Detailed explanation of the installation process of Jenkins on CentOS 7

# yum source import wget -O /etc/yum.repos.d/jenkins.repo https://pkg.jenkins.io/redhat-stable/jenkins.repo
# Import key rpm --import https://pkg.jenkins.io/redhat-stable/jenkins.io.key
# Install yum install -y jenkins

# The port can be modified in the /etc/sysconfig/jenkins file, the default is 8080
firewall-cmd --add-port=8080/tcp --permanent
firewall-cmd --reload

# Modify the jenkins startup script vim /etc/init.d/jenkins

# Modify candidates to add java optional path: /usr/java/jdk1.8.0_181/bin/java
candidates="
/etc/alternatives/java
/usr/lib/jvm/java-1.8.0/bin/java
/usr/lib/jvm/jre-1.8.0/bin/java
/usr/lib/jvm/java-1.7.0/bin/java
/usr/lib/jvm/jre-1.7.0/bin/java
/usr/bin/java
/usr/java/jdk1.8.0_181/bin/java
"

#Reload the service (due to the modification of the Jenkins startup script)
systemctl daemon-reload

#Start the Jenkins service systemctl start jenkins

#Set the Jenkins service to start at boot #Since Jenkins is not a native service, you need to use the chkconfig command instead of the systemctl command /sbin/chkconfig jenkins on

System.setProperty('org.apache.commons.jelly.tags.fmt.timeZone', 'Asia/Shanghai')