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get_options.sh
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get_options.sh
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#!/bin/bash
# read config
#. /tmp/install.vars
#
# (c) 2009-2018, Hetzner Online GmbH
#
# check command line params / options
while getopts "han:b:r:l:i:p:v:d:f:c:R:s:z:x:gkK:t:u:G:" OPTION ; do
case $OPTION in
# help
h)
echo
echo "usage: installimage [options]"
echo
echo " without any options, installimage starts in interactive mode."
echo " possible options are:"
echo
echo " -h display this help"
echo
echo " -a automatic mode / batch mode - use this in combination"
echo " with the options below to install without further"
echo " interaction. there will be no further confirmations"
echo " for deleting disks / all your data, so use with care!"
echo
echo " -c <configfile> use the specified config file in"
echo " $CONFIGSPATH for autosetup. when using"
echo " this option, no other options except '-a' are accepted."
echo
echo " -x <post-install> Use this file as post-install script, that will be executed after"
echo " installation inside the chroot."
echo
echo " -n <hostname> set the specified hostNAME."
echo " -r <yes|no> activate software RAID or not."
echo " -l <0|1|5|6|10> set the specified raid LEVEL."
echo " -i <imagepath> use the specified IMAGE to install (full path to the OS image)"
echo " - supported image sources: local dir, ftp, http, nfs"
echo " - supported image types: tar,tar.gz,tar.bz,tar.bz2,tar.xz,tar.zst,tgz,tbz,txz"
echo " examples:"
echo " - local: /path/to/image/filename.tar.gz"
echo " - ftp: ftp://<user>:<password>@hostname/path/to/image/filename.tar.bz2"
echo " - http: http://<user>:<password>@hostname/path/to/image/filename.tbz"
echo " - https: https://<user>:<password>@hostname/path/to/image/filename.tbz"
echo " - nfs: hostname:/path/to/image/filename.tgz"
echo " -g Use this to force validation of the image file with detached GPG signature."
echo " If the image is not valid, the installation will abort."
echo " -p <partitions> define the PARTITIONS to create, example:"
echo " - regular partitions: swap:swap:4G,/:ext3:all"
echo " - lvm setup example: /boot:ext2:256M,lvm:vg0:all"
echo " -v <logical volumes> define the logical VOLUMES you want to be created"
echo " - example: vg0:root:/:ext3:20G,vg0:swap:swap:swap:4G"
echo " -d <drives> /dev names of DRIVES to use, e.g.: sda or sda,sdb"
echo " -f <yes|no> FORMAT the second drive (if not used for raid)?"
echo " -s <de|en> Language to use for different things (e.g.PLESK)"
echo " -z PLESK_<Version> Install optional software like PLESK with version <Version>"
echo " -K <path/url> Install SSH-Keys from file/URL"
echo ' -t <yes|no> Take over rescue system SSH public keys'
echo ' -u <yes|no> Allow usb drives'
echo ' -G <yes|no> Generate new SSH host keys (default: yes)'
echo
exit 0
;;
# config file (file.name)
c)
if [ -e "$CONFIGSPATH/$OPTARG" ] ; then
OPT_CONFIGFILE=$CONFIGSPATH/$OPTARG
elif [ -e "$OPTARG" ] ; then
OPT_CONFIGFILE=$OPTARG
else
msg="=> FAILED: config file $OPT_CONFIGFILE for autosetup not found"
debug "$msg"
echo -e "${RED}$msg${NOCOL}"
exit 1
fi
