mirror of
https://github.com/GNS3/gns3-server.git
synced 2024-11-17 17:24:51 +02:00
987 lines
39 KiB
Python
987 lines
39 KiB
Python
# -*- coding: utf-8 -*-
|
|
#
|
|
# Copyright (C) 2014 GNS3 Technologies Inc.
|
|
#
|
|
# This program is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
"""
|
|
VirtualBox VM instance.
|
|
"""
|
|
|
|
import sys
|
|
import os
|
|
import shutil
|
|
import tempfile
|
|
import re
|
|
import time
|
|
import socket
|
|
import subprocess
|
|
|
|
from .pipe_proxy import PipeProxy
|
|
from .virtualbox_error import VirtualBoxError
|
|
from .adapters.ethernet_adapter import EthernetAdapter
|
|
from ..attic import find_unused_port
|
|
|
|
if sys.platform.startswith('win'):
|
|
import msvcrt
|
|
import win32file
|
|
|
|
import logging
|
|
log = logging.getLogger(__name__)
|
|
|
|
|
|
class VirtualBoxVM(object):
|
|
"""
|
|
VirtualBox VM implementation.
|
|
|
|
:param vboxwrapper client: VboxWrapperClient instance
|
|
:param vboxmanager: VirtualBox manager from the VirtualBox API
|
|
:param name: name of this VirtualBox VM
|
|
:param vmname: name of this VirtualBox VM in VirtualBox itself
|
|
:param working_dir: path to a working directory
|
|
:param host: host/address to bind for console and UDP connections
|
|
:param vbox_id: VirtalBox VM instance ID
|
|
:param console: TCP console port
|
|
:param console_start_port_range: TCP console port range start
|
|
:param console_end_port_range: TCP console port range end
|
|
"""
|
|
|
|
_instances = []
|
|
_allocated_console_ports = []
|
|
|
|
def __init__(self,
|
|
vboxwrapper,
|
|
vboxmanager,
|
|
name,
|
|
vmname,
|
|
working_dir,
|
|
host="127.0.0.1",
|
|
vbox_id=None,
|
|
console=None,
|
|
console_start_port_range=4512,
|
|
console_end_port_range=5000):
|
|
|
|
if not vbox_id:
|
|
self._id = 0
|
|
for identifier in range(1, 1024):
|
|
if identifier not in self._instances:
|
|
self._id = identifier
|
|
self._instances.append(self._id)
|
|
break
|
|
|
|
if self._id == 0:
|
|
raise VirtualBoxError("Maximum number of VirtualBox VM instances reached")
|
|
else:
|
|
if vbox_id in self._instances:
|
|
raise VirtualBoxError("VirtualBox identifier {} is already used by another VirtualBox VM instance".format(vbox_id))
|
|
self._id = vbox_id
|
|
self._instances.append(self._id)
|
|
|
|
self._name = name
|
|
self._working_dir = None
|
|
self._host = host
|
|
self._command = []
|
|
self._vboxwrapper = vboxwrapper
|
|
self._started = False
|
|
self._console_start_port_range = console_start_port_range
|
|
self._console_end_port_range = console_end_port_range
|
|
|
|
# Telnet to pipe mini-server
|
|
self._serial_pipe_thread = None
|
|
self._serial_pipe = None
|
|
|
|
# VirtualBox API variables
|
|
self._machine = None
|
|
self._session = None
|
|
self._vboxmanager = vboxmanager
|
|
self._maximum_adapters = 0
|
|
|
|
# VirtualBox settings
|
|
self._console = console
|
|
self._ethernet_adapters = []
|
|
self._headless = False
|
|
self._vmname = vmname
|
|
self._adapter_type = "Automatic"
|
|
|
|
working_dir_path = os.path.join(working_dir, "vbox", "vm-{}".format(self._id))
|
|
|
|
if vbox_id and not os.path.isdir(working_dir_path):
|
|
raise VirtualBoxError("Working directory {} doesn't exist".format(working_dir_path))
|
|
|
|
# create the device own working directory
|
|
self.working_dir = working_dir_path
|
|
|
|
if not self._console:
|
|
# allocate a console port
|
|
try:
|
|
self._console = find_unused_port(self._console_start_port_range,
|
|
self._console_end_port_range,
|
|
self._host,
|
|
ignore_ports=self._allocated_console_ports)
