gerrit.onap Code Review - ccsdk/features.git/blob

   1 /*
   2  * ============LICENSE_START=======================================================
   3  * ONAP : ccsdk features
   4  * ================================================================================
   5  * Copyright (C) 2019 highstreet technologies GmbH Intellectual Property.
   6  * All rights reserved.
   7  * ================================================================================
   8  * Licensed under the Apache License, Version 2.0 (the "License");
   9  * you may not use this file except in compliance with the License.
  10  * You may obtain a copy of the License at
  11  *
  12  *     http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  * ============LICENSE_END=========================================================
  20  *
  21  */
  22 package org.onap.ccsdk.features.sdnr.wt.dataprovider.impl;
  23
  24 import com.google.common.util.concurrent.ListenableFuture;
  25 import java.io.IOException;
  26 import java.io.PrintWriter;
  27 import java.io.StringWriter;
  28 import java.util.Arrays;
  29 import java.util.Map;
  30 import java.util.Optional;
  31 import java.util.concurrent.ExecutionException;
  32 import java.util.concurrent.TimeUnit;
  33 import java.util.stream.Collectors;
  34 import org.eclipse.jdt.annotation.NonNull;
  35 import org.onap.ccsdk.features.sdnr.wt.common.configuration.ConfigurationFileRepresentation;
  36 import org.onap.ccsdk.features.sdnr.wt.common.database.HtDatabaseClient;
  37 import org.onap.ccsdk.features.sdnr.wt.dataprovider.database.DatabaseDataProvider;
  38 import org.onap.ccsdk.features.sdnr.wt.dataprovider.database.elasticsearch.impl.ElasticSearchDataProvider;
  39 import org.onap.ccsdk.features.sdnr.wt.dataprovider.database.elasticsearch.impl.HtUserdataManagerImpl;
  40 import org.onap.ccsdk.features.sdnr.wt.dataprovider.database.sqldb.data.SqlDBDataProvider;
  41 import org.onap.ccsdk.features.sdnr.wt.dataprovider.http.MsServlet;
  42 import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.DataProvider;
  43 import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.HtDatabaseMaintenance;
  44 import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.HtUserdataManager;
  45 import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.IEsConfig;
  46 import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.SdnrDbType;
  47 import org.opendaylight.mdsal.binding.api.DataBroker;
  48 import org.opendaylight.mdsal.binding.api.ReadTransaction;
  49 import org.opendaylight.mdsal.binding.api.RpcProviderService;
  50 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.keystore.rev171017.Keystore;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.keystore.rev171017.keystore.entry.KeyCredential;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.keystore.rev171017.keystore.entry.KeyCredentialKey;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.CreateMaintenanceInput;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.CreateMaintenanceOutput;
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.CreateMediatorServerInput;
  57 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.CreateMediatorServerOutput;
  58 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.CreateNetworkElementConnectionInput;
  59 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.CreateNetworkElementConnectionOutput;
  60 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.DataProviderService;
  61 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.DeleteMaintenanceInput;
  62 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.DeleteMaintenanceOutput;
  63 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.DeleteMediatorServerInput;
  64 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.DeleteMediatorServerOutput;
  65 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.DeleteNetworkElementConnectionInput;
  66 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.DeleteNetworkElementConnectionOutput;
  67 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadConnectionlogListInput;
  68 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadConnectionlogListOutput;
  69 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadEventlogListInput;
  70 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadEventlogListOutput;
  71 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadFaultcurrentListInput;
  72 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadFaultcurrentListOutput;
  73 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadFaultlogListInput;
