Jenkinsfile Set Environment Variable From Script

env file is recommended so that you don’t clutter the standard environment settings with Maya-specific variables. I want to be able to omit that assignment and just pick up that directory from context of the executing script. A workarond of setting these manually seems to work. Jenkinsfile. Batch Script - Return Code - By default when a command line execution is completed it should either return zero when execution succeeds or non-zero when execution fails. In listing 2, you can see the relevant shell commands for each stage. You need to specify the location of the repository including any credentials you need. Each has a slightly different use case. A quick guide to SSI, XSSI & CGI environment variables. Related Tutorials: How to set JAVA. If you want that your batch file to access environment variables that are set by a PowerShell command run from that batch file, you can use the following workaround: Make your PowerShell script create a sub batch file, mysub. Issue How can I print all of the current environment variables in a Pipeline build? Environment Jenkins CloudBees Jenkins Enterprise Pipeline plugin Resolution There is a RFE for this issue. If you have a system variable and a user variable with the same name: To get the user variable, use aqEnvironment. env file (i am using dotenv module). I'm working a script to port an Environment from one server to another. The Bourne shell is no exception, and this section introduces that idea. Most of the values are set from the environment. Ich versuche, um eine Umgebungsvariable mit dem Namen "TEST_CONFIG_ROOT" in meinem Jenkins pipeline, ich beziehe. The Jenkins Plugin for Managing Complex DevOps Pipelines. Often, an environment variable will be set with a concatenation of the previous value of the variable with a new value. You can determine what Environment variables exist on a computer by entering Set in the DOS Prompt. You can check that -- launch two cmd prompts and set a variabe in one of them. (or source ) bash command to execute the script commands in the current shell environment and achieve what you want, e. Here's the steps to reproduce: 1. Each time the Jenkinsfile is executed during a pull request or commit, we use run_tests. 04 VPS as an example, but these details should be relevant on any Linux system. Preface First and foremost, I want to say that storing passwords via environment variables is NOT a secure practice, in the grand scheme of security; nor is storing clear-text, unencrypted passwords in plain text files. Set Environment Variable using Powershell Script We can get, set, modify and remove environment variables using the. Set Environment Variables. Windows Environment Variables. the variable will not propagate to any child processes you launch (except forked script processes, in which case it's just a variable in the script's memory). How to set and reference a variable in a Jenkinsfile. I'm working a script to port an Environment from one server to another. To open the respective interface you first have to open the Windows Run prompt. Thanks Andrew for your response. The environment variables defined there are visible during the assemble script execution and will be defined in the output image, making them also available to the run script and application code. This could be done using variables (though it's such a simple example that it doesn't really warrant it!). JsonBuilder import groovy. Here we will learn about Local Variables and Environment Variables and the differences between them. If you have a system variable and a user variable with the same name: To get the user variable, use aqEnvironment. Disabling Variable Substitution. For information about how to add steps to Jenkinsfile, see the Jenkins Plugin Steps documentation. You define and manage these variables in the Variables tab of a release pipeline. However I am unable to get the environment variables from the first script to the next one. The following examples show how to set environment variables in a terminal window and in a shell script for different operating systems. The following Jenkinsfile can be used to build a pipeline and deploy a simple web application to a Tomcat environment configured in XL Release. When this line executes, the contents of the APPDATA environment variable are read in, any single backslash character is traded for a double backslash and then the final contents are assigned to APPDATAESC. Environment Variables. bashrc to set the environmental variables permanently. You can determine what Environment variables exist on a computer by entering Set in the DOS Prompt. Fortunately, you can set or modify the PATH system variable in Windows very easily. Set Environment Variables as follows, Use “New Item” for creating a pipeline and provide the Jenkinsfile pipeline script from Git SCM for this;. This tutorial is relatively easy to follow, if you have had experience with environment variables, Gulp or. Set Task Sequence Environment Variables. You can also access credentials (ie. 5) and Scripted Pipeline. Re: Setting environment variables in groovy script Groovy pretty much can only do system things that Java can do and you'll notice there is no System. Environment Variable Objects. In this case, you cannot write the Groovy script directly, and if you want to write Groovy you script need to use the directive. However I am unable to get the environment variables from the first script to the next one. Environment: Latest Windows Jenkinsfile not found. htaccess files with RewriteRule, SetEnvIf, Header, etc. In this sample script we use the clever name TestValue. [icon type="unix"]How do I set environment variables using c shell (tcsh