def get_adj_mac(nodes_info, dut_node, dut_if1, dut_if2):
"""
Get adjacency MAC addresses of the DUT node.
:param nodes_info: All the nodes info in the topology file.
:param dut_node: Will execute the l3fwd on this node
:param dut_if1: The test link interface 1.
:param dut_if2: The test link interface 2.
:type nodes_info: dict
:type dut_node: dict
:type dut_if1: str
:type dut_if2: str
:returns: Returns MAC addresses of adjacency DUT nodes.
:rtype: str
"""
if_key0 = dut_if1
if_key1 = dut_if2
if_pci0 = Topology.get_interface_pci_addr(dut_node, if_key0)
if_pci1 = Topology.get_interface_pci_addr(dut_node, if_key1)
# detect which is the port 0
if min(if_pci0, if_pci1) != if_pci0:
if_key0, if_key1 = if_key1, if_key0
adj_node0, adj_if_key0 = Topology.get_adjacent_node_and_interface( \
nodes_info, dut_node, if_key0)
adj_node1, adj_if_key1 = Topology.get_adjacent_node_and_interface( \
nodes_info, dut_node, if_key1)
adj_mac0 = Topology.get_interface_mac(adj_node0, adj_if_key0)
adj_mac1 = Topology.get_interface_mac(adj_node1, adj_if_key1)
return adj_mac0, adj_mac1
def get_adj_mac(nodes, node, if1, if2):
"""
Get adjacency MAC addresses of the DUT node.
:param nodes: All the nodes info in the topology file.
:param node: DUT node.
:param if1: The test link interface 1.
:param if2: The test link interface 2.
:type nodes: dict
:type node: dict
:type if1: str
:type if2: str
:returns: Returns MAC addresses of adjacency DUT nodes and PCI
addresses.
:rtype: str
"""
if_key0 = if1
if_key1 = if2
if_pci0 = Topology.get_interface_pci_addr(node, if_key0)
if_pci1 = Topology.get_interface_pci_addr(node, if_key1)
# Detect which is the port 0.
if min(if_pci0, if_pci1) != if_pci0:
if_key0, if_key1 = if_key1, if_key0
L3fwdTest.patch_l3fwd(node, u"patch_l3fwd_flip_routes")
adj_node0, adj_if_key0 = Topology.get_adjacent_node_and_interface(
nodes, node, if_key0
)
adj_node1, adj_if_key1 = Topology.get_adjacent_node_and_interface(
nodes, node, if_key1
)
if_pci0 = Topology.get_interface_pci_addr(node, if_key0)
if_pci1 = Topology.get_interface_pci_addr(node, if_key1)
adj_mac0 = Topology.get_interface_mac(adj_node0, adj_if_key0)
adj_mac1 = Topology.get_interface_mac(adj_node1, adj_if_key1)
return adj_mac0, adj_mac1, if_pci0, if_pci1
def start_the_l3fwd_test(nodes_info, dut_node, dut_if1, dut_if2, nb_cores,
lcores_list, queue_nums, jumbo_frames):
"""
Execute the l3fwd on the dut_node.
:param nodes_info: All the nodes info in the topology file.
:param dut_node: Will execute the l3fwd on this node
:param dut_if1: The test link interface 1.
:param dut_if2: The test link interface 2.
:param nb_cores: The cores number for the forwarding
:param lcores_list: The lcore list string for the l3fwd routing
:param queue_nums: The queues number for the NIC
:param jumbo_frames: Is jumbo frames or not. Accepted: yes / no
:type nodes_info: dict
:type dut_node: dict
:type dut_if1: str
:type dut_if2: str
:type nb_cores: str
:type lcores_list: str
:type queue_nums: str
:type jumbo_frames: str
:return: none
"""
if_key0 = dut_if1
if_key1 = dut_if2
if_pci0 = Topology.get_interface_pci_addr(dut_node, if_key0)
if_pci1 = Topology.get_interface_pci_addr(dut_node, if_key1)
# detect which is the port 0
if min(if_pci0, if_pci1) != if_pci0:
if_key0, if_key1 = if_key1, if_key0
if_pci0, if_pci1 = if_pci1, if_pci0
adj_node0, adj_if_key0 = Topology.get_adjacent_node_and_interface( \
nodes_info, dut_node, if_key0)
adj_node1, adj_if_key1 = Topology.get_adjacent_node_and_interface( \
nodes_info, dut_node, if_key1)
adj_mac0 = Topology.get_interface_mac(adj_node0, adj_if_key0)
adj_mac1 = Topology.get_interface_mac(adj_node1, adj_if_key1)
list_cores = lcores_list.split(',')
# prepare the port config param
index = 0
port_config = ''
for port in range(0, 2):
for queue in range(0, int(queue_nums)):
if int(nb_cores) == 1:
index = 0
temp_str = '({0}, {1}, {2}),'.format(port, queue, \
int(list_cores[index]))
else:
temp_str = '({0}, {1}, {2}),'.format(port, queue, \
int(list_cores[index]))
port_config += temp_str
index = index + 1
port_config_param = port_config.rstrip(',')
ssh = SSH()
ssh.connect(dut_node)
cmd = 'cd {0}/tests/dpdk/dpdk_scripts/ && ./run_l3fwd.sh ' \
'"{1}" "{2}" {3} {4} {5}'.format(con.REMOTE_FW_DIR, lcores_list, \
port_config_param, adj_mac0, adj_mac1, jumbo_frames)
(ret_code, _, stderr) = ssh.exec_command(cmd, timeout=600)
if ret_code != 0:
logger.error('Execute the l3fwd error: {0}'.format(stderr))
raise Exception('Failed to execute l3fwd test at node {0}'.format(
dut_node['host']))
