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62 lines
1.5 KiB
62 lines
1.5 KiB
#!/bin/sh |
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# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*- |
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# ex: ts=8 sw=4 sts=4 et filetype=sh |
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# |
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# Licensed under the GPLv2 |
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# |
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# Copyright 2011, Red Hat, Inc. |
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# Harald Hoyer <harald@redhat.com> |
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export TERM=linux |
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export PATH=/usr/sbin:/usr/bin:/sbin:/bin |
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. /lib/dracut-lib.sh |
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trap "emergency_shell --shutdown shutdown Signal caught!" 0 |
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getarg 'rd.break=pre-shutdown' && emergency_shell --shutdown pre-shutdown "Break before pre-shutdown" |
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umount_a() { |
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local _did_umount="n" |
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while read a mp a; do |
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if strstr "$mp" oldroot; then |
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if umount "$mp"; then |
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_did_umount="y" |
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echo "Unmounted $mp." |
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fi |
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fi |
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done </proc/mounts |
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[ "$_did_umount" = "y" ] && return 0 |
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return 1 |
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} |
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_cnt=0 |
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while [ $_cnt -le 40 ]; do |
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umount_a 2>/dev/null || break |
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_cnt=$(($_cnt+1)) |
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done |
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[ $_cnt -ge 40 ] && umount_a |
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_check_shutdown() { |
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local __f |
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local __s=1 |
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for __f in $hookdir/shutdown/*.sh; do |
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[ -e "$__f" ] || continue |
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( . "$__f" $1 ) |
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if [ $? -eq 0 ]; then |
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rm -f $__f |
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__s=0 |
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fi |
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done |
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return $__s |
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} |
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_cnt=0 |
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while _check_shutdown; do |
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: |
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done |
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_check_shutdown final |
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getarg 'rd.break=shutdown' && emergency_shell --shutdown shutdown "Break before shutdown" |
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[ "$1" = "reboot" ] && reboot -f -d -n --no-wall |
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[ "$1" = "poweroff" ] && poweroff -f -d -n --no-wall |
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[ "$1" = "halt" ] && halt -f -d -n --no-wall |
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[ "$1" = "kexec" ] && kexec -e
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