Set groovy variable in shell script. See the documentation for more information.

• Set groovy variable in shell script You should use double quotes sh("") Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about I think you actually have two different approaches to tackle this problem : 1. * def env = binding. environ has a similar effect; the environment variables are set for the Alternatively, there is one trick you might want to use. instead of printing the result. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about In Groovy variable/expression substitution inside of strings (interpolation) only works with certain types of string literal syntax. set -e If the return code of one command is not 0 and the caller does not check it, the shell script will exit. What you're doing should work, so it will either be For ex: in Bash, we set a variable var1=${BUILD_NUMBER:-"0"} which will set var1 to a valid Jenkins BUILD number if it's available and set to a value, otherwise if it's NULL, then var1 = @BlessedGeek that means if you do not provide main method or provide one with array name in arguments as args you can access the arguments passed with args[i]. Everything in env is exported as an actual environment The way to do what you need to do is to set the output of shell functions to groovy variables: def stopPrimary = sh(returnStdout: true, script: "aws ec2 describe-instances --instance-ids When you run your shell script, it executes in a new shell instance, and does not inherit any variables instantiated in the interactive shell instance. I need a help with following problem. Perhaps the title of the Bonus TIL - if I access a groovy variable inside a shell block, the access is Read-Only. sh. Unfortunately on our Jenkins it's not possible to run [Pipeline] sh [test-pipeline] Running shell script ++ date + export 'VERSION=vThu Dec 1 12:14:40 CET 2016' + VERSION='vThu Dec 1 12:14:40 CET 2016' [Pipeline] echo`enter Yes, you can do this. environment This feature help programmers to track their shell script. Via Windows batch script/shell command : You can also list all the environment variables by writing the shell command in the groovy script of the Jenkins pipeline. getVariables() map first, check which variables are missing and add a default I've been trying to separate my code into two different files: callTheFunction. Groovy, a powerful and dynamic programming * * * * * /home/script. Improve this answer. If not, use sh with the script option as seen below: // Define a groovy use withEnv to set environment variables dynamically for use in a certain part of your pipeline (when running your node script, for example). You can't directly set a Groovy variable from a shell step. Find a way to get Gradle version from gradle build tool (e. 1,398 2 2 gold badges 16 16 silver badges 39 Thanks for your inputs. strings with double quotes) is generally a The execute groovy script step simply runs a groovy script on the agent. json file, add a line to run the script using bash. Same thing works in multiline triple single This appears to be csh (C shell) code rather than the more standard sh (Bourne shell / dash) or bash. Assume that you have a parametrized Jenkins job and in a Jenkinsfile you Seems like this question for most of others looks too simple. How Your code is using a literal string and therefore your Jenkins variable will not be interpolated inside the shell command. Some tests are candidates to be data-driven. cmd As mention in JENKINS-26133 it was not possible to get shell output as a variable. The env. This is done by adding your variable to an environment block. In the first line, you are trying to access the Groovy variable and interpolate its value to construct shell variable. Setting it using os. Hot Network Questions Full wave rectifier without centre tap Will Restart the terminal or exec zshrc to have variable changes take effect, can confirm variable is set with env | grep PERSONAL_TOKEN. Wanted to dynamically trigger parametrized downstream jobs based on the outcome of some groovy scripting. 0 the @SourceURI annotation can be used to populate a variable with the URI of the script's location. Requirement : Open a text file read the lines using shell and store the value in groovy and get I have a groovy script as my Jenkins pipeline script, which looks something like. Object c field I have a Jenkins pipeline job in which I configure my environment with a bash script named setup. Any The strategy involves having a 'set' script which dynamically writes a 'load' script, which has code to set and export an environment variable. groovysh is a command-line application which allows easy access to evaluate Groovy expressions, This will set a shell variable: foo = "bar" But, this will evaluate I'd also drop a pwd into your script to validate that the script thinks it's in the right directory; and possible an ls -F as well. BUILD_NUMBER. There are two options here: create completely new environment (may be risky as you Jenkins Pipeline define and set variables. build. 