release/release.sh

   1 #!/bin/sh
   2 #-
   3 # Copyright (c) 2020 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 # $FreeBSD$
  38 #
  39
  40 export PATH="/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin"
  41
  42 VERSION=3
  43
  44 # Prototypes that can be redefined per-chroot or per-target.
  45 load_chroot_env() { }
  46 load_target_env() { }
  47 buildenv_setup() { }
  48
  49 usage() {
  50         echo "Usage: $0 [-c release.conf]"
  51         exit 1
  52 }
  53
  54 # env_setup(): Set up the default build environment variables, such as the
  55 # CHROOTDIR, VCSCMD, GITROOT, etc.  This is called before the release.conf
  56 # file is sourced, if '-c <release.conf>' is specified.
  57 env_setup() {
  58         # The directory within which the release will be built.
  59         CHROOTDIR="/scratch"
  60         RELENGDIR="$(dirname $(realpath ${0}))"
  61
  62         # The default version control system command to obtain the sources.
  63         for _dir in /usr/bin /usr/local/bin; do
  64                 [ -x "${_dir}/git" ] && VCSCMD="/${_dir}/git"
  65                 [ ! -z "${VCSCMD}" ] && break 2
  66         done
  67
  68         if [ -z "${VCSCMD}" ]; then
  69                 echo "*** The devel/git port/package is required."
  70                 exit 1
  71         fi
  72         VCSCMD="/usr/local/bin/git clone -q"
  73         VCSUPDATE="/usr/local/bin/git pull -q"
  74
  75         # The default git checkout server, and branches for src/, doc/,
  76         # and ports/.
  77         GITROOT="https://cgit-beta.FreeBSD.org/"
  78         SRCBRANCH="main"
  79         DOCBRANCH="main"
  80         PORTBRANCH="main"
  81         GITSRC="src.git"
  82         GITPORTS="ports.git"
  83         GITDOC="doc.git"
  84
  85         # Set for embedded device builds.
  86         EMBEDDEDBUILD=
  87
  88         # The default make.conf and src.conf to use.  Set to /dev/null
  89         # by default to avoid polluting the chroot(8) environment with
  90         # non-default settings.
  91         MAKE_CONF="/dev/null"
  92         SRC_CONF="/dev/null"
  93
  94         # The number of make(1) jobs, defaults to the number of CPUs available
  95         # for buildworld, and half of number of CPUs available for buildkernel.
  96         WORLD_FLAGS="-j$(sysctl -n hw.ncpu)"
  97         KERNEL_FLAGS="-j$(( $(( $(sysctl -n hw.ncpu) + 1 )) / 2))"
  98
  99         MAKE_FLAGS="-s"
 100
 101         # The name of the kernel to build, defaults to GENERIC.
 102         KERNEL="GENERIC"
 103
 104         # Set to non-empty value to disable checkout of doc/ and/or ports/.
 105         # Disabling ports/ checkout also forces NODOC to be set.
 106         NODOC=
 107         NOPORTS=
 108
 109         # Set to non-empty value to disable distributing source tree.
 110         NOSRC=
 111
 112         # Set to non-empty value to build dvd1.iso as part of the release.
 113         WITH_DVD=
 114         WITH_COMPRESSED_IMAGES=
 115
 116         # Set to non-empty value to build virtual machine images as part of
 117         # the release.
 118         WITH_VMIMAGES=
 119         WITH_COMPRESSED_VMIMAGES=
 120         XZ_THREADS=0
 121
 122         # Set to non-empty value to build virtual machine images for various
 123         # cloud providers as part of the release.
 124         WITH_CLOUDWARE=
 125
 126         return 0
 127 } # env_setup()
 128
 129 # env_check(): Perform sanity tests on the build environment, such as ensuring
 130 # files/directories exist, as well as adding backwards-compatibility hacks if
 131 # necessary.  This is called unconditionally, and overrides the defaults set
 132 # in env_setup() if '-c <release.conf>' is specified.
 133 env_check() {
 134         chroot_build_release_cmd="chroot_build_release"
 135
 136         # Prefix the branches with the GITROOT for the full checkout URL.
