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# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright (c) 2011 Citrix Systems, Inc.
# Copyright 2011 OpenStack LLC.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""VMRC console drivers."""
import base64
from oslo.config import cfg
from nova import exception
from nova.openstack.common import jsonutils
from nova.virt.vmwareapi import vim_util
vmrc_opts = [
cfg.IntOpt('console_vmrc_port',
default=443,
help="port for VMware VMRC connections"),
cfg.IntOpt('console_vmrc_error_retries',
default=10,
help="number of retries for retrieving VMRC information"),
]
CONF = cfg.CONF
CONF.register_opts(vmrc_opts)
class VMRCConsole(object):
"""VMRC console driver with ESX credentials."""
def __init__(self):
super(VMRCConsole, self).__init__()
@property
def console_type(self):
return 'vmrc+credentials'
def get_port(self, context):
"""Get available port for consoles."""
return CONF.console_vmrc_port
def setup_console(self, context, console):
"""Sets up console."""
pass
def teardown_console(self, context, console):
"""Tears down console."""
pass
def init_host(self):
"""Perform console initialization."""
pass
def fix_pool_password(self, password):
"""Encode password."""
# TODO(sateesh): Encrypt pool password
return password
def generate_password(self, vim_session, pool, instance_name):
"""Returns VMRC Connection credentials.
Return string is of the form '<VM PATH>:<ESX Username>@<ESX Password>'.
"""
username, password = pool['username'], pool['password']
vms = vim_session._call_method(vim_util, 'get_objects',
'VirtualMachine', ['name', 'config.files.vmPathName'])
vm_ds_path_name = None
vm_ref = None
for vm in vms:
vm_name = None
ds_path_name = None
for prop in vm.propSet:
if prop.name == 'name':
vm_name = prop.val
elif prop.name == 'config.files.vmPathName':
ds_path_name = prop.val
if vm_name == instance_name:
vm_ref = vm.obj
vm_ds_path_name = ds_path_name
break
if vm_ref is None:
raise exception.InstanceNotFound(instance_id=instance_name)
json_data = jsonutils.dumps({'vm_id': vm_ds_path_name,
'username': username,
'password': password})
return base64.b64encode(json_data)
def is_otp(self):
"""Is one time password or not."""
return False
class VMRCSessionConsole(VMRCConsole):
"""VMRC console driver with VMRC One Time Sessions."""
def __init__(self):
super(VMRCSessionConsole, self).__init__()
@property
def console_type(self):
return 'vmrc+session'
def generate_password(self, vim_session, pool, instance_name):
"""Returns a VMRC Session.
Return string is of the form '<VM MOID>:<VMRC Ticket>'.
"""
vms = vim_session._call_method(vim_util, 'get_objects',
'VirtualMachine', ['name'])
vm_ref = None
for vm in vms:
if vm.propSet[0].val == instance_name:
vm_ref = vm.obj
if vm_ref is None:
raise exception.InstanceNotFound(instance_id=instance_name)
virtual_machine_ticket = vim_session._call_method(
vim_session._get_vim(),
'AcquireCloneTicket',
vim_session._get_vim().get_service_content().sessionManager)
json_data = jsonutils.dumps({'vm_id': str(vm_ref.value),
'username': virtual_machine_ticket,
'password': virtual_machine_ticket})
return base64.b64encode(json_data)
def is_otp(self):
"""Is one time password or not."""
return True
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