How do I set environment variables in Jenkinsfile?

The steps to do the same are :

  1. Create a new pipeline in Jenkins, named ‘envvars’.
  2. In the Pipeline Script, type the following groovy script.
  3. The windows batch command used here is “set”.
  4. For Linux/Unix, you can use the shell command “printenv”, as :
  5. This can be viewed as :

Where are env variables in Jenkins?

Jenkins Local Environment Variables DATE is at the top of the pipeline and can be used in every stage, while NAME is in the “Env Variables” stage, so we can only use it within that stage.

How Jenkins use environment variables in shell script?

Jenkins Environment Variable is a global variable exposed through the env variable and used anywhere in the Jenkinsfile . Any value stored in the env variable gets stored as a String type. Environment Variables can be set either at the pipeline top level, at the specific stage level, or inside the script block.

What are some of the default environment variables in Jenkins?

Jenkins provides a set of environment variables….Built in environment variables

  • BUILD_NUMBER – The current build number.
  • BUILD_ID – The current build id.
  • BUILD_DISPLAY_NAME – The name of the current build.
  • JOB_NAME – Name of the project of this build.
  • BUILD_TAG – String of “jenkins-${JOB_NAME}-${BUILD_NUMBER}”.

What is env in Jenkins file?

How list all environment variables in Unix?

3.1 Using Environment Variables in Bash Shell Most of the Unixes (Ubuntu/macOS) use the so-called Bash shell. Under bash shell: To list all the environment variables, use the command ” env ” (or ” printenv “). You could also use ” set ” to list all the variables, including all local variables.

How do I declare a variable in Jenkins?

Variables in a Jenkinsfile can be defined by using the def keyword. Such variables should be defined before the pipeline block starts. When variable is defined, it can be called from the Jenkins declarative pipeline using ${…} syntax.

Where are the environment variables in Linux?

These variable are set and configured in /etc/environment, /etc/profile, /etc/profile. d/, /etc/bash. bashrc files according to the requirement. These variables can be accessed by any user and persist through power offs.