 137         SRC="${GITROOT}${GITSRC}"
 138         DOC="${GITROOT}${GITDOC}"
 139         PORT="${GITROOT}${GITPORTS}"
 140
 141         if [ -n "${EMBEDDEDBUILD}" ]; then
 142                 WITH_DVD=
 143                 WITH_COMPRESSED_IMAGES=
 144                 NODOC=yes
 145                 case ${EMBEDDED_TARGET}:${EMBEDDED_TARGET_ARCH} in
 146                         arm:arm*|arm64:aarch64)
 147                                 chroot_build_release_cmd="chroot_arm_build_release"
 148                                 ;;
 149                         *)
 150                                 ;;
 151                 esac
 152         fi
 153
 154         # If PORTS is set and NODOC is unset, force NODOC=yes because the ports
 155         # tree is required to build the documentation set.
 156         if [ -n "${NOPORTS}" ] && [ -z "${NODOC}" ]; then
 157                 echo "*** NOTICE: Setting NODOC=1 since ports tree is required"
 158                 echo "            and NOPORTS is set."
 159                 NODOC=yes
 160         fi
 161
 162         # If NOSRC, NOPORTS and/or NODOC are unset, they must not pass to make
 163         # as variables.  The release makefile verifies definedness of the
 164         # NOPORTS/NODOC variables instead of their values.
 165         SRCDOCPORTS=
 166         if [ -n "${NOPORTS}" ]; then
 167                 SRCDOCPORTS="NOPORTS=yes"
 168         fi
 169         if [ -n "${NODOC}" ]; then
 170                 SRCDOCPORTS="${SRCDOCPORTS}${SRCDOCPORTS:+ }NODOC=yes"
 171         fi
 172         if [ -n "${NOSRC}" ]; then
 173                 SRCDOCPORTS="${SRCDOCPORTS}${SRCDOCPORTS:+ }NOSRC=yes"
 174         fi
 175
 176         # The aggregated build-time flags based upon variables defined within
 177         # this file, unless overridden by release.conf.  In most cases, these
 178         # will not need to be changed.
 179         CONF_FILES="__MAKE_CONF=${MAKE_CONF} SRCCONF=${SRC_CONF}"
 180         if [ -n "${TARGET}" ] && [ -n "${TARGET_ARCH}" ]; then
 181                 ARCH_FLAGS="TARGET=${TARGET} TARGET_ARCH=${TARGET_ARCH}"
 182         else
 183                 ARCH_FLAGS=
 184         fi
 185
 186         if [ -z "${CHROOTDIR}" ]; then
 187                 echo "Please set CHROOTDIR."
 188                 exit 1
 189         fi
 190
 191         if [ $(id -u) -ne 0 ]; then
 192                 echo "Needs to be run as root."
 193                 exit 1
 194         fi
 195
 196         # Unset CHROOTBUILD_SKIP if the chroot(8) does not appear to exist.
 197         if [ ! -z "${CHROOTBUILD_SKIP}" -a ! -e ${CHROOTDIR}/bin/sh ]; then
 198                 CHROOTBUILD_SKIP=
 199         fi
 200
 201         CHROOT_MAKEENV="${CHROOT_MAKEENV} \
 202                 MAKEOBJDIRPREFIX=${CHROOTDIR}/tmp/obj"
 203         CHROOT_WMAKEFLAGS="${MAKE_FLAGS} ${WORLD_FLAGS} ${CONF_FILES}"
 204         CHROOT_IMAKEFLAGS="${WORLD_FLAGS} ${CONF_FILES}"
 205         CHROOT_DMAKEFLAGS="${WORLD_FLAGS} ${CONF_FILES}"
 206         RELEASE_WMAKEFLAGS="${MAKE_FLAGS} ${WORLD_FLAGS} ${ARCH_FLAGS} \
 207                 ${CONF_FILES}"
 208         RELEASE_KMAKEFLAGS="${MAKE_FLAGS} ${KERNEL_FLAGS} \
 209                 KERNCONF=\"${KERNEL}\" ${ARCH_FLAGS} ${CONF_FILES}"
 210         RELEASE_RMAKEFLAGS="${ARCH_FLAGS} \
 211                 KERNCONF=\"${KERNEL}\" ${CONF_FILES} ${SRCDOCPORTS} \
 212                 WITH_DVD=${WITH_DVD} WITH_VMIMAGES=${WITH_VMIMAGES} \
 213                 WITH_CLOUDWARE=${WITH_CLOUDWARE} XZ_THREADS=${XZ_THREADS}"
 214
 215         return 0
 216 } # env_check()
 217
 218 # chroot_setup(): Prepare the build chroot environment for the release build.
