| /* |
| * Copyright (C) 2009 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.server.content; |
| |
| import static com.android.server.content.SyncLogger.logSafe; |
| |
| import android.accounts.Account; |
| import android.accounts.AccountAndUser; |
| import android.accounts.AccountManager; |
| import android.annotation.Nullable; |
| import android.app.backup.BackupManager; |
| import android.content.ComponentName; |
| import android.content.ContentResolver; |
| import android.content.ContentResolver.SyncExemption; |
| import android.content.Context; |
| import android.content.ISyncStatusObserver; |
| import android.content.PeriodicSync; |
| import android.content.SyncInfo; |
| import android.content.SyncRequest; |
| import android.content.SyncStatusInfo; |
| import android.content.pm.PackageManager; |
| import android.os.Bundle; |
| import android.os.Environment; |
| import android.os.Handler; |
| import android.os.Looper; |
| import android.os.Message; |
| import android.os.Parcel; |
| import android.os.RemoteCallbackList; |
| import android.os.RemoteException; |
| import android.os.UserHandle; |
| import android.util.ArrayMap; |
| import android.util.ArraySet; |
| import android.util.AtomicFile; |
| import android.util.EventLog; |
| import android.util.Log; |
| import android.util.Pair; |
| import android.util.Slog; |
| import android.util.SparseArray; |
| import android.util.Xml; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.internal.util.ArrayUtils; |
| import com.android.internal.util.FastXmlSerializer; |
| import com.android.internal.util.IntPair; |
| |
| import org.xmlpull.v1.XmlPullParser; |
| import org.xmlpull.v1.XmlPullParserException; |
| import org.xmlpull.v1.XmlSerializer; |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.FileOutputStream; |
| import java.nio.charset.StandardCharsets; |
| import java.util.ArrayList; |
| import java.util.Calendar; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Random; |
| import java.util.TimeZone; |
| |
| /** |
| * Singleton that tracks the sync data and overall sync |
| * history on the device. |
| * |
| * @hide |
| */ |
| public class SyncStorageEngine { |
| |
| private static final String TAG = "SyncManager"; |
| private static final String TAG_FILE = "SyncManagerFile"; |
| |
| private static final String XML_ATTR_NEXT_AUTHORITY_ID = "nextAuthorityId"; |
| private static final String XML_ATTR_LISTEN_FOR_TICKLES = "listen-for-tickles"; |
| private static final String XML_ATTR_SYNC_RANDOM_OFFSET = "offsetInSeconds"; |
| private static final String XML_ATTR_ENABLED = "enabled"; |
| private static final String XML_ATTR_USER = "user"; |
| private static final String XML_TAG_LISTEN_FOR_TICKLES = "listenForTickles"; |
| |
| /** Default time for a periodic sync. */ |
| private static final long DEFAULT_POLL_FREQUENCY_SECONDS = 60 * 60 * 24; // One day |
| |
| /** Percentage of period that is flex by default, if no flexMillis is set. */ |
| private static final double DEFAULT_FLEX_PERCENT_SYNC = 0.04; |
| |
| /** Lower bound on sync time from which we assign a default flex time. */ |
| private static final long DEFAULT_MIN_FLEX_ALLOWED_SECS = 5; |
| |
| @VisibleForTesting |
| static final long MILLIS_IN_4WEEKS = 1000L * 60 * 60 * 24 * 7 * 4; |
| |
| /** Enum value for a sync start event. */ |
| public static final int EVENT_START = 0; |
| |
| /** Enum value for a sync stop event. */ |
| public static final int EVENT_STOP = 1; |
| |
| /** Enum value for a sync with other sources. */ |
| public static final int SOURCE_OTHER = 0; |
| |
| /** Enum value for a local-initiated sync. */ |
| public static final int SOURCE_LOCAL = 1; |
| |
| /** Enum value for a poll-based sync (e.g., upon connection to network) */ |
| public static final int SOURCE_POLL = 2; |
| |
| /** Enum value for a user-initiated sync. */ |
| public static final int SOURCE_USER = 3; |
| |
| /** Enum value for a periodic sync. */ |
| public static final int SOURCE_PERIODIC = 4; |
| |
| /** Enum a sync with a "feed" extra */ |
| public static final int SOURCE_FEED = 5; |
| |
| public static final long NOT_IN_BACKOFF_MODE = -1; |
| |
| /** |
| * String names for the sync source types. |
| * |
| * KEEP THIS AND {@link SyncStatusInfo#SOURCE_COUNT} IN SYNC. |
| */ |
| public static final String[] SOURCES = { |
| "OTHER", |
| "LOCAL", |
| "POLL", |
| "USER", |
| "PERIODIC", |
| "FEED"}; |
| |
| // The MESG column will contain one of these or one of the Error types. |
| public static final String MESG_SUCCESS = "success"; |
| public static final String MESG_CANCELED = "canceled"; |
| |
| public static final int MAX_HISTORY = 100; |
| |
| private static final int MSG_WRITE_STATUS = 1; |
| private static final long WRITE_STATUS_DELAY = 1000*60*10; // 10 minutes |
| |
| private static final int MSG_WRITE_STATISTICS = 2; |
| private static final long WRITE_STATISTICS_DELAY = 1000*60*30; // 1/2 hour |
| |
| private static final boolean SYNC_ENABLED_DEFAULT = false; |
| |
| // the version of the accounts xml file format |
| private static final int ACCOUNTS_VERSION = 3; |
| |
| private static HashMap<String, String> sAuthorityRenames; |
| private static PeriodicSyncAddedListener mPeriodicSyncAddedListener; |
| |
| private volatile boolean mIsClockValid; |
| |
| static { |
| sAuthorityRenames = new HashMap<String, String>(); |
| sAuthorityRenames.put("contacts", "com.android.contacts"); |
| sAuthorityRenames.put("calendar", "com.android.calendar"); |
| } |
| |
| static class AccountInfo { |
| final AccountAndUser accountAndUser; |
| final HashMap<String, AuthorityInfo> authorities = |
| new HashMap<String, AuthorityInfo>(); |
| |
| AccountInfo(AccountAndUser accountAndUser) { |
| this.accountAndUser = accountAndUser; |
| } |
| } |
| |
| /** Bare bones representation of a sync target. */ |
| public static class EndPoint { |
| public final static EndPoint USER_ALL_PROVIDER_ALL_ACCOUNTS_ALL = |
| new EndPoint(null, null, UserHandle.USER_ALL); |
| final Account account; |
| final int userId; |
| final String provider; |
| |
| public EndPoint(Account account, String provider, int userId) { |
| this.account = account; |
| this.provider = provider; |
| this.userId = userId; |
| } |
| |
| /** |
| * An Endpoint for a sync matches if it targets the same sync adapter for the same user. |
| * |
| * @param spec the Endpoint to match. If the spec has null fields, they indicate a wildcard |
| * and match any. |
| */ |
| public boolean matchesSpec(EndPoint spec) { |
| if (userId != spec.userId |
| && userId != UserHandle.USER_ALL |
| && spec.userId != UserHandle.USER_ALL) { |
| return false; |
| } |
| boolean accountsMatch; |
| if (spec.account == null) { |
| accountsMatch = true; |
| } else { |
| accountsMatch = account.equals(spec.account); |
| } |
| boolean providersMatch; |
| if (spec.provider == null) { |
| providersMatch = true; |
| } else { |
| providersMatch = provider.equals(spec.provider); |
| } |
| return accountsMatch && providersMatch; |
| } |
| |
| public String toString() { |
| StringBuilder sb = new StringBuilder(); |
| sb.append(account == null ? "ALL ACCS" : account.name) |
| .append("/") |
| .append(provider == null ? "ALL PDRS" : provider); |
| sb.append(":u" + userId); |
| return sb.toString(); |
| } |
| |
| public String toSafeString() { |
| StringBuilder sb = new StringBuilder(); |
| sb.append(account == null ? "ALL ACCS" : logSafe(account)) |
| .append("/") |
| .append(provider == null ? "ALL PDRS" : provider); |
| sb.append(":u" + userId); |
| return sb.toString(); |
| } |
| } |
| |
| public static class AuthorityInfo { |
| // Legal values of getIsSyncable |
| |
| /** |
| * The syncable state is undefined. |
| */ |
| public static final int UNDEFINED = -2; |
| |
| /** |
| * Default state for a newly installed adapter. An uninitialized adapter will receive an |
| * initialization sync which are governed by a different set of rules to that of regular |
| * syncs. |
| */ |
| public static final int NOT_INITIALIZED = -1; |
| /** |
| * The adapter will not receive any syncs. This is behaviourally equivalent to |
| * setSyncAutomatically -> false. However setSyncAutomatically is surfaced to the user |
| * while this is generally meant to be controlled by the developer. |
| */ |
| public static final int NOT_SYNCABLE = 0; |
| /** |
| * The adapter is initialized and functioning. This is the normal state for an adapter. |
| */ |
| public static final int SYNCABLE = 1; |
| /** |
| * The adapter is syncable but still requires an initialization sync. For example an adapter |
| * than has been restored from a previous device will be in this state. Not meant for |
| * external use. |
| */ |
| public static final int SYNCABLE_NOT_INITIALIZED = 2; |
| |
| /** |
| * The adapter is syncable but does not have access to the synced account and needs a |
| * user access approval. |
| */ |
| public static final int SYNCABLE_NO_ACCOUNT_ACCESS = 3; |
| |
| final EndPoint target; |
| final int ident; |
| boolean enabled; |
| int syncable; |
| /** Time at which this sync will run, taking into account backoff. */ |
| long backoffTime; |
| /** Amount of delay due to backoff. */ |
| long backoffDelay; |
| /** Time offset to add to any requests coming to this target. */ |
| long delayUntil; |
| |
