Update Repos Script

update.sh

#!/usr/bin/env bash
# tony@subfuzion.com

# WARNING! This script assumes you never work in the master branch,
# so it doesn't check to see if there are any uncommitted changes
# or untracked files. If the branch is master, this script will
# attempt a git pull; otherwise, it will perform a git fetch.

# directories to include (use valid glob patterns, default is all)
declare -a whitelist=( */ )

# directories to ignore
declare -a blacklist=( scratch/ tmp/ )

function check_blacklist {
  for name in ${blacklist[@]}; do
    [[ $name = $1 ]] && return 0
  done
  return 1
}

for dir in ${whitelist[@]}; do
  check_blacklist $dir
  # ensure is a directory, contains .git directory,  and is not in blacklist
  [[ $? -ne 0 && -d "${dir}" && -e "${dir}/.git" ]] || continue
  cd ${dir}

  if git symbolic-ref --short HEAD | grep -Fxq "master"; then
    # if on branch master, use git pull
    git pull origin master
  else
    # otherwise, git fetch (will need to manually git merge)
    echo "[ ${dir} ] FETCHING master, CURRENT BRANCH: $(git symbolic-ref --short HEAD)"
    git fetch origin master
  fi

  [[ $? -ne 0 ]] && echo "*** Error accessing repo: ${dir} ***"
  cd ..
  echo
done