qubes-linux-template-builder/scripts_debian/distribution.sh
2015-02-14 12:34:54 -05:00

386 lines
15 KiB
Bash

#!/bin/bash -e
# vim: set ts=4 sw=4 sts=4 et :
source ./functions.sh >/dev/null
source ./umount_kill.sh >/dev/null
setVerboseMode
output "${bold}${under}INFO: ${SCRIPTSDIR}/distribution.sh imported by: ${0}${reset}"
# ==============================================================================
# Cleanup function
# ==============================================================================
function cleanup() {
errval=$?
trap - ERR EXIT
trap
error "${1:-"${0}: Error. Cleaning up and un-mounting any existing mounts"}"
umount_all || true
# Return xtrace to original state
[[ -n "${XTRACE}" ]] && [[ "${XTRACE}" -eq 0 ]] && set -x || set +x
exit $errval
}
# ==============================================================================
# If .prepared_debootstrap has not been completed, don't continue
# ==============================================================================
function exitOnNoFile() {
file="${1}"
message="${2}"
if ! [ -f "${file}" ]; then
error "${message}"
umount_all || true
exit 1
fi
}
# ==============================================================================
# Umount everthing within INSTALLDIR or $1 but kill all processes within first
# ==============================================================================
function umount_all() {
directory="${1:-"${INSTALLDIR}"}"
# Only remove dirvert policies, etc if base INSTALLDIR mount is being umounted
if [ "${directory}" == "${INSTALLDIR}" -o "${directory}" == "${INSTALLDIR}/" ]; then
if [ -n "$(mountPoints)" ]; then
removeDbusUuid
removeDivertPolicy
fi
fi
umount_kill "${directory}" || true
}
# ==============================================================================
# Create snapshot
# ==============================================================================
function createSnapshot() {
snapshot_name="${1}"
if [ "${SNAPSHOT}" == "1" ]; then
splitPath "${IMG}" path_parts
snapshot_path="${path_parts[dir]}${path_parts[base]}-${snapshot_name}${path_parts[dotext]}"
# create snapshot
info "Creating snapshot of ${IMG} to ${snapshot_path}"
sync
cp -f "${IMG}" "${snapshot_path}"
fi
}
# ==============================================================================
# Create DBUS uuid
# ==============================================================================
function createDbusUuid() {
outputc green "Creating DBUS uuid..."
removeDbusUuid
if [ -e "${INSTALLDIR}/bin/dbus-uuidgen" ]; then
chroot dbus-uuidgen --ensure 1>/dev/null 2>&1
fi
}
# ==============================================================================
# Remove DBUS uuid
# ==============================================================================
function removeDbusUuid() {
if [ -e "${INSTALLDIR}"/var/lib/dbus/machine-id ]; then
outputc red "Removing generated machine uuid..."
rm -f "${INSTALLDIR}/var/lib/dbus/machine-id"
fi
}
# ==============================================================================
# Set up a temporary dpkg-divert policy to prevent apt from starting services
# on package installation
# ==============================================================================
function addDivertPolicy() {
outputc green "Deactivating initctl..."
chroot dpkg-divert --local --rename --add /sbin/initctl || true
# utopic systemd install still broken...
outputc green "Hacking invoke-rc.d to ignore missing init scripts..."
chroot sed -i -e "s/exit 100/exit 0 #exit 100/" /usr/sbin/invoke-rc.d
}
# ==============================================================================
# Remove temporary dpkg-divert policy
# ==============================================================================
function removeDivertPolicy() {
outputc red "Reactivating initctl..."
chroot dpkg-divert --local --rename --remove /sbin/initctl || true
outputc red "Restoring invoke-rc.d..."