debug "# use config file $OPT_CONFIGFILE for autosetup"
echo "$OPT_CONFIGFILE" | grep "^/" >/dev/null || OPT_CONFIGFILE="$(pwd)/$OPT_CONFIGFILE"
cp "$OPT_CONFIGFILE" /autosetup
if grep -q PASSWD /autosetup ; then
echo -e "\n\n${RED}Please enter the PASSWORD for $OPT_CONFIGFILE:${NOCOL}"
echo -e "${YELLOW}(or edit /autosetup manually and run installimage without params)${NOCOL}\n"
echo -en "PASSWORD: "
read -s imagepasswd
sed -i /autosetup -e "s/PASSWD/$imagepasswd/"
fi
;;
# post-install file (file.name)
x)
if [ -e "$POSTINSTALLPATH/$OPTARG" ] ; then
OPT_POSTINSTALLFILE=$POSTINSTALLPATH/$OPTARG
elif [ -e "$OPTARG" ] ; then
OPT_POSTINSTALLFILE=$OPTARG
else
msg="=> FAILED: post-install file $OPT_POSTINSTALLFILE not found or not executable"
debug "$msg"
echo -e "${RED}$msg${NOCOL}"
exit 1
fi
debug "# use post-install file $OPT_POSTINSTALLFILE"
echo "$OPT_POSTINSTALLFILE" | grep "^/" >/dev/null || OPT_POSTINSTALLFILE="$(pwd)/$OPT_POSTINSTALLFILE"
ln -sf "$OPT_POSTINSTALLFILE" /post-install
;;
# automatic mode
a) OPT_AUTOMODE=1 ;;
# hostname (host.domain.tld)
n)
OPT_HOSTNAME=$OPTARG
if [ -e /autosetup ]; then
sed -i /autosetup -e "s/HOSTNAME.*/HOSTNAME $OPT_HOSTNAME/"
fi
;;
# raid (on|off|true|false|yes|no|0|1)
r)
case $OPTARG in
off|false|no|0) OPT_SWRAID=0 ;;
on|true|yes|1) OPT_SWRAID=1 ;;
esac
;;
# raidlevel (0|1)
l) OPT_SWRAIDLEVEL=$OPTARG ;;
# image
# e.g.: file.tar.gz | http://domain.tld/file.tar.gz
i)
[ -f "$IMAGESPATH/$OPTARG" ] && OPT_IMAGE="$IMAGESPATH/$OPTARG" || OPT_IMAGE="$OPTARG"
IMAGENAME=$(basename "$OPT_IMAGE")
IMAGENAME=${IMAGENAME/.tar.gz/}
IMAGENAME=${IMAGENAME/.tar.bz/}
IMAGENAME=${IMAGENAME/.tar.bz2/}
IMAGENAME=${IMAGENAME/.tar.xz/}
IMAGENAME=${IMAGENAME/.tar/}
IMAGENAME=${IMAGENAME/.tgz/}
IMAGENAME=${IMAGENAME/.tbz/}
IMAGENAME=${IMAGENAME/.txz/}
IMAGENAME=${IMAGENAME/.bin.bz2/}
IMAGENAME=${IMAGENAME/.bin/}
if [[ "$IMAGENAME" == 'Archlinux-2017-64-minimal' ]] && ! [[ -s "$OPT_IMAGE" ]]; then
IMAGENAME='archlinux-latest-64-minimal'
OPT_IMAGE="$IMAGESPATH$IMAGENAME.tar.gz"
fi
if [[ "$IMAGENAME" == 'Archlinux-latest-64-minimal' ]] && ! [[ -s "$OPT_IMAGE" ]]; then
IMAGENAME='archlinux-latest-64-minimal'
OPT_IMAGE="$IMAGESPATH$IMAGENAME.tar.gz"
fi
;;
# partitions
# e.g.: swap:swap:4G,/boot:ext2:256M,/:ext3:all | /boot:ext2:256M,lvm:vg0:all
p)
OPT_PARTITIONS=$OPTARG
OPT_PARTS=''
OLD_IFS="$IFS"
IFS=","
for part in $OPT_PARTITIONS ; do
OPT_PARTS="$OPT_PARTS\nPART "
IFS=":"
for val in $part ; do
OPT_PARTS="$OPT_PARTS $val "
done
done
IFS="$OLD_IFS"
;;
# logical volumes
# e.g.: vg0:swap:swap:swap:4G,vg0:root:/:ext3:20G,vg0:tmp:/tmp:ext3:5G
v)
OPT_VOLUMES=$OPTARG
OPT_LVS=''
OLD_IFS="$IFS"
IFS=","
for lv in $OPT_VOLUMES ; do
OPT_LVS="$OPT_LVS\nLV "
IFS=":"
for val in $lv ; do
OPT_LVS="$OPT_LVS $val "
done
done
IFS="$OLD_IFS"
;;
# drives
# e.g.: sda,sdb | sda
d)
OPT_DRIVES=$OPTARG
sel_drives="${OPT_DRIVES//,/ }"
i=1
for optdrive in $sel_drives ; do
eval OPT_DRIVE$i="$optdrive"
let i=i+1
done
;;
# format second drive (on|off|true|false|yes|no|0|1)
f)
case $OPTARG in
off|false|no|0) export OPT_FORMATDRIVE2=0 ;;
on|true|yes|1) export OPT_FORMATDRIVE2=1 ;;
esac
;;
s)
export OPT_LANGUAGE="$OPTARG"
;;
z)
export OPT_INSTALL="$OPTARG"
;;
