Set CPS Project Status to 'Mature'

[cps.git] / cps-ncmp-rest / src / main / java / org / onap / cps / ncmp / rest / controller / handlers / NcmpPassthroughResourceRequestHandler.java

diff --git a/cps-ncmp-rest/src/main/java/org/onap/cps/ncmp/rest/controller/handlers/NcmpPassthroughResourceRequestHandler.java b/cps-ncmp-rest/src/main/java/org/onap/cps/ncmp/rest/controller/handlers/NcmpPassthroughResourceRequestHandler.java
index 5da8c91..1f87865 100644 (file)
--- a/cps-ncmp-rest/src/main/java/org/onap/cps/ncmp/rest/controller/handlers/NcmpPassthroughResourceRequestHandler.java
+++ b/cps-ncmp-rest/src/main/java/org/onap/cps/ncmp/rest/controller/handlers/NcmpPassthroughResourceRequestHandler.java
@@ -1,6 +1,6 @@
 /*
  *  ============LICENSE_START=======================================================
- *  Copyright (C) 2022-2023 Nordix Foundation
+ *  Copyright (C) 2022-2024 Nordix Foundation
  *  ================================================================================
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
@@ -25,13 +25,17 @@ import static org.onap.cps.ncmp.api.impl.operations.OperationType.READ;
 
 import java.util.Map;
 import java.util.UUID;
+import java.util.function.BiConsumer;
 import java.util.function.Supplier;
 import org.onap.cps.ncmp.api.NetworkCmProxyDataService;
 import org.onap.cps.ncmp.api.impl.exception.InvalidDatastoreException;
 import org.onap.cps.ncmp.api.impl.operations.DatastoreType;
 import org.onap.cps.ncmp.api.impl.operations.OperationType;
+import org.onap.cps.ncmp.api.impl.utils.data.operation.ResourceDataOperationRequestUtils;
+import org.onap.cps.ncmp.api.models.CmResourceAddress;
 import org.onap.cps.ncmp.api.models.DataOperationRequest;
 import org.onap.cps.ncmp.rest.exceptions.OperationNotSupportedException;
+import org.onap.cps.ncmp.rest.exceptions.PayloadTooLargeException;
 import org.onap.cps.ncmp.rest.executor.CpsNcmpTaskExecutor;
 import org.onap.cps.ncmp.rest.util.TopicValidator;
 import org.springframework.http.ResponseEntity;
@@ -44,6 +48,10 @@ public class NcmpPassthroughResourceRequestHandler extends NcmpDatastoreRequestH
 
     private static final Object noReturn = null;
 
+    private static final int MAXIMUM_CM_HANDLES_PER_OPERATION = 50000;
+
+    private static final String PAYLOAD_TOO_LARGE_TEMPLATE = "Operation '%s' affects too many (%d) cm handles";
+
     /**
      * Constructor.
      *
@@ -61,68 +69,86 @@ public class NcmpPassthroughResourceRequestHandler extends NcmpDatastoreRequestH
      *
      * @param topicParamInQuery        the topic param in query
      * @param dataOperationRequest     data operation request details for resource data
+     * @param authorization            contents of Authorization header, or null if not present
      * @return the response entity
      */
     public ResponseEntity<Object> executeRequest(final String topicParamInQuery,
-                                                 final DataOperationRequest
-                                                     dataOperationRequest) {
+                                                 final DataOperationRequest dataOperationRequest,
+                                                 final String authorization) {
         validateDataOperationRequest(topicParamInQuery, dataOperationRequest);
         if (!notificationFeatureEnabled) {
             return ResponseEntity.ok(Map.of("status",
                 "Asynchronous request is unavailable as notification feature is currently disabled."));
         }
-        return getRequestIdAndSendDataOperationRequestToDmiService(topicParamInQuery, dataOperationRequest);
+        return getRequestIdAndSendDataOperationRequestToDmiService(topicParamInQuery, dataOperationRequest,
+                authorization);
     }
 
