mirror of
https://github.com/GNS3/gns3-server.git
synced 2024-12-22 06:07:51 +00:00
569 lines
22 KiB
Python
569 lines
22 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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"""
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VMware VM instance.
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"""
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import sys
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import os
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import tempfile
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import json
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import socket
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import re
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import subprocess
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import configparser
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import shutil
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import asyncio
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from gns3server.utils.interfaces import interfaces
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from gns3server.utils.asyncio import wait_for_process_termination
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from gns3server.utils.asyncio import monitor_process
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from pkg_resources import parse_version
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from .vmware_error import VMwareError
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from ..nios.nio_udp import NIOUDP
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from ..adapters.ethernet_adapter import EthernetAdapter
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from ..base_vm import BaseVM
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import logging
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log = logging.getLogger(__name__)
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class VMwareVM(BaseVM):
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"""
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VMware VM implementation.
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"""
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def __init__(self, name, vm_id, project, manager, vmx_path, linked_clone, console=None):
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super().__init__(name, vm_id, project, manager, console=console)
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self._linked_clone = linked_clone
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self._ubridge_process = None
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self._ubridge_stdout_file = ""
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self._closed = False
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# VMware VM settings
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self._headless = False
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self._vmx_path = vmx_path
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self._enable_remote_console = False
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self._adapters = 0
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self._ethernet_adapters = {}
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self._adapter_type = "e1000"
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if not os.path.exists(vmx_path):
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raise VMwareError('VMware VM "{name}" [{id}]: could not find VMX file "{}"'.format(name, vmx_path))
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def __json__(self):
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return {"name": self.name,
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"vm_id": self.id,
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"console": self.console,
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"project_id": self.project.id,
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"vmx_path": self.vmx_path,
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"headless": self.headless,
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"enable_remote_console": self.enable_remote_console,
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"adapters": self._adapters,
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"adapter_type": self.adapter_type}
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@asyncio.coroutine
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def _control_vm(self, subcommand, *additional_args):
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args = [self._vmx_path]
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args.extend(additional_args)
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result = yield from self.manager.execute(subcommand, args)
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log.debug("Control VM '{}' result: {}".format(subcommand, result))
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return result
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def _get_vmnet_interfaces(self):
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vmnet_intefaces = []
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for interface in interfaces():
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if sys.platform.startswith("win"):
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if "netcard" in interface:
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windows_name = interface["netcard"]
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else:
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windows_name = interface["name"]
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match = re.search("(VMnet[0-9]+)", windows_name)
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if match:
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vmnet = match.group(1)
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if vmnet not in ("VMnet1", "VMnet8"):
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vmnet_intefaces.append(vmnet)
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elif interface["name"].startswith("vmnet"):
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vmnet = interface["name"]
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if vmnet not in ("vmnet1", "vmnet8"):
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vmnet_intefaces.append(interface["name"])
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return vmnet_intefaces
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def _set_network_options(self):
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try:
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self._vmx_pairs = self.manager.parse_vmware_file(self._vmx_path)
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except OSError as e:
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raise VMwareError('Could not read VMware VMX file "{}": {}'.format(self._vmx_path, e))
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vmnet_interfaces = self._get_vmnet_interfaces()
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for adapter_number in range(0, self._adapters):
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nio = self._ethernet_adapters[adapter_number].get_nio(0)
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if nio:
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if "ethernet{}.present".format(adapter_number) in self._vmx_pairs:
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# check for the connection type
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connection_type = "ethernet{}.connectionType".format(adapter_number)
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if connection_type in self._vmx_pairs:
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if self._vmx_pairs[connection_type] not in ("hostonly", "custom"):
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raise VMwareError("Attachment ({}) already configured on adapter {}. "
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"Please set it to 'hostonly' or 'custom' to allow GNS3 to use it.".format(self._vmx_pairs[connection_type],
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adapter_number))
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# check for the vmnet interface
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vnet = "ethernet{}.vnet".format(adapter_number)
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if vnet in self._vmx_pairs:
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vmnet = os.path.basename(self._vmx_pairs[vnet])
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if vmnet in vmnet_interfaces:
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vmnet_interfaces.remove(vmnet)
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else:
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raise VMwareError("Network adapter {} is not associated with a VMnet interface".format(adapter_number))
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# check for adapter type
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# adapter_type = "ethernet{}.virtualDev".format(adapter_number)
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# if adapter_type in self._vmx_pairs and self._vmx_pairs[adapter_type] != self._adapter_type:
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# raise VMwareError("Network adapter {} is not of type {}".format(self._adapter_type))
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# else:
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# self._vmx_pairs[adapter_type] = self._adapter_type
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else:
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new_ethernet_adapter = {"ethernet{}.present".format(adapter_number): "TRUE",
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"ethernet{}.connectionType".format(adapter_number): "custom",
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"ethernet{}.vnet".format(adapter_number): "vmnet1",
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"ethernet{}.addressType".format(adapter_number): "generated",
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"ethernet{}.generatedAddressOffset".format(adapter_number): "0"}
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self._vmx_pairs.update(new_ethernet_adapter)
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#raise VMwareError("Network adapter {} does not exist".format(adapter_number))
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self.manager.write_vmx_file(self._vmx_path, self._vmx_pairs)
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self._update_ubridge_config()
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def _update_ubridge_config(self):
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"""
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Updates the ubrige.ini file.