|
|
except Exception as e:
|
|
raise VirtualBoxError(e)
|
|
|
|
if self._console in self._allocated_console_ports:
|
|
raise VirtualBoxError("Console port {} is already used by another VirtualBox VM".format(console))
|
|
self._allocated_console_ports.append(self._console)
|
|
|
|
if self._vboxwrapper:
|
|
self._vboxwrapper.send('vbox create vbox "{}"'.format(self._name))
|
|
self._vboxwrapper.send('vbox setattr "{}" image "{}"'.format(self._name, vmname))
|
|
self._vboxwrapper.send('vbox setattr "{}" console {}'.format(self._name, self._console))
|
|
self._vboxwrapper.send('vbox setattr "{}" console_support True'.format(self._name))
|
|
self._vboxwrapper.send('vbox setattr "{}" console_telnet_server True'.format(self._name))
|
|
else:
|
|
try:
|
|
self._machine = self._vboxmanager.vbox.findMachine(self._vmname)
|
|
except Exception as e:
|
|
raise VirtualBoxError("VirtualBox error: {}".format(e))
|
|
|
|
# The maximum support network cards depends on the Chipset (PIIX3 or ICH9)
|
|
self._maximum_adapters = self._vboxmanager.vbox.systemProperties.getMaxNetworkAdapters(self._machine.chipsetType)
|
|
|
|
self.adapters = 2
|
|
|
|
log.info("VirtualBox VM {name} [id={id}] has been created".format(name=self._name,
|
|
id=self._id))
|
|
|
|
def defaults(self):
|
|
"""
|
|
Returns all the default attribute values for this VirtualBox VM.
|
|
|
|
:returns: default values (dictionary)
|
|
"""
|
|
|
|
vbox_defaults = {"name": self._name,
|
|
"vmname": self._vmname,
|
|
"adapters": len(self._ethernet_adapters),
|
|
"adapter_type": "Automatic",
|
|
"console": self._console,
|
|
"headless": self._headless}
|
|
|
|
return vbox_defaults
|
|
|
|
@property
|
|
def id(self):
|
|
"""
|
|
Returns the unique ID for this VirtualBox VM.
|
|
|
|
:returns: id (integer)
|
|
"""
|
|
|
|
return self._id
|
|
|
|
@classmethod
|
|
def reset(cls):
|
|
"""
|
|
Resets allocated instance list.
|
|
"""
|
|
|
|
cls._instances.clear()
|
|
cls._allocated_console_ports.clear()
|
|
|
|
@property
|
|
def name(self):
|
|
"""
|
|
Returns the name of this VirtualBox VM.
|
|
|
|
:returns: name
|
|
"""
|
|
|
|
return self._name
|
|
|
|
@name.setter
|
|
def name(self, new_name):
|
|
"""
|
|
Sets the name of this VirtualBox VM.
|
|
|
|
:param new_name: name
|
|
"""
|
|
|
|
log.info("VirtualBox VM {name} [id={id}]: renamed to {new_name}".format(name=self._name,
|
|
id=self._id,
|
|
new_name=new_name))
|
|
|
|
if self._vboxwrapper:
|
|
self._vboxwrapper.send('vbox rename "{}" "{}"'.format(self._name, new_name))
|
|
self._name = new_name
|
|
|
|
@property
|
|
def working_dir(self):
|
|
"""
|
|
Returns current working directory
|
|
|
|
:returns: path to the working directory
|
|
"""
|
|
|
|
return self._working_dir
|
|
|
|
@working_dir.setter
|
|
def working_dir(self, working_dir):
|
|
"""
|
|
Sets the working directory this VirtualBox VM.
|
|
|
|
:param working_dir: path to the working directory
|
|
"""
|
|
|
|
try:
|
|
os.makedirs(working_dir)
|
|
except FileExistsError:
|
|
pass
|
|
except OSError as e:
|
|
raise VirtualBoxError("Could not create working directory {}: {}".format(working_dir, e))
|
|
|
|
self._working_dir = working_dir
|
|
log.info("VirtualBox VM {name} [id={id}]: working directory changed to {wd}".format(name=self._name,
|
|
id=self._id,
|
|
wd=self._working_dir))
|
|
|
|
@property
|
|
def console(self):
|
|
"""
|
|
Returns the TCP console port.
|
|
|
|
:returns: console port (integer)
|
|
"""
|
|
|
|
return self._console
|
|
|
|
@console.setter
|
|
def console(self, console):
|
|
"""
|
|
Sets the TCP console port.
