What are three types of parameters in Jenkins?

What are three types of parameters in Jenkins?

There are three types of active choice parameters.

• Active Choices Parameter. Thi parameter type returns a set of parameters returned by the groovy script.
• Active Choices Reactive Parameter.
• Active Choices Reactive Reference Parameter.
• Using Active Choice Parameters With Declarative Pipeline.

How do I refer a parameter in Jenkins pipeline?

How to access parameters in a Parameterized Build?

1. Create a WORKFLOW job.
2. Enable “This build is parameterized”.
3. Add a STRING PARAMETER foo with default value bar text .
4. Add the code below to Workflow Script : node() { print “DEBUG: parameter foo = ${env.foo}” }
5. Run job.

How do I set parameters in Jenkins?

Now you have to configure your Jenkins job. First under General section check “This project is parameterized” option and then select String Parameter option by clicking the “Add Parameter” button. Enter Your parameter name (In my case BROWSER) and default value (In my case Firefox) and click on “Apply” button.

How do I use credentials parameters in Jenkins?

Head to the Build Environment section of your job definition. Check Use secret text(s) or file(s). This will actually inject the secret into your build environment. The “Credentials Parameter” created earlier can be used here to let you select different credentials parameters.

How do I pass a git branch as parameter in Jenkins?

If you want to be able to dynamically give a Git branch to use in a Jenkins build then you’ll need to do a couple of things. Then, in your Pipeline configuration, under Branches to build, add your parameter name inside the Branch Specifier box, surrounded by ${} . Jenkins will expand your variable when the job runs.

What are build parameters?

Build parameters are name-value pairs, defined by a user or provided by TeamCity, which can be used in a build. There are three types of build parameters: Environment variables (defined by the env. prefix) are passed into the spawned build process as environment.

How does Jenkins use active choice parameters?

Active Choices Reactive Reference parameters are used to enhance a Jenkins job form UI with reference information. With this use case in mind, a Reactive Reference UI control can be rendered as: An HTML list (bulleted or numbered) An HTML input text box.

How do you inject environment variables in Jenkins?

From the Jenkins web interface, go to Manage Jenkins > Manage Plugins and install the plugin.

1. Go to your job Configure screen.
2. Find Add build step in Build section and select Inject environment variables.
3. Set the desired environment variable as VARIABLE_NAME=VALUE pattern.

How to access parameters in a parameterized.jenkins script?

You should also update the Pipeline Job Plugin to 2.7 or later, so that build parameters are defined as environment variables and thus accessible as if they were global Groovy variables. When you add a build parameter, foo, it gets converted to something which acts like a “bare variable”, so in your script you would do:

How to use parameters in Jenkins declarative pipeline?

You can access a parameter in any stage of a pipeline. Accessing parameters in stages is pretty straightforward. You just have to use params. [NAME] in places where you need to substitute the parameter.

How is the reactive reference parameter used in Jenkins?

The reactive reference parameter is similar to a reactive parameter except for the fact that it mostly will not be used in the build environment. Meaning, it is often used to display information to the user dynamically to select the correct values from the other parameter input fields, as shown in the above use case image.

How to access parameters in a parameterized pipeline?

If you configured your pipeline to accept parameters using the Build with Parameters option, those parameters are accessible as Groovy variables of the same name. See Here. You can drop the semicolon (; ), drop the parentheses ( ( and ) ), and use single quotes ( ‘) instead of double…