Examples with VolumeInfo android.os.storage.VolumeInfo used on opensource projects

Example 81 with VolumeInfo

use of android.os.storage.VolumeInfo in project android_frameworks_base by DirtyUnicorns.

the class MountService method getVolumeList.

@Override
public StorageVolume[] getVolumeList(int uid, String packageName, int flags) {
    final int userId = UserHandle.getUserId(uid);
    final boolean forWrite = (flags & StorageManager.FLAG_FOR_WRITE) != 0;
    final boolean realState = (flags & StorageManager.FLAG_REAL_STATE) != 0;
    final boolean includeInvisible = (flags & StorageManager.FLAG_INCLUDE_INVISIBLE) != 0;
    final boolean userKeyUnlocked;
    final boolean storagePermission;
    final long token = Binder.clearCallingIdentity();
    try {
        userKeyUnlocked = isUserKeyUnlocked(userId);
        storagePermission = mMountServiceInternal.hasExternalStorage(uid, packageName);
    } finally {
        Binder.restoreCallingIdentity(token);
    }
    boolean foundPrimary = false;
    final ArrayList<StorageVolume> res = new ArrayList<>();
    synchronized (mLock) {
        for (int i = 0; i < mVolumes.size(); i++) {
            final VolumeInfo vol = mVolumes.valueAt(i);
            switch(vol.getType()) {
                case VolumeInfo.TYPE_PUBLIC:
                case VolumeInfo.TYPE_EMULATED:
                    break;
                default:
                    continue;
            }
            boolean match = false;
            if (forWrite) {
                match = vol.isVisibleForWrite(userId);
            } else {
                match = vol.isVisibleForRead(userId) || (includeInvisible && vol.getPath() != null);
            }
            if (!match)
                continue;
            boolean reportUnmounted = false;
            if ((vol.getType() == VolumeInfo.TYPE_EMULATED) && !userKeyUnlocked) {
                reportUnmounted = true;
            } else if (!storagePermission && !realState) {
                reportUnmounted = true;
            }
            final StorageVolume userVol = vol.buildStorageVolume(mContext, userId, reportUnmounted);
            if (vol.isPrimary()) {
                res.add(0, userVol);
                foundPrimary = true;
            } else {
                res.add(userVol);
            }
        }
    }
    if (!foundPrimary) {
        Log.w(TAG, "No primary storage defined yet; hacking together a stub");
        final boolean primaryPhysical = SystemProperties.getBoolean(StorageManager.PROP_PRIMARY_PHYSICAL, false);
        final String id = "stub_primary";
        final File path = Environment.getLegacyExternalStorageDirectory();
        final String description = mContext.getString(android.R.string.unknownName);
        final boolean primary = true;
        final boolean removable = primaryPhysical;
        final boolean emulated = !primaryPhysical;
        final long mtpReserveSize = 0L;
        final boolean allowMassStorage = false;
        final long maxFileSize = 0L;
        final UserHandle owner = new UserHandle(userId);
        final String uuid = null;
        final String state = Environment.MEDIA_REMOVED;
        res.add(0, new StorageVolume(id, StorageVolume.STORAGE_ID_INVALID, path, description, primary, removable, emulated, mtpReserveSize, allowMassStorage, maxFileSize, owner, uuid, state));
    }
    return res.toArray(new StorageVolume[res.size()]);
}

Example 82 with VolumeInfo

use of android.os.storage.VolumeInfo in project android_frameworks_base by DirtyUnicorns.

the class MountService method format.

@Override
public void format(String volId) {
    enforcePermission(android.Manifest.permission.MOUNT_FORMAT_FILESYSTEMS);
    waitForReady();
    final VolumeInfo vol = findVolumeByIdOrThrow(volId);
    try {
        mConnector.execute("volume", "format", vol.id, "auto");
    } catch (NativeDaemonConnectorException e) {
        throw e.rethrowAsParcelableException();
    }
}

Example 83 with VolumeInfo

use of android.os.storage.VolumeInfo in project android_frameworks_base by DirtyUnicorns.

the class MountService method shouldBenchmark.

