#!/bin/bash

# Slax Installation Script

# $1 mountdir: /media

# $2 Device name: hda, hdb, sda, sdb...

# $3 partition number: sda[1]

# $4 SWAP partition number: sda[2]

# $5 File system type: ext2, ext3, ext4 etc...

# $6 Drive Label: Slax [optional]

# $7 Slax's main folder (default: slax) [optional]

# Example Command line: ./script /media/hdd sda 1 2 ext3 slax64 myslax

# Author: Mert Akengin

# Version: 0.82 (beta)

# Last Update: 2013 June 19



scrname="$0"

helptext="$0: Slax Installation Script;

	Usage: $scrname [mountpoint-dir] [device] [install-partition-num]

	[swap-partition-num] [file-system] [disk-label*]

	[main-folder*] [boot-files*]

	Example: $scrname /media/hdd sda 1 2 ext3 slax64 myslax

	->  This will install to sda1 with 'slax64' labelled ext3 fs. Swap partition will be set on sdb2...

	Module & Bundle data and boot data will search in 'myslax' dir in usb root.

	Note: Attributes with * (star) are OPTIONAL. You don't have to specify these values.

	Note2: You can disable SWAP by just putting 0 (zero) for it..."



if [ "$1" == "--help" ]; then

	echo -e "$helptext"

	exit 1

else

	echo "CHECKING & STARTING..."

fi



if [ ! "$1" ] || [ ! "$2" ] || [ ! "$3" ] || [ ! "$4" ] || [ ! "$5" ] ; then

	echo -e "Wrong Syntax in: $*\nMissing Statement(s)!"

	echo -e "$helptext"

	exit 2

fi



MOUNT="$1"

DEV="$2"

PART="$3"

SWAP="$4"

FILE="$5"

LABEL="$6"



if [ "$7" ]; then

FROM="$7"

else

FROM="slax"

fi



if [ "$8" ]; then

BOOT="$8"

else

BOOT="$FROM/boot"

fi



folders=('bin' 'boot' 'dev' 'etc' 'home' 'lib' 'lib64' 'opt' 'root' 'sbin' 'srv' 'usr' 'var')



LIVE="/mnt/live/memory/data"



filesb="

$LIVE/$FROM/initrfs.img

$LIVE/$FROM/vmlinuz

$LIVE/$BOOT/initrfs.img

$LIVE/$BOOT/vmlinuz

"



EXTL="$LIVE/$BOOT/extlinux.exe"

COM32_1="$LIVE/$BOOT/libcom32.c32"

COM32_2="$LIVE/$BOOT/libutil_com.c32"



if echo $SWAP | grep -q '0' ; then

	SWAP=""

	DEVINFO="Device: $2 (Install on: $2$3 No-Swap-Space)"

else

	SWAP="/dev/$2$4 swap swap defaults 0 0"

	DEVINFO="Device: $2 (Install on: $2$3 Swap: $2$4)"



fi



echo "Before starting installation, make sure your disk well-formatted and ready to use..."

#echo "Starting FDISK as you specified in command line..."

echo "You can verify your disk at this stage! After that, there is no way to return!"

echo "ALL OF YOUR DATA ON SPECIFIED DISK WILL BE ERASED!"

echo "Press [ENTER] to continue, [CTRL+C] to exit."

read junk



echo "Notes about your input: "

echo "Mount point: $1"

echo "$DEVINFO"

echo "Target file-system format ($2$3): $5"

echo "File system label *If exists*($2$3): $6"

echo -n "Are these values are true? [Y/N]: "

read junk



if echo $junk | grep -qi 'y' ; then

	echo "Proceeding Setup..."

else

	echo "Cancelled by user..."

	exit 3

fi



#fdisk /dev/$2

if [ "$6" ]; then

	mkfs.$5 /dev/$2$3 -L "$6"

else

	mkfs.$5 /dev/$2$3

fi



if [ "$SWAP" ]; then

	mkfs.swap /dev/$2$4 -L slax-swap

fi



mkdir "$1" &>/dev/null

mount /dev/$2$3 "$1"



for dir in ${folders[*]}

do

	echo -n "Copying /$dir ..."

	cp -R --preserve=all /"$dir" "$1" && echo "				[ OK ]"

done



echo -n "Creating system directories..."

mkdir -p "$1"/media

mkdir -p "$1"/mnt

mkdir -p "$1"/opt

mkdir -p "$1"/proc

mkdir -p "$1"/sys

mkdir -p "$1"/tmp

echo "			[ OK ]"



echo -n "Creating FSTAB..."

