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Keycloak

Setting Up Keycloak​

This guide provides step-by-step instructions to set up Keycloak for OpenCDMP. Keycloak is used for authentication and authorization within the OpenCDMP platform.

Prerequisites​

  • Keycloak installed and running.
  • Administrative access to Keycloak Admin Console.

Step 1: Create a New Realm​

  1. Log In to the Keycloak Admin Console at http://localhost:8080/auth (replace localhost with your Keycloak server's address).

  2. Click on the Master realm dropdown on the left sidebar.

  3. Click on Add Realm.

  4. Name the new realm (e.g., OpenCDMP) and click Create.

Step 2: Create OpenID Connect Clients​

Create the following five OpenID Connect clients:

  • api
  • annotation
  • notification
  • plugins
  • webapp

General Client Settings​

For all clients except webapp, set the following options:

  • Client Authentication: On
  • Direct Access Grants Enabled: On
  • Service Accounts Enabled: On
  • Standard Flow Enabled: Off

For the webapp client, set:

  • Client Authentication: Off
  • Direct Access Grants Enabled: Off
  • Service Accounts Enabled: Off
  • Standard Flow Enabled: On

Client: api​

  1. Navigate to Clients in the left menu and click Create.

  2. Client ID: api

  3. Client Protocol: openid-connect

  4. Root URL: (leave blank)

  5. Click Save.

  6. In the Settings tab, ensure the general client settings are applied as specified.

  7. Click Save.

  8. Go to the Roles tab and create the following roles:

    • Admin
    • User
    • InstallationAdmin

Client: annotation​

  1. Create a new client with Client ID: annotation.

  2. Apply the general client settings.

  3. In the Roles tab, create:

    • Admin
    • User

Client: notification​

  1. Create a new client with Client ID: notification.

  2. Apply the general client settings.

  3. In the Roles tab, create:

    • Admin
    • User

Client: plugins​

  1. Create a new client with Client ID: plugins.

  2. Apply the general client settings.

  3. In the Roles tab, create:

    • app-service

Client: webapp​

  1. Create a new client with Client ID: webapp.

  2. Client Protocol: openid-connect

  3. Root URL: https://(APP_URL)/home

  4. Click Save.

  5. In the Settings tab, set:

    • Client Authentication: Off
    • Direct Access Grants Enabled: Off
    • Service Accounts Enabled: Off
    • Standard Flow Enabled: On
    • Home URL: https://(APP_URL)/home
    • Valid Redirect URIs: https://(APP_URL)/*
    • Web Origins: https://(APP_URL)

  6. Click Save.

Step 3: Create Realm Roles​

  1. In the left menu, click on Roles.

  2. Click Add Role.

  3. Create the following roles:

    • Role Name: Admin
      • Click Save.
    • Role Name: User
      • Click Save.

Step 4: Create Client Scopes​

Create the following six client scopes:

  • api
  • annotation
  • notification
  • plugins
  • identity_provider
  • tenant_role

For each client scope:

  1. Go to Client Scopes in the left menu.

  2. Click Create.

  3. Name: (one of the client scope names above)

  4. Description: (optional)

  5. Type: None

  6. Protocol: openid-connect

  7. Click Save.

  8. For identity_provider and tenant_role client scopes:

    • Include in Token Scope: On

Step 5: Configure Mappers for Client Scopes​

Audience Mappers for api, annotation, notification, plugins​

For each of the client scopes api, annotation, notification, and plugins:

  1. Go to Client Scopes and select the client scope.

  2. Navigate to the Mappers tab.

  3. Click Create.

  4. Name: Audience

  5. Mapper Type: Audience

  6. Included Client Audience: (select the client scope name, e.g., api)

  7. Click Save.

Assign Roles to Client Scopes​

For the api, annotation, and notification client scopes:

  1. Go to the Scope tab of each client scope.

  2. In Available Roles, select the Realm Roles:

    • Admin
    • User

  3. Click Add Selected to move them to Assigned Roles.

User Session Note Mapper for identity_provider​

  1. Go to Client Scopes and select identity_provider.

  2. Navigate to the Mappers tab.

  3. Click Create.

  4. Name: identity_provider

  5. Mapper Type: User Session Note

  6. User Session Note: identity_provider

  7. Token Claim Name: identity_provider

  8. Add to Access Token: On

  9. Click Save.

User Attribute Mapper for tenant_role​

  1. Go to Client Scopes and select tenant_role.

  2. Navigate to the Mappers tab.

  3. Click Create.

  4. Name: tenant_role

  5. Mapper Type: User Attribute

  6. User Attribute: tenant_role

  7. Token Claim Name: tenant_role

  8. Add to Access Token: On

  9. Multivalued: On

  10. Aggregate Attribute Values: On

  11. Click Save.

Step 6: Assign Client Scopes to Clients​

Client: api​

  1. Go to Clients and select api.

  2. Navigate to the Client Scopes tab.

  3. In Optional Client Scopes, add:

    • plugins

Client: webapp​

  1. Go to Clients and select webapp.

  2. Navigate to the Client Scopes tab.

  3. In Default Client Scopes, add:

    • identity_provider
    • tenant_role

  4. In Optional Client Scopes, add:

    • api
    • annotation
    • notification

Step 7: Set Up Groups​

Groups represent roles within the application. Assigning users to groups grants them specific access rights.

