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|
#!@SHELL@
# Copyright 1999-2007 Gentoo Foundation
# Copyright 2007-2008 Roy Marples <roy@marples.name>
# All rights reserved. Released under the 2-clause BSD license.
# This basically mounts $RC_SVCDIR as a ramdisk, but preserving its content
# which allows us to store service state and generate dependencies if needed.
# The tricky part is finding something our kernel supports
# tmpfs and ramfs are easy, so force one or the other.
mount_svcdir()
{
local fs= fsopts="-o rw,noexec,nodev,nosuid" devdir="rc-svcdir" devtmp="none" x=
local svcsize=${rc_svcsize:-1024}
if grep -Eq "[[:space:]]+tmpfs$" /proc/filesystems; then
fs="tmpfs"
fsopts="${fsopts},mode=0755,size=${svcsize}k"
elif grep -Eq "[[:space:]]+ramfs$" /proc/filesystems; then
fs="ramfs"
# ramfs has no special options
elif [ -e /dev/ram0 -a -e /dev/ram1 ] \
&& grep -Eq "[[:space:]]+ext2$" /proc/filesystems; then
devdir="/dev/ram0"
devtmp="/dev/ram1"
fs="ext2"
for x in ${devdir} ${devtmp}; do
dd if=/dev/zero of="${x}" bs=1k count="${svcsize}"
mkfs -t "${fs}" -i 1024 -vm0 "${x}" "${svcsize}"
done
else
echo
eerror "OpenRC requires tmpfs, ramfs or 2 ramdisks + ext2"
eerror "compiled into the kernel"
echo
return 1
fi
local dotmp=false
if [ -e "${RC_SVCDIR}"/deptree ]; then
dotmp=true
mount -n -t "${fs}" -o rw "${devtmp}" "${RC_LIBDIR}"/tmp
cp -p "${RC_SVCDIR}"/deptree "${RC_SVCDIR}"/depconfig \
"${RC_SVCDIR}"/nettree "${RC_LIBDIR}"/tmp 2>/dev/null
fi
# If we have no entry in fstab for $RC_SVCDIR, provide our own
if ! fstabinfo --mount "${RC_SVCDIR}"; then
mount -n -t "${fs}" ${fsopts} "${devdir}" "${RC_SVCDIR}"
fi
if ${dotmp}; then
cp -p "${RC_LIBDIR}"/tmp/deptree "${RC_LIBDIR}"/tmp/depconfig \
"${RC_LIBDIR}"/tmp/nettree "${RC_SVCDIR}" 2>/dev/null
umount -n "${RC_LIBDIR}"/tmp
fi
}
. /etc/init.d/functions.sh
. "${RC_LIBDIR}"/sh/rc-functions.sh
[ -r /etc/conf.d/rc ] && . /etc/conf.d/rc
[ -r /etc/rc.conf ] && . /etc/rc.conf
# Set the console loglevel to 1 for a cleaner boot
# the logger should anyhow dump the ring-0 buffer at start to the
# logs, and that with dmesg can be used to check for problems
if [ -n "${dmesg_level}" -a "${RC_SYS}" != "VSERVER" ]; then
dmesg -n "${dmesg_level}"
fi
# By default VServer already has /proc mounted, but OpenVZ does not!
# However, some of our users have an old proc image in /proc
# NFC how they managed that, but the end result means we have to test if
# /proc actually works or not. We to this by comparing uptime to one a second
# ago
mountproc=true
if [ -e /proc/uptime ]; then
up="$(cat /proc/uptime)"
sleep 1
if [ "${up}" = "$(cat /proc/uptime)" ]; then
eerror "You have cruft in /proc that should be deleted"
else
einfo "/proc is already mounted, skipping"
mountproc=false
fi
unset up
fi
if ${mountproc}; then
procfs="proc"
[ "${RC_UNAME}" = "GNU/kFreeBSD" ] && proc="linprocfs"
ebegin "Mounting /proc"
if ! fstabinfo --mount /proc; then
mount -n -t "${procfs}" -o noexec,nosuid,nodev proc /proc
fi
eend $?
fi
unset mountproc
# Re-load RC_SYS if empty now we have /proc mounted
[ -z "${RC_SYS}" ] && export RC_SYS="$(rc --sys)"
# Read off the kernel commandline to see if there's any special settings
# especially check to see if we need to set the CDBOOT environment variable
# Note: /proc MUST be mounted
if [ -r /sbin/livecd-functions.sh ]; then
. /sbin/livecd-functions.sh
livecd_read_commandline
fi
if [ "${RC_UNAME}" != "GNU/kFreeBSD" \
-a "${RC_SYS}" != "VSERVER" ];
then
if grep -Eq "[[:space:]]+sysfs$" /proc/filesystems; then
if [ -d /sys ]; then
if ! mountinfo --quiet /sys; then
ebegin "Mounting /sys"
if ! fstabinfo --mount /sys; then
mount -n -t sysfs -o noexec,nosuid,nodev sysfs /sys
fi
eend $?
fi
else
ewarn "No /sys to mount sysfs needed in 2.6 and later kernels!"
fi
fi
fi
# Default OpenVZ to static devices
if [ "${RC_SYS}" = "OPENVZ" ]; then
rc_devices=${rc_devices:-static}
fi
# Try to figure out how the user wants /dev handled
if [ "${rc_devices}" = "static" \
-o "${RC_SYS}" = "VSERVER" \
-o "${RC_UNAME}" = "GNU/kFreeBSD" ]
then
ebegin "Using existing device nodes in /dev"
eend 0
else
case ${rc_devices} in
devfs) managers="devfs udev mdev";;
udev) managers="udev devfs mdev";;
mdev) managers="mdev udev devfs";;
*) managers="udev devfs mdev";;
esac
for m in ${managers}; do
# Check kernel params
if get_bootparam "no${m}" || ! has_addon ${m}-start; then
continue
fi
# Let's see if we can get this puppy rolling
start_addon ${m} && break
# Clean up
mountinfo -q /dev && umount -n /dev
done
fi
# Mount required stuff as user may not have then in /etc/fstab
for x in "devpts /dev/pts 0755 ,gid=5,mode=0620 devpts" "tmpfs /dev/shm 1777 ,nodev shm"
do
set -- ${x}
grep -Eq "[[:space:]]+$1$" /proc/filesystems || continue
mountinfo -q "$2" && continue
if [ ! -d "$2" ] && \
[ "${m}" = "devfs" -o "${m}" = "udev" ]; then
mkdir -m "$3" -p "$2" >/dev/null 2>&1 || \
ewarn "Could not create $2!"
fi
if [ -d "$2" ]; then
ebegin "Mounting $2"
if ! fstabinfo --mount "$2"; then
mount -n -t "$1" -o noexec,nosuid"$4" "$5" "$2"
fi
eend $?
fi
done
# If booting off CD, we want to update inittab before setting the runlevel
if [ -f /sbin/livecd-functions.sh -a -n "${CDBOOT}" ]; then
ebegin "Updating inittab"
livecd_fix_inittab
eend $?
telinit q &>/dev/null
fi
. "${RC_LIBDIR}"/sh/init-common-post.sh
|
