mirror of
https://github.com/GNS3/gns3-server
synced 2024-12-26 08:48:11 +00:00
105 lines
3.9 KiB
Python
105 lines
3.9 KiB
Python
# -*- coding: utf-8 -*-
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#
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# Copyright (C) 2014 GNS3 Technologies Inc.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import sys
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import aiohttp
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import logging
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log = logging.getLogger(__name__)
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def _get_windows_interfaces_from_registry():
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import winreg
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interfaces = []
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try:
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hkey = winreg.OpenKey(winreg.HKEY_LOCAL_MACHINE, r"SOFTWARE\Microsoft\Windows NT\CurrentVersion\NetworkCards")
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for index in range(winreg.QueryInfoKey(hkey)[0]):
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network_card_id = winreg.EnumKey(hkey, index)
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hkeycard = winreg.OpenKey(hkey, network_card_id)
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guid, _ = winreg.QueryValueEx(hkeycard, "ServiceName")
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connection = r"SYSTEM\CurrentControlSet\Control\Network\{4D36E972-E325-11CE-BFC1-08002BE10318}" + "\{}\Connection".format(guid)
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hkeycon = winreg.OpenKey(winreg.HKEY_LOCAL_MACHINE, connection)
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name, _ = winreg.QueryValueEx(hkeycon, "Name")
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npf_interface = "\\Device\\NPF_{guid}".format(guid=guid)
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interfaces.append({"id": npf_interface,
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"name": name})
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winreg.CloseKey(hkeycon)
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winreg.CloseKey(hkeycard)
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winreg.CloseKey(hkey)
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except OSError as e:
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log.error("could not read registry information: {}".format(e))
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return interfaces
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def _get_windows_interfaces():
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"""
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Get Windows interfaces.
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:returns: list of windows interfaces
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"""
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import win32com.client
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import pywintypes
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locator = win32com.client.Dispatch("WbemScripting.SWbemLocator")
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service = locator.ConnectServer(".", "root\cimv2")
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interfaces = []
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try:
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# more info on Win32_NetworkAdapter: http://msdn.microsoft.com/en-us/library/aa394216%28v=vs.85%29.aspx
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for adapter in service.InstancesOf("Win32_NetworkAdapter"):
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if adapter.NetConnectionStatus == 2 or adapter.NetConnectionStatus == 7:
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# adapter is connected or media disconnected
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npf_interface = "\\Device\\NPF_{guid}".format(guid=adapter.GUID)
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interfaces.append({"id": npf_interface,
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"name": adapter.NetConnectionID})
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except (AttributeError, pywintypes.com_error):
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log.warn("could not use the COM service to retrieve interface info, trying using the registry...")
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return _get_windows_interfaces_from_registry()
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return interfaces
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def interfaces():
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"""
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Gets the network interfaces on this server.
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:returns: list of network interfaces
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"""
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results = []
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if not sys.platform.startswith("win"):
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try:
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import netifaces
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for interface in netifaces.interfaces():
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results.append({"id": interface,
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"name": interface})
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except ImportError:
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return
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else:
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try:
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results = _get_windows_interfaces()
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except ImportError:
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message = "pywin32 module is not installed, please install it on the server to get the available interface names"
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raise aiohttp.web.HTTPInternalServerError(text=message)
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except Exception as e:
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log.error("uncaught exception {type}".format(type=type(e)), exc_info=1)
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raise aiohttp.web.HTTPInternalServerError(text="uncaught exception: {}".format(e))
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return results
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