| final ArrayList<PeriodicSync> periodicSyncs; |
| |
| /** |
| * Copy constructor for making deep-ish copies. Only the bundles stored |
| * in periodic syncs can make unexpected changes. |
| * |
| * @param toCopy AuthorityInfo to be copied. |
| */ |
| AuthorityInfo(AuthorityInfo toCopy) { |
| target = toCopy.target; |
| ident = toCopy.ident; |
| enabled = toCopy.enabled; |
| syncable = toCopy.syncable; |
| backoffTime = toCopy.backoffTime; |
| backoffDelay = toCopy.backoffDelay; |
| delayUntil = toCopy.delayUntil; |
| periodicSyncs = new ArrayList<PeriodicSync>(); |
| for (PeriodicSync sync : toCopy.periodicSyncs) { |
| // Still not a perfect copy, because we are just copying the mappings. |
| periodicSyncs.add(new PeriodicSync(sync)); |
| } |
| } |
| |
| AuthorityInfo(EndPoint info, int id) { |
| target = info; |
| ident = id; |
| enabled = SYNC_ENABLED_DEFAULT; |
| periodicSyncs = new ArrayList<PeriodicSync>(); |
| defaultInitialisation(); |
| } |
| |
| private void defaultInitialisation() { |
| syncable = NOT_INITIALIZED; // default to "unknown" |
| backoffTime = -1; // if < 0 then we aren't in backoff mode |
| backoffDelay = -1; // if < 0 then we aren't in backoff mode |
| |
| if (mPeriodicSyncAddedListener != null) { |
| mPeriodicSyncAddedListener.onPeriodicSyncAdded(target, new Bundle(), |
| DEFAULT_POLL_FREQUENCY_SECONDS, |
| calculateDefaultFlexTime(DEFAULT_POLL_FREQUENCY_SECONDS)); |
| } |
| } |
| |
| @Override |
| public String toString() { |
| return target + ", enabled=" + enabled + ", syncable=" + syncable + ", backoff=" |
| + backoffTime + ", delay=" + delayUntil; |
| } |
| } |
| |
| public static class SyncHistoryItem { |
| int authorityId; |
| int historyId; |
| long eventTime; |
| long elapsedTime; |
| int source; |
| int event; |
| long upstreamActivity; |
| long downstreamActivity; |
| String mesg; |
| boolean initialization; |
| Bundle extras; |
| int reason; |
| int syncExemptionFlag; |
| } |
| |
| public static class DayStats { |
| public final int day; |
| public int successCount; |
| public long successTime; |
| public int failureCount; |
| public long failureTime; |
| |
| public DayStats(int day) { |
| this.day = day; |
| } |
| } |
| |
| interface OnSyncRequestListener { |
| |
| /** Called when a sync is needed on an account(s) due to some change in state. */ |
| public void onSyncRequest(EndPoint info, int reason, Bundle extras, |
| @SyncExemption int syncExemptionFlag, int callingUid, int callingPid); |
| } |
| |
| interface PeriodicSyncAddedListener { |
| /** Called when a periodic sync is added. */ |
| void onPeriodicSyncAdded(EndPoint target, Bundle extras, long pollFrequency, long flex); |
| } |
| |
| interface OnAuthorityRemovedListener { |
| /** Called when an authority is removed. */ |
| void onAuthorityRemoved(EndPoint removedAuthority); |
| } |
| |
| /** |
| * Validator that maintains a lazy cache of accounts and providers to tell if an authority or |
| * account is valid. |
| */ |
| private static class AccountAuthorityValidator { |
| final private AccountManager mAccountManager; |
| final private PackageManager mPackageManager; |
| final private SparseArray<Account[]> mAccountsCache; |
| final private SparseArray<ArrayMap<String, Boolean>> mProvidersPerUserCache; |
| |
| AccountAuthorityValidator(Context context) { |
| mAccountManager = context.getSystemService(AccountManager.class); |
| mPackageManager = context.getPackageManager(); |
| mAccountsCache = new SparseArray<>(); |
| mProvidersPerUserCache = new SparseArray<>(); |
| } |
| |
| // An account is valid if an installed authenticator has previously created that account |
| // on the device |
| boolean isAccountValid(Account account, int userId) { |
| Account[] accountsForUser = mAccountsCache.get(userId); |
| if (accountsForUser == null) { |
| accountsForUser = mAccountManager.getAccountsAsUser(userId); |
| mAccountsCache.put(userId, accountsForUser); |
| } |
| return ArrayUtils.contains(accountsForUser, account); |
| } |
| |
| // An authority is only valid if it has a content provider installed on the system |
| boolean isAuthorityValid(String authority, int userId) { |
| ArrayMap<String, Boolean> authorityMap = mProvidersPerUserCache.get(userId); |
| if (authorityMap == null) { |
| authorityMap = new ArrayMap<>(); |
| mProvidersPerUserCache.put(userId, authorityMap); |
| } |
| if (!authorityMap.containsKey(authority)) { |
| authorityMap.put(authority, mPackageManager.resolveContentProviderAsUser(authority, |
| PackageManager.MATCH_DIRECT_BOOT_AWARE |
| | PackageManager.MATCH_DIRECT_BOOT_UNAWARE, userId) != null); |
| } |
| return authorityMap.get(authority); |
| } |
| } |
| |
| // Primary list of all syncable authorities. Also our global lock. |
| private final SparseArray<AuthorityInfo> mAuthorities = |
| new SparseArray<AuthorityInfo>(); |
| |
| private final HashMap<AccountAndUser, AccountInfo> mAccounts |
| = new HashMap<AccountAndUser, AccountInfo>(); |
| |
| private final SparseArray<ArrayList<SyncInfo>> mCurrentSyncs |
| = new SparseArray<ArrayList<SyncInfo>>(); |
| |
| private final SparseArray<SyncStatusInfo> mSyncStatus = |
| new SparseArray<SyncStatusInfo>(); |
| |
| private final ArrayList<SyncHistoryItem> mSyncHistory = |
| new ArrayList<SyncHistoryItem>(); |
| |
| private final RemoteCallbackList<ISyncStatusObserver> mChangeListeners |
| = new RemoteCallbackList<ISyncStatusObserver>(); |
| |
| /** Reverse mapping for component name -> <userid -> target id>. */ |
| private final ArrayMap<ComponentName, SparseArray<AuthorityInfo>> mServices = |
| new ArrayMap<ComponentName, SparseArray<AuthorityInfo>>(); |
| |
| private int mNextAuthorityId = 0; |
| |
| // We keep 4 weeks of stats. |
| private final DayStats[] mDayStats = new DayStats[7*4]; |
| private final Calendar mCal; |
| private int mYear; |
| private int mYearInDays; |
| |
| private final Context mContext; |
| |
| private static volatile SyncStorageEngine sSyncStorageEngine = null; |
| |
| private int mSyncRandomOffset; |
| |
| /** |
| * This file contains the core engine state: all accounts and the |
| * settings for them. It must never be lost, and should be changed |
| * infrequently, so it is stored as an XML file. |
| */ |
| private final AtomicFile mAccountInfoFile; |
| |
| /** |
| * This file contains the current sync status. We would like to retain |
| * it across boots, but its loss is not the end of the world, so we store |
| * this information as binary data. |
| */ |
| private final AtomicFile mStatusFile; |
| |
| /** |
| * This file contains sync statistics. This is purely debugging information |
| * so is written infrequently and can be thrown away at any time. |
| */ |
| private final AtomicFile mStatisticsFile; |
| |
| private int mNextHistoryId = 0; |
| private SparseArray<Boolean> mMasterSyncAutomatically = new SparseArray<Boolean>(); |
| private boolean mDefaultMasterSyncAutomatically; |
| |
| private OnSyncRequestListener mSyncRequestListener; |
| private OnAuthorityRemovedListener mAuthorityRemovedListener; |
| |
| private boolean mGrantSyncAdaptersAccountAccess; |
| |
| private final MyHandler mHandler; |
| private final SyncLogger mLogger; |
| |
| private SyncStorageEngine(Context context, File dataDir, Looper looper) { |
| mHandler = new MyHandler(looper); |
| mContext = context; |
| sSyncStorageEngine = this; |
| mLogger = SyncLogger.getInstance(); |
| |
| mCal = Calendar.getInstance(TimeZone.getTimeZone("GMT+0")); |
| |
| mDefaultMasterSyncAutomatically = mContext.getResources().getBoolean( |
| com.android.internal.R.bool.config_syncstorageengine_masterSyncAutomatically); |
| |
| File systemDir = new File(dataDir, "system"); |
| File syncDir = new File(systemDir, "sync"); |
| syncDir.mkdirs(); |
| |
| maybeDeleteLegacyPendingInfoLocked(syncDir); |
| |
| mAccountInfoFile = new AtomicFile(new File(syncDir, "accounts.xml"), "sync-accounts"); |
| mStatusFile = new AtomicFile(new File(syncDir, "status.bin"), "sync-status"); |
| mStatisticsFile = new AtomicFile(new File(syncDir, "stats.bin"), "sync-stats"); |
| |
| readAccountInfoLocked(); |
| readStatusLocked(); |
| readStatisticsLocked(); |
| |
| if (mLogger.enabled()) { |
| final int size = mAuthorities.size(); |
| mLogger.log("Loaded ", size, " items"); |
| for (int i = 0; i < size; i++) { |
| mLogger.log(mAuthorities.valueAt(i)); |
| } |
| } |
| } |
| |
| public static SyncStorageEngine newTestInstance(Context context) { |
| return new SyncStorageEngine(context, context.getFilesDir(), Looper.getMainLooper()); |
| } |
| |
| public static void init(Context context, Looper looper) { |
| if (sSyncStorageEngine != null) { |
| return; |
| } |
| File dataDir = Environment.getDataDirectory(); |
| sSyncStorageEngine = new SyncStorageEngine(context, dataDir, looper); |
| } |
| |
| public static SyncStorageEngine getSingleton() { |
| if (sSyncStorageEngine == null) { |
| throw new IllegalStateException("not initialized"); |
| } |
| return sSyncStorageEngine; |
| } |
| |
| protected void setOnSyncRequestListener(OnSyncRequestListener listener) { |
| if (mSyncRequestListener == null) { |
| mSyncRequestListener = listener; |
| } |
| } |
| |
| protected void setOnAuthorityRemovedListener(OnAuthorityRemovedListener listener) { |
| if (mAuthorityRemovedListener == null) { |
