream;1",
"nsIBinaryInputStream",
"setInputStream"
);
Services.prefs.setBoolPref("security.allow_eval_with_system_principal", true);
// eslint-disable-next-line complexity
function handleRequest(request, response) {
var query = {};
request.queryString.split("&").forEach(function (val) {
var [name, value] = val.split("=");
query[name] = unescape(value);
});
var isPreflight = request.method == "OPTIONS";
var bodyStream = new BinaryInputStream(request.bodyInputStream);
var bodyBytes = [];
while ((bodyAvail = bodyStream.available()) > 0) {
Array.prototype.push.apply(bodyBytes, bodyStream.readByteArray(bodyAvail));
}
var body = decodeURIComponent(
escape(String.fromCharCode.apply(null, bodyBytes))
);
if (query.hop) {
query.hop = parseInt(query.hop, 10);
hops = JSON.parse(query.hops);
var curHop = hops[query.hop - 1];
query.allowOrigin = curHop.allowOrigin;
query.allowHeaders = curHop.allowHeaders;
query.allowMethods = curHop.allowMethods;
query.allowCred = curHop.allowCred;
query.noAllowPreflight = curHop.noAllowPreflight;
if (curHop.setCookie) {
query.setCookie = unescape(curHop.setCookie);
}
if (curHop.cookie) {
query.cookie = unescape(curHop.cookie);
}
query.noCookie = curHop.noCookie;
}
// Check that request was correct
if (!isPreflight && query.body && body != query.body) {
sendHttp500(
response,
"Wrong body. Expected " + query.body + " got " + body
);
return;
}
if (!isPreflight && "headers" in query) {
headers = JSON.parse(query.headers);
for (headerName in headers) {
// Content-Type is changed if there was a body
if (
!(headerName == "Content-Type" && body) &&
(!request.hasHeader(headerName) ||
request.getHeader(headerName) != headers[headerName])
) {
var actual = request.hasHeader(headerName)
? request.getHeader(headerName)
: "<missing header>";
sendHttp500(
response,
"Header " +
headerName +
" had wrong value. Expected " +
headers[headerName] +
" got " +
actual
);
return;
}
}
}
if (
isPreflight &&
"requestHeaders" in query &&
request.getHeader("Access-Control-Request-Headers") != query.requestHeaders
) {
sendHttp500(
response,
"Access-Control-Request-Headers had wrong value. Expected " +
query.requestHeaders +
" got " +
request.getHeader("Access-Control-Request-Headers")
);
return;
}
if (
isPreflight &&
"requestMethod" in query &&
request.getHeader("Access-Control-Request-Method") != query.requestMethod
) {
sendHttp500(
response,
"Access-Control-Request-Method had wrong value. Expected " +
query.requestMethod +
" got " +
request.getHeader("Access-Control-Request-Method")
);
return;
}
if ("origin" in query && request.getHeader("Origin") != query.origin) {
sendHttp500(
response,
"Origin had wrong value. Expected " +
query.origin +
" got " +
request.getHeader("Origin")
);
return;
}
if ("cookie" in query) {
cookies = {};
request
.getHeader("Cookie")
.split(/ *; */)
.forEach(function (val) {
var [name, value] = val.split("=");
cookies[name] = unescape(value);
});
query.cookie.split(",").forEach(function (val) {
var [name, value] = val.split("=");
if (cookies[name] != value) {
sendHttp500(
response,
"Cookie " +
name +
" had wrong value. Expected " +
value +
" got " +
cookies[name]
);
}
});
}
if (query.noCookie && request.hasHeader("Cookie")) {
sendHttp500(
response,
"Got cookies when didn't expect to: " + request.getHeader("Cookie")
);
return;
}
// Send response
if (!isPreflight && query.status) {
response.setStatusLine(null, query.status, query.statusMessage);
}
if (isPreflight && query.preflightStatus) {
response.setStatusLine(null, query.preflightStatus, "preflight status");
}
if (query.allowOrigin && (!isPreflight || !query.noAllowPreflight)) {
response.setHeader("Access-Control-Allow-Origin", query.allowOrigin);
}
if (query.allowCred) {
response.setHeader("Access-Control-Allow-Credentials", "true");
}
if (query.setCookie) {
response.setHeader("Set-Cookie", query.setCookie + "; path=/");
}
if (isPreflight) {
if (query.allowHeaders) {
response.setHeader("Access-Control-Allow-Headers", query.allowHeaders);
}
if (query.allowMethods) {
response.setHeader("Access-Control-Allow-Methods", query.allowMethods);
}
} else {
if (query.responseHeaders) {
let responseHeaders = JSON.parse(query.responseHeaders);
for (let responseHeader in responseHeaders) {
response.setHeader(responseHeader, responseHeaders[responseHeader]);
}
}
if (query.exposeHeaders) {
response.setHeader("Access-Control-Expose-Headers", query.exposeHeaders);
}
}
if (!isPreflight && query.hop && query.hop < hops.length) {
newURL =
hops[query.hop].server +
"/tests/dom/security/test/cors/file_CrossSiteXHR_server.sjs?" +
"hop=" +
(query.hop + 1) +
"&hops=" +
escape(query.hops);
if ("headers" in query) {
newURL += "&headers=" + escape(query.headers);
}
response.setStatusLine(null, 307, "redirect");
response.setHeader("Location", newURL);
return;
}
// Send response body
if (!isPreflight && request.method != "HEAD") {
response.setHeader("Content-Type", "application/xml", false);
response.write("<res>hello pass</res>\n");
}
if (isPreflight && "preflightBody" in query) {
response.setHeader("Content-Type", "text/plain", false);
response.write(query.preflightBody);
}
}
function sendHttp500(response, text) {
response.setStatusLine(null, 500, text);
}
|
