CDK constructs based on the Well Architected Framework
Project description
Well Architected
Python Well-Architected CDK Patterns from https://cdkpatterns.com/patterns/well-architected/
Available Constructs
- Api
- ApiLambda
- ApiLambdaDynamodb
- DynamodbTable
- HttpApiStepFunctions
- LambdaFunction
- RestApi
- RestApiSns
- SnsLambda
- WebApplicationFirewall
Examples
Creating a Stack using Well Architected Constructs
import constructs
import well_architected_constructs.web_application_firewall
import well_architected_constructs.api_lambda_dynamodb
import well_architected_stack
class WafApiLambdaDynamodb(well_architected_stack.Stack):
def __init__(
self, scope: constructs.Construct, id: str,
partition_key='path',
sort_key=None,
**kwargs
):
super().__init__(scope, id, **kwargs)
self.name = self.camel_to_snake(id)
self.api_lambda_dynamodb = well_architected_constructs.api_lambda_dynamodb.ApiLambdaDynamodbConstruct(
self, 'ApiLambdaDynamoDb',
function_name=self.name,
partition_key=partition_key,
error_topic=self.error_topic,
)
self.web_application_firewall = well_architected_constructs.web_application_firewall.WebApplicationFirewall(
self, 'WebApplicationFirewall',
error_topic=self.error_topic,
target_arn= f"arn:aws:apigateway:region::/restapis/{self.api_lambda_dynamodb.rest_api.api_id}/stages/{self.api_lambda_dynamodb.rest_api.api.deployment_stage.stage_name}",
)
@staticmethod
def camel_to_snake(text):
return ''.join([
'_'+character.lower()
if character.isupper()
else character
for character in text
]).lstrip('_')
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