CSIT-341 Refactor DHCPv4 proxy test 00/2200/5
authorPatrik Hrnciar <phrnciar@cisco.com>
Wed, 3 Aug 2016 07:52:05 +0000 (09:52 +0200)
committerDave Wallace <dwallacelf@gmail.com>
Tue, 9 Aug 2016 18:46:06 +0000 (18:46 +0000)
Change-Id: Id44ef8677f8b023c9cb6a3fec7dc8e3fc1d979d4
Signed-off-by: Patrik Hrnciar <phrnciar@cisco.com>
resources/libraries/python/Dhcp.py
resources/libraries/python/TrafficScriptExecutor.py
resources/libraries/robot/dhcp_client.robot
resources/libraries/robot/dhcp_proxy.robot [new file with mode: 0644]
resources/traffic_scripts/dhcp/send_and_check_proxy_discover.py [moved from resources/traffic_scripts/dhcp/send_dhcp_discover.py with 66% similarity]
resources/traffic_scripts/dhcp/send_and_check_proxy_messages.py [moved from resources/traffic_scripts/dhcp/send_dhcp_messages.py with 83% similarity]
tests/func/dhcp/dhcp_v4_proxy.robot

index ebdfeb3..93a9180 100644 (file)
@@ -47,6 +47,10 @@ class DhcpClient(object):
                                ' interface {}.'
                                .format(vpp_node, interface))
 
