コード例 #1
0
ファイル: test_faucet.py プロジェクト: sibidass/poseidon
def test_FaucetProxy():
    """
    Tests Faucet
    """
    # with a host
    proxy = FaucetProxy(host='foo')
    proxy.get_switches()
    proxy.get_ports()
    proxy.get_vlans()
    proxy.get_span_fabric()
    proxy.get_byip('10.0.0.9')
    proxy.get_bymac('00:00:00:00:12:00')
    proxy.shutdown_ip('10.0.0.9')
    proxy.shutdown_endpoint()
    proxy.get_highest()
    proxy.get_seq_by_ip()
    proxy.mirror_mac('00:00:00:00:00:00')
    proxy.mirror_mac('00:00:00:00:00:01')
    proxy.unmirror_mac('00:00:00:00:00:00')

    # without a host
    proxy = FaucetProxy()
    proxy.get_switches()
    proxy.get_ports()
    proxy.get_vlans()
    proxy.get_span_fabric()
    proxy.get_byip('10.0.0.9')
    proxy.get_bymac('00:00:00:00:12:00')
    proxy.shutdown_ip('10.0.0.9')
    proxy.shutdown_endpoint()
    proxy.get_highest()
    proxy.get_seq_by_ip()
    proxy.mirror_mac('00:00:00:00:00:00')
    proxy.mirror_mac('00:00:00:00:00:01')
    proxy.unmirror_mac('00:00:00:00:00:00')

    # without a host and messages
    proxy = FaucetProxy()
    proxy.get_switches()
    proxy.get_ports()
    proxy.get_vlans()
    proxy.get_span_fabric()
    proxy.get_byip('10.0.0.9')
    proxy.get_bymac('00:00:00:00:12:00')
    proxy.shutdown_ip('10.0.0.9')
    proxy.shutdown_endpoint()
    proxy.get_highest()
    proxy.get_seq_by_ip()
    proxy.mirror_mac('00:00:00:00:00:00',
                     messages=[{
                         'dp_name': 'switch',
                         'L2_LEARN': {
                             'l3_src_ip': '10.0.0.1',
                             'eth_src': '00:00:00:00:00:00',
                             'port_no': 1,
                             'vid': '100'
                         }
                     }, {
                         'version': 1,
                         'time': 1525205350.0357792,
                         'dp_id': 1,
                         'dp_name': 'switch-1',
                         'event_id': 5,
                         'PORT_CHANGE': {
                             'port_no': 1,
                             'reason': 'MODIFY',
                             'status': False
                         }
                     }, {}])
    proxy.mirror_mac('00:00:00:00:00:01')
    proxy.unmirror_mac('00:00:00:00:00:00',
                       messages=[{
                           'dp_name': 'switch',
                           'L2_LEARN': {
                               'l3_src_ip': '10.0.0.1',
                               'eth_src': '00:00:00:00:00:00',
                               'port_no': 1,
                               'vid': '100'
                           }
                       }, {
                           'version': 1,
                           'time': 1525205350.0357792,
                           'dp_id': 1,
                           'dp_name': 'switch-1',
                           'event_id': 5,
                           'PORT_CHANGE': {
                               'port_no': 1,
                               'reason': 'MODIFY',
                               'status': False
                           }
                       }, {}])
コード例 #2
0
class Update_Switch_State(Monitor_Helper_Base):
    ''' handle periodic process, determine if switch state updated '''
    def __init__(self):
        super(Update_Switch_State, self).__init__()
        self.logger = Logger.logger
        self.poseidon_logger = Logger.poseidon_logger
        self.mod_name = self.__class__.__name__
        self.retval = {}
        self.times = 0
        self.owner = None

        # settings for all controllers
        self.controller = {}
        self.controller['URI'] = None
        self.controller['USER'] = None
        self.controller['PASS'] = None
        self.controller['TYPE'] = None
        self.controller['SPAN_FABRIC_NAME'] = 'vent'
        self.controller['INTERFACE_GROUP'] = 'ig1'

        # settings for FAUCET
        self.controller['CONFIG_FILE'] = None
        self.controller['LOG_FILE'] = None
        self.controller['MIRROR_PORTS'] = None
        self.controller['RABBIT_ENABLED'] = False
        self.controller['LEARN_PUBLIC_ADDRESSES'] = False

