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#!/bin/bash
#
# Copyright (C) 2023 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="${0%/*}/../.."
TS_DESC="tun device and interface behind the device"
. "$TS_TOPDIR"/functions.sh
ts_init "$*"
ts_skip_nonroot
[[ -e /dev/net/tun ]] || ts_skip "/dev/net/tun doest not exist"
ts_check_test_command "$TS_CMD_LSFD"
ts_check_test_command "$TS_HELPER_MKFDS"
ts_cd "$TS_OUTDIR"
PID=
FD=3
IFNAME=
{
coproc MKFDS { "$TS_HELPER_MKFDS" cdev-tun $FD ; }
if read -u ${MKFDS[0]} PID IFNAME; then
EXPR='(FD == '"$FD"')'
${TS_CMD_LSFD} -p "${PID}" -n -o ASSOC,MODE,TYPE,SOURCE -Q "${EXPR}"
echo 'ASSOC,MODE,TYPE,SOURCE': $?
output=$(${TS_CMD_LSFD} -p "${PID}" -n --raw -o NAME -Q "${EXPR}")
if [[ "$output" == "iface=$IFNAME" ]]; then
echo 'NAME': $?
else
echo 'NAME': $?
echo "expected NAME: iface=$IFNAME"
echo "output NAME: $output"
fi
output=$(${TS_CMD_LSFD} -p "${PID}" -n --raw -o TUN.IFACE -Q "${EXPR}")
if [[ "$output" == "$IFNAME" ]]; then
echo 'TUN.IFACE': $?
else
echo 'TUN.IFAEC': $?
echo "expected TUN.IFACE: $IFNAME"
echo "output TUN.IFACE: $output"
fi
echo DONE >&"${MKFDS[1]}"
fi
wait ${MKFDS_PID}
} > $TS_OUTPUT 2>&1
ts_finalize
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