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#!/bin/bash
#
# Copyright (C) 2022 Masatake YAMATO <yamato@redhat.com>
#
# This file is part of util-linux.
#
# This file is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This file is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
TS_TOPDIR="${0%/*}/../.."
TS_DESC="netns associated with a fd"
. "$TS_TOPDIR"/functions.sh
ts_init "$*"
ts_skip_nonroot
ts_skip_docker
. "$TS_SELF/lsfd-functions.bash"
ts_check_test_command "$TS_CMD_LSFD"
ts_check_test_command "$TS_HELPER_MKFDS"
ts_cd "$TS_OUTDIR"
PID=
FD=3
NAME_FD=
NAME_NS=
INO_FD=
INO_NS=
{
coproc MKFDS { "$TS_HELPER_MKFDS" netns "$FD"; }
if read -r -u "${MKFDS[0]}" PID; then
"${TS_CMD_LSFD}" -n -oNS.TYPE -p "${PID}" -Q "(FD == $FD)"
NAME_FD=$("${TS_CMD_LSFD}" -n -oNS.NAME -p "${PID}" -Q "(FD == $FD)")
NAME_NS=$("${TS_CMD_LSFD}" -n -oNS.NAME -p "${PID}" -Q '(ASSOC == "net")')
INO_FD=$( "${TS_CMD_LSFD}" -n -oINODE -p "${PID}" -Q "(FD == $FD)")
INO_NS=$( "${TS_CMD_LSFD}" -n -oINODE -p "${PID}" -Q '(ASSOC == "net")')
if [[ "$NAME_FD" = "$NAME_NS" ]]; then
echo "NAME_FD" == "NAME_NS": $?
else
echo "NAME_FD: $NAME_FD" == "NAME_NS: $NAME_NS": $?
fi
if [[ "$NAME_FD" = "net:[$INO_FD]" ]]; then
echo "NAME_FD" == "net:[INO_FD]": $?
else
echo "NAME_FD: $NAME_FD" == "net:[INO_FD: $INO_FD]": $?
fi
if [[ "$NAME_FD" = "net:[$INO_NS]" ]]; then
echo "NAME_FD" == "net:[INO_NS]": $?
else
echo "NAME_FD: $NAME_FD" == "net:[INO_NS: $INO_NS]": $?
fi
kill -CONT ${PID}
fi
wait "${MKFDS_PID}"
} > "$TS_OUTPUT" 2>&1
if [ "$?" == "$ENOSYS" ]; then
ts_skip "ioctl(fd, SIOCGSKNS) is not available"
fi
ts_finalize
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