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from datetime import date
import boto3
from botocore.exceptions import ClientError
################################################################################################
#
# Configuration Parameters
#
################################################################################################
endpoint_url = "http://localhost.localstack.cloud:4566"
# you need to create a bucket in S3, here in this demo it is called "cloudcomp-counter", but
# bucket names need to be world wide unique ;) The demo looks for a file that is named
# "us-east-1" (same as our default region) in the bucket and expects a number in it to increase
groupNr = 22
currentYear = date.today().year
globallyUniqueS3GroupBucketName = "cloudcomp-counter-" + str(currentYear) + "-group" + str(groupNr)
# region = 'eu-central-1'
region = 'us-east-1'
functionName = 'cloudcomp-counter-lambda-demo'
################################################################################################
#
# boto3 code
#
################################################################################################
def cleanup_s3_bucket(s3_bucket):
# Deleting objects
for s3_object in s3_bucket.objects.all():
s3_object.delete()
# Deleting objects versions if S3 versioning enabled
for s3_object_ver in s3_bucket.object_versions.all():
s3_object_ver.delete()
client = boto3.setup_default_session(region_name=region)
s3Client = boto3.client('s3')
s3Resource = boto3.resource('s3', endpoint_url=endpoint_url)
lClient = boto3.client('lambda', endpoint_url=endpoint_url)
apiClient = boto3.client("apigatewayv2", endpoint_url=endpoint_url)
print("Deleting old API gateway...")
print("------------------------------------")
response = apiClient.get_apis()
for api in response["Items"]:
if api["Name"] == functionName + '-api':
responseDelete = apiClient.delete_api(
ApiId=api["ApiId"]
)
print("Deleting old function...")
print("------------------------------------")
try:
response = lClient.delete_function(
FunctionName=functionName,
)
except lClient.exceptions.ResourceNotFoundException:
print('Function not available. No need to delete it.')
print("Deleting old bucket...")
print("------------------------------------")
try:
currentBucket = s3Resource.Bucket(globallyUniqueS3GroupBucketName)
cleanup_s3_bucket(currentBucket)
currentBucket.delete()
except ClientError as e:
print(e)