or csh) under FreeBSD UNIX or Linux operating systems? How do I save variable using csh shell under Unix like operating systems?. It is used to automate all sorts of tasks such as building, testing, and deploying software. Our first stage is an option but recommended one where we setup environment variables using we linked the pipeline to when we set it up (see later) Jenkinsfile and script in git/Bitbucket. Call the SETLOCAL command to make variables local to the scope of your script. All Jenkinsfile(s) start with this pipeline declaration, it is the root element of our build. If it is other groovy scripts that are you launching from your "driver" script and you want to share some environment variables like strings with them, you can also use System. Here’s how to set Path Environment Variables in Windows 10. Set environment executing code. If you’re a system administrator managing several users, you can also set environment variables in a script placed in the /etc/profile. If you need to change this value, you can set the AWS_CONFIG_FILE environment variable to change this location. Even in a scripted pipeline, it's not entirely straightforward to get all the environment vars out of a build step; I ended up re-designing the pipeline to not rely on downstream environment vars. We can also read and set environment variables using PowerShell by using static method on the System. So this is our mission: make the environment configurable, use it in the "Clear Cache" task and set a new environment variable. In addition to standard Jenkins Pipeline Syntax, the OpenShift Jenkins image provides the OpenShift Domain Specific Language (DSL) (through the OpenShift Jenkins Client Plug-in), which aims to provide a readable, concise, comprehensive, and fluent syntax for rich interactions with an OpenShift API server, allowing for even more control over the build, deployment, and promotion of applications. These variable values are computed dynamically each time the value of the variable is expanded. For example, the following pipeline will yield an empty Map after execution. Example to append to an existing PATH-style variable:. sh script to manage the life cycle of the compose stack and to check that the tests have been performed correctly. Go back to the job page after saving the Jenkinsfile and select Build Now. HostType: Set to build if the pipeline is a build. For the P4 Plugin to operate in this mode you need to provide a Perforce Credential and Workspace mapping for the location of the Jenkinsfile. DictionaryEntry class. You can add or modify the path lines with the directories you want your computer to look in for executable files. It is essentially the recommended way to store the Jenkins pipeline. in which case the environment variable will be set. Consider this listing for a script called tabcounter. However, having Jenkins inject environment variables into a build job is a good way to learn about some of the underpinnings of the tool. For more information, see the Variable substitution section in the Compose file reference. To fully recognize the benefits of Jenkins Pipeline, this Refcard will help you build a Jenkins Declarative Pipeline and manage it with Blue Ocean. If you execute. See Systemd/User#Environment variables. 5) and Scripted Pipeline. Syntax of environment variables in job scripts. When the installation of Intel IPP is complete, set the environment variables in the command shell using one of the script files in the bin subdirectory of the Intel IPP installation directory: On Windows* OS: ippvars. It is not wise for makefiles to depend for their functioning on environment variables set up outside their control, since this would cause different users to get different results from the same makefile. Note: In this setting, environment variables can be expanded. In the "Global Variable Reference" there is a bit that says: SCM-specific variables such as GIT_COMMIT are not automatically defined as environment variables; rather you can use the return value of the checkout step. To find the current values of all your environment variables and functions in Unix, if you are using the sh, ksh, or bash shell, at the prompt, enter: set. Try Environment Script Plugin which is very similar to EnvInject. If you want to use that value in the boolean expression correctly, you need to call "false". not from a network share or an SSH connection. For the DSC Script Resource the keys are the GetScript, TestScript, and SetScript properties. you can also set global environment variables if you later want to use the value of the variable in other. In addition to standard Jenkins Pipeline Syntax, the OpenShift Jenkins image provides the OpenShift Domain Specific Language (DSL) (through the OpenShift Jenkins Client Plug-in), which aims to provide a readable, concise, comprehensive, and fluent syntax for rich interactions with an OpenShift API server, allowing for even more control over the build, deployment, and promotion of applications. NET, Environment class, Environment variables, Environment variables in VB. Set Environment Variables as follows, Use “New Item” for creating a pipeline and provide the Jenkinsfile pipeline script from Git SCM for this;. Let's complete the pipeline definition by adding the stages described above. These can contain useful information, which can be used by the script to know about the environment in which it is running. you can also set global environment variables if you later want to use the value of the variable in other. In passing a variable declared within Jenkinsfile to a sh command that ssh's and executes on a remote host, the variable contents are not retained on the remote host. The label always remain a