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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
const { Actor } = require("resource://devtools/shared/protocol.js");
const {
networkContentSpec,
} = require("resource://devtools/shared/specs/network-content.js");
const lazy = {};
ChromeUtils.defineModuleGetter(
lazy,
"NetUtil",
"resource://gre/modules/NetUtil.jsm"
);
ChromeUtils.defineESModuleGetters(lazy, {
NetworkUtils:
"resource://devtools/shared/network-observer/NetworkUtils.sys.mjs",
});
loader.lazyRequireGetter(
this,
"WebConsoleUtils",
"resource://devtools/server/actors/webconsole/utils.js",
true
);
const {
TYPES: { NETWORK_EVENT_STACKTRACE },
getResourceWatcher,
} = require("resource://devtools/server/actors/resources/index.js");
/**
* This actor manages all network functionality runnning
* in the content process.
*
* @constructor
*
*/
class NetworkContentActor extends Actor {
constructor(conn, targetActor) {
super(conn, networkContentSpec);
this.targetActor = targetActor;
}
get networkEventStackTraceWatcher() {
return getResourceWatcher(this.targetActor, NETWORK_EVENT_STACKTRACE);
}
/**
* Send an HTTP request
*
* @param {Object} request
* The details of the HTTP Request.
* @return {Number}
* The channel id for the request
*/
async sendHTTPRequest(request) {
return new Promise(resolve => {
const { url, method, headers, body, cause } = request;
// Set the loadingNode and loadGroup to the target document - otherwise the
// request won't show up in the opened netmonitor.
const doc = this.targetActor.window.document;
const channel = lazy.NetUtil.newChannel({
uri: lazy.NetUtil.newURI(url),
loadingNode: doc,
securityFlags:
Ci.nsILoadInfo.SEC_ALLOW_CROSS_ORIGIN_SEC_CONTEXT_IS_NULL,
contentPolicyType:
lazy.NetworkUtils.stringToCauseType(cause.type) ||
Ci.nsIContentPolicy.TYPE_OTHER,
});
channel.QueryInterface(Ci.nsIHttpChannel);
channel.loadGroup = doc.documentLoadGroup;
channel.loadFlags |=
Ci.nsIRequest.LOAD_BYPASS_CACHE |
Ci.nsIRequest.INHIBIT_CACHING |
Ci.nsIRequest.LOAD_ANONYMOUS;
if (method == "CONNECT") {
throw new Error(
"The CONNECT method is restricted and cannot be sent by devtools"
);
}
channel.requestMethod = method;
if (headers) {
for (const { name, value } of headers) {
if (name.toLowerCase() == "referer") {
// The referer header and referrerInfo object should always match. So
// if we want to set the header from privileged context, we should set
// referrerInfo. The referrer header will get set internally.
channel.setNewReferrerInfo(
value,
Ci.nsIReferrerInfo.UNSAFE_URL,
true
);
} else {
channel.setRequestHeader(name, value, false);
}
}
}
if (body) {
channel.QueryInterface(Ci.nsIUploadChannel2);
const bodyStream = Cc[
"@mozilla.org/io/string-input-stream;1"
].createInstance(Ci.nsIStringInputStream);
bodyStream.setData(body, body.length);
channel.explicitSetUploadStream(bodyStream, null, -1, method, false);
}
// Make sure the fetch has completed before sending the channel id,
// so that there is a higher possibilty that the request get into the
// redux store beforehand (but this does not gurantee that).
lazy.NetUtil.asyncFetch(channel, () =>
resolve({ channelId: channel.channelId })
);
});
}
/**
* Gets the stacktrace for the specified network resource.
* @param {Number} resourceId
* The id for the network resource
* @return {Object}
* The response packet - stack trace.
*/
getStackTrace(resourceId) {
if (!this.networkEventStackTraceWatcher) {
throw new Error("Not listening for network event stacktraces");
}
const stacktrace =
this.networkEventStackTraceWatcher.getStackTrace(resourceId);
return WebConsoleUtils.removeFramesAboveDebuggerEval(stacktrace);
}
}
exports.NetworkContentActor = NetworkContentActor;
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