clush (Linux)

Initial file copy of ssh key from local MacOS to remove Linux box

chmod 600 "public.pem"
ssh -i "public.pem" ec2-user@54.151.14.52

# Save a backup
# scp -i "public.pem" -o "ServerAliveInterval=5" -o "ServerAliveCountMax=100000" -o "StrictHostKeyChecking=off" ec2-user@54.151.14.52:/etc/hosts ~/Downloads/ec2-hosts-bkp

scp -i "public.pem" -o "ServerAliveInterval=5" -o "ServerAliveCountMax=100000" -o "StrictHostKeyChecking=off" "~/ec2-hosts" ec2-user@54.151.14.52:/home/ec2-user/hosts

# Save a backup
# scp -i "public.pem" -o "ServerAliveInterval=5" -o "ServerAliveCountMax=100000" -o "StrictHostKeyChecking=off" "/Users/allanreid/Documents/MinIO/crowdstrike/iam tests/minio-cluster" ec2-user@54.151.14.52:/home/ec2-user/minio-cluster

scp -i "public.pem" -o "ServerAliveInterval=5" -o "ServerAliveCountMax=100000" -o "StrictHostKeyChecking=off" "public.pem" ec2-user@54.151.14.52:/home/ec2-user/public.pub

Get clush

sudo dnf install python pip -y
pip install --user ClusterShell

Modify /etc/hosts

sudo cp /etc/hosts /etc/hosts.bkp
sudo cp hosts /etc/hosts

e.g

vi /etc/hosts
10.192.10.224  pool-0-1.multiregion.min.dev
10.192.10.212  pool-0-2.multiregion.min.dev
10.192.10.30  pool-0-3.multiregion.min.dev
10.192.10.188  pool-0-4.multiregion.min.dev
10.192.10.163  pool-0-5.multiregion.min.dev
10.192.10.161  pool-0-6.multiregion.min.dev

Create hosts file

~/minio-cluster
ec2-user@pool-0-1.multiregion.min.dev
ec2-user@pool-0-2.multiregion.min.dev
ec2-user@pool-0-3.multiregion.min.dev
ec2-user@pool-0-4.multiregion.min.dev
ec2-user@pool-0-5.multiregion.min.dev
ec2-user@pool-0-6.multiregion.min.dev
ec2-user@pool-0-7.multiregion.min.dev
...

Test

sudo mkdir -p /etc/clustershell
sudo vi /etc/clustershell/clush.conf
###
[Main]
ssh_options: -i /home/ec2-user/public.pub -o "StrictHostKeyChecking=off"
###

clush --hostfile /home/ec2-user/minio-cluster "uname"