# limitations under the License.
-"""
-This module exists to provide the init DPDK.
-"""
+"""This module implements initialization and cleanup of DPDK environment."""
from resources.libraries.python.ssh import SSH
from resources.libraries.python.constants import Constants as con
from resources.libraries.python.topology import Topology
+
class DPDKTools(object):
- """Test the DPDK l2fwd performance."""
+ """This class implements:
+ - Initialization of DPDK environment,
+ - Cleanup of DPDK environment.
+ """
@staticmethod
def initialize_dpdk_environment(dut_node, dut_if1, dut_if2):
:type dut_if1: str
:type dut_if2: str
:returns: none
+ :raises RuntimeError: If it fails to bind the interfaces to igb_uio.
"""
pci_address1 = Topology.get_interface_pci_addr(dut_node, dut_if1)
pci_address2 = Topology.get_interface_pci_addr(dut_node, dut_if2)
ssh = SSH()
ssh.connect(dut_node)
- cmd = 'cd {0}/dpdk-tests/dpdk_scripts/ && sudo ./init_dpdk.sh {1} {2}' \
+ cmd = 'cd {0}/tests/dpdk/dpdk_scripts/ && sudo ./init_dpdk.sh {1} {2}' \
.format(con.REMOTE_FW_DIR, pci_address1, pci_address2)
(ret_code, _, _) = ssh.exec_command(cmd, timeout=600)
if ret_code != 0:
- raise Exception('Failed to bind the interfaces to igb_uio ' \
- 'at node {0}'.format(dut_node['host']))
+ raise RuntimeError('Failed to bind the interfaces to igb_uio at '
+ 'node {0}'.format(dut_node['host']))
@staticmethod
def cleanup_dpdk_environment(dut_node, dut_if1, dut_if2):
:type dut_if1: str
:type dut_if2: str
:returns: none
+ :raises RuntimeError: If it fails to cleanup the dpdk.
"""
pci_address1 = Topology.get_interface_pci_addr(dut_node, dut_if1)
if1_driver = Topology.get_interface_driver(dut_node, dut_if1)
ssh = SSH()
ssh.connect(dut_node)
- cmd = 'cd {0}/dpdk-tests/dpdk_scripts/ && sudo ./cleanup_dpdk.sh ' \
- '{1} {2} {3} {4}'.format(con.REMOTE_FW_DIR, if1_driver, \
- pci_address1, if2_driver, pci_address2)
+ cmd = 'cd {0}/tests/dpdk/dpdk_scripts/ && sudo ./cleanup_dpdk.sh ' \
+ '{1} {2} {3} {4}'.format(con.REMOTE_FW_DIR, if1_driver,
+ pci_address1, if2_driver, pci_address2)
(ret_code, _, _) = ssh.exec_command(cmd, timeout=600)
if ret_code != 0:
- raise Exception('Failed to cleanup the dpdk at node {0}'
- .format(dut_node['host']))
+ raise RuntimeError('Failed to cleanup the dpdk at node {0}'
+ .format(dut_node['host']))