140 lines
5.2 KiB
Python
140 lines
5.2 KiB
Python
import os
|
|
import logging
|
|
from flask_appbuilder.security.manager import AUTH_OAUTH
|
|
from airflow.providers.fab.auth_manager.security_manager.override import FabAirflowSecurityManagerOverride
|
|
|
|
log = logging.getLogger(__name__)
|
|
|
|
AUTH_TYPE = AUTH_OAUTH
|
|
AUTH_USER_REGISTRATION = True
|
|
AUTH_ROLES_SYNC_AT_LOGIN = True
|
|
AUTH_USER_REGISTRATION_ROLE = "Viewer"
|
|
|
|
# Keycloak OIDC configuration
|
|
KEYCLOAK_HOST = "{{ .Env.KEYCLOAK_HOST }}"
|
|
KEYCLOAK_REALM = "{{ .Env.KEYCLOAK_REALM }}"
|
|
OIDC_ISSUER = f"https://{KEYCLOAK_HOST}/realms/{KEYCLOAK_REALM}"
|
|
|
|
# OAuth Providers configuration
|
|
OAUTH_PROVIDERS = [{
|
|
'name': 'keycloak',
|
|
'icon': 'fa-key',
|
|
'token_key': 'access_token',
|
|
'remote_app': {
|
|
'client_id': os.environ.get('AIRFLOW_OAUTH_CLIENT_ID', ''),
|
|
'client_secret': os.environ.get('AIRFLOW_OAUTH_CLIENT_SECRET', ''),
|
|
'server_metadata_url': f'{OIDC_ISSUER}/.well-known/openid-configuration',
|
|
'api_base_url': f'{OIDC_ISSUER}/protocol/openid-connect',
|
|
'access_token_url': f'{OIDC_ISSUER}/protocol/openid-connect/token',
|
|
'authorize_url': f'{OIDC_ISSUER}/protocol/openid-connect/auth',
|
|
'request_token_url': None,
|
|
'client_kwargs': {
|
|
'scope': 'openid profile email'
|
|
}
|
|
}
|
|
}]
|
|
|
|
# Role mappings from Keycloak to Airflow
|
|
AUTH_ROLES_MAPPING = {
|
|
"airflow_admin": ["Admin"],
|
|
"airflow_op": ["Op"],
|
|
"airflow_user": ["User"],
|
|
"airflow_viewer": ["Viewer"]
|
|
}
|
|
|
|
# Use the correct claim name for client roles
|
|
AUTH_ROLE_CLAIM = "airflow_roles"
|
|
|
|
# Security Manager Override
|
|
class KeycloakSecurityManager(FabAirflowSecurityManagerOverride):
|
|
"""Custom Security Manager for Keycloak integration"""
|
|
|
|
def __init__(self, appbuilder):
|
|
super().__init__(appbuilder)
|
|
|
|
def get_oauth_user_info(self, provider, response):
|
|
"""Extract user info and roles from Keycloak token"""
|
|
if provider == "keycloak":
|
|
import jwt
|
|
import base64
|
|
import json
|
|
|
|
# Get access token
|
|
token = response.get("access_token")
|
|
if not token:
|
|
log.error("No access token found in OAuth response")
|
|
return None
|
|
|
|
try:
|
|
# Decode token without verification for debugging
|
|
# In production, you should verify the signature
|
|
parts = token.split('.')
|
|
if len(parts) == 3:
|
|
# Decode payload
|
|
payload_b64 = parts[1]
|
|
# Add padding if needed
|
|
payload_b64 += '=' * (4 - len(payload_b64) % 4)
|
|
payload = json.loads(base64.b64decode(payload_b64))
|
|
|
|
log.info(f"Decoded token payload: {payload}")
|
|
|
|
# Extract user information
|
|
userinfo = {
|
|
"username": payload.get("preferred_username"),
|
|
"email": payload.get("email"),
|
|
"first_name": payload.get("given_name"),
|
|
"last_name": payload.get("family_name"),
|
|
}
|
|
|
|
# Extract roles from different possible locations
|
|
roles = []
|
|
|
|
# Check realm access roles
|
|
realm_access = payload.get("realm_access", {})
|
|
realm_roles = realm_access.get("roles", [])
|
|
|
|
# Check resource access (client roles)
|
|
resource_access = payload.get("resource_access", {})
|
|
client_access = resource_access.get("airflow", {})
|
|
client_roles = client_access.get("roles", [])
|
|
|
|
# Check airflow_roles claim directly
|
|
direct_roles = payload.get("airflow_roles", [])
|
|
|
|
log.info(f"Realm roles: {realm_roles}")
|
|
log.info(f"Client roles: {client_roles}")
|
|
log.info(f"Direct airflow roles: {direct_roles}")
|
|
|
|
# Prefer client roles, then direct roles, then realm roles
|
|
if client_roles:
|
|
roles = client_roles
|
|
log.info(f"Using client roles: {roles}")
|
|
elif direct_roles:
|
|
roles = direct_roles
|
|
log.info(f"Using direct airflow roles: {roles}")
|
|
elif realm_roles:
|
|
# Map common realm roles to Airflow roles
|
|
role_mapping = {
|
|
'admin': 'Admin',
|
|
'user': 'User',
|
|
'viewer': 'Viewer'
|
|
}
|
|
roles = [role_mapping.get(role.lower(), 'Viewer') for role in realm_roles]
|
|
log.info(f"Using mapped realm roles: {roles}")
|
|
else:
|
|
roles = ['Viewer']
|
|
log.info("No roles found, defaulting to Viewer")
|
|
|
|
userinfo["role_keys"] = roles
|
|
log.info(f"Final userinfo: {userinfo}")
|
|
|
|
return userinfo
|
|
|
|
except Exception as e:
|
|
log.error(f"Error decoding JWT token: {e}")
|
|
|
|
# Fallback to default behavior
|
|
return super().get_oauth_user_info(provider, response)
|
|
|
|
SECURITY_MANAGER_CLASS = KeycloakSecurityManager
|