Automatically set Android devices into the permissive mode

Reviewed By: nikoant

Differential Revision: D35356211

fbshipit-source-id: 471470c5ca91c824590a409c4474433f2277b1f2

desktop/flipper-server-core/src/devices/android/AndroidDevice.tsx

@@ -120,6 +120,37 @@ export default class AndroidDevice extends ServerDevice {
     });
   }
 
+  async setIntoPermissiveMode(): Promise<void> {
+    console.debug('AndroidDevice.setIntoPermissiveMode', this.serial);
+    try {
+      try {
+        await this.adb.root(this.serial);
+      } catch (e) {
+        if (
+          !(e instanceof Error) ||
+          e.message !== 'adbd is already running as root'
+        ) {
+          throw e;
+        }
+      }
+      console.debug(
+        'AndroidDevice.setIntoPermissiveMode -> enabled root',
+        this.serial,
+      );
+      await this.executeShellOrDie('setenforce 0');
+      console.info(
+        'AndroidDevice.setIntoPermissiveMode -> success',
+        this.serial,
+      );
+    } catch (e) {
+      console.info(
+        'AndroidDevice.setIntoPermissiveMode -> failed',
+        this.serial,
+        e,
+      );
+    }
+  }
+
   async screenRecordAvailable(): Promise<boolean> {
     try {
       await this.executeShellOrDie(

desktop/flipper-server-core/src/devices/android/androidDeviceManager.tsx

@@ -90,6 +90,8 @@ export class AndroidDeviceManager {
           // The default way of capturing screenshots through adb does not seem to work
           // There is a way of getting a screenshot through KaiOS dev tools though
           if (androidLikeDevice instanceof AndroidDevice) {
+            await androidLikeDevice.setIntoPermissiveMode();
+
             const screenRecordAvailable =
               await androidLikeDevice.screenRecordAvailable();
             androidLikeDevice.info.features.screenCaptureAvailable =

desktop/types/adbkit.d.ts

@@ -57,6 +57,7 @@ declare module 'adbkit' {
       serial: string,
       command: string | string[],
     ) => Promise<NodeJS.ReadStream>;
+    root: (serial: string) => Promise<true>;
     screencap: (serial: string) => Promise<NodeJS.WriteStream>;
     pull: (serial: string, path: string) => Promise<PullTransfer>;
     openLogcat: (