Nginx 使用 Let’s Encrypt 配置 HTTPS 和 HTTP2

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yum update
yum install letsencrypt

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server {
    listen 80; // 改为指定的端口
    server_name www.example.com;
    root /var/www/html;
    location ~ /.well-known {
        allow all;
    }
}

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sudo letsencrypt certonly -a webroot --webroot-path=/var/www/html -d www.example.com

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http://www.example.com/.well-known/acme-challenge/p1jaEziikiiKer311uQ9fh03_pJmiPSCG0vYahUtWVA

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sudo letsencrypt certonly -a webroot --webroot-path=/var/www/html -d www.example.com -d example.com

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sudo openssl dhparam -out /etc/ssl/certs/dhparam.pem 2048

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ssl_certificate /etc/letsencrypt/live/www.example.com/fullchain.pem;
ssl_certificate_key /etc/letsencrypt/live/www.example.com/privkey.pem;

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# from https://cipherli.st/
# and https://raymii.org/s/tutorials/Strong_SSL_Security_On_nginx.html
ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
ssl_prefer_server_ciphers on;
ssl_ciphers "EECDH+AESGCM:EDH+AESGCM:AES256+EECDH:AES256+EDH";
ssl_ecdh_curve secp384r1;
ssl_session_cache shared:SSL:10m;
ssl_session_tickets off;
ssl_stapling on;
ssl_stapling_verify on;
resolver 8.8.8.8 8.8.4.4 valid=300s;
resolver_timeout 5s;
# Disable preloading HSTS for now.  You can use the commented out header line that includes
# the "preload" directive if you understand the implications.
#add_header Strict-Transport-Security "max-age=63072000; includeSubdomains; preload";
add_header Strict-Transport-Security "max-age=63072000; includeSubdomains";
add_header X-Frame-Options DENY;
add_header X-Content-Type-Options nosniff;
ssl_dhparam /etc/ssl/certs/dhparam.pem;

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server {
    listen 443 ssl http2 default_server;
    server_name www.example.com;
    root /var/www/html;
    include snippets/ssl-www.example.com.conf;
    include snippets/ssl-params.conf;
}