--- slug: "nginx-log-request-headers" title: "nginxのログにリクエストヘッダーを出す" description: "nginx の access log に全リクエストヘッダー (Host, User-Agent, X-Forwarded-For 等) とレスポンス情報を出力する `log_format` 設定例と、Ansible で配布する書き方。" url: "https://www.ytyng.com/blog/nginx-log-request-headers" publish_date: "2020-05-06T14:24:27Z" created: "2020-05-06T14:24:27Z" updated: "2026-05-11T12:57:57.293Z" categories: ["nginx"] keywords: "" featured_image_url: "https://media.ytyng.com/resize/20250602/9006f17a0d6e44ce9fc706bffe63f59a.png.webp?width=768" has_video: true has_music: true video_urls: ["https://media.ytyng.net/ytyng-blog/171/featured-video-1.mp4", "https://media.ytyng.net/ytyng-blog/171/featured-video-2.mp4", "https://media.ytyng.net/ytyng-blog/171/featured-video-3.mp4"] music_urls: ["https://media.ytyng.net/ytyng-blog/171/featured-music-171-5.mp3", "https://media.ytyng.net/ytyng-blog/171/featured-music-171-6.mp3"] lang: "ja" --- # nginxのログにリクエストヘッダーを出す

log_format.conf

log_format header
  '[$time_local]\n'
  '$request\n'
  'request ------------\n'
  'remote_addr: $remote_addr\n'
  'remote_user: $remote_user\n'
  'request_time: $request_time\n'
  'host: $http_host\n'
  'referer: $http_referer\n'
  'accept_encoding: $http_accept_encoding\n'
  'accept_language: $http_accept_language\n'
  'user_agent: $http_user_agent\n'
  'x_forwarded_proto: $http_x_forwarded_proto\n'
  'x_forwarded_for: $http_x_forwarded_for\n'
  'x_forwarded_host: $http_x_forwarded_host\n'
  'x_real_ip: $http_x_real_ip\n'
  'response ------------\n'
  'status: $status\n'
  'size: $body_bytes_sent\n'
  'content_type: $sent_http_content_type\n';

ansible playbook yaml

- remote_user: ubuntu
  hosts: servers
  become: yes
  tasks:

    - copy:
      src: log_format.conf
      dest: /etc/nginx/conf.d/log_format.conf
      owner: root
      group: root
      mode: 0644

    - name: "nginx の再起動"
      service:
      name: nginx
      state: restarted

nginx のサーバ設定

server {
  listen 80 default;
  ...
  access_log /var/log/nginx/torico-id-header.log header;