constant. As of Perl 5, assignment to " $[ " is treated as a compiler directive, and cannot influence the behavior of any other file. The Scriptler Groovy script doesn't seem to get all the environment variables of the build. Creating a Jenkinsfile. In the *nix environments, these variables are set up for you when you log in to your terminal. Because my first call to putenv() did not have that typo, it worked correctly, but the remaining three calls I coded with the typo merely cleared the corresponding environment variables and thus did not make it into the external script I invoked via a system() call. Update Jenkinsfile to use the appropriate make command or the npm script for the build. JAVA_HOME points to the installation directory of JDK. Variable from shell script to Jenkins job you could set the environment variables either at the build environment section of the job or in the node configuration. script { println __FILE__ } and. Every value that gets stored as an environment variable gets converted to a String. For more information, see the Variable substitution section in the Compose file reference. How to set the job number and description for a Jenkinsfile in a Jenkins Pipeline? Print out all the environment variables seen by Windows. I hope that you have learned something new today. Check the sample JenkinsFile below. This section concentrates on showing examples of some of the more typical uses of environment variables in CGI programs. We will be using an Ubuntu 12. Global, static environment variables can be set for any Jenkins installation in Manage Jenkins > Configure System > Global Properties > Environment Variables. Setting Environment Variables in Windows 10. Then I can use the environment variable APPDATAESC throughout my script to refer the the APPDATA location and it’s safely escaped. dir is accessed later in the groovy code. Environment variables are name-value pairs that can be used to communicate information from a process to its descendants. Each part of a pipeline (i. If you need the Windows Resource Kit, see Resources at the bottom of the page. This variable is only set if the files are local, e. Setting Environment Variable within Emacs. I want to add a users full name into the reg key for the office user at login. You can use the. Both lists have the PATH variable, so you have to decide which one to edit. The checkout step accepts the scm variable. We just tried using the EnvInject plugin to set a computed environment variable within a particular job only, on an "opt in" basis. UNIX & Linux Shell Scripting (Programming) Tutorial. Consult the documentation for your command interpreter for specific details. Let's complete the pipeline definition by adding the stages described above. 1) If u want to set the environment variables which will be global to all the users on the Linux box: then u can modify the /etc/profile file To bring the change u made to it in effect: do either of these - a) source /etc/profile b) su - root c) Relogin to the machine. Batch Script - Variables - There are two types of variables in batch files. Set environment variables using the OpenStack RC file¶. getVersion()} stages {stage(' Build ') {agent {docker {/* * Reuse the workspace on the agent defined at top-level of Pipeline but run inside a container. Recently I found myself having to call a bunch of different shell tools inside of a Jenkinsfile. It involves editing files in /etc for global environment variables, and in your home directory for user specific environment variables. In case you need to authenticate docker to DockerHub, create a new username and password credential with dockerhub ID and then use withCredentials pipeline script code to expose username and password as environment variables:. To set persistent environment variables at the command line, we will use setx. Getting and setting environment variables. The intention was for the plugin not to affect any other jobs in any way. If you want to use that value in the boolean expression correctly, you need to call "false". If there is a variable that you really don't want to pass to any subprocesses, you should unset it near the top of your script. That sort of script works great for text, but I don't think you can do that for arbitrary graphics. JS So to make it useful we would have to automate the command in a script file every time we opened a shell in which to run our. htaccess files with RewriteRule, SetEnvIf, Header, etc. Alternatively, you can set it to a maximum upper address to use (U-Boot will still check that it does not overwrite the U-Boot stack and data). In this case, you cannot write the Groovy script directly, and if you want to write Groovy you script need to use the directive. , is made easier by having a script that displays current variables and environment. Variable settings in terminal windows last as long as the window is open. In this guide, we will explain to read and set environment and shell variables. As mentioned in choosing a method to run the Derby tools and startup utilities , you must set the DERBY_HOME environment variable so that you can use the command examples that are presented in this manual. There are several environment variables that must be set depending on the method that you selected to run the Derby tools and startup utilities. You can use the. Any environment configurations that are not given a value will be given the value of true. When deploying during the build session environment variables are used instead. To learn more about CodeDeploy, see the AWS CodeDeploy product page. Below are a few basic examples of how to read and set Environment Variables using a VBS Script. There are a lot of environment variables that get set for each build and it’s initially tough to learn what they all are. These are useful to avoid hard-coding database connection information into simple client applications, for. Jenkins pipelines using Cucumber and multi-branch pipelines. 