From 32985affc04949a6951200618776f0e9afc53078 Mon Sep 17 00:00:00 2001
From: tilman <tilman@noreply.example.org>
Date: Tue, 17 Dec 2019 21:57:39 +0100
Subject: [PATCH] =?UTF-8?q?=E2=80=9Ebackup=5Fext.sh=E2=80=9C=20hinzuf?=
 =?UTF-8?q?=C3=BCgen?=
MIME-Version: 1.0
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---
 backup_ext.sh | 91 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 backup_ext.sh

diff --git a/backup_ext.sh b/backup_ext.sh
new file mode 100644
index 0000000..40ec111
--- /dev/null
+++ b/backup_ext.sh
@@ -0,0 +1,91 @@
+#!/bin/bash
+#Backupskript - Backup with rsync and ssh
+#Version: 0.1. (2019-12-17)
+#
+### Konfigurationen
+## Ordner müssen mit / enden.
+#Verzeichnis des Skriptes finden
+PFAD=$(dirname "$(readlink -e "$0")");
+HOST=`hostname`;
+
+#SSH (key file based login required)
+SSH_TARGET="domain.local";
+SSH_USER="sshuser";
+SSH_DIR="/directory/";
+
+#Ursprungsverzeichnis des Backup
+SOURCE=(` cat "${PFAD}/backup_dirs.conf" `);
+
+#Pfad zu Datei mit auszuschließenden Dateien/Ordnern
+EXCLUDE=${PFAD}"/backup_excl.conf";
+
+#Pfad zu Logdatei
+LOG_FILE=${PFAD}"/backup_ext_"${HOST}".log";
+
+#Pfad zu Lock-Datei
+LOCK_FILE=${PFAD}"/backup_ext_"${HOST}".lock";
+
+###Skript beginnt, unterhalb dieser Zeile nichts ändern
+NOW_START=$(/bin/date +%Y%m%d-%H%M%S);
+
+##Test Log/Lock-Datei
+if [ -e ${LOCK_FILE} ]; then
+ NOW_MSG=$(/bin/date +%Y%m%d-%H%M%S);
+ `echo ${NOW_MSG}": Backup läuft bereits. Breche ab." >> ${LOG_FILE}`;
+ unset NOW_MSG;
+ exit;
+else
+ touch ${LOCK_FILE};
+fi
+
+if [ ! -f ${LOG_FILE} ];then
+ touch ${LOG_FILE};
+fi
+
+##Funktionen
+#Log und Notify-Nachricht
+notify_log() {
+ NOW_MSG=$(/bin/date +%Y%m%d-%H%M%S);
+ if [ "${LOG_FINISH}" ]; then
+  `echo ${NOW_MSG}": "${NOTIFY_LOG_MSG} | mail -s "[VOLMAR]: Backup nach nc.hw12.org erfolgreich" tba@timaba.de`;
+ unset LOG_FINISH;
+ fi
+`echo ${NOW_MSG}": "${NOTIFY_LOG_MSG} >> ${LOG_FILE}`;
+ unset NOTIFY_LOG_MESSAGE;
+ unset NOW_MSG;
+}
+
+#Lock-Datei löschen und Skript beenden
+lock_delete_end() {
+ rm ${LOCK_FILE};
+ exit;
+}
+
+#Prüfen ob bereits Backups existieren
+SSH_LOGIN="${SSH_USER}@${SSH_TARGET}";
+if [ "${SSH_DIR}" ]; then
+ LASTBACKUP=`ssh ${SSH_LOGIN} ls -d ${SSH_DIR}[[:digit:]]* | /usr/bin/sort -r | /usr/bin/head -1 `;
+ NOTIFY_LOG_MSG="Letztes Backup [${SSH_TARGET}]: "${LASTBACKUP};
+ notify_log;
+fi
+
+# Hardlinks definieren, wenn vorheriges Backup gefunden.
+if [ "${LASTBACKUP}" ]; then
+ INC="--link-dest="${LASTBACKUP};
+fi
+
+#Neuen Ordner anlegen
+`ssh ${SSH_LOGIN} mkdir -p ${SSH_DIR}${NOW_START}`;
+
+##rsync
+EXCLUDIRS="--exclude-from="${EXCLUDE};
+for SOURCE in "${SOURCE[@]}"
+do
+START_BACKUP="rsync ${EXCLUDIRS} ${INC} -avze ssh ${SOURCE[@]} ${SSH_LOGIN}:${SSH_DIR}${NOW_START} ";
+`echo ${START_BACKUP}`;
+done
+
+NOTIFY_LOG_MSG="Backup beendet.";
+LOG_FINISH="1";
+notify_log;
+lock_delete_end;
\ No newline at end of file