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	# and 'make release'.
94	WORLD_FLAGS="-j$(sysctl -n hw.ncpu)"
95	KERNEL_FLAGS="-j$(( $(( $(sysctl -n hw.ncpu) + 1 )) / 2))"
96	RELEASE_FLAGS="-j$(( $(( $(sysctl -n hw.ncpu) + 1 )) / 2))"
97
98	MAKE_FLAGS="-s"
99
100	# The name of the kernel to build, defaults to GENERIC.
101	KERNEL="GENERIC"
102
103	# Set to non-empty value to disable checkout of doc/ and/or ports/.
104	NOPORTS=
105
106	# Set to non-empty value to disable distributing source tree.
107	NOSRC=
108
109	# Set to non-empty value to build dvd1.iso as part of the release.
110	WITH_DVD=
111	WITH_COMPRESSED_IMAGES=
112
113	# Set to non-empty value to build virtual machine images as part of
114	# the release.
115	WITH_VMIMAGES=
116	WITH_COMPRESSED_VMIMAGES=
117	XZ_THREADS=0
118
119	# Set to non-empty value to build virtual machine images for various
120	# cloud providers as part of the release.
121	WITH_CLOUDWARE=
122
123	return 0
124} # env_setup()
125
126# env_check(): Perform sanity tests on the build environment, such as ensuring
127# files/directories exist, as well as adding backwards-compatibility hacks if
128# necessary.  This is called unconditionally, and overrides the defaults set
129# in env_setup() if '-c <release.conf>' is specified.
130env_check() {
131	chroot_build_release_cmd="chroot_build_release"
132
133	# Prefix the branches with the GITROOT for the full checkout URL.
134	SRC="${GITROOT}${GITSRC}"
135	PORT="${GITROOT}${GITPORTS}"
136
137	if [ -n "${EMBEDDEDBUILD}" ]; then
138		WITH_DVD=
139		WITH_COMPRESSED_IMAGES=
140		case ${EMBEDDED_TARGET}:${EMBEDDED_TARGET_ARCH} in
141			arm:arm*|arm64:aarch64|riscv:riscv64*)
142				chroot_build_release_cmd="chroot_arm_build_release"
143				;;
144			*)
145				;;
146		esac
147	fi
148
149	# If NOSRC and/or NOPORTS are unset, they must not pass to make
150	# as variables.  The release makefile verifies definedness of the
151	# NOPORTS variable instead of its value.
152	SRCPORTS=
153	if [ -n "${NOPORTS}" ]; then
154		SRCPORTS="NOPORTS=yes"
155	fi
156	if [ -n "${NOSRC}" ]; then
157		SRCPORTS="${SRCPORTS}${SRCPORTS:+ }NOSRC=yes"
158	fi
159
160	# The aggregated build-time flags based upon variables defined within
161	# this file, unless overridden by release.conf.  In most cases, these
162	# will not need to be changed.
163	CONF_FILES="__MAKE_CONF=${MAKE_CONF} SRCCONF=${SRC_CONF}"
164	NOCONF_FILES="__MAKE_CONF=/dev/null SRCCONF=/dev/null"
165	if [ -n "${TARGET}" ] && [ -n "${TARGET_ARCH}" ]; then
166		ARCH_FLAGS="TARGET=${TARGET} TARGET_ARCH=${TARGET_ARCH}"
167	else
168		ARCH_FLAGS=
169	fi
170
171	if [ -z "${CHROOTDIR}" ]; then
172		echo "Please set CHROOTDIR."
173		exit 1
174	fi
175
176	if [ $(id -u) -ne 0 ]; then
177		echo "Needs to be run as root."
178		exit 1
179	fi
180
181	# Unset CHROOTBUILD_SKIP if the chroot(8) does not appear to exist.
182	if [ ! -z "${CHROOTBUILD_SKIP}" -a ! -e ${CHROOTDIR}/bin/sh ]; then
183		CHROOTBUILD_SKIP=
184	fi
185
186	CHROOT_MAKEENV="${CHROOT_MAKEENV} \
187		MAKEOBJDIRPREFIX=${CHROOTDIR}/tmp/obj"
188	CHROOT_WMAKEFLAGS="${MAKE_FLAGS} ${WORLD_FLAGS} ${NOCONF_FILES}"
189	CHROOT_IMAKEFLAGS="${WORLD_FLAGS} ${NOCONF_FILES}"
190	CHROOT_DMAKEFLAGS="${WORLD_FLAGS} ${NOCONF_FILES}"
191	RELEASE_WMAKEFLAGS="${MAKE_FLAGS} ${WORLD_FLAGS} ${ARCH_FLAGS} \
192		${CONF_FILES}"
193	RELEASE_KMAKEFLAGS="${MAKE_FLAGS} ${KERNEL_FLAGS} \
194		KERNCONF=\"${KERNEL}\" ${ARCH_FLAGS} ${CONF_FILES}"
195	RELEASE_RMAKEFLAGS="${ARCH_FLAGS} ${RELEASE_FLAGS} \
196		KERNCONF=\"${KERNEL}\" ${CONF_FILES} ${SRCPORTS} \
197		WITH_DVD=${WITH_DVD} WITH_VMIMAGES=${WITH_VMIMAGES} \
198		WITH_CLOUDWARE=${WITH_CLOUDWARE} XZ_THREADS=${XZ_THREADS}"
199
200	return 0
201} # env_check()
202
203# chroot_setup(): Prepare the build chroot environment for the release build.
