Python context.get_admin_context函数代码示例

 def test_public_network_association(self):
     """Makes sure that we can allocaate a public ip"""
     # TODO(vish): better way of adding floating ips
     self.context._project = self.projects[0]
     self.context.project_id = self.projects[0].id
     pubnet = IPy.IP(flags.FLAGS.floating_range)
     address = str(pubnet[0])
     try:
         db.floating_ip_get_by_address(context.get_admin_context(), address)
     except exception.NotFound:
         db.floating_ip_create(context.get_admin_context(),
                               {'address': address,
                                'host': FLAGS.host})
     float_addr = self.network.allocate_floating_ip(self.context,
                                                    self.projects[0].id)
     fix_addr = self._create_address(0)
     lease_ip(fix_addr)
     self.assertEqual(float_addr, str(pubnet[0]))
     self.network.associate_floating_ip(self.context, float_addr, fix_addr)
     address = db.instance_get_floating_address(context.get_admin_context(),
                                                self.instance_id)
     self.assertEqual(address, float_addr)
     self.network.disassociate_floating_ip(self.context, float_addr)
     address = db.instance_get_floating_address(context.get_admin_context(),
                                                self.instance_id)
     self.assertEqual(address, None)
     self.network.deallocate_floating_ip(self.context, float_addr)
     self.network.deallocate_fixed_ip(self.context, fix_addr)
     release_ip(fix_addr)
     db.floating_ip_destroy(context.get_admin_context(), float_addr)

 def _set_machine_id(self, client_factory, instance):
     """
     Set the machine id of the VM for guest tools to pick up and change
     the IP.
     """
     vm_ref = self._get_vm_ref_from_the_name(instance.name)
     if vm_ref is None:
         raise exception.InstanceNotFound(instance_id=instance.id)
     network = db.network_get_by_instance(context.get_admin_context(),
                                         instance['id'])
     mac_addr = instance.mac_address
     net_mask = network["netmask"]
     gateway = network["gateway"]
     ip_addr = db.instance_get_fixed_address(context.get_admin_context(),
                                         instance['id'])
     machine_id_chanfge_spec = \
         vm_util.get_machine_id_change_spec(client_factory, mac_addr,
                                     ip_addr, net_mask, gateway)
     LOG.debug(_("Reconfiguring VM instance %(name)s to set the machine id "
               "with ip - %(ip_addr)s") %
               ({'name': instance.name,
                'ip_addr': ip_addr}))
     reconfig_task = self._session._call_method(self._session._get_vim(),
                        "ReconfigVM_Task", vm_ref,
                        spec=machine_id_chanfge_spec)
     self._session._wait_for_task(instance.id, reconfig_task)
     LOG.debug(_("Reconfigured VM instance %(name)s to set the machine id "
               "with ip - %(ip_addr)s") %
               ({'name': instance.name,
                'ip_addr': ip_addr}))

def list_vms(host=None):
    """
      make a list of vms and expand out their fixed_ip and floating ips sensibly
    """
    flags.parse_args([])
    my_instances  = []
    if host is None:
        instances = db.instance_get_all(context.get_admin_context())
    else:
        instances = db.instance_get_all_by_host(
                      context.get_admin_context(), host)

    for instance in instances:
        my_inst = {}
        my_inst = dict(instance).copy()
        for (k,v) in my_inst.items():
            try:
                json.encoder(v)
            except TypeError, e:
                v = str(v)
                my_inst[k] = v

        ec2_id = db.get_ec2_instance_id_by_uuid(context.get_admin_context(), instance.uuid)
        ec2_id = 'i-' + hex(int(ec2_id)).replace('0x', '').zfill(8)
        my_inst['ec2_id'] = ec2_id
        try:
                fixed_ips = db.fixed_ip_get_by_instance(context.get_admin_context(), instance.uuid)
        except:
                pass
        my_inst['fixed_ips'] = [ ip.address for ip in fixed_ips ]
        my_inst['floating_ips'] = []
        for ip in fixed_ips:
            my_inst['floating_ips'].extend([ f_ip.address for f_ip in db.floating_ip_get_by_fixed_address(context.get_admin_context(), ip.address)])

        my_instances.append(my_inst)

