| #!/bin/bash |
| |
| # Copyright (c) 2010 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| |
| . "$(dirname "$0")/common.sh" || exit 1 |
| |
| # Script must run inside the chroot |
| assert_inside_chroot "$@" |
| |
| # Do not run as root |
| assert_not_root_user |
| |
| # Developer-visible flags. |
| DEFINE_boolean usepkg $FLAGS_TRUE \ |
| "Use binary packages to bootstrap." |
| |
| FLAGS_HELP="usage: $(basename $0) [flags] |
| Performs an update of the chroot. This script is called as part of |
| build_packages, so there is typically no need to call this script directly. |
| " |
| show_help_if_requested "$@" |
| |
| # The following options are advanced options, only available to those willing |
| # to read the source code. They are not shown in help output, since they are |
| # not needed for the typical developer workflow. |
| DEFINE_boolean fast ${DEFAULT_FAST} "Call many emerges in parallel" |
| DEFINE_integer jobs -1 \ |
| "How many packages to build in parallel at maximum." |
| |
| # Parse command line flags |
| FLAGS "$@" || exit 1 |
| eval set -- "${FLAGS_ARGV}" |
| |
| # Only now can we die on error. shflags functions leak non-zero error codes, |
| # so will die prematurely if 'set -e' is specified before now. |
| set -e |
| |
| . ${SCRIPTS_DIR}/sdk_lib/make_conf_util.sh |
| |
| # Run version hooks as pre-update |
| ${SCRIPTS_DIR}/run_chroot_version_hooks |
| |
| # Create /etc/make.conf.host_setup. The file content is regenerated |
| # from scratch every update. There are various reasons to do this: |
| # + It's cheap, so this is an easy way to guarantee correct content |
| # after an upgrade. |
| # + Inside make_chroot.sh, we use a temporary version of the file |
| # which must be updated before the script completes; that final |
| # update happens here. |
| # + If the repositories change to add or remove the private |
| # overlay, the file may need to be regenerated. |
| create_host_setup |
| |
| info "Updating chroot" |
| |
| EMERGE_FLAGS="-uNv --with-bdeps=y --select" |
| if [ "${FLAGS_usepkg}" -eq "${FLAGS_TRUE}" ]; then |
| EMERGE_FLAGS="${EMERGE_FLAGS} --getbinpkg" |
| |
| # Only update toolchain when binpkgs are available. Toolchain rollout |
| # process only takes place when the chromiumos sdk builder finishes |
| # a successful build. |
| EMERGE_FLAGS+=" --useoldpkg-atoms=sys-devel/binutils" |
| EMERGE_FLAGS+=" --useoldpkg-atoms=sys-devel/gcc" |
| EMERGE_FLAGS+=" --useoldpkg-atoms=sys-libs/glibc" |
| fi |
| |
| if [[ "${FLAGS_jobs}" -ne -1 ]]; then |
| EMERGE_FLAGS+=" --jobs=${FLAGS_jobs}" |
| fi |
| |
| # Perform an update of hard-host-depends and world in the chroot. |
| EMERGE_CMD="emerge" |
| if [ "${FLAGS_fast}" -eq "${FLAGS_TRUE}" ]; then |
| EMERGE_CMD="${GCLIENT_ROOT}/chromite/bin/parallel_emerge" |
| fi |
| |
| # In first pass, update portage and toolchains. Lagged updates of both |
| # can cause serious issues later. |
| export CHOST="$(portageq envvar CHOST)" |
| LATEST=$(gcc-config -l | awk -v chost="${CHOST}" '$2 ~ chost { print $2 }' | \ |
| sort -V | tail -n 1) |
| CURRENT="$(gcc-config -c)" || true # This fails if current profile is invalid. |
| sudo -E ${EMERGE_CMD} ${EMERGE_FLAGS} \ |
| sys-devel/gcc sys-devel/binutils sys-libs/glibc sys-apps/portage |
| # If the latest toolchain wasn't already selected before we updated, do nothing, |
| # otherwise autoselect the latest. Also fix if the current profile is invalid. |
| if [ "${LATEST}" != "${CURRENT}" ] || ! gcc-config -c &> /dev/null; then |
| LATEST=$(gcc-config -l | awk -v chost="${CHOST}" '$2 ~ chost { print $2 }' | \ |
| sort -V | tail -n 1 ) |
| sudo -E gcc-config "${LATEST}" |
| fi |
| |
| # Second pass, update everything else. |
| EMERGE_FLAGS+=" --deep" |
| sudo -E ${EMERGE_CMD} ${EMERGE_FLAGS} \ |
| chromeos-base/hard-host-depends world |
| |
| # Automatically discard all CONFIG_PROTECT'ed files. Those that are |
| # protected should not be overwritten until the variable is changed. |
| # Autodiscard is option "-9" followed by the "YES" confirmation. |
| printf '%s\nYES\n' -9 | sudo etc-update |
| |
| # If the user still has old perl modules installed, update them. |
| PERL_VERSIONS=$(find /usr/lib*/perl5/vendor_perl/ -maxdepth 1 -mindepth 1 \ |
| -type d -printf '%P\n' | sort -u | wc -w) |
| if [ "$PERL_VERSIONS" -gt 1 ] ; then |
| sudo perl-cleaner --all -- --quiet |
| fi |