mirror of
https://github.com/GNS3/gns3-server
synced 2024-12-28 01:38:08 +00:00
938 lines
36 KiB
Python
938 lines
36 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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VirtualBox VM instance.
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"""
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import sys
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import shlex
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import re
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import os
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import subprocess
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import tempfile
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import json
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import socket
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import asyncio
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import shutil
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from pkg_resources import parse_version
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from .virtualbox_error import VirtualBoxError
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from ..adapters.ethernet_adapter import EthernetAdapter
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from .telnet_server import TelnetServer # port TelnetServer to asyncio
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from ..base_vm import BaseVM
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if sys.platform.startswith('win'):
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import msvcrt
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import win32file
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import logging
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log = logging.getLogger(__name__)
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class VirtualBoxVM(BaseVM):
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"""
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VirtualBox VM implementation.
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"""
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def __init__(self, name, uuid, project, manager, vmname, linked_clone, console=None, vbox_user=None):
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super().__init__(name, uuid, project, manager)
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self._vboxmanage_path = None
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self._maximum_adapters = 8
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self._linked_clone = linked_clone
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self._vbox_user = vbox_user
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self._system_properties = {}
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self._telnet_server_thread = None
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self._serial_pipe = None
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# VirtualBox settings
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self._console = console
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self._ethernet_adapters = []
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self._headless = False
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self._enable_remote_console = False
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self._vmname = vmname
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self._adapter_start_index = 0
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self._adapter_type = "Intel PRO/1000 MT Desktop (82540EM)"
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def __json__(self):
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return {"name": self.name,
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"uuid": self.uuid,
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"project_uuid": self.project.uuid,
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"vmname": self.vmname,
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"linked_clone": self.linked_clone,
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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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"adapter_start_index": self.adapter_start_index}
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@asyncio.coroutine
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def _execute(self, subcommand, args, timeout=60):
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command = [self._vboxmanage_path, "--nologo", subcommand]
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command.extend(args)
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try:
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if self._vbox_user and self._vbox_user.strip():
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# TODO: test & review this part
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sudo_command = "sudo -i -u {}".format(self._vbox_user.strip()) + " ".join(command)
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process = yield from asyncio.create_subprocess_shell(sudo_command, stdout=asyncio.subprocess.PIPE, stderr=asyncio.subprocess.PIPE)
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else:
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process = yield from asyncio.create_subprocess_exec(*command, stdout=asyncio.subprocess.PIPE, stderr=asyncio.subprocess.PIPE)
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except (OSError, subprocess.SubprocessError) as e:
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raise VirtualBoxError("Could not execute VBoxManage: {}".format(e))
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try:
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stdout_data, stderr_data = yield from asyncio.wait_for(process.communicate(), timeout=timeout)
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except asyncio.TimeoutError:
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raise VirtualBoxError("VBoxManage has timed out after {} seconds!".format(timeout))
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if process.returncode:
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# only the first line of the output is useful
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vboxmanage_error = stderr_data.decode("utf-8", errors="ignore").splitlines()[0]
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raise VirtualBoxError(vboxmanage_error)
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return stdout_data.decode("utf-8", errors="ignore").splitlines()
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@asyncio.coroutine
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def _get_system_properties(self):
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properties = yield from self._execute("list", ["systemproperties"])
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for prop in properties:
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try:
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name, value = prop.split(':', 1)
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except ValueError:
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continue
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self._system_properties[name.strip()] = value.strip()
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@asyncio.coroutine
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def _get_vm_state(self):
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"""
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Returns the VM state (e.g. running, paused etc.)
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:returns: state (string)
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"""
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results = yield from self._execute("showvminfo", [self._vmname, "--machinereadable"])
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for info in results:
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name, value = info.split('=', 1)
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if name == "VMState":
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return value.strip('"')
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raise VirtualBoxError("Could not get VM state for {}".format(self._vmname))
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@asyncio.coroutine
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def _control_vm(self, params):
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"""
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Change setting in this VM when running.
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:param params: params to use with sub-command controlvm
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:returns: result of the command.
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"""
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args = shlex.split(params)
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result = yield from self._execute("controlvm", [self._vmname] + args)
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return result
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@asyncio.coroutine
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def _modify_vm(self, params):
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"""
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Change setting in this VM when not running.
