1158722Sflz#!/bin/sh 2158722Sflz# 3158722Sflz# Copyright (c) 2006 The FreeBSD Project 4158722Sflz# All rights reserved. 5158722Sflz# 6158722Sflz# Redistribution and use in source and binary forms, with or without 7158722Sflz# modification, are permitted provided that the following conditions 8158722Sflz# are met: 9158722Sflz# 1. Redistributions of source code must retain the above copyright 10158722Sflz# notice, this list of conditions and the following disclaimer. 11158722Sflz# 2. Redistributions in binary form must reproduce the above copyright 12158722Sflz# notice, this list of conditions and the following disclaimer in the 13158722Sflz# documentation and/or other materials provided with the distribution. 14158722Sflz# 15158722Sflz# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16158722Sflz# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17158722Sflz# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18158722Sflz# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19158722Sflz# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20158722Sflz# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21158722Sflz# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22158722Sflz# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23158722Sflz# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24158722Sflz# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25158722Sflz# SUCH DAMAGE. 26158722Sflz# 27158722Sflz# $FreeBSD: releng/11.0/etc/rc.d/mdconfig 298514 2016-04-23 16:10:54Z lme $ 28158722Sflz# 29158722Sflz 30158722Sflz# PROVIDE: mdconfig 31252310Shrs# REQUIRE: swap root 32158722Sflz 33158722Sflz. /etc/rc.subr 34158722Sflz 35158722Sflzname="mdconfig" 36298514Slmedesc="Create and control memory disks" 37158722Sflzstop_cmd="mdconfig_stop" 38158722Sflzstart_cmd="mdconfig_start" 39165683Syarstart_precmd='[ -n "${_mdconfig_list}" ]' 40165683Syarrequired_modules="geom_md:g_md" 41158722Sflz 42158722Sflzis_readonly() 43158722Sflz{ 44158722Sflz local _mp _ret 45158722Sflz 46158722Sflz _mp=$1 47158722Sflz _ret=`mount | while read _line; do 48158722Sflz case ${_line} in 49158722Sflz *" ${_mp} "*read-only*) 50158722Sflz echo "yes" 51158722Sflz ;; 52208060Sdougb 53158722Sflz *) 54158722Sflz ;; 55158722Sflz esac; 56158722Sflz done` 57158722Sflz 58158722Sflz if [ -n "${_ret}" ]; then 59158722Sflz return 0 60158722Sflz else 61158722Sflz return 1 62158722Sflz fi 63158722Sflz} 64158722Sflz 65158722Sflzinit_variables() 66158722Sflz{ 67158722Sflz local _i 68158722Sflz 69158722Sflz _fs="" 70158722Sflz _mp="" 71158722Sflz _dev="/dev/${_md}" 72158722Sflz eval _config=\$mdconfig_${_md} 73158722Sflz eval _newfs=\$mdconfig_${_md}_newfs 74158722Sflz 75158722Sflz _type=${_config##*-t\ } 76158722Sflz _type=${_type%%\ *} 77158722Sflz if [ -z "${_type}" ]; then 78158722Sflz err 1 "You need to specify \"-t <type>\" in mdconfig_${_md}" 79158722Sflz fi 80158722Sflz 81158722Sflz if [ "${_type}" = "vnode" ]; then 82158722Sflz _file=${_config##*-f\ } 83158722Sflz _file=${_file%%\ *} 84158722Sflz if [ -z "${_file}" ]; then 85158722Sflz err 2 "You need to specify \"-f <file>\" in mdconfig_${_md} for vnode devices" 86158722Sflz fi 87158722Sflz if [ "${_file}" != "${_file%.uzip}" ]; then 88158722Sflz _dev="/dev/${_md}.uzip" 89158722Sflz fi 90158722Sflz for _i in `df ${_file} 2>/dev/null`; do _fs=${_i}; done 91158722Sflz fi 92158722Sflz 93158722Sflz # Debugging help. 94158722Sflz debug "${_md} config: ${_config}" 95158722Sflz debug "${_md} type: ${_type}" 96158722Sflz debug "${_md} dev: ${_dev}" 97158722Sflz debug "${_md} file: ${_file}" 98158722Sflz debug "${_md} fs: ${_fs}" 99158722Sflz debug "${_md} newfs flags: ${_newfs}" 100158722Sflz} 101158722Sflz 102158722Sflzmdconfig_start() 103158722Sflz{ 104158722Sflz local _md _mp _config _type _dev _file _fs _newfs _fsck_cmd 105158722Sflz 106158722Sflz for _md in ${_mdconfig_list}; do 107158722Sflz init_variables ${_md} 108158722Sflz # Create md(4) devices of types swap, malloc and vnode if the 109158722Sflz # file is on the root partition. 