Examples with IBackupTransport com.android.internal.backup.IBackupTransport used on opensource projects

Example 16 with IBackupTransport

use of com.android.internal.backup.IBackupTransport in project android_frameworks_base by DirtyUnicorns.

the class BackupManagerService method dumpInternal.

private void dumpInternal(PrintWriter pw) {
    synchronized (mQueueLock) {
        pw.println("Backup Manager is " + (mEnabled ? "enabled" : "disabled") + " / " + (!mProvisioned ? "not " : "") + "provisioned / " + (this.mPendingInits.size() == 0 ? "not " : "") + "pending init");
        pw.println("Auto-restore is " + (mAutoRestore ? "enabled" : "disabled"));
        if (mBackupRunning)
            pw.println("Backup currently running");
        pw.println("Last backup pass started: " + mLastBackupPass + " (now = " + System.currentTimeMillis() + ')');
        pw.println("  next scheduled: " + KeyValueBackupJob.nextScheduled());
        pw.println("Transport whitelist:");
        for (ComponentName transport : mTransportWhitelist) {
            pw.print("    ");
            pw.println(transport.flattenToShortString());
        }
        pw.println("Available transports:");
        final String[] transports = listAllTransports();
        if (transports != null) {
            for (String t : listAllTransports()) {
                pw.println((t.equals(mCurrentTransport) ? "  * " : "    ") + t);
                try {
                    IBackupTransport transport = getTransport(t);
                    File dir = new File(mBaseStateDir, transport.transportDirName());
                    pw.println("       destination: " + transport.currentDestinationString());
                    pw.println("       intent: " + transport.configurationIntent());
                    for (File f : dir.listFiles()) {
                        pw.println("       " + f.getName() + " - " + f.length() + " state bytes");
                    }
                } catch (Exception e) {
                    Slog.e(TAG, "Error in transport", e);
                    pw.println("        Error: " + e);
                }
            }
        }
        pw.println("Pending init: " + mPendingInits.size());
        for (String s : mPendingInits) {
            pw.println("    " + s);
        }
        if (DEBUG_BACKUP_TRACE) {
            synchronized (mBackupTrace) {
                if (!mBackupTrace.isEmpty()) {
                    pw.println("Most recent backup trace:");
                    for (String s : mBackupTrace) {
                        pw.println("   " + s);
                    }
                }
            }
        }
        pw.print("Ancestral: ");
        pw.println(Long.toHexString(mAncestralToken));
        pw.print("Current:   ");
        pw.println(Long.toHexString(mCurrentToken));
        int N = mBackupParticipants.size();
        pw.println("Participants:");
        for (int i = 0; i < N; i++) {
            int uid = mBackupParticipants.keyAt(i);
            pw.print("  uid: ");
            pw.println(uid);
            HashSet<String> participants = mBackupParticipants.valueAt(i);
            for (String app : participants) {
                pw.println("    " + app);
            }
        }
        pw.println("Ancestral packages: " + (mAncestralPackages == null ? "none" : mAncestralPackages.size()));
        if (mAncestralPackages != null) {
            for (String pkg : mAncestralPackages) {
                pw.println("    " + pkg);
            }
        }
        pw.println("Ever backed up: " + mEverStoredApps.size());
        for (String pkg : mEverStoredApps) {
            pw.println("    " + pkg);
        }
        pw.println("Pending key/value backup: " + mPendingBackups.size());
        for (BackupRequest req : mPendingBackups.values()) {
            pw.println("    " + req);
        }
        pw.println("Full backup queue:" + mFullBackupQueue.size());
        for (FullBackupEntry entry : mFullBackupQueue) {
            pw.print("    ");
            pw.print(entry.lastBackup);
            pw.print(" : ");
            pw.println(entry.packageName);
        }
    }
}

Example 17 with IBackupTransport

use of com.android.internal.backup.IBackupTransport in project android_frameworks_base by ParanoidAndroid.

the class BackupManagerService method dumpInternal.

