create-lxd-docker-vms

#!/usr/bin/env bash
set -ex

disk_size=100GB
memory_limit=12GB
cpu_limit=8

check_network(){
  host=$1
  until lxc exec $host -- bash -c "host google.com"; do
    echo "Waiting for network connection"
    sleep 5
  done
}


create_vm(){
  host=$1
  lxc init ubuntu:focal $host --vm
  lxc config set $host limits.cpu=$cpu_limit limits.memory=$memory_limit
  lxc config device override $host root size=$disk_size
  lxc start $host
  lxc list $host
  check_network $host
  # sleep 10 
  # lxc exec $host -- snap install docker 
  # install_lxd $host
  # install_docker_ce $host
}


install_lxd(){
  host=$1
  # lxc exec $host -- snap install lxd 
  lxc file push install-lxd $host/root/install-lxd
  lxc exec $host -- /root/install-lxd
}


install_docker(){
  host=$1
  lxc file push install-docker $host/root/install-docker
  # lxc exec $host -- snap install docker 
  lxc exec $host -- /root/install-docker 
}


install_docker_ce(){
  host=$1
  lxc file push install-docker-ce $host/root/install-docker-ce
  # lxc exec $host -- snap install docker 
  lxc exec $host -- /root/install-docker-ce

}


install_actions_runner(){
  host=$1
  lxc file push install-actions-runner $host/root/install-actions-runner
  lxc exec $host -- /root/install-actions-runner
}

main(){
  host_count=3
  # for i in $(seq 1 $host_count); do
  for i in $(seq 1 $host_count); do
    host=d$i
    lxc rm -f $host | true
    create_vm $host 
    install_lxd $host 
    install_docker_ce $host 
    # install_actions_runner $host 
  done
}

main $@


# hosts 
# lxc exec $host -- sudo snap install docker