fix currenservice ports

kubernetes-manifests/currencyservice.yaml

@@ -32,6 +32,9 @@ spec:
         ports:
         - name: grpc
           containerPort: 7000
+        env:
+          - name: PORT
+            value: "7000"
         readinessProbe:
           exec:
             command: ["/bin/grpc_health_probe", "-addr=:7000"]

src/currencyservice/server.js

@@ -36,7 +36,7 @@ const protoLoader = require('@grpc/proto-loader');
 const MAIN_PROTO_PATH = path.join(__dirname, './proto/demo.proto');
 const HEALTH_PROTO_PATH = path.join(__dirname, './proto/grpc/health/v1/health.proto');
 
-const PORT = 7000;
+const PORT = process.env.PORT;
 
 const shopProto = _loadProto(MAIN_PROTO_PATH).hipstershop;
 const healthProto = _loadProto(HEALTH_PROTO_PATH).grpc.health.v1;