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"""
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ubridge_ini = os.path.join(self.working_dir, "ubridge.ini")
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config = configparser.ConfigParser()
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for adapter_number in range(0, self._adapters):
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nio = self._ethernet_adapters[adapter_number].get_nio(0)
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if nio:
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bridge_name = "bridge{}".format(adapter_number)
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vnet = "ethernet{}.vnet".format(adapter_number)
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if not vnet in self._vmx_pairs:
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continue
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vmnet_interface = os.path.basename(self._vmx_pairs[vnet])
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if sys.platform.startswith("linux"):
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config[bridge_name] = {"source_linux_raw": vmnet_interface}
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elif sys.platform.startswith("win"):
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windows_interfaces = interfaces()
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npf = None
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for interface in windows_interfaces:
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if "netcard" in interface and vmnet_interface in interface["netcard"]:
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npf = interface["id"]
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elif vmnet_interface in interface["name"]:
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npf = interface["id"]
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if npf:
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config[bridge_name] = {"source_ethernet": npf}
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else:
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raise VMwareError("Could not find NPF id for VMnet interface {}".format(vmnet_interface))
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else:
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config[bridge_name] = {"source_ethernet": vmnet_interface}
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if isinstance(nio, NIOUDP):
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udp_tunnel_info = {"destination_udp": "{lport}:{rhost}:{rport}".format(lport=nio.lport,
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rhost=nio.rhost,
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rport=nio.rport)}
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config[bridge_name].update(udp_tunnel_info)
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if nio.capturing:
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capture_info = {"pcap_file": "{pcap_file}".format(pcap_file=nio.pcap_output_file)}
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config[bridge_name].update(capture_info)
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try:
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with open(ubridge_ini, "w", encoding="utf-8") as config_file:
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config.write(config_file)
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log.info('VMware VM "{name}" [id={id}]: ubridge.ini updated'.format(name=self._name,
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id=self._id))
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except OSError as e:
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raise VMwareError("Could not create {}: {}".format(ubridge_ini, e))
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@property
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def ubridge_path(self):
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"""
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Returns the uBridge executable path.
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:returns: path to uBridge
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"""
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path = self._manager.config.get_section_config("VMware").get("ubridge_path", "ubridge")
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if path == "ubridge":
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path = shutil.which("ubridge")
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return path
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@asyncio.coroutine
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def _start_ubridge(self):
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"""
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Starts uBridge (handles connections to and from this VMware VM).
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"""
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try:
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#self._update_ubridge_config()
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command = [self.ubridge_path]
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log.info("starting ubridge: {}".format(command))
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self._ubridge_stdout_file = os.path.join(self.working_dir, "ubridge.log")
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log.info("logging to {}".format(self._ubridge_stdout_file))
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with open(self._ubridge_stdout_file, "w", encoding="utf-8") as fd:
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self._ubridge_process = yield from asyncio.create_subprocess_exec(*command,
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stdout=fd,
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stderr=subprocess.STDOUT,
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cwd=self.working_dir)
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monitor_process(self._ubridge_process, self._termination_callback)
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log.info("ubridge started PID={}".format(self._ubridge_process.pid))
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except (OSError, subprocess.SubprocessError) as e:
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ubridge_stdout = self.read_ubridge_stdout()
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log.error("Could not start ubridge: {}\n{}".format(e, ubridge_stdout))
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raise VMwareError("Could not start ubridge: {}\n{}".format(e, ubridge_stdout))
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def _termination_callback(self, returncode):
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"""
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Called when the process has stopped.