|
|
|
|
:param console: console port (integer)
|
|
"""
|
|
|
|
if console in self._allocated_console_ports:
|
|
raise VirtualBoxError("Console port {} is already used by another VirtualBox VM".format(console))
|
|
|
|
self._allocated_console_ports.remove(self._console)
|
|
self._console = console
|
|
self._allocated_console_ports.append(self._console)
|
|
|
|
if self._vboxwrapper:
|
|
self._vboxwrapper.send('vbox setattr "{}" console {}'.format(self._name, self._console))
|
|
|
|
log.info("VirtualBox VM {name} [id={id}]: console port set to {port}".format(name=self._name,
|
|
id=self._id,
|
|
port=console))
|
|
|
|
def delete(self):
|
|
"""
|
|
Deletes this VirtualBox VM.
|
|
"""
|
|
|
|
self.stop()
|
|
if self._id in self._instances:
|
|
self._instances.remove(self._id)
|
|
|
|
if self.console and self.console in self._allocated_console_ports:
|
|
self._allocated_console_ports.remove(self.console)
|
|
|
|
if self._vboxwrapper:
|
|
self._vboxwrapper.send('vbox delete "{}"'.format(self._name))
|
|
|
|
log.info("VirtualBox VM {name} [id={id}] has been deleted".format(name=self._name,
|
|
id=self._id))
|
|
|
|
def clean_delete(self):
|
|
"""
|
|
Deletes this VirtualBox VM & all files.
|
|
"""
|
|
|
|
self.stop()
|
|
if self._id in self._instances:
|
|
self._instances.remove(self._id)
|
|
|
|
if self.console:
|
|
self._allocated_console_ports.remove(self.console)
|
|
|
|
if self._vboxwrapper:
|
|
self._vboxwrapper.send('vbox delete "{}"'.format(self._name))
|
|
|
|
try:
|
|
shutil.rmtree(self._working_dir)
|
|
except OSError as e:
|
|
log.error("could not delete VirtualBox VM {name} [id={id}]: {error}".format(name=self._name,
|
|
id=self._id,
|
|
error=e))
|
|
return
|
|
|
|
log.info("VirtualBox VM {name} [id={id}] has been deleted (including associated files)".format(name=self._name,
|
|
id=self._id))
|
|
|
|
@property
|
|
def headless(self):
|
|
"""
|
|
Returns either the VM will start in headless mode
|
|
|
|
:returns: boolean
|
|
"""
|
|
|
|
return self._headless
|
|
|
|
@headless.setter
|
|
def headless(self, headless):
|
|
"""
|
|
Sets either the VM will start in headless mode
|
|
|
|
:param headless: boolean
|
|
"""
|
|
|
|
if headless:
|
|
if self._vboxwrapper:
|
|
self._vboxwrapper.send('vbox setattr "{}" headless_mode True'.format(self._name))
|
|
log.info("VirtualBox VM {name} [id={id}] has enabled the headless mode".format(name=self._name, id=self._id))
|
|
else:
|
|
if self._vboxwrapper:
|
|
self._vboxwrapper.send('vbox setattr "{}" headless_mode False'.format(self._name))
|
|
log.info("VirtualBox VM {name} [id={id}] has disabled the headless mode".format(name=self._name, id=self._id))
|
|
self._headless = headless
|
|
|
|
@property
|
|
def vmname(self):
|
|
"""
|
|
Returns the VM name associated with this VirtualBox VM.
|
|
|
|
:returns: VirtualBox VM name
|
|
"""
|
|
|
|
return self._vmname
|
|
|
|
@vmname.setter
|
|
def vmname(self, vmname):
|
|
"""
|
|
Sets the VM name associated with this VirtualBox VM.
|
|
|
|
:param vmname: VirtualBox VM name
|
|
"""
|
|
|
|
if self._vboxwrapper:
|
|
self._vboxwrapper.send('vbox setattr "{}" image "{}"'.format(self._name, vmname))
|
|
else:
|
|
try:
|
|
self._machine = self._vboxmanager.vbox.findMachine(vmname)
|
|
except Exception as e:
|
|
raise VirtualBoxError("VirtualBox error: {}".format(e))
|
|
|
|
# The maximum support network cards depends on the Chipset (PIIX3 or ICH9)
|
|
self._maximum_adapters = self._vboxmanager.vbox.systemProperties.getMaxNetworkAdapters(self._machine.chipsetType)
|
|
|
|
log.info("VirtualBox VM {name} [id={id}] has set the VM name to {vmname}".format(name=self._name, id=self._id, vmname=vmname))
|
|
self._vmname = vmname
|
|
|
|
@property
|
|
def adapters(self):
|
|
"""
|
|
Returns the number of Ethernet adapters for this VirtualBox VM instance.
