class TestDdpGtp(TestCase):
def set_up_all(self):
self.verify(self.nic in ['fortville_25g'],
'ddp gtp can not support %s nic' % self.nic)
self.dut_ports = self.dut.get_ports(self.nic)
self.verify(len(self.dut_ports) >= 1, "Insufficient ports")
self.vm0 = None
self.env_done = False
profile_file = 'dep/gtp.pkgo'
profile_dst = "/tmp/"
self.dut.session.copy_file_to(profile_file, profile_dst)
PF_Q_strip = 'CONFIG_RTE_LIBRTE_I40E_QUEUE_NUM_PER_PF'
VF_Q_strip = 'CONFIG_RTE_LIBRTE_I40E_QUEUE_NUM_PER_VF'
self.PF_QUEUE = self.search_queue_number(PF_Q_strip)
self.VF_QUEUE = self.search_queue_number(VF_Q_strip)
def set_up(self):
self.setup_vm_env()
self.load_profile()
def search_queue_number(self, Q_strip):
"""
Search max queue number from configuration.
"""
out = self.dut.send_expect("cat config/common_base", "]# ", 10)
pattern = "(%s=)(\d*)" % Q_strip
s = re.compile(pattern)
res = s.search(out)
if res is None:
print utils.RED('Search no queue number.')
return None
else:
queue = res.group(2)
return int(queue)
def bind_nic_driver(self, ports, driver=""):
if driver == "igb_uio":
for port in ports:
netdev = self.dut.ports_info[port]['port']
driver = netdev.get_nic_driver()
if driver != 'igb_uio':
netdev.bind_driver(driver='igb_uio')
else:
for port in ports:
netdev = self.dut.ports_info[port]['port']
driver_now = netdev.get_nic_driver()
if driver == "":
driver = netdev.default_driver
if driver != driver_now:
netdev.bind_driver(driver=driver)
def setup_vm_env(self, driver='igb_uio'):
"""
Create testing environment with VF generated from 1PF
"""
if self.env_done is False:
self.bind_nic_driver(self.dut_ports[:1], driver="igb_uio")
self.used_dut_port = self.dut_ports[0]
tester_port = self.tester.get_local_port(self.used_dut_port)
self.tester_intf = self.tester.get_interface(tester_port)
self.dut.generate_sriov_vfs_by_port(self.used_dut_port,
1,
driver=driver)
self.sriov_vfs_port = self.dut.ports_info[
self.used_dut_port]['vfs_port']
for port in self.sriov_vfs_port:
port.bind_driver('pci-stub')
time.sleep(1)
self.dut_testpmd = PmdOutput(self.dut)
time.sleep(1)
vf0_prop = {'opt_host': self.sriov_vfs_port[0].pci}
# set up VM0 ENV
self.vm0 = QEMUKvm(self.dut, 'vm0', 'ddp_gtp')
self.vm0.set_vm_device(driver='pci-assign', **vf0_prop)
try:
self.vm0_dut = self.vm0.start()
if self.vm0_dut is None:
raise Exception("Set up VM0 ENV failed!")
except Exception as e:
self.destroy_vm_env()
raise Exception(e)
self.vm0_dut_ports = self.vm0_dut.get_ports('any')
self.vm0_testpmd = PmdOutput(self.vm0_dut)
self.env_done = True
def destroy_vm_env(self):
if getattr(self, 'vm0', None):
self.vm0_dut.kill_all()
self.vm0_testpmd = None
self.vm0_dut_ports = None
# destroy vm0
self.vm0.stop()
self.vm0 = None
if getattr(self, 'used_dut_port', None):
self.dut.destroy_sriov_vfs_by_port(self.used_dut_port)
port = self.dut.ports_info[self.used_dut_port]['port']
self.used_dut_port = None
self.env_done = False
def load_profile(self):
"""
Load profile to update FVL configuration tables, profile will be
stored in binary file and need to be passed to AQ to program FVL
during initialization stage.
"""
self.dut_testpmd.start_testpmd(
"Default", "--pkt-filter-mode=perfect --port-topology=chained \
--txq=%s --rxq=%s" % (self.PF_QUEUE, self.PF_QUEUE))
self.vm0_testpmd.start_testpmd(
VM_CORES_MASK, "--port-topology=chained --txq=%s --rxq=%s" %
(self.VF_QUEUE, self.VF_QUEUE))
self.dut_testpmd.execute_cmd('port stop all')
time.sleep(1)
out = self.dut_testpmd.execute_cmd('ddp get list 0')
self.dut_testpmd.execute_cmd('ddp add 0 /tmp/gtp.pkgo')
out = self.dut_testpmd.execute_cmd('ddp get list 0')
self.verify("Profile number is: 1" in out,
"Failed to load ddp profile!!!")
self.dut_testpmd.execute_cmd('port start all')
time.sleep(1)
self.dut_testpmd.execute_cmd('set fwd rxonly')
self.dut_testpmd.execute_cmd('set verbose 1')
self.dut_testpmd.execute_cmd('start')
self.vm0_testpmd.execute_cmd('set fwd rxonly')
self.vm0_testpmd.execute_cmd('set verbose 1')
self.vm0_testpmd.execute_cmd('start')
def gtp_packets(self,
type='fdir',
tunnel_pkt='gtpu',
inner_L3='ipv4',
match_opt='matched',
chk='',
teid=0xF):
"""
Generate different GTP types according to different parameters.
Input:
filter type: includes flow director and cloud filter
tunnel packet: includes GTPC and GTPU
inner_L3: GTPC has no inner L3. GTPU has no, IPV4 and IPV6 inner L3.
match_opt: PF or VSIs receive match packets to configured queue, but
receive not match packets to queue 0. Flow director
directs different TEIDs, inner L3 GTP packets to different
queues. Cloud filter directs different TEIDs GTP packets
to different queues.
chk: checksum
teid: GTP teid
"""
pkts = []
pkts_gtpc_pay = {
'IPV4/GTPC':
'Ether()/IP()/UDP(%sdport=2123)/GTP_U_Header(teid=%s)/Raw("X"*20)'
% (chk, teid),
'IPV6/GTPC':
'Ether()/IPv6()/UDP(%sdport=2123)/GTP_U_Header(teid=%s)/Raw("X"*20)'
% (chk, teid)
}
pkts_gtpu_pay = {
'IPV4/GTPU':
'Ether()/IP()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/Raw("X"*20)'
% (chk, teid),
'IPV6/GTPU':
'Ether()/IPv6()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/Raw("X"*20)'
% (chk, teid)
}
pkts_gtpu_ipv4 = {
'IPV4/GTPU/IPV4':
'Ether()/IP()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IP()/Raw("X"*20)'
% (chk, teid),
'IPV4/GTPU/IPV4/FRAG':
'Ether()/IP()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IP(frag=5)/Raw("X"*20)'
% (chk, teid),
'IPV4/GTPU/IPV4/UDP':
'Ether()/IP()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IP()/UDP()/Raw("X"*20)'
% (chk, teid),
'IPV4/GTPU/IPV4/TCP':
'Ether()/IP()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IP()/TCP()/Raw("X"*20)'
% (chk, teid),
'IPV4/GTPU/IPV4/SCTP':
'Ether()/IP()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IP()/SCTP()/Raw("X"*20)'
% (chk, teid),
'IPV4/GTPU/IPV4/ICMP':
'Ether()/IP()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IP()/ICMP()/Raw("X"*20)'
% (chk, teid),
'IPV6/GTPU/IPV4':
'Ether()/IPv6()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IP()/Raw("X"*20)'
% (chk, teid),
'IPV6/GTPU/IPV4/FRAG':
'Ether()/IPv6()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IP(frag=5)/Raw("X"*20)'
% (chk, teid),
'IPV6/GTPU/IPV4/UDP':
'Ether()/IPv6()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IP()/UDP()/Raw("X"*20)'
% (chk, teid),
'IPV6/GTPU/IPV4/TCP':
'Ether()/IPv6()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IP()/TCP()/Raw("X"*20)'
% (chk, teid),
'IPV6/GTPU/IPV4/SCTP':
'Ether()/IPv6()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IP()/SCTP()/Raw("X"*20)'
% (chk, teid),
'IPV6/GTPU/IPV4/ICMP':
'Ether()/IPv6()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IP()/ICMP()/Raw("X"*20)'
% (chk, teid)
}
pkts_gtpu_ipv6 = {
'IPV4/GTPU/IPV6/FRAG':
'Ether()/IP()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IPv6()/IPv6ExtHdrFragment()/Raw("X"*20)'
% (chk, teid),
'IPV4/GTPU/IPV6':
'Ether()/IP()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IPv6()/Raw("X"*20)'
% (chk, teid),
'IPV4/GTPU/IPV6/UDP':
'Ether()/IP()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IPv6()/UDP()/Raw("X"*20)'
% (chk, teid),
'IPV4/GTPU/IPV6/TCP':
'Ether()/IP()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IPv6()/TCP()/Raw("X"*20)'
% (chk, teid),
'IPV4/GTPU/IPV6/SCTP':
'Ether()/IP()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IPv6()/SCTP()/Raw("X"*20)'
% (chk, teid),
'IPV4/GTPU/IPV6/ICMP':
'Ether()/IP()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IPv6(nh=58)/ICMP()/Raw("X"*20)'
% (chk, teid),
'IPV6/GTPU/IPV6/FRAG':
'Ether()/IPv6()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IPv6()/IPv6ExtHdrFragment()/Raw("X"*20)'
% (chk, teid),
'IPV6/GTPU/IPV6':
'Ether()/IPv6()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IPv6()/Raw("X"*20)'
% (chk, teid),
'IPV6/GTPU/IPV6/UDP':
'Ether()/IPv6()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IPv6()/UDP()/Raw("X"*20)'
% (chk, teid),
'IPV6/GTPU/IPV6/TCP':
'Ether()/IPv6()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IPv6()/TCP()/Raw("X"*20)'
% (chk, teid),
'IPV6/GTPU/IPV6/SCTP':
'Ether()/IPv6()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IPv6()/SCTP()/Raw("X"*20)'
% (chk, teid),
'IPV6/GTPU/IPV6/ICMP':
'Ether()/IPv6()/UDP(%sdport=2152)/GTP_U_Header(teid=%s)/IPv6(nh=58)/ICMP()/Raw("X"*20)'
% (chk, teid)
}
if match_opt == 'matched':
if tunnel_pkt is 'gtpc' and inner_L3 is None:
pkts = pkts_gtpc_pay
if tunnel_pkt is 'gtpu' and inner_L3 is None:
pkts = pkts_gtpu_pay
if tunnel_pkt is 'gtpu' and inner_L3 is 'ipv4':
pkts = pkts_gtpu_ipv4
if tunnel_pkt is 'gtpu' and inner_L3 is 'ipv6':
pkts = pkts_gtpu_ipv6
if match_opt == 'not matched':
if type is 'fdir':
if tunnel_pkt is 'gtpc' and inner_L3 is None:
pkts = dict(pkts_gtpu_pay.items() +
pkts_gtpu_ipv4.items() +
pkts_gtpu_ipv6.items())
if tunnel_pkt is 'gtpu' and inner_L3 is None:
pkts = dict(pkts_gtpc_pay.items() +
pkts_gtpu_ipv4.items() +
pkts_gtpu_ipv6.items())
if tunnel_pkt is 'gtpu' and inner_L3 is 'ipv4':
pkts = dict(pkts_gtpc_pay.items() + pkts_gtpu_pay.items() +
pkts_gtpu_ipv6.items())
if tunnel_pkt is 'gtpu' and inner_L3 is 'ipv6':
pkts = dict(pkts_gtpc_pay.items() + pkts_gtpu_pay.items() +
pkts_gtpu_ipv4.items())
if type is 'clfter':
if tunnel_pkt is 'gtpc':
pkts = dict(pkts_gtpu_pay.items() +
pkts_gtpu_ipv4.items() +
pkts_gtpu_ipv6.items())
if tunnel_pkt is 'gtpu':
pkts = pkts_gtpc_pay
return pkts
def gtp_test(self,
type='fdir',
port='pf',
tunnel_pkt='gtpu',
inner_L3='ipv4'):
"""
Send GTP packet to dut, receive packet from configured queue.
Input: filter type, port type, packet type, inner L3 type
"""
queue = random.randint(1, self.PF_QUEUE - 1)
if port != 'pf':
queue = random.randint(1, self.VF_QUEUE - 1)
random_teid = random.randint(0x0, 0xFFFFFFFF)
correct_teid = hex(random_teid)
wrong_teid = hex((random_teid + 2) % int(0xFFFFFFFF))
if type is 'fdir':
if inner_L3 is None:
self.dut_testpmd.execute_cmd(
'flow create 0 ingress pattern eth / ipv4 / udp / \
%s teid is %s / end actions queue index %d / end' %
(tunnel_pkt, correct_teid, queue))
else:
self.dut_testpmd.execute_cmd(
'flow create 0 ingress pattern eth / ipv4 / udp / \
%s teid is %s / %s / end actions queue index %d / end' %
(tunnel_pkt, correct_teid, inner_L3, queue))
if type is 'clfter':
self.dut_testpmd.execute_cmd(
'flow create 0 ingress pattern eth / ipv4 / udp / \
%s teid is %s / end actions %s / queue index %d / end' %
(tunnel_pkt, correct_teid, port, queue))
for match_opt in ['matched', 'not matched']:
teid = correct_teid
pkts = []
for teid_opt in ['correct teid', 'wrong teid']:
chk = ''
for chksum_opt in ['good chksum', 'bad chksum']:
pkts = self.gtp_packets(type, tunnel_pkt, inner_L3,
match_opt, chk, teid)
for packet_type in pkts.keys():
self.tester.scapy_append(
'sendp([%s], iface="%s")' %
(pkts[packet_type], self.tester_intf))
self.tester.scapy_execute()
if port is 'pf':
out = self.dut.get_session_output(timeout=2)
else:
out = self.vm0_dut.get_session_output(timeout=2)
self.verify(
"port 0/queue %d" % queue in out,
"Failed to receive packet in this queue!!!")
if port is 'pf':
layerparams = [
'L3_', 'TUNNEL_', 'INNER_L3_', 'INNER_L4_'
]
ptypes = packet_type.split('/')
endparams = [
'_EXT_UNKNOWN', '', '_EXT_UNKNOWN', ''
]
for layerparam, ptype, endparam in zip(
layerparams, ptypes, endparams):
layer_type = layerparam + ptype + endparam
self.verify(
layer_type in out,
"Failed to output ptype information!!!")
if queue != 0 and type is 'fdir':
self.verify("PKT_RX_FDIR" in out,
"Failed to test flow director!!!")
if teid == wrong_teid or match_opt == 'not matched':
break
chk = 'chksum=0x1234,'
if match_opt == 'not matched':
break
queue = 0
teid = wrong_teid
def test_fdir_gtpc_pf(self):
"""
GTP is supported by NVM with profile updated. Select flow director to
do classfication, send gtpc packet to PF, check PF could receive
packet using configured queue, checksum is good.
"""
self.gtp_test(type='fdir', port='pf', tunnel_pkt='gtpc', inner_L3=None)
def test_fdir_gtpu_pf(self):
"""
GTP is supported by NVM with profile updated. Select flow director to
do classfication, send gtpu packet to PF, check PF could receive
packet using configured queue, checksum is good.
"""
self.gtp_test(type='fdir', port='pf', tunnel_pkt='gtpu', inner_L3=None)
self.gtp_test(type='fdir',
port='pf',
tunnel_pkt='gtpu',
inner_L3='ipv4')
self.gtp_test(type='fdir',
port='pf',
tunnel_pkt='gtpu',
inner_L3='ipv6')
def test_clfter_gtpc_pf(self):
"""
GTP is supported by NVM with profile updated. Select cloud filter,
send gtpc packet to PF, check PF could receive packet using
configured queue, checksum is good.
"""
self.gtp_test(type='clfter',
port='pf',
tunnel_pkt='gtpc',
inner_L3=None)
def test_clfter_gtpu_pf(self):
"""
GTP is supported by NVM with profile updated. Select cloud filter,
send gtpu packet to PF, check PF could receive packet using configured
queue, checksum is good.
"""
self.gtp_test(type='clfter',
port='pf',
tunnel_pkt='gtpu',
inner_L3=None)
self.gtp_test(type='clfter',
port='pf',
tunnel_pkt='gtpu',
inner_L3='ipv4')
self.gtp_test(type='clfter',
port='pf',
tunnel_pkt='gtpu',
inner_L3='ipv6')
def test_clfter_gtpc_vf(self):
"""
GTP is supported by NVM with profile updated. Select cloud filter,
send gtpc packet to VF, check PF could receive packet using configured
queue, checksum is good.
"""
self.gtp_test(type='clfter',
port='vf id 0',
tunnel_pkt='gtpc',
inner_L3=None)
def test_clfter_gtpu_vf(self):
"""
GTP is supported by NVM with profile updated. Select cloud filter,
send gtpu packet to VF, check PF could receive packet using configured
queue, checksum is good.
"""
self.gtp_test(type='clfter',
port='vf id 0',
tunnel_pkt='gtpu',
inner_L3=None)
self.gtp_test(type='clfter',
port='vf id 0',
tunnel_pkt='gtpu',
inner_L3='ipv4')
self.gtp_test(type='clfter',
port='vf id 0',
tunnel_pkt='gtpu',
inner_L3='ipv6')
def tear_down(self):
if self.vm0_testpmd:
self.dut_testpmd.execute_cmd('write reg 0 0xb8190 1')
self.dut_testpmd.execute_cmd('write reg 0 0xb8190 2')
self.vm0_testpmd.quit()
self.dut_testpmd.quit()
def tear_down_all(self):
self.destroy_vm_env()
class TestVfJumboFrame(TestCase):
supported_vf_driver = ['pci-stub', 'vfio-pci']
def set_up_all(self):
self.dut_ports = self.dut.get_ports(self.nic)
self.verify(len(self.dut_ports) >= 1, "Insufficient ports")
self.vm0 = None
self.env_done = False
self.port = self.dut_ports[0]
self.vm_port = 0
cores = self.dut.get_core_list("1S/1C/1T")
self.port_mask = utils.create_mask([self.port])
# set vf assign method and vf driver
self.dut.send_expect('modprobe vfio-pci', '#')
self.vf_driver = self.get_suite_cfg()['vf_driver']
if self.vf_driver is None:
self.vf_driver = 'pci-stub'
self.verify(self.vf_driver in self.supported_vf_driver,
"Unspported vf driver")
if self.vf_driver == 'pci-stub':
self.vf_assign_method = 'pci-assign'
else:
self.vf_assign_method = 'vfio-pci'
self.dut.send_expect('modprobe vfio-pci', '#')
# enable tester mtu
tester_port = self.tester.get_local_port(self.port)
self.netobj = self.tester.ports_info[tester_port]['port']
self.netobj.enable_jumbo(framesize=ETHER_JUMBO_FRAME_MTU + 100)
def set_up(self):
self.setup_vm_env()
def bind_nic_driver(self, ports, driver=""):
# modprobe vfio driver
if driver == "vfio-pci":
for port in ports:
netdev = self.dut.ports_info[port]['port']
driver = netdev.get_nic_driver()
if driver != 'vfio-pci':
netdev.bind_driver(driver='vfio-pci')
elif driver == "igb_uio":
# igb_uio should insmod as default, no need to check
for port in ports:
netdev = self.dut.ports_info[port]['port']
driver = netdev.get_nic_driver()
if driver != 'igb_uio':
netdev.bind_driver(driver='igb_uio')
else:
for port in ports:
netdev = self.dut.ports_info[port]['port']
driver_now = netdev.get_nic_driver()
if driver == None:
driver = netdev.default_driver
if driver != driver_now:
netdev.bind_driver(driver=driver)
def setup_vm_env(self, driver='default'):
"""
Create testing environment with 1VF generated from 1PF
"""
if self.env_done:
return
# bind to default driver
self.bind_nic_driver(self.dut_ports[:1], driver="")
self.used_dut_port = self.dut_ports[0]
self.host_intf = self.dut.ports_info[self.used_dut_port]['intf']
tester_port = self.tester.get_local_port(self.used_dut_port)
self.tester_intf = self.tester.get_interface(tester_port)
self.dut.generate_sriov_vfs_by_port(self.used_dut_port,
1,
driver=driver)
self.sriov_vfs_port = self.dut.ports_info[
self.used_dut_port]['vfs_port']
self.vf_mac = "00:10:00:00:00:00"
self.dut.send_expect(
"ip link set %s vf 0 mac %s" % (self.host_intf, self.vf_mac), "# ")
try:
for port in self.sriov_vfs_port:
port.bind_driver(self.vf_driver)
time.sleep(1)
vf_popt = {'opt_host': self.sriov_vfs_port[0].pci}
# set up VM ENV
self.vm = QEMUKvm(self.dut, 'vm0', 'vf_jumboframe')
self.vm.set_vm_device(driver=self.vf_assign_method, **vf_popt)
self.vm_dut = self.vm.start()
if self.vm_dut is None:
raise Exception("Set up VM ENV failed!")
TESTPMD_MAIN = "app/test-pmd/testpmd.c"
if self.kdriver == "ixgbe":
self.vm_dut.send_expect(
"sed -i -e 's/.jumbo_frame = .*$/.jumbo_frame = 1,/g' %s"
% TESTPMD_MAIN, "# ")
self.vm_dut.build_install_dpdk(self.target)
self.vm_testpmd = PmdOutput(self.vm_dut)
except Exception as e:
self.destroy_vm_env()
raise Exception(e)
self.env_done = True
def destroy_vm_env(self):
if getattr(self, 'vm', None):
if getattr(self, 'vm_dut', None):
self.vm_dut.kill_all()
self.vm_testpmd = None
self.vm_dut_ports = None
# destroy vm0
self.vm.stop()
self.dut.virt_exit()
time.sleep(3)
self.vm = None
if getattr(self, 'used_dut_port', None) != None:
self.dut.destroy_sriov_vfs_by_port(self.used_dut_port)
self.used_dut_port = None
self.bind_nic_driver(self.dut_ports[:1], driver='default')
self.env_done = False
def jumboframes_get_stat(self, portid, rx_tx):
"""
Get packets number from port statistic
"""
stats = self.vm_testpmd.get_pmd_stats(portid)
if rx_tx == "rx":
return [stats['RX-packets'], stats['RX-errors'], stats['RX-bytes']]
elif rx_tx == "tx":
return [stats['TX-packets'], stats['TX-errors'], stats['TX-bytes']]
else:
return None
def jumboframes_send_packet(self, pktsize, received=True):
"""
Send 1 packet to portid
"""
tx_pkts_ori, _, tx_bytes_ori = [
int(_) for _ in self.jumboframes_get_stat(self.vm_port, "tx")
]
rx_pkts_ori, rx_err_ori, rx_bytes_ori = [
int(_) for _ in self.jumboframes_get_stat(self.vm_port, "rx")
]
mac = self.vm_dut.get_mac_address(self.vm_port)
pkt = Packet(pkt_type='UDP', pkt_len=pktsize)
pkt.config_layer('ether', {'dst': mac})
pkt.send_pkt(tx_port=self.tester_intf)
time.sleep(1)
tx_pkts, _, tx_bytes = [
int(_) for _ in self.jumboframes_get_stat(self.port, "tx")
]
rx_pkts, rx_err, rx_bytes = [
int(_) for _ in self.jumboframes_get_stat(self.vm_port, "rx")
]
tx_pkts -= tx_pkts_ori
tx_bytes -= tx_bytes_ori
rx_pkts -= rx_pkts_ori
rx_bytes -= rx_bytes_ori
rx_err -= rx_err_ori
if received:
self.verify((rx_pkts == 1) and (tx_pkts == 1),
"Packet forward assert error")
if self.kdriver == "ixgbe":
self.verify((rx_bytes + 4) == pktsize,
"Rx packet size should be packet size - 4")
else:
self.verify(rx_bytes == pktsize,
"Tx packet size should be equal to packet size")
if self.kdriver == "igb":
self.verify(tx_bytes == pktsize,
"Tx packet size should be packet size")
else:
self.verify((tx_bytes + 4) == pktsize,
"Tx packet size should be packet size - 4")
else:
self.verify(rx_err == 1 or tx_pkts == 0,
"Packet drop assert error")
def test_vf_normal_nojumbo(self):
"""
This case aims to test transmitting normal size packet without jumbo enable
"""
# should enable jumbo on host
self.dutobj = self.dut.ports_info[self.port]['port']
self.dutobj.enable_jumbo(framesize=ETHER_STANDARD_MTU)
self.vm_testpmd.start_testpmd(
"Default", "--max-pkt-len=%d --port-topology=loop --txqflags=0x0" %
(ETHER_STANDARD_MTU))
self.vm_testpmd.execute_cmd("set fwd mac")
self.vm_testpmd.execute_cmd("start")
self.jumboframes_send_packet(ETHER_STANDARD_MTU - 1)
self.jumboframes_send_packet(ETHER_STANDARD_MTU)
self.vm_testpmd.execute_cmd("stop")
self.vm_testpmd.quit()
def test_vf_normal_withjumbo(self):
"""
When jumbo frame supported, this case is to verify that the normal size
packet forwrding should be support correct.
"""
# should enable jumbo on host
self.dutobj = self.dut.ports_info[self.port]['port']
self.dutobj.enable_jumbo(framesize=ETHER_JUMBO_FRAME_MTU)
self.vm_testpmd.start_testpmd(
"Default", "--max-pkt-len=%d --port-topology=loop --txqflags=0x0" %
(ETHER_JUMBO_FRAME_MTU))
self.vm_testpmd.execute_cmd("set fwd mac")
self.vm_testpmd.execute_cmd("start")
self.jumboframes_send_packet(ETHER_STANDARD_MTU - 1)
self.jumboframes_send_packet(ETHER_STANDARD_MTU)
self.vm_testpmd.execute_cmd("stop")
self.vm_testpmd.quit()
def test_vf_jumbo_nojumbo(self):
"""
This case aims to test transmitting jumbo frame packet on testpmd without
jumbo frame support.
"""
# should enable jumbo on host
self.dutobj = self.dut.ports_info[self.port]['port']
self.dutobj.enable_jumbo(framesize=ETHER_STANDARD_MTU)
self.vm_testpmd.start_testpmd("Default",
"--port-topology=loop --txqflags=0x0")
self.vm_testpmd.execute_cmd("set fwd mac")
self.vm_testpmd.execute_cmd("start")
# On igb, for example i350, refer to :DPDK-1117
# For PF, the max-pkt-len = mtu + 18 + 4(VLAN header len).
# For VF, the real max-pkt-len = the given max-pkt-len + 4(VLAN header len).
# This behavior is levelraged from kernel driver.
# And it means max-pkt-len is always 4 bytes longer than assumed.
if self.kdriver == "igb":
self.jumboframes_send_packet(ETHER_STANDARD_MTU + 1 + 4, False)
else:
self.jumboframes_send_packet(ETHER_STANDARD_MTU + 1, False)
self.vm_testpmd.execute_cmd("stop")
self.vm_testpmd.quit()
def test_vf_jumbo_withjumbo(self):
"""
When jumbo frame supported, this case is to verify that jumbo frame
packet can be forwarded correct.
"""
# should enable jumbo on host
self.dutobj = self.dut.ports_info[self.port]['port']
self.dutobj.enable_jumbo(framesize=ETHER_JUMBO_FRAME_MTU)
self.vm_testpmd.start_testpmd(
"Default", "--max-pkt-len=%d --port-topology=loop --txqflags=0x0" %
(ETHER_JUMBO_FRAME_MTU))
self.vm_testpmd.execute_cmd("set fwd mac")
self.vm_testpmd.execute_cmd("start")
self.jumboframes_send_packet(ETHER_STANDARD_MTU + 1)
self.jumboframes_send_packet(ETHER_JUMBO_FRAME_MTU - 1)
self.jumboframes_send_packet(ETHER_JUMBO_FRAME_MTU)
self.vm_testpmd.execute_cmd("stop")
self.vm_testpmd.quit()
def test_vf_jumbo_overjumbo(self):
"""
When the jubmo frame MTU set as 9000, this case is to verify that the
packet which the length bigger than MTU can not be forwarded.
"""
# should enable jumbo on host
self.dutobj = self.dut.ports_info[self.port]['port']
self.dutobj.enable_jumbo(framesize=ETHER_JUMBO_FRAME_MTU)
self.vm_testpmd.start_testpmd(
"Default", "--max-pkt-len=%d --port-topology=loop --txqflags=0x0" %
(ETHER_JUMBO_FRAME_MTU))
self.vm_testpmd.execute_cmd("set fwd mac")
self.vm_testpmd.execute_cmd("start")
# On 1G NICs, when the jubmo frame MTU set as 9000, the software adjust it to 9004.
if self.kdriver == "igb":
self.jumboframes_send_packet(ETHER_JUMBO_FRAME_MTU + 4 + 1, False)
else:
self.jumboframes_send_packet(ETHER_JUMBO_FRAME_MTU + 1, False)
self.vm_testpmd.execute_cmd("stop")
self.vm_testpmd.quit()
def tear_down(self):
"""
Run after each test case.
"""
self.destroy_vm_env()
def tear_down_all(self):
"""
When the case of this test suite finished, the enviroment should
clear up.
"""
self.destroy_vm_env()
self.netobj.enable_jumbo(framesize=ETHER_STANDARD_MTU)
class TestVhostCuseOneCopyOneVm(TestCase, IxiaPacketGenerator):
def set_up_all(self):
# To Extend IXIA packet generator method, call the tester's method.
self.tester.extend_external_packet_generator(TestVhostCuseOneCopyOneVm,
self)
# Change config file to enable vhost-cuse compiled.
self.dut.send_expect(
"sed -i -e 's/CONFIG_RTE_LIBRTE_VHOST_USER=.*$/CONFIG_RTE_LIBRTE"
"_VHOST_USER=n/' ./config/common_base", "# ", 30)
self.dut.build_install_dpdk(self.target)
self.dut.send_expect("cd ./lib/librte_vhost", "#", 30)
print self.dut.send_expect("make", "#", 30)
self.dut.send_expect("cd ./eventfd_link", "#", 30)
print self.dut.send_expect("make", "#", 30)
self.dut.send_expect("cd ~/dpdk", "#", 30)
# build the vhost sample in vhost-cuse mode.
if self.nic in ['niantic']:
self.dut.send_expect(
"sed -i -e 's/#define MAX_QUEUES.*$/#define MAX_QUEUES 128/' "
"./examples/vhost/main.c", "#")
else:
self.dut.send_expect(
"sed -i -e 's/#define MAX_QUEUES.*$/#define MAX_QUEUES 512/' "
"./examples/vhost/main.c", "#")
out = self.dut.send_expect("make -C examples/vhost", "#")
self.verify("Error" not in out, "compilation error")
self.verify("No such file" not in out, "Not found file error")
# Build target with modified config file
self.dut.build_install_dpdk(self.target)
# Get and verify the ports
self.dut_ports = self.dut.get_ports()
self.verify(len(self.dut_ports) >= 1, "Insufficient ports for testing")
# Get the port's socket
self.pf = self.dut_ports[0]
netdev = self.dut.ports_info[self.pf]['port']
self.socket = netdev.get_nic_socket()
self.cores = self.dut.get_core_list("1S/3C/1T", socket=self.socket)
# Set the params of vhost-cuse sample
self.vhost_app = "./examples/vhost/build/vhost-switch"
self.zero_copy = 0
self.vm2vm = 0
self.jumbo = 0
self.vhost_test = self.vhost_app + \
" -c %s -n %d --socket-mem 1024,1024 -- -p 0x1 --mergeable %d" + \
" --zero-copy %d --vm2vm %d 2 > ./vhost.out &"
# Define the virtio/VM variables
self.virtio1 = "eth1"
self.virtio2 = "eth2"
self.virtio1_mac = "52:54:00:00:00:01"
self.virtio2_mac = "52:54:00:00:00:02"
self.src1 = "192.168.4.1"
self.src2 = "192.168.3.1"
self.dst1 = "192.168.3.1"
self.dst2 = "192.168.4.1"
self.vm_dut = None
self.virtio_cmd_params = \
'csum=off,gso=off,guest_csum=off,guest_tso4=off,guest_tso6=off,guest_ecn=off'
# Define the table columns
self.header_row = [
"FrameSize(B)", "Injection(Mpps)", "Throughput(Mpps)",
"LineRate(%)"
]
self.memory_channel = 4
def set_up(self):
#
# Run before each test case.
#
# Launch vhost sample using default params
if "jumbo" in self.running_case:
self.jumbo = 1
self.frame_sizes = [
64, 128, 256, 512, 1024, 1280, 1518, 2048, 5000, 9000
]
self.vm_testpmd = "./x86_64-native-linuxapp-gcc/app/testpmd -c 0x3 -n 3" \
+ " -- -i --txqflags=0xf00 " \
+ "--disable-hw-vlan-filter --max-pkt-len 9600"
else:
self.jumbo = 0
self.frame_sizes = [64, 128, 256, 512, 1024, 1280, 1518]
self.vm_testpmd = "./x86_64-native-linuxapp-gcc/app/testpmd -c 0x3 -n 3" \
+ " -- -i --txqflags=0xf00 --disable-hw-vlan-filter"
self.dut.send_expect("rm -rf ./vhost.out", "#")
self.launch_vhost_sample()
# start VM with 2virtio
self.start_onevm()
def launch_vhost_sample(self):
#
# Launch the vhost sample with different parameters
#
self.coremask = utils.create_mask(self.cores)
self.vhostapp_testcmd = self.vhost_test % (
self.coremask, self.memory_channel, self.jumbo, self.zero_copy,
self.vm2vm)
# Clean and prepare the vhost cuse modules
self.dut.send_expect("rm -rf /dev/vhost-net", "#", 20)
self.dut.send_expect("modprobe fuse", "#", 20)
self.dut.send_expect("modprobe cuse", "#", 20)
self.dut.send_expect("rmmod eventfd_link", "#", 20)
self.dut.send_expect(
"insmod lib/librte_vhost/eventfd_link/eventfd_link.ko", "#", 20)
self.dut.send_expect(self.vhostapp_testcmd, "# ", 40)
time.sleep(30)
try:
print "Launch vhost sample:"
self.dut.session.copy_file_from("/root/dpdk/vhost.out")
fp = open('./vhost.out', 'r')
out = fp.read()
fp.close()
if "Error" in out:
raise Exception("Launch vhost sample failed")
else:
print "Launch vhost sample finished"
except Exception as e:
print utils.RED("Failed to launch vhost sample: %s" % str(e))
def start_onevm(self):
#
# Start One VM with 2 virtio devices
#
self.vm = QEMUKvm(self.dut, 'vm0', 'vhost_cuse_sample')
if "cuse" in self.running_case:
vm_params = {}
vm_params['driver'] = 'vhost-cuse'
vm_params['opt_mac'] = self.virtio1_mac
vm_params['opt_settings'] = self.virtio_cmd_params
self.vm.set_vm_device(**vm_params)
vm_params['opt_mac'] = self.virtio2_mac
vm_params['opt_settings'] = self.virtio_cmd_params
self.vm.set_vm_device(**vm_params)
try:
self.vm_dut = self.vm.start()
if self.vm_dut is None:
raise Exception("Set up VM ENV failed")
except Exception as e:
print utils.RED("Failure for %s" % str(e))
return True
def vm_testpmd_start(self):
#
# Start testpmd in vm
#
if self.vm_dut is not None:
# Start testpmd with user
self.vm_dut.send_expect(self.vm_testpmd, "testpmd>", 20)
# Start tx_first
self.vm_dut.send_expect("start tx_first", "testpmd>")
def clear_vhost_env(self):
#
# Kill all vhost sample, shutdown VM
#
if self.vm_dut:
self.vm_dut.kill_all()
time.sleep(1)
if self.vm:
self.vm.stop()
self.vm = None
def set_legacy_disablefw(self):
#
# Disable firewall and ip tables in legacy case
#
if self.vm_dut is not None:
self.vm_dut.send_expect("systemctl stop firewalld.service", "#")
self.vm_dut.send_expect("systemctl disable firewalld.service", "#")
self.vm_dut.send_expect("systemctl stop ip6tables.service", "#")
self.vm_dut.send_expect("systemctl disable ip6tables.service", "#")
self.vm_dut.send_expect("systemctl stop iptables.service", "#")
self.vm_dut.send_expect("systemctl disable iptables.service", "#")
self.vm_dut.send_expect("systemctl stop NetworkManager.service",
"#")
self.vm_dut.send_expect("systemctl disable NetworkManager.service",
"#")
self.vm_dut.send_expect("echo 1 >/proc/sys/net/ipv4/ip_forward",
"#")
def set_onevm_legacy_fwd(self):
if self.vm_dut is not None:
ifcfg = self.vm_dut.send_expect("ifconfig -a", "#", 10)
intfs = re.compile('eth\d').findall(ifcfg)
# Get the virito1/virtio2's interface names
for intf in intfs:
out_mac = self.vm_dut.send_expect("ifconfig %s" % intf, "#",
10)
if self.virtio1_mac in out_mac:
self.virtio1 = intf
if self.virtio2_mac in out_mac:
self.virtio2 = intf
print "Virtio1's intf is %s" % self.virtio1
print "Virtio2's intf is %s" % self.virtio2
# Set the MTU for jumboframe enabled case
if self.jumbo == 1:
self.vm_dut.send_expect("ifconfig %s mtu 9000" % self.virtio1,
"#")
self.vm_dut.send_expect("ifconfig %s mtu 9000" % self.virtio2,
"#")
# Set the ipv4 fwd rules
self.vm_dut.send_expect(
"ip addr add 192.168.4.2/24 dev %s" % self.virtio1, "#")
self.vm_dut.send_expect(
"ip addr add 192.168.3.2/24 dev %s" % self.virtio2, "#")
self.vm_dut.send_expect("ip link set dev %s up" % self.virtio1,
"#")
self.vm_dut.send_expect("ip link set dev %s up" % self.virtio2,
"#")
self.vm_dut.send_expect(
"ip neigh add 192.168.4.1 lladdr 52:00:00:00:00:01 dev %s" %
self.virtio1, "#")
self.vm_dut.send_expect(
"ip neigh add 192.168.3.1 lladdr 52:00:00:00:00:02 dev %s" %
self.virtio2, "#")
self.vm_dut.send_expect("ip route show", "#")
print self.vm_dut.send_expect("arp -a", "#")
def get_transmission_results(self, rx_port_list, tx_port_list, delay=5):
time.sleep(delay)
recvbpsRate = 0
recvRate = 0
txbpsRate = 0
txRate = 0
for port in tx_port_list:
self.stat_get_rate_stat_all_stats(port)
out = self.send_expect('stat cget -framesSent', '%', 10)
txRate += int(out.strip())
self.logger.info("Port %s: TX %f Mpps" %
(port, (txRate * 1.0 / 1000000)))
out = self.send_expect('stat cget -bitsSent', '%', 10)
txbpsRate += int(out.strip())
self.logger.info("Port %s: TX %f Mbps" %
(port, (txbpsRate * 1.0 / 1000000)))
for port in rx_port_list:
self.stat_get_rate_stat_all_stats(port)
out = self.send_expect('stat cget -framesReceived', '%', 10)
recvRate += int(out.strip())
out = self.send_expect('stat cget -oversize', '%', 10)
recvRate += int(out.strip())
self.logger.info("Port %s: RX %f Mpps" %
(port, (recvRate * 1.0 / 1000000)))
out = self.send_expect('stat cget -bitsReceived', '%', 10)
recvbpsRate += int(out.strip())
self.logger.info("Port %s: RX %f Mbps" %
(port, (recvbpsRate * 1.0 / 1000000)))
self.hook_transmissoin_func()
self.send_expect("ixStopTransmit portList", "%", 30)
return (txRate, recvRate)
def send_verify(self, case, frame_sizes, vlan_id1=0, vlan_id2=0):
class TestVfRss(TestCase):
supported_vf_driver = ['pci-stub', 'vfio-pci']
def send_packet(self, itf, tran_type):
"""
Sends packets.