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:param params: params to use with sub-command modifyvm
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"""
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args = shlex.split(params)
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yield from self._execute("modifyvm", [self._vmname] + args)
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def _find_vboxmanage(self):
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# look for VBoxManage
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self._vboxmanage_path = self.manager.config.get_section_config("VirtualBox").get("vboxmanage_path")
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if not self._vboxmanage_path:
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if sys.platform.startswith("win"):
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if "VBOX_INSTALL_PATH" in os.environ:
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self._vboxmanage_path = os.path.join(os.environ["VBOX_INSTALL_PATH"], "VBoxManage.exe")
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elif "VBOX_MSI_INSTALL_PATH" in os.environ:
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self._vboxmanage_path = os.path.join(os.environ["VBOX_MSI_INSTALL_PATH"], "VBoxManage.exe")
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elif sys.platform.startswith("darwin"):
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self._vboxmanage_path = "/Applications/VirtualBox.app/Contents/MacOS/VBoxManage"
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else:
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self._vboxmanage_path = shutil.which("vboxmanage")
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if not self._vboxmanage_path:
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raise VirtualBoxError("Could not find VBoxManage")
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if not os.path.isfile(self._vboxmanage_path):
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raise VirtualBoxError("VBoxManage {} is not accessible".format(self._vboxmanage_path))
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if not os.access(self._vboxmanage_path, os.X_OK):
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raise VirtualBoxError("VBoxManage is not executable")
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@asyncio.coroutine
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def create(self):
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self._find_vboxmanage()
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yield from self._get_system_properties()
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if parse_version(self._system_properties["API version"]) < parse_version("4_3"):
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raise VirtualBoxError("The VirtualBox API version is lower than 4.3")
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log.info("VirtualBox VM '{name}' [{uuid}] created".format(name=self.name, uuid=self.uuid))
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if self._linked_clone:
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if self.uuid and os.path.isdir(os.path.join(self.working_dir, self._vmname)):
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vbox_file = os.path.join(self.working_dir, self._vmname, self._vmname + ".vbox")
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yield from self._execute("registervm", [vbox_file])
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yield from self._reattach_hdds()
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else:
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yield from self._create_linked_clone()
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# set 2 adapters by default
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# yield from self.set_adapters(2)
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@asyncio.coroutine
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def start(self):
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"""
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Starts this VirtualBox VM.
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"""
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# resume the VM if it is paused
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vm_state = yield from self._get_vm_state()
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if vm_state == "paused":
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yield from self.resume()
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return
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# VM must be powered off and in saved state to start it
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if vm_state != "poweroff" and vm_state != "saved":
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raise VirtualBoxError("VirtualBox VM not powered off or saved")
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yield from self._set_network_options()
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yield from self._set_serial_console()
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args = [self._vmname]
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if self._headless:
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args.extend(["--type", "headless"])
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result = yield from self._execute("startvm", args)
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log.info("VirtualBox VM '{name}' [{uuid}] started".format(name=self.name, uuid=self.uuid))
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log.debug("Start result: {}".format(result))
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# add a guest property to let the VM know about the GNS3 name
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yield from self._execute("guestproperty", ["set", self._vmname, "NameInGNS3", self.name])
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# add a guest property to let the VM know about the GNS3 project directory
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yield from self._execute("guestproperty", ["set", self._vmname, "ProjectDirInGNS3", self.working_dir])
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if self._enable_remote_console:
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self._start_remote_console()
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@asyncio.coroutine
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def stop(self):
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"""
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Stops this VirtualBox VM.
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"""
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self._stop_remote_console()
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vm_state = yield from self._get_vm_state()
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if vm_state == "running" or vm_state == "paused" or vm_state == "stuck":
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# power off the VM
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result = yield from self._control_vm("poweroff")
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log.info("VirtualBox VM '{name}' [{uuid}] stopped".format(name=self.name, uuid=self.uuid))
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log.debug("Stop result: {}".format(result))
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yield from asyncio.sleep(0.5) # give some time for VirtualBox to unlock the VM
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try:
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# deactivate the first serial port
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yield from self._modify_vm("--uart1 off")
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except VirtualBoxError as e:
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log.warn("Could not deactivate the first serial port: {}".format(e))
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for adapter_id in range(0, len(self._ethernet_adapters)):
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if self._ethernet_adapters[adapter_id] is None:
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continue
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yield from self._modify_vm("--nictrace{} off".format(adapter_id + 1))
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yield from self._modify_vm("--cableconnected{} off".format(adapter_id + 1))
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yield from self._modify_vm("--nic{} null".format(adapter_id + 1))
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@asyncio.coroutine
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def suspend(self):
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"""
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Suspends this VirtualBox VM.