  74 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadFaultlogListOutput;
  75 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadGuiCutThroughEntryInput;
  76 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadGuiCutThroughEntryOutput;
  77 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadInventoryListInput;
  78 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadInventoryListOutput;
  79 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadMaintenanceListInput;
  80 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadMaintenanceListOutput;
  81 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadMediatorServerListInput;
  82 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadMediatorServerListOutput;
  83 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadNetworkElementConnectionListInput;
  84 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadNetworkElementConnectionListOutput;
  85 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadPmdata15mDeviceListInput;
  86 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadPmdata15mDeviceListOutput;
  87 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadPmdata15mListInput;
  88 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadPmdata15mListOutput;
  89 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadPmdata15mLtpListInput;
  90 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadPmdata15mLtpListOutput;
  91 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadPmdata24hDeviceListInput;
  92 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadPmdata24hDeviceListOutput;
  93 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadPmdata24hListInput;
  94 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadPmdata24hListOutput;
  95 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadPmdata24hLtpListInput;
  96 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadPmdata24hLtpListOutput;
  97 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadStatusInput;
  98 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadStatusOutput;
  99 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadTlsKeyEntryInput;
 100 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadTlsKeyEntryOutput;
 101 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.ReadTlsKeyEntryOutputBuilder;
 102 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.UpdateMaintenanceInput;
 103 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.UpdateMaintenanceOutput;
 104 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.UpdateMediatorServerInput;
 105 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.UpdateMediatorServerOutput;
 106 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.UpdateNetworkElementConnectionInput;
 107 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.UpdateNetworkElementConnectionOutput;
 108 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.read.tls.key.entry.output.Pagination;
 109 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.read.tls.key.entry.output.PaginationBuilder;
 110 import org.opendaylight.yangtools.concepts.Builder;
 111 import org.opendaylight.yangtools.concepts.ObjectRegistration;
 112 import org.opendaylight.yangtools.yang.binding.DataObject;
 113 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
 114 import org.opendaylight.yangtools.yang.common.RpcError.ErrorType;
 115 import org.opendaylight.yangtools.yang.common.RpcResult;
 116 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
 117 import org.opendaylight.yangtools.yang.common.Uint32;
 118 import org.opendaylight.yangtools.yang.common.Uint64;
 119 import org.slf4j.Logger;
 120 import org.slf4j.LoggerFactory;
 121
 122 public class DataProviderServiceImpl implements DataProviderService, AutoCloseable {
 123
 124     private static final Logger LOG = LoggerFactory.getLogger(DataProviderServiceImpl.class);
 125     public static final String CONFIGURATIONFILE = "etc/dataprovider.properties";
 126     private static final long DATABASE_TIMEOUT_MS = 120 * 1000L;
 127     private static final @NonNull InstanceIdentifier<Keystore> KEYSTORE_IIF = InstanceIdentifier.create(Keystore.class);
 128     private static final Pagination EMPTY_PAGINATION = new PaginationBuilder().setSize(Uint32.valueOf(20))
 129             .setTotal(Uint64.valueOf(0)).setPage(Uint64.valueOf(1)).build();
 130     private static final long DEFAULT_PAGESIZE = 20;
 131     private static final long DEFAULT_PAGE = 1;
 132
 133     private final ObjectRegistration<@NonNull DataProviderServiceImpl> rpcReg;
 134     private final DatabaseDataProvider dataProvider;
