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mailu/nginx/conf/nginx.conf

139 lines
2.9 KiB
Nginx Configuration File

# Basic configuration
user nginx;
worker_processes 4;
error_log /dev/stderr info;
pid /var/run/nginx.pid;
load_module "modules/ngx_mail_module.so";
events {
worker_connections 1024;
}
http {
# Standard HTTP configuration with slight hardening
include /etc/nginx/mime.types;
default_type application/octet-stream;
access_log /dev/stdout;
sendfile on;
keepalive_timeout 65;
server_tokens off;
absolute_redirect off;
server {
listen 80;
listen [::]:80;
# TLS configuration
{% if TLS and not TLS_ERROR %}
listen 443 ssl;
listen [::]:443 ssl;
include /etc/nginx/tls.conf;
ssl_session_cache shared:SSLHTTP:50m;
add_header Strict-Transport-Security max-age=15768000;
if ($scheme = http) {
return 301 https://$host$request_uri;
}
{% endif %}
{% if TLS_FLAVOR == 'letsencrypt' %}
location ^~ /.well-known/acme-challenge/ {
proxy_pass http://localhost:8000;
}
{% endif %}
# Actual logic
{% if TLS_ERROR %}
location / {
return 403;
}
{% else %}
{% if WEBMAIL != 'none' %}
location / {
return 301 $scheme://$host/webmail/;
}
location {{ WEB_WEBMAIL }} {
rewrite ^{{ WEB_WEBMAIL }}/(.*) /$1 break;
proxy_pass http://webmail;
}
{% endif %}
{% if ADMIN == 'true' %}
location {{ WEB_ADMIN }} {
return 301 {{ WEB_ADMIN }}/ui;
}
location ~ {{ WEB_ADMIN }}/(ui|static) {
rewrite ^{{ WEB_ADMIN }}/(.*) /$1 break;
proxy_set_header X-Forwarded-Prefix {{ WEB_ADMIN }};
proxy_pass http://admin;
}
{% endif %}
{% if WEBDAV != 'none' %}
location /webdav {
rewrite ^/webdav/(.*) /$1 break;
proxy_pass http://webdav:5232;
}
{% endif %}
{% endif %}
}
}
mail {
server_name {{ HOSTNAMES.split(",")[0] }};
auth_http http://{{ ADMIN_ADDRESS }}/internal/nginx;
proxy_pass_error_message on;
{% if TLS and not TLS_ERROR %}
include /etc/nginx/tls.conf;
ssl_session_cache shared:SSLMAIL:50m;
{% endif %}
server {
listen 25;
listen [::]:25;
{% if TLS and not TLS_ERROR %}
starttls on;
{% endif %}
protocol smtp;
smtp_auth none;
}
{% if not TLS_ERROR %}
server {
listen 143;
listen [::]:143;
{% if TLS %}
starttls only;
{% endif %}
protocol imap;
imap_auth plain;
}
{% if TLS %}
server {
listen 465 ssl;
listen [::]:465 ssl;
protocol smtp;
smtp_auth plain;
}
server {
listen 587;
listen [::]:587;
starttls only;
protocol smtp;
smtp_auth plain;
}
server {
listen 993 ssl;
listen [::]:993 ssl;
protocol imap;
imap_auth plain;
}
{% endif %}
{% endif %}
}