Hands-On RESTful Web Services with Go - Second Edition

Exercise

Can you design the following requirements?

Develop a /healthcheck API with token authentication. Its main responsibilities should be as follows:

• Authenticate the client and return a JWT string
• Authorize client API requests by validating the JWT

You should use the knowledge you gained about the jwt-go package from the previous section. You have to build two endpoints, as follows:

• /getToken
• /healthcheck

The first endpoint should successfully log in a client and return a JWT token. The client should then use the second endpoint with the token to receive a successful response.

Post-development, the final API testing scenario should look something similar to this:

1. If you make a GET request to the /healthcheck API without any token, ...