| mAuthorityRemovedListener = listener; |
| } |
| } |
| |
| protected void setPeriodicSyncAddedListener(PeriodicSyncAddedListener listener) { |
| if (mPeriodicSyncAddedListener == null) { |
| mPeriodicSyncAddedListener = listener; |
| } |
| } |
| |
| private class MyHandler extends Handler { |
| public MyHandler(Looper looper) { |
| super(looper); |
| } |
| |
| @Override |
| public void handleMessage(Message msg) { |
| if (msg.what == MSG_WRITE_STATUS) { |
| synchronized (mAuthorities) { |
| writeStatusLocked(); |
| } |
| } else if (msg.what == MSG_WRITE_STATISTICS) { |
| synchronized (mAuthorities) { |
| writeStatisticsLocked(); |
| } |
| } |
| } |
| } |
| |
| public int getSyncRandomOffset() { |
| return mSyncRandomOffset; |
| } |
| |
| public void addStatusChangeListener(int mask, int userId, ISyncStatusObserver callback) { |
| synchronized (mAuthorities) { |
| final long cookie = IntPair.of(userId, mask); |
| mChangeListeners.register(callback, cookie); |
| } |
| } |
| |
| public void removeStatusChangeListener(ISyncStatusObserver callback) { |
| synchronized (mAuthorities) { |
| mChangeListeners.unregister(callback); |
| } |
| } |
| |
| /** |
| * Figure out a reasonable flex time for cases where none is provided (old api calls). |
| * @param syncTimeSeconds requested sync time from now. |
| * @return amount of seconds before syncTimeSeconds that the sync can occur. |
| * I.e. |
| * earliest_sync_time = syncTimeSeconds - calculateDefaultFlexTime(syncTimeSeconds) |
| * The flex time is capped at a percentage of the {@link #DEFAULT_POLL_FREQUENCY_SECONDS}. |
| */ |
| public static long calculateDefaultFlexTime(long syncTimeSeconds) { |
| if (syncTimeSeconds < DEFAULT_MIN_FLEX_ALLOWED_SECS) { |
| // Small enough sync request time that we don't add flex time - developer probably |
| // wants to wait for an operation to occur before syncing so we honour the |
| // request time. |
| return 0L; |
| } else if (syncTimeSeconds < DEFAULT_POLL_FREQUENCY_SECONDS) { |
| return (long) (syncTimeSeconds * DEFAULT_FLEX_PERCENT_SYNC); |
| } else { |
| // Large enough sync request time that we cap the flex time. |
| return (long) (DEFAULT_POLL_FREQUENCY_SECONDS * DEFAULT_FLEX_PERCENT_SYNC); |
| } |
| } |
| |
| void reportChange(int which, int callingUserId) { |
| ArrayList<ISyncStatusObserver> reports = null; |
| synchronized (mAuthorities) { |
| int i = mChangeListeners.beginBroadcast(); |
| while (i > 0) { |
| i--; |
| final long cookie = (long) mChangeListeners.getBroadcastCookie(i); |
| final int userId = IntPair.first(cookie); |
| final int mask = IntPair.second(cookie); |
| if ((which & mask) == 0 || callingUserId != userId) { |
| continue; |
| } |
| if (reports == null) { |
| reports = new ArrayList<ISyncStatusObserver>(i); |
| } |
| reports.add(mChangeListeners.getBroadcastItem(i)); |
| } |
| mChangeListeners.finishBroadcast(); |
| } |
| |
| if (Log.isLoggable(TAG, Log.VERBOSE)) { |
| Slog.v(TAG, "reportChange " + which + " to: " + reports); |
| } |
| |
| if (reports != null) { |
| int i = reports.size(); |
| while (i > 0) { |
| i--; |
| try { |
| reports.get(i).onStatusChanged(which); |
| } catch (RemoteException e) { |
| // The remote callback list will take care of this for us. |
| } |
| } |
| } |
| } |
| |
| public boolean getSyncAutomatically(Account account, int userId, String providerName) { |
| synchronized (mAuthorities) { |
| if (account != null) { |
| AuthorityInfo authority = getAuthorityLocked( |
| new EndPoint(account, providerName, userId), |
| "getSyncAutomatically"); |
| return authority != null && authority.enabled; |
| } |
| |
| int i = mAuthorities.size(); |
| while (i > 0) { |
| i--; |
| AuthorityInfo authorityInfo = mAuthorities.valueAt(i); |
| if (authorityInfo.target.matchesSpec(new EndPoint(account, providerName, userId)) |
| && authorityInfo.enabled) { |
| return true; |
| } |
| } |
| return false; |
| } |
| } |
| |
| public void setSyncAutomatically(Account account, int userId, String providerName, |
| boolean sync, @SyncExemption int syncExemptionFlag, int callingUid, int callingPid) { |
| if (Log.isLoggable(TAG, Log.VERBOSE)) { |
| Slog.d(TAG, "setSyncAutomatically: " + /* account + */" provider " + providerName |
| + ", user " + userId + " -> " + sync); |
| } |
| mLogger.log("Set sync auto account=", account, |
| " user=", userId, |
| " authority=", providerName, |
| " value=", Boolean.toString(sync), |
| " cuid=", callingUid, |
| " cpid=", callingPid |
| ); |
| synchronized (mAuthorities) { |
| AuthorityInfo authority = |
| getOrCreateAuthorityLocked( |
| new EndPoint(account, providerName, userId), |
| -1 /* ident */, |
| false); |
| if (authority.enabled == sync) { |
| if (Log.isLoggable(TAG, Log.VERBOSE)) { |
| Slog.d(TAG, "setSyncAutomatically: already set to " + sync + ", doing nothing"); |
| } |
| return; |
| } |
| // If the adapter was syncable but missing its initialization sync, set it to |
| // uninitialized now. This is to give it a chance to run any one-time initialization |
| // logic. |
| if (sync && authority.syncable == AuthorityInfo.SYNCABLE_NOT_INITIALIZED) { |
| authority.syncable = AuthorityInfo.NOT_INITIALIZED; |
| } |
| authority.enabled = sync; |
| writeAccountInfoLocked(); |
| } |
| |
| if (sync) { |
| requestSync(account, userId, SyncOperation.REASON_SYNC_AUTO, providerName, |
| new Bundle(), |
| syncExemptionFlag, callingUid, callingPid); |
| } |
| reportChange(ContentResolver.SYNC_OBSERVER_TYPE_SETTINGS, userId); |
| queueBackup(); |
| } |
| |
| public int getIsSyncable(Account account, int userId, String providerName) { |
| synchronized (mAuthorities) { |
| if (account != null) { |
| AuthorityInfo authority = getAuthorityLocked( |
| new EndPoint(account, providerName, userId), |
| "get authority syncable"); |
| if (authority == null) { |
| return AuthorityInfo.NOT_INITIALIZED; |
| } |
| return authority.syncable; |
| } |
| |
| int i = mAuthorities.size(); |
| while (i > 0) { |
| i--; |
| AuthorityInfo authorityInfo = mAuthorities.valueAt(i); |
| if (authorityInfo.target != null |
| && authorityInfo.target.provider.equals(providerName)) { |
| return authorityInfo.syncable; |
| } |
| } |
| return AuthorityInfo.NOT_INITIALIZED; |
| } |
| } |
| |
| public void setIsSyncable(Account account, int userId, String providerName, int syncable, |
| int callingUid, int callingPid) { |
| setSyncableStateForEndPoint(new EndPoint(account, providerName, userId), syncable, |
| callingUid, callingPid); |
| } |
| |
| /** |
| * An enabled sync service and a syncable provider's adapter both get resolved to the same |
| * persisted variable - namely the "syncable" attribute for an AuthorityInfo in accounts.xml. |
| * @param target target to set value for. |
| * @param syncable 0 indicates unsyncable, <0 unknown, >0 is active/syncable. |
| */ |
| private void setSyncableStateForEndPoint(EndPoint target, int syncable, |
| int callingUid, int callingPid) { |
| AuthorityInfo aInfo; |
| mLogger.log("Set syncable ", target, " value=", Integer.toString(syncable), |
| " cuid=", callingUid, |
| " cpid=", callingPid); |
| synchronized (mAuthorities) { |
| aInfo = getOrCreateAuthorityLocked(target, -1, false); |
| if (syncable < AuthorityInfo.NOT_INITIALIZED) { |
| syncable = AuthorityInfo.NOT_INITIALIZED; |
| } |
| if (Log.isLoggable(TAG, Log.VERBOSE)) { |
| Slog.d(TAG, "setIsSyncable: " + aInfo.toString() + " -> " + syncable); |
| } |
| if (aInfo.syncable == syncable) { |
| if (Log.isLoggable(TAG, Log.VERBOSE)) { |
| Slog.d(TAG, "setIsSyncable: already set to " + syncable + ", doing nothing"); |
| } |
| return; |
| } |
| aInfo.syncable = syncable; |
| writeAccountInfoLocked(); |
| } |
| if (syncable == AuthorityInfo.SYNCABLE) { |
| requestSync(aInfo, SyncOperation.REASON_IS_SYNCABLE, new Bundle(), |
| ContentResolver.SYNC_EXEMPTION_NONE, callingUid, callingPid); |
| } |
| reportChange(ContentResolver.SYNC_OBSERVER_TYPE_SETTINGS, target.userId); |
| } |
| |
| public Pair<Long, Long> getBackoff(EndPoint info) { |
| synchronized (mAuthorities) { |
| AuthorityInfo authority = getAuthorityLocked(info, "getBackoff"); |
| if (authority != null) { |
| return Pair.create(authority.backoffTime, authority.backoffDelay); |
| } |
| return null; |
| } |
| } |
| |
| /** |
| * Update the backoff for the given endpoint. The endpoint may be for a provider/account and |
| * the account or provider info be null, which signifies all accounts or providers. |
| */ |
| public void setBackoff(EndPoint info, long nextSyncTime, long nextDelay) { |
| if (Log.isLoggable(TAG, Log.VERBOSE)) { |
| Slog.v(TAG, "setBackoff: " + info |
| + " -> nextSyncTime " + nextSyncTime + ", nextDelay " + nextDelay); |
| } |
| boolean changed; |
| synchronized (mAuthorities) { |
| if (info.account == null || info.provider == null) { |
| // Do more work for a provider sync if the provided info has specified all |
| // accounts/providers. |
| changed = setBackoffLocked( |
| info.account /* may be null */, |
| info.userId, |
| info.provider /* may be null */, |
| nextSyncTime, nextDelay); |
| } else { |
| AuthorityInfo authorityInfo = |
| getOrCreateAuthorityLocked(info, -1 /* ident */, true); |
| if (authorityInfo.backoffTime == nextSyncTime |
| && authorityInfo.backoffDelay == nextDelay) { |
| changed = false; |
| } else { |
