14410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor/* 24410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * Copyright (C) 2009 The Android Open Source Project 34410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * 44410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * Licensed under the Apache License, Version 2.0 (the "License"); 54410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * you may not use this file except in compliance with the License. 64410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * You may obtain a copy of the License at 74410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * 84410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * http://www.apache.org/licenses/LICENSE-2.0 94410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * 104410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * Unless required by applicable law or agreed to in writing, software 114410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * distributed under the License is distributed on an "AS IS" BASIS, 124410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 134410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * See the License for the specific language governing permissions and 144410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * limitations under the License. 154410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor */ 164410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 174410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorpackage com.android.server; 184410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 194410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorimport android.content.BroadcastReceiver; 204410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorimport android.content.ContentResolver; 214410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorimport android.content.Context; 224410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorimport android.content.Intent; 234410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorimport android.content.IntentFilter; 244410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorimport android.content.pm.PackageManager; 2543866e0c48bb0effe8805afd62b253e50ca7d591Doug Zongkerimport android.database.ContentObserver; 264410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorimport android.net.Uri; 27911d7f411f36f2279aae44c89ff1d33a29140046Jeff Sharkeyimport android.os.Binder; 283d40df335e4c0df972720271a84277077f168f65Dan Egnorimport android.os.Debug; 29f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnorimport android.os.DropBoxManager; 308bdf5935c0db4a66ab33a10b43398d2523cfa15dDianne Hackbornimport android.os.FileUtils; 3143866e0c48bb0effe8805afd62b253e50ca7d591Doug Zongkerimport android.os.Handler; 3226caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautnerimport android.os.Message; 334410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorimport android.os.StatFs; 344410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorimport android.os.SystemClock; 355ac72a29593ab9a20337a2225df52bdf4754be02Dianne Hackbornimport android.os.UserHandle; 364410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorimport android.provider.Settings; 373d40df335e4c0df972720271a84277077f168f65Dan Egnorimport android.text.format.Time; 388a9b22056b13477f59df934928c00c58b5871c95Joe Onoratoimport android.util.Slog; 394410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 40f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnorimport com.android.internal.os.IDropBoxManagerService; 41952402704a175ba27f6c89dff1ada634c5ce5626Dan Egnor 4289647b1172cdf40a3681922150122b0bd2ea83f1Brad Fitzpatrickimport java.io.BufferedOutputStream; 434410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorimport java.io.File; 444410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorimport java.io.FileDescriptor; 454410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorimport java.io.FileOutputStream; 464410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorimport java.io.IOException; 47952402704a175ba27f6c89dff1ada634c5ce5626Dan Egnorimport java.io.InputStream; 484410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorimport java.io.InputStreamReader; 494410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorimport java.io.OutputStream; 504410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorimport java.io.PrintWriter; 514410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorimport java.util.ArrayList; 524410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorimport java.util.HashMap; 534410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorimport java.util.SortedSet; 544410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorimport java.util.TreeSet; 554410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnorimport java.util.zip.GZIPOutputStream; 564410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 574410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor/** 58f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor * Implementation of {@link IDropBoxManagerService} using the filesystem. 59f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor * Clients use {@link DropBoxManager} to access this service. 604410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor */ 61f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnorpublic final class DropBoxManagerService extends IDropBoxManagerService.Stub { 62f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor private static final String TAG = "DropBoxManagerService"; 634410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor private static final int DEFAULT_AGE_SECONDS = 3 * 86400; 643a8b0c18a49c017ecfde8ebf4eb4bb5181ac6fefDan Egnor private static final int DEFAULT_MAX_FILES = 1000; 653a8b0c18a49c017ecfde8ebf4eb4bb5181ac6fefDan Egnor private static final int DEFAULT_QUOTA_KB = 5 * 1024; 663a8b0c18a49c017ecfde8ebf4eb4bb5181ac6fefDan Egnor private static final int DEFAULT_QUOTA_PERCENT = 10; 673a8b0c18a49c017ecfde8ebf4eb4bb5181ac6fefDan Egnor private static final int DEFAULT_RESERVE_PERCENT = 10; 684410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor private static final int QUOTA_RESCAN_MILLIS = 5000; 694410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 7026caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautner // mHandler 'what' value. 7126caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautner private static final int MSG_SEND_BROADCAST = 1; 7226caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautner 733d40df335e4c0df972720271a84277077f168f65Dan Egnor private static final boolean PROFILE_DUMP = false; 743d40df335e4c0df972720271a84277077f168f65Dan Egnor 754410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // TODO: This implementation currently uses one file per entry, which is 764410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // inefficient for smallish entries -- consider using a single queue file 774410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // per tag (or even globally) instead. 784410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 794410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // The cached context and derived objects 804410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 814410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor private final Context mContext; 824410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor private final ContentResolver mContentResolver; 834410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor private final File mDropBoxDir; 844410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 854410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // Accounting of all currently written log files (set in init()). 864410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 874410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor private FileList mAllFiles = null; 884410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor private HashMap<String, FileList> mFilesByTag = null; 894410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 904410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // Various bits of disk information 914410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 924410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor private StatFs mStatFs = null; 934410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor private int mBlockSize = 0; 944410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor private int mCachedQuotaBlocks = 0; // Space we can use: computed from free space, etc. 954410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor private long mCachedQuotaUptimeMillis = 0; 964410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 9734165c6967833dfe6ff54a9097eb4afa1054184dBrad Fitzpatrick private volatile boolean mBooted = false; 9834165c6967833dfe6ff54a9097eb4afa1054184dBrad Fitzpatrick 9926caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautner // Provide a way to perform sendBroadcast asynchronously to avoid deadlocks. 