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Authentication service using OpenID Connect

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auth-oidc

An OpenID Connect Relying Party designed to support authentication and authorization in a reverse proxy.

Users are authenticated using the configured OpenID Provider and authorized using the provided configuration. Session information is stored as a signed JWT in a cookie.

Endpoints

  • /auth

    Performs authentication and authorization. The user's email address is returned in the X-Subject response header.

    Query parameters:

    Name Required Description
    group No The group name to use for authorization.
    redirect No The URL to redirect to after a successful login.

    Status codes:

    Status Description
    200 The user is authenticated and authorized.
    302 The user is not authenticated and a redirect URL was provided. Redirects to the OpenID Provider Authorization Endpoint.
    401 The user is not authenticated and a redirect URL was not provided.
    403 The user is authenticated but not authorized.
  • /login

    Starts the OpenID Connect Authorization Code Flow.

    Query parameters:

    Name Required Description
    redirect No The URL to redirect to after a successful login.

    Status codes:

    Status Description
    302 Redirects to the OpenID Provider Authorization Endpoint.
  • /logout

    Performs logout.

    Status codes:

    Status Description
    200 The user was successfully logged out.
  • /callback

    Completes the OpenID Connect Authorization Code Flow. The OpenID Provider should be configured with this endpoint as the callback URL.

    Status codes:

    Status Description
    200 The user was successfully logged in and a redirect URL was not provided.
    302 The user was successfully logged in and a redirect URL was provided. Redirects to the provided redirect URL.

Configuration

Configuration is provided using command-line flags and a YAML configuration file.

Detailed usage information is available using the -help flag.

Configuration file

  • groups

    Group memberships to use for authorization.

Example