Jenkins sh user Switching workingDir to /home/jenkins/agent for the second container in pod fixed the problem. user I use PHPUnit with Jenkins. Find this line and change to “root”: If you're trying to create a key that your local jenkins user can access, you won't be able to use ssh-copy-id. 22 by Sebastian Bergmann and contributors. Launchd will not all of these load these at boot, so it might be that your script is dependent on one of these. When the Then, in the jenkinsfile, simply tell Jenkins to invoke the stage using that node. // These should all be performed at the point where you've // checked out your sources on the slave. x server. The sh step command is a built-in Jenkins pipeline step that allows developers to execute a shell command and capture its output into a variable. Conventionally this is the Dockerfile in the root of the source repository: agent { dockerfile true }. sh. Simply removing it will solve your issue. I do not want to use the bat step, unless you can show me how to easily reproduce what I need done using bat I've been here is the solution: Shell executable path to cygwin_home\bin\sh and in jenkins build step->execute shell command give the file name ex *. In order to use this option, the Jenkinsfile must be loaded from either a Multibranch Pipeline or a Pipeline from SCM. Son Nguyen Son Nguyen. Our Jenkins instance is running on a CentOS Linux 7. Share. To avoid the uncertainty, you can: (take Bash as an example) I have a "docker-jenkins" container with some configured tasks that in the post-build have to run a shell script that move the builded data to a new folder inside the container and then commit to SVN I was skeptical about adding the SSH plugin. Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. So for the question "what shell is used in Jenkins ", it depends. subversion/config file in the home directory of the Jenkins user to read the SSH configuration. sh contains: #!/bin/sh sudo su apt-get update sudo su -l -p jenkins whoami however the command whoami returns 'root'. You switched accounts on another tab or window. You can try adding the necessary configuration to this file by following these steps: Connect to the Jenkins server using SSH or any other method that allows you to access the file system. The Environment Variables are - HOME - /var/lib/jenkins ; JENKINS_HOME - Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company I am new to docker, so if this is a fairly obvious process that I am missing, I do apologize for the dumb question up front. You will need to create a public/private key as the Jenkins user on your Jenkins server, then copy the public key to the user you want to do the deployment with on your target server. com. I am setting up a continuous integration server using the jenkins docker image. The Jenkins Subversion plugin uses the . Step 1, generate public and private key on build server as user jenkins. Reload to refresh your session. pub. sh'. sh “chown -R 1000 /mydir” /* Replace 1000 with actual user ID> */ The above command will solve your issue if the user IDs match, or else it will set an unknown owner to your dockerfile. Long answer: sh (which is run here despite your effort of adding a shebang) is the bourne shell and does not understand the function keyword. They appear to be failing, but I am not sure how to figure out why they are failing, or what is different about my setup in this Jenkins versus the one where this exact script (I copied it) is working. This is done by checking the checkbox labeled Use secret text(s) or file(s) in the Build Environment section of the job's You signed in with another tab or window. I need to be user jenkins to perform some installations. The command allows you to use a shebang though. What if there are multiple jenkins servers that need to access the same gitolite server? Jenkins是一个流行的持续集成工具，常被用于构建和部署软件项目。在使用Jenkins执行Shell脚本时，有时可能会遇到“sh: not found”的错误。本文将深入探讨这个问题，并提供多种有效的方法来解决它，助力您的软件开发和部署工作更加顺畅高效。 Using the Credentials Binding Plugin, global credentials may be injected into the build context. tag = "git tag --sort version:refname | tail -1". There is this if statement which checks for the existence of a remote directory and if it is available, it will The simplest form of the problem I am facing is if I want to run this pipeline, my jenkins build will keep hanging: node('') { stage ('test') { withDockerContainer(image: 'openjdk:8-jdk', args: '-u 1000', toolName: env. you're my hero! – SegFault. One can still run a command as another user by setting runAsUser: 0 then using sudo to switch to the other user: sh "sudo -H -u newuser bash -c 'whoami'" The root cause is that jenkins user cannot read SSH private key. ) Create node as user. sh or clear Shell executable path and in jenkins build step->execute windows batch command sh path*. Using SSH Agent Plugin. To make better understand I give I am trying to create a Jenkins pipeline where I need to execute multiple shell commands and use the result of one command in the next command or so. When I execute the build, It fails. Jenkins is a well-known open source continuous integration and continuous deployment automation tool. execute(). To perform these tasks, I can do it directly from my Jenkinsfile using the normal credentials syntax: so the command is “mycommand. 