The Mongo DB handler is a nodejs backend to provide user related APIs for broker.

• nodejs - v12.14.1
• npm - 6.14.8

Install all dependencies

npm install

Create a .env file based on envexample file. Four values are need in it:

• MONGODB_ENDPOINT : which is the endpoint of your MongoDB

• JWT_SECRET : which is a random string for token generation and verification (Shouldn't be exposed to others)

• ADMIN_PASSWORD : an admin user (username:admin) will be created if there is no such user in Mongo DB and this is the password for admin (Shouldn't be exposed to others)

• BROKER_URL : which defines the url of broker-core component

Run the application

npm start

MongoDB models. Use mongoose schema.

hash password and compare password are defined here using bcrypt.

/auth

• POST / to authenticate user by checking username and password and return token and user

• GET /user to get the current user using valid token

/users

• GET / to get all users in the database

• POST /add to add new user in database (admin only)

• POST /update/:id to update user in database (admin only)

• DELETE /delete/:id to delete user in database (admin only)

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to check the token is valid or not

to check the role of the user is admin or not