"""
global reta_lines
reta_lines = []
self.tester.scapy_foreground()
self.tester.scapy_append('sys.path.append("./")')
self.tester.scapy_append('from sctp import *')
self.vm_dut_0.send_expect("start", "testpmd>")
mac = self.vm0_testpmd.get_port_mac(0)
# send packet with different source and dest ip
if tran_type == "ipv4-other":
for i in range(16):
packet = r'sendp([Ether(dst="%s", src="02:00:00:00:00:00")/IP(src="192.168.0.%d", dst="192.168.0.%d")], iface="%s")' % (
mac, i + 1, i + 2, itf)
self.tester.scapy_append(packet)
self.tester.scapy_execute()
time.sleep(.5)
elif tran_type == "ipv4-tcp":
for i in range(16):
packet = r'sendp([Ether(dst="%s", src="02:00:00:00:00:00")/IP(src="192.168.0.%d", dst="192.168.0.%d")/TCP(sport=1024,dport=1024)], iface="%s")' % (
mac, i + 1, i + 2, itf)
self.tester.scapy_append(packet)
self.tester.scapy_execute()
time.sleep(.5)
elif tran_type == "ipv4-udp":
for i in range(16):
packet = r'sendp([Ether(dst="%s", src="02:00:00:00:00:00")/IP(src="192.168.0.%d", dst="192.168.0.%d")/UDP(sport=1024,dport=1024)], iface="%s")' % (
mac, i + 1, i + 2, itf)
self.tester.scapy_append(packet)
self.tester.scapy_execute()
time.sleep(.5)
elif tran_type == "ipv4-sctp":
for i in range(16):
packet = r'sendp([Ether(dst="%s")/IP(src="192.168.0.%d", dst="192.168.0.%d")/SCTP(sport=1024,dport=1025,tag=1)], iface="%s")' % (
mac, i + 1, i + 2, itf)
self.tester.scapy_append(packet)
self.tester.scapy_execute()
time.sleep(.5)
packet = r'sendp([Ether(dst="%s")/IP(src="192.168.0.%d", dst="192.168.0.%d")/SCTP(sport=1025,dport=1024,tag=1)], iface="%s")' % (
mac, i + 2, i + 1, itf)
self.tester.scapy_append(packet)
self.tester.scapy_execute()
time.sleep(.5)
elif tran_type == "l2_payload":
for i in range(16):
packet = r'sendp([Ether(src="00:00:00:00:00:%02d",dst="%s")], iface="%s")' % (
i + 1, mac, itf)
self.tester.scapy_append(packet)
self.tester.scapy_execute()
time.sleep(.5)
elif tran_type == "ipv6-other":
for i in range(16):
packet = r'sendp([Ether(dst="%s", src="02:00:00:00:00:00")/IPv6(src="3ffe:2501:200:1fff::%d", dst="3ffe:2501:200:3::%d")], iface="%s")' % (
mac, i + 1, i + 2, itf)
self.tester.scapy_append(packet)
self.tester.scapy_execute()
time.sleep(.5)
elif tran_type == "ipv6-tcp":
for i in range(16):
packet = r'sendp([Ether(dst="%s", src="02:00:00:00:00:00")/IPv6(src="3ffe:2501:200:1fff::%d", dst="3ffe:2501:200:3::%d")/TCP(sport=1024,dport=1024)], iface="%s")' % (
mac, i + 1, i + 2, itf)
self.tester.scapy_append(packet)
self.tester.scapy_execute()
time.sleep(.5)
elif tran_type == "ipv6-udp":
for i in range(16):
packet = r'sendp([Ether(dst="%s", src="02:00:00:00:00:00")/IPv6(src="3ffe:2501:200:1fff::%d", dst="3ffe:2501:200:3::%d")/UDP(sport=1024,dport=1024)], iface="%s")' % (
mac, i + 1, i + 2, itf)
self.tester.scapy_append(packet)
self.tester.scapy_execute()
time.sleep(.5)
elif tran_type == "ipv6-sctp":
for i in range(16):
packet = r'sendp([Ether(dst="%s")/IPv6(src="3ffe:2501:200:1fff::%d", dst="3ffe:2501:200:3::%d", nh=132)/SCTP(sport=1024,dport=1025,tag=1)], iface="%s")' % (
mac, i + 1, i + 2, itf)
self.tester.scapy_append(packet)
self.tester.scapy_execute()
time.sleep(.5)
packet = r'sendp([Ether(dst="%s")/IPv6(src="3ffe:2501:200:1fff::%d", dst="3ffe:2501:200:3::%d", nh=132)/SCTP(sport=1025,dport=1024,tag=1)], iface="%s")' % (
mac, i + 2, i + 1, itf)
self.tester.scapy_append(packet)
self.tester.scapy_execute()
time.sleep(.5)
else:
print "\ntran_type error!\n"
#out = self.vm_dut_0.send_expect("stop", "testpmd>")
out = self.vm_dut_0.get_session_output()
print '*******************************************'
print out
if not reta_entries:
self.verify('RSS hash=' in out, 'rss faied')
return
lines = out.split("\r\n")
out = ''
reta_line = {}
# collect the hash result of five tuple and the queue id
for line in lines:
line = line.strip()
if len(line) != 0 and line.startswith(("src=", )):
for item in line.split("-"):
item = item.strip()
if (item.startswith("RSS hash")):
name, value = item.split("=", 1)
print name + "-" + value
reta_line[name.strip()] = value.strip()
reta_lines.append(reta_line)
reta_line = {}
elif len(line) != 0 and line.strip().startswith("port "):
rexp = r"port (\d)/queue (\d{1,2}): received (\d) packets"
m = re.match(rexp, line.strip())
if m:
reta_line["port"] = m.group(1)
reta_line["queue"] = m.group(2)
elif len(line) != 0 and line.startswith("stop"):
break
else:
pass
self.verifyResult()
def verifyResult(self):
"""
Verify whether or not the result passes.
"""
global reta_lines
result = []
self.result_table_create([
'packet index', 'hash value', 'hash index', 'queue id',
'actual queue id', 'pass '
])
i = 0
for tmp_reta_line in reta_lines:
status = "false"
if self.kdriver == "fm10k":
# compute the hash result of five tuple into the 7 LSBs value.
hash_index = int(tmp_reta_line["RSS hash"], 16) % 128
else:
# compute the hash result of five tuple into the 7 LSBs value.
hash_index = int(tmp_reta_line["RSS hash"], 16) % 512
if (reta_entries[hash_index] == int(tmp_reta_line["queue"])):
status = "true"
result.insert(i, 0)
else:
status = "fail"
result.insert(i, 1)
self.result_table_add([
i, tmp_reta_line["RSS hash"], hash_index,
reta_entries[hash_index], tmp_reta_line["queue"], status
])
i = i + 1
self.result_table_print()
reta_lines = []
self.verify(sum(result) == 0, "the reta update function failed!")
def set_up_all(self):
"""
Run at the start of each test suite.
"""
self.verify(
self.nic in [
"niantic", "fortville_eagle", "fortville_spirit",
"fortville_spirit_single", "fortville_25g"
], "NIC Unsupported: " + str(self.nic))
self.dut_ports = self.dut.get_ports(self.nic)
self.verify(len(self.dut_ports) >= 1, "Not enough ports available")
# set vf assign method and vf driver
self.vf_driver = self.get_suite_cfg()['vf_driver']
if self.vf_driver is None:
self.vf_driver = 'pci-stub'
self.verify(self.vf_driver in self.supported_vf_driver,
"Unspported vf driver")
if self.vf_driver == 'pci-stub':
self.vf_assign_method = 'pci-assign'
else:
self.vf_assign_method = 'vfio-pci'
self.vm0 = None
self.host_testpmd = None
self.setup_1pf_1vf_1vm_env_flag = 0
self.setup_1pf_1vf_1vm_env(driver='')
def set_up(self):
"""
Run before each test case.
"""
pass
def setup_1pf_1vf_1vm_env(self, driver='default'):
self.used_dut_port_0 = self.dut_ports[0]
self.dut.generate_sriov_vfs_by_port(self.used_dut_port_0,
1,
driver=driver)
self.sriov_vfs_port_0 = self.dut.ports_info[
self.used_dut_port_0]['vfs_port']
try:
for port in self.sriov_vfs_port_0:
port.bind_driver(self.vf_driver)
time.sleep(1)
vf0_prot = {'opt_host': self.sriov_vfs_port_0[0].pci}
if driver == 'igb_uio':
# start testpmd without the two VFs on the host
self.host_testpmd = PmdOutput(self.dut)
eal_param = '-b %(vf0)s -b %(vf1)s' % {
'vf0': self.sriov_vfs_port_0[0].pci
}
self.host_testpmd.start_testpmd("1S/2C/2T",
eal_param=eal_param)
# set up VM0 ENV
self.vm0 = QEMUKvm(self.dut, 'vm0', 'vf_rss')
self.vm0.set_vm_device(driver=self.vf_assign_method, **vf0_prot)
self.vm_dut_0 = self.vm0.start()
if self.vm_dut_0 is None:
raise Exception("Set up VM0 ENV failed!")
self.vm0_testpmd = PmdOutput(self.vm_dut_0)
self.setup_1pf_1vf_1vm_env_flag = 1
except Exception as e:
self.destroy_1pf_1vf_1vm_env()
raise Exception(e)
def destroy_1pf_1vf_1vm_env(self):
if getattr(self, 'vm0', None):
if getattr(self, 'vm0_testpmd', None):
self.vm0_testpmd.execute_cmd('quit', '# ')
self.vm0_testpmd = None
self.vm0_dut_ports = None
#destroy vm0
self.vm0.stop()
self.dut.virt_exit()
self.vm0 = None
if getattr(self, 'host_testpmd', None):
self.host_testpmd.execute_cmd('quit', '# ')
self.host_testpmd = None
if getattr(self, 'used_dut_port_0', None) != None:
self.dut.destroy_sriov_vfs_by_port(self.used_dut_port_0)
port = self.dut.ports_info[self.used_dut_port_0]['port']
port.bind_driver()
self.used_dut_port_0 = None
for port_id in self.dut_ports:
port = self.dut.ports_info[port_id]['port']
port.bind_driver()
self.setup_1pf_2vf_1vm_env_flag = 0
def test_vf_pmdrss_reta(self):
# niantic kernel host driver not support this case
if self.nic is 'niantic' and not self.host_testpmd:
self.logger.warning(
"niantic kernel host driver not support this case")
return
vm0dutPorts = self.vm_dut_0.get_ports('any')
localPort = self.tester.get_local_port(vm0dutPorts[0])
itf = self.tester.get_interface(localPort)
self.vm0_ports_socket = self.vm_dut_0.get_numa_id(vm0dutPorts[0])
iptypes = ['IPV4']
self.vm_dut_0.kill_all()
# test with different rss queues
eal_param = ''
for queue in testQueues:
self.vm0_testpmd.start_testpmd("all",
"--rxq=%d --txq=%d %s" %
(queue, queue, eal_param),
socket=self.vm0_ports_socket)
for iptype in iptypes:
self.vm_dut_0.send_expect("set verbose 8", "testpmd> ")
self.vm_dut_0.send_expect("set fwd rxonly", "testpmd> ")
self.vm_dut_0.send_expect("set nbcore %d" % (queue + 1),
"testpmd> ")
# configure the reta with specific mappings.
if (self.nic in [
"niantic", "redrockcanyou", "atwood", "boulderrapid"
]):
for i in range(128):
reta_entries.insert(i, random.randint(0, queue - 1))
self.vm_dut_0.send_expect(
"port config 0 rss reta (%d,%d)" %
(i, reta_entries[i]), "testpmd> ")
else:
for i in range(512):
reta_entries.insert(i, random.randint(0, queue - 1))
self.vm_dut_0.send_expect(
"port config 0 rss reta (%d,%d)" %
(i, reta_entries[i]), "testpmd> ")
self.send_packet(itf, iptype)
self.vm_dut_0.send_expect("quit", "# ", 30)
def test_vf_pmdrss(self):
vm0dutPorts = self.vm_dut_0.get_ports('any')
localPort = self.tester.get_local_port(vm0dutPorts[0])
itf = self.tester.get_interface(localPort)
self.vm0_ports_socket = self.vm_dut_0.get_numa_id(vm0dutPorts[0])
iptypes = {
'ipv4-sctp': 'ip',
'ipv4-other': 'ip',
'ipv4-udp': 'udp',
'ipv4-tcp': 'tcp',
'ipv4-sctp': 'sctp',
'ipv6-other': 'ip',
'ipv6-udp': 'udp',
'ipv6-tcp': 'tcp',
'ipv6-sctp': 'sctp',
# 'l2_payload':'ether'
}
self.vm_dut_0.kill_all()
eal_param = ''
# test with different rss queues
for queue in testQueues:
self.vm0_testpmd.start_testpmd("all",
"--rxq=%d --txq=%d %s" %
(queue, queue, eal_param),
socket=self.vm0_ports_socket)
for iptype, rsstype in iptypes.items():
self.vm_dut_0.send_expect("set verbose 8", "testpmd> ")
self.vm_dut_0.send_expect("set fwd rxonly", "testpmd> ")
out = self.vm_dut_0.send_expect(
"port config all rss %s" % rsstype, "testpmd> ")
self.verify("Operation not supported" not in out,
"Operation not supported")
self.vm_dut_0.send_expect("set nbcore %d" % (queue + 1),
"testpmd> ")
self.send_packet(itf, iptype)
self.vm_dut_0.send_expect("quit", "# ", 30)
def tear_down(self):
"""
Run after each test case.
"""
pass
def tear_down_all(self):
"""
Run after each test suite.
"""
#self.vm_dut_0.kill_all()
self.destroy_1pf_1vf_1vm_env()
class Testvf_daemon(TestCase):
def set_up_all(self):
self.dut_ports = self.dut.get_ports(self.nic)
self.verify(len(self.dut_ports) >= 1, "Insufficient ports")
self.vm0 = None
self.vm1 = None
self.env_done = False
def set_up(self):
self.setup_vm_env()
def bind_nic_driver(self, ports, driver=""):
if driver == "igb_uio":
for port in ports:
netdev = self.dut.ports_info[port]['port']
driver = netdev.get_nic_driver()
if driver != 'igb_uio':
netdev.bind_driver(driver='igb_uio')
else:
for port in ports:
netdev = self.dut.ports_info[port]['port']
driver_now = netdev.get_nic_driver()
if driver == "":
driver = netdev.default_driver
if driver != driver_now:
netdev.bind_driver(driver=driver)
def setup_vm_env(self, driver='igb_uio'):
"""
Create testing environment with 2VFs generated from 1PF
"""
if self.env_done:
return
self.bind_nic_driver(self.dut_ports[:1], driver="igb_uio")
self.used_dut_port = self.dut_ports[0]
tester_port = self.tester.get_local_port(self.used_dut_port)
self.tester_intf = self.tester.get_interface(tester_port)
self.dut.generate_sriov_vfs_by_port(self.used_dut_port,
2,
driver=driver)
self.sriov_vfs_port = self.dut.ports_info[
self.used_dut_port]['vfs_port']
for port in self.sriov_vfs_port:
port.bind_driver('pci-stub')
time.sleep(1)
self.dut_testpmd = PmdOutput(self.dut)
time.sleep(1)
vf0_prop = {'opt_host': self.sriov_vfs_port[0].pci}
# set up VM0 ENV
self.vm0 = QEMUKvm(self.dut, 'vm0', 'vf_daemon')
self.vm0.set_vm_device(driver='pci-assign', **vf0_prop)
try:
self.vm0_dut = self.vm0.start()
if self.vm0_dut is None:
raise Exception("Set up VM0 ENV failed!")
except Exception as e:
self.destroy_vm_env()
raise Exception(e)
self.vm0_dut_ports = self.vm0_dut.get_ports('any')
self.vm0_testpmd = PmdOutput(self.vm0_dut)
vf1_prop = {'opt_host': self.sriov_vfs_port[1].pci}
self.vm1 = QEMUKvm(self.dut, 'vm1', 'vf_daemon')
self.vm1.set_vm_device(driver='pci-assign', **vf1_prop)
try:
self.vm1_dut = self.vm1.start()
if self.vm1_dut is None:
raise Exception("Set up VM1 ENV failed!")
except Exception as e:
self.destroy_vm_env()
raise Exception(e)
self.vm1_dut_ports = self.vm1_dut.get_ports('any')
self.vm1_testpmd = PmdOutput(self.vm1_dut)
self.env_done = True
def destroy_vm_env(self):
if getattr(self, 'vm0', None):
self.vm0_dut.kill_all()
self.vm0_testpmd = None
self.vm0_dut_ports = None
# destroy vm0
self.vm0.stop()
self.vm0 = None
if getattr(self, 'vm1', None):
self.vm1_dut.kill_all()
self.vm1_testpmd = None
self.vm1_dut_ports = None
# destroy vm1
self.vm1.stop()
self.vm1 = None
if getattr(self, 'used_dut_port', None):
self.dut.destroy_sriov_vfs_by_port(self.used_dut_port)
port = self.dut.ports_info[self.used_dut_port]['port']
self.used_dut_port = None
self.env_done = False
def send_packet(self, dst_mac, vlan_id, pktsize, num):
"""
Generate packets and send them to dut
"""
if vlan_id == 0:
pkt = Packet(pkt_type='UDP', pkt_len=pktsize)
else:
pkt = Packet(pkt_type='VLAN_UDP', pkt_len=pktsize)
pkt.config_layer('vlan', {'vlan': vlan_id})
pkt.config_layer('ether', {'dst': dst_mac})
inst = sniff_packets(self.tester_intf, timeout=5)
pkt.send_pkt(tx_port=self.tester_intf, count=num)
return inst
def strip_mac(self, inst, element="src"):
"""
Load sniff packets, strip and return mac address from dump message
"""
pkts = load_sniff_packets(inst)
macs = []
for pkt in pkts:
mac = pkt.strip_element_layer2(element)
macs.append(mac)
return macs
def strip_vlan(self, inst):
"""
Load sniff packets, strip and return vlan id from dump message
"""
pkts = load_sniff_packets(inst)
vlans = []
for pkt in pkts:
vlan = pkt.strip_element_vlan("vlan")
vlans.append(vlan)
return vlans
def send_and_pmdout(self, dst_mac, vlan_id=0, pktsize=64, num=1):
"""
Send packets to dut and return testpmd output message
Input: dst_mac, vlan_id, packet size, packet number
Output: testpmd output message
"""
inst = self.send_packet(dst_mac, vlan_id, pktsize, num)
out = self.vm0_dut.get_session_output(timeout=2)
return out
def send_and_vlanstrip(self, dst_mac, vlan_id=0, pktsize=64, num=1):
"""
Send packets to dut, strip and return vlan id from dump message
Input: dst_mac, vlan_id, packet size, packet number
Output: vlan id stripped from dump message
"""
inst = self.send_packet(dst_mac, vlan_id, pktsize, num)
vlans = self.strip_vlan(inst)
return vlans
def send_and_macstrip(self, dst_mac, vlan_id=0, pktsize=64, num=1):
"""
Send packets to dut, strip and return src/dst mac from dump message
Input: dst_mac, vlan_id, packet size, packet number
Output: src/dst mac stripped from dump message
"""
inst = self.send_packet(dst_mac, vlan_id, pktsize, num)
macs = self.strip_mac(inst)
return macs
def test_vlan_insert(self):
"""
Insert a vlan id for a VF from PF
If insert vlan id as 0, means disabling vlan id insertion
If insert vlan id as 1~4095, means enabling vlan id insertion and
vlan id as configured value
"""
self.dut_testpmd.start_testpmd("Default", "--port-topology=chained")
self.vm0_testpmd.start_testpmd(VM_CORES_MASK,
'--port-topology=chained')
self.vf0_mac = self.vm0_testpmd.get_port_mac(0)
self.vm0_testpmd.execute_cmd('set fwd mac')
self.vm0_testpmd.execute_cmd('set verbose 1')
self.vm0_testpmd.execute_cmd('start')
#Disable vlan insert which means insert vlan id as 0
rx_vlan = 0
self.dut_testpmd.execute_cmd('set vf vlan insert 0 0 %s' % rx_vlan)
time.sleep(1)
vlans = self.send_and_vlanstrip(self.vf0_mac)
self.verify(rx_vlan not in vlans, "Failed to disable vlan insert!!!")
#Enable vlan insert which means insert vlan id as 1~4095
random_vlan = random.randint(1, MAX_VLAN - 1)
rx_vlans = [1, random_vlan, MAX_VLAN]
for rx_vlan in rx_vlans:
self.dut_testpmd.execute_cmd('set vf vlan insert 0 0 %s' % rx_vlan)
time.sleep(1)
vlans = self.send_and_vlanstrip(self.vf0_mac)
self.verify(rx_vlan in vlans,
"Failed to enable vlan insert packet!!!")
self.vm0_testpmd.quit()
self.dut_testpmd.quit()
def test_multicast_mode(self):
"""
Enable/disable multicast promiscuous mode for a VF from PF
"""
self.dut_testpmd.start_testpmd("Default", "--port-topology=chained")
self.vm0_testpmd.start_testpmd(VM_CORES_MASK,
'--port-topology=chained')
self.vf0_mac = self.vm0_testpmd.get_port_mac(0)
self.vm0_testpmd.execute_cmd('set fwd rxonly')
self.vm0_testpmd.execute_cmd('set verbose 1')
self.vm0_testpmd.execute_cmd('start')
self.dut_testpmd.execute_cmd('set vf promisc 0 0 off')
self.dut_testpmd.execute_cmd('set vf allmulti 0 0 off')
multi_mac = 'F3:00:33:22:11:00'
out = self.send_and_pmdout(multi_mac)
self.verify("received" not in out,
"Failed to disable vf multicast mode!!!")
out = self.send_and_pmdout(self.vf0_mac)
self.verify("received" in out,
"Failed to disable vf multicast mode!!!")
self.verify("dst=%s" % self.vf0_mac in out,
"Failed to disable vf multicast mode!!!")
self.dut_testpmd.execute_cmd('set vf allmulti 0 0 on')
out = self.send_and_pmdout(multi_mac)
self.verify("received" in out, "Failed to enable vf multicast mode!!!")
self.verify("dst=%s" % multi_mac in out,
"Failed to enable vf multicast mode!!!")
out = self.send_and_pmdout(self.vf0_mac)
self.verify("received" in out, "Failed to enable vf multicast mode!!!")
self.verify("dst=%s" % self.vf0_mac in out,
"Failed to enable vf multicast mode!!!")
self.vm0_testpmd.quit()
self.dut_testpmd.quit()
def test_promisc_mode(self):
"""
Enable/disable promiscuous mode for a VF from PF
"""
self.dut_testpmd.start_testpmd("Default", "--port-topology=chained")
self.vm0_testpmd.start_testpmd(VM_CORES_MASK,
'--port-topology=chained')
self.vf0_mac = self.vm0_testpmd.get_port_mac(0)
self.vm0_testpmd.execute_cmd('set fwd rxonly')
self.vm0_testpmd.execute_cmd('set verbose 1')
self.vm0_testpmd.execute_cmd('start')
self.dut_testpmd.execute_cmd('set vf promisc 0 0 off')
wrong_mac = '9E:AC:72:49:43:11'
out = self.send_and_pmdout(wrong_mac)
self.verify("received" not in out,
"Failed to disable vf promisc mode!!!")
out = self.send_and_pmdout(self.vf0_mac)
self.verify("received" in out, "Failed to disable vf promisc mode!!!")
self.verify("dst=%s" % self.vf0_mac in out,
"Failed to disable vf promisc mode!!!")
self.dut_testpmd.execute_cmd('set vf promisc 0 0 on')
out = self.send_and_pmdout(wrong_mac)
self.verify("received" in out, "Failed to enable vf promisc mode!!!")
self.verify("dst=%s" % wrong_mac in out,
"Failed to enable vf promisc mode!!!")
out = self.send_and_pmdout(self.vf0_mac)
self.verify("received" in out, "Failed to enable vf promisc mode!!!")
self.verify("dst=%s" % self.vf0_mac in out,
"Failed to enable vf promisc mode!!!")
self.vm0_testpmd.quit()
self.dut_testpmd.quit()
def test_broadcast_mode(self):
"""
Enable/disable broadcast mode for a VF from PF
"""
self.dut_testpmd.start_testpmd("Default", "--port-topology=chained")
self.vm0_testpmd.start_testpmd(VM_CORES_MASK,
'--port-topology=chained')
self.vf0_mac = self.vm0_testpmd.get_port_mac(0)
self.vm0_testpmd.execute_cmd('set fwd rxonly')
self.vm0_testpmd.execute_cmd('set verbose 1')
self.vm0_testpmd.execute_cmd('start')
self.dut_testpmd.execute_cmd('set vf broadcast 0 0 off')
dst_mac = 'FF:FF:FF:FF:FF:FF'
out = self.send_and_pmdout(dst_mac)
self.verify("received" not in out,
"Failed to disable vf broadcast mode!!!")
self.dut_testpmd.execute_cmd('set vf broadcast 0 0 on')
out = self.send_and_pmdout(dst_mac)
self.verify("received" in out, "Failed to enable vf broadcast mode!!!")
self.verify("dst=%s" % dst_mac in out,
"Failed to enable vf broadcast mode!!!")
self.vm0_testpmd.quit()
self.dut_testpmd.quit()
def test_vf_mtu(self):
"""
Enable VF MTU change
"""
self.dut.send_expect("ifconfig %s mtu 9000" % self.tester_intf, "#")
self.dut_testpmd.start_testpmd("Default", "--port-topology=chained")
self.vm0_testpmd.start_testpmd(VM_CORES_MASK,
'--port-topology=chained')
self.vf0_mac = self.vm0_testpmd.get_port_mac(0)
self.vm0_testpmd.execute_cmd('set fwd mac')
self.vm0_testpmd.execute_cmd('set verbose 1')
self.vm0_testpmd.execute_cmd('start')
pktsize = random.randint(1500, 9000)
out = self.send_and_macstrip(self.vf0_mac, 0, pktsize)
self.vm0_testpmd.execute_cmd('stop')
self.verify(self.vf0_mac.lower() not in out,
"Failed to receive and forward this length packet!!!")
self.vm0_testpmd.execute_cmd('port stop all')
self.vm0_testpmd.execute_cmd('port config mtu 0 %s' % (pktsize + 100))
self.vm0_testpmd.execute_cmd('port start all')
self.vm0_testpmd.execute_cmd('start')
out = self.send_and_macstrip(self.vf0_mac, 0, pktsize)
self.vm0_testpmd.execute_cmd('stop')
self.verify(self.vf0_mac.lower() in out,
"Failed to receive and forward this length packet!!!")
self.vm0_testpmd.quit()
self.dut_testpmd.quit()
self.dut.send_expect("ifconfig %s mtu 1500" % self.tester_intf, "#")
def test_vlan_tag(self):
"""
Enable/disable vlan tag for a VF from PF
"""
self.dut_testpmd.start_testpmd("Default", "--port-topology=chained")
self.vm0_testpmd.start_testpmd(VM_CORES_MASK,
'--port-topology=chained')
self.vf0_mac = self.vm0_testpmd.get_port_mac(0)
random_vlan = random.randint(1, MAX_VLAN - 1)
rx_vlans = [1, random_vlan, MAX_VLAN]
self.vm0_testpmd.execute_cmd('set fwd mac')
self.vm0_testpmd.execute_cmd('set verbose 1')
self.vm0_testpmd.execute_cmd('start')
for rx_vlan in rx_vlans:
self.vm0_testpmd.execute_cmd('rx_vlan add %s 0' % rx_vlan)
self.dut_testpmd.execute_cmd('set vf vlan tag 0 0 off')
time.sleep(1)
out = self.send_and_macstrip(self.vf0_mac, rx_vlan)
self.verify(self.vf0_mac.lower() not in out,
"Failed to disable vlan tag!!!")
self.dut_testpmd.execute_cmd('set vf vlan tag 0 0 on')
time.sleep(1)
out = self.send_and_macstrip(self.vf0_mac, rx_vlan)
self.verify(self.vf0_mac.lower() in out,
"Failed to enable vlan tag!!!")
self.vm0_testpmd.quit()
self.dut_testpmd.quit()
def test_tx_loopback(self):
"""
Enable/disable TX loopback from PF
"""
self.dut_testpmd.start_testpmd("Default", "--port-topology=chained")
self.vm0_testpmd.start_testpmd(VM_CORES_MASK,
'--port-topology=chained')
self.vf0_mac = self.vm0_testpmd.get_port_mac(0)
self.vm1_testpmd.start_testpmd(
VM_CORES_MASK,
'--port-topology=chained --eth-peer=0,%s' % self.vf0_mac)
self.vm0_testpmd.execute_cmd('set fwd rxonly')
self.vm0_testpmd.execute_cmd('set verbose 1')
self.vm0_testpmd.execute_cmd('start')
self.dut_testpmd.execute_cmd('set tx loopback 0 off')
inst = sniff_packets(self.tester_intf, timeout=5)
self.vm1_testpmd.execute_cmd('set burst 5')
self.vm1_testpmd.execute_cmd('start tx_first')
dumpout = self.strip_mac(inst, "dst")
out = self.vm0_testpmd.execute_cmd('stop')
self.verify(self.vf0_mac.lower() in dumpout,
"Failed to disable tx loopback!!!")
self.verify("RX-packets: 0" in out, "Failed to disable tx loopback!!!")
self.vm0_testpmd.execute_cmd('start')
self.dut_testpmd.execute_cmd('set tx loopback 0 on')
inst = sniff_packets(self.tester_intf, timeout=5)
self.vm1_testpmd.execute_cmd('stop')
self.vm1_testpmd.execute_cmd('start tx_first')
dumpout = self.strip_mac(inst, "dst")
out = self.vm0_testpmd.execute_cmd('stop')
self.verify(self.vf0_mac.lower() not in dumpout,
"Failed to enable tx loopback!!!")
self.verify("RX-packets: 5" in out, "Failed to enable tx loopback!!!")
self.vm0_testpmd.quit()
self.vm1_testpmd.quit()
self.dut_testpmd.quit()
def test_all_queues_drop(self):
"""
Enable/disable drop enable bit for all queues from PF
"""
self.dut_testpmd.start_testpmd("Default", "--port-topology=chained")
self.vm0_testpmd.start_testpmd(VM_CORES_MASK,
'--port-topology=chained')
self.vm1_testpmd.start_testpmd(VM_CORES_MASK,
'--port-topology=chained')
self.vm0_testpmd.execute_cmd('set fwd rxonly')
self.vm0_testpmd.execute_cmd('set verbose 1')
self.vm0_testpmd.execute_cmd('start')
self.dut_testpmd.execute_cmd('set all queues drop 0 off')
self.vf0_mac = self.vm0_testpmd.get_port_mac(0)
self.vf1_mac = self.vm1_testpmd.get_port_mac(0)
out = self.send_and_pmdout(self.vf1_mac, 0, 64, 200)
out = self.vm1_testpmd.execute_cmd('show port stats 0')
self.verify("RX-packets: 127" in out,
"Failed to let vf1 full of queues!!!")
