#!/bin/bash

# get configuration
BUILDSERVER_CONFIG_DIR="/etc/mage-buildserver"
BUILDSERVER_CACHE_DIR="/var/cache/mage-buildserver"
source ${BUILDSERVER_CONFIG_DIR}/buildserver.conf

source ${BUILDSERVER_LIB_DIR}/buildserver-functions.sh

ALL_ARCH_PACKAGES=( subversion openssh )
NON_SRC_ARCH_PACKAGES=( "${BOOTSTRAP_DEVUTILS}" ccache python scanelf )

# fallback
if [[ -z ${MAGE_PROFILE} ]]
then
	echo "Warning: using '${BUILDROOT_PROFILE}' as MAGE_PROFILE. You should define MAGE_PROFILE in the profile.conf."
	MAGE_PROFILE="${BUILDROOT_PROFILE}"
fi

if [ ! -f ${BUILDROOT}/.stamps/mage_svn-checkout-ok ]
then
	die "svn checkout of mage required. run buildserver-svn first."
fi

# create buildroot layout
install -d ${BUILDROOT}/.stamps
install -d ${BUILDROOT}/ssh
for arch in $(enum-all-arch-types)
do
	install -d ${BUILDROOT}/${arch}
	install -d ${BUILDROOT}/mage-tree/${arch}
	install -d ${BUILDROOT}/packages/${arch}
	install -d ${BUILDROOT}/meta/${arch}
	install -d ${BUILDROOT}/build-info/${arch}
	install -d ${BUILDROOT}/log/smage/${arch}
done

#
# arch specific
#
for arch in $(enum-all-arch-types)
do
	if [ ! -f ${BUILDROOT}/.stamps/${arch}_bootstrap-ok ]
	then
		mage-bootstrap \
			--root ${BUILDROOT}/${arch} \
			--magerc ${BUILDSERVER_CONFIG_DIR}/profiles/${BUILDROOT_PROFILE}/${arch}/mage.rc \
			--profile "${MAGE_PROFILE}" \
			--basesystem "${BOOTSTRAP_BASESYSTEM}" \
			|| die "'${arch}' bootstrap"
		touch ${BUILDROOT}/.stamps/${arch}_bootstrap-ok
	else
		echo "Warning: bootstrap already done for arch '${arch}'"
	fi
done

# create initial mage-tree for all arches
${BUILDSERVER_LIB_DIR}/buildserver-setup-mage-tree.sh

for arch in $(enum-all-arch-types)
do
	# honor any proxy settings
	:> ${BUILDROOT}/${arch}/etc/env.d/01proxy
	[[ -n ${http_proxy} ]] && echo "http_proxy=\"${http_proxy}\"" >> ${BUILDROOT}/${arch}/etc/env.d/01proxy
	[[ -n ${https_proxy} ]] && echo "https_proxy=\"${https_proxy}\"" >> ${BUILDROOT}/${arch}/etc/env.d/01proxy
	[[ -n ${ftp_proxy} ]] && echo "ftp_proxy=\"${ftp_proxy}\"" >> ${BUILDROOT}/${arch}/etc/env.d/01proxy
	[[ -n ${ftps_proxy} ]] && echo "ftps_proxy=\"${ftps_proxy}\"" >> ${BUILDROOT}/${arch}/etc/env.d/01proxy
	[[ -n ${no_proxy} ]] && echo "no_proxy=\"${no_proxy}\"" >> ${BUILDROOT}/${arch}/etc/env.d/01proxy
	runarch ${arch} env-rebuild || die "${arch} environment rebuild for proxy setup"

	# always enable bootstrap mode to supress the startups of any services
	:> ${BUILDROOT}/${arch}/etc/env.d/00mage-buildserver
	echo "MAGE_BOOTSTRAP=\"true\"" >> ${BUILDROOT}/${arch}/etc/env.d/00mage-buildserver

	for pkg in ${ALL_ARCH_PACKAGES[*]}
	do
		runarch-pkg-install "${arch}" "${pkg}"
	done

	# exclude these pkg from src chroot
	if [[ ${arch} != src ]]
	then
		for pkg in ${NON_SRC_ARCH_PACKAGES[*]}
		do
			runarch-pkg-install "${arch}" "${pkg}"
		done

		# setup ccache
		if [ ! -f ${BUILDROOT}/.stamps/${arch}_setup-ccache-ok ]
		then
			runarch "${arch}" ccache -M 4G || die "${arch} setup ccache"
			touch ${BUILDROOT}/.stamps/${arch}_setup-ccache-ok
		else
			echo "Warning: ccache already configured for arch '${arch}'"
		fi
	fi

	# update-ca-certificates
	runarch "${arch}" update-ca-certificates # no die here, cmd may missing

	# create list of protected packages
	echo "BUILDSERVER_CACHE_DIR=\"${BUILDSERVER_CACHE_DIR}\"" > ${BUILDROOT}/${arch}/.runrc
	cat >> ${BUILDROOT}/${arch}/.runrc << "EOF"
if [ -f /etc/rc.d/init.d/functions ]
then
	source /etc/rc.d/init.d/functions
else
	die "/etc/rc.d/init.d/functions not found"
fi
if [ -f /etc/mage.rc.global ]
then
	source /etc/mage.rc.global
else
	die "/etc/mage.rc.global not found"
fi
if [ -f /etc/mage.rc ]
then
	source /etc/mage.rc
else
	die "/etc/mage.rc not found"
fi

env-rebuild
source /etc/profile

echo "generate protected packages info data"
install -d ${BUILDSERVER_CACHE_DIR}/protected

for mage in $(find ${INSTALLDB} -name \*.${MAGESUFFIX})
do
	pkgname=$(basename ${mage} .${MAGESUFFIX})
	pkgname="${pkgname%-*-*}"
	echo "${pkgname}" > ${BUILDSERVER_CACHE_DIR}/protected/"${pkgname}"
done
EOF
	runarch-script ${arch} .runrc  || die "${arch} protect-gen failed"
	if [ -f ${BUILDROOT}/${arch}/.runrc ]
	then
		rm ${BUILDROOT}/${arch}/.runrc
	fi

	# cleanup
	runarch "${arch}" mage clean || die "${arch} mage clean"

	echo "Buildroot for arch '${arch}' sucessfully created."; echo
done