From c5e740fbe49b3074647c8c5fc09d26a131cea577 Mon Sep 17 00:00:00 2001 From: Zdeno Olsovsky Date: Wed, 4 May 2016 13:48:36 +0200 Subject: [PATCH] VPP in host user-mode, part II - JIRA: CSIT-61 Change-Id: I688b1013a78a1fa3ecdb44c2072f8bd1b46364fb Signed-off-by: Zdeno Olsovsky --- resources/libraries/robot/l2_traffic.robot | 86 ++++++++++++++++++-- resources/traffic_scripts/send_ip_icmp.py | 81 +++++++++++++++---- .../bridge_domain/bridge_domain_untagged.robot | 93 ++++++++++++++++++++-- .../suites/l2_xconnect/l2_xconnect_untagged.robot | 86 +++++++++++++++++--- tests/suites/tagging/qinq_l2_xconnect.robot | 3 +- 5 files changed, 305 insertions(+), 44 deletions(-) diff --git a/resources/libraries/robot/l2_traffic.robot b/resources/libraries/robot/l2_traffic.robot index bb66d9035d..4ec0624c30 100644 --- a/resources/libraries/robot/l2_traffic.robot +++ b/resources/libraries/robot/l2_traffic.robot @@ -17,13 +17,33 @@ | Library | resources.libraries.python.TrafficScriptExecutor *** Keywords *** -| Send and receive ICMPv4 -| | [Documentation] | Send ICMPv4 echo request from source interface to destination interface. -| | [Arguments] | ${tg_node} | ${src_int} | ${dst_int} +| Send and receive ICMP Packet +| | [Documentation] | Send ICMPv4/ICMPv6 echo request from source interface to +| | ... | destination interface. +| | ... +| | ... | *Arguments:* +| | ... +| | ... | - {tg_node} - TG node. Type: dictionary +| | ... | - {src_int} - Source interface. Type: string +| | ... | - {dst_int} - Destination interface. Type: string +| | ... | - {src_ip} - Source IP address (Optional). Type: string +| | ... | - {dst_ip} - Destination IP address (Optional). Type: string +| | ... +| | ... | *Return:* +| | ... +| | ... | - No value returned +| | ... +| | ... | *Example:* +| | ... +| | ... | _NOTE:_ Default IP is IPv4 +| | ... +| | ... | \| Send and receive ICMP Packet \| ${nodes['TG']} \ +| | ... | \| ${tg_to_dut_if1} \| ${tg_to_dut_if2} \| +| | ... +| | [Arguments] | ${tg_node} | ${src_int} | ${dst_int} | +| | ... | ${src_ip}=192.168.100.1 | ${dst_ip}=192.168.100.2 | | ${src_mac}= | Get Interface Mac | ${tg_node} | ${src_int} | | ${dst_mac}= | Get Interface Mac | ${tg_node} | ${dst_int} -| | ${src_ip}= | Set Variable | 192.168.100.1 -| | ${dst_ip}= | Set Variable | 192.168.100.2 | | ${args}= | Traffic Script Gen Arg | ${dst_int} | ${src_int} | ${src_mac} | | | ... | ${dst_mac} | ${src_ip} | ${dst_ip} | | Run Traffic Script On Node | send_ip_icmp.py | ${tg_node} | ${args} @@ -32,6 +52,56 @@ | | [Documentation] | Send ICMPv4 echo request from both directions, | | ... | from interface1 to interface2 and | | ... | from interface2 to interface1. -| | [Arguments] | ${tg_node} | ${int1} | ${int2} -| | Send and receive ICMPv4 | ${tg_node} | ${int1} | ${int2} -| | Send and receive ICMPv4 | ${tg_node} | ${int2} | ${int1} +| | ... +| | ... | *Arguments:* +| | ... +| | ... | - {tg_node} - TG node. Type: dictionary +| | ... | - {src_int} - Source interface. Type: string +| | ... | - {dst_int} - Destination interface. Type: string +| | ... | - {src_ip} - Source IP address (Optional). Type: string +| | ... | - {dst_ip} - Destination IP address (Optional). Type: string +| | ... +| | ... | *Return:* +| | ... +| | ... | - No value returned +| | ... +| | ... | *Example:* +| | ... +| | ... | \| Send and receive ICMPv4 bidirectionally \| ${nodes['TG']} \ +| | ... | \| ${tg_to_dut_if1} \| ${tg_to_dut_if2} \| +| | ... +| | [Arguments] | ${tg_node} | ${int1} | ${int2} | ${src_ip}=192.168.100.1 | +| | ... | ${dst_ip}=192.168.100.2 +| | Send and receive ICMP Packet | ${tg_node} | ${int1} | ${int2} | +| | ... | ${src_ip} | ${dst_ip} +| | Send and receive ICMP Packet | ${tg_node} | ${int2} | ${int1} | +| | ... | ${dst_ip} | ${src_ip} + +| Send and receive ICMPv6 bidirectionally +| | [Documentation] | Send ICMPv6 echo request from both directions, +| | ... | from interface1 to interface2 and +| | ... | from interface2 to interface1. +| | ... +| | ... | *Arguments:* +| | ... +| | ... | - {tg_node} - TG node. Type: dictionary +| | ... | - {src_int} - Source interface. Type: string +| | ... | - {dst_int} - Destination interface. Type: string +| | ... | - {src_ip} - Source IP address (Optional). Type: string +| | ... | - {dst_ip} - Destination IP address (Optional). Type: string +| | ... +| | ... | *Return:* +| | ... +| | ... | - No value returned +| | ... +| | ... | *Example:* +| | ... +| | ... | \| Send and receive ICMPv6 bidirectionally \| ${nodes['TG']} \ +| | ... | \| ${tg_to_dut_if1} \| ${tg_to_dut_if2} \| +| | ... +| | [Arguments] | ${tg_node} | ${int1} | ${int2} | ${src_ip}=3ffe:63::1 | +| | ... | ${dst_ip}=3ffe:63::2 +| | Send and receive ICMP Packet | ${tg_node} | ${int1} | ${int2} | +| | ... | ${src_ip} | ${dst_ip} +| | Send and receive ICMP Packet | ${tg_node} | ${int2} | ${int1} | +| | ... | ${dst_ip} | ${src_ip} \ No newline at end of file diff --git a/resources/traffic_scripts/send_ip_icmp.py b/resources/traffic_scripts/send_ip_icmp.py index 711bf3dd25..23e647f43c 100755 --- a/resources/traffic_scripts/send_ip_icmp.py +++ b/resources/traffic_scripts/send_ip_icmp.py @@ -12,18 +12,57 @@ # See the License for the specific language governing permissions and # limitations under the License. -"""Traffic script that sends an ip icmp packet -from one interface to the other""" +"""Traffic script that sends an IP ICMPv4/ICMPv6 packet +from one interface to the other one.""" import sys -from resources.libraries.python.PacketVerifier import RxQueue, TxQueue -from resources.libraries.python.TrafficScriptArg import TrafficScriptArg +import ipaddress + from scapy.layers.inet import ICMP, IP from scapy.all import Ether +from scapy.layers.inet6 import ICMPv6EchoRequest +from scapy.layers.inet6 import IPv6 + +from resources.libraries.python.PacketVerifier import RxQueue, TxQueue +from resources.libraries.python.TrafficScriptArg import TrafficScriptArg + + +def valid_ipv4(ip): + """Check if IP address has the correct IPv4 address format. + + :param ip: IP address. + :type ip: str + :return: True in case of correct IPv4 address format, + otherwise return false. + :rtype: bool + """ + try: + ipaddress.IPv4Address(unicode(ip)) + return True + except (AttributeError, ipaddress.AddressValueError): + return False + + +def valid_ipv6(ip): + """Check if IP address has the correct IPv6 address format. + + :param ip: IP address. + :type ip: str + :return: True in case of correct IPv6 address format, + otherwise return false. + :rtype: bool + """ + try: + ipaddress.IPv6Address(unicode(ip)) + return True + except (AttributeError, ipaddress.AddressValueError): + return False def main(): - """ Send IP icmp packet from one traffic generator interface to the other""" + """Send IP ICMPv4/ICMPv6 packet from one traffic generator interface to + the other one. + """ args = TrafficScriptArg(['src_mac', 'dst_mac', 'src_ip', 'dst_ip']) src_mac = args.get_arg('src_mac') @@ -37,11 +76,23 @@ def main(): txq = TxQueue(tx_if) sent_packets = [] - + ip_format = '' + icmp_format = '' # Create empty ip ICMP packet and add padding before sending - pkt_raw = Ether(src=src_mac, dst=dst_mac) / \ - IP(src=src_ip, dst=dst_ip) / \ - ICMP() + if valid_ipv4(src_ip) and valid_ipv4(dst_ip): + pkt_raw = (Ether(src=src_mac, dst=dst_mac) / + IP(src=src_ip, dst=dst_ip) / + ICMP()) + ip_format = 'IP' + icmp_format = 'ICMP' + elif valid_ipv6(src_ip) and valid_ipv6(dst_ip): + pkt_raw = (Ether(src=src_mac, dst=dst_mac) / + IPv6(src=src_ip, dst=dst_ip) / + ICMPv6EchoRequest()) + ip_format = 'IPv6' + icmp_format = 'ICMPv6EchoRequest' + else: + raise ValueError("IP(s) not in correct format") # Send created packet on one interface and receive on the other sent_packets.append(pkt_raw) @@ -53,13 +104,13 @@ def main(): if ether is None: raise RuntimeError('ICMP echo Rx timeout') - if not ether.haslayer(IP): - raise RuntimeError( - 'Not an IP packet received {0}'.format(ether.__repr__())) + if not ether.haslayer(ip_format): + raise RuntimeError('Not an IP packet received {0}' + .format(ether.__repr__())) - if not ether.haslayer(ICMP): - raise RuntimeError( - 'Not an ICMP packet received {0}'.format(ether.__repr__())) + if not ether.haslayer(icmp_format): + raise RuntimeError('Not an ICMP packet received {0}' + .format(ether.__repr__())) sys.exit(0) diff --git a/tests/suites/bridge_domain/bridge_domain_untagged.robot b/tests/suites/bridge_domain/bridge_domain_untagged.robot index bada88d47a..cef84c7cd0 100644 --- a/tests/suites/bridge_domain/bridge_domain_untagged.robot +++ b/tests/suites/bridge_domain/bridge_domain_untagged.robot @@ -169,10 +169,10 @@ | | | ... | ${tg_node} | ${tg_to_dut2_if1} | | | ... | ${tg_to_dut2_if2} -| VPP forwards packets through VM via two L2 bridge domains +| VPP forwards ICMPv4 packets through VM via two L2 bridge domains | | [Documentation] | Setup and run VM connected to VPP via Vhost-User -| | ... | interfaces and check packet forwarding through VM via two -| | ... | L2 bridge domains with learning enabled. +| | ... | interfaces and check ICMPv4 packet forwarding through VM +| | ... | via two L2 bridge domains with learning enabled. | | [Tags] | 3_NODE_DOUBLE_LINK_TOPO | VPP_VM_ENV | | Given Path for 2-node testing is set | | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']} @@ -197,11 +197,39 @@ | | [Teardown] | Run Keywords | Show Packet Trace on All DUTs | ${nodes} | | ... | AND | Stop and Clear QEMU | ${dut_node} | ${vm_node} -| VPP forwards packets through VM via two L2 bridge domains with static L2FIB entries +| VPP forwards ICMPv6 packets through VM via two L2 bridge domains | | [Documentation] | Setup and run VM connected to VPP via Vhost-User -| | ... | interfaces and check packet forwarding through VM via two -| | ... | L2 bridge domains with learning disabled (static L2BFIB -| | ... | entries). +| | ... | interfaces and check