script to delete a bare git repository after checking some conditions. Save it inside the git-shell-commands directory as "delete"

delete-bare-repo.sh

#! /bin/bash

# usage:        delete <REPOSITORY> - PERMANENTLY delete a repository if existing.
#               CAREFUL, this action cannot be undone. This command will ask for confirmation.

GITDIR="/var/git"

function is_bare() {
        repodir=$1
        if "$(git --git-dir="$repodir" rev-parse --is-bare-repository)" = true
        then
                true
        else
                false
        fi
}

if [ ! -z $1 ]; then
        PROJECT=$1
else
        read -p 'Project to delete: ' PROJECT
fi

if [ -d ${GITDIR}/${PROJECT}.git ]; then
        if [[ $(ls -A ${GITDIR}/${PROJECT}.git) ]]; then
                if is_bare ${GITDIR}/${PROJECT}.git
                then
                        echo "You are going to delete the git repository \"${PROJECT}.git\" Do you really want to continue? Note, this action cannot be reverted. [y/N]"
                        read delAnswer
                        case $delAnswer in
                                Y|y)
                                        rm -rf ${PROJECT}.git
                                        ;;
                                N|n)
                                        echo "Aborting due to user request."
                                        exit 173
                                        ;;
                                *)
                                        echo "you said \"$delAnswer\" which I don't understand. Assuming No. Aborting."
                                        exit 177
                                        ;;
                        esac
                else
                        echo "\"${PROJECT}.git\" doesn't look like a git repository. Check with your System Administrator."
                        exit 177
                fi
        else
                echo "\"${PROJECT}.git\" is an empty directory, Skipping. Check with your System Administrator."
                exit 177
        fi
fi