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-rw-r--r--resources/libraries/python/DPDK/L2fwdTest.py29
1 files changed, 15 insertions, 14 deletions
diff --git a/resources/libraries/python/DPDK/L2fwdTest.py b/resources/libraries/python/DPDK/L2fwdTest.py
index fa2f879492..80a91e2ff6 100644
--- a/resources/libraries/python/DPDK/L2fwdTest.py
+++ b/resources/libraries/python/DPDK/L2fwdTest.py
@@ -11,44 +11,45 @@
# 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.
+"""This module implements functionality which sets L2 forwarding for DPDK on
+DUT 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."""
+ """Setup the DPDK for l2fwd performance test."""
@staticmethod
- def start_the_l2fwd_test(dut_node, cpu_coremask, nb_cores, queue_nums,
+ def start_the_l2fwd_test(dut_node, cpu_cores, 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 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: Is jumbo frames or not.
+ :param jumbo_frames: Are jumbo frames used or not.
:type dut_node: dict
- :type cpu_coremask: str
+ :type cpu_cores: str
:type nb_cores: str
:type queue_nums: str
:type jumbo_frames: str
:returns: none
+ :raises RuntimeError: If the script "run_l2fwd.sh" fails.
"""
+
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)
+ cmd = 'cd {0}/dpdk-tests/dpdk_scripts/ && sudo ./run_l2fwd.sh {1} ' \
+ '{2} {3} {4}'.format(con.REMOTE_FW_DIR, cpu_cores, 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']))
-
+ raise RuntimeError('Failed to execute l2fwd test at node {0}'.
+ format(dut_node['host']))