1#!/bin/sh
2#-
3# Copyright (c) 2020-2021 Rubicon Communications, LLC (netgate.com)
4# Copyright (c) 2013-2019 The FreeBSD Foundation
5# Copyright (c) 2013 Glen Barber
6# Copyright (c) 2011 Nathan Whitehorn
7# All rights reserved.
8#
9# Portions of this software were developed by Glen Barber
10# under sponsorship from the FreeBSD Foundation.
11#
12# Redistribution and use in source and binary forms, with or without
13# modification, are permitted provided that the following conditions
14# are met:
15# 1. Redistributions of source code must retain the above copyright
16#    notice, this list of conditions and the following disclaimer.
17# 2. Redistributions in binary form must reproduce the above copyright
18#    notice, this list of conditions and the following disclaimer in the
19#    documentation and/or other materials provided with the distribution.
20#
21# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
22# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
25# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31# SUCH DAMAGE.
32#
33# release.sh: check out source trees, and build release components with
34#  totally clean, fresh trees.
35# Based on release/generate-release.sh written by Nathan Whitehorn
36#
37
38export PATH="/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin"
39
40VERSION=3
41
42# Prototypes that can be redefined per-chroot or per-target.
43load_chroot_env() { }
44load_target_env() { }
45buildenv_setup() { }
46
47usage() {
48	echo "Usage: $0 [-c release.conf]"
49	exit 1
50}
51
52# env_setup(): Set up the default build environment variables, such as the
53# CHROOTDIR, VCSCMD, GITROOT, etc.  This is called before the release.conf
54# file is sourced, if '-c <release.conf>' is specified.
55env_setup() {
56	# The directory within which the release will be built.
57	CHROOTDIR="/scratch"
58	if [ -z "${RELENGDIR}" ]; then
59		export RELENGDIR="$(dirname $(realpath ${0}))"
60	fi
61
62	# The default version control system command to obtain the sources.
63	for _dir in /usr/bin /usr/local/bin; do
64		[ -x "${_dir}/git" ] && VCSCMD="/${_dir}/git"
65		[ ! -z "${VCSCMD}" ] && break 2
66	done
67
68	if [ -z "${VCSCMD}" -a -z "${NOGIT}" ]; then
69		echo "*** The devel/git port/package is required."
70		exit 1
71	fi
72	VCSCMD="/usr/local/bin/git clone -q"
73
74	# The default git checkout server, and branches for src/, doc/,
75	# and ports/.
76	GITROOT="https://git.FreeBSD.org/"
77	SRCBRANCH="main"
78	PORTBRANCH="main"
79	GITSRC="src.git"
80	GITPORTS="ports.git"
81
82	# Set for embedded device builds.
83	EMBEDDEDBUILD=
84
85	# The default make.conf and src.conf to use.  Set to /dev/null
86	# by default to avoid polluting the chroot(8) environment with
87	# non-default settings.
88	MAKE_CONF="/dev/null"
89	SRC_CONF="/dev/null"
90
91	# The number of make(1) jobs, defaults to the number of CPUs available
92	# for buildworld, and half of number of CPUs available for buildkernel.
93	WORLD_FLAGS="-j$(sysctl -n hw.ncpu)"
94	KERNEL_FLAGS="-j$(( $(( $(sysctl -n hw.ncpu) + 1 )) / 2))"
95
96	MAKE_FLAGS="-s"
97
98	# The name of the kernel to build, defaults to GENERIC.
99	KERNEL="GENERIC"
100
101	# Set to non-empty value to disable checkout of doc/ and/or ports/.
102	NOPORTS=
103
104	# Set to non-empty value to disable distributing source tree.
105	NOSRC=
106
107	# Set to non-empty value to build dvd1.iso as part of the release.
108	WITH_DVD=
109	WITH_COMPRESSED_IMAGES=
110
111	# Set to non-empty value to build virtual machine images as part of
112	# the release.
113	WITH_VMIMAGES=
114	WITH_COMPRESSED_VMIMAGES=
115	XZ_THREADS=0
116
117	# Set to non-empty value to build virtual machine images for various
118	# cloud providers as part of the release.
119	WITH_CLOUDWARE=
120
121	return 0
122} # env_setup()
123
124# env_check(): Perform sanity tests on the build environment, such as ensuring
125# files/directories exist, as well as adding backwards-compatibility hacks if
126# necessary.  This is called unconditionally, and overrides the defaults set
127# in env_setup() if '-c <release.conf>' is specified.