+
+class DhcpProxy(object):
+    """DHCP Proxy utilities."""
+
     @staticmethod
     def dhcp_proxy_config(vpp_node, server_address, source_address):
         """Set DHCP proxy.
index e5fb258..a362f45 100644 (file)
@@ -50,7 +50,7 @@ class TrafficScriptExecutor(object):
         :type timeout: int
         :raises RuntimeError: ICMP echo Rx timeout.
         :raises RuntimeError: DHCP REQUEST Rx timeout.
-        :raises RuntimeError: DHCP DISCOVER timeout.
+        :raises RuntimeError: DHCP DISCOVER Rx timeout.
         :raises RuntimeError: TCP/UDP Rx timeout.
         :raises RuntimeError: ARP reply timeout.
         :raises RuntimeError: Traffic script execution failed.
@@ -75,8 +75,8 @@ class TrafficScriptExecutor(object):
                 raise RuntimeError("ICMP echo Rx timeout")
             elif "RuntimeError: DHCP REQUEST Rx timeout" in stderr:
                 raise RuntimeError("DHCP REQUEST Rx timeout")
-            elif "RuntimeError('DHCP DISCOVER timeout')" in stderr:
-                raise RuntimeError("DHCP DISCOVER timeout")
+            elif "RuntimeError: DHCP DISCOVER Rx timeout" in stderr:
+                raise RuntimeError("DHCP DISCOVER Rx timeout")
             elif "RuntimeError: TCP/UDP Rx timeout" in stderr:
                 raise RuntimeError("TCP/UDP Rx timeout")
             elif "Error occurred: ARP reply timeout" in stdout:
index c11e01c..6c21fc8 100644 (file)
 | | ... | --lease_time | ${lease_time}
 | | Run Traffic Script On Node | dhcp/check_dhcp_request_ack.py
 | | ... | ${tg_node} | ${args}
-
-| Send DHCP Messages
-| | [Documentation] | Send and receive DHCP messages between client
-| | ...             | and server through DHCP proxy.
-| | ...
-| | ... | *Arguments:*
-| | ... | - tg_node - TG node. Type: dictionary
-| | ... | - tg_interface1 - TG interface. Type: string
-| | ... | - tg_interface2 - TG interface. Type: string
-| | ... | - server_ip - DHCP server IP address. Type: string
-| | ... | - server_mac - DHCP server MAC address. Type: string
-| | ... | - client_ip - Client IP address. Type: string
-| | ... | - client_mac - Client MAC address. Type: string
-| | ... | - proxy_ip - DHCP proxy IP address. Type: string
-| | ...
-| | ... | *Return:*
-| | ... | - No value returned.
-| | ...
-| | ... | *Example:*
-| | ...
-| | ... | \| Send DHCP Messages \| ${nodes['TG']} \
-| | ... | \| eth3 \| eth4 \| 192.168.0.100 \| 08:00:27:cc:4f:54 \
-| | ... | \| 172.16.0.2 \| 08:00:27:64:18:d2 \| 172.16.0.1 \|
-| | ...
-| | [Arguments] | ${tg_node} | ${tg_interface1} | ${tg_interface2}
-| | ... | ${server_ip} | ${server_mac} | ${client_ip} | ${client_mac}
-| | ... | ${proxy_ip} |
-| | ${tg_interface_name1}= | Get interface name | ${tg_node} | ${tg_interface1}
-| | ${tg_interface_name2}= | Get interface name | ${tg_node} | ${tg_interface2}
-| | ${args}= | Catenate | --tx_if | ${tg_interface_name1}
-| | ...                 | --rx_if | ${tg_interface_name2}
-| | ...                 | --server_ip | ${server_ip}
-| | ...                 | --server_mac | ${server_mac}
-| | ...                 | --client_ip | ${client_ip}
-| | ...                 | --client_mac | ${client_mac}
-| | ...                 | --proxy_ip | ${proxy_ip}
-| | Run Traffic Script On Node | dhcp/send_dhcp_messages.py
-| | ... | ${tg_node} | ${args}
-
-| Send DHCP DISCOVER
-| | [Documentation] | Send and receive DHCP DISCOVER.
-| | ...
-| | ... | *Arguments:*
-| | ... | - tg_node - TG node. Type: dictionary
-| | ... | - tg_interface1 - TG interface. Type: string
-| | ... | - tg_interface2 - TG interface. Type: string
-| | ... | - tx_src_ip - Source address of DHCP DISCOVER packet. Type: string
-| | ... | - tx_dst_ip - Destination address of DHCP DISCOVER packet. Type: string
-| | ...
-| | ... | *Return:*
-| | ... | - No value returned.
-| | ...
-| | ... | *Example:*
-| | ...
-| | ... | \| Send DHCP DISCOVER \| ${nodes['TG']} \
-| | ... | \| eth3 \| eth4 \| 0.0.0.0 \| 255.255.255.255 \|
-| | ...
-| | [Arguments] | ${tg_node} | ${tg_interface1} | ${tg_interface2}
-| | ... | ${tx_src_ip} | ${tx_dst_ip} |
-| | ${tg_interface_name1}= | Get interface name | ${tg_node} | ${tg_interface1}
-| | ${tg_interface_name2}= | Get interface name | ${tg_node} | ${tg_interface2}
-| | ${args}= | Catenate | --tx_if | ${tg_interface_name1}
-| | ...                 | --rx_if | ${tg_interface_name2}
-| | ...                 | --tx_src_ip | ${tx_src_ip}
-| | ...                 | --tx_dst_ip | ${tx_dst_ip}
-| | Run Traffic Script On Node | dhcp/send_dhcp_discover.py
-| | ... | ${tg_node} | ${args}
-
-| Send DHCP DISCOVER should fail
-| | [Documentation] | Send and receive DHCP DISCOVER should fail.
-| | ...
-| | ... | *Arguments:*
-| | ... | - tg_node - TG node. Type: dictionary
-| | ... | - tg_interface1 - TG interface. Type: string
-| | ... | - tg_interface2 - TG interface. Type: string
-| | ... | - tx_src_ip - Source address of DHCP DISCOVER packet. Type: string
-| | ... | - tx_dst_ip - Destination address of DHCP DISCOVER packet. Type: string
-| | ...
-| | ... | *Return:*
-| | ... | - No value returned.
-| | ...
-| | ... | *Example:*
-| | ...
-| | ... | \| Send DHCP DISCOVER should fail \| ${nodes['TG']} \
-| | ... | \| eth3 \| eth4 \| 0.0.0.0 \| 255.255.255.255 \|
-| | ...
-| | [Arguments] | ${tg_node} | ${tg_interface1} | ${tg_interface2}
-| | ... | ${tx_src_ip} | ${tx_dst_ip} |
-| | ${tg_interface_name1}= | Get interface name | ${tg_node} | ${tg_interface1}
-| | ${tg_interface_name2}= | Get interface name | ${tg_node} | ${tg_interface2}
-| | ${args}= | Catenate | --tx_if | ${tg_interface_name1}
