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# 关机
poweroff
# 重启
shutdown -r now
# ip
ifconfig -a
ip addr
# vim
yum install -y vim
# 网卡
nmcli con add con-name enp0s8 type ethernet ifname enp0s8
service network restart
cd /etc/sysconfig/network-scripts/
vim ifcfg-enp0s3
# 防火墙
systemctl status firewalld
systemctl stop firewalld
systemctl disable firewalld
# 入站规则
yum list installed | grep iptables-services
yum install -y iptables-services
/sbin/iptables -I INPUT -p tcp --dport 22 -j ACCEPT
/sbin/iptables -I INPUT -p tcp --dport 8080 -j ACCEPT
service iptables save
service iptables restart
iptables -nL
# ssh
rpm -qa | grep ssh
yum install openssh-server
service sshd start
netstat -ntpl | grep 22
vim /etc/ssh/sshd_config
Port 22
service sshd restart
# 端口转发:virtualbox中网络配置
# 解压
cd /usr/local
tar -zxvf jdk-8u121-linux-x64.tar.gz
# 软链接
ln -s /usr/local/jdk1.8.0_121/ /usr/local/jdk
# 环境变量
vim /etc/profile
export JAVA_HOME=/usr/local/jdk
export JRE_HOME=$JAVA_HOME/jre
export CLASSPATH=.:$CLASSPATH:$JAVA_HOME/lib:$JRE_HOME/lib
export PATH=$PATH:$JAVA_HOME/bin:$JRE_HOME/bin
source /etc/profile
# 验证
java -version
# 解压
cd/usr/local
tar -zxvf apache-maven-3.6.1-bin.tar.gz
# 软链接
ln -s /usr/local/apache-maven-3.6.1/ /usr/local/maven
# 环境变量
vim /etc/profile
export MAVEN_HOME=/usr/local/maven
export PATH=$PATH:$MAVEN_HOME/bin
source /etc/profile
# 验证
mvn -v
# 查找maven配置文件
find / -type f -name settings.xml
# 更换镜像
<mirror>
<id>aliyun maven</id>
<name>aliyun</name>
<url>http://maven.aliyun.com/nexus/content/groups/public/</url>
<mirrorOf>central</mirrorOf>
</mirror>
yum -y install git
# 安装必要系统工具
yum install -y yum-utils device-mapper-persistent-data lvm2
# yum镜像
yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
# 安装 Docker-CE(Community Edition,社区版)
yum makecache fast
yum -y install docker-ce
docker -v
# 启动
service docker start
service docker status
ps -ef | grep docker
# Docker镜像
docker images
# 自启动
systemctl is-enabled docker.service
systemctl enable docker.service
systemctl start docker.service
# 启动
cd/usr/local/jenkins
nohup java -jar /usr/local/jenkins/jenkins.war >/usr/local/jenkins/jenkins.out &
# 访问
http://ip:8080
# 管理员密码
cat /root/.jenkins/secrets/initialAdminPassword
# 配置国内的镜像
find / -name default.json
cd /root/.jenkins/updates
cp default.json default.json.bak
yum install -y wget
wget https://mirrors.tuna.tsinghua.edu.cn/jenkins/updates/dynamic-2.346/update-center.json --no-check-certificate
mv update-center.json default.json
# sed -i 's/aaa/bbb/g' default.json && sed -i 's/ccc/ddd/g' default.json
# 这是两个使用sed命令的操作,分别对default.json文件进行了替换操作。
# 第一个命令中,使用了-i选项表示直接修改文件内容,而不是输出到标准输出。s/old/new/表示将文件中所有的old替换为new。具体来说,这个命令将default.json文件中的 http://updates.jenkins-ci.org/download 替换为 https://mirrors.tuna.tsinghua.edu.cn/jenkins。
# 第二个命令也是类似,将default.json文件中的 http://www.google.com 替换为 https://www.baidu.com
sed -i 's#www.google.com#www.baidu.com#g' /root/.jenkins/updates/default.json && sed -i 's#updates.jenkins.io/download/plugins#mirrors.tuna.tsinghua.edu.cn/jenkins/plugins#g' /root/.jenkins/updates/default.json
