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108 lines
3.0 KiB
Bash
108 lines
3.0 KiB
Bash
#!/usr/bin/env bash
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#
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# backup all tracked files
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#
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# @params
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# Globals
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# ${mydir}: current dir of the script
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# ${backup_type}: types of backup, individual or all
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# ${selected_files}: selected files to backup
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# ${action_command}: actions to run, cp|mv
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# Arguments
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# -h|--help: show help message and exit
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# -s|--select: select individual files through fzf and backup
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# -p PATH|--path PATH: pass in path and backup
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# -m|--move: use mv to backup instead of cp
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set -e
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set -f
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mydir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
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source "${mydir}"/../helper/set_variable.sh
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source "${mydir}"/../helper/git_query.sh
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function usage() {
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echo -e "Usage: dotbare fbackup [-h] [-m] [-s] [-p PATH] ...
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Backup files to ${DOTBARE_BACKUP}.
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This is useful when untracking files or migrating to new machines.
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Default: backup all tracked files using cp command to ${DOTBARE_BACKUP} directory.
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optional arguments:
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-h, --help\t\tshow this help message and exit.
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-s, --select\t\tlist all tracked files and only backup the selected files.
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-p PATH, --path PATH\tspecify path of files to backup.
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-m, --move\t\tuse 'mv' instead of the default 'cp' command to backup."
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}
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#######################################
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# backup passed in files while preserving directory info
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# Arguments:
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# $1: files to backup, separate by \n
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# $2: action command (cp|mv)
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#######################################
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function dotbare_backup() {
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local selected_files="$1"
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local action_command="${2:-cp}"
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while IFS= read -r line; do
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dir_name=$(dirname "${line}")
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[[ ! -d "${DOTBARE_BACKUP}/${dir_name}" ]] && mkdir -p "${DOTBARE_BACKUP}/${dir_name}"
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[[ "${action_command}" == "cp" ]] \
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&& cp -av "${line}" "${DOTBARE_BACKUP}/${line}" \
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&& continue
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# Purposly didn't use the -v flag because in finit, error message were
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# directed to /dev/null but the cp/mv info will still be printed, causing confusion.
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[[ "${action_command}" == "mv" ]] \
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&& mv "${line}" "${DOTBARE_BACKUP}/${line}" \
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&& echo "${line} -> ${DOTBARE_BACKUP}/${line}"
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done <<< "${selected_files}"
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exit 0
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}
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backup_type="all"
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action_command='cp'
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selected_files=""
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while [[ "$#" -gt 0 ]]; do
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case "$1" in
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-s|--select)
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backup_type="select"
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shift
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;;
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-p|--path)
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[[ -z "$2" ]] && echo "Invalid option: $1" >&2 && usage && exit 1
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selected_files="$2"
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shift
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shift
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;;
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-m|--move)
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action_command="mv"
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shift
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;;
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-h|--help)
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usage
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exit 0
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;;
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*)
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echo "Invalid option: $1" >&2
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usage
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exit 1
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;;
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esac
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done
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[[ -n "${selected_files}" ]] && dotbare_backup "${selected_files}" "${action_command}"
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cd "${DOTBARE_TREE}"
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if [[ "${backup_type}" == 'select' ]]; then
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selected_files=$(get_git_file "select files to backup" "raw")
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else
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selected_files=$(git --git-dir="${DOTBARE_DIR}" --work-tree="${DOTBARE_TREE}" \
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ls-files --full-name --directory "${DOTBARE_TREE}")
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fi
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[[ -z "${selected_files}" ]] && exit 1
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dotbare_backup "${selected_files}" "${action_command}"
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