puppet exec unless. By setting the hiera value selinux::mode: 'enforcing', that will ensure SELinux is enabled (it will default to targeted mode on CentOS). puppet exec unless

 
 By setting the hiera value selinux::mode: 'enforcing', that will ensure SELinux is enabled (it will default to targeted mode on CentOS)puppet exec unless  Puppet Exec Resource

I'm experiencing a very strange behavior with Puppet's Exec type. To run an exec task, use the task command, specifying the command to be executed. How to set Powershell ExecutionPolicy via Puppet exec command with unless property on Windows?. Unless required by applicable law or agreed to in writing, Licensor provides the Work (and each Contributor provides its Contributions) on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied, including, without limitation, any. Validate your manifest with puppet parser validate. You can add classes to a node’s catalog by either declaring them in your manifests or assigning them from an external node classifier (ENC). but the command fails. Right now I have: exec { 'first command': command => "some command" path => '/usr/bin', notify => Exec ["second command"], } exec {. The synchronization of an out-of-sync Exec resource involves only running the command given by its 'command' property, so that's the only part that --noop prevents. The command specified causes the exec to be triggered unless the command specified returns a success (zero) exit status. Node definition. 0 or later must be installed on the machine from which you are running task commands. We will focus on the language terminology, syntax and. Secondly I would like to use booleans from a bash script running diff <() <(). onlyif => "/sbin/swapon -s | /bin/grep file > /dev/null" - This step works only if there is no swap in place, but if the swap file is already created, then the step fails. But I think the correct way is to use creates: The exec has an onlyif, unless, or creates attribute, which prevents Puppet from running the command unless some condition is met. The 'creates', 'onlyif', and 'unless' parameters all provide mechanisms for Puppet to decide that an Exec resource is already in sync without running its (main) command. – tom. Hot Network QuestionsOn this site you can find information about supported enterprise-grade puppet modules. Ben is the Community and DevRel lead at Puppet, where he's been scared by production Puppet code for the last decade. Their exit codes convey whether to proceed with running the main command. puppet-modules; puppet-motd; puppet-ntp; puppet-perl; puppet-php; puppet-ssh; puppet-timezone; python-cloudlb; rackspace-monitoring-agent-plugins;. sh', } Keep in mind that puppet is for enforcing the state defined in the manifests rather than running chains of. Puppet Coding Style - In Puppet, the coding style defines all the standards which one needs to follow while trying to convert the infrastructure on the machine configuration into a code. If invoked by a normal user, it checks against the list of unprivileged containers stored for this particular user. Valid options: String. Puppet exec unless doesn't appear to work how I expect. Puppet Inc modules on the Puppet Forge are open projects, and community contributions are essential for keeping them great. # Setting Powershell Execution Policy to. you should get something like -. Exec ['get-chocolatey'] -> Package<| provider == 'chocolatey' |>. The CentOS/Puppet installation process should already have created a directory called /etc/puppet (If it hasn’t, create it with mkdir /etc/puppet ). But because a dependency failed, Exec['Y'] will be skipped during this transaction. do, line 50) cannot accept an array of options. notify. Iteration features are implemented as functions that accept blocks of code ( lambdas ). This example specifies defaults for the exec resource type attributes path , environment , logoutput , and timeout . That will run every time puppet runs. 2. As a result, the chown in the main command always is run, and that is reported. exe only when the aspnet_banking_app is created or changed. An example in Puppet 2. Your exec will run only if pgrep returns 0. "Unless" statements work like reversed if statements. Larger exit codes on Windows can behave inconsistently across different tools. exec { 'foo': command => "/bin/bash -c 'source /etc/profile;. Background: I am upgrading our lxc puppet module to support the emerging unprivileged LXC technology. This means a resource with noop => false will be changed if necessary, even when. We explore practical examples and best practices for handling procedural requirements when we look at the exec resource type in Chapter 5. exec { 'update hostname': command => 'hostname VM01', path => '/usr/bin:/usr/sbin/:/bin:/sbin', unless => '[ "$(hostname)" == "VM01" ]', } You need to. Back to overview of wls_exec. service ntpd stop ntpdate ntp3. #####unless Runs the exec, unless the command returns 0. How do I make a puppet class dependent on all of the resources it defines? 