Clean all git repositories from a base path

git-gc.sh

#!/bin/bash

e () {
    echo -e "$(date '+%Y-%m-%d %H:%M:%S'): $1"
}

echo ""

BASE="$1"

if [ "$BASE" == "" ]; then
    e "This script require the base path as parameter\n"
    exit 1
fi

if [ ! -d "$BASE" ]; then
    e "Path $BASE do not exists\n"
    exit 1
fi

find "$BASE" -name '.git' -type d 2>/dev/null | while read dir; do
    dir="$(dirname "$dir")"

    e "Procesing $dir - Before $(du -hs "$dir/.git" | cut -f1)\c"

    cd "$dir"
    
    git gc --quiet
    git repack -Ad --quiet
    git prune

    echo " - After $(du -hs "$dir/.git" | cut -f1)"
done

echo ""

exit 0