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#! /bin/bash
# Copyright 2013 Google Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# Run startup scripts that should happen "Late" at boot.
# Run shutdown scripts that should happen as soon as the instances
# begin to power down.
#
# Do NOT "set -e"
declare -r SCRIPT=$1
declare -r SCRIPT_TYPE=$2
if [ -x /usr/bin/logger ]; then
declare -r LOGGER=/usr/bin/logger
else
declare -r LOGGER=/bin/logger
fi
LOG_CMD="${LOGGER} -t ${SCRIPT_TYPE}script -p daemon.info"
function log() {
echo "$@" | ${LOG_CMD}
}
declare -r GOOGLE_ENVIRONMENT=/var/run/google.environment
function copy_and_run() {
local source=$1
local dest=$(mktemp)
cat "${source}" >> "${dest}"
chmod u+x "${dest}"
log "Running ${SCRIPT_TYPE} script ${source}"
"${dest}" 2>&1 | ${LOG_CMD}
log "Finished running ${SCRIPT_TYPE} script ${source}"
rm -f "${dest}"
}
if [[ -e "${SCRIPT}" ]]; then
(
[ -r ${GOOGLE_ENVIRONMENT} ] && source ${GOOGLE_ENVIRONMENT};
copy_and_run "${SCRIPT}"
)
fi
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