 219 chroot_setup() {
 220         load_chroot_env
 221         mkdir -p ${CHROOTDIR}/usr
 222
 223         if [ -z "${SRC_UPDATE_SKIP}" ]; then
 224                 if [ -d "${CHROOTDIR}/usr/src" ]; then
 225                         cd ${CHROOTDIR}/usr/src && ${VCSUPDATE} && cd -
 226                 else
 227                         ${VCSCMD} ${SRC} -b ${SRCBRANCH} ${CHROOTDIR}/usr/src
 228                 fi
 229         fi
 230         if [ -z "${NODOC}" ] && [ -z "${DOC_UPDATE_SKIP}" ]; then
 231                 if [ -d "${CHROOTDIR}/usr/doc" ]; then
 232                         cd ${CHROOTDIR}/usr/doc && ${VCSUPDATE} && cd -
 233                 else
 234                         ${VCSCMD} ${DOC} -b ${DOCBRANCH} ${CHROOTDIR}/usr/doc
 235                 fi
 236         fi
 237         if [ -z "${NOPORTS}" ] && [ -z "${PORTS_UPDATE_SKIP}" ]; then
 238                 if [ -d "${CHROOTDIR}/usr/ports" ]; then
 239                         cd ${CHROOTDIR}/usr/ports && ${VCSUPDATE} && cd -
 240                 else
 241                         ${VCSCMD} ${PORT} -b ${PORTBRANCH} ${CHROOTDIR}/usr/ports
 242                 fi
 243         fi
 244
 245         if [ -z "${CHROOTBUILD_SKIP}" ]; then
 246                 cd ${CHROOTDIR}/usr/src
 247                 env ${CHROOT_MAKEENV} make ${CHROOT_WMAKEFLAGS} buildworld
 248                 env ${CHROOT_MAKEENV} make ${CHROOT_IMAKEFLAGS} installworld \
 249                         DESTDIR=${CHROOTDIR}
 250                 env ${CHROOT_MAKEENV} make ${CHROOT_DMAKEFLAGS} distribution \
 251                         DESTDIR=${CHROOTDIR}
 252         fi
 253
 254         return 0
 255 } # chroot_setup()
 256
 257 # extra_chroot_setup(): Prepare anything additional within the build
 258 # necessary for the release build.
 259 extra_chroot_setup() {
 260         mkdir -p ${CHROOTDIR}/dev
 261         mount -t devfs devfs ${CHROOTDIR}/dev
 262         [ -e /etc/resolv.conf -a ! -e ${CHROOTDIR}/etc/resolv.conf ] && \
 263                 cp /etc/resolv.conf ${CHROOTDIR}/etc/resolv.conf
 264         # Run ldconfig(8) in the chroot directory so /var/run/ld-elf*.so.hints
 265         # is created.  This is needed by ports-mgmt/pkg.
 266         eval chroot ${CHROOTDIR} /etc/rc.d/ldconfig forcerestart
 267
 268         # If MAKE_CONF and/or SRC_CONF are set and not character devices
 269         # (/dev/null), copy them to the chroot.
 270         if [ -e ${MAKE_CONF} ] && [ ! -c ${MAKE_CONF} ]; then
 271                 mkdir -p ${CHROOTDIR}/$(dirname ${MAKE_CONF})
 272                 cp ${MAKE_CONF} ${CHROOTDIR}/${MAKE_CONF}
 273         fi
 274         if [ -e ${SRC_CONF} ] && [ ! -c ${SRC_CONF} ]; then
 275                 mkdir -p ${CHROOTDIR}/$(dirname ${SRC_CONF})
 276                 cp ${SRC_CONF} ${CHROOTDIR}/${SRC_CONF}
 277         fi
 278
 279         # Install git from ports or packages if the ports tree is
 280         # available and VCSCMD is unset.