out = self.send_and_pmdout(self.vf0_mac, 0, 64, 20)
out = self.vm0_testpmd.execute_cmd('show port stats 0')
self.verify("RX-packets: 0" in out,
"Failed to disable all queues drop!!!")
self.dut_testpmd.execute_cmd('set all queues drop 0 on')
out = self.vm0_testpmd.execute_cmd('show port stats 0')
self.verify("RX-packets: 20" in out,
"Failed to enable all queues drop!!!")
out = self.send_and_pmdout(self.vf0_mac, 0, 64, 20)
out = self.vm0_testpmd.execute_cmd('show port stats 0')
self.verify("RX-packets: 40" in out,
"Failed to enable all queues drop!!!")
self.vm0_testpmd.quit()
self.vm1_testpmd.quit()
self.dut_testpmd.quit()
def test_mac_antispoof(self):
"""
Enable/disable mac anti-spoof for a VF from PF
"""
fake_mac = '00:11:22:33:44:55'
self.vm0_dut.send_expect("sed -i -e '/uint64_t ol_flags = 0;/a " +\
"\struct ether_addr fake_mac = {.addr_bytes = {0x00, 0x11, 0x22, 0x33, 0x44, 0x55},};'" +\
" app/test-pmd/macswap.c", "# ", 30)
self.vm0_dut.send_expect("sed -i -e '/ether_addr_copy(&addr, ð_hdr->s_addr);/d' " +\
" app/test-pmd/macswap.c", "# ", 30)
self.vm0_dut.send_expect("sed -i -e '/ether_addr_copy(ð_hdr->s_addr, ð_hdr->d_addr);/a " +\
"\ether_addr_copy(&fake_mac, ð_hdr->s_addr);' app/test-pmd/macswap.c", "# ", 30)
self.vm0_dut.build_install_dpdk(self.target)
self.dut_testpmd.start_testpmd("Default", "--port-topology=chained")
self.vm0_testpmd.start_testpmd(VM_CORES_MASK,
'--port-topology=chained')
self.vf0_mac = self.vm0_testpmd.get_port_mac(0)
self.vm0_testpmd.execute_cmd('set fwd macswap')
self.dut_testpmd.execute_cmd('set vf mac antispoof 0 0 off')
self.vm0_testpmd.execute_cmd('start')
dumpout = self.send_and_macstrip(self.vf0_mac)
out = self.vm0_testpmd.execute_cmd('stop')
self.verify(fake_mac in dumpout, "Failed to disable vf mac anspoof!!!")
self.verify("RX-packets: 1" in out, "Failed to receive packet!!!")
self.verify("TX-packets: 1" in out,
"Failed to disable mac antispoof!!!")
self.dut_testpmd.execute_cmd('set vf mac antispoof 0 0 on')
out = self.vm0_testpmd.execute_cmd('start')
dumpout = self.send_and_macstrip(self.vf0_mac)
out = self.vm0_testpmd.execute_cmd('stop')
self.verify(fake_mac not in dumpout,
"Failed to enable vf mac anspoof!!!")
self.verify("RX-packets: 1" in out, "Failed to receive packet!!!")
self.verify("TX-packets: 0" in out,
"Failed to enable mac antispoof!!!")
self.vm0_testpmd.quit()
self.dut_testpmd.quit()
self.vm0_dut.send_expect("sed -i '/struct ether_addr fake_mac = {.addr_bytes = " +\
"{0x00, 0x11, 0x22, 0x33, 0x44, 0x55},};/d' app/test-pmd/macswap.c", "# ", 30)
self.vm0_dut.send_expect("sed -i '/ether_addr_copy(&fake_mac, ð_hdr->s_addr);/d' " +\
"app/test-pmd/macswap.c", "# ", 30)
self.vm0_dut.send_expect("sed -i '/ether_addr_copy(ð_hdr->s_addr, ð_hdr->d_addr);/a " +\
"\ether_addr_copy(&addr, ð_hdr->s_addr);' app/test-pmd/macswap.c", "# ", 30)
self.vm0_dut.build_install_dpdk(self.target)
def test_vf_mac_set(self):
"""
Set MAC address for a VF from PF
"""
expect_mac = 'A2:22:33:44:55:66'
self.dut_testpmd.start_testpmd("Default", "--port-topology=chained")
self.dut_testpmd.execute_cmd('set vf mac addr 0 0 %s' % expect_mac)
out = self.vm0_testpmd.start_testpmd(VM_CORES_MASK,
'--port-topology=chained')
self.verify("%s" % expect_mac in out, "Failed to set vf mac!!!")
self.vf0_mac = self.vm0_testpmd.get_port_mac(0)
self.vm0_testpmd.execute_cmd('set fwd mac')
self.vm0_testpmd.execute_cmd('start')
out = self.send_and_macstrip(self.vf0_mac)
self.verify(expect_mac.lower() in out,
"Failed to receive packet on setted vf mac!!!")
self.vm0_testpmd.quit()
self.dut_testpmd.quit()
def test_vlan_antispoof(self):
"""
Enable/disable vlan antispoof for a VF from PF
"""
self.dut_testpmd.start_testpmd("Default", "--port-topology=chained")
self.vm0_testpmd.start_testpmd(VM_CORES_MASK,
'--port-topology=chained')
self.vf0_mac = self.vm0_testpmd.get_port_mac(0)
vf0_mac_lower = self.vf0_mac.lower()
random_vlan = random.randint(1, MAX_VLAN)
match_vlan = random_vlan
unmatch_vlan = (random_vlan + 2) % 4096
self.vm0_testpmd.execute_cmd('set fwd mac')
self.vm0_testpmd.execute_cmd('start')
self.dut_testpmd.execute_cmd('rx_vlan add %d port 0 vf 1' % match_vlan)
if self.kdriver == "i40e":
self.dut_testpmd.execute_cmd('set vf vlan stripq 0 0 off')
else:
self.dut_testpmd.execute_cmd('vlan set filter off 0')
self.dut_testpmd.execute_cmd('vlan set strip off 0')
self.vm0_testpmd.execute_cmd('vlan set strip off 0')
self.dut_testpmd.execute_cmd('set vf vlan antispoof 0 0 off')
time.sleep(1)
out = self.send_and_macstrip(self.vf0_mac, match_vlan)
self.verify(vf0_mac_lower in out,
"Failed to disable vlan antispoof with match vlan!!!")
out = self.send_and_macstrip(self.vf0_mac, unmatch_vlan)
self.verify(vf0_mac_lower in out,
"Failed to disable vlan antispoof with unmatch vlan!!!")
out = self.send_and_macstrip(self.vf0_mac)
self.verify(vf0_mac_lower in out,
"Failed to disable vlan antispoof with no vlan!!!")
if self.kdriver == "ixgbe":
self.dut_testpmd.execute_cmd('set vf mac antispoof 0 0 on')
self.dut_testpmd.execute_cmd('set vf vlan antispoof 0 0 on')
time.sleep(1)
out = self.send_and_macstrip(self.vf0_mac, match_vlan)
self.verify(vf0_mac_lower in out,
"Failed to enable vlan antispoof with match vlan!!!")
out = self.send_and_macstrip(self.vf0_mac, unmatch_vlan)
self.verify(vf0_mac_lower not in out,
"Failed to enable vlan antispoof with unmatch vlan!!!")
out = self.send_and_macstrip(self.vf0_mac)
self.verify(vf0_mac_lower not in out,
"Failed to enable vlan antispoof with no vlan!!!")
self.vm0_testpmd.quit()
self.dut_testpmd.quit()
def test_vlan_strip(self):
"""
Enable/disable the VLAN strip for all queues in a pool for a VF from PF
"""
self.dut_testpmd.start_testpmd("Default", "--port-topology=chained")
self.vm0_testpmd.start_testpmd(VM_CORES_MASK,
'--port-topology=chained')
self.vf0_mac = self.vm0_testpmd.get_port_mac(0)
random_vlan = random.randint(1, MAX_VLAN - 1)
rx_vlans = [1, random_vlan, MAX_VLAN]
self.vm0_testpmd.execute_cmd('set fwd mac')
self.vm0_testpmd.execute_cmd('set verbose 1')
self.vm0_testpmd.execute_cmd('start')
for rx_vlan in rx_vlans:
self.vm0_testpmd.execute_cmd('rx_vlan add %s 0' % rx_vlan)
self.dut_testpmd.execute_cmd('set vf vlan stripq 0 0 off')
time.sleep(1)
out = self.send_and_vlanstrip(self.vf0_mac, rx_vlan)
self.verify(rx_vlan in out, "Failed to disable strip vlan!!!")
self.dut_testpmd.execute_cmd('set vf vlan stripq 0 0 on')
time.sleep(1)
out = self.send_and_vlanstrip(self.vf0_mac, rx_vlan)
self.verify(rx_vlan not in out, "Failed to disable strip vlan!!!")
self.vm0_testpmd.quit()
self.dut_testpmd.quit()
def test_vlan_filter(self):
"""
Add/Remove vlan filter for a VF from PF
"""
self.dut_testpmd.start_testpmd("Default", "--port-topology=chained")
self.vm0_testpmd.start_testpmd(VM_CORES_MASK,
'--port-topology=chained')
self.vm0_testpmd.execute_cmd('set fwd rxonly')
self.vm0_testpmd.execute_cmd('set verbose 1')
self.vm0_testpmd.execute_cmd('start')
wrong_mac = '9E:AC:72:49:43:11'
out = self.send_and_pmdout(wrong_mac)
self.verify("dst=%s" % wrong_mac in out,
"Failed to receive untagged packet!!!")
random_vlan = random.randint(1, MAX_VLAN)
out = self.send_and_pmdout(wrong_mac, random_vlan)
self.verify("dst=%s" % wrong_mac in out,
"Failed to receive packet with vlan id!!!")
self.verify("VLAN tci=%s" % hex(random_vlan) in out,
"Failed to receive packet with vlan id!!!")
random_vlan = random.randint(2, MAX_VLAN - 1)
rx_vlans = [1, random_vlan, MAX_VLAN]
for rx_vlan in rx_vlans:
self.dut_testpmd.execute_cmd('rx_vlan add %s port 0 vf 1' %
rx_vlan)
time.sleep(1)
out = self.send_and_pmdout(wrong_mac, rx_vlan)
self.verify("dst=%s" % wrong_mac in out,
"Failed to enable vlan filter!!!")
self.verify("VLAN tci=%s" % hex(rx_vlan) in out,
"Failed to receive packet with vlan id!!!")
wrong_rx_vlan = (rx_vlan + 1) % 4096
#Packet for vlan id 0 is equal to untagged packet for this case
if wrong_rx_vlan == 0:
wrong_rx_vlan = random.randint(1, MAX_VLAN - 1)
out = self.send_and_pmdout(wrong_mac, wrong_rx_vlan)
self.verify("dst=%s" % wrong_mac not in out,
"Failed to enable vlan filter!!!")
self.dut_testpmd.execute_cmd('rx_vlan rm %s port 0 vf 1' % rx_vlan)
out = self.send_and_pmdout(wrong_mac, rx_vlan)
self.verify("dst=%s" % wrong_mac in out,
"Failed to disable vlan filter!!!")
self.verify("VLAN tci=%s" % hex(rx_vlan) in out,
"Failed to receive packet with vlan id!!!")
out = self.send_and_pmdout(wrong_mac, wrong_rx_vlan)
self.verify("dst=%s" % wrong_mac in out,
"Failed to disable vlan filter!!!")
self.verify("VLAN tci=%s" % hex(wrong_rx_vlan) in out,
"Failed to receive packet with vlan id!!!")
out = self.send_and_pmdout(wrong_mac)
self.verify("dst=%s" % wrong_mac in out,
"Failed to receive untagged packet!!!")
self.vm0_testpmd.quit()
self.dut_testpmd.quit()
def tear_down(self):
self.vm0_dut.kill_all()
self.vm1_dut.kill_all()
pass
def tear_down_all(self):
self.destroy_vm_env()
pass
class TestVfOffload(TestCase):
def set_up_all(self):
self.dut_ports = self.dut.get_ports(self.nic)
self.verify(len(self.dut_ports) > 1, "Insufficient ports")
self.vm0 = None
self.setup_2pf_2vf_1vm_env_flag = 0
self.setup_2pf_2vf_1vm_env(driver='')
self.vm0_dut_ports = self.vm_dut_0.get_ports('any')
self.portMask = utils.create_mask([self.vm0_dut_ports[0]])
self.vm0_testpmd = PmdOutput(self.vm_dut_0)
def set_up(self):
pass
def setup_2pf_2vf_1vm_env(self, driver='default'):
self.used_dut_port_0 = self.dut_ports[0]
self.dut.generate_sriov_vfs_by_port(self.used_dut_port_0,
1,
driver=driver)
self.sriov_vfs_port_0 = self.dut.ports_info[
self.used_dut_port_0]['vfs_port']
self.used_dut_port_1 = self.dut_ports[1]
self.dut.generate_sriov_vfs_by_port(self.used_dut_port_1,
1,
driver=driver)
self.sriov_vfs_port_1 = self.dut.ports_info[
self.used_dut_port_1]['vfs_port']
try:
for port in self.sriov_vfs_port_0:
port.bind_driver('pci-stub')
for port in self.sriov_vfs_port_1:
port.bind_driver('pci-stub')
time.sleep(1)
vf0_prop = {'opt_host': self.sriov_vfs_port_0[0].pci}
vf1_prop = {'opt_host': self.sriov_vfs_port_1[0].pci}
if driver == 'igb_uio':
# start testpmd without the two VFs on the host
self.host_testpmd = PmdOutput(self.dut)
eal_param = '-b %(vf0)s -b %(vf1)s' % {
'vf0': self.sriov_vfs_port_0[0].pci,
'vf1': self.sriov_vfs_port_1[0].pci
}
self.host_testpmd.start_testpmd("1S/2C/2T",
eal_param=eal_param)
# set up VM0 ENV
self.vm0 = QEMUKvm(self.dut, 'vm0', 'vf_offload')
self.vm0.set_vm_device(driver='pci-assign', **vf0_prop)
self.vm0.set_vm_device(driver='pci-assign', **vf1_prop)
self.vm_dut_0 = self.vm0.start()
if self.vm_dut_0 is None:
raise Exception("Set up VM0 ENV failed!")
self.setup_2pf_2vf_1vm_env_flag = 1
except Exception as e:
self.destroy_2pf_2vf_1vm_env()
raise Exception(e)
def destroy_2pf_2vf_1vm_env(self):
if getattr(self, 'vm0', None):
#destroy testpmd in vm0
self.vm0_testpmd = None
self.vm0_dut_ports = None
#destroy vm0
self.vm0.stop()
self.dut.virt_exit()
self.vm0 = None
if getattr(self, 'host_testpmd', None):
self.host_testpmd.execute_cmd('quit', '# ')
self.host_testpmd = None
if getattr(self, 'used_dut_port_0', None) != None:
self.dut.destroy_sriov_vfs_by_port(self.used_dut_port_0)
port = self.dut.ports_info[self.used_dut_port_0]['port']
port.bind_driver()
self.used_dut_port_0 = None
if getattr(self, 'used_dut_port_1', None) != None:
self.dut.destroy_sriov_vfs_by_port(self.used_dut_port_1)
port = self.dut.ports_info[self.used_dut_port_1]['port']
port.bind_driver()
self.used_dut_port_1 = None
for port_id in self.dut_ports:
port = self.dut.ports_info[port_id]['port']
port.bind_driver()
self.setup_2pf_2vf_1vm_env_flag = 0
def checksum_enablehw(self, port, dut):
dut.send_expect("csum set ip hw %d" % port, "testpmd>")
dut.send_expect("csum set udp hw %d" % port, "testpmd>")
dut.send_expect("csum set tcp hw %d" % port, "testpmd>")
dut.send_expect("csum set sctp hw %d" % port, "testpmd>")
def checksum_enablesw(self, port, dut):
dut.send_expect("csum set ip sw %d" % port, "testpmd>")
dut.send_expect("csum set udp sw %d" % port, "testpmd>")
dut.send_expect("csum set tcp sw %d" % port, "testpmd>")
dut.send_expect("csum set sctp sw %d" % port, "testpmd>")
def checksum_validate(self, packets_sent, packets_expected):
"""
Validate the checksum.
"""
tx_interface = self.tester.get_interface(
self.tester.get_local_port(self.dut_ports[0]))
rx_interface = self.tester.get_interface(
self.tester.get_local_port(self.dut_ports[0]))
sniff_src = self.vm0_testpmd.get_port_mac(0)
checksum_pattern = re.compile("chksum.*=.*(0x[0-9a-z]+)")
chksum = dict()
result = dict()
self.tester.send_expect("scapy", ">>> ")
for packet_type in packets_expected.keys():
self.tester.send_expect("p = %s" % packets_expected[packet_type],
">>>")
out = self.tester.send_expect("p.show2()", ">>>")
chksums = checksum_pattern.findall(out)
chksum[packet_type] = chksums
print packet_type, ": ", chksums
self.tester.send_expect("exit()", "#")
self.tester.scapy_background()
self.tester.scapy_append(
'p = sniff(filter="ether src %s", iface="%s", count=%d)' %
(sniff_src, rx_interface, len(packets_sent)))
self.tester.scapy_append('nr_packets=len(p)')
self.tester.scapy_append(
'reslist = [p[i].sprintf("%IP.chksum%;%TCP.chksum%;%UDP.chksum%;%SCTP.chksum%") for i in range(nr_packets)]'
)
self.tester.scapy_append('import string')
self.tester.scapy_append('RESULT = string.join(reslist, ",")')
# Send packet.
self.tester.scapy_foreground()
for packet_type in packets_sent.keys():
self.tester.scapy_append('sendp([%s], iface="%s")' %
(packets_sent[packet_type], tx_interface))
self.tester.scapy_execute()
out = self.tester.scapy_get_result()
packets_received = out.split(',')
self.verify(
len(packets_sent) == len(packets_received),
"Unexpected Packets Drop")
for packet_received in packets_received:
ip_checksum, tcp_checksum, udp_checksup, sctp_checksum = packet_received.split(
';')
print "ip_checksum: ", ip_checksum, "tcp_checksum:, ", tcp_checksum, "udp_checksup: ", udp_checksup, "sctp_checksum: ", sctp_checksum
packet_type = ''
l4_checksum = ''
if tcp_checksum != '??':
packet_type = 'TCP'
l4_checksum = tcp_checksum
elif udp_checksup != '??':
packet_type = 'UDP'
l4_checksum = udp_checksup
elif sctp_checksum != '??':
packet_type = 'SCTP'
l4_checksum = sctp_checksum
if ip_checksum != '??':
packet_type = 'IP/' + packet_type
if chksum[packet_type] != [ip_checksum, l4_checksum]:
result[packet_type] = packet_type + " checksum error"
else:
packet_type = 'IPv6/' + packet_type
if chksum[packet_type] != [l4_checksum]:
result[packet_type] = packet_type + " checksum error"
return result
def test_checksum_offload_enable(self):
"""
Enable HW Checksum offload.
Send packet with incorrect checksum,
can rx it and reported the checksum error,
verify forwarded packets have correct checksum
"""
self.vm0_testpmd.start_testpmd(
VM_CORES_MASK, "--portmask=%s " % (self.portMask) +
"--disable-hw-vlan --enable-rx-cksum " + "--txqflags=0 " +
"--port-topology=loop")
self.vm0_testpmd.execute_cmd('set fwd csum')
time.sleep(2)
port_id_0 = 0
mac = self.vm0_testpmd.get_port_mac(0)
sndIP = '10.0.0.1'
sndIPv6 = '::1'
pkts = {
'IP/UDP':
'Ether(dst="%s", src="52:00:00:00:00:00")/IP(src="%s", chksum=0xf)/UDP(chksum=0xf)/("X"*46)'
% (mac, sndIP),
'IP/TCP':
'Ether(dst="%s", src="52:00:00:00:00:00")/IP(src="%s", chksum=0xf)/TCP(chksum=0xf)/("X"*46)'
% (mac, sndIP),
'IP/SCTP':
'Ether(dst="%s", src="52:00:00:00:00:00")/IP(src="%s", chksum=0xf)/SCTP(chksum=0xf)/("X"*48)'
% (mac, sndIP),
'IPv6/UDP':
'Ether(dst="%s", src="52:00:00:00:00:00")/IPv6(src="%s")/UDP(chksum=0xf)/("X"*46)'
% (mac, sndIPv6),
'IPv6/TCP':
'Ether(dst="%s", src="52:00:00:00:00:00")/IPv6(src="%s")/TCP(chksum=0xf)/("X"*46)'
% (mac, sndIPv6)
}
expIP = sndIP
expIPv6 = sndIPv6
pkts_ref = {
'IP/UDP':
'Ether(dst="02:00:00:00:00:00", src="%s")/IP(src="%s")/UDP()/("X"*46)'
% (mac, expIP),
'IP/TCP':
'Ether(dst="02:00:00:00:00:00", src="%s")/IP(src="%s")/TCP()/("X"*46)'
% (mac, expIP),
'IP/SCTP':
'Ether(dst="02:00:00:00:00:00", src="%s")/IP(src="%s")/SCTP()/("X"*48)'
% (mac, expIP),
'IPv6/UDP':
'Ether(dst="02:00:00:00:00:00", src="%s")/IPv6(src="%s")/UDP()/("X"*46)'
% (mac, expIPv6),
'IPv6/TCP':
'Ether(dst="02:00:00:00:00:00", src="%s")/IPv6(src="%s")/TCP()/("X"*46)'
% (mac, expIPv6)
}
if self.nic in ['redrockcanyou', 'atwood']:
del pkts['IP/SCTP']
del pkts_ref['IP/SCTP']
self.checksum_enablehw(0, self.vm_dut_0)
self.vm0_testpmd.execute_cmd('start')
result = self.checksum_validate(pkts, pkts_ref)
# Validate checksum on the receive packet
out = self.vm0_testpmd.execute_cmd('stop')
bad_ipcsum = self.vm0_testpmd.get_pmd_value("Bad-ipcsum:", out)
bad_l4csum = self.vm0_testpmd.get_pmd_value("Bad-l4csum:", out)
self.verify(bad_ipcsum == 3, "Bad-ipcsum check error")
self.verify(bad_l4csum == 5, "Bad-l4csum check error")
self.verify(len(result) == 0, string.join(result.values(), ","))
def test_checksum_offload_disable(self):
"""
disable HW checksum offload on tx port, SW Checksum check.
SW Checksum on by default.
Send same packet with incorrect checksum and verify checksum is valid.
"""
self.vm0_testpmd.start_testpmd(
VM_CORES_MASK, "--portmask=%s " % (self.portMask) +
"--disable-hw-vlan --enable-rx-cksum " + "--port-topology=loop")
self.vm0_testpmd.execute_cmd('set fwd csum')
time.sleep(2)
mac = self.vm0_testpmd.get_port_mac(0)
sndIP = '10.0.0.1'
sndIPv6 = '::1'
sndPkts = {
'IP/UDP':
'Ether(dst="%s", src="52:00:00:00:00:00")/IP(src="%s",chksum=0xf)/UDP(chksum=0xf)/("X"*46)'
% (mac, sndIP),
'IP/TCP':
'Ether(dst="%s", src="52:00:00:00:00:00")/IP(src="%s",chksum=0xf)/TCP(chksum=0xf)/("X"*46)'
% (mac, sndIP),
'IPv6/UDP':
'Ether(dst="%s", src="52:00:00:00:00:00")/IPv6(src="%s")/UDP(chksum=0xf)/("X"*46)'
% (mac, sndIPv6),
'IPv6/TCP':
'Ether(dst="%s", src="52:00:00:00:00:00")/IPv6(src="%s")/TCP(chksum=0xf)/("X"*46)'
% (mac, sndIPv6)
}
expIP = sndIP
expIPv6 = sndIPv6
expPkts = {
'IP/UDP':
'Ether(dst="02:00:00:00:00:00", src="%s")/IP(src="%s")/UDP()/("X"*46)'
% (mac, expIP),
'IP/TCP':
'Ether(dst="02:00:00:00:00:00", src="%s")/IP(src="%s")/TCP()/("X"*46)'
% (mac, expIP),
'IPv6/UDP':
'Ether(dst="02:00:00:00:00:00", src="%s")/IPv6(src="%s")/UDP()/("X"*46)'
% (mac, expIPv6),
'IPv6/TCP':
'Ether(dst="02:00:00:00:00:00", src="%s")/IPv6(src="%s")/TCP()/("X"*46)'
% (mac, expIPv6)
}
self.vm0_testpmd.execute_cmd('start')
result = self.checksum_validate(sndPkts, expPkts)
# Validate checksum on the receive packet
out = self.vm0_testpmd.execute_cmd('stop')
bad_ipcsum = self.vm0_testpmd.get_pmd_value("Bad-ipcsum:", out)
bad_l4csum = self.vm0_testpmd.get_pmd_value("Bad-l4csum:", out)
self.verify(bad_ipcsum == 2, "Bad-ipcsum check error")
self.verify(bad_l4csum == 4, "Bad-l4csum check error")
self.verify(len(result) == 0, string.join(result.values(), ","))
def tcpdump_start_sniffing(self, ifaces=[]):
"""
Starts tcpdump in the background to sniff the tester interface where
the packets are transmitted to and from the self.dut.
All the captured packets are going to be stored in a file for a
post-analysis.
"""
for iface in ifaces:
command = ('tcpdump -w tcpdump_{0}.pcap -i {0} 2>tcpdump_{0}.out &'
).format(iface)
self.tester.send_expect('rm -f tcpdump_{0}.pcap',
'#').format(iface)
self.tester.send_expect(command, '#')
def tcpdump_stop_sniff(self):
"""
Stops the tcpdump process running in the background.
"""
self.tester.send_expect('killall tcpdump', '#')
time.sleep(1)
self.tester.send_expect('echo "Cleaning buffer"', '#')
time.sleep(1)
def tcpdump_command(self, command):
"""
Sends a tcpdump related command and returns an integer from the output
"""
result = self.tester.send_expect(command, '#')
print result
return int(result.strip())
def number_of_packets(self, iface):
"""
By reading the file generated by tcpdump it counts how many packets were
forwarded by the sample app and received in the self.tester. The sample app
will add a known MAC address for the test to look for.
"""
command = (
'tcpdump -A -nn -e -v -r tcpdump_{iface}.pcap 2>/dev/null | ' +
'grep -c "seq"')
return self.tcpdump_command(command.format(**locals()))
def test_tso(self):
"""
TSO IPv4 TCP, IPv6 TCP, VXLan testing
"""
tx_interface = self.tester.get_interface(
self.tester.get_local_port(self.dut_ports[0]))
rx_interface = self.tester.get_interface(
self.tester.get_local_port(self.dut_ports[1]))
self.frame_sizes = [128, 1458]
self.headers_size = HEADER_SIZE['eth'] + HEADER_SIZE[
'ip'] + HEADER_SIZE['tcp']
padding = self.frame_sizes[0] - self.headers_size
self.tester.send_expect(
"ethtool -K %s rx off tx off tso off gso off gro off lro off" %
tx_interface, "# ")
self.tester.send_expect("ip l set %s up" % tx_interface, "# ")
self.portMask = utils.create_mask([self.vm0_dut_ports[0]])
self.vm0_testpmd.start_testpmd(
VM_CORES_MASK, "--portmask=%s " % (self.portMask) +
"--enable-rx-cksum " + "--txqflags=0 " + "--port-topology=loop")
mac = self.vm0_testpmd.get_port_mac(0)
self.checksum_enablehw(0, self.vm_dut_0)
self.vm0_testpmd.execute_cmd("tso set 800 %d" % self.vm0_dut_ports[1])
self.vm0_testpmd.execute_cmd("set fwd csum")
self.vm0_testpmd.execute_cmd("start")
self.tester.scapy_foreground()
time.sleep(5)
# IPv4 tcp test
self.tcpdump_start_sniffing([tx_interface, rx_interface])
self.tester.scapy_append(
'sendp([Ether(dst="%s",src="52:00:00:00:00:00")/IP(src="192.168.1.1",dst="192.168.1.2")/TCP(sport=1021,dport=1021)/("X"*%s)], iface="%s")'
% (mac, padding, tx_interface))
out = self.tester.scapy_execute()
out = self.vm0_testpmd.execute_cmd("show port stats all")
print out
self.tcpdump_stop_sniff()
rx_stats = self.number_of_packets(rx_interface)
if (rx_stats == 2):
self.verify(1, "Pass")
# IPv6 tcp test
self.tcpdump_start_sniffing([tx_interface, rx_interface])
self.tester.scapy_append(
'sendp([Ether(dst="%s", src="52:00:00:00:00:00")/IPv6(src="FE80:0:0:0:200:1FF:FE00:200", dst="3555:5555:6666:6666:7777:7777:8888:8888")/TCP(sport=1021,dport=1021)/("X"*%s)], iface="%s")'
% (mac, padding, tx_interface))
out = self.tester.scapy_execute()
out = self.vm0_testpmd.execute_cmd("show port stats all")
print out
self.tcpdump_stop_sniff()
rx_stats = self.number_of_packets(rx_interface)
if (rx_stats == 2):
self.verify(1, "Pass")
def tear_down(self):
self.vm0_testpmd.execute_cmd('quit', '# ')
pass
def tear_down_all(self):
print "tear_down_all"
if self.setup_2pf_2vf_1vm_env_flag == 1:
self.destroy_2pf_2vf_1vm_env()
class TestEtag(TestCase):
supported_vf_driver = ['pci-stub', 'vfio-pci']
def set_up_all(self):
self.dut_ports = self.dut.get_ports(self.nic)
self.verify(self.nic in ['sagepond', 'sageville'],
'802.1BR only support by sagepond and sageville')
self.verify(len(self.dut_ports) >= 1, 'Insufficient ports')
self.src_intf = self.tester.get_interface(
self.tester.get_local_port(0))
self.src_mac = self.tester.get_mac(self.tester.get_local_port(0))
self.dst_mac = self.dut.get_mac_address(0)
self.vm0 = None
self.printFlag = self._enable_debug
self.dut.send_expect('ls', '#')
self.setup_vm_env_flag = 0
self.preset_host_cmds = list()
def set_up(self):
pass
def setup_vm_env(self, driver='default'):
'''
setup qemu virtual environment
'''
if self.setup_vm_env_flag == 1:
return
self.used_dut_port_0 = self.dut_ports[0]
self.dut.generate_sriov_vfs_by_port(self.used_dut_port_0,
2,
driver=driver)
self.sriov_vfs_port_0 = self.dut.ports_info[
self.used_dut_port_0]['vfs_port']
# set vf assign method and vf driver
self.vf_driver = self.get_suite_cfg()['vf_driver']
if self.vf_driver is None:
self.vf_driver = 'pci-stub'
self.verify(self.vf_driver in self.supported_vf_driver,
"Unspported vf driver")
if self.vf_driver == 'pci-stub':
self.vf_assign_method = 'pci-assign'
else:
self.vf_assign_method = 'vfio-pci'
self.dut.send_expect('modprobe vfio-pci', '#')
try:
for port in self.sriov_vfs_port_0:
port.bind_driver(self.vf_driver)
time.sleep(1)
vf0_prop = {'opt_host': self.sriov_vfs_port_0[0].pci}
vf1_prop = {'opt_host': self.sriov_vfs_port_0[1].pci}
# start testpmd without the two VFs on the host
self.host_testpmd = PmdOutput(self.dut)
eal_param = '-b %(vf0)s -b %(vf1)s' % {
'vf0': self.sriov_vfs_port_0[0].pci,
'vf1': self.sriov_vfs_port_0[1].pci
}
self.preset_host_testpmd(VM_CORES_MASK, eal_param)
# set up VM0 ENV
self.vm0 = QEMUKvm(self.dut, 'vm0', 'vf_etag')
self.vm0.set_vm_device(driver=self.vf_assign_method, **vf0_prop)
self.vm0.set_vm_device(driver=self.vf_assign_method, **vf1_prop)
self.vm_dut_0 = self.vm0.start()
if self.vm_dut_0 is None:
raise Exception('Set up VM0 ENV failed!')
except Exception as e:
print e
self.destroy_vm_env()
raise Exception(e)
def destroy_vm_env(self):
#destroy testpmd in vm0
if getattr(self, 'vm0_testpmd', None) and self.vm0_testpmd:
self.vm0_testpmd.execute_cmd('stop')
self.vm0_testpmd.execute_cmd('quit', '# ')
self.vm0_testpmd = None
#destroy vm0
if getattr(self, 'vm0', None) and self.vm0:
self.vm0_dut_ports = None
self.vm0.stop()
self.vm0 = None
#destroy host testpmd
if getattr(self, 'host_testpmd', None):
self.host_testpmd.execute_cmd('quit', '# ')
self.host_testpmd = None
# reset used port's sriov
if getattr(self, 'used_dut_port_0', None):
self.dut.destroy_sriov_vfs_by_port(self.used_dut_port_0)
port = self.dut.ports_info[self.used_dut_port_0]['port']
port.bind_driver()
self.used_dut_port_0 = None
# bind used ports with default driver
for port_id in self.dut_ports:
port = self.dut.ports_info[port_id]['port']
port.bind_driver()
self.setup_vm_env_flag = 0
def check_packet_transmission(self, pkt_types):
time.sleep(1)
for pkt_type in pkt_types.keys():
intf = self.src_intf
pkt = Packet(pkt_type=pkt_type)
# set packet every layer's input parameters
if 'layer_configs' in pkt_types[pkt_type].keys():
pkt_configs = pkt_types[pkt_type]['layer_configs']
if pkt_configs:
for layer in pkt_configs.keys():
pkt.config_layer(layer, pkt_configs[layer])
pkt.send_pkt(tx_port=self.src_intf)
# check vm testpmd packet received information
if 'vm' in pkt_types[pkt_type].keys():
out = self.vm0_testpmd.get_output(timeout=2)
if self.printFlag: # debug output
print out
for pkt_attribute in pkt_types[pkt_type]['vm']:
if self.printFlag: # debug output
print pkt_attribute
if pkt_attribute not in out:
print utils.RED('Fail to detect %s' % pkt_attribute)
if not self.printFlag: # print out all info in debug mode
raise VerifyFailure('Failed to detect %s' %
pkt_attribute)
print utils.GREEN('VM detected %s successfully' % pkt_type)
# check dut testpmd packet received information
if 'dut' in pkt_types[pkt_type].keys():
out = self.host_testpmd.get_output(timeout=2)
if self.printFlag: # debug output
print out
for pkt_attribute in pkt_types[pkt_type]['dut']:
if self.printFlag: # debug output
print pkt_attribute
if pkt_attribute not in out:
print utils.RED('Fail to detect %s' % pkt_attribute)
if not self.printFlag: # print out all info in debug mode
raise VerifyFailure('Failed to detect %s' %
pkt_attribute)
print utils.GREEN('DUT detected %s successfully' % pkt_type)
time.sleep(1)
def preset_host_testpmd(self, core_mask, eal_param):
if self.setup_vm_env_flag == 0:
self.host_testpmd.start_testpmd(core_mask,
param='--port-topology=loop',
eal_param=eal_param)
self.execute_host_testpmd_cmd(self.preset_host_cmds)
self.preset_host_cmds = list()
time.sleep(2)
def execute_host_testpmd_cmd(self, cmds):
if len(cmds) == 0:
return
for item in cmds:
if len(item) == 2:
self.host_testpmd.execute_cmd(item[0], int(item[1]))
else:
self.host_testpmd.execute_cmd(item[0])
time.sleep(2)
def preset_guest_testpmd(self):
if self.setup_vm_env_flag == 0:
self.vm0_testpmd = PmdOutput(self.vm_dut_0)
self.vm0_testpmd.start_testpmd(VM_CORES_MASK,
param='--port-topology=loop')
time.sleep(1)
elif self.vm0_testpmd:
self.vm0_testpmd.quit()
self.vm0_testpmd.start_testpmd(VM_CORES_MASK,
param='--port-topology=loop')
time.sleep(1)
def execute_guest_testpmd_cmd(self, cmds):
if len(cmds) == 0:
return
for item in cmds:
if len(item) == 2:
self.vm0_testpmd.execute_cmd(item[0], int(item[1]))
else:
self.vm0_testpmd.execute_cmd(item[0])
def preset_test_enviroment(self):
self.setup_vm_env(driver='igb_uio')
self.preset_guest_testpmd()
self.setup_vm_env_flag = 1
time.sleep(2)
def test_l2_tunnel_filter(self):
'''
Enable E-tag l2 tunnel support means enabling ability of parsing E-tag packet.