-| | ...                 | --rx_if | ${tg_interface_name2}
-| | ...                 | --tx_src_ip | ${tx_src_ip}
-| | ...                 | --tx_dst_ip | ${tx_dst_ip}
-| | Run Keyword And Expect Error | DHCP DISCOVER timeout
-| | ... | Run Traffic Script On Node | dhcp/send_dhcp_discover.py
-| | ... | ${tg_node} | ${args}
diff --git a/resources/libraries/robot/dhcp_proxy.robot b/resources/libraries/robot/dhcp_proxy.robot
new file mode 100644 (file)
index 0000000..0045349
--- /dev/null
@@ -0,0 +1,117 @@
+# Copyright (c) 2016 Cisco and/or its affiliates.
+# 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.
+
+*** Settings ***
+| Library  | Collections
+| Resource | resources/libraries/robot/default.robot
+| Library  | resources.libraries.python.Dhcp.DhcpProxy
+| Library  | resources.libraries.python.TrafficScriptExecutor
+| Documentation | DHCP Proxy specific keywords.
+
+*** Keywords ***
+| Send DHCP Messages
+| | [Documentation] | Send and receive DHCP messages between client
+| | ...             | and server through DHCP proxy.
+| | ...
+| | ... | *Arguments:*
+| | ... | - tg_node - TG node. Type: dictionary
+| | ... | - tg_interface1 - TG interface. Type: string
+| | ... | - tg_interface2 - TG interface. Type: string
+| | ... | - server_ip - DHCP server IP address. Type: string
+| | ... | - server_mac - DHCP server MAC address. Type: string
+| | ... | - client_ip - Client IP address. Type: string
+| | ... | - client_mac - Client MAC address. Type: string
+| | ... | - proxy_ip - DHCP proxy IP address. Type: string
+| | ...
+| | ... | *Return:*
+| | ... | - No value returned.
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Send DHCP Messages \| ${nodes['TG']} \
+| | ... | \| eth3 \| eth4 \| 192.168.0.100 \| 08:00:27:cc:4f:54 \
+| | ... | \| 172.16.0.2 \| 08:00:27:64:18:d2 \| 172.16.0.1 \|
+| | ...
+| | [Arguments] | ${tg_node} | ${tg_interface1} | ${tg_interface2}
+| | ... | ${server_ip} | ${server_mac} | ${client_ip} | ${client_mac}
+| | ... | ${proxy_ip} |
+| | ${tg_interface_name1}= | Get interface name | ${tg_node} | ${tg_interface1}
+| | ${tg_interface_name2}= | Get interface name | ${tg_node} | ${tg_interface2}
+| | ${args}= | Catenate | --tx_if | ${tg_interface_name1}
+| | ...                 | --rx_if | ${tg_interface_name2}
+| | ...                 | --server_ip | ${server_ip}
+| | ...                 | --server_mac | ${server_mac}
+| | ...                 | --client_ip | ${client_ip}
+| | ...                 | --client_mac | ${client_mac}
+| | ...                 | --proxy_ip | ${proxy_ip}
+| | Run Traffic Script On Node | dhcp/send_and_check_proxy_messages.py
+| | ... | ${tg_node} | ${args}
+
+| Send DHCP DISCOVER
+| | [Documentation] | Send and receive DHCP DISCOVER.
+| | ...
+| | ... | *Arguments:*
+| | ... | - tg_node - TG node. Type: dictionary
+| | ... | - tg_interface1 - TG interface. Type: string
+| | ... | - tg_interface2 - TG interface. Type: string
+| | ... | - tx_src_ip - Source address of DHCP DISCOVER packet. Type: string
+| | ... | - tx_dst_ip - Destination address of DHCP DISCOVER packet. Type: string
+| | ...
+| | ... | *Return:*
+| | ... | - No value returned.
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Send DHCP DISCOVER \| ${nodes['TG']} \
+| | ... | \| eth3 \| eth4 \| 0.0.0.0 \| 255.255.255.255 \|
+| | ...
+| | [Arguments] | ${tg_node} | ${tg_interface1} | ${tg_interface2}
+| | ... | ${tx_src_ip} | ${tx_dst_ip} |
+| | ${tg_interface_name1}= | Get interface name | ${tg_node} | ${tg_interface1}
+| | ${tg_interface_name2}= | Get interface name | ${tg_node} | ${tg_interface2}
+| | ${args}= | Catenate | --tx_if | ${tg_interface_name1}
+| | ...                 | --rx_if | ${tg_interface_name2}
+| | ...                 | --tx_src_ip | ${tx_src_ip}
+| | ...                 | --tx_dst_ip | ${tx_dst_ip}
+| | Run Traffic Script On Node | dhcp/send_and_check_proxy_discover.py
+| | ... | ${tg_node} | ${args}
+
+| Send DHCP DISCOVER should fail
+| | [Documentation] | Send and receive DHCP DISCOVER should fail.
+| | ...
+| | ... | *Arguments:*
+| | ... | - tg_node - TG node. Type: dictionary
+| | ... | - tg_interface1 - TG interface. Type: string
+| | ... | - tg_interface2 - TG interface. Type: string
+| | ... | - tx_src_ip - Source address of DHCP DISCOVER packet. Type: string
+| | ... | - tx_dst_ip - Destination address of DHCP DISCOVER packet. Type: string
+| | ...
+| | ... | *Return:*
+| | ... | - No value returned.
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Send DHCP DISCOVER should fail \| ${nodes['TG']} \
+| | ... | \| eth3 \| eth4 \| 0.0.0.0 \| 255.255.255.1 \|
+| | ...
+| | [Arguments] | ${tg_node} | ${tg_interface1} | ${tg_interface2}
+| | ... | ${tx_src_ip} | ${tx_dst_ip} |
+| | ${tg_interface_name1}= | Get interface name | ${tg_node} | ${tg_interface1}
+| | ${tg_interface_name2}= | Get interface name | ${tg_node} | ${tg_interface2}
+| | ${args}= | Catenate | --tx_if | ${tg_interface_name1}
+| | ...                 | --rx_if | ${tg_interface_name2}
+| | ...                 | --tx_src_ip | ${tx_src_ip}
+| | ...                 | --tx_dst_ip | ${tx_dst_ip}
+| | Run Keyword And Expect Error | DHCP DISCOVER Rx timeout
+| | ... | Run Traffic Script On Node | dhcp/send_and_check_proxy_discover.py
+| | ... | ${tg_node} | ${args}
\ No newline at end of file
@@ -12,7 +12,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-"""Traffic script that sends DHCP DISCOVER packets."""
+"""Traffic script that sends DHCP DISCOVER packet
+ and check if is received on interface."""
 
