nginx/nginx.sh

#!/usr/bin/env bash

# Fill in the following variables
appname=
url=
domain=
port=
eff_email_address=

# .conf installation
{

# Exit if variables are null
if [ -z ${appname} ] || [ -z ${url} ] || [ -z ${domain} ] || [ -z ${port} ] || [ -z ${eff_email_address} ]
then
    exit 1
fi

sudo tee /etc/nginx/sites-available/${appname}.conf >/dev/null <<conf
server {
    server_name ${url};
    include local/http_upgrade;

    location / {
        proxy_pass http://${domain}:${port};
        include local/proxy_params;

        error_log  /var/log/nginx/${appname}_error.log;
        access_log /var/log/nginx/${appname}_access.log;
    }
}
conf

sudo ln -s -f /etc/nginx/sites-available/${appname}.conf /etc/nginx/sites-enabled/

if sudo nginx -t
then
    sudo systemctl reload nginx.service
    sudo certbot --nginx --non-interactive --agree-tos --no-eff-email -m ${eff_email_address} -d ${url} \
        --staple-ocsp --hsts --no-redirect
fi

}