diff options
author | Christian Schneppe <christian@pix-art.de> | 2018-01-21 21:20:59 +0100 |
---|---|---|
committer | Christian Schneppe <christian@pix-art.de> | 2018-01-21 21:29:00 +0100 |
commit | 062e51bdccde6f72d9c7cacc8408ec3b2827fa8d (patch) | |
tree | 872147770eee51865fca09852add112cddee87e8 /src/main/java | |
parent | ea8ca07e11770399eb9b4cfc3649d6fe574da1c3 (diff) |
permanently cache last resolver result
Diffstat (limited to '')
5 files changed, 119 insertions, 47 deletions
diff --git a/src/main/java/de/pixart/messenger/Config.java b/src/main/java/de/pixart/messenger/Config.java index 625b395ff..849e9d486 100644 --- a/src/main/java/de/pixart/messenger/Config.java +++ b/src/main/java/de/pixart/messenger/Config.java @@ -117,9 +117,6 @@ public final class Config { public static final long MAM_MAX_CATCHUP = MILLISECONDS_IN_DAY * 5; public static final int MAM_MAX_MESSAGES = 750; - public static final long FREQUENT_RESTARTS_DETECTION_WINDOW = 8 * 60 * 60 * 1000; // 8 hours - public static final long FREQUENT_RESTARTS_THRESHOLD = 8; - public static final ChatState DEFAULT_CHATSTATE = ChatState.ACTIVE; public static final int TYPING_TIMEOUT = 5; diff --git a/src/main/java/de/pixart/messenger/persistance/DatabaseBackend.java b/src/main/java/de/pixart/messenger/persistance/DatabaseBackend.java index 09a018d3d..cc334addb 100644 --- a/src/main/java/de/pixart/messenger/persistance/DatabaseBackend.java +++ b/src/main/java/de/pixart/messenger/persistance/DatabaseBackend.java @@ -49,6 +49,7 @@ import de.pixart.messenger.entities.Roster; import de.pixart.messenger.entities.ServiceDiscoveryResult; import de.pixart.messenger.services.ShortcutService; import de.pixart.messenger.utils.CryptoHelper; +import de.pixart.messenger.utils.Resolver; import de.pixart.messenger.xmpp.jid.InvalidJidException; import de.pixart.messenger.xmpp.jid.Jid; import de.pixart.messenger.xmpp.mam.MamReference; @@ -58,7 +59,7 @@ public class DatabaseBackend extends SQLiteOpenHelper { private static DatabaseBackend instance = null; public static final String DATABASE_NAME = "history"; - public static final int DATABASE_VERSION = 39; // = Conversations DATABASE_VERSION + 1 + public static final int DATABASE_VERSION = 40; // = Conversations DATABASE_VERSION + 1 private static String CREATE_CONTATCS_STATEMENT = "create table " + Contact.TABLENAME + "(" + Contact.ACCOUNT + " TEXT, " @@ -145,8 +146,17 @@ public class DatabaseBackend extends SQLiteOpenHelper { + ") ON CONFLICT IGNORE" + ");"; - private static String START_TIMES_TABLE = "start_times"; - private static String CREATE_START_TIMES_TABLE = "create table " + START_TIMES_TABLE + " (timestamp NUMBER);"; + private static String RESOLVER_RESULTS_TABLENAME = "resolver_results"; + private static String CREATE_RESOLVER_RESULTS_TABLE = "create table " + RESOLVER_RESULTS_TABLENAME + "(" + + Resolver.Result.DOMAIN + " TEXT," + + Resolver.Result.HOSTNAME + " TEXT," + + Resolver.Result.IP + " BLOB," + + Resolver.Result.PRIORITY + " NUMBER," + + Resolver.Result.DIRECT_TLS + " NUMBER," + + Resolver.Result.AUTHENTICATED + " NUMBER," + + Resolver.Result.PORT + " NUMBER," + + "UNIQUE(" + Resolver.Result.DOMAIN + ") ON CONFLICT REPLACE" + + ");"; private static String CREATE_MESSAGE_TIME_INDEX = "create INDEX message_time_index ON " + Message.TABLENAME + "(" + Message.TIME_SENT + ")"; private static String CREATE_MESSAGE_CONVERSATION_INDEX = "create INDEX message_conversation_index ON " + Message.TABLENAME + "(" + Message.CONVERSATION + ")"; @@ -209,7 +219,7 @@ public class DatabaseBackend extends SQLiteOpenHelper { db.execSQL(CREATE_SIGNED_PREKEYS_STATEMENT); db.execSQL(CREATE_IDENTITIES_STATEMENT); db.execSQL(CREATE_PRESENCE_TEMPLATES_STATEMENT); - db.execSQL(CREATE_START_TIMES_TABLE); + db.execSQL(CREATE_RESOLVER_RESULTS_TABLE); } @Override @@ -366,9 +376,6 @@ public class DatabaseBackend extends SQLiteOpenHelper { db.execSQL("ALTER TABLE " + Message.TABLENAME + " ADD COLUMN " + Message.ERROR_MESSAGE + " TEXT"); } - if (oldVersion < 30 && newVersion >= 30) { - db.execSQL(CREATE_START_TIMES_TABLE); - } if (oldVersion >= 15 && oldVersion < 31 && newVersion >= 31) { db.execSQL("ALTER TABLE " + SQLiteAxolotlStore.IDENTITIES_TABLENAME + " ADD COLUMN " + SQLiteAxolotlStore.TRUST + " TEXT"); db.execSQL("ALTER TABLE " + SQLiteAxolotlStore.IDENTITIES_TABLENAME + " ADD COLUMN " + SQLiteAxolotlStore.ACTIVE + " NUMBER"); @@ -475,6 +482,10 @@ public class DatabaseBackend extends SQLiteOpenHelper { if (oldVersion < 39 && newVersion >= 39) { db.execSQL("ALTER TABLE " + Message.TABLENAME + " ADD COLUMN " + Message.MARKABLE + " NUMBER DEFAULT 0"); } + + if (oldVersion < 40 && newVersion >= 40) { + db.execSQL(CREATE_RESOLVER_RESULTS_TABLE); + } } private static ContentValues createFingerprintStatusContentValues(FingerprintStatus.Trust trust, boolean active) { @@ -615,6 +626,28 @@ public class DatabaseBackend extends SQLiteOpenHelper { return result; } + public void saveResolverResult(String domain, Resolver.Result result) { + SQLiteDatabase db = this.getWritableDatabase(); + ContentValues contentValues = result.toContentValues(); + contentValues.put(Resolver.Result.DOMAIN, domain); + db.insert(RESOLVER_RESULTS_TABLENAME, null, contentValues); + } + + public Resolver.Result findResolverResult(String domain) { + SQLiteDatabase db = this.getReadableDatabase(); + String where = Resolver.Result.DOMAIN + "=?"; + String[] whereArgs = {domain}; + Cursor cursor = db.query(RESOLVER_RESULTS_TABLENAME, null, where, whereArgs, null, null, null); + Resolver.Result result = null; + if (cursor != null) { + if (cursor.moveToFirst()) { + result = Resolver.Result.fromCursor(cursor); + } + cursor.close(); + } + return result; + } + public void insertPresenceTemplate(PresenceTemplate template) { SQLiteDatabase db = this.getWritableDatabase(); db.insert(PresenceTemplate.TABELNAME, null, template.getContentValues()); @@ -1442,37 +1475,6 @@ public class DatabaseBackend extends SQLiteOpenHelper { deleteArgs); } - public boolean startTimeCountExceedsThreshold() { - SQLiteDatabase db = this.getWritableDatabase(); - long cleanBeforeTimestamp = System.currentTimeMillis() - Config.FREQUENT_RESTARTS_DETECTION_WINDOW; - db.execSQL("delete from " + START_TIMES_TABLE + " where timestamp < " + cleanBeforeTimestamp); - ContentValues values = new ContentValues(); - values.put("timestamp", System.currentTimeMillis()); - db.insert(START_TIMES_TABLE, null, values); - String[] columns = new String[]{"count(timestamp)"}; - Cursor cursor = db.query(START_TIMES_TABLE, columns, null, null, null, null, null); - int count; - if (cursor.moveToFirst()) { - count = cursor.getInt(0); - } else { - count = 0; - } - cursor.close(); - Log.d(Config.LOGTAG, "start time counter reached " + count); - return count >= Config.FREQUENT_RESTARTS_THRESHOLD; - } - - public void clearStartTimeCounter(boolean justOne) { - SQLiteDatabase db = this.getWritableDatabase(); - if (justOne) { - db.execSQL("delete from "+START_TIMES_TABLE+" where timestamp in (select timestamp from "+START_TIMES_TABLE+" order by timestamp desc limit 1)"); - Log.d(Config.LOGTAG,"do not count start up after being swiped away"); - } else { - Log.d(Config.LOGTAG,"resetting start time counter"); - db.execSQL("delete from " + START_TIMES_TABLE); - } - } - public List<ShortcutService.FrequentContact> getFrequentContacts(int days) { SQLiteDatabase db = this.getReadableDatabase(); final String SQL = "select " + Conversation.TABLENAME + "." + Conversation.ACCOUNT + "," + Conversation.TABLENAME + "." + Conversation.CONTACTJID + " from " + Conversation.TABLENAME + " join " + Message.TABLENAME + " on conversations.uuid=messages.conversationUuid where messages.status!