Fixed the problem

fda-broker-service/Dockerfile

@@ -15,7 +15,7 @@ RUN apk --no-cache add python3 py3-pip
 COPY ./requirements.txt ./requirements.txt
 RUN pip3 install -r ./requirements.txt
 
-COPY init.py ./init.py
+COPY ./init.py ./init.py
 
 EXPOSE 15692
 

fda-broker-service/cron

+* * * * * /usr/bin/python3 ./heartbeat.py >> /var/log/eureka.log
\ No newline at end of file

fda-broker-service/docker-entrypoint.sh

 #!/bin/bash
-rabbitmq-server &
 
 # enable prometheus plugin
-sleep 10 && rabbitmq-plugins enable rabbitmq_prometheus
+(sleep 10; rabbitmq-plugins enable rabbitmq_prometheus) &
 
 # register with discovery service
 python3 ./init.py
+(while sleep 60; do python3 ./init.py; done) &
+
+rabbitmq-server
\ No newline at end of file

fda-broker-service/init.py

 from py_eureka_client import eureka_client
 import py_eureka_client.logger as logger
-from time import sleep
+import datetime
 
 logger.set_level("ERROR")
-print("Registering at discovery service ...")
 
 
-def register(first=False):
-    eureka_client.init(eureka_server="http://discovery-service:9090/eureka/", app_name="broker-service",
+def register():
+    eureka_client.init(eureka_server="http://discovery-service:9090/eureka/",
+                       app_name="broker-service",
                        instance_ip="broker-service",
                        instance_host="broker-service",
                        instance_port=15672)
-    if first:
-        print("Service was registered at Eureka server")
+    log("Service registered")
+
+
+def log(message):
+    date = datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S")
+    print(f"{date} LOG: {message}")
 
 
 if __name__ == "__main__":
-    register(first=True)
-    while True:
+    log("Registering at discovery service ...")
     register()
-        sleep(60)