1. In Puppet, when using the exec resource, you can specify an "unless" attribute. The exec resource from Puppet, the automation framework, is a mysterious beast. Sort by Year. exec { "Change status and start-up of Win service": command => 'C:WindowsSystem32WindowsPowerShellv1. Note: These two behaviors should not be mixed for a given class. Resource default for the exec type A resource default statement set default attribute values for a given resource type. ) I am running Puppet v3. The exec has an onlyif, unless, or creates attribute, which prevents Puppet from running the command unless some condition is met. supported Adds a new exec provider for executing PowerShell commands. Puppet includes two Ruby APIs for writing custom functions. 2. notify is set on the user, and refreshonly is set on the exec. Local user accounts are often desirable for isolating applications requiring unique permissions. The . every time Puppet's agent apply its manifests), even when the onlyif condition is false, unlike Exec['install-newrelic-apt-key']. running the code resulted in: fatal: [192. Related questions. To ensure the resource is idempotent, specify one of the creates, onlyif, or unless attributes. TJL. Assignment operator. Hot Network Questions Short video of insurance salesman summoning a demon who also is into insurance Sum of Rows of Vandermonde Matrix Mulliken Labels: How do I tell apart E, doubly degenerate, symmetry apart from T, triply degenerate, symmetry) for a molecular orbital?. indicates that the shell tried to execute '3' as a command, and, unsurprisingly, did not find it. where read = 4, write = 2, and execute/search = 1. Puppet exec command runs in shell, but not via puppet. Maybe. ps1 script. 6. Q&A for work. 2. 0. To use sudo non-interactively, the invoking user needs a NOPASSWD: entry in sudoers %wheel ALL=(fred) NOPASSWD: /usr/bin/echo "hola dan" Then. ##Limitations. 4 Answers Sorted by: 24 Have you tried this? onlyif => "test ! -f /usr/local/bin/papply" Not sure if Puppet can use the '!' character Perhaps a better. 0. You can validate that a manifest's syntax is correct by using the command puppet parser validate. 2. You should never use this API unless you absolutely must support Puppet 3. Onlyif and unless are somewhat similar as they serve as conditional operators in Puppet which means the command runs based on the output of what is in these parameters. If Puppet is managing the user that an exec should. , are rigorously tested, will be maintained for the same lifecycle as Puppet Enterprise, and are compatible with multiple platformsExpand. In addition I need to run only if it detects an older version of the and is not on a certain server and then install the new version. Provides integrated testing tools and a command line interface to help you. e. My understanding is that if the second exec fails, the defined resource type should NOT be refreshed. By setting the hiera value selinux::mode: 'enforcing', that will ensure SELinux is enabled (it will default to targeted mode on CentOS). When using cmd. Adds a new exec provider for executing PowerShell commands. powershell conditional IsNullorEmpty not working as planned. It will package up all of its DSC resources and then wrap the Puppet Resource API around it so you can invoke it just like any other module. problem, then do check at least these things: 1) that your 'unless' command is exiting with the expected return. I was hoping to use onlyif in my class, but it seems a little confusing when trying to check for an absent registry value that contains my route. Puppet File resource runs despite Exec unless. As best I can tell by reading the source code the "holdable" feature is fundamentally flawed. If a manifest has no syntax errors, the tool outputs nothing. 2) that no other resource is set to 'notify' Exec ['command_two']. 1. exe /c C:/test. g. The file is not being created because the Puppet agent is never actually applying your catalog because you have a compilation error: Error: Failed to apply catalog: Validation of Exec. 2. Follow#####unless Runs the exec, unless the command returns 0. at deployment time, but figured it would be best to have Puppet manage it. If. d/ Prevents Puppet from considering. It would be better to explicitly "exit 0" whenever you do not "exit 1". Depending on the complexity of the script, and if you want to run it with tools other than Puppet, I'd generally create it as a file-on-disk with a file type, then have an exec run the scripts. code. If Puppet is managing the user that an exec should run as. I have two similar Exec[] in a class, both with the onlyif parameter, as you can see below. cmd', provider => windows, subscribe => File ['folder_a'], logoutput => true, refreshonly => true, # Add this line. The code that creates the container is executed unless the following test if the container exists succeeds: lxc-info -n ${lxcname} >/dev/null. The first one downloads ZIP file with binary (unless the binary has already been installed) and saves it to /tmp. Purging resources in Puppet requires two conditions: a type which supports listing instances (at least one provider has a self. Puppet: Exec from class when Exec from another class is successful. 0. Share. Puppet Exec resource to apply only when a File changes. ##Development. . Executables, zips and or tar. Puppet is an amazingly powerful and flexible tool. That command will always return 0 (true): it just tests whether the given string is nonempty. onlyif and unless in --noop documented. A second option would be to use the schedule metaparameter: schedule { 'everyday': period => daily, range => '1:00 - 1:59', } exec { 'do your thing': schedule => 'everyday', } That assumes that Puppet really will run only once per hour. When evaluated, these tagged expressions can modify text in the template. 