def set_instance_error_state_and_notify(instance):
    """
    Set an instance to ERROR state and send out a notification
    """
    # set instance to error state. Instance
    # could be a dictionary when this method is called during
    # virtual machine delete process.
    instance['vm_state'] = vm_states.ERROR
    conductor.API().instance_update(
        context.get_admin_context(), instance['uuid'],
        vm_state=vm_states.ERROR,
        task_state=None)
    instance_name = instance['name']
    host_name = instance['host']
    LOG.warn(_('Unable to find virtual machine %(inst_name)s '
               'on host %(host)s. Set state to ERROR')
             % {'inst_name': instance_name,
                'host': host_name})
    # Send event notification
    note = {'event_type': 'compute.instance.log',
            'msg': _('Unable to find virtual machine {instance_name} on '
                     'host {host_name}. An operation might have been '
                     'performed on the virtual machine outside of PowerVC or'
                     ' the deploy of the virtual machine failed.'
                     'The virtual machine is now set to Error state in the '
                     'database.'),
            'instance_name': instance_name,
            'host_name': host_name}
    notifier = rpc.get_notifier(service='compute', host=host_name)
    notifier.warn(context.get_admin_context(), 'compute.instance.log',
                  note)

    def test_too_many_addresses(self):
        """Test for a NoMoreAddresses exception when all fixed ips are used.
        """
        admin_context = context.get_admin_context()
        network = db.project_get_network(admin_context, self.projects[0].id)
        num_available_ips = db.network_count_available_ips(admin_context,
                                                           network['id'])
        addresses = []
        instance_ids = []
        for i in range(num_available_ips):
            instance_ref = self._create_instance(0)
            instance_ids.append(instance_ref['id'])
            address = self._create_address(0, instance_ref['id'])
            addresses.append(address)
            lease_ip(address)

        ip_count = db.network_count_available_ips(context.get_admin_context(),
                                                  network['id'])
        self.assertEqual(ip_count, 0)
        self.assertRaises(db.NoMoreAddresses,
                          self.network.allocate_fixed_ip,
                          self.context,
                          'foo')

        for i in range(num_available_ips):
            self.network.deallocate_fixed_ip(self.context, addresses[i])
            release_ip(addresses[i])
            db.instance_destroy(context.get_admin_context(), instance_ids[i])
        ip_count = db.network_count_available_ips(context.get_admin_context(),
                                                  network['id'])
        self.assertEqual(ip_count, num_available_ips)

 def add_role(self, uid, role, project_id=None):
     """Add role for user (or user and project)"""
     if not project_id:
         db.user_add_role(context.get_admin_context(), uid, role)
         return
     db.user_add_project_role(context.get_admin_context(),
                              uid, project_id, role)

    def _initCache(self):

        # Read from DB all the vmHost objects and populate
        # the cache for each IP if cache is empty

        LOG.info(_('Entering into initCache'))
        computes = db.compute_node_get_all(get_admin_context())
        for compute in computes:
            compute_id = str(compute['id'])
            service = compute['service']
            self._add_compute_to_inventory(compute[
                                           'hypervisor_type'],
                                           compute_id, service['host'])

        vmhosts = api.vm_host_get_all(get_admin_context())
        vms = api.vm_get_all(get_admin_context())
        storageVolumes = api.storage_volume_get_all(get_admin_context())
        subNets = api.subnet_get_all(get_admin_context())
        self._updateInventory(vmhosts)
        self._updateInventory(vms)
        self._updateInventory(storageVolumes)
        self._updateInventory(subNets)

        LOG.info(_('Hosts obtained from db: %s') % str(len(vmhosts)))
        LOG.info(_('Vms obtained from db: %s') % str(len(vms)))
        LOG.info(_('Storage volumes obtained from db: %s') %
                 str(len(storageVolumes)))
        LOG.info(_('Subnets obtained from db: %s') % str(len(subNets)))

        LOG.info(_('Completed the initCache method'))

 def setUp(self):
     super(CloudpipeTest, self).setUp()
     self.flags(allow_admin_api=True)
     self.app = fakes.wsgi_app()
     inner_app = v2.APIRouter()
     adm_ctxt = context.get_admin_context()
     self.app = auth.InjectContext(adm_ctxt, inner_app)
     route = inner_app.map.match('/1234/os-cloudpipe')
     self.controller = route['controller'].controller
     fakes.stub_out_networking(self.stubs)
     fakes.stub_out_rate_limiting(self.stubs)
     self.stubs.Set(db, "instance_get_all_by_project",
                    db_instance_get_all_by_project)
     self.stubs.Set(db, "security_group_exists",
                    db_security_group_exists)
     self.stubs.SmartSet(self.controller.cloudpipe, "launch_vpn_instance",
                         pipelib_launch_vpn_instance)
     #self.stubs.SmartSet(self.controller.auth_manager, "get_project",
     #                    auth_manager_get_project)
     #self.stubs.SmartSet(self.controller.auth_manager, "get_projects",
     #                    auth_manager_get_projects)
     # NOTE(todd): The above code (just setting the stub, not invoking it)
     # causes failures in AuthManagerLdapTestCase.  So use a fake object.
     self.controller.auth_manager = FakeAuthManager()
     self.stubs.Set(utils, 'vpn_ping', utils_vpn_ping)
     self.context = context.get_admin_context()
     global EMPTY_INSTANCE_LIST
     EMPTY_INSTANCE_LIST = True

