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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2020 Nordix Foundation.
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.ccsdk.features.a1.adapter;
import com.google.common.util.concurrent.Futures;
import com.google.common.util.concurrent.ListenableFuture;
import java.util.Properties;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import org.onap.ccsdk.sli.core.sli.provider.MdsalHelper;
import org.opendaylight.controller.md.sal.binding.api.DataBroker;
import org.opendaylight.controller.md.sal.binding.api.NotificationPublishService;
import org.opendaylight.controller.sal.binding.api.BindingAwareBroker;
import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.A1ADAPTERAPIService;
import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.DeleteA1PolicyInput;
import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.DeleteA1PolicyInputBuilder;
import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.DeleteA1PolicyOutput;
import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.DeleteA1PolicyOutputBuilder;
import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.GetA1PolicyInput;
import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.GetA1PolicyInputBuilder;
import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.GetA1PolicyOutput;
import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.GetA1PolicyOutputBuilder;
import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.GetA1PolicyStatusInput;
import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.GetA1PolicyStatusInputBuilder;
import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.GetA1PolicyStatusOutput;
import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.GetA1PolicyStatusOutputBuilder;
import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.GetA1PolicyTypeInput;
import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.GetA1PolicyTypeInputBuilder;
import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.GetA1PolicyTypeOutput;
import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.GetA1PolicyTypeOutputBuilder;
import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.PutA1PolicyInput;
import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.PutA1PolicyInputBuilder;
import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.PutA1PolicyOutput;
import org.opendaylight.yang.gen.v1.org.onap.a1.adapter.rev200122.PutA1PolicyOutputBuilder;
import org.opendaylight.yangtools.yang.common.RpcResult;
import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Defines a base implementation for your provider. This class overrides the generated interface from the YANG model and
* implements the request model for the A1 interface. This class identifies the Near-RT RIC throught the IP passed over
* the payload and calls the corresponding Near-RT RIC over Rest API
*
*/
@SuppressWarnings("squid:S1874") // "@Deprecated" code should not be used
public class A1AdapterProvider implements AutoCloseable, A1ADAPTERAPIService {
private static final String A1_ADAPTER_API = "A1-ADAPTER-API";
private static final String RESPONSE_BODY = "responseBody";
private static final String RESPONSE_CODE = "response-code";
private static final String SYNC = "sync";
private static final String ADDING_INPUT_DATA_MESSAGE = "Adding INPUT data for {} input: {}";
private static final String A1_ADAPTER_CLIENT_GRAPH_MESSAGE = "A1AdapterClient has a Directed Graph for '{}'";
