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|
#!/bin/ash
echo "Configuring stage 3.2 ..."
# first a few variables
CONFIG="${FUTURE_ROOT}/opt/openslx/config"
#########################################################################
#
# This function downloads the config containing environment variables
#
fetch_sysconfig() {
[ -e "$CONFIG" ] && grep -E '^#_RCONFIG_TAG$' "$CONFIG" > /dev/null \
&& echo "Config already fetched." && return 0
download "${SLX_BASE_PATH}/config" "${CONFIG}-remote" || return 1
echo "# Config fetched from $URL" >> "$CONFIG"
echo "#_RCONFIG_TAG" >> "$CONFIG"
cat "${CONFIG}-remote" >> "$CONFIG"
}
#########################################################################
#
# This function downloads the config.tgz and unpacks it to $TARGET_PATH <-- no it doesn't!
#
fetch_config_files() {
[ -e "${CONFIG}.tgz" ] && echo "config.tgz already downloaded." && return 0
download "${SLX_BASE_PATH}/config.tgz" "${CONFIG}.tgz"
}
#########################################################################
#
# This function updates the downloaded config with the IP information
# received from /inc/setup_network <-- plus 500 other things
update_sysconfig() {
# sanity checks
[ ! -e "${CONFIG}" ] && { echo "Cannot update. '$CONFIG' does not exist."; return 1; }
# write IP and SLX_SERVER configuration to $CONFIG
cat >> "$CONFIG" <<HEREEND
# IP Config written in stage31
SLX_PXE_CLIENT_IP='$CLIENTIP'
SLX_PXE_SERVER_IP='$SERVERIP'
SLX_PXE_GATEWAY='$GATEWAY'
SLX_PXE_DNS='$DNS_SERVER'
SLX_PXE_MAC='$BRIDGEMAC'
HEREEND
[ ! -e "${CONFIG}.tgz" ] && { echo "Cannot update. '$CONFIG' does not exist."; return 1; }
# setup hardware clock
. "${CONFIG}"
if [ "x$SLX_BIOS_CLOCK" == "xlocal" ]; then
hwclock -s -l
elif [ "x$SLX_BIOS_CLOCK" == "xutc" ]; then
hwclock -s -u
fi
local TEMP_EXTRACT_DIR="/tmp/config.tgz.tmp"
# TODO perserve existing directories permissions (but overwrite the permissions of files!)
mkdir -p "${TEMP_EXTRACT_DIR}"
tar xf "${CONFIG}.tgz" -C "${TEMP_EXTRACT_DIR}" || { echo "Could not untar ${CONFIG}.tgz to ${TEMP_EXTRACT_DIR}"; return 1; }
chown -R 0:0 "${TEMP_EXTRACT_DIR}" 2>/dev/null
cd "${TEMP_EXTRACT_DIR}"
# first we look for local config.tgz files, which we merge with the common
# config.tgz files
if [ -n "${SLX_LOCAL_CONFIG}" ]; then
local MOD
for MOD in ${SLX_LOCAL_CONFIG}; do
local LOCAL_CONFIG_DIR="openslx-configs/${MOD}"
if [ -d "${LOCAL_CONFIG_DIR}" ]; then
tarcopy "${LOCAL_CONFIG_DIR}" "${TEMP_EXTRACT_DIR}"
echo "Merged local configuration files for '${MOD}'"
fi
done
fi
# purge openslx-configs/*
rm -rf -- "openslx-configs/"
# now just tarcopy them to future root
tarcopy "${TEMP_EXTRACT_DIR}" "${FUTURE_ROOT}"
# cleanup the downloaded stuff
cd /
rm -rf -- "${TEMP_EXTRACT_DIR}"
[ $DEBUG -eq 0 ] && rm -f -- "${CONFIG}.tgz"
# Display branding logo if splash screen is shown
[ "x${MUTED_OUTPUT}" = "x1" ] && [ -e "${FUTURE_ROOT}/etc/branding.ppm" ] && fbsplash -s "${FUTURE_ROOT}/etc/branding.ppm" &
return 0
}
#########################################################################
#
# MAIN PART
#
fetch_sysconfig || drop_shell "Could not download remote config"
if ! ash -n "${CONFIG}-remote"; then
echo -e "\n\tFATAL: Could not download configuration!"
echo -e "\tAborting boot since the system would be in an unusable state."
echo -en "\tRebooting in 60 seconds"
timeout=60
while [ $(( timeout-- )) -gt 0 ]; do
echo -n "."
sleep 1
done
echo b > /proc/sysrq-trigger
fi
. "${CONFIG}-remote" || drop_shell "Could not source remote config"
fetch_config_files || drop_shell "Could not download config.tgz"
update_sysconfig || drop_shell "Could not update sysconfig"
true
|
