Crossbar Random Key Authentication

This function creates a simple authentication provider using the Crossbar library and checks the username and password using a randomly generated key.

Technology Stack : Crossbar, os, crossbarlib

Code Type : The type of code

Code Difficulty : Intermediate

                
                    
def crossbar_random_auth(username, password):
    from crossbar import crossbarlib
    import os

    # Create a new crossbarlib object
    cb = crossbarlib.CrossbarLib()

    # Generate a random secret key for the auth provider
    secret = os.urandom(32)

    # Define an authentication provider
    auth_provider = {
        'type': 'password',
        'password_hash': 'sha256',
        'password_salt': secret,
        'check_credentials': lambda username, password, realm: cb.auth_check_credentials(username, password, realm)
    }

    # Add the authentication provider to the crossbarlib object
    cb.add_auth_provider(auth_provider)

    # Authenticate the user
    authenticated = cb.auth_check_credentials(username, password, 'default')

    return authenticated