Started work on backup script

1 files changed, 57 insertions, 0 deletions

diff --git a/scripts/system-backup b/scripts/system-backup
new file mode 100755
index 0000000..666180b
--- /dev/null
+++ b/scripts/system-backup
@@ -0,0 +1,57 @@
+#!/bin/bash
+
+if [ "$(whoami)" != "root" ]; then
+	echo "Must be running as root!"
+	exit 1
+fi
+
+DIR="/root/backup/$(date +%s)"
+
+if [ -d "$DIR" ]; then
+	echo "Backup already running!?"
+	exit 1
+fi
+
+mkdir -p "$DIR"
+cd "$DIR" || exit 1
+
+mysqldump --add-locks --defaults-extra-file=/etc/mysql/debian.cnf --default-character-set=utf8 --databases openslx bwLehrpool > db.sql
+RET=$?
+if [ $RET -ne 0 ]; then
+	echo "Database dump failed with exit code $RET"
+	exit 1
+fi
+
+FILELIST="
+	/opt/openslx/configs
+	/opt/syncdaemon/config/identity.properties
+"
+
+tar --ignore-failed-read -k -c -p -z -f files.tgz $FILELIST # no quotes here!
+RET=$?
+if [ $RET -ne 0 ]; then
+	echo "WARNING: filesystem-tar exited with code $RET - backup might be incomplete!"
+fi
+
+tar -k -c -z -f backup.tgz files.tgz db.sql
+RET=$?
+if [ ! -f backup.tgz ]; then
+	echo "Creating backup.tgz failed!"
+	exit 1
+fi
+if [ $RET -ne 0 ]; then
+	echo "WARNING: final tar exited with code $RET - backup might be incomplete!"
+fi
+
+chown www-data backup.tgz
+chmod 0600 backup.tgz
+
+FILE="/tmp/bwlp-backup-$(date +%s).tgz"
+if ! mv backup.tgz "$FILE"; then
+	echo "moving backup to $FILE failed."
+	exit 1
+fi
+
+echo "Location: $FILE"
+exit 0
+