From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Fri, 2 Feb 2018 04:16:08 -0500 Subject: Add m-esr52 at 52.6.0 --- services/common/modules-testing/logging.js | 54 + services/common/modules-testing/storageserver.js | 1677 ++++++++++++++++++++++ services/common/modules-testing/utils.js | 42 + 3 files changed, 1773 insertions(+) create mode 100644 services/common/modules-testing/logging.js create mode 100644 services/common/modules-testing/storageserver.js create mode 100644 services/common/modules-testing/utils.js (limited to 'services/common/modules-testing') diff --git a/services/common/modules-testing/logging.js b/services/common/modules-testing/logging.js new file mode 100644 index 000000000..3ff2c396c --- /dev/null +++ b/services/common/modules-testing/logging.js @@ -0,0 +1,54 @@ +/* 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 = [ + "getTestLogger", + "initTestLogging", +]; + +var {utils: Cu} = Components; + +Cu.import("resource://gre/modules/Log.jsm"); + +this.initTestLogging = function initTestLogging(level) { + function LogStats() { + this.errorsLogged = 0; + } + LogStats.prototype = { + format: function format(message) { + if (message.level == Log.Level.Error) { + this.errorsLogged += 1; + } + + return message.time + "\t" + message.loggerName + "\t" + message.levelDesc + "\t" + + this.formatText(message) + "\n"; + } + }; + LogStats.prototype.__proto__ = new Log.BasicFormatter(); + + let log = Log.repository.rootLogger; + let logStats = new LogStats(); + let appender = new Log.DumpAppender(logStats); + + if (typeof(level) == "undefined") { + level = "Debug"; + } + getTestLogger().level = Log.Level[level]; + Log.repository.getLogger("Services").level = Log.Level[level]; + + log.level = Log.Level.Trace; + appender.level = Log.Level.Trace; + // Overwrite any other appenders (e.g. from previous incarnations) + log.ownAppenders = [appender]; + log.updateAppenders(); + + return logStats; +} + +this.getTestLogger = function getTestLogger(component) { + return Log.repository.getLogger("Testing"); +} + diff --git a/services/common/modules-testing/storageserver.js b/services/common/modules-testing/storageserver.js new file mode 100644 index 000000000..650ac307f --- /dev/null +++ b/services/common/modules-testing/storageserver.js @@ -0,0 +1,1677 @@ +/* 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/. */ + +/** + * This file contains an implementation of the Storage Server in JavaScript. + * + * The server should not be used for any production purposes. + */ + +var {classes: Cc, interfaces: Ci, utils: Cu} = Components; + +this.EXPORTED_SYMBOLS = [ + "ServerBSO", + "StorageServerCallback", + "StorageServerCollection", + "StorageServer", + "storageServerForUsers", +]; + +Cu.import("resource://testing-common/httpd.js"); +Cu.import("resource://services-common/async.js"); +Cu.import("resource://gre/modules/Log.jsm"); +Cu.import("resource://services-common/utils.js"); + +const STORAGE_HTTP_LOGGER = "Services.Common.Test.Server"; +const STORAGE_API_VERSION = "2.0"; + +// Use the same method that record.js does, which mirrors the server. +function new_timestamp() { + return Math.round(Date.now()); +} + +function isInteger(s) { + let re = /^[0-9]+$/; + return re.test(s); +} + +function writeHttpBody(response, body) { + if (!body) { + return; + } + + response.bodyOutputStream.write(body, body.length); +} + +function sendMozSvcError(request, response, code) { + response.setStatusLine(request.httpVersion, 400, "Bad Request"); + response.setHeader("Content-Type", "text/plain", false); + response.bodyOutputStream.write(code, code.length); +} + +/** + * Represent a BSO on the server. + * + * A BSO is constructed from an ID, content, and a modified time. + * + * @param id + * (string) ID of the BSO being created. + * @param payload + * (strong|object) Payload for the BSO. Should ideally be a string. If + * an object is passed, it will be fed into JSON.stringify and that + * output will be set as the payload. + * @param modified + * (number) Milliseconds since UNIX epoch that the BSO was last + * modified. If not defined or null, the current time will be used. + */ +this.ServerBSO = function ServerBSO(id, payload, modified) { + if (!id) { + throw new Error("No ID for ServerBSO!"); + } + + if (!id.match(/^[a-zA-Z0-9_-]{1,64}$/)) { + throw new Error("BSO ID is invalid: " + id); + } + + this._log = Log.repository.getLogger(STORAGE_HTTP_LOGGER); + + this.id = id; + if (!payload) { + return; + } + + CommonUtils.ensureMillisecondsTimestamp(modified); + + if (typeof payload == "object") { + payload = JSON.stringify(payload); + } + + this.payload = payload; + this.modified = modified || new_timestamp(); +} +ServerBSO.prototype = { + FIELDS: [ + "id", + "modified", + "payload", + "ttl", + "sortindex", + ], + + toJSON: function toJSON() { + let obj = {}; + + for (let key of this.FIELDS) { + if (this[key] !