Python misc.test_procedure函数代码示例

def test_hook_v4_subnet_cmds_del_global_options():
    misc.test_setup()
    srv_control.config_srv_subnet('192.168.51.0/24', '192.168.51.1-192.168.51.1')
    srv_control.config_srv_opt('domain-name-servers', '199.199.199.1,100.100.100.1')
    srv_control.open_control_channel('unix', '$(SOFTWARE_INSTALL_DIR)/var/kea/control_socket')
    srv_control.add_hooks('$(SOFTWARE_INSTALL_DIR)/lib/kea/hooks/libdhcp_subnet_cmds.so')
    srv_control.build_and_send_config_files('SSH', 'config-file')

    srv_control.start_srv('DHCP', 'started')

    misc.test_procedure()
    srv_msg.client_requests_option('1')
    srv_msg.client_requests_option('6')
    srv_msg.client_sets_value('Client', 'chaddr', 'ff:01:02:03:ff:04')
    srv_msg.client_send_msg('DISCOVER')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'OFFER')
    srv_msg.response_check_include_option('Response', None, '1')
    srv_msg.response_check_content('Response', None, 'yiaddr', '192.168.51.1')
    srv_msg.response_check_option_content('Response', '1', None, 'value', '255.255.255.0')

    srv_msg.send_through_socket_server_site('$(SOFTWARE_INSTALL_DIR)/var/kea/control_socket',
                                            '{"command": "subnet4-del","arguments":{"id":1}}')

    misc.test_procedure()
    srv_msg.client_requests_option('1')
    srv_msg.client_sets_value('Client', 'chaddr', 'ff:01:02:03:ff:04')
    srv_msg.client_send_msg('DISCOVER')

    misc.pass_criteria()
    srv_msg.send_dont_wait_for_message()

def test_v6_IPXE_2():
    misc.test_setup()
    srv_control.config_srv_subnet('2001:db8::/64', '$(EMPTY)')
    srv_control.create_new_class('a-ipxe')
    srv_control.add_test_to_class('1', 'test', 'option[61].hex == 0x0007')
    srv_control.add_option_to_defined_class('1', 'bootfile-url', 'http://[2001:db8::1]/ipxe.efi')
    # Server is configured with client-classification option in subnet 0 with name a-ipxe.
    srv_control.build_and_send_config_files('SSH', 'config-file')
    srv_control.start_srv('DHCP', 'started')

    misc.test_procedure()
    srv_msg.client_sets_value('Client', 'archtypes', '7')
    srv_msg.client_does_include('Client', None, 'client-arch-type')
    srv_msg.client_does_include('Client', None, 'client-id')
    srv_msg.client_does_include('Client', None, 'IA-NA')
    srv_msg.client_requests_option('59')
    srv_msg.client_send_msg('SOLICIT')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'ADVERTISE')
    srv_msg.response_check_include_option('Response', None, '59')
    srv_msg.response_check_option_content('Response',
                                          '59',
                                          None,
                                          'optdata',
                                          'http://[2001:db8::1]/ipxe.efi')
    srv_msg.response_check_include_option('Response', None, '3')
    srv_msg.response_check_option_content('Response', '3', None, 'sub-option', '13')
    srv_msg.response_check_suboption_content('Response', '13', '3', None, 'statuscode', '2')

def test_v6_client_classification_onesubnet_request_success():

    misc.test_setup()
    srv_control.config_srv_subnet('3000::/64', '3000::1-3000::1')
    # Server is configured with client-classification option in subnet 0 with name VENDOR_CLASS_firstclass.
    srv_control.build_and_send_config_files('SSH', 'config-file')
    srv_control.start_srv('DHCP', 'started')

    misc.test_procedure()
    # Client sets vendor_class_data value to firstclass.
    # Client does include vendor-class.
    srv_msg.client_does_include('Client', None, 'client-id')
    srv_msg.client_does_include('Client', None, 'IA-NA')
    srv_msg.client_send_msg('SOLICIT')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'ADVERTISE')
    srv_msg.response_check_include_option('Response', None, '3')
    srv_msg.response_check_option_content('Response', '3', None, 'sub-option', '5')
    srv_msg.response_check_suboption_content('Response', '5', '3', None, 'addr', '3000::1')

