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AMBARI-22437 : Create an 'AD Manager' component in Ambari Metrics Ser…
…vice stack side. (avijayan)
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Aravindan Vijayan
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Apr 1, 2018
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commit 1336d891fbb8a04c312af5b91b19e004bb3c3f12
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| #!/usr/bin/env bash | ||
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| # Licensed to the Apache Software Foundation (ASF) under one or more | ||
| # contributor license agreements. See the NOTICE file distributed with | ||
| # this work for additional information regarding copyright ownership. | ||
| # The ASF licenses this file to You 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 | ||
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| PIDFILE=/var/run//var/run/ambari-metrics-anomaly-detection/ambari-metrics-admanager.pid | ||
| OUTFILE=/var/log/ambari-metrics-anomaly-detection/ambari-metrics-admanager.out | ||
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| CONF_DIR=/etc/ambari-metrics-anomaly-detection/conf | ||
| DAEMON_NAME=ams_admanager | ||
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| STOP_TIMEOUT=5 | ||
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| function write_pidfile | ||
| { | ||
| local pidfile="$1" | ||
| echo $! > "${pidfile}" 2>/dev/null | ||
| if [[ $? -gt 0 ]]; then | ||
| echo "ERROR: Cannot write pid ${pidfile}." | tee -a $STARTUPFILE | ||
| exit 1; | ||
| fi | ||
| } | ||
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| function java_setup | ||
| { | ||
| # Bail if we did not detect it | ||
| if [[ -z "${JAVA_HOME}" ]]; then | ||
| echo "ERROR: JAVA_HOME is not set and could not be found." | ||
| exit 1 | ||
| fi | ||
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| if [[ ! -d "${JAVA_HOME}" ]]; then | ||
| echo "ERROR: JAVA_HOME ${JAVA_HOME} does not exist." | ||
| exit 1 | ||
| fi | ||
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| JAVA="${JAVA_HOME}/bin/java" | ||
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| if [[ ! -x "$JAVA" ]]; then | ||
| echo "ERROR: $JAVA is not executable." | ||
| exit 1 | ||
| fi | ||
| } | ||
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| function daemon_status() | ||
| { | ||
| # | ||
| # LSB 4.1.0 compatible status command (1) | ||
| # | ||
| # 0 = program is running | ||
| # 1 = dead, but still a pid (2) | ||
| # 2 = (not used by us) | ||
| # 3 = not running | ||
| # | ||
| # 1 - this is not an endorsement of the LSB | ||
| # | ||
| # 2 - technically, the specification says /var/run/pid, so | ||
| # we should never return this value, but we're giving | ||
| # them the benefit of a doubt and returning 1 even if | ||
| # our pid is not in in /var/run . | ||
| # | ||
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| local pidfile="$1" | ||
| shift | ||
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| local pid | ||
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| if [[ -f "${pidfile}" ]]; then | ||
| pid=$(cat "${pidfile}") | ||
| if ps -p "${pid}" > /dev/null 2>&1; then | ||
| return 0 | ||
| fi | ||
| return 1 | ||
| fi | ||
| return 3 | ||
| } | ||
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| function start() | ||
| { | ||
| java_setup | ||
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| daemon_status "${PIDFILE}" | ||
| if [[ $? == 0 ]]; then | ||
| echo "AMS AD Manager is running as process $(cat "${PIDFILE}"). Exiting" | tee -a $STARTUPFILE | ||
| exit 0 | ||
| else | ||
| # stale pid file, so just remove it and continue on | ||
| rm -f "${PIDFILE}" >/dev/null 2>&1 | ||
| fi | ||
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| nohup "${JAVA}" "-Xms$AMS_AD_HEAPSIZE" "-Xmx$AMS_AD_HEAPSIZE" ${AMS_AD_OPTS} "-Dlog4j.configuration=file://$CONF_DIR/log4j.properties" "-jar" "/usr/lib/ambari-metrics-anomaly-detection/ambari-metrics-anomaly-detection-service.jar" "server" "${CONF_DIR}/config.yaml" "$@" > $OUTFILE 2>&1 & | ||
| PID=$! | ||
| write_pidfile "${PIDFILE}" | ||
| sleep 2 | ||
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| echo "Verifying ${DAEMON_NAME} process status..." | ||
