#!/bin/sh

## live-build(7) - System Build Scripts
## Copyright (C) 2006-2015 Daniel Baumann <mail@daniel-baumann.ch>
##
## This program comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
## This is free software, and you are welcome to redistribute it
## under certain conditions; see COPYING for details.


set -e

# Including common functions
[ -e "${LIVE_BUILD}/scripts/build.sh" ] && . "${LIVE_BUILD}/scripts/build.sh" || . /usr/lib/live/build.sh

# Setting static variables
DESCRIPTION="$(Echo 'manage /etc/apt/sources.list')"
HELP=""
USAGE="${PROGRAM} [--force]"

_PASS="${1:-binary}"
if [ -n "${1}" ]
then
	shift
fi

Arguments "${@}"

# Reading configuration files
Read_conffiles config/all config/common config/bootstrap config/system config/binary config/source
Set_defaults

# Requiring stage file
Require_stagefile .build/config .build/bootstrap

case "${LB_DERIVATIVE}" in
	true)
		_PARENT_FILE="sources.list.d/debian.list"
	;;

	false)
		_PARENT_FILE="sources.list"
		;;
esac

Echo_message "Configuring file /etc/apt/sources.list"

# Checking stage file
Check_stagefile .build/chroot_archives

# Checking lock file
Check_lockfile .lock

# Creating lock file
Create_lockfile .lock

# Restoring cache
Restore_cache cache/packages.chroot

# Configure custom sources.list

if echo "${LB_PARENT_MIRROR_CHROOT}" | grep -q '^file:/'
then
    Chroot_bind_path chroot "$(echo ${LB_PARENT_MIRROR_CHROOT} | sed -e 's|file:||')"
fi

cat > chroot/etc/apt/${_PARENT_FILE} << EOF
deb ${LB_PARENT_MIRROR_CHROOT} ${LB_PARENT_DISTRIBUTION} ${LB_PARENT_ARCHIVE_AREAS}
EOF

if [ "${_PASS}" = "source" ] || [ "${LB_APT_SOURCE_ARCHIVES}" = "true" ]
then
	echo "deb-src ${LB_PARENT_MIRROR_CHROOT} ${LB_PARENT_DISTRIBUTION} ${LB_PARENT_ARCHIVE_AREAS}" >> chroot/etc/apt/${_PARENT_FILE}
fi

if [ "${LB_DERIVATIVE}" = "true" ]
then
	rm -f chroot/etc/apt/sources.list.d/${LB_MODE}.list

	_DISTRIBUTION="$(echo ${LB_DISTRIBUTION} | sed -e 's|-backports||')"

	echo "deb ${LB_MIRROR_CHROOT} ${_DISTRIBUTION} ${LB_ARCHIVE_AREAS}" >> chroot/etc/apt/sources.list.d/${LB_MODE}.list

	if [ "${_PASS}" = "source" ] || [ "${LB_APT_SOURCE_ARCHIVES}" = "true" ]
	then
		echo "deb-src ${LB_MIRROR_CHROOT} ${_DISTRIBUTION} ${LB_ARCHIVE_AREAS}" >> chroot/etc/apt/sources.list.d/${LB_MODE}.list
	fi
fi

if [ "${LB_SECURITY}" = "true" ]
then
	case "${LB_MODE}" in
		debian|progress-linux)
			case "${LB_PARENT_DISTRIBUTION}" in
				sid)

					;;