3: The environment block has a helper method credentials() defined which can be used to access pre-defined Credentials by their identifier in the Jenkins environment. If Command Extensions are enabled SET changes as follows: SET command invoked with a variable name, no equal sign or value displays the value of all variables whose prefix matches the name given to the SET command. Set Environment Variable using Powershell Script We can get, set, modify and remove environment variables using the. Set Oracle environment Variable with shell script !! If this is your first visit, be sure to check out the FAQ by clicking the link above. Before going to add a Environment Variable using batch file I'll show how to do it in normal ways. Set environment executing code. These can also be set up through the GitLab UI, under CI/CD settings. Call the SETLOCAL command to make variables local to the scope of your script. Set an Environment Variable. If you have not read the Part 1, I would request you to check here. How to set and reference a variable in a Jenkinsfile. For lines 5 through 14 we define some variables to use later on. Shell for some useful functions. Environment variables can be defined by user or by operating system, most of environment variables have default values and can be changed by user. Assume that you have a parametrized Jenkins job and in a Jenkinsfile you have a variable that should be defined depending on provided parameters. The intention was for the plugin not to affect any other jobs in any way. environment variables, or ENV varables For bourne shells sh, ksh, bash execute: VARNAME="value"; export VARNAME For c shells csh. There are only two ways around this limitation: If, within the script, you export the environment variable it is effective within any programs called by the script. Configuring environment variables (env vars for short) in Angular is now much easier to do. JsonOutput import java. In this second part of the series, we will be setting up a Jenkins Shared library to execute our Jenkins jobs. Set up the ORACLE_HOME environment variable to point to the directory where the Oracle database client software is installed. Set and Use Environment Variable inside Python Script. Every value that gets stored as an environment variable gets converted to a String. In Linux and Unix based systems environment variables are a set of dynamic named values, stored within the system that are used by applications launched in shells or subshells. Input variable usage is introduced in the Getting Started guide section Input Variables. In this part, Lets see how to create a Dockerfile, build an Image using Dockerfile and push the image to Docker hub for distribution. You must use a specific shell syntax and set or export commands in case of the shell script. Setting an environment variable is the same as creating a new value or editing an existing value. With JenkinsFile, you can write the steps needed for running a Jenkins pipeline. CONTENT_TYPE. Another common use for environment variables is to set or override "dummy" credentials in build or test scripts. Many things can go wrong. Jenkins has traditionally been installed by enterprises in their own data centers and managed in an on-premises fashion, though a number of providers offer managed Jenkins hosting. Your command-line environment is the parent of the script's shell, so it does not see the variable assignment. This is best done in Spock's setup() method. , png or jpeg, then the script might be adapted, but it certainly. we use JAVA_HOME environment variable. NET or PowerShell. When the installation of Intel IPP is complete, set the environment variables in the command shell using one of the script files in the bin subdirectory of the Intel IPP installation directory: On Windows* OS: ippvars. In most cases bash or sh is used to execute the job script. The environment keyword allows you to set an environment varaible for the action to be taken on the remote target. NET Framework, add this to the end of your PATH environment variable. B ash shell is used for various purposes under Linux. If it already exist in the environment, then the value is modified to reflect the changes. Consult the documentation for your command interpreter for specific details. But the environment variables are set, I check this by doing a sh 'printenv' right below the ls -l line. The variable I've defined works fine locally but doesn't translate on the remote host. I try to find out way to update or add that newly generated contract value to the. Your command-line environment is the parent of the script's shell, so it does not see the variable assignment. xml into env variables: IMAGE = readMavenPom(). sh Then the definitions will be put into your current shell's environment and be inherited by any programs you launch from it. The third column, Config Entry, is the value you would specify in the AWS CLI config file. Cool Tip: Jenkins installation and basic configuration! Read more →. Issue How can I print all of the current environment variables in a Pipeline build? Environment Jenkins CloudBees Jenkins Enterprise Pipeline plugin Resolution There is a RFE for this issue. Here's the steps to reproduce: 1. development, test and production server. Update Jenkinsfile to use the appropriate make command or the npm script for the build. According to the documentation, you can also set global environment variables if you later want to use the value of the variable in other parts of