VPPD: Add L2patch

Signed-off-by: Peter Mikus <pmikus@cisco.com>
Change-Id: Iebdc03e56cf9ecf0322ff5c2c8698e9e3daf4407

2 files changed, 103 insertions, 17 deletions

diff --git a/resources/libraries/python/CoreDumpUtil.py b/resources/libraries/python/CoreDumpUtil.py
index 76084a3cba..3d40ffa25d 100644
--- a/resources/libraries/python/CoreDumpUtil.py
+++ b/resources/libraries/python/CoreDumpUtil.py
@@ -105,6 +105,17 @@ class CoreDumpUtil:
             LimitUtil.set_pid_limit(node, pid, u"core", u"unlimited")
             LimitUtil.get_pid_limit(node, pid)
 
+    def enable_coredump_limit_vpp(self, node):
+        """Enable coredump for VPP PID by setting no core limits on DUT
+        if setting of core limit by this library is enabled.
+
+        :param node: DUT Node in the topology.
+        :type node: dict
+        """
+        if node['type'] == NodeType.DUT and self.is_core_limit_enabled():
+            vpp_pid = DUTSetup.get_vpp_pid(node)
+            self.enable_coredump_limit(node, vpp_pid)
+
     def enable_coredump_limit_vpp_on_all_duts(self, nodes):
         """Enable coredump for all VPP PIDs by setting no core limits on all
         DUTs if setting of core limit by this library is enabled.
@@ -113,9 +124,7 @@ class CoreDumpUtil:
         :type nodes: dict
         """
         for node in nodes.values():
-            if node[u"type"] == NodeType.DUT and self.is_core_limit_enabled():
-                vpp_pid = DUTSetup.get_vpp_pid(node)
-                self.enable_coredump_limit(node, vpp_pid)
+            self.enable_coredump_limit_vpp(node)
 
     def get_core_files_on_all_nodes(self, nodes, disable_on_success=True):
         """Process all core files and remove the original core files on all
@@ -128,17 +137,19 @@ class CoreDumpUtil:
         :type disable_on_success: bool
         """
         for node in nodes.values():
-            command = (
-                f"for f in {Constants.CORE_DUMP_DIR}/*.core; do sudo gdb"
-                f" /usr/bin/vpp ${{f}} -ex 'source -v {Constants.REMOTE_FW_DIR}"
-                f"/resources/tools/scripts/gdb-commands' -ex quit;"
-                f" sudo rm -f ${{f}}; done"
-            )
-            try:
-                exec_cmd_no_error(node, command, timeout=3600)
-                if disable_on_success:
-                    self.set_core_limit_disabled()
-            except RuntimeError:
-                # If compress was not successful ignore error and skip further
-                # processing.
-                continue
+            if node[u"type"] == NodeType.DUT:
+                command = (
+                    f"for f in {Constants.CORE_DUMP_DIR}/*.core; do "
+                    f"sudo gdb /usr/bin/vpp ${{f}} "
+                    f"-ex 'source -v {Constants.REMOTE_FW_DIR}"
+                    f"/resources/tools/scripts/gdb-commands' -ex quit; "
+                    f"sudo rm -f ${{f}}; done"
+                )
+                try:
+                    exec_cmd_no_error(node, command, timeout=3600)
+                    if disable_on_success:
+                        self.set_core_limit_disabled()
+                except RuntimeError:
+                    # If compress was not successful ignore error and skip further
+                    # processing.
+                    continue
diff --git a/tests/vpp/device/l2patch/eth2p-ethip4-l2patch-dev.robot b/tests/vpp/device/l2patch/eth2p-ethip4-l2patch-dev.robot
new file mode 100644
index 0000000000..3829a7249d
--- /dev/null
+++ b/tests/vpp/device/l2patch/eth2p-ethip4-l2patch-dev.robot
@@ -0,0 +1,75 @@
+# Copyright (c) 2019 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 ***
+| Resource | resources/libraries/robot/shared/default.robot
+|
+| Force Tags | 2_NODE_SINGLE_LINK_TOPO | DEVICETEST | HW_ENV | DCR_ENV | SCAPY
+| ... | NIC_Virtual | ETH | L2PATCH | BASE | DRV_VFIO_PCI
+|
+| Suite Setup | Setup suite single link | scapy
+| Test Setup | Setup test
+| Test Teardown | Tear down test | packet_trace
+|
+| Test Template | Local Template
+|
+| Documentation | *L2 cross-connect test cases*
+|
+| ... | *[Top] Network Topologies:* TG-DUT1-TG 2-node circular topology \
+| ... | with single links between nodes.
+| ... | *[Enc] Packet Encapsulations:* Eth-IPv4 for L2 switching of \
+| ... | IPv4. Both apply to all links.
+| ... | *[Cfg] DUT configuration:* DUT1 is configured with L2 patch switching.
+| ... | *[Ver] TG verification:* Test IPv4 packets with IP protocol=61 \
+| ... | are sent in both directions by TG on links to DUT1; on receive TG \
+| ... | verifies packets for correctness and their IPv4 src-addr, \
+| ... | dst-addr and MAC addresses.
+| ... | *[Ref] Applicable standard specifications:* RFC792
+
+*** Variables ***
+| @{plugins_to_enable}= | dpdk_plugin.so
+| ${crypto_type}= | ${None}
+| ${nic_name}= | virtual
+| ${nic_driver}= | vfio-pci
+| ${overhead}= | ${0}
+
+*** Keywords ***
+| Local Template
+| | [Documentation]
+| | ... | [Ver] Make TG send IPv4 packets in both directions between two\
+| | ... | of its interfaces to be switched by DUT to and from docker; verify\
+| | ... | all packets are received.
+| |
+| | ... | *Arguments:*
+| | ... | - frame_size - Framesize in Bytes in integer. Type: integer
+| | ... | - phy_cores - Number of physical cores. Type: integer
+| | ... | - rxq - Number of RX queues, default value: ${None}. Type: integer
+| |
+| | [Arguments] | ${frame_size} | ${phy_cores} | ${rxq}=${None}
+| |
+| | Set Test Variable | \${frame_size}
+| |
+| | Given Set Max Rate And Jumbo
+| | And Add worker threads to all DUTs | ${phy_cores} | ${rxq}
+| | And Pre-initialize layer driver | ${nic_driver}
+| | And Apply startup configuration on all VPP DUTs | with_trace=${True}
+| | When Initialize layer driver | ${nic_driver}
+| | And Initialize layer interface
+| | And Initialize L2 patch
+| | Then Send IPv4 bidirectionally and verify received packets
+| | ... | ${tg} | ${tg_if1} | ${tg_if2}
+
+*** Test Cases ***
+| tc01-64B-ethip4-l2patch-dev
+| | [Tags] | 64B | EXPECTED_FAILING
+| | frame_size=${64} | phy_cores=${0}