This ability should be enabled before we enable filtering, forwarding,
offloading for this specific type of tunnel.
'''
host_cmds = [['port config 0 l2-tunnel E-tag enable'],
['set fwd rxonly'], ['set verbose 1'], ['start']]
guest_cmds = [['set fwd rxonly'], ['set verbose 1'], ['start']]
config_layers = {
'ether': {
'src': self.src_mac
},
'etag': {
'ECIDbase': 1000
}
}
pkt_types = {
'ETAG_UDP': {
'dut': ['type=0x893f'],
'vm': ['type=0x893f'],
'layer_configs': config_layers
}
}
self.preset_test_enviroment()
self.execute_host_testpmd_cmd(host_cmds)
self.execute_guest_testpmd_cmd(guest_cmds)
self.check_packet_transmission(pkt_types)
def test_etag_filter(self):
'''
when E-tag packet forwarding and add E-tag on VF0
'''
test_types = ['etag_pf', 'etag_remove', 'etag_vf_0', 'etag_vf_1']
host_cmds = [['port config 0 l2-tunnel E-tag enable'],
['E-tag set forwarding on port 0']]
self.preset_test_enviroment()
self.execute_host_testpmd_cmd(host_cmds)
for test_type in test_types:
host_cmds = list()
guest_cmds = [['set fwd rxonly'], ['set verbose 1'], ['start']]
if test_type == 'etag_pf':
# Same E-tag forwarding to PF0, Send 802.1BR packet with broadcast mac and
# check packet only received on PF
host_cmds = [[
'E-tag set filter add e-tag-id 1000 dst-pool 2 port 0'
], ['set fwd mac'], ['set verbose 1'], ['start']]
# set packet type and its expecting result
config_layers = {
'ether': {
'src': self.src_mac,
'dst': self.dst_mac
},
'etag': {
'ECIDbase': 1000
}
}
pkt_types = {
'ETAG_UDP': {
'dut': ['type=0x893f'],
'layer_configs': config_layers
}
}
elif test_type == 'etag_remove':
# Remove E-tag, Send 802.1BR packet with broadcast mac and check packet not
# received
host_cmds = [['E-tag set filter del e-tag-id 1000 port 0'],
['set fwd rxonly'], ['set verbose 1'], ['start']]
config_layers = {
'ether': {
'src': self.src_mac
},
'etag': {
'ECIDbase': 1000
}
}
pkt_types = {
'ETAG_UDP': {
'vm': [''],
'dut': [''],
'layer_configs': config_layers
}
}
else:
# Same E-tag forwarding to VF0, Send 802.1BR packet with broadcast mac and
# check packet only received on VF0 or VF1
host_cmds = [[
'E-tag set filter add e-tag-id 1000 dst-pool %d port 0' %
int(test_type[-1:])
], ['set fwd rxonly'], ['set verbose 1'], ['start']]
config_layers = {
'ether': {
'src': self.src_mac
},
'etag': {
'ECIDbase': 1000
}
}
pkt_types = {
'ETAG_UDP': {
'vm': ['type=0x893f'],
'layer_configs': config_layers
}
}
self.execute_host_testpmd_cmd(host_cmds)
self.execute_guest_testpmd_cmd(guest_cmds)
self.check_packet_transmission(pkt_types)
self.host_testpmd.execute_cmd('E-tag set forwarding off port 0')
def test_etag_insertion(self):
'''
When E-tag insertion enable in VF0
'''
host_cmds = [['port config 0 l2-tunnel E-tag enable'],
['E-tag set insertion on port-tag-id 1000 port 0 vf 0'],
['set fwd mac'], ['set verbose 1'], ['start']]
guest_cmds = [['set fwd mac'], ['set verbose 1'], ['start']]
self.preset_test_enviroment()
self.execute_host_testpmd_cmd(host_cmds)
self.execute_guest_testpmd_cmd(guest_cmds)
self.vm0_dut_ports = self.vm_dut_0.get_ports('any')
config_layers = {'ether': {'src': self.src_mac}}
pkt_types = {'IP_RAW': {'layer_configs': config_layers}}
intf = self.src_intf
inst = self.tester.tcpdump_sniff_packets(intf)
self.check_packet_transmission(pkt_types)
time.sleep(1)
pkts = self.tester.load_tcpdump_sniff_packets(inst)
self.host_testpmd.execute_cmd(
'E-tag set insertion off port-tag-id 1000 port 0 vf 0')
# load sniff pcap file, check received packet's content
packetContentFile = "/tmp/packetContent.log"
pcap_file = "/tmp/sniff_%s.pcap" % intf
fp = open(packetContentFile, 'w')
backup_out = sys.stdout
sys.stdout = fp
pkts = rdpcap(pcap_file)
pkts.show()
fp.close()
sys.stdout = backup_out
fp = open(packetContentFile, 'r')
out = fp.read()
fp.close()
if self.printFlag: # debug output
print out
self.verify("Dot1BR" in out,
"tester %s hasn't receiver etag packet" % intf)
def test_etag_strip(self):
'''
When E-tag strip enable on PF
'''
host_cmds = [['port config 0 l2-tunnel E-tag enable'],
['set fwd rxonly'], ['set verbose 1'], ['start']]
guest_cmds = [['set fwd rxonly'], ['set verbose 1'], ['start']]
config_layers = {
'ether': {
'src': self.src_mac
},
'etag': {
'ECIDbase': 1000
}
}
pkt_types_on = {
'ETAG_UDP': {
'vm': ['type=0x0800', 'type=0x893f'],
'layer_configs': config_layers
}
}
pkt_types_off = {
'ETAG_UDP': {
'vm': ['type=0x893f', 'type=0x893f'],
'layer_configs': config_layers
}
}
self.preset_test_enviroment()
self.execute_host_testpmd_cmd(host_cmds)
self.execute_guest_testpmd_cmd(guest_cmds)
# Enable E-tag strip on PF, Send 802.1BR packet to VF and check forwarded packet without E-tag
self.host_testpmd.execute_cmd('E-tag set stripping on port 0')
self.check_packet_transmission(pkt_types_on)
# Disable E-tag strip on PF, Send 802.1BR packet and check forwarded packet with E-tag
self.host_testpmd.execute_cmd('E-tag set stripping off port 0')
self.check_packet_transmission(pkt_types_off)
def tear_down(self):
pass
def tear_down_all(self):
if self.setup_vm_env_flag == 1:
self.destroy_vm_env()
if getattr(self, 'vm0', None):
self.vm0.stop()
for port_id in self.dut_ports:
self.dut.destroy_sriov_vfs_by_port(port_id)
self.tester.send_expect(
"kill -9 $(ps aux | grep -i qemu | grep -v grep | awk {'print $2'})",
'# ', 5)
class TestVhostUserLiveMigration(TestCase):
def set_up_all(self):
# verify at least two duts
self.verify(len(self.duts) >= 2, "Insufficient duts for live migration!!!")
# each dut required one ports
self.dut_ports = self.dut.get_ports()
# Verify that enough ports are available
self.verify(len(self.dut_ports) >= 1, "Insufficient ports for testing")
self.dut_port = self.dut_ports[0]
dut_ip = self.dut.crb['My IP']
self.host_tport = self.tester.get_local_port_bydut(self.dut_port, dut_ip)
self.host_tintf = self.tester.get_interface(self.host_tport)
self.backup_ports = self.duts[1].get_ports()
# Verify that enough ports are available
self.verify(len(self.backup_ports) >= 1, "Insufficient ports for testing")
self.backup_port = self.backup_ports[0]
# backup host ip will be used in migrate command
self.backup_dutip = self.duts[1].crb['My IP']
self.backup_tport = self.tester.get_local_port_bydut(self.backup_port, self.backup_dutip)
self.backup_tintf = self.tester.get_interface(self.backup_tport)
# Use testpmd as vhost-user application on host/backup server
self.vhost = "./%s/app/testpmd" % self.target
self.vm_testpmd = "./%s/app/testpmd -c 0x3 -n 4 -- -i" % self.target
self.virio_mac = "52:54:00:00:00:01"
# flag for environment
self.env_done = False
def set_up(self):
self.setup_vm_env()
pass
def bind_nic_driver(self, crb, ports, driver=""):
# modprobe vfio driver
if driver == "vfio-pci":
for port in ports:
netdev = crb.ports_info[port]['port']
driver = netdev.get_nic_driver()
if driver != 'vfio-pci':
netdev.bind_driver(driver='vfio-pci')
elif driver == "igb_uio":
# igb_uio should insmod as default, no need to check
for port in ports:
netdev = crb.ports_info[port]['port']
driver = netdev.get_nic_driver()
if driver != 'igb_uio':
netdev.bind_driver(driver='igb_uio')
else:
for port in ports:
netdev = crb.ports_info[port]['port']
driver_now = netdev.get_nic_driver()
if driver == "":
driver = netdev.default_driver
if driver != driver_now:
netdev.bind_driver(driver=driver)
def setup_vm_env(self, driver='default'):
"""
Create testing environment on Host and Backup
"""
if self.env_done:
return
# start vhost application on host and backup machines
self.logger.info("Start vhost on host and backup host")
for crb in self.duts[:2]:
self.bind_nic_driver(crb, [crb.get_ports()[0]], driver="igb_uio")
# start vhost app: testpmd, predict hugepage on both sockets
base_dir = crb.base_dir.replace('~', '/root')
crb.send_expect("rm -f %s/vhost-net" % base_dir, "# ")
crb.send_expect("%s -c f -n 4 --socket-mem 512,512 --vdev 'eth_vhost0,iface=./vhost-net,queues=1' -- -i" % self.vhost, "testpmd> ",60)
crb.send_expect("start", "testpmd> ")
try:
# set up host virtual machine
self.host_vm = QEMUKvm(self.duts[0], 'host', 'vhost_user_live_migration')
vhost_params = {}
vhost_params['driver'] = 'vhost-user'
# qemu command can't use ~
base_dir = self.dut.base_dir.replace('~', '/root')
vhost_params['opt_path'] = base_dir + '/vhost-net'
vhost_params['opt_mac'] = self.virio_mac
self.host_vm.set_vm_device(**vhost_params)
self.logger.info("Start virtual machine on host")
self.vm_host = self.host_vm.start()
if self.vm_host is None:
raise Exception("Set up host VM ENV failed!")
self.host_serial = self.host_vm.connect_serial_port(name='vhost_user_live_migration')
if self.host_serial is None:
raise Exception("Connect host serial port failed!")
self.logger.info("Start virtual machine on backup host")
# set up backup virtual machine
self.backup_vm = QEMUKvm(self.duts[1], 'backup', 'vhost_user_live_migration')
vhost_params = {}
vhost_params['driver'] = 'vhost-user'
# qemu command can't use ~
base_dir = self.dut.base_dir.replace('~', '/root')
vhost_params['opt_path'] = base_dir + '/vhost-net'
vhost_params['opt_mac'] = self.virio_mac
self.backup_vm.set_vm_device(**vhost_params)
# start qemu command
self.backup_vm.start()
except Exception as ex:
if ex is VirtDutInitException:
self.host_vm.stop()
self.host_vm = None
# no session created yet, call internal stop function
self.backup_vm._stop_vm()
self.backup_vm = None
else:
self.destroy_vm_env()
raise Exception(ex)
self.env_done = True
def destroy_vm_env(self):
# if environment has been destroyed, just skip
if self.env_done is False:
return
if getattr(self, 'host_serial', None):
if self.host_vm is not None:
self.host_vm.close_serial_port()
if getattr(self, 'backup_serial', None):
if self.backup_serial is not None and self.backup_vm is not None:
self.backup_vm.close_serial_port()
if getattr(self, 'vm_host', None):
if self.vm_host is not None:
self.host_vm.stop()
self.host_vm = None
self.logger.info("Stop virtual machine on backup host")
if getattr(self, 'vm_backup', None):
if self.vm_backup is not None:
self.vm_backup.kill_all()
# backup vm dut has been initialized, destroy backup vm
self.backup_vm.stop()
self.backup_vm = None
if getattr(self, 'backup_vm', None):
# only qemu start, no session created
if self.backup_vm is not None:
self.backup_vm.stop()
self.backup_vm = None
# after vm stopped, stop vhost testpmd
for crb in self.duts[:2]:
crb.kill_all()
for crb in self.duts[:2]:
self.bind_nic_driver(crb, [crb.get_ports()[0]], driver="igb_uio")
self.env_done = False
def send_pkts(self, intf, number=0):
"""
send packet from tester
"""
sendp_fmt = "sendp([Ether(dst='%(DMAC)s')/IP()/UDP()/Raw('x'*18)], iface='%(INTF)s', count=%(COUNT)d)"
sendp_cmd = sendp_fmt % {'DMAC': self.virio_mac, 'INTF': intf, 'COUNT': number}
self.tester.scapy_append(sendp_cmd)
self.tester.scapy_execute()
# sleep 10 seconds for heavy load with backup host
time.sleep(10)
def verify_dpdk(self, tester_port, serial_session):
num_pkts = 10
stats_pat = re.compile("RX-packets: (\d+)")
intf = self.tester.get_interface(tester_port)
serial_session.send_expect("stop", "testpmd> ")
serial_session.send_expect("set fwd rxonly", "testpmd> ")
serial_session.send_expect("clear port stats all", "testpmd> ")
serial_session.send_expect("start tx_first", "testpmd> ")
# send packets from tester
self.send_pkts(intf, number=num_pkts)
out = serial_session.send_expect("show port stats 0", "testpmd> ")
m = stats_pat.search(out)
if m:
num_received = int(m.group(1))
else:
num_received = 0
self.logger.info("Verified %s packets recevied" % num_received)
self.verify(num_received >= num_pkts, "Not receive packets as expected!!!")
def verify_kernel(self, tester_port, vm_dut):
"""
Function to verify packets received by virtIO
"""
intf = self.tester.get_interface(tester_port)
num_pkts = 10
# get host interface
vm_intf = vm_dut.ports_info[0]['port'].get_interface_name()
# start tcpdump the interface
vm_dut.send_expect("ifconfig %s up" % vm_intf, "# ")
direct_pat = re.compile(r"(\s+)\[ (\S+) in\|out\|inout \]")
vm_dut.send_expect("tcpdump -h", "# ")
out = vm_dut.get_session_output(timeout=1)
m = direct_pat.search(out)
if m:
direct_param = "-" + m.group(2)[1] + " in"
else:
direct_param = ""
vm_dut.send_expect("tcpdump -i %s %s -v" % (vm_intf, direct_param), "listening on", 120)
# wait for promisc on
time.sleep(3)
# send packets from tester
self.send_pkts(intf, number=num_pkts)
# killall tcpdump and verify packet received
out = vm_dut.get_session_output(timeout=1)
vm_dut.send_expect("^C", "# ")
num = out.count('UDP')
self.logger.info("Verified %s packets recevied" % num_pkts)
self.verify(num == num_pkts, "Not receive packets as expected!!!")
def test_migrate_with_kernel(self):
"""
Verify migrate virtIO device from host to backup host,
Verify before/in/after migration, device with kernel driver can receive packets
"""
# bind virtio-net back to virtio-pci
self.bind_nic_driver(self.vm_host, [self.vm_host.get_ports()[0]], driver="")
# verify host virtio-net work fine
self.verify_kernel(self.host_tport, self.vm_host)
self.logger.info("Migrate host VM to backup host")
# start live migration
ret = self.host_vm.start_migration(self.backup_dutip, self.backup_vm.migrate_port)
self.verify(ret, "Failed to migration, please check VM and qemu version")
# make sure still can receive packets in migration process
self.verify_kernel(self.host_tport, self.vm_host)
self.logger.info("Waiting migration process done")
# wait live migration done
self.host_vm.wait_migration_done()
# check vhost testpmd log after migration
out = self.duts[0].get_session_output(timeout=1)
self.verify("closed" in out, "Vhost Connection NOT closed on host")
out = self.duts[1].get_session_output(timeout=1)
self.verify("established" in out, "Device not ready on backup host")
self.logger.info("Migration process done, then go to backup VM")
# connected backup VM
self.vm_backup = self.backup_vm.migrated_start()
# make sure still can receive packets
self.verify_kernel(self.backup_tport, self.vm_backup)
def test_migrate_with_dpdk(self):
# bind virtio-net to igb_uio
self.bind_nic_driver(self.vm_host, [self.vm_host.get_ports()[0]], driver="igb_uio")
# start testpmd on host vm
base_dir = self.vm_host.base_dir.replace('~', '/root')
self.host_serial.send_expect('cd %s' % base_dir, "# ")
self.host_serial.send_expect(self.vm_testpmd, "testpmd> ", 120)
# verify testpmd receive packets
self.verify_dpdk(self.host_tport, self.host_serial)
self.logger.info("Migrate host VM to backup host")
# start live migration
ret = self.host_vm.start_migration(self.backup_dutip, self.backup_vm.migrate_port)
self.verify(ret, "Failed to migration, please check VM and qemu version")
# make sure still can receive packets in migration process
self.verify_dpdk(self.host_tport, self.host_serial)
self.logger.info("Waiting migration process done")
# wait live migration done
self.host_vm.wait_migration_done()
# check vhost testpmd log after migration
out = self.duts[0].get_session_output(timeout=1)
self.verify("closed" in out, "Vhost Connection NOT closed on host")
out = self.duts[1].get_session_output(timeout=1)
self.verify("established" in out, "Device not ready on backup host")
self.logger.info("Migration process done, then go to backup VM")
time.sleep(5)
# make sure still can receive packets
self.backup_serial = self.backup_vm.connect_serial_port(name='vhost_user_live_migration', first=False)
if self.backup_serial is None:
raise Exception("Connect backup host serial port failed!")
self.verify_dpdk(self.backup_tport, self.backup_serial)
# quit testpmd
self.backup_serial.send_expect("quit", "# ")
def tear_down(self):
self.destroy_vm_env()
pass
def tear_down_all(self):
pass
class TestVfPacketRxtx(TestCase):
supported_vf_driver = ['pci-stub', 'vfio-pci']
def set_up_all(self):
self.dut_ports = self.dut.get_ports(self.nic)
self.verify(len(self.dut_ports) > 1, "Insufficient ports")
self.vm0 = None
self.vm1 = None
# set vf assign method and vf driver
self.vf_driver = self.get_suite_cfg()['vf_driver']
if self.vf_driver is None:
self.vf_driver = 'pci-stub'
self.verify(self.vf_driver in self.supported_vf_driver,
"Unspported vf driver")
if self.vf_driver == 'pci-stub':
self.vf_assign_method = 'pci-assign'
else:
self.vf_assign_method = 'vfio-pci'
self.tester.send_expect('modprobe vfio-pci', '#')
def set_up(self):
self.setup_2pf_2vf_1vm_env_flag = 0
self.setup_3vf_2vm_env_flag = 0
def setup_2pf_2vf_1vm_env(self, driver='default'):
self.used_dut_port_0 = self.dut_ports[0]
self.dut.generate_sriov_vfs_by_port(self.used_dut_port_0,
1,
driver=driver)
self.sriov_vfs_port_0 = self.dut.ports_info[
self.used_dut_port_0]['vfs_port']
self.used_dut_port_1 = self.dut_ports[1]
self.dut.generate_sriov_vfs_by_port(self.used_dut_port_1,
1,
driver=driver)
self.sriov_vfs_port_1 = self.dut.ports_info[
self.used_dut_port_1]['vfs_port']
try:
for port in self.sriov_vfs_port_0:
port.bind_driver(self.vf_driver)
for port in self.sriov_vfs_port_1:
port.bind_driver(self.vf_driver)
time.sleep(1)
vf0_prop = {'opt_host': self.sriov_vfs_port_0[0].pci}
vf1_prop = {'opt_host': self.sriov_vfs_port_1[0].pci}
if driver == 'igb_uio':
# start testpmd without the two VFs on the host
self.host_testpmd = PmdOutput(self.dut)
eal_param = '-b %(vf0)s -b %(vf1)s' % {
'vf0': self.sriov_vfs_port_0[0].pci,
'vf1': self.sriov_vfs_port_1[0].pci
}
if (self.nic in ["niantic", "sageville", "sagepond"]):
self.host_testpmd.start_testpmd("1S/9C/1T",
"--txq=4 --rxq=4 ",
eal_param=eal_param)
else:
self.host_testpmd.start_testpmd("1S/5C/1T",
"",
eal_param=eal_param)
# set up VM0 ENV
self.vm0 = QEMUKvm(self.dut, 'vm0', 'vf_packet_rxtx')
self.vm0.set_vm_device(driver=self.vf_assign_method, **vf0_prop)
self.vm0.set_vm_device(driver=self.vf_assign_method, **vf1_prop)
self.vm_dut_0 = self.vm0.start()
if self.vm_dut_0 is None:
raise Exception("Set up VM0 ENV failed!")
self.setup_2pf_2vf_1vm_env_flag = 1
except Exception as e:
self.destroy_2pf_2vf_1vm_env()
raise Exception(e)
def destroy_2pf_2vf_1vm_env(self):
if getattr(self, 'vm0', None):
#destroy testpmd in vm0
if getattr(self, 'vm0_testpmd', None):
self.vm0_testpmd.execute_cmd('stop')
self.vm0_testpmd.execute_cmd('quit', '# ')
self.vm0_testpmd = None
self.vm0_dut_ports = None
#destroy vm0
self.vm0.stop()
self.vm0 = None
if getattr(self, 'host_testpmd', None):
self.host_testpmd.execute_cmd('quit', '# ')
self.host_testpmd = None
self.dut.virt_exit()
if getattr(self, 'used_dut_port_0', None) != None:
self.dut.destroy_sriov_vfs_by_port(self.used_dut_port_0)
port = self.dut.ports_info[self.used_dut_port_0]['port']
port.bind_driver()
self.used_dut_port_0 = None
if getattr(self, 'used_dut_port_1', None) != None:
self.dut.destroy_sriov_vfs_by_port(self.used_dut_port_1)
port = self.dut.ports_info[self.used_dut_port_1]['port']
port.bind_driver()
self.used_dut_port_1 = None
for port_id in self.dut_ports:
port = self.dut.ports_info[port_id]['port']
port.bind_driver()
self.setup_2pf_2vf_1vm_env_flag = 0
def packet_rx_tx(self, driver='default'):
if driver == 'igb_uio':
self.setup_2pf_2vf_1vm_env(driver='igb_uio')
else:
self.setup_2pf_2vf_1vm_env(driver='')
self.vm0_dut_ports = self.vm_dut_0.get_ports('any')
port_id_0 = 0
self.vm0_testpmd = PmdOutput(self.vm_dut_0)
out = self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
pmd_vf0_mac = self.vm0_testpmd.get_port_mac(port_id_0)
self.vm0_testpmd.execute_cmd('set fwd mac')
self.vm0_testpmd.execute_cmd('start')
time.sleep(2)
tgen_ports = []
tx_port = self.tester.get_local_port(self.dut_ports[0])
rx_port = self.tester.get_local_port(self.dut_ports[1])
tgen_ports.append((tx_port, rx_port))
dst_mac = pmd_vf0_mac
src_mac = self.tester.get_mac(tx_port)
pkt_param = [("ether", {'dst': dst_mac, 'src': src_mac})]
result = self.tester.check_random_pkts(tgen_ports,
allow_miss=False,
params=pkt_param)
print self.vm0_testpmd.execute_cmd('show port stats all')
self.verify(result != False, "VF0 failed to forward packets to VF1")
######1. test case for kernel pf and dpdk vf 2pf_2vf_1vm scenario packet rx tx.
def test_kernel_2pf_2vf_1vm(self):
self.packet_rx_tx(driver='')
######2. test case for dpdk pf and dpdk vf 2pf_2vf_1vm scenario packet rx tx.
def test_dpdk_2pf_2vf_1vm(self):
self.packet_rx_tx(driver='igb_uio')
def setup_3vf_2vm_env(self, driver='default'):
self.used_dut_port = self.dut_ports[0]
self.dut.generate_sriov_vfs_by_port(self.used_dut_port,
3,
driver=driver)
self.sriov_vfs_port = self.dut.ports_info[
self.used_dut_port]['vfs_port']
try:
for port in self.sriov_vfs_port:
print port.pci
port.bind_driver(self.vf_driver)
time.sleep(1)
vf0_prop = {'opt_host': self.sriov_vfs_port[0].pci}
vf1_prop = {'opt_host': self.sriov_vfs_port[1].pci}
vf2_prop = {'opt_host': self.sriov_vfs_port[2].pci}
for port_id in self.dut_ports:
if port_id == self.used_dut_port:
continue
port = self.dut.ports_info[port_id]['port']
port.bind_driver()
if driver == 'igb_uio':
self.host_testpmd = PmdOutput(self.dut)
eal_param = '-b %(vf0)s -b %(vf1)s -b %(vf2)s' % {
'vf0': self.sriov_vfs_port[0].pci,
'vf1': self.sriov_vfs_port[1].pci,
'vf2': self.sriov_vfs_port[2].pci
}
self.host_testpmd.start_testpmd("1S/2C/2T",
eal_param=eal_param)
# set up VM0 ENV
self.vm0 = QEMUKvm(self.dut, 'vm0', 'vf_packet_rxtx')
self.vm0.set_vm_device(driver=self.vf_assign_method, **vf0_prop)
self.vm0.set_vm_device(driver=self.vf_assign_method, **vf1_prop)
self.vm_dut_0 = self.vm0.start()
if self.vm_dut_0 is None:
raise Exception("Set up VM0 ENV failed!")
# set up VM1 ENV
self.vm1 = QEMUKvm(self.dut, 'vm1', 'vf_packet_rxtx')
self.vm1.set_vm_device(driver=self.vf_assign_method, **vf2_prop)
self.vm_dut_1 = self.vm1.start()
if self.vm_dut_1 is None:
raise Exception("Set up VM1 ENV failed!")
self.setup_3vf_2vm_env_flag = 1
except Exception as e:
self.destroy_3vf_2vm_env()
raise Exception(e)
def destroy_3vf_2vm_env(self):
if getattr(self, 'vm0', None):
if getattr(self, 'vm0_testpmd', None):
self.vm0_testpmd.execute_cmd('stop')
self.vm0_testpmd.execute_cmd('quit', '# ')
self.vm0_testpmd = None
self.vm0_dut_ports = None
self.vm_dut_0 = None
self.vm0.stop()
self.vm0 = None
if getattr(self, 'vm1', None):
if getattr(self, 'vm1_testpmd', None):
self.vm1_testpmd.execute_cmd('stop')
self.vm1_testpmd.execute_cmd('quit', '# ')
self.vm1_testpmd = None
self.vm1_dut_ports = None
self.vm_dut_1 = None
self.vm1.stop()
self.vm1 = None
self.dut.virt_exit()
if getattr(self, 'host_testpmd', None) != None:
self.host_testpmd.execute_cmd('quit', '# ')
self.host_testpmd = None
if getattr(self, 'used_dut_port', None) != None:
self.dut.destroy_sriov_vfs_by_port(self.used_dut_port)
port = self.dut.ports_info[self.used_dut_port]['port']
port.bind_driver()
self.used_dut_port = None
for port_id in self.dut_ports:
port = self.dut.ports_info[port_id]['port']
port.bind_driver()
self.setup_3vf_2vm_env_flag = 0
def test_vf_reset(self):
self.setup_3vf_2vm_env(driver='')
self.vm0_dut_ports = self.vm_dut_0.get_ports('any')
self.vm1_dut_ports = self.vm_dut_1.get_ports('any')
port_id_0 = 0
port_id_1 = 1
self.vm0_testpmd = PmdOutput(self.vm_dut_0)
self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
self.vm0_testpmd.execute_cmd('show port info all')
pmd0_vf0_mac = self.vm0_testpmd.get_port_mac(port_id_0)
self.vm0_testpmd.execute_cmd('set fwd mac')
self.vm0_testpmd.execute_cmd('start')
time.sleep(2)
self.vm1_testpmd = PmdOutput(self.vm_dut_1)
self.vm1_testpmd.start_testpmd(VM_CORES_MASK)
self.vm1_testpmd.execute_cmd('show port info all')
tx_port = self.tester.get_local_port(self.dut_ports[0])
rx_port = tx_port
dst_mac = pmd0_vf0_mac
self.tester.sendpkt_bg(tx_port, dst_mac)
#vf port stop/start can trigger reset action
for num in range(1000):
self.vm1_testpmd.execute_cmd('port stop all')
time.sleep(0.1)
self.vm1_testpmd.execute_cmd('port start all')
time.sleep(0.1)
self.tester.stop_sendpkt_bg()
pmd0_vf0_stats = self.vm0_testpmd.get_pmd_stats(port_id_0)
pmd0_vf1_stats = self.vm0_testpmd.get_pmd_stats(port_id_1)
vf0_rx_cnt = pmd0_vf0_stats['RX-packets']
self.verify(vf0_rx_cnt != 0, "no packet was received by vm0_VF0")
vf0_rx_err = pmd0_vf0_stats['RX-errors']
self.verify(vf0_rx_err == 0, "vm0_VF0 rx-errors")
vf1_tx_cnt = pmd0_vf1_stats['TX-packets']
self.verify(vf1_tx_cnt != 0, "no packet was transmitted by vm0_VF1")
vf1_tx_err = pmd0_vf1_stats['TX-errors']
self.verify(vf1_tx_err == 0, "vm0_VF0 tx-errors")
self.verify(
vf0_rx_cnt == vf1_tx_cnt,
"vm0_VF0 failed to forward packets to vm0_VF1 when reset vm1_VF0 frequently"
)
def tear_down(self):
if self.setup_2pf_2vf_1vm_env_flag == 1:
self.destroy_2pf_2vf_1vm_env()
if self.setup_3vf_2vm_env_flag == 1:
self.destroy_3vf_2vm_env()
if getattr(self, 'vm0', None):
self.vm0.stop()
if getattr(self, 'vm1', None):
self.vm1.stop()
self.dut.virt_exit()
for port_id in self.dut_ports:
self.dut.destroy_sriov_vfs_by_port(port_id)
# DPDK-1754
intf = self.dut.ports_info[port_id]['intf']
self.dut.send_expect("ethtool -s %s autoneg on" % intf, "# ")
def tear_down_all(self):
pass
class TestVfVlan(TestCase):
supported_vf_driver = ['pci-stub', 'vfio-pci']
def set_up_all(self):
self.dut_ports = self.dut.get_ports(self.nic)
self.verify(len(self.dut_ports) > 1, "Insufficient ports")
self.vm0 = None
self.env_done = False
# set vf assign method and vf driver
self.vf_driver = self.get_suite_cfg()['vf_driver']
if self.vf_driver is None:
self.vf_driver = 'pci-stub'
self.verify(self.vf_driver in self.supported_vf_driver, "Unspported vf driver")
if self.vf_driver == 'pci-stub':
self.vf_assign_method = 'pci-assign'
else:
self.vf_assign_method = 'vfio-pci'
self.dut.send_expect('modprobe vfio-pci', '#')
def set_up(self):
self.setup_vm_env()
def bind_nic_driver(self, ports, driver=""):
# modprobe vfio driver
if driver == "vfio-pci":
for port in ports:
netdev = self.dut.ports_info[port]['port']
driver = netdev.get_nic_driver()
if driver != 'vfio-pci':
netdev.bind_driver(driver='vfio-pci')
elif driver == "igb_uio":
# igb_uio should insmod as default, no need to check
for port in ports:
netdev = self.dut.ports_info[port]['port']
driver = netdev.get_nic_driver()
if driver != 'igb_uio':
netdev.bind_driver(driver='igb_uio')
else:
for port in ports:
netdev = self.dut.ports_info[port]['port']
driver_now = netdev.get_nic_driver()
if driver == "":
driver = netdev.default_driver
if driver != driver_now:
netdev.bind_driver(driver=driver)
def setup_vm_env(self, driver='default'):
"""
Create testing environment with 2VFs generated from 2PFs
"""
if self.env_done:
return
# bind to default driver
self.bind_nic_driver(self.dut_ports[:2], driver="")
self.used_dut_port_0 = self.dut_ports[0]
self.host_intf0 = self.dut.ports_info[self.used_dut_port_0]['intf']
tester_port = self.tester.get_local_port(self.used_dut_port_0)
self.tester_intf0 = self.tester.get_interface(tester_port)
self.dut.generate_sriov_vfs_by_port(
self.used_dut_port_0, 1, driver=driver)
self.sriov_vfs_port_0 = self.dut.ports_info[
self.used_dut_port_0]['vfs_port']
self.vf0_mac = "00:10:00:00:00:00"
self.dut.send_expect("ip link set %s vf 0 mac %s" %
(self.host_intf0, self.vf0_mac), "# ")
self.used_dut_port_1 = self.dut_ports[1]
self.host_intf1 = self.dut.ports_info[self.used_dut_port_1]['intf']
self.dut.generate_sriov_vfs_by_port(
self.used_dut_port_1, 1, driver=driver)
self.sriov_vfs_port_1 = self.dut.ports_info[
self.used_dut_port_1]['vfs_port']
tester_port = self.tester.get_local_port(self.used_dut_port_1)
self.tester_intf1 = self.tester.get_interface(tester_port)
self.vf1_mac = "00:20:00:00:00:00"
self.dut.send_expect("ip link set %s vf 0 mac %s" %
(self.host_intf1, self.vf1_mac), "# ")
try:
for port in self.sriov_vfs_port_0:
port.bind_driver(self.vf_driver)
for port in self.sriov_vfs_port_1:
port.bind_driver(self.vf_driver)
time.sleep(1)
vf0_prop = {'opt_host': self.sriov_vfs_port_0[0].pci}
vf1_prop = {'opt_host': self.sriov_vfs_port_1[0].pci}
# set up VM0 ENV
self.vm0 = QEMUKvm(self.dut, 'vm0', 'vf_vlan')
self.vm0.set_vm_device(driver=self.vf_assign_method, **vf0_prop)
self.vm0.set_vm_device(driver=self.vf_assign_method, **vf1_prop)
self.vm_dut_0 = self.vm0.start()
if self.vm_dut_0 is None:
raise Exception("Set up VM0 ENV failed!")
except Exception as e:
self.destroy_vm_env()
raise Exception(e)
self.env_done = True
def destroy_vm_env(self):
if getattr(self, 'vm0', None):
if getattr(self, 'vm_dut_0', None):
self.vm_dut_0.kill_all()
self.vm0_testpmd = None
self.vm0_dut_ports = None
# destroy vm0
self.vm0.stop()
self.dut.virt_exit()
self.vm0 = None
if getattr(self, 'used_dut_port_0', None) != None:
self.dut.destroy_sriov_vfs_by_port(self.used_dut_port_0)
port = self.dut.ports_info[self.used_dut_port_0]['port']
self.used_dut_port_0 = None
if getattr(self, 'used_dut_port_1', None) != None:
self.dut.destroy_sriov_vfs_by_port(self.used_dut_port_1)
port = self.dut.ports_info[self.used_dut_port_1]['port']
self.used_dut_port_1 = None
self.bind_nic_driver(self.dut_ports[:2], driver='default')
self.env_done = False
def test_pvid_vf_tx(self):
"""
Add port based vlan on vf device and check vlan tx work
"""
random_vlan = random.randint(1, MAX_VLAN)
self.dut.send_expect(
"ip link set %s vf 0 vlan %d" % (self.host_intf0, random_vlan), "# ")
out = self.dut.send_expect("ip link show %s" % self.host_intf0, "# ")
self.verify("vlan %d" %
random_vlan in out, "Failed to add pvid on VF0")
self.vm0_dut_ports = self.vm_dut_0.get_ports('any')
self.vm0_testpmd = PmdOutput(self.vm_dut_0)
self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
self.vm0_testpmd.execute_cmd('set fwd mac')
self.vm0_testpmd.execute_cmd('start')
pkt = Packet(pkt_type='UDP')
pkt.config_layer('ether', {'dst': self.vf1_mac})
inst = sniff_packets(self.tester_intf0, timeout=5)
pkt.send_pkt(tx_port=self.tester_intf1)
pkts = load_sniff_packets(inst)
self.verify(len(pkts), "Not receive expected packet")
self.vm0_testpmd.quit()
# disable pvid
self.dut.send_expect(
"ip link set %s vf 0 vlan 0" % (self.host_intf0), "# ")
def send_and_getout(self, vlan=0, pkt_type="UDP"):
if pkt_type == "UDP":
pkt = Packet(pkt_type='UDP')
pkt.config_layer('ether', {'dst': self.vf0_mac})
elif pkt_type == "VLAN_UDP":
pkt = Packet(pkt_type='VLAN_UDP')
pkt.config_layer('vlan', {'vlan': vlan})
pkt.config_layer('ether', {'dst': self.vf0_mac})
pkt.send_pkt(tx_port=self.tester_intf0)
out = self.vm_dut_0.get_session_output(timeout=2)
return out
def test_add_pvid_vf(self):
random_vlan = random.randint(1, MAX_VLAN)
self.dut.send_expect(
"ip link set %s vf 0 vlan %d" % (self.host_intf0, random_vlan), "# ")
out = self.dut.send_expect("ip link show %s" % self.host_intf0, "# ")
self.verify("vlan %d" %
random_vlan in out, "Failed to add pvid on VF0")
# start testpmd in VM
self.vm0_dut_ports = self.vm_dut_0.get_ports('any')
self.vm0_testpmd = PmdOutput(self.vm_dut_0)
self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
self.vm0_testpmd.execute_cmd('set fwd rxonly')
self.vm0_testpmd.execute_cmd('set verbose 1')
self.vm0_testpmd.execute_cmd('start')
out = self.send_and_getout(vlan=random_vlan, pkt_type="VLAN_UDP")
self.verify("received" in out, "Failed to received vlan packet!!!")
