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Switch install_packages.sh to re-use the apt cache across runs.

Browse Source 
This change also switches us to pre-populate the apt cache with
the set of packages needed to run apt and install them from there
rather than referring to the soon-to-be-defunct local repo.

Review URL: http://codereview.chromium.org/523146
This commit is contained in:
tedbo 2010-01-07 16:22:18 -08:00
parent 1fda17446e
commit 5a9457f2f8
1 changed files with 23 additions and 27 deletions
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50
install_packages.sh
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@ -79,13 +79,10 @@ cleanup_rootfs_mounts() {
sudo umount "${ROOT_FS_DIR}/proc"
}
# Create setup directory and copy over scripts, config files, and locally
# built packages.
# Set up repository for locally built packages; these take highest precedence.
mkdir -p "${SETUP_DIR}/local_packages"
cp "${FLAGS_build_root}/${FLAGS_target}/local_packages"/* \
"${SETUP_DIR}/local_packages"
# Set up repository for local packages to install in the rootfs via apt-get.
cd "$SETUP_DIR"
dpkg-scanpackages local_packages/ /dev/null | \
gzip > local_packages/Packages.gz
@ -98,8 +95,9 @@ deb file:"$SETUP_DIR" local_packages/
deb $FLAGS_server $FLAGS_suite main restricted multiverse universe
EOF
# Cache directory for APT to use.
APT_CACHE_DIR="${OUTPUT_DIR}/tmp/cache/"
# Cache directory for APT to use. This cache is re-used across builds. We
# rely on the cache to reduce traffic to the hosted repositories.
APT_CACHE_DIR="${FLAGS_build_root}/apt_cache-${FLAGS_target}/"
mkdir -p "${APT_CACHE_DIR}/archives/partial"
# Create the apt configuration file. See "man apt.conf"
@ -118,6 +116,7 @@ APT
Get
{
Assume-Yes "1";
AllowUnauthenticated "1";
};
};
Dir
@ -158,12 +157,12 @@ if [ -z "$EXPERIMENTAL_NO_DEBOOTSTRAP" -a \
-z "$EXPERIMENTAL_NO_MAINTAINER_SCRIPTS" ]; then
# Use debootstrap, which runs maintainer scripts.
sudo debootstrap --arch=i386 $FLAGS_suite "$ROOT_FS_DIR" "${FLAGS_server}"
sudo APT_CONFIG="$APT_CONFIG" DEBIAN_FRONTEND=noninteractive apt-get update
else
# A hack-in-progress that does our own debootstrap equivalent and skips
# maintainer scripts.
# TODO: Replace with a pointer to lool's repo or maybe apt-get --download-only?
REPO="${GCLIENT_ROOT}/repo/var/cache/make_local_repo"
# We do a rough equivalent to debootstrap that installs the minimal
# packages needed to be able to run apt to install the rest. We don't
# use debootstrap since it is geared toward having a second stage that
# needs to run package maintainer scripts. This is also simpler.
# The set of required packages before apt can take over.
PACKAGES="debconf libacl1 libattr1 libc6 libgcc1 libselinux1"
@ -185,6 +184,12 @@ else
sudo mkdir -p "${ROOT_FS_DIR}/var/lib/apt/lists/partial" \
"${ROOT_FS_DIR}/var/lib/dpkg/updates"
# Download the initial packages into the apt cache if necessary.
REPO="${APT_CACHE_DIR}/archives"
sudo APT_CONFIG="$APT_CONFIG" DEBIAN_FRONTEND=noninteractive apt-get update
sudo APT_CONFIG="$APT_CONFIG" DEBIAN_FRONTEND=noninteractive \
apt-get --download-only install $PACKAGES $EXTRA_PACKAGES
i=0
for p in $PACKAGES $EXTRA_PACKAGES; do
set +e
@ -199,6 +204,13 @@ else
i=$((i + 1))
done
# Make sure that apt is ready to work. We use --fix-broken to trigger apt
# to install additional critical packages. If there are any of these, we
# disable the maintainer scripts so they install ok.
TMP_FORCE_NO_SCRIPTS="-o=Dir::Bin::dpkg=${SCRIPTS_DIR}/dpkg_no_scripts.sh"
sudo APT_CONFIG="$APT_CONFIG" DEBIAN_FRONTEND=noninteractive \
apt-get $TMP_FORCE_NO_SCRIPTS --force-yes --fix-broken install
# ----- MAINTAINER SCRIPT FIXUPS -----
# TODO: Remove when we stop having maintainer scripts altogether.
@ -231,7 +243,6 @@ else
sudo mkdir -p "${ROOT_FS_DIR}/etc/init.d"
fi # EXPERIMENTAL_NO_DEBOOTSTRAP
# Set up mounts for working within the rootfs. We copy some basic
# network information from the host so that maintainer scripts can
# access the network as needed.
@ -241,14 +252,6 @@ sudo mount -t proc proc "${ROOT_FS_DIR}/proc"
sudo cp /etc/hosts "${ROOT_FS_DIR}/etc"
trap cleanup_rootfs_mounts EXIT
# Make sure that apt is ready to work. We use --fix-broken to trigger apt
# to install additional critical packages. If there are any of these, we
# disable the maintainer scripts so they install ok.
sudo APT_CONFIG="$APT_CONFIG" DEBIAN_FRONTEND=noninteractive apt-get update
TMP_FORCE_NO_SCRIPTS="-o=Dir::Bin::dpkg=${SCRIPTS_DIR}/dpkg_no_scripts.sh"
sudo APT_CONFIG="$APT_CONFIG" DEBIAN_FRONTEND=noninteractive \
apt-get $TMP_FORCE_NO_SCRIPTS --force-yes --fix-broken install
# Install prod packages
COMPONENTS=`cat $FLAGS_package_list | grep -v ' *#' | grep -v '^ *$' | sed '/$/{N;s/\n/ /;}'`
sudo APT_CONFIG="$APT_CONFIG" DEBIAN_FRONTEND=noninteractive \
@ -271,13 +274,6 @@ EOF
sudo APT_CONFIG="$APT_CONFIG" DEBIAN_FRONTEND=noninteractive \
apt-get --force-yes install "linux-image-${KERNEL_VERSION}"
# Clean up the apt cache.
# TODO: The cache was populated by debootstrap, not these installs. Remove
# this line when we can get debootstrap to stop doing this.
sudo rm -f "${ROOT_FS_DIR}"/var/cache/apt/archives/*.deb
# Need to rm read-only created lock files in order for archiving step to work
sudo rm -rf "$APT_CACHE_DIR"
# List all packages installed so far, since these are what the local
# repository needs to contain.
# TODO: Replace with list_installed_packages.sh when it is fixed up.