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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";
this.EXPORTED_SYMBOLS = ["FxAccountsConfig"];
const {classes: Cc, interfaces: Ci, utils: Cu} = Components;
Cu.import("resource://services-common/rest.js");
Cu.import("resource://gre/modules/FxAccountsCommon.js");
Cu.import("resource://gre/modules/Services.jsm");
Cu.import("resource://gre/modules/XPCOMUtils.jsm");
Cu.import("resource://gre/modules/Task.jsm");
XPCOMUtils.defineLazyModuleGetter(this, "fxAccounts",
"resource://gre/modules/FxAccounts.jsm");
XPCOMUtils.defineLazyModuleGetter(this, "EnsureFxAccountsWebChannel",
"resource://gre/modules/FxAccountsWebChannel.jsm");
const CONFIG_PREFS = [
"identity.fxaccounts.auth.uri",
"identity.fxaccounts.remote.oauth.uri",
"identity.fxaccounts.remote.profile.uri",
"identity.sync.tokenserver.uri",
"identity.fxaccounts.remote.webchannel.uri",
"identity.fxaccounts.settings.uri",
"identity.fxaccounts.remote.signup.uri",
"identity.fxaccounts.remote.signin.uri",
"identity.fxaccounts.remote.force_auth.uri",
];
this.FxAccountsConfig = {
// Returns a promise that resolves with the URI of the remote UI flows.
promiseAccountsSignUpURI: Task.async(function*() {
yield this.ensureConfigured();
let url = Services.urlFormatter.formatURLPref("identity.fxaccounts.remote.signup.uri");
if (fxAccounts.requiresHttps() && !/^https:/.test(url)) { // Comment to un-break emacs js-mode highlighting
throw new Error("Firefox Accounts server must use HTTPS");
}
return url;
}),
// Returns a promise that resolves with the URI of the remote UI flows.
promiseAccountsSignInURI: Task.async(function*() {
yield this.ensureConfigured();
let url = Services.urlFormatter.formatURLPref("identity.fxaccounts.remote.signin.uri");
if (fxAccounts.requiresHttps() && !/^https:/.test(url)) { // Comment to un-break emacs js-mode highlighting
throw new Error("Firefox Accounts server must use HTTPS");
}
return url;
}),
resetConfigURLs() {
let autoconfigURL = this.getAutoConfigURL();
if (!autoconfigURL) {
return;
}
// They have the autoconfig uri pref set, so we clear all the prefs that we
// will have initialized, which will leave them pointing at production.
for (let pref of CONFIG_PREFS) {
Services.prefs.clearUserPref(pref);
}
// Reset the webchannel.
EnsureFxAccountsWebChannel();
if (!Services.prefs.prefHasUserValue("webchannel.allowObject.urlWhitelist")) {
return;
}
let whitelistValue = Services.prefs.getCharPref("webchannel.allowObject.urlWhitelist");
if (whitelistValue.startsWith(autoconfigURL + " ")) {
whitelistValue = whitelistValue.slice(autoconfigURL.length + 1);
// Check and see if the value will be the default, and just clear the pref if it would
// to avoid it showing up as changed in about:config.
let defaultWhitelist;
try {
defaultWhitelist = Services.prefs.getDefaultBranch("webchannel.allowObject.").getCharPref("urlWhitelist");
} catch (e) {
// No default value ...
}
if (defaultWhitelist === whitelistValue) {
Services.prefs.clearUserPref("webchannel.allowObject.urlWhitelist");
} else {
Services.prefs.setCharPref("webchannel.allowObject.urlWhitelist", whitelistValue);
}
}
},
getAutoConfigURL() {
let pref;
try {
pref = Services.prefs.getCharPref("identity.fxaccounts.autoconfig.uri");
} catch (e) { /* no pref */ }
if (!pref) {
// no pref / empty pref means we don't bother here.
return "";
}
let rootURL = Services.urlFormatter.formatURL(pref);
if (rootURL.endsWith("/")) {
rootURL.slice(0, -1);
}
return rootURL;
},
ensureConfigured: Task.async(function*() {
let isSignedIn = !!(yield fxAccounts.getSignedInUser());
if (!isSignedIn) {
yield this.fetchConfigURLs();
}
}),
// Read expected client configuration from the fxa auth server
// (from `identity.fxaccounts.autoconfig.uri`/.well-known/fxa-client-configuration)
// and replace all the relevant our prefs with the information found there.
// This is only done before sign-in and sign-up, and even then only if the
// `identity.fxaccounts.autoconfig.uri` preference is set.
fetchConfigURLs: Task.async(function*() {
let rootURL = this.getAutoConfigURL();
if (!rootURL) {
return;
}
let configURL = rootURL + "/.well-known/fxa-client-configuration";
let jsonStr = yield new Promise((resolve, reject) => {
let request = new RESTRequest(configURL);
request.setHeader("Accept", "application/json");
request.get(error => {
if (error) {
log.error(`Failed to get configuration object from "${configURL}"`, error);
return reject(error);
}
if (!request.response.success) {
log.error(`Received HTTP response code ${request.response.status} from configuration object request`);
if (request.response && request.response.body) {
log.debug("Got error response", request.response.body);
}
return reject(request.response.status);
}
resolve(request.response.body);
});
});
log.debug("Got successful configuration response", jsonStr);
try {
// Update the prefs directly specified by the config.
let config = JSON.parse(jsonStr)
let authServerBase = config.auth_server_base_url;
if (!authServerBase.endsWith("/v1")) {
authServerBase += "/v1";
}
Services.prefs.setCharPref("identity.fxaccounts.auth.uri", authServerBase);
Services.prefs.setCharPref("identity.fxaccounts.remote.oauth.uri", config.oauth_server_base_url + "/v1");
Services.prefs.setCharPref("identity.fxaccounts.remote.profile.uri", config.profile_server_base_url + "/v1");
Services.prefs.setCharPref("identity.sync.tokenserver.uri", config.sync_tokenserver_base_url + "/1.0/sync/1.5");
// Update the prefs that are based off of the autoconfig url
let contextParam = encodeURIComponent(
Services.prefs.getCharPref("identity.fxaccounts.contextParam"));
Services.prefs.setCharPref("identity.fxaccounts.remote.webchannel.uri", rootURL);
Services.prefs.setCharPref("identity.fxaccounts.settings.uri", rootURL + "/settings?service=sync&context=" + contextParam);
Services.prefs.setCharPref("identity.fxaccounts.remote.signup.uri", rootURL + "/signup?service=sync&context=" + contextParam);
Services.prefs.setCharPref("identity.fxaccounts.remote.signin.uri", rootURL + "/signin?service=sync&context=" + contextParam);
Services.prefs.setCharPref("identity.fxaccounts.remote.force_auth.uri", rootURL + "/force_auth?service=sync&context=" + contextParam);
let whitelistValue = Services.prefs.getCharPref("webchannel.allowObject.urlWhitelist");
if (!whitelistValue.includes(rootURL)) {
whitelistValue = `${rootURL} ${whitelistValue}`;
Services.prefs.setCharPref("webchannel.allowObject.urlWhitelist", whitelistValue);
}
// Ensure the webchannel is pointed at the correct uri
EnsureFxAccountsWebChannel();
} catch (e) {
log.error("Failed to initialize configuration preferences from autoconfig object", e);
throw e;
}
}),
};
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