Merge "Add a permission for CDM apps to start FGS from the background (2nd try)" into sc-dev (c6850e0a) · Commits · e / os / android_frameworks_base

core/api/current.txt

+1 −0

Original line number	Diff line number	Diff line
		@@ -141,6 +141,7 @@ package android {
		field public static final String REORDER_TASKS = "android.permission.REORDER_TASKS";
		field public static final String REQUEST_COMPANION_PROFILE_WATCH = "android.permission.REQUEST_COMPANION_PROFILE_WATCH";
		field public static final String REQUEST_COMPANION_RUN_IN_BACKGROUND = "android.permission.REQUEST_COMPANION_RUN_IN_BACKGROUND";
		field public static final String REQUEST_COMPANION_START_FOREGROUND_SERVICES_FROM_BACKGROUND = "android.permission.REQUEST_COMPANION_START_FOREGROUND_SERVICES_FROM_BACKGROUND";
		field public static final String REQUEST_COMPANION_USE_DATA_IN_BACKGROUND = "android.permission.REQUEST_COMPANION_USE_DATA_IN_BACKGROUND";
		field public static final String REQUEST_DELETE_PACKAGES = "android.permission.REQUEST_DELETE_PACKAGES";
		field public static final String REQUEST_IGNORE_BATTERY_OPTIMIZATIONS = "android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS";

core/res/AndroidManifest.xml

+6 −0

Original line number	Diff line number	Diff line
		@@ -2898,6 +2898,12 @@
		android:description="@string/permdesc_runInBackground"
		android:protectionLevel="normal" />

		<!-- Allows a companion app to start a foreground service from the background.
		{@see android.Manifest.permission#REQUEST_COMPANION_RUN_IN_BACKGROUND}
		-->
		<permission android:name="android.permission.REQUEST_COMPANION_START_FOREGROUND_SERVICES_FROM_BACKGROUND"
		android:protectionLevel="normal"/>

		<!-- Allows a companion app to use data in the background.
		<p>Protection level: normal
		-->

services/core/java/com/android/server/am/ActiveServices.java

+26 −8

Original line number	Diff line number	Diff line
		@@ -16,6 +16,8 @@

		package com.android.server.am;

		import static android.Manifest.permission.REQUEST_COMPANION_RUN_IN_BACKGROUND;
		import static android.Manifest.permission.REQUEST_COMPANION_START_FOREGROUND_SERVICES_FROM_BACKGROUND;
		import static android.Manifest.permission.START_ACTIVITIES_FROM_BACKGROUND;
		import static android.Manifest.permission.START_FOREGROUND_SERVICES_FROM_BACKGROUND;
		import static android.app.ActivityManager.PROCESS_STATE_HEAVY_WEIGHT;
		@@ -5831,6 +5833,26 @@ public final class ActiveServices {
		}
		}

		// Check for CDM apps with either REQUEST_COMPANION_RUN_IN_BACKGROUND or
		// REQUEST_COMPANION_START_FOREGROUND_SERVICES_FROM_BACKGROUND.
		// Note: When a CDM app has REQUEST_COMPANION_RUN_IN_BACKGROUND, the app is also put
		// in the user-allowlist. However, in this case, we want to use the reason code
		// REASON_COMPANION_DEVICE_MANAGER, so this check needs to be before the
		// isAllowlistedForFgsStartLOSP check.
		if (ret == REASON_DENIED) {
		final boolean isCompanionApp = mAm.mInternal.isAssociatedCompanionApp(
		UserHandle.getUserId(callingUid), callingUid);
		if (isCompanionApp) {
		if (isPermissionGranted(
		REQUEST_COMPANION_START_FOREGROUND_SERVICES_FROM_BACKGROUND,
		callingPid, callingUid)
		\|\| isPermissionGranted(REQUEST_COMPANION_RUN_IN_BACKGROUND,
		callingPid, callingUid)) {
		ret = REASON_COMPANION_DEVICE_MANAGER;
		}
		}
		}

		if (ret == REASON_DENIED) {
		ActivityManagerService.FgsTempAllowListItem item =
		mAm.isAllowlistedForFgsStartLOSP(callingUid);
		@@ -5857,14 +5879,6 @@ public final class ActiveServices {
		}
		}

		if (ret == REASON_DENIED) {
		final boolean isCompanionApp = mAm.mInternal.isAssociatedCompanionApp(
		UserHandle.getUserId(callingUid), callingUid);
		if (isCompanionApp) {
		ret = REASON_COMPANION_DEVICE_MANAGER;
		}
		}

		if (ret == REASON_DENIED) {
		final AppOpsManager appOpsManager = mAm.getAppOpsManager();
		if (appOpsManager.checkOpNoThrow(AppOpsManager.OP_ACTIVATE_VPN, callingUid,
		@@ -5884,6 +5898,10 @@ public final class ActiveServices {
		return ret;
		}

		private boolean isPermissionGranted(String permission, int callingPid, int callingUid) {
		return mAm.checkPermission(permission, callingPid, callingUid) == PERMISSION_GRANTED;
		}

		private static boolean isFgsBgStart(@ReasonCode int code) {
		return code != REASON_PROC_STATE_PERSISTENT
		&& code != REASON_PROC_STATE_PERSISTENT_UI

services/core/java/com/android/server/am/ProcessStateRecord.java

+1 −11

Original line number	Diff line number	Diff line
		@@ -25,7 +25,6 @@ import static android.app.ActivityManager.PROCESS_STATE_NONEXISTENT;
		import static android.content.pm.PackageManager.PERMISSION_GRANTED;
		import static android.os.PowerWhitelistManager.REASON_BACKGROUND_ACTIVITY_PERMISSION;
		import static android.os.PowerWhitelistManager.REASON_BACKGROUND_FGS_PERMISSION;
		import static android.os.PowerWhitelistManager.REASON_COMPANION_DEVICE_MANAGER;
		import static android.os.PowerWhitelistManager.REASON_DENIED;
		import static android.os.PowerWhitelistManager.REASON_DEVICE_OWNER;
		import static android.os.PowerWhitelistManager.REASON_PROFILE_OWNER;
		@@ -1217,6 +1216,7 @@ final class ProcessStateRecord {
		mAllowStartFgs = mAllowStartFgsByPermission = ret;
		}

		// TODO(b/188063200) Clean up this method. Why do we need to duplicate only some of the checks?
		@GuardedBy("mService")
		void setAllowStartFgs() {
		if (mAllowStartFgs != REASON_DENIED) {
		@@ -1237,16 +1237,6 @@ final class ProcessStateRecord {
		}
		}

		if (mAllowStartFgs == REASON_DENIED) {
		if (mService.mInternal != null) {
		final boolean isCompanionApp = mService.mInternal.isAssociatedCompanionApp(
		UserHandle.getUserId(mApp.info.uid), mApp.info.uid);
		if (isCompanionApp) {
		mAllowStartFgs = REASON_COMPANION_DEVICE_MANAGER;
		}
		}
		}

		if (mAllowStartFgs == REASON_DENIED) {
		// Is the calling UID a profile owner app?
		if (mService.mInternal != null) {