 135     private final ConfigurationFileRepresentation configuration;
 136     private final DataProviderConfig dbConfig;
 137     private final HtUserdataManager dbUserManager;
 138     private final DataBroker dataBroker;
 139     private final MsServlet mediatorServerServlet;
 140
 141     public DataProviderServiceImpl(final RpcProviderService rpcProviderService, MsServlet mediatorServerServlet,
 142             DataBroker dataBroker) throws Exception {
 143         this.configuration = new ConfigurationFileRepresentation(CONFIGURATIONFILE);
 144         this.dbConfig = new DataProviderConfig(configuration);
 145         this.dataBroker = dataBroker;
 146         this.mediatorServerServlet = mediatorServerServlet;
 147         if (this.dbConfig.getDbType() == SdnrDbType.ELASTICSEARCH) {
 148             this.dataProvider = new ElasticSearchDataProvider(this.dbConfig.getEsConfig());
 149         } else {
 150             this.dataProvider = new SqlDBDataProvider(this.dbConfig.getMariadbConfig());
 151         }
 152         this.dataProvider.waitForYellowDatabaseStatus(DATABASE_TIMEOUT_MS, TimeUnit.MILLISECONDS);
 153         mediatorServerServlet.setDataProvider(this.dataProvider.getHtDatabaseMediatorServer());
 154         this.dbUserManager = new HtUserdataManagerImpl(this.dataProvider.getRawClient());
 155         // Register ourselves as the REST API RPC implementation
 156         LOG.info("Register RPC Service {}", DataProviderServiceImpl.class.getSimpleName());
 157         this.rpcReg = rpcProviderService.registerRpcImplementation(DataProviderService.class, this);
 158     }
 159
 160     private void sendResyncCallbackToApiGateway() {
 161         this.mediatorServerServlet.triggerReloadSync();
 162     }
 163
 164     /**
 165      * @return dataProvider
 166      */
 167     public DataProvider getDataProvider() {
 168         return dataProvider.getDataProvider();
 169     }
 170
 171     public HtDatabaseClient getRawClient() {
 172         return this.dataProvider.getRawClient();
 173     }
 174
 175     /**
 176      * @return data provider for Maintenance()
 177      */
 178     public HtDatabaseMaintenance getHtDatabaseMaintenance() {
 179         return dataProvider.getHtDatabaseMaintenance();
 180     }
 181
 182     /**
 183      * @return configuration object
 184      */
 185     public IEsConfig getEsConfig() {
 186         return dbConfig.getEsConfig();
 187     }
 188
 189
 190     @Override
 191     public void close() throws Exception {
 192         LOG.info("Close RPC Service");
 193         if (rpcReg != null) {
 194             rpcReg.close();
 195         }
 196     }
 197
 198     @Override
 199     public ListenableFuture<RpcResult<ReadFaultcurrentListOutput>> readFaultcurrentList(
 200             ReadFaultcurrentListInput input) {
 201         LOG.debug("RPC Request: readFaultCurrentList with input {}", input);
 202         RpcResultBuilder<ReadFaultcurrentListOutput> result =
 203                 read(() -> DataProviderServiceImpl.this.dataProvider.readFaultCurrentList(input));
 204         return result.buildFuture();
 205     }
 206
 207     @Override
 208     public ListenableFuture<RpcResult<ReadFaultlogListOutput>> readFaultlogList(ReadFaultlogListInput input) {
 209         LOG.debug("RPC Request: readFaultlogList with input {}", input);
 210         RpcResultBuilder<ReadFaultlogListOutput> result =
 211                 read(() -> DataProviderServiceImpl.this.dataProvider.readFaultLogList(input));
 212         return result.buildFuture();
 213     }
 214
 215     @Override
 216     public ListenableFuture<RpcResult<ReadMaintenanceListOutput>> readMaintenanceList(ReadMaintenanceListInput input) {
 217         LOG.debug("RPC Request: readMaintenanceList with input {}", input);
 218         RpcResultBuilder<ReadMaintenanceListOutput> result =
 219                 read(() -> DataProviderServiceImpl.this.dataProvider.readMaintenanceList(input));
 220         return result.buildFuture();
 221     }
 222
 223     @Override
 224     public ListenableFuture<RpcResult<ReadMediatorServerListOutput>> readMediatorServerList(
 225             ReadMediatorServerListInput input) {
 226         LOG.debug("RPC Request: readMediatorServerList with input {}", input);
 227         RpcResultBuilder<ReadMediatorServerListOutput> result =
 228                 read(() -> DataProviderServiceImpl.this.dataProvider.readMediatorServerList(input));
 229         return result.buildFuture();
 230     }
 231
 232     @Override
 233     public ListenableFuture<RpcResult<ReadNetworkElementConnectionListOutput>> readNetworkElementConnectionList(