your script. Jenkins Pipeline - set and use environment variables; Jenkins Pipeline: git checkout using reference to speed up cloning large repositories; Jenkins report the name of the stage that failed (STAGE_NAME) Jenkins triggers (pollSCM) How to set the job number and description for a Jenkinsfile in a Jenkins Pipeline? (currentBuild, displayName. If you need the Windows Resource Kit, see Resources at the bottom of the page. For now, what they do: - execute a script. Is there anyway to tell this invoker script that whatever applies to the shell it's running in should be reflected to the current shell? The script with the environment variables begin with set -a so I thought doing something like $(cat env_script. secrets) and set them to environment variables. Environment variables are name and value pairs that can be set on the target system with your installation and can be accessed by your application and by other running. The console output comes as: Started by user anonymous. Variables defined during the build override those ones defined on Environment level. exe of the Microsoft. When you set a variable, the variable is created and appended to the environment if it does not already exist. If you only need the commands for your own user account, then edit the user variable. Each time the Jenkinsfile is executed during a pull request or commit, we use run_tests. For example, --env. The first set of variables we will look at are $0. Set Environment Variables. To make this a system variable, set UserName to System; to make it a user-specific environment variable, set UserName to the user account name (for example, fabrikam\kenmyer). When you go back to the environment properties, a tab will be added for the variables. Many people have problems with handling non-ASCII characters in their programs, or even getting their IRC client or text editor to display them correctly. Variables are configured as environment variables in the build container. This means that, for example, dbus activated programs like Gnome Files will not use them by default. Another interesting aspect of Environment variables, is that they can be set during a VSTS/TFS build directly from build definition. When you store boolean’s false value, it gets converted to "false". The process of setting environment variables in the Terminal will be familiar to those with experience with Linux or UNIX. Also in your powershell script you can create environment variables that can be accessible by any latter powershell build steps. You can also set environment variables within emacs without setting them in the OS. In passing a variable declared within Jenkinsfile to a sh command that ssh's and executes on a remote host, the variable contents are not retained on the remote host. Alternatively, you can set it to a maximum upper address to use (U-Boot will still check that it does not overwrite the U-Boot stack and data). Here we will learn about Local Variables and Environment Variables and the differences between them. Apart from that, you may wish to specify settings of several important environment variables that affect Cygwin's operation. However any variables set this way are global to the Pipeline build. To set a variable from a script, you use the task. As mentioned in choosing a method to run the Derby tools and startup utilities , you must set the DERBY_HOME environment variable so that you can use the command examples that are presented in this manual. If modules has been configured (BEGINENV=99) to test for this environment variable, then if it exists, it is the name of the file to store the the initial shell environment. It can be used as an environment variable in a script and as a parameter in a build task, but not as part of the build number or as a version control tag. Use the Set for CGI Scripts section to set an environment variable that is passed to CGI scripts and SSI pages. In some cases this might be the proper behavior, but in many cases, especially in a CI system you'll probably want your shell script to fail of one of its commands failed. See also our general documentation on variables, including the section on protected variables which can be used to limit access to certain variables to certain environments or runners. /R: Read environment variables to be UNSET from a file. However, one of our Scons builds has suddenly started failing with missing environment variables which had previously been set successfully. This will help in setting up slaves and while sending out links using the email as you can directly access the Jenkins URL using the environment variable JENKINS_URL which can be accessed as ${JENKINS_URL}. Every value that gets stored as an environment variable gets converted to a String. Note that I have tried several approaches and most times the environment variable is not propagated into the generic test. env file is recommended so that you don’t clutter the standard environment settings with Maya-specific variables. These variable values are computed dynamically each time the value of the variable is expanded. Is there anyway to tell this invoker script that whatever applies to the shell it's running in should be reflected to the current shell? The script with the environment variables begin with set -a so I thought doing something like $(cat env_script. If you want to set environment variables for non root users. You can add environment variables to the sourceStrategy definition of the BuildConfig. Protect your API keys using environment variables and Node. A variable is a simple way to refer to a chunk of data in memory that can be modified. Example Jenkinsfile. Now you need to go to the Kubeconfig directory of the Kubernetes cluster (the