Using K8s for message-broker connection

build.py

 import os
+import shutil
 
 docker_reg = 'localhost:5000'
+DOCKER_COMPOSE_NAME = "Dockerfile"
 
 paths = []
 for r, _, f in os.walk('./'):
     for file in f:
-        if 'Dockerfile' == file:
+        if DOCKER_COMPOSE_NAME == file:
             paths.append(os.path.join(r, ''))
 
 command_args = [{'path': path,
-# ./transaction-hub-out/tokenized-decision-making-microservice/Dockerfile
-# -> tokenized-decision-making
-#'name': '-'.join(str(path).split('/')[2].split('-')[:-1])}
-'name': str(path).split('/')[2]}
-for path
-in paths]
+    'name': str(path).split('/')[2]}
+    for path
+    in paths]
 
 for command_arg in command_args:
+    path = command_arg['path']
     image_name = f"{docker_reg}/{command_arg['name']}"
-    os.system(f"docker image build -t {image_name} {command_arg['path']}")
+
+    # copy Dockerfile into root dir to have access to modules folder
+    shutil.copy2(os.path.join(path, DOCKER_COMPOSE_NAME), './')
+    os.system(f"docker image build -t {image_name} .")
+    os.remove(DOCKER_COMPOSE_NAME)
+
     os.system(f"docker push {image_name}")
     print(f"Finished {image_name}")
\ No newline at end of file

message-broker/deployment/loadbalancer.yml

@@ -2,7 +2,7 @@ apiVersion: v1
 kind: Service
 
 metadata:
-  name: rabbit-mq-endpoint
+  name: rabbit-mq
   
 spec:
   type: LoadBalancer

transaction-hub-in/trace-retrieval-microservice/Dockerfile

@@ -7,11 +7,13 @@ ENV https_proxy http://proxy.uni-klu.ac.at:3128/
 RUN apt-get update
 RUN pip install flask
 RUN pip install connexion[swagger-ui]
+RUN pip install pika
 
 EXPOSE 5000
 
 WORKDIR /app
-COPY app/ /app/
+COPY transaction-hub-in/trace-retrieval-microservice/app/ /app/
+COPY modules/ /app/
 RUN chmod a+x main.py
 
 CMD ["python", "./main.py"]
\ No newline at end of file

transaction-hub-in/trace-retrieval-microservice/app/main.py

@@ -10,6 +10,9 @@ import connexion
 from messaging.MessageReceiver import MessageReceiver
 from messaging.MessageSender import MessageSender
 
+RABBIT_MQ_DNS_NAME = 'rabbit-mq'
+RABBIT_MQ_PORT = '5672'
+
 message_sender = None
 
 # init message handler
@@ -28,10 +31,10 @@ def api_root():
 
 # start app
 if __name__ == '__main__':
-    message_rec = MessageReceiver(exchange_name='inhub', exchange_type='direct', queue_name='trace-retrieval', auto_ack=True)
+    message_rec = MessageReceiver(rabbit_mq_ip=RABBIT_MQ_DNS_NAME, rabbit_mq_port=RABBIT_MQ_PORT, exchange_name='inhub', exchange_type='direct', queue_name='trace-retrieval', auto_ack=True)
     message_rec.start(message_received_callback)
 
-    message_sender = MessageSender()
+    message_sender = MessageSender(rabbit_mq_ip=RABBIT_MQ_DNS_NAME, rabbit_mq_port=RABBIT_MQ_PORT)
     message_sender.connect()
     message_sender.create_exchange('rest-gateway', 'direct')
 

transaction-hub-in/trace-retrieval-microservice/deployment/loadbalancer.yml

@@ -2,7 +2,7 @@ apiVersion: v1
 kind: Service
 
 metadata:
-  name: trace-retrieval-endpoint
+  name: trace-retrieval
   
 spec:
   type: LoadBalancer