10026caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautner private final Handler mHandler; 10126caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautner 1024410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor /** Receives events that might indicate a need to clean up files. */ 1034410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 1044410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor @Override 1054410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor public void onReceive(Context context, Intent intent) { 10634165c6967833dfe6ff54a9097eb4afa1054184dBrad Fitzpatrick if (intent != null && Intent.ACTION_BOOT_COMPLETED.equals(intent.getAction())) { 10734165c6967833dfe6ff54a9097eb4afa1054184dBrad Fitzpatrick mBooted = true; 10834165c6967833dfe6ff54a9097eb4afa1054184dBrad Fitzpatrick return; 10934165c6967833dfe6ff54a9097eb4afa1054184dBrad Fitzpatrick } 11034165c6967833dfe6ff54a9097eb4afa1054184dBrad Fitzpatrick 11134165c6967833dfe6ff54a9097eb4afa1054184dBrad Fitzpatrick // Else, for ACTION_DEVICE_STORAGE_LOW: 1124410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor mCachedQuotaUptimeMillis = 0; // Force a re-check of quota size 1133a8b0c18a49c017ecfde8ebf4eb4bb5181ac6fefDan Egnor 1143a8b0c18a49c017ecfde8ebf4eb4bb5181ac6fefDan Egnor // Run the initialization in the background (not this main thread). 1153a8b0c18a49c017ecfde8ebf4eb4bb5181ac6fefDan Egnor // The init() and trimToFit() methods are synchronized, so they still 1163a8b0c18a49c017ecfde8ebf4eb4bb5181ac6fefDan Egnor // block other users -- but at least the onReceive() call can finish. 1173a8b0c18a49c017ecfde8ebf4eb4bb5181ac6fefDan Egnor new Thread() { 1183a8b0c18a49c017ecfde8ebf4eb4bb5181ac6fefDan Egnor public void run() { 1193a8b0c18a49c017ecfde8ebf4eb4bb5181ac6fefDan Egnor try { 1203a8b0c18a49c017ecfde8ebf4eb4bb5181ac6fefDan Egnor init(); 1213a8b0c18a49c017ecfde8ebf4eb4bb5181ac6fefDan Egnor trimToFit(); 1223a8b0c18a49c017ecfde8ebf4eb4bb5181ac6fefDan Egnor } catch (IOException e) { 1233a8b0c18a49c017ecfde8ebf4eb4bb5181ac6fefDan Egnor Slog.e(TAG, "Can't init", e); 1243a8b0c18a49c017ecfde8ebf4eb4bb5181ac6fefDan Egnor } 1253a8b0c18a49c017ecfde8ebf4eb4bb5181ac6fefDan Egnor } 1263a8b0c18a49c017ecfde8ebf4eb4bb5181ac6fefDan Egnor }.start(); 1274410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 1284410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor }; 1294410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 1304410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor /** 1314410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * Creates an instance of managed drop box storage. Normally there is one of these 1324410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * run by the system, but others can be created for testing and other purposes. 1334410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * 1344410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * @param context to use for receiving free space & gservices intents 1354410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * @param path to store drop box entries in 1364410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor */ 13743866e0c48bb0effe8805afd62b253e50ca7d591Doug Zongker public DropBoxManagerService(final Context context, File path) { 1384410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor mDropBoxDir = path; 1394410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 1404410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // Set up intent receivers 1414410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor mContext = context; 1424410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor mContentResolver = context.getContentResolver(); 14334165c6967833dfe6ff54a9097eb4afa1054184dBrad Fitzpatrick 14434165c6967833dfe6ff54a9097eb4afa1054184dBrad Fitzpatrick IntentFilter filter = new IntentFilter(); 14534165c6967833dfe6ff54a9097eb4afa1054184dBrad Fitzpatrick filter.addAction(Intent.ACTION_DEVICE_STORAGE_LOW); 14634165c6967833dfe6ff54a9097eb4afa1054184dBrad Fitzpatrick filter.addAction(Intent.ACTION_BOOT_COMPLETED); 14734165c6967833dfe6ff54a9097eb4afa1054184dBrad Fitzpatrick context.registerReceiver(mReceiver, filter); 14843866e0c48bb0effe8805afd62b253e50ca7d591Doug Zongker 14943866e0c48bb0effe8805afd62b253e50ca7d591Doug Zongker mContentResolver.registerContentObserver( 150625239a05401bbf18b04d9874cea3f82da7c29a1Jeff Sharkey Settings.Global.CONTENT_URI, true, 15143866e0c48bb0effe8805afd62b253e50ca7d591Doug Zongker new ContentObserver(new Handler()) { 15226caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautner @Override 15343866e0c48bb0effe8805afd62b253e50ca7d591Doug Zongker public void onChange(boolean selfChange) { 15443866e0c48bb0effe8805afd62b253e50ca7d591Doug Zongker mReceiver.onReceive(context, (Intent) null); 15543866e0c48bb0effe8805afd62b253e50ca7d591Doug Zongker } 15643866e0c48bb0effe8805afd62b253e50ca7d591Doug Zongker }); 1574410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 15826caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautner mHandler = new Handler() { 15926caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautner @Override 16026caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautner public void handleMessage(Message msg) { 16126caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautner if (msg.what == MSG_SEND_BROADCAST) { 1625ac72a29593ab9a20337a2225df52bdf4754be02Dianne Hackborn mContext.sendBroadcastAsUser((Intent)msg.obj, UserHandle.OWNER, 1635ac72a29593ab9a20337a2225df52bdf4754be02Dianne Hackborn android.Manifest.permission.READ_LOGS); 16426caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautner } 16526caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautner } 16626caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautner }; 16726caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautner 1684410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // The real work gets done lazily in init() -- that way service creation always 1694410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // succeeds, and things like disk problems cause individual method failures. 1704410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 1714410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 1724410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor /** Unregisters broadcast receivers and any other hooks -- for test instances */ 1734410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor public void stop() { 1744410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor mContext.unregisterReceiver(mReceiver); 1754410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 1764410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 17726caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautner @Override 178f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor public void add(DropBoxManager.Entry entry) { 1794410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor File temp = null; 1804410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor OutputStream output = null; 181952402704a175ba27f6c89dff1ada634c5ce5626Dan Egnor final String tag = entry.getTag(); 1824410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor try { 183952402704a175ba27f6c89dff1ada634c5ce5626Dan Egnor int flags = entry.getFlags(); 184f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor if ((flags & DropBoxManager.IS_EMPTY) != 0) throw new IllegalArgumentException(); 1854410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 1864410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor init(); 1874410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (!isTagEnabled(tag)) return; 1884410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor long max = trimToFit(); 1894410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor long lastTrim = System.currentTimeMillis(); 1904410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 1914410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor byte[] buffer = new byte[mBlockSize]; 192952402704a175ba27f6c89dff1ada634c5ce5626Dan Egnor InputStream input = entry.getInputStream(); 1934410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 1944410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // First, accumulate up to one block worth of data in memory before 1954410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // deciding whether to compress the data or not. 1964410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 1974410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor int read = 0; 1984410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor while (read < buffer.length) { 1994410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor int n = input.read(buffer, read, buffer.length - read); 2004410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (n <= 0) break; 2014410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor read += n; 2024410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 2034410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 2044410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // If we have at least one block, compress it -- otherwise, just write 2054410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // the data in uncompressed form. 2064410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 2074410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor temp = new File(mDropBoxDir, "drop" + Thread.currentThread().getId() + ".tmp"); 20889647b1172cdf40a3681922150122b0bd2ea83f1Brad Fitzpatrick int bufferSize = mBlockSize; 20989647b1172cdf40a3681922150122b0bd2ea83f1Brad Fitzpatrick if (bufferSize > 4096) bufferSize = 4096; 21089647b1172cdf40a3681922150122b0bd2ea83f1Brad Fitzpatrick if (bufferSize < 512) bufferSize = 512; 2118bdf5935c0db4a66ab33a10b43398d2523cfa15dDianne Hackborn FileOutputStream foutput = new FileOutputStream(temp); 2128bdf5935c0db4a66ab33a10b43398d2523cfa15dDianne Hackborn output = new BufferedOutputStream(foutput, bufferSize); 213f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor if (read == buffer.length && ((flags & DropBoxManager.IS_GZIPPED) == 0)) { 2144410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor output = new GZIPOutputStream(output); 215f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor flags = flags | DropBoxManager.IS_GZIPPED; 2164410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 2174410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 2184410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor do { 2194410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor output.write(buffer, 0, read); 2204410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 2214410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor long now = System.currentTimeMillis(); 2224410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (now - lastTrim > 30 * 1000) { 2234410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor max = trimToFit(); // In case data dribbles in slowly 2244410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor lastTrim = now; 2254410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 2264410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 2274410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor read = input.read(buffer); 2284410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (read <= 0) { 2298bdf5935c0db4a66ab33a10b43398d2523cfa15dDianne Hackborn FileUtils.sync(foutput); 2304410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor output.close(); // Get a final size measurement 2314410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor output = null; 2324410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } else { 2334410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor output.flush(); // So the size measurement is pseudo-reasonable 2344410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 2354410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 2364410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor long len = temp.length(); 2374410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (len > max) { 2388a9b22056b13477f59df934928c00c58b5871c95Joe Onorato Slog.w(TAG, "Dropping: " + tag + " (" + temp.length() + " > " + max + " bytes)"); 2394410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor temp.delete(); 2404410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor temp = null; // Pass temp = null to createEntry() to leave a tombstone 2414410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor break; 2424410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 2434410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } while (read > 0); 2444410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 245b247536aa3d458750edbc6b45b2348a994d83426Hakan Still long time = createEntry(temp, tag, flags); 2464410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor temp = null; 247b247536aa3d458750edbc6b45b2348a994d83426Hakan Still 24826caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautner final Intent dropboxIntent = new Intent(DropBoxManager.ACTION_DROPBOX_ENTRY_ADDED); 249b247536aa3d458750edbc6b45b2348a994d83426Hakan Still dropboxIntent.putExtra(DropBoxManager.EXTRA_TAG, tag); 250b247536aa3d458750edbc6b45b2348a994d83426Hakan Still dropboxIntent.putExtra(DropBoxManager.EXTRA_TIME, time); 25134165c6967833dfe6ff54a9097eb4afa1054184dBrad Fitzpatrick if (!mBooted) { 25234165c6967833dfe6ff54a9097eb4afa1054184dBrad Fitzpatrick dropboxIntent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY); 25334165c6967833dfe6ff54a9097eb4afa1054184dBrad Fitzpatrick } 25426caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautner // Call sendBroadcast after returning from this call to avoid deadlock. In particular 25526caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautner // the caller may be holding the WindowManagerService lock but sendBroadcast requires a 25626caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautner // lock in ActivityManagerService. ActivityManagerService has been caught holding that 25726caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautner // very lock while waiting for the WindowManagerService lock. 25826caf7adf62fa36dc3fa7c194ff38520d1003f11Craig Mautner mHandler.sendMessage(mHandler.obtainMessage(MSG_SEND_BROADCAST, dropboxIntent)); 2594410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } catch (IOException e) { 2608a9b22056b13477f59df934928c00c58b5871c95Joe Onorato Slog.e(TAG, "Can't write: " + tag, e); 2614410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } finally { 2624410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor try { if (output != null) output.close(); } catch (IOException e) {} 263952402704a175ba27f6c89dff1ada634c5ce5626Dan Egnor entry.close(); 2644410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (temp != null) temp.delete(); 2654410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 2664410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 2674410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 2684410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor public boolean isTagEnabled(String tag) { 269911d7f411f36f2279aae44c89ff1d33a29140046Jeff Sharkey final long token = Binder.clearCallingIdentity(); 270911d7f411f36f2279aae44c89ff1d33a29140046Jeff Sharkey try { 271911d7f411f36f2279aae44c89ff1d33a29140046Jeff Sharkey return !"disabled".equals(Settings.Global.getString( 272911d7f411f36f2279aae44c89ff1d33a29140046Jeff Sharkey mContentResolver, Settings.Global.DROPBOX_TAG_PREFIX + tag)); 273911d7f411f36f2279aae44c89ff1d33a29140046Jeff Sharkey } finally { 274911d7f411f36f2279aae44c89ff1d33a29140046Jeff Sharkey Binder.restoreCallingIdentity(token); 275911d7f411f36f2279aae44c89ff1d33a29140046Jeff Sharkey } 2764410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 2774410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 278f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor public synchronized DropBoxManager.Entry getNextEntry(String tag, long millis) { 2794410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.READ_LOGS) 2804410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor != PackageManager.PERMISSION_GRANTED) { 2814410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor throw new SecurityException("READ_LOGS permission required"); 2824410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 2834410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 2844410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor try { 2854410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor init(); 2864410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } catch (IOException e) { 2878a9b22056b13477f59df934928c00c58b5871c95Joe Onorato Slog.e(TAG, "Can't init", e); 2884410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor return null; 2894410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 2904410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 291b3b06fc39b032288d33f663b687d78bec7f1d724Dan Egnor FileList list = tag == null ? mAllFiles : mFilesByTag.get(tag); 292b3b06fc39b032288d33f663b687d78bec7f1d724Dan Egnor if (list == null) return null; 293b3b06fc39b032288d33f663b687d78bec7f1d724Dan Egnor 294b3b06fc39b032288d33f663b687d78bec7f1d724Dan Egnor for (EntryFile entry : list.contents.tailSet(new EntryFile(millis + 1))) { 2954410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (entry.tag == null) continue; 