| authorityInfo.backoffTime = nextSyncTime; |
| authorityInfo.backoffDelay = nextDelay; |
| changed = true; |
| } |
| } |
| } |
| if (changed) { |
| reportChange(ContentResolver.SYNC_OBSERVER_TYPE_SETTINGS, info.userId); |
| } |
| } |
| |
| /** |
| * Either set backoff for a specific authority, or set backoff for all the |
| * accounts on a specific adapter/all adapters. |
| * |
| * @param account account for which to set backoff. Null to specify all accounts. |
| * @param userId id of the user making this request. |
| * @param providerName provider for which to set backoff. Null to specify all providers. |
| * @return true if a change occured. |
| */ |
| private boolean setBackoffLocked(Account account, int userId, String providerName, |
| long nextSyncTime, long nextDelay) { |
| boolean changed = false; |
| for (AccountInfo accountInfo : mAccounts.values()) { |
| if (account != null && !account.equals(accountInfo.accountAndUser.account) |
| && userId != accountInfo.accountAndUser.userId) { |
| continue; |
| } |
| for (AuthorityInfo authorityInfo : accountInfo.authorities.values()) { |
| if (providerName != null |
| && !providerName.equals(authorityInfo.target.provider)) { |
| continue; |
| } |
| if (authorityInfo.backoffTime != nextSyncTime |
| || authorityInfo.backoffDelay != nextDelay) { |
| authorityInfo.backoffTime = nextSyncTime; |
| authorityInfo.backoffDelay = nextDelay; |
| changed = true; |
| } |
| } |
| } |
| return changed; |
| } |
| |
| public void clearAllBackoffsLocked() { |
| final ArraySet<Integer> changedUserIds = new ArraySet<>(); |
| synchronized (mAuthorities) { |
| // Clear backoff for all sync adapters. |
| for (AccountInfo accountInfo : mAccounts.values()) { |
| for (AuthorityInfo authorityInfo : accountInfo.authorities.values()) { |
| if (authorityInfo.backoffTime != NOT_IN_BACKOFF_MODE |
| || authorityInfo.backoffDelay != NOT_IN_BACKOFF_MODE) { |
| if (Log.isLoggable(TAG, Log.VERBOSE)) { |
| Slog.v(TAG, "clearAllBackoffsLocked:" |
| + " authority:" + authorityInfo.target |
| + " account:" + accountInfo.accountAndUser.account.name |
| + " user:" + accountInfo.accountAndUser.userId |
| + " backoffTime was: " + authorityInfo.backoffTime |
| + " backoffDelay was: " + authorityInfo.backoffDelay); |
| } |
| authorityInfo.backoffTime = NOT_IN_BACKOFF_MODE; |
| authorityInfo.backoffDelay = NOT_IN_BACKOFF_MODE; |
| changedUserIds.add(accountInfo.accountAndUser.userId); |
| } |
| } |
| } |
| } |
| |
| for (int i = changedUserIds.size() - 1; i > 0; i--) { |
| reportChange(ContentResolver.SYNC_OBSERVER_TYPE_SETTINGS, changedUserIds.valueAt(i)); |
| } |
| } |
| |
| public long getDelayUntilTime(EndPoint info) { |
| synchronized (mAuthorities) { |
| AuthorityInfo authority = getAuthorityLocked(info, "getDelayUntil"); |
| if (authority == null) { |
| return 0; |
| } |
| return authority.delayUntil; |
| } |
| } |
| |
| public void setDelayUntilTime(EndPoint info, long delayUntil) { |
| if (Log.isLoggable(TAG, Log.VERBOSE)) { |
| Slog.v(TAG, "setDelayUntil: " + info |
| + " -> delayUntil " + delayUntil); |
| } |
| synchronized (mAuthorities) { |
| AuthorityInfo authority = getOrCreateAuthorityLocked(info, -1, true); |
| if (authority.delayUntil == delayUntil) { |
| return; |
| } |
| authority.delayUntil = delayUntil; |
| } |
| reportChange(ContentResolver.SYNC_OBSERVER_TYPE_SETTINGS, info.userId); |
| } |
| |
| /** |
| * Restore all periodic syncs read from persisted files. Used to restore periodic syncs |
| * after an OS update. |
| */ |
| boolean restoreAllPeriodicSyncs() { |
| if (mPeriodicSyncAddedListener == null) { |
| return false; |
| } |
| synchronized (mAuthorities) { |
| for (int i=0; i<mAuthorities.size(); i++) { |
| AuthorityInfo authority = mAuthorities.valueAt(i); |
| for (PeriodicSync periodicSync: authority.periodicSyncs) { |
| mPeriodicSyncAddedListener.onPeriodicSyncAdded(authority.target, |
| periodicSync.extras, periodicSync.period, periodicSync.flexTime); |
| } |
| authority.periodicSyncs.clear(); |
| } |
| writeAccountInfoLocked(); |
| } |
| return true; |
| } |
| |
| public void setMasterSyncAutomatically(boolean flag, int userId, |
| @SyncExemption int syncExemptionFlag, int callingUid, int callingPid) { |
| mLogger.log("Set master enabled=", flag, " user=", userId, |
| " cuid=", callingUid, |
| " cpid=", callingPid); |
| synchronized (mAuthorities) { |
| Boolean auto = mMasterSyncAutomatically.get(userId); |
| if (auto != null && auto.equals(flag)) { |
| return; |
| } |
| mMasterSyncAutomatically.put(userId, flag); |
| writeAccountInfoLocked(); |
| } |
| if (flag) { |
| requestSync(null, userId, SyncOperation.REASON_MASTER_SYNC_AUTO, null, |
| new Bundle(), |
| syncExemptionFlag, callingUid, callingPid); |
| } |
| reportChange(ContentResolver.SYNC_OBSERVER_TYPE_SETTINGS, userId); |
| mContext.sendBroadcast(ContentResolver.ACTION_SYNC_CONN_STATUS_CHANGED); |
| queueBackup(); |
| } |
| |
| public boolean getMasterSyncAutomatically(int userId) { |
| synchronized (mAuthorities) { |
| Boolean auto = mMasterSyncAutomatically.get(userId); |
| return auto == null ? mDefaultMasterSyncAutomatically : auto; |
| } |
| } |
| |
| public int getAuthorityCount() { |
| synchronized (mAuthorities) { |
| return mAuthorities.size(); |
| } |
| } |
| |
| public AuthorityInfo getAuthority(int authorityId) { |
| synchronized (mAuthorities) { |
| return mAuthorities.get(authorityId); |
| } |
| } |
| |
| /** |
| * Returns true if there is currently a sync operation being actively processed for the given |
| * target. |
| */ |
| public boolean isSyncActive(EndPoint info) { |
| synchronized (mAuthorities) { |
| for (SyncInfo syncInfo : getCurrentSyncs(info.userId)) { |
| AuthorityInfo ainfo = getAuthority(syncInfo.authorityId); |
| if (ainfo != null && ainfo.target.matchesSpec(info)) { |
| return true; |
| } |
| } |
| } |
| return false; |
| } |
| |
| public void markPending(EndPoint info, boolean pendingValue) { |
| synchronized (mAuthorities) { |
| AuthorityInfo authority = getOrCreateAuthorityLocked(info, |
| -1 /* desired identifier */, |
| true /* write accounts to storage */); |
| if (authority == null) { |
| return; |
| } |
| SyncStatusInfo status = getOrCreateSyncStatusLocked(authority.ident); |
| status.pending = pendingValue; |
| } |
| reportChange(ContentResolver.SYNC_OBSERVER_TYPE_PENDING, info.userId); |
| } |
| |
| /** |
| * Called when the set of account has changed, given the new array of |
| * active accounts. |
| */ |
| public void removeStaleAccounts(@Nullable Account[] accounts, int userId) { |
| synchronized (mAuthorities) { |
| if (Log.isLoggable(TAG, Log.VERBOSE)) { |
| Slog.v(TAG, "Updating for new accounts..."); |
| } |
| SparseArray<AuthorityInfo> removing = new SparseArray<AuthorityInfo>(); |
| Iterator<AccountInfo> accIt = mAccounts.values().iterator(); |
| while (accIt.hasNext()) { |
| AccountInfo acc = accIt.next(); |
| if ((accounts == null) || ( |
| (acc.accountAndUser.userId == userId) |
| && !ArrayUtils.contains(accounts, acc.accountAndUser.account))) { |
| // This account no longer exists... |
| if (Log.isLoggable(TAG, Log.VERBOSE)) { |
| Slog.v(TAG, "Account removed: " + acc.accountAndUser); |
| } |
| for (AuthorityInfo auth : acc.authorities.values()) { |
| removing.put(auth.ident, auth); |
| } |
| accIt.remove(); |
| } |
| } |
| |
| // Clean out all data structures. |
| int i = removing.size(); |
| if (i > 0) { |
| while (i > 0) { |
| i--; |
| int ident = removing.keyAt(i); |
| AuthorityInfo auth = removing.valueAt(i); |
| if (mAuthorityRemovedListener != null) { |
| mAuthorityRemovedListener.onAuthorityRemoved(auth.target); |
| } |
| mAuthorities.remove(ident); |
| int j = mSyncStatus.size(); |
| while (j > 0) { |
| j--; |
| if (mSyncStatus.keyAt(j) == ident) { |
| mSyncStatus.remove(mSyncStatus.keyAt(j)); |
| } |
| } |
| j = mSyncHistory.size(); |
| while (j > 0) { |
| j--; |
| if (mSyncHistory.get(j).authorityId == ident) { |
| mSyncHistory.remove(j); |
| } |
| } |
| } |
| writeAccountInfoLocked(); |
| writeStatusLocked(); |
| writeStatisticsLocked(); |
| } |
| } |
| } |
| |
| /** |
| * Called when a sync is starting. Supply a valid ActiveSyncContext with information |
| * about the sync. |
| */ |
| public SyncInfo addActiveSync(SyncManager.ActiveSyncContext activeSyncContext) { |
| final SyncInfo syncInfo; |
| synchronized (mAuthorities) { |
| if (Log.isLoggable(TAG, Log.VERBOSE)) { |
| Slog.v(TAG, "setActiveSync: account=" |
| + " auth=" + activeSyncContext.mSyncOperation.target |
| + " src=" + activeSyncContext.mSyncOperation.syncSource |
| + " extras=" + activeSyncContext.mSyncOperation.extras); |
| } |
| final EndPoint info = activeSyncContext.mSyncOperation.target; |
| AuthorityInfo authorityInfo = getOrCreateAuthorityLocked( |
| info, |
| -1 /* assign a new identifier if creating a new target */, |
| true /* write to storage if this results in a change */); |
| syncInfo = new SyncInfo( |
| authorityInfo.ident, |
| authorityInfo.target.account, |
| authorityInfo.target.provider, |
| activeSyncContext.mStartTime); |
| getCurrentSyncs(authorityInfo.target.userId).add(syncInfo); |
| } |
| reportActiveChange(activeSyncContext.mSyncOperation.target.userId); |
| return syncInfo; |
| } |
| |
| /** |
| * Called to indicate that a previously active sync is no longer active. |
