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authorPeter Mikus <pmikus@cisco.com>2019-04-08 12:31:25 +0000
committerVratko Polak <vrpolak@cisco.com>2019-04-12 16:10:52 +0000
commit96a3c5c7ace8357d26e833a46845486787aa75c3 (patch)
treeaa3448ac3d1ff8c49915fd66ca65366eef66d5bc /resources/libraries/python
parent5ce709e1a3d91c0d077855e5e6614034c8d8e8df (diff)
Convert existing nf_density testpmd-mac into KernelVM
Change-Id: I9ec1701d9012de59cc42cc5f9a4744f01695ff9a Signed-off-by: Peter Mikus <pmikus@cisco.com>
Diffstat (limited to 'resources/libraries/python')
-rw-r--r--resources/libraries/python/Constants.py3
-rw-r--r--resources/libraries/python/DpdkUtil.py138
-rw-r--r--resources/libraries/python/QemuManager.py15
-rw-r--r--resources/libraries/python/QemuUtils.py76
4 files changed, 160 insertions, 72 deletions
diff --git a/resources/libraries/python/Constants.py b/resources/libraries/python/Constants.py
index 9822f1c3a0..8a22a4288d 100644
--- a/resources/libraries/python/Constants.py
+++ b/resources/libraries/python/Constants.py
@@ -52,6 +52,9 @@ class Constants(object):
# QEMU performance test VM nested image path
QEMU_PERF_VM_IMAGE = '/var/lib/vm/csit-nested-1.7.img'
+ # QEMU performance test VM DPDK path
+ QEMU_PERF_VM_DPDK = '/opt/dpdk-19.02'
+
# TRex install version
TREX_INSTALL_VERSION = '2.35'
diff --git a/resources/libraries/python/DpdkUtil.py b/resources/libraries/python/DpdkUtil.py
index 41c79a84cf..30efbde378 100644
--- a/resources/libraries/python/DpdkUtil.py
+++ b/resources/libraries/python/DpdkUtil.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2018 Cisco and/or its affiliates.
+# Copyright (c) 2019 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:
@@ -28,26 +28,25 @@ class DpdkUtil(object):
:returns: EAL parameters string.
:rtype: str
"""
+ eal_version = '-v'
# Set the hexadecimal bitmask of the cores to run on.
- eal_corelist = '-l {} '.format(args['eal_corelist'])\
+ eal_corelist = '-l {}'.format(
+ args.get('eal_corelist', ''))\
if args.get('eal_corelist', '') else ''
# Set master core.
- eal_master_core = '--master-lcore 0 '
- # Set the number of memory channels to use.
- eal_mem_channels = '-n {} '.format(args['eal_mem_channels'])\
- if args.get('eal_mem_channels', '') else ''
- # Set the memory to allocate on specific sockets (comma separated).
- eal_socket_mem = '--socket-mem {} '.format(args['eal_socket_mem'])\
- if args.get('eal_socket_mem', '') else ''
+ eal_master_core = '--master-lcore 0'
# Load an external driver. Multiple -d options are allowed.
- eal_driver = '-d /usr/lib/librte_pmd_virtio.so '
- eal_options = '-v '\
- + eal_corelist\
- + eal_master_core\
- + eal_mem_channels\
- + eal_socket_mem\
- + eal_driver
- return eal_options
+ eal_driver = '-d /usr/lib/librte_pmd_virtio.so'\
+ if args.get('eal_driver', True) else ''
+ # Run in memory.
+ eal_in_memory = '--in-memory'\
+ if args.get('eal_in_memory', False) else ''
+
+ return ' '.join([eal_version,
+ eal_corelist,
+ eal_master_core,
+ eal_driver,
+ eal_in_memory])
@staticmethod
def get_pmd_options(**args):
@@ -60,65 +59,80 @@ class DpdkUtil(object):
"""
# Set the forwarding mode: io, mac, mac_retry, mac_swap, flowgen,
# rxonly, txonly, csum, icmpecho, ieee1588
- pmd_fwd_mode = '--forward-mode={} '.format(args['pmd_fwd_mode'])\
- if args.get('pmd_fwd_mode', '') else ''
+ pmd_fwd_mode = '--forward-mode={}'.format(
+ args.get('pmd_fwd_mode', 'io')) \
+ if args.get('pmd_fwd_mode', 'io') else ''