204chroot_setup() {
205	load_chroot_env
206	mkdir -p ${CHROOTDIR}/usr
207
208	if [ -z "${SRC_UPDATE_SKIP}" ]; then
209		if [ -d "${CHROOTDIR}/usr/src/.git" ]; then
210			git -C ${CHROOTDIR}/usr/src pull -q
211		else
212			${VCSCMD} ${SRC} -b ${SRCBRANCH} ${CHROOTDIR}/usr/src
213		fi
214	fi
215	if [ -z "${NOPORTS}" ] && [ -z "${PORTS_UPDATE_SKIP}" ]; then
216		if [ -d "${CHROOTDIR}/usr/ports/.git" ]; then
217			git -C ${CHROOTDIR}/usr/ports pull -q
218		else
219			${VCSCMD} ${PORT} -b ${PORTBRANCH} ${CHROOTDIR}/usr/ports
220		fi
221	fi
222
223	if [ -z "${CHROOTBUILD_SKIP}" ]; then
224		cd ${CHROOTDIR}/usr/src
225		env ${CHROOT_MAKEENV} make ${CHROOT_WMAKEFLAGS} buildworld
226		env ${CHROOT_MAKEENV} make ${CHROOT_IMAKEFLAGS} installworld \
227			DESTDIR=${CHROOTDIR}
228		env ${CHROOT_MAKEENV} make ${CHROOT_DMAKEFLAGS} distribution \
229			DESTDIR=${CHROOTDIR}
230	fi
231
232	return 0
233} # chroot_setup()
234
235# extra_chroot_setup(): Prepare anything additional within the build
236# necessary for the release build.
237extra_chroot_setup() {
238	mkdir -p ${CHROOTDIR}/dev
239	mount -t devfs devfs ${CHROOTDIR}/dev
240	[ -e /etc/resolv.conf -a ! -e ${CHROOTDIR}/etc/resolv.conf ] && \
241		cp /etc/resolv.conf ${CHROOTDIR}/etc/resolv.conf
242	# Run ldconfig(8) in the chroot directory so /var/run/ld-elf*.so.hints
243	# is created.  This is needed by ports-mgmt/pkg.
244	eval chroot ${CHROOTDIR} /etc/rc.d/ldconfig forcerestart
245
246	# If MAKE_CONF and/or SRC_CONF are set and not character devices
247	# (/dev/null), copy them to the chroot.
248	if [ -e ${MAKE_CONF} ] && [ ! -c ${MAKE_CONF} ]; then
249		mkdir -p ${CHROOTDIR}/$(dirname ${MAKE_CONF})
250		cp ${MAKE_CONF} ${CHROOTDIR}/${MAKE_CONF}
251	fi
252	if [ -e ${SRC_CONF} ] && [ ! -c ${SRC_CONF} ]; then
253		mkdir -p ${CHROOTDIR}/$(dirname ${SRC_CONF})
254		cp ${SRC_CONF} ${CHROOTDIR}/${SRC_CONF}
255	fi
256
257	_gitcmd="$(which git)"
258	if [ -z "${NOGIT}" -a -z "${_gitcmd}" ]; then
259		# Install git from ports if the ports tree is available;
260		# otherwise install the pkg.
261		if [ -d ${CHROOTDIR}/usr/ports ]; then
262			# Trick the ports 'run-autotools-fixup' target to do the right
263			# thing.
