[dts] [PATCH] Fix checksum_checking failed issue
Liu, Yong
yong.liu at intel.com
Fri Sep 18 14:42:42 CEST 2015
Thanks. Applied.
> -----Original Message-----
> From: dts [mailto:dts-bounces at dpdk.org] On Behalf Of changru
> Sent: Thursday, September 17, 2015 5:07 PM
> To: dts at dpdk.org
> Subject: [dts] [PATCH] Fix checksum_checking failed issue
>
> In UDP packet, if the chksum is equal to 0, it means the receiver don't
> need to check.
> But, we want to send a packet with an error checksum.
> On the other hand, on 1G NICs, the packet received has the same length
> with the packet sent.
>
> Signed-off-by: changru <changrux.fan at intel.com>
> ---
> tests/TestSuite_pmd.py | 10 +++++++---
> 1 file changed, 7 insertions(+), 3 deletions(-)
>
> diff --git a/tests/TestSuite_pmd.py b/tests/TestSuite_pmd.py
> index afb2450..525ed02 100644
> --- a/tests/TestSuite_pmd.py
> +++ b/tests/TestSuite_pmd.py
> @@ -375,7 +375,7 @@ class TestPmd(TestCase,IxiaPacketGenerator):
>
> checksum = ''
> if checksum_test:
> - checksum = 'chksum=0x0'
> + checksum = 'chksum=0x1'
>
> self.tester.scapy_foreground()
> self.tester.scapy_append('nutmac="%s"' % mac)
> @@ -402,8 +402,12 @@ class TestPmd(TestCase,IxiaPacketGenerator):
> "packet pass assert error, %d RX packets, %d TX
> packets" % (p1rx_pkts, p0tx_pkts))
>
> if checksum_test:
> - self.verify(p1rx_bytes == frame_size - 4,
> - "packet pass assert error, expected %d RX bytes,
> actual %d" % (frame_size - 4, p1rx_bytes))
> + if self.nic in ["powerville", "springville", "kawela_4"]:
> + self.verify(p1rx_bytes == frame_size,
> + "packet pass assert error, expected %d RX
> bytes, actual %d" % (frame_size, p1rx_bytes))
> + else:
> + self.verify(p1rx_bytes == frame_size - 4,
> + "packet pass assert error, expected %d RX
> bytes, actual %d" % (frame_size - 4, p1rx_bytes))
> else:
> self.verify(p1rx_bytes == frame_size,
> "packet pass assert error, expected %d RX bytes,
> actual %d" % (frame_size, p1rx_bytes))
> --
> 2.1.0
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