# 替换
https://updates.jenkins.io/update-center.json
https://mirrors.tuna.tsinghua.edu.cn/jenkins/updates/dynamic-2.346/update-center.json
# 重启(命令行)
# 第二列是进程ID(PID),第三列是进程的父进程ID(PPID)
ps -ef | grep jenkins
kill -9 PID
nohup java -jar /usr/local/jenkins/jenkins.war >/usr/local/jenkins/jenkins.out &
# 重启(非命令行)
http://ip:8080/restart
vim /usr/local/jenkins/jenkins.sh
#!/bin/bash
# shell脚本必须指定,因为脚本不会自动加载环境变量,不写的话导致出现此错误
JAVA_HOME=/usr/local/jdk
PATH=$PATH:$JAVA_HOME/bin
# jar包的决定路径
app='/usr/local/jenkins/jenkins.war'
# 获取执行脚本的时候带的参数
cmd=$1
# 抓取对应的java进程
pid=`ps -ef|grep java|grep $app|awk '{print $2}'`
startup(){
aa=`nohup java -jar $args $app >> jenkins.out &`
echo $aa
}
if [ ! $cmd ]; then
echo "Please specify args 'start|restart|stop'"
exit
fi
if [ $cmd == 'start' ]; then
if [ ! $pid ]; then
startup
else
echo "$app is running! pid=$pid"
fi
fi
if [ $cmd == 'restart' ]; then
if [ $pid ]
then
echo "$pid will be killed after 3 seconds!"
sleep 3
kill -9 $pid
fi
startup
fi
if [ $cmd == 'stop' ]; then
if [ $pid ]; then
echo "$pid will be killed after 3 seconds!"
sleep 3
kill -9 $pid
fi
echo "$app is stopped"
fi
chmod +x /usr/local/jenkins/jenkins.sh
vim /etc/systemd/system/jenkins.service
[Unit]
Description=jenkins-service
After=network.target
[Service]
Type=forking
KillMode=process
ExecStart=/bin/sh /usr/local/jenkins/jenkins.sh start
ExecReload=/bin/sh /usr/local/jenkins/jenkins.sh restart
ExecStop=/bin/sh /usr/local/jenkins/jenkins.sh stop
[Install]
WantedBy=multi-user.target
chmod +x /etc/systemd/system/jenkins.service
# 开机启动
systemctl enable hello-service.service
# 取消开机启动
systemctl disable hello-service.service
# 启动服务
systemctl start hello-service.service
# 关闭服务
systemctl stop hello-service.service
# 重启服务
systemctl restart hello-service.service
# 查看服务
systemctl status hello-service.service
#!/bin/bash
#maven打包
mvn clean package
echo 'package ok!'
echo 'build start!'
cd ./
service_name="demojenkins"
service_prot=8111
#查看镜像id
IID=$(docker images | grep "$service_name" | awk '{print $3}')
echo "IID $IID"
if [ -n "$IID" ]
then
echo "exist $SERVER_NAME image,IID=$IID"
#删除镜像
docker rmi -f $service_name
echo "delete $SERVER_NAME image"
#构建
docker build -t $service_name .
echo "build $SERVER_NAME image"
else
echo "no exist $SERVER_NAME image,build docker"
#构建
docker build -t $service_name .
echo "build $SERVER_NAME image"
fi
#查看容器id
CID=$(docker ps | grep "$SERVER_NAME" | awk '{print $1}')
echo "CID $CID"
if [ -n "$CID" ]
then
echo "exist $SERVER_NAME container,CID=$CID"
#停止
docker stop $service_name
#删除容器
docker rm $service_name
else
echo "no exist $SERVER_NAME container"
fi
#启动
docker run -d --name $service_name --net=host -p $service_prot:$service_prot $service_name
#查看启动日志
docker logs -f $service_name
http://192.168.170.200:8111/user
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