Kubeconfig environment variable should already be set before running this command):. The Environment Variables are - HOME - /var/lib/jenkins ; JENKINS_HOME - /var/lib/jenkins. You define and manage these variables in the Variables tab of a release pipeline. How can I do that?. Another interesting aspect of Environment variables, is that they can be set during a VSTS/TFS build directly from build definition. the variable will not propagate to any child processes you launch (except forked script processes, in which case it's just a variable in the script's memory). Pass Docker Environment Variables During The Image Build Working with ENV and environment variables in Docker can be surprisingly challenging. Environment Variables. * Variable types in CMake * In CMake there are two types of variables: normal variables and cache variables. This variable is agent-scoped. Ich versuche, um eine Umgebungsvariable mit dem Namen "TEST_CONFIG_ROOT" in meinem Jenkins pipeline, ich beziehe. The following table contains a list of all of these environment variables. NET class [Environment]. Variable substitution is on by default (hive. When you declare them in child modules, the calling module should pass values in the module block. But not everyone realizes that once you start using the Jenkins Git integration plugin, a vast array of of new Jenkins Git environment variables become available to your builds. In general, if you need to do this kind of variable-passing, I'd recommend you use Scripted Pipeline, not Declarative. The Bourne shell is no exception, and this section introduces that idea. Environment variables can be set directly on IIS Manager following these steps:. This could be done using variables (though it's such a simple example that it doesn't really warrant it!). There are many environment variables that you can set to affect the behavior of ROS. There are two styles of shells on most UNIX (and Linux) systems: Those derived from the original bourne shell (sh) which include bash, ksh etc. Purpose: Add or modify a windows OS environmental variable from command-line It is not very unusual that an application requires an environmental variable to function properly. Set the name of the file as Jenkinsfile unless you need to have multiple build scripts in your repository. I want to use a variable which I am using inside of my Jenkinsfile script, and then pass its value into a shell script execution (either as an environment variable or command line parameter). We'll go through a variety of different ways that variables have their data set and ways we can then use them. Is there anyway to tell this invoker script that whatever applies to the shell it's running in should be reflected to the current shell? The script with the environment variables begin with set -a so I thought doing something like $(cat env_script. Selenium Docker Integration Through Jenkinsfile - Part 1 - Setting Up Tests & Dependencies. To set a variable permanently, you can set it in a startup file or by using the interface provided by your system for this purpose. com is created, written by, and maintained by Yong Mook Kim, aka Mkyong. The Scriptler Groovy script doesn't seem to get all the environment variables of the build. the Jenkinsfile from SCM or create the Pipeline script in Jenkins. The contents of this variable is only used the first time modules is invoked. If you want to use that value in the boolean expression correctly, you need to call "false". Environment variables that are specific to Group Policy preferences. In this guide, we will explain to read and set environment and shell variables. getVersion()} stages {stage(' Build ') {agent {docker {/* * Reuse the workspace on the agent defined at top-level of Pipeline but run inside a container. $] The string printed out when you say perl -v. If you are following my previous post about installing Java 6 64bit on AIX 6. we use JAVA_HOME environment variable. You want cygwin's bin paths in emacs, but you don't necessarily want them when running cmd. Jenkins Set Environment Variables. You defined JWT_KEY_CRED_ID earlier and set it to its corresponding environment variable. js website. Line 14 we define the toolbelt this is the SFDX CLI. The console output comes as: Started by user anonymous. When you go back to the environment properties, a tab will be added for the variables. Another interesting aspect of Environment variables, is that they can be set during a VSTS/TFS build directly from build definition. Setting environment variables for asp. This is against the whole purpose of most makefiles. Set a job-scoped variable from a script. Typically called Jenkinsfile and located in the root of the project. For lines 5 through 14 we define some variables to use later on. This is later referenced in Jenkinsfile step withCredentials; Set Username; Set Password; Sample Jenkinsfile. If Command Extensions are enabled SET changes as follows: SET command invoked with a variable name, no equal sign or value displays the value of all variables whose prefix matches the name given to the SET command. You can add these from the Manage Jenkins screen: These are set as key-value pairs, and apply for every build that’s run from the master node. In some cases this might be the proper behavior, but in many cases, especially in a CI system you'll probably want your shell script to fail of one of its commands failed. The variable will be set for the rest of the shell session or until unset. Learn How to Create, User-Wide and System-Wide Environment Variables in Linux / 1. The Environment Variables are - HOME - /var/lib/jenkins ; JENKINS_HOME - /var/lib/jenkins. If you only need the commands for your own user account, then edit the user variable.