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"""
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vm_state = yield from self._get_vm_state()
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if vm_state == "running":
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yield from self._control_vm("pause")
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log.info("VirtualBox VM '{name}' [{uuid}] suspended".format(name=self.name, uuid=self.uuid))
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else:
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log.warn("VirtualBox VM '{name}' [{uuid}] cannot be suspended, current state: {state}".format(name=self.name,
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uuid=self.uuid,
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state=vm_state))
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@asyncio.coroutine
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def resume(self):
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"""
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Resumes this VirtualBox VM.
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"""
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yield from self._control_vm("resume")
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log.info("VirtualBox VM '{name}' [{uuid}] resumed".format(name=self.name, uuid=self.uuid))
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@asyncio.coroutine
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def reload(self):
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"""
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Reloads this VirtualBox VM.
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"""
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result = yield from self._control_vm("reset")
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log.info("VirtualBox VM '{name}' [{uuid}] reloaded".format(name=self.name, uuid=self.uuid))
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log.debug("Reload result: {}".format(result))
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@property
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def console(self):
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"""
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Returns the TCP console port.
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:returns: console port (integer)
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"""
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return self._console
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@console.setter
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def console(self, console):
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"""
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Sets the TCP console port.
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:param console: console port (integer)
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"""
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if console in self._allocated_console_ports:
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raise VirtualBoxError("Console port {} is already used by another VirtualBox VM".format(console))
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self._allocated_console_ports.remove(self._console)
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self._console = console
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self._allocated_console_ports.append(self._console)
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log.info("VirtualBox VM '{name}' [{uuid}]: console port set to {port}".format(name=self.name,
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uuid=self.uuid,
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port=console))
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@asyncio.coroutine
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def _get_all_hdd_files(self):
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hdds = []
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properties = yield from self._execute("list", ["hdds"])
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for prop in properties:
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try:
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name, value = prop.split(':', 1)
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except ValueError:
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continue
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if name.strip() == "Location":
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hdds.append(value.strip())
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return hdds
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@asyncio.coroutine
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def _reattach_hdds(self):
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hdd_info_file = os.path.join(self.working_dir, self._vmname, "hdd_info.json")
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try:
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with open(hdd_info_file, "r") as f:
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hdd_table = json.load(f)
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except OSError as e:
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raise VirtualBoxError("Could not read HDD info file: {}".format(e))
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for hdd_info in hdd_table:
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hdd_file = os.path.join(self.working_dir, self._vmname, "Snapshots", hdd_info["hdd"])
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if os.path.exists(hdd_file):
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log.debug("reattaching hdd {}".format(hdd_file))
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yield from self._storage_attach('--storagectl "{}" --port {} --device {} --type hdd --medium "{}"'.format(hdd_info["controller"],
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hdd_info["port"],
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hdd_info["device"],
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hdd_file))
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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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self.stop()
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if self.console and self.console in self._allocated_console_ports:
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self._allocated_console_ports.remove(self.console)
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if self._linked_clone:
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hdd_table = []
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if os.path.exists(self._working_dir):
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hdd_files = yield from self._get_all_hdd_files()
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vm_info = self._get_vm_info()
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for entry, value in vm_info.items():
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match = re.search("^([\s\w]+)\-(\d)\-(\d)$", entry)
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if match:
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controller = match.group(1)
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port = match.group(2)
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device = match.group(3)
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if value in hdd_files:
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yield from self._storage_attach('--storagectl "{}" --port {} --device {} --type hdd --medium none'.format(controller, port, device))
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hdd_table.append(
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{
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"hdd": os.path.basename(value),
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"controller": controller,
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"port": port,
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"device": device,
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}
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)
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self._execute("unregistervm", [self._vmname])
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if hdd_table:
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try:
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hdd_info_file = os.path.join(self._working_dir, self._vmname, "hdd_info.json")
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with open(hdd_info_file, "w") as f:
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# log.info("saving project: {}".format(path))
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json.dump(hdd_table, f, indent=4)
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except OSError as e:
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raise VirtualBoxError("Could not write HDD info file: {}".format(e))
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log.info("VirtualBox VM '{name}' [{uuid}] closed".format(name=self.name,
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uuid=self.uuid))
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def delete(self):
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"""
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Deletes this VirtualBox VM & all files.
