Cellular Network Infrastructure » Core Network (CN) » OsmoUPF

#!/bin/bash

rm -f /tmp/batch.nft

for ((i=0;i<100000;i++))

do

	RULESET="add chain inet osmo-upf tunmap-pre-$i;

add rule inet osmo-upf tunmap-pre-$i ip daddr set 3.3.3.3 meta mark set $i counter accept;

add chain inet osmo-upf tunmap-post-$i;

add rule inet osmo-upf tunmap-post-$i ip saddr set 2.2.2.3 @th,32,32 set 0x302 counter accept;

add element inet osmo-upf tunmap-pre { 2.2.2.3 . 0x$i : jump tunmap-pre-$i };

add element inet osmo-upf tunmap-post { $i : jump tunmap-post-$i };"

	echo $RULESET >> /tmp/batch.nft

done

time nft -f /tmp/batch.nft