# Set the number of packets per burst to N.
- pmd_burst = '--burst=64 '
+ pmd_burst = '--burst=64'
# Set the number of descriptors in the TX rings to N.
- pmd_txd = '--txd={} '.format(args.get('pmd_txd', '256')) \
- if args.get('pmd_txd', '256') else ''
+ pmd_txd = '--txd={}'.format(
+ args.get('pmd_txd', '1024')) \
+ if args.get('pmd_txd', '1024') else ''
# Set the number of descriptors in the RX rings to N.
- pmd_rxd = '--rxd={} '.format(args.get('pmd_rxd', '256')) \
- if args.get('pmd_rxd', '256') else ''
+ pmd_rxd = '--rxd={}'.format(
+ args.get('pmd_rxd', '1024')) \
+ if args.get('pmd_rxd', '1024') else ''
# Set the number of queues in the TX to N.
- pmd_txq = '--txq={} '.format(args.get('pmd_txq', '1')) \
+ pmd_txq = '--txq={}'.format(
+ args.get('pmd_txq', '1')) \
if args.get('pmd_txq', '1') else ''
# Set the number of queues in the RX to N.
- pmd_rxq = '--rxq={} '.format(args.get('pmd_rxq', '1')) \
+ pmd_rxq = '--rxq={}'.format(
+ args.get('pmd_rxq', '1')) \
if args.get('pmd_rxq', '1') else ''
- # Set the hexadecimal bitmask of TX queue flags.
- pmd_txqflags = '--txqflags=0xf00 '
+ # Set the hexadecimal bitmask of TX offloads.
+ pmd_tx_offloads = '--txqflags=0xf00'\
+ if args.get('pmd_tx_offloads', True) else ''
# Set the number of mbufs to be allocated in the mbuf pools.
- pmd_total_num_mbufs = '--total-num-mbufs={} '.format(
- args['pmd_num_mbufs']) if args.get('pmd_num_mbufs', '') else ''
+ pmd_total_num_mbufs = '--total-num-mbufs={}'.format(
+ args.get('pmd_num_mbufs', '')) \
+ if args.get('pmd_num_mbufs', '') else ''
# Set the max packet length.
- pmd_max_pkt_len = "--max-pkt-len={0}".format(args["pmd_max_pkt_len"]) \
+ pmd_max_pkt_len = '--max-pkt-len={}'.format(
+ args.get("pmd_max_pkt_len", "")) \
if args.get("pmd_max_pkt_len", "") else ""
- # Set the hexadecimal bitmask of the ports for forwarding.
- pmd_portmask = '--portmask={} '.format(args['pmd_portmask'])\
- if args.get('pmd_portmask', '') else ''
# Disable hardware VLAN.
- pmd_disable_hw_vlan = '--disable-hw-vlan '\
- if args.get('pmd_disable_hw_vlan', '') else ''
- # Disable RSS (Receive Side Scaling).
- pmd_disable_rss = '--disable-rss '\
- if args.get('pmd_disable_rss', '') else ''
+ pmd_disable_hw_vlan = '--disable-hw-vlan'\
+ if args.get('pmd_disable_hw_vlan', True) else ''
# Set the MAC address XX:XX:XX:XX:XX:XX of the peer port N
- pmd_eth_peer_0 = '--eth-peer={} '.format(args['pmd_eth_peer_0'])\
+ pmd_eth_peer_0 = '--eth-peer={}'.format(
+ args.get('pmd_eth_peer_0', ''))\
if args.get('pmd_eth_peer_0', '') else ''
- pmd_eth_peer_1 = '--eth-peer={} '.format(args['pmd_eth_peer_1'])\
+ pmd_eth_peer_1 = '--eth-peer={}'.format(
+ args.get('pmd_eth_peer_1', ''))\
if args.get('pmd_eth_peer_1', '') else ''