private static final String SERVICE_EXCEPTION_MESSAGE = "Caught exception executing service logic for {}, {}";
private static final String NO_SERVICE_LOGIC_ACTIVE_MESSAGE = "No service logic active for A1Adapter: '{}'";
private static final String LOOKUP_SERVICE_LOGIC_EXCEPTION_MESSAGE = "Caught exception looking for service logic, {}";
private static final Logger log = LoggerFactory.getLogger(A1AdapterProvider.class);
private static final String APPLICATION_NAME = "a1Adapter-api";
private final ExecutorService executor;
protected DataBroker dataBroker;
protected NotificationPublishService notificationService;
protected RpcProviderRegistry rpcRegistry;
protected BindingAwareBroker.RpcRegistration<A1ADAPTERAPIService> rpcRegistration;
private final A1AdapterClient a1AdapterClient;
public A1AdapterProvider(final DataBroker dataBroker, final NotificationPublishService notificationPublishService,
final RpcProviderRegistry rpcProviderRegistry, final A1AdapterClient a1AdapterClient) {
log.info("Creating provider for {}", APPLICATION_NAME);
executor = Executors.newFixedThreadPool(1);
this.dataBroker = dataBroker;
this.notificationService = notificationPublishService;
this.rpcRegistry = rpcProviderRegistry;
this.a1AdapterClient = a1AdapterClient;
initialize();
}
public void initialize() {
log.info("Initializing provider for {}", APPLICATION_NAME);
rpcRegistration = rpcRegistry.addRpcImplementation(A1ADAPTERAPIService.class, this);
log.info("Initialization complete for {}", APPLICATION_NAME);
}
protected void initializeChild() {
// Override if you have custom initialization intelligence
}
@Override
public void close() throws Exception {
log.info("Closing provider for {}", APPLICATION_NAME);
executor.shutdown();
rpcRegistration.close();
log.info("Successfully closed provider for {}", APPLICATION_NAME);
}
@Override
public ListenableFuture<RpcResult<DeleteA1PolicyOutput>> deleteA1Policy(DeleteA1PolicyInput input) {
log.info("Start of deleteA1Policy");
final String svcOperation = "deleteA1Policy";
Properties parms = new Properties();
DeleteA1PolicyOutputBuilder deleteResponse = new DeleteA1PolicyOutputBuilder();
// add input to parms
log.info(ADDING_INPUT_DATA_MESSAGE, svcOperation, input);
DeleteA1PolicyInputBuilder inputBuilder = new DeleteA1PolicyInputBuilder(input);
MdsalHelper.toProperties(parms, inputBuilder.build());
logSliParameters(parms);
// Call SLI sync method
try {
if (a1AdapterClient.hasGraph(A1_ADAPTER_API, svcOperation, null, SYNC)) {
log.info(A1_ADAPTER_CLIENT_GRAPH_MESSAGE, svcOperation);
try {
Properties responseParms = a1AdapterClient.execute(A1_ADAPTER_API, svcOperation, null, SYNC, deleteResponse, parms);
logResponse(responseParms);
deleteResponse.setHttpStatus(Integer.valueOf(responseParms.getProperty(RESPONSE_CODE)));
} catch (Exception e) {
log.error(SERVICE_EXCEPTION_MESSAGE, svcOperation, e.getMessage());
deleteResponse.setHttpStatus(500);
}
} else {
log.error(NO_SERVICE_LOGIC_ACTIVE_MESSAGE, svcOperation);
deleteResponse.setHttpStatus(503);
}
} catch (Exception e) {
log.error(LOOKUP_SERVICE_LOGIC_EXCEPTION_MESSAGE, e.getMessage());
deleteResponse.setHttpStatus(500);
}
RpcResult<DeleteA1PolicyOutput> rpcResult =
RpcResultBuilder.<DeleteA1PolicyOutput>status(true).withResult(deleteResponse.build()).build();
log.info("End of deleteA1Policy");
return Futures.immediateFuture(rpcResult);
}
@Override
public ListenableFuture<RpcResult<GetA1PolicyOutput>> getA1Policy(GetA1PolicyInput input) {
log.info("Start of getA1Policy");
