| Server IP : 127.0.1.1 / Your IP : 216.73.216.172 Web Server : Apache/2.4.52 (Ubuntu) System : Linux bahcrestlinepropertiesllc 5.15.0-113-generic #123-Ubuntu SMP Mon Jun 10 08:16:17 UTC 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /proc/self/root/usr/lib/modules/5.15.0-153-generic/build/tools/testing/selftests/bpf/ |
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#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
#
# add private ipv4 and ipv6 addresses to loopback
readonly V6_INNER='100::a/128'
readonly V4_INNER='192.168.0.1/32'
if getopts ":s" opt; then
readonly SIT_DEV_NAME='sixtofourtest0'
readonly V6_SIT='2::/64'
readonly V4_SIT='172.17.0.1/32'
shift
fi
fail() {
echo "error: $*" 1>&2
exit 1
}
setup() {
ip -6 addr add "${V6_INNER}" dev lo || fail 'failed to setup v6 address'
ip -4 addr add "${V4_INNER}" dev lo || fail 'failed to setup v4 address'
if [[ -n "${V6_SIT}" ]]; then
ip link add "${SIT_DEV_NAME}" type sit remote any local any \
|| fail 'failed to add sit'
ip link set dev "${SIT_DEV_NAME}" up \
|| fail 'failed to bring sit device up'
ip -6 addr add "${V6_SIT}" dev "${SIT_DEV_NAME}" \
|| fail 'failed to setup v6 SIT address'
ip -4 addr add "${V4_SIT}" dev "${SIT_DEV_NAME}" \
|| fail 'failed to setup v4 SIT address'
fi
sleep 2 # avoid race causing bind to fail
}
cleanup() {
if [[ -n "${V6_SIT}" ]]; then
ip -4 addr del "${V4_SIT}" dev "${SIT_DEV_NAME}"
ip -6 addr del "${V6_SIT}" dev "${SIT_DEV_NAME}"
ip link del "${SIT_DEV_NAME}"
fi
ip -4 addr del "${V4_INNER}" dev lo
ip -6 addr del "${V6_INNER}" dev lo
}
trap cleanup EXIT
setup
"$@"
exit "$?"