authelia-extras.nix

{
proxy = ''
## Headers
proxy_set_header Host $host;
proxy_set_header X-Original-URL $scheme://$http_host$request_uri;
proxy_set_header X-Forwarded-Proto $scheme;
proxy_set_header X-Forwarded-Host $http_host;
proxy_set_header X-Forwarded-Uri $request_uri;
proxy_set_header X-Forwarded-Ssl on;
proxy_set_header X-Forwarded-For $remote_addr;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header Connection "";

## Basic Proxy Configuration
client_body_buffer_size 128k;
proxy_next_upstream error timeout invalid_header http_500 http_502 http_503; ## Timeout if the real server is dead.
proxy_redirect  http://  $scheme://;
proxy_cache_bypass $cookie_session;
proxy_no_cache $cookie_session;
proxy_buffers 64 256k;

## Trusted Proxies Configuration
## Please read the following documentation before configuring this:
##     https://www.authelia.com/integration/proxies/nginx/#trusted-proxies
# set_real_ip_from 10.0.0.0/8;
# set_real_ip_from 172.16.0.0/12;
# set_real_ip_from 192.168.0.0/16;
# set_real_ip_from fc00::/7;
real_ip_header X-Forwarded-For;
real_ip_recursive on;

## Advanced Proxy Configuration
send_timeout 5m;
proxy_read_timeout 360;
proxy_send_timeout 360;
proxy_connect_timeout 360;
'';

authelia-location = ''
set $upstream_authelia http://127.0.0.1:9091/api/verify;

## Virtual endpoint created by nginx to forward auth requests.
location /authelia {
    ## Essential Proxy Configuration
    internal;
    proxy_pass $upstream_authelia;

    ## Headers
    ## The headers starting with X-* are required.
    proxy_set_header X-Original-URL $scheme://$http_host$request_uri;
    proxy_set_header X-Original-Method $request_method;
    proxy_set_header X-Forwarded-Method $request_method;
    proxy_set_header X-Forwarded-Proto $scheme;
    proxy_set_header X-Forwarded-Host $http_host;
    proxy_set_header X-Forwarded-Uri $request_uri;
    proxy_set_header X-Forwarded-For $remote_addr;
    proxy_set_header Content-Length "";
    proxy_set_header Connection "";

    ## Basic Proxy Configuration
    proxy_pass_request_body off;
    proxy_next_upstream error timeout invalid_header http_500 http_502 http_503; # Timeout if the real server is dead
    proxy_redirect http:// $scheme://;
    proxy_http_version 1.1;
    proxy_cache_bypass $cookie_session;
    proxy_no_cache $cookie_session;
    proxy_buffers 4 32k;
    client_body_buffer_size 128k;

    ## Advanced Proxy Configuration
    send_timeout 5m;
    proxy_read_timeout 240;
    proxy_send_timeout 240;
    proxy_connect_timeout 240;
}
'';

authelia-auth = ''
## Send a subrequest to Authelia to verify if the user is authenticated and has permission to access the resource.
auth_request /authelia;

## Set the $target_url variable based on the original request.

## Comment this line if you're using nginx without the http_set_misc module.
#set_escape_uri $target_url $scheme://$http_host$request_uri;

## Uncomment this line if you're using NGINX without the http_set_misc module.
set $target_url $scheme://$http_host$request_uri;

## Save the upstream response headers from Authelia to variables.
auth_request_set $user $upstream_http_remote_user;
auth_request_set $groups $upstream_http_remote_groups;
auth_request_set $name $upstream_http_remote_name;
auth_request_set $email $upstream_http_remote_email;

## Inject the response headers from the variables into the request made to the backend.
proxy_set_header Remote-User $user;
proxy_set_header Remote-Groups $groups;
proxy_set_header Remote-Name $name;
proxy_set_header Remote-Email $email;

## If the subreqest returns 200 pass to the backend, if the subrequest returns 401 redirect to the portal.
error_page 401 =302 https://auth.stag0.nyc.sitblueprint.com/?rd=$target_url;
'';
}