== undefined) { + obj[key] = this[key]; + } + } + + return obj; + }, + + delete: function delete_() { + this.deleted = true; + + delete this.payload; + delete this.modified; + }, + + /** + * Handler for GET requests for this BSO. + */ + getHandler: function getHandler(request, response) { + let code = 200; + let status = "OK"; + let body; + + function sendResponse() { + response.setStatusLine(request.httpVersion, code, status); + writeHttpBody(response, body); + } + + if (request.hasHeader("x-if-modified-since")) { + let headerModified = parseInt(request.getHeader("x-if-modified-since"), + 10); + CommonUtils.ensureMillisecondsTimestamp(headerModified); + + if (headerModified >= this.modified) { + code = 304; + status = "Not Modified"; + + sendResponse(); + return; + } + } else if (request.hasHeader("x-if-unmodified-since")) { + let requestModified = parseInt(request.getHeader("x-if-unmodified-since"), + 10); + let serverModified = this.modified; + + if (serverModified > requestModified) { + code = 412; + status = "Precondition Failed"; + sendResponse(); + return; + } + } + + if (!this.deleted) { + body = JSON.stringify(this.toJSON()); + response.setHeader("Content-Type", "application/json", false); + response.setHeader("X-Last-Modified", "" + this.modified, false); + } else { + code = 404; + status = "Not Found"; + } + + sendResponse(); + }, + + /** + * Handler for PUT requests for this BSO. + */ + putHandler: function putHandler(request, response) { + if (request.hasHeader("Content-Type")) { + let ct = request.getHeader("Content-Type"); + if (ct != "application/json") { + throw HTTP_415; + } + } + + let input = CommonUtils.readBytesFromInputStream(request.bodyInputStream); + let parsed; + try { + parsed = JSON.parse(input); + } catch (ex) { + return sendMozSvcError(request, response, "8"); + } + + if (typeof(parsed) != "object") { + return sendMozSvcError(request, response, "8"); + } + + // Don't update if a conditional request fails preconditions. + if (request.hasHeader("x-if-unmodified-since")) { + let reqModified = parseInt(request.getHeader("x-if-unmodified-since")); + + if (reqModified < this.modified) { + response.setStatusLine(request.httpVersion, 412, "Precondition Failed"); + return; + } + } + + let code, status; + if (this.payload) { + code = 204; + status = "No Content"; + } else { + code = 201; + status = "Created"; + } + + // Alert when we see unrecognized fields. + for (let [key, value] of Object.entries(parsed)) { + switch (key) { + case "payload": + if (typeof(value) != "string") { + sendMozSvcError(request, response, "8"); + return true; + } + + this.payload = value; + break; + + case "ttl": + if (!isInteger(value)) { + sendMozSvcError(request, response, "8"); + return true; + } + this.ttl = parseInt(value, 10); + break; + + case "sortindex": + if (!isInteger(value) || value.length > 9) { + sendMozSvcError(request, response, "8"); + return true; + } + this.sortindex = parseInt(value, 10); + break; + + case "id": + break; + + default: + this._log.warn("Unexpected field in BSO record: " + key); + sendMozSvcError(request, response, "8"); + return true; + } + } + + this.modified = request.timestamp; + this.deleted = false; + response.setHeader("X-Last-Modified", "" + this.modified, false); + + response.setStatusLine(request.httpVersion, code, status); + }, +}; + +/** + * Represent a collection on the server. + * + * The '_bsos' attribute is a mapping of id -> ServerBSO objects. + * + * Note that if you want these records to be accessible individually, + * you need to register their handlers with the server separately, or use a + * containing HTTP server that will do so on your behalf. + * + * @param bsos + * An object mapping BSO IDs to ServerBSOs. + * @param acceptNew + * If true, POSTs to this collection URI will result in new BSOs being + * created and wired in on the fly. + * @param timestamp + * An optional timestamp value to initialize the modified time of the + * collection. This should be in the format returned by new_timestamp(). + */ +this.StorageServerCollection = + function StorageServerCollection(bsos, acceptNew, timestamp=new_timestamp()) { + this._bsos = bsos || {}; + this.acceptNew = acceptNew || false; + + /* + * Track modified timestamp. + * We can't just use the timestamps of contained BSOs: an empty collection + * has a modified time. + */ + CommonUtils.ensureMillisecondsTimestamp(timestamp); + this._timestamp = timestamp; + + this._log = Log.repository.getLogger(STORAGE_HTTP_LOGGER); +} +StorageServerCollection.prototype = { + BATCH_MAX_COUNT: 100, // # of records. + BATCH_MAX_SIZE: 1024 * 1024, // # bytes. + + _timestamp: null, + + get timestamp() { + return this._timestamp; + }, + + set timestamp(timestamp) { + CommonUtils.ensureMillisecondsTimestamp(timestamp); + this._timestamp = timestamp; + }, + + get totalPayloadSize() { + let size = 0; + for (let bso of this.bsos()) { + size += bso.payload.length; + } + + return size; + }, + + /** + * Convenience accessor for our BSO keys. + * Excludes deleted items, of course. + * + * @param filter + * A predicate function (applied to the ID and BSO) which dictates + * whether to include the BSO's ID in the output. + * + * @return an array of IDs. + */ + keys: function keys(filter) { + let ids = []; + for (let [id, bso] of Object.entries(this._bsos)) { + if (!bso.deleted && (!filter || filter(id, bso))) { + ids.push(id); + } + } + return ids; + }, + + /** + * Convenience method to get an array of BSOs. + * Optionally provide a filter function. + * + * @param filter + * A predicate function, applied to the BSO, which dictates whether to + * include the BSO in the output. + * + * @return an array of ServerBSOs. + */ + bsos: function bsos(filter) { + let os = []; + for (let [id, bso] of Object.entries(this._bsos)) { + if (!bso.deleted) { + os.push(bso); + } + } + + if (!filter) { + return os; + } + + return os.filter(filter); + }, + + /** + * Obtain a BSO by ID. + */ + bso: function bso(id) { + return this._bsos[id]; + }, + + /** + * Obtain the payload of a specific BSO. + * + * Raises if the specified BSO does not exist. + */ + payload: function payload(id) { + return this.bso(id).payload; + }, + + /** + * Insert the provided BSO under its ID. + * + * @return the provided BSO. + */ + insertBSO: function insertBSO(bso) { + return this._bsos[bso.id] = bso; + }, + + /** + * Insert the provided payload as part of a new ServerBSO with the provided + * ID. + * + * @param