Simple Gandi DNS client used to dynamically update A record with your current public IP address.
go get github.com/breed808/gandidyndns
A docker image is also available if that's your preference: docker pull breed808/gandidyndns:latest
export GANDI_API_KEY="supersecretkey"
# Set www.example.com and ftp.example.com value to current public IP address.
./gandidyndns example.com www ftp