#!/bin/bash
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# Backup your data
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# Use at your own risk
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# Usage ./extended-cleanup-rancher2.sh
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# Include clearing all iptables: ./extended-cleanup-rancher2.sh flush
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containers=$(docker ps -qa)
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[[ ! -z "$containers" ]] && docker rm -f $containers
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images=$(docker images -q)
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[[ ! -z "$images" ]] && docker rmi -f $images
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volumes=$(docker volume ls -q)
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[[ ! -z "$volumes" ]] && docker volume rm $volumes
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for mount in $(mount | grep '/var/lib/kubelet' | awk '{ print $3 }') /var/lib/kubelet /var/lib/rancher; do umount $mount; done
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cleanupdirs="/opt/rancher /etc/ceph /etc/cni /etc/kubernetes /opt/cni /opt/rke /run/secrets/kubernetes.io /run/calico /run/flannel /var/lib/calico /var/lib/etcd /var/lib/cni /var/lib/kubelet /var/lib/rancher/rke/log /var/log/containers /var/log/pods /var/run/calico"
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for dir in $cleanupdirs; do
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echo "Removing $dir"
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rm -rf $dir
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done
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cleanupinterfaces="flannel.1 cni0 tunl0"
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for interface in $cleanupinterfaces; do
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echo "Deleting $interface"
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ip link delete $interface
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done
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if [ "$1" = "flush" ]; then
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echo "Parameter flush found, flushing all iptables"
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iptables -F -t nat
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iptables -X -t nat
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iptables -F -t mangle
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iptables -X -t mangle
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iptables -F
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iptables -X
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service docker restart
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else
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echo "Parameter flush not found, iptables not cleaned"
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fi
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