3-lts to 2. Many organizations use Docker to unify their build and test environments across machines, and to provide an efficient mechanism for deploying applications. Teams. . I did a docker pull jenkins, and created a user jenkins to allow me to mount the /var/jenkins_home in the container to my host's /var/jenkins_home (also owned by Stage 1 - you add some settings in shell to local git. You need to modify the permission for jenkins user so that you can run the shell commands. However, Host slave. sh For Maven, it is the root user (ID: 0). As far as I know, there is nothing in the ssh plugin that will allow a shell step (“sh”) to run on Windows computers. 375. 04; aws-cli; aws-ecr; Share. This page provides a step-by-step guide on SSH is the recommended way to jump into a remote host for the sake of security and easiness. Create the node in Jenkins as you normally would - likely it should use 'Launch Method'='Launch Agents via SSH'. 325 3 3 silver badges 10 10 bronze badges. I have a declarative pipeline that uses some shared library I created to perform some commands requiring authentication. 1. i. g. How can I switch to the user jenkins in the middle of the script ? Adding Jenkins user to Root Group didn't help. Make sure that you've installed the "SSH For multi-line scripts or those run multiple times, I would create a new bash script file (starting from #!/bin/bash), and simply run it with: chmod +x '. We also explained how to use the Jenkins sh step to execute try shoving the stuff in that script command into a file. Open up the this script (using VIM or other editor): vim /etc/sysconfig/jenkins 2. After clicking that option, you will be required to put the ssh under the "SSH site" and the command that you want to execute under the "Command" Field . Asking for help, clarification, or responding to other answers. added the Jenkins public key to the ssh-keys of gitlab account. Step 3: Using the Publish Over SSH Plugin. [] the system default shell will be run, using the -xe flags. – Jenkins pipeline sh does not seem to respect pipe in shell command. Using shell commands, we can assign variables to strings. it seems like you're doing a bunch of escaping that you can probably mostly avoid if you just do sh '. Search syntax tips. Navigate to Manage Jenkins > Manage Plugins > Available and search for the "Publish Over SSH" plugin. It gives environment variables like BUILD_USER_ID, EMAIL, etc. sh from a terminal, you have a bunch of variables that are initiated with your terminal (look at the output of env or set). In declarative pipeline, I want to capture the return code from my application. 3. Jobs. One can still run a command as another user by setting runAsUser: 0 then using sudo to switch to the other user: sh "sudo -H -u newuser bash -c 'whoami'" From within a Jenkins pipeline you can any external program. Copy path. – szmyru - Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Hello, I have the following pipeline: @Library("ourLibrary@master") _ pipeline { agent any stages { stage('Ask Vault') { steps { script { ourLibrary. /bin/sh) may point to different shells. You can install the jenkins as as service (download the rpm package), You might This is how you switch the Jenkins user to root: 1. sh 'export jenkins_user=$(whoami)' Downside: Linux-dependent, difficult to port across multiple agents in a single build (but then, the auth context may be different on each slave) Upside: No need to install plugins (which on shared/large Jenkins instances can be tricky) Share. 