				*)
					echo "deb ${LB_PARENT_MIRROR_CHROOT_SECURITY} ${LB_PARENT_DISTRIBUTION}/updates ${LB_PARENT_ARCHIVE_AREAS}" >> chroot/etc/apt/${_PARENT_FILE}

					if [ "${_PASS}" = "source" ] || [ "${LB_APT_SOURCE_ARCHIVES}" = "true" ]
					then
						echo "deb-src ${LB_PARENT_MIRROR_CHROOT_SECURITY} ${LB_PARENT_DISTRIBUTION}/updates ${LB_PARENT_ARCHIVE_AREAS}" >> chroot/etc/apt/${_PARENT_FILE}
					fi
					;;
			esac

			if [ "${LB_MODE}" = progress-linux ]
			then
				echo "deb ${LB_MIRROR_CHROOT_SECURITY} ${_DISTRIBUTION}-security ${LB_ARCHIVE_AREAS}" >> chroot/etc/apt/sources.list.d/${LB_MODE}.list

				if [ "${_PASS}" = "source" ] || [ "${LB_APT_SOURCE_ARCHIVES}" = "true" ]
				then
					echo "deb-src ${LB_MIRROR_CHROOT_SECURITY} ${_DISTRIBUTION}-security ${LB_ARCHIVE_AREAS}" >> chroot/etc/apt/sources.list.d/${LB_MODE}.list
				fi
			else
				if [ "${LB_DERIVATIVE}" = "true" ]
				then
					echo "deb ${LB_MIRROR_CHROOT_SECURITY} ${_DISTRIBUTION}/updates ${LB_ARCHIVE_AREAS}" >> chroot/etc/apt/sources.list.d/${LB_MODE}.list

					if [ "${_PASS}" = "source" ] || [ "${LB_APT_SOURCE_ARCHIVES}" = "true" ]
					then
						echo "deb-src ${LB_MIRROR_CHROOT_SECURITY} ${_DISTRIBUTION}/updates ${LB_ARCHIVE_AREAS}" >> chroot/etc/apt/sources.list.d/${LB_MODE}.list
					fi
				fi
			fi
			;;
	esac
fi

if [ "${LB_UPDATES}" = "true" ]
then
	echo "deb ${LB_PARENT_MIRROR_CHROOT} ${LB_PARENT_DISTRIBUTION}-updates ${LB_PARENT_ARCHIVE_AREAS}" >> chroot/etc/apt/${_PARENT_FILE}

	if [ "${_PASS}" = "source" ] || [ "${LB_APT_SOURCE_ARCHIVES}" = "true" ]
	then
		echo "deb-src ${LB_PARENT_MIRROR_CHROOT} ${LB_PARENT_DISTRIBUTION}-updates ${LB_PARENT_ARCHIVE_AREAS}" >> chroot/etc/apt/${_PARENT_FILE}
	fi

	if [ "${LB_DERIVATIVE}" = "true" ]
	then
		echo "deb ${LB_MIRROR_CHROOT} ${_DISTRIBUTION}-updates ${LB_ARCHIVE_AREAS}" >> chroot/etc/apt/sources.list.d/${LB_MODE}.list

		if [ "${_PASS}" = "source" ] || [ "${LB_APT_SOURCE_ARCHIVES}" = "true" ]
		then
			echo "deb-src ${LB_MIRROR_CHROOT} ${_DISTRIBUTION}-updates ${LB_ARCHIVE_AREAS}" >> chroot/etc/apt/sources.list.d/${LB_MODE}.list
		fi
	fi
fi

if [ "${LB_BACKPORTS}" = "true" ]
then
	case "${LB_MODE}" in
		debian)
			if [ "${LB_PARENT_DISTRIBUTION}" != "sid" ]
			then
				echo "deb ${LB_PARENT_MIRROR_CHROOT} ${LB_PARENT_DISTRIBUTION}-backports ${LB_PARENT_ARCHIVE_AREAS}" >> chroot/etc/apt/${_PARENT_FILE}

				if [ "${_PASS}" = "source" ] || [ "${LB_APT_SOURCE_ARCHIVES}" = "true" ]
				then
					echo "deb-src ${LB_PARENT_MIRROR_CHROOT} ${LB_PARENT_DISTRIBUTION}-backports ${LB_PARENT_ARCHIVE_AREAS}" >> chroot/etc/apt/${_PARENT_FILE}
				fi
			fi
			;;
	esac