# send packet without vlan
out = self.send_and_getout(pkt_type="UDP")
self.verify("received" not in out, "Received packet without vlan!!!")
# send packet with vlan not matched
wrong_vlan = (random_vlan + 1) % 4096
out = self.send_and_getout(vlan=wrong_vlan, pkt_type="VLAN_UDP")
self.verify(
"received" not in out, "Received pacekt with wrong vlan!!!")
# remove vlan
self.dut.send_expect(
"ip link set %s vf 0 vlan 0" % self.host_intf0, "# ")
# send packet with vlan
out = self.send_and_getout(vlan=random_vlan, pkt_type="VLAN_UDP")
if self.kdriver == "i40e":
self.verify("received" in out, "Failed to received vlan packet!!!")
else:
self.verify(
"received" not in out, "Received vlan packet without pvid!!!")
# send packe with vlan 0
out = self.send_and_getout(vlan=0, pkt_type="VLAN_UDP")
self.verify(
"received" in out, "Not recevied packet with vlan 0!!!")
# send packet without vlan
out = self.send_and_getout(vlan=0, pkt_type="UDP")
self.verify("received" in out, "Not received packet without vlan!!!")
self.vm0_testpmd.quit()
# disable pvid
self.dut.send_expect(
"ip link set %s vf 0 vlan 0" % (self.host_intf0), "# ")
def tx_and_check(self, tx_vlan=1):
inst = sniff_packets(self.tester_intf0, timeout=5)
self.vm0_testpmd.execute_cmd('set burst 1')
self.vm0_testpmd.execute_cmd('start tx_first')
self.vm0_testpmd.execute_cmd('stop')
# strip sniffered vlans
pkts = load_sniff_packets(inst)
vlans = []
for pkt in pkts:
vlan = pkt.strip_element_vlan("vlan")
vlans.append(vlan)
self.verify(
tx_vlan in vlans, "Tx packet with vlan not received!!!")
def test_vf_vlan_tx(self):
self.verify(self.kdriver not in ["ixgbe"], "NIC Unsupported: " + str(self.nic))
random_vlan = random.randint(1, MAX_VLAN)
tx_vlans = [1, random_vlan, MAX_VLAN]
# start testpmd in VM
self.vm0_dut_ports = self.vm_dut_0.get_ports('any')
self.vm0_testpmd = PmdOutput(self.vm_dut_0)
self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
self.vm0_testpmd.execute_cmd('set verbose 1')
for tx_vlan in tx_vlans:
# for fortville ,
# if you want insert tx_vlan,
# please enable rx_vlan at the same time
if self.kdriver == "i40e":
self.vm0_testpmd.execute_cmd('rx_vlan add %d 0' % tx_vlan)
self.vm0_testpmd.execute_cmd('tx_vlan set 0 %d' % tx_vlan)
self.tx_and_check(tx_vlan=tx_vlan)
self.vm0_testpmd.quit()
def test_vf_vlan_rx(self):
random_vlan = random.randint(1, MAX_VLAN - 1)
rx_vlans = [1, random_vlan, MAX_VLAN]
# start testpmd in VM
self.vm0_dut_ports = self.vm_dut_0.get_ports('any')
self.vm0_testpmd = PmdOutput(self.vm_dut_0)
self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
self.vm0_testpmd.execute_cmd('set fwd rxonly')
self.vm0_testpmd.execute_cmd('set verbose 1')
self.vm0_testpmd.execute_cmd('vlan set strip on 0')
self.vm0_testpmd.execute_cmd('vlan set filter on 0')
self.vm0_testpmd.execute_cmd("set promisc all off")
self.vm0_testpmd.execute_cmd('start')
# send packet without vlan
out = self.send_and_getout(vlan=0, pkt_type="UDP")
self.verify(
"received 1 packets" in out, "Not received normal packet as default!!!")
# send packet with vlan 0
out = self.send_and_getout(vlan=0, pkt_type="VLAN_UDP")
self.verify("VLAN tci=0x0"
in out, "Not received vlan 0 packet as default!!!")
for rx_vlan in rx_vlans:
self.vm0_testpmd.execute_cmd('rx_vlan add %d 0' % rx_vlan)
time.sleep(1)
# send packet with same vlan
out = self.send_and_getout(vlan=rx_vlan, pkt_type="VLAN_UDP")
vlan_hex = hex(rx_vlan)
self.verify("VLAN tci=%s" %
vlan_hex in out, "Not received expected vlan packet!!!")
pkt = Packet(pkt_type='VLAN_UDP')
if rx_vlan == MAX_VLAN:
continue
wrong_vlan = (rx_vlan + 1) % 4096
# send packet with wrong vlan
out = self.send_and_getout(vlan=wrong_vlan, pkt_type="VLAN_UDP")
self.verify(
"received 1 packets" not in out, "Received filtered vlan packet!!!")
for rx_vlan in rx_vlans:
self.vm0_testpmd.execute_cmd('rx_vlan rm %d 0' % rx_vlan)
# send packet with vlan 0
out = self.send_and_getout(vlan=0, pkt_type="VLAN_UDP")
self.verify("VLAN tci=0x0"
in out, "Not received vlan 0 packet as default!!!")
# send packet without vlan
out = self.send_and_getout(pkt_type="UDP")
self.verify("received 1 packets" in out,
"Not received normal packet after remove vlan filter!!!")
# send packet with vlan
out = self.send_and_getout(vlan=random_vlan, pkt_type="VLAN_UDP")
if self.kdriver == "i40e":
self.verify(
"received 1 packets" in out, "Received mismatched vlan packet while vlan filter on")
else:
self.verify(
"received 1 packets" not in out, "Received mismatched vlan packet while vlan filter on")
self.vm0_testpmd.quit()
def test_vf_vlan_strip(self):
random_vlan = random.randint(1, MAX_VLAN - 1)
rx_vlans = [1, random_vlan, MAX_VLAN]
# start testpmd in VM
self.vm0_dut_ports = self.vm_dut_0.get_ports('any')
self.vm0_testpmd = PmdOutput(self.vm_dut_0)
if self.kdriver == "i40e":
self.vm0_testpmd.start_testpmd(VM_CORES_MASK, '')
else:
self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
self.vm0_testpmd.execute_cmd('set fwd rxonly')
self.vm0_testpmd.execute_cmd('set verbose 1')
self.vm0_testpmd.execute_cmd('start')
for rx_vlan in rx_vlans:
self.vm0_testpmd.execute_cmd('vlan set strip on 0')
self.vm0_testpmd.execute_cmd('rx_vlan add %d 0' % rx_vlan)
time.sleep(1)
out = self.send_and_getout(vlan=rx_vlan, pkt_type="VLAN_UDP")
# enable strip, vlan will be in mbuf
vlan_hex = hex(rx_vlan)
self.verify("VLAN tci=%s" %
vlan_hex in out, "Failed to strip vlan packet!!!")
self.verify("PKT_RX_VLAN_STRIPPED" in out, "Failed to strip vlan packet!")
self.vm0_testpmd.execute_cmd('vlan set strip off 0')
out = self.send_and_getout(vlan=rx_vlan, pkt_type="VLAN_UDP")
self.verify(
"received 1 packets" in out, "Not received vlan packet as expected!!!")
self.verify(
"PKT_RX_VLAN_STRIPPED" not in out, "Failed to disable strip vlan!!!")
self.vm0_testpmd.quit()
def tear_down(self):
self.destroy_vm_env()
def tear_down_all(self):
self.destroy_vm_env()
pass
class TestVfKernel(TestCase):
def set_up_all(self):
"""
Run at the start of each test suite.
"""
self.dut.send_expect("service network-manager stop", "#", 60)
self.dut_ports = self.dut.get_ports(self.nic)
self.verify(len(self.dut_ports) >= 1, "Insufficient ports")
self.cores = self.dut.get_core_list("1S/4C/1T")
self.coremask = utils.create_mask(self.cores)
self.dmac = self.dut.get_mac_address(self.dut_ports[0])
txport = self.tester.get_local_port(self.dut_ports[0])
self.tester_intf = self.tester.get_interface(txport)
self.tester_mac = self.tester.get_mac(txport)
self.intf = self.dut.ports_info[self.dut_ports[0]]['intf']
self.pci = self.dut.ports_info[self.dut_ports[0]]['pci'].split(':')
self.src_logo = '12:34:56:78:90:10'
self.setup_vm_env()
def set_up(self):
"""
Run before each test case.
"""
self.verify(self.check_pf_vf_link_status(self.vm0_dut, self.vm0_intf0),
"vf link down")
pass
def generate_pcap_pkt(self, macs, pktname='flow.pcap'):
"""
generate pcap pkt
"""
pkts = ''
for mac in macs:
pkt = "Ether(dst='%s',src='%s')/IP()/Raw(load='X'*18)," % (
mac, self.src_logo)
pkts += pkt
self.tester.send_expect("rm -rf flow.pcap", "#", 10)
self.tester.scapy_append('wrpcap("flow.pcap", [%s])' % pkts)
self.tester.scapy_execute()
def setup_vm_env(self):
"""
1pf -> 6vfs , 4vf->vm0, 2vf->vm1
"""
self.used_dut_port = self.dut_ports[0]
self.dut.generate_sriov_vfs_by_port(self.used_dut_port,
6,
driver='igb_uio')
self.sriov_vfs_port = self.dut.ports_info[
self.used_dut_port]['vfs_port']
for port in self.sriov_vfs_port:
port.bind_driver('pci-stub')
time.sleep(1)
self.dut_testpmd = PmdOutput(self.dut)
self.dut_testpmd.start_testpmd(
"Default", "--rxq=4 --txq=4 --port-topology=chained")
# dpdk-2208
# since there is no forward engine on DPDK PF to forward or drop packet in packet pool,
# so finally the pool will be full, then no more packet will be
# received by VF
self.dut_testpmd.execute_cmd("start")
time.sleep(5)
vf0_prop_1 = {'opt_host': self.sriov_vfs_port[0].pci}
vf0_prop_2 = {'opt_host': self.sriov_vfs_port[1].pci}
vf0_prop_3 = {'opt_host': self.sriov_vfs_port[2].pci}
vf0_prop_4 = {'opt_host': self.sriov_vfs_port[3].pci}
self.vm0 = QEMUKvm(self.dut, 'vm0', 'vf_kernel')
self.vm0.set_vm_device(driver='pci-assign', **vf0_prop_1)
self.vm0.set_vm_device(driver='pci-assign', **vf0_prop_2)
self.vm0.set_vm_device(driver='pci-assign', **vf0_prop_3)
self.vm0.set_vm_device(driver='pci-assign', **vf0_prop_4)
try:
self.vm0_dut = self.vm0.start()
if self.vm0_dut is None:
raise Exception("Set up VM ENV failed")
else:
self.verify(self.vm0_dut.ports_info[0]['intf'] != 'N/A',
"Not interface")
except Exception as e:
self.destroy_vm_env()
self.logger.error("Failure for %s" % str(e))
vf1_prop_5 = {'opt_host': self.sriov_vfs_port[4].pci}
vf1_prop_6 = {'opt_host': self.sriov_vfs_port[5].pci}
self.vm1 = QEMUKvm(self.dut, 'vm1', 'vf_kernel')
self.vm1.set_vm_device(driver='pci-assign', **vf1_prop_5)
self.vm1.set_vm_device(driver='pci-assign', **vf1_prop_6)
try:
self.vm1_dut = self.vm1.start()
if self.vm1_dut is None:
raise Exception("Set up VM1 ENV failed!")
else:
# fortville: PF not up ,vf will not get interface
self.verify(self.vm1_dut.ports_info[0]['intf'] != 'N/A',
"Not interface")
except Exception as e:
self.destroy_vm_env()
raise Exception(e)
self.vm0_testpmd = PmdOutput(self.vm0_dut)
self.vm1_testpmd = PmdOutput(self.vm1_dut)
self.vm0_vf0_mac = self.vm0_dut.get_mac_address(0)
self.vm0_vf1_mac = self.vm0_dut.get_mac_address(1)
self.vm0_vf2_mac = self.vm0_dut.get_mac_address(2)
self.vm0_vf3_mac = self.vm0_dut.get_mac_address(3)
self.vm1_vf0_mac = self.vm1_dut.get_mac_address(0)
self.vm1_vf1_mac = self.vm1_dut.get_mac_address(1)
self.vm0_intf0 = self.vm0_dut.ports_info[0]['intf']
self.vm0_intf1 = self.vm0_dut.ports_info[1]['intf']
self.vm1_intf0 = self.vm1_dut.ports_info[0]['intf']
self.vm0_dut.restore_interfaces_linux()
self.vm1_dut.restore_interfaces_linux()
# stop NetworkManager, this if for centos7
# you may change it when the os no support
self.vm0_dut.send_expect("systemctl stop NetworkManager", "# ", 60)
self.vm1_dut.send_expect("systemctl stop NetworkManager", "# ", 60)
def destroy_vm_env(self):
"""
destroy vm environment
"""
if getattr(self, 'vm0', None):
self.vm0_dut.kill_all()
self.vm0_dut_ports = None
# destroy vm0
self.vm0.stop()
self.vm0 = None
if getattr(self, 'vm1', None):
self.vm1_dut.kill_all()
self.vm1_dut_ports = None
# destroy vm1
self.vm1.stop()
self.vm1 = None
self.dut.virt_exit()
if getattr(self, 'used_dut_port', None) != None:
self.dut.destroy_sriov_vfs_by_port(self.used_dut_port)
port = self.dut.ports_info[self.used_dut_port]['port']
self.used_dut_port = None
def test_link(self):
"""
verify the link state
"""
for i in range(5):
# pf up + vf up -> vf up
self.vm0_dut.send_expect("ifconfig %s up" % self.vm0_intf0, "#")
out = self.vm0_dut.send_expect("ethtool %s" % self.vm0_intf0, "#")
self.verify("Link detected: yes" in out, "Wrong link status")
time.sleep(3)
# pf up + vf down -> vf down
self.vm0_dut.send_expect("ifconfig %s down" % self.vm0_intf0, "#")
out = self.vm0_dut.send_expect("ethtool %s" % self.vm0_intf0, "#")
self.verify("Link detected: no" in out, "Wrong link status")
time.sleep(3)
def ping4(self, session, intf, ipv4):
"""
using seesion , ping -I $intf $ip
sometimes it failed, so we try 5 times.
"""
for i in range(5):
out = session.send_expect(
"ping -w 5 -c 5 -A -I %s %s" % (intf, ipv4), "# ")
if '64 bytes from' not in out:
print GREEN("%s ping %s failed, retry" % (intf, ipv4))
else:
return True
return False
def test_ping(self):
"""
verify the ping state
"""
for i in range(5):
random_ip = random.randint(2, 249)
vm0_ip0 = "5.5.5.%d" % random_ip
vm0_ip1 = "5.5.5.%d" % (random_ip + 1)
pf_ip = "5.5.5.%d" % (random_ip + 2)
# down-up link
for port_info in self.vm0_dut.ports_info:
vm0_intf = port_info['intf']
self.verify(
self.check_pf_vf_link_status(self.vm0_dut, vm0_intf),
"VM0_vf: %s link down" % vm0_intf)
self.vm0_dut.send_expect(
"ifconfig %s %s netmask 255.255.255.0" %
(self.vm0_intf0, vm0_ip0), "#")
self.vm0_dut.send_expect(
"ifconfig %s %s netmask 255.255.255.0" %
(self.vm0_intf1, vm0_ip1), "#")
self.tester.send_expect(
"ifconfig %s %s netmask 255.255.255.0" %
(self.tester_intf, pf_ip), "#")
# pf ping vm0_vf0
self.verify(self.ping4(self.tester, self.tester_intf, vm0_ip0),
"%s ping %s failed" % (self.tester_intf, vm0_ip0))
# vm0_vf0 ping pf
self.verify(self.ping4(self.vm0_dut, self.vm0_intf0, pf_ip),
"%s ping %s failed" % (self.vm0_intf0, pf_ip))
# pf ping vm0_vf1
self.verify(self.ping4(self.tester, self.tester_intf, vm0_ip1),
"%s ping %s failed" % (self.tester_intf, vm0_ip1))
# vm0_pf1 ping pf
self.verify(self.ping4(self.vm0_dut, self.vm0_intf1, pf_ip),
"%s ping %s failed" % (self.vm0_intf1, pf_ip))
# clear ip
self.vm0_dut.send_expect("ifconfig %s 0.0.0.0" % self.vm0_intf0,
"#")
self.vm0_dut.send_expect("ifconfig %s 0.0.0.0" % self.vm0_intf1,
"#")
self.tester.send_expect("ifconfig %s 0.0.0.0" % self.tester_intf,
"#")
def test_reset(self):
"""
verify reset the vf1 impact on VF0
"""
self.verify(self.check_pf_vf_link_status(self.vm0_dut, self.vm0_intf0),
"VM0_VF0 link up failed")
self.verify(self.check_pf_vf_link_status(self.vm1_dut, self.vm1_intf0),
"VM1_VF0 link up failed")
# Link down VF1 in VM1 and check no impact on VF0 status
self.vm1_dut.send_expect("ifconfig %s down" % self.vm1_intf0, "#")
out = self.vm0_dut.send_expect("ethtool %s" % self.vm0_intf0, "#")
self.verify("Link detected: yes" in out, "Wrong link status")
# Unload VF1 kernel driver and expect no problem for VF0
self.vm1_dut.send_expect("rmmod %svf" % self.kdriver, "#")
out = self.vm0_dut.send_expect("ethtool %s" % self.vm0_intf0, "#")
self.verify("Link detected: yes" in out, "Wrong link status")
vm0_vf0_mac = self.vm0_dut.ports_info[0]['port'].get_mac_addr()
self.verify(
self.verify_vm_tcpdump(self.vm0_dut, self.vm0_intf0, vm0_vf0_mac),
"Unload VF1 kernel driver impact VF0")
self.verify(self.check_pf_vf_link_status(self.vm0_dut, self.vm0_intf0),
"vm0_vf0 link down")
time.sleep(10)
vm0_vf0_mac = self.vm0_dut.ports_info[0]['port'].get_mac_addr()
self.verify(
self.verify_vm_tcpdump(self.vm0_dut, self.vm0_intf0, vm0_vf0_mac),
"reset PF testpmd impact VF RX failure")
self.vm1_dut.send_expect("modprobe %svf" % self.kdriver, "#")
out = self.vm0_dut.send_expect("ethtool %s" % self.vm0_intf0, "#")
self.verify("Link detected: yes" in out, "Wrong link status")
vm0_vf0_mac = self.vm0_dut.ports_info[0]['port'].get_mac_addr()
self.verify(
self.verify_vm_tcpdump(self.vm0_dut, self.vm0_intf0, vm0_vf0_mac),
"load VF1 kernel driver impact VF0")
self.vm1_dut.send_expect("rmmod %svf" % self.kdriver, "#")
out = self.vm0_dut.send_expect("ethtool %s" % self.vm0_intf0, "#")
self.verify("Link detected: yes" in out, "Wrong link status")
vm0_vf0_mac = self.vm0_dut.ports_info[0]['port'].get_mac_addr()
self.verify(
self.verify_vm_tcpdump(self.vm0_dut, self.vm0_intf0, vm0_vf0_mac),
"Reset VF1 kernel driver impact VF0")
self.vm1_dut.send_expect("modprobe %svf" % self.kdriver, "#")
def test_address(self):
"""
verify add/delete IP/MAC address
"""
# ipv4 test:
random_ip = random.randint(2, 249)
vm0_ip0 = "5.5.5.%d" % random_ip
pf_ip = "5.5.5.%d" % (random_ip + 2)
self.vm0_dut.send_expect(
"ifconfig %s %s netmask 255.255.255.0" % (self.vm0_intf0, vm0_ip0),
"#")
self.tester.send_expect(
"ifconfig %s %s netmask 255.255.255.0" % (self.tester_intf, pf_ip),
"#")
# pf ping vm0_vf0
self.verify(self.ping4(self.tester, self.tester_intf, vm0_ip0),
"%s ping %s failed" % (self.tester_intf, vm0_ip0))
# vm0_vf0 ping pf
self.verify(self.ping4(self.vm0_dut, self.vm0_intf0, pf_ip),
"%s ping %s failed" % (self.vm0_intf0, pf_ip))
# clear ip
self.vm0_dut.send_expect("ifconfig %s 0.0.0.0" % self.vm0_intf0, "#")
self.tester.send_expect("ifconfig %s 0.0.0.0" % self.tester_intf, "#")
# ipv6 test:
add_ipv6 = 'efdd::9fc8:6a6d:c232:f1c0'
self.vm0_dut.send_expect(
"ifconfig %s add %s" % (self.vm0_intf0, add_ipv6), "#")
out = self.vm0_dut.send_expect("ifconfig %s " % self.vm0_intf0, "#",
10)
self.verify(add_ipv6 in out, "Failed to add ipv6 address")
self.vm0_dut.send_expect(
"ifconfig %s del %s" % (self.vm0_intf0, add_ipv6), "#")
out = self.vm0_dut.send_expect("ifconfig %s " % self.vm0_intf0, "#",
10)
self.verify(add_ipv6 not in out, "Failed to del ipv6 address")
# mac test:
modify_mac = 'aa:bb:cc:dd:ee:ff'
self.vm0_dut.send_expect(
"ifconfig %s hw ether %s" % (self.vm0_intf0, modify_mac), "#")
out = self.vm0_dut.send_expect("ifconfig %s " % self.vm0_intf0, "#",
10)
self.verify(modify_mac in out, "Failed to add mac address")
time.sleep(5)
self.verify(
self.verify_vm_tcpdump(self.vm0_dut, self.vm0_intf0, modify_mac),
"modify mac address can't received packet")
def verify_vm_tcpdump(self,
vm_dut,
intf,
mac,
pkt_lens=64,
num=1,
vlan_id='',
param=''):
vm_dut.send_expect(
"tcpdump -i %s %s -e ether src %s" %
(intf, param, self.tester_mac), "tcpdump", 10)
self.send_packet(mac, pkt_lens, num, vlan_id)
out = vm_dut.get_session_output(timeout=10)
vm_dut.send_expect("^C", "#", 10)
if self.tester_mac in out:
return True
else:
return False
def send_packet(self, mac, pkt_lens=64, num=1, vlan_id=''):
if vlan_id == '':
pkt = Packet(pkt_type='TCP', pkt_len=pkt_lens)
pkt.config_layer('ether', {'dst': mac, 'src': self.tester_mac})
pkt.send_pkt(tx_port=self.tester_intf, count=num)
else:
pkt = Packet(pkt_type='VLAN_UDP', pkt_len=pkt_lens)
pkt.config_layer('ether', {'dst': mac, 'src': self.tester_mac})
pkt.config_layer('vlan', {'vlan': vlan_id})
pkt.send_pkt(tx_port=self.tester_intf, count=num)
def test_vlan(self):
"""
verify add/delete vlan
"""
vlan_ids = random.randint(1, 4095)
self.vm0_dut.send_expect("ifconfig %s up" % self.vm0_intf0, "#")
vm0_vf0_mac = self.vm0_dut.ports_info[0]['port'].get_mac_addr()
self.vm0_dut.send_expect("modprobe 8021q", "#")
out = self.vm0_dut.send_expect("lsmod |grep 8021q", "#")
self.verify("8021q" in out, "modprobe 8021q failure")
# Add random vlan id(0~4095) on kernel VF0
self.vm0_dut.send_expect(
"vconfig add %s %s" % (self.vm0_intf0, vlan_ids), "#")
out = self.vm0_dut.send_expect("ls /proc/net/vlan/ ", "#")
self.verify("%s.%s" % (self.vm0_intf0, vlan_ids) in out,
"take vlan id failure")
# Send packet from tester to VF MAC with not-matching vlan id, check
# the packet can't be received at the vlan device
wrong_vlan = vlan_ids % 4095 + 1
self.verify(
self.verify_vm_tcpdump(self.vm0_dut,
self.vm0_intf0,
vm0_vf0_mac,
vlan_id='%d' % wrong_vlan) == False,
"received wrong vlan packet")
# Send packet from tester to VF MAC with matching vlan id, check the packet can be received at the vlan device.
# check_result = self.verify_vm_tcpdump(self.vm0_dut, self.vm0_intf0, self.vm0_vf0_mac, vlan_id='%d' %vlan_ids)
check_result = self.verify_vm_tcpdump(self.vm0_dut,
self.vm0_intf0,
vm0_vf0_mac,
vlan_id='%d' % vlan_ids)
self.verify(check_result,
"can't received vlan_id=%d packet" % vlan_ids)
# Delete configured vlan device
self.vm0_dut.send_expect(
"vconfig rem %s.%s" % (self.vm0_intf0, vlan_ids), "#")
out = self.vm0_dut.send_expect("ls /proc/net/vlan/ ", "#")
self.verify("%s.%s" % (self.vm0_intf0, vlan_ids) not in out,
"vlan error")
# behavior is diffrent bettwn niantic and fortville ,because of kernel
# driver
if self.nic.startswith('fortville'):
self.verify(
self.verify_vm_tcpdump(self.vm0_dut,
self.vm0_intf0,
vm0_vf0_mac,
vlan_id='%d' % vlan_ids) == True,
"delete vlan error")
else:
self.verify(
self.verify_vm_tcpdump(self.vm0_dut,
self.vm0_intf0,
vm0_vf0_mac,
vlan_id='%d' % vlan_ids) == False,
"delete vlan error")
def test_packet_statistic(self):
"""
verify packet statistic
"""
time.sleep(10)
out = self.vm0_dut.send_expect("ethtool -S %s" % self.vm0_intf0, "#")
rx_packets_before = re.findall("\s*rx.*packets:\s*(\d*)", out)
nb_rx_pkts_before = 0
for i in range(len(rx_packets_before)):
nb_rx_pkts_before += int(rx_packets_before[i])
vm0_vf0_mac = self.vm0_dut.ports_info[0]['port'].get_mac_addr()
self.verify(
self.verify_vm_tcpdump(self.vm0_dut,
self.vm0_intf0,
vm0_vf0_mac,
num=10), "VM reveive packet failed")
out = self.vm0_dut.send_expect("ethtool -S %s" % self.vm0_intf0, "#")
rx_packets_after = re.findall("\s*rx.*packets:\s*(\d*)", out)
nb_rx_pkts_after = 0
for i in range(len(rx_packets_after)):
nb_rx_pkts_after += int(rx_packets_after[i])
self.verify(nb_rx_pkts_after == 10 + nb_rx_pkts_before,
"rx_packets calculate error")
def check_pf_vf_link_status(self, session, intf):
"""
sometimes pf/vf will up abnormal, retry 5 times
"""
for i in range(5):
# down-up get new mac form pf.
# because dpdk pf will give an random mac when dpdk pf restart.
session.send_expect("ifconfig %s down" % intf, "#")
out = session.send_expect("ifconfig %s up" % intf, "#")
# SIOCSIFFLAGS: Network is down
# i think the pf link abnormal
if "Network is down" in out:
print GREEN(out)
print GREEN("Try again")
self.vm0_dut.restore_interfaces_linux()
else:
out = session.send_expect("ethtool %s" % intf, "#")
if "Link detected: yes" in out:
return True
time.sleep(1)
return False
def test_mtu(self):
"""
verify mtu change
HW limitation on 82599, need add '--max-pkt-len=<length>' on testpmd to set mtu value,
all the VFs and PF share same MTU, the largest one take effect.