=0 and carbon==0 and conversations.mode=0 and messages.timeSent>=? group by conversations.uuid order by count(body) desc limit 4;"; diff --git a/src/main/java/de/pixart/messenger/services/XmppConnectionService.java b/src/main/java/de/pixart/messenger/services/XmppConnectionService.java index 6dbd07209..eee8a30ac 100644 --- a/src/main/java/de/pixart/messenger/services/XmppConnectionService.java +++ b/src/main/java/de/pixart/messenger/services/XmppConnectionService.java @@ -1085,10 +1085,6 @@ public class XmppConnectionService extends Service { Log.d(Config.LOGTAG, "restoring accounts..."); this.accounts = databaseBackend.getAccounts(); - if (databaseBackend.startTimeCountExceedsThreshold()) { - Log.d(Config.LOGTAG, "number of restarts exceeds threshold."); - } - final SharedPreferences.Editor editor = getPreferences().edit(); if (this.accounts.size() == 0 && Arrays.asList("Sony", "Sony Ericsson").contains(Build.MANUFACTURER)) { editor.putBoolean(SettingsActivity.SHOW_FOREGROUND_SERVICE, true); @@ -1199,7 +1195,6 @@ public class XmppConnectionService extends Service { private void logoutAndSave(boolean stop) { int activeAccounts = 0; - databaseBackend.clearStartTimeCounter(true); // regular swipes don't count towards restart counter for (final Account account : accounts) { if (account.getStatus() != Account.State.DISABLED) { activeAccounts++; diff --git a/src/main/java/de/pixart/messenger/utils/Resolver.java b/src/main/java/de/pixart/messenger/utils/Resolver.java index ddff9cb59..e4a612f5f 100644 --- a/src/main/java/de/pixart/messenger/utils/Resolver.java +++ b/src/main/java/de/pixart/messenger/utils/Resolver.java @@ -1,11 +1,14 @@ package de.pixart.messenger.utils; +import android.content.ContentValues; +import android.database.Cursor; import android.support.annotation.NonNull; import android.util.Log; import java.io.IOException; import java.net.Inet4Address; import java.net.InetAddress; +import java.net.UnknownHostException; import java.util.ArrayList; import java.util.Collections; import java.util.HashSet; @@ -40,6 +43,7 @@ public class Resolver { private static XmppConnectionService SERVICE = null; + public static void init(XmppConnectionService service) { Resolver.SERVICE = service; DNSClient.removeDNSServerLookupMechanism(AndroidUsingExec.INSTANCE); @@ -50,7 +54,6 @@ public class Resolver { public static List<Result> resolve(String domain) throws NetworkIsUnreachableException { List<Result> results = new ArrayList<>(); HashSet<String> messages = new HashSet<>(); - try { results.addAll(resolveSrv(domain, true)); } catch (MultipleIoException e) { @@ -173,6 +176,41 @@ public class Resolver { } public static class Result implements Comparable<Result> { + @Override + public boolean equals(Object o) { + if (this == o) return true; + if (o == null || getClass() != o.getClass()) return false; + + Result result = (Result) o; + + if (port != result.port) return false; + if (directTls != result.directTls) return false; + if (authenticated != result.authenticated) return false; + if (priority != result.priority) return false; + if (ip != null ? !ip.equals(result.ip) : result.ip != null) return false; + return hostname != null ? hostname.equals(result.hostname) : result.hostname == null; + } + + @Override + public int hashCode() { + int result = ip != null ? ip.hashCode() : 0; + result = 31 * result + (hostname != null ? hostname.hashCode() : 0); + result = 31 * result + port; + result = 31 * result + (directTls ? 