id + * The GUID for the BSO. + * @param payload + * The payload, as provided to the ServerBSO constructor. + * @param modified + * An optional modified time for the ServerBSO. If not specified, the + * current time will be used. + * + * @return the inserted BSO. + */ + insert: function insert(id, payload, modified) { + return this.insertBSO(new ServerBSO(id, payload, modified)); + }, + + /** + * Removes an object entirely from the collection. + * + * @param id + * (string) ID to remove. + */ + remove: function remove(id) { + delete this._bsos[id]; + }, + + _inResultSet: function _inResultSet(bso, options) { + if (!bso.payload) { + return false; + } + + if (options.ids) { + if (options.ids.indexOf(bso.id) == -1) { + return false; + } + } + + if (options.newer) { + if (bso.modified <= options.newer) { + return false; + } + } + + if (options.older) { + if (bso.modified >= options.older) { + return false; + } + } + + return true; + }, + + count: function count(options) { + options = options || {}; + let c = 0; + for (let [id, bso] of Object.entries(this._bsos)) { + if (bso.modified && this._inResultSet(bso, options)) { + c++; + } + } + return c; + }, + + get: function get(options) { + let data = []; + for (let id in this._bsos) { + let bso = this._bsos[id]; + if (!bso.modified) { + continue; + } + + if (!this._inResultSet(bso, options)) { + continue; + } + + data.push(bso); + } + + if (options.sort) { + if (options.sort == "oldest") { + data.sort(function sortOldest(a, b) { + if (a.modified == b.modified) { + return 0; + } + + return a.modified < b.modified ? -1 : 1; + }); + } else if (options.sort == "newest") { + data.sort(function sortNewest(a, b) { + if (a.modified == b.modified) { + return 0; + } + + return a.modified > b.modified ? -1 : 1; + }); + } else if (options.sort == "index") { + data.sort(function sortIndex(a, b) { + if (a.sortindex == b.sortindex) { + return 0; + } + + if (a.sortindex !== undefined && b.sortindex == undefined) { + return 1; + } + + if (a.sortindex === undefined && b.sortindex !== undefined) { + return -1; + } + + return a.sortindex > b.sortindex ? -1 : 1; + }); + } + } + + if (options.limit) { + data = data.slice(0, options.limit); + } + + return data; + }, + + post: function post(input, timestamp) { + let success = []; + let failed = {}; + let count = 0; + let size = 0; + + // This will count records where we have an existing ServerBSO + // registered with us as successful and all other records as failed. + for (let record of input) { + count += 1; + if (count > this.BATCH_MAX_COUNT) { + failed[record.id] = "Max record count exceeded."; + continue; + } + + if (typeof(record.payload) != "string") { + failed[record.id] = "Payload is not a string!"; + continue; + } + + size += record.payload.length; + if (size > this.BATCH_MAX_SIZE) { + failed[record.id] = "Payload max size exceeded!"; + continue; + } + + if (record.sortindex) { + if (!isInteger(record.sortindex)) { + failed[record.id] = "sortindex is not an integer."; + continue; + } + + if (record.sortindex.length > 9) { + failed[record.id] = "sortindex is too long."; + continue; + } + } + + if ("ttl" in record) { + if (!isInteger(record.ttl)) { + failed[record.id] = "ttl is not an integer."; + continue; + } + } + + try { + let bso = this.bso(record.id); + if (!bso && this.acceptNew) { + this._log.debug("Creating BSO " + JSON.stringify(record.id) + + " on the fly."); + bso = new ServerBSO(record.id); + this.insertBSO(bso); + } + if (bso) { + bso.payload = record.payload; + bso.modified = timestamp; + bso.deleted = false; + success.push(record.id); + + if (record.sortindex) { + bso.sortindex = parseInt(record.sortindex, 10); + } + + } else { + failed[record.id] = "no bso configured"; + } + } catch (ex) { + this._log.info("Exception when processing BSO", ex); + failed[record.id] = "Exception when processing."; + } + } + return {success: success, failed: failed}; + }, + + delete: function delete_(options) { + options = options || {}; + + // Protocol 2.0 only allows the "ids" query string argument. + let keys = Object.keys(options).filter(function(k) { + return k != "ids"; + }); + if (keys.length) { + this._log.warn("Invalid query string parameter to collection delete: " + + keys.join(", ")); + throw new Error("Malformed client request."); + } + + if (options.ids && options.ids.length > this.BATCH_MAX_COUNT) { + throw HTTP_400; + } + + let deleted = []; + for (let [id, bso] of Object.entries(this._bsos)) { + if (this._inResultSet(bso, options)) { + this._log.debug("Deleting " + JSON.stringify(bso)); + deleted.push(bso.id); + bso.delete(); + } + } + return deleted; + }, + + parseOptions: function parseOptions(request) { + let options = {}; + + for (let chunk of request.queryString.split("&")) { + if (!chunk) { + continue; + } + chunk = chunk.split("="); + let key = decodeURIComponent(chunk[0]); + if (chunk.length == 1) { + options[key] = ""; + } else { + options[key] = decodeURIComponent(chunk[1]); + } + } + + if (options.ids) { + options.ids = options.ids.split(","); + } + + if (options.newer) { + if (!isInteger(options.newer)) { + throw HTTP_400; + } + + CommonUtils.ensureMillisecondsTimestamp(options.newer); + options.newer = parseInt(options.newer, 10); + } + + if (options.older) { + if (!isInteger(options.older)) { + throw HTTP_400; + } + + CommonUtils.ensureMillisecondsTimestamp(options.older); + options.older = parseInt(options.older, 10); + } + + if (options.limit) { + if (!isInteger(options.limit)) { + throw HTTP_400; + } + + options.limit = parseInt(options.limit, 10); + } + + return options; + }, + + getHandler: function getHandler(request, response) { + let options = this.parseOptions(request); + let data = this.get(options); + + if (request.hasHeader("x-if-modified-since")) { + let requestModified = parseInt(request.getHeader("x-if-modified-since"), + 10); + let newestBSO = 0; + for (let bso of data) { + if (bso.modified > newestBSO) { + newestBSO = bso.modified; + } + } + + if (requestModified >= newestBSO) { + response.setHeader("X-Last-Modified", "" + newestBSO); + response.setStatusLine(request.httpVersion, 304, "Not Modified"); + return; + } + } else if (request.hasHeader("x-if-unmodified-since")) { + let requestModified = parseInt(request.getHeader("x-if-unmodified-since"), + 10); + let serverModified = this.timestamp; + + if (serverModified > requestModified) { + response.setHeader("X-Last-Modified", "" + serverModified); + response.setStatusLine(request.httpVersion, 412, "Precondition Failed"); + return; + } + } + + if (options.full) { + data = data.map(function map(bso) { + return bso.toJSON(); + }); + } else { + data = data.map(function map(bso) { + return bso.id; + }); + } + + // application/json is default media type. + let newlines = false; + if (request.hasHeader("accept")) { + let accept = request.getHeader("accept"); + if (accept == "application/newlines") { + newlines = true; + } else if (accept != "application/json") { + throw HTTP_406; + } + } + + let body; + if (newlines) { + response.setHeader("Content-Type", "application/newlines", false); + let normalized = data.map(function map(d) { + return JSON.stringify(d); + }); + + body = normalized.join("\n") + "\n"; + } else { + response.setHeader("Content-Type", "application/json", false); + body = JSON.stringify({items: data}); + } + + this._log.info("Records: " + data.length); + response.setHeader("X-Num-Records", "" + data.length, false); + response.setHeader("X-Last-Modified", "" + this.timestamp, false); + response.setStatusLine(request.httpVersion, 200, "OK"); + response.bodyOutputStream.write(body, body.length); + }, + + postHandler: function postHandler(request, response) { + let options = this.parseOptions(request); + + if (!request.hasHeader("content-type")) { + this._log.info("No Content-Type request header!"); + throw HTTP_400; + } + + let inputStream = request.bodyInputStream; + let inputBody = CommonUtils.readBytesFromInputStream(inputStream); + let input = []; + + let inputMediaType = request.getHeader("content-type"); + if (inputMediaType == "application/json") { + try { + input = JSON.parse(inputBody); + } catch (ex) { + this._log.info("JSON parse error on input body!"); + throw HTTP_400; + } + + if (!Array.isArray(input)) { + this._log.info("Input JSON type not an array!"); + return sendMozSvcError(request, response, "8"); + } + } else if (inputMediaType == "application/newlines") { + for (let line of inputBody.split("\n")) { + let record; + try { + record = JSON.parse(line); + } catch (ex) { + this._log.info("JSON parse error on line!"); + return sendMozSvcError(request, response, "8"); + } + + input.push(record); + } + } else { + this._log.info("Unknown media type: " + inputMediaType); + throw HTTP_415; + } + + if (this._ensureUnmodifiedSince(request, response)) { + return; + } + + let res = this.post(input, request.timestamp); + let body = JSON.stringify(res); + response.setHeader("Content-Type", "application/json", false); + this.timestamp = request.timestamp; + response.setHeader("X-Last-Modified", "" + this.timestamp, false); + + response.setStatusLine(request.httpVersion, "200", "OK"); + response.bodyOutputStream.write(body, body.length); + }, + + deleteHandler: function deleteHandler(request, response) { + this._log.debug("Invoking StorageServerCollection.DELETE."); + + let options = this.parseOptions(request); + + if (this._ensureUnmodifiedSince(request, response)) { + return; + } + + let deleted = this.delete(options); + response.deleted = deleted; + this.timestamp = request.timestamp; + + response.setStatusLine(request.httpVersion, 204, "No Content"); + }, + + handler: function handler() { + let self = this; + + return function(request, response) { + switch(request.method) { + case "GET": + return self.getHandler(request, response); + + case "POST": + return self.postHandler(request, response); + + case "DELETE": + return self.deleteHandler(request, response); + + } + + request.setHeader("Allow", "GET,POST,DELETE"); + response.setStatusLine(request.httpVersion, 405, "Method Not Allowed"); + }; + }, + + _ensureUnmodifiedSince: function _ensureUnmodifiedSince(request, response) { + if (!request.hasHeader("x-if-unmodified-since")) { + return false; + } + + let requestModified = parseInt(request.getHeader("x-if-unmodified-since"), + 10); + let serverModified = this.timestamp; + + this._log.debug("Request modified time: " + requestModified + + "; Server modified time: " + serverModified); + if (serverModified <= requestModified) { + return false; + } + + this._log.info("Conditional request rejected because client time older " + + "than collection timestamp."); + response.setStatusLine(request.httpVersion, 412, "Precondition Failed"); + return true; + }, +}; + + +//===========================================================================// +// httpd.js-based Storage server. // +//===========================================================================// + +/** + * In general, the preferred way of using StorageServer is to directly + * introspect it. Callbacks are available for operations which are hard to + * verify through introspection, such as deletions. + * + * One of the goals of this server is to provide enough hooks for test code to + * find out what it needs without monkeypatching. Use this object as your + * prototype, and override as