    misc.test_procedure()
    srv_msg.client_sets_value('Client', 'vendor_class_data', 'firstclass')
    srv_msg.client_does_include('Client', None, 'vendor-class')
    srv_msg.client_copy_option('IA_NA')
    srv_msg.client_copy_option('server-id')
    srv_msg.client_does_include('Client', None, 'client-id')
    srv_msg.client_send_msg('REQUEST')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'REPLY')
    srv_msg.response_check_include_option('Response', None, '3')
    srv_msg.response_check_option_content('Response', '3', None, 'sub-option', '5')
    srv_msg.response_check_suboption_content('Response', '5', '3', None, 'addr', '3000::1')

def test_control_channel_keashell_dhcp_disable():
    misc.test_setup()
    srv_control.config_srv_subnet('192.168.50.0/24', '192.168.50.1-192.168.50.1')
    srv_control.open_control_channel('unix', '$(SOFTWARE_INSTALL_DIR)/var/kea/control_socket')
    srv_control.agent_control_channel('127.0.0.1',
                                      '8000',
                                      'unix',
                                      '$(SOFTWARE_INSTALL_DIR)/var/kea/control_socket')
    srv_control.build_and_send_config_files('SSH', 'config-file')

    srv_control.start_srv('DHCP', 'started')

    misc.test_procedure()
    srv_msg.client_requests_option('1')
    srv_msg.client_send_msg('DISCOVER')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'OFFER')
    srv_msg.response_check_include_option('Response', None, '1')
    srv_msg.response_check_content('Response', None, 'yiaddr', '192.168.50.1')
    srv_msg.response_check_option_content('Response', '1', None, 'value', '255.255.255.0')

    srv_msg.execute_shell_with_args('python',
                                    '$(SOFTWARE_INSTALL_DIR)/sbin/kea-shell',
                                    '--host 127.0.0.1 --port 8000 --service dhcp4 dhcp-disable <<<\'\'')

    misc.test_procedure()
    srv_msg.client_requests_option('1')
    srv_msg.client_send_msg('DISCOVER')

    misc.pass_criteria()
    srv_msg.send_dont_wait_for_message()

def test_v4_host_reservation_one_address_inside_pool_different_mac():
    misc.test_setup()
    # request address from different mac that has been reserved
    srv_control.config_srv_subnet('192.168.50.0/24', '192.168.50.1-192.168.50.50')
    srv_control.new_db_backend_reservation('MySQL', 'hw-address', 'ff:01:02:03:ff:04')
    srv_control.update_db_backend_reservation('hostname', 'reserved-hostname', 'MySQL', '1')
    srv_control.update_db_backend_reservation('ipv4_address', '192.168.50.10', 'MySQL', '1')
    srv_control.update_db_backend_reservation('dhcp4_subnet_id', '1', 'MySQL', '1')
    srv_control.upload_db_reservation('MySQL')
    srv_control.start_srv('DHCP', 'started')

    misc.test_procedure()
    srv_msg.client_sets_value('Client', 'chaddr', 'ff:01:02:03:ff:01')
    srv_msg.client_send_msg('DISCOVER')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'OFFER')
    srv_msg.response_check_content('Response', 'NOT ', 'yiaddr', '192.168.50.10')
    srv_msg.response_check_option_content('Response', '1', None, 'value', '255.255.255.0')

    misc.test_procedure()
    srv_msg.client_copy_option('server_id')
    srv_msg.client_does_include_with_value('requested_addr', '192.168.50.10')
    srv_msg.client_sets_value('Client', 'chaddr', 'ff:01:02:03:ff:01')
    srv_msg.client_send_msg('REQUEST')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'NAK')
    srv_msg.response_check_content('Response', None, 'yiaddr', '0.0.0.0')

