#-
# Copyright (c) 2014 M. Warner Losh <imp@FreeBSD.org>
# Copyright (c) 2010-2011 iXsystems, Inc.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL iXsystems, Inc. OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# This file is heavily derived from both Sam Leffler's Avilia config,
# as well as the BSDRP project's config file.  Neither of these have
# an explicit copyright/license statement, but are implicitly BSDL. This
# example has been taken from the FreeNAS project and simplified to meet
# the needs of the example.
#

# Pull in common definitions.
. common

NANO_BOOT0CFG="-o packet -s 1 -m 3 -t 18"

# /var -> ~10MB (look through rc.initdiskless for the formula of how this
# number is calculated out). Since we hope to run 
NANO_RAM_TMPVARSIZE=10240

NANO_IMAGES=2
FlashDevice generic 2g

if [ "$DEBUG" = 1 ]; then
	DEBUG_BUILD="
DEBUG_FLAGS=		-g
"
else
	DEBUG_INSTALL="
INSTALL_NODEBUG=	t
"
fi

CONF_INSTALL="$CONF_BUILD
${DEBUG_BUILD}
"
CONF_INSTALL="$CONF_INSTALL
${DEBUG_INSTALL}
"

add_port security/sudo
add_port ftp/curl

if [ "${NANO_PACKAGE_ONLY}" -eq 1 ]; then
 	CONF_INSTALL="${CONF_INSTALL}
${PKG_ONLY_MAKE_CONF}
"
	echo "Automatically building a thin image with packages"
else
	echo "Automatically building a * * F A T * * image so we can build ports"
fi

VARS="MASTER_SITE_BACKUP MASTER_SITE_OVERRIDE PACKAGEROOT PACKAGESITE"

for var in $VARS; do
	val=$(eval echo "\$$var")
	if [ -n "$val" ]; then
		CONF_INSTALL="${CONF_INSTALL}
$var=$val"
	fi
done

if [ "$PACKAGE_PREP_BUILD" = 1 ]; then
	echo "Skipping post-package customize steps"
	do_image=false
else

hack_nsswitch_conf ( )
{
	# Remove all references to NIS in the nsswitch.conf file
	# Not sure this is still needed, but FreeNAS has it...
	sed -i.bak -es/nis/files/g ${NANO_WORLDDIR}/etc/nsswitch.conf
	rm -f ${NANO_WORLDDIR}/etc/nsswitch.conf.bak
}
customize_cmd hack_nsswitch_conf

save_build ( )
{
	VERSION_FILE=${NANO_WORLDDIR}/etc/version
	if [ "${SVNREVISION}" = "${REVISION}" ]; then
		echo "${NANO_NAME}" > "${VERSION_FILE}"
	else
		echo "${NANO_NAME} (${SVNREVISION})" > "${VERSION_FILE}"
	fi
}
customize_cmd save_build

remove_patch_divots ( )
{
	find ${NANO_WORLDDIR} -name \*.orig -or -name \*.rej -delete
}
customize_cmd remove_patch_divots

configure_mnt_md ( )
{
	mkdir -m 755 -p ${NANO_WORLDDIR}/conf/base/mnt
	echo 2048 > ${NANO_WORLDDIR}/conf/base/mnt/md_size
}
customize_cmd configure_mnt_md

shrink_md_fbsize()
{
	# We have a lot of little files on our memory disks. Let's decrease
	# the block and frag size to fit more little files on them (this
	# halves our space requirement by ~50% on /etc and /var on 8.x --
	# and gives us more back on 9.x as the default block and frag size
	# are 4 times larger).
	sed -i '' -e 's,-S -i 4096,-S -i 4096 -b 4096 -f 512,' \
		${NANO_WORLDDIR}/etc/rc.initdiskless
}
customize_cmd shrink_md_fbsize

if [ "${DEBUG}" = 1 ]; then

unmute_console_logging()
{
	# /var is small. Don't fill it up with messages from console.log
	# because it's a chatty log.
	sed -i '' -e 's/#console.info/console.info/' \
			"${NANO_WORLDDIR}/etc/syslog.conf"
}
customize_cmd unmute_console_logging

fi

product_custom()
{
	gzip -v9 ${NANO_WORLDDIR}/boot/kernel/kernel

	# kill includes (saves 14MB)
	find ${NANO_WORLDDIR}/usr/local/include \! -name 'pyconfig.h' -type f | xargs rm -f

	# kill docs (saves 22MB)
	rm -rf ${NANO_WORLDDIR}/usr/local/share/doc
	rm -rf ${NANO_WORLDDIR}/usr/local/share/gtk-doc

	# and info (2MB)
	rm -rf ${NANO_WORLDDIR}/usr/local/info

	# and man pages (4.4MB)
	rm -rf ${NANO_WORLDDIR}/usr/local/man

	# and examples (1.7M)
	rm -rf ${NANO_WORLDDIR}/usr/local/share/examples

	# and groff_fonts junk (3MB)
	rm -rf ${NANO_WORLDDIR}/usr/share/groff_font
	rm -rf ${NANO_WORLDDIR}/usr/share/tmac
	rm -rf ${NANO_WORLDDIR}/usr/share/me

	# Kill all .a's and .la's that are installed (20MB+)
	find ${NANO_WORLDDIR} -name \*.a -or -name \*.la -delete

	# magic.mgc is just a speed optimization.  Kill it for 1.7MB
	rm -f ${NANO_WORLDDIR}/usr/share/misc/magic.mgc

	# Last second tweaks
	chown -R root:wheel ${NANO_WORLDDIR}/root
	chmod 0755 ${NANO_WORLDDIR}/root/*
	chmod 0755 ${NANO_WORLDDIR}/*
	chown -R root:wheel ${NANO_WORLDDIR}/etc
	chown -R root:wheel ${NANO_WORLDDIR}/boot
	chown root:wheel ${NANO_WORLDDIR}/
	chown root:wheel ${NANO_WORLDDIR}/usr
	find ${NANO_WORLDDIR} -type f -name "*~" -delete
	find ${NANO_WORLDDIR}/usr/local -type f -name "*.po" -delete
	find ${NANO_WORLDDIR} -type f -name "*.service" -delete
}
late_customize_cmd product_custom

fi # [ $PACKAGE_PREP_BUILD = 1 ]