| if [ -z "`ps ax -o pid | grep ${PID}`" ]; then | ||
| if [ -s ${OUTFILE} ]; then | ||
| echo "ERROR: ${DAEMON_NAME} start failed. For more details, see ${OUTFILE}:" | ||
| echo "====================" | ||
| tail -n 10 ${OUTFILE} | ||
| echo "====================" | ||
| else | ||
| echo "ERROR: ${DAEMON_NAME} start failed" | ||
| rm -f ${PIDFILE} | ||
| fi | ||
| echo "Anomaly Detection Manager out at: ${OUTFILE}" | ||
| exit -1 | ||
| fi | ||
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| rm -f $STARTUPFILE #Deleting startup file | ||
| echo "Anomaly Detection Manager successfully started." | ||
| } | ||
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| function stop() | ||
| { | ||
| pidfile=${PIDFILE} | ||
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| if [[ -f "${pidfile}" ]]; then | ||
| pid=$(cat "$pidfile") | ||
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| kill "${pid}" >/dev/null 2>&1 | ||
| sleep "${STOP_TIMEOUT}" | ||
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| if kill -0 "${pid}" > /dev/null 2>&1; then | ||
| echo "WARNING: ${DAEMON_NAME} did not stop gracefully after ${STOP_TIMEOUT} seconds: Trying to kill with kill -9" | ||
| kill -9 "${pid}" >/dev/null 2>&1 | ||
| fi | ||
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| if ps -p "${pid}" > /dev/null 2>&1; then | ||
| echo "ERROR: Unable to kill ${pid}" | ||
| else | ||
| rm -f "${pidfile}" >/dev/null 2>&1 | ||
| fi | ||
| fi | ||
| } | ||
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| # execute ams-env.sh | ||
| if [[ -f "${CONF_DIR}/ams-admanager-env.sh" ]]; then | ||
| . "${CONF_DIR}/ams-admanager-env.sh" | ||
| else | ||
| echo "ERROR: Cannot execute ${CONF_DIR}/ams-admanager-env.sh." 2>&1 | ||
| exit 1 | ||
| fi | ||
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| # set these env variables only if they were not set by ams-env.sh | ||
| : ${AMS_AD_LOG_DIR:=/var/log/ambari-metrics-anomaly-detection} | ||
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| # set pid dir path | ||
| if [[ -n "${AMS_AD_PID_DIR}" ]]; then | ||
| PIDFILE=${AMS_AD_PID_DIR}/admanager.pid | ||
| fi | ||
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| # set out file path | ||
| if [[ -n "${AMS_AD_LOG_DIR}" ]]; then | ||
| OUTFILE=${AMS_AD_LOG_DIR}/ambari-metrics-admanager.out | ||
| fi | ||
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| #TODO manage 3 hbase daemons for start/stop/status | ||
| case "$1" in | ||
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| start) | ||
| start | ||
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| ;; | ||
| stop) | ||
| stop | ||
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| ;; | ||
| status) | ||
| daemon_status "${PIDFILE}" | ||
| if [[ $? == 0 ]]; then | ||
| echo "AMS AD Manager is running as process $(cat "${PIDFILE}")." | ||
| else | ||
| echo "AMS AD Manager is not running." | ||
| fi | ||
| ;; | ||
| restart) | ||
| stop | ||
| start | ||
| ;; | ||
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| esac |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,31 @@ | ||
| # | ||
| # Licensed to the Apache Software Foundation (ASF) under one | ||
| # or more contributor license agreements. See the NOTICE file | ||
| # distributed with this work for additional information | ||
| # regarding copyright ownership. The ASF licenses this file | ||
| # to you 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. | ||
| # | ||
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| # Define some default values that can be overridden by system properties | ||
| # Root logger option | ||
| log4j.rootLogger=INFO,file | ||
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| # Direct log messages to a log file | ||
| log4j.appender.file=org.apache.log4j.RollingFileAppender | ||
| log4j.appender.file.File=/var/log/ambari-metrics-anomaly-detection/ambari-metrics-admanager.log | ||
| log4j.appender.file.MaxFileSize=80MB | ||
| log4j.appender.file.MaxBackupIndex=60 | ||
| log4j.appender.file.layout=org.apache.log4j.PatternLayout | ||
| log4j.appender.file.layout.ConversionPattern=%d{ABSOLUTE} %5p [%t] %c{1}:%L - %m%n | ||
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