101 lines
2.6 KiB
Bash
101 lines
2.6 KiB
Bash
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#!/usr/bin/env bash
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#################################################################################
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# JAVA 应用通用启动脚本
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# Author: Zhang Peng
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#################################################################################
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# 检查脚本参数，如必要参数未传入，退出脚本。
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function checkInput() {
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if [ "${app}" == "" ] || [ "${oper}" == "" ] || [ "${javaArgs}" == "" ] || [ "${classpathArgs}" == "" ] || [ "${bootstrapClass}" == "" ]; then
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echo "请输入脚本参数：app oper javaArgs classpathArgs bootstrapClass"
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echo " app: 应用名。"
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echo " oper: 运行环境（必填）。可选值：start|stop|restart"
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echo " javaArgs: JVM 参数（必填）。"
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echo " classpathArgs: classpath参数（必填）。"
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echo " bootstrapClass: 启动类（必填）。"
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exit 0
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fi
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}
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# 检查文件夹是否存在，不存在则创建
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function createFolderIfNotExist() {
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if [ ! -d "$1" ];then
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mkdir -p "$1"
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fi
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}
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# 检查服务是否已经启动
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pids=""
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function checkStarted() {
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pids=`ps -ef | grep java | grep ${app} | awk '{print $2}'`
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if [ -n "${pids}" ]; then
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return 0
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else
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return 1
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fi
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}
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function main() {
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case "${oper}" in
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start )
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echo -n "starting server: "
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# 检查服务是否已经启动
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if checkStarted ;then
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echo "ERROR: server already started!"
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echo "PID: ${pids}"
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exit 1
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fi
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args="${javaArgs} -classpath ${classpathArgs} ${bootstrapClass}"
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echo -e "statup params:\n ${args}"
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#启动服务
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touch ${LOG_DIR}/${app}-startup.log
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nohup java ${args} > ${LOG_DIR}/${app}-startup.log 2>&1 &
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# echo -e "执行参数：\n${args}"
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echo -e "\nthe server is started..."
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;;
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stop )
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echo -n "stopping server: "
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#dubbo提供优雅停机, 不能使用kill -9
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if checkStarted ;then
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kill ${pids}
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echo -e "\nthe server is stopped..."
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else
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echo -e "\nno server to be stopped..."
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fi
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;;
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restart )
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$0 ${app} stop "${javaArgs}" "${classpathArgs}" "${bootstrapClass}"
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sleep 5
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$0 ${app} start "${javaArgs}" "${classpathArgs}" "${bootstrapClass}"
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;;
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* )
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echo "Invalid oper: ${oper}."
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exit 1
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esac
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exit 0
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}
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######################################## MAIN ########################################
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# 设置环境变量
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export LANG="zh_CN.UTF-8"
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# 获取输入参数
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app=`echo $1`
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oper=`echo $2`
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javaArgs=`echo $3`
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classpathArgs=`echo $4`
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bootstrapClass=`echo $5`
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vars=$*
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checkInput
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# 设置全局常量
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LOG_DIR=/home/zp/log
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createFolderIfNotExist ${LOG_DIR}
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# 执行 main 方法
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main
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