        # set defaults
        self.reinvestigation_frequency = 900
        self.max_concurrent_reinvestigations = 2

        self.sdnc = None
        self.first_time = True
        self.endpoints = Endpoint_Wrapper()
        self.m_queue = Queue.Queue()

    def return_endpoint_state(self):
        ''' give access to the endpoint_states '''
        return self.endpoints

    def first_run(self):
        ''' do some pre-run setup/configuration '''
        if self.configured:
            self.controller['TYPE'] = str(
                self.mod_configuration['controller_type'])
            if self.controller['TYPE'] == 'bcf':
                self.controller['URI'] = str(
                    self.mod_configuration['controller_uri'])
                self.controller['USER'] = str(
                    self.mod_configuration['controller_user'])
                self.controller['PASS'] = str(
                    self.mod_configuration['controller_pass'])

                if 'controller_span_fabric_name' in self.mod_configuration:
                    self.controller['SPAN_FABRIC_NAME'] = str(
                        self.mod_configuration['controller_span_fabric_name'])

                if 'controller_interface_group' in self.mod_configuration:
                    self.controller['INTERFACE_GROUP'] = str(
                        self.mod_configuration['controller_interface_group'])

                myauth = {}
                myauth['password'] = self.controller['PASS']
                myauth['user'] = self.controller['USER']
                try:
                    self.sdnc = BcfProxy(
                        self.controller['URI'],
                        auth=myauth,
                        span_fabric_name=self.controller['SPAN_FABRIC_NAME'],
                        interface_group=self.controller['INTERFACE_GROUP'])
                except BaseException as e:  # pragma: no cover
                    self.logger.error(
                        'BcfProxy could not connect to {0} because {1}'.format(
                            self.controller['URI'], e))
            elif self.controller['TYPE'] == 'faucet':
                try:
                    if 'learn_public_addresses' in self.mod_configuration:
                        if self.mod_configuration[
                                'learn_public_addresses'] == 'Yes':
                            self.controller['LEARN_PUBLIC_ADDRESSES'] = True
                        else:
                            self.controller['LEARN_PUBLIC_ADDRESSES'] = False
                    if 'controller_uri' in self.mod_configuration:
                        self.controller['URI'] = str(
                            self.mod_configuration['controller_uri'])
                    if 'controller_user' in self.mod_configuration:
                        self.controller['USER'] = str(
                            self.mod_configuration['controller_user'])
                    if 'controller_pass' in self.mod_configuration:
                        self.controller['PASS'] = str(
                            self.mod_configuration['controller_pass'])
                    if 'controller_config_file' in self.mod_configuration:
                        self.controller['CONFIG_FILE'] = str(
                            self.mod_configuration['controller_config_file'])
                    if 'controller_log_file' in self.mod_configuration:
                        self.controller['LOG_FILE'] = str(
                            self.mod_configuration['controller_log_file'])
                    if 'controller_mirror_ports' in self.mod_configuration:
                        self.controller['MIRROR_PORTS'] = ast.literal_eval(
                            self.mod_configuration['controller_mirror_ports'])
                    if 'rabbit_enabled' in self.mod_configuration:
                        self.controller['RABBIT_ENABLED'] = ast.literal_eval(
                            self.mod_configuration['rabbit_enabled'])
                    self.sdnc = FaucetProxy(
                        host=self.controller['URI'],
                        user=self.controller['USER'],
                        pw=self.controller['PASS'],
                        config_file=self.controller['CONFIG_FILE'],
                        log_file=self.controller['LOG_FILE'],
                        mirror_ports=self.controller['MIRROR_PORTS'],
                        rabbit_enabled=self.controller['RABBIT_ENABLED'],
                        learn_pub_adds=self.
                        controller['LEARN_PUBLIC_ADDRESSES'],
                        reinvestigation_frequency=self.
                        reinvestigation_frequency,
                        max_concurrent_reinvestigations=self.
                        max_concurrent_reinvestigations)
                except BaseException as e:  # pragma: no cover
                    self.logger.error(
                        'FaucetProxy could not connect to {0} because {1}'.
                        format(self.controller['URI'], e))
            else:
                self.logger.error('Unknown SDN controller type {0}'.format(
                    self.controller['TYPE']))

