Merge branch 'master' of sso://user/ahmetb/microservices-demo

.gitignore

@@ -0,0 +1,3 @@
+.DS_Store
+*.swp
+*~

src/recommendationservice/Dockerfile

@@ -8,9 +8,7 @@ ADD ./*.py /home/
 WORKDIR /home
 
 # set listen port
-ENV PORT="8080"
+ENV PORT "8080"
-
+EXPOSE 8080
-#set product catalog address
-ENV PRODUCT_CATALOG_SERVICE_ADDR="localhost:8081"
 
 ENTRYPOINT python /home/recommendation_server.py

src/recommendationservice/recommendation_server.py

@@ -30,7 +30,9 @@ if __name__ == "__main__":
     # get port from $PORT envar
     port = os.environ.get('PORT', "8080")
     # get product catalog service address from $PRODUCT_CATALOG_SERVICE_ADDR envar
-    catalog_addr = os.environ.get('PRODUCT_CATALOG_SERVICE_ADDR', "localhost:8081")
+    catalog_addr = os.environ.get('PRODUCT_CATALOG_SERVICE_ADDR', '')
+    if catalog_addr == "":
+        raise Exception('PRODUCT_CATALOG_SERVICE_ADDR environment not set')
 
     print("product catalog address: " + catalog_addr)
     print("listening on port: " + port)