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dotbare/scripts/finit

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3.4 KiB
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#!/usr/bin/env bash
#
# init the git bare repo
#
# @params
# Globals
# ${mydir}: current dir of the script
# ${confirm}: confirm status of the user
# ${post_hooks}: post checkout actions to perform
# Arguments
# -h: show help message and exit
# -u: specify remote dotfiles url to init
# -s: clone submodules after checkout
# -y: confirm action by default and skip confirmation
set -e
set -f
mydir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
source "${mydir}"/../helper/set_variable.sh
source "${mydir}"/../helper/get_confirmation.sh
function usage() {
echo -e "Usage: dotbare finit [-h] [-y] [-s] [-u URL] ...\n"
echo -e "Init the git bare repository if doesn't exist"
# shellcheck disable=SC2016
echo -e 'The bare repository will be initialised under $DOTBARE_DIR, default to $HOME/.cfg if not set'
# shellcheck disable=SC2016
echo -e 'It will track $DOTBARE_TREE, default to $HOME if not set\n'
echo -e "Default: init the bare repository at $DOTBARE_DIR\n"
echo -e "optional arguments:"
echo -e " -h\t\tshow this help message and exit"
echo -e " -u URL\tmigrate existing dotfiles from the git URL to current system"
echo -e " -s\t\tclone submodules after checkout"
echo -e " -y\t\tconfirm action by default and skip confirmation"
}
remote_url=""
post_hooks=()
while getopts ":hu:ys" opt; do
case "$opt" in
s)
[[ ! "${post_hooks[*]}" =~ submodule ]] && \
post_hooks+=("submodule")
;;
u)
remote_url="${OPTARG}"
;;
y)
confirm='y'
;;
h)
usage
exit 0
;;
*)
echo "Invalid option: ${OPTARG}" >&2
usage
exit 1
;;
esac
done
if [[ -z "${remote_url}" ]]; then
echo "modify DOTBARE_DIR and DOTBARE_TREE to customize location, more information run dotbare finit -h"
echo "git bare repository will be initialised at ${DOTBARE_DIR}"
echo "git bare repository will be tracking ${DOTBARE_TREE}"
[[ -z "${confirm}" ]] && confirm=$(get_confirmation)
[[ "${confirm}" != 'y' ]] && exit 1
if [[ -d "${DOTBARE_DIR}" ]]; then
echo "${DOTBARE_DIR} already exist"
exit 1
else
git init --bare "${DOTBARE_DIR}"
/usr/bin/git --git-dir "${DOTBARE_DIR}" --work-tree "${DOTBARE_TREE}" \
config --local status.showUntrackedFiles no
fi
else
[[ ! -d "${DOTBARE_TREE}" ]] && mkdir -p "${DOTBARE_TREE}"
cd "${DOTBARE_TREE}"
git clone --bare "${remote_url}" "${DOTBARE_DIR}"
if ! /usr/bin/git --git-dir "${DOTBARE_DIR}" --work-tree "${DOTBARE_TREE}" checkout 2> /dev/null; then
echo "File checkout failed"
echo "Backing up pre-existing dotfiles ..."
/usr/bin/git --git-dir "${DOTBARE_DIR}" --work-tree "${DOTBARE_TREE}" checkout 2>&1 \
| awk '{
if ($0 ~ /[\t].*/) {
gsub(/^[\t]/, "", $0)
print $0
}
}' \
| xargs -I __ "${mydir}"/fbackup -p __ -m
echo "dotfiles backup succeeded, checkout continue"
/usr/bin/git --git-dir "${DOTBARE_DIR}" --work-tree "${DOTBARE_TREE}" checkout
fi
/usr/bin/git --git-dir "${DOTBARE_DIR}" --work-tree "${DOTBARE_TREE}" \
config --local status.showUntrackedFiles no
echo "File checkout succeeded"
for hook in "${post_hooks[@]}"; do
case "${hook}" in
submodule)
echo "Cloning submodules ..."
/usr/bin/git --git-dir "${DOTBARE_DIR}" --work-tree "${DOTBARE_TREE}" \
submodule update --init --recursive
;;
esac
done
echo "Migration completed"
exit 0
fi