fwsync

Provides CLI interface to update your personal Firewall Rules
associated with your Google Cloud Development VM.
Installation
Install by running the following in your terminal:
$ curl https://raw.githubusercontent.com/jharshman/fwsync/master/install.sh | sh
Usage
Authentication
The reccomended method of authentication is to run the following command:
$ gcloud auth application-default login
Init
After installing, you can invoke the CLI by typing fwsync in your terminal.
This by default will display some usage information.
To initialize fwsync type fwsync init. This will walk you through steps in
selecting the correct firewall to manage and will write out fwsync's config file
which will be located at $HOME/.fwsync.
Update
If your IP updates and you notice you've lost access to your CloudVM,
you can invoke fwsync update to automatically detect your new IP address
and update your Firewall Rule.