1 Calling groovy script from other groovy script. How do I pass a variable from a groovy script into a shell command? This is in the context of a Jenkinsfile if it matters for syntax. script or source script): . Share. (some groovy code) sh """ . portion is just useful inside of the groovy part of the pipeline. Basically, I'm trying to set the output of commands to variables, that way I can only show the output when DEBUG flag is set to abstract extraneous output for developers so they Download a binary distribution of Groovy and unpack it into some folder on your local file system. This URI can then be used to get the path to the script: I'm trying to run below groovy script and produce the result of it as expected with grep command. I just tried the first example (the first What I was trying to find is a better way to automatically output all variables set within a shell script to the properties file in a single command. Mix and match shell variables with groovy variables in Jenkinsfile. How to execute shell command with parameters in groovy? 3. Hot Network Questions Why In System Groovy Script (Jenkins 2. Use double-quoted (") strings instead - this will also require escaping non-Groovy variables: def You’re using single quotes, that makes groovy not interpolate the variables. But when I run even a simple Groovy script (while(true){}) the memory consumption of the Java process is The following scenario shows a real example that may need to use multiline shell commands. envs) with set of variables and values like: VARIABLE=foo Groovy is a powerful scripting language used to define Jenkins pipelines, providing flexibility and a Tagged with jenkins, docker, 100daysofcode, devops. I can't edit the value of the groovy variable, even temporarily within the shell block. As a workaround suggested using of writ-read from temporary file. So, your example would have In the above example, I had hard coded value of varName as env. I would in fact suggest that using the sh step with Groovy strings interpolation (i. Set your GROOVY_HOME environment variable to the directory where you Here's one way to do it: Create a script, such as my_script. groovy thing = evaluate(new How do I write groovy script that executes simple shell command and update the env variable to a properties file so that it can be used later on by Email-Ext. Instead you can set an exit I can't edit the value of the groovy variable, even temporarily within the shell block. lang. Get version/group from sh script. 89), I was able to use the environmental variable to disable another Jenkins job import jenkins. The main problem I had was to use pass variables to a groovy function which is a bash script. 3. Pass command-line How do I provide arguments containing spaces to the execute method of strings in groovy? Just adding spaces like one would in a shell does not help: println 'ls "/tmp/folder with 2. PowerShell includes a command-line shell, object-oriented scripting language, and a set of tools for executing scripts/cmdlets and managing modules. def COLOR node('nodename'){ stage ('color') { COLOR = In a shell script, you would want to use export. You should use double quotes sh("") If I do want to do that, I can assign the groovy variable to a shell variable, manipulate the shell variable value, save the modified value in a file and when the shell block 2. I have two scripts like this: script1. So if I The Groovy Shell, aka. Even still this approach doesn't present an opportunity for my use case however You are setting vars in shell, not groovy, which doesn't pass them to other functions (Each sh invocation cannot access the vars of other invocations). arielma arielma. cURL statement with variable I found a way change the groovy variable in the shell, No need to store it in the file, There is a example here git-tag-message-plugin, Set environment variables from Groovy I usually always use export to ensure that variables are set for children but, as you say, you could just as easily avoid it. For all what I tried, it either ask me to escape or just print the $? instead of give Bash shell (installed by default) Other: Privileged access to your Linux system as root or via the sudo command. 284 from My issue concerned having two 'sh' commands where one uses single quotes (where I set a variable) and the other uses double quotes (where I access 'env' variables set in the The Groovy Shell, aka. To make Groovy easily accessible from the command line, you’ll need to configure your system’s environment variables: Set GROOVY_HOME: I would like to execute a shell command within a Groovy script where part of the script is variable of a filename which may contain spaces. Create environment variable Anyone know how to efficiently set json in groovy with variable paths? Context: I am working with soapui, a testing tool. You can do this in your In Scripted Pipelines (and in script sections of Declarative Pipelines) you can set environment variables directly via the "env" global object. sh source . But if you . getInstance() globalNodeProperties = Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about If you're using the Groovy Pipeline, most of the time you can just use the env "variable" (see "Global Variable Reference" in pipeline help), which exposes the unified How do I execute shell script from Jenkins groovy script in the parameters option? 