 234             ReadNetworkElementConnectionListInput input) {
 235         LOG.debug("RPC Request: readNetworkElementConnectionList with input {}", input);
 236         RpcResultBuilder<ReadNetworkElementConnectionListOutput> result =
 237                 read(() -> DataProviderServiceImpl.this.dataProvider.readNetworkElementConnectionList(input));
 238         return result.buildFuture();
 239
 240     }
 241
 242     @Override
 243     public ListenableFuture<RpcResult<ReadPmdata15mListOutput>> readPmdata15mList(ReadPmdata15mListInput input) {
 244         LOG.debug("RPC Request: readPmdata15mList with input {}", input);
 245         RpcResultBuilder<ReadPmdata15mListOutput> result =
 246                 read(() -> DataProviderServiceImpl.this.dataProvider.readPmdata15mList(input));
 247         return result.buildFuture();
 248
 249     }
 250
 251     @Override
 252     public ListenableFuture<RpcResult<ReadPmdata24hListOutput>> readPmdata24hList(ReadPmdata24hListInput input) {
 253         LOG.debug("RPC Request: readPmdata24hList with input {}", input);
 254         RpcResultBuilder<ReadPmdata24hListOutput> result =
 255                 read(() -> DataProviderServiceImpl.this.dataProvider.readPmdata24hList(input));
 256         return result.buildFuture();
 257
 258     }
 259
 260     @Override
 261     public ListenableFuture<RpcResult<ReadStatusOutput>> readStatus(ReadStatusInput input) {
 262         LOG.debug("RPC Request: readStatusEntityList with input {}", input);
 263         RpcResultBuilder<ReadStatusOutput> result = read(() -> DataProviderServiceImpl.this.dataProvider.readStatus());
 264         return result.buildFuture();
 265
 266     }
 267
 268     @Override
 269     public ListenableFuture<RpcResult<ReadInventoryListOutput>> readInventoryList(ReadInventoryListInput input) {
 270         LOG.debug("RPC Request: readInventoryList with input {}", input);
 271         RpcResultBuilder<ReadInventoryListOutput> result =
 272                 read(() -> DataProviderServiceImpl.this.dataProvider.readInventoryList(input));
 273         return result.buildFuture();
 274     }
 275
 276     @Override
 277     public ListenableFuture<RpcResult<ReadPmdata15mLtpListOutput>> readPmdata15mLtpList(
 278             ReadPmdata15mLtpListInput input) {
 279         LOG.debug("RPC Request: readPmdata15mLtpList with input {}", input);
 280         RpcResultBuilder<ReadPmdata15mLtpListOutput> result =
 281                 read(() -> DataProviderServiceImpl.this.dataProvider.readPmdata15mLtpList(input));
 282         return result.buildFuture();
 283     }
 284
 285     @Override
 286     public ListenableFuture<RpcResult<ReadPmdata15mDeviceListOutput>> readPmdata15mDeviceList(
 287             ReadPmdata15mDeviceListInput input) {
 288         LOG.debug("RPC Request: readPmdata15mDeviceList with input {}", input);
 289         RpcResultBuilder<ReadPmdata15mDeviceListOutput> result =
 290                 read(() -> DataProviderServiceImpl.this.dataProvider.readPmdata15mDeviceList(input));
 291         return result.buildFuture();
 292     }
 293
 294     @Override
 295     public ListenableFuture<RpcResult<ReadPmdata24hLtpListOutput>> readPmdata24hLtpList(
 296             ReadPmdata24hLtpListInput input) {
 297         LOG.debug("RPC Request: readPmdata24hLtpList with input {}", input);
 298         RpcResultBuilder<ReadPmdata24hLtpListOutput> result =
 299                 read(() -> DataProviderServiceImpl.this.dataProvider.readPmdata24hLtpList(input));
 300         return result.buildFuture();
 301     }
 302
 303     @Override
 304     public ListenableFuture<RpcResult<ReadPmdata24hDeviceListOutput>> readPmdata24hDeviceList(
 305             ReadPmdata24hDeviceListInput input) {
 306         LOG.debug("RPC Request: readPmdata24hDeviceList with input {}", input);
 307         RpcResultBuilder<ReadPmdata24hDeviceListOutput> result =
 308                 read(() -> DataProviderServiceImpl.this.dataProvider.readPmdata24hDeviceList(input));
 309         return result.buildFuture();
 310     }
 311
 312     @Override
 313     public ListenableFuture<RpcResult<ReadConnectionlogListOutput>> readConnectionlogList(
 314             ReadConnectionlogListInput input) {
 315         LOG.debug("RPC Request: readConnectionlogList with input {}", input);
 316         RpcResultBuilder<ReadConnectionlogListOutput> result =
 317                 read(() -> DataProviderServiceImpl.this.dataProvider.readConnectionlogList(input));
 318         return result.buildFuture();
 319     }
 320
 321     @Override
