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Commit 1327a97a authored by Tao Bao's avatar Tao Bao
Browse files

Add RecoverySystem.rebootWipeAb() system API. 

It reboots into recovery and securely wipes an A/B device.

Bug: 27253717
Bug: 29159185
Change-Id: I8252894db5c1df48bc4a8728b7f0e0f18aebc44c
parent 711629a2

api/system-current.txt

+1 −0
Original line number Diff line number Diff line
@@ -31663,6 +31663,7 @@ package android.os { 
    method public static void installPackage(android.content.Context, java.io.File, boolean) throws java.io.IOException;

    method public static void processPackage(android.content.Context, java.io.File, android.os.RecoverySystem.ProgressListener, android.os.Handler) throws java.io.IOException;

    method public static void processPackage(android.content.Context, java.io.File, android.os.RecoverySystem.ProgressListener) throws java.io.IOException;

    method public static void rebootWipeAb(android.content.Context, java.io.File, java.lang.String) throws java.io.IOException;

    method public static void rebootWipeCache(android.content.Context) throws java.io.IOException;

    method public static void rebootWipeUserData(android.content.Context) throws java.io.IOException;

    method public static void scheduleUpdateOnBoot(android.content.Context, java.io.File) throws java.io.IOException;

core/java/android/os/RecoverySystem.java

+25 −0
Original line number Diff line number Diff line
@@ -661,6 +661,31 @@ public class RecoverySystem { 
        bootCommand(context, "--wipe_cache", reasonArg, localeArg);

    }



    /**

     * Reboot into recovery and wipe the A/B device.

     *

     * @param Context      the Context to use.

     * @param packageFile  the wipe package to be applied.

     * @param reason       the reason to wipe.

     *

     * @throws IOException if something goes wrong.

     *

     * @hide

     */

    @SystemApi

    public static void rebootWipeAb(Context context, File packageFile, String reason)

            throws IOException {

        String reasonArg = null;

        if (!TextUtils.isEmpty(reason)) {

            reasonArg = "--reason=" + sanitizeArg(reason);

        }



        final String filename = packageFile.getCanonicalPath();

        final String filenameArg = "--wipe_package=" + filename;

        final String localeArg = "--locale=" + Locale.getDefault().toString();

        bootCommand(context, "--wipe_ab", filenameArg, reasonArg, localeArg);

    }



    /**

     * Reboot into the recovery system with the supplied argument.

     * @param args to pass to the recovery utility.