mirror of
https://github.com/dunwu/linux-tutorial.git
synced 2024-04-15 19:55:24 +08:00
136 lines
4.7 KiB
Bash
136 lines
4.7 KiB
Bash
#!/usr/bin/env bash
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# ------------------------------------------------------------------------------
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# Java 应用运维脚本
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# @author Zhang Peng
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# ------------------------------------------------------------------------------
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# ------------------------------------------------------------------------------ env preparation
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# load libs
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CURRENT_PATH=`dirname ${BASH_SOURCE[0]}`
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source ${CURRENT_PATH}/utils.sh
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# ------------------------------------------------------------------------------ functions
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stopServer() {
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if [[ ! $1 ]]; then
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printError "please input java app name"
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return ${FAILED}
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fi
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local javaAppName=$1
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local pid=`jps | grep ${javaAppName} | awk '{print $1}'`
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if [[ -n "${pid}" ]]; then
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kill -9 ${pid}
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if [[ $? -eq ${SUCCEED} ]]; then
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printInfo "stop ${javaAppName} succeed"
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return ${SUCCEED}
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else
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printError "stop ${javaAppName} failed"
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return ${FAILED}
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fi
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else
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printWarn "${javaAppName} is not running"
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return ${SUCCEED}
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fi
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}
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startServer() {
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if [[ ! $1 ]]; then
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printError "please input java app name"
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return ${FAILED}
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fi
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# >>>> 1. check java app is started or not
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# >>>> 1.1. exit script if the app is started
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local javaAppName=$1
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local pid=`jps | grep ${javaAppName} | awk '{print $1}'`
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if [[ -n "${pid}" ]]; then
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printInfo "${javaAppName} is started, PID: ${pid}"
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return ${SUCCEED}
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fi
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# >>>> 2. package options
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# GC OPTS
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local javaOptions="-server -Xms1g -Xmx2g -Xss256k"
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javaOptions="${javaOptions} -XX:+UseConcMarkSweepGC -XX:+UseParNewGC -XX:NewRatio=4"
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# GC LOG OPTS
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javaOptions="${javaOptions} -XX:+PrintGCDetails -XX:+PrintGCTimeStamps -XX:+PrintGCDateStamps"
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javaOptions="${javaOptions} -verbose:gc -Xloggc:${LOG_PATH}/${javaAppName}.gc.log"
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javaOptions="${javaOptions} -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=10 -XX:GCLogFileSize=100M"
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# Heap Dump OPTS
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javaOptions="${javaOptions} -XX:-OmitStackTraceInFastThrow -XX:+HeapDumpOnOutOfMemoryError"
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javaOptions="${javaOptions} -XX:HeapDumpPath=${LOG_PATH}/${javaAppName}.heapdump.hprof"
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# APP OPTS
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javaOptions="${javaOptions} -Dsun.net.inetaddr.ttl=60 -Djava.net.preferIPv4Stack=true -Dfile.encoding=UTF-8"
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if [[ ${PROFILE} ]]; then
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javaOptions="${javaOptions} -Dspring.profiles.active=${PROFILE}"
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fi
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# DEBUG OPTS
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if [[ "${DEBUG}" == "on" ]]; then
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# JMX OPTS
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local ip=$(ip addr | grep 'state UP' -A2 | tail -n1 | awk '{print $2}' | cut -f1 -d '/')
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local jmxPort=$(expr 10000 + ${PORT})
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javaOptions="${javaOptions} -Dcom.sun.management.jmxremote=true"
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javaOptions="${javaOptions} -Dcom.sun.management.jmxremote.ssl=false -Dcom.sun.management.jmxremote.authenticate=false"
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javaOptions="${javaOptions} -Djava.rmi.server.hostname=${ip} -Dcom.sun.management.jmxremote.port=${jmxPort}"
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# Remote Debug
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local debugPort=$(expr 20000 + ${PORT})
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javaOptions="${javaOptions} -Xdebug -Xnoagent -Djava.compiler=NONE"
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javaOptions="${javaOptions} -Xrunjdwp:transport=dt_socket,address=${debugPort},server=y,suspend=n"
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fi
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# CLASSPATH
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local appOptions="-classpath ${ROOT_PATH}/lib/* -Dlogging.config=file:${ROOT_PATH}/config/logback.dev.xml"
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appOptions="${appOptions} --spring.config.location=classpath:/,classpath:/config/,file:${ROOT_PATH},file:${ROOT_PATH}/config/"
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if [[ ${PORT} ]]; then
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appOptions="${appOptions} --server.port=${PORT}"
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fi
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# >>>> 3. create log dir and console log file
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mkdir -p ${LOG_PATH}
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if [[ ! -x ${CONSOLE_LOG} ]]; then
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touch ${CONSOLE_LOG}
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fi
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# >>>> 4. start java app
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printInfo "starting ${javaAppName}, execute cli: "
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printInfo "nohup java ${javaOptions} -jar ${ROOT_PATH}/${javaAppName}.jar ${appOptions} >> ${CONSOLE_LOG} 2>&1 &"
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nohup java ${javaOptions} -jar ${ROOT_PATH}/${javaAppName}.jar ${appOptions} >> ${CONSOLE_LOG} 2>&1 &
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# >>>> 5. check java app is started or not
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local pid=`jps | grep ${javaAppName} | awk '{print $1}'`
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if [[ -n "${pid}" ]]; then
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printInfo "start ${javaAppName} succeed, PID: ${pid}"
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return ${SUCCEED}
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else
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printError "start ${javaAppName} failed"
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return ${FAILED}
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fi
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}
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# ------------------------------------------------------------------------------ main
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export LANG="zh_CN.UTF-8"
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ROOT_PATH=$(cd ${CURRENT_PATH}/..; pwd)
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APP_NAME=java-app
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LOG_PATH=/var/log/myapp
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CONSOLE_LOG=${LOG_PATH}/${APP_NAME}.console.log
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PORT=8888
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PROFILE=dev
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DEBUG=off
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startServer ${APP_NAME}
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#stopServer ${APP_NAME}
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if [[ $? -eq ${SUCCEED} ]]; then
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exit ${SUCCEED}
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else
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exit ${FAILED}
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fi
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