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#!/sbin/runscript

opts="${opts} attach"

depend() {
	# we can use dns and net, but we can also in most cases live without them
	use dns net
}

create_work_directory() {
	if [ ! -d "${RUNTIMEDIR}" ]; then
		einfo "Directory ${RUNTIMEDIR} not existing, creating now."
		mkdir "${RUNTIMEDIR}"
		if [ ! -d "${RUNTIMEDIR}" ]; then
			eeror "Directory ${RUNTIMEDIR} could not be created!"
			return 1
		fi
	fi
	if [ ! -e "${RUNTIMEDIR}"/ca-bundle.crt ] ; then
		ln -s /etc/ssl/certs/ca-certificates.crt "${RUNTIMEDIR}"/ca-bundle.crt
	fi
}

cuda_check() {
	if [ -f /opt/cuda/lib/libcudart.so ]; then
		# symlink wont harm :]
		ln -snf /opt/cuda/lib/libcudart.so "${RUNTIMEDIR}"/libcudart.so
	fi
}

check_baselayout() {
	if [ "${RC_VERSION:-0}" = "0" ]; then
		eerror "This script cannot be used for baselayout-1."
		return 1
	fi
}

start() {
	check_baselayout || return 1
	create_work_directory || return 1
	cuda_check

	# always ensure proper ownership
	chown -R "${USER}:${GROUP}" "${RUNTIMEDIR}"

	if [ ! -f "${RUNTIMEDIR}/lockfile" ]; then
		einfo "File \"${RUNTIMEDIR}/lockfile\" does not exist, assuming first run."
		einfo "You need to setup an account on the BOINC project homepage beforehand!"
		einfo "Go to http://boinc.berkeley.edu/ and locate your project."
		einfo "Then either run /etc/init.d/boinc attach or connect with a gui client"
		einfo "and attach to a project with that."
		echo
		ewarn "Note that for attaching to some project you need your network up and running."
		ewarn "network is needed only for jobs fetching afterwards"
	fi

	if [ "${ALLOW_REMOTE_RPC}" = "yes" ]; then
		ARGS="${ARGS} --allow_remote_gui_rpc"
	fi

	ebegin "Starting ${SVCNAME}"
	su -m ${USER} -c "nice -n ${NICELEVEL} \"${BOINCBIN}\" ${ARGS} --daemon --dir \"${RUNTIMEDIR}\" --redirectio"
	eend $?
}

attach() {
	local password url key

	einfo "If you cant find your account key just try to obtain it by using:"
	einfo "    boinccmd --passwd PASSWORD_FROM_GUI_RPC_AUTH --lookup_account URL EMAIL PASSWORD"

	printf "    Enter the Project URL: "
	read url
	printf "    Enter your Account Key: "
	read key

	if ! service_started; then
		"${RC_SERVICE}" start
	fi

	password=$(cat "${RUNTIMEDIR}/gui_rpc_auth.cfg")

	ebegin "${SVCNAME}: Attaching to project"
	su -m ${USER} -c "boinccmd --passwd "${password}" --project_attach ${url} ${key}"
	eend $?

	unset password url key

	sleep 10
	tail "${RUNTIMEDIR}/stdoutdae.txt"
}

stop() {
	local password

	password=$(cat "${RUNTIMEDIR}/gui_rpc_auth.cfg")

	ebegin "Stopping ${SVCNAME}"
	su -m ${USER} -c "boinccmd --passwd "${password}" --quit"
	eend $?

	unset password
}