 import sys
 
@@ -25,6 +26,20 @@ from resources.libraries.python.PacketVerifier import RxQueue, TxQueue
 from resources.libraries.python.TrafficScriptArg import TrafficScriptArg
 
 
+def is_discover(pkt):
+    """If DHCP message type option is set to dhcp discover return True,
+    else return False. False is returned also if exception occurs."""
+    dhcp_discover = 1
+    try:
+        dhcp_options = pkt['BOOTP']['DHCP options'].options
+        message_type = filter(lambda x: x[0] == 'message-type',
+                              dhcp_options)
+        message_type = message_type[0][1]
+        return message_type == dhcp_discover
+    except:
+        return False
+
+
 def main():
     """Send DHCP DISCOVER packet."""
 
@@ -43,7 +58,7 @@ def main():
 
     dhcp_discover = Ether(dst="ff:ff:ff:ff:ff:ff") / \
                     IP(src=tx_src_ip, dst=tx_dst_ip) / \
-                    UDP(sport=68, dport=67) / \
+                    UDP(sport=UDP_SERVICES.bootpc, dport=UDP_SERVICES.bootps) / \
                     BOOTP(op=1,) / \
                     DHCP(options=[("message-type", "discover"),
                                   "end"])
@@ -51,22 +66,12 @@ def main():
     sent_packets.append(dhcp_discover)
     txq.send(dhcp_discover)
 
-    ether = rxq.recv(2)
-
-    if ether is None:
-        raise RuntimeError('DHCP DISCOVER timeout')
-
-    if ether[UDP].dport != UDP_SERVICES.bootps:
-        raise RuntimeError("UDP destination port error.")
-    print "UDP destination port: OK."
-
-    if ether[UDP].sport != UDP_SERVICES.bootpc:
-        raise RuntimeError("UDP source port error.")
-    print "UDP source port: OK."
-
-    if ether[DHCP].options[0][1] != 1:  # 1 - DISCOVER message
-        raise RuntimeError("DHCP DISCOVER message error.")
-    print "DHCP DISCOVER message OK."
+    for _ in range(10):
+        dhcp_discover = rxq.recv(2)
+        if is_discover(dhcp_discover):
+            break
+    else:
+        raise RuntimeError("DHCP DISCOVER Rx timeout")
 
     sys.exit(0)
 