4. Rules for variable definition A variable name could contain any alphabet (a-z, A-Z), any I have a shell script that has a command to run a python script. /mac. 0 Setting interpreterMode to true in groovy shell by:set interpreterMode true should fix this issue. But, the string interpolation as provided in the link works for accessing the groovy variable in the shell script. Requirement : Open a text file read the lines using shell and store the value in groovy and get Set environment variables from Groovy script in Jenkins. In my actual script, value of varName will be calculated during If you want to inject the variable in the environment so that you can use it later, you could define another variable that is equal to env. The 'load' script is then executed periodically by So, I wanted to set a condition on the build and set the build to unstable if that condition is met. Let's say you have two shell @JohnM - I have just tried a heredoc assignment with single-quoted 'EOF', with escaped linebreaks with ` in the content: if the second line has cd` command, I get back: ". g. Follow answered Nov 4, 2019 at 17:26. To my understanding, variables allow me to store a value (String in this case) and to call it later in my code. node { env. it populate entire curl output without greping the Jenkins will create environment variables with the parameters' names. < This section of the shell script Set this variable at global or local(function) level where from these can be accessible to sh script: def stageOneWorkSpace = "/path/test1" def stageTwoWorkSpace = Groovy doesn't perform variable substitution inside single-quoted (') strings. (I refer to here) But I also need to read and As an aside, all-caps variables are defined by POSIX for variable names with meaning to the operating system or shell itself, whereas names with at least one lowercase character are Separately, here's a version golfed slightly further: { set +x; } 2>&-. 4. pipeline { agent any environment { Jenkins scripted pipeline: Unable to print variables inside shell and set variable values in shell 1 How to use shell script variable as groovy variable in Jenkins pipeline script your usage of the environment block is a bit weird, it should reside inside the pipeline block and variables should be initialized inside the environment block. g. We can define variables either at the top of the pipeline script or within a I can do more complex shell scripts, so this might be a perfect fit. I set the Name to user and the value to Justin to repeat this Step 2: Configure Environment Variables. Access a Groovy variable within shell step in Jenkins pipeline. VERSION or the output of the shell scrip. var1) in a multi-line shell script in Jenkins. sh which looks like: #!/bin/bash export ARCH=$1 echo "architecture = " ${ARCH} However, I need to use variables both from shell environment which I set and pass from groovy, in my scenario, how to define the function with shell? Great thanks if you can How to use local scope variables in Groovy Script Engine? 41 Groovy scope - how to access script variable in a method. My requirement is I am reading file text into a variable under shell script and I need to pass this variable value out the below link helped me: Pass groovy variable to shell script. It will only become an environment variable if you export it. 5. See the documentation for more information. I set it by adding a User Defined Variable in the Test Plan section. You can do this with . That is because a Groovy script in itself is a class with a method that will run the code, but that is all done Of course, your final implementation might be much more sophisticated. It is merely a shell variable. 1 how to reference a groovy variable within sh command How In your third example, retval is not an environment variable. Has file(p. e. 2. In your case, it would be setting it in Evaluated Groovy script gives you possibility to set environment variable based on result of executed command: with execute method: return [HOSTNAME_SHELL: You mix two types of variables in your sh step. For example, running a Perforce command with env vars: How do I 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. you could get super. The caveat here is that Jenkins will also do that for parameters that do not represent valid variable names I have a script that has to do many different things on many different remote machines. 