"""
vm0_intf0 = self.vm0_dut.ports_info[0]['intf']
vm0_intf1 = self.vm0_dut.ports_info[1]['intf']
self.vm0_dut.send_expect("ifconfig %s up" % self.vm0_intf0, "#")
out = self.vm0_dut.send_expect("ifconfig %s" % self.vm0_intf0, "#")
self.verify('mtu 1500' in out, "modify MTU failed")
self.tester.send_expect("ifconfig %s mtu 3000" % self.tester_intf, "#")
self.dut_testpmd.execute_cmd('stop')
self.dut_testpmd.execute_cmd('set promisc all off')
self.dut_testpmd.execute_cmd('set fwd rxonly')
self.dut_testpmd.execute_cmd('set verbose 1')
self.dut_testpmd.execute_cmd('start')
# Send one packet with length as 2000 with DPDK PF MAC as DEST MAC,
# check that DPDK PF can't receive packet
self.send_packet(self.dmac, pkt_lens=2000)
out = self.dut.get_session_output(timeout=10)
self.verify(self.dmac.upper() not in out, "PF receive error packet")
# send one packet with length as 2000 with kernel VF MAC as DEST MAC,
# check that Kernel VF can't receive packet
vm0_vf0_mac = self.vm0_dut.ports_info[0]['port'].get_mac_addr()
self.verify(
self.verify_vm_tcpdump(self.vm0_dut,
self.vm0_intf0,
vm0_vf0_mac,
pkt_lens=2000) == False,
"kernel VF receive error packet")
# Change DPDK PF mtu as 3000,check no confusion/crash on kernel VF
self.dut_testpmd.execute_cmd('stop')
self.dut_testpmd.execute_cmd('port stop all')
self.dut_testpmd.execute_cmd('port config mtu 0 3000')
self.dut_testpmd.execute_cmd('port start all')
self.dut_testpmd.execute_cmd('set promisc all off')
self.dut_testpmd.execute_cmd('set fwd rxonly')
self.dut_testpmd.execute_cmd('set verbose 1')
self.dut_testpmd.execute_cmd('start')
# sleep 5s to wait vf up , because of pf down-up
self.verify(self.check_pf_vf_link_status(self.vm0_dut, self.vm0_intf0),
"VM0_VF0 link down")
# clear output
self.dut.get_session_output(timeout=10)
# send one packet with length as 2000 with DPDK PF MAC as DEST MAC ,
# check that DPDK PF can receive packet
self.send_packet(self.dmac, pkt_lens=2000)
out = self.dut.get_session_output(timeout=10)
self.verify(self.dmac.upper() in out, "PF can't receive packet")
# Change kernel VF mtu as 3000,check no confusion/crash on DPDK PF
if self.nic.startswith('fortville'):
self.vm0_dut.send_expect("ifconfig %s mtu 3000" % self.vm0_intf0,
"#")
# send one packet with length as 2000 with kernel VF MAC as DEST MAC,
# check Kernel VF can receive packet
vm0_vf0_mac = self.vm0_dut.ports_info[0]['port'].get_mac_addr()
self.verify(
self.verify_vm_tcpdump(self.vm0_dut,
self.vm0_intf0,
vm0_vf0_mac,
pkt_lens=2000), "VF can't receive packet")
self.dut_testpmd.execute_cmd('stop')
self.dut_testpmd.execute_cmd('port stop all')
self.dut_testpmd.execute_cmd('port config mtu 0 1500')
self.dut_testpmd.execute_cmd('port start all')
self.dut_testpmd.execute_cmd('start')
self.vm0_dut.send_expect("ifconfig %s mtu 1500" % self.vm0_intf0, "#",
10)
def test_promisc_mode(self):
"""
verify Enable/disable promisc mode
"""
self.verify(self.nic not in ["niantic"],
"%s NIC not support" % self.nic)
wrong_mac = '01:02:03:04:05:06'
# Set up kernel VF tcpdump with -p parameter, which means disable promisc
# Start DPDK PF, enable promisc mode, set rxonly forwarding
self.dut_testpmd.execute_cmd('stop')
self.dut_testpmd.execute_cmd('set promisc all on')
self.dut_testpmd.execute_cmd('start')
self.verify(self.check_pf_vf_link_status(self.vm0_dut, self.vm0_intf0),
"VM0_VF0 link down")
self.dut.get_session_output()
# Send packet from tester to VF with correct DST MAC, check the packet
# can be received by kernel VF
vm0_vf0_mac = self.vm0_dut.ports_info[0]['port'].get_mac_addr()
self.verify(
self.verify_vm_tcpdump(self.vm0_dut, self.vm0_intf0, vm0_vf0_mac),
"VM reveive packet failed")
# Send packet from tester to PF with correct DST MAC, check the packet
# can be received by DPDK PF
self.send_packet(self.dmac)
out = self.dut.get_session_output()
self.verify(self.tester_mac.upper() in out, "PF reveive packet failed")
# Send packet from tester with random DST MAC, check the packet can be
# received by DPDK PF and kernel VF
self.verify(
self.verify_vm_tcpdump(self.vm0_dut, self.vm0_intf0, wrong_mac),
"VM reveive misc packet failed")
self.send_packet(wrong_mac)
out = self.dut.get_session_output()
self.verify(self.tester_mac.upper() in out,
"PF reveive misc packet failed")
# Send packet from tester to VF with correct DST MAC, check the packet
# can be received by kernel VF
vm0_vf0_mac = self.vm0_dut.ports_info[0]['port'].get_mac_addr()
self.verify(
self.verify_vm_tcpdump(self.vm0_dut, self.vm0_intf0, vm0_vf0_mac),
"VM reveive packet failed")
# Send packet from tester to PF with correct DST MAC, check the packet
# can be received by DPDK PF
self.send_packet(self.dmac)
out = self.dut.get_session_output()
self.verify(self.tester_mac.upper() in out, "PF reveive packet failed")
# Disable DPDK PF promisc mode
self.dut_testpmd.execute_cmd('stop')
self.dut_testpmd.execute_cmd('set promisc all off')
self.dut_testpmd.execute_cmd('set fwd rxonly')
self.dut_testpmd.execute_cmd('set verbose 1')
self.dut_testpmd.execute_cmd('start')
self.dut.get_session_output()
# Set up kernel VF tcpdump with -p parameter, which means disable promisc mode
# Send packet from tester with random DST MAC, check the packet can't
# be received by DPDK PF and kernel VF
self.verify(
self.verify_vm_tcpdump(self.vm0_dut,
self.vm0_intf0,
wrong_mac,
param='-p') == False,
"VM should not reveive misc packet")
self.send_packet(wrong_mac)
out = self.dut.get_session_output()
self.verify(wrong_mac not in out, "PF should not receive misc packet")
# Send packet from tester to VF with correct DST MAC, check the packet
# can be received by kernel VF
vm0_vf0_mac = self.vm0_dut.ports_info[0]['port'].get_mac_addr()
self.verify(
self.verify_vm_tcpdump(self.vm0_dut,
self.vm0_intf0,
vm0_vf0_mac,
param='-p'), "VM reveive packet failed")
# Send packet from tester to PF with correct DST MAC, check the packet
# can be received by DPDK PF
self.send_packet(self.dmac)
out = self.dut.get_session_output()
self.verify(self.tester_mac.upper() in out, "PF reveive packet failed")
def test_rss(self):
"""
verify kernel VF each queue can receive packets
"""
self.verify(self.nic not in ["niantic"],
"%s NIC not support tcpid " % self.nic)
# Verify kernel VF RSS using ethtool -"l" (lower case L) <devx> that the
# default RSS setting is equal to the number of CPUs in the system and
# that the maximum number of RSS queues displayed is correct for the
# DUT
self.verify(self.check_pf_vf_link_status(self.vm0_dut, self.vm0_intf0),
"VM0_VF0 link down")
cpus = self.vm0_dut.send_expect(
"cat /proc/cpuinfo| grep 'processor'| wc -l", "#")
out = self.vm0_dut.send_expect("ethtool -l %s" % self.vm0_intf0, "#",
10)
combined = re.findall("Combined:\s*(\d*)", out)
self.verify(cpus == combined[0], "the queues count error")
# Run "ethtool -S <devx> | grep rx_bytes | column" to see the current
# queue count and verify that it is correct to step 1
out = self.vm0_dut.send_expect(
"ethtool -S %s |grep rx-.*bytes" % self.vm0_intf0, "#")
rx_bytes_before = re.findall("rx-.*bytes:\s*(\d*)", out)
self.verify(
len(rx_bytes_before) == int(combined[0]), "the queues count error")
# Send multi-threaded traffics to the DUT with a number of threads
# Check kernel VF each queue can receive packets
vm0_vf0_mac = self.vm0_dut.ports_info[0]['port'].get_mac_addr()
for i in xrange(5):
mythread = threading.Thread(target=self.send_packet(vm0_vf0_mac))
mythread.start()
out = self.vm0_dut.send_expect(
"ethtool -S %s |grep rx-*bytes" % self.vm0_intf0, "#")
rx_bytes_after = re.findall("rx-*.bytes:\s*(\d*)", out)
for i in range(len(rx_bytes_after)):
self.verify(rx_bytes_after[i] > rx_bytes_before[i],
"NOT each queue receive packets")
def test_dpf_kvf_dvf(self):
"""
Check DPDK VF0 and kernel VF1 don't impact each other and no performance drop
"""
self.vm0_dut.send_expect("ifconfig %s up " % self.vm0_intf0, "#")
self.vm0_dut.send_expect("ifconfig %s up " % self.vm0_intf1, "#")
self.vm0_dut.ports_info[1]['port'].bind_driver('igb_uio')
self.vm0_testpmd.start_testpmd("Default")
self.vm0_testpmd.execute_cmd('set promisc all on')
self.vm0_testpmd.execute_cmd('set fwd rxonly')
self.vm0_testpmd.execute_cmd('set verbose 1')
self.vm0_testpmd.execute_cmd('start')
vm0_vf0_mac = self.vm0_dut.ports_info[0]['port'].get_mac_addr()
vm0_vf1_mac = self.vm0_testpmd.get_port_mac(0)
macs = [vm0_vf0_mac, vm0_vf1_mac]
self.generate_pcap_pkt(macs)
vm0_newvmsession = self.vm0_dut.new_session()
date_old = datetime.datetime.now()
date_new = date_old + datetime.timedelta(minutes=.5)
while (1):
date_now = datetime.datetime.now()
vm0_newvmsession.send_expect(
"tcpdump -i %s -e ether src %s " %
(self.vm0_intf0, self.src_logo), "tcpdump")
self.send_packets()
out = self.vm0_dut.get_session_output(timeout=20)
self.verify(self.src_logo in out,
"VM PF Confiscated to the specified package")
put = vm0_newvmsession.send_expect("^C", "#", 10)
rx_packet = re.findall("(\d*) packe.* captured", put)
if rx_packet[0] == '1':
self.verify(
rx_packet[0] == '1',
"VM KF Confiscated to the specified package\n'%s'" % put)
if date_now >= date_new:
break
time.sleep(3)
def send_packets(self):
self.tester.scapy_foreground()
self.tester.scapy_append("pkts=rdpcap('flow.pcap')")
self.tester.scapy_append("sendp(pkts, iface='%s')" % self.tester_intf)
self.tester.scapy_execute()
def reboot_vm1(self):
"""
reboot vm1.
"""
self.vm1.stop()
vf1_prop_5 = {'opt_host': self.sriov_vfs_port[4].pci}
vf1_prop_6 = {'opt_host': self.sriov_vfs_port[5].pci}
self.vm1 = QEMUKvm(self.dut, 'vm1', 'vf_kernel')
self.vm1.set_vm_device(driver='pci-assign', **vf1_prop_5)
self.vm1.set_vm_device(driver='pci-assign', **vf1_prop_6)
try:
self.vm1_dut = self.vm1.start()
if self.vm1_dut is None:
raise Exception("Set up VM1 ENV failed!")
else:
self.verify(self.vm1_dut.ports_info[0]['intf'] != 'N/A',
"Not interface")
except Exception as e:
self.destroy_vm_env()
raise Exception(e)
def test_zdpf_2kvf_2dvf_2vm(self):
"""
Check DPDK PF 2kernel VFs 2DPDK VFs 2VMs link change impact on other VFs
DPDK PF + 2kernel VFs + 2DPDK VFs + 2VMs
Host one DPDK PF and create 6 VFs, pass through VF0, VF1, VF2 and VF3 to VM0, pass through VF4, VF5 to VM1, power on VM0 and VM1.
Load host DPDK driver, VM DPDK driver and kernel driver.
"""
for port_info in self.vm0_dut.ports_info:
vm0_intf = port_info['intf']
self.verify(self.check_pf_vf_link_status(self.vm0_dut, vm0_intf),
"VM0_vf: %s link down" % vm0_intf)
for port_info in self.vm1_dut.ports_info:
vm1_intf = port_info['intf']
self.verify(self.check_pf_vf_link_status(self.vm1_dut, vm1_intf),
"VM1_vf: %s link down" % vm1_intf)
# Bind kernel VF0, VF1 to igb_uio in VM0, bind kernel VF4 to igb_uio in
# VM1
self.vm0_dut.ports_info[0]['port'].bind_driver('igb_uio')
self.vm0_dut.ports_info[1]['port'].bind_driver('igb_uio')
self.vm1_dut.ports_info[0]['port'].bind_driver('igb_uio')
# Start DPDK VF0, VF1 in VM0 and VF4 in VM1, enable promisc mode
self.vm0_testpmd.start_testpmd("Default")
self.vm0_testpmd.execute_cmd('set promisc all on')
self.vm0_testpmd.execute_cmd('set fwd rxonly')
self.vm0_testpmd.execute_cmd('set verbose 1')
self.vm0_testpmd.execute_cmd('start')
self.vm1_testpmd.start_testpmd("Default")
self.vm1_testpmd.execute_cmd('set promisc all on')
self.vm1_testpmd.execute_cmd('set fwd rxonly')
self.vm1_testpmd.execute_cmd('set verbose 1')
self.vm1_testpmd.execute_cmd('start')
vm0_vf0_mac = self.vm0_testpmd.get_port_mac(0)
vm0_vf1_mac = self.vm0_testpmd.get_port_mac(1)
vm0_vf2_mac = self.vm0_dut.ports_info[2]['port'].get_mac_addr()
vm0_vf3_mac = self.vm0_dut.ports_info[3]['port'].get_mac_addr()
vm1_vf0_mac = self.vm1_testpmd.get_port_mac(0)
vm1_vf1_mac = self.vm1_dut.ports_info[1]['port'].get_mac_addr()
pf0_mac = self.dut_testpmd.get_port_mac(0)
pf1_mac = self.dut_testpmd.get_port_mac(1)
macs = [
vm0_vf0_mac, vm0_vf1_mac, vm0_vf2_mac, vm0_vf3_mac, vm1_vf0_mac,
vm1_vf1_mac, pf0_mac, pf1_mac
]
self.generate_pcap_pkt(macs)
self.send_packets()
vm0_vf2_newvmsession = self.vm0_dut.new_session()
vm0_vf3_newvmsession = self.vm0_dut.new_session()
vm1_newvmsession = self.vm1_dut.new_session()
# Set up kernel VF2, VF3 in VM0 and VF5 in VM1 tcpdump without -p
# parameter on promisc mode
vm0_vf2_newvmsession.send_expect(
"tcpdump -i %s -p -e ether src %s" %
(self.vm0_dut.ports_info[2]['intf'], self.src_logo), "tcpdump", 10)
vm0_vf3_newvmsession.send_expect(
"tcpdump -i %s -p -e ether src %s" %
(self.vm0_dut.ports_info[3]['intf'], self.src_logo), "tcpdump", 10)
vm1_newvmsession.send_expect(
"tcpdump -i %s -e -p ether src %s" %
(self.vm0_dut.ports_info[1]['intf'], self.src_logo), "tcpdump", 10)
self.send_packets()
out = self.vm0_dut.get_session_output()
self.verify(self.src_logo in out,
"VM0 PF Confiscated to the specified package")
vm0_vf2_out = vm0_vf2_newvmsession.send_expect("^C", "#")
vm0_vf2_out_rx_packet = re.findall("(\d*) packe.* captured",
vm0_vf2_out)
self.verify(vm0_vf2_out_rx_packet[0] == '1',
"vm0 vf2 Confiscated to the specified package")
vm0_vf3_out = vm0_vf3_newvmsession.send_expect("^C", "#")
vm0_vf3_out_rx_packet = re.findall("(\d*) packe.* captured",
vm0_vf3_out)
self.verify(vm0_vf3_out_rx_packet[0] == '1',
"vm0 vf3 Confiscated to the specified package")
out = self.vm1_dut.get_session_output()
self.verify(self.src_logo in out,
"VM1 PF Confiscated to the specified package")
vm1_vf1_out = vm1_newvmsession.send_expect("^C", "#")
vm1_vf1_out_rx_packet = re.findall("(\d*) packe.* captured",
vm0_vf2_out)
self.verify(vm1_vf1_out_rx_packet[0] == '1',
"vm1 vf1 Confiscated to the specified package")
# Link down DPDK VF0 and expect no impact on other VFs
self.vm0_testpmd.quit()
eal_param = '-b %(vf0)s' % ({'vf0': self.vm0_dut.ports_info[0]['pci']})
self.vm0_testpmd.start_testpmd("Default", eal_param=eal_param)
self.vm0_testpmd.execute_cmd('set promisc all on')
self.vm0_testpmd.execute_cmd('set fwd rxonly')
self.vm0_testpmd.execute_cmd('set verbose 1')
self.vm0_testpmd.execute_cmd('start')
vm0_vf2_newvmsession.send_expect(
"tcpdump -i %s -p -e ether src %s" %
(self.vm0_dut.ports_info[2]['intf'], self.src_logo), "tcpdump", 10)
vm0_vf3_newvmsession.send_expect(
"tcpdump -i %s -p -e ether src %s" %
(self.vm0_dut.ports_info[3]['intf'], self.src_logo), "tcpdump", 10)
vm1_newvmsession.send_expect(
"tcpdump -i %s -p -e ether src %s" %
(self.vm0_dut.ports_info[1]['intf'], self.src_logo), "tcpdump", 10)
self.send_packets()
out = self.vm0_dut.get_session_output()
self.verify(self.src_logo in out,
"link down impact VM0 PF receive package")
vm0_vf2_out = vm0_vf2_newvmsession.send_expect("^C", "#")
vm0_vf2_out_rx_packet = re.findall("(\d*) packe.* captured",
vm0_vf2_out)
self.verify(vm0_vf2_out_rx_packet[0] == '1',
"link down impact vm0 vf2 receive package")
vm0_vf3_out = vm0_vf3_newvmsession.send_expect("^C", "#")
vm0_vf3_out_rx_packet = re.findall("(\d*) packe.* captured",
vm0_vf3_out)
self.verify(vm0_vf3_out_rx_packet[0] == '1',
"link down impact vm0 vf3 receive package")
out = self.vm1_dut.get_session_output()
self.verify(self.src_logo in out,
"link down impact VM1 PF receive package")
vm1_vf1_out = vm1_newvmsession.send_expect("^C", "#")
vm1_vf1_out_rx_packet = re.findall("(\d*) packe.* captured",
vm0_vf2_out)
self.verify(vm1_vf1_out_rx_packet[0] == '1',
"link down impact vm1 vf1 receive package")
# Link down kernel VF2 and expect no impact on other VFs
vm0_vf2_newvmsession.send_expect(
"ifconfig %s down" % self.vm0_dut.ports_info[2]['intf'], "#", 10)
vm0_vf3_newvmsession.send_expect(
"tcpdump -i %s -p -e ether src %s" %
(self.vm0_dut.ports_info[3]['intf'], self.src_logo), "tcpdump", 10)
vm1_newvmsession.send_expect(
"tcpdump -i -p %s -e ether src %s" %
(self.vm0_dut.ports_info[1]['intf'], self.src_logo), "tcpdump", 10)
self.send_packets()
out = self.vm0_dut.get_session_output()
self.verify(self.src_logo in out,
"link down kernel vf2 impact VM0 PF receive package")
vm0_vf3_out = vm0_vf3_newvmsession.send_expect("^C", "#")
vm0_vf3_out_rx_packet = re.findall("(\d*) packe.* captured",
vm0_vf3_out)
self.verify(vm0_vf3_out_rx_packet[0] == '1',
"link down kernel vf2 impact vm0 vf3 receive package")
out = self.vm1_dut.get_session_output()
self.verify(self.src_logo in out,
"link down kernel vf2 impact VM1 PF receive package")
vm1_vf1_out = vm1_newvmsession.send_expect("^C", "#")
vm1_vf1_out_rx_packet = re.findall("(\d*) packe.* captured",
vm0_vf2_out)
self.verify(vm1_vf1_out_rx_packet[0] == '1',
"link down kernel vf2 impact vm1 vf1 receive package")
vm0_vf2_newvmsession.send_expect(
"ifconfig %s up" % self.vm0_dut.ports_info[2]['intf'], "#")
# Quit VF4 DPDK testpmd and expect no impact on other VFs
self.vm1_testpmd.quit()
vm0_vf2_newvmsession.send_expect(
"tcpdump -i %s -p -e ether src %s" %
(self.vm0_dut.ports_info[2]['intf'], self.src_logo), "tcpdump", 10)
vm0_vf3_newvmsession.send_expect(
"tcpdump -i %s -p -e ether src %s" %
(self.vm0_dut.ports_info[3]['intf'], self.src_logo), "tcpdump", 10)
vm1_newvmsession.send_expect(
"tcpdump -i %s -p -e ether src %s" %
(self.vm0_dut.ports_info[1]['intf'], self.src_logo), "tcpdump", 10)
self.send_packets()
out = self.vm0_dut.get_session_output()
self.verify(self.src_logo in out,
"quit vf4 DPDK testpmd impact VM0 PF receive package")
vm0_vf2_out = vm0_vf2_newvmsession.send_expect("^C", "#")
vm0_vf2_out_rx_packet = re.findall("(\d*) packe.* captured",
vm0_vf2_out)
self.verify(vm0_vf2_out_rx_packet[0] == '1',
"quit vf4 DPDK testpmd impact vm0 vf2 receive package")
vm0_vf3_out = vm0_vf3_newvmsession.send_expect("^C", "#")
vm0_vf3_out_rx_packet = re.findall("(\d*) packe.* captured",
vm0_vf3_out)
self.verify(vm0_vf3_out_rx_packet[0] == '1',
"quit vf4 DPDK testpmd impact vm0 vf3 receive package")
vm1_vf1_out = vm1_newvmsession.send_expect("^C", "#")
vm1_vf1_out_rx_packet = re.findall("(\d*) packe.* captured",
vm0_vf2_out)
self.verify(vm1_vf1_out_rx_packet[0] == '1',
"quit vf4 DPDK testpmd impact vm1 vf1 receive package")
self.vm1_testpmd.start_testpmd("Default")
self.vm1_testpmd.execute_cmd('set promisc all on')
self.vm1_testpmd.execute_cmd('set fwd rxonly')
self.vm1_testpmd.execute_cmd('set verbose 1')
self.vm1_testpmd.execute_cmd('start')
# Unload VF5 kernel driver and expect no impact on other VFs
vm1_newvmsession.send_expect(
"./usertools/dpdk-devbind.py -b pci-stub %s" %
(self.vm1_dut.ports_info[1]['pci']), "#")
vm0_vf2_newvmsession.send_expect(
"tcpdump -i %s -p -e ether src %s" %
(self.vm0_dut.ports_info[2]['intf'], self.src_logo), "tcpdump")
vm0_vf3_newvmsession.send_expect(
"tcpdump -i %s -p -e ether src %s" %
(self.vm0_dut.ports_info[3]['intf'], self.src_logo), "tcpdump")
self.send_packets()
out = self.vm0_dut.get_session_output()
self.verify(self.src_logo in out,
"unload vf5 kernel driver impact VM0 PF receive package")
vm0_vf2_out = vm0_vf2_newvmsession.send_expect("^C", "#")
vm0_vf2_out_rx_packet = re.findall("(\d*) packe.* captured",
vm0_vf2_out)
self.verify(vm0_vf2_out_rx_packet[0] == '1',
"unload vf5 kernel driver impact vm0 vf2 receive package")
vm0_vf3_out = vm0_vf3_newvmsession.send_expect("^C", "#", 10)
vm0_vf3_out_rx_packet = re.findall("(\d*) packe.* captured",
vm0_vf3_out)
self.verify(vm0_vf3_out_rx_packet[0] == '1',
"unload vf5 kernel driver impact vm0 vf3 receive package")
out = self.vm1_dut.get_session_output(timeout=20)
self.verify(self.src_logo in out,
"unload vf5 kernel driver impact VM1 PF receive package")
# Reboot VM1 and expect no impact on VFs of VM0
self.vm1_dut.send_expect("quit", "#")
self.reboot_vm1()
vm0_vf2_newvmsession.send_expect(
"tcpdump -i %s -p -e ether src %s" %
(self.vm0_dut.ports_info[2]['intf'], self.src_logo), "tcpdump")
vm0_vf3_newvmsession.send_expect(
"tcpdump -i %s -p -e ether src %s" %
(self.vm0_dut.ports_info[3]['intf'], self.src_logo), "tcpdump")
self.send_packets()
out = self.vm0_dut.get_session_output()
self.verify(self.src_logo in out,
"reboot vm1 impact VM0 PF receive package")
vm0_vf2_out = vm0_vf2_newvmsession.send_expect("^C", "#")
vm0_vf2_out_rx_packet = re.findall("(\d*) packe.* captured",
vm0_vf2_out)
self.verify(vm0_vf2_out_rx_packet[0] == '1',
"reboot vm1 impact vm0 vf2 receive package")
vm0_vf3_out = vm0_vf3_newvmsession.send_expect("^C", "#")
vm0_vf3_out_rx_packet = re.findall("(\d*) packe.* captured",
vm0_vf3_out)
self.verify(vm0_vf3_out_rx_packet[0] == '1',
"reboot vm1 impact vm0 vf3 receive package")
def test_stress(self):
"""
Load kernel driver stress
"""
for i in xrange(100):
out = self.vm0_dut.send_expect("rmmod %svf" % self.kdriver, "#")
self.verify('error' not in out,
"stress error for rmmod %svf:%s" % (self.kdriver, out))
out = self.vm0_dut.send_expect("modprobe %svf" % self.kdriver, "#")
self.verify(
'error' not in out,
"stress error for modprobe %svf:%s" % (self.kdriver, out))
def tear_down(self):
"""
Run after each test case.
"""
self.vm0_testpmd.quit()
self.vm0_dut.restore_interfaces_linux()
if getattr(self, 'vm0_newvmsession', None):
self.vm0_dut.close_session(vm0_newvmsession)
if getattr(self, 'vm0_vf2_newvmsession', None):
self.vm0_dut.close_session(vm0_vf2_newvmsession)
if getattr(self, 'vm0_vf3_newvmsession', None):
self.vm0_dut.close_session(vm0_vf3_newvmsession)
# Sometime test failed ,we still need clear ip.
self.vm0_dut.send_expect("ifconfig %s 0.0.0.0" % self.vm0_intf0, "#")
self.vm0_dut.send_expect("ifconfig %s 0.0.0.0" % self.vm0_intf1, "#")
self.tester.send_expect("ifconfig %s 0.0.0.0" % self.tester_intf, "#")
time.sleep(5)
def tear_down_all(self):
"""
Run after each test suite.
"""
self.dut_testpmd.quit()
self.destroy_vm_env()
self.dut.kill_all()
time.sleep(2)
class TestVfMacFilter(TestCase):
supported_vf_driver = ['pci-stub', 'vfio-pci']
def set_up_all(self):
self.dut_ports = self.dut.get_ports(self.nic)
self.verify(len(self.dut_ports) > 1, "Insufficient ports")
self.vm0 = None
self.pf0_vf0_mac = "00:12:34:56:78:01"
self.iplinkset = True
# set vf assign method and vf driver
self.vf_driver = self.get_suite_cfg()['vf_driver']
if self.vf_driver is None:
self.vf_driver = 'pci-stub'
self.verify(self.vf_driver in self.supported_vf_driver, "Unspported vf driver")
if self.vf_driver == 'pci-stub':
self.vf_assign_method = 'pci-assign'
else:
self.vf_assign_method = 'vfio-pci'
self.dut.send_expect('modprobe vfio-pci', '#')
def set_up(self):
self.setup_2pf_2vf_1vm_env_flag = 0
def setup_2pf_2vf_1vm_env(self, driver='default'):
self.used_dut_port_0 = self.dut_ports[0]
self.dut.generate_sriov_vfs_by_port(self.used_dut_port_0, 1, driver=driver)
self.sriov_vfs_port_0 = self.dut.ports_info[self.used_dut_port_0]['vfs_port']
pf_intf0 = self.dut.ports_info[0]['port'].get_interface_name()
if self.iplinkset:
self.dut.send_expect("ip link set %s vf 0 mac %s" %(pf_intf0, self.pf0_vf0_mac), "#")
self.used_dut_port_1 = self.dut_ports[1]
self.dut.generate_sriov_vfs_by_port(self.used_dut_port_1, 1, driver=driver)
self.sriov_vfs_port_1 = self.dut.ports_info[self.used_dut_port_1]['vfs_port']
try:
for port in self.sriov_vfs_port_0:
port.bind_driver(self.vf_driver)
for port in self.sriov_vfs_port_1:
port.bind_driver(self.vf_driver)
time.sleep(1)
vf0_prop = {'opt_host': self.sriov_vfs_port_0[0].pci}
vf1_prop = {'opt_host': self.sriov_vfs_port_1[0].pci}
if driver == 'igb_uio':
# start testpmd without the two VFs on the host
self.host_testpmd = PmdOutput(self.dut)
eal_param = '-b %(vf0)s -b %(vf1)s' % {'vf0': self.sriov_vfs_port_0[0].pci,
'vf1': self.sriov_vfs_port_1[0].pci}
self.host_testpmd.start_testpmd("1S/2C/2T", eal_param=eal_param)
# set up VM0 ENV
self.vm0 = QEMUKvm(self.dut, 'vm0', 'vf_macfilter')
self.vm0.set_vm_device(driver=self.vf_assign_method, **vf0_prop)
self.vm0.set_vm_device(driver=self.vf_assign_method, **vf1_prop)
self.vm_dut_0 = self.vm0.start()
if self.vm_dut_0 is None:
raise Exception("Set up VM0 ENV failed!")
self.setup_2pf_2vf_1vm_env_flag = 1
except Exception as e:
self.destroy_2pf_2vf_1vm_env()
raise Exception(e)
def destroy_2pf_2vf_1vm_env(self):
if getattr(self, 'vm0', None):
#destroy testpmd in vm0
if getattr(self, 'vm0_testpmd', None):
self.vm0_testpmd.execute_cmd('stop')
self.vm0_testpmd.execute_cmd('quit', '# ')
self.vm0_testpmd = None
self.vm0_dut_ports = None
#destroy vm0
self.vm0.stop()
self.dut.virt_exit()
self.vm0 = None
if getattr(self, 'host_testpmd', None):
self.host_testpmd.execute_cmd('quit', '# ')
self.host_testpmd = None
if getattr(self, 'used_dut_port_0', None):
self.dut.destroy_sriov_vfs_by_port(self.used_dut_port_0)
port = self.dut.ports_info[self.used_dut_port_0]['port']
port.bind_driver()
self.used_dut_port_0 = None
if getattr(self, 'used_dut_port_1', None):
self.dut.destroy_sriov_vfs_by_port(self.used_dut_port_1)
port = self.dut.ports_info[self.used_dut_port_1]['port']
port.bind_driver()
self.used_dut_port_1 = None
for port_id in self.dut_ports:
port = self.dut.ports_info[port_id]['port']
port.bind_driver()
self.setup_2pf_2vf_1vm_env_flag = 0
######1. test case for kernel pf and dpdk vf 2pf_2vf_1vm MAC filter scenario
###### kernel pf will first run 'ip link set pf_interface vf 0 mac xx:xx:xx:xx:xx:xx, then
###### in the vm, send packets with this MAC to VF, check if the MAC filter works. Also
###### send the packets with wrong MAC address to VF, check if the VF will not RX the packets.
def test_kernel_2pf_2vf_1vm_iplink_macfilter(self):
self.setup_2pf_2vf_1vm_env(driver='')
self.vm0_dut_ports = self.vm_dut_0.get_ports('any')
self.vm0_testpmd = PmdOutput(self.vm_dut_0)
self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
# Get VF's MAC
pmd_vf0_mac = self.vm0_testpmd.get_port_mac(0)
vf0_wrongmac = "00:11:22:33:48:55"
self.vm0_testpmd.execute_cmd('set promisc all off')
self.vm0_testpmd.execute_cmd('set fwd mac')
self.vm0_testpmd.execute_cmd('start')
time.sleep(2)
tgen_ports = []
tx_port = self.tester.get_local_port(self.dut_ports[0])
rx_port = self.tester.get_local_port(self.dut_ports[1])
tgen_ports.append((tx_port, rx_port))
dst_mac = self.pf0_vf0_mac
src_mac = self.tester.get_mac(tx_port)
pkt_param=[("ether", {'dst': dst_mac, 'src': src_mac})]
print "\nfirst send packets to the kernel PF set MAC, expected result is RX packets=TX packets\n"
result1 = self.tester.check_random_pkts(tgen_ports, pktnum=100, allow_miss=False, params=pkt_param)
print "\nshow port stats in testpmd for double check: \n", self.vm0_testpmd.execute_cmd('show port stats all')
self.verify(result1 != False, "VF0 failed to forward packets to VF1")
print "\nSecondly, negative test, send packets to a wrong MAC, expected result is RX packets=0\n"
dst_mac = vf0_wrongmac
pkt_param=[("ether", {'dst': dst_mac, 'src': src_mac})]
result2 = self.tester.check_random_pkts(tgen_ports, pktnum=100, allow_miss=False, params=pkt_param)
print "\nshow port stats in testpmd for double check: \n", self.vm0_testpmd.execute_cmd('show port stats all')
self.verify(result2 != True, "VF0 failed to forward packets to VF1")
#######2. test case for kernel pf and dpdk vf 2pf_2vf_1vm MAC filter scenario.
####### kernel pf will not set MAC address and the VF will get a random generated MAC
####### in the testpmd in VM, and then add VF mac address in the testpmd,for example, VF_MAC1
####### then send packets to the VF with the random generated MAC and the new added VF_MAC1
####### and the expected result is that all packets can be RXed and TXed. What's more, send
####### packets with a wrong MAC address to the VF will not received by the VF.
def test_kernel_2pf_2vf_1vm_mac_add_filter(self):
self.iplinkset = False
self.setup_2pf_2vf_1vm_env(driver='')
self.vm0_dut_ports = self.vm_dut_0.get_ports('any')
self.vm0_testpmd = PmdOutput(self.vm_dut_0)
self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
# Get VF0 port MAC address
pmd_vf0_mac = self.vm0_testpmd.get_port_mac(0)
vf0_setmac = "00:11:22:33:44:55"
vf0_wrongmac = "00:11:22:33:48:55"
self.vm0_testpmd.execute_cmd('set promisc all off')
ret = self.vm0_testpmd.execute_cmd('mac_addr add 0 %s' %vf0_setmac)
# check the operation is supported or not.
print ret
self.vm0_testpmd.execute_cmd('set fwd mac')
self.vm0_testpmd.execute_cmd('start')
time.sleep(2)
tgen_ports = []
tx_port = self.tester.get_local_port(self.dut_ports[0])
rx_port = self.tester.get_local_port(self.dut_ports[1])
tgen_ports.append((tx_port, rx_port))
src_mac = self.tester.get_mac(tx_port)
dst_mac = pmd_vf0_mac
pkt_param=[("ether", {'dst': dst_mac, 'src': src_mac})]
print "\nfirst send packets to the random generated VF MAC, expected result is RX packets=TX packets\n"
result1 = self.tester.check_random_pkts(tgen_ports, pktnum=100, allow_miss=False, params=pkt_param)
print "\nshow port stats in testpmd for double check: \n", self.vm0_testpmd.execute_cmd('show port stats all')
self.verify(result1 != False, "VF0 failed to forward packets to VF1")
print "\nsecondly, send packets to the new added MAC, expected result is RX packets=TX packets\n"
dst_mac = vf0_setmac
pkt_param=[("ether", {'dst': dst_mac, 'src': src_mac})]
result2 = self.tester.check_random_pkts(tgen_ports, pktnum=100, allow_miss=False, params=pkt_param)
print "\nshow port stats in testpmd for double check: \n", self.vm0_testpmd.execute_cmd('show port stats all')
self.verify(result2 != False, "VF0 failed to forward packets to VF1")
print "\nThirdly, negative test, send packets to a wrong MAC, expected result is RX packets=0\n"
dst_mac = vf0_wrongmac
pkt_param=[("ether", {'dst': dst_mac, 'src': src_mac})]
result3 = self.tester.check_random_pkts(tgen_ports, pktnum=100, allow_miss=False, params=pkt_param)
print "\nshow port stats in testpmd for double check: \n", self.vm0_testpmd.execute_cmd('show port stats all')
self.verify(result3 != True, "VF0 failed to forward packets to VF1")
def tear_down(self):
if self.setup_2pf_2vf_1vm_env_flag == 1:
self.destroy_2pf_2vf_1vm_env()
def tear_down_all(self):
if getattr(self, 'vm0', None):
self.vm0.stop()
self.dut.virt_exit()
for port_id in self.dut_ports:
self.dut.destroy_sriov_vfs_by_port(port_id)
class TestVxlanSample(TestCase):
FEAT_ENABLE = 1
FEAT_DISABLE = 0
INNER_VLAN_VNI = 1
INNER_VNI = 2
OUTER_INNER_VNI = 3
def set_up_all(self):
"""
Run before each test suite.
"""
# this feature only enable in FVL now
self.verify(
self.nic in [
"fortville_eagle", "fortville_spirit",
"fortville_spirit_single", "fortpark_TLV", "fortville_25g"
], "Vxlan Only supported by Fortville")
# Based on h/w type, choose how many ports to use
self.dut_ports = self.dut.get_ports()
# Verify that enough ports are available
self.verify(len(self.dut_ports) >= 1, "Insufficient ports for testing")
# get pf socket
self.pf = self.dut_ports[0]
netdev = self.dut.ports_info[self.pf]['port']
self.socket = netdev.get_nic_socket()
self.pf_mac = self.dut.get_mac_address(self.pf)
# build sample app
out = self.dut.send_expect("make -C examples/tep_termination", "# ")
self.verify("Error" not in out, "compilation error 1")
self.verify("No such file" not in out, "compilation error 2")
self.def_mac = "00:00:20:00:00:20"
self.vm_dut = None
self.tep_app = "./examples/tep_termination/build/tep_termination"
self.vxlan_port = 4789
self.vm_testpmd = "./x86_64-native-linuxapp-gcc/app/testpmd -c f -n 3" \
+ " -- -i --txqflags=0xf00 --disable-hw-vlan"
# params for tep_termination
self.cores = self.dut.get_core_list("1S/4C/1T", socket=self.socket)
self.capture_file = "/tmp/vxlan_cap.pcap"
self.def_mss = 256
# performance measurement, checksum based on encap
self.perf_cfg = [{
'Func': 'Decap',
'VirtIO': 'Single',
'Mpps': {},
'pct': {}
}, {
'Func': 'Encap',
'VirtIO': 'Single',
'Mpps': {},
'pct': {}
}, {
'Func': 'Decap&Encap',
'VirtIO': 'Single',
'Mpps': {},
'pct': {}
}, {
'Func': 'Checksum',
'VirtIO': 'Single',
'Mpps': {},
'pct': {}
}, {
'Func': 'Checksum&Decap',
'VirtIO': 'Single',
'Mpps': {},
'pct': {}
}, {
'Func': 'Decap',
'VirtIO': 'Two Ports',
'Mpps': {},
'pct': {}
}, {
'Func': 'Encap',
'VirtIO': 'Two Ports',
'Mpps': {},
'pct': {}
}, {
'Func': 'Decap&Encap',
'VirtIO': 'Two Ports',
'Mpps': {},
'pct': {}
}, {
'Func': 'Checksum',
'VirtIO': 'Two Ports',
'Mpps': {},
'pct': {}
}, {
'Func': 'Checksum&Decap',
'VirtIO': 'Two Ports',
'Mpps': {},
'pct': {}
}]
def set_up(self):
"""
Run before each test case.