     @Override
-    protected Supplier<Object> getTaskSupplierForGetRequest(final String datastoreName,
-                                                            final String cmHandleId,
-                                                            final String resourceIdentifier,
+    protected Supplier<Object> getTaskSupplierForGetRequest(final CmResourceAddress cmResourceAddress,
                                                             final String optionsParamInQuery,
                                                             final String topicParamInQuery,
                                                             final String requestId,
                                                             final boolean includeDescendants,
                                                             final String authorization) {
 
-        return () -> networkCmProxyDataService.getResourceDataForCmHandle(
-            datastoreName, cmHandleId, resourceIdentifier, optionsParamInQuery, topicParamInQuery, requestId,
-            authorization);
+        return () -> networkCmProxyDataService.getResourceDataForCmHandle(cmResourceAddress, optionsParamInQuery,
+            topicParamInQuery, requestId, authorization);
     }
 
-    private ResponseEntity<Object> getRequestIdAndSendDataOperationRequestToDmiService(final String topicParamInQuery,
-                                                                                       final DataOperationRequest
-                                                                                           dataOperationRequest) {
+    private ResponseEntity<Object> getRequestIdAndSendDataOperationRequestToDmiService(
+            final String topicParamInQuery,
+            final DataOperationRequest dataOperationRequest,
+            final String authorization) {
         final String requestId = UUID.randomUUID().toString();
-        cpsNcmpTaskExecutor.executeTask(
-            getTaskSupplierForDataOperationRequest(topicParamInQuery, dataOperationRequest, requestId),
+        cpsNcmpTaskExecutor.executeTaskWithErrorHandling(
+            getTaskSupplierForDataOperationRequest(topicParamInQuery, dataOperationRequest, requestId, authorization),
+            getTaskCompletionHandlerForDataOperationRequest(topicParamInQuery, dataOperationRequest, requestId),
             timeOutInMilliSeconds);
         return ResponseEntity.ok(Map.of("requestId", requestId));
     }
 
     private void validateDataOperationRequest(final String topicParamInQuery,
-                                              final DataOperationRequest
-                                                  dataOperationRequest) {
+                                              final DataOperationRequest dataOperationRequest) {
         TopicValidator.validateTopicName(topicParamInQuery);
         dataOperationRequest.getDataOperationDefinitions().forEach(dataOperationDetail -> {
             if (OperationType.fromOperationName(dataOperationDetail.getOperation()) != READ) {
                 throw new OperationNotSupportedException(
                     dataOperationDetail.getOperation() + " operation not yet supported");
-            } else if (DatastoreType.fromDatastoreName(dataOperationDetail.getDatastore()) == OPERATIONAL) {
+            }
+            if (DatastoreType.fromDatastoreName(dataOperationDetail.getDatastore()) == OPERATIONAL) {
                 throw new InvalidDatastoreException(dataOperationDetail.getDatastore()
                     + " datastore is not supported");
             }
+            if (dataOperationDetail.getCmHandleIds().size() > MAXIMUM_CM_HANDLES_PER_OPERATION) {
+                final String errorMessage = String.format(PAYLOAD_TOO_LARGE_TEMPLATE,
+                    dataOperationDetail.getOperationId(),
+                    dataOperationDetail.getCmHandleIds().size());
+                throw new PayloadTooLargeException(errorMessage);
+            }
         });
     }
 
     private Supplier<Object> getTaskSupplierForDataOperationRequest(final String topicParamInQuery,
                                                                     final DataOperationRequest dataOperationRequest,
-                                                                    final String requestId) {
+                                                                    final String requestId,
+                                                                    final String authorization) {
         return () -> {
             networkCmProxyDataService.executeDataOperationForCmHandles(topicParamInQuery,
                 dataOperationRequest,
-                requestId);
+                requestId,
+                authorization);
             return noReturn;
         };
     }
 
+    private static BiConsumer<Object, Throwable> getTaskCompletionHandlerForDataOperationRequest(
+            final String topicParamInQuery,
+            final DataOperationRequest dataOperationRequest,
+            final String requestId) {
+        return (result, throwable) ->
+                ResourceDataOperationRequestUtils.handleAsyncTaskCompletionForDataOperationsRequest(topicParamInQuery,
+                        requestId, dataOperationRequest, throwable);
+    }
+
 }