1，在tomcat-webapps上放一个jenkins.war包
2，启动tomcat 自动解压缩jenkins.war包
3，在浏览器中打开ip:8080/jenkins
4,输入用户名密码登录
5，单击系统管理-全局工具配置
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ubuntu安装遇到的问题
安装Jenkins
把jenkins.war放入到tomcat的webapps目录下：
启动tomcat，然后访问：http://lip:8080/jenkins 即可看到页面。
AWT is not properly configured on this server. Perhaps you need to run your container with "-Djava.awt.headless=true"? See also: https://wiki.jenkins-ci.org/display/JENKINS/Jenkins+got+java.awt.headless+problem
java.lang.UnsatisfiedLinkError: /mnt/jdk1.8/jre/lib/amd64/libawt_xawt.so: libXrender.so.1: cannot open shared object file: No such file or directory
at java.lang.ClassLoader$NativeLibrary.load(Native Method)
at java.lang.ClassLoader.loadLibrary0(ClassLoader.java:1941)
at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1824)
at java.lang.Runtime.load0(Runtime.java:809)
at java.lang.System.load(System.java:1086)
at java.lang.ClassLoader$NativeLibrary.load(Native Method)
at java.lang.ClassLoader.loadLibrary0(ClassLoader.java:1941)
at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1845)
at java.lang.Runtime.loadLibrary0(Runtime.java:870)
at java.lang.System.loadLibrary(System.java:1122)
at java.awt.Toolkit$3.run(Toolkit.java:1636)
at java.awt.Toolkit$3.run(Toolkit.java:1634)
at java.security.AccessController.doPrivileged(Native Method)
at java.awt.Toolkit.loadLibraries(Toolkit.java:1633)
at java.awt.Toolkit.<clinit>(Toolkit.java:1668)
at java.awt.Font.<clinit>(Font.java:246)
at hudson.util.ChartUtil.<clinit>(ChartUtil.java:255)
at hudson.WebAppMain.contextInitialized(WebAppMain.java:186)
at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4842)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5303)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:147)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:725)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:701)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:717)
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1092)
at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1834)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
执行安装
apt-get install libxrender-dev
apt-get install libxtst-dev
重启tomcat