def test_hook_v4_lease_cmds_add_valid():
    misc.test_setup()
    srv_control.config_srv_subnet('192.168.50.0/24', '192.168.50.5-192.168.50.5')
    srv_control.open_control_channel('unix', '$(SOFTWARE_INSTALL_DIR)/var/kea/control_socket')
    srv_control.add_hooks('$(SOFTWARE_INSTALL_DIR)/lib/kea/hooks/libdhcp_lease_cmds.so')
    srv_control.build_and_send_config_files('SSH', 'config-file')

    srv_control.start_srv('DHCP', 'started')

    misc.test_procedure()
    srv_msg.client_requests_option('1')
    srv_msg.client_send_msg('DISCOVER')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'OFFER')
    srv_msg.response_check_include_option('Response', None, '1')
    srv_msg.response_check_content('Response', None, 'yiaddr', '192.168.50.5')
    srv_msg.response_check_option_content('Response', '1', None, 'value', '255.255.255.0')

    srv_msg.send_through_socket_server_site('$(SOFTWARE_INSTALL_DIR)/var/kea/control_socket',
                                            '{"command": "lease4-add","arguments": {"subnet-id": 1,"ip-address": "192.168.50.5","hw-address": "1a:1b:1c:1d:1e:1f"}}')

    misc.test_procedure()
    srv_msg.client_requests_option('1')
    srv_msg.client_sets_value('Client', 'chaddr', 'ff:01:02:03:ff:04')
    srv_msg.client_send_msg('DISCOVER')

    misc.pass_criteria()
    srv_msg.send_dont_wait_for_message()

def test_v6_mac_in_dhcp6_any():
    misc.test_setup()
    srv_control.config_srv_subnet('3000::/64', '3000::1-3000::ff')
    srv_control.run_command('"mac-sources": [ "any" ]')
    srv_control.build_and_send_config_files('SSH', 'config-file')
    srv_control.start_srv('DHCP', 'started')

    misc.test_procedure()
    srv_msg.client_sets_value('Client', 'DUID', '00:03:00:01:f6:f5:f4:f3:f2:01')
    srv_msg.client_does_include('Client', None, 'client-id')
    srv_msg.client_does_include('Client', None, 'IA-NA')
    srv_msg.client_send_msg('SOLICIT')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'ADVERTISE')

    misc.test_procedure()
    srv_msg.client_copy_option('IA_NA')
    srv_msg.client_copy_option('server-id')
    srv_msg.client_sets_value('Client', 'DUID', '00:03:00:01:f6:f5:f4:f3:f2:01')
    srv_msg.client_does_include('Client', None, 'client-id')
    srv_msg.client_send_msg('REQUEST')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'REPLY')
    srv_msg.file_contains_line('$(SOFTWARE_INSTALL_DIR)/var/kea/kea-leases6.csv',
                               None,
                               ',f6:f5:f4:f3:f2:01')
    srv_msg.file_contains_line('$(SOFTWARE_INSTALL_DIR)/var/kea/kea.log',
                               None,
                               'Hardware addr: f6:f5:f4:f3:f2:01')

def test_v4_request_relay_selecting_success_chaddr():

    misc.test_setup()
    srv_control.config_srv_subnet('192.168.50.0/24', '192.168.50.1-192.168.50.1')
    srv_control.build_and_send_config_files('SSH', 'config-file')
    srv_control.start_srv('DHCP', 'started')

    misc.test_procedure()
    srv_msg.network_variable('source_port', '67')
    srv_msg.network_variable('source_address', '$(GIADDR4)')
    srv_msg.network_variable('destination_address', '$(SRV4_ADDR)')
    srv_msg.client_sets_value('Client', 'giaddr', '$(GIADDR4)')
    srv_msg.client_sets_value('Client', 'hops', '1')
    srv_msg.client_requests_option('1')
    srv_msg.client_send_msg('DISCOVER')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'OFFER')
    srv_msg.response_check_include_option('Response', None, '1')
    srv_msg.response_check_content('Response', None, 'yiaddr', '192.168.50.1')
    srv_msg.response_check_option_content('Response', '1', None, 'value', '255.255.255.0')

