Create Search API

In this step, we will create an interactive API with a lambda function for document search by user id, keyword, and attribute.

  1. Back to the AWS CloudFormation console. Select the Resources tab then click the ID of DocApi.

CreateAPI

  1. Create a new resource:
  • Select /{id}
  • Click Actions, then select Create Resource

CreateAPI

  1. Enter resource name: search. Then click Create Resource

CreateAPI

  1. Next, click Actions and select Create Method

CreateAPI

  1. Select GET method and click ✓ symbol.

CreateAPI

  1. The Integration type, select Lambda function.
  • Check to Use Lambda Proxy integration.
  • Enter function name: search_docs.
  • Click Save.

CreateAPI

  1. Click OK

CreateAPI

  1. Select Method Request

CreateAPI

  1. Expand URL Query String Parameters section and click Add query string to add a parameter for method

CreateAPI

  1. Select key and click ✓ symbol.

CreateAPI

  1. Click Add query string

CreateAPI

  1. Select field and click ✓ symbol.

CreateAPI

  1. Select /search and click Actions. Then select Enable CORS.

CreateAPI

  1. Click Enable CORS and replace existing CORS headers

CreateAPI

  1. Click Yes, replace existing values

CreateAPI

  1. Next, click Actions and select Deploy API

CreateAPI

  1. Select dev stage and click Deploy

CreateAPI

You have finished creating the API and integrating it with the lambda function. In the next section, we will create an OpenSearch domain.