private boolean shouldBenchmark() {
    final long benchInterval = Settings.Global.getLong(mContext.getContentResolver(), Settings.Global.STORAGE_BENCHMARK_INTERVAL, -1);
    if (benchInterval == -1) {
        return false;
    } else if (benchInterval == 0) {
        return true;
    }
    synchronized (mLock) {
        for (int i = 0; i < mVolumes.size(); i++) {
            final VolumeInfo vol = mVolumes.valueAt(i);
            final VolumeRecord rec = mRecords.get(vol.fsUuid);
            if (vol.isMountedWritable() && rec != null) {
                final long benchAge = System.currentTimeMillis() - rec.lastBenchMillis;
                if (benchAge >= benchInterval) {
                    return true;
                }
            }
        }
        return false;
    }
}

Example 84 with VolumeInfo

use of android.os.storage.VolumeInfo in project android_frameworks_base by DirtyUnicorns.

the class MountService method unmount.

@Override
public void unmount(String volId) {
    enforcePermission(android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS);
    waitForReady();
    final VolumeInfo vol = findVolumeByIdOrThrow(volId);
    // TODO: expand PMS to know about multiple volumes
    if (vol.isPrimaryPhysical()) {
        final long ident = Binder.clearCallingIdentity();
        try {
            synchronized (mUnmountLock) {
                mUnmountSignal = new CountDownLatch(1);
                mPms.updateExternalMediaStatus(false, true);
                waitForLatch(mUnmountSignal, "mUnmountSignal");
                mUnmountSignal = null;
            }
        } finally {
            Binder.restoreCallingIdentity(ident);
        }
    }
    try {
        mConnector.execute("volume", "unmount", vol.id);
    } catch (NativeDaemonConnectorException e) {
        throw e.rethrowAsParcelableException();
    }
}

Example 85 with VolumeInfo

use of android.os.storage.VolumeInfo in project android_frameworks_base by DirtyUnicorns.

the class PackageManagerService method movePackageInternal.

private void movePackageInternal(final String packageName, final String volumeUuid, final int moveId, UserHandle user) throws PackageManagerException {
    final StorageManager storage = mContext.getSystemService(StorageManager.class);
    final PackageManager pm = mContext.getPackageManager();
    final boolean currentAsec;
    final String currentVolumeUuid;
    final File codeFile;
    final String installerPackageName;
    final String packageAbiOverride;
    final int appId;
    final String seinfo;
    final String label;
    final int targetSdkVersion;
    final PackageFreezer freezer;
    final int[] installedUserIds;
    // reader
    synchronized (mPackages) {
        final PackageParser.Package pkg = mPackages.get(packageName);
        final PackageSetting ps = mSettings.mPackages.get(packageName);
        if (pkg == null || ps == null) {
            throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package");
        }
        if (pkg.applicationInfo.isSystemApp()) {
            throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, "Cannot move system application");
        }
        if (pkg.applicationInfo.isExternalAsec()) {
            currentAsec = true;
            currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL;
        } else if (pkg.applicationInfo.isForwardLocked()) {
            currentAsec = true;
            currentVolumeUuid = "forward_locked";
        } else {
            currentAsec = false;
            currentVolumeUuid = ps.volumeUuid;
            final File probe = new File(pkg.codePath);
            final File probeOat = new File(probe, "oat");
            if (!probe.isDirectory() || !probeOat.isDirectory()) {
                throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, "Move only supported for modern cluster style installs");
            }
        }
        if (Objects.equals(currentVolumeUuid, volumeUuid)) {
            throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, "Package already moved to " + volumeUuid);
        }
        if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) {
            throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, "Device admin cannot be moved");
        }
        if (mFrozenPackages.contains(packageName)) {
            throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, "Failed to move already frozen package");
        }
        codeFile = new File(pkg.codePath);
        installerPackageName = ps.installerPackageName;
        packageAbiOverride = ps.cpuAbiOverrideString;
        appId = UserHandle.getAppId(pkg.applicationInfo.uid);
        seinfo = pkg.applicationInfo.seinfo;
        label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo));
        targetSdkVersion = pkg.applicationInfo.targetSdkVersion;
        freezer = freezePackage(packageName, "movePackageInternal");
        installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true);
    }
    final Bundle extras = new Bundle();
    extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName);
    extras.putString(Intent.EXTRA_TITLE, label);
    mMoveCallbacks.notifyCreated(moveId, extras);
    int installFlags;
    final boolean moveCompleteApp;
    final File measurePath;
    if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) {
        installFlags = INSTALL_INTERNAL;
        moveCompleteApp = !currentAsec;
        measurePath = Environment.getDataAppDirectory(volumeUuid);
    } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) {
        installFlags = INSTALL_EXTERNAL;
        moveCompleteApp = false;
        measurePath = storage.getPrimaryPhysicalVolume().getPath();
    } else {
        final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid);
        if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE || !volume.isMountedWritable()) {
            freezer.close();
            throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, "Move location not mounted private volume");
        }
        Preconditions.checkState(!currentAsec);
        installFlags = INSTALL_INTERNAL;
        moveCompleteApp = true;
        measurePath = Environment.getDataAppDirectory(volumeUuid);
    }
    final PackageStats stats = new PackageStats(null, -1);
    synchronized (mInstaller) {
        for (int userId : installedUserIds) {
            if (!getPackageSizeInfoLI(packageName, userId, stats)) {
                freezer.close();
                throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, "Failed to measure package size");
            }
        }
    }
    if (DEBUG_INSTALL)
        Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " + stats.dataSize);
    final long startFreeBytes = measurePath.getFreeSpace();
    final long sizeBytes;
    if (moveCompleteApp) {
        sizeBytes = stats.codeSize + stats.dataSize;
    } else {
        sizeBytes = stats.codeSize;
    }
    if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) {
        freezer.close();
        throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, "Not enough free space to move");
    }
    mMoveCallbacks.notifyStatusChanged(moveId, 10);
    final CountDownLatch installedLatch = new CountDownLatch(1);
    final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() {

