#!/bin/bash
depend_procedure core base

var_RUNTIME_PACKAGES="svn"

phase_preparation ()
{
	# All things that need to be done manually first
	notify "A few manual things need to happen first..."
	execute worker runtime_network
	SVN_USERNAME=dieter
	ask_password svn #TODO: if user entered incorrect password, the install process will just fail..
	SVN="svn --username $SVN_USERNAME --password $SVN_PASSWORD"
	SVN_BASE=https://192.168.1.2/svn/repos
	TARGET_HOST=desktop-a7n8x #TODO: prompt user for this, or let him pass it as cmdline argument (and check with svn info)

	notify "**** From now on. everything will be automatic. Enjoy the show!" # not true: you need pass for dm_crypt
	_accept_ssl_cert

	execute worker select_source
        execute worker runtime_packages
        #TODO: i should have extra,community,.. (actually even yaourt/aur) available
}


phase_finish ()
{
	execute worker configure_home
}


worker_runtime_network ()
{
	if ask_yesno "Do you want to (re)-configure your networking?"
	then
		#TODO: which function do i need here?
		donetwork #configure network by using library
	else
		notify "Ok. skipping network config"
	fi
}


worker_prepare_disks ()
{
	modprobe dm-crypt || die_error "Cannot modprobe dm-crypt"
	modprobe -q aes-x86-64 || modprobe aes-i586 || die_error "Cannot modprobe aes-x86-64 or aes-i586"

	# Cleanup whatever state the disk is in (that includes previous, failed runs of this script)
	umount /dev/mapper/cryptpool-* 2>/dev/null
	vgremove -f cryptpool 2>/dev/null
	pvremove /dev/mapper/sda2_crypt 2>/dev/null
	cryptsetup luksClose sda2_crypt 2>/dev/null
	dd if=/dev/urandom of=/dev/sda bs=512 count=1

	#TODO: integrate this stuff into the functions in the libs + do error checking and handling
	sfdisk /dev/sda 2>&1 | grep -v 'not have an msdos signature' << EOF
,10,L,*
,,L
EOF
	#TODO: when sfdisk is done, i still have an invalid partition table?
	cryptsetup --batch-mode -c aes-xts-plain -y -s 512 luksFormat /dev/sda2
	cryptsetup luksOpen /dev/sda2 sda2_crypt
	pvcreate /dev/mapper/sda2_crypt
	vgcreate cryptpool /dev/mapper/sda2_crypt
	lvcreate -L 2G   -n swap cryptpool
	lvcreate -L 500M -n tmp  cryptpool
	lvcreate -L 10G  -n home cryptpool
	lvcreate -L 10G  -n root cryptpool
	lvcreate -L 3G   -n var  cryptpool
	for i in home root tmp var
	do
		mkdir -p $var_TARGET_DIR/$i
		mke2fs -j /dev/cryptpool/$i && mount /dev/cryptpool/$i $var_TARGET_DIR/$i
	done

	#TODO fstab? auto-add to fstab with libs? auto mkdir's on target_dir?
	true	
}

worker_package_list ()
{
	$SVN export $SVN_BASE/ddm-configs/$TARGET_HOST/trunk/package-list $var_PKG_FILE || die_error "Could not export package list!"
	TARGET_PACKAGES=`cat $var_PKG_FILE` # beware, there are newlines in it now
	TARGET_PACKAGES=`echo $TARGET_PACKAGES` # not anymore :)
}


worker_install_packages ()
{
        target_prepare_pacman core extra #TODO: it would be better if this was a separate worker, i think
        [ -z "$TARGET_PACKAGES" ] && die_error "No packages listed to be installed!"
        installpkg
}


worker_configure_home ()
{
	#checkout from svn
	true
}


worker_set_clock ()
{
	#timezone="Europe/Brussels"
	#Not doing anything. hwclock is set already and configs are coming from svn anyway..
	true
}

worker_install_bootloader ()
{
	install-grub /dev/sda
}