Updated app.py

pyMetadata/app.py

@@ -1,5 +1,8 @@
+import logging
 import signal
-import sys, os, uuid
+import sys
+import os
+import uuid
 import threading
 import json
 from kafka import KafkaConsumer, KafkaProducer
@@ -9,9 +12,19 @@ from sources.anii import metadata as AniiMetadata
 from sources.imdb import metadata as ImdbMetadata
 
 # Konfigurer Kafka-forbindelsen
-bootstrap_servers = os.environ.get("KAFKA_BOOTSTRAP_SERVER") if os.environ.get("KAFKA_BOOTSTRAP_SERVER") != None else "127.0.0.1:9092"
+bootstrap_servers = os.environ.get("KAFKA_BOOTSTRAP_SERVER") or "127.0.0.1:9092"
-consumer_group = os.environ.get("KAFKA_CONSUMER_ID") if os.environ.get("KAFKA_CONSUMER_ID") != None else f"Metadata-{uuid.uuid4()}"
+consumer_group = os.environ.get("KAFKA_CONSUMER_ID") or f"Metadata-{uuid.uuid4()}"
-kafka_topic = os.environ.get("KAFKA_TOPIC") if os.environ.get("KAFKA_TOPIC") != None else "127.0.0.1:9092"
+kafka_topic = os.environ.get("KAFKA_TOPIC") or "127.0.0.1:9092"
+
+# Konfigurer logging
+logging.basicConfig(
+    level=logging.INFO,
+    format="%(asctime)s [%(levelname)s] %(message)s",
+    handlers=[
+        logging.StreamHandler(sys.stdout)
+    ]
+)
+logger = logging.getLogger(__name__)
 
 class ProducerDataValueSchema:
     def __init__(self, referenceId, statusType, errorMessage, data):
@@ -44,7 +57,6 @@ class ProducerDataValueSchema:
         return cls(referenceId, statusType, errorMessage, data)
 
 
-
 # Kafka consumer-klasse
 class KafkaConsumerThread(threading.Thread):
     def __init__(self, bootstrap_servers, topic):
@@ -56,11 +68,15 @@ class KafkaConsumerThread(threading.Thread):
     def run(self):
         consumer = KafkaConsumer(self.topic, bootstrap_servers=self.bootstrap_servers)
 
+        logger.info("Kafka Consumer started")
+
         while not self.shutdown.is_set():
             for message in consumer:
                 if self.shutdown.is_set():
                     break
 
+                logger.info("Received message: key=%s, value=%s", message.key, message.value)
+
                 # Sjekk om meldingen har målnøkkelen
                 if message.key == "request:metadata:obtain" or message.key == "event:reader:received-file":
                     # Opprett en ny tråd for å håndtere meldingen
@@ -68,6 +84,7 @@ class KafkaConsumerThread(threading.Thread):
                     handler_thread.start()
 
         consumer.close()
+        logger.info("Kafka Consumer stopped")
 
     def stop(self):
         self.shutdown.set()
@@ -79,6 +96,8 @@ class MessageHandlerThread(threading.Thread):
         self.message = message
 
     def run(self):
+        logger.info("Handling message: key=%s, value=%s", self.message.key, self.message.value)
+
         # Deserialiser meldingsverdien fra JSON til et Python-dictionary
         message_value = json.loads(self.message.value)
 
@@ -90,6 +109,8 @@ class MessageHandlerThread(threading.Thread):
             if status_type == 'SUCCESS':
                 data_value = message_value['data']["title"]
 
+                logger.info("Performing action for data: %s", data_value)
+
                 # Utfør handlingen basert på verdien
                 result = self.perform_action(title=data_value)
 
@@ -137,9 +158,7 @@ class MessageHandlerThread(threading.Thread):
         # Returner det mest sannsynlige resultatet
         return most_likely_result
 
-    
     def compose_message(self, referenceId: str, result: DataResult) -> ProducerDataValueSchema:
-        """"""
         return ProducerDataValueSchema(
             referenceId=referenceId,
             statusType=result.statusType,
@@ -148,7 +167,6 @@ class MessageHandlerThread(threading.Thread):
         )
 
 
-
 # Global variabel for å indikere om applikasjonen skal avsluttes
 should_stop = False
 
@@ -166,6 +184,8 @@ def main():
     consumer_thread = KafkaConsumerThread(bootstrap_servers, kafka_topic)
     consumer_thread.start()
 
+    logger.info("App started")
+
     # Vent til should_stop er satt til True for å avslutte applikasjonen
     while not should_stop:
         pass
@@ -174,5 +194,7 @@ def main():
     consumer_thread.stop()
     consumer_thread.join()
 
+    logger.info("App stopped")
+
 if __name__ == '__main__':
     main()