https://letsencrypt.jp/letsencrypt.jp
Let's EncryptのSSL証明書で個人サービスをSSL化しました
手順とnginxの基本設定をまとめます
環境
Ubuntu 16.04.2 LTS
nginx version: nginx/1.10.0 (Ubuntu)
クライアントをインストール
sudo apt-get install letsencrypt
コマンド実行
# 既に80でwww.example.comを公開している場合 letsencrypt certonly --webroot -w /var/www/www.example.com/htdocs -d www.example.com -w root_path -d ドメイン
ここまでで下記の配下に証明書が発行されます
/etc/letsencrypt/live/www.example.com/
※初回の場合はメールアドレス登録と利用規約への同意が必要です
cron設定
Let's EncryptのSSL証明書は有効期限が三ヶ月なので、自動的に更新するようにcronを設定します
# 毎月01日 AM03:00に実行 00 03 01 * * letsencrypt certonly --webroot -w /var/www/www.example.com/htdocs -d www.example.com
nginxの基本設定
server { listen 80; server_name www.example.com; # Redirect all HTTP requests to HTTPS with a 301 Moved Permanently response. return 301 https://www.example.com$request_uri; } server { listen 443 ssl http2; server_name www.example.com; root /var/www/www.example.com/public; error_log /var/log/nginx/example.error.log; access_log /var/log/nginx/example.access.log; # certs sent to the client in SERVER HELLO are concatenated in ssl_certificate ssl_certificate /etc/letsencrypt/live/www.example.com/fullchain.pem; ssl_certificate_key /etc/letsencrypt/live/www.example.com/privkey.pem; ssl_session_timeout 1d; ssl_session_cache shared:SSL:50m; ssl_session_tickets off; # Diffie-Hellman parameter for DHE ciphersuites, recommended 2048 bits ssl_dhparam /etc/letsencrypt/private/dhparam.pem; # intermediate configuration. tweak to your needs. ssl_protocols TLSv1 TLSv1.1 TLSv1.2; ssl_ciphers 'ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA:ECDHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-RSA-AES256-SHA256:DHE-RSA-AES256-SHA:ECDHE-ECDSA-DES-CBC3-SHA:ECDHE-RSA-DES-CBC3-SHA:EDH-RSA-DES-CBC3-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:DES-CBC3-SHA:!DSS'; ssl_prefer_server_ciphers on; # HSTS (ngx_http_headers_module is required) (15768000 seconds = 6 months) add_header Strict-Transport-Security max-age=15768000; # OCSP Stapling --- # fetch OCSP records from URL in ssl_certificate and cache them ssl_stapling on; ssl_stapling_verify on; ## verify chain of trust of OCSP response using Root CA and Intermediate certs ssl_trusted_certificate /etc/letsencrypt/live/www.example.com/fullchain.pem; resolver 8.8.4.4 8.8.8.8 valid=300s; resolver_timeout 10s; server_tokens off; gzip on; gzip_http_version 1.1; gzip_types text/plain text/xml text/css application/xml application/xhtml+xml application/rss+xml application/javascript application/x-javascript; gzip_buffers 4 8k; gzip_min_length 1000; gzip_comp_level 1; gzip_proxied off; gzip_disable "MSIE [1-6]\." "Mozilla/4"; gzip_vary off; index index.php; location / { try_files $uri $uri/ /index.php?$query_string; } # Remove trailing slash if (!-d $request_filename) { rewrite ^/(.+)/$ /$1 permanent; } location ~ \.php { fastcgi_pass unix:/run/php/php7.0-fpm.sock; fastcgi_index index.php; fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name; include fastcgi_params; } }