296f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor if ((entry.flags & DropBoxManager.IS_EMPTY) != 0) { 297f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor return new DropBoxManager.Entry(entry.tag, entry.timestampMillis); 298952402704a175ba27f6c89dff1ada634c5ce5626Dan Egnor } 2994410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor try { 300f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor return new DropBoxManager.Entry( 301f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor entry.tag, entry.timestampMillis, entry.file, entry.flags); 3024410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } catch (IOException e) { 3038a9b22056b13477f59df934928c00c58b5871c95Joe Onorato Slog.e(TAG, "Can't read: " + entry.file, e); 3044410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // Continue to next file 3054410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 3064410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 3074410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 3084410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor return null; 3094410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 3104410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 3114410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor public synchronized void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 3124410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 3134410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor != PackageManager.PERMISSION_GRANTED) { 314f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor pw.println("Permission Denial: Can't dump DropBoxManagerService"); 3154410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor return; 3164410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 3174410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 3184410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor try { 3194410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor init(); 3204410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } catch (IOException e) { 3214410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor pw.println("Can't initialize: " + e); 3228a9b22056b13477f59df934928c00c58b5871c95Joe Onorato Slog.e(TAG, "Can't init", e); 3234410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor return; 3244410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 3254410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 3263d40df335e4c0df972720271a84277077f168f65Dan Egnor if (PROFILE_DUMP) Debug.startMethodTracing("/data/trace/dropbox.dump"); 3273d40df335e4c0df972720271a84277077f168f65Dan Egnor 3285ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor StringBuilder out = new StringBuilder(); 3294410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor boolean doPrint = false, doFile = false; 3304410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor ArrayList<String> searchArgs = new ArrayList<String>(); 3314410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor for (int i = 0; args != null && i < args.length; i++) { 3324410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (args[i].equals("-p") || args[i].equals("--print")) { 3334410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor doPrint = true; 3344410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } else if (args[i].equals("-f") || args[i].equals("--file")) { 3354410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor doFile = true; 3364410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } else if (args[i].startsWith("-")) { 3375ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor out.append("Unknown argument: ").append(args[i]).append("\n"); 3384410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } else { 3394410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor searchArgs.add(args[i]); 3404410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 3414410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 3424410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 3435ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor out.append("Drop box contents: ").append(mAllFiles.contents.size()).append(" entries\n"); 3444410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 3454410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (!searchArgs.isEmpty()) { 3465ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor out.append("Searching for:"); 3475ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor for (String a : searchArgs) out.append(" ").append(a); 3485ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor out.append("\n"); 3494410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 3504410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 3513d40df335e4c0df972720271a84277077f168f65Dan Egnor int numFound = 0, numArgs = searchArgs.size(); 3523d40df335e4c0df972720271a84277077f168f65Dan Egnor Time time = new Time(); 3535ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor out.append("\n"); 3544410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor for (EntryFile entry : mAllFiles.contents) { 3553d40df335e4c0df972720271a84277077f168f65Dan Egnor time.set(entry.timestampMillis); 3563d40df335e4c0df972720271a84277077f168f65Dan Egnor String date = time.format("%Y-%m-%d %H:%M:%S"); 3574410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor boolean match = true; 3583d40df335e4c0df972720271a84277077f168f65Dan Egnor for (int i = 0; i < numArgs && match; i++) { 3593d40df335e4c0df972720271a84277077f168f65Dan Egnor String arg = searchArgs.get(i); 3603d40df335e4c0df972720271a84277077f168f65Dan Egnor match = (date.contains(arg) || arg.equals(entry.tag)); 3613d40df335e4c0df972720271a84277077f168f65Dan Egnor } 3624410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (!match) continue; 3634410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 3644410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor numFound++; 36542471dd5552a346dd82a58a663159875ccc4fb79Dan Egnor if (doPrint) out.append("========================================\n"); 3665ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor out.append(date).append(" ").append(entry.tag == null ? "(no tag)" : entry.tag); 3674410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (entry.file == null) { 3685ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor out.append(" (no file)\n"); 3694410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor continue; 370f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor } else if ((entry.flags & DropBoxManager.IS_EMPTY) != 0) { 3715ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor out.append(" (contents lost)\n"); 3724410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor continue; 3734410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } else { 3745ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor out.append(" ("); 3755ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor if ((entry.flags & DropBoxManager.IS_GZIPPED) != 0) out.append("compressed "); 3765ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor out.append((entry.flags & DropBoxManager.IS_TEXT) != 0 ? "text" : "data"); 3775ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor out.append(", ").append(entry.file.length()).append(" bytes)\n"); 3784410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 3794410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 380f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor if (doFile || (doPrint && (entry.flags & DropBoxManager.IS_TEXT) == 0)) { 3815ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor if (!doPrint) out.append(" "); 3825ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor out.append(entry.file.getPath()).append("\n"); 3834410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 3844410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 385f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor if ((entry.flags & DropBoxManager.IS_TEXT) != 0 && (doPrint || !doFile)) { 386f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor DropBoxManager.Entry dbe = null; 3870c8224000db6a3c876f1d3717975a22d10ecddecBrad Fitzpatrick InputStreamReader isr = null; 3884410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor try { 389f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor dbe = new DropBoxManager.Entry( 3904410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor entry.tag, entry.timestampMillis, entry.file, entry.flags); 3914410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 3924410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (doPrint) { 3930c8224000db6a3c876f1d3717975a22d10ecddecBrad Fitzpatrick isr = new InputStreamReader(dbe.getInputStream()); 3944410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor char[] buf = new char[4096]; 3954410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor boolean newline = false; 3964410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor for (;;) { 3970c8224000db6a3c876f1d3717975a22d10ecddecBrad Fitzpatrick int n = isr.read(buf); 3984410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (n <= 0) break; 3995ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor out.append(buf, 0, n); 4004410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor newline = (buf[n - 1] == '\n'); 40142471dd5552a346dd82a58a663159875ccc4fb79Dan Egnor 40242471dd5552a346dd82a58a663159875ccc4fb79Dan Egnor // Flush periodically when printing to avoid out-of-memory. 