## Version 2023/04/27 - Changelog: https://github.com/linuxserver/docker-swag/commits/master/root/defaults/nginx/authentik-server.conf.sample
# Make sure that your authentik container is in the same user defined bridge network and is named authentik-server
# Rename /config/nginx/proxy-confs/authentik.subdomain.conf.sample to /config/nginx/proxy-confs/authentik.subdomain.conf

# location for authentik subfolder requests
location ^~ /outpost.goauthentik.io {
    auth_request off; # requests to this subfolder must be accessible without authentication
    include /config/nginx/proxy.conf;
    include /config/nginx/resolver.conf;
    set $upstream_authentik authentik-server;
    proxy_pass http://$upstream_authentik:9000;
}

# location for authentik auth requests
location = /outpost.goauthentik.io/auth/nginx {
    internal;

    include /config/nginx/proxy.conf;
    include /config/nginx/resolver.conf;
    set $upstream_authentik authentik-server;
    proxy_pass http://$upstream_authentik:9000;

    ## Include the Set-Cookie header if present
    auth_request_set $set_cookie $upstream_http_set_cookie;
    add_header Set-Cookie $set_cookie;

    proxy_pass_request_body off;
    proxy_set_header Content-Length "";
}

# virtual location for authentik 401 redirects
location @goauthentik_proxy_signin {
    internal;

    ## Include the Set-Cookie header if present
    auth_request_set $set_cookie $upstream_http_set_cookie;
    add_header Set-Cookie $set_cookie;

    ## Set the $target_url variable based on the original request
    set_escape_uri $target_url $scheme://$http_host$request_uri;

    ## Set the $signin_url variable
    set $signin_url https://$http_host/outpost.goauthentik.io/start?rd=$target_url;

    ## Redirect to login
    return 302 $signin_url;
}