128env_check() {
129	chroot_build_release_cmd="chroot_build_release"
130
131	# Prefix the branches with the GITROOT for the full checkout URL.
132	SRC="${GITROOT}${GITSRC}"
133	PORT="${GITROOT}${GITPORTS}"
134
135	if [ -n "${EMBEDDEDBUILD}" ]; then
136		WITH_DVD=
137		WITH_COMPRESSED_IMAGES=
138		case ${EMBEDDED_TARGET}:${EMBEDDED_TARGET_ARCH} in
139			arm:arm*|arm64:aarch64|riscv:riscv64*)
140				chroot_build_release_cmd="chroot_arm_build_release"
141				;;
142			*)
143				;;
144		esac
145	fi
146
147	# If NOSRC and/or NOPORTS are unset, they must not pass to make
148	# as variables.  The release makefile verifies definedness of the
149	# NOPORTS variable instead of its value.
150	SRCPORTS=
151	if [ -n "${NOPORTS}" ]; then
152		SRCPORTS="NOPORTS=yes"
153	fi
154	if [ -n "${NOSRC}" ]; then
155		SRCPORTS="${SRCPORTS}${SRCPORTS:+ }NOSRC=yes"
156	fi
157
158	# The aggregated build-time flags based upon variables defined within
159	# this file, unless overridden by release.conf.  In most cases, these
160	# will not need to be changed.
161	CONF_FILES="__MAKE_CONF=${MAKE_CONF} SRCCONF=${SRC_CONF}"
162	NOCONF_FILES="__MAKE_CONF=/dev/null SRCCONF=/dev/null"
163	if [ -n "${TARGET}" ] && [ -n "${TARGET_ARCH}" ]; then
164		ARCH_FLAGS="TARGET=${TARGET} TARGET_ARCH=${TARGET_ARCH}"
165	else
166		ARCH_FLAGS=
167	fi
168
169	if [ -z "${CHROOTDIR}" ]; then
170		echo "Please set CHROOTDIR."
171		exit 1
172	fi
173
174	if [ $(id -u) -ne 0 ]; then
175		echo "Needs to be run as root."
176		exit 1
177	fi
178
179	# Unset CHROOTBUILD_SKIP if the chroot(8) does not appear to exist.
180	if [ ! -z "${CHROOTBUILD_SKIP}" -a ! -e ${CHROOTDIR}/bin/sh ]; then
181		CHROOTBUILD_SKIP=
182	fi
183
184	CHROOT_MAKEENV="${CHROOT_MAKEENV} \
185		MAKEOBJDIRPREFIX=${CHROOTDIR}/tmp/obj"
186	CHROOT_WMAKEFLAGS="${MAKE_FLAGS} ${WORLD_FLAGS} ${NOCONF_FILES}"
187	CHROOT_IMAKEFLAGS="${WORLD_FLAGS} ${NOCONF_FILES}"
188	CHROOT_DMAKEFLAGS="${WORLD_FLAGS} ${NOCONF_FILES}"
189	RELEASE_WMAKEFLAGS="${MAKE_FLAGS} ${WORLD_FLAGS} ${ARCH_FLAGS} \
190		${CONF_FILES}"
191	RELEASE_KMAKEFLAGS="${MAKE_FLAGS} ${KERNEL_FLAGS} \
192		KERNCONF=\"${KERNEL}\" ${ARCH_FLAGS} ${CONF_FILES}"
193	RELEASE_RMAKEFLAGS="${ARCH_FLAGS} \
194		KERNCONF=\"${KERNEL}\" ${CONF_FILES} ${SRCPORTS} \
195		WITH_DVD=${WITH_DVD} WITH_VMIMAGES=${WITH_VMIMAGES} \
196		WITH_CLOUDWARE=${WITH_CLOUDWARE} XZ_THREADS=${XZ_THREADS}"
197
198	return 0
199} # env_check()
200
201# chroot_setup(): Prepare the build chroot environment for the release build.