40342471dd5552a346dd82a58a663159875ccc4fb79Dan Egnor if (out.length() > 65536) { 40442471dd5552a346dd82a58a663159875ccc4fb79Dan Egnor pw.write(out.toString()); 40542471dd5552a346dd82a58a663159875ccc4fb79Dan Egnor out.setLength(0); 40642471dd5552a346dd82a58a663159875ccc4fb79Dan Egnor } 4074410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 4085ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor if (!newline) out.append("\n"); 4094410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } else { 4104410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor String text = dbe.getText(70); 4114410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor boolean truncated = (text.length() == 70); 4125ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor out.append(" ").append(text.trim().replace('\n', '/')); 4135ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor if (truncated) out.append(" ..."); 4145ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor out.append("\n"); 4154410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 4164410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } catch (IOException e) { 4175ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor out.append("*** ").append(e.toString()).append("\n"); 4188a9b22056b13477f59df934928c00c58b5871c95Joe Onorato Slog.e(TAG, "Can't read: " + entry.file, e); 4194410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } finally { 4204410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (dbe != null) dbe.close(); 4210c8224000db6a3c876f1d3717975a22d10ecddecBrad Fitzpatrick if (isr != null) { 4220c8224000db6a3c876f1d3717975a22d10ecddecBrad Fitzpatrick try { 4230c8224000db6a3c876f1d3717975a22d10ecddecBrad Fitzpatrick isr.close(); 4240c8224000db6a3c876f1d3717975a22d10ecddecBrad Fitzpatrick } catch (IOException unused) { 4250c8224000db6a3c876f1d3717975a22d10ecddecBrad Fitzpatrick } 4260c8224000db6a3c876f1d3717975a22d10ecddecBrad Fitzpatrick } 4274410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 4284410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 4294410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 4305ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor if (doPrint) out.append("\n"); 4314410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 4324410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 4335ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor if (numFound == 0) out.append("(No entries found.)\n"); 4344410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 4354410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (args == null || args.length == 0) { 4365ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor if (!doPrint) out.append("\n"); 4375ec249abe376898d3249e978b44fd2ee0cc8c573Dan Egnor out.append("Usage: dumpsys dropbox [--print|--file] [YYYY-mm-dd] [HH:MM:SS] [tag]\n"); 4384410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 4393d40df335e4c0df972720271a84277077f168f65Dan Egnor 4403d40df335e4c0df972720271a84277077f168f65Dan Egnor pw.write(out.toString()); 4413d40df335e4c0df972720271a84277077f168f65Dan Egnor if (PROFILE_DUMP) Debug.stopMethodTracing(); 4424410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 4434410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 4444410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor /////////////////////////////////////////////////////////////////////////// 4454410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 4464410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor /** Chronologically sorted list of {@link #EntryFile} */ 4474410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor private static final class FileList implements Comparable<FileList> { 4484410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor public int blocks = 0; 4494410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor public final TreeSet<EntryFile> contents = new TreeSet<EntryFile>(); 4504410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 4514410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor /** Sorts bigger FileList instances before smaller ones. */ 4524410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor public final int compareTo(FileList o) { 4534410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (blocks != o.blocks) return o.blocks - blocks; 4544410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (this == o) return 0; 4554410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (hashCode() < o.hashCode()) return -1; 4564410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (hashCode() > o.hashCode()) return 1; 4574410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor return 0; 4584410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 4594410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 4604410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 4614410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor /** Metadata describing an on-disk log file. */ 4624410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor private static final class EntryFile implements Comparable<EntryFile> { 4634410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor public final String tag; 4644410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor public final long timestampMillis; 4654410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor public final int flags; 4664410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor public final File file; 4674410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor public final int blocks; 4684410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 4694410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor /** Sorts earlier EntryFile instances before later ones. */ 4704410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor public final int compareTo(EntryFile o) { 4714410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (timestampMillis < o.timestampMillis) return -1; 4724410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (timestampMillis > o.timestampMillis) return 1; 4734410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (file != null && o.file != null) return file.compareTo(o.file); 4744410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (o.file != null) return -1; 4754410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (file != null) return 1; 4764410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (this == o) return 0; 4774410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (hashCode() < o.hashCode()) return -1; 4784410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (hashCode() > o.hashCode()) return 1; 4794410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor return 0; 4804410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 4814410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 4824410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor /** 4834410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * Moves an existing temporary file to a new log filename. 