Unreal Engine

Tested Versions

Authelia
- v4.39.19
Unreal Engine
- v5.6

Assumptions

This example makes the following assumptions:

Application Root URL: https://unreal-engine.{{< sitevar name="domain" nojs="example.com" >}}/
Authelia Root URL: https://{{< sitevar name="subdomain-authelia" nojs="auth" >}}.{{< sitevar name="domain" nojs="example.com" >}}/
Client ID: unreal-engine

Some of the values presented in this guide can automatically be replaced with documentation variables.

Configuration

Authelia

The following YAML configuration is an example Authelia client configuration for use with Unreal Engine which will operate with the application example:

yaml

identity_providers:
  oidc:
    ## The other portions of the mandatory OpenID Connect 1.0 configuration go here.
    ## See: https://www.authelia.com/c/oidc
    clients:
      - client_id: 'unreal-engine'
        client_name: 'Unreal Engine'
        public: true
        authorization_policy: 'two_factor'
        require_pkce: false
        pkce_challenge_method: ''
        redirect_uris:
          - 'https://unreal-engine.{{< sitevar name="domain" nojs="example.com" >}}/auth/openid_connect'
        scopes:
          - 'openid'
          - 'groups'
        response_types:
          - 'code'
        grant_types:
          - 'authorization_code'
        access_token_signed_response_alg: 'none'
        userinfo_signed_response_alg: 'none'
        token_endpoint_auth_method: 'client_secret_basic'

Application

To configure Unreal Engine there is one method, using the Configuration File.

Configuration File

To configure Unreal Engine to utilize Authelia as an OpenID Connect 1.0 Provider, use the following configuration:

json

{
  "ServerUrl": "https://unreal-engine.{{< sitevar name="domain" nojs="example.com" >}}",
  "HttpsPort": "443",
  "AuthMethod": "OpenIdConnect",
  "OidcAuthority": "https://{{< sitevar name="subdomain-authelia" nojs="auth" >}}.{{< sitevar name="domain" nojs="example.com" >}}",
  "OidcAudience": "unreal-engine",
  "OidcClientId": "unreal-engine",
  "OidcClientSecret": "insecure-secret",
  "OidcSigninRedirect": "https://unreal-engine.{{< sitevar name="domain" nojs="example.com" >}}/auth/openid_connect",
  "OidcRequestedScopes": "openid groups",
  "OidcClaimHordeUserMapping": ["groups"],
  "AdminClaimType": "http://epicgames.com/ue/horde/role",
  "AdminClaimValue": "unreal-engine-admin"
}