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"""
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self.stop()
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if self.console:
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self._allocated_console_ports.remove(self.console)
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if self._linked_clone:
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self._execute("unregistervm", [self._vmname, "--delete"])
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# try:
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# shutil.rmtree(self._working_dir)
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# except OSError as e:
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# log.error("could not delete VirtualBox VM {name} [id={id}]: {error}".format(name=self._name,
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# id=self._id,
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# error=e))
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# return
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log.info("VirtualBox VM '{name}' [{uuid}] has been deleted (including associated files)".format(name=self.name,
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uuid=self.uuid))
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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("VirtualBox VM '{name}' [{uuid}] has enabled the headless mode".format(name=self.name, uuid=self.uuid))
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else:
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log.info("VirtualBox VM '{name}' [{uuid}] has disabled the headless mode".format(name=self.name, uuid=self.uuid))
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self._headless = headless
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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("VirtualBox VM '{name}' [{uuid}] has enabled the console".format(name=self.name, uuid=self.uuid))
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self._start_remote_console()
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else:
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log.info("VirtualBox VM '{name}' [{uuid}] has disabled the console".format(name=self.name, uuid=self.uuid))
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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 vmname(self):
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"""
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Returns the VM name associated with this VirtualBox VM.
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:returns: VirtualBox VM name
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"""
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return self._vmname
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@vmname.setter
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def vmname(self, vmname):
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"""
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Sets the VM name associated with this VirtualBox VM.
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:param vmname: VirtualBox VM name
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"""
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log.info("VirtualBox VM '{name}' [{uuid}] has set the VM name to '{vmname}'".format(name=self.name, uuid=self.uuid, vmname=vmname))
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if self._linked_clone:
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self._modify_vm('--name "{}"'.format(vmname))
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self._vmname = vmname
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@property
|
|
def linked_clone(self):
|
|
"""
|
|
Returns either the VM is a linked clone.
|
|
|
|
:returns: boolean
|
|
"""
|
|
|
|
return self._linked_clone
|
|
|
|
@property
|
|
def adapters(self):
|
|
"""
|
|
Returns the number of Ethernet adapters for this VirtualBox VM instance.
|
|
|
|
:returns: number of adapters
|
|
"""
|
|
|
|
return len(self._ethernet_adapters)
|
|
|
|
@asyncio.coroutine
|
|
def set_adapters(self, adapters):
|
|
"""
|
|
Sets the number of Ethernet adapters for this VirtualBox VM instance.
|
|
|
|
:param adapters: number of adapters
|
|
"""
|
|
|
|
# check for the maximum adapters supported by the VM
|
|
self._maximum_adapters = yield from self._get_maximum_supported_adapters()
|
|
if len(self._ethernet_adapters) > self._maximum_adapters:
|
|
raise VirtualBoxError("Number of adapters above the maximum supported of {}".format(self._maximum_adapters))
|
|
|
|
self._ethernet_adapters.clear()
|
|
for adapter_id in range(0, self._adapter_start_index + adapters):
|
|
if adapter_id < self._adapter_start_index:
|
|
self._ethernet_adapters.append(None)
|
|
continue
|
|
self._ethernet_adapters.append(EthernetAdapter())
|
|
|
|
log.info("VirtualBox VM '{name}' [{uuid}]: number of Ethernet adapters changed to {adapters}".format(name=self.name,
|
|
uuid=self.uuid,
|
|
adapters=adapters))
|
|
|
|
@property
|
|
def adapter_start_index(self):
|
|
"""
|
|
Returns the adapter start index for this VirtualBox VM instance.