4844410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * @param temp file to rename 4854410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * @param dir to store file in 4864410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * @param tag to use for new log file name 4874410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * @param timestampMillis of log entry 488952402704a175ba27f6c89dff1ada634c5ce5626Dan Egnor * @param flags for the entry data 4894410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * @param blockSize to use for space accounting 4904410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * @throws IOException if the file can't be moved 4914410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor */ 4924410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor public EntryFile(File temp, File dir, String tag,long timestampMillis, 4934410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor int flags, int blockSize) throws IOException { 494f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor if ((flags & DropBoxManager.IS_EMPTY) != 0) throw new IllegalArgumentException(); 4954410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 4964410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor this.tag = tag; 4974410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor this.timestampMillis = timestampMillis; 4984410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor this.flags = flags; 4994410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor this.file = new File(dir, Uri.encode(tag) + "@" + timestampMillis + 500f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor ((flags & DropBoxManager.IS_TEXT) != 0 ? ".txt" : ".dat") + 501f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor ((flags & DropBoxManager.IS_GZIPPED) != 0 ? ".gz" : "")); 5024410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 5034410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (!temp.renameTo(this.file)) { 5044410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor throw new IOException("Can't rename " + temp + " to " + this.file); 5054410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 5064410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor this.blocks = (int) ((this.file.length() + blockSize - 1) / blockSize); 5074410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 5084410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 5094410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor /** 5104410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * Creates a zero-length tombstone for a file whose contents were lost. 5114410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * @param dir to store file in 5124410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * @param tag to use for new log file name 5134410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * @param timestampMillis of log entry 5144410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * @throws IOException if the file can't be created. 5154410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor */ 5164410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor public EntryFile(File dir, String tag, long timestampMillis) throws IOException { 5174410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor this.tag = tag; 5184410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor this.timestampMillis = timestampMillis; 519f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor this.flags = DropBoxManager.IS_EMPTY; 5204410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor this.file = new File(dir, Uri.encode(tag) + "@" + timestampMillis + ".lost"); 5214410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor this.blocks = 0; 5224410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor new FileOutputStream(this.file).close(); 5234410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 5244410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 5254410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor /** 5264410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * Extracts metadata from an existing on-disk log filename. 5274410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * @param file name of existing log file 5284410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * @param blockSize to use for space accounting 5294410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor */ 5304410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor public EntryFile(File file, int blockSize) { 5314410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor this.file = file; 5324410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor this.blocks = (int) ((this.file.length() + blockSize - 1) / blockSize); 5334410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 5344410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor String name = file.getName(); 5354410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor int at = name.lastIndexOf('@'); 5364410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (at < 0) { 5374410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor this.tag = null; 5384410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor this.timestampMillis = 0; 539f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor this.flags = DropBoxManager.IS_EMPTY; 5404410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor return; 5414410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 5424410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 5434410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor int flags = 0; 5444410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor this.tag = Uri.decode(name.substring(0, at)); 5454410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (name.endsWith(".gz")) { 546f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor flags |= DropBoxManager.IS_GZIPPED; 5474410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor name = name.substring(0, name.length() - 3); 5484410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 5494410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (name.endsWith(".lost")) { 550f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor flags |= DropBoxManager.IS_EMPTY; 5514410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor name = name.substring(at + 1, name.length() - 5); 5524410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } else if (name.endsWith(".txt")) { 553f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor flags |= DropBoxManager.IS_TEXT; 5544410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor name = name.substring(at + 1, name.length() - 4); 5554410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } else if (name.endsWith(".dat")) { 5564410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor name = name.substring(at + 1, name.length() - 4); 5574410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } else { 558f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor this.flags = DropBoxManager.IS_EMPTY; 5594410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor this.timestampMillis = 0; 5604410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor return; 5614410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 5624410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor this.flags = flags; 5634410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 5644410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor long millis; 5654410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor try { millis = Long.valueOf(name); } catch (NumberFormatException e) { millis = 0; } 5664410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor this.timestampMillis = millis; 5674410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 5684410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 5694410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor /** 5704410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * Creates a EntryFile object with only a timestamp for comparison purposes. 5714410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * @param timestampMillis to compare with. 5724410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor */ 5734410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor public EntryFile(long millis) { 5744410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor this.tag = null; 5754410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor this.timestampMillis = millis; 576f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor this.flags = DropBoxManager.IS_EMPTY; 5774410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor this.file = null; 5784410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor this.blocks = 0; 5794410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 5804410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 5814410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 5824410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor /////////////////////////////////////////////////////////////////////////// 5834410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 5844410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor /** If never run before, scans disk contents to build in-memory tracking data. */ 5854410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor private synchronized void init() throws IOException { 5864410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (mStatFs == null) { 5874410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (!mDropBoxDir.isDirectory() && !mDropBoxDir.mkdirs()) { 5884410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor throw new IOException("Can't mkdir: " + mDropBoxDir); 5894410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 5904410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor try { 5914410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor mStatFs = new StatFs(mDropBoxDir.getPath()); 5924410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor mBlockSize = mStatFs.getBlockSize(); 5934410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } catch (IllegalArgumentException e) { // StatFs throws this on error 5944410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor throw new IOException("Can't statfs: " + mDropBoxDir); 5954410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 5964410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 5974410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 5984410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (mAllFiles == null) { 5994410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor File[] files = mDropBoxDir.listFiles(); 6004410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (files == null) throw new IOException("Can't list files: " + mDropBoxDir); 6014410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 6024410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor mAllFiles = new FileList(); 6034410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor mFilesByTag = new HashMap<String, FileList>(); 6044410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 6054410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // Scan pre-existing files. 