chroot sed -i -e "s/exit 0 #exit 100/exit 100/" /usr/sbin/invoke-rc.d
}
# ==============================================================================
# Create system mount points
# ==============================================================================
function prepareChroot() {
# Make sure nothing is mounted within $INSTALLDIR
umount_kill "${INSTALLDIR}/"
mount -t tmpfs none "${INSTALLDIR}/run"
if [ "${SYSTEMD_NSPAWN_ENABLE}" != "1" ]; then
mount -t proc proc "${INSTALLDIR}/proc"
mount -t sysfs sys "${INSTALLDIR}/sys"
fi
createDbusUuid
addDivertPolicy
}
# ==============================================================================
# apt-get upgrade
# ==============================================================================
function aptUpgrade() {
aptUpdate
DEBIAN_FRONTEND="noninteractive" DEBIAN_PRIORITY="critical" DEBCONF_NOWARNINGS="yes" \
chroot env APT_LISTCHANGES_FRONTEND=none apt-get dist-upgrade -u -y --force-yes
}
# ==============================================================================
# apt-get dist-upgrade
# ==============================================================================
function aptDistUpgrade() {
aptUpdate
DEBIAN_FRONTEND="noninteractive" DEBIAN_PRIORITY="critical" DEBCONF_NOWARNINGS="yes" \
chroot env APT_LISTCHANGES_FRONTEND=none apt-get dist-upgrade -u -y --force-yes
}
# ==============================================================================
# apt-get update
# ==============================================================================
function aptUpdate() {
debug "Updating system"
DEBIAN_FRONTEND="noninteractive" DEBIAN_PRIORITY="critical" DEBCONF_NOWARNINGS="yes" \
chroot apt-get update
}
# ==============================================================================
# apt-get remove
# ==============================================================================
function aptRemove() {
files="$@"
DEBIAN_FRONTEND="noninteractive" DEBIAN_PRIORITY="critical" DEBCONF_NOWARNINGS="yes" \
chroot apt-get ${APT_GET_OPTIONS} remove ${files[@]}
}
# ==============================================================================
# apt-get install
# ==============================================================================
function aptInstall() {
files="$@"
DEBIAN_FRONTEND="noninteractive" DEBIAN_PRIORITY="critical" DEBCONF_NOWARNINGS="yes" \
chroot apt-get ${APT_GET_OPTIONS} install ${files[@]}
}
# ==============================================================================
# Install extra packages in script_${DIST}/packages.list file
# -and / or- TEMPLATE_FLAVOR directories
# ==============================================================================
function installPackages() {
if [ -n "${1}" ]; then
# Locate packages within sub dirs
if [ ${#@} == "1" ]; then
getFileLocations packages_list "${1}" ""
else
packages_list="$@"
fi
else
getFileLocations packages_list "packages.list" "${DIST}"
if [ -z "${packages_list}" ]; then
error "Can not locate a package.list file!"
umount_all || true
exit 1
fi
fi
for package_list in ${packages_list[@]}; do
debug "Installing extra packages from: ${package_list}"
declare -a packages
readarray -t packages < "${package_list}"
info "Packages: "${packages[@]}""
aptInstall "${packages[@]}" || return $?
done
}
# ==============================================================================
# Install Systemd
# ==============================================================================
function installSystemd() {
buildStep "$0" "pre-systemd"
chroot apt-get update
aptInstall systemd
createDbusUuid
# Set multi-user.target as default target
chroot rm -f /etc/systemd/system/default.target
chroot ln -sf /lib/systemd/system/multi-user.target /etc/systemd/system/default.target
# XXX: TEMP lets see how stuff work with upstart in control for now
# Boot using systemd
chroot rm -f /sbin/init
chroot ln -sf /lib/systemd/systemd /sbin/init
buildStep "$0" "post-systemd"
}
# ==============================================================================
# ------------------------------------------------------------------------------
# C O N F I G U R A T I O N R E L A T E D
# ------------------------------------------------------------------------------
# ==============================================================================
# ==============================================================================
# Add universe to sources.list
# ==============================================================================
function updateDebianSourceList() {
# Add contrib and non-free component to repository
touch "${INSTALLDIR}/etc/apt/sources.list"
sed -i "s/${DIST} main$/${DIST} main contrib non-free/g" "${INSTALLDIR}/etc/apt/sources.list"
# Add Debian security repositories
source="deb http://security.debian.org ${DEBIANVERSION}/updates main"
if ! grep -r -q "$source" "${INSTALLDIR}/etc/apt/sources.list"*; then
touch "${INSTALLDIR}/etc/apt/sources.list"
echo "$source" >> "${INSTALLDIR}/etc/apt/sources.list"
fi
source="deb-src http://security.debian.org ${DEBIANVERSION}/updates main"
if ! grep -r -q "$source" "${INSTALLDIR}/etc/apt/sources.list"*; then
touch "${INSTALLDIR}/etc/apt/sources.list"
