nixos-config/system/all/nginx.nix

{ pkgs, lib, ... }:
let
  access_log_sink = "<server>:<port>";
  error_log_sink = "<server>:<port>";
in
{

  security.acme.defaults.email = "contact@ingolf-wagner.de";
  security.acme.acceptTerms = true;

  services.nginx = {

    # Use recommended settings
    recommendedGzipSettings = lib.mkDefault true;
    recommendedOptimisation = lib.mkDefault true;
    recommendedProxySettings = lib.mkDefault true;
    recommendedTlsSettings = lib.mkDefault true;

    # for loki logging
    #commonHttpConfig = ''
    #  log_format logfmt 'timestamp=$time_iso8601 '
    #    'facility=nginx '
    #    'src_addr=$remote_addr '
    #    'body_bytes_sent=$body_bytes_sent '
    #    'request_time=$request_time '
    #    'response_status=$status '
    #    'request="$request" '
    #    'request_method="$request_method" '
    #    'host="$host" '
    #    'upstream_cache_status="$upstream_cache_status" '
    #    'upstream_addr="$upstream_addr" '
    #    'http_x_forwarded_for="$http_x_forwarded_for" '
    #    'http_referrer="$http_referer" '
    #    'http_user_agent="$http_user_agent"';
    #
    #      # log to local journald
    #      access_log syslog:server=unix:/dev/log logfmt;
    #    '';

    # for graylog logging
    #commonHttpConfig = ''
    #  log_format graylog2_json escape=json '{ "timestamp": "$time_iso8601", '
    #    '"facility": "nginx", '
    #    '"src_addr": "$remote_addr", '
    #    '"body_bytes_sent": $body_bytes_sent, '
    #    '"request_time": $request_time, '
    #    '"response_status": $status, '
    #    '"request": "$request", '
    #    '"request_method": "$request_method", '
    #    '"host": "$host",'
    #    '"upstream_cache_status": "$upstream_cache_status",'
    #    '"upstream_addr": "$upstream_addr",'
    #    '"http_x_forwarded_for": "$http_x_forwarded_for",'
    #    '"http_referrer": "$http_referer", '
    #    '"http_user_agent": "$http_user_agent" }';
    #  access_log syslog:server=${access_log_sink} graylog2_json;
    #  error_log syslog:server=${error_log_sink};
    #'';
  };

  services.nginx.package = pkgs.nginxMainline;
}