Jenkins plugin updates are unavailable - jenkins

I have updated my jenkins server and see the following message for some plugins. I am not sure how to fix this. I looked at the dependencies section for that plugin and I see they are already installed. Not sure what else is missing so I can see the update available. Dependency for this is Mailer which is already installed on my server.

That is frustrating but you can try uploading plugins manually.
You can download plugins from here link to plugin storage.
Of course you have to roughly see what version of the plugin goes with your jenkins version.
Once you downloaded 'proper' plugin version, you go to manage plugins, advanced tab and there you can upload the plugin file. After that restart jenkins and check changes. You should really go to manage plugins, updated plugin tab and update selected plugins...
It could be guess work, but I'm sure after a couple of guesses you'll get to the version of Jenkins you have.
You might need to upgrade jenkins.. here are all jenkins war files:
https://get.jenkins.io/war-stable/
Last but not least... don't try to fix all dependencies.. fix those you use, rest is optional.

Related

Has the TFS plugin for Jenkins been removed?

I have been using Jenkins with the TFS plugin for several years but after installing Jenkins on a new machine, it seems that the TFS plugin cannot be found in the update center. All the other plugins that I could search for seem to work but not TFS, as if it had been deleted from there. I have tried using both jenkins-lts and jenkins weekly on two separate machines (both macs).
This is the plugin I am talking about: https://github.com/jenkinsci/tfs-plugin
The old wiki page for it also seems to have been removed (I get a HTTP 403 Forbidden reply when trying to access that): http://wiki.jenkins-ci.org/display/JENKINS/Team+Foundation+Server+Plugin and the newer plugin index doesn't seem to know about this plugin: https://plugins.jenkins.io/
I have tried to look on the Jira issue tracker but couldn't find anything that seemed relevant.
Could anyone assist?
Okay so after struggling with this for a while, I figured out what had happened.
There was a security issue for the TFS plugin that hasn't been fixed: https://www.jenkins.io/security/advisory/2020-09-01/#SECURITY-1506
On top of that, it was found that the TFS SDK that is bundled with the plugin is not open source, which goes against Jenkins policy (see INFRA-2751 for more details).
This means that the plugin has been removed from the update center in this commit at the end of October 2020.
If the security issue is acceptable, the plugin can still be installed by downloading the .hpi from Github and then manually install the plugin in Jenkins: Manage Jenkins > Manage Plugins > Advanced > Upload Plugin and select the plugin file downloaded previously (Make sure to have git-plugin installed normally first so all additional dependencies are in place).
Thanks to the people on Jenkins Gitter that reminded me of the security issue as well as #ian-w on here that pointed at the actual problem.
Edit: I edited my answer to include Ian's comment.
2021-08-31: See additional details in this S/O response.

Jenkins plugins for old versions

Fore some reasons I have to use Jenkins 2.32 and I need to install some plugins there. Machine with it has no internet, so I only can upload plugin file to install it from file.
So, the problem is there any easy way to obtain required plugin for required Jenkins version with all it's dependencies?
p.s.
I can't update Jenkins - it's out of my power.
p.p.s.
I find only way to download old versions of plugin, but by this way I can't check dependencies and required jenkins version before loading.
I had such an environment before.
Warning: it's an annoying process.
Because there was no internet, we uploaded all plugins manually, i.e. looking at the plugin page (e.g. https://plugins.jenkins.io/git/) and then downloading from the archive (e.g. https://updates.jenkins.io/download/plugins/git) the .hpi file. As you have to use a relatively old version of Jenkins you may want to check the changelog of the plugin, if you have to use an older version.
In addition on each plugin page the dependencies are listed and you have to repeat the above steps for each dependency.
The only good thing is that usually Jenkins gives you hints, which dependencies are missing after you uploaded a plugin.
You can probably extract the information out of the plugin-versions.json in the Jenkins Update Center.
For more information about the layout of update center, see this document.
You may also find my previous response on jenkins failed to install plugins - docker image (with groovy scripts) helpful

Updating jenkins plugin from source

I currently have Build User Vars Plugin 1.1 installed in my Jenkins. Since version 1.1 of the plugin, there has been some important changes to the plugin code, and I want to pick them up. The question is what is the least amount of work to package up the hpi/jpi file that I can push on my Jenkins install that will contain latest changes.
It's fairly easy to build a plugin locally; you can then upload the hpi/jpi file to Jenkins via the Advanced tab in the plugin manager.
See the Jenkins plugin tutorial for detailed steps.

Jenkins Crashes after installing GitHub Plugin

I have a question about updating GitHub plugin.
Everytime I do an update plugin such as GitHub and restart the jenkins, Jenkins start crashing. when I try to access jenkins through URL in my browser, the error page shows up with some exception "class not found jenkins/model jenkins" . and then in order to make jenkins working again , I have to delete the plugin entirely from the plugins directory. I wish someone has an answer for this because I really need to make my github projects available to jenkins for build. Thanks
It is a very usual problem with Jenkins. My workaround was to either update the jenkins (where ever it is installed) and restarting the hudson service.
sometimes even restarting the service works.
often you might need to remove those plugins from within (/var/lib/hudson/plugins/) and restart the service.

jenkins missing jobs after removal of plugins

I have a Jenkins Server (1.510) on Win 2008 with ~100 jobs.
After installing and then uninstalling the CloudBees (Plugin_1, Plugin_2) set of plugins + restart I have the following issues:
half of the Jobs are now missing.
many plugins are not functioning well, for example the green-balls plugin is not working and also the entry to launch the backup plugin is missing
many built in Jenkins buttons such the new "Credentials" is missing from the "Jenkins Configure" Menu.
Looking at the FS, i still see all the jobs.
I already tried :
Using the reload configuration
Reinstalling the plugins
Reinstalling Jenkins with the same version once again
Still the jobs are missing
Any idea how to solve it?
Thanks,
Doron
When job is loaded, many of the related Java classes get instantiated. If instantiation fails, usually because some plugin has been removed and that class is no longer available at all, then the job is hidden.
I suspect you have accidentally removed some other plugin too.
Note: Before actually doing anything, take full backup! Easiest is to backup entire Jenkins folder, where the jobs, configuration etc reside.
Easiest solution might be to just install Jenkins from scratch, install the plugins you do need (see below for troubleshooting if you're missing some), then copy the jobs subfolder to the new Jenkins. It might be best to do any configuration under Manage Jenkins by hand, but you can also just try copying the related XML config files.
If you are missing a plugin and can't figure out which one, you should look at jenkins.out.log and jenkins.err.log log files and search for exceptions happening after Jenkins is started. That may give you a clue on what plugin you are missing.
You can also try editing the job XML files to remove build steps you identified from the exceptions (remember to take backups first!), then restart Jenkins or select Reload configuration from disk from Manage Jenkins page.
If not solved, but you find relevant-looking exceptions or something else interesting, please update the question with details.
After I upgraded Jenkins, one of my jobs disappeared. I found out that although my job directory still existed, the config.xml file inside had somehow gone missing.
I restored this file from a backup, after updating all the plugins that needed updating, and reloaded the configuration, and the job reappeared in Jenkins.

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