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#!/bin/bash
set -e
rnd=$(mktemp -u XXXXXXXX)
ns1="nft1ns-$rnd"
iface_cleanup() {
ip netns del $ns1 &>/dev/null || :
}
trap 'iface_cleanup' EXIT
load_ruleset() {
family=$1
ip netns add $ns1
ip -net $ns1 link add d0 type dummy
RULESET="table $family x {
chain x {}
chain w {
ip daddr 8.7.6.0/24 jump x
}
chain y {
type filter hook ingress device \"d0\" priority 0;
ip saddr { 1.2.3.4, 2.3.4.5 } counter
ip daddr vmap { 5.4.3.0/24 : jump w, 8.9.0.0/24 : jump x }
}
}"
ip netns exec $ns1 $NFT -f - <<< $RULESET
ip netns del $ns1
}
load_ruleset "inet"
load_ruleset "netdev"
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