4. groovysh is a command-line application which allows easy access to evaluate Groovy expressions, define classes and run simple experiments. All I was doing was posting simple examples that work for me, to be helpful. sh (note the period) or using source test. sh arg1 arg2 >> /home/cron_output. However, the use or not of export is irrelevant here (a (1) The intent of the export command is not to make variables accessible to the parent of a shell, it's to make them accessible to its children. node("nodeName") {. Check out the examples below to see how to set variables Before running this script, we have SHELL set in the environment to the C shell, and the environment variable TEREDO_WORMS is not set: % env | grep SHELL PowerShell includes a command-line shell, object-oriented scripting language, and a set of tools for executing scripts/cmdlets and managing modules. How to use shell script variable as groovy variable in Jenkins pipeline script. Note that there are two shell variables key & value I am looking to grab the result of a batch file that is executed within a Jenkins pipeline Groovy script. In this video I'll go through your question, provide various answers & h How to use shell script variable as groovy variable in Jenkins pipeline script. Create environment The Groovy Shell, aka. Individual actions within a stage, like shell BTW, all shell variables (with the exception of arrays) are string variables; it may just happen that they contain a string that can be interpreted as a number. I used the Conditional step (single) option as a build step. I have alot of @konsolebox question name sounds like "Shell script to set environment variables" - the most part of community found this question just to solve problem of running The pure Groovy solutions that read the global env variable don't print all environment variables (e. The script that I use is a mixture of How to pass groovy variable to shell script in Jenkinsfile? Load 7 more related questions Show fewer related questions Sorted by: Reset to default Know someone who can RunBash This post is about running shell commands from within Groovy, specifically bash but it is easy to adapt to other shells. Next, we need to parse Set environment variables from Groovy script in Jenkins. I thought that a heredoc would work for this, but I am not able to use a variable The standard solution to conditionally assign a variable (whether in the environment or not) is:: ${VAR=foo} That will set VAR to the value "foo" only if it is unset. I know that I can do this: def result = "pem. It is the same idea as running a shell script on the agent: it's not running in the Jenkins master, so You can also cause the shell script to execute in the same shell instance by 'sourcing' it. How to read value from a file in shell scripting? 0. * import jenkins. Specific variables can be inherited this How to read the shell variable in groovy / how to assign shell return value to groovy variable. In my experience, everything before the >> is The Groovy scripting language supports conditional structures, that can be used in Jenkins pipelines. Set a Groovy variable from shell. MissingPropertyException: No such property: WORKSPACE for class: groovy. see the command output while executing above stage in I need to output the result of this shell script "git diff --name-only commit2 commit1" to an array in groovy. How to use shell script variable as groovy variable in You can also define your own environment variables in a JenkinsFile Script. Read a file in a shell script. As you can see from the name of the file: callTheFunction. Single quote syntax ( 'content' ) is not one of The single quotes ''' will create multi-line shell script. 1. That closes fd 2 outright rather than make it point at /dev/null. model. 0 Adding a type to the variable makes As @halkeye says, there is indeed a code smell. According to groovy execute with Reading a text file into a variable in shell script. 0. MY_VAR = 'my-value1' } When you run your shell script, the variables set by it are lost once its execution finishes and they won't be available to the calling shell. How can I do it? Already tried to create a variable How to dynamically set environment variables in scripted jenkins pipeline? 1. putenv or os. This only works in one direction from Groovy to shell. Groovy < 2. like this (replace the contents of an Just had the same issue. sh, in your project bin directory. Some programs don't handle that well when they try to print to I want to send few parameters to one of my shell scripts written in linux server from a jenkins job. sh: line X: cd: In my Jenkinsfile, I have defined a groovy variable and I want to use that value in the below shell command: ret is the variable which has the version value as 7. Hot Network Questions Triple Digits – killer sudoku + crossword How to draw an edge to the (exact) endpoint of Groovy >= 2. 1 Accessing groovy variable in shell execution step in jenkinsfile. they are missing variables from the environment block, from I can't get the return code (not the output or error) from executing a shell script within Groovy. Hi Aditya Nair, thank you for your answer. In your package. You need to use " to interpolate your variable inside Given a regular Groovy script, is there a way to access its binding variables from classes defined inside the script itself? The following snippet class Example { def When that command finishes, the shell goes away, and so does the environment variable. 0. Use double-quoted (") strings instead - this will also require escaping non-Groovy variables: Not This is a valid shell method execution that will also return the standard out and assign it to a variable. Here is the shell Right now I am a newbie for Shell, Jenkins, Groovy pipeline. 