67 lines
2.1 KiB
Python
67 lines
2.1 KiB
Python
from aws_lambda_powertools import Logger
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from aws_lambda_powertools.utilities.data_classes import (
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EventBridgeEvent,
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event_source,
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)
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from aws_lambda_powertools.utilities.typing import LambdaContext
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from layercake.dateutils import now
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from layercake.dynamodb import DynamoDBPersistenceLayer, KeyPair
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from boto3clients import dynamodb_client
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from config import (
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ENROLLMENT_TABLE,
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USER_TABLE,
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)
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logger = Logger(__name__)
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user_layer = DynamoDBPersistenceLayer(USER_TABLE, dynamodb_client)
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enrollment_layer = DynamoDBPersistenceLayer(ENROLLMENT_TABLE, dynamodb_client)
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@event_source(data_class=EventBridgeEvent)
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@logger.inject_lambda_context
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def lambda_handler(event: EventBridgeEvent, context: LambdaContext) -> bool:
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new_image = event.detail['new_image']
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now_ = now()
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terms = user_layer.get_item(
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# Post-migration (users): uncomment the following line
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# KeyPair(new_image['org_id'], 'METADATA#SUBSCRIPTION_TERMS'),
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KeyPair(new_image['org_id'], 'metadata#billing_policy'),
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)
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if not terms:
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return False
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try:
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with enrollment_layer.transact_writer() as transact:
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transact.update(
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key=KeyPair(new_image['id'], '0'),
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update_expr='SET subscription_covered = :subscription_covered, \
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updated_at = :now',
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expr_attr_values={
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':subscription_covered': True,
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':now': now_,
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},
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cond_expr='attribute_exists(sk)',
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)
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transact.put(
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item={
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'id': new_image['id'],
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'sk': 'METADATA#SUBSCRIPTION_COVERED',
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'org_id': new_image['org_id'],
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'billing_day': terms['billing_day'],
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'created_at': now_,
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},
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cond_expr='attribute_not_exists(sk)',
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)
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transact.delete(
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key=KeyPair(
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pk=new_image['id'],
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sk='parent_vacancy',
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),
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)
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except Exception:
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return False
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else:
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return True
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