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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reuseaddr_ports_exhausted.sh (635B)

      1#!/bin/bash
      2# SPDX-License-Identifier: GPL-2.0
      3#
      4# Run tests when all ephemeral ports are exhausted.
      5#
      6# Author: Kuniyuki Iwashima <kuniyu@amazon.co.jp>
      7
      8set +x
      9set -e
     10
     11readonly NETNS="ns-$(mktemp -u XXXXXX)"
     12
     13setup() {
     14	ip netns add "${NETNS}"
     15	ip -netns "${NETNS}" link set lo up
     16	ip netns exec "${NETNS}" \
     17		sysctl -w net.ipv4.ip_local_port_range="32768 32768" \
     18		> /dev/null 2>&1
     19	ip netns exec "${NETNS}" \
     20		sysctl -w net.ipv4.ip_autobind_reuse=1 > /dev/null 2>&1
     21}
     22
     23cleanup() {
     24	ip netns del "${NETNS}"
     25}
     26
     27trap cleanup EXIT
     28setup
     29
     30do_test() {
     31	ip netns exec "${NETNS}" ./reuseaddr_ports_exhausted
     32}
     33
     34do_test
     35echo "tests done"