6064410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor for (File file : files) { 6074410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (file.getName().endsWith(".tmp")) { 6088a9b22056b13477f59df934928c00c58b5871c95Joe Onorato Slog.i(TAG, "Cleaning temp file: " + file); 6094410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor file.delete(); 6104410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor continue; 6114410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 6124410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 6134410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor EntryFile entry = new EntryFile(file, mBlockSize); 6144410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (entry.tag == null) { 6158a9b22056b13477f59df934928c00c58b5871c95Joe Onorato Slog.w(TAG, "Unrecognized file: " + file); 6164410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor continue; 6174410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } else if (entry.timestampMillis == 0) { 6188a9b22056b13477f59df934928c00c58b5871c95Joe Onorato Slog.w(TAG, "Invalid filename: " + file); 6194410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor file.delete(); 6204410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor continue; 6214410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 6224410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 6234410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor enrollEntry(entry); 6244410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 6254410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 6264410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 6274410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 6284410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor /** Adds a disk log file to in-memory tracking for accounting and enumeration. */ 6294410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor private synchronized void enrollEntry(EntryFile entry) { 6304410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor mAllFiles.contents.add(entry); 6314410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor mAllFiles.blocks += entry.blocks; 6324410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 6334410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // mFilesByTag is used for trimming, so don't list empty files. 6344410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // (Zero-length/lost files are trimmed by date from mAllFiles.) 6354410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 6364410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (entry.tag != null && entry.file != null && entry.blocks > 0) { 6374410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor FileList tagFiles = mFilesByTag.get(entry.tag); 6384410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (tagFiles == null) { 6394410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor tagFiles = new FileList(); 6404410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor mFilesByTag.put(entry.tag, tagFiles); 6414410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 6424410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor tagFiles.contents.add(entry); 6434410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor tagFiles.blocks += entry.blocks; 6444410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 6454410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 6464410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 6474410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor /** Moves a temporary file to a final log filename and enrolls it. */ 648b247536aa3d458750edbc6b45b2348a994d83426Hakan Still private synchronized long createEntry(File temp, String tag, int flags) throws IOException { 6494410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor long t = System.currentTimeMillis(); 6504410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 6514410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // Require each entry to have a unique timestamp; if there are entries 6524410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // >10sec in the future (due to clock skew), drag them back to avoid 6534410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // keeping them around forever. 6544410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 6554410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor SortedSet<EntryFile> tail = mAllFiles.contents.tailSet(new EntryFile(t + 10000)); 6564410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor EntryFile[] future = null; 6574410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (!tail.isEmpty()) { 6584410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor future = tail.toArray(new EntryFile[tail.size()]); 6594410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor tail.clear(); // Remove from mAllFiles 6604410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 6614410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 6624410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (!mAllFiles.contents.isEmpty()) { 6634410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor t = Math.max(t, mAllFiles.contents.last().timestampMillis + 1); 6644410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 6654410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 6664410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (future != null) { 6674410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor for (EntryFile late : future) { 6684410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor mAllFiles.blocks -= late.blocks; 6694410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor FileList tagFiles = mFilesByTag.get(late.tag); 670f283e3621026b0e3703b750d7b95d706e4bff050Dan Egnor if (tagFiles != null && tagFiles.contents.remove(late)) { 671f283e3621026b0e3703b750d7b95d706e4bff050Dan Egnor tagFiles.blocks -= late.blocks; 672f283e3621026b0e3703b750d7b95d706e4bff050Dan Egnor } 673f18a01c77e78209b74e34d05cfb352fa4a92db5fDan Egnor if ((late.flags & DropBoxManager.IS_EMPTY) == 0) { 6744410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor enrollEntry(new EntryFile( 6754410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor late.file, mDropBoxDir, late.tag, t++, late.flags, mBlockSize)); 6764410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } else { 6774410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor enrollEntry(new EntryFile(mDropBoxDir, late.tag, t++)); 6784410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 6794410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 6804410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 6814410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 6824410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (temp == null) { 6834410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor enrollEntry(new EntryFile(mDropBoxDir, tag, t)); 6844410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } else { 6854410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor enrollEntry(new EntryFile(temp, mDropBoxDir, tag, t, flags, mBlockSize)); 6864410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 687b247536aa3d458750edbc6b45b2348a994d83426Hakan Still return t; 6884410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 6894410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 6904410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor /** 6914410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * Trims the files on disk to make sure they aren't using too much space. 6924410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor * @return the overall quota for storage (in bytes) 6934410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor */ 6944410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor private synchronized long trimToFit() { 6954410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // Expunge aged items (including tombstones marking deleted data). 