Astuces

Présentation

Cette page a pour objet de lister quelques astuces autour de l'utilisation de l'OS Linux Debian.

Surcharger la conf DNS de GCP

apt install -y dnsmasq
mv /etc/dnsmasq.conf  /etc/dnsmasq.conf.ori
echo "server=/mydomain.com/192.168.0.99" >> /etc/dnsmasq.conf
echo "server=/mydomain.com/192.168.0.98" >> /etc/dnsmasq.conf
echo "server="$(grep ^nameserver /etc/resolv.conf|head -1|awk '{print $2}') >> /etc/dnsmasq.conf
sed -i 's@'$(grep ^nameserver /etc/resolv.conf|head -1|awk '{print $2}')'@127.0.0.1@g' /etc/resolv.conf
systemctl restart dnsmasq