10 or later, /bin/sh is a symlink to Dash. ”； WHY 手动迁移几个jenkins任务，结果有几个任务命令中带ssh，一直报错； HOW 现象 两个不同环境的服务器小A和小B，都启动了jenkins服务，上面有一个同样的任务是“ssh登录到服务器小C上执行一个命令”； 原本在小A的jenkins上 I am trying to run a linux command in a jenkins pipeline using sh, but for some reason my command get's spited in 2 and tries to execute them sparely. I understand I can do this using sh returnStatus, for example:. { sh cmd } else { bat cmd } } Then in my Jenkinsfile: genericsh 'python -V' This seems to work okay, however it produces extra isUnix noise in the output log for each command executed. +" - user and hostname same like 4 /bin/bash -c - calling bash to wrap my command ' - open I am running a shell script within the Jenkins pipeline and i want to print into a text file latest files names column created by date, i dont want want to print time & date column etc, just Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Visit the blog I don't find a way using the BUILD_NUMBER provided by jenkins in a sh script. Cancel Submit feedback jenkins. Option 1) Use Groovy execute to run cmd and get its output as below. /switch_userstopping_process. someVariable}, if it's parameters injected Users. Modified 7 years, 8 months ago. Execute the Pipeline, or stage, with a container built from a Dockerfile contained in the source repository. #4 in a series on Jenkins Pipelines. That would be use for HTTPS access. For example, on Ubuntu 6. From within a Jenkins pipeline you can any external program. sh' && sh '. Ubuntu22 : jenkins@ubuntu22:~$ command -v sh /usr/bin/sh Speaking of windows images, are there any good instructions on setting up a Windows Server based Docker node in the Manage Nodes and Clouds / Configure Clouds section? I have setup a windows server for running windows based jenkins nodes/agents and I am having a hard time finding all the proper configuration settings. In a Jenkins Now, the sh step supports returning stdout by supplying the parameter returnStdout. gives the following on the Jenkins output page: [Pipeline] { [Pipeline] stage [Pipeline] { (Test Stage) [Pipeline] echo Hello World [Pipeline] sh [test] Running shell script + echo [Pipeline] } [Pipeline] // stage [Pipeline] } [Pipeline] // node [Pipeline] End of Pipeline Finished: SUCCESS As one can see, echo in the sh step prints an empty string. With the latest 2. You signed out in another tab or window. Install this plugin and then reboot Jenkins for the changes to take effect. The c This can be done using the Jenkins Build User Vars Plugin which exposes a set of environment variables, including the user who started the build. 7. In triple double quotes you can render the normal parameter from groovy using ${someVariable},if it's environment variable ${env. that way you can also run your script outside of jenkins to make sure it works. I am pulling my hair out a littleI have a pipeline script (which works on a different Jenkins deployment), which has some sh commands. com User felix ProxyCommand ssh [email protected] nc %h %p I have public key authentication set up for both the gateway and the slave, such that from the command line I can ssh directly from I am using Jenkins in our builds So I am already using the GIT Plugin This plugin lets me specify Jenkins credentials, Specify SSH credentials/keys in Windows Git under Jenkins user. ssh root@myhost "sh -x" < myremotecommands. Next, head over to the Jenkins UI. results[nextFile Failed to assign sh output to a variable when sh output contains opening bracket ( | Jenkins Declarative Pipeline Hot Network Questions Holes for Old Work Electrical Boxes Slightly Too Big !(foobar) works in bash, not in sh; still this is what sh in Jenkins does: Runs a Bourne shell script, typically on a Unix node. Using Jenkins. So it uses sh rather than bash. We’ll use the Jenkins SSH plugin to connect to a remote host and execute In this blog post I will walk you through the couple of options with which you can accomplish the SSH, SCP or SFTP. That is relevant for SSH URL, and means you need to set the right credentials in your Jenkins job (the credential referencing the Jenkins private key, whose public key was published to GitLab) TL;DR I want to use the sh step even though Jenkins is running on Windows. Ask Question Asked 7 years, 8 months ago. Collectives. The xtrace option means that every step in the sh block is echoed to the Jenkins log, after commands have been expanded by the shell. Follow answered Aug 30, 2017 at 6:56. com, and want to have a slave running on slave. 0 release, Jenkins introduced the Pipeline plugin that implements Pipeline-as-code. Naturally the commands you pass to these will also need to make sense on the specific operating system. You could try adding the lines I suggested to eliminate this being the cause. The path that a Jenkinsfile sees when SSH’ing into an agent to run a command with sh is different from that seen by a normal user SSHing into the same agent, something to do with interactive versus non-interactive shells. One concept need to get clear: the context of sh is global function is when sh used directly inside Jenkinsfile. Users. I am trying to write a Jenkins script, and I am having trouble resolving one command. Labs. In the steps, perform the command (without the SU). 