264			_OSVERSION=$(chroot ${CHROOTDIR} /usr/bin/uname -U)
265			REVISION=$(chroot ${CHROOTDIR} make -C /usr/src/release -V REVISION)
266			BRANCH=$(chroot ${CHROOTDIR} make -C /usr/src/release -V BRANCH)
267			UNAME_r=${REVISION}-${BRANCH}
268			GITUNSETOPTS="CONTRIB CURL CVS GITWEB GUI HTMLDOCS"
269			GITUNSETOPTS="${GITUNSETOPTS} ICONV NLS P4 PERL"
270			GITUNSETOPTS="${GITUNSETOPTS} SEND_EMAIL SUBTREE SVN"
271			GITUNSETOPTS="${GITUNSETOPTS} PCRE PCRE2"
272			PBUILD_FLAGS="OSVERSION=${_OSVERSION} BATCH=yes"
273			PBUILD_FLAGS="${PBUILD_FLAGS} UNAME_r=${UNAME_r}"
274			PBUILD_FLAGS="${PBUILD_FLAGS} OSREL=${REVISION}"
275			PBUILD_FLAGS="${PBUILD_FLAGS} WRKDIRPREFIX=/tmp/ports"
276			PBUILD_FLAGS="${PBUILD_FLAGS} DISTDIR=/tmp/distfiles"
277			eval chroot ${CHROOTDIR} env OPTIONS_UNSET=\"${GITUNSETOPTS}\" \
278				${PBUILD_FLAGS} \
279				make -C /usr/ports/devel/git FORCE_PKG_REGISTER=1 \
280				WRKDIRPREFIX=/tmp/ports \
281				DISTDIR=/tmp/distfiles \
282				install clean distclean
283		else
284			eval chroot ${CHROOTDIR} env ASSUME_ALWAYS_YES=yes \
285				pkg install -y devel/git
286			eval chroot ${CHROOTDIR} env ASSUME_ALWAYS_YES=yes \
287				pkg clean -y
288		fi
289	fi
290
291	if [ ! -z "${EMBEDDEDPORTS}" ]; then
292		_OSVERSION=$(chroot ${CHROOTDIR} /usr/bin/uname -U)
293		REVISION=$(chroot ${CHROOTDIR} make -C /usr/src/release -V REVISION)
294		BRANCH=$(chroot ${CHROOTDIR} make -C /usr/src/release -V BRANCH)
295		UNAME_r=${REVISION}-${BRANCH}
296		PBUILD_FLAGS="OSVERSION=${_OSVERSION} BATCH=yes"
297		PBUILD_FLAGS="${PBUILD_FLAGS} UNAME_r=${UNAME_r}"
298		PBUILD_FLAGS="${PBUILD_FLAGS} OSREL=${REVISION}"
299		PBUILD_FLAGS="${PBUILD_FLAGS} WRKDIRPREFIX=/tmp/ports"
300		PBUILD_FLAGS="${PBUILD_FLAGS} DISTDIR=/tmp/distfiles"
301		for _PORT in ${EMBEDDEDPORTS}; do
302			eval chroot ${CHROOTDIR} env ${PBUILD_FLAGS} make -C \
303				/usr/ports/${_PORT} \
304				FORCE_PKG_REGISTER=1 deinstall install clean distclean
305		done
306	fi
307
308	buildenv_setup
309
310	return 0
311} # extra_chroot_setup()
312
313# chroot_build_target(): Build the userland and kernel for the build target.
314chroot_build_target() {
315	load_target_env
316	if [ ! -z "${EMBEDDEDBUILD}" ]; then
317		RELEASE_WMAKEFLAGS="${RELEASE_WMAKEFLAGS} \
318			TARGET=${EMBEDDED_TARGET} \
319			TARGET_ARCH=${EMBEDDED_TARGET_ARCH}"
320		RELEASE_KMAKEFLAGS="${RELEASE_KMAKEFLAGS} \
321			TARGET=${EMBEDDED_TARGET} \
322			TARGET_ARCH=${EMBEDDED_TARGET_ARCH}"
323	fi
324	eval chroot ${CHROOTDIR} make -C /usr/src ${RELEASE_WMAKEFLAGS} buildworld
325	eval chroot ${CHROOTDIR} make -C /usr/src ${RELEASE_KMAKEFLAGS} buildkernel
326
327	return 0
328} # chroot_build_target
329
330# chroot_build_release(): Invoke the 'make release' target.
331chroot_build_release() {
332	load_target_env
333	if [ ! -z "${WITH_VMIMAGES}" ]; then
334		if [ -z "${VMFORMATS}" ]; then
335			VMFORMATS="$(eval chroot ${CHROOTDIR} \
336				make -C /usr/src/release -V VMFORMATS)"
337		fi
338		if [ -z "${VMSIZE}" ]; then
339			VMSIZE="$(eval chroot ${CHROOTDIR} \
340				make -C /usr/src/release -V VMSIZE)"
341		fi
342		RELEASE_RMAKEFLAGS="${RELEASE_RMAKEFLAGS} \
343			VMFORMATS=\"${VMFORMATS}\" VMSIZE=${VMSIZE}"
344	fi
345	eval chroot ${CHROOTDIR} make -C /usr/src/release \
346		${RELEASE_RMAKEFLAGS} release
347	eval chroot ${CHROOTDIR} make -C /usr/src/release \
348		${RELEASE_RMAKEFLAGS} install DESTDIR=/R \
349		WITH_COMPRESSED_IMAGES=${WITH_COMPRESSED_IMAGES} \
350		WITH_COMPRESSED_VMIMAGES=${WITH_COMPRESSED_VMIMAGES}
351
352	return 0
353} # chroot_build_release()
354
355efi_boot_name()
356{
357	case $1 in
358		arm)
359			echo "bootarm.efi"
360			;;
361		arm64)
362			echo "bootaa64.efi"
363			;;
364		amd64)
365			echo "bootx64.efi"
366			;;
367		riscv)
368			echo "bootriscv64.efi"
369			;;
370	esac
371}
372
373# chroot_arm_build_release(): Create arm SD card image.