 def test_timestamp_columns(self):
     """
         Test the time stamp columns createEpoch,
         modifiedEpoch and deletedEpoch
     """
     portGrp = PortGroup()
     portGrp.set_id('portGrp-01')
     # Check for createEpoch
     epoch_before = utils.get_current_epoch_ms()
     api.port_group_save(get_admin_context(), portGrp)
     epoch_after = utils.get_current_epoch_ms()
     portGrp_queried = api.port_group_get_by_ids(
         get_admin_context(), [portGrp.get_id()])[0]
     self.assert_(test_utils.is_timestamp_between(
         epoch_before, epoch_after, portGrp_queried.get_createEpoch()))
     # Check for lastModifiedEpoch
     portGrp_modified = portGrp_queried
     test_utils.unset_timestamp_fields(portGrp_modified)
     portGrp_modified.set_name('changed_name')
     epoch_before = utils.get_current_epoch_ms()
     api.port_group_save(get_admin_context(), portGrp_modified)
     epoch_after = utils.get_current_epoch_ms()
     portGrp_queried = api.port_group_get_by_ids(
         get_admin_context(), [portGrp.get_id()])[0]
     self.assert_(portGrp_modified.get_createEpoch(
     ) == portGrp_queried.get_createEpoch())
     self.assert_(test_utils.is_timestamp_between(
         epoch_before,
         epoch_after,
         portGrp_queried.get_lastModifiedEpoch()))

 def remove_role(self, uid, role, project_id=None):
     """Remove role for user (or user and project)"""
     if not project_id:
         db.user_remove_role(context.get_admin_context(), uid, role)
         return
     db.user_remove_project_role(context.get_admin_context(),
                                 uid, project_id, role)

    def test_vm_save(self):
        '''
        Insert a vm object into db and check
        whether we are getting proper values after retrieval
        '''
        vm = Vm()
        vm.id = 'VM1-id'
        vm.name = 'VM1-Name'
        vmScsiController = VmScsiController()
        vmScsiController.set_id('VM_CTRL_1')
        vmScsiController.set_id('some_type')
        vm.add_vmScsiControllers(vmScsiController)
        healthnmon_db_api.vm_save(get_admin_context(), vm)

        vms = healthnmon_db_api.vm_get_by_ids(get_admin_context(), [vm.id])
        self.assertTrue(vms is not None)
        self.assertTrue(len(vms) == 1)
        self.assertEqual(vms[0].get_id(), 'VM1-id', "VM id is not same")
        self.assertEqual(vms[0].get_name(), 'VM1-Name', "VM name is not same")
        self.assert_(len(vms[0].get_vmScsiControllers(
        )) == 1, "vmScsiController len mismatch")
        self.assert_(vms[0].get_vmScsiControllers()[0].get_id(
        ) == vmScsiController.get_id(), "vmScsiController id mismatch")
        self.assert_(vms[0].get_vmScsiControllers()[0].get_type() ==
                     vmScsiController.get_type(),
                     "vmScsiController type mismatch")

    def test_vm_netadpater_save(self):
        vm = Vm()
        vm.id = 'VM1'
        vmNetAdapter = VmNetAdapter()
        vmNetAdapter.set_id('netAdapter-01')
        vmNetAdapter.set_name('netAdapter-01')
        vmNetAdapter.set_addressType('assigned')
        vmNetAdapter.set_adapterType('E1000')
        vmNetAdapter.set_switchType('vSwitch')
        vmNetAdapter.set_macAddress('00:50:56:81:1c:d0')
        vmNetAdapter.add_ipAddresses('1.1.1.1')
        vmNetAdapter.set_networkName('br100')
        vmNetAdapter.set_vlanId(0)

