Acked-by: Daniele Di Proietto <diproiet...@vmware.com>

On 30/07/2015 00:52, "Joe Stringer" <joestrin...@nicira.com> wrote:

>The initial sanity test only checked IPv4 without IP fragments. This patch
>adds additional tests using IPv6 and VLANs with IP fragments and expands
>the existing test to be more strict.
>
>Signed-off-by: Joe Stringer <joestrin...@nicira.com>
>CC: Daniele Di Proietto <diproiet...@vmware.com>
>---
>
>Daniele, these tests are basic sanity checks to ensure that the tree
>works correctly today in particular when we start getting things like IP
>fragments and VLANs involved. For each of these tests, I also have some
>forthcoming tests that test the same environments but with
>conntrack/firewall flows. Would you mind looking at how we can make
>these tests generic across both datapaths, just like the other tests you
>have in your conntrack branch? It might be worthwhile to start
>upstreaming those changes, too.

It doesn't appear too complicated to port these tests to the userspace
datapath (they actually do not require any change at all).
I have some patches almost ready on top of this series to do that.
I'll post them tomorrow, hoping that this gets merged

Thanks!

>---
> tests/kmod-macros.at  | 11 ++++++
> tests/kmod-traffic.at | 93
>++++++++++++++++++++++++++++++++++++++++++++++++++-
> 2 files changed, 103 insertions(+), 1 deletion(-)
>
>diff --git a/tests/kmod-macros.at b/tests/kmod-macros.at
>index 5824940..eef1263 100644
>--- a/tests/kmod-macros.at
>+++ b/tests/kmod-macros.at
>@@ -77,3 +77,14 @@ m4_define([ADD_VETH],
>       AT_CHECK([ip netns exec $2 ip link set dev $1 up])
>     ]
> )
>+
>+# ADD_VLAN([port], [namespace], [vlan-id], [ip-addr])
>+#
>+# Add a VLAN device named 'port' within 'namespace'. It will be
>configured
>+# with the ID 'vlan-id' and the address 'ip-addr'.
>+m4_define([ADD_VLAN],
>+    [ AT_CHECK([ip netns exec $2 ip link add link $1 name $1.$3 type
>vlan id $3])
>+      AT_CHECK([ip netns exec $2 ip link set dev $1.$3 up])
>+      AT_CHECK([ip netns exec $2 ip addr add dev $1.$3 $4])
>+    ]
>+)
>diff --git a/tests/kmod-traffic.at b/tests/kmod-traffic.at
>index f7783be..9df8b62 100644
>--- a/tests/kmod-traffic.at
>+++ b/tests/kmod-traffic.at
>@@ -11,6 +11,97 @@ ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
> 
> AT_CAPTURE_FILE([ping.output])
> AT_CHECK([ip netns exec at_ns0 bash -c "ping -q -c 3 -i 0.3 -w 2
>10.1.1.2 > ping.output"])
>+AT_CHECK([ip netns exec at_ns0 bash -c "ping -s 1600 -q -c 3 -i 0.3 -w 2
>10.1.1.2 >> ping.output"])
>+AT_CHECK([ip netns exec at_ns0 bash -c "ping -s 3200 -q -c 3 -i 0.3 -w 2
>10.1.1.2 >> ping.output"])
> 
>-OVS_KMOD_VSWITCHD_STOP([], DEL_NAMESPACES(at_ns0, at_ns1))
>+AT_CHECK([cat ping.output | grep "transmitted" | sed 's/time.*ms$/time
>0ms/'], [0], [dnl
>+3 packets transmitted, 3 received, 0% packet loss, time 0ms
>+3 packets transmitted, 3 received, 0% packet loss, time 0ms
>+3 packets transmitted, 3 received, 0% packet loss, time 0ms
>+])
>+
>+OVS_KMOD_VSWITCHD_STOP
>+AT_CLEANUP
>+
>+AT_SETUP([kmod - ping between two ports on vlan])
>+OVS_KMOD_VSWITCHD_START(
>+   [set-fail-mode br0 standalone -- ])
>+
