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#!/bin/bash
# NFT_TEST_REQUIRES(NFT_TEST_HAVE_netdev_egress)
rnd=$(mktemp -u XXXXXXXX)
ns1="nft1ifname-$rnd"
ns2="nft2ifname-$rnd"
cleanup()
{
ip netns del "$ns1"
ip netns del "$ns2"
}
trap cleanup EXIT
set -e
ip netns add "$ns1"
ip netns add "$ns2"
ip -net "$ns1" link set lo up
ip -net "$ns2" link set lo up
ip link add veth0 netns $ns1 type veth peer name veth0 netns $ns2
ip -net "$ns1" link set veth0 addr da:d3:00:01:02:03
ip -net "$ns1" link add vlan123 link veth0 type vlan id 123
ip -net "$ns2" link add vlan321 link veth0 type vlan id 321
for dev in veth0 ; do
ip -net "$ns1" link set $dev up
ip -net "$ns2" link set $dev up
done
ip -net "$ns1" link set vlan123 up
ip -net "$ns2" link set vlan321 up
ip -net "$ns1" addr add 10.1.1.1/24 dev vlan123
ip -net "$ns2" addr add 10.1.1.2/24 dev vlan321
ip netns exec "$ns2" $NFT -f /dev/stdin <<"EOF"
table netdev t {
chain in_update_vlan {
vlan type arp vlan id set 321 counter
ip saddr 10.1.1.1 icmp type echo-request vlan id set 321 counter
}
chain in {
type filter hook ingress device veth0 priority filter;
vlan pcp 0 counter
ether saddr da:d3:00:01:02:03 vlan id 123 jump in_update_vlan
}
chain out_update_vlan {
vlan type arp vlan id set 123 counter
ip daddr 10.1.1.1 icmp type echo-reply vlan id set 123 counter
vlan pcp set 6 counter
}
chain out {
type filter hook egress device veth0 priority filter;
ether daddr da:d3:00:01:02:03 vlan id 321 jump out_update_vlan
}
}
EOF
ip netns exec "$ns1" ping -c 1 10.1.1.2
set +e
ip netns exec "$ns2" $NFT list ruleset
ip netns exec "$ns2" $NFT list table netdev t | grep 'counter packets' | grep 'counter packets 0 bytes 0'
if [ $? -eq 1 ]
then
exit 0
fi
exit 1
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