ASEGURAR CONNEXIÓ XIFRADA VIA PROXY INVERS

1. Generar el Certificat i la Clau

sudo openssl req -x509 -nodes -days 365 -newkey rsa:2048 \
-keyout /etc/ssl/private/proxy.key \
-out /etc/ssl/certs/proxy.crt

2. Configurar Nginx per a HTTPS

sudo nano /etc/nginx/sites-available/proxy-invers

server {
listen 80;
server_name 172.25.199.103 smx.lan;
return 301 https://$host$request_uri; # Redirigeix tot el tràfic a HTTPS
}

server {
listen 443 ssl;
server_name 172.25.199.103 smx.lan;

ssl_certificate /etc/ssl/certs/proxy.crt;
ssl_certificate_key /etc/ssl/private/proxy.key;

location /zabbix {
proxy_pass http://127.0.0.1:8080/zabbix;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Proto $scheme;
}

location / {
return 301 https://$host/zabbix/;
}
}

3. Aplicar els canvis

• Comprovar que no hi hagi errors: sudo nginx -t

• Reiniciar Nginx: sudo systemctl restart nginx