1#!/bin/sh 2# 3# 4 5# PROVIDE: cfumass 6# REQUIRE: var 7# KEYWORD: nojail 8 9. /etc/rc.subr 10 11name="cfumass" 12desc="Configure the LUN for device mode USB mass storage" 13rcvar="cfumass_enable" 14 15start_cmd="${name}_start" 16stop_cmd="${name}_stop" 17 18extra_commands="reload" 19reload_cmd="${name}_start" 20 21: ${cfumass_dir:=/var/cfumass} 22: ${cfumass_image:=/var/tmp/cfumass.img} 23: ${cfumass_vendor:="FreeBSD"} 24: ${cfumass_product:="cfumass(4)"} 25 26remove_luns() 27{ 28 local _lun _luns 29 30 _luns=`ctladm devlist -b block -v | awk ' 31 32 $1 ~ /^[0-9]+$/ { 33 lun = $1 34 } 35 36 $1 == "file='"${cfumass_image}"'" { 37 print lun 38 }'` 39 40 for _lun in ${_luns}; do 41 ctladm remove -b block -l "${_lun}" > /dev/null 42 done 43} 44 45cfumass_start() 46{ 47 local err _files _template _new_template 48 49 if [ ! -d "${cfumass_dir}" ]; then 50 warn "${cfumass_dir} does not exist" 51 return 1 52 fi 53 54 _files=`find "${cfumass_dir}" -newer "${cfumass_image}" -print 2> /dev/null` 55 if [ ! -e "${cfumass_image}" -o -n "${_files}" ]; then 56 # The image doesn't exist or is out of date. 57 makefs -t cd9660 -o label="${cfumass_vendor}" \ 58 -o rockridge "${cfumass_image}" "${cfumass_dir}" 59 err=$? 60 if [ "${err}" -ne 0 ]; then 61 warn "unable to create ${cfumass_image}" 62 return "${err}" 63 fi 64 fi 65 66 remove_luns 67 68 ctladm create -b block -o file="${cfumass_image}" -o readonly=on \ 69 -o vendor="${cfumass_vendor}" -o product="${cfumass_product}" \ 70 -S 0 > /dev/null 71 err=$? 72 if [ "${err}" -ne 0 ]; then 73 warn "unable to create CTL LUN" 74 return "${err}" 75 fi 76 77 load_kld -e cfumass cfumass 78 79 # If the template is already switched to Mass Storage, then reset 80 # it to -1 to force the host to reenumerate it; otherwise it might 81 # not notice the new LUN. 82 _template=`sysctl -n hw.usb.template` 83 if [ "${_template}" -eq 0 ]; then 84 sysctl hw.usb.template=-1 > /dev/null 85 err=$? 86 if [ "${err}" -ne 0 ]; then 87 warn "unable to set hw.usb.template sysctl" 88 return "${err}" 89 fi 90 fi 91 92 # Set the template number based on the current one. 93 _template=`sysctl -n hw.usb.template` 94 case "${_template}" in 95 -1) 96 _new_template="0" 97 ;; 98 8) 99 _new_template="10" 100 ;; 101 *) 102 warn "hw.usb.template sysctl set to neither -1 nor 8; not changing" 103 _new_template="" 104 ;; 105 esac 106 107 if [ -n "${_new_template}" ]; then 108 sysctl hw.usb.template="${_new_template}" > /dev/null 109 err=$? 110 if [ "${err}" -ne 0 ]; then 111 warn "unable to set hw.usb.template sysctl to ${_new_template}" 112 return "${err}" 113 fi 114 fi 115} 116 117cfumass_stop() 118{ 119 local err _template _new_template 120 121 remove_luns 122 123 _template=`sysctl -n hw.usb.template` 124 case "${_template}" in 125 0) 126 _new_template="-1" 127 ;; 128 10) 129 _new_template="8" 130 ;; 131 *) 132 warn "hw.usb.template sysctl set to neither 0 nor 10; not changing" 133 _new_template="" 134 ;; 135 esac 136 137 if [ -n "${_new_template}" ]; then 138 sysctl hw.usb.template="${_new_template}" > /dev/null 139 err=$? 140 if [ "${err}" -ne 0 ]; then 141 warn "unable to set hw.usb.template sysctl to ${_new_template}" 142 return "${err}" 143 fi 144 fi 145} 146 147load_rc_config $name 148run_rc_command "$1" 149