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services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyGmsHooks.java
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|---|---|---|
| @@ -0,0 +1,126 @@ | ||
| package com.android.server.devicepolicy; | ||
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| import static android.app.AppOpsManager.MODE_ALLOWED; | ||
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| import android.app.AppOpsManager; | ||
| import android.content.pm.ApplicationInfo; | ||
| import android.content.pm.IPackageManager; | ||
| import android.content.pm.PackageManager; | ||
| import android.ext.PackageId; | ||
| import android.os.RemoteException; | ||
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| import com.android.server.utils.Slogf; | ||
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| import java.util.Arrays; | ||
| import java.util.List; | ||
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| public class DevicePolicyGmsHooks { | ||
| protected static final String LOG_TAG = "DevicePolicyGmsHooks"; | ||
| final IPackageManager mIPackageManager; | ||
| final AppOpsManager mIAppOpsManager; | ||
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| public DevicePolicyGmsHooks(IPackageManager _mIPackageManager, AppOpsManager _mIAppOpsManager) { | ||
| mIPackageManager = _mIPackageManager; | ||
| mIAppOpsManager = _mIAppOpsManager; | ||
| } | ||
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| /** | ||
| * Check if app requires play services | ||
| */ | ||
| private boolean requiresPlay(String pkg, int callerUserId) throws RemoteException { | ||
| return true; | ||
| /*ApplicationInfo ai = mIPackageManager.getApplicationInfo(pkg, PackageManager.GET_META_DATA, callerUserId); | ||
| if (ai.metaData != null) { | ||
| int playVersion = ai.metaData.getInt("com.google.android.gms.version", -1); | ||
| return playVersion != -1; | ||
| } | ||
| return false;*/ | ||
| } | ||
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| /** | ||
| * GrapheneOS Handler to check if any app such as role owner in a profile | ||
| * requires play services and install them | ||
| */ | ||
| public void maybeInstallPlay(int targetUserId, int callerUserId, String[] pkgNames) { | ||
| boolean shouldInstall = false; | ||
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| for (String pkgName : pkgNames) { | ||
| try { | ||
| if (requiresPlay(pkgName, callerUserId)) { | ||
| Slogf.i(LOG_TAG, "Detected " + pkgName + " needs play services"); | ||
| shouldInstall = true; | ||
| } | ||
| } catch (RemoteException e) { | ||
| // Does not happen, same process | ||
| } | ||
| } | ||
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| if (shouldInstall) { | ||
| installPlay(targetUserId, callerUserId); | ||
| } | ||
| } | ||
| /** | ||
| * GrapheneOS Handler to install sandboxed play into managed user profile | ||
| * in order to allow DPC apps that require play services to work normally | ||
| */ | ||
| private void installPlay(int targetUserId, int callerUserId) { | ||
| // TODO: possibly copy permissions from existing install in managing user? | ||
| Slogf.i(LOG_TAG, "Installing play for user " + targetUserId); | ||
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| // NOTE: we never need to copy GSF over, since it counts as a fresh install, so existence of GSF in owner is irrelevant. | ||
| List<String> playPkgList = Arrays.asList(PackageId.GMS_CORE_NAME, PackageId.PLAY_STORE_NAME); | ||
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| boolean playAllAvailableOnSystem = true; | ||
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| try { | ||
| for (final String playPkg : playPkgList) { | ||
| if (mIPackageManager.getApplicationInfo(playPkg, 0, callerUserId) == null) { | ||
| playAllAvailableOnSystem = false; | ||
| Slogf.w(LOG_TAG, "Play package missing: " + playPkg); | ||
| } | ||
| } | ||
| if (playAllAvailableOnSystem) { | ||
| for (final String playPkg : playPkgList) { | ||
| if (mIPackageManager.isPackageAvailable(playPkg, targetUserId)) { | ||
| Slogf.d(LOG_TAG, "The play package " | ||
| + playPkg + " is already installed in " | ||
| + "user " + targetUserId); | ||
| continue; | ||
| } | ||
| Slogf.d(LOG_TAG, "Installing play package " | ||
| + playPkg + " in user " + targetUserId); | ||
| mIPackageManager.installExistingPackageAsUser( | ||
| playPkg, | ||
| targetUserId, | ||
| /* installFlags= */ 0, | ||
| PackageManager.INSTALL_REASON_POLICY, | ||
| /* whiteListedPermissions= */ null); | ||
| } | ||
| } else { | ||
| // TODO: intent to app store to install play packages? | ||
| Slogf.w(LOG_TAG, "Play Services not installed, yet requested for profile!"); | ||
| return; | ||
| } | ||
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| Slogf.d(LOG_TAG, "Granting REQUEST_INSTALL_PACKAGES to Play Store"); | ||
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| // We need to grant Play Store "Allow from source" / REQUEST_INSTALL_PACKAGES, | ||
| // as this is not possible later if changing that setting is blocked by device policy | ||
| // It will appear as "set by admin" | ||
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| final int storeUid = mIPackageManager.getPackageUid( | ||
| PackageId.PLAY_STORE_NAME, /* flags= */ 0, targetUserId); | ||
| mIAppOpsManager.setMode(AppOpsManager.OP_REQUEST_INSTALL_PACKAGES, storeUid, | ||
| PackageId.PLAY_STORE_NAME, MODE_ALLOWED); | ||
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| Slogf.d(LOG_TAG, "Granting USER_TRUSTED_SOURCE to Play Store"); | ||
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| mIAppOpsManager.setMode(AppOpsManager.OP_USER_TRUSTED_SOURCE, storeUid, | ||
| PackageId.PLAY_STORE_NAME, MODE_ALLOWED); | ||
| } catch (RemoteException e) { | ||
| // Does not happen, same process | ||
| } | ||
| } | ||
| } |
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