2021年10月13日14:52:38 星期三
jenkins pipeline exception 例子

示例代码

import org.jenkinsci.plugins.workflow.steps.FlowInterruptedException

class CDemo  implements Serializable
{
    def script
    def m_is_cov
    def CDemo(sci)
    {
        this.script = sci
    }
    
    def test()
    {
        script.sh """#!/bin/bash -xe
            ls aaabbb
        """
    }
    
    def run(is_cov=false)
    {
        try {
            test()
        }catch(e){
            script.echo "test e: "+e
        }
    }
}

node('general')
{
    stage('cov') {
        obj = new CDemo(this)
        obj.run(true)
    }
}

运行结果

Console Output
14:49:50 Started by user huangyalin
14:49:50 Running in Durability level: MAX_SURVIVABILITY
14:49:50 [Pipeline] Start of Pipeline
14:49:50 [Pipeline] node
14:49:50 Running on general in /home/jenkins/workspace/demo
14:49:50 [Pipeline] {
14:49:50 [Pipeline] stage
14:49:50 [Pipeline] { (cov)
14:49:50 [Pipeline] sh
14:49:51 + ls aaabbb
14:49:51 ls: cannot access 'aaabbb': No such file or directory
14:49:51 [Pipeline] echo
14:49:51 test e: hudson.AbortException: script returned exit code 2
14:49:51 [Pipeline] }
14:49:51 [Pipeline] // stage
14:49:51 [Pipeline] }
14:49:51 [Pipeline] // node
14:49:51 [Pipeline] End of Pipeline
14:49:52 Finished: SUCCESS

总结

如果函数 test() 内部出现 exception, 调用它的地方可以捕获 test() 里面产生的 exception.
通过 try catch 可以捕获 excption 来自己处理，如果不用 try catch,那么 exception 就会让程序结束运行。