| */ |
| public void removeActiveSync(SyncInfo syncInfo, int userId) { |
| synchronized (mAuthorities) { |
| if (Log.isLoggable(TAG, Log.VERBOSE)) { |
| Slog.v(TAG, "removeActiveSync: account=" + syncInfo.account |
| + " user=" + userId |
| + " auth=" + syncInfo.authority); |
| } |
| getCurrentSyncs(userId).remove(syncInfo); |
| } |
| |
| reportActiveChange(userId); |
| } |
| |
| /** |
| * To allow others to send active change reports, to poke clients. |
| */ |
| public void reportActiveChange(int userId) { |
| reportChange(ContentResolver.SYNC_OBSERVER_TYPE_ACTIVE, userId); |
| } |
| |
| /** |
| * Note that sync has started for the given operation. |
| */ |
| public long insertStartSyncEvent(SyncOperation op, long now) { |
| long id; |
| synchronized (mAuthorities) { |
| if (Log.isLoggable(TAG, Log.VERBOSE)) { |
| Slog.v(TAG, "insertStartSyncEvent: " + op); |
| } |
| AuthorityInfo authority = getAuthorityLocked(op.target, "insertStartSyncEvent"); |
| if (authority == null) { |
| return -1; |
| } |
| SyncHistoryItem item = new SyncHistoryItem(); |
| item.initialization = op.isInitialization(); |
| item.authorityId = authority.ident; |
| item.historyId = mNextHistoryId++; |
| if (mNextHistoryId < 0) mNextHistoryId = 0; |
| item.eventTime = now; |
| item.source = op.syncSource; |
| item.reason = op.reason; |
| item.extras = op.extras; |
| item.event = EVENT_START; |
| item.syncExemptionFlag = op.syncExemptionFlag; |
| mSyncHistory.add(0, item); |
| while (mSyncHistory.size() > MAX_HISTORY) { |
| mSyncHistory.remove(mSyncHistory.size()-1); |
| } |
| id = item.historyId; |
| if (Log.isLoggable(TAG, Log.VERBOSE)) Slog.v(TAG, "returning historyId " + id); |
| } |
| |
| reportChange(ContentResolver.SYNC_OBSERVER_TYPE_STATUS, op.target.userId); |
| return id; |
| } |
| |
| public void stopSyncEvent(long historyId, long elapsedTime, String resultMessage, |
| long downstreamActivity, long upstreamActivity, int userId) { |
| synchronized (mAuthorities) { |
| if (Log.isLoggable(TAG, Log.VERBOSE)) { |
| Slog.v(TAG, "stopSyncEvent: historyId=" + historyId); |
| } |
| SyncHistoryItem item = null; |
| int i = mSyncHistory.size(); |
| while (i > 0) { |
| i--; |
| item = mSyncHistory.get(i); |
| if (item.historyId == historyId) { |
| break; |
| } |
| item = null; |
| } |
| |
| if (item == null) { |
| Slog.w(TAG, "stopSyncEvent: no history for id " + historyId); |
| return; |
| } |
| |
| item.elapsedTime = elapsedTime; |
| item.event = EVENT_STOP; |
| item.mesg = resultMessage; |
| item.downstreamActivity = downstreamActivity; |
| item.upstreamActivity = upstreamActivity; |
| |
| SyncStatusInfo status = getOrCreateSyncStatusLocked(item.authorityId); |
| |
| status.maybeResetTodayStats(isClockValid(), /*force=*/ false); |
| |
| status.totalStats.numSyncs++; |
| status.todayStats.numSyncs++; |
| status.totalStats.totalElapsedTime += elapsedTime; |
| status.todayStats.totalElapsedTime += elapsedTime; |
| switch (item.source) { |
| case SOURCE_LOCAL: |
| status.totalStats.numSourceLocal++; |
| status.todayStats.numSourceLocal++; |
| break; |
| case SOURCE_POLL: |
| status.totalStats.numSourcePoll++; |
| status.todayStats.numSourcePoll++; |
| break; |
| case SOURCE_USER: |
| status.totalStats.numSourceUser++; |
| status.todayStats.numSourceUser++; |
| break; |
| case SOURCE_OTHER: |
| status.totalStats.numSourceOther++; |
| status.todayStats.numSourceOther++; |
| break; |
| case SOURCE_PERIODIC: |
| status.totalStats.numSourcePeriodic++; |
| status.todayStats.numSourcePeriodic++; |
| break; |
| case SOURCE_FEED: |
| status.totalStats.numSourceFeed++; |
| status.todayStats.numSourceFeed++; |
| break; |
| } |
| |
| boolean writeStatisticsNow = false; |
| int day = getCurrentDayLocked(); |
| if (mDayStats[0] == null) { |
| mDayStats[0] = new DayStats(day); |
| } else if (day != mDayStats[0].day) { |
| System.arraycopy(mDayStats, 0, mDayStats, 1, mDayStats.length-1); |
| mDayStats[0] = new DayStats(day); |
| writeStatisticsNow = true; |
| } else if (mDayStats[0] == null) { |
| } |
| final DayStats ds = mDayStats[0]; |
| |
| final long lastSyncTime = (item.eventTime + elapsedTime); |
| boolean writeStatusNow = false; |
| if (MESG_SUCCESS.equals(resultMessage)) { |
| // - if successful, update the successful columns |
| if (status.lastSuccessTime == 0 || status.lastFailureTime != 0) { |
| writeStatusNow = true; |
| } |
| status.setLastSuccess(item.source, lastSyncTime); |
| ds.successCount++; |
| ds.successTime += elapsedTime; |
| } else if (!MESG_CANCELED.equals(resultMessage)) { |
| if (status.lastFailureTime == 0) { |
| writeStatusNow = true; |
| } |
| status.totalStats.numFailures++; |
| status.todayStats.numFailures++; |
| |
| status.setLastFailure(item.source, lastSyncTime, resultMessage); |
| |
| ds.failureCount++; |
| ds.failureTime += elapsedTime; |
| } else { |
| // Cancel |
| status.totalStats.numCancels++; |
| status.todayStats.numCancels++; |
| writeStatusNow = true; |
| } |
| final StringBuilder event = new StringBuilder(); |
| event.append("" + resultMessage + " Source=" + SyncStorageEngine.SOURCES[item.source] |
| + " Elapsed="); |
| SyncManager.formatDurationHMS(event, elapsedTime); |
| event.append(" Reason="); |
| event.append(SyncOperation.reasonToString(null, item.reason)); |
| if (item.syncExemptionFlag != ContentResolver.SYNC_EXEMPTION_NONE) { |
| event.append(" Exemption="); |
| switch (item.syncExemptionFlag) { |
| case ContentResolver.SYNC_EXEMPTION_PROMOTE_BUCKET: |
| event.append("fg"); |
| break; |
| case ContentResolver.SYNC_EXEMPTION_PROMOTE_BUCKET_WITH_TEMP: |
| event.append("top"); |
| break; |
| default: |
| event.append(item.syncExemptionFlag); |
| break; |
| } |
| } |
| event.append(" Extras="); |
| SyncOperation.extrasToStringBuilder(item.extras, event); |
| |
| status.addEvent(event.toString()); |
| |
| if (writeStatusNow) { |
| writeStatusLocked(); |
| } else if (!mHandler.hasMessages(MSG_WRITE_STATUS)) { |
| mHandler.sendMessageDelayed(mHandler.obtainMessage(MSG_WRITE_STATUS), |
| WRITE_STATUS_DELAY); |
| } |
| if (writeStatisticsNow) { |
| writeStatisticsLocked(); |
| } else if (!mHandler.hasMessages(MSG_WRITE_STATISTICS)) { |
| mHandler.sendMessageDelayed(mHandler.obtainMessage(MSG_WRITE_STATISTICS), |
| WRITE_STATISTICS_DELAY); |
| } |
| } |
| |
| reportChange(ContentResolver.SYNC_OBSERVER_TYPE_STATUS, userId); |
| } |
| |
| /** |
| * Return a list of the currently active syncs. Note that the returned |
| * items are the real, live active sync objects, so be careful what you do |
| * with it. |
| */ |
| private List<SyncInfo> getCurrentSyncs(int userId) { |
| synchronized (mAuthorities) { |
| return getCurrentSyncsLocked(userId); |
| } |
| } |
| |
| /** |
| * @param userId Id of user to return current sync info. |
| * @param canAccessAccounts Determines whether to redact Account information from the result. |
| * @return a copy of the current syncs data structure. Will not return null. |
| */ |
| public List<SyncInfo> getCurrentSyncsCopy(int userId, boolean canAccessAccounts) { |
| synchronized (mAuthorities) { |
| final List<SyncInfo> syncs = getCurrentSyncsLocked(userId); |
| final List<SyncInfo> syncsCopy = new ArrayList<SyncInfo>(); |
| for (SyncInfo sync : syncs) { |
| SyncInfo copy; |
| if (!canAccessAccounts) { |
| copy = SyncInfo.createAccountRedacted( |
| sync.authorityId, sync.authority, sync.startTime); |
| } else { |
| copy = new SyncInfo(sync); |
| } |
| syncsCopy.add(copy); |
| } |
| return syncsCopy; |
| } |
| } |
| |
| private List<SyncInfo> getCurrentSyncsLocked(int userId) { |
| ArrayList<SyncInfo> syncs = mCurrentSyncs.get(userId); |
| if (syncs == null) { |
| syncs = new ArrayList<SyncInfo>(); |
| mCurrentSyncs.put(userId, syncs); |
| } |
| return syncs; |
| } |
| |
| /** |
| * Return a copy of the specified target with the corresponding sync status |
| */ |
| public Pair<AuthorityInfo, SyncStatusInfo> getCopyOfAuthorityWithSyncStatus(EndPoint info) { |
| synchronized (mAuthorities) { |
| AuthorityInfo authorityInfo = getOrCreateAuthorityLocked(info, |
| -1 /* assign a new identifier if creating a new target */, |
| true /* write to storage if this results in a change */); |
| return createCopyPairOfAuthorityWithSyncStatusLocked(authorityInfo); |
| } |
| } |
| |
| /** |
| * Returns the status that matches the target. |
| * |
| * @param info the endpoint target we are querying status info for. |
| * @return the SyncStatusInfo for the endpoint. |
| */ |
| public SyncStatusInfo getStatusByAuthority(EndPoint info) { |
| if (info.account == null || info.provider == null) { |
| return null; |
| } |
| synchronized (mAuthorities) { |
| final int N = mSyncStatus.size(); |
| for (int i = 0; i < N; i++) { |
| SyncStatusInfo cur = mSyncStatus.valueAt(i); |
| AuthorityInfo ainfo = mAuthorities.get(cur.authorityId); |
| if (ainfo != null |
| && ainfo.target.matchesSpec(info)) { |
| return cur; |
| } |
| } |
| return null; |
| } |
| } |
| |
| /** Return true if the pending status is true of any matching authorities. */ |
| public boolean isSyncPending(EndPoint info) { |
| synchronized (mAuthorities) { |
| final int N = mSyncStatus.size(); |
| for (int i = 0; i < N; i++) { |
| SyncStatusInfo cur = mSyncStatus.valueAt(i); |
| AuthorityInfo ainfo = mAuthorities.get(cur.authorityId); |