final String svcOperation = "getA1Policy";
Properties parms = new Properties();
GetA1PolicyOutputBuilder policyResponse = new GetA1PolicyOutputBuilder();
// add input to parms
log.info(ADDING_INPUT_DATA_MESSAGE, svcOperation, input);
GetA1PolicyInputBuilder inputBuilder = new GetA1PolicyInputBuilder(input);
MdsalHelper.toProperties(parms, inputBuilder.build());
logSliParameters(parms);
// Call SLI sync method
try {
if (a1AdapterClient.hasGraph(A1_ADAPTER_API, svcOperation, null, SYNC)) {
log.info(A1_ADAPTER_CLIENT_GRAPH_MESSAGE, svcOperation);
try {
Properties responseParms = a1AdapterClient.execute(A1_ADAPTER_API, svcOperation, null, SYNC, policyResponse, parms);
logResponse(responseParms);
policyResponse.setBody(responseParms.getProperty(RESPONSE_BODY));
policyResponse.setHttpStatus(Integer.valueOf(responseParms.getProperty(RESPONSE_CODE)));
} catch (Exception e) {
log.error(SERVICE_EXCEPTION_MESSAGE, svcOperation, e.getMessage());
policyResponse.setHttpStatus(500);
}
} else {
log.error(NO_SERVICE_LOGIC_ACTIVE_MESSAGE, svcOperation);
policyResponse.setHttpStatus(503);
}
} catch (Exception e) {
log.error(LOOKUP_SERVICE_LOGIC_EXCEPTION_MESSAGE, e.getMessage());
policyResponse.setHttpStatus(500);
}
RpcResult<GetA1PolicyOutput> rpcResult =
RpcResultBuilder.<GetA1PolicyOutput>status(true).withResult(policyResponse.build()).build();
log.info("End of getA1Policy");
return Futures.immediateFuture(rpcResult);
}
@Override
public ListenableFuture<RpcResult<GetA1PolicyStatusOutput>> getA1PolicyStatus(GetA1PolicyStatusInput input) {
log.info("Start of getA1PolicyStatus");
final String svcOperation = "getA1PolicyStatus";
Properties parms = new Properties();
GetA1PolicyStatusOutputBuilder policyStatusResponse = new GetA1PolicyStatusOutputBuilder();
// add input to parms
log.info(ADDING_INPUT_DATA_MESSAGE, svcOperation, input);
GetA1PolicyStatusInputBuilder inputBuilder = new GetA1PolicyStatusInputBuilder(input);
MdsalHelper.toProperties(parms, inputBuilder.build());
logSliParameters(parms);
// Call SLI sync method
try {
if (a1AdapterClient.hasGraph(A1_ADAPTER_API, svcOperation, null, SYNC)) {
log.info(A1_ADAPTER_CLIENT_GRAPH_MESSAGE, svcOperation);
try {
Properties responseParms = a1AdapterClient.execute(A1_ADAPTER_API, svcOperation, null, SYNC, policyStatusResponse, parms);
logResponse(responseParms);
policyStatusResponse.setBody(responseParms.getProperty(RESPONSE_BODY));
policyStatusResponse.setHttpStatus(Integer.valueOf(responseParms.getProperty(RESPONSE_CODE)));
} catch (Exception e) {
log.error(SERVICE_EXCEPTION_MESSAGE, svcOperation, e.getMessage());
policyStatusResponse.setHttpStatus(500);
}
} else {
log.error(NO_SERVICE_LOGIC_ACTIVE_MESSAGE, svcOperation);
policyStatusResponse.setHttpStatus(503);
}
} catch (Exception e) {
log.error(LOOKUP_SERVICE_LOGIC_EXCEPTION_MESSAGE, e.getMessage());
policyStatusResponse.setHttpStatus(500);
}
RpcResult<GetA1PolicyStatusOutput> rpcResult =
RpcResultBuilder.<GetA1PolicyStatusOutput>status(true).withResult(policyStatusResponse.build()).build();
log.info("End of getA1PolicyStatus");
return Futures.immediateFuture(rpcResult);
}
@Override
public ListenableFuture<RpcResult<GetA1PolicyTypeOutput>> getA1PolicyType(GetA1PolicyTypeInput input) {
log.info("Start of getA1PolicyType");
final String svcOperation = "getA1PolicyType";
Properties parms = new Properties();
GetA1PolicyTypeOutputBuilder policyTypeResponse = new GetA1PolicyTypeOutputBuilder();
// add input to parms
