/*- * ============LICENSE_START======================================================= * Copyright (C) 2019 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.sdnc.northbound.provider; import com.google.common.util.concurrent.CheckedFuture; import com.google.common.util.concurrent.Futures; import com.google.common.util.concurrent.ListenableFuture; import com.google.gson.Gson; import java.text.DateFormat; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Date; import java.util.List; import java.util.TimeZone; import java.util.concurrent.ExecutionException; import java.util.concurrent.ExecutorService; import java.util.concurrent.Executors; import org.json.JSONObject; import org.onap.sdnc.northbound.exceptions.NearRtRicNotFoundException; import org.onap.sdnc.northbound.restadpter.NearRicUrlProvider; import org.onap.sdnc.northbound.restadpter.RestAdapter; import org.onap.sdnc.northbound.restadpter.RestAdapterImpl; import org.opendaylight.controller.md.sal.binding.api.DataBroker; import org.opendaylight.controller.md.sal.binding.api.NotificationPublishService; import org.opendaylight.controller.md.sal.binding.api.WriteTransaction; import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException; import org.opendaylight.controller.sal.binding.api.BindingAwareBroker; import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.A1ADAPTERAPIService; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.CreatePolicyInstanceInput; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.CreatePolicyInstanceOutput; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.CreatePolicyInstanceOutputBuilder; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.CreatePolicyTypeInput; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.CreatePolicyTypeOutput; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.CreatePolicyTypeOutputBuilder; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.DeletePolicyInstanceInput; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.DeletePolicyInstanceOutput; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.DeletePolicyInstanceOutputBuilder; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.DeletePolicyTypeInput; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.DeletePolicyTypeOutput; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.DeletePolicyTypeOutputBuilder; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetHealthCheckInput; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetHealthCheckOutput; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetHealthCheckOutputBuilder; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetNearRTRICsInput; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetNearRTRICsOutput; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetNearRTRICsOutputBuilder; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyInstanceInput; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyInstanceOutput; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyInstanceOutputBuilder; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyInstancesInput; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyInstancesOutput; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyInstancesOutputBuilder; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyTypeInput; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyTypeOutput; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyTypeOutputBuilder; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyTypesInput; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyTypesOutput; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetPolicyTypesOutputBuilder; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetStatusInput; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetStatusOutput; import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.a1.adapter.rev191002.GetStatusOutputBuilder; import org.opendaylight.yangtools.yang.common.RpcResult; import org.opendaylight.yangtools.yang.common.RpcResultBuilder; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.http.HttpStatus; import org.springframework.http.ResponseEntity; import org.springframework.web.client.RestClientResponseException; /** * 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-RIC throught the IP passed over the payload and calls the corresponding Near-RIC over * Rest API * *
* * @author lathishbabu.ganesan@est.tech * */ public class NonrtRicApiProvider implements AutoCloseable, A1ADAPTERAPIService { protected static final String APP_NAME = "nonrt-ric-api"; protected static final String NO_SERVICE_LOGIC_ACTIVE = "No service logic active for "; private static final String NON_NULL_PARAM = "non-null"; private static final String NULL_PARAM = "null"; private final Logger log = LoggerFactory.getLogger(NonrtRicApiProvider.class); private final ExecutorService executor; protected DataBroker dataBroker; protected NotificationPublishService notificationService; protected RpcProviderRegistry rpcRegistry; protected BindingAwareBroker.RpcRegistration> rpcRegistration; private RestAdapter restAdapter; private NearRicUrlProvider nearRicUrlProvider; public NonrtRicApiProvider(DataBroker dataBroker, NotificationPublishService notificationPublishService, RpcProviderRegistry rpcProviderRegistry) { log.info("Creating provider for {}", APP_NAME); executor = Executors.newFixedThreadPool(1); setDataBroker(dataBroker); setNotificationService(notificationPublishService); setRpcRegistry(rpcProviderRegistry); initialize(); } public void initialize() { log.info("Initializing provider for {}", APP_NAME); createContainers(); restAdapter = new RestAdapterImpl(); nearRicUrlProvider = new NearRicUrlProvider(); log.info("Initialization complete for {}", APP_NAME); } protected void initializeChild() { // Override if you have custom initialization intelligence } @Override public void close() throws Exception { log.info("Closing provider for {}", APP_NAME); executor.shutdown(); rpcRegistration.close(); log.info("Successfully closed provider for {}", APP_NAME); } private static class Iso8601Util { private static TimeZone timeZone = TimeZone.getTimeZone("UTC"); private static DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'"); private Iso8601Util() {} static { dateFormat.setTimeZone(timeZone); } private static String now() { return dateFormat.format(new Date()); } } public void setDataBroker(DataBroker dataBroker) { this.dataBroker = dataBroker; if (log.isDebugEnabled()) { log.debug("DataBroker set to {}", dataBroker == null ? NULL_PARAM : NON_NULL_PARAM); } } public void setNotificationService(NotificationPublishService notificationService) { this.notificationService = notificationService; if (log.isDebugEnabled()) { log.debug("Notification Service set to {}", notificationService == null ? NULL_PARAM : NON_NULL_PARAM); } } public void setRpcRegistry(RpcProviderRegistry rpcRegistry) { this.rpcRegistry = rpcRegistry; if (log.isDebugEnabled()) { log.debug("RpcRegistry set to {}", rpcRegistry == null ? NULL_PARAM : NON_NULL_PARAM); } } private void createContainers() { final WriteTransaction t = dataBroker.newReadWriteTransaction(); try { CheckedFuturecheckedFuture = t.submit(); checkedFuture.get(); log.info("Create containers succeeded!"); } catch (InterruptedException | ExecutionException e) { log.error("Create containers failed: ", e); } } @Override public ListenableFuture > createPolicyInstance( CreatePolicyInstanceInput input) { log.info("Start of createPolicyInstance"); CreatePolicyInstanceOutputBuilder responseBuilder = new CreatePolicyInstanceOutputBuilder(); try { String uri = nearRicUrlProvider.getPolicyInstanceId(String.valueOf(input.getNearRtRicId()), String.valueOf(input.getPolicyTypeId()), String.valueOf(input.getPolicyInstanceId())); log.info("PUT Request input.getPolicyInstance() : {} ", input.getPolicyInstance()); ResponseEntity response = restAdapter.put(uri, input.getPolicyInstance()); responseBuilder.setCode(response.getStatusCode().toString()); } catch (NearRtRicNotFoundException ex) { log.error("Caught exception: {}", ex); responseBuilder.setCode(HttpStatus.INTERNAL_SERVER_ERROR.toString()); } catch (RestClientResponseException ex) { log.error("Caught exception: {}", ex); responseBuilder.setCode(String.valueOf(ex.getRawStatusCode())); } log.info("End of createPolicyInstance"); RpcResult rpcResult = RpcResultBuilder . status(true).withResult(responseBuilder.build()).build(); return Futures.immediateFuture(rpcResult); } @Override public ListenableFuture > createPolicyType( CreatePolicyTypeInput input) { log.info("Start of createPolicyType"); CreatePolicyTypeOutputBuilder responseBuilder = new CreatePolicyTypeOutputBuilder(); try { String uri = nearRicUrlProvider.getPolicyTypeId(String.valueOf(input.getNearRtRicId()), String.valueOf(input.getPolicyTypeId())); log.info("PUT Request input.getPolicyType() : {} ", input.getPolicyType()); ResponseEntity response = restAdapter.put(uri, input.getPolicyType()); responseBuilder.setCode(response.getStatusCode().toString()); } catch (NearRtRicNotFoundException ex) { log.error("Caught exception: {}", ex); responseBuilder.setCode(HttpStatus.INTERNAL_SERVER_ERROR.toString()); } catch (RestClientResponseException ex) { log.error("Caught exception: {}", ex); responseBuilder.setCode(String.valueOf(ex.getRawStatusCode())); } log.info("End of createPolicyType"); RpcResult rpcResult = RpcResultBuilder . status(true).withResult(responseBuilder.build()).build(); return Futures.immediateFuture(rpcResult); } @Override public ListenableFuture > deletePolicyInstance( DeletePolicyInstanceInput input) { log.info("Start of deletePolicyInstance"); DeletePolicyInstanceOutputBuilder responseBuilder = new DeletePolicyInstanceOutputBuilder(); try { String uri = nearRicUrlProvider.getPolicyInstanceId(String.valueOf(input.getNearRtRicId()), String.valueOf(input.getPolicyTypeId()), String.valueOf(input.getPolicyInstanceId())); ResponseEntity response = restAdapter.delete(uri); responseBuilder.setCode(response.getStatusCode().toString()); } catch (NearRtRicNotFoundException ex) { log.error("Caught exception: {}", ex); responseBuilder.setCode(HttpStatus.INTERNAL_SERVER_ERROR.toString()); } catch (RestClientResponseException ex) { log.error("Caught exception: {}", ex); responseBuilder.setCode(String.valueOf(ex.getRawStatusCode())); } log.info("End of deletePolicyInstance"); RpcResult rpcResult = RpcResultBuilder . status(true).withResult(responseBuilder.build()).build(); return Futures.immediateFuture(rpcResult); } @Override public ListenableFuture > deletePolicyType( DeletePolicyTypeInput input) { log.info("Start of deletePolicyType"); DeletePolicyTypeOutputBuilder responseBuilder = new DeletePolicyTypeOutputBuilder(); try { String uri = nearRicUrlProvider.getPolicyTypeId(String.valueOf(input.getNearRtRicId()), String.valueOf(input.getPolicyTypeId())); ResponseEntity response = restAdapter.delete(uri); responseBuilder.setCode(response.getStatusCode().toString()); } catch (NearRtRicNotFoundException ex) { log.error("Caught exception: {}", ex); responseBuilder.setCode(HttpStatus.INTERNAL_SERVER_ERROR.toString()); } catch (RestClientResponseException ex) { log.error("Caught exception: {}", ex); responseBuilder.setCode(String.valueOf(ex.getRawStatusCode())); } log.info("End of deletePolicyType"); RpcResult rpcResult = RpcResultBuilder . status(true).withResult(responseBuilder.build()).build(); return Futures.immediateFuture(rpcResult); } @Override public ListenableFuture > getHealthCheck( GetHealthCheckInput input) { log.info("Start of getHealthCheck"); GetHealthCheckOutputBuilder responseBuilder = new GetHealthCheckOutputBuilder(); try { String uri = nearRicUrlProvider.getHealthCheck(String.valueOf(input.getNearRtRicId())); ResponseEntity