# URL to open after first boot of the new system. Used by the
# Robot for automatic installations.
R)
export ROBOTURL="$OPTARG"
;;
# force signature validating of the image file
g)
export OPT_FORCE_SIGN="1"
;;
K)
if [ "$OPTARG" ]; then
export OPT_SSHKEYS_URL="$OPTARG"
export OPT_USE_SSHKEYS="1"
else
msg="=> FAILED: cannot install ssh-keys without a source"
debug "$msg"
echo -e "${RED}$msg${NOCOL}"
exit 1
fi
;;
t)
if [[ -z "$OPTARG" ]] || [[ "${OPTARG,,}" == 'yes' ]]; then
export OPT_TAKE_OVER_RESCUE_SYSTEM_SSH_PUBLIC_KEYS='yes'
else
export OPT_TAKE_OVER_RESCUE_SYSTEM_SSH_PUBLIC_KEYS='no'
fi
;;
u)
[[ -z "$OPTARG" ]] || [[ "${OPTARG,,}" == 'yes' ]] && export ALLOW_USB_DRIVES='1'
;;
G)
if [[ -n "$OPTARG" ]]; then
if [[ "${OPTARG,,}" == 'no' ]]; then
export GENERATE_NEW_SSH_HOST_KEYS=no
else
export GENERATE_NEW_SSH_HOST_KEYS=yes
fi
fi
;;
esac
done
# VALIDATION
if [ "$OPT_AUTOMODE" -a -z "$OPT_IMAGE" -a -z "$OPT_CONFIGFILE" ] ; then
echo -e "\n${RED}ERROR: in automatic mode you need to specify an image and a config file!${NOCOL}\n"
debug "=> FAILED, no image given"
exit 1
fi
if [ "$OPT_USE_SSHKEYS" -a -z "$OPT_SSHKEYS_URL" ]; then
msg="=> FAILED: Should install SSH keys, but key URL not set."
debug "$msg"
echo -e "${RED}$msg${NOCOL}"
exit 1
fi
# DEBUG:
[ "$OPT_CONFIGFILE" ] && debug "# OPT_CONFIGFILE: $OPT_CONFIGFILE"
[ "$OPT_HOSTNAME" ] && debug "# OPT_HOSTNAME: $OPT_HOSTNAME"
[ "$OPT_SWRAID" ] && debug "# OPT_SWRAID: $OPT_SWRAID"
[ "$OPT_SWRAIDLEVEL" ] && debug "# OPT_SWRAIDLEVEL: $OPT_SWRAIDLEVEL"
[ "$OPT_IMAGE" ] && debug "# OPT_IMAGE: $OPT_IMAGE"
[ "$OPT_PARTITIONS" ] && debug "# OPT_PARTITIONS: $OPT_PARTITIONS"
[ "$OPT_VOLUMES" ] && debug "# OPT_VOLUMES: $OPT_VOLUMES"
[ "$OPT_DRIVES" ] && debug "# OPT_DRIVES: $OPT_DRIVES"
[ "$OPT_FORMATDRIVE2" ] && debug "# OPT_FORMATDRIVE2: $OPT_FORMATDRIVE2"
[ "$OPT_INSTALL" ] && debug "# OPT_INSTALL: $OPT_INSTALL"
[ "$OPT_FORCE_SIGN" ] && debug "# OPT_FORCE_SIGN: $OPT_FORCE_SIGN"
[ "$OPT_USE_SSHKEYS" ] && debug "# OPT_USE_SSHKEYS: $OPT_USE_SSHKEYS"
[ "$OPT_SSHKEYS_URL" ] && debug "# OPT_SSHKEYS_URL: $OPT_SSHKEYS_URL"
[ "$OPT_TAKE_OVER_RESCUE_SYSTEM_SSH_PUBLIC_KEYS" ] && debug "# OPT_TAKE_OVER_RESCUE_SYSTEM_SSH_PUBLIC_KEYS: $OPT_TAKE_OVER_RESCUE_SYSTEM_SSH_PUBLIC_KEYS"
# vim: ai:ts=2:sw=2:et