110158722Sflz if [ "${_type}" != "vnode" -o "${_fs}" = "/" ]; then 111158722Sflz if [ "${_type}" = "vnode" ]; then 112158722Sflz if is_readonly ${_fs}; then 113158722Sflz warn "${_fs} is mounted read-only, skipping ${_md}." 114158722Sflz continue 115158722Sflz fi 116165683Syar if [ "${_file}" != "${_file%.uzip}" ]; then 117165683Syar load_kld -m g_uzip geom_uzip || return 3 118171956Smatteo # sleep a bit to allow creation of /dev/mdX.uzip 119171956Smatteo sleep 2 120165683Syar fi 121158722Sflz fi 122158722Sflz if mdconfig -l -u ${_md} >/dev/null 2>&1; then 123158722Sflz err 3 "${_md} already exists" 124158722Sflz fi 125158722Sflz echo "Creating ${_md} device (${_type})." 126158722Sflz if ! mdconfig -a ${_config} -u ${_md}; then 127158722Sflz echo "Creating ${_md} device failed, moving on." 128158722Sflz continue 129158722Sflz fi 130158722Sflz # Skip fsck for uzip devices. 131158722Sflz if [ "${_type}" = "vnode" ]; then 132158722Sflz if [ "${_file}" != "${_file%.uzip}" ]; then 133158722Sflz _fsck_cmd=":" 134158722Sflz elif checkyesno background_fsck; then 135158722Sflz _fsck_cmd="fsck -F" 136158722Sflz else 137158722Sflz _fsck_cmd="fsck" 138158722Sflz fi 139158722Sflz if ! eval ${_fsck_cmd} -p ${_dev} >/dev/null; then 140158722Sflz echo "Fsck failed on ${_dev}, not mounting the filesystem." 141158722Sflz continue 142208060Sdougb 143158722Sflz fi 144158722Sflz else 145158722Sflz newfs ${_newfs} ${_dev} >/dev/null 146158722Sflz fi 147158722Sflz if mount -d ${_dev} 2>&1 >/dev/null; then 148158722Sflz echo "Mounting ${_dev}." 149158722Sflz mount ${_dev} 150158722Sflz fi 151158722Sflz fi 152158722Sflz done 153158722Sflz} 154158722Sflz 155158722Sflzmdconfig_stop() 156158722Sflz{ 157158722Sflz local _md _mp _config _type _dev _file _fs _newfs _i 158158722Sflz 159158722Sflz for _md in ${_mdconfig_list}; do 160158722Sflz init_variables ${_md} 161158722Sflz if [ "${_type}" != "vnode" -o "${_fs}" = "/" ]; then 162158722Sflz for _i in `df ${_dev} 2>/dev/null`; do _mp=${_i}; done 163158722Sflz if [ -z "${_mp}" -o "${_mp}" != "${_mp%%%}" ]; then 164158722Sflz echo "Device ${_dev} isn't mounted." 165158722Sflz else 166158722Sflz echo "Umounting ${_dev}." 167158722Sflz umount ${_dev} 168158722Sflz fi 169158722Sflz if mdconfig -l -u ${_md} >/dev/null 2>&1; then 170158722Sflz echo "Destroying ${_md}." 171158722Sflz mdconfig -d -u ${_md} 172158722Sflz fi 173158722Sflz fi 174158722Sflz done 175158722Sflz} 176158722Sflz 177158722Sflz_mdconfig_cmd="$1" 178158722Sflzif [ $# -gt 0 ]; then 179158722Sflz shift 180158722Sflzfi 181158722Sflz[ -n "$*" ] && _mdconfig_list="$*" 182158722Sflz 183158722Sflzload_rc_config $name 184158722Sflz 185158722Sflzif [ -z "${_mdconfig_list}" ]; then 186264243Sdteske for _mdconfig_config in `list_vars mdconfig_md[0-9]\* | 187264243Sdteske sort_lite -nk1.12` 188264243Sdteske do 189264243Sdteske _mdconfig_unit=${_mdconfig_config#mdconfig_md} 190290163Sdteske [ "${_mdconfig_unit#*[!0-9]}" = "$_mdconfig_unit" ] || 191290163Sdteske continue 192264243Sdteske _mdconfig_list="$_mdconfig_list md$_mdconfig_unit" 193158722Sflz done 194264243Sdteske _mdconfig_list="${_mdconfig_list# }" 195158722Sflzfi 196208060Sdougb 197158722Sflzrun_rc_command "${_mdconfig_cmd}" 198