upstream gos {
    server 172.25.0.34:30001;
    server 172.25.0.35:30001;
}

upstream goscore {
    server 172.25.0.34:30002;
    server 172.25.0.35:30002;
}

upstream prebooking {
    server 172.25.0.34:30003;
    server 172.25.0.35:30003;
}

upstream prebookingcore {
    server 172.25.0.34:30004;
    server 172.25.0.35:30004;
}

upstream streamer {
    server 172.25.0.34:30005;
    server 172.25.0.35:30005;
}

server {
    listen       3001;

    location / {
        proxy_pass http://gos;
    }
}

server {
    listen       3002;

    location / {
        proxy_pass http://goscore;
    }
}

server {
    listen       3003;

    location / {
        proxy_pass http://prebooking;
    }
}

server {
    listen       3004;

    location / {
        proxy_pass http://prebookingcore;
    }
}

server {
    listen       3005;

    location / {
        proxy_pass http://streamer;
    }
}