#!/bin/bash -xe

functionsFile="$(pwd)/functions.sh"

if [[ ! -f ${functionsFile} ]]; then
  echo "ERROR: Can not find 'functions' libfile (${functionsFile}), check your mcp/mcp-common-scripts repo."
  exit 1
else
  source ${functionsFile}
fi

if [[ -z ${VM_NAME} ]]; then
  echo "ERROR: \$VM_NAME not set!"
  exit 1
fi
if [[ -z ${VM_SOURCE_DISK} ]] || [[ ! -f ${VM_SOURCE_DISK} ]]; then
  echo "ERROR: \$VM_SOURCE_DISK not set, or file does not exist!"
  exit 1
fi
if [[ -z ${VM_CONFIG_DISK} ]] || [[ ! -f ${VM_CONFIG_DISK} ]]; then
  echo "ERROR: \$VM_CONFIG_DISK not set, or file does not exist!"
  exit 1
fi

check_packages

if [ -z "${NON_DEFAULT_LIBVIRT_DIR}" ]; then
  #### Make sure that both files are saved to system path which is available for libvirt-qemu:kvm
  export VM_SOURCE_DISK=$(place_file_under_libvirt ${VM_SOURCE_DISK})
  export VM_CONFIG_DISK=$(place_file_under_libvirt ${VM_CONFIG_DISK})
fi
export CREATE_NETWORKS=${CREATE_NETWORKS:-true}
render_config "${VM_NAME}" "${VM_MEM_KB}" "${VM_CPUS}" "${VM_SOURCE_DISK}" "${VM_CONFIG_DISK}" "${CREATE_NETWORKS}"

virsh define $(pwd)/${VM_NAME}-vm.xml
virsh autostart ${VM_NAME}