Пример #1
0
 def get_iscsi_initiator(self):
     """Returns the initiator node name."""
     try:
         buff = (ctypes.c_wchar * (iscsi_struct.MAX_ISCSI_NAME_LEN + 1))()
         self._run_and_check_output(iscsidsc.GetIScsiInitiatorNodeNameW,
                                    ctypes.byref(buff))
         return buff.value
     except exceptions.ISCSIInitiatorAPIException as ex:
         LOG.info(_LI("The ISCSI initiator node name can't be found. "
                      "Choosing the default one. Exception: %s"), ex)
         return "%s:%s" % (self._MS_IQN_PREFIX, socket.getfqdn().lower())
Пример #2
0
    def create_iscsi_target(self, target_name, fail_if_exists=False):
        """Creates ISCSI target."""
        try:
            self._conn_wmi.WT_Host.NewHost(HostName=target_name)
        except wmi.x_wmi as wmi_exc:
            err_code = self._win32utils.get_com_err_code(wmi_exc.com_error)
            target_exists = err_code == self._ERR_FILE_EXISTS

            if not target_exists or fail_if_exists:
                err_msg = _('Failed to create iSCSI target: %s.')
                raise exceptions.ISCSITargetWMIException(err_msg % target_name,
                                                         wmi_exc=wmi_exc)
            else:
                LOG.info(_LI('The iSCSI target %s already exists.'),
                         target_name)
Пример #3
0
    def create_iscsi_target(self, target_name, fail_if_exists=False):
        """Creates ISCSI target."""
        try:
            self._conn_wmi.WT_Host.NewHost(HostName=target_name)
        except exceptions.x_wmi as wmi_exc:
            err_code = self._win32utils.get_com_err_code(wmi_exc.com_error)
            target_exists = err_code == self._ERR_FILE_EXISTS

            if not target_exists or fail_if_exists:
                err_msg = _('Failed to create iSCSI target: %s.')
                raise exceptions.ISCSITargetWMIException(err_msg % target_name,
                                                         wmi_exc=wmi_exc)
            else:
                LOG.info(_LI('The iSCSI target %s already exists.'),
                         target_name)
    def get_iscsi_initiator(self):
        """Get iscsi initiator name for this machine."""

        computer_system = self._conn_cimv2.Win32_ComputerSystem()[0]
        hostname = computer_system.name
        keypath = ("SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\"
                   "iSCSI\\Discovery")
        try:
            key = winreg.OpenKey(winreg.HKEY_LOCAL_MACHINE, keypath, 0,
                                 winreg.KEY_ALL_ACCESS)
            temp = winreg.QueryValueEx(key, 'DefaultInitiatorName')
            initiator_name = str(temp[0])
            winreg.CloseKey(key)
        except Exception:
            LOG.info(_LI("The ISCSI initiator name can't be found. "
                         "Choosing the default one"))
            initiator_name = "iqn.1991-05.com.microsoft:" + hostname.lower()
            if computer_system.PartofDomain:
                initiator_name += '.' + computer_system.Domain.lower()
        return initiator_name
Пример #5
0
    def get_iscsi_initiator(self):
        """Get iscsi initiator name for this machine."""

        computer_system = self._conn_cimv2.Win32_ComputerSystem()[0]
        hostname = computer_system.name
        keypath = ("SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\"
                   "iSCSI\\Discovery")
        try:
            key = winreg.OpenKey(winreg.HKEY_LOCAL_MACHINE, keypath, 0,
                                 winreg.KEY_ALL_ACCESS)
            temp = winreg.QueryValueEx(key, 'DefaultInitiatorName')
            initiator_name = str(temp[0])
            winreg.CloseKey(key)
        except Exception:
            LOG.info(
                _LI("The ISCSI initiator name can't be found. "
                    "Choosing the default one"))
            initiator_name = "iqn.1991-05.com.microsoft:" + hostname.lower()
            if computer_system.PartofDomain:
                initiator_name += '.' + computer_system.Domain.lower()
        return initiator_name