Changeset View
Changeset View
Standalone View
Standalone View
head/sbin/init/rc.d/mdconfig
Property | Old Value | New Value |
---|---|---|
svn:executable | null | * \ No newline at end of property |
svn:keywords | null | FreeBSD=%H \ No newline at end of property |
#!/bin/sh | |||||
# | |||||
# Copyright (c) 2006 The FreeBSD Project | |||||
# All rights reserved. | |||||
# | |||||
# Redistribution and use in source and binary forms, with or without | |||||
# modification, are permitted provided that the following conditions | |||||
# are met: | |||||
# 1. Redistributions of source code must retain the above copyright | |||||
# notice, this list of conditions and the following disclaimer. | |||||
# 2. Redistributions in binary form must reproduce the above copyright | |||||
# notice, this list of conditions and the following disclaimer in the | |||||
# documentation and/or other materials provided with the distribution. | |||||
# | |||||
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND | |||||
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |||||
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |||||
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |||||
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |||||
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |||||
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |||||
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |||||
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |||||
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |||||
# SUCH DAMAGE. | |||||
# | |||||
# $FreeBSD$ | |||||
# | |||||
# PROVIDE: mdconfig | |||||
# REQUIRE: swap root | |||||
. /etc/rc.subr | |||||
name="mdconfig" | |||||
desc="Create and control memory disks" | |||||
stop_cmd="mdconfig_stop" | |||||
start_cmd="mdconfig_start" | |||||
start_precmd='[ -n "${_mdconfig_list}" ]' | |||||
required_modules="geom_md:g_md" | |||||
is_readonly() | |||||
{ | |||||
local _mp _ret | |||||
_mp=$1 | |||||
_ret=`mount | while read _line; do | |||||
case ${_line} in | |||||
*" ${_mp} "*read-only*) | |||||
echo "yes" | |||||
;; | |||||
*) | |||||
;; | |||||
esac; | |||||
done` | |||||
if [ -n "${_ret}" ]; then | |||||
return 0 | |||||
else | |||||
return 1 | |||||
fi | |||||
} | |||||
init_variables() | |||||
{ | |||||
local _i | |||||
_fs="" | |||||
_mp="" | |||||
_dev="/dev/${_md}" | |||||
eval _config=\$mdconfig_${_md} | |||||
eval _newfs=\$mdconfig_${_md}_newfs | |||||
_type=${_config##*-t\ } | |||||
_type=${_type%%\ *} | |||||
if [ -z "${_type}" ]; then | |||||
err 1 "You need to specify \"-t <type>\" in mdconfig_${_md}" | |||||
fi | |||||
if [ "${_type}" = "vnode" ]; then | |||||
_file=${_config##*-f\ } | |||||
_file=${_file%%\ *} | |||||
if [ -z "${_file}" ]; then | |||||
err 2 "You need to specify \"-f <file>\" in mdconfig_${_md} for vnode devices" | |||||
fi | |||||
if [ "${_file}" != "${_file%.uzip}" ]; then | |||||
_dev="/dev/${_md}.uzip" | |||||
fi | |||||
for _i in `df ${_file} 2>/dev/null`; do _fs=${_i}; done | |||||
fi | |||||
# Debugging help. | |||||
debug "${_md} config: ${_config}" | |||||
debug "${_md} type: ${_type}" | |||||
debug "${_md} dev: ${_dev}" | |||||
debug "${_md} file: ${_file}" | |||||
debug "${_md} fs: ${_fs}" | |||||
debug "${_md} newfs flags: ${_newfs}" | |||||
} | |||||
mdconfig_start() | |||||
{ | |||||
local _md _mp _config _type _dev _file _fs _newfs _fsck_cmd | |||||
for _md in ${_mdconfig_list}; do | |||||
init_variables ${_md} | |||||
# Create md(4) devices of types swap, malloc and vnode if the | |||||
# file is on the root partition. | |||||
if [ "${_type}" != "vnode" -o "${_fs}" = "/" ]; then | |||||
if [ "${_type}" = "vnode" ]; then | |||||
if is_readonly ${_fs}; then | |||||
warn "${_fs} is mounted read-only, skipping ${_md}." | |||||
continue | |||||
fi | |||||
if [ "${_file}" != "${_file%.uzip}" ]; then | |||||
load_kld -m g_uzip geom_uzip || return 3 | |||||
# sleep a bit to allow creation of /dev/mdX.uzip | |||||
sleep 2 | |||||
fi | |||||
fi | |||||
if mdconfig -l -u ${_md} >/dev/null 2>&1; then | |||||
err 3 "${_md} already exists" | |||||
fi | |||||
echo "Creating ${_md} device (${_type})." | |||||
if ! mdconfig -a ${_config} -u ${_md}; then | |||||
echo "Creating ${_md} device failed, moving on." | |||||
continue | |||||
fi | |||||
# Skip fsck for uzip devices. | |||||
if [ "${_type}" = "vnode" ]; then | |||||
if [ "${_file}" != "${_file%.uzip}" ]; then | |||||
_fsck_cmd=":" | |||||
elif checkyesno background_fsck; then | |||||
_fsck_cmd="fsck -F" | |||||
else | |||||
_fsck_cmd="fsck" | |||||
fi | |||||
if ! eval ${_fsck_cmd} -p ${_dev} >/dev/null; then | |||||
echo "Fsck failed on ${_dev}, not mounting the filesystem." | |||||
continue | |||||
fi | |||||
else | |||||
newfs ${_newfs} ${_dev} >/dev/null | |||||
fi | |||||
if mount -d ${_dev} 2>&1 >/dev/null; then | |||||
echo "Mounting ${_dev}." | |||||
mount ${_dev} | |||||
fi | |||||
fi | |||||
done | |||||
} | |||||
mdconfig_stop() | |||||
{ | |||||
local _md _mp _config _type _dev _file _fs _newfs _i | |||||
for _md in ${_mdconfig_list}; do | |||||
init_variables ${_md} | |||||
if [ "${_type}" != "vnode" -o "${_fs}" = "/" ]; then | |||||
for _i in `df ${_dev} 2>/dev/null`; do _mp=${_i}; done | |||||
if [ -z "${_mp}" -o "${_mp}" != "${_mp%%%}" ]; then | |||||
echo "Device ${_dev} isn't mounted." | |||||
else | |||||
echo "Umounting ${_dev}." | |||||
umount ${_dev} | |||||
fi | |||||
if mdconfig -l -u ${_md} >/dev/null 2>&1; then | |||||
echo "Destroying ${_md}." | |||||
mdconfig -d -u ${_md} | |||||
fi | |||||
fi | |||||
done | |||||
} | |||||
_mdconfig_cmd="$1" | |||||
if [ $# -gt 0 ]; then | |||||
shift | |||||
fi | |||||
[ -n "$*" ] && _mdconfig_list="$*" | |||||
load_rc_config $name | |||||
if [ -z "${_mdconfig_list}" ]; then | |||||
for _mdconfig_config in `list_vars mdconfig_md[0-9]\* | | |||||
sort_lite -nk1.12` | |||||
do | |||||
_mdconfig_unit=${_mdconfig_config#mdconfig_md} | |||||
[ "${_mdconfig_unit#*[!0-9]}" = "$_mdconfig_unit" ] || | |||||
continue | |||||
_mdconfig_list="$_mdconfig_list md$_mdconfig_unit" | |||||
done | |||||
_mdconfig_list="${_mdconfig_list# }" | |||||
fi | |||||
run_rc_command "${_mdconfig_cmd}" |