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