131 lines
3.3 KiB
Bash
131 lines
3.3 KiB
Bash
#!/bin/sh
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#
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# $NetBSD: special_media,v 1.1 2018/01/09 03:31:14 christos Exp $
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#
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# Print newline-separated list of devices available for mounting.
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# If there is a filesystem label - use it, otherwise use device name.
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print_available() {
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local _fstype _fstype_and_label _label _p
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for _p in ${DEVICES}; do
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_fstype_and_label="$(fstyp -l "/dev/${_p}" 2> /dev/null)"
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if [ $? -ne 0 ]; then
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# Ignore devices for which we were unable
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# to determine filesystem type.
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continue
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fi
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_fstype="${_fstype_and_label%% *}"
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if [ "${_fstype}" != "${_fstype_and_label}" ]; then
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_label="${_fstype_and_label#* }"
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# Replace plus signs and slashes with minuses;
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# leading plus signs have special meaning in maps,
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# and multi-component keys are just not supported.
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_label="$(echo ${_label} | sed 's,[+/],-,g')"
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echo "${_label}"
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continue
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fi
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echo "${_p}"
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done
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}
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# Print a single map entry.
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print_map_entry() {
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local _fstype _p
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_fstype="$1"
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_p="$2"
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case "${_fstype}" in
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"exfat")
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if [ -f "/usr/local/sbin/mount.exfat" ]; then
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echo "-mountprog=/usr/local/sbin/mount.exfat,fstype=${_fstype},nosuid :/dev/${_p}"
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else
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/usr/bin/logger -p info -t "special_media[$$]" \
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"Cannot mount ${_fstype} formatted device /dev/${_p}: Install sysutils/fusefs-exfat first"
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exit 1
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fi
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;;
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"ntfs")
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if [ -f "/usr/local/bin/ntfs-3g" ]; then
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echo "-mountprog=/usr/local/bin/ntfs-3g,fstype=${_fstype},nosuid :/dev/${_p}"
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else
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/usr/bin/logger -p info -t "special_media[$$]" \
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"Cannot mount ${_fstype} formatted device /dev/${_p}: Install sysutils/fusefs-ntfs first"
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exit 1
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fi
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;;
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"ext2fs" | "msdosfs")
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echo "-fstype=${_fstype},nosuid,async :/dev/${_p}"
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;;
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*)
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echo "-fstype=${_fstype},nosuid :/dev/${_p}"
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;;
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esac
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}
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# Determine map entry contents for the given key and print out the entry.
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print_one() {
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local _fstype _fstype_and_label _label _key _p
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_key="$1"
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_fstype="$(fstyp "/dev/${_key}" 2> /dev/null)"
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if [ $? -eq 0 ]; then
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print_map_entry "${_fstype}" "${_key}"
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return
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fi
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for _p in ${DEVICES}; do
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_fstype_and_label="$(fstyp -l "/dev/${_p}" 2> /dev/null)"
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if [ $? -ne 0 ]; then
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# Ignore devices for which we were unable
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# to determine filesystem type.
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continue
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fi
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_fstype="${_fstype_and_label%% *}"
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if [ "${_fstype}" = "${_fstype_and_label}" ]; then
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# No label, try another device.
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continue
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fi
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_label="${_fstype_and_label#* }"
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# Replace plus signs and slashes with minuses;
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# leading plus signs have special meaning in maps,
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# and multi-component keys are just not supported.
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_label="$(echo ${_label} | sed 's,[+/],-,g')"
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if [ "${_label}" != "${_key}" ]; then
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# Labels don't match, try another device.
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continue
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fi
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print_map_entry "${_fstype}" "${_p}"
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done
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# No matching device - don't print anything, autofs will handle it.
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}
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# XXX: -media map is unusable at the moment.
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# This script needs to be able to get the list of devices/partitions. FreeBSD can do this via GEOM sysctl.
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#HW_DISKNAMES=$(sysctl hw.disknames)
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#if [ $? -ne 0 ]; then
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# exit 1
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#fi
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# Cut "hw.disknames =" and ignore the next " " before names start.
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#DEVICES=$(echo ${HW_DISKNAMES} | awk '{$1=$2=""; print substr($0,3)}' | awk '{gsub(" ", "\n"); print}' | sort)
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# ${DEVICES} should contain one device/partition for each line.
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DEVICES=""
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if [ $# -eq 0 ]; then
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print_available
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exit 0
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fi
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print_one "$1"
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exit 0
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