Exporting code in Jenkins file for build pipeline - jenkins

I have couple of build pipelines configured in Jenkins. Is there a way to export them into Jenkinsfiles so that it can be checked in source code (I want to use it pipeline as a code).
Thanks!

You can use the pipeline as code steps to add a Jenkinsfile to your codebase. Please refer the below link.
https://jenkins.io/solutions/pipeline/
You can also look out for Declarative Pipeline as well.
https://jenkins.io/blog/2017/02/03/declarative-pipeline-ga/
If you have already have the pipeline steps, please create a Jenkinsfile(by copying the contents of the pipeline code) at the root folder of your repo and create a Pipeline/MultiBranch Pipeline/Github Organization job based on your convenience.
Please let me know if you would require further information on the same.

Related

What is the best way to configure one Jenkinsfile for many repos?

Short explanation:
There are many repos in our Git
Each repo has it's own Jenkinsfile who has it's own separate Job at Jenkins
All Jenkins files are doing 99% the same thing!
What we want to achieve at the moment:
Build one Jenkinsfile for all repo
Maintain branches in between repos
Delete if we can the current Jenkins files of each repo and use the only generic new file.
Have the versatile to use and manipulate parameters so Jenkins file won't be affected by any other repo config
Solutions for now:
Remove all Jenkins files in all repos
Re-configure the Jenkinsfile PATH in Jenkins gui website to direct to our new file
Put a config .yaml file in each repo who will contains all the relevant information of each repo (like key-value)
So, when each repo will be triggered, our new Jenkinsfile will load the config file and use the parameters to proceed all the stages related to the config file.
I would be happy to hear ideas / examples / snippets from you guys! It will highly help me!
Regards
Niv
(Answering due to lack of reputation for comment. Please excuse)
Hi #n1vgabay
If you are using Bitbucket for your SCM, then you may try these:
create a Organization Folder/Bitbucket team Project inside Jenkins (From Jenkins --> New Item--> Organization Folder or Bitbucket team/Project)
Update the config to filter all the repos (or regex them) under the Project inside your SCM. This will create all the repos as individual MB pipelines with all the branches under them as individual jobs. Also with Bitbucket Server Integration plugin, it automatically creates Webhooks for all the repos to trigger the jobs accordingly upon the events (Push, Commit, PR opened etc)
Using Remote JenkinsFile provider plugin, you may choose to place your Jenkinsfile elsewhere in another Proj/repo and call them from this config.
This Jenkinsfile can have all the steps you need and will run the same for all the branches which run as individual MB jobs.
More details on the same can be obtained from here.
Now if you want to use individual jenkinsfiles, then you might have to come up with having Jenkinsfiles specific to each repo which might make it complicated and your Jenkinsfile at the root folder level will have to call the Jenkinsfile present in your repo/branch level across all the repos and branches.
Hopefully this helps! :)

How to edit / define Jenkinsfile text within Jenkins job?

Sometimes it is not possible (yet) to put Jenkinsfile into git repository.
I think it was possible to edit/define Jenkinsfile content just within job,
but with latest Jenkins, I cannot find such support.
Now I see only filename configuration.
OK, just be sure to select usual Pipeline project and not Multibranch pipeline

jenkins-as-code: purpose of jobs

I want to use Jenkins and store the configuration and the pipeline in my SCM(e.g. git). To do so, I created a directory, let's say "jobs" in the root of my project where I will store jobs.groovy files written as JobDSL plugin files.
Should I do all the things in a single job file, like fetching the source code, testing it, maybe building Docker images if necessary, then deploying on AWS cloud? Or for each operation, should I create different jobs? If so, then how can I create a pipeline using these job files?
look at jenkins configuration as code plugin. following link would be helpful
https://github.com/tomasbjerre/jenkins-configuration-as-code-sandbox

Jenkins Pipeline - Why does the Pipeline option not show up

I have Jenkins Jenkins ver. 2.82 running and would like to use the Pipeline function when creating a new job. But I dont see this listed as option. I can only choose between free-style Project, maven Project, external Project and multiconfigruation. How can I use the Pipeline option, as for example explained here: http://www.jhipster.tech/setting-up-ci-jenkins2/ . I tried to find a solution, but yet I was not successfull. Any help is very much appreciated.
You need to install the Pipeline plugin.

Jenkins Job DSL Plugin - Include another Jenkinsfile

I want to build a Common Jenkinsfile for a couple of Build Jobs in different languages. And then I want to add a specific Jenkinsfile that depends on some parameters.
For example: the common file should contain information about Docker Hub and Nexus Repository. It's always the same. And the specific file should contain language specific build steps.
Is it possible to "include" another file?
Using the Pipeline Shared Groovy Libraries Plugin it is possible to define your own Job DSL. This section of the plugin's manual explains how to do this.

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