202chroot_setup() {
203	load_chroot_env
204	mkdir -p ${CHROOTDIR}/usr
205
206	if [ -z "${SRC_UPDATE_SKIP}" ]; then
207		if [ -d "${CHROOTDIR}/usr/src/.git" ]; then
208			git -C ${CHROOTDIR}/usr/src pull -q
209		else
210			${VCSCMD} ${SRC} -b ${SRCBRANCH} ${CHROOTDIR}/usr/src
211		fi
212	fi
213	if [ -z "${NOPORTS}" ] && [ -z "${PORTS_UPDATE_SKIP}" ]; then
214		if [ -d "${CHROOTDIR}/usr/ports/.git" ]; then
215			git -C ${CHROOTDIR}/usr/ports pull -q
216		else
217			${VCSCMD} ${PORT} -b ${PORTBRANCH} ${CHROOTDIR}/usr/ports
218		fi
219	fi
220
221	if [ -z "${CHROOTBUILD_SKIP}" ]; then
222		cd ${CHROOTDIR}/usr/src
223		env ${CHROOT_MAKEENV} make ${CHROOT_WMAKEFLAGS} buildworld
224		env ${CHROOT_MAKEENV} make ${CHROOT_IMAKEFLAGS} installworld \
225			DESTDIR=${CHROOTDIR}
226		env ${CHROOT_MAKEENV} make ${CHROOT_DMAKEFLAGS} distribution \
227			DESTDIR=${CHROOTDIR}
228	fi
229
230	return 0
231} # chroot_setup()
232
233# extra_chroot_setup(): Prepare anything additional within the build
234# necessary for the release build.
235extra_chroot_setup() {
236	mkdir -p ${CHROOTDIR}/dev
237	mount -t devfs devfs ${CHROOTDIR}/dev
238	[ -e /etc/resolv.conf -a ! -e ${CHROOTDIR}/etc/resolv.conf ] && \
239		cp /etc/resolv.conf ${CHROOTDIR}/etc/resolv.conf
240	# Run ldconfig(8) in the chroot directory so /var/run/ld-elf*.so.hints
241	# is created.  This is needed by ports-mgmt/pkg.
242	eval chroot ${CHROOTDIR} /etc/rc.d/ldconfig forcerestart
243
244	# If MAKE_CONF and/or SRC_CONF are set and not character devices
245	# (/dev/null), copy them to the chroot.
246	if [ -e ${MAKE_CONF} ] && [ ! -c ${MAKE_CONF} ]; then
247		mkdir -p ${CHROOTDIR}/$(dirname ${MAKE_CONF})
248		cp ${MAKE_CONF} ${CHROOTDIR}/${MAKE_CONF}
249	fi
250	if [ -e ${SRC_CONF} ] && [ ! -c ${SRC_CONF} ]; then
251		mkdir -p ${CHROOTDIR}/$(dirname ${SRC_CONF})
252		cp ${SRC_CONF} ${CHROOTDIR}/${SRC_CONF}
253	fi
254
255	if [ -z "${NOGIT}" ]; then
256		# Install git from ports or packages if the ports tree is
257		# available and VCSCMD is unset.
258		_gitcmd="$(which git)"
259		if [ -d ${CHROOTDIR}/usr/ports -a -z "${_gitcmd}" ]; then
260			# Trick the ports 'run-autotools-fixup' target to do the right
261			# thing.
262			_OSVERSION=$(chroot ${CHROOTDIR} /usr/bin/uname -U)
263			REVISION=$(chroot ${CHROOTDIR} make -C /usr/src/release -V REVISION)
264			BRANCH=$(chroot ${CHROOTDIR} make -C /usr/src/release -V BRANCH)
265			UNAME_r=${REVISION}-${BRANCH}
266			GITUNSETOPTS="CONTRIB CURL CVS GITWEB GUI HTMLDOCS"
267			GITUNSETOPTS="${GITUNSETOPTS} ICONV NLS P4 PERL"
268			GITUNSETOPTS="${GITUNSETOPTS} SEND_EMAIL SUBTREE SVN"
269			GITUNSETOPTS="${GITUNSETOPTS} PCRE PCRE2"
270			PBUILD_FLAGS="OSVERSION=${_OSVERSION} BATCH=yes"
271			PBUILD_FLAGS="${PBUILD_FLAGS} UNAME_r=${UNAME_r}"
272			PBUILD_FLAGS="${PBUILD_FLAGS} OSREL=${REVISION}"
273			PBUILD_FLAGS="${PBUILD_FLAGS} WRKDIRPREFIX=/tmp/ports"
274			PBUILD_FLAGS="${PBUILD_FLAGS} DISTDIR=/tmp/distfiles"
275			eval chroot ${CHROOTDIR} env OPTIONS_UNSET=\"${GITUNSETOPTS}\" \
276				${PBUILD_FLAGS} \
