298 lines
6.1 KiB
Bash
Executable File
298 lines
6.1 KiB
Bash
Executable File
#!/usr/bin/env bash
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script_name="$(basename $(realpath $0))"
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working_dir="$(dirname $(realpath $0))"
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if [[ -f "${working_dir}/conf/borg-backup-nc.conf" ]] ; then
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conf_file="${working_dir}/conf/borg-backup-nc.conf"
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else
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conf_file="${working_dir}/conf/borg-backup.conf"
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fi
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LOCK_DIR="/tmp/${script_name%%.*}.LOCK"
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log_file="${LOCK_DIR}/${script_name%%.*}.log"
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backup_date="$(date +%Y-%m-%d-%H%M)"
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# ----------
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# Base Function(s)
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# ----------
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clean_up() {
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# Perform program exit housekeeping
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blank_line
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if [[ "${BASH_SOURCE[0]}" == "${0}" ]] ; then
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rm -rf "$LOCK_DIR"
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exit $1
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fi
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}
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echononl(){
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if $terminal ; then
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echo X\\c > /tmp/shprompt$$
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if [ `wc -c /tmp/shprompt$$ | awk '{print $1}'` -eq 1 ]; then
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echo -e -n " $*\\c" 1>&2
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else
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echo -e -n " $*" 1>&2
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fi
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rm /tmp/shprompt$$
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fi
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}
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fatal(){
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echo ""
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if $terminal ; then
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echo -e " [ \033[31m\033[1mFatal\033[m ]: $*"
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echo ""
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echo -e " \033[31m\033[1mScript was interupted\033[m!"
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else
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echo " [ Fatal ]: $*"
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echo ""
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echo " Script was terminated...."
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fi
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echo ""
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clean_up 1
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}
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error (){
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echo ""
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if $terminal ; then
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echo -e " [ \033[31m\033[1mError\033[m ]: $*"
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else
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echo "[ Error ]: $*"
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fi
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}
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warn (){
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echo ""
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if $terminal ; then
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echo -e " [ \033[33m\033[1mWarning\033[m ]: $*"
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else
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echo "[ Warning ]: $*"
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fi
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echo ""
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}
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warn_only_terminal () {
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if $terminal ; then
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echo ""
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echo -e "\t[ \033[33m\033[1mWarning\033[m ]: $*"
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echo ""
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fi
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}
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info (){
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if $terminal ; then
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echo ""
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echo -e " [ \033[32m\033[1mInfo\033[m ] $*"
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echo ""
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fi
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}
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ok (){
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if $terminal ; then
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echo ""
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echo -e " [ \033[32m\033[1mOk\033[m ] $*"
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echo ""
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fi
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}
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echo_done() {
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if $terminal ; then
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echo -e "\033[75G[ \033[32mdone\033[m ]"
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fi
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}
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echo_ok() {
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if $terminal ; then
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echo -e "\033[75G[ \033[32mok\033[m ]"
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fi
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}
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echo_warn() {
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if $terminal ; then
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echo -e "\033[75G[ \033[33mwarn\033[m ]"
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fi
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}
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echo_failed(){
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if $terminal ; then
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echo -e "\033[75G[ \033[1;31mfailed\033[m ]"
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fi
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}
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echo_skipped() {
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if $terminal ; then
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echo -e "\033[75G[ \033[90m\033[1mskipped\033[m ]"
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fi
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}
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echo_wait(){
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if $terminal ; then
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echo -en "\033[75G[ \033[5m\033[1m...\033[m ]"
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fi
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}
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trim() {
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local var="$*"
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var="${var#"${var%%[![:space:]]*}"}" # remove leading whitespace characters
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var="${var%"${var##*[![:space:]]}"}" # remove trailing whitespace characters
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echo -n "$var"
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}
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blank_line() {
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if $terminal ; then
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echo ""
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fi
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}
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# ----------
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# - Some checks ..
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# ----------
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# - Running in a terminal?
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# -
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if [[ -t 1 ]] ; then
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terminal=true
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else
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terminal=false
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fi
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# -------------
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# - Job is already running?
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# -------------
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# - If job already runs, stop execution..