|
|
|
|
:returns: index
|
|
"""
|
|
|
|
return self._adapter_start_index
|
|
|
|
@adapter_start_index.setter
|
|
def adapter_start_index(self, adapter_start_index):
|
|
"""
|
|
Sets the adapter start index for this VirtualBox VM instance.
|
|
|
|
:param adapter_start_index: index
|
|
"""
|
|
|
|
self._adapter_start_index = adapter_start_index
|
|
self.adapters = self.adapters # this forces to recreate the adapter list with the correct index
|
|
log.info("VirtualBox VM '{name}' [{uuid}]: adapter start index changed to {index}".format(name=self.name,
|
|
uuid=self.uuid,
|
|
index=adapter_start_index))
|
|
|
|
@property
|
|
def adapter_type(self):
|
|
"""
|
|
Returns the adapter type for this VirtualBox VM instance.
|
|
|
|
:returns: adapter type (string)
|
|
"""
|
|
|
|
return self._adapter_type
|
|
|
|
@adapter_type.setter
|
|
def adapter_type(self, adapter_type):
|
|
"""
|
|
Sets the adapter type for this VirtualBox VM instance.
|
|
|
|
:param adapter_type: adapter type (string)
|
|
"""
|
|
|
|
self._adapter_type = adapter_type
|
|
|
|
log.info("VirtualBox VM '{name}' [{uuid}]: adapter type changed to {adapter_type}".format(name=self.name,
|
|
uuid=self.uuid,
|
|
adapter_type=adapter_type))
|
|
|
|
@asyncio.coroutine
|
|
def _get_vm_info(self):
|
|
"""
|
|
Returns this VM info.
|
|
|
|
:returns: dict of info
|
|
"""
|
|
|
|
vm_info = {}
|
|
results = yield from self._execute("showvminfo", [self._vmname, "--machinereadable"])
|
|
for info in results:
|
|
try:
|
|
name, value = info.split('=', 1)
|
|
except ValueError:
|
|
continue
|
|
vm_info[name.strip('"')] = value.strip('"')
|
|
return vm_info
|
|
|
|
@asyncio.coroutine
|
|
def _get_maximum_supported_adapters(self):
|
|
"""
|
|
Returns the maximum adapters supported by this VM.
|
|
|
|
:returns: maximum number of supported adapters (int)
|
|
"""
|
|
|
|
# check the maximum number of adapters supported by the VM
|
|
vm_info = yield from self._get_vm_info()
|
|
chipset = vm_info["chipset"]
|
|
maximum_adapters = 8
|
|
if chipset == "ich9":
|
|
maximum_adapters = int(self._system_properties["Maximum ICH9 Network Adapter count"])
|
|
return maximum_adapters
|
|
|
|
def _get_pipe_name(self):
|
|
"""
|
|
Returns the pipe name to create a serial connection.
|
|
|
|
:returns: pipe path (string)
|
|
"""
|
|
|
|
p = re.compile('\s+', re.UNICODE)
|
|
pipe_name = p.sub("_", self._vmname)
|
|
if sys.platform.startswith("win"):
|
|
pipe_name = r"\\.\pipe\VBOX\{}".format(pipe_name)
|
|
else:
|
|
pipe_name = os.path.join(tempfile.gettempdir(), "pipe_{}".format(pipe_name))
|
|
return pipe_name
|
|
|
|
@asyncio.coroutine
|
|
def _set_serial_console(self):
|
|
"""
|
|
Configures the first serial port to allow a serial console connection.
|
|
"""
|
|
|
|
# activate the first serial port
|
|
yield from self._modify_vm("--uart1 0x3F8 4")
|
|
|
|
# set server mode with a pipe on the first serial port
|
|
pipe_name = self._get_pipe_name()
|
|
args = [self._vmname, "--uartmode1", "server", pipe_name]
|
|
yield from self._execute("modifyvm", args)
|
|
|
|
@asyncio.coroutine
|
|
def _storage_attach(self, params):
|
|
"""
|
|
Change storage medium in this VM.
|
|
|
|
:param params: params to use with sub-command storageattach
|
|
"""
|
|
|
|
args = shlex.split(params)
|
|
yield from self._execute("storageattach", [self._vmname] + args)
|
|
|
|
@asyncio.coroutine
|
|
def _get_nic_attachements(self, maximum_adapters):
|
|
"""
|
|
Returns NIC attachements.
