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|
#!/bin/sh
#
# Remove a VM for liw.
set -eu
run_virsh()
{
virsh -c qemu:///system "$@"
}
vm_exists()
{
run_virsh list --all | grep -F "$name" > /dev/null
}
remove_vm()
{
local name="$1"
# Shut down and remove the VM, if it exists.
if vm_exists "$name"
then
run_virsh destroy "$name" || true
run_virsh undefine --nvram "$name"
fi
# Remove the LV, if it exists.
lvpath="/dev/$vg/$name"
if [ -e "$lvpath" ]
then
if ! sudo lvremove --force "$lvpath"
then
# In case the LV was kpartx'd, undo that
sudo kpartx -dsv "$lvpath"
sudo lvremove --force "$lvpath"
fi
fi
# Remove the host from /etc/hosts, if there.
awk -v "name=$name" '$2 != name' /etc/hosts | sudo sponge /etc/hosts
# Done.
echo "Virtual machine $name is gone."
}
# Read config variables.
. "$HOME/.config/ansibleness/vm.conf"
for name in "$@"
do
remove_vm "$name"
done
|