echo "$source" >> "${INSTALLDIR}/etc/apt/sources.list"
fi
}
# ==============================================================================
# Add universe to sources.list
# ==============================================================================
function updateQubuntuSourceList() {
sed -i "s/${DIST} main$/${DIST} main universe multiverse restricted/g" "${INSTALLDIR}/etc/apt/sources.list"
source="deb http://archive.canonical.com/ubuntu ${DIST} partner"
if ! grep -r -q "$source" "${INSTALLDIR}/etc/apt/sources.list"*; then
touch "${INSTALLDIR}/etc/apt/sources.list"
echo "$source" >> "${INSTALLDIR}/etc/apt/sources.list"
fi
source="deb-src http://archive.canonical.com/ubuntu ${DIST} partner"
if ! grep -r -q "$source" "${INSTALLDIR}/etc/apt/sources.list"*; then
touch "${INSTALLDIR}/etc/apt/sources.list"
echo "$source" >> "${INSTALLDIR}/etc/apt/sources.list"
fi
chroot apt-get update
}
# ==============================================================================
# Make sure there is a resolv.conf with network of this AppVM for building
# ==============================================================================
function createResolvConf() {
rm -f "${INSTALLDIR}/etc/resolv.conf"
cp /etc/resolv.conf "${INSTALLDIR}/etc/resolv.conf"
}
# ==============================================================================
# Ensure umask set in /etc/login.defs is used (022)
# ==============================================================================
function configureUmask() {
echo "session optional pam_umask.so" >> "${INSTALLDIR}/etc/pam.d/common-session"
}
# ==============================================================================
# Configure keyboard
# ==============================================================================
function configureKeyboard() {
debug "Setting keyboard layout"
cat > "${INSTALLDIR}/tmp/keyboard.conf" <<'EOF'
keyboard-configuration keyboard-configuration/variant select English (US)
keyboard-configuration keyboard-configuration/layout select English (US)
keyboard-configuration keyboard-configuration/model select Generic 105-key (Intl) PC
keyboard-configuration keyboard-configuration/modelcode string pc105
keyboard-configuration keyboard-configuration/layoutcode string us
keyboard-configuration keyboard-configuration/variantcode string
keyboard-configuration keyboard-configuration/optionscode string
EOF
chroot debconf-set-selections /tmp/keyboard.conf
}
# ==============================================================================
# Update locale
# ==============================================================================
function updateLocale() {
debug "Updating locales"
chroot localedef -f UTF-8 -i en_US -c en_US.UTF-8
chroot update-locale LC_ALL=en_US.UTF-8
}
# ==============================================================================
# ------------------------------------------------------------------------------
# Q U B E S S P E C I F I C F U N C T I O N S
# ------------------------------------------------------------------------------
# ==============================================================================
# ==============================================================================
# Install Keyrings
# ==============================================================================
function installKeyrings() {
if ! [ -e "${CACHEDIR}/repo-secring.gpg" ]; then
mkdir -p "${CACHEDIR}"
gpg --gen-key --batch <<EOF
Key-Type: RSA
Key-Length: 1024
Key-Usage: sign
Name-Real: Qubes builder
Expire-Date: 0
%pubring ${CACHEDIR}/repo-pubring.gpg
%secring ${CACHEDIR}/repo-secring.gpg
%commit
EOF
fi
if [ ! -e "${CUSTOMREPO}/dists/${DIST}/Release.gpg" ]; then
gpg -abs --no-default-keyring \
--secret-keyring "${CACHEDIR}/repo-secring.gpg" \
--keyring "${CACHEDIR}/repo-pubring.gpg" \
-o "${CUSTOMREPO}/dists/${DIST}/Release.gpg" \
"${CUSTOMREPO}/dists/${DIST}/Release"
cp "${CACHEDIR}/repo-pubring.gpg" "${INSTALLDIR}/etc/apt/trusted.gpg.d/qubes-builder.gpg"
fi
}
# ==============================================================================
# Install Qubes Repo
# ==============================================================================
installQubesRepo() {
info " Defining Qubes CUSTOMREPO Location: ${PWD}/yum_repo_qubes/${DIST}"
export CUSTOMREPO="${PWD}/yum_repo_qubes/${DIST}"
info "Mounting local qubes_repo"
mkdir -p "${INSTALLDIR}/tmp/qubes_repo"
mount --bind "${CUSTOMREPO}" "${INSTALLDIR}/tmp/qubes_repo"
cat > "${INSTALLDIR}/etc/apt/sources.list.d/qubes-builder.list" <<EOF
deb file:/tmp/qubes_repo ${DIST} main
EOF
# XXX: Moved keyring install last in process; not sure if mount was ready
# all the time in its previous place
info ' Installing keyrings' # Relies on $CUSTOMREPO
installKeyrings
}
# ==============================================================================
# Uninstall Qubes Repo
# ==============================================================================
uninstallQubesRepo() {
info ' Removing Quebes build repo from sources.list.d'
# Lets not umount; we do that anyway when 04 exits
umount_kill "${INSTALLDIR}/tmp/qubes_repo"
rm -f "${INSTALLDIR}/etc/apt/sources.list.d/qubes-builder.list"
}