| #!/bin/bash |
| |
| # Copyright (c) 2012 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_integer jobs -1 \ |
| "How many packages to build in parallel at maximum." |
| DEFINE_boolean skip_toolchain_update $FLAGS_FALSE \ |
| "Don't update the toolchains." |
| DEFINE_string toolchain_boards "" \ |
| "Extra toolchains to setup for the specified boards." |
| |
| # Parse command line flags |
| FLAGS "$@" || 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 'switch_to_strict_mode' is specified before now. |
| switch_to_strict_mode |
| |
| . ${SCRIPTS_DIR}/sdk_lib/make_conf_util.sh |
| |
| # Run version hooks as pre-update |
| ${SCRIPTS_DIR}/run_chroot_version_hooks |
| |
| info "Updating chroot" |
| |
| # Create /etc/make.conf.host_setup. The file content is regenerated |
| # from scratch every update. There are various reasons to do this: |
| # + It's cheap, so this is an easy way to guarantee correct content |
| # after an upgrade. |
| # + Inside make_chroot.sh, we use a temporary version of the file |
| # which must be updated before the script completes; that final |
| # update happens here. |
| # + If the repositories change to add or remove the private |
| # overlay, the file may need to be regenerated. |
| create_host_setup |
| |
| sudo_clear_shadow_locks / |
| |
| # First make sure the cross-compilers have the right config settings. |
| # We don't actually build them yet though as we want to wait for the |
| # sdk to have all up-to-date packages. |
| if [ "${FLAGS_skip_toolchain_update}" -eq "${FLAGS_FALSE}" ]; then |
| info "Updating cross-compilers" |
| TOOLCHAIN_FLAGS=() |
| |
| if [[ -n ${FLAGS_toolchain_boards} ]]; then |
| TOOLCHAIN_FLAGS+=( |
| "--targets=boards" |
| "--include-boards=${FLAGS_toolchain_boards}" |
| ) |
| fi |
| |
| # This should really only be skipped while bootstrapping. |
| if [ "${FLAGS_usepkg}" -eq "${FLAGS_FALSE}" ]; then |
| TOOLCHAIN_FLAGS+=( --nousepkg ) |
| fi |
| # Expand the path before sudo, as root doesn't have the same path magic. |
| sudo -E $(type -p cros_setup_toolchains) "${TOOLCHAIN_FLAGS[@]}" |
| fi |
| |
| info "Updating the SDK" |
| |
| # Perform an update of all the sdk packages in the chroot. |
| CHROMITE_BIN="${GCLIENT_ROOT}/chromite/bin" |
| EMERGE_CMD="${CHROMITE_BIN}/parallel_emerge" |
| |
| EMERGE_FLAGS="-uNv --with-bdeps=y --select" |
| if [ "${FLAGS_usepkg}" -eq "${FLAGS_TRUE}" ]; then |
| EMERGE_FLAGS="${EMERGE_FLAGS} --getbinpkg" |
| |
| # Only update toolchain when binpkgs are available. Toolchain rollout |
| # process only takes place when the chromiumos sdk builder finishes |
| # a successful build. |
| EMERGE_FLAGS+=" --useoldpkg-atoms=dev-lang/go" |
| EMERGE_FLAGS+=" --useoldpkg-atoms=sys-devel/binutils" |
| EMERGE_FLAGS+=" --useoldpkg-atoms=sys-devel/gcc" |
| EMERGE_FLAGS+=" --useoldpkg-atoms=sys-libs/glibc" |
| fi |
| |
| if [[ "${FLAGS_jobs}" -ne -1 ]]; then |
| EMERGE_FLAGS+=" --jobs=${FLAGS_jobs}" |
| fi |
| |
| # Build cros_workon packages when they are changed. |
| for pkg in $("${CHROMITE_BIN}/cros_list_modified_packages" --host); do |
| EMERGE_FLAGS+=" --reinstall-atoms=${pkg} --usepkg-exclude=${pkg}" |
| done |
| |
| # Second pass, update everything else. |
| EMERGE_FLAGS+=" --deep" |
| sudo -E ${EMERGE_CMD} ${EMERGE_FLAGS} virtual/target-sdk world |
| |
| # Automatically discard all CONFIG_PROTECT'ed files. Those that are |
| # protected should not be overwritten until the variable is changed. |
| # Autodiscard is option "-9" followed by the "YES" confirmation. |
| printf '%s\nYES\n' -9 | sudo etc-update |
| |
| # If the user still has old perl modules installed, update them. |
| PERL_VERSIONS=$(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 |
| # Some perl packages might not exist anymore due to the upgrade, so unmerge |
| # any that no longer exist. |
| info "Looking for outdated perl packages" |
| pkgs=() |
| for pkg in $(qlist -IC dev-perl/ perl-core/ virtual/perl-); do |
| equery which ${pkg} >/dev/null || pkgs+=( "${pkg}" ) |
| done |
| if [[ ${#pkgs[@]} -gt 0 ]]; then |
| sudo qmerge -Uyq "${pkgs[@]}" |
| fi |
| sudo perl-cleaner --all -- --quiet |
| fi |
| |
| command_completed |