echo -e "

aufs / aufs defaults 0 0

/dev/$2$3 / $5 defaults 1 1

/dev/cdrom /mnt/cdrom auto noauto,owner,ro 0 0

/dev/fd0 /mnt/floppy auto noauto,owner 0 0

devpts /dev/pts devpts gid=5,mode=620 0 0

proc /proc proc defaults 0 0

tmpfs /dev/shm tmpfs defaults 0 0

none /mnt/slaxdrive slaxdrive defaults 0 0

$SWAP" > "$1"/etc/fstab && echo "				[ OK ]"



echo -n "Creating MTAB..."

echo -e "

/dev/root / $5 rw,errors=continue,data=ordered 0 0

proc /proc proc rw 0 0

sysfs /sys sysfs rw 0 0

usbfs /proc/bus/usb usbfs rw 0 0

tmpfs /dev/shm tmpfs rw 0 0

" > "$1"/etc/mtab_ && echo "				[ OK ]"



echo -n "Copying BOOT data..."





for file in $(echo "$filesb")

do

	if [ -f "$file" ]; then

		cp "$file" "$1"/boot/

	fi

done



cp "$LIVE"/"$BOOT"/*.c32 "$1"/boot/



if [ -f "$COM32_1" ]; then

	cp "$COM32_1" "$1"/boot/

fi



if [ -f "$COM32_2" ]; then

	cp "$COM32_2" "$1"/boot/

fi



echo "				[ OK ]"



echo -n "Installing Boot-Sector..."

#cat "$1"/boot/mbr.bin > /dev/$2

cat "$LIVE"/"$BOOT"/mbr.bin > /dev/$2

echo "			[ OK ]"

if [ ! -e "$EXTL" ]; then

	echo -e "Could not found 'extlinux' binary..."

	echo -n "Please enter location of 'EXTLINUX' binary: "

	read EXTL

fi

"$EXTL" --install "$1"/boot/

echo "Installing Boot-Loader...			[ OK ]"



##### ASKING SOME... #####

echo -n "Do you want to start X-Server automatically right after boot? [Y/N]: "

read bootopt

if echo $bootopt | grep -qi 'y' ; then

	flags="xmode,$flags"

fi

echo -n "Do you want to start PXE Server automatically right after boot? [Y/N]: "

read bootopt

if echo $bootopt | grep -qi 'y' ; then

	flags="pxe,$flags"

fi

echo -n "Enter VGA= parameter or leave it empty for default [normal]: "

read bootopt

if [ "$bootopt" ]; then

	vga="$bootopt"

else

	vga="normal"

fi

###-----###



echo -n "Creating SYSLINUX.CFG..."

echo -e "

UI /boot/vesamenu.c32

MENU TITLE Slax | Syslinux

PROMPT 0

TIMEOUT 10

LABEL Slax

MENU LABEL Slax 7

KERNEL /boot/vmlinuz

APPEND root=/dev/$2$3 printk.time=0 vga=$vga ro quiet slax.flags=$flags

" > "$1"/boot/extlinux.conf

echo "			[ OK ]"



if [ "$LABEL" ]; then

	sed 's/hostname=slax//g' /etc/NetworkManager/NetworkManager.conf > "$1"/etc/NetworkManager/NetworkManager.conf

	echo "hostname=$LABEL" >> "$1"/etc/NetworkManager/NetworkManager.conf

fi



modprobe -c >> "$1"/lib/modprobe.d/slax-modules.conf

echo "\l `uname -o` \r | `cat /etc/slax-version` | \t - \d

>>	\n @ \o

\s \m \v

>>	\U logged in.

" >"$1"/etc/issue

echo -n "Last question: Do you want to enable auto-login of root?

(This may cause security issues) [Y/N]: "

read autologin

if echo $autologin | grep -qi 'y' ; then

	passwd -d root

	cp /etc/{shadow,passwd} "$1"/etc/

	sed 's/agetty/agetty -a root/g' /etc/inittab > "$1"/etc/inittab

fi

sed 's/\ --noclear//g' "$1"/etc/inittab > "$1"/inittab

rm -f "$1"/etc/inittab && mv "$1"/inittab "$1"/etc/



echo -n "Unmounting File Systems..."

umount /dev/$2$3

echo "			[ OK ]"



echo " --- "

echo "

Setup is (seems to be) completed.

If you haven't set your partition active, set it now!

Then reboot your computer!

PS. Do 'fdisk /dev/$2' command

Then press [A] and hit [ENTER]

Press $3 and hit [ENTER] again.

For saving and writing changes, press [W] and hit [ENTER] "

exit 0