From: Peng Yuan <yuan.peng@intel.com>
To: dts@dpdk.org
Cc: Peng Yuan <yuan.peng@intel.com>
Subject: [dts] [PATCH v3] tests: add test_rx_checksum_valid_flags
Date: Thu, 23 Feb 2017 17:08:52 -0500 [thread overview]
Message-ID: <1487887732-129018-1-git-send-email-yuan.peng@intel.com> (raw)
In-Reply-To: <y>
Signed-off-by: Peng Yuan <yuan.peng@intel.com>
diff --git a/tests/TestSuite_checksum_offload.py b/tests/TestSuite_checksum_offload.py
index 7989c14..9b9015d 100644
--- a/tests/TestSuite_checksum_offload.py
+++ b/tests/TestSuite_checksum_offload.py
@@ -44,6 +44,7 @@ import utils
from test_case import TestCase
from pmd_output import PmdOutput
+
class TestChecksumOffload(TestCase):
def set_up_all(self):
@@ -81,6 +82,70 @@ class TestChecksumOffload(TestCase):
self.dut.send_expect("csum set tcp sw %d" % port, "testpmd>")
self.dut.send_expect("csum set sctp sw %d" % port, "testpmd>")
+ def get_chksum_values(self, packets_expected):
+ """
+ Validate the checksum flags.
+ """
+ checksum_pattern = re.compile("chksum.*=.*(0x[0-9a-z]+)")
+
+ chksum = 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
+
+ self.tester.send_expect("exit()", "#")
+
+ return chksum
+
+ def checksum_valid_flags(self, packets_sent, flag):
+ """
+ Sends packets and check the checksum valid-flags.
+ """
+ self.tester.scapy_foreground()
+ self.dut.send_expect("start", "testpmd>")
+ mac = self.dut.get_mac_address(self.dut_ports[0])
+ tx_interface = self.tester.get_interface(self.tester.get_local_port(self.dut_ports[0]))
+ 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.dut.get_session_output(timeout=1)
+ lines = out.split("\r\n")
+
+ # collect the checksum result
+ for line in lines:
+ line = line.strip()
+ if len(line) != 0 and line.startswith("rx"):
+ # IPv6 don't be checksum, so always show "GOOD"
+ if packet_type.startswith("IPv6"):
+ if "PKT_RX_L4_CKSUM" not in line:
+ self.verify(0, "There is no checksum flags appeared!")
+ else:
+ if (flag == 1):
+ self.verify("PKT_RX_L4_CKSUM_GOOD" in line, "Packet Rx L4 checksum valid-flags error!")
+ elif (flag == 0):
+ self.verify("PKT_RX_L4_CKSUM_BAD" in line, "Packet Rx L4 checksum valid-flags error!")
+ else:
+ if "PKT_RX_L4_CKSUM" not in line:
+ self.verify(0, "There is no L4 checksum flags appeared!")
+ elif "PKT_RX_IP_CKSUM" not in line:
+ self.verify(0, "There is no IP checksum flags appeared!")
+ else:
+ if (flag == 1):
+ self.verify("PKT_RX_L4_CKSUM_GOOD" in line, "Packet Rx L4 checksum valid-flags error!")
+ self.verify("PKT_RX_IP_CKSUM_GOOD" in line, "Packet Rx IP checksum valid-flags error!")
+ elif (flag == 0):
+ self.verify("PKT_RX_L4_CKSUM_BAD" in line, "Packet Rx L4 checksum valid-flags error!")
+ self.verify("PKT_RX_IP_CKSUM_BAD" in line, "Packet Rx IP checksum valid-flags error!")
+
+ self.dut.send_expect("stop", "testpmd>")
+
def checksum_validate(self, packets_sent, packets_expected):
"""
Validate the checksum.