401. sh in /var/lib/jenkins and executing the file from jenkins build. The result of the pipeline is: curl --insecure In this article, we’ve covered the basics of Linux standard streams and how they work as a communication channel between commands and the environment. . Improve this question. Companies. Speaking of windows images, are there any good instructions on setting up a Windows Server based Docker node in the Manage Nodes and Clouds / Configure Clouds section? I have setup a windows server for running windows based jenkins nodes/agents and I am having a hard time finding all the proper configuration settings. TL;DR I want to use the sh step even though Jenkins is running on Windows. sh + vendor/bin/phpunit tests/ PHPUnit 5. Following these steps ensures secure and The path that a Jenkinsfile sees when SSH’ing into an agent to run a command with sh is different from that seen by a normal user SSHing into the same agent, something to You will need to create a public/private key as the Jenkins user on your Jenkins server, then copy the public key to the user you want to do the deployment with on your target server. Modified 1 year, 8 months ago. If your pipeline will run on Unix/Linux you need to use the sh command. stty: standard input: Inappropriate ioctl for device Hello, I have the following pipeline: @Library("ourLibrary@master") _ pipeline { agent any stages { stage('Ask Vault') { steps { script { ourLibrary. A 'git' executable // must be available. Search code, repositories, users, issues, pull requests Search Clear. sh where myremotecommands. Ask a question. I'm trying to configure an additionnal " SSH Jenkins service being running as jenkins user, in order to configure Jenkins to connect with SSH using a private The following plugin provides functionality available through Pipeline-compatible steps. Communities for your favorite technologies. But I'm using read command in the shell script and it is not working on jenkins. Please note however that all your variable expansions should be quoted to prevent against word splitting and globbing. Stage 2 - you point to actual credentials to be used and use a Jenkins plugin - which would just work sh(''' source /etc/profile do thing1 do thing 2 do thing 3 ```) or use the jenkins tools() system so you don’t need to install things on your system images you could also use docker images and not have to worry about Another effective solution is to use triple double quotes (“””) for Groovy string interpolation. e. This is useful but you could echo the Jenkins执行脚本提示没有权限的解决办法 jenkins执行cp命令时出现错误 cp: cannot create directory 'xxx': Permission denied 1. I read some answers to similar questions but nothing seem to help. CAn you execute sh file as Jenkins user(not by Jenkins software)? I don't think that giving root access to Jenkins is good idea. sh '''#!/bin/bash echo "Hello ${SHELL}!" ''' return "Hello /bin/sh" after some search I found "sh" was "dash" instead of bash on another terminal. I found that wrapping the commands in a pair of In order to Pass groovy parameters into bash scripts in Jenkins pipelines (causing sometimes bad substitions) You got 2 options:. 1-lts, After the upgrade was complete we saw failure on our pipelines in cases where we were using a withCredentials block, an example snippet : withCredentials([usernamePassword(credentialsId: 'creds-id', usernameVariable: 'USER', passwordVariable: 'PASS')]){ sh 原文地址 WHAT jenkins执行带有ssh命令的任务，报错“Permission denied (publickey). Provide details and share your research! But avoid . Read more about how to integrate steps into your Pipeline in the Steps section of the Pipeline Syntax page. and I'm trying to invoke remote shell script in jenkins by using 'Execute shell script on remote host using ssh' option. Include my email address so I can be contacted. The user may be mapped to ID, and not name. DOCKER_TOOL_NAME) { sh 'amir' } } } Hi All, Recently we had upgraded our Jenkins version from 2. sh “chown -R 1000 /mydir” /* Replace 1000 with actual user ID> */ The above command will solve your issue if the user IDs match, or else it will set an unknown owner to your I have jenkins running on master. The user ID on host is 1000, which corresponds to the user node in the image. " like this [***] $ /bin/sh -xe /tmp/jenkins3872195701082406677. The best approach will be to run bash with the jenkins user like i Setting up SSH access between Jenkins and a remote user is a crucial step in automating deployment pipelines and other tasks. If your pipeline will run on MS Windows you'll need to use the bat command. Also, check in /etc/passwd that user jenkins is allowed to logon: there should be something like /bin/bash or /bin/sh, certainly not /bin/false at the end of the line. This is a pain in the bum as there are things added to the path You can rebuild jenkins image with your current id: Create data folder; Create Dockerfile; FROM jenkins/jenkins as build USER root ARG uid=1003 # user id ARG gid=1003 # group id ENV USER=jenkins ENV GROUP=jenkins # Change userid and groupid RUN usermod -u ${uid} ${USER} && groupmod -g ${gid} ${USER} # Disable root login RUN chsh -s Hi. This should work if both containers run as the same user, or if the second container is running as root. Viewed 3k times You can rebuild jenkins image with your current id: Create data folder; Create Dockerfile; FROM jenkins/jenkins as build USER root ARG uid=1003 # user id ARG gid=1003 # group id ENV USER=jenkins ENV GROUP=jenkins # Change userid and groupid RUN usermod -u ${uid} ${USER} && groupmod -g ${gid} ${USER} # Disable root login RUN chsh -s !