    def shutdown_endpoint(self, my_hash):
        ''' tell the controller to shutdown an endpoint by hash '''
        if my_hash in self.endpoints.state:
            my_ip = self.endpoints.get_endpoint_ip(my_hash)
            next_state = self.endpoints.get_endpoint_next(my_hash)
            self.sdnc.shutdown_ip(my_ip)
            self.endpoints.change_endpoint_state(my_hash)
            self.poseidon_logger.debug('endpoint:{0}:{1}:{2}'.format(
                my_hash, my_ip, next_state))
            return True
        return False

    def mirror_endpoint(self, my_hash, messages=None):
        ''' tell the controller to begin mirroring traffic '''
        if my_hash in self.endpoints.state:
            my_mac = self.endpoints.get_endpoint_mac(my_hash)
            my_ip = self.endpoints.get_endpoint_ip(my_hash)
            next_state = self.endpoints.get_endpoint_next(my_hash)
            self.sdnc.mirror_mac(my_mac, messages=messages)
            self.endpoints.change_endpoint_state(my_hash)
            self.poseidon_logger.debug('endpoint:{0}:{1}:{2}:{3}'.format(
                my_hash, my_mac, my_ip, next_state))
            return True
        return False

    def unmirror_endpoint(self, my_hash, messages=None):
        ''' tell the controller to unmirror traffic '''
        if my_hash in self.endpoints.state:
            my_mac = self.endpoints.get_endpoint_mac(my_hash)
            my_ip = self.endpoints.get_endpoint_ip(my_hash)
            next_state = self.endpoints.get_endpoint_next(my_hash)
            self.sdnc.unmirror_mac(my_mac, messages=messages)
            self.poseidon_logger.debug('endpoint:{0}:{1}:{2}:{3}'.format(
                my_hash, my_mac, my_ip, next_state))
            return True
        return False

    def find_new_machines(self, machines):
        '''parse switch structure to find new machines added to network
        since last call'''
        changed = False
        if self.first_time:
            self.first_time = False
            # TODO db call to see if really need to run things
            for machine in machines:
                end_point = EndPoint(machine, state='KNOWN')
                self.poseidon_logger.info(
                    'adding address to known systems {0}'.format(machine))
                self.endpoints.set(end_point)
            changed = True
        else:
            machine_hashes = []
            for machine in machines:
                end_point = EndPoint(machine, state='UNKNOWN')
                h = end_point.make_hash()
                ep = None
                if h in self.endpoints.state:
                    ep = self.endpoints.state[h]
                if end_point.endpoint_data['active'] == 1:
                    machine_hashes.append(h)

                    if h not in self.endpoints.state:
                        self.poseidon_logger.info(
                            'Detected new device: {0}:{1}'.format(h, machine))
                        self.endpoints.set(end_point)
                        changed = True
                elif ep is not None and end_point.endpoint_data[
                        'active'] != ep.endpoint_data['active']:
                    self.poseidon_logger.info('Device changed: {0}:{1}'.format(
                        h, machine))
                    self.endpoints.set(end_point)
                    changed = True
        if changed:
            self.endpoints.print_endpoint_state()

    def update_endpoint_state(self, messages=None):
        '''Handles Get requests'''
        self.retval['service'] = self.owner.mod_name + ':' + self.mod_name
        self.retval['times'] = self.times
        self.retval['machines'] = None
        self.retval['resp'] = 'bad'

        current = None
        parsed = None
        machines = {}

        try:
            current = self.sdnc.get_endpoints(messages=messages)
            parsed = self.sdnc.format_endpoints(current)
            machines = parsed
        except BaseException as e:  # pragma: no cover
            self.logger.error(
                'Could not establish connection to {0} because {1}.'.format(
                    self.controller['URI'], e))
            self.retval[
                'controller'] = 'Could not establish connection to {0}.'.format(
                    self.controller['URI'])

        self.poseidon_logger.debug('MACHINES:{0}'.format(machines))
        self.find_new_machines(machines)

        self.retval['machines'] = parsed
        self.retval['resp'] = 'ok'

        self.times = self.times + 1

        return json.dumps(self.retval)