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Gatus Integrating Gatus with the Authelia OpenID Connect 1.0 Provider. 2025-04-26T11:03:16+00:00 false
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Gatus | OpenID Connect 1.0 | Integration Step-by-step guide to configuring Gatus with OpenID Connect 1.0 for secure SSO. Enhance your login flow using Authelia’s modern identity management. false

Tested Versions

{{% oidc-common %}}

Assumptions

This example makes the following assumptions:

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

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

{{< sitevar-preferences >}}

Configuration

Authelia

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

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: 'gatus'
        client_name: 'Gatus'
        client_secret: '$pbkdf2-sha512$310000$c8p78n7pUMln0jzvd4aK4Q$JNRBzwAo0ek5qKn50cFzzvE9RXV88h1wJn5KGiHrD0YKtZaR/nCb2CJPOsKaPK0hjf.9yHxzQGZziziccp6Yng'  # The digest of 'insecure_secret'.
        public: false
        authorization_policy: 'two_factor'
        require_pkce: false
        pkce_challenge_method: ''
        redirect_uris:
          - 'https://gatus.{{< sitevar name="domain" nojs="example.com" >}}/authorization-code/callback'
        scopes:
          - 'openid'
          - 'profile'
          - 'email'
        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 Gatus there are three methods, using the Configuration File, using Environment Variables, or using the Web GUI.

Configuration File

{{< callout context="tip" title="Did you know?" icon="outline/rocket" >}} Generally the configuration file is named config.yaml. {{< /callout >}}

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

security:
  oidc:
    issuer-url: 'https://{{< sitevar name="subdomain-authelia" nojs="auth" >}}.{{< sitevar name="domain" nojs="example.com" >}}'
    client-id: 'gatus'
    client-secret: 'insecure_secret'
    redirect-url: 'https://gatus.{{< sitevar name="domain" nojs="example.com" >}}/authorization-code/callback'
    scopes: ['openid', 'profile', 'email']

See Also