There is no Exception thrown when running that in script console.

Result: PK  
  A 
gradle-5.6.2/ PK  
  AĘ|����H !gradle-5.6.2/getting-start

Same for Maven
hudson.ProxyConfiguration.getInputStream(new 
URL("https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.6.2/apache-maven-3.6.2-bin.zip";)).text.substring(0,
 
100)

Result: PK  
 B� O apache-maven-3.6.2/PK  
 =� O apache-maven-3.6.2/li



onsdag 25. september 2019 11.13.13 UTC+2 skrev Daniel Beck følgende:
>
> Run the following in the Jenkins script console:
>
> hudson.ProxyConfiguration.getInputStream(new URL("
> https://services.gradle.org/distributions/gradle-5.6.2-bin.zip";)).text.substring(0,
>  
> 100)
>
> Note that this loads the entire downloaded file, if successful, into 
> memory, so not quite production quality code ;-)
>
> Replace the URL as needed to try whatever URLs are listed as being 
> downloaded with the different installers. The expectation for zip files is 
> that the output starts with "PK". If the same exception gets thrown for 
> Groovy/Gradle, while Maven works, it's SSL after all. (Gradle Wrapper would 
> run probably on a different machine, with different JRE, so that doesn't 
> tell you much.)
>
>
> On Wed, Sep 25, 2019 at 10:59 AM Sverre Moe <sver...@gmail.com 
> <javascript:>> wrote:
>
>> Both the MavenInstaller and GradleInstaller are very similar
>>
>> public static class MavenInstaller extends DownloadFromUrlInstaller {
>> public class GradleInstaller extends DownloadFromUrlInstaller {
>>
>> I thought perhaps they used different implementation, and that was the 
>> reason for why GradleInstaller had problems.
>>
>> https://github.com/jenkinsci/jenkins/blob/master/core/src/main/java/hudson/tasks/Maven.java
>>
>> https://github.com/jenkinsci/gradle-plugin/blob/master/src/main/java/hudson/plugins/gradle/GradleInstaller.java
>>
>>
>> Both Jenkins Server and Build agents are behind a firewall. The Jenkins 
>> has proxy configured, but the build agents do not have any proxy configured.
>> I have same problem using Gradle wrapper, but as mentioned earlier here 
>> gradle wrapper works if I configure proxy properties.
>>
>>
>> onsdag 25. september 2019 10.41.32 UTC+2 skrev Sverre Moe følgende:
>>>
>>> Which projects has the source code for the Maven, Gradle and Groovy Tool 
>>> installers? I want to have a check to see if there is something to be done 
>>> on the Gradle and Groovy tool installers.
>>>
>>> onsdag 25. september 2019 10.30.17 UTC+2 skrev Sverre Moe følgende:
>>>>
>>>> The Gradle tool installer is not the only tool having this problem. I 
>>>> am getting the same SSL problem with Groovy tool installers.
>>>>
>>>> Makes me wonder, what does the maven tool installer do different than 
>>>> the Gradle and Groovy tool installers.
>>>>
>>>> mandag 23. september 2019 22.26.10 UTC+2 skrev Sverre Moe følgende:
>>>>>
>>>>> I have gotten this problem both for Jenkins running Java 8u221 and 
>>>>> Java 11.0.4+11. The latest for both 8 and 11.
>>>>>
>>>>> Maven tool download works just fine, using the same JDK, so why would 
>>>>> the gradle installer have a problem?
>>>>>
>>>>> I do not like to check in the gradle wrapper files into version 
>>>>> control, but considering it might ease new developers I am beginning to 
>>>>> lean into it.
>>>>>
>>>>> mandag 23. september 2019 18.25.04 UTC+2 skrev Jan Monterrubio 
>>>>> følgende:
>>>>>>
>>>>>> I’ve always relied on projects supplying the gradle wrapper 
>>>>>> instead... that might be a good alternative if you can’t upgrade the JRE
>>>>>>
>>>>>> On Mon, Sep 23, 2019 at 05:37 Daniel Beck <db...@cloudbees.com> 
>>>>>> wrote:
>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On Mon, Sep 23, 2019 at 2:28 PM Sverre Moe <sver...@gmail.com> 
>>>>>>> wrote:
>>>>>>>
>>>>>>>> ERROR: Failed to download 
>>>>>>>> https://services.gradle.org/distributions/gradle-5.6.2-bin.zip from 
>>>>>>>> agent; will retry from master
>>>>>>>>
>>>>>>>> sun.security.provider.certpath.SunCertPathBuilderException: unable to 
>>>>>>>> find valid certification path to requested target
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> Which makes me believe that the Gradle tool does not use Jenkins 
>>>>>>>> Proxy settings, while Maven tools does use it.
>>>>>>>>
>>>>>>>
>>>>>>> The error means it's an SSL issue. If you're on an old JRE, update 
>>>>>>> it. 
>>>>>>>
>>>>>>> -- 
>>>>>>> You received this message because you are subscribed to the Google 
>>>>>>> Groups "Jenkins Users" group.
>>>>>>> To unsubscribe from this group and stop receiving emails from it, 
>>>>>>> send an email to jenkins...@googlegroups.com.
>>>>>>> To view this discussion on the web visit 
>>>>>>> https://groups.google.com/d/msgid/jenkinsci-users/CAMo7PtLJW%2BeMQ-509sB%2Bv%2BdAtz_%3DDudWMsiE-eCdZYfduAPcyA%40mail.gmail.com
>>>>>>>  
>>>>>>> <https://groups.google.com/d/msgid/jenkinsci-users/CAMo7PtLJW%2BeMQ-509sB%2Bv%2BdAtz_%3DDudWMsiE-eCdZYfduAPcyA%40mail.gmail.com?utm_medium=email&utm_source=footer>
>>>>>>> .
>>>>>>>
>>>>>> -- 
>> You received this message because you are subscribed to the Google Groups 
>> "Jenkins Users" group.
>> To unsubscribe from this group and stop receiving emails from it, send an 
>> email to jenkins...@googlegroups.com <javascript:>.
>> To view this discussion on the web visit 
>> https://groups.google.com/d/msgid/jenkinsci-users/a8ae71dc-3515-499c-a038-26a80eebc3a0%40googlegroups.com
>>  
>> <https://groups.google.com/d/msgid/jenkinsci-users/a8ae71dc-3515-499c-a038-26a80eebc3a0%40googlegroups.com?utm_medium=email&utm_source=footer>
>> .
>>
>
>
> -- 
>
> Daniel Beck
> Senior Software Engineer
> CloudBees, Inc.
>
> [image: CloudBees-Logo.png]
>
>
>

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