| if (ainfo == null) { |
| continue; |
| } |
| if (!ainfo.target.matchesSpec(info)) { |
| continue; |
| } |
| if (cur.pending) { |
| return true; |
| } |
| } |
| return false; |
| } |
| } |
| |
| /** |
| * Return an array of the current sync status for all authorities. Note |
| * that the objects inside the array are the real, live status objects, |
| * so be careful what you do with them. |
| */ |
| public ArrayList<SyncHistoryItem> getSyncHistory() { |
| synchronized (mAuthorities) { |
| final int N = mSyncHistory.size(); |
| ArrayList<SyncHistoryItem> items = new ArrayList<SyncHistoryItem>(N); |
| for (int i=0; i<N; i++) { |
| items.add(mSyncHistory.get(i)); |
| } |
| return items; |
| } |
| } |
| |
| /** |
| * Return an array of the current per-day statistics. Note |
| * that the objects inside the array are the real, live status objects, |
| * so be careful what you do with them. |
| */ |
| public DayStats[] getDayStatistics() { |
| synchronized (mAuthorities) { |
| DayStats[] ds = new DayStats[mDayStats.length]; |
| System.arraycopy(mDayStats, 0, ds, 0, ds.length); |
| return ds; |
| } |
| } |
| |
| private Pair<AuthorityInfo, SyncStatusInfo> createCopyPairOfAuthorityWithSyncStatusLocked( |
| AuthorityInfo authorityInfo) { |
| SyncStatusInfo syncStatusInfo = getOrCreateSyncStatusLocked(authorityInfo.ident); |
| return Pair.create(new AuthorityInfo(authorityInfo), new SyncStatusInfo(syncStatusInfo)); |
| } |
| |
| private int getCurrentDayLocked() { |
| mCal.setTimeInMillis(System.currentTimeMillis()); |
| final int dayOfYear = mCal.get(Calendar.DAY_OF_YEAR); |
| if (mYear != mCal.get(Calendar.YEAR)) { |
| mYear = mCal.get(Calendar.YEAR); |
| mCal.clear(); |
| mCal.set(Calendar.YEAR, mYear); |
| mYearInDays = (int)(mCal.getTimeInMillis()/86400000); |
| } |
| return dayOfYear + mYearInDays; |
| } |
| |
| /** |
| * Retrieve a target's full info, returning null if one does not exist. |
| * |
| * @param info info of the target to look up. |
| * @param tag If non-null, this will be used in a log message if the |
| * requested target does not exist. |
| */ |
| private AuthorityInfo getAuthorityLocked(EndPoint info, String tag) { |
| AccountAndUser au = new AccountAndUser(info.account, info.userId); |
| AccountInfo accountInfo = mAccounts.get(au); |
| if (accountInfo == null) { |
| if (tag != null) { |
| if (Log.isLoggable(TAG, Log.VERBOSE)) { |
| Slog.v(TAG, tag + ": unknown account " + au); |
| } |
| } |
| return null; |
| } |
| AuthorityInfo authority = accountInfo.authorities.get(info.provider); |
| if (authority == null) { |
| if (tag != null) { |
| if (Log.isLoggable(TAG, Log.VERBOSE)) { |
| Slog.v(TAG, tag + ": unknown provider " + info.provider); |
| } |
| } |
| return null; |
| } |
| return authority; |
| } |
| |
| /** |
| * @param info info identifying target. |
| * @param ident unique identifier for target. -1 for none. |
| * @param doWrite if true, update the accounts.xml file on the disk. |
| * @return the authority that corresponds to the provided sync target, creating it if none |
| * exists. |
| */ |
| private AuthorityInfo getOrCreateAuthorityLocked(EndPoint info, int ident, boolean doWrite) { |
| AuthorityInfo authority = null; |
| AccountAndUser au = new AccountAndUser(info.account, info.userId); |
| AccountInfo account = mAccounts.get(au); |
| if (account == null) { |
| account = new AccountInfo(au); |
| mAccounts.put(au, account); |
| } |
| authority = account.authorities.get(info.provider); |
| if (authority == null) { |
| authority = createAuthorityLocked(info, ident, doWrite); |
| account.authorities.put(info.provider, authority); |
| } |
| return authority; |
| } |
| |
| private AuthorityInfo createAuthorityLocked(EndPoint info, int ident, boolean doWrite) { |
| AuthorityInfo authority; |
| if (ident < 0) { |
| ident = mNextAuthorityId; |
| mNextAuthorityId++; |
| doWrite = true; |
| } |
| if (Log.isLoggable(TAG, Log.VERBOSE)) { |
| Slog.v(TAG, "created a new AuthorityInfo for " + info); |
| } |
| authority = new AuthorityInfo(info, ident); |
| mAuthorities.put(ident, authority); |
| if (doWrite) { |
| writeAccountInfoLocked(); |
| } |
| return authority; |
| } |
| |
| public void removeAuthority(EndPoint info) { |
| synchronized (mAuthorities) { |
| removeAuthorityLocked(info.account, info.userId, info.provider, true /* doWrite */); |
| } |
| } |
| |
| |
| /** |
| * Remove an authority associated with a provider. Needs to be a standalone function for |
| * backward compatibility. |
| */ |
| private void removeAuthorityLocked(Account account, int userId, String authorityName, |
| boolean doWrite) { |
| AccountInfo accountInfo = mAccounts.get(new AccountAndUser(account, userId)); |
| if (accountInfo != null) { |
| final AuthorityInfo authorityInfo = accountInfo.authorities.remove(authorityName); |
| if (authorityInfo != null) { |
| if (mAuthorityRemovedListener != null) { |
| mAuthorityRemovedListener.onAuthorityRemoved(authorityInfo.target); |
| } |
| mAuthorities.remove(authorityInfo.ident); |
| if (doWrite) { |
| writeAccountInfoLocked(); |
| } |
| } |
| } |
| } |
| |
| private SyncStatusInfo getOrCreateSyncStatusLocked(int authorityId) { |
| SyncStatusInfo status = mSyncStatus.get(authorityId); |
| if (status == null) { |
| status = new SyncStatusInfo(authorityId); |
| mSyncStatus.put(authorityId, status); |
| } |
| return status; |
| } |
| |
| public void writeAllState() { |
| synchronized (mAuthorities) { |
| // Account info is always written so no need to do it here. |
| writeStatusLocked(); |
| writeStatisticsLocked(); |
| } |
| } |
| |
| public boolean shouldGrantSyncAdaptersAccountAccess() { |
| return mGrantSyncAdaptersAccountAccess; |
| } |
| |
| /** |
| * public for testing |
| */ |
| public void clearAndReadState() { |
| synchronized (mAuthorities) { |
| mAuthorities.clear(); |
| mAccounts.clear(); |
| mServices.clear(); |
| mSyncStatus.clear(); |
| mSyncHistory.clear(); |
| |
| readAccountInfoLocked(); |
| readStatusLocked(); |
| readStatisticsLocked(); |
| writeAccountInfoLocked(); |
| writeStatusLocked(); |
| writeStatisticsLocked(); |
| } |
| } |
| |
| /** |
| * Read all account information back in to the initial engine state. |
| */ |
| private void readAccountInfoLocked() { |
| int highestAuthorityId = -1; |
| FileInputStream fis = null; |
| try { |
| fis = mAccountInfoFile.openRead(); |
| if (Log.isLoggable(TAG_FILE, Log.VERBOSE)) { |
| Slog.v(TAG_FILE, "Reading " + mAccountInfoFile.getBaseFile()); |
| } |
| XmlPullParser parser = Xml.newPullParser(); |
| parser.setInput(fis, StandardCharsets.UTF_8.name()); |
| int eventType = parser.getEventType(); |
| while (eventType != XmlPullParser.START_TAG && |
| eventType != XmlPullParser.END_DOCUMENT) { |
| eventType = parser.next(); |
| } |
| if (eventType == XmlPullParser.END_DOCUMENT) { |
| Slog.i(TAG, "No initial accounts"); |
| return; |
| } |
| |
| String tagName = parser.getName(); |
| if ("accounts".equals(tagName)) { |
| String listen = parser.getAttributeValue(null, XML_ATTR_LISTEN_FOR_TICKLES); |
| String versionString = parser.getAttributeValue(null, "version"); |
| int version; |
| try { |
| version = (versionString == null) ? 0 : Integer.parseInt(versionString); |
| } catch (NumberFormatException e) { |
| version = 0; |
| } |
| |
| if (version < 3) { |
| mGrantSyncAdaptersAccountAccess = true; |
| } |
| |
| String nextIdString = parser.getAttributeValue(null, XML_ATTR_NEXT_AUTHORITY_ID); |
| try { |
| int id = (nextIdString == null) ? 0 : Integer.parseInt(nextIdString); |
| mNextAuthorityId = Math.max(mNextAuthorityId, id); |
| } catch (NumberFormatException e) { |
| // don't care |
| } |
| String offsetString = parser.getAttributeValue(null, XML_ATTR_SYNC_RANDOM_OFFSET); |
| try { |
| mSyncRandomOffset = (offsetString == null) ? 0 : Integer.parseInt(offsetString); |
| } catch (NumberFormatException e) { |
| mSyncRandomOffset = 0; |
| } |
| if (mSyncRandomOffset == 0) { |
| Random random = new Random(System.currentTimeMillis()); |
| mSyncRandomOffset = random.nextInt(86400); |
| } |
| mMasterSyncAutomatically.put(0, listen == null || Boolean.parseBoolean(listen)); |
| eventType = parser.next(); |
| AuthorityInfo authority = null; |
| PeriodicSync periodicSync = null; |
| AccountAuthorityValidator validator = new AccountAuthorityValidator(mContext); |
| do { |
| if (eventType == XmlPullParser.START_TAG) { |
| tagName = parser.getName(); |
| if (parser.getDepth() == 2) { |
| if ("authority".equals(tagName)) { |
| authority = parseAuthority(parser, version, validator); |
| periodicSync = null; |
| if (authority != null) { |
| if (authority.ident > highestAuthorityId) { |
| highestAuthorityId = authority.ident; |
| } |
| } else { |
| EventLog.writeEvent(0x534e4554, "26513719", -1, |
| "Malformed authority"); |
| } |
| } else if (XML_TAG_LISTEN_FOR_TICKLES.equals(tagName)) { |
| parseListenForTickles(parser); |
| } |
| } else if (parser.getDepth() == 3) { |
| if ("periodicSync".equals(tagName) && authority != null) { |
| periodicSync = parsePeriodicSync(parser, authority); |
| } |
| } else if (parser.getDepth() == 4 && periodicSync != null) { |
| if ("extra".equals(tagName)) { |
| parseExtra(parser, periodicSync.extras); |
| } |
| } |
| } |
| eventType = parser.next(); |
