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src/extension/android/androidPlatform.ts

236lines · modecode

1// Copyright (c) Microsoft Corporation. All rights reserved.
2// Licensed under the MIT license. See LICENSE file in the project root for details.
3
4import * as Q from "q";
5import * as semver from "semver";
6
7import {GeneralMobilePlatform, MobilePlatformDeps } from "../generalMobilePlatform";
8import {IAndroidRunOptions} from "../launchArgs";
9import {AdbHelper, AndroidAPILevel, IDevice} from "./adb";
10import {Package} from "../../common/node/package";
11import {PromiseUtil} from "../../common/node/promise";
12import {PackageNameResolver} from "./packageNameResolver";
13import {OutputVerifier, PatternToFailure} from "../../common/outputVerifier";
14import {TelemetryHelper} from "../../common/telemetryHelper";
15import {CommandExecutor} from "../../common/commandExecutor";
16import {LogCatMonitor} from "./logCatMonitor";
17import {ReactNativeProjectHelper} from "../../common/reactNativeProjectHelper";
18
19/**
20 * Android specific platform implementation for debugging RN applications.
21 */
22export class AndroidPlatform extends GeneralMobilePlatform {
23 private static MULTIPLE_DEVICES_ERROR = "error: more than one device/emulator";
24
25 // We should add the common Android build/run errors we find to this list
26 private static RUN_ANDROID_FAILURE_PATTERNS: PatternToFailure[] = [{
27 pattern: "Failed to install on any devices",
28 message: "Could not install the app on any available device. Make sure you have a correctly"
29 + " configured device or emulator running. See https://facebook.github.io/react-native/docs/android-setup.html",
30 }, {
31 pattern: "com.android.ddmlib.ShellCommandUnresponsiveException",
32 message: "An Android shell command timed-out. Please retry the operation.",
33 }, {
34 pattern: "Android project not found",
35 message: "Android project not found.",
36
37 }, {
38 pattern: "error: more than one device/emulator",
39 message: AndroidPlatform.MULTIPLE_DEVICES_ERROR,
40 }, {
41 pattern: /^Error: Activity class \{.*\} does not exist\.$/m,
42 message: "Failed to launch the specified activity. Try running application manually and "
43 + "start debugging using 'Attach to packager' launch configuration.",
44 }];
45
46 private static RUN_ANDROID_SUCCESS_PATTERNS: string[] = ["BUILD SUCCESSFUL", "Starting the app", "Starting: Intent"];
47
48 private debugTarget: IDevice;
49 private devices: IDevice[];
50 private packageName: string;
51 private logCatMonitor: LogCatMonitor | null = null;
52
53 private needsToLaunchApps: boolean = false;
54 public static showDevMenu(deviceId?: string): Q.Promise<void> {
55 return AdbHelper.showDevMenu(deviceId);
56 }
57 public static reloadApp(deviceId?: string): Q.Promise<void> {
58 return AdbHelper.reloadApp(deviceId);
59 }
60
61 // We set remoteExtension = null so that if there is an instance of androidPlatform that wants to have it's custom remoteExtension it can. This is specifically useful for tests.
62 constructor(protected runOptions: IAndroidRunOptions, platformDeps: MobilePlatformDeps = {}) {
63 super(runOptions, platformDeps);
64
65 if (this.runOptions.target === AndroidPlatform.simulatorString ||
66 this.runOptions.target === AndroidPlatform.deviceString) {
67
68 const message = `Target ${this.runOptions.target} is not supported for Android ` +
69 "platform. If you want to use particular device or simulator for launching " +
70 "Android app, please specify device id (as in 'adb devices' output) instead.";
71
72 this.logger.warning(message);
73 delete this.runOptions.target;
74 }
75 }
76
77 public runApp(shouldLaunchInAllDevices: boolean = false): Q.Promise<void> {
78 return TelemetryHelper.generate("AndroidPlatform.runApp", () => {
79 const runArguments = this.getRunArgument();
80 const env = this.getEnvArgument();
81
82 return ReactNativeProjectHelper.getReactNativeVersion(this.runOptions.projectRoot)
83 .then(version => {
84 if (!semver.valid(version) /*Custom RN implementations should support this flag*/ || semver.gte(version, AndroidPlatform.NO_PACKAGER_VERSION)) {
85 runArguments.push("--no-packager");
86 }
87
88 const runAndroidSpawn = new CommandExecutor(this.projectPath, this.logger).spawnReactCommand("run-android", runArguments, {env});
89 const output = new OutputVerifier(
90 () =>
91 Q(AndroidPlatform.RUN_ANDROID_SUCCESS_PATTERNS),
92 () =>
93 Q(AndroidPlatform.RUN_ANDROID_FAILURE_PATTERNS),
94 "android").process(runAndroidSpawn);
95
96 return output
97 .finally(() => {
98 return this.initializeTargetDevicesAndPackageName();
99 }).then(() => [this.debugTarget], reason => {
100 if (reason.message === AndroidPlatform.MULTIPLE_DEVICES_ERROR && this.devices.length > 1 && this.debugTarget) {
101 /* If it failed due to multiple devices, we'll apply this workaround to make it work anyways */
102 this.needsToLaunchApps = true;
103 return shouldLaunchInAllDevices