 322     public ListenableFuture<RpcResult<CreateNetworkElementConnectionOutput>> createNetworkElementConnection(
 323             CreateNetworkElementConnectionInput input) {
 324         LOG.debug("RPC Request: createNetworkElementConnection with input {}", input);
 325         RpcResultBuilder<CreateNetworkElementConnectionOutput> result =
 326                 read(() -> DataProviderServiceImpl.this.dataProvider.createNetworkElementConnection(input));
 327         return result.buildFuture();
 328     }
 329
 330     @Override
 331     public ListenableFuture<RpcResult<UpdateNetworkElementConnectionOutput>> updateNetworkElementConnection(
 332             UpdateNetworkElementConnectionInput input) {
 333         LOG.debug("RPC Request: updateNetworkElementConnection with input {}", input);
 334         RpcResultBuilder<UpdateNetworkElementConnectionOutput> result =
 335                 read(() -> DataProviderServiceImpl.this.dataProvider.updateNetworkElementConnection(input));
 336         return result.buildFuture();
 337     }
 338
 339     @Override
 340     public ListenableFuture<RpcResult<DeleteNetworkElementConnectionOutput>> deleteNetworkElementConnection(
 341             DeleteNetworkElementConnectionInput input) {
 342         LOG.debug("RPC Request: deleteNetworkElementConnection with input {}", input);
 343         RpcResultBuilder<DeleteNetworkElementConnectionOutput> result =
 344                 read(() -> DataProviderServiceImpl.this.dataProvider.deleteNetworkElementConnection(input));
 345         return result.buildFuture();
 346     }
 347
 348     @Override
 349     public ListenableFuture<RpcResult<DeleteMediatorServerOutput>> deleteMediatorServer(
 350             DeleteMediatorServerInput input) {
 351         LOG.debug("RPC Request: deleteMediatorServer with input {}", input);
 352         RpcResultBuilder<DeleteMediatorServerOutput> result =
 353                 read(() -> DataProviderServiceImpl.this.dataProvider.deleteMediatorServer(input));
 354         this.sendResyncCallbackToApiGateway();
 355         return result.buildFuture();
 356     }
 357
 358     @Override
 359     public ListenableFuture<RpcResult<CreateMediatorServerOutput>> createMediatorServer(
 360             CreateMediatorServerInput input) {
 361         LOG.debug("RPC Request: createMediatorServer with input {}", input);
 362         RpcResultBuilder<CreateMediatorServerOutput> result =
 363                 read(() -> DataProviderServiceImpl.this.dataProvider.createMediatorServer(input));
 364         this.sendResyncCallbackToApiGateway();
 365         return result.buildFuture();
 366     }
 367
 368     @Override
 369     public ListenableFuture<RpcResult<CreateMaintenanceOutput>> createMaintenance(CreateMaintenanceInput input) {
 370         LOG.debug("RPC Request: createMaintenance with input {}", input);
 371         RpcResultBuilder<CreateMaintenanceOutput> result =
 372                 read(() -> DataProviderServiceImpl.this.dataProvider.createMaintenance(input));
 373         return result.buildFuture();
 374     }
 375
 376     @Override
 377     public ListenableFuture<RpcResult<DeleteMaintenanceOutput>> deleteMaintenance(DeleteMaintenanceInput input) {
 378         LOG.debug("RPC Request: deleteMaintenance with input {}", input);
 379         RpcResultBuilder<DeleteMaintenanceOutput> result =
 380                 read(() -> DataProviderServiceImpl.this.dataProvider.deleteMaintenance(input));
 381         return result.buildFuture();
 382     }
 383
 384     @Override
 385     public ListenableFuture<RpcResult<UpdateMediatorServerOutput>> updateMediatorServer(
 386             UpdateMediatorServerInput input) {
 387         LOG.debug("RPC Request: updateMediatorServer with input {}", input);
 388         RpcResultBuilder<UpdateMediatorServerOutput> result =
 389                 read(() -> DataProviderServiceImpl.this.dataProvider.updateMediatorServer(input));
 390         this.sendResyncCallbackToApiGateway();
 391         return result.buildFuture();
 392     }
 393
 394     @Override
 395     public ListenableFuture<RpcResult<UpdateMaintenanceOutput>> updateMaintenance(UpdateMaintenanceInput input) {
 396         LOG.debug("RPC Request: updateMaintenance with input {}", input);
 397         RpcResultBuilder<UpdateMaintenanceOutput> result =
 398                 read(() -> DataProviderServiceImpl.this.dataProvider.updateMaintenance(input));
 399         return result.buildFuture();
 400     }
 401
 402     @Override
 403     public ListenableFuture<RpcResult<ReadEventlogListOutput>> readEventlogList(ReadEventlogListInput input) {