3. This means you. It applies the resource on the left before the resource on the right. Modules that are supported by Puppet, Inc. I am using vagrant with puppet to set up virtual machines for development environments. The command parameter is the PowerShell code you want to run on your node. Running Powershell command directly using Puppet exec resource. puppet agent -td --evaltrace --profile > agent_debug. Windows puppet exec command file path. exec command unless directory exists in puppet. 🔩 Tip: Unless your module also includes tests for manifest code, add the BoltSpec helpers and configure Puppet and Bolt in spec_helper. This module adds a powershell and pwsh provider to the exec type, which enables exec parameters, listed below. Hot Network Questions Cause-effect definition of fictitious forcesAdds a new exec provider for executing PowerShell commands. exec { 'chage': path => '/usr/bin/', command => 'chage -d 0 askar', subscribe => File ['askar'], refreshonly => true, } } I then verified that after applying the refreshonly parameter , the. If it always returns a false (non-zero) exit code then the two. Scripts file serving mount. Puppet Defines Desired State. When you share a folder on your computer, other users on the same network can access the files and folders inside it. if exec joins the domain, it should have an unless condition that tests whether or not the machine is part of the domain. You can use expressions almost anywhere a value is required. Unless you are sharing with the world, you don’t need most. lst contents. Puppet uses the same exec resource type on both *nix and Windows systems, and there are a few Windows-specific best practices and tips to keep in mind. Visit Stack ExchangeYes, you'd put a script into your modules path under a facts. But it when I try it, it is. -- Peter Bukowinski. Default: Undefined. group. Hot Network Questions Is source of space-time curvature necessary?All groups and messages. It logs all diagnostic messages during a Puppet run. , for example, the Exec resource being. if reason variable null or empty, halt with an explanatory message; Bash's -z conditional operator can catch both null and empty cases, including when the value is null on account of the variable not being set at all, but remember that it is evaluated after the command is fully expanded. sh', onlyif => systemctl service_trendmicro, # which system should return 0 or 1 for pass. Unix: exec { 'delete_files': command => "/bin/find [your find command arguments here] -delete", } Some find commands don't have -delete, so. November 8, 2023. 1. The Forge makes it easier for you to manage Puppet and can save you time by using pre-written modules, rather than writing. Writing some classes for cassandra, one of them is to align clustering settings using puppet exec etc. So it will likely work better if the command you are trying to pass will actually execute outside of Puppet. If the resource that you want to apply conditionally does not have any built-in conditional checks that serve the purpose, then Puppet conditional statements such as if and case are the most likely options. If this parameter is set to true all necessary changes are made to make a server compliant to the security baseline rules. Is this the best way to do this?. check that the node can communicate with the puppetmaster on the relevant port. Machines receiving task requests must have SSH or. Basically, it makes it so you can use PowerShell Modules exactly like you use Puppet modules. 0 through 3. How to set Powershell ExecutionPolicy via Puppet exec command with unless property on Windows? 1. The exec has an onlyif, unless, or creates attribute, which prevents Puppet from running the command unless some condition is met. , are rigorously tested, will be maintained for the same lifecycle as Puppet Enterprise, and are compatible with multiple platformsTechnically, in fact, you cannot do so: Puppet will interpolate the variable's value into the Exec resource's catalog representation, so there is no variable left by the time the catalog is applied, only a literal. jar file is actually an update for an application which is running as a service. Unless you are sharing with the world, you don’t need most. Explanation. exec { ‘SETHELLO’: command => ‘Add-Content -Path c:\test. Running Powershell command directly using Puppet exec resource. I assume the default behavior of the parser is such that if it receives an array. This says "get-chocolatey" should happen before any package resource with a Chocolatey provider. Follow answered Jan 12, 2015 at 6:48. That is always handled by the service resource. Something like this should work: - name: Get rabbitmq vhosts. This seems to work just fine. Puppet Exec Resource. The generic way for "manually" creating a service in Windows is to use the sc. e. You can use onlyif, unless, creates and refreshonly to manage the case when you want the command to execute. Puppet strange behaviour of execs. Overtime dhcp package is upgraded, RPM returns the original permission and owner which leads to DHCP issues (foreman-proxy is unable to modify files). Puppeteer Script Works Local But Not On EC2 AWS. If invoked by a. Like, from scratch. my theme is puppet should only execute if this if $::facts['memorysize'] >= '4. What is Puppet? | How Puppet Works? | Puppet Tutorial For. If you are using Puppet 3. If it is possible to ensure the file to be a directory then that, too, probably would not play nicely with the effect of the Exec. 1. There are three main ways for an exec to be idempotent:Conversations. Share. The commands in an Exec resource either have to be fully qualified (i. The issue isn't that the package doesn't install, but rather that apt automatically starts the. Puppet: Exec from class when Exec from another class is successful. 