diff options
Diffstat (limited to 'core/modules/gdisk/data/inc/prepare_localhd.functions')
| -rwxr-xr-x | core/modules/gdisk/data/inc/prepare_localhd.functions | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/core/modules/gdisk/data/inc/prepare_localhd.functions b/core/modules/gdisk/data/inc/prepare_localhd.functions new file mode 100755 index 00000000..45075ab0 --- /dev/null +++ b/core/modules/gdisk/data/inc/prepare_localhd.functions @@ -0,0 +1,163 @@ +#!/bin/ash +# Copyright (c) 2014 - OpenSLX GmbH +# +# This program is free software distributed under the GPL version 2. +# See http://openslx.org/COPYING +# +# If you have any feedback please consult http://openslx.org/feedback and +# send your feedback to feedback@openslx.org +# +# General information about OpenSLX can be found under http://openslx.org +# +# Local hard disk autodetection script for OpenSLX linux stateless clients, +# detecting special GPT partitions + +############################################################################# + +# Patition IDs +# Prefix for all paritions is 0FC63DAF-8483-4772-8E79-9999999999 +# Suffix: +# 44: non-persistent scratch partition +# 45: persistent partiton +# 46: non-persistent openslx partition for config, overlayfs and qcow images + +# We use special non assigned partition type for harddisk scratch +# space, thus no normal filesystem will be incidentally deleted or +# corrupted + +# Set disks to none +ID44= +ID45= +ID46= + +# General formatter for the /tmp partition on a local harddisk +diskfm () { + mopt="" # Global var! + local target="$1" + local fslist="xfs jfs ext4" + local fs + local path + [ $# -ge 2 ] && fslist="$2" + for fs in $fslist ; do + unset available + case $(cat /proc/filesystems) in + *${fs}*) available=yes;; + *) modprobe "${fs}" && available=yes;; + esac + if [ -n "${available}" ]; then + unset found + if which "mkfs.$fs" >/dev/null; then + found=yes + case "mkfs.$fs" in + mkfs.xfs) + fopt="-fq" + ;; + mkfs.jfs) + fopt="-q" + ;; + mkfs.ext4) + fopt="-Fq" + ;; + esac + mkfs.$fs ${fopt} "${target}" + fi + [ -n "$found" ] && break + fi + done +} + +# function format_pid () +# Formats partition with id 44, 45, 46 +# expects id as parameter +# usage: format_pid [44|45|46] +format_pid () { + local fmtpid=$1 + local target + case $fmtpid in + 44) + target=$ID44 + ;; + 45) + target=$ID45 + ;; + 46) + target=$ID46 + ;; + esac + if echo $target | grep -q '/dev/disk/' + then + # check for supported filesystem and formatter + diskfm $target + else + echo "Could not format partition ID $fmtpid" + fi +} + +# function mount_pid () +# Mounts partition with id 44, 45, 46 +# expects id and mountpoint as parameter +# usage: mount_pid [44|45|46] $MNT +mount_pid () { + local mntpid=$1 + local target=$2 + local source + if [ "x$2" = "x" ] + then + echo "No mountpoint specified dummy!" + else + case $mntpid in + 44) + source=$ID44 + ;; + 45) + source=$ID45 + ;; + 46) + source=$ID46 + ;; + esac + mkdir -p $target + if busybox mount -t auto "$source" "$target" + then + [ "x$mntpid}" = "x44" ] && chmod a+rwxt $target + if echo "$target" | grep -Eq "^mnt/|^/mnt/" + then + fstabtarget=$(echo $target | sed -re "s/[/]{0,1}mnt//") + echo -e "$source\t$fstabtarget\tauto\tnoexec\t0 0" \ + >>/mnt/etc/fstab + fi + else + echo "Could not mount partition ID $mntpid" + fi + fi +} + +# Get partition types +hdisks=$(ls /dev/disk/by-path/*-part[0-9]* \ + | sed -re "s,(.*)-part[0-9]*,\1," \ + | sort -u) + +if echo $hdisks | grep -q '/dev/disk/' + then + for hd in $(echo $hdisks) + do + upartid=$(sgdisk -p $hd 2>/dev/null | awk '$6~/FFFF/ {print $1}') + for upt in $(echo $upartid) + do + echo "${hd}-part${upt} $(sgdisk -i $upt $hd)" \ + | awk '$5 ~ /0FC63DAF-8483-4772-8E79-[0]{10}4[4-6]/ \ + {print $5 "=" $1}' \ + | sed -re "s,0FC63DAF-8483-4772-8E79-[0]{10},ID," \ + >> /etc/hdisks.conf + done + done + if [ -r /etc/hdisks.conf ] + then + . /etc/hdisks.conf + echo -e "Partitions found:\n$(cat /etc/hdisks.conf | cut -d'=' -f1)" + else + echo "No pratition IDs 44, 45 or 46 found" + fi + +fi + |