start / stop / getip from a VM on OVH Public Cloud. (default vm flavor is t1-45)

vm.sh

#!/bin/sh

set -e

. ./openrc.sh # download this config file from the api or the manager

for var in OS_AUTH_URL OS_IDENTITY_API_VERSION OS_TENANT_ID OS_USERNAME OS_PASSWORD OS_REGION_NAME; do
    [ -z $( eval "echo \$$var" ) ] && (echo "Variable $var is undefined."; exit 1)
done

which openstack > /dev/null || (echo "Missing openstack. Install python-openstackclient"; exit 1)

action=$1
vm=${2:-mygpuvm}
FLAVOR="t1-45"

echo "Action: $action $vm"

case $action in
    "start")
    openstack keypair show $vm > /dev/null || openstack keypair create $vm > $vm.pem
    openstack server show $vm > /dev/null || openstack server create --key-name $vm --image 'NVIDIA GPU Cloud (NGC)' --flavor $FLAVOR --network Ext-Net $vm
    ;;
    "stop")
    openstack server show $vm > /dev/null && openstack server delete $vm
    ;;
    "getip")
    openstack server show $vm -f shell | grep "^addresses="
    ;;
    *)
    echo "$0 [start|stop|getip] (<vmname>)"
    exit 1
esac