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Step Function for storing input payload in a file in S3
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| { | |
| "StartAt":"Invoke Lambda function", | |
| "States":{ | |
| "Invoke Lambda function":{ | |
| "Type":"Task", | |
| "Resource":"arn:aws:states:::lambda:invoke", | |
| "Parameters":{ | |
| "FunctionName":"arn:aws:lambda:::function:store-payload-to-s3", | |
| "Payload":{ | |
| "Input.$":"$" | |
| } | |
| }, | |
| "End":true | |
| } | |
| } | |
| } |
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| import botocore.exceptions | |
| import boto3 | |
| import json | |
| import os | |
| def lambda_handler(event, context): | |
| session = boto3.Session( | |
| region_name='' | |
| ) | |
| s3 = session.resource('s3') | |
| payload = json.dumps(event) | |
| # Payload should be smaller than Lambda runtime memory (max: 3GB) | |
| with open('/tmp/temporary.json', 'w') as data: | |
| data.write(payload) | |
| try: | |
| s3.Object('fancy-bucket-name', 'temporary.json').upload_file( | |
| Filename='/tmp/temporary.json') | |
| print("Upload Successful") | |
| except Exception as err: | |
| print("ERROR: {0}".format(str(err))) | |
| return false | |
| return { | |
| 'statusCode': 200, | |
| 'body': json.dumps(payload) | |
| } |
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