 281         _gitcmd="$(which git)"
 282         if [ -d ${CHROOTDIR}/usr/ports -a -z "${_gitcmd}" ]; then
 283                 # Trick the ports 'run-autotools-fixup' target to do the right
 284                 # thing.
 285                 _OSVERSION=$(chroot ${CHROOTDIR} /usr/bin/uname -U)
 286                 REVISION=$(chroot ${CHROOTDIR} make -C /usr/src/release -V REVISION)
 287                 BRANCH=$(chroot ${CHROOTDIR} make -C /usr/src/release -V BRANCH)
 288                 UNAME_r=${REVISION}-${BRANCH}
 289                 GITUNSETOPTS="CONTRIB CURL CVS GITWEB GUI HTMLDOCS"
 290                 GITUNSETOPTS="${GITUNSETOPTS} ICONV NLS P4 PERL"
 291                 GITUNSETOPTS="${GITUNSETOPTS} SEND_EMAIL SUBTREE SVN"
 292                 GITUNSETOPTS="${GITUNSETOPTS} PCRE PCRE2"
 293                 eval chroot ${CHROOTDIR} env OPTIONS_UNSET=\"${GITUNSETOPTS}\" \
 294                         make -C /usr/ports/devel/git FORCE_PKG_REGISTER=1 \
 295                         WRKDIRPREFIX=/tmp/ports \
 296                         DISTDIR=/tmp/distfiles \
 297                         install clean distclean
 298         else
 299                 eval chroot ${CHROOTDIR} env ASSUME_ALWAYS_YES=yes \
 300                         pkg install -y devel/git
 301                 eval chroot ${CHROOTDIR} env ASSUME_ALWAYS_YES=yes \
 302                         pkg clean -y
 303         fi
 304         if [ -d ${CHROOTDIR}/usr/ports ]; then
 305                 # Trick the ports 'run-autotools-fixup' target to do the right
 306                 # thing.
 307                 _OSVERSION=$(chroot ${CHROOTDIR} /usr/bin/uname -U)
 308                 REVISION=$(chroot ${CHROOTDIR} make -C /usr/src/release -V REVISION)
 309                 BRANCH=$(chroot ${CHROOTDIR} make -C /usr/src/release -V BRANCH)
 310                 UNAME_r=${REVISION}-${BRANCH}
 311                 if [ -d ${CHROOTDIR}/usr/doc ] && [ -z "${NODOC}" ]; then
 312                         PBUILD_FLAGS="OSVERSION=${_OSVERSION} BATCH=yes"
 313                         PBUILD_FLAGS="${PBUILD_FLAGS} UNAME_r=${UNAME_r}"
 314                         PBUILD_FLAGS="${PBUILD_FLAGS} OSREL=${REVISION}"
 315                         PBUILD_FLAGS="${PBUILD_FLAGS} WRKDIRPREFIX=/tmp/ports"
 316                         PBUILD_FLAGS="${PBUILD_FLAGS} DISTDIR=/tmp/distfiles"
 317                         chroot ${CHROOTDIR} env ${PBUILD_FLAGS} \
 318                                 OPTIONS_UNSET="AVAHI FOP IGOR" make -C \
 319                                 /usr/ports/textproc/docproj \
 320                                 FORCE_PKG_REGISTER=1 \
 321                                 install clean distclean
 322                 fi
 323         fi
 324
 325         if [ ! -z "${EMBEDDEDPORTS}" ]; then
 326                 _OSVERSION=$(chroot ${CHROOTDIR} /usr/bin/uname -U)
 327                 REVISION=$(chroot ${CHROOTDIR} make -C /usr/src/release -V REVISION)
 328                 BRANCH=$(chroot ${CHROOTDIR} make -C /usr/src/release -V BRANCH)
 329                 PBUILD_FLAGS="OSVERSION=${_OSVERSION} BATCH=yes"
 330                 PBUILD_FLAGS="${PBUILD_FLAGS} UNAME_r=${UNAME_r}"
 331                 PBUILD_FLAGS="${PBUILD_FLAGS} OSREL=${REVISION}"
 332                 PBUILD_FLAGS="${PBUILD_FLAGS} WRKDIRPREFIX=/tmp/ports"
 333                 PBUILD_FLAGS="${PBUILD_FLAGS} DISTDIR=/tmp/distfiles"
 334                 for _PORT in ${EMBEDDEDPORTS}; do
 335                         eval chroot ${CHROOTDIR} env ${PBUILD_FLAGS} make -C \
 336                                 /usr/ports/${_PORT} \
 337                                 FORCE_PKG_REGISTER=1 deinstall install clean distclean
 338                 done
 339         fi
 340
 341         buildenv_setup
 342
 343         return 0
 344 } # extra_chroot_setup()
 345
 346 # chroot_build_target(): Build the userland and kernel for the build target.