@@ -123,16 +188,16 @@ class TestChecksumOffload(TestCase):
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(';')
+ ip_checksum, tcp_checksum, udp_checksum, sctp_checksum = packet_received.split(';')
packet_type = ''
l4_checksum = ''
if tcp_checksum != '??':
packet_type = 'TCP'
l4_checksum = tcp_checksum
- elif udp_checksup != '??':
+ elif udp_checksum != '??':
packet_type = 'UDP'
- l4_checksum = udp_checksup
+ l4_checksum = udp_checksum
elif sctp_checksum != '??':
packet_type = 'SCTP'
l4_checksum = sctp_checksum
@@ -157,16 +222,16 @@ class TestChecksumOffload(TestCase):
mac = self.dut.get_mac_address(self.dut_ports[0])
pktsChkErr = {'IP/UDP': 'Ether(dst="%s", src="52:00:00:00:00:00")/Dot1Q(vlan=1)/IP(chksum=0x0)/UDP(chksum=0xf)/("X"*46)' % mac,
- 'IP/TCP': 'Ether(dst="%s", src="52:00:00:00:00:00")/Dot1Q(vlan=1)/IP(chksum=0x0)/TCP(chksum=0xf)/("X"*46)' % mac,
- 'IP/SCTP': 'Ether(dst="%s", src="52:00:00:00:00:00")/Dot1Q(vlan=1)/IP(chksum=0x0)/SCTP(chksum=0xf)/("X"*48)' % mac,
- 'IPv6/UDP': 'Ether(dst="%s", src="52:00:00:00:00:00")/Dot1Q(vlan=1)/IPv6(src="::1")/UDP(chksum=0xf)/("X"*46)' % mac,
- 'IPv6/TCP': 'Ether(dst="%s", src="52:00:00:00:00:00")/Dot1Q(vlan=1)/IPv6(src="::1")/TCP(chksum=0xf)/("X"*46)' % mac}
+ 'IP/TCP': 'Ether(dst="%s", src="52:00:00:00:00:00")/Dot1Q(vlan=1)/IP(chksum=0x0)/TCP(chksum=0xf)/("X"*46)' % mac,
+ 'IP/SCTP': 'Ether(dst="%s", src="52:00:00:00:00:00")/Dot1Q(vlan=1)/IP(chksum=0x0)/SCTP(chksum=0xf)/("X"*48)' % mac,
+ 'IPv6/UDP': 'Ether(dst="%s", src="52:00:00:00:00:00")/Dot1Q(vlan=1)/IPv6(src="::1")/UDP(chksum=0xf)/("X"*46)' % mac,
+ 'IPv6/TCP': 'Ether(dst="%s", src="52:00:00:00:00:00")/Dot1Q(vlan=1)/IPv6(src="::1")/TCP(chksum=0xf)/("X"*46)' % mac}
pkts = {'IP/UDP': 'Ether(dst="02:00:00:00:00:00", src="%s")/Dot1Q(vlan=1)/IP(src="127.0.0.1")/UDP()/("X"*46)' % mac,
- 'IP/TCP': 'Ether(dst="02:00:00:00:00:00", src="%s")/Dot1Q(vlan=1)/IP(src="127.0.0.1")/TCP()/("X"*46)' % mac,
- 'IP/SCTP': 'Ether(dst="02:00:00:00:00:00", src="%s")/Dot1Q(vlan=1)/IP(src="127.0.0.1")/SCTP()/("X"*48)' % mac,
- 'IPv6/UDP': 'Ether(dst="02:00:00:00:00:00", src="%s")/Dot1Q(vlan=1)/IPv6(src="::1")/UDP()/("X"*46)' % mac,
- 'IPv6/TCP': 'Ether(dst="02:00:00:00:00:00", src="%s")/Dot1Q(vlan=1)/IPv6(src="::1")/TCP()/("X"*46)' % mac}
+ 'IP/TCP': 'Ether(dst="02:00:00:00:00:00", src="%s")/Dot1Q(vlan=1)/IP(src="127.0.0.1")/TCP()/("X"*46)' % mac,
+ 'IP/SCTP': 'Ether(dst="02:00:00:00:00:00", src="%s")/Dot1Q(vlan=1)/IP(src="127.0.0.1")/SCTP()/("X"*48)' % mac,
+ 'IPv6/UDP': 'Ether(dst="02:00:00:00:00:00", src="%s")/Dot1Q(vlan=1)/IPv6(src="::1")/UDP()/("X"*46)' % mac,
+ 'IPv6/TCP': 'Ether(dst="02:00:00:00:00:00", src="%s")/Dot1Q(vlan=1)/IPv6(src="::1")/TCP()/("X"*46)' % mac}
if self.kdriver == "fm10k":
del pktsChkErr['IP/SCTP']
@@ -177,7 +242,50 @@ class TestChecksumOffload(TestCase):
result = self.checksum_validate(pktsChkErr, pkts)
self.dut.send_expect("stop", "testpmd>")
self.verify(len(result) == 0, string.join(result.values(), ","))
-
+
+ def test_rx_checksum_valid_flags(self):
+ """
+ Insert right and wrong IPv4/IPv6 UDP/TCP/SCTP checksum on the
+ transmit packet.Enable Checksum offload.
