65 lines
2.1 KiB
Python
65 lines
2.1 KiB
Python
from datetime import date
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import boto3
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################################################################################################
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#
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# Configuration Parameters
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#
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################################################################################################
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# you need to create a bucket in S3, here in this demo it is called "cloudcomp-counter", but
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# bucket names need to be world wide unique ;) The demo looks for a file that is named
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# "us-east-1" (same as our default region) in the bucket and expects a number in it to increase
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groupNr = 22
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currentYear = date.today().year
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globallyUniqueS3GroupBucketName = "cloudcomp-counter-" + str(currentYear) + "-group" + str(groupNr)
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# region = 'eu-central-1'
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region = 'us-east-1'
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functionName = 'cloudcomp-counter-lambda-demo'
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# roleName = 'arn:aws:iam::309000625112:role/service-role/cloudcomp-counter-demo-role-6rs7pah3'
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roleName = 'arn:aws:iam::919927306708:role/cloudcomp-s3-access'
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################################################################################################
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#
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# boto3 code
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#
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################################################################################################
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def cleanup_s3_bucket(s3_bucket):
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# Deleting objects
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for s3_object in s3_bucket.objects.all():
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s3_object.delete()
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# Deleting objects versions if S3 versioning enabled
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for s3_object_ver in s3_bucket.object_versions.all():
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s3_object_ver.delete()
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client = boto3.setup_default_session(region_name=region)
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s3Client = boto3.client('s3')
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s3Resource = boto3.resource('s3')
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lClient = boto3.client('lambda')
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print("Deleting old function...")
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print("------------------------------------")
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try:
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response = lClient.delete_function(
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FunctionName=functionName,
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)
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except lClient.exceptions.ResourceNotFoundException:
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print('Function not available. No need to delete it.')
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print("Deleting old bucket...")
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print("------------------------------------")
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try:
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currentBucket = s3Resource.Bucket(globallyUniqueS3GroupBucketName)
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cleanup_s3_bucket(currentBucket)
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currentBucket.delete()
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except ClientError as e:
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print(e)
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