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60 lines
1.5 KiB
Text
60 lines
1.5 KiB
Text
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#!/bin/openrc-run
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# Copyright (c) 2007-2015 The OpenRC Authors.
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# See the Authors file at the top-level directory of this distribution and
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# https://github.com/OpenRC/openrc/blob/master/AUTHORS
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#
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# This file is part of OpenRC. It is subject to the license terms in
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# the LICENSE file found in the top-level directory of this
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# distribution and at https://github.com/OpenRC/openrc/blob/master/LICENSE
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# This file may not be copied, modified, propagated, or distributed
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# except according to the terms contained in the LICENSE file.
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description="Re-mount filesytems read-only for a clean reboot."
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depend()
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{
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after killprocs
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keyword -docker -lxc -openvz -prefix -systemd-nspawn -vserver
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}
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start()
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{
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local ret=0
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# Flush all pending disk writes now
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sync
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ebegin "Remounting remaining filesystems read-only"
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# We need the do_unmount function
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. "$RC_LIBEXECDIR"/sh/rc-mount.sh
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eindent
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# Bug 381783
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local rc_svcdir=$(echo $RC_SVCDIR | sed 's:/lib\(32\|64\)\?/:/lib(32|64)?/:g')
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local m="/dev|/dev/.*|/proc|/proc.*|/sys|/sys/.*|/run|${rc_svcdir}" x= fs=
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m="$m|/bin|/sbin|/lib(32|64)?|/libexec"
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if [ -e "$rc_svcdir"/usr_premounted ]; then
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m="$m|/usr"
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fi
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# RC_NO_UMOUNTS is an env var that can be set by plugins
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local IFS="$IFS:"
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for x in $no_umounts $RC_NO_UMOUNTS; do
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m="$m|$x"
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done
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m="^($m)$"
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fs=
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for x in $net_fs_list $extra_net_fs_list; do
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fs="$fs${fs:+|}$x"
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done
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[ -n "$fs" ] && fs="^($fs)$"
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do_unmount "umount -r" \
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--skip-point-regex "$m" \
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"${fs:+--skip-fstype-regex}" $fs --nonetdev
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ret=$?
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eoutdent
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eend $ret
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}
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