Move app/server to flipper-server-core
Summary: moved `app/src/server` to `flipper-server-core/src` and fixed any fallout from that (aka integration points I missed on the preparing diffs). Reviewed By: passy Differential Revision: D31541378 fbshipit-source-id: 8a7e0169ebefa515781f6e5e0f7b926415d4b7e9
This commit is contained in:
Michel Weststrate
committed by
Facebook GitHub Bot
Facebook GitHub Bot
parent
3e7a6b1b4b
commit
d88b28330a
296
desktop/flipper-server-core/src/devices/ios/IOSDevice.tsx
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296
desktop/flipper-server-core/src/devices/ios/IOSDevice.tsx
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/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @format
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*/
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import {
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DeviceLogLevel,
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DeviceLogEntry,
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DeviceType,
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timeout,
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} from 'flipper-common';
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import child_process, {ChildProcess} from 'child_process';
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import JSONStream from 'JSONStream';
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import {Transform} from 'stream';
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import {ERR_PHYSICAL_DEVICE_LOGS_WITHOUT_IDB, IOSBridge} from './IOSBridge';
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import split2 from 'split2';
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import {ServerDevice} from '../ServerDevice';
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import {FlipperServerImpl} from '../../FlipperServerImpl';
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type IOSLogLevel = 'Default' | 'Info' | 'Debug' | 'Error' | 'Fault';
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type RawLogEntry = {
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eventMessage: string;
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machTimestamp: number;
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messageType: IOSLogLevel;
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processID: number;
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processImagePath: string;
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processImageUUID: string;
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processUniqueID: number;
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senderImagePath: string;
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senderImageUUID: string;
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senderProgramCounter: number;
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threadID: number;
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timestamp: string;
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timezoneName: string;
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traceID: string;
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};
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// https://regex101.com/r/rrl03T/1
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// Mar 25 17:06:38 iPhone symptomsd(SymptomEvaluator)[125] <Notice>: Stuff
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const logRegex = /(^.{15}) ([^ ]+?) ([^\[]+?)\[(\d+?)\] <(\w+?)>: (.*)$/s;
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export default class IOSDevice extends ServerDevice {
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log?: child_process.ChildProcessWithoutNullStreams;
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buffer: string;
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private recordingProcess?: ChildProcess;
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private recordingLocation?: string;
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private iOSBridge: IOSBridge;
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constructor(
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flipperServer: FlipperServerImpl,
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iOSBridge: IOSBridge,
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serial: string,
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deviceType: DeviceType,
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title: string,
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) {
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super(flipperServer, {
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serial,
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deviceType,
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title,
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os: 'iOS',
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icon: 'mobile',
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});
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this.buffer = '';
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this.iOSBridge = iOSBridge;
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}
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async screenshot(): Promise<Buffer> {
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if (!this.connected) {
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return Buffer.from([]);
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}
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return await this.iOSBridge.screenshot(this.serial);
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}
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async navigateToLocation(location: string) {
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return this.iOSBridge.navigate(this.serial, location).catch((err) => {
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console.warn(`Failed to navigate to location ${location}:`, err);
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return err;
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});
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}
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startLogging() {
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this.startLogListener(this.iOSBridge);
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}
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stopLogging() {
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this.log?.kill();
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}
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startLogListener(iOSBridge: IOSBridge, retries: number = 3) {
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if (retries === 0) {
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console.warn('Attaching iOS log listener continuously failed.');
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return;
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}
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if (!this.log) {
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try {
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this.log = iOSBridge.startLogListener(
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this.serial,
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this.info.deviceType,
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);
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} catch (e) {
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if (e.message === ERR_PHYSICAL_DEVICE_LOGS_WITHOUT_IDB) {
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console.warn(e);
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} else {
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console.error('Failed to initialise device logs:', e);
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this.startLogListener(iOSBridge, retries - 1);
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}
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return;
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}
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this.log.on('error', (err: Error) => {
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console.error('iOS log tailer error', err);
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});
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this.log.stderr.on('data', (data: Buffer) => {
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console.warn('iOS log tailer stderr: ', data.toString());
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});
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this.log.on('exit', () => {
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this.log = undefined;
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});
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try {
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if (this.info.deviceType === 'physical') {
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this.log.stdout.pipe(split2('\0')).on('data', (line: string) => {
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const parsed = IOSDevice.parseLogLine(line);
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if (parsed) {
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this.addLogEntry(parsed);
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} else {
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console.warn('Failed to parse iOS log line: ', line);
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}
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});
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} else {
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this.log.stdout
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.pipe(new StripLogPrefix())
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.pipe(JSONStream.parse('*'))
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.on('data', (data: RawLogEntry) => {
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const entry = IOSDevice.parseJsonLogEntry(data);
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this.addLogEntry(entry);
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});
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}
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} catch (e) {