"""
# create coremask
self.coremask = utils.create_mask(self.cores)
if "2VM" not in self.running_case:
vm_num = 1
else:
vm_num = 2
encap = self.FEAT_ENABLE
decap = self.FEAT_ENABLE
chksum = self.FEAT_ENABLE
if self.running_case == "test_vxlan_sample_encap":
encap = self.FEAT_ENABLE
decap = self.FEAT_DISABLE
chksum = self.FEAT_ENABLE
elif self.running_case == "test_vxlan_sample_decap":
encap = self.FEAT_DISABLE
decap = self.FEAT_ENABLE
elif self.running_case == "test_vxlan_sample_chksum":
chksum = self.FEAT_ENABLE
elif self.running_case == "test_vxlan_sample_tso":
chksum = self.FEAT_ENABLE
tep_cmd_temp = self.tep_app + " -c %(COREMASK)s -n %(CHANNELS)d " \
+ "--socket-mem 2048,2048 -- -p 0x1 " \
+ "--udp-port %(VXLAN_PORT)d --nb-devices %(NB_DEVS)d " \
+ "--filter-type %(FILTERS)d " \
+ "--tx-checksum %(TX_CHKS)d --encap %(ENCAP)d --decap %(DECAP)d"
tep_cmd = tep_cmd_temp % {
'COREMASK': self.coremask,
'CHANNELS': self.dut.get_memory_channels(),
'VXLAN_PORT': self.vxlan_port,
'NB_DEVS': vm_num * 2,
'FILTERS': self.OUTER_INNER_VNI,
'TX_CHKS': chksum,
'ENCAP': encap,
'DECAP': decap
}
if self.running_case == "test_vxlan_sample_tso":
tep_cmd += " --tso-segsz=%d" % self.def_mss
if self.running_case != "test_perf_vxlan_sample":
self.prepare_vxlan_sample_env(tep_cmd, vm_num=vm_num)
pass
def prepare_vxlan_sample_env(self, tep_cmd, vm_num=1):
# remove unexpected socke
self.dut.send_expect("rm -rf vhost-net", "# ")
# start tep_termination first
self.dut.send_expect(tep_cmd, "VHOST_CONFIG: bind to vhost-net")
# start one vm
self.vm = QEMUKvm(self.dut, 'vm0', 'vxlan_sample')
# add two virtio user netdevices
vm_params = {}
vm_params['driver'] = 'vhost-user'
vm_params['opt_path'] = './vhost-net'
vm_params['opt_mac'] = self.def_mac
self.vm.set_vm_device(**vm_params)
vm_params['opt_mac'] = self.mac_address_add(1)
self.vm.set_vm_device(**vm_params)
try:
self.vm_dut = self.vm.start()
if self.vm_dut is None:
raise Exception("Set up VM ENV failed!")
except Exception as e:
print utils.RED("Failure for %s" % str(e))
# create another vm
if vm_num == 2:
print "not implemented now"
return True
def clear_vxlan_sample_env(self):
if self.vm_dut:
self.vm_dut.kill_all()
time.sleep(1)
if self.vm:
self.vm.stop()
self.vm = None
self.dut.virt_exit()
def mac_address_add(self, number):
if number > 15:
return ''
mac = int(self.def_mac[-1]) + number
return self.def_mac[:-1] + '%x' % mac
def vm_testpmd_start(self, vm_id=0):
"""
Start testpmd in virtual machine
"""
if vm_id == 0 and self.vm_dut is not None:
# start testpmd
self.vm_dut.send_expect(self.vm_testpmd, "testpmd>", 20)
# set fwd mac
self.vm_dut.send_expect("set fwd io", "testpmd>")
# start tx_first
self.vm_dut.send_expect("start tx_first", "testpmd>")
def test_vxlan_sample_encap(self):
self.vm_testpmd_start(vm_id=0)
self.send_and_verify(vm_id=0, vf_id=0, pkt_type="normal_udp")
self.send_and_verify(vm_id=0, vf_id=1, pkt_type="normal_udp")
def test_vxlan_sample_decap(self):
self.vm_testpmd_start(vm_id=0)
self.send_and_verify(vm_id=0, vf_id=0, pkt_type="vxlan_udp_decap")
self.send_and_verify(vm_id=0, vf_id=1, pkt_type="vxlan_udp_decap")
def test_vxlan_sample_encap_decap(self):
self.vm_testpmd_start(vm_id=0)
self.send_and_verify(vm_id=0, vf_id=0, pkt_type="vxlan_udp")
self.send_and_verify(vm_id=0, vf_id=1, pkt_type="vxlan_udp")
def test_vxlan_sample_chksum(self):
self.vm_testpmd_start(vm_id=0)
self.send_and_verify(vm_id=0, vf_id=0, pkt_type="vxlan_udp_chksum")
self.send_and_verify(vm_id=0, vf_id=0, pkt_type="vxlan_tcp_chksum")
self.send_and_verify(vm_id=0, vf_id=0, pkt_type="vxlan_sctp_chksum")
def test_vxlan_sample_tso(self):
self.vm_testpmd_start(vm_id=0)
self.send_and_verify(vm_id=0, vf_id=0, pkt_type="vxlan_tcp_tso")
def start_capture(self, itf, pkt_smac="", pkt_dmac="", count=1):
self.tester.send_expect("rm -f %s" % self.capture_file, "# ")
self.tester.scapy_background()
if pkt_smac != "":
self.tester.scapy_append('p = sniff(filter="ether src %s",' %
pkt_smac +
'iface="%s", count=%d, timeout=5)' %
(itf, count))
if pkt_dmac != "":
self.tester.scapy_append('p = sniff(filter="ether dst %s",' %
pkt_dmac +
'iface="%s", count=%d, timeout=5)' %
(itf, count))
self.tester.scapy_append('wrpcap(\"%s\", p)' % self.capture_file)
self.tester.scapy_foreground()
def transfer_capture_file(self):
# copy capture file from tester
if os.path.isfile('vxlan_cap.pcap'):
os.remove('vxlan_cap.pcap')
self.tester.session.copy_file_from(self.capture_file)
if os.path.isfile('vxlan_cap.pcap'):
self.verify(
os.path.getsize('vxlan_cap.pcap') != 0,
"Packets receive error")
pkts = rdpcap('vxlan_cap.pcap')
else:
pkts = []
return pkts
def send_and_verify(self, vm_id, vf_id, pkt_type):
params = {}
case_pass = True
tester_recv_port = self.tester.get_local_port(self.pf)
tester_iface = self.tester.get_interface(tester_recv_port)
tester_smac = self.tester.get_mac(tester_recv_port)
if pkt_type == "normal_udp":
self.start_capture(tester_iface, pkt_smac=self.pf_mac)
self.tester.scapy_append(
'sendp([Ether(dst="%s",src="%s")/IP()/UDP()/Raw("X"*18)], iface="%s")'
% (self.pf_mac, tester_smac, tester_iface))
self.tester.scapy_execute()
time.sleep(5)
pkts = self.transfer_capture_file()
self.verify(len(pkts) >= 1, "Failed to capture packets")
self.verify(pkts[0].haslayer(Vxlan) == 1,
"Packet not encapsulated")
try:
payload = str(pkts[0][UDP][Vxlan][UDP].payload)
for i in range(18):
self.verify(ord(payload[i]) == 88, "Check udp data failed")
except:
case_pass = False
print utils.RED("Failure in checking packet payload")
if case_pass:
print utils.GREEN("Check normal udp packet forward pass on "
"virtIO port %d" % vf_id)
if pkt_type == "vxlan_udp_decap":
# create vxlan packet pf mac + vni=1000 + inner virtIO port0 mac
params['outer_mac_dst'] = self.pf_mac
params['vni'] = 1000 + vm_id
mac_incr = 2 * vm_id + vf_id
params['inner_mac_dst'] = self.mac_address_add(mac_incr)
# create vxlan pcap file and tranfer it to tester
vxlan_pkt = VxlanTestConfig(self, **params)
vxlan_pkt.create_pcap()
# start capture
self.start_capture(tester_iface, pkt_dmac=params['inner_mac_dst'])
vxlan_pkt.send_pcap(tester_iface)
time.sleep(5)
# transfer capture pcap to server
pkts = self.transfer_capture_file()
# check packet number and payload
self.verify(len(pkts) >= 1, "Failed to capture packets")
self.verify(pkts[0].haslayer(Vxlan) == 0,
"Packet not de-encapsulated")
try:
payload = str(pkts[0][UDP].payload)
for i in range(18):
self.verify(ord(payload[i]) == 88, "Check udp data failed")
except:
case_pass = False
print utils.RED("Failure in checking packet payload")
if case_pass:
print utils.GREEN(
"Check vxlan packet decap pass on virtIO port"
" %d" % vf_id)
if pkt_type == "vxlan_udp":
# create vxlan packet pf mac + vni=1000 + inner virtIO port0 mac
params['outer_mac_dst'] = self.pf_mac
params['vni'] = 1000 + vm_id
mac_incr = 2 * vm_id + vf_id
params['inner_mac_dst'] = self.mac_address_add(mac_incr)
# create vxlan pcap file and tranfer it to tester
vxlan_pkt = VxlanTestConfig(self, **params)
vxlan_pkt.create_pcap()
# start capture
self.start_capture(tester_iface, pkt_smac=self.pf_mac)
vxlan_pkt.send_pcap(tester_iface)
time.sleep(5)
# transfer capture pcap to server
pkts = self.transfer_capture_file()
# check packet number and payload
self.verify(len(pkts) >= 1, "Failed to capture packets")
self.verify(pkts[0].haslayer(Vxlan) == 1,
"Packet not encapsulated")
try:
payload = str(pkts[0][UDP][Vxlan][UDP].payload)
for i in range(18):
self.verify(ord(payload[i]) == 88, "Check udp data failed")
except:
case_pass = False
print utils.RED("Failure in checking packet payload")
if case_pass:
print utils.GREEN("Check vxlan packet decap and encap pass on "
"virtIO port %d" % vf_id)
if pkt_type == "vxlan_udp_chksum":
params['inner_l4_type'] = 'UDP'
if pkt_type == "vxlan_tcp_chksum":
params['inner_l4_type'] = 'TCP'
if pkt_type == "vxlan_sctp_chksum":
params['inner_l4_type'] = 'SCTP'
if 'chksum' in pkt_type:
# create vxlan packet pf mac + vni=1000 + inner virtIO port0 mac
params['outer_mac_dst'] = self.pf_mac
params['vni'] = 1000 + vm_id
mac_incr = 2 * vm_id + vf_id
params['inner_mac_dst'] = self.mac_address_add(mac_incr)
# extract reference chksum value
vxlan_pkt = VxlanTestConfig(self, **params)
vxlan_pkt.create_pcap()
chksums_ref = vxlan_pkt.get_chksums()
print utils.GREEN("Checksum reference: %s" % chksums_ref)
params['inner_ip_invalid'] = 1
params['inner_l4_invalid'] = 1
# create vxlan pcap file and tranfer it to tester
vxlan_pkt = VxlanTestConfig(self, **params)
vxlan_pkt.create_pcap()
# start capture
self.start_capture(tester_iface, pkt_smac=self.pf_mac)
vxlan_pkt.send_pcap(tester_iface)
time.sleep(5)
# transfer capture pcap to server
pkts = self.transfer_capture_file()
# check packet number and payload
self.verify(len(pkts) >= 1, "Failed to capture packets")
self.verify(pkts[0].haslayer(Vxlan) == 1,
"Packet not encapsulated")
chksums = vxlan_pkt.get_chksums(pcap='vxlan_cap.pcap')
print utils.GREEN("Checksum : %s" % chksums)
for key in chksums_ref:
if 'inner' in key: # only check inner packet chksum
self.verify(
chksums[key] == chksums_ref[key],
"%s not matched to %s" % (key, chksums_ref[key]))
print utils.GREEN("%s checksum pass" % params['inner_l4_type'])
if pkt_type == "vxlan_tcp_tso":
# create vxlan packet pf mac + vni=1000 + inner virtIO port0 mac +
# tcp
params['inner_l4_type'] = 'TCP'
params['outer_mac_dst'] = self.pf_mac
params['vni'] = 1000 + vm_id
mac_incr = 2 * vm_id + vf_id
params['inner_mac_dst'] = self.mac_address_add(mac_incr)
params['payload_size'] = 892 # 256 + 256 + 256 + 124
# extract reference chksum value
vxlan_pkt = VxlanTestConfig(self, **params)
vxlan_pkt.create_pcap()
# start capture
self.start_capture(tester_iface, pkt_smac=self.pf_mac, count=4)
vxlan_pkt.send_pcap(tester_iface)
time.sleep(5)
# transfer capture pcap to server
pkts = self.transfer_capture_file()
# check packet number and payload
self.verify(len(pkts) == 4, "Failed to capture tso packets")
# calculation checksum, and checkt it
for pkt in pkts:
inner = pkt[Vxlan]
inner_ip_chksum = inner[IP].chksum
del inner.chksum
inner[IP] = inner[IP].__class__(str(inner[IP]))
inner_ip_chksum_ref = inner[IP].chksum
print utils.GREEN("inner ip checksum reference: %x" %
inner_ip_chksum_ref)
print utils.GREEN("inner ip checksum: %x" % inner_ip_chksum)
self.verify(inner_ip_chksum == inner_ip_chksum_ref,
"inner ip checksum error")
inner_l4_chksum = inner[params['inner_l4_type']].chksum
del inner[params['inner_l4_type']].chksum
inner[params['inner_l4_type']] = inner[
params['inner_l4_type']].__class__(
str(inner[params['inner_l4_type']]))
inner_l4_chksum_ref = inner[params['inner_l4_type']].chksum
print utils.GREEN("inner l4 checksum reference: %x" %
inner_l4_chksum_ref)
print utils.GREEN("inner l4 checksum: %x" % inner_l4_chksum)
self.verify(
inner_l4_chksum == inner_l4_chksum_ref,
"inner %s checksum error" % params['inner_l4_type'])
length = 0
for pkt in pkts:
self.verify(
pkt.haslayer(Vxlan) == 1, "Packet not encapsulated")
try:
payload = str(pkt[UDP][Vxlan][TCP].payload)
self.verify(
len(payload) <= self.def_mss, "TCP payload oversized")
length += len(payload)
except:
case_pass = False
print utils.RED("Failure in checking tso payload")
self.verify(length == 892, "Total tcp payload size not match")
if case_pass:
print utils.GREEN("Vxlan packet tso pass on virtIO port %d" %
vf_id)
def test_perf_vxlan_sample(self):
# vxlan payload length for performance test
# inner packet not contain crc, should need add four
vxlan_payload = PACKET_LEN - HEADER_SIZE['eth'] - \
HEADER_SIZE['ip'] - HEADER_SIZE['udp'] - \
HEADER_SIZE['vxlan'] - HEADER_SIZE['eth'] - \
HEADER_SIZE['ip'] - HEADER_SIZE['udp'] + 4
vxlansample_header = ['Type', 'Queue', 'Mpps', '% linerate']
self.result_table_create(vxlansample_header)
for perf_cfg in self.perf_cfg:
func = perf_cfg['Func']
if func is 'Decap':
encap = self.FEAT_DISABLE
decap = self.FEAT_ENABLE
chksum = self.FEAT_DISABLE
elif func is 'Encap':
encap = self.FEAT_ENABLE
decap = self.FEAT_DISABLE
chksum = self.FEAT_DISABLE
elif func is 'Decap&Encap':
encap = self.FEAT_ENABLE
decap = self.FEAT_ENABLE
chksum = self.FEAT_DISABLE
elif func is 'Checksum':
encap = self.FEAT_ENABLE
decap = self.FEAT_DISABLE
chksum = self.FEAT_ENABLE
elif func is 'Checksum&Decap':
encap = self.FEAT_ENABLE
decap = self.FEAT_ENABLE
chksum = self.FEAT_ENABLE
tep_cmd_temp = self.tep_app + " -c %(COREMASK)s -n %(CHANNELS)d " \
+ "--socket-mem 2048,2048 -- -p 0x1 --udp-port " \
+ "%(VXLAN_PORT)d --nb-devices %(NB_DEVS)d --filter-type " \
+ "%(FILTERS)d --tx-checksum %(TX_CHKS)d --encap %(ENCAP)d " \
+ "--decap %(DECAP)d --rx-retry 1 --rx-retry-num 4 " \
+ "--rx-retry-delay 15"
tep_cmd = tep_cmd_temp % {
'COREMASK': self.coremask,
'CHANNELS': self.dut.get_memory_channels(),
'VXLAN_PORT': self.vxlan_port,
'NB_DEVS': 2,
'FILTERS': self.OUTER_INNER_VNI,
'TX_CHKS': chksum,
'ENCAP': encap,
'DECAP': decap
}
self.prepare_vxlan_sample_env(tep_cmd, vm_num=1)
self.vm_testpmd_start(vm_id=0)
# create vxlan packet pf mac + vni=1000 + inner virtIO port0 mac
params = {}
params['outer_mac_dst'] = self.pf_mac
params['vni'] = 1000
mac_incr = 0
params['inner_mac_dst'] = self.mac_address_add(mac_incr)
params['payload_size'] = vxlan_payload
params['pcap_file'] = 'vxlan_sample.pcap'
# create vxlan pcap file and tranfer it to tester
vxlan_pkt = VxlanTestConfig(self, **params)
vxlan_pkt.create_pcap()
if perf_cfg['VirtIO'] == "Two Ports":
# create vxlan packet pf mac + vni=1000 + inner virtIO port0
# mac
params['outer_mac_dst'] = self.pf_mac
params['vni'] = 1000
mac_incr = 1
params['inner_mac_dst'] = self.mac_address_add(mac_incr)
params['pcap_file'] = 'vxlan_sample_1.pcap'
# create vxlan pcap file and tranfer it to tester
vxlan_pkt = VxlanTestConfig(self, **params)
vxlan_pkt.create_pcap(scp=False)
self.combine_pcap("vxlan_sample.pcap", "vxlan_sample_1.pcap")
self.tester.session.copy_file_to("vxlan_sample.pcap")
# config the flows
tgen_input = []
tgen_input.append(
(self.tester.get_local_port(self.pf),
self.tester.get_local_port(self.pf), "vxlan_sample.pcap"))
# run traffic generator
_, pps = self.tester.traffic_generator_throughput(tgen_input)
self.vm_dut.send_expect("stop", "testpmd>")
self.vm_dut.send_expect("quit", "# ")
pps /= 1000000.0
perf_cfg['Mpps'] = pps
wirespeed = self.wirespeed(self.nic, PACKET_LEN, 1)
perf_cfg['pct'] = pps * 100 / wirespeed
table_row = [
perf_cfg['Func'], perf_cfg['VirtIO'], perf_cfg['Mpps'],
perf_cfg['pct']
]
self.result_table_add(table_row)
self.tear_down()
self.result_table_print()
def combine_pcap(self, dest_pcap, src_pcap):
pkts = rdpcap(dest_pcap)
if len(pkts) != 1:
return
pkts_src = rdpcap(src_pcap)
pkts += pkts_src
wrpcap(dest_pcap, pkts)
def tear_down(self):
"""
Run after each test suite.
"""
# send packet to pf, verify capture packet sent from virtIO port1
self.clear_vxlan_sample_env()
self.dut.kill_all()
time.sleep(2)
pass
def tear_down_all(self):
"""
Run after each test suite.
"""
# Restore the config file and recompile the package.
self.dut.send_expect(
"sed -i -e 's/RTE_LIBRTE_VHOST=y$/" +
"RTE_LIBRTE_VHOST=n/' config/common_base", "# ", 30)
# temporary disable skip_setup
skip_setup = self.dut.skip_setup
self.dut.skip_setup = False
self.dut.build_install_dpdk(self.target)
self.dut.skip_setup = skip_setup
# wait for build done
time.sleep(20)
pass
class TestVirtioIperf(TestCase):
def set_up_all(self):
self.vhost_legacy_virtio_cmdline = "csum=off,gso=off,guest_csum=off,guest_tso4=off,guest_tso6=off,guest_ecn=off"
self.vhost_cuse_virtio_cmdline = "csum=off,gso=off,guest_csum=off,guest_tso4=off,guest_tso6=off,guest_ecn=off"
self.vhost_user_virtio_cmdline = ""
self.virtio_mac = ["52:54:00:00:00:01", "52:54:00:00:00:02"]
self.virtio_ip = ["1.1.1.2", "1.1.1.3"]
self.vm = []
self.vm_dut = []
self.dut_ports = self.dut.get_ports(self.nic)
self.verify(len(self.dut_ports) >= 1, 'Insufficient ports for test')
self.phy_function = self.dut_ports[0]
netdev = self.dut.ports_info[self.phy_function]['port']
self.socket = netdev.get_nic_socket()
self.cores = self.dut.get_core_list("1S/3C/1T", socket=self.socket)
self.coremask = utils.create_mask(self.cores)
def set_up(self):
pass
def dut_execut_cmd(self, cmdline, ex='#', timout=30):
return self.dut.send_expect(cmdline, ex, timout)
def build_vhost_lib(self, vhost='user'):
self.dut_execut_cmd('git clean -x -d -f')
self.dut_execut_cmd('git checkout *')
if vhost == 'cuse':
self.dut_execut_cmd(
"sed -i -e 's/CONFIG_RTE_LIBRTE_VHOST_USER=.*$/CONFIG_RTE_LIBRTE"
+ "_VHOST_USER=n/' ./config/common_base")
else:
self.dut_execut_cmd(
"sed -i -e 's/CONFIG_RTE_LIBRTE_VHOST_USER=.*$/CONFIG_RTE_LIBRTE"
+ "_VHOST_USER=y/' ./config/common_base")
self.dut.build_install_dpdk(self.target)
self.dut_execut_cmd("cd ./lib/librte_vhost")
out = self.dut_execut_cmd("make")
self.verify('Error' not in out, 'bulid err: build lib vhost failed')
self.dut_execut_cmd("cd ./eventfd_link")
out = self.dut_execut_cmd("make")
self.verify('Error' not in out, 'bulid err: build eventfd_link failed')
self.dut_execut_cmd("cd ~/dpdk")
def build_vhost_app(self):
if self.nic in "niantic":
self.dut_execut_cmd(
"sed -i -e 's/define MAX_QUEUES.*/define MAX_QUEUES 128/' " +
"./examples/vhost/main.c")
else:
self.dut_execut_cmd(
"sed -i -e 's/define MAX_QUEUES.*/define MAX_QUEUES 512/' " +
"./examples/vhost/main.c")
out = self.dut_execut_cmd("make -C ./examples/vhost")
self.verify("Error" not in out, "compilation error")
self.verify("No such file" not in out, "Not found file error")
def launch_vhost_switch(self, coremask, channel, jumbo, scenario):
self.vhost_switch = "./examples/vhost/build/vhost-switch"
self.vhost_switch_cmd = self.vhost_switch + \
" -c %s -n %d --socket-mem 2048,2048 -- -p 0x1" + \
" --mergeable %d --zero-copy 0 --vm2vm %d > ./vhost.out &"
self.dut_execut_cmd(self.vhost_switch_cmd %
(coremask, channel, jumbo, scenario))
time.sleep(20)
self.dut.session.copy_file_from('/root/dpdk/vhost.out')
time.sleep(5)
fp = open('./vhost.out')
fmsg = fp.read()
fp.close()
if 'Error' or 'error' in fmsg:
print 'launch vhost sample failed'
return False
else:
return True
def iperf_result_verify(self, vm_client):
'''
vm_client.session.copy_file_from("/root/dpdk/iperf_client.log")
self.tester.send_expect('scp -P')
'''
vm_client.session.copy_file_from("/root/dpdk/iperf_client.log")
fp = open("./iperf_client.log")
fmsg = fp.read()
iperfdata = re.compile('[\d+]*.[\d+] [M|G]bits/sec').findall(fmsg)
self.result_table_create(['Data', 'Unit'])
for data in iperfdata:
self.results_table_add([data.split()[0], data.split()[1]])
self.result_table_print()
os.popen("rm -rf ./iperf_client.log")
def test_perf_vhost_legacy_virtio_iperf(self):
pass
def test_perf_vhost_cuse_virtio_iperf(self):
"""
vhost cuse as back end, legacy virtio dirver as front end
"""
self.build_vhost_lib(vhost='cuse')
self.build_vhost_app()
self.dut_execut_cmd('rm -rf /dev/vhost-net')
self.dut_execut_cmd('rmmod igb_uio -f')
self.dut_execut_cmd('rmmod eventfd_link')
self.dut_execut_cmd('modprobe uio')
self.dut_execut_cmd('modprobe fuse')
self.dut_execut_cmd('modprobe cuse')
self.dut_execut_cmd(
'insmod ./x86_64-native-linuxapp-gcc/kmod/igb_uio.ko')
self.dut_execut_cmd(
'insmod ./lib/librte_vhost/eventfd_link/eventfd_link.ko')
self.dut.bind_interfaces_linux(self.drivername)
self.launch_vhost_switch(self.coremask, 4, 0, 1)
self.vm1 = QEMUKvm(self.dut, 'vm0', 'virtio_iperf')
vm1_params = {}
vm1_params['driver'] = 'vhost-cuse'
vm1_params['opt_tap'] = 'vhost0'
vm1_params['opt_mac'] = self.virtio_mac[0]
vm1_params['opt_settings'] = self.vhost_cuse_virtio_cmdline
self.vm1.set_vm_device(**vm1_params)
try:
self.vm1_dut = self.vm1.start(auto_portmap=False)
time.sleep(10)
if self.vm1_dut is None:
raise Exception('VM1 start failed')
except Exception as e0:
print utils.RED('VM1 already exist, powerdown it first')
self.vm1_dut.restore_interfaces()
self.vm2 = QEMUKvm(self.dut, 'vm1', 'virtio_iperf')
vm2_params = {}
vm2_params['driver'] = 'vhost-cuse'
vm2_params['opt_tap'] = 'vhost1'
vm2_params['opt_mac'] = self.virtio_mac[1]
vm2_params['opt_settings'] = self.vhost_cuse_virtio_cmdline
self.vm2.set_vm_device(**vm2_params)
try:
self.vm2_dut = self.vm2.start(auto_portmap=False)
time.sleep(10)
if self.vm2_dut is None:
raise Exception('VM2 start failed')
except Exception as e1:
print utils.RED('VM2 already exist, powerdown it first')
self.vm2_dut.restore_interfaces()
#self.start_iperf_server()
vm1_vport = self.vm1_dut.send_expect('ifconfig -a', '#', 30)
print 'vm net port:'
print vm1_vport
intfs = re.compile('eth\d').findall(vm1_vport)
for intf in intfs:
outmac = self.vm1_dut.send_expect('ifconfig %s' % intf, '#', 30)
if self.virtio_mac[0] in outmac:
self.vm1_intf = intf
self.vm1_dut.send_expect(
'ifconfig %s %s' % (self.vm1_intf, self.virtio_ip[0]), '#', 10)
self.vm1_dut.send_expect('ifconfig %s up' % self.vm1_intf, '#', 10)
self.vm1_dut.send_expect(
'arp -s %s %s' % (self.virtio_ip[1], self.virtio_mac[1]), '#', 10)
self.vm1_dut.send_expect('iperf -s -p 12345 -i 1 > iperf_server.log &',
'', 10)
#self.start_iperf_client()
vm2_vport = self.vm2_dut.send_expect('ifconfig -a', '#', 30)
print 'vm net port:'
print vm2_vport
intfs = re.compile('eth\d').findall(vm2_vport)
for intf in intfs:
outmac = self.vm2_dut.send_expect('ifconfig %s' % intf, '#', 30)
if self.virtio_mac[1] in outmac:
self.vm2_intf = intf
self.vm2_dut.send_expect(
'ifconfig %s %s' % (self.vm2_intf, self.virtio_ip[1]), '#', 10)
self.vm2_dut.send_expect('ifconfig %s up' % self.vm2_intf, '#', 10)
self.vm2_dut.send_expect(
'arp -s %s %s' % (self.virtio_ip[0], self.virtio_mac[0]), '#', 10)
self.vm2_dut.send_expect(
'iperf -c %s -p 12345 -i 1 -t 60 > iperf_client.log &' %
self.virtio_ip[0], '', 60)
time.sleep(70)
self.vm1_dut.send_expect("killall -s INT iperf", '', 10)
self.iperf_result_verify(self.vm2_dut)
def test_perf_vhost_user_virtio_iperf(self):
"""
vhost user as back end, legacy virtio dirver as front end
"""
self.build_vhost_lib(vhost='user')
self.build_vhost_app()
#self.dut_execut_cmd('rm -rf /dev/vhost-net')
self.dut_execut_cmd('rmmod igb_uio -f')
self.dut_execut_cmd('rmmod eventfd_link')
self.dut_execut_cmd('modprobe uio')
#self.dut_execut_cmd('modprobe fuse')
#self.dut_execut_cmd('modprobe cuse')
self.dut_execut_cmd(
'insmod ./x86_64-native-linuxapp-gcc/kmod/igb_uio.ko')
self.dut_execut_cmd(
'insmod ./lib/librte_vhost/eventfd_link/eventfd_link.ko')
self.dut.bind_interfaces_linux(self.drivername)
self.launch_vhost_switch(self.coremask, 4, 0, 1)
self.vm1 = QEMUKvm(self.dut, 'vm0', 'virtio_iperf')
vm1_params = {}
vm1_params['driver'] = 'vhost-user'
vm1_params['opt_path'] = './vhost-net'
vm1_params['opt_mac'] = self.virtio_mac[0]
self.vm1.set_vm_device(**vm1_params)
try:
self.vm1_dut = self.vm1.start(auto_portmap=False)
if self.vm1_dut is None:
raise Exception('VM1 start failed')
except Exception as e0:
print utils.RED('VM1 already exist, powerdown it first')
self.vm1_dut.restore_interfaces()
self.vm2 = QEMUKvm(self.dut, 'vm1', 'virtio_iperf')
vm2_params = {}
vm2_params['driver'] = 'vhost-user'
vm2_params['opt_path'] = './vhost-net'
vm2_params['opt_mac'] = self.virtio_mac[1]
self.vm2.set_vm_device(**vm2_params)
try:
self.vm2_dut = self.vm2.start(auto_portmap=False)
if self.vm2_dut is None:
raise Exception('VM2 start failed')
except Exception as e1:
print utils.RED('VM2 already exist, powerdown it first')
self.vm2_dut.restore_interfaces()
#self.start_iperf_server()
vm1_vport = self.vm1_dut.send_expect('ifconfig -a', '#', 30)
print 'vm net port:'
print vm1_vport
intfs = re.compile('eth\d').findall(vm1_vport)
for intf in intfs:
outmac = self.vm1_dut.send_expect('ifconfig %s' % intf, '#', 30)
if self.virtio_mac[0] in outmac:
self.vm1_intf = intf
self.vm1_dut.send_expect(
'ifconfig %s %s' % (self.vm1_intf, self.virtio_ip[0]), '#', 10)
self.vm1_dut.send_expect('ifconfig %s up' % self.vm1_intf, '#', 10)
self.vm1_dut.send_expect(
'arp -s %s %s' % (self.virtio_ip[1], self.virtio_mac[1]), '#', 10)
self.vm1_dut.send_expect('iperf -s -p 12345 -i 1 > iperf_server.log &',
'', 10)
#self.start_iperf_client()
vm2_vport = self.vm2_dut.send_expect('ifconfig -a', '#', 30)
print 'vm net port:'
print vm2_vport
intfs = re.compile('eth\d').findall(vm2_vport)
for intf in intfs:
outmac = self.vm2_dut.send_expect('ifconfig %s' % intf, '#', 30)
if self.virtio_mac[1] in outmac:
self.vm2_intf = intf
self.vm2_dut.send_expect(
'ifconfig %s %s' % (self.vm2_intf, self.virtio_ip[1]), '#', 10)
self.vm2_dut.send_expect('ifconfig %s up' % self.vm2_intf, '#', 10)
self.vm2_dut.send_expect(
'arp -s %s %s' % (self.virtio_ip[0], self.virtio_mac[0]), '#', 10)
self.vm2_dut.send_expect(
'iperf -c %s -p 12345 -i 1 -t 60 > iperf_client.log &' %
self.virtio_ip[0], '', 60)
time.sleep(70)
self.vm1_dut.session.send_expect('killall -s INT iperf', '#', 10)
self.iperf_result_verify(self.vm2_dut)
def tear_down(self):
if self.vm2:
self.vm2.stop()
self.vm2 = None
if self.vm1:
self.vm1.stop()
self.vm1 = None
self.dut.send_expect("killall -s INT vhost-switch", "#")
def tear_down_all(self):
pass
class Testddp_mpls(TestCase):
def set_up_all(self):
self.verify('fortville' in self.nic,
'ddp mpls can not support %s nic' % self.nic)
self.dut_ports = self.dut.get_ports(self.nic)
self.verify(len(self.dut_ports) >= 1, "Insufficient ports")
self.vm0 = None
self.env_done = False
profile_file = r'dep/mpls.pkgo'
profile_dst = "/tmp/"
self.dut.session.copy_file_to(profile_file, profile_dst)
def set_up(self):
self.setup_vm_env()
def bind_nic_driver(self, ports, driver=""):
if driver == "igb_uio":
for port in ports:
netdev = self.dut.ports_info[port]['port']
driver = netdev.get_nic_driver()
if driver != 'igb_uio':
netdev.bind_driver(driver='igb_uio')
else:
for port in ports:
netdev = self.dut.ports_info[port]['port']
driver_now = netdev.get_nic_driver()
if driver == "":
driver = netdev.default_driver
if driver != driver_now:
netdev.bind_driver(driver=driver)
def setup_vm_env(self, driver='igb_uio'):
"""
Create testing environment with VF generated from 1PF
"""
if self.env_done == False:
self.bind_nic_driver(self.dut_ports[:1], driver="igb_uio")
self.used_dut_port = self.dut_ports[0]
tester_port = self.tester.get_local_port(self.used_dut_port)
self.tester_intf = self.tester.get_interface(tester_port)
self.dut.generate_sriov_vfs_by_port(self.used_dut_port,
1,
driver=driver)
self.sriov_vfs_port = self.dut.ports_info[
self.used_dut_port]['vfs_port']
for port in self.sriov_vfs_port:
port.bind_driver('pci-stub')
time.sleep(1)
self.dut_testpmd = PmdOutput(self.dut)
time.sleep(1)
vf0_prop = {'opt_host': self.sriov_vfs_port[0].pci}
# set up VM0 ENV
self.vm0 = QEMUKvm(self.dut, 'vm0', 'ddp_mpls')
self.vm0.set_vm_device(driver='pci-assign', **vf0_prop)
try:
self.vm0_dut = self.vm0.start()
if self.vm0_dut is None:
raise Exception("Set up VM0 ENV failed!")
except Exception as e:
self.destroy_vm_env()
raise Exception(e)
self.vm0_dut_ports = self.vm0_dut.get_ports('any')
self.vm0_testpmd = PmdOutput(self.vm0_dut)
self.env_done = True
self.dut_testpmd.start_testpmd(
"Default", "--port-topology=chained --txq=%s --rxq=%s" %
(PF_MAX_QUEUE, PF_MAX_QUEUE))
self.vm0_testpmd.start_testpmd(
VM_CORES_MASK, "--port-topology=chained --txq=%s --rxq=%s" %
(VF_MAX_QUEUE, VF_MAX_QUEUE))
def destroy_vm_env(self):
if getattr(self, 'vm0', None):
self.vm0_dut.kill_all()
self.vm0_testpmd = None
self.vm0_dut_ports = None
# destroy vm0
self.vm0.stop()
self.vm0 = None
if getattr(self, 'used_dut_port', None):
self.dut.destroy_sriov_vfs_by_port(self.used_dut_port)
port = self.dut.ports_info[self.used_dut_port]['port']
self.used_dut_port = None
self.env_done = False
def load_profile(self):
"""
Load profile to update FVL configuration tables, profile will be
stored in binary file and need to be passed to AQ to program FVL
during initialization stage.
