[ovs-dev] [PATCH v2 2/2] tests: Add test for self-modifying learn action.

Ben Pfaff blp at nicira.com
Mon Feb 11 21:29:22 UTC 2013


Thank you for the reviews.  I pushed these two patches to master.

On Mon, Feb 04, 2013 at 01:12:25PM -0800, Ethan Jackson wrote:
> Acked-by: Ethan Jackson <ethan at nicira.com>
> 
> On Thu, Jan 31, 2013 at 4:28 PM, Ben Pfaff <blp at nicira.com> wrote:
> > CC: Paul Ingram <paul at nicira.com>
> > Signed-off-by: Ben Pfaff <blp at nicira.com>
> > ---
> >  tests/learn.at |   35 +++++++++++++++++++++++++++++++++++
> >  1 files changed, 35 insertions(+), 0 deletions(-)
> >
> > diff --git a/tests/learn.at b/tests/learn.at
> > index 800dc14..8f59b63 100644
> > --- a/tests/learn.at
> > +++ b/tests/learn.at
> > @@ -252,6 +252,41 @@ NXST_FLOW reply:
> >  OVS_VSWITCHD_STOP
> >  AT_CLEANUP
> >
> > +# In this use of a learn action, the first packet in the flow creates
> > +# a new flow that changes the behavior of subsequent packets in the
> > +# flow.
> > +AT_SETUP([learning action - self-modifying flow])
> > +OVS_VSWITCHD_START
> > +ADD_OF_PORTS([br0], 1, 2, 3)
> > +
> > +# Set up flow table for TCPv4 port learning.
> > +AT_CHECK([[ovs-ofctl add-flow br0 'actions=load:3->NXM_NX_REG0[0..15],learn(table=0,priority=65535,NXM_OF_ETH_SRC[],NXM_OF_VLAN_TCI[0..11],output:NXM_NX_REG0[0..15]),output:2']])
> > +
> > +# Trace some packets arriving.  The particular packets don't matter.
> > +for i in 1 2 3 4 5 6 7 8 9 10; do
> > +    ovs-appctl netdev-dummy/receive p1 'in_port(1),eth(src=50:54:00:00:00:05,dst=50:54:00:00:00:07),eth_type(0x0800),ipv4(src=192.168.0.1,dst=192.168.0.2,proto=6,tos=0,ttl=64,frag=no),tcp(src=8,dst=9)'
> > +done
> > +
> > +# Check for the learning entry.
> > +AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0],
> > +[[ n_packets=1, n_bytes=60, actions=load:0x3->NXM_NX_REG0[0..15],learn(table=0,priority=65535,NXM_OF_ETH_SRC[],NXM_OF_VLAN_TCI[0..11],output:NXM_NX_REG0[0..15]),output:2
> > + priority=65535,vlan_tci=0x0000/0x0fff,dl_src=50:54:00:00:00:05 actions=output:3
> > +NXST_FLOW reply:
> > +]])
> > +
> > +# Check that the first packet went out port 2 and the rest out port 3.
> > +AT_CHECK(
> > +  [(ovs-ofctl dump-ports br0 2; ovs-ofctl dump-ports br0 3) | STRIP_XIDS], [0],
> > +  [OFPST_PORT reply: 1 ports
> > +  port  2: rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0
> > +           tx pkts=1, bytes=60, drop=0, errs=0, coll=0
> > +OFPST_PORT reply: 1 ports
> > +  port  3: rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0
> > +           tx pkts=9, bytes=540, drop=0, errs=0, coll=0
> > +])
> > +OVS_VSWITCHD_STOP
> > +AT_CLEANUP
> > +
> >  AT_SETUP([learning action - fin_timeout feature])
> >  # This is a totally artificial use of the "learn" action.  The only purpose
> >  # is to check that specifying fin_idle_timeout or fin_hard_timeout causes
> > --
> > 1.7.2.5
> >
> > _______________________________________________
> > dev mailing list
> > dev at openvswitch.org
> > http://openvswitch.org/mailman/listinfo/dev



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