ICMPv6 packet forwarding through VM +| | ... | via two L2 bridge domains with learning enabled. +| | [Tags] | 3_NODE_DOUBLE_LINK_TOPO | VPP_VM_ENV +| | Given Path for 2-node testing is set +| | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']} +| | And Interfaces in 2-node path are up +| | When VPP Vhost interfaces for L2BD forwarding are setup | ${dut_node} +| | ... | ${sock1} +| | ... | ${sock2} +| | And Bridge domain on DUT node is created | ${dut_node} | ${bd_id1} +| | And Interface is added to bridge domain | ${dut_node} | ${dut_to_tg_if1} +| | ... | ${bd_id1} +| | And Interface is added to bridge domain | ${dut_node} | ${vhost_if1} +| | ... | ${bd_id1} +| | And Bridge domain on DUT node is created | ${dut_node} | ${bd_id2} +| | And Interface is added to bridge domain | ${dut_node} | ${dut_to_tg_if2} +| | ... | ${bd_id2} +| | And Interface is added to bridge domain | ${dut_node} | ${vhost_if2} +| | ... | ${bd_id2} +| | And VM for Vhost L2BD forwarding is setup | ${dut_node} | ${sock1} +| | ... | ${sock2} +| | Then Send and receive ICMPv6 bidirectionally | ${tg_node} | ${tg_to_dut_if1} +| | ... | ${tg_to_dut_if2} +| | [Teardown] | Run Keywords | Show Packet Trace on All DUTs | ${nodes} +| | ... | AND | Stop and Clear QEMU | ${dut_node} | ${vm_node} + +| VPP forwards ICMPv4 packets through VM via two L2 bridge domains with static L2FIB entries +| | [Documentation] | Setup and run VM connected to VPP via Vhost-User +| | ... | interfaces and check ICMPv4 packet forwarding through VM +| | ... | via two L2 bridge domains with learning disabled +| | ... | (static L2BFIB entries). | | [Tags] | 3_NODE_DOUBLE_LINK_TOPO | VPP_VM_ENV | | Given Path for 2-node testing is set | | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']} @@ -247,3 +275,54 @@ | | ... | ${tg_to_dut_if2} | | [Teardown] | Run Keywords | Show Packet Trace on All DUTs | ${nodes} | | ... | AND | Stop and Clear QEMU | ${dut_node} | ${vm_node} + +| VPP forwards ICMPv6 packets through VM via two L2 bridge domains with static L2FIB entries +| | [Documentation] | Setup and run VM connected to VPP via Vhost-User +| | ... | interfaces and check ICMPv6 packet forwarding through VM +| | ... | via two L2 bridge domains with learning disabled +| | ... | (static L2BFIB entries). +| | [Tags] | 3_NODE_DOUBLE_LINK_TOPO | VPP_VM_ENV +| | Given Path for 2-node testing is set +| | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']} +| | And Interfaces in 2-node path are up +| | When VPP Vhost interfaces for L2BD forwarding are setup | ${dut_node} +| | ... | ${sock1} +| | ... | ${sock2} +| | And Bridge domain on DUT node is created | ${dut_node} | ${bd_id1} +| | ... | learn=${FALSE} +| | And Interface is added to bridge domain | ${dut_node} | ${dut_to_tg_if1} +| | ... | ${bd_id1} +| | And Interface is added to bridge domain | ${dut_node} | ${vhost_if1} +| | ... | ${bd_id1} +| | And Destination port is added to L2FIB on DUT node | ${tg_node} +| | ... | ${tg_to_dut_if1} +| | ... | ${dut_node} +| | ... | ${dut_to_tg_if1} +| | ... | ${bd_id1} +| | And Destination port is added to L2FIB on DUT node | ${tg_node} +| | ... | ${tg_to_dut_if2} +| | ... | ${dut_node} +| | ... | ${vhost_if1} +| | ... | ${bd_id1} +| | And Bridge domain on DUT node is created | ${dut_node} | ${bd_id2} +| | ... | learn=${FALSE} +| | And Interface is added to bridge domain | ${dut_node} | ${dut_to_tg_if2} +| | ... | ${bd_id2} +| | And Interface is added to bridge domain | ${dut_node} | ${vhost_if2} +| | ... | ${bd_id2} +| | And Destination port is added to L2FIB on DUT node | ${tg_node} +| | ... | ${tg_to_dut_if2} +| | ... | ${dut_node} +| | ... | ${dut_to_tg_if2} +| | ... | ${bd_id2} +| | And Destination port is added to L2FIB on DUT node | ${tg_node} +| | ... | ${tg_to_dut_if1} +| | ... | ${dut_node} +| | ... | ${vhost_if2} +| | ... | ${bd_id2} +| | And VM for Vhost L2BD forwarding is setup | ${dut_node} | ${sock1} +| | ... | ${sock2} +| | Then Send and receive ICMPv6 bidirectionally | ${tg_node} | ${tg_to_dut_if1} +| | ... | ${tg_to_dut_if2} +| | [Teardown] | Run Keywords | Show Packet Trace on All DUTs | ${nodes} +| | ... | AND | Stop and Clear QEMU | ${dut_node} | ${vm_node} diff --git a/tests/suites/l2_xconnect/l2_xconnect_untagged.robot b/tests/suites/l2_xconnect/l2_xconnect_untagged.robot index a1682d1062..6f3f9b4df1 100644 --- a/tests/suites/l2_xconnect/l2_xconnect_untagged.robot +++ b/tests/suites/l2_xconnect/l2_xconnect_untagged.robot @@ -15,24 +15,84 @@ | Resource | resources/libraries/robot/default.robot | Resource | resources/libraries/robot/l2_xconnect.robot | Resource | resources/libraries/robot/l2_traffic.robot +| Resource | resources/libraries/robot/testing_path.robot | Resource | resources/libraries/robot/interfaces.robot +| Resource | resources/libraries/robot/bridge_domain.robot +| Resource | resources/libraries/robot/qemu.robot +| Library | resources.libraries.python.Trace | Library | resources.libraries.python.NodePath | Force Tags | 3_NODE_SINGLE_LINK_TOPO | HW_ENV | VM_ENV | Test Setup | Setup all DUTs before test | Suite Setup | Setup all TGs before traffic script +*** Variables *** +| ${sock1}= | /tmp/sock1 +| ${sock2}= | /tmp/sock2 *** Test Cases *** -| Vpp forwards packets via L2 xconnect in circular topology -| | Append Nodes | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['DUT2']} | ${nodes['TG']} -| | Compute Path -| | ${tg_if1} | ${tg}= | Next Interface -| | ${dut1_if1} | ${dut1}= | Next Interface -| | ${dut1_if2} | ${dut1}= | Next Interface -| | ${dut2_if1} | ${dut2}= | Next Interface -| | ${dut2_if2} | ${dut2}= | Next Interface -| | ${tg_if2} | ${tg}= | Next Interface -| | L2 setup xconnect on DUT | ${dut1} | ${dut1_if1} | ${dut1_if2} -| | L2 setup xconnect on DUT | ${dut2} | ${dut2_if1} | ${dut2_if2} -| | All Vpp Interfaces Ready Wait | ${nodes} -| | Send and receive ICMPv4 bidirectionally | ${tg} | ${tg_if1} | ${tg_if2} +| Vpp forwards ICMPv4 packets via L2 xconnect in circular topology +| | [Documentation] | Setup single link path with X-connect +| | ... | and send ICMPv4 packet. +| | Given Path for 3-node testing is set +| | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['DUT2']} | ${nodes['TG']} +| | And Interfaces in 3-node path are up +| | And L2 setup xconnect on DUT +| | ... | ${dut1_node} | ${dut1_to_tg} | ${dut1_to_dut2} +| | And L2 setup xconnect on DUT +| | ... | ${dut2_node} | ${dut2_to_dut1} | ${dut2_to_tg} +| | When All Vpp Interfaces Ready Wait | ${nodes} +| | Then Send and receive ICMPv4 bidirectionally +| | ... | ${tg_node} | ${tg_to_dut1} | ${tg_to_dut2} + +| Vpp