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# Add port to ovs bridge by using afxdp mode.
# This will use generic XDP support in the veth driver.
m4_define([ADD_VETH],
[ AT_CHECK([ip link add $1 type veth peer name ovs-$1 || return 77])
CONFIGURE_VETH_OFFLOADS([$1])
AT_CHECK([ip link set $1 netns $2])
AT_CHECK([ip link set dev ovs-$1 up])
AT_CHECK([ovs-vsctl add-port $3 ovs-$1 -- \
set interface ovs-$1 external-ids:iface-id="$1" type="afxdp"])
NS_CHECK_EXEC([$2], [ip addr add $4 dev $1 $7])
NS_CHECK_EXEC([$2], [ip link set dev $1 up])
if test -n "$5"; then
NS_CHECK_EXEC([$2], [ip link set dev $1 address $5])
fi
if test -n "$6"; then
NS_CHECK_EXEC([$2], [ip route add default via $6])
fi
on_exit 'ip link del ovs-$1'
]
)
m4_define([OVS_CHECK_8021AD],
[AT_SKIP_IF([:])])
# CONFIGURE_VETH_OFFLOADS([VETH])
#
# Disable TX offloads and VLAN offloads for veths used in AF_XDP.
m4_define([CONFIGURE_VETH_OFFLOADS],
[AT_CHECK([ethtool -K $1 tx off], [0], [ignore], [ignore])
AT_CHECK([ethtool -K $1 txvlan off], [0], [ignore], [ignore])
]
)
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