    misc.test_procedure()
    srv_msg.client_sets_value('Client', 'giaddr', '$(GIADDR4)')
    srv_msg.client_sets_value('Client', 'hops', '1')
    srv_msg.client_copy_option('server_id')
    srv_msg.client_does_include_with_value('requested_addr', '192.168.50.1')
    srv_msg.client_requests_option('1')
    srv_msg.client_send_msg('REQUEST')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'ACK')
    srv_msg.response_check_content('Response', None, 'yiaddr', '192.168.50.1')
    srv_msg.response_check_include_option('Response', None, '1')
    srv_msg.response_check_option_content('Response', '1', None, 'value', '255.255.255.0')

def test_v4_host_reservation_conflicts_mysql_reconfigure_server_with_reservation_of_used_address_2():

    misc.test_setup()
    srv_control.config_srv_subnet('192.168.50.0/24', '192.168.50.1-192.168.50.2')

    srv_control.new_db_backend_reservation('MySQL', 'hw-address', 'ff:01:02:03:ff:11')
    srv_control.update_db_backend_reservation('hostname', 'reserved-hostname', 'MySQL', '1')
    srv_control.update_db_backend_reservation('ipv4_address', '192.168.50.2', 'MySQL', '1')
    srv_control.update_db_backend_reservation('dhcp4_subnet_id', '1', 'MySQL', '1')
    srv_control.upload_db_reservation('MySQL')

    srv_control.start_srv('DHCP', 'started')

    misc.test_procedure()
    srv_msg.client_sets_value('Client', 'chaddr', 'ff:01:02:03:ff:11')
    srv_msg.client_send_msg('DISCOVER')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'OFFER')

    misc.test_procedure()
    srv_msg.client_copy_option('server_id')
    srv_msg.client_sets_value('Client', 'chaddr', 'ff:01:02:03:ff:11')
    srv_msg.client_send_msg('REQUEST')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'ACK')
    srv_msg.response_check_content('Response', None, 'yiaddr', '192.168.50.2')

    misc.test_procedure()
    srv_msg.client_sets_value('Client', 'chaddr', 'ff:01:02:03:ff:55')
    srv_msg.client_send_msg('DISCOVER')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'OFFER')
    misc.test_procedure()
    srv_msg.client_copy_option('server_id')
    srv_msg.client_sets_value('Client', 'chaddr', 'ff:01:02:03:ff:55')
    srv_msg.client_send_msg('REQUEST')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'ACK')

    misc.test_setup()
    srv_control.config_srv_subnet('192.168.50.0/24', '192.168.50.1-192.168.50.3')
    srv_control.host_reservation_in_subnet('address',
                                           '192.168.50.2',
                                           '0',
                                           'hw-address',
                                           'ff:01:02:03:ff:77')

    srv_control.start_srv('DHCP', 'reconfigured')

    misc.test_procedure()
    srv_msg.client_sets_value('Client', 'chaddr', 'ff:01:02:03:ff:77')
    srv_msg.client_send_msg('DISCOVER')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'OFFER')
    srv_msg.response_check_content('Response', 'NOT ', 'yiaddr', '192.168.50.2')

def test_v6_client_classification_onesubnet_eRouter1_0_request_fail():

    misc.test_setup()
    srv_control.config_srv_subnet('3000::/64', '3000::1-3000::1')
    srv_control.config_client_classification('0', 'VENDOR_CLASS_eRouter1.0')
    srv_control.build_and_send_config_files('SSH', 'config-file')
    srv_control.start_srv('DHCP', 'started')

    misc.test_procedure()
    srv_msg.client_requests_option('7')
    srv_msg.client_sets_value('Client', 'vendor_class_data', 'eRouter1.0')
    srv_msg.client_does_include('Client', None, 'vendor-class')
    srv_msg.client_does_include('Client', None, 'client-id')
    srv_msg.client_does_include('Client', None, 'IA-NA')
    srv_msg.client_send_msg('SOLICIT')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'ADVERTISE')
    srv_msg.response_check_include_option('Response', None, '3')
    srv_msg.response_check_option_content('Response', '3', None, 'sub-option', '5')
    srv_msg.response_check_suboption_content('Response', '5', '3', None, 'addr', '3000::1')

