Merge "pm shell command to uninstall system updates" (288e34e5) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/pm/PackageManagerShellCommand.java

+49 −6

Original line number	Diff line number	Diff line
		@@ -34,6 +34,7 @@ import android.content.IntentSender;
		import android.content.pm.ApplicationInfo;
		import android.content.pm.FeatureInfo;
		import android.content.pm.IPackageDataObserver;
		import android.content.pm.IPackageInstaller;
		import android.content.pm.IPackageManager;
		import android.content.pm.InstrumentationInfo;
		import android.content.pm.PackageInfo;
		@@ -89,12 +90,7 @@ import java.io.FileDescriptor;
		import java.io.IOException;
		import java.io.PrintWriter;
		import java.net.URISyntaxException;
		import java.util.ArrayList;
		import java.util.Collections;
		import java.util.Comparator;
		import java.util.List;
		import java.util.Map;
		import java.util.WeakHashMap;
		import java.util.*;
		import java.util.concurrent.SynchronousQueue;
		import java.util.concurrent.TimeUnit;

		@@ -235,6 +231,8 @@ class PackageManagerShellCommand extends ShellCommand {
		return runSetHarmfulAppWarning();
		case "get-harmful-app-warning":
		return runGetHarmfulAppWarning();
		case "uninstall-system-updates":
		return uninstallSystemUpdates();
		default: {
		String nextArg = getNextArg();
		if (nextArg == null) {
		@@ -257,6 +255,47 @@ class PackageManagerShellCommand extends ShellCommand {
		return -1;
		}

		private int uninstallSystemUpdates() {
		final PrintWriter pw = getOutPrintWriter();
		List<String> failedUninstalls = new LinkedList<>();
		try {
		final ParceledListSlice<ApplicationInfo> packages =
		mInterface.getInstalledApplications(
		PackageManager.MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM);
		final IPackageInstaller installer = mInterface.getPackageInstaller();
		List<ApplicationInfo> list = packages.getList();
		for (ApplicationInfo info : list) {
		if (info.isUpdatedSystemApp()) {
		pw.println("Uninstalling updates to " + info.packageName + "...");
		final LocalIntentReceiver receiver = new LocalIntentReceiver();
		installer.uninstall(new VersionedPackage(info.packageName,
		info.versionCode), null /callerPackageName/, 0 /* flags */,
		receiver.getIntentSender(), 0);

		final Intent result = receiver.getResult();
		final int status = result.getIntExtra(PackageInstaller.EXTRA_STATUS,
		PackageInstaller.STATUS_FAILURE);
		if (status != PackageInstaller.STATUS_SUCCESS) {
		failedUninstalls.add(info.packageName);
		}
		}
		}
		} catch (RemoteException e) {
		pw.println("Failure ["
		+ e.getClass().getName() + " - "
		+ e.getMessage() + "]");
		return 0;
		}
		if (!failedUninstalls.isEmpty()) {
		pw.println("Failure [Couldn't uninstall packages: "
		+ TextUtils.join(", ", failedUninstalls)
		+ "]");
		return 0;
		}
		pw.println("Success");
		return 1;
		}

		private void setParamsSize(InstallParams params, String inPath) {
		if (params.sessionParams.sizeBytes == -1 && !STDIN_PATH.equals(inPath)) {
		final ParcelFileDescriptor fd = openFileForSystem(inPath, "r");
		@@ -2705,6 +2744,10 @@ class PackageManagerShellCommand extends ShellCommand {
		pw.println(" get-harmful-app-warning [--user <USER_ID>] <PACKAGE>");
		pw.println(" Return the harmful app warning message for the given app, if present");
		pw.println();
		pw.println(" uninstall-system-updates");
		pw.println(" Remove updates to all system applications and fall back to their /system " +
		"version.");
		pw.println();
		Intent.printIntentArgsHelp(pw , "");
		}