Add the DPDK l2fwd performance test cases.

[csit.git] / resources / libraries / python / DPDK / L2fwdTest.py

diff --git a/resources/libraries/python/DPDK/L2fwdTest.py b/resources/libraries/python/DPDK/L2fwdTest.py
new file mode 100644 (file)
index 0000000..fa2f879
--- /dev/null
+++ b/resources/libraries/python/DPDK/L2fwdTest.py
@@ -0,0 +1,54 @@
+# 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.
+
+
+"""
+This module exists to provide the l2fwd test for DPDK on topology nodes.
+"""
+
+from resources.libraries.python.ssh import SSH
+from resources.libraries.python.constants import Constants as con
+
+class L2fwdTest(object):
+    """Test the DPDK l2fwd performance."""
+
+    @staticmethod
+    def start_the_l2fwd_test(dut_node, cpu_coremask, nb_cores, queue_nums,
+                             jumbo_frames):
+        """
+        Execute the l2fwd on the dut_node.
+
+        :param dut_node: Will execute the l2fwd on this node.
+        :param cpu_coremask: The DPDK run core mask.
+        :param nb_cores: The cores number for the forwarding.
+        :param queue_nums: The queues number for the NIC.
+        :param jumbo_frames: Is jumbo frames or not.
+        :type dut_node: dict
+        :type cpu_coremask: str
+        :type nb_cores: str
+        :type queue_nums: str
+        :type jumbo_frames: str
+        :returns: none
+        """
+        ssh = SSH()
+        ssh.connect(dut_node)
+
+        cmd = 'cd {0}/dpdk-tests/dpdk_scripts/ && sudo ./run_l2fwd.sh ' \
+              '{1} {2} {3} {4}'.format(con.REMOTE_FW_DIR, cpu_coremask, \
+              nb_cores, queue_nums, jumbo_frames)
+
+        (ret_code, _, _) = ssh.exec_command(cmd, timeout=600)
+        if ret_code != 0:
+            raise Exception('Failed to execute l2fwd test at node {0}'
+                            .format(dut_node['host']))
+