CDS-UI: support gRPC integration with blueprint processor mS

- For deploy blueprint functionality

Change-Id: I35395ae315ac063c3bb3f6893956965ecb74e74e
Issue-ID: CCSDK-1274
Signed-off-by: Nirvan Ramjuttun <nirvan.ramjuttun@amdocs.com>

1 files changed, 86 insertions, 0 deletions

diff --git a/cds-ui/server/src/clients/blueprint-management-service-grpc-client.ts b/cds-ui/server/src/clients/blueprint-management-service-grpc-client.ts
new file mode 100644
index 000000000..b66b2a771
--- /dev/null
+++ b/cds-ui/server/src/clients/blueprint-management-service-grpc-client.ts
@@ -0,0 +1,86 @@
+/**
+  ~  Copyright © 2019 Bell Canada.
+  ~
+  ~  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.
+*/
+import * as fs from 'fs';
+import * as uuidv1 from 'uuid/v1';
+const grpc = require('grpc');
+import * as protoLoader from '@grpc/proto-loader';
+import {processorApiConfig} from '../config/app-config';
+
+const PROTO_PATH = processorApiConfig.grpc.bluePrintManagement.protoPath;
+
+// Suggested options for similarity to existing grpc.load behavior
+const packageDefinition: protoLoader.PackageDefinition = protoLoader.loadSync(
+    PROTO_PATH,
+    {
+        keepCase: true,
+        longs: String,
+        enums: String,
+        defaults: true,
+        oneofs: true
+    });
+
+const protoDescriptor = grpc.loadPackageDefinition(packageDefinition);
+// The protoDescriptor object has the full package hierarchy
+
+const stub = new protoDescriptor.org.onap.ccsdk.cds.controllerblueprints.management.api.BluePrintManagementService(
+    "" + processorApiConfig.grpc.host + ":" + processorApiConfig.grpc.port + "",
+    grpc.credentials.createInsecure());
+
+const metadata = new grpc.Metadata();
+metadata.add('Authorization', processorApiConfig.grpc.authToken);
+
+class BluePrintManagementServiceGrpcClient {
+
+    async uploadBlueprint(filePath: string): Promise<any> {
+
+        let input = {
+            commonHeader: {
+                timestamp: new Date(),
+                originatorId: "cds-ui",
+                requestId: uuidv1(),
+                subRequestId: "1234-56",
+            },
+            fileChunk: {
+                chunk: fs.readFileSync(filePath)
+            }
+        }
+
+        let removeTempFile = () => {
+            fs.unlink(filePath, (err: any) => {
+                if (err) {
+                    console.error(err);
+                }
+            });
+        }
+
+        return new Promise<any>((resolve, reject) => {
+            stub.uploadBlueprint(input, metadata, (err: any, output: any) => {
+                if (err) {
+                    removeTempFile();
+                    reject(err);
+                    return;
+                }
+
+                removeTempFile();
+                resolve(output);
+            });
+        });
+
+    }
+}
+
+export const bluePrintManagementServiceGrpcClient = new BluePrintManagementServiceGrpcClient();
+