Updates and clean private git local repositories

updateGitLabs.sh

#!/bin/bash

NAME=$(basename "$0")

# Customized colors
export cRST='\033[0m' \
       cRed='\033[31;1m' cDRed='\033[31m' cRedBG='\033[41;1m' cDRedBG='\033[41m' \
       cGreen='\033[32;1m' cDGreen='\033[32m' cGreenBG='\033[42;1m' cDGreenBG='\033[42m' \
       cBlue='\033[34;1m' cDBlue='\033[34m' cBlueBG='\033[44;1m' cDBlueBG='\033[44m' \
       cYellow='\033[33;1m' cDYellow='\033[33m' cYellowBG='\033[43;1m' cDYellowBG='\033[43m' \
       cMagenta='\033[35;1m' cDMagenta='\033[35m' cMagentaBG='\033[45;1m' cDMagentaBG='\033[45m' \
       cCyan='\033[36;1m' cDCyan='\033[36m' cCyanBG='\033[46;1m' cDCyanBG='\033[46m' \
       cWhite='\033[37;1m' cBright='\033[37;1m' cGrey='\033[37m' cGreyBG='\033[47m' \
       cWhiteBG='\033[47;1m' cBrightBG='\033[47;1m'

checkTools()
{
  local misstools
  # Check presence of necessary tools
  for entry in "${@}"
  do
    if ! command -v "${entry}" >/dev/null 2>&1
    then
      misstools="${misstools} ${entry}"
    fi
  done
  [ -z "${misstools}" ] \
    && return \
    || {
         printf "\n${cRed}* [ERROR]${cRST} ${NAME} requires tools that could not be found: \n  ${misstools}"
         exit 1
    }
}

Warning()
{
    read -r -p "Are you sure you want to pull all the repos right now? (y/N) " RESP
    if [ "${RESP}" = "y" ];
    then
        return
    else
        printf "\nExiting...\n"
        exit 1
    fi
}

LOCK="/tmp/${NAME}.lock"

# Check presence of required tools
checkTools lockfile git

Warning

# lock
lockfile -r 0 "${LOCK}" || exit 1

repo_base=$HOME/Documents/workspaces
excluded_subdir="_repositories_pub"

[[ ! -d ${repo_base} ]] && printf "\n [ERROR] Set base directory was not found.\n\n" && exit 1

find_opt="-mindepth 1 -maxdepth 1 -type d"
repo_list="$( find ${repo_base} $find_opt -not -name ${excluded_subdir} -print0 | xargs -0 -n 1 basename | tr '\n' ' ' )"

for i in ${repo_list}; do
  printf "\n${cGreen}For repository %s:${cRST}\n" "${i}"
  cd "${repo_base}/${i}" && git pull >/dev/null 2>&1
  printf "Aggressively ${cYellow}optimize${cRST} the repository %s:\n" "${i}"
  git gc --aggressive
  # Remove any remote-tracking references that no longer exist on the remote repository before fetching
  printf "\n${cYellow}Sync${cRST} local registry of remote branches..." "${i}"
  # "git prune remote origin":
  git fetch -p >/dev/null 2>&1
  printf "\n${cYellow}Remove${cRST} tracking branches no longer on remote for %s if any:\n" "${i}"
  git for-each-ref refs/heads --format='%(refname:short)' | grep -v -e "HEAD" -e "master" | xargs -n 1 -r git branch -D
done

# unlock
rm -f "${LOCK}" || exit 0