 347 chroot_build_target() {
 348         load_target_env
 349         if [ ! -z "${EMBEDDEDBUILD}" ]; then
 350                 RELEASE_WMAKEFLAGS="${RELEASE_WMAKEFLAGS} \
 351                         TARGET=${EMBEDDED_TARGET} \
 352                         TARGET_ARCH=${EMBEDDED_TARGET_ARCH}"
 353                 RELEASE_KMAKEFLAGS="${RELEASE_KMAKEFLAGS} \
 354                         TARGET=${EMBEDDED_TARGET} \
 355                         TARGET_ARCH=${EMBEDDED_TARGET_ARCH}"
 356         fi
 357         eval chroot ${CHROOTDIR} make -C /usr/src ${RELEASE_WMAKEFLAGS} buildworld
 358         eval chroot ${CHROOTDIR} make -C /usr/src ${RELEASE_KMAKEFLAGS} buildkernel
 359
 360         return 0
 361 } # chroot_build_target
 362
 363 # chroot_build_release(): Invoke the 'make release' target.
 364 chroot_build_release() {
 365         load_target_env
 366         if [ ! -z "${WITH_VMIMAGES}" ]; then
 367                 if [ -z "${VMFORMATS}" ]; then
 368                         VMFORMATS="$(eval chroot ${CHROOTDIR} \
 369                                 make -C /usr/src/release -V VMFORMATS)"
 370                 fi
 371                 if [ -z "${VMSIZE}" ]; then
 372                         VMSIZE="$(eval chroot ${CHROOTDIR} \
 373                                 make -C /usr/src/release -V VMSIZE)"
 374                 fi
 375                 RELEASE_RMAKEFLAGS="${RELEASE_RMAKEFLAGS} \
 376                         VMFORMATS=\"${VMFORMATS}\" VMSIZE=${VMSIZE}"
 377         fi
 378         eval chroot ${CHROOTDIR} make -C /usr/src/release \
 379                 ${RELEASE_RMAKEFLAGS} release
 380         eval chroot ${CHROOTDIR} make -C /usr/src/release \
 381                 ${RELEASE_RMAKEFLAGS} install DESTDIR=/R \
 382                 WITH_COMPRESSED_IMAGES=${WITH_COMPRESSED_IMAGES} \
 383                 WITH_COMPRESSED_VMIMAGES=${WITH_COMPRESSED_VMIMAGES}
 384
 385         return 0
 386 } # chroot_build_release()
 387
 388 efi_boot_name()
 389 {
 390         case $1 in
 391                 arm)
 392                         echo "bootarm.efi"
 393                         ;;
 394                 arm64)
 395                         echo "bootaa64.efi"
 396                         ;;
 397                 amd64)
 398                         echo "bootx64.efi"
 399                         ;;
 400         esac
 401 }
 402
 403 # chroot_arm_build_release(): Create arm SD card image.