appropriate. + */ +this.StorageServerCallback = { + onCollectionDeleted: function onCollectionDeleted(user, collection) {}, + onItemDeleted: function onItemDeleted(user, collection, bsoID) {}, + + /** + * Called at the top of every request. + * + * Allows the test to inspect the request. Hooks should be careful not to + * modify or change state of the request or they may impact future processing. + */ + onRequest: function onRequest(request) {}, +}; + +/** + * Construct a new test Storage server. Takes a callback object (e.g., + * StorageServerCallback) as input. + */ +this.StorageServer = function StorageServer(callback) { + this.callback = callback || {__proto__: StorageServerCallback}; + this.server = new HttpServer(); + this.started = false; + this.users = {}; + this.requestCount = 0; + this._log = Log.repository.getLogger(STORAGE_HTTP_LOGGER); + + // Install our own default handler. This allows us to mess around with the + // whole URL space. + let handler = this.server._handler; + handler._handleDefault = this.handleDefault.bind(this, handler); +} +StorageServer.prototype = { + DEFAULT_QUOTA: 1024 * 1024, // # bytes. + + server: null, // HttpServer. + users: null, // Map of username => {collections, password}. + + /** + * If true, the server will allow any arbitrary user to be used. + * + * No authentication will be performed. Whatever user is detected from the + * URL or auth headers will be created (if needed) and used. + */ + allowAllUsers: false, + + /** + * Start the StorageServer's underlying HTTP server. + * + * @param port + * The numeric port on which to start. A falsy value implies to + * select any available port. + * @param cb + * A callback function (of no arguments) which is invoked after + * startup. + */ + start: function start(port, cb) { + if (this.started) { + this._log.warn("Warning: server already started on " + this.port); + return; + } + if (!port) { + port = -1; + } + this.port = port; + + try { + this.server.start(this.port); + this.port = this.server.identity.primaryPort; + this.started = true; + if (cb) { + cb(); + } + } catch (ex) { + _("=========================================="); + _("Got exception starting Storage HTTP server on port " + this.port); + _("Error: " + Log.exceptionStr(ex)); + _("Is there a process already listening on port " + this.port + "?"); + _("=========================================="); + do_throw(ex); + } + }, + + /** + * Start the server synchronously. + * + * @param port + * The numeric port on which to start. The default is to choose + * any available port. + */ + startSynchronous: function startSynchronous(port=-1) { + let cb = Async.makeSpinningCallback(); + this.start(port, cb); + cb.wait(); + }, + + /** + * Stop the StorageServer's HTTP server. + * + * @param cb + * A callback function. Invoked after the server has been stopped. + * + */ + stop: function stop(cb) { + if (!this.started) { + this._log.warn("StorageServer: Warning: server not running. Can't stop " + + "me now!"); + return; + } + + this.server.stop(cb); + this.started = false; + }, + + serverTime: function serverTime() { + return new_timestamp(); + }, + + /** + * Create a new user, complete with an empty set of collections. + * + * @param username + * The username to use. An Error will be thrown if a user by that name + * already exists. + * @param password + * A password string. + * + * @return a user object, as would be returned by server.user(username). + */ + registerUser: function registerUser(username, password) { + if (username in this.users) { + throw new Error("User already exists."); + } + + if (!isFinite(parseInt(username))) { + throw new Error("Usernames must be numeric: " + username); + } + + this._log.info("Registering new user with server: " + username); + this.users[username] = { + password: password, + collections: {}, + quota: this.DEFAULT_QUOTA, + }; + return this.user(username); + }, + + userExists: function userExists(username) { + return username in this.users; + }, + + getCollection: function getCollection(username, collection) { + return this.users[username].collections[collection]; + }, + + _insertCollection: function _insertCollection(collections, collection, bsos) { + let coll = new StorageServerCollection(bsos, true); + coll.collectionHandler = coll.handler(); + collections[collection] = coll; + return coll; + }, + + createCollection: function createCollection(username, collection, bsos) { + if (!(username in this.users)) { + throw new Error("Unknown user."); + } + let collections = this.users[username].collections; + if (collection in collections) { + throw new Error("Collection already exists."); + } + return this._insertCollection(collections, collection, bsos); + }, + + deleteCollection: function deleteCollection(username, collection) { + if (!(username in this.users)) { + throw new Error("Unknown user."); + } + delete this.users[username].collections[collection]; + }, + + /** + * Accept a map like the following: + * { + * meta: {global: {version: 1, ...}}, + * crypto: {"keys": {}, foo: {bar: 2}}, + * bookmarks: {} + * } + * to cause collections and BSOs to be created. + * If a collection already exists, no error is raised. + * If a BSO already exists, it will be updated to the new contents. + */ + createContents: function createContents(username, collections) { + if (!(username in this.users)) { + throw new Error("Unknown user."); + } + let userCollections = this.users[username].collections; + for (let [id, contents] of Object.entries(collections)) { + let coll = userCollections[id] || + this._insertCollection(userCollections, id); + for (let [bsoID, payload] of Object.entries(contents)) { + coll.insert(bsoID, payload); + } + } + }, + + /** + * Insert a BSO in an existing collection. + */ + insertBSO: function insertBSO(username, collection, bso) { + if (!