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100 lines
2.3 KiB
Plaintext
100 lines
2.3 KiB
Plaintext
# Basic configuration
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user nginx;
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worker_processes 1;
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error_log /dev/stderr info;
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pid /var/run/nginx.pid;
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events {
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worker_connections 1024;
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}
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# Environment variables used in the configuration
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env WEBMAIL;
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env WEBDAV;
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env EXPOSE_ADMIN;
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http {
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# Standard HTTP configuration with slight hardening
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include /etc/nginx/mime.types;
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default_type application/octet-stream;
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access_log /dev/stdout;
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sendfile on;
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keepalive_timeout 65;
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server_tokens off;
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server {
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listen 80;
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listen 443 ssl;
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listen [::]:80;
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listen [::]:443 ssl;
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# TLS configuration hardened according to:
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# https://bettercrypto.org/static/applied-crypto-hardening.pdf
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ssl_protocols TLSv1.1 TLSv1.2;
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ssl_ciphers 'EDH+CAMELLIA:EDH+aRSA:EECDH+aRSA+AESGCM:EECDH+aRSA+SHA256:EECDH:+CAMELLIA128:+AES128:+SSLv3:!aNULL:!eNULL:!LOW:!3DES:!MD5:!EXP:!PSK:!DSS:!RC4:!SEED:!IDEA:!ECDSA:kEDH:CAMELLIA128-SHA:AES128-SHA';
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ssl_prefer_server_ciphers on;
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ssl_session_timeout 5m;
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ssl_session_cache shared:SSL:50m;
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ssl_certificate /certs/cert.pem;
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ssl_certificate_key /certs/key.pem;
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ssl_dhparam /etc/nginx/dhparam.pem;
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add_header Strict-Transport-Security max-age=15768000;
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if ($scheme = http) {
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return 301 https://$host$request_uri;
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}
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# Load Lua variables
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set_by_lua $webmail 'return os.getenv("WEBMAIL")';
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set_by_lua $webdav 'return os.getenv("WEBDAV")';
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set_by_lua $expose_admin 'return os.getenv("EXPOSE_ADMIN")';
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# Actual logic
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location / {
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if ($webmail != none) {
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return 301 $scheme://$host/webmail/;
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}
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if ($webmail = none) {
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return 403;
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}
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}
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location /webmail {
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if ($webmail != none) {
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proxy_pass http://webmail;
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}
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if ($webmail = none) {
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return 403;
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}
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}
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location /admin {
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if ($expose_admin = yes) {
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proxy_pass http://admin;
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}
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if ($expose_admin != yes) {
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return 403;
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}
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}
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location /webdav {
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if ($webdav != none) {
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proxy_pass http://webdav:5232;
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}
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if ($webdav = none) {
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return 403;
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}
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}
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location /.well-known/acme-challenge {
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proxy_pass http://admin:8081;
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}
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}
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}
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