forwards ICMPv6 packets via L2 xconnect in circular topology +| | [Documentation] | Setup single link path with X-connect +| | ... | and send ICMPv6 packet. +| | Given Path for 3-node testing is set +| | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['DUT2']} | ${nodes['TG']} +| | And Interfaces in 3-node path are up +| | And L2 setup xconnect on DUT +| | ... | ${dut1_node} | ${dut1_to_tg} | ${dut1_to_dut2} +| | And L2 setup xconnect on DUT +| | ... | ${dut2_node} | ${dut2_to_dut1} | ${dut2_to_tg} +| | When All Vpp Interfaces Ready Wait | ${nodes} +| | Then Send and receive ICMPv6 bidirectionally +| | ... | ${tg_node} | ${tg_to_dut1} | ${tg_to_dut2} + +| VPP forwards ICMPv4 packets through VM via L2 x-connect +| | [Documentation] | Setup double link path with X-connect via Vhost user +| | ... | and send ICMPv4 packet. +| | [Tags] | 3_NODE_DOUBLE_LINK_TOPO | VPP_VM_ENV +| | Given Path for 2-node testing is set +| | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']} +| | And Interfaces in 2-node path are up +| | When VPP Vhost interfaces for L2BD forwarding are setup | ${dut_node} +| | ... | ${sock1} +| | ... | ${sock2} +| | And L2 Setup Xconnect on DUT | ${dut_node} | ${dut_to_tg_if1} | ${vhost_if1} +| | And L2 Setup Xconnect on DUT | ${dut_node} | ${dut_to_tg_if2} | ${vhost_if2} +| | And VM for Vhost L2BD forwarding is setup | ${dut_node} | ${sock1} +| | ... | ${sock2} +| | Then Send and receive ICMPv4 bidirectionally | ${tg_node} | ${tg_to_dut_if1} +| | ... | ${tg_to_dut_if2} +| | [Teardown] | Run Keywords | Show Packet Trace on All DUTs | ${nodes} +| | ... | AND | Stop and Clear QEMU | ${dut_node} | ${vm_node} + +| VPP forwards ICMPv6 packets through VM via L2 x-connect +| | [Documentation] | Setup double link path with X-connect via Vhost user +| | ... | and send ICMPv6 packet. +| | [Tags] | 3_NODE_DOUBLE_LINK_TOPO | VPP_VM_ENV +| | Given Path for 2-node testing is set +| | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']} +| | And Interfaces in 2-node path are up +| | When VPP Vhost interfaces for L2BD forwarding are setup | ${dut_node} +| | ... | ${sock1} +| | ... | ${sock2} +| | And L2 Setup Xconnect on DUT | ${dut_node} | ${dut_to_tg_if1} | ${vhost_if1} +| | And L2 Setup Xconnect on DUT | ${dut_node} | ${dut_to_tg_if2} | ${vhost_if2} +| | And VM for Vhost L2BD forwarding is setup | ${dut_node} | ${sock1} +| | ... | ${sock2} +| | Then Send and receive ICMPv6 bidirectionally | ${tg_node} | ${tg_to_dut_if1} +| | ... | ${tg_to_dut_if2} +| | [Teardown] | Run Keywords | Show Packet Trace on All DUTs | ${nodes} +| | ... | AND | Stop and Clear QEMU | ${dut_node} | ${vm_node} + diff --git a/tests/suites/tagging/qinq_l2_xconnect.robot b/tests/suites/tagging/qinq_l2_xconnect.robot index 856d3accb5..57f61101fd 100644 --- a/tests/suites/tagging/qinq_l2_xconnect.robot +++ b/tests/suites/tagging/qinq_l2_xconnect.robot @@ -47,4 +47,5 @@ | | And Interfaces and VLAN sub-interfaces inter-connected using L2-xconnect | | ... | ${dut1_node} | ${dut1_to_tg} | ${subif_index_1} | | ... | ${dut2_node} | ${dut2_to_tg} | ${subif_index_2} -| | Then Send and receive ICMPv4 | ${tg_node} | ${tg_to_dut1} | ${tg_to_dut2} +| | Then Send and receive ICMP Packet +| | ... | ${tg_node} | ${tg_to_dut1} | ${tg_to_dut2} -- 2.16.6