|
|
|
|
:param maximum_adapters: maximum number of supported adapters
|
|
:returns: list of adapters with their Attachment setting (NAT, bridged etc.)
|
|
"""
|
|
|
|
nics = []
|
|
vm_info = yield from self._get_vm_info()
|
|
for adapter_id in range(0, maximum_adapters):
|
|
entry = "nic{}".format(adapter_id + 1)
|
|
if entry in vm_info:
|
|
value = vm_info[entry]
|
|
nics.append(value)
|
|
else:
|
|
nics.append(None)
|
|
return nics
|
|
|
|
@asyncio.coroutine
|
|
def _set_network_options(self):
|
|
"""
|
|
Configures network options.
|
|
"""
|
|
|
|
nic_attachements = yield from self._get_nic_attachements(self._maximum_adapters)
|
|
for adapter_id in range(0, len(self._ethernet_adapters)):
|
|
if self._ethernet_adapters[adapter_id] is None:
|
|
# force enable to avoid any discrepancy in the interface numbering inside the VM
|
|
# e.g. Ethernet2 in GNS3 becoming eth0 inside the VM when using a start index of 2.
|
|
attachement = nic_attachements[adapter_id]
|
|
if attachement:
|
|
# attachement can be none, null, nat, bridged, intnet, hostonly or generic
|
|
yield from self._modify_vm("--nic{} {}".format(adapter_id + 1, attachement))
|
|
continue
|
|
|
|
vbox_adapter_type = "82540EM"
|
|
if self._adapter_type == "PCnet-PCI II (Am79C970A)":
|
|
vbox_adapter_type = "Am79C970A"
|
|
if self._adapter_type == "PCNet-FAST III (Am79C973)":
|
|
vbox_adapter_type = "Am79C973"
|
|
if self._adapter_type == "Intel PRO/1000 MT Desktop (82540EM)":
|
|
vbox_adapter_type = "82540EM"
|
|
if self._adapter_type == "Intel PRO/1000 T Server (82543GC)":
|
|
vbox_adapter_type = "82543GC"
|
|
if self._adapter_type == "Intel PRO/1000 MT Server (82545EM)":
|
|
vbox_adapter_type = "82545EM"
|
|
if self._adapter_type == "Paravirtualized Network (virtio-net)":
|
|
vbox_adapter_type = "virtio"
|
|
|
|
args = [self._vmname, "--nictype{}".format(adapter_id + 1), vbox_adapter_type]
|
|
yield from self._execute("modifyvm", args)
|
|
|
|
yield from self._modify_vm("--nictrace{} off".format(adapter_id + 1))
|
|
nio = self._ethernet_adapters[adapter_id].get_nio(0)
|
|
if nio:
|
|
log.debug("setting UDP params on adapter {}".format(adapter_id))
|
|
yield from self._modify_vm("--nic{} generic".format(adapter_id + 1))
|
|
yield from self._modify_vm("--nicgenericdrv{} UDPTunnel".format(adapter_id + 1))
|
|
yield from self._modify_vm("--nicproperty{} sport={}".format(adapter_id + 1, nio.lport))
|
|
yield from self._modify_vm("--nicproperty{} dest={}".format(adapter_id + 1, nio.rhost))
|
|
yield from self._modify_vm("--nicproperty{} dport={}".format(adapter_id + 1, nio.rport))
|
|
yield from self._modify_vm("--cableconnected{} on".format(adapter_id + 1))
|
|
|
|
if nio.capturing:
|
|
yield from self._modify_vm("--nictrace{} on".format(adapter_id + 1))
|
|
yield from self._modify_vm("--nictracefile{} {}".format(adapter_id + 1, nio.pcap_output_file))
|
|
else:
|
|
# shutting down unused adapters...
|
|
yield from self._modify_vm("--cableconnected{} off".format(adapter_id + 1))
|
|
yield from self._modify_vm("--nic{} null".format(adapter_id + 1))
|
|
|
|
for adapter_id in range(len(self._ethernet_adapters), self._maximum_adapters):
|
|
log.debug("disabling remaining adapter {}".format(adapter_id))
|
|
yield from self._modify_vm("--nic{} none".format(adapter_id + 1))
|
|
|
|
@asyncio.coroutine
|
|
def _create_linked_clone(self):
|
|
"""
|
|
Creates a new linked clone.
