From: Christian Heller Date: Sun, 16 Dec 2018 23:54:26 +0000 (+0100) Subject: Add borg backuping. X-Git-Url: https://plomlompom.com/repos/%7B%7B%20web_path%20%7D%7D/decks/%7B%7Bdb.prefix%7D%7D/tasks?a=commitdiff_plain;h=15b7039e8d5811a8c309a428d30999283715b0eb;p=config Add borg backuping. --- diff --git a/all_new_2018/borg.sh b/all_new_2018/borg.sh new file mode 100755 index 0000000..7597795 --- /dev/null +++ b/all_new_2018/borg.sh @@ -0,0 +1,106 @@ +#!/bin/sh +set -e +set -x + +standard_repo="borg" +config_file="${HOME}/.borgrepos" + +usage() { + echo "Need operation as argument, one of:" + echo "init" + echo "store" + echo "check" + echo "export_keyfiles" + false +} + +read_pw() { + stty -echo + printf "Passphrase: " + read password + stty echo + printf "\n" + export BORG_PASSPHRASE="${password}" +} + +if [ ! -f "${config_file}" ]; then + echo '# file read ends at last newline' >> "${config_file}" +fi +if [ "$#" -lt 1 ]; then + usage +fi +first_arg="$1" +shift +if [ "${first_arg}" = "init" ]; then + if [ ! "$#" -eq 1 ]; then + echo "Need exactly one argument: target of form user@server" + false + fi + target="$1" + echo "Initializing: ${target}" + borg init --verbose --encryption=keyfile "${target}:${standard_repo}" + tmp_file="/tmp/new_borgrepos" + echo "${target}" > "${tmp_file}" + cat "${config_file}" >> "${tmp_file}" + cp "${tmp_file}" "${config_file}" +elif [ "${first_arg}" = "store" ]; then + if [ "$#" -lt 2 ]; then + echo "Need archive name and paths to archive." + false + fi + archive_name=$1 + shift + to_backup="$@" + read_pw + cat "${config_file}" | while read line; do + first_char=$(echo "${line}" | cut -c1) + if [ "${first_char}" = "#" ]; then + continue + fi + repo="${line}:${standard_repo}" + archive="${repo}::${archive_name}" + echo "Creating archive: ${archive}" + borg create --verbose --list "${archive}" ${to_backup} + done +elif [ "${first_arg}" = "check" ]; then + if [ ! "$#" -eq 0 ]; then + echo "Need no arguments" + false + fi + read_pw + cat "${config_file}" | while read line; do + first_char=$(echo "${line}" | cut -c1) + if [ "${first_char}" = "#" ]; then + continue + fi + repo="${line}:${standard_repo}" + echo "Checking repo: ${repo}" + borg check --verbose "${repo}" + done +elif [ "${first_arg}" = "export_keyfiles" ]; then + if [ ! "$#" -eq 1 ]; then + echo "Need output tar file name." + false + fi + tar_target="${1}" + tmp_dir="${HOME}/.borgtmp" + keyfiles_dir="${tmp_dir}/borg_keyfiles" + mkdir -p "${keyfiles_dir}" + cat "${config_file}" | while read line; do + first_char=$(echo "${line}" | cut -c1) + if [ "${first_char}" = "#" ]; then + continue + fi + repo="${line}:${standard_repo}" + borg key export "${repo}" "${keyfiles_dir}/${line}" + done + cur_dir="$(pwd)" + cd "${tmp_dir}" + target=$(basename "${keyfiles_dir}") + tar cf "${tar_target}" "${target}" + mv "${tar_target}" "${cur_dir}" + cd + rm -rf "${tmp_dir}" +else + usage +fi diff --git a/all_new_2018/setup_scripts/setup_server.sh b/all_new_2018/setup_scripts/setup_server.sh index b47a495..2c0bdde 100755 --- a/all_new_2018/setup_scripts/setup_server.sh +++ b/all_new_2018/setup_scripts/setup_server.sh @@ -44,3 +44,6 @@ ln -sf /usr/share/zoneinfo/Europe/Berlin /etc/localtime # If we have not yet set the shell for user plom, ensure it here. This # is mostly for convenience. usermod -s /bin/bash plom + +# We want to be able to use ALL our servers as borg backup destinations. +apt -y install borgbackup