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# -
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if [[ "${BASH_SOURCE[0]}" == "${0}" ]] ; then
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if mkdir "$LOCK_DIR" 2> /dev/null ; then
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## - Remove lockdir when the script finishes, or when it receives a signal
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trap "clean_up 1" SIGHUP SIGINT SIGTERM
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else
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datum="$(date +"%d.%m.%Y %H:%M")"
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msg="[ Error ]: A previos instance of \"`basename $0`\" seems already be running.\n\n Exiting now.."
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echo ""
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echo "[ Error ]: A previos instance of that script \"`basename $0`\" seems already be running."
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echo ""
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echo -e " Exiting now.."
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echo ""
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for _email in ${alert_email_arr[@]} ; do
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echo -e "To:${_email}\n${content_type}\nSubject:Error cronjob `basename $0` -- $datum\n${msg}\n" \
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| sendmail -F "Error `hostname -f`" -f $sender_address $_email
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done
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exit 1
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fi
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fi
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# ==========
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# - Begin Main Script
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# ==========
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# ----------
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# - Headline
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# ----------
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if $terminal ; then
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if [[ "${BASH_SOURCE[0]}" == "${0}" ]] ; then
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echo ""
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echo -e "\033[1m----------\033[m"
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echo -e "\033[32m\033[1mRunning script \033[m\033[1m$script_name\033[32m .. \033[m"
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echo -e "\033[1m----------\033[m"
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echo ""
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fi
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fi
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# ----------
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# Default values
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# ----------
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DEFAULT_SSH_USER="borg"
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DEFAULT_SSH_PORT=22
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DEFAULT_BORG_RSH='ssh -i /root/.ssh/id_ed25519-borg-backup'
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# ----------
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# Read Configurations from $conf_file
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# ----------
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if [[ -z "${BORG_HOST}" ]] || [[ -z "${BORG_REPO}" ]] || [[ -z "${BORG_PASSPHRASE}" ]] ; then
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if [[ -f "$conf_file" ]]; then
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source "$conf_file"
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else
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fatal "No configuration file '$conf_file' present!"
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fi
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fi
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# ----------
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# Set Parameter values
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# ----------
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#if [[ -z "${BORG_PASSPHRASE}" ]] ; then
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# fatal "Borg Passphrase (BORG_PASSPHRASE) NOT found!"
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#fi
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if [[ -z "${BORG_HOST}" ]] ; then
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fatal "Backup Hosth (var BORG_HOST) not given!"
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fi
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if [[ -z "${BORG_REPO}" ]] ; then
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fatal "Borg Repository Path (var BORG_REPO) not given!"
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fi
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[[ -z "${HTTP_USER}" ]] && HTTP_USER="${DEFAULT_HTTP_USER}"
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[[ -z "${SSH_USER}" ]] && SSH_USER="${DEFAULT_SSH_USER}"
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[[ -z "${SSH_PORT}" ]] && SSH_PORT="${DEFAULT_SSH_PORT}"
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[[ -z "${BORG_RSH}" ]] && BORG_RSH="${DEFAULT_BORG_RSH}"
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BORG_URL="ssh://${SSH_USER}@${BORG_HOST}:${SSH_PORT}${BORG_REPO}"
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export BORG_PASSPHRASE
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export BORG_REPO
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export BORG_RSH
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# ---
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# Some automatic “answerers” (if set, they automatically answer confirmation questions):
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# ---
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# For 'Warning: The repository at location … was previously located at ..'
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#
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BORG_RELOCATED_REPO_ACCESS_IS_OK=yes
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export BORG_RELOCATED_REPO_ACCESS_IS_OK
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# List Borg Backups
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#
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echo -e " \033[1mDate\033[33GBorg Backup ID\033[m\n"
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if [[ ${BORG_HOST} =~ ^127 ]] || [[ "${BORG_HOST,,}" =~ "localhost" ]] ; then
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while read -r _borg_id _date_weekday _date_date _date_time _time_stamp_borg_backup || [[ -n $_line ]] ; do
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echo -e " ${_date_weekday} ${_date_date} ${_date_time} [ \033[33m${_borg_id}\033[m ]"
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done < <(borg list ${BORG_REPO} 2> /dev/null)
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else
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while read -r _borg_id _date_weekday _date_date _date_time _time_stamp_borg_backup || [[ -n $_line ]] ; do
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echo -e " ${_date_weekday} ${_date_date} ${_date_time} [ \033[33m${_borg_id}\033[m ]"
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done < <(borg list ${BORG_URL} 2> /dev/null)
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fi
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clean_up 0
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