gerrit.fd Code Review - honeycomb.git/blob

   1 /*
   2  * Copyright (c) 2016 Cisco and/or its affiliates.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at:
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package io.fd.honeycomb.infra.distro.data
  18
  19 import com.google.inject.Inject
  20 import com.google.inject.name.Named
  21 import groovy.transform.ToString
  22 import groovy.util.logging.Slf4j
  23 import io.fd.honeycomb.infra.distro.ProviderTrait
  24 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType
  25 import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitDeadlockException
  26 import org.opendaylight.controller.md.sal.dom.api.DOMDataBroker
  27 import org.opendaylight.controller.md.sal.dom.broker.impl.SerializedDOMDataBroker
  28 import org.opendaylight.controller.md.sal.dom.store.impl.InMemoryDOMDataStore
  29 import org.opendaylight.yangtools.util.concurrent.DeadlockDetectingListeningExecutorService
  30 import org.opendaylight.yangtools.util.concurrent.SpecialExecutors
  31
  32 @Slf4j
  33 @ToString
  34 class InmemoryDOMDataBrokerProvider extends ProviderTrait<DOMDataBroker> {
  35
  36     public static final String CONFIG = "config"
  37     public static final String OPERATIONAL = "operational"
  38
  39     @Inject
  40     @Named(InmemoryDOMDataBrokerProvider.CONFIG)
  41     InMemoryDOMDataStore cfgDataStore
  42
  43     @Inject
  44     @Named(InmemoryDOMDataBrokerProvider.OPERATIONAL)
  45     InMemoryDOMDataStore operDataStore
  46
  47     @Override
  48     def create() {
  49         // This Databroker is dedicated for netconf metadata, not expected to be under heavy load
  50         def listenableFutureExecutor = SpecialExecutors.newBlockingBoundedCachedThreadPool(1, 100, "commits")
  51         def commitExecutor = SpecialExecutors.newBoundedSingleThreadExecutor(100, "WriteTxCommit")
  52         // TODO try to provide more lightweight implementation of DataBroker, maybe a single executor would be enough
  53
  54         def map = [:]
  55         map.put(LogicalDatastoreType.CONFIGURATION, cfgDataStore)
  56         map.put(LogicalDatastoreType.OPERATIONAL, operDataStore)
  57
  58         new SerializedDOMDataBroker(map,
  59                 new DeadlockDetectingListeningExecutorService(commitExecutor,
  60                         TransactionCommitDeadlockException.DEADLOCK_EXCEPTION_SUPPLIER,
  61                         listenableFutureExecutor))
  62     }
  63 }