it-infra/m-labs-intl/nginx.conf
Egor Savkin 4b36c5a610 Limit connections and redirect www to canonical
Signed-off-by: Egor Savkin <es@m-labs.hk>
2024-08-21 17:05:37 +08:00

94 lines
1.7 KiB
Nginx Configuration File

user www-data;
worker_processes auto;
pid /run/nginx.pid;
error_log /var/log/nginx/error.log;
include /etc/nginx/modules-enabled/*.conf;
events {
worker_connections 768;
# multi_accept on;
}
http {
##
# Basic Settings
##
sendfile on;
tcp_nopush on;
types_hash_max_size 2048;
# server_tokens off;
server_names_hash_bucket_size 64;
# server_name_in_redirect off;
include /etc/nginx/mime.types;
default_type application/octet-stream;
##
# SSL Settings
##
ssl_protocols TLSv1 TLSv1.1 TLSv1.2 TLSv1.3; # Dropping SSLv3, ref: POODLE
ssl_prefer_server_ciphers on;
# Rate limiting
limit_conn_zone $binary_remote_addr zone=addr:10m;
limit_req_zone $binary_remote_addr zone=rfq:10m rate=5r/m;
##
# Logging Settings
##
access_log /var/log/nginx/access.log;
##
# Gzip Settings
##
gzip on;
# gzip_vary on;
# gzip_proxied any;
# gzip_comp_level 6;
# gzip_buffers 16 8k;
# gzip_http_version 1.1;
gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript;
##
# Virtual Host Configs
##
include /etc/nginx/conf.d/*.conf;
include /etc/nginx/sites-enabled/*;
}
stream {
limit_conn_zone $binary_remote_addr zone=mail:10m;
# Upstream mail servers
upstream smtp_backend {
server mail.m-labs.hk:25;
}
upstream submission_backend {
server mail.m-labs.hk:587;
}
# SMTP
server {
listen 25;
proxy_pass smtp_backend;
proxy_protocol on;
limit_conn mail 5;
}
# Submission (Authenticated SMTP)
server {
listen 587;
proxy_pass submission_backend;
proxy_protocol on;
limit_conn mail 5;
}
}