6964410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 697625239a05401bbf18b04d9874cea3f82da7c29a1Jeff Sharkey int ageSeconds = Settings.Global.getInt(mContentResolver, 698625239a05401bbf18b04d9874cea3f82da7c29a1Jeff Sharkey Settings.Global.DROPBOX_AGE_SECONDS, DEFAULT_AGE_SECONDS); 699625239a05401bbf18b04d9874cea3f82da7c29a1Jeff Sharkey int maxFiles = Settings.Global.getInt(mContentResolver, 700625239a05401bbf18b04d9874cea3f82da7c29a1Jeff Sharkey Settings.Global.DROPBOX_MAX_FILES, DEFAULT_MAX_FILES); 7014410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor long cutoffMillis = System.currentTimeMillis() - ageSeconds * 1000; 7024410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor while (!mAllFiles.contents.isEmpty()) { 7034410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor EntryFile entry = mAllFiles.contents.first(); 7043a8b0c18a49c017ecfde8ebf4eb4bb5181ac6fefDan Egnor if (entry.timestampMillis > cutoffMillis && mAllFiles.contents.size() < maxFiles) break; 7054410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 7064410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor FileList tag = mFilesByTag.get(entry.tag); 7074410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (tag != null && tag.contents.remove(entry)) tag.blocks -= entry.blocks; 7084410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (mAllFiles.contents.remove(entry)) mAllFiles.blocks -= entry.blocks; 7094410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (entry.file != null) entry.file.delete(); 7104410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 7114410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 7124410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // Compute overall quota (a fraction of available free space) in blocks. 7134410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // The quota changes dynamically based on the amount of free space; 7144410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // that way when lots of data is available we can use it, but we'll get 7154410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // out of the way if storage starts getting tight. 7164410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 7174410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor long uptimeMillis = SystemClock.uptimeMillis(); 7184410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (uptimeMillis > mCachedQuotaUptimeMillis + QUOTA_RESCAN_MILLIS) { 719625239a05401bbf18b04d9874cea3f82da7c29a1Jeff Sharkey int quotaPercent = Settings.Global.getInt(mContentResolver, 720625239a05401bbf18b04d9874cea3f82da7c29a1Jeff Sharkey Settings.Global.DROPBOX_QUOTA_PERCENT, DEFAULT_QUOTA_PERCENT); 721625239a05401bbf18b04d9874cea3f82da7c29a1Jeff Sharkey int reservePercent = Settings.Global.getInt(mContentResolver, 722625239a05401bbf18b04d9874cea3f82da7c29a1Jeff Sharkey Settings.Global.DROPBOX_RESERVE_PERCENT, DEFAULT_RESERVE_PERCENT); 723625239a05401bbf18b04d9874cea3f82da7c29a1Jeff Sharkey int quotaKb = Settings.Global.getInt(mContentResolver, 724625239a05401bbf18b04d9874cea3f82da7c29a1Jeff Sharkey Settings.Global.DROPBOX_QUOTA_KB, DEFAULT_QUOTA_KB); 7254410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 7264410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor mStatFs.restat(mDropBoxDir.getPath()); 7274410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor int available = mStatFs.getAvailableBlocks(); 7284410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor int nonreserved = available - mStatFs.getBlockCount() * reservePercent / 100; 7294410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor int maximum = quotaKb * 1024 / mBlockSize; 7304410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor mCachedQuotaBlocks = Math.min(maximum, Math.max(0, nonreserved * quotaPercent / 100)); 7314410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor mCachedQuotaUptimeMillis = uptimeMillis; 7324410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 7334410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 7344410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // If we're using too much space, delete old items to make room. 7354410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // 7364410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // We trim each tag independently (this is why we keep per-tag lists). 7374410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // Space is "fairly" shared between tags -- they are all squeezed 7384410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // equally until enough space is reclaimed. 7394410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // 7404410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // A single circular buffer (a la logcat) would be simpler, but this 7414410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // way we can handle fat/bursty data (like 1MB+ bugreports, 300KB+ 7424410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // kernel crash dumps, and 100KB+ ANR reports) without swamping small, 7433a8b0c18a49c017ecfde8ebf4eb4bb5181ac6fefDan Egnor // well-behaved data streams (event statistics, profile data, etc). 7444410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // 7454410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // Deleted files are replaced with zero-length tombstones to mark what 7464410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // was lost. Tombstones are expunged by age (see above). 7474410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 7484410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (mAllFiles.blocks > mCachedQuotaBlocks) { 7494410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // Find a fair share amount of space to limit each tag 7504410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor int unsqueezed = mAllFiles.blocks, squeezed = 0; 7514410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor TreeSet<FileList> tags = new TreeSet<FileList>(mFilesByTag.values()); 7524410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor for (FileList tag : tags) { 7534410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (squeezed > 0 && tag.blocks <= (mCachedQuotaBlocks - unsqueezed) / squeezed) { 7544410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor break; 7554410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 7564410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor unsqueezed -= tag.blocks; 7574410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor squeezed++; 7584410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 7594410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor int tagQuota = (mCachedQuotaBlocks - unsqueezed) / squeezed; 7604410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 7614410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor // Remove old items from each tag until it meets the per-tag quota. 7624410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor for (FileList tag : tags) { 7634410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (mAllFiles.blocks < mCachedQuotaBlocks) break; 7644410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor while (tag.blocks > tagQuota && !tag.contents.isEmpty()) { 7654410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor EntryFile entry = tag.contents.first(); 7664410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (tag.contents.remove(entry)) tag.blocks -= entry.blocks; 7674410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (mAllFiles.contents.remove(entry)) mAllFiles.blocks -= entry.blocks; 7684410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 7694410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor try { 7704410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor if (entry.file != null) entry.file.delete(); 7714410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor enrollEntry(new EntryFile(mDropBoxDir, entry.tag, entry.timestampMillis)); 7724410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } catch (IOException e) { 7738a9b22056b13477f59df934928c00c58b5871c95Joe Onorato Slog.e(TAG, "Can't write tombstone file", e); 7744410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 7754410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 7764410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 7774410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 7784410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor 7794410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor return mCachedQuotaBlocks * mBlockSize; 7804410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor } 7814410ec8f7cec6ab05a8c24c04fe2d5ed5d1e18dfDan Egnor} 782