func (store *LibvirtMachinerep) Create(machine *models.VirtualMachine, image *models.Image, plan *models.Plan) error {
storagePool, err := store.conn.LookupStoragePoolByName("default")
if err != nil {
return fmt.Errorf("failed to lookup storage pool: %s", err)
}
volumeXML := fmt.Sprintf(`
<volume>
<name>%s_disk.%s</name>
<capacity unit="b">1</capacity>
</volume>
`, machine.Name, image.TypeString())
volume, err := storagePool.StorageVolCreateXML(volumeXML, 0)
if err != nil {
return fmt.Errorf("failed to create storage volume: %s", err)
}
volumePath, err := volume.GetPath()
if err != nil {
return fmt.Errorf("failed to get volume path: %s", err)
}
imageStream, err := image.Stream()
if err != nil {
return fmt.Errorf("failed to open image file: %s", err)
}
defer imageStream.Close()
vmdriveStream, err := os.Create(volumePath)
if err != nil {
return fmt.Errorf("failed to open vm drive: %s", err)
}
defer vmdriveStream.Close()
if _, err := io.Copy(vmdriveStream, imageStream); err != nil {
return fmt.Errorf("failed to copy image content to vm drive: %s", err)
}
var machineXml bytes.Buffer
vmtplContext := struct {
Machine *models.VirtualMachine
Image *models.Image
Plan *models.Plan
VolumePath string
}{machine, image, plan, volumePath}
if err := store.vmtpl.Execute(&machineXml, vmtplContext); err != nil {
return err
}
log.WithField("xml", machineXml.String()).Debug("defining domain from xml")
domain, err := store.conn.DomainDefineXML(machineXml.String())
if err != nil {
return err
}
store.fillVm(machine, domain)
return nil
}