# Set the number of forwarding cores based on coremask.
- pmd_nb_cores = '--nb-cores={} '.format(
- bin(int(args['eal_coremask'], 0)).count('1')-1)\
- if args.get('eal_coremask', '') else ''
- pmd_options = '-- '\
- + pmd_fwd_mode\
- + pmd_burst\
- + pmd_txd\
- + pmd_rxd\
- + pmd_txq\
- + pmd_rxq\
- + pmd_txqflags\
- + pmd_total_num_mbufs\
- + pmd_portmask\
- + pmd_disable_hw_vlan\
- + pmd_disable_rss\
- + pmd_eth_peer_0\
- + pmd_eth_peer_1\
- + pmd_nb_cores\
- + pmd_max_pkt_len
- return pmd_options
+ pmd_nb_cores = '--nb-cores={}'.format(
+ args.get('pmd_nb_cores', ''))\
+ if args.get('pmd_nb_cores', '') else ''
+
+ return ' '.join([pmd_fwd_mode,
+ pmd_burst,
+ pmd_txd,
+ pmd_rxd,
+ pmd_txq,
+ pmd_rxq,
+ pmd_tx_offloads,
+ pmd_total_num_mbufs,
+ pmd_disable_hw_vlan,
+ pmd_eth_peer_0,
+ pmd_eth_peer_1,
+ pmd_max_pkt_len,
+ pmd_nb_cores])
+
+ @staticmethod
+ def get_testpmd_cmdline(**kwargs):
+ """Get DPDK testpmd command line arguments.
+
+ :param args: Key-value testpmd parameters.
+ :type args: dict
+ :returns: Command line string.
+ :rtype: str
+ """
+ eal_options = DpdkUtil.get_eal_options(**kwargs)
+ pmd_options = DpdkUtil.get_pmd_options(**kwargs)
+
+ return 'testpmd {0} -- {1}'.format(eal_options, pmd_options)
@staticmethod
def dpdk_testpmd_start(node, **kwargs):
@@ -135,7 +149,7 @@ class DpdkUtil(object):
ssh = SSH()
ssh.connect(node)
- cmd = "/start-testpmd.sh {0} {1}".format(eal_options, pmd_options)
+ cmd = "/start-testpmd.sh {0} -- {1}".format(eal_options, pmd_options)
exec_cmd_no_error(node, cmd, sudo=True)
ssh.disconnect(node)
diff --git a/resources/libraries/python/QemuManager.py b/resources/libraries/python/QemuManager.py
index e81f0a84ce..55c282bc24 100644
--- a/resources/libraries/python/QemuManager.py
+++ b/resources/libraries/python/QemuManager.py
@@ -26,7 +26,7 @@ __all__ = ["QemuManager"]
def get_affinity_vm(nodes, node, nf_chains=1, nf_nodes=1, nf_chain=1, nf_node=1,
- cpu_count_int=1):
+ cpu_count_int=1, vnf_count_int=1):
"""Get affinity of VM. Result will be used to compute the amount of
CPUs and also affinity.
@@ -37,6 +37,7 @@ def get_affinity_vm(nodes, node, nf_chains=1, nf_nodes=1, nf_chain=1, nf_node=1,
:param nf_chain: Chain ID.
:param nf_node: Node ID.
:param cpu_count_int: Amount of Dataplane threads of vswitch.
+ :param vnf_count_int: Amount of Dataplane threads of vnf.
:type nodes: dict
:type node: dict
:type nf_chains: int
@@ -44,6 +45,7 @@ def get_affinity_vm(nodes, node, nf_chains=1, nf_nodes=1, nf_chain=1, nf_node=1,
:type nf_chain: int
:type nf_node: int
:type cpu_count_int: int
+ :type vnf_count_int: int
:returns: List of CPUs allocated to VM.