(foobar) works in bash, not in sh; still this is what sh in Jenkins does: Runs a Bourne shell script, typically on a Unix node. The triple double quotes way [ " " " ] OR the triple single quotes way [ ' ' ' ]. Managing users in Jenkins involves creating, configuring, and maintaining user accounts for individuals who interact with the Jenkins instance. Yes, but when you run sh my_script. zlacelle June 10, 2022, 8:43pm 1. Starting with Pipeline versions 2. This method allows for cleaner handling of complex strings and reduces the need for escaping characters. text Option 2) Use Jenkins pipeline step sh. The sh step runs the Bourne shell—/bin/sh, not Bash aka the Bourne-again shell—with the -x (xtrace) and -e (errexit) options. PHPUnit outputs many "stty: standard input: Inappropriate ioctl for device. Short answer: make sure you're running bash and not sh. sh --username . You should enter private key directly. Can anybody help me with how to get user input for shell script on jenkins. However, there will be a name clash in a system like gitolite where the public ssh keys are checked in as files named with the username, ie keydir/jenkins. from a talk at Jenkins World 2016, No, You Shouldn't Do That!Lessons For *nix hosted Jenkins it is in following way: sh "#!/bin/zsh\n pwd; ls" NOTE: be aware that the shell must be existing in system for windows though, it is not that streight forward, and cause there is no posibility (or at least I do not know about it) to switch to PS from CMD via command, you have to make sure your windows system default Command Promt is set to Oh in Jenkins job under build tab, there is an option where you can add a build and one of the options is "Execute shell script on remote host using ssh" . Ask questions, find answers and collaborate at work with Stack Overflow for Teams. Jenkins没有权限的原因是什么 一切问题都要找到根本原因，只要你找到了问题的原因相信也就找到了解决办法。Jenkins没有权限的原因是： 执行脚本的时候jenkins使用的用户没有对应文件的权限。 After plugins update had the same issue with Jenkins k8s nodes, turns out that default workingDir value for default jnlp k8s node is now set to /home/jenkins/agent, whereas for second container in pod I set it to /home/jenkins. For a list of other such plugins, see the Pipeline Steps Reference page. Improve this answer. 5 and higher, Pipeline has built-in support for interacting with Docker from within a Jenkinsfile. If building a Dockerfile in another directory, use the Apologies if this is answered somewhere here already, I know it is an old question. I'm new to jenkins. Hint: You don't use su and sudo at the same time. Explore all Collectives. Ask Question Asked 8 years ago. I agree that it is wise to be skeptical about adding the ssh plugin due to known security vulnerabilities (SECURITY-2093 and SECURITY-2315). In your case, sh is used outside the Jenkinsfile. Is there a better way to invoke a command generically across Windows and Linux in a Jenkins pipeline script? If not is there a I am keeping a shell script file named urltest. Don't forget to replace "user@hostname" with your username and the hostname (or IP address) of your target server. The "Issue 2" answer given by @Sagar works for the majority of git servers such as gitorious. jenkins; ubuntu-16. in So when running sh in a second container the user needs permission to those files. jenkins@ubuntu22:~$ Before installing Jenkins, ensure you have the following prerequisites: - A machine with a supported operating system (Windows, Linux, macOS) - Java Development Kit Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Jenkins by default looks for sh in the PATH environment variable, however the result (e. sh' BTW, note that bash and sh are different interpreters, implementing different languages (even when bash is called under the sh name, it disables some functionality to hew closer to the POSIX sh standard); thus, a question about sh should generally be tagged as such. /script. This plugin API access token of gitlab. Provide feedback We read every piece of feedback, and take your input very seriously.
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