|
|
|
|
:returns: number of adapters
|
|
"""
|
|
|
|
return len(self._ethernet_adapters)
|
|
|
|
@adapters.setter
|
|
def adapters(self, adapters):
|
|
"""
|
|
Sets the number of Ethernet adapters for this VirtualBox VM instance.
|
|
|
|
:param adapters: number of adapters
|
|
"""
|
|
|
|
self._ethernet_adapters.clear()
|
|
for _ in range(0, adapters):
|
|
self._ethernet_adapters.append(EthernetAdapter())
|
|
|
|
if self._vboxwrapper:
|
|
self._vboxwrapper.send('vbox setattr "{}" nics {}'.format(self._name, len(self._ethernet_adapters)))
|
|
|
|
log.info("VirtualBox VM {name} [id={id}]: number of Ethernet adapters changed to {adapters}".format(name=self._name,
|
|
id=self._id,
|
|
adapters=len(self._ethernet_adapters)))
|
|
|
|
@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
|
|
|
|
if self._vboxwrapper:
|
|
self._vboxwrapper.send('vbox setattr "{}" netcard "{}"'.format(self._name, adapter_type))
|
|
|
|
log.info("VirtualBox VM {name} [id={id}]: adapter type changed to {adapter_type}".format(name=self._name,
|
|
id=self._id,
|
|
adapter_type=adapter_type))
|
|
|
|
def start(self):
|
|
"""
|
|
Starts this VirtualBox VM.
|
|
"""
|
|
|
|
if self._vboxwrapper:
|
|
status = int(self._vboxwrapper.send('vbox status "{}"'.format(self._name))[0])
|
|
if status == 6: # paused
|
|
self.resume()
|
|
return
|
|
self._vboxwrapper.send('vbox start "{}"'.format(self._name))
|
|
else:
|
|
|
|
if self._machine.state == self._vboxmanager.constants.MachineState_Paused:
|
|
self.resume()
|
|
return
|
|
|
|
self._get_session()
|
|
self._set_network_options()
|
|
self._set_console_options()
|
|
|
|
progress = self._launch_vm_process()
|
|
log.info("VM is starting with {}% completed".format(progress.percent))
|
|
if progress.percent != 100:
|
|
# This will happen if you attempt to start VirtualBox with unloaded "vboxdrv" module.
|
|
# or have too little RAM or damaged vHDD, or connected to non-existent network.
|
|
# We must unlock machine, otherwise it locks the VirtualBox Manager GUI. (on Linux hosts)
|
|
self._unlock_machine()
|
|
raise VirtualBoxError("Unable to start the VM (failed at {}%)".format(progress.percent))
|
|
|
|
try:
|
|
self._machine.setGuestPropertyValue("NameInGNS3", self._name)
|
|
except Exception:
|
|
pass
|
|
|
|
# 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._serial_pipe_thread = PipeProxy(self._vmname, msvcrt.get_osfhandle(self._serial_pipe.fileno()), self._host, self._console)
|
|
#self._serial_pipe_thread.setDaemon(True)
|
|
self._serial_pipe_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._serial_pipe_thread = PipeProxy(self._vmname, self._serial_pipe, self._host, self._console)
|
|
#self._serial_pipe_thread.setDaemon(True)
|
|
self._serial_pipe_thread.start()
|
|
|
|
def stop(self):
|
|
"""
|
|
Stops this VirtualBox VM.
|
|
"""
|
|
|
|
if self._vboxwrapper:
|
|
self._vboxwrapper.send('vbox stop "{}"'.format(self._name))
|
|
else:
|
|
|
|
if self._serial_pipe_thread:
|
|
self._serial_pipe_thread.stop()
|
|
self._serial_pipe_thread.join(1)
|
|
if self._serial_pipe_thread.isAlive():
|
|
log.warn("Serial pire thread is still alive!")