        vm.add_vmNetAdapters(vmNetAdapter)
        healthnmon_db_api.vm_save(get_admin_context(), vm)
        virual_machines = \
            healthnmon_db_api.vm_get_by_ids(get_admin_context(), ['VM1'
                                                                  ])
        vm_from_db = virual_machines[0]
        netAdapters = vm_from_db.get_vmNetAdapters()
        netAdapter = netAdapters[0]
        self.assertTrue(vmNetAdapter.get_id() == netAdapter.get_id())
        healthnmon_db_api.vm_delete_by_ids(get_admin_context(), [vm.id])

        vms = healthnmon_db_api.vm_get_by_ids(get_admin_context(),
                                              [vm.id])
        self.assertTrue(vms is None or len(vms) == 0, 'VM not deleted')

 def test_vm_host_get_all_for_vm(self):
     host_id = 'VH1'
     vmhost = VmHost()
     vmhost.id = host_id
     healthnmon_db_api.vm_host_save(get_admin_context(), vmhost)
     vm = Vm()
     vm.id = 'VM11'
     vm.set_vmHostId(host_id)
     healthnmon_db_api.vm_save(get_admin_context(), vm)
     vmhosts = \
         healthnmon_db_api.vm_host_get_all(get_admin_context())
     self.assertFalse(vmhosts is None,
                      'Host get by id returned a none list')
     self.assertTrue(len(vmhosts) > 0,
                     'Host get by id returned invalid number of list'
                     )
     self.assertTrue(vmhosts[0].id == host_id)
     vmids = vmhosts[0].get_virtualMachineIds()
     self.assert_(vmids is not None)
     self.assert_(len(vmids) == 1)
     self.assert_(vm.id in vmids)
     healthnmon_db_api.vm_delete_by_ids(get_admin_context(), [vm.id])
     vmhosts = \
         healthnmon_db_api.vm_host_get_all(get_admin_context())
     self.assertTrue(vmhosts[0].id == host_id)
     vmids = vmhosts[0].get_virtualMachineIds()
     self.assert_((vmids is None) or (len(vmids) == 0))

    def test_vm_host_get_all_for_sv(self):
        host_id = 'VH1'
        vmhost = VmHost()
        vmhost.id = host_id
        healthnmon_db_api.vm_host_save(get_admin_context(), vmhost)
        mntPnt = HostMountPoint()
        mntPnt.set_vmHostId(host_id)
        mntPnt.set_path('/path')
        volume = StorageVolume()
        volume.set_id('SV11')
        volume.add_mountPoints(mntPnt)
        healthnmon_db_api.storage_volume_save(get_admin_context(),
                                              volume)

        vmhosts = \
            healthnmon_db_api.vm_host_get_all(get_admin_context())
        self.assertFalse(vmhosts is None,
                         'Host get by id returned a none list')
        self.assertTrue(len(vmhosts) > 0,
                        'Host get by id returned invalid number of list'
                        )
        self.assertTrue(vmhosts[0].id == host_id)
        svlist = vmhosts[0].get_storageVolumeIds()
        self.assert_(svlist is not None)
        self.assert_(len(svlist) == 1)
        self.assert_(volume.get_id() in svlist)

        healthnmon_db_api.storage_volume_delete_by_ids(
            get_admin_context(), [volume.get_id()])
        vmhosts = \
            healthnmon_db_api.vm_host_get_all(get_admin_context())
        self.assertTrue(vmhosts[0].id == host_id)
        svids = vmhosts[0].get_storageVolumeIds()
        self.assert_((svids is None) or (len(svids) == 0))

 def init_host(self):
     # Initialize general L3 networking
     self.l3driver.initialize()
     super(QuantumManager, self).init_host()
     # Initialize floating ip support (only works for nova ipam currently)
     if FLAGS.quantum_ipam_lib == 'nova.network.quantum.nova_ipam_lib':
         LOG.debug("Initializing FloatingIP support")
         self.init_host_floating_ips()
     # Set up all the forwarding rules for any network that has a
     # gateway set.
     networks = self.get_all_networks(context.get_admin_context())
     cidrs = []
     for net in networks:
         # Don't update host information for network that does not
         # belong to you
         if net['host'] != self.host:
             continue
         if net['gateway']:
             LOG.debug("Initializing NAT: %s (cidr: %s, gw: %s)" % (
                 net['label'], net['cidr'], net['gateway']))
             cidrs.append(net['cidr'])
         self._update_network_host(context.get_admin_context(),
                                   net['uuid'])
     # .. and for each network
     for c in cidrs:
         self.l3driver.initialize_network(c)