5. Is there a way to tell puppet to only execute command if one of the files does not exist? 1. 1 on CentOS, and Puppet clients 3. Puppet uses the same exec resource type on both *nix and Windows systems, and there are a few Windows-specific best practices and tips to keep in mind. onlyif and unless in --noop documented. I am creating a group named jboss in puppet and then using exec to run a sed command to make some changes in /etc/group file afterwards. Puppet exec unless doesn't appear to work how I expect. 3. Any command in an exec resource must be able to run multiple times without causing harm — that is, it must be idempotent. 1. in. rb file or in the individual test files, and configure Puppet and Bolt for the testing environment. If you declare users as virtual resources , you can then use 'realize' or the collection syntax ( User <|. However, I only want to apply the 'netsh advfirewall reset' exec if firewall rules other than what I have specified in Hiera exist. And after that, run puppet agent with pluginsync enabled, and you can use custom type like this:. This can be used with bash on Linux, but with the PowerShell provider , it can run PowerShell on Windows and Linux nodes as well. Iteration functions. 1. Learn more See the exec documentation for the command, unless, and onlyif. Modules that are supported by Puppet, Inc. /usr/bin/test instead of test) or the path attribute of that Exec resource has to be set. I am currently learning puppet, and I am attempting to have an exec that will notify another exec but only if the first exec is succsfull. Puppet exec unless doesn't appear to work how I expect. Puppet can run binary files (such as exe, com, or bat), and can log the child process output and exit status. The Puppet “exec” resource allows users to run commands and scripts on nodes. a sysadmin might manually run it. You can use not filter to get unless like behavior. 1. Because the same concept underlies these different forms of conditional logic available in Puppet, we'll only cover the if statement in the tasks for this quest. Puppet Exec tag onlyif troubles. Conditional statements allow you to write Puppet code that will return different values or execute different blocks of code depending on conditions you specify. 7. Detecting if windows service is already installed using puppet exec. 2 Handling names with spaces. Puppet - Check if package is installed, but do not require it. The best solution would actually be to use something like Augeas to examine the file and modify as necessary. Yes, you'd put a script into your modules path under a facts. Puppet provides a built-in exec type that is capable of executing commands. 3 I am experiencing puppet exit code 1 when running any powershell script that starts or invokes a process. 1 Answer. Puppet exec unless doesn't appear to work how I expect. So in. But this configuration does not detect when any of the configuration files have been modified outside of puppet. This module is particularly helpful if you need to run PowerShell commands but don't know how PowerShell is executed, because you can run PowerShell commands. Puppet exec unless doesn't appear to work how I expect. Similarly, we can use unless, unless execute the command all the time, except the command under unless exits successfully. The notifying arrow is a tilde and a greater-than sign ( ~> ). (2) it is unclear from your description whether the Exec's command is actually run (vs. Puppet File resource runs despite Exec unless. The setuid/setgid/sticky digit is also a. Puppet: deploy file unless it exists. Understand the syntax and function of the if, unless, case, and selector statements. Discover. 0. 163k 8 82 159. 1 Unless issue with Puppet. The onlyif and unless commands of an exec are used in the process of determining whether the exec is already in sync, therefore they must be run during a noop Puppet run. Create this file only if it does not exist, or Start this windows service unless it’s already running. unless. All modules; Supported modules; Modules with tasks; Contribute. d directory, then puppet agents pull it down and execute it on every run and provide the fact. How to pass multiple values in exec command resource in puppet? Hot Network Questions How to extract coefficients and powers from expressions with non integer powers?This is such a common requirement that puppet has a single property that "does the right thing". When something isn't builtin to file, I generally just to turn to an puppet exec declaration. This release documents the noop behavior of the onlyif and unless parameters of the exec resource. The exec has an onlyif, unless, or creates attribute, which prevents Puppet from running the command unless some condition is met. Setting the umask only has effect within the process that does it (see umask in sys/stat. Puppet