+limit_req_zone $binary_remote_addr zone=lemmy_ratelimit:10m rate=1r/s;
+
server {
listen 80;
server_name {{ domain }};
listen 443 ssl http2;
server_name {{ domain }};
- ssl_certificate /certs/live/{{ domain }}/fullchain.pem;
- ssl_certificate_key /certs/live/{{ domain }}/privkey.pem;
+ ssl_certificate /etc/letsencrypt/live/{{domain}}/fullchain.pem;
+ ssl_certificate_key /etc/letsencrypt/live/{{domain}}/privkey.pem;
+
+ # Various TLS hardening settings
+ # https://raymii.org/s/tutorials/Strong_SSL_Security_On_nginx.html
+ ssl_protocols TLSv1.2 TLSv1.3;
+ ssl_prefer_server_ciphers on;
+ ssl_ciphers 'ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256';
+ ssl_session_timeout 10m;
+ ssl_session_cache shared:SSL:10m;
+ ssl_session_tickets off;
+ ssl_stapling on;
+ ssl_stapling_verify on;
+
+ # Hide nginx version
+ server_tokens off;
+
+ # Enable compression for JS/CSS/HTML bundle, for improved client load times.
+ # It might be nice to compress JSON, but leaving that out to protect against potential
+ # compression+encryption information leak attacks like BREACH.
+ gzip on;
+ gzip_types text/css application/javascript image/svg+xml;
+ gzip_vary on;
+
+ # Only connect to this site via HTTPS for the two years
+ add_header Strict-Transport-Security "max-age=63072000";
- # TODO: add security params
+ # Various content security headers
+ add_header Referrer-Policy "same-origin";
+ add_header X-Content-Type-Options "nosniff";
+ add_header X-Frame-Options "DENY";
+ add_header X-XSS-Protection "1; mode=block";
+ # Upload limit for pictrs
+ client_max_body_size 20M;
+
+ # frontend
location / {
- rewrite (\/(user|u|inbox|post|community|c|login|search|sponsors|communities|modlog|home)+) /static/index.html break;
- proxy_pass http://0.0.0.0:8536;
- proxy_set_header X-Real-IP $remote_addr;
- proxy_set_header Host $host;
- proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-
- # WebSocket support
- proxy_http_version 1.1;
- proxy_set_header Upgrade $http_upgrade;
- proxy_set_header Connection "upgrade";
+ # The default ports:
+ # lemmy_ui_port: 1235
+ # lemmy_port: 8536
+
+ set $proxpass "http://0.0.0.0:{{ lemmy_ui_port }}";
+ if ($http_accept = "application/activity+json") {
+ set $proxpass "http://0.0.0.0:{{ lemmy_port }}";
+ }
+ if ($http_accept = "application/ld+json; profile=\"https://www.w3.org/ns/activitystreams\"") {
+ set $proxpass "http://0.0.0.0:{{ lemmy_port }}";
+ }
+ if ($request_method = POST) {
+ set $proxpass "http://0.0.0.0:{{ lemmy_port }}";
+ }
+ proxy_pass $proxpass;
+
+ rewrite ^(.+)/+$ $1 permanent;
+
+ # Send actual client IP upstream
+ proxy_set_header X-Real-IP $remote_addr;
+ proxy_set_header Host $host;
+ proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+ }
+
+ # backend
+ location ~ ^/(api|pictrs|feeds|nodeinfo|.well-known) {
+ proxy_pass http://0.0.0.0:{{ lemmy_port }};
+ proxy_http_version 1.1;
+ proxy_set_header Upgrade $http_upgrade;
+ proxy_set_header Connection "upgrade";
+
+ # Rate limit
+ limit_req zone=lemmy_ratelimit burst=30 nodelay;
+
+ # Add IP forwarding headers
+ proxy_set_header X-Real-IP $remote_addr;
+ proxy_set_header Host $host;
+ proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+ }
+
+
+ # Redirect pictshare images to pictrs
+ location ~ /pictshare/(.*)$ {
+ return 301 /pictrs/image/$1;
+ }
+
+ location /iframely/ {
+ proxy_pass http://0.0.0.0:8061/;
+ proxy_set_header X-Real-IP $remote_addr;
+ proxy_set_header Host $host;
+ proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
}
}
+
+# Anonymize IP addresses
+# https://www.supertechcrew.com/anonymizing-logs-nginx-apache/
+map $remote_addr $remote_addr_anon {
+ ~(?P<ip>\d+\.\d+\.\d+)\. $ip.0;
+ ~(?P<ip>[^:]+:[^:]+): $ip::;
+ 127.0.0.1 $remote_addr;
+ ::1 $remote_addr;
+ default 0.0.0.0;
+}
+log_format main '$remote_addr_anon - $remote_user [$time_local] "$request" '
+'$status $body_bytes_sent "$http_referer" "$http_user_agent"';
+access_log /var/log/nginx/access.log main;