Please have a look at the certbot-dns-google documentation first.
Procedure :
- Edit domains in the compose file
- Edit Google credentials in google.json file (generate using https://developers.google.com/identity/protocols/oauth2/service-account#creatinganaccount)
- Run certbot only and wait for certificates to be generated :
docker-compose up -d mycertbot - When certificates are generated, run your services :
docker-compose up -d