 404         LOG.debug("RPC Request: readEventlogList with input {}", input);
 405         RpcResultBuilder<ReadEventlogListOutput> result =
 406                 read(() -> DataProviderServiceImpl.this.dataProvider.readEventlogList(input));
 407         return result.buildFuture();
 408     }
 409
 410     @Override
 411     public ListenableFuture<RpcResult<ReadGuiCutThroughEntryOutput>> readGuiCutThroughEntry(
 412             ReadGuiCutThroughEntryInput input) {
 413         LOG.debug("RPC Request: getGuiCutThroughEntry with input {}", input);
 414         RpcResultBuilder<ReadGuiCutThroughEntryOutput> result =
 415                 read(() -> DataProviderServiceImpl.this.dataProvider.readGuiCutThroughEntry(input));
 416         return result.buildFuture();
 417     }
 418
 419     @Override
 420     public ListenableFuture<RpcResult<ReadTlsKeyEntryOutput>> readTlsKeyEntry(ReadTlsKeyEntryInput input) {
 421         LOG.debug("RPC Request: readTlsKeyEntry with input {}", input);
 422         RpcResultBuilder<ReadTlsKeyEntryOutput> result = read(() -> DataProviderServiceImpl.this.readTlsKeys(input));
 423         return result.buildFuture();
 424     }
 425
 426     // -- private classes and functions
 427
 428     private ReadTlsKeyEntryOutputBuilder readTlsKeys(ReadTlsKeyEntryInput input) {
 429         Optional<Keystore> result = Optional.empty();
 430         try (ReadTransaction transaction = this.dataBroker.newReadOnlyTransaction()) {
 431             result = transaction.read(LogicalDatastoreType.CONFIGURATION, KEYSTORE_IIF).get();
 432         } catch (ExecutionException e) {
 433             LOG.warn("problem reading netconf-keystore: ", e);
 434
 435         } catch (InterruptedException e) {
 436             LOG.warn("Interrupted!", e);
 437             // Restore interrupted state...
 438             Thread.currentThread().interrupt();
 439         }
 440         ReadTlsKeyEntryOutputBuilder output = new ReadTlsKeyEntryOutputBuilder();
 441         if (result.isEmpty()) {
 442             return output.setData(Arrays.asList()).setPagination(EMPTY_PAGINATION);
 443         }
 444         Map<KeyCredentialKey, KeyCredential> keyCredential = result.get().getKeyCredential();
 445         if (keyCredential == null) {
 446             return output.setData(Arrays.asList()).setPagination(EMPTY_PAGINATION);
 447         }
 448         org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.entity.input.Pagination pagination =
 449                 input.getPagination();
 450         long pageNum = pagination == null ? DEFAULT_PAGE
 451                 : pagination.getPage() == null ? DEFAULT_PAGE : pagination.getPage().longValue();
 452         long size = pagination == null ? DEFAULT_PAGESIZE
 453                 : pagination.getSize() == null ? DEFAULT_PAGESIZE : pagination.getSize().longValue();
 454         long from = pageNum > 0 ? (pageNum - 1) * size : 0;
 455         output.setData(keyCredential.keySet().stream().skip(from).limit(size).map(e -> e.getKeyId())
 456                 .collect(Collectors.toList()));
 457         output.setPagination(new PaginationBuilder().setPage(Uint64.valueOf(pageNum))
 458                 .setSize(Uint32.valueOf(output.getData().size())).setTotal(Uint64.valueOf(keyCredential.size()))
 459                 .build());
 460         return output;
 461     }
 462
 463     private static String assembleExceptionMessage(Exception e) {
 464         StringWriter sw = new StringWriter();
 465         PrintWriter pw = new PrintWriter(sw);
 466         e.printStackTrace(pw);
 467
 468         StringBuffer buf = new StringBuffer();
 469         buf.append("Exception: ");
 470         buf.append(sw.toString());
 471         return buf.toString();
 472     }
 473
 474     private interface GetEntityInput<O extends DataObject> {
 475         Builder<O> get() throws IOException;
 476     }
 477
 478     private static <O extends DataObject, I extends DataObject> RpcResultBuilder<O> read(
 479             GetEntityInput<O> inputgetter) {
 480         RpcResultBuilder<O> result;
 481         try {
 482             Builder<O> outputBuilder = inputgetter.get();
 483             result = RpcResultBuilder.success(outputBuilder);
 484         } catch (Exception e) {
 485             LOG.info("Exception", e);
 486             result = RpcResultBuilder.failed();
 487             result.withError(ErrorType.APPLICATION, assembleExceptionMessage(e));
 488         }
 489         return result;
 490     }
 491
 492     public HtUserdataManager getHtDatabaseUserManager() {
 493         return this.dbUserManager;
 494     }
 495
 496
 497
 498 }