AWS CDK how to create an API Gateway backed by Lambda from OpenApi spec?
问题 I want to use AWS CDK to define an API Gateway and a lambda that the APIG will proxy to. The OpenAPI spec supports a x-amazon-apigateway-integration custom extension to the Swagger spec (detailed here), for which an invocation URL of the lambda is required. If the lambda is defined in the same stack as the API, I don't see how to provide this in the OpenAPI spec. The best I can think of would be to define one stack with the lambda in, then get the output from this and run sed to do a find-and