@@ -25,27 +25,18 @@ from resources.libraries.python.PacketVerifier import RxQueue, TxQueue
 from resources.libraries.python.TrafficScriptArg import TrafficScriptArg
 
 
-def dhcp_discover(args):
-    """Send DHCP DISCOVER packet."""
-
-    tx_if = args.get_arg('tx_if')
-    rx_if = args.get_arg('rx_if')
+def dhcp_discover(tx_if, rx_if, tx_src_ip, tx_dst_ip, server_ip, proxy_ip,
+                  client_mac):
+    """Send and check DHCP DISCOVER proxy packet."""
 
     rxq = RxQueue(rx_if)
     txq = TxQueue(tx_if)
 
-    tx_src_ip = "0.0.0.0"
-    tx_dst_ip = "255.255.255.255"
-
-    server_ip = args.get_arg('server_ip')
-    proxy_ip = args.get_arg('proxy_ip')
-    client_mac = args.get_arg('client_mac')
-
     sent_packets = []
 
     dhcp_discover = Ether(src=client_mac, dst="ff:ff:ff:ff:ff:ff") / \
                     IP(src=tx_src_ip, dst=tx_dst_ip) / \
-                    UDP(sport=68, dport=67) / \
+                    UDP(sport=UDP_SERVICES.bootpc, dport=UDP_SERVICES.bootps) / \
                     BOOTP(op=1,) / \
                     DHCP(options=[("message-type", "discover"),
                                   "end"])
@@ -81,29 +72,22 @@ def dhcp_discover(args):
     if ether[DHCP].options[0][1] != 1:  # 1 - DISCOVER message
         raise RuntimeError("DHCP DISCOVER message error.")
     print "DHCP DISCOVER message OK."
-    dhcp_offer(args, option_82)
 
+    return option_82
 
-def dhcp_offer(args, option_82):
-    """Send DHCP OFFER packet."""
 
-    rx_if = args.get_arg('tx_if')
-    tx_if = args.get_arg('rx_if')
+def dhcp_offer(rx_if, tx_if, tx_dst_ip, server_ip, proxy_ip, client_ip,
+               server_mac, option_82):
+    """Send and check DHCP OFFER proxy packet."""
 
     rxq = RxQueue(rx_if)
     txq = TxQueue(tx_if)
 
-    tx_dst_ip = "255.255.255.255"
-    server_ip = args.get_arg('server_ip')
-    server_mac = args.get_arg('server_mac')
-    client_ip = args.get_arg('client_ip')
-    proxy_ip = args.get_arg('proxy_ip')
-
     sent_packets = []
 
     dhcp_offer = Ether(src=server_mac, dst="ff:ff:ff:ff:ff:ff") / \
                  IP(src=server_ip, dst=tx_dst_ip) / \
-                 UDP(sport=67, dport=68) / \
+                 UDP(sport=UDP_SERVICES.bootps, dport=UDP_SERVICES.bootpc) / \
                  BOOTP(op=2,
                        yiaddr=client_ip,
                        siaddr=server_ip) / \
@@ -148,29 +132,20 @@ def dhcp_offer(args, option_82):
     if ether[DHCP].options[0][1] != 2:  # 2 - OFFER message
         raise RuntimeError("DHCP OFFER message error.")
     print "DHCP OFFER message OK."
-    dhcp_request(args)
 
 
-def dhcp_request(args):
-    """Send DHCP REQUEST packet."""
-
-    tx_if = args.get_arg('tx_if')
-    rx_if = args.get_arg('rx_if')
+def dhcp_request(tx_if, rx_if, tx_src_ip, tx_dst_ip, server_ip, proxy_ip,
+                 client_ip, client_mac):
+    """Send and check DHCP REQUEST proxy packet."""
 
     rxq = RxQueue(rx_if)
     txq = TxQueue(tx_if)
 
