Environment :
Linux/Debian 9.2
# apt-get update
# apt-get -y install vim-nox curl wget dnsutils nginx
# rm /etc/nginx/sites-enabled/default
# vim /etc/nginx/conf.d/upstream.conf
upstream backoriginal {
server srv1.truedigitalplus.com:80;
server srv2.truedigitalplus.com:80;
}
# vim /etc/nginx/sites-available/frontend.conf
server {
listen 80 default_server;
listen [::]:80 default_server;
server_name frontapp;
set $proxy_backend_host truedigitalplus.com;
location / {
proxy_pass http://backoriginal;
proxy_set_header Host $proxy_backend_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 $scheme;
proxy_set_header Accept-Encoding "";
sub_filter_types *;
sub_filter "http://$proxy_backend_host/" "http://$host/";
sub_filter "$proxy_backend_host/" "$host/";
sub_filter "$proxy_backend_host" "$http_host";
sub_filter_once off;
proxy_redirect ~(^http://www.$proxy_backend_host|^)/(.*)$ http://$host/$2;
proxy_redirect ~(^http://$proxy_backend_host|^)/(.*)$ http://$host/$2;
}
}
# cd /etc/nginx/sites-enabled/
# ln -sf ../sites-available/frontend.conf
# /etc/init.d/nginx restart
# systemctl enable nginx
# shutdown -r now
