Let's encrypt Zimbra renew

This is a script to renew the lets encrypt certificates for a single zimbra server.

Usage:

1. Copy the script on your zimbra server
2. Make the file executable:

chmod +x renew-zimbra-certs.sh

3. Update your zimbra certificates:

./renew-zimbra-certs.sh your.domain.tld

This script was build with this tutorial: https://wiki.zimbra.com/wiki/Installing_a_LetsEncrypt_SSL_Certificate

Feel free to fork this repro. :-)