104 ? AdbHelper.getOnlineDevices()
105 : Q([this.debugTarget]);
106 } else {
107 return Q.reject<IDevice[]>(reason);
108 }
109 }).then(devices => {
110 return new PromiseUtil().forEach(devices, device => {
111 return this.launchAppWithADBReverseAndLogCat(device);
112 });
113 });
114 });
115 });
116 }
117
118 public enableJSDebuggingMode(): Q.Promise<void> {
119 return AdbHelper.switchDebugMode(this.runOptions.projectRoot, this.packageName, true, this.debugTarget.id);
120 }
121
122 public disableJSDebuggingMode(): Q.Promise<void> {
123 return AdbHelper.switchDebugMode(this.runOptions.projectRoot, this.packageName, false, this.debugTarget.id);
124 }
125
126 public prewarmBundleCache(): Q.Promise<void> {
127 return this.packager.prewarmBundleCache("android");
128 }
129
130 public getRunArgument(): string[] {
131 let runArguments: string[] = [];
132
133 if (this.runOptions.runArguments && this.runOptions.runArguments.length > 0) {
134 runArguments = this.runOptions.runArguments;
135 } else {
136 if (this.runOptions.variant) {
137 runArguments.push("--variant", this.runOptions.variant);
138 }
139 if (this.runOptions.target) {
140 runArguments.push("--deviceId", this.runOptions.target);
141 }
142 }
143
144 return runArguments;
145 }
146
147 private initializeTargetDevicesAndPackageName(): Q.Promise<void> {
148 return AdbHelper.getConnectedDevices().then(devices => {
149 this.devices = devices;
150 this.debugTarget = this.getTargetEmulator(devices);
151 return this.getPackageName().then(packageName => {
152 this.packageName = packageName;
153 });
154 });
155 }
156
157 private launchAppWithADBReverseAndLogCat(device: IDevice): Q.Promise<void> {
158 return Q({})
159 .then(() => {
160 return this.configureADBReverseWhenApplicable(device);
161 }).then(() => {
162 return this.needsToLaunchApps
163 ? AdbHelper.launchApp(this.runOptions.projectRoot, this.packageName, device.id)
164 : Q<void>(void 0);
165 }).then(() => {
166 return this.startMonitoringLogCat(device, this.runOptions.logCatArguments);
167 });
168 }
169
170 private configureADBReverseWhenApplicable(device: IDevice): Q.Promise<void> {
171 return Q({}) // For other emulators and devices we try to enable adb reverse
172 .then(() => AdbHelper.apiVersion(device.id))
173 .then(apiVersion => {
174 if (apiVersion >= AndroidAPILevel.LOLLIPOP) { // If we support adb reverse
175 return AdbHelper.reverseAdb(device.id, Number( this.runOptions.packagerPort));
176 } else {
177 this.logger.warning(`Device ${device.id} supports only API Level ${apiVersion}. `
178 + `Level ${AndroidAPILevel.LOLLIPOP} is needed to support port forwarding via adb reverse. `
179 + "For debugging to work you'll need <Shake or press menu button> for the dev menu, "
180 + "go into <Dev Settings> and configure <Debug Server host & port for Device> to be "
181 + "an IP address of your computer that the Device can reach. More info at: "
182 + "https://facebook.github.io/react-native/docs/debugging.html#debugging-react-native-apps");
183 return void 0;
184 }
185 });
186 }
187
188 private getPackageName(): Q.Promise<string> {
189 return new Package(this.runOptions.projectRoot).name().then(appName =>
190 new PackageNameResolver(appName).resolvePackageName(this.runOptions.projectRoot));
191 }
192
193 /**
194 * Returns the target emulator, using the following logic:
195 * * If an emulator is specified and it is connected, use that one.
196 * * Otherwise, use the first one in the list.
197 */
198 private getTargetEmulator(devices: IDevice[]): IDevice {
199 let activeFilterFunction = (device: IDevice) => {
200 return device.isOnline;
201 };
202
203 let targetFilterFunction = (device: IDevice) => {
204 return device.id === this.runOptions.target && activeFilterFunction(device);
205 };
206
207 if (this.runOptions && this.runOptions.target && devices) {
208 /* check if the specified target is active */
209 const targetDevice = devices.find(targetFilterFunction);
210 if (targetDevice) {
211 return targetDevice;
212 }
213 }
214
215 /* return the first active device in the list */
216 let activeDevices = devices && devices.filter(activeFilterFunction);
217 return activeDevices && activeDevices[0];
218 }
219
220 private startMonitoringLogCat(device: IDevice, logCatArguments: string): void {
221 this.stopMonitoringLogCat(); // Stop previous logcat monitor if it's running
222
223 // this.logCatMonitor can be mutated, so we store it locally too
224 this.logCatMonitor = new LogCatMonitor(device.id, logCatArguments);
225 this.logCatMonitor.start() // The LogCat will continue running forever, so we don't wait for it
226 .catch(error => this.logger.warning("Error while monitoring LogCat", error)) // The LogCatMonitor failing won't stop the debugging experience
227 .done();
228 }
229
230 private stopMonitoringLogCat(): void {
231 if (this.logCatMonitor) {
232 this.logCatMonitor.dispose();
233 this.logCatMonitor = null;
234 }
235 }
236}
237