AT_BANNER([datapath-sanity])

AT_SETUP([datapath - ping between two ports])
OVS_TRAFFIC_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")

NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 10.1.1.2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
])
NS_CHECK_EXEC([at_ns0], [ping -s 1600 -q -c 3 -i 0.3 -w 2 10.1.1.2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
])
NS_CHECK_EXEC([at_ns0], [ping -s 3200 -q -c 3 -i 0.3 -w 2 10.1.1.2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
])

OVS_TRAFFIC_VSWITCHD_STOP
AT_CLEANUP

AT_SETUP([datapath - ping between two ports on vlan])
OVS_TRAFFIC_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")

NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 10.2.2.2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
])
NS_CHECK_EXEC([at_ns0], [ping -s 1600 -q -c 3 -i 0.3 -w 2 10.2.2.2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
])
NS_CHECK_EXEC([at_ns0], [ping -s 3200 -q -c 3 -i 0.3 -w 2 10.2.2.2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
])

OVS_TRAFFIC_VSWITCHD_STOP
AT_CLEANUP

AT_SETUP([datapath - ping6 between two ports])
OVS_TRAFFIC_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;

NS_CHECK_EXEC([at_ns0], [ping6 -q -c 3 -i 0.3 -w 2 fc00::2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
])
NS_CHECK_EXEC([at_ns0], [ping6 -s 1600 -q -c 3 -i 0.3 -w 2 fc00::2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
])
NS_CHECK_EXEC([at_ns0], [ping6 -s 3200 -q -c 3 -i 0.3 -w 2 fc00::2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
])

OVS_TRAFFIC_VSWITCHD_STOP
AT_CLEANUP

AT_SETUP([datapath - ping6 between two ports on vlan])
OVS_TRAFFIC_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;

NS_CHECK_EXEC([at_ns0], [ping6 -q -c 3 -i 0.3 -w 2 fc00:1::2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
])
NS_CHECK_EXEC([at_ns0], [ping6 -s 1600 -q -c 3 -i 0.3 -w 2 fc00:1::2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
])
NS_CHECK_EXEC([at_ns0], [ping6 -s 3200 -q -c 3 -i 0.3 -w 2 fc00:1::2 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
])

OVS_TRAFFIC_VSWITCHD_STOP
AT_CLEANUP

AT_SETUP([datapath - ping over vxlan tunnel])
AT_SKIP_IF([! ip link add foo type vxlan help 2>&1 | grep dstport >/dev/null])

OVS_TRAFFIC_VSWITCHD_START(
   [set-fail-mode br0 standalone -- ])
ADD_BR([br-underlay], [set-fail-mode br-underlay standalone])
ADD_NAMESPACES(at_ns0)

dnl Set up underlay link from host into the namespace using veth pair.
ADD_VETH(p0, at_ns0, br-underlay, "172.31.1.1/24")
AT_CHECK([ip addr add dev br-underlay "172.31.1.100/24"])
AT_CHECK([ip link set dev br-underlay up])

dnl Set up tunnel endpoints on OVS outside the namespace and with a native
dnl linux device inside the namespace.
ADD_OVS_TUNNEL([vxlan], [br0], [at_vxlan0], [172.31.1.1], [10.1.1.100/24])
ADD_NATIVE_TUNNEL([vxlan], [at_vxlan1], [at_ns0], [172.31.1.100], [10.1.1.1/24],
                  [id 0 dstport 4789])

dnl First, check the underlay
NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 172.31.1.100 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
])

dnl Okay, now check the overlay with different packet sizes
NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 10.1.1.100 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
])
NS_CHECK_EXEC([at_ns0], [ping -s 1600 -q -c 3 -i 0.3 -w 2 10.1.1.100 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
])
NS_CHECK_EXEC([at_ns0], [ping -s 3200 -q -c 3 -i 0.3 -w 2 10.1.1.100 | FORMAT_PING], [0], [dnl
3 packets transmitted, 3 received, 0% packet loss, time 0ms
])

OVS_TRAFFIC_VSWITCHD_STOP
AT_CLEANUP