southbound/southbound-impl/src/main/java/org/opendaylight/ovsdb/southbound/OvsdbConnectionInstance.java

   1 /*
   2  * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.ovsdb.southbound;
   9
  10 import java.util.List;
  11 import java.util.Set;
  12 import java.util.concurrent.ExecutionException;
  13
  14 import org.opendaylight.ovsdb.lib.EchoServiceCallbackFilters;
  15 import org.opendaylight.ovsdb.lib.LockAquisitionCallback;
  16 import org.opendaylight.ovsdb.lib.LockStolenCallback;
  17 import org.opendaylight.ovsdb.lib.MonitorCallBack;
  18 import org.opendaylight.ovsdb.lib.MonitorHandle;
  19 import org.opendaylight.ovsdb.lib.OvsdbClient;
  20 import org.opendaylight.ovsdb.lib.OvsdbConnectionInfo;
  21 import org.opendaylight.ovsdb.lib.message.MonitorRequest;
  22 import org.opendaylight.ovsdb.lib.message.MonitorRequestBuilder;
  23 import org.opendaylight.ovsdb.lib.message.MonitorSelect;
  24 import org.opendaylight.ovsdb.lib.message.TableUpdates;
  25 import org.opendaylight.ovsdb.lib.notation.Row;
  26 import org.opendaylight.ovsdb.lib.operations.Operation;
  27 import org.opendaylight.ovsdb.lib.operations.OperationResult;
  28 import org.opendaylight.ovsdb.lib.operations.TransactionBuilder;
  29 import org.opendaylight.ovsdb.lib.schema.DatabaseSchema;
  30 import org.opendaylight.ovsdb.lib.schema.GenericTableSchema;
  31 import org.opendaylight.ovsdb.lib.schema.TableSchema;
  32 import org.opendaylight.ovsdb.lib.schema.typed.TypedBaseTable;
  33 import org.opendaylight.ovsdb.southbound.transactions.md.OvsdbNodeCreateCommand;
  34 import org.opendaylight.ovsdb.southbound.transactions.md.TransactionInvoker;
  35 import org.slf4j.Logger;
  36 import org.slf4j.LoggerFactory;
  37
  38 import com.google.common.collect.Lists;
  39 import com.google.common.util.concurrent.ListenableFuture;
  40
  41 public class OvsdbConnectionInstance implements OvsdbClient {
  42     private static final Logger LOG = LoggerFactory.getLogger(OvsdbConnectionInstance.class);
  43     private OvsdbClient client;
  44     private OvsdbClientKey key;
  45     private TransactionInvoker txInvoker;
  46     private MonitorCallBack callback;
  47
  48     OvsdbConnectionInstance(OvsdbClientKey key,OvsdbClient client,TransactionInvoker txInvoker) {
  49         this.key = key;
  50         this.client = client;
  51         this.txInvoker = txInvoker;
  52         txInvoker.invoke(new OvsdbNodeCreateCommand(key, null,null));
  53         registerCallBack();
  54     }
  55
  56     private void registerCallBack() {
  57         this.callback = new OvsdbMonitorCallback(key,txInvoker);
  58         try {
  59             List<String> databases = getDatabases().get();
  60             if(databases != null) {
  61                 for (String database : databases) {
  62                     DatabaseSchema dbSchema = getSchema(database).get();
  63                     if(dbSchema != null) {
  64                         monitorAllTables(database, dbSchema);
  65                     } else {
  66                         LOG.warn("No schema reported for database {} for key {}",database,key);
  67                     }
  68                 }
  69             } else {
  70                 LOG.warn("No databases reported from {}",key);
  71             }
  72         } catch (InterruptedException | ExecutionException e) {
  73             LOG.warn("Exception attempting to initialize {}: {}",key,e);
  74         }
  75     }
  76
  77     private void monitorAllTables(String database, DatabaseSchema dbSchema) {
  78         Set<String> tables = dbSchema.getTables();
  79         if(tables != null) {
  80             List<MonitorRequest<GenericTableSchema>> monitorRequests = Lists.newArrayList();
  81             for (String tableName : tables) {