"""
self.dut_testpmd.execute_cmd('port stop all')
time.sleep(1)
out = self.dut_testpmd.execute_cmd('ddp get list 0')
self.verify("Profile number is: 0" in out,
"Failed to get ddp profile info list!!!")
self.dut_testpmd.execute_cmd('ddp add 0 /tmp/mpls.pkgo,/tmp/mpls.bak')
out = self.dut_testpmd.execute_cmd('ddp get list 0')
self.verify("Profile number is: 1" in out,
"Failed to load ddp profile!!!")
self.dut_testpmd.execute_cmd('port start all')
time.sleep(1)
def mpls_test(self, port='pf', pkt='udp'):
"""
Send mpls packet to dut, receive packet from configured queue.
Input: port type, packet type
"""
pkts = []
if port == 'pf':
queue = random.randint(1, PF_MAX_QUEUE - 1)
self.dut_testpmd.execute_cmd('set fwd rxonly')
self.dut_testpmd.execute_cmd('set verbose 1')
self.dut_testpmd.execute_cmd('start')
else:
queue = random.randint(1, VF_MAX_QUEUE - 1)
self.vm0_testpmd.execute_cmd('set fwd rxonly')
self.vm0_testpmd.execute_cmd('set verbose 1')
self.vm0_testpmd.execute_cmd('start')
random_label = random.randint(0x0, 0xFFFFF)
label = hex(random_label)
wrong_label = hex((random_label + 2) % int(0xFFFFF))
self.dut_testpmd.execute_cmd('flow create 0 ingress pattern eth / ipv4\
/ %s / mpls label is %s / end actions %s / queue index %d / end' %
(pkt, label, port, queue))
for times in range(2):
if pkt == 'udp':
pkts = {
'mpls/good chksum udp':
'Ether()/IP()/UDP(dport=6635)\
/MPLS(label=%s)/Ether()/IP()/TCP()' % label,
'mpls/bad chksum udp':
'Ether()/IP()/UDP(chksum=0x1234,\
dport=6635)/MPLS(label=%s)/Ether()/IP()/TCP()' %
label
}
else:
pkts = {
'mpls/good chksum gre':
'Ether()/IP(proto=47)/GRE(proto=0x8847)\
/MPLS(label=%s)/Ether()/IP()/UDP()' % label,
'mpls/bad chksum gre':
'Ether()/IP(proto=47)/GRE(chksum=0x1234,\
proto=0x8847)/MPLS(label=%s)/Ether()/IP()/UDP()' %
label
}
for packet_type in pkts.keys():
self.tester.scapy_append('sendp([%s], iface="%s")' %
(pkts[packet_type], self.tester_intf))
self.tester.scapy_execute()
if port == 'pf':
out = self.dut.get_session_output(timeout=2)
else:
out = self.vm0_dut.get_session_output(timeout=2)
self.verify("port 0/queue %d" % queue in out,
"Failed to receive packet in this queue!!!")
self.verify("PKT_RX_L4_CKSUM_GOOD" in out,
"Failed to check CKSUM!!!")
label = wrong_label
queue = 0
def test_load_ddp(self):
"""
Load profile to update FVL configuration tables.
"""
self.load_profile()
def test_mpls_udp_pf(self):
"""
MPLS is supported by NVM with profile updated. Send mpls udp packet to PF,
check PF could receive packet using configured queue, checksum is good.
"""
self.load_profile()
self.mpls_test(port='pf', pkt='udp')
def test_mpls_gre_pf(self):
"""
MPLS is supported by NVM with profile updated. Send mpls gre packet to PF,
check PF could receive packet using configured queue, checksum is good.
"""
self.load_profile()
self.mpls_test(port='pf', pkt='gre')
def test_mpls_udp_vf(self):
"""
MPLS is supported by NVM with profile updated. Send mpls udp packet to VF,
check VF could receive packet using configured queue, checksum is good.
"""
self.load_profile()
self.mpls_test(port='vf id 0', pkt='udp')
def test_mpls_gre_vf(self):
"""
MPLS is supported by NVM with profile updated. Send mpls gre packet to VF,
check VF could receive packet using configured queue, checksum is good.
"""
self.load_profile()
self.mpls_test(port='vf id 0', pkt='gre')
def tear_down(self):
self.vm0_testpmd.execute_cmd('stop')
self.dut_testpmd.execute_cmd('stop')
out = self.dut_testpmd.execute_cmd('ddp get list 0')
if "Profile number is: 0" not in out:
self.dut_testpmd.execute_cmd('port stop all')
time.sleep(1)
self.dut_testpmd.execute_cmd('ddp del 0 /tmp/mpls.bak')
out = self.dut_testpmd.execute_cmd('ddp get list 0')
self.verify("Profile number is: 0" in out,
"Failed to delete mpls profile!!!")
self.dut_testpmd.execute_cmd('port start all')
self.vm0_testpmd.quit()
self.dut_testpmd.quit()
def tear_down_all(self):
self.destroy_vm_env()
pass
class TestVF2VFBridge(TestCase):
def set_up_all(self):
self.dut_ports = self.dut.get_ports(self.nic)
self.verify(len(self.dut_ports) >= 1, "Insufficient ports")
self.vm0 = None
self.vm1 = None
def set_up(self):
self.set_up_vf_to_vf_env()
def set_up_vf_to_vf_env(self, driver='default'):
self.pf_port_for_vfs = self.dut_ports[0]
self.dut.restore_interfaces()
self.dut.generate_sriov_vfs_by_port(
self.pf_port_for_vfs, VF_NUMS_ON_ONE_PF, driver=driver)
self.sriov_vfs_ports = self.dut.ports_info[
self.pf_port_for_vfs]['vfs_port']
self.host_port_intf = self.dut.ports_info[self.pf_port_for_vfs]['intf']
for i in range(VF_NUMS_ON_ONE_PF):
self.dut.send_expect('ip link set dev %s vf %d mac %s' %
(self.host_port_intf, i, VF_TEMP_MAC % i), '#', 10)
try:
for port in self.sriov_vfs_ports:
port.bind_driver('pci-stub')
time.sleep(1)
except Exception as e:
raise Exception(e)
vf0_prop = {'opt_host': self.sriov_vfs_ports[0].pci}
vf1_prop = {'opt_host': self.sriov_vfs_ports[1].pci}
time.sleep(1)
self.vm0 = QEMUKvm(self.dut, 'vm0', 'vf_to_vf_bridge')
self.vm0.set_vm_device(driver='pci-assign', **vf0_prop)
try:
self.vm0_dut = self.vm0.start()
if self.vm0_dut is None:
raise Exception('Set up VM0 failed')
except Exception as e:
print utils.RED(str(e))
self.vm1 = QEMUKvm(self.dut, 'vm1', 'vf_to_vf_bridge')
self.vm1.set_vm_device(driver='pci-assign', **vf1_prop)
try:
self.vm1_dut = self.vm1.start()
if self.vm1_dut is None:
raise Exception('Set up VM1 failed')
except Exception as e:
print utils.RED(str(e))
def clear_vf_to_vf_env(self):
if self.vm0 is not None:
self.vm0.stop()
self.vm0 = None
if self.vm1 is not None:
self.vm1.stop()
self.vm1 = None
self.dut.virt_exit()
if self.pf_port_for_vfs is not None:
self.dut.destroy_sriov_vfs_by_port(self.pf_port_for_vfs)
port = self.dut.ports_info[self.pf_port_for_vfs]['port']
port.bind_driver()
self.pf_port_for_vfs = 0
def generate_pcap_pkt(self, dst, src, load, pktname='flow.pcap'):
"""
dst:
server: dst server object
ether: dst mac
ip: dst ip
udp: dst udp protocol
tcp: dst tcp protocal
src:
server: src server object
ether: src mac
ip: src ip
udp: src udp protocol
tcp: src tcp protocal
load:
content: pay load
length: content length
"""
context = '[Ether(dst="%s", src="%s")/IP()/Raw(load=%s)]' % \
(str(dst['ether']), str(src['ether']), load['content'])
src['server'].send_expect('scapy', '>>> ', 10)
src['server'].send_expect(
'wrpcap("%s", %s)' % (pktname, context), '>>> ', 10)
src['server'].send_expect('quit()', '#', 10)
def prepare_pktgen(self, vm):
vm.session.copy_file_to('./dep/tgen.tgz')
vm.send_expect("cd /root", "#", 10)
vm.send_expect("tar xvf tgen.tgz", '#', 20)
def send_stream_pktgen(self, vm, pktname='flow.pcap'):
vm.send_expect(
"echo 2048 > /sys/kernel/mm/hugepages/hugepages-2048kB/nr_hugepages", "#", 10)
vm.send_expect(" mount -t hugetlbfs nodedev /mnt/huge/", "#", 10)
vm.send_expect(
"./pktgen -c 0xf -n 2 --proc-type auto -- -P -T -m '1.0' -s 0:%s" %
pktname, "", 100)
time.sleep(60)
vm.send_expect("set 0 rate 50", "", 20)
time.sleep(5)
vm.send_expect("set 0 count %d" % SEND_PACKET, "", 20)
time.sleep(5)
vm.send_expect("start all", "", 20)
time.sleep(20)
def stop_stream_pktgen(self, vm):
vm.send_expect("stop all", "", 20)
time.sleep(5)
vm.send_expect("quit", "#", 20)
def test_2vf_d2d_pktgen_stream(self):
self.vm0_ports = self.vm0_dut.get_ports('any')
self.vm0_pmd = PmdOutput(self.vm0_dut)
self.vm0_pmd.start_testpmd('all')
self.vm0_pmd.execute_cmd('set fwd rxonly')
self.vm0_pmd.execute_cmd('start')
self.vm1_ports = self.vm1_dut.get_ports('any')
self.prepare_pktgen(self.vm1_dut)
dst = {}
dst['server'] = self.vm0_dut
dst['ether'] = self.vm0_dut.ports_info[self.vm0_ports[0]]['mac']
src = {}
src['server'] = self.vm1_dut
src['ether'] = self.vm1_dut.ports_info[self.vm1_ports[0]]['mac']
load = {}
load['content'] = "'X'*46"
self.generate_pcap_pkt(dst, src, load)
self.send_stream_pktgen(self.vm1_dut)
recv_num = self.vm0_pmd.get_pmd_stats(0)['RX-packets']
time.sleep(1)
self.stop_stream_pktgen(self.vm1_dut)
self.vm0_pmd.execute_cmd('stop')
self.vm0_pmd.execute_cmd('quit', '# ')
self.verify(recv_num is SEND_PACKET,
'Rx port recv error: %d' % recv_num)
def test_2vf_d2k_pktgen_stream(self):
self.vm0_dut.restore_interfaces()
self.vm0_ports = self.vm0_dut.get_ports('any')
vf0_intf = self.vm0_dut.ports_info[self.vm0_ports[0]]['intf']
self.vm1_ports = self.vm1_dut.get_ports('any')
self.prepare_pktgen(self.vm1_dut)
dst = {}
dst['server'] = self.vm0_dut
dst['ether'] = self.vm0_dut.ports_info[self.vm0_ports[0]]['mac']
src = {}
src['server'] = self.vm1_dut
src['ether'] = self.vm1_dut.ports_info[self.vm1_ports[0]]['mac']
load = {}
load['content'] = "'X'*46"
self.generate_pcap_pkt(dst, src, load)
self.vm0_dut.send_expect(
'tcpdump -i %s -s 1000 "ether src %s and ether dst %s"' %
(vf0_intf, src['ether'], dst['ether']), 'tcpdump', 30)
self.send_stream_pktgen(self.vm1_dut)
self.stop_stream_pktgen(self.vm1_dut)
recv_tcpdump = self.vm0_dut.send_expect('^C', '#', 30)
time.sleep(5)
recv_pattern = re.compile("(\d+) packets captured")
recv_info = recv_pattern.search(recv_tcpdump)
recv_str = recv_info.group(0).split(' ')[0]
recv_number = int(recv_str, 10)
self.vm0_dut.bind_interfaces_linux(self.drivername)
self.verify(recv_number is SEND_PACKET,
'Rx port recv error: %d' % recv_number)
def test_2vf_k2d_scapy_stream(self):
self.vm0_ports = self.vm0_dut.get_ports('any')
self.vm0_pmd = PmdOutput(self.vm0_dut)
self.vm0_pmd.start_testpmd('all')
self.vm1_ports = self.vm1_dut.get_ports('any')
self.vm1_dut.restore_interfaces()
vf1_intf = self.vm1_dut.ports_info[self.vm1_ports[0]]['intf']
dst_mac = self.vm0_dut.ports_info[self.vm0_ports[0]]['mac']
src_mac = self.vm1_dut.ports_info[self.vm1_ports[0]]['mac']
pkt_content = 'Ether(dst="%s", src="%s")/IP()/Raw(load="X"*46)' % \
(dst_mac, src_mac)
self.vm1_dut.send_expect('scapy', '>>> ', 10)
self.vm0_pmd.execute_cmd('set promisc all off')
self.vm0_pmd.execute_cmd('set fwd rxonly')
self.vm0_pmd.execute_cmd('set verbose 1')
self.vm0_pmd.execute_cmd('start')
self.vm1_dut.send_expect('sendp([%s], iface="%s", count=%d)' %
(pkt_content, vf1_intf, SEND_PACKET), '>>> ', 30)
out = self.vm0_dut.get_session_output(timeout=60)
rx_packets = re.findall("src=%s - dst=%s" % (src_mac, dst_mac), out)
recv_num = len(rx_packets)
self.vm1_dut.send_expect('quit()', '# ', 10)
self.vm1_dut.bind_interfaces_linux(self.drivername)
self.vm0_pmd.execute_cmd('stop')
self.vm0_pmd.execute_cmd('quit', '# ')
self.verify(recv_num is SEND_PACKET,
'Rx port recv error: %d' % recv_num)
def tear_down(self):
self.clear_vf_to_vf_env()
def tear_down_all(self):
pass
class TestVfPortStartStop(TestCase):
supported_vf_driver = ['pci-stub', 'vfio-pci']
def set_up_all(self):
self.dut_ports = self.dut.get_ports(self.nic)
self.verify(len(self.dut_ports) >= 1, "Insufficient ports")
self.vm0 = None
self.filename = "/tmp/vf.pcap"
# set vf assign method and vf driver
self.vf_driver = self.get_suite_cfg()['vf_driver']
if self.vf_driver is None:
self.vf_driver = 'pci-stub'
self.verify(self.vf_driver in self.supported_vf_driver, "Unspported vf driver")
if self.vf_driver == 'pci-stub':
self.vf_assign_method = 'pci-assign'
else:
self.vf_assign_method = 'vfio-pci'
self.dut.send_expect('modprobe vfio-pci', '#')
def set_up(self):
self.setup_1pf_2vf_1vm_env_flag = 0
def pktgen_prerequisites(self):
"""
igb_uio.ko should be put in ~ before you using pktgen
"""
out = self.tester.send_expect("ls", "#")
self.verify("igb_uio.ko" in out, "No file igb_uio.ko, please add it in ~")
self.tester.send_expect("modprobe uio", "#", 70)
out = self.tester.send_expect("lsmod | grep igb_uio", "#")
if "igb_uio" in out:
self.tester.send_expect("rmmod -f igb_uio", "#", 70)
self.tester.send_expect("insmod ~/igb_uio.ko", "#", 60)
out = self.tester.send_expect("lsmod | grep igb_uio", "#")
assert ("igb_uio" in out), "Failed to insmod igb_uio"
total_huge_pages = self.tester.get_total_huge_pages()
if total_huge_pages == 0:
self.tester.mount_huge_pages()
self.tester.set_huge_pages(2048)
def pktgen_kill(self):
"""
Kill all pktgen on tester.
"""
pids = []
pid_reg = r'p(\d+)'
out = self.tester.alt_session.send_expect("lsof -Fp /var/run/.pg_config", "#", 20)
if len(out):
lines = out.split('\r\n')
for line in lines:
m = re.match(pid_reg, line)
if m:
pids.append(m.group(1))
for pid in pids:
self.tester.alt_session.send_expect('kill -9 %s' % pid, '# ', 20)
def send_and_verify(self, dst_mac, testpmd):
"""
Generates packets by pktgen
"""
self.testpmd_reset_status(testpmd)
self.pktgen_prerequisites()
# bind ports
self.tester_tx_port = self.tester.get_local_port(self.dut_ports[0])
self.tester_tx_pci = self.tester.ports_info[self.tester_tx_port]['pci']
port = self.tester.ports_info[self.tester_tx_port]['port']
self.tester_port_driver = port.get_nic_driver()
self.tester.send_expect("./dpdk-devbind.py --bind=igb_uio %s" % self.tester_tx_pci, "#")
src_mac = self.tester.get_mac(self.tester_tx_port)
if src_mac == 'N/A':
src_mac = "02:00:00:00:01"
self.create_pcap_file(self.filename, dst_mac, src_mac)
self.tester.send_expect("./pktgen -c 0x1f -n 2 --proc-type auto --socket-mem 128,128 --file-prefix pg -- -P -T -m '1.0' -s 0:%s" % self.filename, "Pktgen >", 100)
time.sleep(1)
self.tester.send_expect("start all", "Pktgen>")
time.sleep(1)
self.check_port_start_stop(testpmd)
# quit pktgen
self.tester.send_expect("stop all", "Pktgen>")
self.tester.send_expect("quit", "# ")
def create_pcap_file(self, filename, dst_mac, src_mac):
"""
Generates a valid PCAP file with the given configuration.
"""
def_pkts = {'IP/UDP': Ether(dst="%s" % dst_mac, src="%s" % src_mac)/IP(src="127.0.0.2")/UDP()/("X"*46),
'IP/TCP': Ether(dst="%s" % dst_mac, src="%s" % src_mac)/IP(src="127.0.0.2")/TCP()/("X"*46),
'IP/SCTP': Ether(dst="%s" % dst_mac, src="%s" % src_mac)/IP(src="127.0.0.2")/SCTP()/("X"*48),
'IPv6/UDP': Ether(dst="%s" % dst_mac, src="%s" % src_mac)/IPv6(src="::2")/UDP()/("X"*46),
'IPv6/TCP': Ether(dst="%s" % dst_mac, src="%s" % src_mac)/IPv6(src="::2")/TCP()/("X"*46),}
pkts = []
for key in def_pkts.keys():
pkts.append(def_pkts[key])
wrpcap(filename, pkts)
def testpmd_reset_status(self, testpmd):
"""
Reset testpmd :stop forword & stop port
"""
testpmd.execute_cmd('stop')
testpmd.execute_cmd('port stop all')
testpmd.execute_cmd('clear port stats all')
def check_port_start_stop(self, testpmd, times=10):
"""
VF port start/stop several times , check if it work well.
"""
for i in range(times):
out = testpmd.execute_cmd('port start all')
self.verify("Checking link statuses" in out, "ERROR: port start all")
testpmd.execute_cmd('start')
time.sleep(.5)
testpmd.execute_cmd('stop')
out = testpmd.execute_cmd('port stop all')
self.verify("Checking link statuses" in out, "ERROR: port stop all")
port_id_0 = 0
port_id_1 = 1
vf0_stats = self.vm0_testpmd.get_pmd_stats(port_id_0)
vf1_stats = self.vm0_testpmd.get_pmd_stats(port_id_1)
vf0_rx_cnt = vf0_stats['RX-packets']
self.verify(vf0_rx_cnt != 0, "no packet was received by vm0_VF0")
vf0_rx_err = vf0_stats['RX-errors']
self.verify(vf0_rx_err == 0, "vm0_VF0 rx-errors")
vf1_tx_cnt = vf1_stats['TX-packets']
self.verify(vf1_tx_cnt != 0, "no packet was transmitted by vm0_VF1")
vf1_tx_err = vf1_stats['TX-errors']
self.verify(vf1_tx_err == 0, "vm0_VF0 tx-errors")
def setup_1pf_2vf_1vm_env(self, driver='default'):
self.used_dut_port = self.dut_ports[0]
self.dut.generate_sriov_vfs_by_port(self.used_dut_port, 2, driver=driver)
self.sriov_vfs_port = self.dut.ports_info[self.used_dut_port]['vfs_port']
try:
for port in self.sriov_vfs_port:
port.bind_driver(self.vf_driver)
time.sleep(1)
vf0_prop = {'opt_host': self.sriov_vfs_port[0].pci}
vf1_prop = {'opt_host': self.sriov_vfs_port[1].pci}
if driver == 'igb_uio':
# start testpmd without the two VFs on the host
self.host_testpmd = PmdOutput(self.dut)
eal_param = '-b %(vf0)s -b %(vf1)s' % {'vf0': self.sriov_vfs_port[0].pci,
'vf1': self.sriov_vfs_port[1].pci}
self.host_testpmd.start_testpmd("1S/2C/2T", eal_param=eal_param)
# set up VM0 ENV
self.vm0 = QEMUKvm(self.dut, 'vm0', 'vf_port_start_stop')
self.vm0.set_vm_device(driver=self.vf_assign_method, **vf0_prop)
self.vm0.set_vm_device(driver=self.vf_assign_method, **vf1_prop)
self.vm_dut_0 = self.vm0.start()
if self.vm_dut_0 is None:
raise Exception("Set up VM0 ENV failed!")
self.setup_1pf_2vf_1vm_env_flag = 1
except Exception as e:
self.destroy_1pf_2vf_1vm_env()
raise Exception(e)
def destroy_1pf_2vf_1vm_env(self):
if getattr(self, 'vm0', None):
#destroy testpmd in vm0
if getattr(self, 'vm0_testpmd', None):
self.vm0_testpmd.execute_cmd('stop')
self.vm0_testpmd.execute_cmd('quit', '# ')
self.vm0_testpmd = None
self.vm0_dut_ports = None
#destroy vm0
self.vm0.stop()
self.vm0 = None
if getattr(self, 'host_testpmd', None):
self.host_testpmd.execute_cmd('quit', '# ')
self.host_testpmd = None
if getattr(self, 'used_dut_port', None) != None:
self.dut.destroy_sriov_vfs_by_port(self.used_dut_port)
port = self.dut.ports_info[self.used_dut_port]['port']
port.bind_driver()
self.used_dut_port = None
for port_id in self.dut_ports:
port = self.dut.ports_info[port_id]['port']
port.bind_driver()
self.setup_1pf_2vf_1vm_env_flag = 0
def test_start_stop_with_kernel_1pf_2vf_1vm(self):
self.setup_1pf_2vf_1vm_env(driver='')
self.vm0_dut_ports = self.vm_dut_0.get_ports('any')
self.vm0_testpmd = PmdOutput(self.vm_dut_0)
self.vm0_testpmd.start_testpmd(VM_CORES_MASK)
self.vm0_testpmd.execute_cmd('set fwd mac')
time.sleep(2)
dst_mac = self.vm0_testpmd.get_port_mac(self.vm0_dut_ports[0])
self.send_and_verify(dst_mac, self.vm0_testpmd)
def tear_down(self):
if self.setup_1pf_2vf_1vm_env_flag == 1:
self.destroy_1pf_2vf_1vm_env()
def tear_down_all(self):
self.pktgen_kill()
if getattr(self, 'tester_port_driver', None) and \
getattr(self, 'tester_tx_pci', None):
self.tester.send_expect("./dpdk_nic_bind.py --bind=%s %s" \
%(self.tester_port_driver, self.tester_tx_pci), "#")
if getattr(self, 'vm0', None):
self.vm0.stop()
self.dut.virt_exit()
for port_id in self.dut_ports:
self.dut.destroy_sriov_vfs_by_port(port_id)
class TestVfInterruptPmd(TestCase):
def set_up_all(self):
"""
Run at the start of each test suite.
"""
self.dut_ports = self.dut.get_ports(self.nic)
self.verify(len(self.dut_ports) >= 2, "Insufficient ports")
cores = self.dut.get_core_list("1S/4C/1T")
self.coremask = utils.create_mask(cores)
self.portmask = utils.create_mask(self.dut_ports)
self.path = "./examples/l3fwd-power/build/l3fwd-power"
testport_0 = self.tester.get_local_port(self.dut_ports[0])
self.rx_intf_0 = self.tester.get_interface(testport_0)
testport_1 = self.tester.get_local_port(self.dut_ports[1])
self.rx_intf_1 = self.tester.get_interface(testport_1)
self.mac_port_0 = self.dut.get_mac_address(self.dut_ports[0])
self.mac_port_1 = self.dut.get_mac_address(self.dut_ports[1])
self.dut.virt_exit()
def build_app(self, use_dut):
# build sample app
out = use_dut.build_dpdk_apps("./examples/l3fwd-power")
self.verify("Error" not in out, "compilation error 1")
self.verify("No such file" not in out, "compilation error 2")
def set_up(self):
"""
Run before each test case.
"""
pass
def generate_sriov_vfport(self, use_driver):
"""
generate sriov vfs by port
"""
self.used_dut_port_0 = self.dut_ports[0]
self.used_dut_port_1 = self.dut_ports[1]
self.dut.generate_sriov_vfs_by_port(self.used_dut_port_0,
1,
driver=use_driver)
self.sriov_vfs_port_0 = self.dut.ports_info[
self.used_dut_port_0]['vfs_port']
self.dut.generate_sriov_vfs_by_port(self.used_dut_port_1,
1,
driver=use_driver)
self.sriov_vfs_port_1 = self.dut.ports_info[
self.used_dut_port_1]['vfs_port']
def bind_vfs(self, driver):
"""
bind vfs to driver
"""
for port in self.sriov_vfs_port_0:
port.bind_driver(driver)
time.sleep(1)
for port in self.sriov_vfs_port_1:
port.bind_driver(driver)
time.sleep(1)
def setup_vm_env(self):
"""
Start One VM with one virtio device
"""
self.dut_testpmd = PmdOutput(self.dut)
self.dut_testpmd.start_testpmd(
"Default", "--rxq=4 --txq=4 --port-topology=chained")
self.dut_testpmd.execute_cmd("start")
vf0_prop_1 = {'opt_host': self.sriov_vfs_port_0[0].pci}
vf0_prop_2 = {'opt_host': self.sriov_vfs_port_1[0].pci}
self.vm0 = QEMUKvm(self.dut, 'vm0', 'vf_interrupt_pmd')
self.vm0.set_vm_device(driver='pci-assign', **vf0_prop_1)
self.vm0.set_vm_device(driver='pci-assign', **vf0_prop_2)
try:
self.vm0_dut = self.vm0.start()
if self.vm0_dut is None:
raise Exception("Set up VM ENV failed")
else:
self.verify(self.vm0_dut.ports_info[0]['intf'] != 'N/A',
"Not interface")
except Exception as e:
self.destroy_vm_env()
self.logger.error("Failure for %s" % str(e))
self.vm0_vf0_mac = self.vm0_dut.get_mac_address(0)
self.vm0_vf1_mac = self.vm0_dut.get_mac_address(1)
self.vm0_dut.send_expect("systemctl stop NetworkManager", "# ", 60)
def destroy_vm_env(self):
"""
destroy vm environment
"""
if getattr(self, 'vm0', None):
self.vm0_dut.kill_all()
self.vm0_dut_ports = None
# destroy vm0
self.vm0.stop()
self.vm0 = None
if getattr(self, 'used_dut_port_0', None) != None:
self.dut.destroy_sriov_vfs_by_port(self.used_dut_port_0)
self.used_dut_port_0 = None
if getattr(self, 'used_dut_port_1', None) != None:
self.dut.destroy_sriov_vfs_by_port(self.used_dut_port_1)
self.used_dut_port_1 = None
self.env_done = False
def change_port_conf(self, use_dut, lsc_enable=True, rxq_enable=True):
"""
change interrupt enable
"""
sed_cmd_fmt = "/intr_conf.*=.*{/,/\}\,$/c\ .intr_conf = {\\n\\t\\t.lsc = %d,\\n\\t\\t.rxq = %d,\\n\\t},"
lsc = 1
rxq = 1
if lsc_enable:
lsc = 0
if rxq_enable:
rxq = 1
sed_cmd_str = sed_cmd_fmt % (lsc, rxq)
out = use_dut.send_expect(
"sed -i '%s' examples/l3fwd-power/main.c" % sed_cmd_str, "# ", 60)
def scapy_send_packet(self, mac, testinterface, queuenum=1):
"""
Send a packet to port
"""
if queuenum == 1:
self.tester.scapy_append(
'sendp([Ether(dst="%s")/IP()/UDP()/Raw(\'X\'*18)], iface="%s")'
% (mac, testinterface))
elif queuenum == 2:
for dst in range(16):
self.tester.scapy_append(
'sendp([Ether(dst="%s")/IP(dst="127.0.0.%d")/UDP()/Raw(\'X\'*18)], iface="%s")'
% (mac, dst, testinterface))
else:
for dst in range(256):
self.tester.scapy_append(
'sendp([Ether(dst="%s")/IP(dst="127.0.0.%d")/UDP()/Raw(\'X\'*18)], iface="%s")'
% (mac, dst, testinterface))
self.tester.scapy_execute()
def test_vf_VM_uio(self):
"""
verify VF interrupt pmd in VM with uio
"""
self.verify(self.drivername in ['igb_uio'], "NOT Support")
self.generate_sriov_vfport('igb_uio')
self.bind_vfs('pci-stub')
self.setup_vm_env()
self.change_port_conf(self.vm0_dut, lsc_enable=True, rxq_enable=False)
self.build_app(self.vm0_dut)
cmd = self.path + \
" -c f -n %d -- -p 0x3 -P --config='(0,0,1),(1,0,2)'" % (
self.vm0_dut.get_memory_channels())
self.vm0_dut.send_expect(cmd, "L3FWD_POWER", 60)
self.scapy_send_packet(self.vm0_vf0_mac, self.rx_intf_0)
self.scapy_send_packet(self.vm0_vf1_mac, self.rx_intf_1)
out = self.vm0_dut.get_session_output(timeout=30)
self.destroy_vm_env()
self.dut.send_expect("quit", "# ", 60)
self.verify("lcore 1 is waked up from rx interrupt on port 0" in out,
"lcore 1 not waked up")
self.verify("lcore 1 sleeps until interrupt triggers" in out,
"lcore 1 not sleeps")
self.verify("lcore 2 is waked up from rx interrupt on port 1" in out,
"lcore 2 not waked up")
self.verify("lcore 2 sleeps until interrupt triggers" in out,
"lcore 2 not sleeps")
def test_vf_host_uio(self):
"""
verify VF interrupt pmd in Host with uio
"""
self.verify(self.drivername in ['igb_uio'], "NOT Support")
self.dut.restore_interfaces()
self.generate_sriov_vfport('ixgbe')
self.bind_vfs('igb_uio')
self.change_port_conf(self.dut, lsc_enable=True, rxq_enable=False)
self.build_app(self.dut)
cmd = self.path + " -c %s -n %d -- -p %s -P --config='(0,0,1),(1,0,2)'" % (
self.coremask, self.dut.get_memory_channels(), self.portmask)
self.dut.send_expect(cmd, "L3FWD_POWER", 60)
self.scapy_send_packet(self.mac_port_0, self.rx_intf_0)
self.scapy_send_packet(self.mac_port_1, self.rx_intf_1)
out = self.dut.get_session_output(timeout=60)
self.dut.send_expect("^C", "# ", 60)
self.verify("lcore 1 is waked up from rx interrupt on port 0" in out,
"lcore 1 not waked up")
self.verify("lcore 1 sleeps until interrupt triggers" in out,
"lcore 1 not sleeps")
self.verify("lcore 2 is waked up from rx interrupt on port 1" in out,
"lcore 2 not waked up")
self.verify("lcore 2 sleeps until interrupt triggers" in out,
"lcore 2 not sleeps")
def test_vf_host_vfio(self):
"""
verify VF interrupt pmd in Host with vfio
"""
self.verify(self.drivername in ['vfio-pci'], "NOT Support")
self.dut.restore_interfaces()
self.generate_sriov_vfport('ixgbe')
self.bind_vfs('vfio-pci')
self.change_port_conf(self.dut, lsc_enable=True, rxq_enable=False)
self.build_app(self.dut)
cmd = self.path + " -c %s -n %d -- -p %s -P --config='(0,0,1),(0,1,2)(1,0,3),(1,1,4)'" % (
self.coremask, self.dut.get_memory_channels(), self.portmask)
self.dut.send_expect(cmd, "L3FWD_POWER", 60)
self.scapy_send_packet(self.mac_port_0, self.rx_intf_0, 2)
self.scapy_send_packet(self.mac_port_1, self.rx_intf_1, 2)
out = self.dut.get_session_output(timeout=60)
self.dut.send_expect("^C", "# ", 60)
print out
self.verify("lcore 1 is waked up from rx interrupt on port 0" in out,
"lcore 1 not waked up")
self.verify("lcore 1 sleeps until interrupt triggers" in out,
"lcore 1 not sleeps")
self.verify("lcore 2 is waked up from rx interrupt on port 0" in out,
"lcore 2 not waked up")
self.verify("lcore 2 sleeps until interrupt triggers" in out,
"lcore 2 not sleeps")
self.verify("lcore 3 is waked up from rx interrupt on port 1" in out,
"lcore 2 not waked up")
self.verify("lcore 3 sleeps until interrupt triggers" in out,
"lcore 2 not sleeps")
self.verify("lcore 4 is waked up from rx interrupt on port 1" in out,
"lcore 2 not waked up")
self.verify("lcore 4 sleeps until interrupt triggers" in out,
"lcore 2 not sleeps")
def tear_down(self):
"""
Run after each test case.
"""
self.dut.virt_exit()
self.dut.kill_all()
time.sleep(2)
def tear_down_all(self):
"""
Run after each test suite.
"""
pass