    misc.test_procedure()
    srv_msg.client_copy_option('IA_NA')
    srv_msg.client_copy_option('server-id')
    srv_msg.client_does_include('Client', None, 'client-id')
    srv_msg.client_send_msg('REQUEST')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'REPLY')
    srv_msg.response_check_include_option('Response', None, '3')
    srv_msg.response_check_option_content('Response', '3', None, 'sub-option', '13')
    srv_msg.response_check_suboption_content('Response', '13', '3', None, 'statuscode', '2')

def test_v4_options_vendor_encapsulated_space():

    misc.test_setup()
    srv_control.config_srv_subnet('192.168.50.0/24', '192.168.50.50-192.168.50.50')
    srv_control.config_srv_custom_opt_space('vendor-encapsulated-options-space',
                                            'foo',
                                            '1',
                                            'uint16',
                                            '66')
    srv_control.config_srv_opt('vendor-encapsulated-options', '$(EMPTY)')
    srv_control.build_and_send_config_files('SSH', 'config-file')
    srv_control.start_srv('DHCP', 'started')

    misc.test_procedure()
    srv_msg.client_sets_value('Client', 'chaddr', 'ff:01:02:03:ff:04')
    srv_msg.client_requests_option('43')
    srv_msg.client_does_include_with_value('client_id', 'ff:01:02:03:ff:04:11:22')
    srv_msg.client_send_msg('DISCOVER')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'OFFER')
    srv_msg.response_check_content('Response', None, 'yiaddr', '192.168.50.50')
    srv_msg.response_check_include_option('Response', None, '43')
    # option 43 should have suboption code: 1 length: 2 with value 66 (hex:42)
    srv_msg.response_check_option_content('Response', '43', None, 'value', 'HEX:01020042')

def test_v4_echo_client_id_enabled():
    misc.test_setup()
    srv_control.config_srv_subnet('192.168.50.0/24', '192.168.50.1-192.168.50.1')
    srv_control.set_conf_parameter_global('echo-client-id', 'true')
    srv_control.build_and_send_config_files('SSH', 'config-file')
    srv_control.start_srv('DHCP', 'started')

    misc.test_procedure()
    srv_msg.client_requests_option('1')
    srv_msg.client_does_include_with_value('client_id', '00010203040506')
    srv_msg.client_send_msg('DISCOVER')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'OFFER')
    srv_msg.response_check_include_option('Response', None, '1')
    srv_msg.response_check_include_option('Response', None, '61')
    srv_msg.response_check_option_content('Response', '61', None, 'value', '00010203040506')

    misc.test_procedure()
    srv_msg.client_does_include_with_value('client_id', '00010203040506')
    srv_msg.client_copy_option('server_id')
    srv_msg.client_does_include_with_value('requested_addr', '192.168.50.1')
    srv_msg.client_requests_option('1')
    srv_msg.client_send_msg('REQUEST')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'ACK')
    srv_msg.response_check_content('Response', None, 'yiaddr', '192.168.50.1')
    srv_msg.response_check_include_option('Response', None, '1')
    srv_msg.response_check_include_option('Response', None, '61')
    srv_msg.response_check_option_content('Response', '61', None, 'value', '00010203040506')

def test_v4_host_reservation_one_address_inside_pool_client_id():
    misc.test_setup()
    # outside of the pool
    srv_control.config_srv_subnet('192.168.50.0/24', '192.168.50.1-192.168.50.50')
    srv_control.host_reservation_in_subnet('address',
                                           '192.168.50.10',
                                           '0',
                                           'client-id',
                                           'ff:01:02:03:ff:04:11:22')
    srv_control.build_and_send_config_files('SSH', 'config-file')
    srv_control.start_srv('DHCP', 'started')

    misc.test_procedure()
    srv_msg.client_sets_value('Client', 'chaddr', 'ff:01:02:03:ff:04')
    srv_msg.client_does_include_with_value('client_id', 'ff:01:02:03:ff:04:11:22')
    srv_msg.client_send_msg('DISCOVER')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'OFFER')
    srv_msg.response_check_content('Response', None, 'yiaddr', '192.168.50.10')

