我面临一个我不明白的问题,我写了一个简单的groovy脚本,当从命令行调用时按预期工作
#!/usr/bin/env groovy def jsonParse(def json) { new groovy.json.JsonSlurperClassic().parseText(json) } def ticketNumbers = ["MYSTATS-2695","MYSTATS-2694"] ArrayList<String> jiraLinks = new ArrayList<String>(); for(int i =0; i < ticketNumbers.size(); i++) { def jira_json = "curl -o /dev/null -X GET -H Content-Type: application/json --cert-type PEM --key-type PEM -E /Users/Jenkins/.jenkins/workspace/certificates/cert.pem --key /Users/Jenkins/.jenkins/workspace/certificates/cert.pem https://jira.dev.org.co.uk:443/rest/api/2/issue/${ticketNumbers[i]}".execute().text; def json = jsonParse(jira_json); def summary = json['fields']['summary'].toString(); jiraLinks.add("[" + ticketNumbers[i] + "](https://jira.dev.org.co.uk/browse/" + ticketNumbers[i] + ")" + " - " + summary); } println "${jiraLinks}"
所以当我做groovy myscript.groovy时
这将打印出来
[[MYSTATS-2695 ](https://jira.dev.org.co.uk/browse/MYSTATS-2695 ) - Jenkins build pipeline should ignore draft and pre-releases,[MYSTATS-2694 ](https://jira.dev.org.co.uk/browse/MYSTATS-2694 ) - Android Jenkins pipeline should populate the comscore SDK version automatically]
所以这是预期的.
我所拥有的是一个groovy脚本,我称之为jenkins管道构建的一部分
class Helpers { def jsonParse(def json) { new groovy.json.JsonSlurperClassic().parseText(json) } def createJiraLinks(def ticketNumbers) { ArrayList<String> jiraLinks = new ArrayList<String>(); for(int i =0; i < ticketNumbers.size(); i++) { def jira_json = "/usr/bin/curl -o /dev/null -X GET -H Content-Type: application/json --cert-type PEM --key-type PEM -E /Users/Jenkins/.jenkins/workspace/certificates/cert.pem --key /Users/Jenkins/.jenkins/workspace/certificates/cert.pem https://jira.dev.org.co.uk:443/rest/api/2/issue/MYSTATS-2695".execute().text; def json = jsonParse(jira_json); def summary = json['fields']['summary'].toString(); jiraLinks.add("[" + ticketNumbers[i] + "](https://jira.dev.org.co.uk/browse/" + ticketNumbers[i] + ")" + " - " + summary); } return jiraLinks; } } return new Helpers();
作为我的Jenkins构建的一部分,我有
def groovyMethod = load("${env.WORKSPACE}/groovy_scripts/release_pipeline.groovy") def jira = groovyMethod.createJiraLinks(ticketNumberCommits); echo "JIRA LINKAS ARE $jira" // $jira is always returned as empty string
我在这里误解了什么,因为我希望这可以工作吗?但似乎卷曲请求永远不会得到任何回报
谢谢
解决方法
groovy String.execute()返回可能仍在运行的
Process(取决于系统负载和天气))
如果你想等到流程结束,请执行以下操作:
def txt = "cmd /c dir c:\\".execute().with{ def output = new StringWriter() def error = new StringWriter() //wait for process ended and catch stderr and stdout it.waitForProcessOutput(output,error) //check there is no error assert error.toString().size()==0: "$error" //println it.exitValue() //we can do check with error code //return stdout from closure return output.toString() }
为jenkins管道避免错误java.io.NotSerializableException
使用以下代码:
node { def res = runAndWait("cmd /c dir c:\\") echo res } @NonCPS String runAndWait(Object cmd){ def proc = cmd.execute() def output = new StringWriter() def error = new StringWriter() //wait for process ended and catch stderr and stdout proc.waitForProcessOutput(output,error) //check there is no error assert error.toString().trim().size()==0: "$error" //assert proc.exitValue()==0 //we can do check with error code //return stdout from closure return output.toString() }