1 : 0); + result = 31 * result + (authenticated ? 1 : 0); + result = 31 * result + priority; + return result; + } + + public static final String DOMAIN = "domain"; + + public static final String IP = "ip"; + public static final String HOSTNAME = "hostname"; + public static final String PORT = "port"; + public static final String PRIORITY = "priority"; + public static final String DIRECT_TLS = "directTls"; + public static final String AUTHENTICATED = "authenticated"; + private InetAddress ip; private DNSName hostname; private int port = 5222; @@ -255,6 +293,32 @@ public class Resolver { public static Result createDefault(DNSName hostname) { return createDefault(hostname, null); } + + public static Result fromCursor(Cursor cursor) { + final Result result = new Result(); + try { + result.ip = InetAddress.getByAddress(cursor.getBlob(cursor.getColumnIndex(IP))); + } catch (UnknownHostException e) { + result.ip = null; + } + result.hostname = DNSName.from(cursor.getString(cursor.getColumnIndex(HOSTNAME))); + result.port = cursor.getInt(cursor.getColumnIndex(PORT)); + result.priority = cursor.getInt(cursor.getColumnIndex(PRIORITY)); + result.authenticated = cursor.getInt(cursor.getColumnIndex(AUTHENTICATED)) > 0; + result.directTls = cursor.getInt(cursor.getColumnIndex(DIRECT_TLS)) > 0; + return result; + } + + public ContentValues toContentValues() { + final ContentValues contentValues = new ContentValues(); + contentValues.put(IP, ip.getAddress()); + contentValues.put(HOSTNAME, hostname.toString()); + contentValues.put(PORT, port); + contentValues.put(PRIORITY, priority); + contentValues.put(DIRECT_TLS, directTls ? 1 : 0); + contentValues.put(AUTHENTICATED, authenticated ? 1 : 0); + return contentValues; + } } public static class NetworkIsUnreachableException extends Exception { diff --git a/src/main/java/de/pixart/messenger/xmpp/XmppConnection.java b/src/main/java/de/pixart/messenger/xmpp/XmppConnection.java index 58329609a..c6b913677 100644 --- a/src/main/java/de/pixart/messenger/xmpp/XmppConnection.java +++ b/src/main/java/de/pixart/messenger/xmpp/XmppConnection.java @@ -380,7 +380,18 @@ public class XmppConnection implements Runnable { throw new IOException(e.getMessage()); } } else { + final String domain = account.getJid().getDomainpart(); List<Resolver.Result> results = Resolver.resolve(account.getJid().getDomainpart()); + Resolver.Result storedBackupResult; + if (!Thread.currentThread().isInterrupted()) { + storedBackupResult = mXmppConnectionService.databaseBackend.findResolverResult(domain); + if (storedBackupResult != null && !results.contains(storedBackupResult)) { + results.add(storedBackupResult); + Log.d(Config.LOGTAG, account.getJid().toBareJid() + ": loaded backup resolver result from db: " + storedBackupResult); + } + } else { + storedBackupResult = null; + } for (Iterator<Resolver.Result> iterator = results.iterator(); iterator.hasNext(); ) { final Resolver.Result result = iterator.next(); if (Thread.currentThread().isInterrupted()) { @@ -430,6 +441,9 @@ public class XmppConnection implements Runnable { } if (startXmpp(localSocket)) { + if (!result.equals(storedBackupResult)) { + mXmppConnectionService.databaseBackend.saveResolverResult(domain, result); + } break; // successfully connected to server that speaks xmpp } else { localSocket.close(); |