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#!/usr/bin/env bash
# Copyright (c) 2016 Egor Tensin <Egor.Tensin@gmail.com>
# This file is part of the "Cygwin configuration files" project.
# For details, see https://github.com/egor-tensin/cygwin-home.
# Distributed under the MIT License.
list_repo_files() (
set -o errexit -o nounset -o pipefail
local -a cmd=(git ls-files)
while [ "$#" -gt 0 ]; do
case "$1" in
-z|-0)
cmd+=(-z)
shift
;;
-h|--help)
echo "usage: ${FUNCNAME[0]} [-h|--help] [-z|-0]"
return 0
;;
*)
echo "${FUNCNAME[0]}: unrecognized parameter: $1" >&2
return 1
;;
esac
done
eval "${cmd[@]+"${cmd[@]}"}"
)
list_repo_dirs() (
set -o errexit -o nounset -o pipefail
local terminator='\n'
while [ "$#" -gt 0 ]; do
case "$1" in
-z|-0)
terminator='\000'
shift
;;
-h|--help)
echo "usage: ${FUNCNAME[0]} [-h|--help] [-z|-0]"
return 0
;;
*)
echo "${FUNCNAME[0]}: unrecognized parameter: $1" >&2
return 1
;;
esac
done
{ printf '.\0' ; list_repo_files -z ; } \
| xargs -0 dirname -z \
| sort -uz \
| tail -z -n +2 \
| tr '\000' "$terminator"
)
tighten_repo_security() (
set -o errexit -o nounset -o pipefail
list_repo_files -z | xargs -0 chmod 0600
list_repo_dirs -z | xargs -0 chmod 0700
chmod 0700 .git
)
backup_repo() (
set -o errexit -o nounset -o pipefail
local repo_dir
repo_dir="$( realpath . )"
local repo_name
repo_name="$( basename "$repo_dir" )"
local backup_dir="$repo_dir"
if [ $# -eq 1 ]; then
backup_dir="$1"
elif [ $# -gt 1 ]; then
echo "usage: ${FUNCNAME[0]} [BACKUP_DIR]" >&2
exit 1
fi
local zip_name
zip_name="${repo_name}_$( date -u +'%Y%m%dT%H%M%S' ).zip"
git archive \
--format=zip -9 \
--output="$backup_dir/$zip_name" \
--remote="$repo_dir" \
HEAD
)
backup_repo_dropbox() (
set -o errexit -o nounset -o pipefail
backup_repo "$USERPROFILE/Dropbox/backups"
)
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