 404 chroot_arm_build_release() {
 405         load_target_env
 406         case ${EMBEDDED_TARGET} in
 407                 arm|arm64)
 408                         if [ -e "${RELENGDIR}/tools/arm.subr" ]; then
 409                                 . "${RELENGDIR}/tools/arm.subr"
 410                         fi
 411                         ;;
 412                 *)
 413                         ;;
 414         esac
 415         [ ! -z "${RELEASECONF}" ] && . "${RELEASECONF}"
 416         export MAKE_FLAGS="${MAKE_FLAGS} TARGET=${EMBEDDED_TARGET}"
 417         export MAKE_FLAGS="${MAKE_FLAGS} TARGET_ARCH=${EMBEDDED_TARGET_ARCH}"
 418         export MAKE_FLAGS="${MAKE_FLAGS} ${CONF_FILES}"
 419         eval chroot ${CHROOTDIR} env WITH_UNIFIED_OBJDIR=1 make ${MAKE_FLAGS} -C /usr/src/release obj
 420         export WORLDDIR="$(eval chroot ${CHROOTDIR} make ${MAKE_FLAGS} -C /usr/src/release -V WORLDDIR)"
 421         export OBJDIR="$(eval chroot ${CHROOTDIR} env WITH_UNIFIED_OBJDIR=1 make ${MAKE_FLAGS} -C /usr/src/release -V .OBJDIR)"
 422         export DESTDIR="${OBJDIR}/${KERNEL}"
 423         export IMGBASE="${CHROOTDIR}/${OBJDIR}/${BOARDNAME}.img"
 424         export OSRELEASE="$(eval chroot ${CHROOTDIR} make ${MAKE_FLAGS} -C /usr/src/release \
 425                 TARGET=${EMBEDDED_TARGET} TARGET_ARCH=${EMBEDDED_TARGET_ARCH} \
 426                 -V OSRELEASE)"
 427         chroot ${CHROOTDIR} mkdir -p ${DESTDIR}
 428         chroot ${CHROOTDIR} truncate -s ${IMAGE_SIZE} ${IMGBASE##${CHROOTDIR}}
 429         export mddev=$(chroot ${CHROOTDIR} \
 430                 mdconfig -f ${IMGBASE##${CHROOTDIR}} ${MD_ARGS})
 431         arm_create_disk
 432         arm_install_base
 433         arm_install_boot
 434         arm_install_uboot
 435         mdconfig -d -u ${mddev}
 436         chroot ${CHROOTDIR} rmdir ${DESTDIR}
 437         mv ${IMGBASE} ${CHROOTDIR}/${OBJDIR}/${OSRELEASE}-${BOARDNAME}.img
 438         chroot ${CHROOTDIR} mkdir -p /R
 439         chroot ${CHROOTDIR} cp -p ${OBJDIR}/${OSRELEASE}-${BOARDNAME}.img \
 440                 /R/${OSRELEASE}-${BOARDNAME}.img
 441         chroot ${CHROOTDIR} xz -T ${XZ_THREADS} /R/${OSRELEASE}-${BOARDNAME}.img
 442         cd ${CHROOTDIR}/R && sha512 ${OSRELEASE}* \
 443                 > CHECKSUM.SHA512
 444         cd ${CHROOTDIR}/R && sha256 ${OSRELEASE}* \
 445                 > CHECKSUM.SHA256
 446
 447         return 0
 448 } # chroot_arm_build_release()
 449
 450 # main(): Start here.
 451 main() {
 452         set -e # Everything must succeed
 453         env_setup
 454         while getopts c: opt; do
 455                 case ${opt} in
 456                         c)
 457                                 RELEASECONF="$(realpath ${OPTARG})"
 458                                 ;;
 459                         \?)
 460                                 usage
 461                                 ;;
 462                 esac
 463         done
 464         shift $(($OPTIND - 1))
 465         if [ ! -z "${RELEASECONF}" ]; then
 466                 if [ -e "${RELEASECONF}" ]; then
 467                         . ${RELEASECONF}
 468                 else
 469                         echo "Nonexistent configuration file: ${RELEASECONF}"
 470                         echo "Using default build environment."
 471                 fi
 472         fi
 473         env_check
 474         trap "umount ${CHROOTDIR}/dev" EXIT # Clean up devfs mount on exit
 475         chroot_setup
 476         extra_chroot_setup
 477         chroot_build_target
 478         ${chroot_build_release_cmd}
 479
 480         return 0
 481 } # main()
 482
 483 main "${@}"