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#!/usr/bin/env bash
set -e
# Check I'm root.
if [[ $EUID -ne 0 ]]; then
echo "This script must be run as root" 1>&2
exit 1
fi
# Check if CRUPEST_AUTO_BACKUP_BUCKET_NAME is defined.
if [[ -z "$CRUPEST_AUTO_BACKUP_BUCKET_NAME" ]]; then
echo "CRUPEST_AUTO_BACKUP_BUCKET_NAME is not defined or empty"
exit 1
fi
rclone --version
# Check xz and tar
xz --version
tar --version
function backup {
# Output "Begin backup..." in yellow and restore default
echo -e "\e[0;103m\e[K\e[1mBegin backup..." "\e[0m"
# Get current time and convert it to YYYY-MM-DDTHH.MM.SS
current_time=$(date +%Y-%m-%dT%H.%M.%S)
echo "Current time: $current_time"
echo "Create tar.xz for data..."
# tar and xz /data to tmp
tar -cJf /tmp/data.tar.xz -C / data
destination="$CRUPEST_AUTO_BACKUP_BUCKET_NAME/$current_time/data.tar.xz"
echo "Use rclone to upload data to $destination ..."
# upload to remote
rclone --progress copyto /tmp/data.tar.xz "$destination"
echo "Remove tmp file..."
# remove tmp
rm /tmp/data.tar.xz
# echo "Backup finished!" in green and restore default
echo -e "\e[0;102m\e[K\e[1mFinish backup!" "\e[0m"
}
echo "Initial delay: $CRUPEST_AUTO_BACKUP_INIT_DELAY"
sleep "$CRUPEST_AUTO_BACKUP_INIT_DELAY"
# forever loop
while true; do
backup
# sleep for CRUPEST_AUTO_BACKUP_INTERVAL
echo "Sleep for $CRUPEST_AUTO_BACKUP_INTERVAL for next backup..."
sleep "$CRUPEST_AUTO_BACKUP_INTERVAL"
done
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