    misc.test_procedure()
    srv_msg.client_copy_option('server_id')
    srv_msg.client_does_include_with_value('requested_addr', '192.168.50.10')
    srv_msg.client_does_include_with_value('client_id', 'ff:01:02:03:ff:04:11:22')
    srv_msg.client_sets_value('Client', 'chaddr', 'ff:01:02:03:ff:04')
    srv_msg.client_send_msg('REQUEST')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'ACK')
    srv_msg.response_check_content('Response', None, 'yiaddr', '192.168.50.10')
    srv_msg.response_check_include_option('Response', None, '1')
    srv_msg.response_check_option_content('Response', '1', None, 'value', '255.255.255.0')

def test_hook_v4_subnet_cmds_add():
    misc.test_setup()
    srv_control.config_srv_subnet('$(EMPTY)', '$(EMPTY)')
    srv_control.config_srv_opt('domain-name-servers', '199.199.199.1,100.100.100.1')
    srv_control.open_control_channel('unix', '$(SOFTWARE_INSTALL_DIR)/var/kea/control_socket')
    srv_control.add_hooks('$(SOFTWARE_INSTALL_DIR)/lib/kea/hooks/libdhcp_subnet_cmds.so')
    srv_control.build_and_send_config_files('SSH', 'config-file')

    srv_control.start_srv('DHCP', 'started')

    misc.test_procedure()
    srv_msg.client_requests_option('1')
    srv_msg.client_sets_value('Client', 'chaddr', 'ff:01:02:03:ff:04')
    srv_msg.client_send_msg('DISCOVER')

    misc.pass_criteria()
    srv_msg.send_dont_wait_for_message()

    # Using UNIX socket on server in path $(SOFTWARE_INSTALL_DIR)/var/kea/control_socket send {"command":"subnet4-list","arguments":{}}
    srv_msg.send_through_socket_server_site('$(SOFTWARE_INSTALL_DIR)/var/kea/control_socket',
                                            '{"command":"subnet4-add","arguments":{"subnet4":[{"subnet":"192.168.50.0/24","interface":"$(SERVER_IFACE)","id":234,"pools":[{"pool":"192.168.50.1-192.168.50.1"}]}]}}')
    srv_msg.send_through_socket_server_site('$(SOFTWARE_INSTALL_DIR)/var/kea/control_socket',
                                            '{"command":"subnet4-get","arguments":{"id": 234}}')

    misc.test_procedure()
    srv_msg.client_requests_option('1')
    srv_msg.client_send_msg('DISCOVER')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'OFFER')
    srv_msg.response_check_include_option('Response', None, '1')
    srv_msg.response_check_content('Response', None, 'yiaddr', '192.168.50.1')
    srv_msg.response_check_option_content('Response', '1', None, 'value', '255.255.255.0')

def test_v4_request_relay_initreboot_no_leases():

    misc.test_setup()
    srv_control.config_srv_subnet('192.168.50.0/24', '192.168.50.1-192.168.50.1')
    srv_control.build_and_send_config_files('SSH', 'config-file')
    srv_control.start_srv('DHCP', 'started')

    misc.test_procedure()
    srv_msg.network_variable('source_port', '67')
    srv_msg.network_variable('source_address', '$(GIADDR4)')
    srv_msg.network_variable('destination_address', '$(SRV4_ADDR)')
    srv_msg.client_sets_value('Client', 'giaddr', '$(GIADDR4)')
    srv_msg.client_sets_value('Client', 'hops', '1')
    srv_msg.client_send_msg('REQUEST')

    misc.pass_criteria()
    srv_msg.send_dont_wait_for_message()

    misc.test_procedure()
    srv_msg.client_sets_value('Client', 'giaddr', '$(GIADDR4)')
    srv_msg.client_sets_value('Client', 'hops', '1')
    srv_msg.client_send_msg('DISCOVER')

    misc.pass_criteria()
    srv_msg.send_wait_for_message('MUST', None, 'OFFER')