cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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lwt_len_hist.sh (1047B)


      1#!/bin/bash
      2# SPDX-License-Identifier: GPL-2.0
      3
      4NS1=lwt_ns1
      5VETH0=tst_lwt1a
      6VETH1=tst_lwt1b
      7
      8TRACE_ROOT=/sys/kernel/debug/tracing
      9
     10function cleanup {
     11	# To reset saved histogram, remove pinned map
     12	rm /sys/fs/bpf/tc/globals/lwt_len_hist_map
     13	ip route del 192.168.253.2/32 dev $VETH0 2> /dev/null
     14	ip link del $VETH0 2> /dev/null
     15	ip link del $VETH1 2> /dev/null
     16	ip netns exec $NS1 killall netserver
     17	ip netns delete $NS1 2> /dev/null
     18}
     19
     20cleanup
     21
     22ip netns add $NS1
     23ip link add $VETH0 type veth peer name $VETH1
     24ip link set dev $VETH0 up
     25ip addr add 192.168.253.1/24 dev $VETH0
     26ip link set $VETH1 netns $NS1
     27ip netns exec $NS1 ip link set dev $VETH1 up
     28ip netns exec $NS1 ip addr add 192.168.253.2/24 dev $VETH1
     29ip netns exec $NS1 netserver
     30
     31echo 1 > ${TRACE_ROOT}/tracing_on
     32cp /dev/null ${TRACE_ROOT}/trace
     33ip route add 192.168.253.2/32 encap bpf out obj lwt_len_hist_kern.o section len_hist dev $VETH0
     34netperf -H 192.168.253.2 -t TCP_STREAM
     35cat ${TRACE_ROOT}/trace | grep -v '^#'
     36./lwt_len_hist
     37cleanup
     38echo 0 > ${TRACE_ROOT}/tracing_on
     39
     40exit 0