374chroot_arm_build_release() {
375	load_target_env
376	case ${EMBEDDED_TARGET} in
377		arm|arm64|riscv)
378			if [ -e "${RELENGDIR}/tools/arm.subr" ]; then
379				. "${RELENGDIR}/tools/arm.subr"
380			fi
381			;;
382		*)
383			;;
384	esac
385	[ ! -z "${RELEASECONF}" ] && . "${RELEASECONF}"
386	export MAKE_FLAGS="${MAKE_FLAGS} TARGET=${EMBEDDED_TARGET}"
387	export MAKE_FLAGS="${MAKE_FLAGS} TARGET_ARCH=${EMBEDDED_TARGET_ARCH}"
388	export MAKE_FLAGS="${MAKE_FLAGS} ${CONF_FILES}"
389	eval chroot ${CHROOTDIR} env WITH_UNIFIED_OBJDIR=1 make ${MAKE_FLAGS} -C /usr/src/release obj
390	export WORLDDIR="$(eval chroot ${CHROOTDIR} make ${MAKE_FLAGS} -C /usr/src/release -V WORLDDIR)"
391	export OBJDIR="$(eval chroot ${CHROOTDIR} env WITH_UNIFIED_OBJDIR=1 make ${MAKE_FLAGS} -C /usr/src/release -V .OBJDIR)"
392	export DESTDIR="${OBJDIR}/${KERNEL}"
393	export IMGBASE="${CHROOTDIR}/${OBJDIR}/${BOARDNAME}.img"
394	export OSRELEASE="$(eval chroot ${CHROOTDIR} make ${MAKE_FLAGS} -C /usr/src/release \
395		TARGET=${EMBEDDED_TARGET} TARGET_ARCH=${EMBEDDED_TARGET_ARCH} \
396		-V OSRELEASE)"
397	chroot ${CHROOTDIR} mkdir -p ${DESTDIR}
398	chroot ${CHROOTDIR} truncate -s ${IMAGE_SIZE} ${IMGBASE##${CHROOTDIR}}
399	export mddev=$(chroot ${CHROOTDIR} \
400		mdconfig -f ${IMGBASE##${CHROOTDIR}} ${MD_ARGS})
401	arm_create_disk
402	arm_install_base
403	arm_install_boot
404	arm_install_uboot
405	mdconfig -d -u ${mddev}
406	chroot ${CHROOTDIR} rmdir ${DESTDIR}
407	mv ${IMGBASE} ${CHROOTDIR}/${OBJDIR}/${OSRELEASE}-${BOARDNAME}.img
408	chroot ${CHROOTDIR} mkdir -p /R
409	chroot ${CHROOTDIR} cp -p ${OBJDIR}/${OSRELEASE}-${BOARDNAME}.img \
410		/R/${OSRELEASE}-${BOARDNAME}.img
411	chroot ${CHROOTDIR} xz -T ${XZ_THREADS} /R/${OSRELEASE}-${BOARDNAME}.img
412	cd ${CHROOTDIR}/R && sha512 ${OSRELEASE}* \
413		> CHECKSUM.SHA512
414	cd ${CHROOTDIR}/R && sha256 ${OSRELEASE}* \
415		> CHECKSUM.SHA256
416
417	return 0
418} # chroot_arm_build_release()
419
420# main(): Start here.
421main() {
422	set -e # Everything must succeed
423	env_setup
424	while getopts c: opt; do
425		case ${opt} in
426			c)
427				RELEASECONF="$(realpath ${OPTARG})"
428				;;
429			\?)
430				usage
431				;;
432		esac
433	done
434	shift $(($OPTIND - 1))
435	if [ ! -z "${RELEASECONF}" ]; then
436		if [ -e "${RELEASECONF}" ]; then
437			. ${RELEASECONF}
438		else
439			echo "Nonexistent configuration file: ${RELEASECONF}"
440			echo "Using default build environment."
441		fi
442	fi
443	env_check
444	trap "umount ${CHROOTDIR}/dev" EXIT # Clean up devfs mount on exit
445	chroot_setup
446	extra_chroot_setup
447	chroot_build_target
448	${chroot_build_release_cmd}
449
450	return 0
451} # main()
452
453main "${@}"
454