96 lines
2.5 KiB
Bash
Executable File
96 lines
2.5 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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set -eo pipefail
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curdir="$(cd "$(dirname "${BASH_SOURCE[0]}")" &>/dev/null && pwd)"
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DORIS_HOME="$(
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cd "${curdir}/.."
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pwd
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)"
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export DORIS_HOME
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PID_DIR="$(
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cd "${curdir}"
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pwd
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)"
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export PID_DIR
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while read -r line; do
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envline="$(echo "${line}" |
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sed 's/[[:blank:]]*=[[:blank:]]*/=/g' |
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sed 's/^[[:blank:]]*//g' |
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grep -E "^[[:upper:]]([[:upper:]]|_|[[:digit:]])*=" ||
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true)"
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envline="$(eval "echo ${envline}")"
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if [[ "${envline}" == *"="* ]]; then
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eval 'export "${envline}"'
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fi
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done <"${DORIS_HOME}/conf/fe.conf"
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signum=9
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if [[ "$1" = "--grace" ]]; then
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signum=15
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fi
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pidfile="${PID_DIR}/fe.pid"
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if [[ -f "${pidfile}" ]]; then
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pid="$(cat "${pidfile}")"
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# check if pid valid
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if test -z "${pid}"; then
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echo "ERROR: invalid pid."
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exit 1
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fi
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# check if pid process exist
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if ! kill -0 "${pid}" 2>&1; then
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echo "ERROR: fe process ${pid} does not exist."
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exit 1
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fi
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pidcomm="$(basename "$(ps -p "${pid}" -o comm=)")"
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# check if pid process is frontend process
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if [[ "java" != "${pidcomm}" ]]; then
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echo "ERROR: pid process may not be fe. "
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exit 1
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fi
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# kill pid process and check it
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if kill "-${signum}" "${pid}" >/dev/null 2>&1; then
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while true; do
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if kill -0 "${pid}" >/dev/null 2>&1; then
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echo "waiting fe to stop, pid: ${pid}"
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sleep 2
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else
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echo "stop ${pidcomm}, and remove pid file. "
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if [[ -f "${pidfile}" ]]; then rm "${pidfile}"; fi
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exit 0
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fi
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done
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else
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echo "ERROR: failed to stop ${pid}"
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exit 1
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fi
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else
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echo "ERROR: ${pidfile} does not exist"
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exit 1
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fi
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