|
|
self._serial_pipe_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
|
|
|
|
if self._machine.state >= self._vboxmanager.constants.MachineState_FirstOnline and \
|
|
self._machine.state <= self._vboxmanager.constants.MachineState_LastOnline:
|
|
try:
|
|
if sys.platform.startswith('win') and "VBOX_INSTALL_PATH" in os.environ:
|
|
# work around VirtualBox bug #9239
|
|
vboxmanage_path = os.path.join(os.environ["VBOX_INSTALL_PATH"], "VBoxManage.exe")
|
|
command = '"{}" controlvm "{}" poweroff'.format(vboxmanage_path, self._vmname)
|
|
subprocess.call(command, timeout=3)
|
|
else:
|
|
progress = self._session.console.powerDown()
|
|
# wait for VM to actually go down
|
|
progress.waitForCompletion(3000)
|
|
log.info("VM is stopping with {}% completed".format(self.vmname, progress.percent))
|
|
|
|
self._lock_machine()
|
|
for adapter_id in range(0, len(self._ethernet_adapters)):
|
|
self._disable_adapter(adapter_id, disable=True)
|
|
self._session.machine.saveSettings()
|
|
self._unlock_machine()
|
|
except Exception as e:
|
|
# Do not crash "vboxwrapper", if stopping VM fails.
|
|
# But return True anyway, so VM state in GNS3 can become "stopped"
|
|
# This can happen, if user manually kills VBox VM.
|
|
log.warn("could not stop VM for {}: {}".format(self._vmname, e))
|
|
return
|
|
|
|
def suspend(self):
|
|
"""
|
|
Suspends this VirtualBox VM.
|
|
"""
|
|
|
|
if self._vboxwrapper:
|
|
self._vboxwrapper.send('vbox suspend "{}"'.format(self._name))
|
|
else:
|
|
try:
|
|
self._session.console.pause()
|
|
except Exception as e:
|
|
raise VirtualBoxError("VirtualBox error: {}".format(e))
|
|
|
|
def reload(self):
|
|
"""
|
|
Reloads this VirtualBox VM.
|
|
"""
|
|
|
|
if self._vboxwrapper:
|
|
self._vboxwrapper.send('vbox reset "{}"'.format(self._name))
|
|
else:
|
|
try:
|
|
progress = self._session.console.reset()
|
|
progress.waitForCompletion(-1)
|
|
except Exception as e:
|
|
raise VirtualBoxError("VirtualBox error: {}".format(e))
|
|
|
|
def resume(self):
|
|
"""
|
|
Resumes this VirtualBox VM.
|
|
"""
|
|
|
|
if self._vboxwrapper:
|
|
self._vboxwrapper.send('vbox resume "{}"'.format(self._name))
|
|
else:
|
|
try:
|
|
self._session.console.resume()
|
|
except Exception as e:
|
|
raise VirtualBoxError("VirtualBox error: {}".format(e))
|
|
|
|
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))
|
|
|
|
if self._vboxwrapper:
|
|
self._vboxwrapper.send('vbox create_udp "{}" {} {} {} {}'.format(self._name,
|
|
adapter_id,
|
|
nio.lport,
|
|
nio.rhost,
|
|
nio.rport))
|
|
else:
|
|
self._create_udp(adapter_id, nio.lport, nio.rhost, nio.rport)
|
|
|
|
adapter.add_nio(0, nio)
|
|
log.info("VirtualBox VM {name} [id={id}]: {nio} added to adapter {adapter_id}".format(name=self._name,
|
|
id=self._id,
|
|
nio=nio,
|
|
adapter_id=adapter_id))
|
|
|
|
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))
|
|
|
|
if self._vboxwrapper:
|
|
self._vboxwrapper.send('vbox delete_udp "{}" {}'.format(self._name,
|
|
adapter_id))
|
|
else:
|
|
self._delete_udp(adapter_id)
|
|
|
|
nio = adapter.get_nio(0)
|
|
adapter.remove_nio(0)
|
|
log.info("VirtualBox VM {name} [id={id}]: {nio} removed from adapter {adapter_id}".format(name=self._name,
|
|
id=self._id,
|
|
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))
|
|
except FileExistsError:
|
|
pass
|
|
except OSError as e:
|
|
raise VirtualBoxError("Could not create captures directory {}".format(e))
|
|
|
|
nio.startPacketCapture(output_file)
|
|
|
|
if self._vboxwrapper:
|
|
self._vboxwrapper.send('vbox create_capture "{}" {} "{}"'.format(self._name,
|
|
adapter_id,
|
|
output_file))
|
|
|
|
log.info("VirtualBox VM {name} [id={id}]: starting packet capture on adapter {adapter_id}".format(name=self._name,
|
|
id=self._id,
|
|
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()
|
|
|
|
if self._vboxwrapper:
|
|
self._vboxwrapper.send('vbox delete_capture "{}" {}'.format(self._name,
|
|
adapter_id))
|
|
|
|
log.info("VirtualBox VM {name} [id={id}]: stopping packet capture on adapter {adapter_id}".format(name=self._name,
|
|
id=self._id,
|
|
adapter_id=adapter_id))
|
|
|
|
def _get_session(self):
|
|
|
|
log.debug("getting session for {}".format(self._vmname))
|
|
try:
|
|
self._session = self._vboxmanager.mgr.getSessionObject(self._vboxmanager.vbox)
|
|
except Exception as e:
|
|
# fails on heavily loaded hosts...
|
|
raise VirtualBoxError("VirtualBox error: {}".format(e))
|
|
|
|
def _set_network_options(self):
|
|
|
|
log.debug("setting network options for {}".format(self._vmname))
|
|
|
|
self._lock_machine()
|
|
|
|
first_adapter_type = self._vboxmanager.constants.NetworkAdapterType_I82540EM
|
|
try:
|
|
first_adapter = self._session.machine.getNetworkAdapter(0)
|
|
first_adapter_type = first_adapter.adapterType
|
|
except Exception as e:
|
|
pass
|
|
#raise VirtualBoxError("VirtualBox error: {}".format(e))
|
|
|
|
for adapter_id in range(0, len(self._ethernet_adapters)):
|
|
try:
|
|
# VirtualBox starts counting from 0
|
|
adapter = self._session.machine.getNetworkAdapter(adapter_id)
|
|
adapter_type = adapter.adapterType
|
|
|
|
if self._adapter_type == "PCnet-PCI II (Am79C970A)":
|
|
adapter_type = self._vboxmanager.constants.NetworkAdapterType_Am79C970A
|
|
if self._adapter_type == "PCNet-FAST III (Am79C973)":
|
|
adapter_type = self._vboxmanager.constants.NetworkAdapterType_Am79C973
|
|
if self._adapter_type == "Intel PRO/1000 MT Desktop (82540EM)":
|
|
adapter_type = self._vboxmanager.constants.NetworkAdapterType_I82540EM
|
|
if self._adapter_type == "Intel PRO/1000 T Server (82543GC)":
|
|
adapter_type = self._vboxmanager.constants.NetworkAdapterType_I82543GC
|
|
if self._adapter_type == "Intel PRO/1000 MT Server (82545EM)":
|
|
adapter_type = self._vboxmanager.constants.NetworkAdapterType_I82545EM
|
|
if self._adapter_type == "Paravirtualized Network (virtio-net)":
|
|
adapter_type = self._vboxmanager.constants.NetworkAdapterType_Virtio
|
|
if self._adapter_type == "Automatic": # "Auto-guess, based on first NIC"
|
|
adapter_type = first_adapter_type
|
|
|
|
adapter.adapterType = adapter_type
|
|
|
|
except Exception as e:
|
|
raise VirtualBoxError("VirtualBox error: {}".format(e))
|
|
|
|
nio = self._ethernet_adapters[adapter_id].get_nio(0)
|
|
if nio:
|
|
log.debug("setting UDP params on adapter {}".format(adapter_id))
|
|
try:
|
|
adapter.enabled = True
|
|
adapter.cableConnected = True
|
|
adapter.traceEnabled = False
|
|
# Temporary hack around VBox-UDP patch limitation: inability to use DNS
|
|
if nio.rhost == 'localhost':
|
|
rhost = '127.0.0.1'
|
|
else:
|
|
rhost = nio.rhost
|
|
adapter.attachmentType = self._vboxmanager.constants.NetworkAttachmentType_Generic
|
|
adapter.genericDriver = "UDPTunnel"
|
|
adapter.setProperty("sport", str(nio.lport))
|
|
adapter.setProperty("dest", rhost)
|
|
adapter.setProperty("dport", str(nio.rport))
|
|
except Exception as e:
|
|
# usually due to COM Error: "The object is not ready"
|
|
raise VirtualBoxError("VirtualBox error: {}".format(e))
|
|
|
|
if nio.capturing:
|
|
self._enable_capture(adapter, nio.pcap_output_file)
|
|
|
|
else:
|
|
# shutting down unused adapters...
|
|
try:
|
|
adapter.enabled = True
|
|
adapter.attachmentType = self._vboxmanager.constants.NetworkAttachmentType_Null
|
|
adapter.cableConnected = False
|
|
except Exception as e:
|
|
raise VirtualBoxError("VirtualBox error: {}".format(e))
|
|
|
|
#for adapter_id in range(len(self._ethernet_adapters), self._maximum_adapters):
|
|
# log.debug("disabling remaining adapter {}".format(adapter_id))
|
|
# self._disable_adapter(adapter_id)
|
|
|
|
try:
|
|
self._session.machine.saveSettings()
|
|
except Exception as e:
|
|
raise VirtualBoxError("VirtualBox error: {}".format(e))
|
|
|
|
self._unlock_machine()
|
|
|
|
def _disable_adapter(self, adapter_id, disable=True):
|
|
|
|
log.debug("disabling network adapter for {}".format(self._vmname))
|
|
# this command is retried several times, because it fails more often...
|
|
retries = 6
|
|
last_exception = None
|
|
for retry in range(retries):
|
|
if retry == (retries - 1):
|
|
raise VirtualBoxError("Could not disable network adapter after 4 retries: {}".format(last_exception))
|
|
try:
|
|
adapter = self._session.machine.getNetworkAdapter(adapter_id)
|
|
adapter.traceEnabled = False
|
|
adapter.attachmentType = self._vboxmanager.constants.NetworkAttachmentType_Null
|
|
if disable:
|
|
adapter.enabled = False
|
|
break
|
|
except Exception as e:
|
|
# usually due to COM Error: "The object is not ready"
|
|
log.warn("cannot disable network adapter for {}, retrying {}: {}".format(self._vmname, retry + 1, e))
|
|
last_exception = e
|
|
time.sleep(1)
|
|
continue
|
|
|
|
def _enable_capture(self, adapter, output_file):
|
|
|
|
log.debug("enabling capture for {}".format(self._vmname))
|
|
# this command is retried several times, because it fails more often...
|
|
retries = 4
|
|
last_exception = None
|
|
for retry in range(retries):
|
|
if retry == (retries - 1):
|
|
raise VirtualBoxError("Could not enable packet capture after 4 retries: {}".format(last_exception))
|
|
try:
|
|
adapter.traceEnabled = True
|
|
adapter.traceFile = output_file
|
|
break
|
|
except Exception as e:
|
|
log.warn("cannot enable packet capture for {}, retrying {}: {}".format(self._vmname, retry + 1, e))
|
|
last_exception = e
|
|
time.sleep(0.75)
|
|
continue
|
|
|
|
def _create_udp(self, adapter_id, sport, daddr, dport):
|
|
|
|
if self._machine.state >= self._vboxmanager.constants.MachineState_FirstOnline and \
|
|
self._machine.state <= self._vboxmanager.constants.MachineState_LastOnline:
|
|
# the machine is being executed
|
|
retries = 4
|
|
last_exception = None
|
|
for retry in range(retries):
|
|
if retry == (retries - 1):
|
|
raise VirtualBoxError("Could not create an UDP tunnel after 4 retries :{}".format(last_exception))
|
|
try:
|
|
adapter = self._session.machine.getNetworkAdapter(adapter_id)
|
|
adapter.cableConnected = True
|
|
adapter.attachmentType = self._vboxmanager.constants.NetworkAttachmentType_Null
|
|
self._session.machine.saveSettings()
|
|
adapter.attachmentType = self._vboxmanager.constants.NetworkAttachmentType_Generic
|
|
adapter.genericDriver = "UDPTunnel"
|
|
adapter.setProperty("sport", str(sport))
|
|
adapter.setProperty("dest", daddr)
|
|
adapter.setProperty("dport", str(dport))
|
|
self._session.machine.saveSettings()
|
|
break
|
|
except Exception as e:
|
|
# usually due to COM Error: "The object is not ready"
|
|
log.warn("cannot create UDP tunnel for {}: {}".format(self._vmname, e))
|
|
last_exception = e
|
|
time.sleep(0.75)
|
|
continue
|
|
|
|
def _delete_udp(self, adapter_id):
|
|
|
|
if self._machine.state >= self._vboxmanager.constants.MachineState_FirstOnline and \
|
|
