#!/bin/bash
version='stable'
#version='latest'
mkdir -p /var/backups/rancher
cd /var/backups/rancher
container_id=$(docker ps|grep rancher:${version}|awk '{ print $1 }')
echo $container_id
docker stop $container_id
today=$(date +%Y%m%d)
docker create --volumes-from $container_id --name rancher-data-$today rancher/rancher:${version}
docker run --volumes-from rancher-data-$today -v $PWD:/backup:z alpine tar zcvf /backup/rancher-data-backup-${version}-${today}.tar.gz /var/lib/rancher >> /dev/null
docker start $container_id
docker container ls -a|grep data
ls -lah|grep backup-
docker container rm rancher-data-$today
find /var/backups/rancher -mtime +30 -delete