>+ADD_NAMESPACES(at_ns0, at_ns1)
>+
>+ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
>+ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
>+
>+ADD_VLAN(p0, at_ns0, 100, "10.2.2.1/24")
>+ADD_VLAN(p1, at_ns1, 100, "10.2.2.2/24")
>+
>+AT_CAPTURE_FILE([ping.output])
>+AT_CHECK([ip netns exec at_ns0 bash -c "ping -q -c 3 -i 0.3 -w 2
>10.2.2.2 > ping.output"])
>+AT_CHECK([ip netns exec at_ns0 bash -c "ping -s 1600 -q -c 3 -i 0.3 -w 2
>10.2.2.2 >> ping.output"])
>+AT_CHECK([ip netns exec at_ns0 bash -c "ping -s 3200 -q -c 3 -i 0.3 -w 2
>10.2.2.2 >> ping.output"])
>+
>+AT_CHECK([cat ping.output | grep "transmitted" | sed 's/time.*ms$/time
>0ms/'], [0], [dnl
>+3 packets transmitted, 3 received, 0% packet loss, time 0ms
>+3 packets transmitted, 3 received, 0% packet loss, time 0ms
>+3 packets transmitted, 3 received, 0% packet loss, time 0ms
>+])
>+
>+OVS_KMOD_VSWITCHD_STOP
>+AT_CLEANUP
>+
>+AT_SETUP([kmod - ping6 between two ports])
>+OVS_KMOD_VSWITCHD_START(
>+   [set-fail-mode br0 standalone -- ])
>+
>+ADD_NAMESPACES(at_ns0, at_ns1)
>+
>+ADD_VETH(p0, at_ns0, br0, "fc00::1/96")
>+ADD_VETH(p1, at_ns1, br0, "fc00::2/96")
>+
>+dnl Without this sleep, we get occasional failures due to the following
>error:
>+dnl "connect: Cannot assign requested address"
>+sleep 2;
>+
>+AT_CAPTURE_FILE([ping.output])
>+AT_CHECK([ip netns exec at_ns0 bash -c "ping6 -q -c 3 -i 0.3 -w 2
>fc00::2 > ping.output"])
>+AT_CHECK([ip netns exec at_ns0 bash -c "ping6 -s 1600 -q -c 3 -i 0.3 -w
>2 fc00::2 >> ping.output"])
>+AT_CHECK([ip netns exec at_ns0 bash -c "ping6 -s 3200 -q -c 3 -i 0.3 -w
>2 fc00::2 >> ping.output"])
>+
>+AT_CHECK([cat ping.output | grep "transmitted" | sed 's/time.*ms$/time
>0ms/'], [0], [dnl
>+3 packets transmitted, 3 received, 0% packet loss, time 0ms
>+3 packets transmitted, 3 received, 0% packet loss, time 0ms
>+3 packets transmitted, 3 received, 0% packet loss, time 0ms
>+])
>+
>+OVS_KMOD_VSWITCHD_STOP
>+AT_CLEANUP
>+
>+AT_SETUP([kmod - ping6 between two ports on vlan])
>+OVS_KMOD_VSWITCHD_START(
>+   [set-fail-mode br0 standalone -- ])
>+
>+ADD_NAMESPACES(at_ns0, at_ns1)
>+
>+ADD_VETH(p0, at_ns0, br0, "fc00::1/96")
>+ADD_VETH(p1, at_ns1, br0, "fc00::2/96")
>+
>+ADD_VLAN(p0, at_ns0, 100, "fc00:1::1/96")
>+ADD_VLAN(p1, at_ns1, 100, "fc00:1::2/96")
>+
>+dnl Without this sleep, we get occasional failures due to the following
>error:
>+dnl "connect: Cannot assign requested address"
>+sleep 2;
>+
>+AT_CAPTURE_FILE([ping.output])
>+AT_CHECK([ip netns exec at_ns0 bash -c "ping6 -q -c 3 -i 0.3 -w 2
>fc00:1::2 > ping.output"])
>+AT_CHECK([ip netns exec at_ns0 bash -c "ping6 -s 1600 -q -c 3 -i 0.3 -w
>2 fc00:1::2 >> ping.output"])
>+AT_CHECK([ip netns exec at_ns0 bash -c "ping6 -s 3200 -q -c 3 -i 0.3 -w
>2 fc00:1::2 >> ping.output"])
>+
>+AT_CHECK([cat ping.output | grep "transmitted" | sed 's/time.*ms$/time
>0ms/'], [0], [dnl
>+3 packets transmitted, 3 received, 0% packet loss, time 0ms
>+3 packets transmitted, 3 received, 0% packet loss, time 0ms
>+3 packets transmitted, 3 received, 0% packet loss, time 0ms
>+])
>+
>+OVS_KMOD_VSWITCHD_STOP
> AT_CLEANUP
>-- 
>2.1.4
>

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