log.info(ADDING_INPUT_DATA_MESSAGE, svcOperation, input);
GetA1PolicyTypeInputBuilder inputBuilder = new GetA1PolicyTypeInputBuilder(input);
MdsalHelper.toProperties(parms, inputBuilder.build());
logSliParameters(parms);
// Call SLI sync method
try {
if (a1AdapterClient.hasGraph(A1_ADAPTER_API, svcOperation, null, SYNC)) {
log.info(A1_ADAPTER_CLIENT_GRAPH_MESSAGE, svcOperation);
try {
Properties responseParms = a1AdapterClient.execute(A1_ADAPTER_API, svcOperation, null, SYNC, policyTypeResponse, parms);
logResponse(responseParms);
policyTypeResponse.setBody(responseParms.getProperty(RESPONSE_BODY));
policyTypeResponse.setHttpStatus(Integer.valueOf(responseParms.getProperty(RESPONSE_CODE)));
} catch (Exception e) {
log.error(SERVICE_EXCEPTION_MESSAGE, svcOperation, e.getMessage());
policyTypeResponse.setHttpStatus(500);
}
} else {
log.error(NO_SERVICE_LOGIC_ACTIVE_MESSAGE, svcOperation);
policyTypeResponse.setHttpStatus(503);
}
} catch (Exception e) {
log.error(LOOKUP_SERVICE_LOGIC_EXCEPTION_MESSAGE, e.getMessage());
policyTypeResponse.setHttpStatus(500);
}
RpcResult<GetA1PolicyTypeOutput> rpcResult =
RpcResultBuilder.<GetA1PolicyTypeOutput>status(true).withResult(policyTypeResponse.build()).build();
log.info("End of getA1PolicyType");
return Futures.immediateFuture(rpcResult);
}
@Override
public ListenableFuture<RpcResult<PutA1PolicyOutput>> putA1Policy(PutA1PolicyInput input) {
log.info("Start of putA1Policy");
final String svcOperation = "putA1Policy";
Properties parms = new Properties();
PutA1PolicyOutputBuilder policyResponse = new PutA1PolicyOutputBuilder();
// add input to parms
log.info(ADDING_INPUT_DATA_MESSAGE, svcOperation, input);
PutA1PolicyInputBuilder inputBuilder = new PutA1PolicyInputBuilder(input);
MdsalHelper.toProperties(parms, inputBuilder.build());
logSliParameters(parms);
// Call SLI sync method
try {
if (a1AdapterClient.hasGraph(A1_ADAPTER_API, svcOperation, null, SYNC)) {
log.info(A1_ADAPTER_CLIENT_GRAPH_MESSAGE, svcOperation);
try {
Properties responseParms = a1AdapterClient.execute(A1_ADAPTER_API, svcOperation, null, SYNC, policyResponse, parms);
logResponse(responseParms);
policyResponse.setBody(responseParms.getProperty(RESPONSE_BODY));
policyResponse.setHttpStatus(Integer.valueOf(responseParms.getProperty(RESPONSE_CODE)));
} catch (Exception e) {
log.error(SERVICE_EXCEPTION_MESSAGE, svcOperation, e.getMessage());
policyResponse.setHttpStatus(500);
}
} else {
log.error(NO_SERVICE_LOGIC_ACTIVE_MESSAGE, svcOperation);
policyResponse.setHttpStatus(503);
}
} catch (Exception e) {
log.error(LOOKUP_SERVICE_LOGIC_EXCEPTION_MESSAGE, e.getMessage());
policyResponse.setHttpStatus(500);
}
RpcResult<PutA1PolicyOutput> rpcResult =
RpcResultBuilder.<PutA1PolicyOutput>status(true).withResult(policyResponse.build()).build();
log.info("End of putA1Policy");
return Futures.immediateFuture(rpcResult);
}
private void logSliParameters(Properties parms) {
log.info("Printing SLI parameters to be passed");
// iterate properties file to get key-value pairs
for (String key : parms.stringPropertyNames()) {
String value = parms.getProperty(key);
log.info("The SLI parameter in {} is: {}", key, value);
}
}
private void logResponse(Properties responseParms) {
log.info("responseBody::{}", responseParms.getProperty(RESPONSE_BODY));
log.info("responseCode::{}", responseParms.getProperty(RESPONSE_CODE));
log.info("responseMessage::{}", responseParms.getProperty("response-message"));
}
}
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