create ubuntu18.04 VMs

create-vm.sh

#!/bin/sh

# https://blog.alexellis.io/kvm-kubernetes-primer/

NAME=$1
CPUS=$2
RAM=$3

if [ -z "$NAME" ] ;
then
 echo Specify a virtual-machine name.
 exit 1
fi

if [ -z "$RAM" ] ;
then
 RAM=4096
fi

if [ -z "$CPUS" ] ;
then
  CPUS=2
fi

echo creating VM $NAME with $CPUS cpus and $RAM RAM

sudo virt-install \
--name $NAME \
--ram $RAM \
--disk path=/var/lib/libvirt/images/$NAME.img,size=30 \
--vcpus $CPUS \
--os-type linux \
--os-variant ubuntu18.04 \
--network bridge:br0,model=virtio \
--graphics none \
--console pty,target_type=serial \
--location 'http://at.archive.ubuntu.com/ubuntu/dists/bionic/main/installer-amd64/' \
--extra-args 'console=ttyS0,115200n8 serial'

https://www.ismailbay.at/2020/04/26/multinode-k8s-on-fedora/