rm -rf /ecs/* # assumes the default defaultDataPath and
lsoDataPath
rm -rf /var/lib/docker_server/* # deletes the auth and certs
rm -rf /etc/docker/certs.d/* # delete the ca.crt
rm -rf /docker # assumes the default defaultDataPath for docker
Delete the ECS cluster in Cloudera Manager.
In Cloudera Manager, navigate to CDP Private Cloud Data
Services and click . Click
Uninstall.
The Delete Cluster wizard appears. Click
Delete.
Clean IPtables on each host:
echo "Reset iptables to ACCEPT all, then flush and delete all other chains";
declare -A chains=( [filter]=INPUT:FORWARD:OUTPUT [raw]=PREROUTING:OUTPUT [mangle]=PREROUTING:INPUT:FORWARD:OUTPUT:POSTROUTING [security]=INPUT:FORWARD:OUTPUT [nat]=PREROUTING:INPUT:OUTPUT:POSTROUTING );
for table in "${!chains[@]}"; do
echo "${chains[$table]}" | tr : $"\n" | while IFS= read -r;
do sudo iptables -t "$table" -P "$REPLY" ACCEPT
done
sudo iptables -t "$table" -F
sudo iptables -t "$table" -X
done