(username in this.users)) { + throw new Error("Unknown user."); + } + let userCollections = this.users[username].collections; + if (!(collection in userCollections)) { + throw new Error("Unknown collection."); + } + userCollections[collection].insertBSO(bso); + return bso; + }, + + /** + * Delete all of the collections for the named user. + * + * @param username + * The name of the affected user. + */ + deleteCollections: function deleteCollections(username) { + if (!(username in this.users)) { + throw new Error("Unknown user."); + } + let userCollections = this.users[username].collections; + for (let name in userCollections) { + let coll = userCollections[name]; + this._log.trace("Bulk deleting " + name + " for " + username + "..."); + coll.delete({}); + } + this.users[username].collections = {}; + }, + + getQuota: function getQuota(username) { + if (!(username in this.users)) { + throw new Error("Unknown user."); + } + + return this.users[username].quota; + }, + + /** + * Obtain the newest timestamp of all collections for a user. + */ + newestCollectionTimestamp: function newestCollectionTimestamp(username) { + let collections = this.users[username].collections; + let newest = 0; + for (let name in collections) { + let collection = collections[name]; + if (collection.timestamp > newest) { + newest = collection.timestamp; + } + } + + return newest; + }, + + /** + * Compute the object that is returned for an info/collections request. + */ + infoCollections: function infoCollections(username) { + let responseObject = {}; + let colls = this.users[username].collections; + for (let coll in colls) { + responseObject[coll] = colls[coll].timestamp; + } + this._log.trace("StorageServer: info/collections returning " + + JSON.stringify(responseObject)); + return responseObject; + }, + + infoCounts: function infoCounts(username) { + let data = {}; + let collections = this.users[username].collections; + for (let [k, v] of Object.entries(collections)) { + let count = v.count(); + if (!count) { + continue; + } + + data[k] = count; + } + + return data; + }, + + infoUsage: function infoUsage(username) { + let data = {}; + let collections = this.users[username].collections; + for (let [k, v] of Object.entries(collections)) { + data[k] = v.totalPayloadSize; + } + + return data; + }, + + infoQuota: function infoQuota(username) { + let total = 0; + let usage = this.infoUsage(username); + for (let key in usage) { + let value = usage[key]; + total += value; + } + + return { + quota: this.getQuota(username), + usage: total + }; + }, + + /** + * Simple accessor to allow collective binding and abbreviation of a bunch of + * methods. Yay! + * Use like this: + * + * let u = server.user("john"); + * u.collection("bookmarks").bso("abcdefg").payload; // Etc. + * + * @return a proxy for the user data stored in this server. + */ + user: function user(username) { + let collection = this.getCollection.bind(this, username); + let createCollection = this.createCollection.bind(this, username); + let createContents = this.createContents.bind(this, username); + let modified = function (collectionName) { + return collection(collectionName).timestamp; + } + let deleteCollections = this.deleteCollections.bind(this, username); + let quota = this.getQuota.bind(this, username); + return { + collection: collection, + createCollection: createCollection, + createContents: createContents, + deleteCollections: deleteCollections, + modified: modified, + quota: quota, + }; + }, + + _pruneExpired: function _pruneExpired() { + let now = Date.now(); + + for (let username in this.users) { + let user = this.users[username]; + for (let name in user.collections) { + let collection = user.collections[name]; + for (let bso of collection.bsos()) { + // ttl === 0 is a special case, so we can't simply !ttl. + if (typeof(bso.ttl) != "number") { + continue; + } + + let ttlDate = bso.modified + (bso.ttl * 1000); + if (ttlDate < now) { + this._log.info("Deleting BSO because TTL expired: " + bso.id); + bso.delete(); + } + } + } + } + }, + + /* + * Regular expressions for splitting up Storage request paths. + * Storage URLs are of the form: + * /$apipath/$version/$userid/$further + * where $further is usually: + * storage/$collection/$bso + * or + * storage/$collection + * or + * info/$op + * + * We assume for the sake of simplicity that $apipath is empty. + * + * N.B., we don't follow any kind of username spec here, because as far as I + * can tell there isn't one. See Bug 689671. Instead we follow the Python + * server code. + * + * Path: [all, version, first, rest] + * Storage: [all, collection?, id?] + */ + pathRE: /^\/([0-9]+(?:\.[0-9]+)?)(?:\/([0-9]+)\/([^\/]+)(?:\/(.+))?)?$/, + storageRE: /^([-_a-zA-Z0-9]+)(?:\/([-_a-zA-Z0-9]+)\/?)?