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console.error('Could not parse iOS log stream.', e);
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// restart log stream
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this.log.kill();
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this.log = undefined;
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this.startLogListener(iOSBridge, retries - 1);
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}
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}
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}
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static getLogLevel(level: string): DeviceLogLevel {
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switch (level) {
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case 'Default':
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return 'debug';
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case 'Info':
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return 'info';
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case 'Debug':
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return 'debug';
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case 'Error':
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return 'error';
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case 'Notice':
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return 'verbose';
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case 'Fault':
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return 'fatal';
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default:
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return 'unknown';
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}
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}
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static parseLogLine(line: string): DeviceLogEntry | undefined {
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const matches = line.match(logRegex);
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if (matches) {
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return {
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date: new Date(Date.parse(matches[1])),
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tag: matches[3],
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tid: 0,
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pid: parseInt(matches[4], 10),
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type: IOSDevice.getLogLevel(matches[5]),
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message: matches[6],
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};
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}
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return undefined;
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}
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static parseJsonLogEntry(entry: RawLogEntry): DeviceLogEntry {
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let type: DeviceLogLevel = IOSDevice.getLogLevel(entry.messageType);
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// when Apple log levels are not used, log messages can be prefixed with
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// their loglevel.
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if (entry.eventMessage.startsWith('[debug]')) {
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type = 'debug';
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} else if (entry.eventMessage.startsWith('[info]')) {
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type = 'info';
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} else if (entry.eventMessage.startsWith('[warn]')) {
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type = 'warn';
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} else if (entry.eventMessage.startsWith('[error]')) {
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type = 'error';
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}
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// remove type from mesage
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entry.eventMessage = entry.eventMessage.replace(
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/^\[(debug|info|warn|error)\]/,
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'',
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);
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const tag = entry.processImagePath.split('/').pop() || '';
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return {
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date: new Date(entry.timestamp),
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pid: entry.processID,
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tid: entry.threadID,
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tag,
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message: entry.eventMessage,
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type,
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};
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}
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async screenCaptureAvailable() {
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return this.info.deviceType === 'emulator' && this.connected;
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}
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async startScreenCapture(destination: string) {
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this.recordingProcess = this.iOSBridge.recordVideo(
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this.serial,
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destination,
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);
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this.recordingLocation = destination;
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}
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async stopScreenCapture(): Promise<string> {
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if (this.recordingProcess && this.recordingLocation) {
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const prom = new Promise<void>((resolve, _reject) => {
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this.recordingProcess!.on(
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'exit',
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async (_code: number | null, _signal: NodeJS.Signals | null) => {
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resolve();
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},
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);
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this.recordingProcess!.kill('SIGINT');
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});
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const output: string = await timeout<void>(
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5000,
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prom,
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'Timed out to stop a screen capture.',
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)
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.then(() => {
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const {recordingLocation} = this;
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this.recordingLocation = undefined;
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return recordingLocation!;
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})
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.catch((e) => {
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this.recordingLocation = undefined;
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console.warn('Failed to terminate iOS screen recording:', e);
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throw e;
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});
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return output;
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}
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throw new Error('No recording in progress');
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}
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disconnect() {
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if (this.recordingProcess && this.recordingLocation) {
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this.stopScreenCapture();
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}
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super.disconnect();
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}
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}
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// Used to strip the initial output of the logging utility where it prints out settings.
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// We know the log stream is json so it starts with an open brace.
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class StripLogPrefix extends Transform {
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passedPrefix = false;
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_transform(
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data: any,
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_encoding: string,
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callback: (err?: Error, data?: any) => void,
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) {
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if (this.passedPrefix) {
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this.push(data);
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} else {
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const dataString = data.toString();
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const index = dataString.indexOf('[');
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if (index >= 0) {
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this.push(dataString.substring(index));
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this.passedPrefix = true;
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}
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}
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callback();
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}
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}
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