+ Verify the checksum valid-flags.
+ """
+ mac = self.dut.get_mac_address(self.dut_ports[0])
+
+ pkts_ref = {'IP/UDP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IP()/UDP()/("X"*46)' % mac,
+ 'IP/TCP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IP(src="10.0.0.1")/TCP()/("X"*46)' % mac,
+ 'IP/SCTP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IP(src="10.0.0.1")/SCTP()/("X"*48)' % mac,
+ 'IPv6/UDP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IPv6(src="::1")/UDP()/("X"*46)' % mac,
+ 'IPv6/TCP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IPv6(src="::1")/TCP()/("X"*46)' % mac}
+
+ result = dict()
+ if self.kdriver == "fm10k":
+ del pkts['IP/SCTP']
+ del pkts_ref['IP/SCTP']
+
+ self.checksum_enablehw(self.dut_ports[0])
+
+ # get the packet checksum value
+ result = self.get_chksum_values(pkts_ref)
+
+ # set the expected checksum values same with the actual values
+ pkts_good = {'IP/UDP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IP(chksum=int(%s))/UDP(chksum=int(%s))/("X"*46)' % (mac, result['IP/UDP'][0], result['IP/UDP'][1]),
+ 'IP/TCP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IP(src="10.0.0.1",chksum=int(%s))/TCP(chksum=int(%s))/("X"*46)' % (mac, result['IP/TCP'][0], result['IP/TCP'][1]),
+ 'IP/SCTP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IP(src="10.0.0.1",chksum=int(%s))/SCTP(chksum=int(%s))/("X"*48)' % (mac, result['IP/SCTP'][0], result['IP/SCTP'][1]),
+ 'IPv6/UDP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IPv6(src="::1")/UDP(chksum=int(%s))/("X"*46)' % (mac, result['IPv6/UDP'][0]),
+ 'IPv6/TCP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IPv6(src="::1")/TCP(chksum=int(%s))/("X"*46)' % (mac, result['IPv6/TCP'][0])}
+
+ # set the expected checksum values different from the actual values
+ pkts_bad = {'IP/UDP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IP(chksum=0x0)/UDP(chksum=0xf)/("X"*46)' % mac,
+ 'IP/TCP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IP(src="10.0.0.1",chksum=0x0)/TCP(chksum=0xf)/("X"*46)' % mac,
+ 'IP/SCTP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IP(src="10.0.0.1",chksum=0x0)/SCTP(chksum=0xf)/("X"*48)' % mac,
+ 'IPv6/UDP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IPv6(src="::1")/UDP(chksum=0xf)/("X"*46)' % mac,
+ 'IPv6/TCP': 'Ether(dst="%s", src="52:00:00:00:00:00")/IPv6(src="::1")/TCP(chksum=0xf)/("X"*46)' % mac}
+
+ # send the packet checksum value same with the expected value
+ self.checksum_valid_flags(pkts_good, 1)
+ # send the packet checksum value different from the expected value
+ self.checksum_valid_flags(pkts_bad, 0)
+
def test_checksum_offload_enable(self):
"""
Insert IPv4/IPv6 UDP/TCP/SCTP checksum on the transmit packet.
--
2.5.0
next reply other threads:[~2017-02-23 8:27 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-23 22:08 Peng Yuan [this message]
2017-02-23 8:43 ` Liu, Yong
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