flatcar-scripts/update_chroot
Zdenek Behan 308e9fd4c4 version_hooks: integrate upgrade hooks into chroot updater
BUG=chromium-os:6151
TEST=run update_chroot

Change-Id: I1fee2428247eb3dd1a3133d5781d4e5b6d5bdeb9
Reviewed-on: http://gerrit.chromium.org/gerrit/903
Reviewed-by: David James <davidjames@chromium.org>
Tested-by: Zdenek Behan <zbehan@chromium.org>
2011-05-17 15:51:32 -07:00

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#!/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.
# Performs an update of the chroot.
# Load common CrOS utilities. Inside the chroot this file is installed in
# /usr/lib/crosutils. Outside the chroot we find it relative to the script's
# location.
. "$(dirname $0)/common.sh" || ! echo "Unable to load common.sh" || exit 1
# Script must run inside the chroot
assert_inside_chroot "$@"
# Do not run as root
assert_not_root_user
# Flags
DEFINE_boolean usepkg $FLAGS_TRUE \
"Use binary packages to bootstrap."
DEFINE_boolean fast ${DEFAULT_FAST} "Call many emerges in parallel"
DEFINE_integer retries -1 \
"On build failure, the number of times to retry."
# Parse command line flags
FLAGS "$@" || 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
# Run version hooks as pre-update
${SCRIPTS_DIR}/run_chroot_version_hooks
info "Updating chroot"
EMERGE_FLAGS="-uDNv --with-bdeps=y"
if [ "${FLAGS_usepkg}" -eq "${FLAGS_TRUE}" ]; then
EMERGE_FLAGS="${EMERGE_FLAGS} --getbinpkg"
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
eretry sudo -E ${EMERGE_CMD} ${EMERGE_FLAGS} \
chromeos-base/hard-host-depends world