:rtype: list
"""
@@ -51,7 +53,7 @@ def get_affinity_vm(nodes, node, nf_chains=1, nf_nodes=1, nf_chain=1, nf_node=1,
dut_mc = 1
dut_dc = cpu_count_int
skip_cnt = sut_sc + dut_mc + dut_dc
- dtc = cpu_count_int
+ dtc = vnf_count_int
interface_list = []
interface_list.append(
@@ -95,7 +97,8 @@ class QemuManager(object):
nf_chains = int(kwargs['nf_chains'])
nf_nodes = int(kwargs['nf_nodes'])
queues = kwargs['rxq_count_int'] if kwargs['auto_scale'] else 1
- cpu_count_int = kwargs['cpu_count_int'] if kwargs['auto_scale'] else 1
+ cpu_count_int = kwargs['cpu_count_int']
+ vnf_count_int = kwargs['cpu_count_int'] if kwargs['auto_scale'] else 1
img = Constants.QEMU_PERF_VM_KERNEL
@@ -113,7 +116,7 @@ class QemuManager(object):
self.machines_affinity[name] = get_affinity_vm(
nodes=self.nodes, node=node, nf_chains=nf_chains,
nf_nodes=nf_nodes, nf_chain=nf_chain, nf_node=nf_node,
- cpu_count_int=cpu_count_int)
+ cpu_count_int=cpu_count_int, vnf_count_int=vnf_count_int)
self.machines[name] = QemuUtils(
node=self.nodes[node], qemu_id=qemu_id,
@@ -123,7 +126,9 @@ class QemuManager(object):
mac1='52:54:00:00:{id:02x}:01'.format(id=qemu_id),
mac2='52:54:00:00:{id:02x}:02'.format(id=qemu_id),
vif1_mac=vif1_mac,
- vif2_mac=vif2_mac)
+ vif2_mac=vif2_mac,
+ queues=queues,
+ jumbo_frames=kwargs['jumbo'])
self.machines[name].qemu_add_vhost_user_if(
sock1, jumbo_frames=kwargs['jumbo'], queues=queues,
queue_size=1024)
diff --git a/resources/libraries/python/QemuUtils.py b/resources/libraries/python/QemuUtils.py
index e4a1256fea..193390c46d 100644
--- a/resources/libraries/python/QemuUtils.py
+++ b/resources/libraries/python/QemuUtils.py
@@ -24,6 +24,7 @@ from distutils.version import StrictVersion
from robot.api import logger
from resources.libraries.python.ssh import exec_cmd, exec_cmd_no_error
from resources.libraries.python.Constants import Constants
+from resources.libraries.python.DpdkUtil import DpdkUtil
from resources.libraries.python.DUTSetup import DUTSetup
from resources.libraries.python.topology import NodeType, Topology
from resources.libraries.python.VppConfigGenerator import VppConfigGenerator
@@ -81,7 +82,7 @@ class QemuUtils(object):
# Use one instance of class per tests.
ROBOT_LIBRARY_SCOPE = 'TEST CASE'
- def __init__(self, node=None, qemu_id=1, smp=1, mem=512, vnf=None,
+ def __init__(self, node, qemu_id=1, smp=1, mem=512, vnf=None,
img='/var/lib/vm/vhost-nested.img', bin_path='/usr/bin'):
"""Initialize QemuUtil class.
@@ -245,8 +246,9 @@ class QemuUtils(object):
format(smp=self._opt.get('smp')-1))
vpp_config.add_dpdk_dev('0000:00:06.0', '0000:00:07.0')
vpp_config.add_dpdk_log_level('debug')
- vpp_config.add_dpdk_no_tx_checksum_offload()
- vpp_config.add_dpdk_no_multi_seg()
+ if not kwargs['jumbo_frames']:
+ vpp_config.add_dpdk_no_multi_seg()
+ vpp_config.add_dpdk_no_tx_checksum_offload()
vpp_config.add_plugin('disable', 'default')
vpp_config.add_plugin('enable', 'dpdk_plugin.so')
vpp_config.apply_config(startup, restart_vpp=False)
@@ -263,6 +265,59 @@ class QemuUtils(object):
format(out=src.safe_substitute(**kwargs),
running=running))
+ def create_kernelvm_config_testpmd_io(self, **kwargs):
+ """Create QEMU testpmd-io command line.
+
+ :param kwargs: Key-value pairs to construct command line parameters.
+ :type kwargs: dict
+ """
+ testpmd_path = ('{path}/{arch}-native-linuxapp-gcc/app'.
+ format(path=Constants.QEMU_PERF_VM_DPDK,
+ arch=Topology.get_node_arch(self._node)))
+ testpmd_cmd = DpdkUtil.get_testpmd_cmdline(
+ eal_corelist='0-{smp}'.format(smp=self._opt.get('smp') - 1),
+ eal_driver=False,
+ eal_in_memory=True,
+ pmd_num_mbufs=16384,
+ pmd_rxq=kwargs['queues'],
+ pmd_txq=kwargs['queues'],
+ pmd_tx_offloads=False,
+ pmd_disable_hw_vlan=False,
+ pmd_max_pkt_len=9200 if kwargs['jumbo_frames'] else None,
+ pmd_nb_cores=str(self._opt.get('smp') - 1))
+
+ self._opt['vnf_bin'] = ('{testpmd_path}/{testpmd_cmd}'.