private void dumpInternal(PrintWriter pw) {
    synchronized (mQueueLock) {
        pw.println("Backup Manager is " + (mEnabled ? "enabled" : "disabled") + " / " + (!mProvisioned ? "not " : "") + "provisioned / " + (this.mPendingInits.size() == 0 ? "not " : "") + "pending init");
        pw.println("Auto-restore is " + (mAutoRestore ? "enabled" : "disabled"));
        if (mBackupRunning)
            pw.println("Backup currently running");
        pw.println("Last backup pass started: " + mLastBackupPass + " (now = " + System.currentTimeMillis() + ')');
        pw.println("  next scheduled: " + mNextBackupPass);
        pw.println("Available transports:");
        for (String t : listAllTransports()) {
            pw.println((t.equals(mCurrentTransport) ? "  * " : "    ") + t);
            try {
                IBackupTransport transport = getTransport(t);
                File dir = new File(mBaseStateDir, transport.transportDirName());
                pw.println("       destination: " + transport.currentDestinationString());
                pw.println("       intent: " + transport.configurationIntent());
                for (File f : dir.listFiles()) {
                    pw.println("       " + f.getName() + " - " + f.length() + " state bytes");
                }
            } catch (Exception e) {
                Slog.e(TAG, "Error in transport", e);
                pw.println("        Error: " + e);
            }
        }
        pw.println("Pending init: " + mPendingInits.size());
        for (String s : mPendingInits) {
            pw.println("    " + s);
        }
        if (DEBUG_BACKUP_TRACE) {
            synchronized (mBackupTrace) {
                if (!mBackupTrace.isEmpty()) {
                    pw.println("Most recent backup trace:");
                    for (String s : mBackupTrace) {
                        pw.println("   " + s);
                    }
                }
            }
        }
        int N = mBackupParticipants.size();
        pw.println("Participants:");
        for (int i = 0; i < N; i++) {
            int uid = mBackupParticipants.keyAt(i);
            pw.print("  uid: ");
            pw.println(uid);
            HashSet<String> participants = mBackupParticipants.valueAt(i);
            for (String app : participants) {
                pw.println("    " + app);
            }
        }
        pw.println("Ancestral packages: " + (mAncestralPackages == null ? "none" : mAncestralPackages.size()));
        if (mAncestralPackages != null) {
            for (String pkg : mAncestralPackages) {
                pw.println("    " + pkg);
            }
        }
        pw.println("Ever backed up: " + mEverStoredApps.size());
        for (String pkg : mEverStoredApps) {
            pw.println("    " + pkg);
        }
        pw.println("Pending backup: " + mPendingBackups.size());
        for (BackupRequest req : mPendingBackups.values()) {
            pw.println("    " + req);
        }
    }
}

Example 18 with IBackupTransport

use of com.android.internal.backup.IBackupTransport in project platform_frameworks_base by android.

the class BackupManagerService method clearBackupData.

// Clear the given package's backup data from the current transport
public void clearBackupData(String transportName, String packageName) {
    if (DEBUG)
        Slog.v(TAG, "clearBackupData() of " + packageName + " on " + transportName);
    PackageInfo info;
    try {
        info = mPackageManager.getPackageInfo(packageName, PackageManager.GET_SIGNATURES);
    } catch (NameNotFoundException e) {
        Slog.d(TAG, "No such package '" + packageName + "' - not clearing backup data");
        return;
    }
    // If the caller does not hold the BACKUP permission, it can only request a
    // wipe of its own backed-up data.
    HashSet<String> apps;
    if ((mContext.checkPermission(android.Manifest.permission.BACKUP, Binder.getCallingPid(), Binder.getCallingUid())) == PackageManager.PERMISSION_DENIED) {
        apps = mBackupParticipants.get(Binder.getCallingUid());
    } else {
        // !!! TODO: allow data-clear of ANY app?
        if (MORE_DEBUG)
            Slog.v(TAG, "Privileged caller, allowing clear of other apps");
        apps = new HashSet<String>();
        int N = mBackupParticipants.size();
        for (int i = 0; i < N; i++) {
            HashSet<String> s = mBackupParticipants.valueAt(i);
            if (s != null) {
                apps.addAll(s);
            }
        }
    }
    // Is the given app an available participant?
    if (apps.contains(packageName)) {
        // found it; fire off the clear request
        if (MORE_DEBUG)
            Slog.v(TAG, "Found the app - running clear process");
        mBackupHandler.removeMessages(MSG_RETRY_CLEAR);
        synchronized (mQueueLock) {
            final IBackupTransport transport = getTransport(transportName);
            if (transport == null) {
                // transport is currently unavailable -- make sure to retry
                Message msg = mBackupHandler.obtainMessage(MSG_RETRY_CLEAR, new ClearRetryParams(transportName, packageName));
                mBackupHandler.sendMessageDelayed(msg, TRANSPORT_RETRY_INTERVAL);
                return;
            }
            long oldId = Binder.clearCallingIdentity();
            mWakelock.acquire();
            Message msg = mBackupHandler.obtainMessage(MSG_RUN_CLEAR, new ClearParams(transport, info));
            mBackupHandler.sendMessage(msg);
            Binder.restoreCallingIdentity(oldId);
        }
    }
}

Example 19 with IBackupTransport

use of com.android.internal.backup.IBackupTransport in project android_frameworks_base by DirtyUnicorns.

the class BackupManagerService method clearBackupData.

