chore: added aws s3 event triggering script (#10255)

scripts/aws s3 event triggering/s3-lambda/s3-lambda.py

@@ -0,0 +1,38 @@
+import boto3
+import json
+
+def lambda_handler(event, context):
+
+  # i want to know that event thing
+  print(event)
+
+  # extract relevant information from the s3 event trigger
+  bucket_name=event['Records'][0]['s3']['bucket']['name']
+  object_key=event['Records'][0]['s3']['object']['key']
+
+  # perform desired operations with the upload file
+  print(f"File '{object_key}' was uploaded to bucket '{bucket_name}'")
+
+  # example: send a notification via sns
+  sns_client=boto3.client('sns')
+  topic_arn='arn:aws:sns:us-east-1:<account-id>:s3-lambda-sns'
+  sns_client.publish(
+    TopicArn=topic_arn,
+    Subject='s3 object created !!',
+    Message=f"File '{object_key}' was uploaded to bucket '{bucket_name}"
+  )
+
+  # Example: Trigger another Lambda function
+  # lambda_client = boto3.client('lambda')
+  # target_function_name = 'my-another-lambda-function'
+  # lambda_client.invoke(
+  #    FunctionName=target_function_name,
+  #    InvocationType='Event',
+  #    Payload=json.dumps({'bucket_name': bucket_name, 'object_key': object_key})
+  # )
+  # in case of queuing and other objective similar to the netflix flow of triggering
+
+  return {
+    'statusCode': 200,
+    'body': json.dumps("Lambda function executed successfully !!")
+  }