|
|
"""
|
|
|
|
gns3_snapshot_exists = False
|
|
vm_info = yield from self._get_vm_info()
|
|
for entry, value in vm_info.items():
|
|
if entry.startswith("SnapshotName") and value == "GNS3 Linked Base for clones":
|
|
gns3_snapshot_exists = True
|
|
|
|
if not gns3_snapshot_exists:
|
|
result = yield from self._execute("snapshot", [self._vmname, "take", "GNS3 Linked Base for clones"])
|
|
log.debug("GNS3 snapshot created: {}".format(result))
|
|
|
|
args = [self._vmname,
|
|
"--snapshot",
|
|
"GNS3 Linked Base for clones",
|
|
"--options",
|
|
"link",
|
|
"--name",
|
|
self.name,
|
|
"--basefolder",
|
|
self.working_dir,
|
|
"--register"]
|
|
|
|
result = yield from self._execute("clonevm", args)
|
|
log.debug("cloned VirtualBox VM: {}".format(result))
|
|
|
|
self._vmname = self._name
|
|
yield from self._execute("setextradata", [self._vmname, "GNS3/Clone", "yes"])
|
|
|
|
args = [self._name, "take", "reset"]
|
|
result = yield from self._execute("snapshot", args)
|
|
log.debug("Snapshot reset created: {}".format(result))
|
|
|
|
def _start_remote_console(self):
|
|
"""
|
|
Starts remote console support for this VM.
|
|
"""
|
|
|
|
# starts the Telnet to pipe thread
|
|
pipe_name = self._get_pipe_name()
|
|
if sys.platform.startswith("win"):
|
|
try:
|
|
self._serial_pipe = open(pipe_name, "a+b")
|
|
except OSError as e:
|
|
raise VirtualBoxError("Could not open the pipe {}: {}".format(pipe_name, e))
|
|
self._telnet_server_thread = TelnetServer(self._vmname, msvcrt.get_osfhandle(self._serial_pipe.fileno()), self._console_host, self._console)
|
|
self._telnet_server_thread.start()
|
|
else:
|
|
try:
|
|
self._serial_pipe = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
|
|
self._serial_pipe.connect(pipe_name)
|
|
except OSError as e:
|
|
raise VirtualBoxError("Could not connect to the pipe {}: {}".format(pipe_name, e))
|
|
self._telnet_server_thread = TelnetServer(self._vmname, self._serial_pipe, self._console_host, self._console)
|
|
self._telnet_server_thread.start()
|
|
|
|
def _stop_remote_console(self):
|
|
"""
|
|
Stops remote console support for this VM.
|
|
"""
|
|
|
|
if self._telnet_server_thread:
|
|
self._telnet_server_thread.stop()
|
|
self._telnet_server_thread.join(timeout=3)
|
|
if self._telnet_server_thread.isAlive():
|
|
log.warn("Serial pipe thread is still alive!")
|
|
self._telnet_server_thread = None
|
|
|
|
if self._serial_pipe:
|
|
if sys.platform.startswith('win'):
|
|
win32file.CloseHandle(msvcrt.get_osfhandle(self._serial_pipe.fileno()))
|
|
else:
|
|
self._serial_pipe.close()
|
|
self._serial_pipe = None
|
|
|
|
@asyncio.coroutine
|
|
def port_add_nio_binding(self, adapter_id, nio):
|
|
"""
|
|
Adds a port NIO binding.
