Created
April 1, 2024 16:25
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clean up rancher in instance
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#!/bin/sh | |
# Backup your data | |
# Use at your own risk | |
# Usage ./extended-cleanup-rancher2.sh | |
# Include clearing all iptables: ./extended-cleanup-rancher2.sh flush | |
docker rm -f $(docker ps -qa) | |
docker rmi -f $(docker images -q) | |
docker volume rm $(docker volume ls -q) | |
for mount in $(mount | grep tmpfs | grep '/var/lib/kubelet' | awk '{ print $3 }') /var/lib/kubelet /var/lib/rancher; do umount $mount; done | |
cleanupdirs="/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" | |
for dir in $cleanupdirs; do | |
echo "Removing $dir" | |
rm -rf $dir | |
done | |
cleanupinterfaces="flannel.1 cni0 tunl0" | |
for interface in $cleanupinterfaces; do | |
echo "Deleting $interface" | |
ip link delete $interface | |
done | |
if [ "$1" = "flush" ]; then | |
echo "Parameter flush found, flushing all iptables" | |
iptables -F -t nat | |
iptables -X -t nat | |
iptables -F -t mangle | |
iptables -X -t mangle | |
iptables -F | |
iptables -X | |
/etc/init.d/docker restart | |
else | |
echo "Parameter flush not found, iptables not cleaned" | |
fi |
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