原文链接:https://blog.csdn.net/weixin_43546282

systemctl [command] [unit](配置的应用名称)
command可选项· start:启动指定的unit systemctl start nginx· stop:关闭指定的unit systemctl stop nginx· restart:重启指定unit systemctl restart nginx· reload:重载指定unit systemctl reload nginx· enable:系统开机时自动启动指定unit,前提是配置文件中有相关配置 systemctl enable nginx· disable:开机时不自动运行指定unit systemctl disable nginx· status:查看指定unit当前运行状态 systemctl status nginx
yum -y install gcc gcc-c++ openssl-devel pcre-devel gd-devel iproute net-tools telnet wget curlwget http://nginx.org/download/nginx-1.15.5.tar.gztar zxf nginx-1.15.5.tar.gz &&cd nginx-1.15.5 --prefix=/usr/local/nginx \ --with-http_ssl_module \ --with-http_stub_status_module make -j 4 && make install
通用方式启动nginx
/usr/local/nginx/sbin/nginx #启动/usr/local/nginx/sbin/nginx -s reload #重启/usr/local/nginx/sbin/nginx -s quit #关闭nginx
systemd 管理控制启动模式
vim /usr/lib/systemd/system/nginx.service
[Unit]Description=nginxAfter=network.target
[Service]Type=forkingExecStart=/usr/local/nginx/sbin/nginxExecReload=/usr/local/nginx/sbin/nginx -s reloadExecStop=/usr/local/nginx/sbin/nginx -s quitPrivateTmp=true
[Install]WantedBy=multi-user.target
参数详解
systemctl restart nginxsystemctl enable nginxsystemctl stop nginx

二进制安装tomcat 实现systemd管理控制
安装java环境,我已经将安装包打包到我得服务器上,也可以去官网下载
wget 120.78.77.38/file/jdk-8u231-linux-x64.rpmwget 120.78.77.38/file/apache-tomcat-9..27.tar.gz
rpm -ivh jdk-8u231-linux-x64.rpm #rpm直接安装jdk
配置环境变量
vim /etc/profile
export JAVA_HOME=/usr/java/jdk1.8.0_231-amd64export JRE_HOME=${JAVA_HOME}/jre export CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/lib export JAVA_PATH=${JAVA_HOME}/bin:${JRE_HOME}/binexport PATH=${JAVA_HOME}/bin:$PATH source /etc/profilejava -version #检测环境

安装tomcat
tar -xf apache-tomcat-9.0.27 mv apache-tomcat-9.0.27 /usr/local/tomcat启动tomcatsh /usr/local/tomcat/bin/startup.sh #启动sh /usr/local/tomcat/bin/shutdown.sh #关闭
systemd管理控制启动
vim /usr/lib/systemd/system/tomcat.service
[Unit]Description=tomcat serverWants=network-online.targetAfter=network.target
[Service]Type=forkingEnvironment="JAVA_HOME=/usr/java/jdk1.8.0_231-amd64"Environment="PATH=$JAVA_HOME/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/root/bin"Environment="CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar"ExecStart=/usr/local/tomcat/bin/startup.shExecStop=/usr/local/tomcat/bin/shutdown.shRestart=on-failure
[Install]WantedBy=multi-user.targetsystemctl restart tomcat #启动systemctl enable tomcat #配置自启systemctl stop tomcat #停止服务systemctl status tomcat #检测状态
java -jar decode.jar -Dconfig=/usr/local/abc/application.properties
编写一个启动脚本
vim demo.sh
#!/bin/bash#
source /etc/profilejarName="abc-web.jar"workDir="/usr/local/abc"
start(){ cd ${workDir} && java -jar ${jarName} --spring.profiles.active=prod --server.port=9630 >uams.log 2>&1 &}
stop(){ ps -ef | grep -qP "(?<=-jar)\s+${jarName}" && kill $(ps -ef | grep -P "(?<=-jar)\s+${jarName}" | awk '{print $2}')}
case $1 in start) start ;; stop) stop ;; restart) stop start ;;esac编写 systemd 配置文件
vim /usr/lib/systemd/system/abc.service
[Unit]Description=uams serverWants=network-online.targetAfter=network.target
[Service]Type=forkingWorkingDirectory=/usr/local/abc/ExecStart=/bin/bash uams.sh startExecStop=/bin/bash uams.sh stopExecReload=/bin/bash uams.sh restartRestart=on-failure
[Install]WantedBy=multi-user.target
启动abc服务
systemctl restart abc #启动systemctl enable abc #配置自启systemctl stop abc #停止服务systemctl status abc #检测状态
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