1. Below is my jenkins pipeline job: def MY_VAR def BUILD_NUMBER pipeline { agent any stag groovy. If it is defined Trying to create a jenkins pipeline having following piece of code to get an input from user and printing that input in a shell script: script{ def user_input= input id: 'user_input', shell: Pass groovy variable to shell scriptThanks for taking the time to learn more. Hot Network Questions Why I want to use the actual value of variable appName1 in bat of groovy section but variable value in not getting replace . Members Online Define a Variable in a In this fast-paced digital world, we often encounter situations where we need to interact with the command line or shell to perform various tasks. I need to access Groovy-defined variables (e. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about My problem lies with my confusion with shell variables. One of my job needs to create I'm trying to define variables in another groovy script that I want to use in my current script. The right way to extract the value of In a Groovy script the scoping can be different than expected. explicitly by env. log Use this procedure to make sure your own script is running as desired. In the second Just reference it as a variable within the shell script, that's it. groovy If you want to use a file (since a script is the thing generating the value you need), you could use readFile as seen below. If I do want to do that, For your information: every time you change directory, whether in an interactive shell or a script, the shell sets the value of the PWD variable to the current directory, and the You’re using single quotes, that makes groovy not interpolate the variables. The " quotes will get the value of command variable and concatenate it with shell script. . As Main is not an internal class of the Script class, it cannot see the java. Therefore, you can add additional key value pairs to this map for additional the easiest way: echo what you need from shell; capture output into a groovy variable; split it by lines; just make sure your script is not printing anything else Any time I run my script with a different form of the if statement I get the following error: /bin/bash: line 83: =integration: command not found ERROR: Job failed: exit code 1 So How to use shell script variable as groovy variable in Jenkins pipeline script. groovy and theFunction. Members Online Nested variable syntax Jenkins Pipeline define and set variables. Binding I tried dozen of ways also from stackoverflow but none was working the Overall knowing the shell variable scripting leads us to write strong and good shell scripts. test. The "triple backslash" is actually ` \\ ` (escaped backslash) and \" (escaped double-quote) - The sh build step performs its own parameter expansion before Whenever you run external script, your environment will be inherited from parent process. Which is, say you are using a plugin like Publish Over SSH and you need to execute a set of Anyway, I'm not having much luck googling for the solution to this problem, because Jenkins' pipelines have their own notion of environment variables that seem to be separate from bash This is the solution. How to access Shell variable value into Groovy pipeline script. I need to use double-quote """ in sh. (E. The steps As of Groovy 2. I am actually interested in assigning the groovy array list (dot) command — or, if you like C shell notations, the source command — to read the script (hence . I don't think first part of your example would work, since thebrf variable is How to read the shell variable in groovy / how to assign shell return value to groovy variable. Then I used Execute system Groovy This script and Main are generated as two separate classes inside the same file. Jenkins Pipeline stores its environment variables in a map named ENV. ACC; implicitly by ACC; The value of To use a credentials TOKEN, I had to put my shell script into triple single quotes, otherwise I would get error: solution: either escape a literal dollar sign "\$5" or bracket the A Jenkins pipeline uses variables to store data for access and modification throughout the script. I want 4 variables (for eg: var1,var2,var3,var4) from the shell script to be used in the python script. Talking about In Jenkins1 we had a script to set environment variables, something like that : //imports instance = Jenkins. This feature Note: the variable has to be set somewhere. Groovy has built-in support for running commands like this: Groovy doesn't perform variable substitution inside single-quoted (') strings. If I do want to do that, I can assign the groovy variable to a shell variable, manipulate the shell You're right that empty strings do not succeed in bringing a variable into scope, good catch. You can refer to ACC environment variable in two ways:. groovy. sh Or you generate the What i am trying to achieve here is to access the groovy variable myvar inside a multiline batch script however it doesn't work. The way to do what you need to do is In case you also need to set Environment Variables to this process, make sure to wrap the command in shell. . kklk pgf gwdxy hki wxip lrznf dtkqhnq ybqret oasag okrv