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:param returncode: Process returncode
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"""
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log.info("uBridge process has stopped, return code: %d", returncode)
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def is_ubridge_running(self):
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"""
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Checks if the ubridge process is running
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:returns: True or False
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"""
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if self._ubridge_process and self._ubridge_process.returncode is None:
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return True
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return False
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def read_ubridge_stdout(self):
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"""
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Reads the standard output of the uBridge process.
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Only use when the process has been stopped or has crashed.
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"""
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output = ""
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if self._ubridge_stdout_file:
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try:
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with open(self._ubridge_stdout_file, "rb") as file:
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output = file.read().decode("utf-8", errors="replace")
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except OSError as e:
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log.warn("could not read {}: {}".format(self._ubridge_stdout_file, e))
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return output
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def _terminate_process_ubridge(self):
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"""
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Terminate the ubridge process if running.
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"""
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if self._ubridge_process:
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log.info('Stopping uBridge process for VMware VM "{}" PID={}'.format(self.name, self._ubridge_process.pid))
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try:
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self._ubridge_process.terminate()
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# Sometime the process can already be dead when we garbage collect
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except ProcessLookupError:
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pass
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@asyncio.coroutine
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def start(self):
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"""
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Starts this VMware VM.
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"""
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ubridge_path = self.ubridge_path
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if not ubridge_path or not os.path.isfile(ubridge_path):
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raise VMwareError("ubridge is necessary to start a VMware VM")
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self._set_network_options()
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yield from self._start_ubridge()
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if self._headless:
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yield from self._control_vm("start", "nogui")
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else:
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yield from self._control_vm("start")
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log.info("VMware VM '{name}' [{id}] started".format(name=self.name, id=self.id))
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@asyncio.coroutine
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def stop(self):
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"""
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Stops this VMware VM.
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"""
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if self.is_ubridge_running():
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self._terminate_process_ubridge()
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try:
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yield from wait_for_process_termination(self._ubridge_process, timeout=3)
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except asyncio.TimeoutError:
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if self._ubridge_process.returncode is None:
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log.warn("uBridge process {} is still running... killing it".format(self._ubridge_process.pid))
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self._ubridge_process.kill()
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self._ubridge_process = None
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yield from self._control_vm("stop")
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log.info("VMware VM '{name}' [{id}] stopped".format(name=self.name, id=self.id))
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@asyncio.coroutine
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def suspend(self):
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"""
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Suspends this VMware VM.
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"""
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if self.manager.host_type != "ws":
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raise VMwareError("Pausing a VM is only supported by VMware Workstation")
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yield from self._control_vm("pause")
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log.info("VMware VM '{name}' [{id}] paused".format(name=self.name, id=self.id))
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@asyncio.coroutine
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def resume(self):
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"""
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Resumes this VMware VM.
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"""
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if self.manager.host_type != "ws":
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raise VMwareError("Unpausing a VM is only supported by VMware Workstation")
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yield from self._control_vm("unpause")
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log.info("VMware VM '{name}' [{id}] resumed".format(name=self.name, id=self.id))
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@asyncio.coroutine
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def reload(self):
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"""
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Reloads this VMware VM.
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"""
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yield from self._control_vm("reset")
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log.info("VMware VM '{name}' [{id}] reloaded".format(name=self.name, id=self.id))
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@asyncio.coroutine
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def close(self):
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"""
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Closes this VirtualBox VM.
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"""
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if self._closed:
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# VM is already closed
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return
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log.debug("VMware VM '{name}' [{id}] is closing".format(name=self.name, id=self.id))
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if self._console:
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self._manager.port_manager.release_tcp_port(self._console, self._project)
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self._console = None
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for adapter in self._ethernet_adapters.values():
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if adapter is not None:
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for nio in adapter.ports.values():
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if nio and isinstance(nio, NIOUDP):
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self.manager.port_manager.release_udp_port(nio.lport, self._project)
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try:
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yield from self.stop()
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except VMwareError:
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pass
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log.info("VirtualBox VM '{name}' [{id}] closed".format(name=self.name, id=self.id))
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self._closed = True
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@property
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def headless(self):
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"""
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Returns either the VM will start in headless mode
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:returns: boolean
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"""
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return self._headless
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@headless.setter
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def headless(self, headless):
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"""
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Sets either the VM will start in headless mode
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:param headless: boolean
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"""
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if headless:
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log.info("VMware VM '{name}' [{id}] has enabled the headless mode".format(name=self.name, id=self.id))
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else:
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log.info("VMware VM '{name}' [{id}] has disabled the headless mode".format(name=self.name, id=self.id))
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self._headless = headless
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@property
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def vmx_path(self):
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"""
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Returns the path to the vmx file.
