A bash script for sign your commits

Introduction • Requirements • Usage • Examples

Introduction

This bash script has been designed to help you configure your environment to sign your commits with a GPG key.

Official documentation :

• About commit signature verification

Requirements

• Ubuntu or Debian OS
• gpg
• git
• root privilege

Usage

$ su
$ chmod +x sign-my-code.sh
$ ./sign-my-code.sh

or

$ sudo chmod +x sign-my-code.sh
$ sudo ./sign-my-code.sh

Scenario 1 : You want to sign your commits from scratch

Follow these steps in order :

• Execute this script with root privilege
• Install gpg & git packages
• Generate a new GPG key
• Add a GPG key to your GitHub account
• Tell Git about your signing key
• Sign commits examples
• Quit

Scenario 2 : You want to sign your commits with an existing GPG key, and GPG/Git packages is already installed

Follow these steps in order :

• Add a GPG key to your GitHub account
• Tell Git about your signing key
• Sign commits examples
• Quit

Other scenarios are possible, just select the option that will help you ;-)

Examples

Test performed in an Xubuntu 22.04.3 LTS virtualbox machine with root privilege.

Execute this script :

Install gpg & git packages :