65 lines
1.7 KiB
Bash
Executable file
65 lines
1.7 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="${0%/*}/../.."
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TS_DESC="mmap'ed AF_PACKET socket"
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. "$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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ts_cd "$TS_OUTDIR"
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PID=
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FD=3
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EXPR=
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INTERFACE=lo
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SOCKTYPE=
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ERR=
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for SOCKTYPE in RAW DGRAM; do
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coproc MKFDS { "$TS_HELPER_MKFDS" mapped-packet-socket $FD \
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interface=${INTERFACE} socktype=${SOCKTYPE}; }
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if read -u ${MKFDS[0]} PID; then
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EXPR='(ASSOC == "shm") and (STTYPE == "SOCK") and (MODE == "-w-")'
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${TS_CMD_LSFD} -p "$PID" -n -o SOCK.PROTONAME -Q "${EXPR}"
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echo 'SOCK.PROTONAME': $?
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EXPR="(FD == $FD)"
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${TS_CMD_LSFD} -p "$PID" -n -o NAME,SOCK.TYPE,SOCK.PROTONAME,PACKET.IFACE,PACKET.PROTOCOL -Q "${EXPR}"
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echo 'NAME,SOCK.TYPE,SOCK.PROTONAME,PACKET.IFACE,PACKET.PROTOCOL': $?
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echo DONE >&"${MKFDS[1]}"
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fi
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wait ${MKFDS_PID}
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ERR=$?
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if [ $ERR != 0 ]; then
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break
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fi
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done > $TS_OUTPUT 2>&1
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if [[ "$ERR" == "$ENOPROTOOPT" ]]; then
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ts_skip "packet socket doesn't support attaching a buffer on this platform"
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fi
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ts_finalize
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