self._machine.state <= self._vboxmanager.constants.MachineState_LastOnline:
|
|
# the machine is being executed
|
|
retries = 4
|
|
last_exception = None
|
|
for retry in range(retries):
|
|
if retry == (retries - 1):
|
|
raise VirtualBoxError("Could not delete an UDP tunnel after 4 retries :{}".format(last_exception))
|
|
try:
|
|
adapter = self._session.machine.getNetworkAdapter(adapter_id)
|
|
adapter.attachmentType = self._vboxmanager.constants.NetworkAttachmentType_Null
|
|
adapter.cableConnected = False
|
|
self._session.machine.saveSettings()
|
|
break
|
|
except Exception as e:
|
|
# usually due to COM Error: "The object is not ready"
|
|
log.debug("cannot delete UDP tunnel for {}: {}".format(self._vmname, e))
|
|
last_exception = e
|
|
time.sleep(0.75)
|
|
continue
|
|
|
|
def _get_pipe_name(self):
|
|
|
|
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
|
|
|
|
def _set_console_options(self):
|
|
|
|
log.info("setting console options for {}".format(self.vmname))
|
|
|
|
self._lock_machine()
|
|
pipe_name = self._get_pipe_name()
|
|
|
|
try:
|
|
serial_port = self._session.machine.getSerialPort(0)
|
|
serial_port.enabled = True
|
|
serial_port.path = pipe_name
|
|
serial_port.hostMode = 1
|
|
serial_port.server = True
|
|
self._session.machine.saveSettings()
|
|
except Exception as e:
|
|
raise VirtualBoxError("VirtualBox error: {}".format(e))
|
|
|
|
self._unlock_machine()
|
|
|
|
def _launch_vm_process(self):
|
|
|
|
log.debug("launching VM {}".format(self._vmname))
|
|
# this command is retried several times, because it fails more often...
|
|
retries = 4
|
|
last_exception = None
|
|
for retry in range(retries):
|
|
if retry == (retries - 1):
|
|
raise VirtualBoxError("Could not launch the VM after 4 retries: {}".format(last_exception))
|
|
try:
|
|
if self._headless:
|
|
mode = "headless"
|
|
else:
|
|
mode = "gui"
|
|
log.info("starting {} in {} mode".format(self._vmname, mode))
|
|
progress = self._machine.launchVMProcess(self._session, mode, "")
|
|
break
|
|
except Exception as e:
|
|
# This will usually happen if you try to start the same VM twice,
|
|
# but may happen on loaded hosts too...
|
|
log.warn("cannot launch VM {}, retrying {}: {}".format(self._vmname, retry + 1, e))
|
|
last_exception = e
|
|
time.sleep(0.6)
|
|
continue
|
|
|
|
try:
|
|
progress.waitForCompletion(-1)
|
|
except Exception as e:
|
|
raise VirtualBoxError("VirtualBox error: {}".format(e))
|
|
|
|
return progress
|
|
|
|
def _lock_machine(self):
|
|
|
|
log.debug("locking machine for {}".format(self._vmname))
|
|
# this command is retried several times, because it fails more often...
|
|
retries = 4
|
|
last_exception = None
|
|
for retry in range(retries):
|
|
if retry == (retries - 1):
|
|
raise VirtualBoxError("Could not lock the machine after 4 retries: {}".format(last_exception))
|
|
try:
|
|
self._machine.lockMachine(self._session, 1)
|
|
break
|
|
except Exception as e:
|
|
log.warn("cannot lock the machine for {}, retrying {}: {}".format(self._vmname, retry + 1, e))
|
|
last_exception = e
|
|
time.sleep(1)
|
|
continue
|
|
|
|
def _unlock_machine(self):
|
|
|
|
log.debug("unlocking machine for {}".format(self._vmname))
|
|
# this command is retried several times, because it fails more often...
|
|
retries = 4
|
|
last_exception = None
|
|
for retry in range(retries):
|
|
if retry == (retries - 1):
|
|
raise VirtualBoxError("Could not unlock the machine after 4 retries: {}".format(last_exception))
|
|
try:
|
|
self._session.unlockMachine()
|
|
break
|
|
except Exception as e:
|
|
log.warn("cannot unlock the machine for {}, retrying {}: {}".format(self._vmname, retry + 1, e))
|
|
time.sleep(1)
|
|
last_exception = e
|
|
continue
|