| } while (eventType != XmlPullParser.END_DOCUMENT); |
| } |
| } catch (XmlPullParserException e) { |
| Slog.w(TAG, "Error reading accounts", e); |
| return; |
| } catch (java.io.IOException e) { |
| if (fis == null) Slog.i(TAG, "No initial accounts"); |
| else Slog.w(TAG, "Error reading accounts", e); |
| return; |
| } finally { |
| mNextAuthorityId = Math.max(highestAuthorityId + 1, mNextAuthorityId); |
| if (fis != null) { |
| try { |
| fis.close(); |
| } catch (java.io.IOException e1) { |
| } |
| } |
| } |
| |
| maybeMigrateSettingsForRenamedAuthorities(); |
| } |
| |
| /** |
| * Ensure the old pending.bin is deleted, as it has been changed to pending.xml. |
| * pending.xml was used starting in KLP. |
| * @param syncDir directory where the sync files are located. |
| */ |
| private void maybeDeleteLegacyPendingInfoLocked(File syncDir) { |
| File file = new File(syncDir, "pending.bin"); |
| if (!file.exists()) { |
| return; |
| } else { |
| file.delete(); |
| } |
| } |
| |
| /** |
| * some authority names have changed. copy over their settings and delete the old ones |
| * @return true if a change was made |
| */ |
| private boolean maybeMigrateSettingsForRenamedAuthorities() { |
| boolean writeNeeded = false; |
| |
| ArrayList<AuthorityInfo> authoritiesToRemove = new ArrayList<AuthorityInfo>(); |
| final int N = mAuthorities.size(); |
| for (int i = 0; i < N; i++) { |
| AuthorityInfo authority = mAuthorities.valueAt(i); |
| // skip this authority if it isn't one of the renamed ones |
| final String newAuthorityName = sAuthorityRenames.get(authority.target.provider); |
| if (newAuthorityName == null) { |
| continue; |
| } |
| |
| // remember this authority so we can remove it later. we can't remove it |
| // now without messing up this loop iteration |
| authoritiesToRemove.add(authority); |
| |
| // this authority isn't enabled, no need to copy it to the new authority name since |
| // the default is "disabled" |
| if (!authority.enabled) { |
| continue; |
| } |
| |
| // if we already have a record of this new authority then don't copy over the settings |
| EndPoint newInfo = |
| new EndPoint(authority.target.account, |
| newAuthorityName, |
| authority.target.userId); |
| if (getAuthorityLocked(newInfo, "cleanup") != null) { |
| continue; |
| } |
| |
| AuthorityInfo newAuthority = |
| getOrCreateAuthorityLocked(newInfo, -1 /* ident */, false /* doWrite */); |
| newAuthority.enabled = true; |
| writeNeeded = true; |
| } |
| |
| for (AuthorityInfo authorityInfo : authoritiesToRemove) { |
| removeAuthorityLocked( |
| authorityInfo.target.account, |
| authorityInfo.target.userId, |
| authorityInfo.target.provider, |
| false /* doWrite */); |
| writeNeeded = true; |
| } |
| |
| return writeNeeded; |
| } |
| |
| private void parseListenForTickles(XmlPullParser parser) { |
| String user = parser.getAttributeValue(null, XML_ATTR_USER); |
| int userId = 0; |
| try { |
| userId = Integer.parseInt(user); |
| } catch (NumberFormatException e) { |
| Slog.e(TAG, "error parsing the user for listen-for-tickles", e); |
| } catch (NullPointerException e) { |
| Slog.e(TAG, "the user in listen-for-tickles is null", e); |
| } |
| String enabled = parser.getAttributeValue(null, XML_ATTR_ENABLED); |
| boolean listen = enabled == null || Boolean.parseBoolean(enabled); |
| mMasterSyncAutomatically.put(userId, listen); |
| } |
| |
| private AuthorityInfo parseAuthority(XmlPullParser parser, int version, |
| AccountAuthorityValidator validator) { |
| AuthorityInfo authority = null; |
| int id = -1; |
| try { |
| id = Integer.parseInt(parser.getAttributeValue(null, "id")); |
| } catch (NumberFormatException e) { |
| Slog.e(TAG, "error parsing the id of the authority", e); |
| } catch (NullPointerException e) { |
| Slog.e(TAG, "the id of the authority is null", e); |
| } |
| if (id >= 0) { |
| String authorityName = parser.getAttributeValue(null, "authority"); |
| String enabled = parser.getAttributeValue(null, XML_ATTR_ENABLED); |
| String syncable = parser.getAttributeValue(null, "syncable"); |
| String accountName = parser.getAttributeValue(null, "account"); |
| String accountType = parser.getAttributeValue(null, "type"); |
| String user = parser.getAttributeValue(null, XML_ATTR_USER); |
| String packageName = parser.getAttributeValue(null, "package"); |
| String className = parser.getAttributeValue(null, "class"); |
| int userId = user == null ? 0 : Integer.parseInt(user); |
| if (accountType == null && packageName == null) { |
| accountType = "com.google"; |
| syncable = String.valueOf(AuthorityInfo.NOT_INITIALIZED); |
| } |
| authority = mAuthorities.get(id); |
| if (Log.isLoggable(TAG_FILE, Log.VERBOSE)) { |
| Slog.v(TAG_FILE, "Adding authority:" |
| + " account=" + accountName |
| + " accountType=" + accountType |
| + " auth=" + authorityName |
| + " package=" + packageName |
| + " class=" + className |
| + " user=" + userId |
| + " enabled=" + enabled |
| + " syncable=" + syncable); |
| } |
| if (authority == null) { |
| if (Log.isLoggable(TAG_FILE, Log.VERBOSE)) { |
| Slog.v(TAG_FILE, "Creating authority entry"); |
| } |
| if (accountName != null && authorityName != null) { |
| EndPoint info = new EndPoint( |
| new Account(accountName, accountType), |
| authorityName, userId); |
| if (validator.isAccountValid(info.account, userId) |
| && validator.isAuthorityValid(authorityName, userId)) { |
| authority = getOrCreateAuthorityLocked(info, id, false); |
| // If the version is 0 then we are upgrading from a file format that did not |
| // know about periodic syncs. In that case don't clear the list since we |
| // want the default, which is a daily periodic sync. |
| // Otherwise clear out this default list since we will populate it later |
| // with |
| // the periodic sync descriptions that are read from the configuration file. |
| if (version > 0) { |
| authority.periodicSyncs.clear(); |
| } |
| } else { |
| EventLog.writeEvent(0x534e4554, "35028827", -1, |
| "account:" + info.account + " provider:" + authorityName + " user:" |
| + userId); |
| } |
| } |
| } |
| if (authority != null) { |
| authority.enabled = enabled == null || Boolean.parseBoolean(enabled); |
| try { |
| authority.syncable = (syncable == null) ? |
| AuthorityInfo.NOT_INITIALIZED : Integer.parseInt(syncable); |
| } catch (NumberFormatException e) { |
| // On L we stored this as {"unknown", "true", "false"} so fall back to this |
| // format. |
| if ("unknown".equals(syncable)) { |
| authority.syncable = AuthorityInfo.NOT_INITIALIZED; |
| } else { |
| authority.syncable = Boolean.parseBoolean(syncable) ? |
| AuthorityInfo.SYNCABLE : AuthorityInfo.NOT_SYNCABLE; |
| } |
| |
| } |
| } else { |
| Slog.w(TAG, "Failure adding authority:" |
| + " auth=" + authorityName |
| + " enabled=" + enabled |
| + " syncable=" + syncable); |
| } |
| } |
| return authority; |
| } |
| |
| /** |
| * Parse a periodic sync from accounts.xml. Sets the bundle to be empty. |
| */ |
| private PeriodicSync parsePeriodicSync(XmlPullParser parser, AuthorityInfo authorityInfo) { |
| Bundle extras = new Bundle(); // Gets filled in later. |
| String periodValue = parser.getAttributeValue(null, "period"); |
| String flexValue = parser.getAttributeValue(null, "flex"); |
| final long period; |
| long flextime; |
| try { |
| period = Long.parseLong(periodValue); |
| } catch (NumberFormatException e) { |
| Slog.e(TAG, "error parsing the period of a periodic sync", e); |
| return null; |
| } catch (NullPointerException e) { |
| Slog.e(TAG, "the period of a periodic sync is null", e); |
| return null; |
| } |
| try { |
| flextime = Long.parseLong(flexValue); |
| } catch (NumberFormatException e) { |
| flextime = calculateDefaultFlexTime(period); |
| Slog.e(TAG, "Error formatting value parsed for periodic sync flex: " + flexValue |
| + ", using default: " |
| + flextime); |
| } catch (NullPointerException expected) { |
| flextime = calculateDefaultFlexTime(period); |
| Slog.d(TAG, "No flex time specified for this sync, using a default. period: " |
| + period + " flex: " + flextime); |
| } |
| PeriodicSync periodicSync; |
| periodicSync = |
| new PeriodicSync(authorityInfo.target.account, |
| authorityInfo.target.provider, |
| extras, |
| period, flextime); |
| authorityInfo.periodicSyncs.add(periodicSync); |
| return periodicSync; |
| } |
| |
| private void parseExtra(XmlPullParser parser, Bundle extras) { |
| String name = parser.getAttributeValue(null, "name"); |
| String type = parser.getAttributeValue(null, "type"); |
| String value1 = parser.getAttributeValue(null, "value1"); |
| String value2 = parser.getAttributeValue(null, "value2"); |
| |
| try { |
| if ("long".equals(type)) { |
| extras.putLong(name, Long.parseLong(value1)); |
| } else if ("integer".equals(type)) { |
| extras.putInt(name, Integer.parseInt(value1)); |
| } else if ("double".equals(type)) { |
| extras.putDouble(name, Double.parseDouble(value1)); |
| } else if ("float".equals(type)) { |
| extras.putFloat(name, Float.parseFloat(value1)); |
| } else if ("boolean".equals(type)) { |
| extras.putBoolean(name, Boolean.parseBoolean(value1)); |
| } else if ("string".equals(type)) { |
| extras.putString(name, value1); |
| } else if ("account".equals(type)) { |
| extras.putParcelable(name, new Account(value1, value2)); |
| } |
