vbmc.py 文件源码

def get_power_state(self):
        LOG.debug('Get power state called for domain %s', self.domain_name)
        try:
            with utils.libvirt_open(readonly=True, **self._conn_args) as conn:
                domain = utils.get_libvirt_domain(conn, self.domain_name)
                if domain.isActive():
                    return POWERON
        except libvirt.libvirtError as e:
            LOG.error('Error getting the power state of domain %(domain)s. '
                      'Error: %(error)s', {'domain': self.domain_name,
                                           'error': e})
            # Command not supported in present state
            return 0xd5

        return POWEROFF