+ format(testpmd_path=testpmd_path,
+ testpmd_cmd=testpmd_cmd))
+
+ def create_kernelvm_config_testpmd_mac(self, **kwargs):
+ """Create QEMU testpmd-mac command line.
+
+ :param kwargs: Key-value pairs to construct command line parameters.
+ :type kwargs: dict
+ """
+ testpmd_path = ('{path}/{arch}-native-linuxapp-gcc/app'.
+ format(path=Constants.QEMU_PERF_VM_DPDK,
+ arch=Topology.get_node_arch(self._node)))
+ testpmd_cmd = DpdkUtil.get_testpmd_cmdline(
+ eal_corelist='0-{smp}'.format(smp=self._opt.get('smp') - 1),
+ eal_driver=False,
+ eal_in_memory=True,
+ pmd_num_mbufs=16384,
+ pmd_fwd_mode='mac',
+ pmd_eth_peer_0='0,{mac}'.format(mac=kwargs['vif1_mac']),
+ pmd_eth_peer_1='1,{mac}'.format(mac=kwargs['vif2_mac']),
+ pmd_rxq=kwargs['queues'],
+ pmd_txq=kwargs['queues'],
+ pmd_tx_offloads=False,
+ pmd_disable_hw_vlan=False,
+ pmd_max_pkt_len=9200 if kwargs['jumbo_frames'] else None,
+ pmd_nb_cores=str(self._opt.get('smp') - 1))
+
+ self._opt['vnf_bin'] = ('{testpmd_path}/{testpmd_cmd}'.
+ format(testpmd_path=testpmd_path,
+ testpmd_cmd=testpmd_cmd))
+
def create_kernelvm_init(self, **kwargs):
"""Create QEMU init script.
@@ -290,6 +345,10 @@ class QemuUtils(object):
"""
if 'vpp' in self._opt.get('vnf'):
self.create_kernelvm_config_vpp(**kwargs)
+ elif 'testpmd_io' in self._opt.get('vnf'):
+ self.create_kernelvm_config_testpmd_io(**kwargs)
+ elif 'testpmd_mac' in self._opt.get('vnf'):
+ self.create_kernelvm_config_testpmd_mac(**kwargs)
else:
raise RuntimeError('QEMU: Unsupported VNF!')
self.create_kernelvm_init(vnf_bin=self._opt.get('vnf_bin'))
@@ -302,7 +361,7 @@ class QemuUtils(object):
"""
command = ("grep -rwl 'CPU' /proc/$(sudo cat {pidfile})/task/*/comm ".
format(pidfile=self._temp.get('pidfile')))
- command += (r"| xargs dirname | sed -e 's/\/.*\///g'")
+ command += (r"| xargs dirname | sed -e 's/\/.*\///g' | uniq")
stdout, _ = exec_cmd_no_error(self._node, command)
return stdout.splitlines()
@@ -527,6 +586,8 @@ class QemuUtils(object):
:param retries: Number of retries.
:type retries: int
"""
+ vpp_ver = VPPUtil.vpp_show_version(self._node)
+
for _ in range(retries):
command = ('tail -1 {log}'.format(log=self._temp.get('log')))
stdout = None
@@ -535,8 +596,11 @@ class QemuUtils(object):
sleep(1)
except RuntimeError:
pass
- if VPPUtil.vpp_show_version(self._node) in stdout:
+ if vpp_ver in stdout or 'Press enter to exit' in stdout:
break
+ if 'reboot: Power down' in stdout:
+ raise RuntimeError('QEMU: NF failed to run on {host}!'.
+ format(host=self._node['host']))
else:
raise RuntimeError('QEMU: Timeout, VM not booted on {host}!'.
format(host=self._node['host']))
@@ -599,6 +663,7 @@ class QemuUtils(object):
format(pidfile=self._temp.get('pidfile')), sudo=True)
for value in self._temp.values():
+ exec_cmd(self._node, 'cat {value}'.format(value=value), sudo=True)
exec_cmd(self._node, 'rm -f {value}'.format(value=value), sudo=True)
def qemu_kill_all(self):
@@ -606,6 +671,7 @@ class QemuUtils(object):
exec_cmd(self._node, 'pkill -SIGKILL qemu', sudo=True)
for value in self._temp.values():
+ exec_cmd(self._node, 'cat {value}'.format(value=value), sudo=True)
exec_cmd(self._node, 'rm -f {value}'.format(value=value), sudo=True)
def qemu_version(self, version=None):