openrc/init.d/localmount.in
2016-09-28 15:00:40 -04:00

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3.5 KiB
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#!@SBINDIR@/openrc-run
# Copyright (c) 2007-2015 The OpenRC Authors.
# See the Authors file at the top-level directory of this distribution and
# https://github.com/OpenRC/openrc/blob/master/AUTHORS
#
# This file is part of OpenRC. It is subject to the license terms in
# the LICENSE file found in the top-level directory of this
# distribution and at https://github.com/OpenRC/openrc/blob/master/LICENSE
# This file may not be copied, modified, propagated, or distributed
# except according to the terms contained in the LICENSE file.
description="Mounts disks and swap according to /etc/fstab."
depend()
{
need fsck
use lvm modules mtab
after lvm modules
keyword -docker -jail -lxc -prefix -systemd-nspawn -vserver
}
start()
{
# Mount local filesystems in /etc/fstab.
local critical= types="noproc" x= no_netdev= rc=
for x in $net_fs_list $extra_net_fs_list; do
types="${types},no${x}"
done
if [ "$RC_UNAME" = Linux ]; then
no_netdev="-O no_netdev"
if mountinfo -q /usr; then
touch "$RC_SVCDIR"/usr_premounted
fi
fi
ebegin "Mounting local filesystems"
mount -at "$types" $no_netdev
eend $? "Some local filesystem failed to mount"
rc=$?
if [ -z "$critical_mounts" ]; then
rc=0
else
for x in ${critical_mounts}; do
fstabinfo -q $x || continue
if ! mountinfo -q $x; then
critical=x
eerror "Failed to mount $x"
fi
done
[ -z "$critical" ] && rc=0
fi
return $rc
}
stop()
{
yesno $RC_GOINGDOWN || return 0
# We never unmount / or /dev or $RC_SVCDIR
# Bug 381783
local rc_svcdir=$(printf '%s\n' "$RC_SVCDIR" | sed 's:/lib\(32\|64\)\?/:/lib(32|64)?/:g')
local x= no_umounts_r="/|/dev|/dev/.*|${rc_svcdir}"
no_umounts_r="${no_umounts_r}|/bin|/sbin|/lib(32|64)?|/libexec"
# RC_NO_UMOUNTS is an env var that can be set by plugins
local IFS="$IFS:"
for x in $no_umounts $RC_NO_UMOUNTS; do
no_umounts_r="$no_umounts_r|$x"
done
if [ "$RC_UNAME" = Linux ]; then
no_umounts_r="$no_umounts_r|/proc|/proc/.*|/run|/sys|/sys/.*"
if [ -e "$rc_svcdir"/usr_premounted ]; then
no_umounts_r="$no_umounts_r|/usr"
fi
fi
no_umounts_r="^($no_umounts_r)$"
# Flush all pending disk writes now
sync
. "$RC_LIBEXECDIR"/sh/rc-mount.sh
if [ "$RC_UNAME" = Linux ] && [ -d /sys/fs/aufs ] ; then
#if / is aufs we remount it noxino during shutdown
if mountinfo -q -f '^aufs$' / ; then
mount -o remount,noxino,rw /
sync
fi
local aufs_branch aufs_mount_point aufs_si_id aufs_br_id branches
for aufs_si_dir in /sys/fs/aufs/si*; do
[ -d "${aufs_si_dir}" ] || continue
aufs_si_id="si=${aufs_si_dir#/sys/fs/aufs/si_}"
aufs_mount_point="$(mountinfo -o ${aufs_si_id})"
branches="$aufs_si_dir/br[0-9] $aufs_si_dir/br[0-9][0-9] $aufs_si_dir/br[0-9][0-9][0-9]"
for x in $branches; do
[ -e "${x}" ] || continue
aufs_branch=$(sed 's/=.*//g' $x)
eindent
if ! mount -o "remount,del:$aufs_branch" "$aufs_mount_point" > /dev/null 2>&1; then
ewarn "Failed to remove branch $aufs_branch from aufs" \
"$aufs_mount_point"
fi
eoutdent
sync
done
done
fi
# Umount loop devices
einfo "Unmounting loop devices"
eindent
do_unmount "umount -d" --skip-point-regex "$no_umounts_r" \
--node-regex "^/dev/loop"
eoutdent
# Now everything else, except network filesystems as the
# network should be down by this point.
einfo "Unmounting filesystems"
eindent
local fs=
for x in $net_fs_list $extra_net_fs_list; do
fs="$fs${fs:+|}$x"
done
[ -n "$fs" ] && fs="^($fs)$"
do_unmount umount --skip-point-regex "$no_umounts_r" \
"${fs:+--skip-fstype-regex}" $fs --nonetdev
eoutdent
return 0
}