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:returns: VMware vmx file
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"""
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return self._vmx_path
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@vmx_path.setter
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def vmx_path(self, vmx_path):
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"""
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Sets the path to the vmx file.
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:param vmx_path: VMware vmx file
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"""
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log.info("VMware VM '{name}' [{id}] has set the vmx file path to '{vmx}'".format(name=self.name, id=self.id, vmx=vmx_path))
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self._vmx_path = vmx_path
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@property
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def enable_remote_console(self):
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"""
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Returns either the remote console is enabled or not
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:returns: boolean
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"""
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return self._enable_remote_console
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@enable_remote_console.setter
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def enable_remote_console(self, enable_remote_console):
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"""
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Sets either the console is enabled or not
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:param enable_remote_console: boolean
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"""
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if enable_remote_console:
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log.info("VMware VM '{name}' [{id}] has enabled the console".format(name=self.name, id=self.id))
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#self._start_remote_console()
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else:
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log.info("VMware VM '{name}' [{id}] has disabled the console".format(name=self.name, id=self.id))
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#self._stop_remote_console()
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self._enable_remote_console = enable_remote_console
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@property
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def adapters(self):
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"""
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Returns the number of adapters configured for this VMware VM.
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:returns: number of adapters
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"""
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return self._adapters
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@adapters.setter
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def adapters(self, adapters):
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"""
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Sets the number of Ethernet adapters for this VMware VM instance.
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:param adapters: number of adapters
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"""
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# VMware VMs are limit to 10 adapters
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if adapters > 10:
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raise VMwareError("Number of adapters above the maximum supported of 10")
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self._ethernet_adapters.clear()
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for adapter_number in range(0, adapters):
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self._ethernet_adapters[adapter_number] = EthernetAdapter()
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self._adapters = len(self._ethernet_adapters)
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log.info("VMware VM '{name}' [{id}] has changed the number of Ethernet adapters to {adapters}".format(name=self.name,
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id=self.id,
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adapters=adapters))
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@property
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def adapter_type(self):
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"""
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Returns the adapter type for this VMware VM instance.
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:returns: adapter type (string)
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"""
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return self._adapter_type
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@adapter_type.setter
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def adapter_type(self, adapter_type):
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"""
|
|
Sets the adapter type for this VMware VM instance.
|
|
|
|
:param adapter_type: adapter type (string)
|
|
"""
|
|
|
|
self._adapter_type = adapter_type
|
|
log.info("VMware VM '{name}' [{id}]: adapter type changed to {adapter_type}".format(name=self.name,
|
|
id=self.id,
|
|
adapter_type=adapter_type))
|
|
|
|
def adapter_add_nio_binding(self, adapter_number, nio):
|
|
"""
|
|
Adds an adapter NIO binding.
|
|
|
|
:param adapter_number: adapter number
|
|
:param nio: NIO instance to add to the slot/port
|
|
"""
|
|
|
|
try:
|
|
adapter = self._ethernet_adapters[adapter_number]
|
|
except IndexError:
|
|
raise VMwareError("Adapter {adapter_number} doesn't exist on VMware VM '{name}'".format(name=self.name,
|
|
adapter_number=adapter_number))
|
|
|
|
adapter.add_nio(0, nio)
|
|
log.info("VMware VM '{name}' [{id}]: {nio} added to adapter {adapter_number}".format(name=self.name,
|
|
id=self.id,
|
|
nio=nio,
|
|
adapter_number=adapter_number))
|
|
|
|
def adapter_remove_nio_binding(self, adapter_number):
|
|
"""
|
|
Removes an adapter NIO binding.
|
|
|
|
:param adapter_number: adapter number
|
|
|
|
:returns: NIO instance
|
|
"""
|
|
|
|
try:
|
|
adapter = self._ethernet_adapters[adapter_number]
|
|
except IndexError:
|
|
raise VMwareError("Adapter {adapter_number} doesn't exist on VMware VM '{name}'".format(name=self.name,
|
|
adapter_number=adapter_number))
|
|
|
|
nio = adapter.get_nio(0)
|
|
if isinstance(nio, NIOUDP):
|
|
self.manager.port_manager.release_udp_port(nio.lport, self._project)
|
|
adapter.remove_nio(0)
|
|
|
|
log.info("VMware VM '{name}' [{id}]: {nio} removed from adapter {adapter_number}".format(name=self.name,
|
|
id=self.id,
|
|
nio=nio,
|
|
adapter_number=adapter_number))
|
|
return nio
|