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We record noteworthy changes in this file, which then becomes http://jenkins-ci.org/changelog
- Record your changes between "TRUNK-BEGIN" and "TRUNK-END".
(except in rare cases when you are making changes in the RC branch,
in which case it goes to the rc section)
- There are four CSS classes to denote the kind of changes.
"rfe" for enhancement and "bug" for bug fixes,
plus "major" to indicate major RFE/bugfix.
- Link to bugs in the issue tracker, e-mail thread in the archive, and so on if you can.
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<div align="right">Legend:
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<img src="/images/rfe2.gif" alt="major RFE">major enhancement <img src="/images/rfe.gif" alt="RFE">enhancement
<img src="/images/bug2.gif" alt="major bug">major bug fix <img src="/images/bug.gif" alt="bug">bug fix
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Help other Jenkins users by letting the community know which releases you've used,
and whether they had any significant issues. <br>
Legend: <br>
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alt="Sunny"> = I use it on my production site without major issues. <br>
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alt="Cloudy"> = I don't recommend it. <br>
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View ratings below, and click one of the icons next to your version to provide your input.
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<a href="" onClick="document.getElementById('trunk').style.display='block';return false">
Upcoming changes</a>
<a href="" style="padding-left:3em" onClick="return loaddata(this)">Community ratings</a>
<!-- Record your changes in the trunk here. -->
<div id="trunk" style="display:none"><!--=TRUNK-BEGIN=-->
<li class="major bug">
It was not possible to connect Jenkins agents via Java Web Start due to the issue in Remoting <code>3.0</code>.
Upgraded to Remoting <code>3.1</code> with a fix.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-39596">issue 39596</a>, regression in 2.26)
<li class="bug">
Remoting 3.1: <code>hudson.remoting.Engine</code> (mostly Java Web Start) was failing to establish connection
if one of the URLs in <code>urls</code> parameter was malformed.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-39617">issue 39617</a>)
<li class="rfe">
Remoting 3.1: Add method for dumping diagnostics across all the channels (e.g. in the Support Core Plugin).
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-39150">issue 39150</a>)
<li class="rfe">
Remoting 3.1: Improve the caller/callee correlation diagnostics in thread dumps.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-39543">issue 39543</a>)
<li class="rfe">
Remoting 3.1: Add the <code>org.jenkinsci.remoting.nio.NioChannelHub.disabled</code> flag
for disabling NIO, mostly for debugging purposes.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-39290">issue 39290</a>)
<li class="rfe">
Remoting 3.1: Add extra logging to help diagnosing <code>IOHub</code> concurrent thread number spikes.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-38692">issue 38692</a>)
<li class="rfe">
Remoting 3.1: When a proxy fails, report what caused the channel to go down.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-39289">issue 39289</a>)
</ul>
</div><!--=TRUNK-END=-->
<h3><a name=v2.30>What's new in 2.30</a> (2016/11/07)</h3>
<li class="major bug">
Adjust incompatible <code>Actionable</code> initialization changes made for <a href="https://issues.jenkins-ci.org/browse/JENKINS-39404">issue 39404</a>).
It caused massive regressions in plugins like Jenkins Pipeline.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-39555">issue 39555</a>, regression in 2.29)
<li class="major bug">
Integration of Stapler <code>1.246</code> caused regressions in plugins depending on Ruby Runtime Plugin.
Upgraded to Stapler <code>1.248</code> with a fix.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-39414">issue 39414</a>, regression in 2.28)
<li class="major bug">
Custom remoting enable/disable settings were not properly persisted on the disk and then reloaded.
If the option has been configured in Jenkins starting from <code>2.16</code>, a reconfiguration may be required.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-39465">issue 39465</a>)
</ul>
<h3><a name=v2.29>What's new in 2.29</a> (2016/11/06)</h3>
<p>
<b class="color:red">Warning!</b> This release is not recommended for use due to
<a href="https://issues.jenkins-ci.org/browse/JENKINS-39555">issue 39555</a>
and <a href="https://issues.jenkins-ci.org/browse/JENKINS-39414">issue 39414</a>.
We are working on the out-of-order release (<a href="https://groups.google.com/forum/#!topic/jenkinsci-dev/kceM9T8NEdg">discussion</a>).
</p>
<ul class=image>
Performance: Optimize log retrieval logic for large log files.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-39535">issue 39535</a>)
<li class="bug">
Integration of Stapler <code>1.246</code> caused regressions in plugins depending on Ruby Runtime Plugin.
Upgraded to Stapler <code>1.247</code> with a partial fix.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-39414">issue 39414</a>, partial fix)
<li class="bug">
Jenkins startup does not fail if one of
<a href="https://wiki.jenkins-ci.org/display/JENKINS/Extension+points#Extensionpoints-hudson.slaves.ComputerListener">
ComputerListeners</a> throws exception in the <code>onOnline()</code> handler.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-38487">issue 38487</a>)
<li class="bug">
Queue: Do not consider pending tasks from the internal scheduling logic when looking for duplicate tasks.