277				make -C /usr/ports/devel/git FORCE_PKG_REGISTER=1 \
278				WRKDIRPREFIX=/tmp/ports \
279				DISTDIR=/tmp/distfiles \
280				install clean distclean
281		else
282			eval chroot ${CHROOTDIR} env ASSUME_ALWAYS_YES=yes \
283				pkg install -y devel/git
284			eval chroot ${CHROOTDIR} env ASSUME_ALWAYS_YES=yes \
285				pkg clean -y
286		fi
287	fi
288
289	if [ ! -z "${EMBEDDEDPORTS}" ]; then
290		_OSVERSION=$(chroot ${CHROOTDIR} /usr/bin/uname -U)
291		REVISION=$(chroot ${CHROOTDIR} make -C /usr/src/release -V REVISION)
292		BRANCH=$(chroot ${CHROOTDIR} make -C /usr/src/release -V BRANCH)
293		UNAME_r=${REVISION}-${BRANCH}
294		PBUILD_FLAGS="OSVERSION=${_OSVERSION} BATCH=yes"
295		PBUILD_FLAGS="${PBUILD_FLAGS} UNAME_r=${UNAME_r}"
296		PBUILD_FLAGS="${PBUILD_FLAGS} OSREL=${REVISION}"
297		PBUILD_FLAGS="${PBUILD_FLAGS} WRKDIRPREFIX=/tmp/ports"
298		PBUILD_FLAGS="${PBUILD_FLAGS} DISTDIR=/tmp/distfiles"
299		for _PORT in ${EMBEDDEDPORTS}; do
300			eval chroot ${CHROOTDIR} env ${PBUILD_FLAGS} make -C \
301				/usr/ports/${_PORT} \
302				FORCE_PKG_REGISTER=1 deinstall install clean distclean
303		done
304	fi
305
306	buildenv_setup
307
308	return 0
309} # extra_chroot_setup()
310
311# chroot_build_target(): Build the userland and kernel for the build target.
312chroot_build_target() {
313	load_target_env
314	if [ ! -z "${EMBEDDEDBUILD}" ]; then
315		RELEASE_WMAKEFLAGS="${RELEASE_WMAKEFLAGS} \
316			TARGET=${EMBEDDED_TARGET} \
317			TARGET_ARCH=${EMBEDDED_TARGET_ARCH}"
318		RELEASE_KMAKEFLAGS="${RELEASE_KMAKEFLAGS} \
319			TARGET=${EMBEDDED_TARGET} \
320			TARGET_ARCH=${EMBEDDED_TARGET_ARCH}"
321	fi
322	eval chroot ${CHROOTDIR} make -C /usr/src ${RELEASE_WMAKEFLAGS} buildworld
323	eval chroot ${CHROOTDIR} make -C /usr/src ${RELEASE_KMAKEFLAGS} buildkernel
324
325	return 0
326} # chroot_build_target
327
328# chroot_build_release(): Invoke the 'make release' target.
329chroot_build_release() {
330	load_target_env
331	if [ ! -z "${WITH_VMIMAGES}" ]; then
332		if [ -z "${VMFORMATS}" ]; then
333			VMFORMATS="$(eval chroot ${CHROOTDIR} \
334				make -C /usr/src/release -V VMFORMATS)"
335		fi
336		if [ -z "${VMSIZE}" ]; then
337			VMSIZE="$(eval chroot ${CHROOTDIR} \
338				make -C /usr/src/release -V VMSIZE)"
339		fi
340		RELEASE_RMAKEFLAGS="${RELEASE_RMAKEFLAGS} \
341			VMFORMATS=\"${VMFORMATS}\" VMSIZE=${VMSIZE}"
342	fi
343	eval chroot ${CHROOTDIR} make -C /usr/src/release \
344		${RELEASE_RMAKEFLAGS} release
345	eval chroot ${CHROOTDIR} make -C /usr/src/release \
346		${RELEASE_RMAKEFLAGS} install DESTDIR=/R \
347		WITH_COMPRESSED_IMAGES=${WITH_COMPRESSED_IMAGES} \
348		WITH_COMPRESSED_VMIMAGES=${WITH_COMPRESSED_VMIMAGES}
349
350	return 0
351} # chroot_build_release()
352
353efi_boot_name()
354{
355	case $1 in
356		arm)
357			echo "bootarm.efi"
358			;;
359		arm64)
360			echo "bootaa64.efi"
361			;;
362		amd64)
363			echo "bootx64.efi"
364			;;
365		riscv)
366			echo "bootriscv64.efi"
367			;;
368	esac
369}
370
371# chroot_arm_build_release(): Create arm SD card image.