-    tx_dst_ip = "255.255.255.255"
-    server_ip = args.get_arg('server_ip')
-    client_ip = args.get_arg('client_ip')
-    client_mac = args.get_arg('client_mac')
-    proxy_ip = args.get_arg('proxy_ip')
-
     sent_packets = []
 
     dhcp_request = Ether(src=client_mac, dst="ff:ff:ff:ff:ff:ff") / \
-                   IP(src="0.0.0.0", dst=tx_dst_ip) / \
-                   UDP(sport=68, dport=67) / \
+                   IP(src=tx_src_ip, dst=tx_dst_ip) / \
+                   UDP(sport=UDP_SERVICES.bootpc, dport=UDP_SERVICES.bootps) / \
                    BOOTP(op=1,
                          giaddr=proxy_ip,
                          siaddr=server_ip) / \
@@ -213,35 +188,26 @@ def dhcp_request(args):
 
     if ether[DHCP].options[3][0] != 'relay_agent_Information':  # option 82
         raise RuntimeError("Relay agent information error.")
-    option_82 = ether[DHCP].options[3][1]
 
     if ether[DHCP].options[0][1] != 3:  # 2 - REQUEST message
         raise RuntimeError("DHCP REQUEST message error.")
     print "DHCP REQUEST message: OK."
-    dhcp_ack(args, option_82)
-
 
-def dhcp_ack(args, option_82):
-    """Send DHCP ACK packet."""
 
-    rx_if = args.get_arg('tx_if')
-    tx_if = args.get_arg('rx_if')
+def dhcp_ack(rx_if, tx_if, tx_dst_ip, server_ip, proxy_ip, client_ip,
+             server_mac, option_82):
+    """Send and check DHCP ACK proxy packet."""
 
     rxq = RxQueue(rx_if)
     txq = TxQueue(tx_if)
 
-    tx_dst_ip = "255.255.255.255"
-    server_ip = args.get_arg('server_ip')
-    server_mac = args.get_arg('server_mac')
-    client_ip = args.get_arg('client_ip')
-    proxy_ip = args.get_arg('proxy_ip')
     lease_time = 43200  # 12 hours
 
     sent_packets = []
 
     dhcp_ack = Ether(src=server_mac, dst="ff:ff:ff:ff:ff:ff") / \
                IP(src=server_ip, dst=tx_dst_ip) / \
-               UDP(sport=67, dport=68) / \
+               UDP(sport=UDP_SERVICES.bootps, dport=UDP_SERVICES.bootpc) / \
                BOOTP(op=2,
                      yiaddr=client_ip,
                      siaddr=server_ip) / \
@@ -294,12 +260,38 @@ def dhcp_ack(args, option_82):
 
 
 def main():
-    """Send DHCP messages."""
+    """Send DHCP proxy messages."""
 
     args = TrafficScriptArg(['server_ip', 'server_mac', 'client_ip',
                              'client_mac', 'proxy_ip'])
 
-    dhcp_discover(args)
+    tx_if = args.get_arg('tx_if')
+    rx_if = args.get_arg('rx_if')
+
+    tx_src_ip = "0.0.0.0"
+    tx_dst_ip = "255.255.255.255"
+
+    server_ip = args.get_arg('server_ip')
+    client_ip = args.get_arg('client_ip')
+    proxy_ip = args.get_arg('proxy_ip')
+    client_mac = args.get_arg('client_mac')
+    server_mac = args.get_arg('server_mac')
+
+    # DHCP DISCOVER
+    option_82 = dhcp_discover(tx_if, rx_if, tx_src_ip, tx_dst_ip, server_ip,
+                              proxy_ip, client_mac)
+
+    # DHCP OFFER
+    dhcp_offer(tx_if, rx_if, tx_dst_ip, server_ip, proxy_ip, client_ip,
+               server_mac, option_82)
+
+    # DHCP REQUEST
+    dhcp_request(tx_if, rx_if, tx_src_ip, tx_dst_ip, server_ip, proxy_ip,
+                 client_ip, client_mac)
+
+    # DHCP ACK
+    dhcp_ack(tx_if, rx_if, tx_dst_ip, server_ip, proxy_ip, client_ip,
+             server_mac, option_82)
 
     sys.exit(0)
 
index 62532d3..48afa26 100644 (file)
@@ -14,7 +14,7 @@
 *** Settings ***
 | Resource | resources/libraries/robot/default.robot
 | Resource | resources/libraries/robot/testing_path.robot
-| Resource | resources/libraries/robot/dhcp_client.robot
+| Resource | resources/libraries/robot/dhcp_proxy.robot
 | Resource | resources/libraries/robot/ipv4.robot
 | Library | resources.libraries.python.Trace
 | Force Tags | HW_ENV | VM_ENV | 3_NODE_DOUBLE_LINK_TOPO

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