|
|
|
|
:param adapter_id: adapter ID
|
|
:param nio: NIO instance to add to the slot/port
|
|
"""
|
|
|
|
try:
|
|
adapter = self._ethernet_adapters[adapter_id]
|
|
except IndexError:
|
|
raise VirtualBoxError("Adapter {adapter_id} doesn't exist on VirtualBox VM '{name}'".format(name=self.name,
|
|
adapter_id=adapter_id))
|
|
|
|
vm_state = yield from self._get_vm_state()
|
|
if vm_state == "running":
|
|
# dynamically configure an UDP tunnel on the VirtualBox adapter
|
|
yield from self._control_vm("nic{} generic UDPTunnel".format(adapter_id + 1))
|
|
yield from self._control_vm("nicproperty{} sport={}".format(adapter_id + 1, nio.lport))
|
|
yield from self._control_vm("nicproperty{} dest={}".format(adapter_id + 1, nio.rhost))
|
|
yield from self._control_vm("nicproperty{} dport={}".format(adapter_id + 1, nio.rport))
|
|
yield from self._control_vm("setlinkstate{} on".format(adapter_id + 1))
|
|
|
|
adapter.add_nio(0, nio)
|
|
log.info("VirtualBox VM '{name}' [{uuid}]: {nio} added to adapter {adapter_id}".format(name=self.name,
|
|
uuid=self.uuid,
|
|
nio=nio,
|
|
adapter_id=adapter_id))
|
|
|
|
@asyncio.coroutine
|
|
def port_remove_nio_binding(self, adapter_id):
|
|
"""
|
|
Removes a port NIO binding.
|
|
|
|
:param adapter_id: adapter ID
|
|
|
|
:returns: NIO instance
|
|
"""
|
|
|
|
try:
|
|
adapter = self._ethernet_adapters[adapter_id]
|
|
except IndexError:
|
|
raise VirtualBoxError("Adapter {adapter_id} doesn't exist on VirtualBox VM '{name}'".format(name=self.name,
|
|
adapter_id=adapter_id))
|
|
|
|
vm_state = yield from self._get_vm_state()
|
|
if vm_state == "running":
|
|
# dynamically disable the VirtualBox adapter
|
|
yield from self._control_vm("setlinkstate{} off".format(adapter_id + 1))
|
|
yield from self._control_vm("nic{} null".format(adapter_id + 1))
|
|
|
|
nio = adapter.get_nio(0)
|
|
adapter.remove_nio(0)
|
|
log.info("VirtualBox VM '{name}' [{uuid}]: {nio} removed from adapter {adapter_id}".format(name=self.name,
|
|
uuid=self.uuid,
|
|
nio=nio,
|
|
adapter_id=adapter_id))
|
|
return nio
|
|
|
|
def start_capture(self, adapter_id, output_file):
|
|
"""
|
|
Starts a packet capture.
|
|
|
|
:param adapter_id: adapter ID
|
|
:param output_file: PCAP destination file for the capture
|
|
"""
|
|
|
|
try:
|
|
adapter = self._ethernet_adapters[adapter_id]
|
|
except IndexError:
|
|
raise VirtualBoxError("Adapter {adapter_id} doesn't exist on VirtualBox VM '{name}'".format(name=self.name,
|
|
adapter_id=adapter_id))
|
|
|
|
nio = adapter.get_nio(0)
|
|
if nio.capturing:
|
|
raise VirtualBoxError("Packet capture is already activated on adapter {adapter_id}".format(adapter_id=adapter_id))
|
|
|
|
try:
|
|
os.makedirs(os.path.dirname(output_file), exist_ok=True)
|
|
except OSError as e:
|
|
raise VirtualBoxError("Could not create captures directory {}".format(e))
|
|
|
|
nio.startPacketCapture(output_file)
|
|
|
|
log.info("VirtualBox VM '{name}' [{uuid}]: starting packet capture on adapter {adapter_id}".format(name=self.name,
|
|
uuid=self.uuid,
|
|
adapter_id=adapter_id))
|
|
|
|
def stop_capture(self, adapter_id):
|
|
"""
|
|
Stops a packet capture.
|
|
|
|
:param adapter_id: adapter ID
|
|
"""
|
|
|
|
try:
|
|
adapter = self._ethernet_adapters[adapter_id]
|
|
except IndexError:
|
|
raise VirtualBoxError("Adapter {adapter_id} doesn't exist on VirtualBox VM '{name}'".format(name=self.name,
|
|
adapter_id=adapter_id))
|
|
|
|
nio = adapter.get_nio(0)
|
|
nio.stopPacketCapture()
|
|
|
|
log.info("VirtualBox VM '{name}' [{uuid}]: stopping packet capture on adapter {adapter_id}".format(name=self.name,
|
|
uuid=self.uuid,
|
|
adapter_id=adapter_id))
|