mirror of
https://git.hardenedbsd.org/hardenedbsd/HardenedBSD.git
synced 2024-12-25 12:02:01 +01:00
150 lines
2.9 KiB
Bash
Executable File
150 lines
2.9 KiB
Bash
Executable File
#!/bin/sh
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#
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# $FreeBSD$
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#
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# PROVIDE: cfumass
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# REQUIRE: var
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# KEYWORD: nojail
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. /etc/rc.subr
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name="cfumass"
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desc="Configure the LUN for device mode USB mass storage"
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rcvar="cfumass_enable"
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start_cmd="${name}_start"
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stop_cmd="${name}_stop"
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extra_commands="reload"
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reload_cmd="${name}_start"
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: ${cfumass_dir:=/var/cfumass}
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: ${cfumass_image:=/var/tmp/cfumass.img}
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: ${cfumass_vendor:="FreeBSD"}
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: ${cfumass_product:="cfumass(4)"}
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remove_luns()
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{
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local _lun _luns
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_luns=`ctladm devlist -b block -v | awk '
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$1 ~ /^[0-9]+$/ {
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lun = $1
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}
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$1 == "file='"${cfumass_image}"'" {
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print lun
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}'`
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for _lun in ${_luns}; do
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ctladm remove -b block -l "${_lun}" > /dev/null
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done
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}
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cfumass_start()
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{
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local err _files _template _new_template
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if [ ! -d "${cfumass_dir}" ]; then
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warn "${cfumass_dir} does not exist"
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return 1
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fi
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_files=`find "${cfumass_dir}" -newer "${cfumass_image}" -print 2> /dev/null`
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if [ ! -e "${cfumass_image}" -o -n "${_files}" ]; then
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# The image doesn't exist or is out of date.
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makefs -t cd9660 -o label="${cfumass_vendor}" \
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-o rockridge "${cfumass_image}" "${cfumass_dir}"
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err=$?
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if [ "${err}" -ne 0 ]; then
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warn "unable to create ${cfumass_image}"
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return "${err}"
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fi
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fi
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remove_luns
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ctladm create -b block -o file="${cfumass_image}" -o readonly=on \
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-o vendor="${cfumass_vendor}" -o product="${cfumass_product}" \
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-S 0 > /dev/null
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err=$?
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if [ "${err}" -ne 0 ]; then
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warn "unable to create CTL LUN"
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return "${err}"
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fi
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load_kld -e cfumass cfumass
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# If the template is already switched to Mass Storage, then reset
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# it to -1 to force the host to reenumerate it; otherwise it might
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# not notice the new LUN.
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_template=`sysctl -n hw.usb.template`
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if [ "${_template}" -eq 0 ]; then
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sysctl hw.usb.template=-1 > /dev/null
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err=$?
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if [ "${err}" -ne 0 ]; then
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warn "unable to set hw.usb.template sysctl"
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return "${err}"
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fi
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fi
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# Set the template number based on the current one.
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_template=`sysctl -n hw.usb.template`
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case "${_template}" in
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-1)
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_new_template="0"
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;;
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8)
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_new_template="10"
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;;
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*)
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warn "hw.usb.template sysctl set to neither -1 nor 8; not changing"
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_new_template=""
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;;
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esac
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if [ -n "${_new_template}" ]; then
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sysctl hw.usb.template="${_new_template}" > /dev/null
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err=$?
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if [ "${err}" -ne 0 ]; then
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warn "unable to set hw.usb.template sysctl to ${_new_template}"
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return "${err}"
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fi
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fi
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}
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cfumass_stop()
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{
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local err _template _new_template
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remove_luns
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_template=`sysctl -n hw.usb.template`
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case "${_template}" in
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0)
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_new_template="-1"
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;;
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10)
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_new_template="8"
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;;
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*)
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warn "hw.usb.template sysctl set to neither 0 nor 10; not changing"
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_new_template=""
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;;
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esac
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if [ -n "${_new_template}" ]; then
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sysctl hw.usb.template="${_new_template}" > /dev/null
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err=$?
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if [ "${err}" -ne 0 ]; then
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warn "unable to set hw.usb.template sysctl to ${_new_template}"
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return "${err}"
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fi
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fi
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}
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load_rc_config $name
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run_rc_command "$1"
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