	if [ "${LB_DERIVATIVE}" = "true" ]
	then
		echo "deb ${LB_MIRROR_CHROOT} ${_DISTRIBUTION}-backports ${LB_ARCHIVE_AREAS}" >> chroot/etc/apt/sources.list.d/${LB_MODE}.list

		if [ "${_PASS}" = "source" ] || [ "${LB_APT_SOURCE_ARCHIVES}" = "true" ]
		then
			echo "deb-src ${LB_MIRROR_CHROOT} ${_DISTRIBUTION}-backports ${LB_ARCHIVE_AREAS}" >> chroot/etc/apt/sources.list.d/${LB_MODE}.list
		fi
	fi
fi

# Adding local apt sources (chroot)
for FILE in config/archives/*.list config/archives/*.list.chroot
do
	if [ -e "${FILE}" ]
	then
		sed -e "s|@DISTRIBUTION@|${LB_DISTRIBUTION}|g" \
		    -e "s|@PARENT_DISTRIBUTION@|${LB_PARENT_DISTRIBUTION}|g" \
		    -e "s|@ARCHIVE_AREAS@|${LB_ARCHIVE_AREAS}|g" \
		    -e "s|@PARENT_ARCHIVE_AREAS@|${LB_PARENT_ARCHIVE_AREAS}|g" \
		"${FILE}" > "chroot/etc/apt/sources.list.d/$(basename ${FILE} .chroot)"

		if [ "${_PASS}" != "source" ] && [ "${LB_APT_SOURCE_ARCHIVES}" = "false" ]
		then
		# Strip out source archives
			sed "/^deb-src /d" "chroot/etc/apt/sources.list.d/$(basename ${FILE} .chroot)"
		fi
	fi
done

# Adding local apt configuration (chroot)
for FILE in config/archives/*.conf config/archives/*.conf.chroot
do
	if [ -e "${FILE}" ]
	then
		cp ${FILE} chroot/etc/apt/apt.conf.d/$(basename ${FILE} .chroot)
	fi
done

# Adding local apt preferences (chroot)
for FILE in config/archives/*.pref config/archives/*.pref.chroot
do
	if [ -e "${FILE}" ]
	then
		cp ${FILE} chroot/etc/apt/preferences.d/$(basename ${FILE} .chroot)
	fi
done

# Check local archive keys
if Find_files config/archives/*.key || \
   Find_files config/archives/*.key.chroot
then
	for FILE in config/archives/*.key \
		    config/archives/*.key.chroot
	do
		if [ -e "${FILE}" ]
		then
			cp ${FILE} chroot/root
			Chroot chroot "apt-key add /root/$(basename ${FILE})"
			rm -f chroot/root/$(basename ${FILE})
		fi
	done
fi

# Check local keyring packages
if Find_files config/archives/*.deb
then
	for PACKAGE in config/archives/*.deb
	do
		cp ${PACKAGE} chroot/root
		Chroot chroot "dpkg -i /root/$(basename ${PACKAGE})"
		rm -f chroot/root/$(basename ${PACKAGE})
	done
fi

# Rebuild apt indices from scratch.
# Due to the fact that apt doesn't understand
# pinning on the fly, we need to manually remove
# the cached indices and rebuild them again.
rm -rf chroot/var/cache/apt/*.bin

Apt chroot update

# Installing keyring packages
if [ -n "${LB_KEYRING_PACKAGES}" ]
then
	Apt chroot "install ${LB_KEYRING_PACKAGES}"
fi

rm -rf chroot/var/cache/apt/*.bin

Apt chroot update

if [ "${LB_DERIVATIVE}" = "true" ]
then
	Apt chroot install apt dpkg
fi

Apt chroot "upgrade"
Apt chroot "dist-upgrade"

# Saving cache
Save_cache cache/packages.chroot

# Creating stage file
Create_stagefile .build/bootstrap_archives