| } catch (NumberFormatException e) { |
| Slog.e(TAG, "error parsing bundle value", e); |
| } catch (NullPointerException e) { |
| Slog.e(TAG, "error parsing bundle value", e); |
| } |
| } |
| |
| /** |
| * Write all account information to the account file. |
| */ |
| private void writeAccountInfoLocked() { |
| if (Log.isLoggable(TAG_FILE, Log.VERBOSE)) { |
| Slog.v(TAG_FILE, "Writing new " + mAccountInfoFile.getBaseFile()); |
| } |
| FileOutputStream fos = null; |
| |
| try { |
| fos = mAccountInfoFile.startWrite(); |
| XmlSerializer out = new FastXmlSerializer(); |
| out.setOutput(fos, StandardCharsets.UTF_8.name()); |
| out.startDocument(null, true); |
| out.setFeature("http://xmlpull.org/v1/doc/features.html#indent-output", true); |
| |
| out.startTag(null, "accounts"); |
| out.attribute(null, "version", Integer.toString(ACCOUNTS_VERSION)); |
| out.attribute(null, XML_ATTR_NEXT_AUTHORITY_ID, Integer.toString(mNextAuthorityId)); |
| out.attribute(null, XML_ATTR_SYNC_RANDOM_OFFSET, Integer.toString(mSyncRandomOffset)); |
| |
| // Write the Sync Automatically flags for each user |
| final int M = mMasterSyncAutomatically.size(); |
| for (int m = 0; m < M; m++) { |
| int userId = mMasterSyncAutomatically.keyAt(m); |
| Boolean listen = mMasterSyncAutomatically.valueAt(m); |
| out.startTag(null, XML_TAG_LISTEN_FOR_TICKLES); |
| out.attribute(null, XML_ATTR_USER, Integer.toString(userId)); |
| out.attribute(null, XML_ATTR_ENABLED, Boolean.toString(listen)); |
| out.endTag(null, XML_TAG_LISTEN_FOR_TICKLES); |
| } |
| |
| final int N = mAuthorities.size(); |
| for (int i = 0; i < N; i++) { |
| AuthorityInfo authority = mAuthorities.valueAt(i); |
| EndPoint info = authority.target; |
| out.startTag(null, "authority"); |
| out.attribute(null, "id", Integer.toString(authority.ident)); |
| out.attribute(null, XML_ATTR_USER, Integer.toString(info.userId)); |
| out.attribute(null, XML_ATTR_ENABLED, Boolean.toString(authority.enabled)); |
| out.attribute(null, "account", info.account.name); |
| out.attribute(null, "type", info.account.type); |
| out.attribute(null, "authority", info.provider); |
| out.attribute(null, "syncable", Integer.toString(authority.syncable)); |
| out.endTag(null, "authority"); |
| } |
| out.endTag(null, "accounts"); |
| out.endDocument(); |
| mAccountInfoFile.finishWrite(fos); |
| } catch (java.io.IOException e1) { |
| Slog.w(TAG, "Error writing accounts", e1); |
| if (fos != null) { |
| mAccountInfoFile.failWrite(fos); |
| } |
| } |
| } |
| |
| public static final int STATUS_FILE_END = 0; |
| public static final int STATUS_FILE_ITEM = 100; |
| |
| /** |
| * Read all sync status back in to the initial engine state. |
| */ |
| private void readStatusLocked() { |
| if (Log.isLoggable(TAG_FILE, Log.VERBOSE)) { |
| Slog.v(TAG_FILE, "Reading " + mStatusFile.getBaseFile()); |
| } |
| try { |
| byte[] data = mStatusFile.readFully(); |
| Parcel in = Parcel.obtain(); |
| in.unmarshall(data, 0, data.length); |
| in.setDataPosition(0); |
| int token; |
| while ((token=in.readInt()) != STATUS_FILE_END) { |
| if (token == STATUS_FILE_ITEM) { |
| SyncStatusInfo status = new SyncStatusInfo(in); |
| if (mAuthorities.indexOfKey(status.authorityId) >= 0) { |
| status.pending = false; |
| if (Log.isLoggable(TAG_FILE, Log.VERBOSE)) { |
| Slog.v(TAG_FILE, "Adding status for id " + status.authorityId); |
| } |
| mSyncStatus.put(status.authorityId, status); |
| } |
| } else { |
| // Ooops. |
| Slog.w(TAG, "Unknown status token: " + token); |
| break; |
| } |
| } |
| } catch (java.io.IOException e) { |
| Slog.i(TAG, "No initial status"); |
| } |
| } |
| |
| /** |
| * Write all sync status to the sync status file. |
| */ |
| private void writeStatusLocked() { |
| if (Log.isLoggable(TAG_FILE, Log.VERBOSE)) { |
| Slog.v(TAG_FILE, "Writing new " + mStatusFile.getBaseFile()); |
| } |
| |
| // The file is being written, so we don't need to have a scheduled |
| // write until the next change. |
| mHandler.removeMessages(MSG_WRITE_STATUS); |
| |
| FileOutputStream fos = null; |
| try { |
| fos = mStatusFile.startWrite(); |
| Parcel out = Parcel.obtain(); |
| final int N = mSyncStatus.size(); |
| for (int i=0; i<N; i++) { |
| SyncStatusInfo status = mSyncStatus.valueAt(i); |
| out.writeInt(STATUS_FILE_ITEM); |
| status.writeToParcel(out, 0); |
| } |
| out.writeInt(STATUS_FILE_END); |
| fos.write(out.marshall()); |
| out.recycle(); |
| |
| mStatusFile.finishWrite(fos); |
| } catch (java.io.IOException e1) { |
| Slog.w(TAG, "Error writing status", e1); |
| if (fos != null) { |
| mStatusFile.failWrite(fos); |
| } |
| } |
| } |
| |
| private void requestSync(AuthorityInfo authorityInfo, int reason, Bundle extras, |
| @SyncExemption int syncExemptionFlag, int callingUid, int callingPid) { |
| if (android.os.Process.myUid() == android.os.Process.SYSTEM_UID |
| && mSyncRequestListener != null) { |
| mSyncRequestListener.onSyncRequest(authorityInfo.target, reason, extras, |
| syncExemptionFlag, callingUid, callingPid); |
| } else { |
| SyncRequest.Builder req = |
| new SyncRequest.Builder() |
| .syncOnce() |
| .setExtras(extras); |
| req.setSyncAdapter(authorityInfo.target.account, authorityInfo.target.provider); |
| ContentResolver.requestSync(req.build()); |
| } |
| } |
| |
| private void requestSync(Account account, int userId, int reason, String authority, |
| Bundle extras, @SyncExemption int syncExemptionFlag, int callingUid, int callingPid) { |
| // If this is happening in the system process, then call the syncrequest listener |
| // to make a request back to the SyncManager directly. |
| // If this is probably a test instance, then call back through the ContentResolver |
| // which will know which userId to apply based on the Binder id. |
| if (android.os.Process.myUid() == android.os.Process.SYSTEM_UID |
| && mSyncRequestListener != null) { |
| mSyncRequestListener.onSyncRequest( |
| new EndPoint(account, authority, userId), |
| reason, extras, syncExemptionFlag, callingUid, callingPid); |
| } else { |
| ContentResolver.requestSync(account, authority, extras); |
| } |
| } |
| |
| public static final int STATISTICS_FILE_END = 0; |
| public static final int STATISTICS_FILE_ITEM_OLD = 100; |
| public static final int STATISTICS_FILE_ITEM = 101; |
| |
| /** |
| * Read all sync statistics back in to the initial engine state. |
| */ |
| private void readStatisticsLocked() { |
| try { |
| byte[] data = mStatisticsFile.readFully(); |
| Parcel in = Parcel.obtain(); |
| in.unmarshall(data, 0, data.length); |
| in.setDataPosition(0); |
| int token; |
| int index = 0; |
| while ((token=in.readInt()) != STATISTICS_FILE_END) { |
| if (token == STATISTICS_FILE_ITEM |
| || token == STATISTICS_FILE_ITEM_OLD) { |
| int day = in.readInt(); |
| if (token == STATISTICS_FILE_ITEM_OLD) { |
| day = day - 2009 + 14245; // Magic! |
| } |
| DayStats ds = new DayStats(day); |
| ds.successCount = in.readInt(); |
| ds.successTime = in.readLong(); |
| ds.failureCount = in.readInt(); |
| ds.failureTime = in.readLong(); |
| if (index < mDayStats.length) { |
| mDayStats[index] = ds; |
| index++; |
| } |
| } else { |
| // Ooops. |
| Slog.w(TAG, "Unknown stats token: " + token); |
| break; |
| } |
| } |
| } catch (java.io.IOException e) { |
| Slog.i(TAG, "No initial statistics"); |
| } |
| } |
| |
| /** |
| * Write all sync statistics to the sync status file. |
| */ |
| private void writeStatisticsLocked() { |
| if (Log.isLoggable(TAG_FILE, Log.VERBOSE)) { |
| Slog.v(TAG, "Writing new " + mStatisticsFile.getBaseFile()); |
| } |
| |
| // The file is being written, so we don't need to have a scheduled |
| // write until the next change. |
| mHandler.removeMessages(MSG_WRITE_STATISTICS); |
| |
| FileOutputStream fos = null; |
| try { |
| fos = mStatisticsFile.startWrite(); |
| Parcel out = Parcel.obtain(); |
| final int N = mDayStats.length; |
| for (int i=0; i<N; i++) { |
| DayStats ds = mDayStats[i]; |
| if (ds == null) { |
| break; |
| } |
| out.writeInt(STATISTICS_FILE_ITEM); |
| out.writeInt(ds.day); |
| out.writeInt(ds.successCount); |
| out.writeLong(ds.successTime); |
| out.writeInt(ds.failureCount); |
| out.writeLong(ds.failureTime); |
| } |
| out.writeInt(STATISTICS_FILE_END); |
| fos.write(out.marshall()); |
| out.recycle(); |
| |
| mStatisticsFile.finishWrite(fos); |
| } catch (java.io.IOException e1) { |
| Slog.w(TAG, "Error writing stats", e1); |
| if (fos != null) { |
| mStatisticsFile.failWrite(fos); |
| } |
| } |
| } |
| |
| /** |
| * Let the BackupManager know that account sync settings have changed. This will trigger |
| * {@link com.android.server.backup.SystemBackupAgent} to run. |
| */ |
| public void queueBackup() { |
| BackupManager.dataChanged("android"); |
| } |
| |
| public void setClockValid() { |
| if (!mIsClockValid) { |
| mIsClockValid = true; |
| Slog.w(TAG, "Clock is valid now."); |
| } |
| } |
| |
| public boolean isClockValid() { |
| return mIsClockValid; |
| } |
| |
| public void resetTodayStats(boolean force) { |
| if (force) { |
| Log.w(TAG, "Force resetting today stats."); |
| } |
| synchronized (mAuthorities) { |
| final int N = mSyncStatus.size(); |
| for (int i = 0; i < N; i++) { |
| SyncStatusInfo cur = mSyncStatus.valueAt(i); |
| cur.maybeResetTodayStats(isClockValid(), force); |
| } |
| writeStatusLocked(); |
| } |
| } |
| } |