Update python lambda script

This commit is contained in:
Cezar.Leahu
2020-08-25 00:08:07 +03:00
parent 0b6d96b36b
commit 010452eb4d

View File

@@ -1,5 +1,6 @@
import json
import boto3
from datetime import datetime, timedelta, timezone
from botocore.exceptions import ClientError
@@ -22,6 +23,10 @@ def tag_matches(bucket):
return True
return False
def age_matches(bucket):
delta = datetime.now(timezone.utc) - bucket.creation_date
return delta.days > 0
def prefix_matches(bucket, prefix):
if not prefix:
return True
@@ -32,29 +37,56 @@ def prefix_matches(bucket, prefix):
# Get a list of buckets to delete
def get_buckets_to_delete(prefix):
s3 = boto3.resource('s3')
# Get all buckets matching bucket name prefix
prefixed_buckets = [bucket for bucket in s3.buckets.all() if prefix_matches(bucket, prefix)]
# Filter buckets on tag
tagged_buckets = [bucket for bucket in prefixed_buckets if tag_matches(bucket)]
return tagged_buckets
# Filter buckets on tag
# tagged_buckets = [bucket for bucket in prefixed_buckets if tag_matches(bucket)]
# Filter buckets on age
old_buckets = [bucket for bucket in prefixed_buckets if age_matches(bucket)]
return old_buckets
# Delete bucket
def delete_bucket(bucket):
try:
[object.delete for object in bucket.objects.all()]
except ClientError as e:
print("Failed to delete objects in bucket: " + bucket.name)
print(e)
try:
bucket.objects.all().delete()
except ClientError as e:
print("Failed to delete objects in bucket: " + bucket.name)
print(e)
try:
[version.delete() for version in bucket.object_versions.all()]
except ClientError as e:
print("Failed to delete object_versions in bucket: " + bucket.name)
print(e)
try:
bucket.object_versions.delete()
except ClientError as e:
print("Failed to delete object_versions in bucket: " + bucket.name)
print(e)
try:
bucket.delete()
print("Bucket " + bucket.name + " was deleted")
except ClientError as e:
print("Failed to delete bucket: " + bucket.name)
print(e)
# Non-empty buckets are deleted (recursively); failed attempts will be logged.
# The buckets are filtered on the name prefix: "travis-ags-worm-"
def lambda_handler(event, context):
# Retrieve bucket name prefix option
prefix = "travis-ags-worm-"
prefix = "travis-ags-"
# Get a list of buckets to delete
buckets_to_delete = get_buckets_to_delete(prefix)
@@ -70,3 +102,4 @@ def lambda_handler(event, context):
'body': json.dumps('Done!')
}
#lambda_handler(None, None)