$/, + + defaultHeaders: {}, + + /** + * HTTP response utility. + */ + respond: function respond(req, resp, code, status, body, headers, timestamp) { + this._log.info("Response: " + code + " " + status); + resp.setStatusLine(req.httpVersion, code, status); + if (!headers) { + headers = this.defaultHeaders; + } + for (let header in headers) { + let value = headers[header]; + resp.setHeader(header, value, false); + } + + if (timestamp) { + resp.setHeader("X-Timestamp", "" + timestamp, false); + } + + if (body) { + resp.bodyOutputStream.write(body, body.length); + } + }, + + /** + * This is invoked by the HttpServer. `this` is bound to the StorageServer; + * `handler` is the HttpServer's handler. + * + * TODO: need to use the correct Storage API response codes and errors here. + */ + handleDefault: function handleDefault(handler, req, resp) { + this.requestCount++; + let timestamp = new_timestamp(); + try { + this._handleDefault(handler, req, resp, timestamp); + } catch (e) { + if (e instanceof HttpError) { + this.respond(req, resp, e.code, e.description, "", {}, timestamp); + } else { + this._log.warn("StorageServer: handleDefault caught an error", e); + throw e; + } + } + }, + + _handleDefault: function _handleDefault(handler, req, resp, timestamp) { + let path = req.path; + if (req.queryString.length) { + path += "?" + req.queryString; + } + + this._log.debug("StorageServer: Handling request: " + req.method + " " + + path); + + if (this.callback.onRequest) { + this.callback.onRequest(req); + } + + // Prune expired records for all users at top of request. This is the + // easiest way to process TTLs since all requests go through here. + this._pruneExpired(); + + req.timestamp = timestamp; + resp.setHeader("X-Timestamp", "" + timestamp, false); + + let parts = this.pathRE.exec(req.path); + if (!parts) { + this._log.debug("StorageServer: Unexpected request: bad URL " + req.path); + throw HTTP_404; + } + + let [all, version, userPath, first, rest] = parts; + if (version != STORAGE_API_VERSION) { + this._log.debug("StorageServer: Unknown version."); + throw HTTP_404; + } + + let username; + + // By default, the server requires users to be authenticated. When a + // request arrives, the user must have been previously configured and + // the request must have authentication. In "allow all users" mode, we + // take the username from the URL, create the user on the fly, and don't + // perform any authentication. + if (!this.allowAllUsers) { + // Enforce authentication. + if (!req.hasHeader("authorization")) { + this.respond(req, resp, 401, "Authorization Required", "{}", { + "WWW-Authenticate": 'Basic realm="secret"' + }); + return; + } + + let ensureUserExists = function ensureUserExists(username) { + if (this.userExists(username)) { + return; + } + + this._log.info("StorageServer: Unknown user: " + username); + throw HTTP_401; + }.bind(this); + + let auth = req.getHeader("authorization"); + this._log.debug("Authorization: " + auth); + + if (auth.indexOf("Basic ") == 0) { + let decoded = CommonUtils.safeAtoB(auth.substr(6)); + this._log.debug("Decoded Basic Auth: " + decoded); + let [user, password] = decoded.split(":", 2); + + if (!password) { + this._log.debug("Malformed HTTP Basic Authorization header: " + auth); + throw HTTP_400; + } + + this._log.debug("Got HTTP Basic auth for user: " + user); + ensureUserExists(user); + username = user; + + if (this.users[user].password != password) { + this._log.debug("StorageServer: Provided password is not correct."); + throw HTTP_401; + } + // TODO support token auth. + } else { + this._log.debug("Unsupported HTTP authorization type: " + auth); + throw HTTP_500; + } + // All users mode. + } else { + // Auto create user with dummy password. + if (!this.userExists(userPath)) { + this.registerUser(userPath, "DUMMY-PASSWORD-*&%#"); + } + + username = userPath; + } + + // Hand off to the appropriate handler for this path component. + if (first in this.toplevelHandlers) { + let handler = this.toplevelHandlers[first]; + try { + return handler.call(this, handler, req, resp, version, username, rest); + } catch (ex) { + this._log.warn("Got exception during request", ex); + throw ex; + } + } + this._log.debug("StorageServer: Unknown top-level " + first); + throw HTTP_404; + }, + + /** + * Collection of the handler methods we use for top-level path components. + */ + toplevelHandlers: { + "storage": function handleStorage(handler, req, resp, version, username, + rest) { + let respond = this.respond.bind(this, req, resp); + if (!rest || !rest.length) { + this._log.debug("StorageServer: top-level storage " + + req.method + " request."); + + if (req.method != "DELETE") { + respond(405, "Method Not Allowed", null, {"Allow": "DELETE"}); + return; + } + + this.user(username).deleteCollections(); + + respond(204, "No Content"); + return; + } + + let match = this.storageRE.exec(rest); + if (!match) { + this._log.warn("StorageServer: Unknown storage operation " + rest); + throw HTTP_404; + } + let [all, collection, bsoID] = match; + let coll = this.getCollection(username, collection); + let collectionExisted = !!coll; + + switch (req.method) { + case "GET": + // Tried to GET on a collection that doesn't exist. + if (!coll) { + respond(404, "Not Found"); + return; + } + + // No BSO URL parameter goes to collection handler. + if (!bsoID) { + return coll.collectionHandler(req, resp); + } + + // Handle non-existent BSO. + let bso = coll.bso(bsoID); + if (!bso) { + respond(404, "Not Found"); + return; + } + + // Proxy to BSO handler. + return bso.getHandler(req, resp); + + case "DELETE": + // Collection doesn't exist. + if (!coll) { + respond(404, "Not Found"); + return; + } + + // Deleting a specific BSO. + if (bsoID) { + let bso = coll.bso(bsoID); + + // BSO does not exist on the server. Nothing to do. + if (!bso) { + respond(404, "Not Found"); + return; + } + + if (req.hasHeader("x-if-unmodified-since")) { + let modified = parseInt(req.getHeader("x-if-unmodified-since")); + CommonUtils.ensureMillisecondsTimestamp(modified); + + if (bso.modified > modified) { + respond(412, "Precondition Failed"); + return; + } + } + + bso.delete(); + coll.timestamp = req.timestamp; + this.callback.onItemDeleted(username, collection, bsoID); + respond(204, "No Content"); + return; + } + + // Proxy to collection handler. + coll.collectionHandler(req, resp); + + // Spot if this is a DELETE for some IDs, and don't blow away the + // whole collection! + // + // We already handled deleting the BSOs by invoking the deleted + // collection's handler. However, in the case of + // + // DELETE storage/foobar + // + // we also need to remove foobar from the collections map. This + // clause tries to differentiate the above request from + // + // DELETE storage/foobar?ids=foo,baz + // + // and do the right thing. + // TODO: less hacky method. + if (-1 == req.queryString.indexOf("ids=")) { + // When you delete the entire collection, we drop it. + this._log.debug("Deleting entire collection."); + delete this.users[username].collections[collection]; + this.callback.onCollectionDeleted(username, collection); + } + + // Notify of item deletion. + let deleted = resp.deleted || []; + for (let i = 0; i < deleted.length; ++i) { + this.callback.onItemDeleted(username, collection, deleted[i]); + } + return; + + case "POST": + case "PUT": + // Auto-create collection if it doesn't exist. + if (!coll) { + coll = this.createCollection(username, collection); + } + + try { + if (bsoID) { + let bso = coll.bso(bsoID); + if (!bso) { + this._log.trace("StorageServer: creating BSO " + collection + + "/" + bsoID); + try { + bso = coll.insert(bsoID); + } catch (ex) { + return sendMozSvcError(req, resp, "8"); + } + } + + bso.putHandler(req, resp); + + coll.timestamp = req.timestamp; + return resp; + } + + return coll.collectionHandler(req, resp); + } catch (ex) { + if (ex instanceof HttpError) { + if (!collectionExisted) { + this.deleteCollection(username, collection); + } + } + + throw ex; + } + + default: + throw new Error("Request method " + req.method + " not implemented."); + } + }, + + "info": function handleInfo(handler, req, resp, version, username, rest) { + switch (rest) { + case "collections": + return this.handleInfoCollections(req, resp, username); + + case "collection_counts": + return this.handleInfoCounts(req, resp, username); + + case "collection_usage": + return this.handleInfoUsage(req, resp, username); + + case "quota": + return this.handleInfoQuota(req, resp, username); + + default: + this._log.warn("StorageServer: Unknown info operation " + rest); + throw HTTP_404; + } + } + }, + + handleInfoConditional: function handleInfoConditional(request, response, + user) { + if (!request.hasHeader("x-if-modified-since")) { + return false; + } + + let requestModified = request.getHeader("x-if-modified-since"); + requestModified = parseInt(requestModified, 10); + + let serverModified = this.newestCollectionTimestamp(user); + + this._log.info("Server mtime: " + serverModified + "; Client modified: " + + requestModified); + if (serverModified > requestModified) { + return false; + } + + this.respond(request, response, 304, "Not Modified", null, { + "X-Last-Modified": "" + serverModified + }); + + return true; + }, + + handleInfoCollections: function handleInfoCollections(request, response, + user) { + if (this.handleInfoConditional(request, response, user)) { + return; + } + + let info = this.infoCollections(user); + let body = JSON.stringify(info); + this.respond(request, response, 200, "OK", body, { + "Content-Type": "application/json", + "X-Last-Modified": "" + this.newestCollectionTimestamp(user), + }); + }, + + handleInfoCounts: function handleInfoCounts(request, response, user) { + if (this.handleInfoConditional(request, response, user)) { + return; + } + + let counts = this.infoCounts(user); + let body = JSON.stringify(counts); + + this.respond(request, response, 200, "OK", body, { + "Content-Type": "application/json", + "X-Last-Modified": "" + this.newestCollectionTimestamp(user), + }); + }, + + handleInfoUsage: function handleInfoUsage(request, response, user) { + if (this.handleInfoConditional(request, response, user)) { + return; + } + + let body = JSON.stringify(this.infoUsage(user)); + this.respond(request, response, 200, "OK", body, { + "Content-Type": "application/json", + "X-Last-Modified": "" + this.newestCollectionTimestamp(user), + }); + }, + + handleInfoQuota: function handleInfoQuota(request, response, user) { + if (this.handleInfoConditional(request, response, user)) { + return; + } + + let body = JSON.stringify(this.infoQuota(user)); + this.respond(request, response, 200, "OK", body, { + "Content-Type": "application/json", + "X-Last-Modified": "" + this.newestCollectionTimestamp(user), + }); + }, +}; + +/** + * Helper to create a storage server for a set of users. + * + * Each user is specified by a map of username to password. + */ +this.storageServerForUsers = + function storageServerForUsers(users, contents, callback) { + let server = new StorageServer(callback); + for (let [user, pass] of Object.entries(users)) { + server.registerUser(user, pass); + server.createContents(user, contents); + } + server.start(); + return server; +} diff --git a/services/common/modules-testing/utils.js b/services/common/modules-testing/utils.js new file mode 100644 index 000000000..e909afc48 --- /dev/null +++ b/services/common/modules-testing/utils.js @@ -0,0 +1,42 @@ +/* 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 = [ + "TestingUtils", +]; + +this.TestingUtils = { + /** + * Perform a deep copy of an Array or Object. + */ + deepCopy: function deepCopy(thing, noSort) { + if (typeof(thing) != "object" || thing == null) { + return thing; + } + + if (Array.isArray(thing)) { + let ret = []; + for (let element of thing) { + ret.push(this.deepCopy(element, noSort)); + } + + return ret; + } + + let ret = {}; + let props = Object.keys(thing); + + if (!noSort) { + props = props.sort(); + } + + for (let prop of props) { + ret[prop] = this.deepCopy(thing[prop], noSort); + } + + return ret; + }, +}; -- cgit v1.2.3