Config API Gateway

Update Lambda function

1. Open AWS Lambda console.
2. Select upload_document function.
3. Comment on line 13 and uncomment line 12.
4. Click Deploy

Config API Gateway

1. Open Amazon API Gateway console

2. Click Create API

3. Scroll down to REST API section, click Build

4. Leave the default REST for the protocol.

• Select New API
• Enter API name: fcj-dms-api
• Select Endpoint type as Regional
• Click Create API

5. After creating the API, click Action | Create Resource to create resource for API.

6. Enter resource name: docs, then click Create Resource

7. Select docs resource, then click Action | Create Method

8. Click POST method và and click the ✔ symbol

9. Set up the method as follows:

• Keep default Integration type as Lambda Function
• Check Use Lambda Proxy integration
• Select the region of the Lambda function you created
• Select upload_document function
• Finally press Save

10. Click OK

11. After created GET method, click Action | Create Resource to create next resource.

12. Enter resource name: id and resource path as {id}, then click Create Resource

13. Select {id} resource, then click Action | Create Method

14. Select GET method and click the ✔ symbol

15. Set up the method as follows:

• Keep default Integration type as Lambda Function
• Check Use Lambda Proxy integration
• Select the region of the Lambda function you created
• Select list_documents function
• Finally press Save

16. Click OK

17. Click Action | Create Method to create a new method

18. Select DELETE method and click the ✔ symbol

19. Set up the method as follows:

• Keep default Integration type as Lambda Function
• Check Use Lambda Proxy integration
• Select the region of the Lambda function you created
• Select delete_documents function
• Finally press Save

20. Click OK

21. Select DELETE method, then select Method Request

22. Expand URL Query String Parameters section, click Add query string to add a new parameter

23. Enter parameter name: file and click the ✔ symbol. This parameter is value of of the name of the file you want to delete.

24. Select docs resource, then click Actions | Enable CORS

25. Click Enable CORS and replace existing CORS headers

26. Click Yes, replace existing values

27. Do the same to enable CORS for {id} resource

• Select {id} resource, then click Actions | Enable CORS

• Click Enable CORS and replace existing CORS headers

• Click Yes, replace existing values

28. After completing the setup, we deploy the API. Select /docs, then click Actions | Deploy API

29. Select [New Stage]

• Enter stage name: dev
• Click Deploy

30. Note down the URL of the API used for the next section.

31. Expand the stage, select the POST method and write down the URL.

32. Select the DELETE method and write down the URL.

You have finished setting up the API. Next, we will test the API working and integrate it into our application.