// Clear the given package's backup data from the current transport
public void clearBackupData(String transportName, String packageName) {
    if (DEBUG)
        Slog.v(TAG, "clearBackupData() of " + packageName + " on " + transportName);
    PackageInfo info;
    try {
        info = mPackageManager.getPackageInfo(packageName, PackageManager.GET_SIGNATURES);
    } catch (NameNotFoundException e) {
        Slog.d(TAG, "No such package '" + packageName + "' - not clearing backup data");
        return;
    }
    // If the caller does not hold the BACKUP permission, it can only request a
    // wipe of its own backed-up data.
    HashSet<String> apps;
    if ((mContext.checkPermission(android.Manifest.permission.BACKUP, Binder.getCallingPid(), Binder.getCallingUid())) == PackageManager.PERMISSION_DENIED) {
        apps = mBackupParticipants.get(Binder.getCallingUid());
    } else {
        // !!! TODO: allow data-clear of ANY app?
        if (MORE_DEBUG)
            Slog.v(TAG, "Privileged caller, allowing clear of other apps");
        apps = new HashSet<String>();
        int N = mBackupParticipants.size();
        for (int i = 0; i < N; i++) {
            HashSet<String> s = mBackupParticipants.valueAt(i);
            if (s != null) {
                apps.addAll(s);
            }
        }
    }
    // Is the given app an available participant?
    if (apps.contains(packageName)) {
        // found it; fire off the clear request
        if (MORE_DEBUG)
            Slog.v(TAG, "Found the app - running clear process");
        mBackupHandler.removeMessages(MSG_RETRY_CLEAR);
        synchronized (mQueueLock) {
            final IBackupTransport transport = getTransport(transportName);
            if (transport == null) {
                // transport is currently unavailable -- make sure to retry
                Message msg = mBackupHandler.obtainMessage(MSG_RETRY_CLEAR, new ClearRetryParams(transportName, packageName));
                mBackupHandler.sendMessageDelayed(msg, TRANSPORT_RETRY_INTERVAL);
                return;
            }
            long oldId = Binder.clearCallingIdentity();
            mWakelock.acquire();
            Message msg = mBackupHandler.obtainMessage(MSG_RUN_CLEAR, new ClearParams(transport, info));
            mBackupHandler.sendMessage(msg);
            Binder.restoreCallingIdentity(oldId);
        }
    }
}

Example 20 with IBackupTransport

use of com.android.internal.backup.IBackupTransport in project android_frameworks_base by DirtyUnicorns.

the class BackupManagerService method requestBackup.

public int requestBackup(String[] packages, IBackupObserver observer) {
    mContext.enforceCallingPermission(android.Manifest.permission.BACKUP, "requestBackup");
    if (packages == null || packages.length < 1) {
        Slog.e(TAG, "No packages named for backup request");
        sendBackupFinished(observer, BackupManager.ERROR_TRANSPORT_ABORTED);
        throw new IllegalArgumentException("No packages are provided for backup");
    }
    IBackupTransport transport = getTransport(mCurrentTransport);
    if (transport == null) {
        sendBackupFinished(observer, BackupManager.ERROR_TRANSPORT_ABORTED);
        return BackupManager.ERROR_TRANSPORT_ABORTED;
    }
    ArrayList<String> fullBackupList = new ArrayList<>();
    ArrayList<String> kvBackupList = new ArrayList<>();
    for (String packageName : packages) {
        try {
            PackageInfo packageInfo = mPackageManager.getPackageInfo(packageName, PackageManager.GET_SIGNATURES);
            if (!appIsEligibleForBackup(packageInfo.applicationInfo)) {
                sendBackupOnPackageResult(observer, packageName, BackupManager.ERROR_BACKUP_NOT_ALLOWED);
                continue;
            }
            if (appGetsFullBackup(packageInfo)) {
                fullBackupList.add(packageInfo.packageName);
            } else {
                kvBackupList.add(packageInfo.packageName);
            }
        } catch (NameNotFoundException e) {
            sendBackupOnPackageResult(observer, packageName, BackupManager.ERROR_PACKAGE_NOT_FOUND);
        }
    }
    EventLog.writeEvent(EventLogTags.BACKUP_REQUESTED, packages.length, kvBackupList.size(), fullBackupList.size());
    if (MORE_DEBUG) {
        Slog.i(TAG, "Backup requested for " + packages.length + " packages, of them: " + fullBackupList.size() + " full backups, " + kvBackupList.size() + " k/v backups");
    }
    String dirName;
    try {
        dirName = transport.transportDirName();
    } catch (Exception e) {
        Slog.e(TAG, "Transport unavailable while attempting backup: " + e.getMessage());
        sendBackupFinished(observer, BackupManager.ERROR_TRANSPORT_ABORTED);
        return BackupManager.ERROR_TRANSPORT_ABORTED;
    }
    Message msg = mBackupHandler.obtainMessage(MSG_REQUEST_BACKUP);
    msg.obj = new BackupParams(transport, dirName, kvBackupList, fullBackupList, observer, true);
    mBackupHandler.sendMessage(msg);
    return BackupManager.SUCCESS;
}