Serverless JWT Authorization - Python

Prerequisites

• Python 3.8
• Python PIP
• Node
• NPM
• Httpie
• AWS credentials configured using aws cli

Instructions

• Step 1: Install serverless module

npm install -g serverless

• Step 2: Install serverless plugins

sls plugin install -n serverless-python-requirements

• Step 3: Deploy function

sls deploy

• Step 4: Fetch the API Gateway url and run the function

http GET <your-gateway-url>

You should see a 401 Unauthorized

• Step 5: Generate a JWT token

pip install pyjwt

python3 -c 'import jwt; print(jwt.encode({"user":"John"},"secret",algorithm="HS256"))'

Copy the token

• Step 6: Send an authorized request

http GET <your-gateway-url> Authorization:<your-token>