372chroot_arm_build_release() {
373	load_target_env
374	case ${EMBEDDED_TARGET} in
375		arm|arm64|riscv)
376			if [ -e "${RELENGDIR}/tools/arm.subr" ]; then
377				. "${RELENGDIR}/tools/arm.subr"
378			fi
379			;;
380		*)
381			;;
382	esac
383	[ ! -z "${RELEASECONF}" ] && . "${RELEASECONF}"
384	export MAKE_FLAGS="${MAKE_FLAGS} TARGET=${EMBEDDED_TARGET}"
385	export MAKE_FLAGS="${MAKE_FLAGS} TARGET_ARCH=${EMBEDDED_TARGET_ARCH}"
386	export MAKE_FLAGS="${MAKE_FLAGS} ${CONF_FILES}"
387	eval chroot ${CHROOTDIR} env WITH_UNIFIED_OBJDIR=1 make ${MAKE_FLAGS} -C /usr/src/release obj
388	export WORLDDIR="$(eval chroot ${CHROOTDIR} make ${MAKE_FLAGS} -C /usr/src/release -V WORLDDIR)"
389	export OBJDIR="$(eval chroot ${CHROOTDIR} env WITH_UNIFIED_OBJDIR=1 make ${MAKE_FLAGS} -C /usr/src/release -V .OBJDIR)"
390	export DESTDIR="${OBJDIR}/${KERNEL}"
391	export IMGBASE="${CHROOTDIR}/${OBJDIR}/${BOARDNAME}.img"
392	export OSRELEASE="$(eval chroot ${CHROOTDIR} make ${MAKE_FLAGS} -C /usr/src/release \
393		TARGET=${EMBEDDED_TARGET} TARGET_ARCH=${EMBEDDED_TARGET_ARCH} \
394		-V OSRELEASE)"
395	chroot ${CHROOTDIR} mkdir -p ${DESTDIR}
396	chroot ${CHROOTDIR} truncate -s ${IMAGE_SIZE} ${IMGBASE##${CHROOTDIR}}
397	export mddev=$(chroot ${CHROOTDIR} \
398		mdconfig -f ${IMGBASE##${CHROOTDIR}} ${MD_ARGS})
399	arm_create_disk
400	arm_install_base
401	arm_install_boot
402	arm_install_uboot
403	mdconfig -d -u ${mddev}
404	chroot ${CHROOTDIR} rmdir ${DESTDIR}
405	mv ${IMGBASE} ${CHROOTDIR}/${OBJDIR}/${OSRELEASE}-${BOARDNAME}.img
406	chroot ${CHROOTDIR} mkdir -p /R
407	chroot ${CHROOTDIR} cp -p ${OBJDIR}/${OSRELEASE}-${BOARDNAME}.img \
408		/R/${OSRELEASE}-${BOARDNAME}.img
409	chroot ${CHROOTDIR} xz -T ${XZ_THREADS} /R/${OSRELEASE}-${BOARDNAME}.img
410	cd ${CHROOTDIR}/R && sha512 ${OSRELEASE}* \
411		> CHECKSUM.SHA512
412	cd ${CHROOTDIR}/R && sha256 ${OSRELEASE}* \
413		> CHECKSUM.SHA256
414
415	return 0
416} # chroot_arm_build_release()
417
418# main(): Start here.
419main() {
420	set -e # Everything must succeed
421	env_setup
422	while getopts c: opt; do
423		case ${opt} in
424			c)
425				RELEASECONF="$(realpath ${OPTARG})"
426				;;
427			\?)
428				usage
429				;;
430		esac
431	done
432	shift $(($OPTIND - 1))
433	if [ ! -z "${RELEASECONF}" ]; then
434		if [ -e "${RELEASECONF}" ]; then
435			. ${RELEASECONF}
436		else
437			echo "Nonexistent configuration file: ${RELEASECONF}"
438			echo "Using default build environment."
439		fi
440	fi
441	env_check
442	trap "umount ${CHROOTDIR}/dev" EXIT # Clean up devfs mount on exit
443	chroot_setup
444	extra_chroot_setup
445	chroot_build_target
446	${chroot_build_release_cmd}
447
448	return 0
449} # main()
450
451main "${@}"
452