server {
    listen 443 ssl;
    server_name _;

    ssl_certificate     /etc/nginx/tls/tls.crt;
    ssl_certificate_key /etc/nginx/tls/tls.key;

    root  /usr/share/nginx/html;
    index index.html;

    error_page 401 = /oauth2/sign_in?rd=https://$http_host$request_uri;

    location = /oauth2/auth {
        internal;
        proxy_pass http://oauth2-proxy:4180/oauth2/auth;
        proxy_pass_request_body off;
        proxy_set_header Content-Length "";
        proxy_set_header X-Original-URI $request_uri;
        proxy_set_header X-Auth-Request-Redirect https://$http_host$request_uri;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-Proto https;
        proxy_set_header X-Forwarded-Host $http_host;
    }

    location /oauth2/ {
        proxy_pass http://oauth2-proxy:4180;
        proxy_set_header Host $http_host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-Proto https;
        proxy_set_header X-Forwarded-Host $http_host;
    }

    location /api/v1/ {
        auth_request /oauth2/auth;
        auth_request_set $auth_user $upstream_http_x_auth_request_user;
        auth_request_set $auth_groups $upstream_http_x_auth_request_groups;

        proxy_pass         http://control-panel-api:3010/api/v1/;
        proxy_http_version 1.1;
        proxy_set_header   Host              $http_host;
        proxy_set_header   X-Real-IP         $remote_addr;
        proxy_set_header   X-Forwarded-For   $proxy_add_x_forwarded_for;
        proxy_set_header   X-Forwarded-Proto https;

        # Overwrite browser-supplied identity headers. The API maps these IdP
        # group claims through rbac-check.py map-claim.
        proxy_set_header   X-CASAN-Actor     $auth_user;
        proxy_set_header   X-CASAN-Groups    $auth_groups;
        proxy_set_header   X-CASAN-Role      "";
    }

    location = /healthz {
        auth_request /oauth2/auth;
        proxy_pass http://control-panel-api:3010/healthz;
    }

    location / {
        auth_request /oauth2/auth;
        try_files $uri $uri/ /index.html;
    }
}