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 | 1 | initial version |
- Install required libraries: Google Auth library, FastAPI
- Create a project in the Google Cloud Console and enable the Google Sign-in API.
- Configure authentication credentials: a. Generate a new client ID from the Google Cloud Console and download the configuration file. b. Add the client ID to the FastAPI configuration file.
- Implement login endpoint: a. Create a redirect URL for users to access the Google Sign-in page. b. Use the Google Auth library to verify the user's credentials. c. Respond with an access token and refresh token.
- Implement access token validation: a. Create a PyJWT instance. b. Decode the access token to verify its authenticity.
- Use the access token to authenticate API endpoints: a. Implement authentication middleware to verify the access token. b. Return an unauthorized error if the token is invalid.
- Use refresh tokens: a. Create an endpoint to retrieve a new access token using the refresh token. b. Implement a refresh token expiration mechanism to increase security.
- Handle errors: a. Implement error handling for invalid input, invalid credentials, and other common errors.
- Test the authentication process.