Make RXQs/TXQs configurable

Change-Id: Ib30bc4697fcba93a6723ee492a59a0523425f623
Signed-off-by: Peter Mikus <pmikus@cisco.com>

2 files changed, 35 insertions, 26 deletions

diff --git a/resources/libraries/python/DPDK/L2fwdTest.py b/resources/libraries/python/DPDK/L2fwdTest.py
index de275f94af..76d1dcb362 100644
--- a/resources/libraries/python/DPDK/L2fwdTest.py
+++ b/resources/libraries/python/DPDK/L2fwdTest.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2019 Cisco and/or its affiliates.
+# Copyright (c) 2020 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:
@@ -16,8 +16,8 @@ DUT nodes.
 """
 
 from resources.libraries.python.Constants import Constants
-from resources.libraries.python.ssh import SSH
-from resources.libraries.python.topology import NodeType, Topology
+from resources.libraries.python.ssh import exec_cmd_no_error
+from resources.libraries.python.topology import NodeType
 
 
 class L2fwdTest:
@@ -25,35 +25,34 @@ class L2fwdTest:
 
     @staticmethod
     def start_the_l2fwd_test(
-            dut_node, cpu_cores, nb_cores, queue_nums, jumbo_frames):
+            node, cpu_cores, nb_cores, queue_nums, jumbo_frames,
+            rxq_size=1024, txq_size=1024):
         """
-        Execute the l2fwd on the dut_node.
+        Execute the l2fwd on the DUT node.
 
-        :param dut_node: Will execute the l2fwd on this node.
+        :param node: Will execute the l2fwd on this node.
         :param cpu_cores: The DPDK run cores.
         :param nb_cores: The cores number for the forwarding.
         :param queue_nums: The queues number for the NIC.
         :param jumbo_frames: Indication if the jumbo frames are used (True) or
-                             not (False).
-        :type dut_node: dict
+            not (False).
+        :param rxq_size: RXQ size. Default=1024.
+        :param txq_size: TXQ size. Default=1024.
+        :type node: dict
         :type cpu_cores: str
         :type nb_cores: str
         :type queue_nums: str
         :type jumbo_frames: bool
+        :type rxq_size: int
+        :type txq_size: int
         :raises RuntimeError: If the script "run_l2fwd.sh" fails.
         """
-        if dut_node[u"type"] == NodeType.DUT:
-            ssh = SSH()
-            ssh.connect(dut_node)
-
-            arch = Topology.get_node_arch(dut_node)
+        if node[u"type"] == NodeType.DUT:
             jumbo = u"yes" if jumbo_frames else u"no"
-            cmd = f"{Constants.REMOTE_FW_DIR}/tests/dpdk/dpdk_scripts" \
+            command = f"{Constants.REMOTE_FW_DIR}/tests/dpdk/dpdk_scripts" \
                 f"/run_l2fwd.sh {cpu_cores} {nb_cores} {queue_nums} {jumbo} " \
-                f"{arch}"
+                f"{rxq_size} {txq_size}"
+
+            message = f"Failed to execute l2fwd test at node {node['host']}"
 
-            ret_code, _, _ = ssh.exec_command_sudo(cmd, timeout=1800)
-            if ret_code != 0:
-                raise RuntimeError(
-                    f"Failed to execute l2fwd test at node {dut_node['host']}"
-                )
+            exec_cmd_no_error(node, command, timeout=1800, message=message)
diff --git a/resources/libraries/python/InterfaceUtil.py b/resources/libraries/python/InterfaceUtil.py
index ad76eac4f8..0333c9c092 100644
--- a/resources/libraries/python/InterfaceUtil.py
+++ b/resources/libraries/python/InterfaceUtil.py
@@ -1132,16 +1132,21 @@ class InterfaceUtil:
             )
 
     @staticmethod
-    def vpp_create_avf_interface(node, if_key, num_rx_queues=None):
+    def vpp_create_avf_interface(
+            node, if_key, num_rx_queues=None, rxq_size=0, txq_size=0):
         """Create AVF interface on VPP node.
 
         :param node: DUT node from topology.
         :param if_key: Interface key from topology file of interface
             to be bound to i40evf driver.
         :param num_rx_queues: Number of RX queues.
+        :param rxq_size: Size of RXQ (0 = Default API; 512 = Default VPP).
+        :param txq_size: Size of TXQ (0 = Default API; 512 = Default VPP).
         :type node: dict
         :type if_key: str
         :type num_rx_queues: int
+        :type rxq_size: int
+        :type txq_size: int
         :returns: AVF interface key (name) in topology.
         :rtype: str
         :raises RuntimeError: If it is not possible to create AVF interface on
@@ -1157,8 +1162,8 @@ class InterfaceUtil:
             pci_addr=InterfaceUtil.pci_to_int(vf_pci_addr),
             enable_elog=0,
             rxq_num=int(num_rx_queues) if num_rx_queues else 0,
-            rxq_size=0,
-            txq_size=0
+            rxq_size=rxq_size,
+            txq_size=txq_size
         )
         err_msg = f"Failed to create AVF interface on host {node[u'host']}"
         with PapiSocketExecutor(node) as papi_exec:
@@ -1173,17 +1178,22 @@ class InterfaceUtil:
 
     @staticmethod
     def vpp_create_rdma_interface(
-            node, if_key, num_rx_queues=None, mode=u"auto"):
+            node, if_key, num_rx_queues=None, rxq_size=0, txq_size=0,
+            mode=u"auto"):
         """Create RDMA interface on VPP node.
 
         :param node: DUT node from topology.
         :param if_key: Physical interface key from topology file of interface
             to be bound to rdma-core driver.
         :param num_rx_queues: Number of RX queues.
+        :param rxq_size: Size of RXQ (0 = Default API; 512 = Default VPP).
+        :param txq_size: Size of TXQ (0 = Default API; 512 = Default VPP).
         :param mode: RDMA interface mode - auto/ibv/dv.
         :type node: dict
         :type if_key: str
         :type num_rx_queues: int
+        :type rxq_size: int
+        :type txq_size: int
         :type mode: str
         :returns: Interface key (name) in topology file.
         :rtype: str
@@ -1196,8 +1206,8 @@ class InterfaceUtil:
             name=InterfaceUtil.pci_to_eth(node, pci_addr),
             host_if=InterfaceUtil.pci_to_eth(node, pci_addr),
             rxq_num=int(num_rx_queues) if num_rx_queues else 0,
-            rxq_size=1024,
-            txq_size=1024,
+            rxq_size=rxq_size,
+            txq_size=txq_size,
             mode=getattr(RdmaMode,f"RDMA_API_MODE_{mode.upper()}").value,
         )
         err_msg = f"Failed to create RDMA interface on host {node[u'host']}"