It was causing race conditions in Jenkins Pipeline.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-39454">issue 39454</a>)
<li class="rfe">
Internal: Modify the Actionable API to provide methods to assist with manipulation of persisted actions.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-39404">issue 39404</a>)
<li class="rfe">
Internal: Jelly attribute documentation now supports the <code>since</code> tag.
(<a href="https://github.com/stapler/stapler/pull/84">Stapler pull #84</code>)
</ul>
<h3><a name=v2.28>What's new in 2.28</a> (2016/10/30)</h3>
<li class="rfe">
Performance: Improve responsiveness of Jenkins web UI on mobile devices.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-39172">issue 39172</a>)
<li class="rfe">
Print warnings if none of Tool Installers can be used during the tool installation.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-26940">issue 26940</a>)
<li class="rfe">
Oleg Nenashev
committed
Update the minimal required versions of the detached Maven Project plugin from <code>2.7.1</code> to <code>2.14</code>.
Changelog is available <a href="https://wiki.jenkins-ci.org/display/JENKINS/Maven+Project+Plugin">here</a>.
(<a href="https://github.com/jenkinsci/jenkins/pull/2606">pull 2606</a>)
<li class="rfe">
Update the minimal required versions of the detached JUnit plugin from <code>1.2-beta-4</code> to <code>1.6</code>.
Changelog is available <a href="https://wiki.jenkins-ci.org/display/JENKINS/JUnit+Plugin">here</a>.
(<a href="https://github.com/jenkinsci/jenkins/pull/2606">pull 2606</a>))
<li class="major bug">
Relax requirements of the JNLP connection receiver, which was rejections connections from agents not using
<code>JNLPComputerLauncher</code> (e.g. from Slave Setup, vSphere Cloud and other plugins).
No the connection is accepted from launchers implementing other proxying and filtering <code>Launcher</code> implementations.
Particular plugins may require setting up the
<code>jenkins.slaves.DefaultJnlpSlaveReceiver.disableStrictVerification</code> system property in the master JVM to allow connecting agents.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-39232">issue 39232</a>, regression in 2.28)
<li class="bug">
Prevent resource leak in <code>hudson.XmlFile#readRaw()</code> in the case of encoding issues.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-39363">issue 39363</a>)
<li class="bug">
Prevented endless loop in <code>LargeText.BufferSession.skip()</code>, which was causing hanging of Pipeline jobs in corner cases.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-37664">issue 37664</a>)
<li class="rfe">
Internal: Upgrade Stapler library from <code>1.243</code> to <code>1.246</code> with fixes required for the Blue Ocean project.
More details are coming soon.
Raw changes are listed <a href="https://github.com/stapler/stapler/compare/stapler-parent-1.243...stapler-parent-1.246">here</a>.
(<a href="https://github.com/jenkinsci/jenkins/pull/2593">pull 2593</a>)
<li class="rfe">
Internal: Start defining APIs that are for the master JVM only.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-38370">issue 38370</a>)
Oleg Nenashev
committed
<li class="rfe">
Internal: Update Guice dependency from <code>4.0-beta</code> to <code>4.0</code>.
This change required upgrade of detached plugins (see above).
(<a href="https://github.com/jenkinsci/jenkins/pull/2568">pull 2568</a>)
</ul>
<h3><a name=v2.27>What's new in 2.27</a> (2016/10/23)</h3>
<li class="major rfe">
Upgrade to the Remoting 3 baseline. Compatibility notes are available
<a href="https://github.com/jenkinsci/remoting/blob/master/docs/remoting-3-compatibility.md">here</a>.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-37564">issue 37564</a>)
<li class="major rfe">
Remoting 3.0: New <a href="https://github.com/jenkinsci/remoting/blob/master/docs/protocols.md#jnlp4-connect">JNLP4-connect protocol</a>,
which improves performance and stability compared to the JNLP3-connect protocol.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-36871">issue 36871</a>)
<li class="rfe">
Remoting 3.0: Agents using <code>slave.jar</code> now explicitly require Java 7.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-37565">issue 37565</a>)
<li class="bug">
Prevent deadlocks during modification of node executor numbers (e.g. during deletion of nodes).
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-31768">issue 31768</a>)
<li class="bug">
Add missing internationalization support to <code>ResourceBundleUtil</code>.
It fixes internationalization in <a href="https://jenkins.io/projects/blueocean/">Blue Ocean</a>
and <a href="http://jenkinsci.github.io/jenkins-design-language/">Jenkins Design Language</a>.
(<a href="https://issues.jenkins-ci.org/browse/JENKINS-35845">issue 35845</a>)
<li class="rfe">
Internal: Make the code more compatible with Java 9 requirements and allow its editing in newest NetBeans versions
with <a href="https://netbeans.org/bugzilla/show_bug.cgi?id=268452">NB bug 268452</a>.
(<a href="https://github.com/jenkinsci/jenkins/pull/2595">pull 2595</a>)
<li class="bug">
Internal: Icon handling API for items.
Deprecate <code>TopLevelItemDescriptor#getIconFilePathPattern()</code> and switch to <code>IconSpec</code>.
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