  82                 GenericTableSchema tableSchema = dbSchema.table(tableName, GenericTableSchema.class);
  83                 Set<String> columns = tableSchema.getColumns();
  84                 MonitorRequestBuilder<GenericTableSchema> monitorBuilder = MonitorRequestBuilder.builder(tableSchema);
  85                 for (String column : columns) {
  86                     monitorBuilder.addColumn(column);
  87                 }
  88                 monitorRequests.add(monitorBuilder.with(new MonitorSelect(true, true, true, true)).build());
  89             }
  90             this.callback.update(monitor(dbSchema, monitorRequests, callback),dbSchema);
  91         } else {
  92             LOG.warn("No tables for schema {} for database {} for key {}",dbSchema,database,key);
  93         }
  94     }
  95
  96     public ListenableFuture<List<String>> getDatabases() {
  97         return client.getDatabases();
  98     }
  99
 100     public ListenableFuture<DatabaseSchema> getSchema(String database) {
 101         return client.getSchema(database);
 102     }
 103
 104     public TransactionBuilder transactBuilder(DatabaseSchema dbSchema) {
 105         return client.transactBuilder(dbSchema);
 106     }
 107
 108     public ListenableFuture<List<OperationResult>> transact(
 109             DatabaseSchema dbSchema, List<Operation> operations) {
 110         return client.transact(dbSchema, operations);
 111     }
 112
 113     public <E extends TableSchema<E>> TableUpdates monitor(
 114             DatabaseSchema schema, List<MonitorRequest<E>> monitorRequests,
 115             MonitorCallBack callback) {
 116         return client.monitor(schema, monitorRequests, callback);
 117     }
 118
 119     public void cancelMonitor(MonitorHandle handler) {
 120         client.cancelMonitor(handler);
 121     }
 122
 123     public void lock(String lockId, LockAquisitionCallback lockedCallBack,
 124             LockStolenCallback stolenCallback) {
 125         client.lock(lockId, lockedCallBack, stolenCallback);
 126     }
 127
 128     public ListenableFuture<Boolean> steal(String lockId) {
 129         return client.steal(lockId);
 130     }
 131
 132     public ListenableFuture<Boolean> unLock(String lockId) {
 133         return client.unLock(lockId);
 134     }
 135
 136     public void startEchoService(EchoServiceCallbackFilters callbackFilters) {
 137         client.startEchoService(callbackFilters);
 138     }
 139
 140     public void stopEchoService() {
 141         client.stopEchoService();
 142     }
 143
 144     public OvsdbConnectionInfo getConnectionInfo() {
 145         return client.getConnectionInfo();
 146     }
 147
 148     public boolean isActive() {
 149         return client.isActive();
 150     }
 151
 152     public void disconnect() {
 153         client.disconnect();
 154     }
 155
 156     public DatabaseSchema getDatabaseSchema(String dbName) {
 157         return client.getDatabaseSchema(dbName);
 158     }
 159
 160     public <T extends TypedBaseTable<?>> T createTypedRowWrapper(Class<T> klazz) {
 161         return client.createTypedRowWrapper(klazz);
 162     }
 163
 164     public <T extends TypedBaseTable<?>> T createTypedRowWrapper(
 165             DatabaseSchema dbSchema, Class<T> klazz) {
 166         return client.createTypedRowWrapper(dbSchema, klazz);
 167     }
 168
 169     public <T extends TypedBaseTable<?>> T getTypedRowWrapper(Class<T> klazz,
 170             Row<GenericTableSchema> row) {
 171         return client.getTypedRowWrapper(klazz, row);
 172     }
 173
 174     public OvsdbClientKey getKey() {
 175         return key;
 176     }
 177
 178     public void setKey(OvsdbClientKey key) {
 179         this.key = key;
 180     }
 181 }