Create Root Group: opencdmp​

  1. Navigate to Groups in the left menu.

  2. Click New.

  3. Name: opencdmp

  4. Click Save.

Create Subgroups​

Under the opencdmp group, create the following subgroups:

  • role-admin
  • role-installation-admin
  • role-user
  • tenant-config-manager
  • tenant-plan-manager
  • tenant-role-admin
  • tenant-role-user

Steps to Create a Subgroup​

  1. Select the opencdmp group.

  2. Go to the Sub Groups tab.

  3. Click New.

  4. Name: (e.g., role-admin)

  5. Click Save.

Assign Roles to Groups​

Group: role-admin​

  1. Select role-admin under opencdmp.

  2. Navigate to Role Mappings.

  3. In Client Roles, select client api:

    • Add Admin

  4. Repeat for clients annotation and notification:

    • Add Admin

Group: role-installation-admin​

  1. Select role-installation-admin under opencdmp.

  2. Navigate to Role Mappings.

  3. In Client Roles, select client api:

    • Add InstallationAdmin
    • Add User

  4. For client notification:

    • Add User

Group: role-user​

  1. Select role-user under opencdmp.

  2. Navigate to Role Mappings.

  3. In Client Roles, select clients api, annotation, notification:

    • Add User

Create Subgroups for Tenant Roles​

For each tenant role group (tenant-config-manager, tenant-plan-manager, tenant-role-admin, tenant-role-user):

  1. Select the tenant role group under opencdmp.

  2. Go to the Sub Groups tab.

  3. Click New.

  4. Name: tenant-default

  5. Click Save.

  6. Select the tenant-default subgroup.

  7. Navigate to the Attributes tab.

  8. Click Add Attribute.

  9. Key: tenant_role

  10. Value: (corresponding value)

    • For tenant-config-manager: TenantConfigManager:default
    • For tenant-plan-manager: TenantPlanManager:default
    • For tenant-role-admin: TenantAdmin:default
    • For tenant-role-user: TenantUser:default

  11. Click Save.

Step 8: Set Default Groups for Users​

All users should by default be members of:

  • /opencdmp/role-user
  • /opencdmp/tenant-role-user/tenant-default

Assign Default Groups​

  1. Navigate to Realm Settings.

  2. Go to the Default Groups tab.

  3. Click Add Groups.

  4. Select:

    • /opencdmp/role-user
    • /opencdmp/tenant-role-user/tenant-default

  5. Click Add Selected.

Step 9: Create Users​

Create an Admin User​

  1. Navigate to Users.

  2. Click Add User.

  3. Username: (e.g., admin)

  4. Email Verified: On

  5. Click Save.

  6. Go to the Credentials tab.

    • Set a password.
    • Disable Temporary Password.

  7. Go to the Groups tab.

    • Click Join Groups.
    • Add /opencdmp/role-admin.

Create a Regular User​

  1. Repeat steps to create a new user.

  2. Add user to /opencdmp/role-user and /opencdmp/tenant-role-user/tenant-default groups.

Step 10: Create keycloak-api User​

This user allows the application to access Keycloak's REST API.

  1. Navigate to Users.

  2. Click Add User.

  3. Username: keycloak-api

  4. Email Verified: On

  5. Click Save.

  6. Go to the Credentials tab.

    • Set a password.
    • Disable Temporary Password.

  7. Go to the Role Mappings tab.

    • In Client Roles, select realm-management.
    • Add realm-admin.

  8. Go to the Groups tab.

    • Add to:

      • /opencdmp/role-user
      • /opencdmp/tenant-role-user/tenant-default

Step 11: Configure Realm Settings​

Enable Email Verification​

  1. Navigate to Realm Settings.

  2. In the Login tab, enable:

    • Email Verified: On

Configure Email Settings​

  1. In Realm Settings, go to the Email tab.

  2. Set up SMTP settings for sending emails.

    • Host
    • Port
    • From
    • Encryption
    • Authentication

  3. Click Save.

Enable User Registration​

  1. In Realm Settings, go to the Login tab.

  2. Enable User Registration: On

  3. Under Default Roles, add:

    • /opencdmp/role-user
    • /opencdmp/tenant-role-user/tenant-default

Step 12: Configure Identity Providers (Optional)​

  1. Navigate to Identity Providers in the left menu.

  2. Click Add Provider.

  3. Select the provider you wish to integrate (e.g., Google, Facebook).

  4. Enter the required credentials and settings.

  5. Click Save.

Conclusion​

Your Keycloak setup for OpenCDMP is now complete. This configuration enables secure authentication and authorization across the various services and components of the platform.

  • Important: Replace (APP_URL) with your actual application URL throughout the configuration.
  • Note: Ensure that all settings are double-checked for accuracy.

References​