# {{ ansible_managed }}

# Listen for IPv4 and IPv6 with HTTP2
listen [::]:443 ssl http2;
listen 443 ssl http2;

# Hide NGINX version
server_tokens off;

# Reverse Proxy Adm
set_real_ip_from 10.128.0.0/16;
real_ip_header P-Real-Ip;

# SSL
ssl on;
ssl_session_timeout 5m;
ssl_ciphers "ECDHE-ECDSA-CHACHA20-POLY1305:ECDH+AESGCM:DH+AESGCM:ECDH+AES256:DH+AES256:ECDH+AES128:DH+AES:!AES256-GCM-SHA256:!AES256-GCM-SHA128:!aNULL:!MD5";
ssl_prefer_server_ciphers on;
ssl_session_cache shared:SSL:10m;

# Use more secure ECDH curve
ssl_ecdh_curve secp521r1:secp384r1;

# In buster we will be able to use TLSv1.3
ssl_protocols TLSv1.2;

# Executer "cd /etc/ssl/certs; openssl dhparam -out dhparam.pem 4096" avant d'activer
ssl_dhparam /etc/ssl/certs/dhparam.pem;

# Enable OCSP Stapling, point to certificate chain
ssl_stapling on;
ssl_stapling_verify on;