在linux上以服务的方式启动java程序,需要提前安装jsvc。linux是利用daemon(jsvc)构建java守护进程。
编译 daemon 安装JSVC
1 下载文件,http://commons.apache.org/daemon/jsvc.html
commons-daemon-1.1.0-native-src.tar.gz
2 编译:解压文件到linux,进入其子目录 ‘unix‘,执行如下命令(如有必要执行chmod +x ./*)
# ./configure --with-java=/usr/java # 附带JDK(JAVA_HOME)路径
#注:如果环境变量JAVA_HOME已经设置正确,就可以直接运行configure
# ./configure
# make #编译生成了可执行的文件 jsvc (在源文件目录的‘unix目录下‘)
编译jsvc包
1.安装jsvc,在tomcat的bin目录下有一个jsvc.tar.gz的文件,上传jsvc.tar.gz 文件包
#tar xvfz jsvc.tar.gz
#cd jsvc-src
#sh support/buildconf.sh
#chmod 755 configure #已安装JDK
#./configure --with-java=/usr/local/java #手动配置JDK参数
#注:如果环境变量JAVA_HOME已经设置正确,就可以直接运行configure
#make
开发Linux系统服务,首先需要实现org.apache.commons.daemon.Daemon接口,服务在启动时会先调用 init(String[] args) 方法然后调用 start() 方法,在服务停止是会首先调用 stop() 方法,然后调用 destroy() 方法.
1.将程序打包成 testjsvc.jar 放到/opt目录下
2.编写启动服务脚本testjsvc(红色的修改参数)
#! /bin/sh#Desc: ?Daemon Service for testjsvcNAME="testjsvc"DESC="Daemon Service for TestJSVC"#jdk的安装目录JAVA_HOME="/usr/java/jdk1.8.0_191"#jsvc所在的目录JSVC="/opt/testjsvc/jsvc"#pid文件目录PID_FILE="jsvc.pid"PID_PATH="/var/run/testjsvc"PID=$PID_PATH/$PID_FILETMP_DIR=/var/tmp#启动日志输出文件路径LOG_FILE="/opt/testjsvc/logs/startup.log"#应用程序的目录和路径SCOREMARKER_PATH="/opt/testjsvc"SCOREMARKER_JAR="/opt/testjsvc/testjsvc.jar"#应用程序依赖包目录CLASS_PATH="$SCOREMARKER_JAR:$(echo $SCOREMARKER_PATH/lib/*.jar | tr ‘ ‘ ‘:‘)"CLASS="com.zsm.daemon.TestJSVCMain"#程序用户JSVC_USER=rootOPTION=$1execute_jsvc(){ ???svc -cp $CLASS_PATH -home $JAVA_HOME -user $JSVC_USER -Djava.io.tmpdir=$TMP_DIR -wait 3 -outfile $LOG_FILE -errfile $LOG_FILE -pidfile $PID $1 $CLASS}case "$OPTION" in ???start) ???????echo "Starting $DESC.." ???????echo "$(date): Starting $DESC.." >> $LOG_FILE ???????execute_jsvc ???????echo "The $DESC has started" ???????echo $! ???;; ???stop) ???????echo "Stoping $DESC.." ???????echo "$(date): Stoping $DESC.." >> $LOG_FILE ???????execute_jsvc "-stop" ???????echo "The $DESC has stoped" ???;; ???????restart) ???????if [ -f "$PID" ]; then ???????????echo "Restarting $DESC.." ???????????echo "$(date): Restarting $DESC.." >> $LOG_FILE ???????????execute_jsvc "-stop" ???????????execute_jsvc ???????????echo "The $DESC has restarted" ????????????echo "The $DESC is not restarted" >> $LOG_FILE ???????????echo $! ???????else ???????????echo "The $DESC is not running, no action taken" ???????????exit 1 ???????fi ???;; ???status) ???????if [ -f "$PID" ]; then ???????????echo "The $DESC is running" ???????else ???????????echo "The $DESC is not running" ???????fi ???????????????;; ???*) ???????echo "Usage: /etc/init.d/$NAME {start|stop|restart|status}" >&2 ???????exit 3 ???;;esac
3.把 testjsvc 文件拷贝到 /etc/init.d/ 目录下,添加到启动服务里面去.
#chmod -c 777 /etc/init.d/testjsvc #赋予执行权限
#chkconfig --add testjsvc #添加服务
#chkconfig --level 345 testjsvc on #设置服务的启动级别
#service testjsvc start #启动服务,并且在系统重启时会自动启动myjsvc服务
Linux安装jsvc,及Linux服务开发
原文地址:https://www.cnblogs.com/zengming/p/10180047.html