        @Override
        public void onUserActionRequired(Intent intent) throws RemoteException {
            throw new IllegalStateException();
        }

        @Override
        public void onPackageInstalled(String basePackageName, int returnCode, String msg, Bundle extras) throws RemoteException {
            if (DEBUG_INSTALL)
                Slog.d(TAG, "Install result for move: " + PackageManager.installStatusToString(returnCode, msg));
            installedLatch.countDown();
            freezer.close();
            final int status = PackageManager.installStatusToPublicStatus(returnCode);
            switch(status) {
                case PackageInstaller.STATUS_SUCCESS:
                    mMoveCallbacks.notifyStatusChanged(moveId, PackageManager.MOVE_SUCCEEDED);
                    break;
                case PackageInstaller.STATUS_FAILURE_STORAGE:
                    mMoveCallbacks.notifyStatusChanged(moveId, PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE);
                    break;
                default:
                    mMoveCallbacks.notifyStatusChanged(moveId, PackageManager.MOVE_FAILED_INTERNAL_ERROR);
                    break;
            }
        }
    };
    final MoveInfo move;
    if (moveCompleteApp) {
        // Kick off a thread to report progress estimates
        new Thread() {

            @Override
            public void run() {
                while (true) {
                    try {
                        if (installedLatch.await(1, TimeUnit.SECONDS)) {
                            break;
                        }
                    } catch (InterruptedException ignored) {
                    }
                    final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace();
                    final int progress = 10 + (int) MathUtils.constrain(((deltaFreeBytes * 80) / sizeBytes), 0, 80);
                    mMoveCallbacks.notifyStatusChanged(moveId, progress);
                }
            }
        }.start();
        final String dataAppName = codeFile.getName();
        move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, dataAppName, appId, seinfo, targetSdkVersion);
    } else {
        move = null;
    }
    installFlags |= PackageManager.INSTALL_REPLACE_EXISTING;
    final Message msg = mHandler.obtainMessage(INIT_COPY);
    final OriginInfo origin = OriginInfo.fromExistingFile(codeFile);
    final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, installerPackageName, volumeUuid, null, /*verificationInfo*/
    user, packageAbiOverride, null, /*grantedPermissions*/
    null);
    params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params));
    msg.obj = params;
    Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", System.identityHashCode(msg.obj));
    Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", System.identityHashCode(msg.obj));
    mHandler.sendMessage(msg);
}