I think you can get that with this:
when {
expression {
env.TAG_NAME != null
}
}
You get the env.TAG_NAME from the branch api when it's a tag build.
A shortcut would be helpful, I suggested it
here https://issues.jenkins-ci.org/browse/JENKINS-48523
On Wednesday, December 20, 2017 at 7:12:44 AM UTC, Lynn Lin wrote:
>
> HI ,All,
>
> i followed with page
> https://wiki.jenkins.io/display/JENKINS/GitHub+Branch+Source+Plugin to
> enable tag will trigger a new build then the questions comes
>
> How can I use "when" in declarative pipeline to do something like
> deployment when a new tag is pushed to remote repository
>
>
> stage('Example Deploy') {
> when {
> branch 'production' // here how we can use tag as condition
> }
> steps {
> echo 'Deploying'
> }
> }
>
>
>
>
> "
>
> - When used with the Branch API Plugin
> <https://wiki.jenkins.io/display/JENKINS/Branch+API+Plugin>, tags will
> show up as a new category. The default configuration of Branch API will
> not
> trigger builds for tags automatically.
>
> This is by design, as one of the use-cases for tag discovery is to use
> the tag job to perform deployment. If tags were built automatically, given
> that the order in which the tag jobs actually execute is undefined, the
> automatic build could cause significant issues. Branch API does provide a
> mechanism to control what gets built automatically (known as the
> BranchBuildStrategy) but that cannot be configured until you have at
> least one extension plugin that provides a BranchBuildStrategy.
>
> If you want tags to build automatically, you will need an extension
> plugin for Branch API that implements at least one BranchBuildStrategy,
> see AngryBytes/jenkins-build-everything-strategy-plugin
> <https://github.com/AngryBytes/jenkins-build-everything-strategy-plugin>
> for
> a prototype example of such an extension plugin.
>
> “
>
>
> Thanks
> Lynn
>
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