File resource runs despite Exec unless. ora_exec {"drop table application_users@sid": username => 'app_user', password => 'password,' } This statement will execute the sql statement drop table application_users on the instance names instance. Your best bet is to run the action as a script and set up the PATH inside the actual script. , are rigorously tested, will be maintained for the same lifecycle as Puppet Enterprise, and are compatible with multiple platforms. I will show how these work in the example below. How do I use puppet to run the command, get the file names and then loop the 3 file names and set permission accordingly? puppet; puppet-enterprise. Puppet File resource runs despite Exec unless. Note: PowerShell variables (such as $_) must be escaped in Puppet manifests either using backslashes or single quotes. However, this manifest will exec the command every time the puppet client checks in with the puppet master. See the Puppet Type Reference for the exec resource and look for unless and onlyif. This can have severe impacts to the machines, especially if security settings are defined in a wrong way. The simplest solution is to use the shell provisioner to install Puppet modules via module install after the Puppet installation (unless you are using a Vagrant box with Puppet baked in,. Currently, he experiments. This module adds a powershell and pwsh provider to the exec type, which enables exec parameters, listed below. exe and specifying a file path in the command line, be sure to use backslashes. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. 0. The Win32 APIs. domain. I read the message you ask about as saying that the Exec was not refreshed, so the command will not be run. 1. 2. The documentation for Exec's onlyif tag says this: onlyifThe exec has an onlyif, unless, or creates attribute, which prevents Puppet from running the command unless some condition is met. 1. puppet exec command issue. There's a generalizable form of this dependency that might be helpful in reducing the repetition of the require statement. jar', } Should this be part of the manifest which could look like this?Each value in the Puppet language has a data type, like “string. Puppet: 'creates' does not create a new file. puppet and I'm running into some issues. Puppet exec - fails to execute command as user. Another way to control an exec resource is to add a refreshonly => true attribute. {"payload":{"allShortcutsEnabled":false,"fileTree":{"manifests":{"items":[{"name":"fcontext","path":"manifests/fcontext","contentType":"directory"},{"name":"boolean. The onlyif and unless commands of an exec are used in the process of determining whether the exec is already in sync, therefore they must be run during a noop Puppet run. With PE on the command line, run puppet task run exec command=<COMMAND>. Plans are sets of tasks that can be combined with other logic. asked Apr 1, 2022 at 20:47. In the Puppet language, nearly everything is an expression, including. In any given case, you should use whichever approach makes sense. Share. If executed as root, the lxc-info checks for the name among the root containers. Like if statements, case statements choose one of several blocks of arbitrary Puppet code to execute. "exec / onlyif" and "exec / unless" are kind of measures-of-last-resort in the Puppet world (now, having said that, I must admit that I'm completely guilty of using it myself on occasion :p ). So in pseudocode: IF postfix is installed DO touch /tmp/wehavepostfix DONE. Puppet for Windows and Powershell Recipes. The onlyif and unless commands of an exec are used in the process of determining whether the exec is already in sync, therefore they must be run during a noop Puppet run. Another way to control an exec resource is to add a refreshonly => true attribute. Execute installers from shared (samba) folder instead of copy it first to agent system does not solve the issue. notify is set on the user, and refreshonly is set on the exec. Code so far (which is not working) is: Hiera snippet:By default, Puppet agent runs as the Administrator account, which has this privilege. 4. [Unit] Description=My Webapp Java REST Service [Service] User=ubuntu # The configuration file application. 0powershell. I want to check if the file exists in the client. If you can modify the Puppet manifest(s) you can simply add the following definition for setting a default path attribute for all Exec resources to /bin: Exec { path => "/bin" } err: Failed to apply catalog: Parameter unless failed on Exec[mkdir_autostart]: '[ -d /home/pi/. exe -ExecutionPolicy ByPass -command "here any command on powershell ""} On Thursday, October 9, 2014 4:22:14 PM UTC-3, Paul Ponzeka. 9]: FAILED! => {"failed": true, "msg": "The conditional check 'rabbitmqctl. Local user accounts are often desirable for isolating applications requiring unique permissions. Modules that are supported by Puppet, Inc. The documentation referenced is about something different: the 'unless' statement. Modules. 1. Usage. Case statement. The strange thing is that when I reboot my machine and re-run puppet apply, it reruns the creation of this directory on every reboot. Glossary. Include-like behaviorAll groups and messages. PUP-11199. Plans. It will also restart itself if exec['Do Stuf'] runs because of the way the relationship is defined. pp in the Puppet command prompt.