Let’s say you want to execute a command based on a fact. Puppet can execute binaries (exe, com, bat, etc. The Puppet site manifest (site. source_fc. You can also set variables within the manifest, which can change the. To set configuration settings, run: puppet config set <SETTING VALUE> --section <SECTION >. 24 and 7. Since the resource in question is notified by another resource, you must not suppress it altogether. Puppet File resource runs despite Exec unless. rb:I suspect the answer to your question was that they want you to use the `exec` resource. It becomes your responsibility as the user to define the appropriate queries per resource. 1 Answer. I want to execute a shell command/script using puppet only when a file exists in particular path. You can optionally specify an instance name, and puppet resource will only describe that single instance. Returns the smallest Integer greater or equal to the argument. 2 install on Ubuntu 18. In your command prompt, run: puppet resource registry_key 'HKLM\Software\Microsoft\Windows' Puppet's if statement allows you to change the manifest behavior based on the value of a variable or an expression. If set to a string beginning with . The file resource uses the title to determine where to create the file on disk. We can also define resource ordering in the following way as well. There is also a second puppet exec resource that uninstalls 7-zip, lets call it uninstall-7-zip. There are three main ways for an exec to be idempotent: The command itself is already idempotent. When validating multiple issues per file are reported up to the settings of max_error, and max_warnings. The external_nodes script receives the name of the node to classify as its first argument, which is usually the node's. The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. If you wish to conditionally apply puppet code based on the presence of a file, that has to exist or not pre-factor run, and have a custom. What you present has no chance of working anything like how you intend. For example, to view the free disk space of a host, run: With. (↑ Back to. (See the notes on refreshing below. These are command. When installing the packages from a DMG, this provider writes a file to disk at /var/db/. The derived. To install packages into a directory controlled by a non-root user, you can either use an exec to unzip a tarball or use a recursive file resource to copy a directory into place. However, unfortunately, there is no way to make file_line match over multiple lines and replace with new content. Additionally, some resources like exec will support attributes that work like a conditional, but only accept a command output as condition. pwsh: Adapts the Puppet exec resource to run PowerShell Core commands. , such as . Containment. This type is mostly built to manage system users, so it is lacking some features useful for managing normal users. Likely, your best bet is indeed to create an exec resource that installs multiple packages in one yum call. To make the resource known to the Puppet ecosystem, its definition, or type needs to be registered with Puppet. Puppet doesn't have all the pathing/env variables you're used to as a regular user, so you need to be. To expand on Matt's comment above, go to the server in question and run which pip to see pip's location (on my machine /usr/local/pip ), then append your exec command with the full path for pip, e. txt', This command will write the following text to /tmp/output. Interesting is that using Windows path for directories with spaces in eg. And the exec command will execute onlyif the file '/etc/init. Puppet can run binary files (such as exe, com, or bat), and can log the child process output and exit status. exe -NoProfile -NoLogo -NonInteractive -Command "& {set-service Spooler -Status Running. ) (See the notes on refreshing below. The output shows lots of task names. . See the filebucket resource type for more details. As best I can tell by reading the source code the "holdable" feature is fundamentally flawed. Execute resource in Puppet if another resource fails. Multiple resources may be declared to manage multiple lines in the same file. Iteration functions. Resource reference or data type. pp file. When using execs, make sure the command can be. By default, you must at least provide a type to list, in which case puppet resource will tell you everything it knows about all resources of that type. With it, you can apply different resources or parameter values depending on certain facts about the node, for example, the operating system, or the memory size. The benefits over existing modules such as puppet-staging: Implemented via types and provider instead of exec resource. refreshonly => true, } The important bit here is the ~> . You can't use exec resources as conditional logic for other resources like this. You can also set variables within the manifest, which can change the. This mostly works for me on Puppet 4. file { '/var/owner => 'recurse => true, } As a matter of fact, Puppet currently cannot automatically create all parent directories. To get started with the module,. ) (See the notes on refreshing below. The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. Providers implement the same resource type on different kinds of. There are a few important parameters to use when writing an exec resource with PowerShell. For example, we changed the Puppet manifest from the above to:To use sudo non-interactively, the invoking user needs a NOPASSWD: entry in sudoers %wheel ALL=(fred) NOPASSWD: /usr/bin/echo "hola dan" Then. This name is used to find the service; on platforms where services have short system names and long display names, this should be the short name. The following example shows you how to create resources in Puppet using the low-level types and provider method. See the filebucket resource type for more details. This can be used with bash on Linux, but with the PowerShell provider , it can run PowerShell on Windows and Linux nodes as well. Run puppet exec command only if output file has changed. You can optionally specify an instance name, and puppet resource will only describe that single instance. Selector expressions. exec { 'Task1': command => '/bin/long-running-task', timeout => 3600, } If this long running task fails or times out, it'd be optimal to get a notification of this failure. (See the notes on refreshing below. The . for a class, defined type, or host) and then you can write tests to verify the contents. "put text in a file": command => "ls -la /etc>>/var/log/exec 2>&1"; or. Service support unfortunately varies widely by platform --- some platforms have very little if any concept of a running service,. Currently,. In this case, the resource type is file. If. A manifest is a file containing Puppet configuration language that describes how resources should be configured. This page provides a reference guide for the core Puppet types: package, file, service, notify, exec, cron, user, and group. selinux::fcontext. To make an exec resource fit into Puppet’s model better, you should use one of the following parameters instead. --modulepath C:modules : As tasks are located in Puppet modules, we need to tell Bolt where the modules are located. However, we need to execute the semanage command to manage port settings. There are times when you have a complex script that you just need to get into configuration management. tries: number of times to try the exec. 1 Is there anyway to call puppet file resource from exec resource only when unless condition met? Means by default file resource shouldn't executed and it can be. Creating resources. Exec { path => "/bin" }To set configuration settings, run: puppet config set <SETTING VALUE> --section <SECTION >. You can also browse and manage resources interactively using the puppet resource subcommand; run puppet resource --help for more information. This is especially useful when managing Windows systems. They are most helpful when combined with facts or with data retrieved from an external source. When working with Puppet resources, you typically don’t need to worry about idempotence; most resource providers are idempotent by design. Data type: Optional[String] see the Exec resource. 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. This can be used with bash on Linux, but with the PowerShell provider , it can run. To encrypt sensitive data with hiera-yaml, run through the following steps: Install hiera-eyaml: puppetserver gem install hiera-eyaml. The exec type provides a simple way to run those commands via puppet (on the puppet client, not the master) and harness them in your modelling, whether as a dependency of another resource, an easy way to accomplish something puppet doesn't yet provide or as part of a gradual migration. Each resource describes the desired state for some aspect of a system, like a specific service. But the exec resource have to be called only once. If no manifest files are provided, it will validate the default site manifest. Within this file, add a block for a class called “lamp”, by adding the following lines: The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. ps1 is 1. Generally speaking, details of machines' current state on which Puppet is to base. How to use puppet to install and configure custom app? 6. If you do need to do it via say the exec resource, then @16c7x's statement is correct. There are a few important parameters to use when writing an exec resource with PowerShell. (Namevar: If omitted, this attribute’s value defaults to the resource’s title. This code leads to two possible orderings in time, X, Y, Z and X, Z, Y (try it a few times using puppet apply /tmp/code. Resources cover all the aspects of a system such as file, service, and package. In a resource declaration, the title is the identifier after the first curly brace and before the colon. The implementation matches the full line, including whitespace at the beginning and end. Takes a single numeric value as an argument. 5. This tool is a part of the policycoreutils-python package, which is not installed on Red Hat Enterprise Linux systems by default. 1 Answer. Puppet contains resource types to manage some SELinux functions, such as Booleans and modules. te file. If you need help troubleshooting, attach the output of your Puppet runs (and puppetserver. Puppet is an open source product with a vibrant community of users and contributors. It is messy and not best practice though. creates. Any command in an exec resource must be able to run multiple times without causing harm --- that is, it must be idempotent. (For example, apt-get update . You can use the Events page to analyze the root causes of events resulting from a Puppet run. The require metaparameter declares only the order in which things occur, all other things being equal (and also prevents the second resource from being applied at all if the first one fails to apply). (See the notes on refreshing below. Specifies the file to look for before running the command. As a result, you cannot write a single pattern that matches all the files you want to remove. Containment is what controls the order in which the various parts of your Puppet code are executed. Puppet code is composed primarily of resource declarations. Puppet exec resource Puppet classes and modules Puppet Forge modules Puppet Express Puppet Express 2 Puppet 4 : Changes Puppet --configprint Puppet with Docker Puppet 6. sudo -u fred /usr/bin/echo "hola dan" Note that I used sudo -u in favor of sudo su -. ). Whether (and how) file content should be backed up before being replaced. It does not directly modify /etc/passwd or anything. So likely not what the. group. Then the exec['test'] resource will always fail, because the last exit code from the external file C:fail. century BC. ) (See the notes on refreshing below. In fact, no resource works that way, or any way remotely like that. To answer your original question, the right way to deploy applications with Puppet is to make Puppet do as little work as possible; any complicated exec resources that download and extract tarballs are bound to be very, very brittle, and making Puppet just yum install a package is much healthier long-run. Note: The Puppet Resource API is a simpler and faster way to build types and providers. 0. case statements. Resource references are a useful subset of this data type family. This attribute works best as a resource default in the site manifest (File { backup => main }), so it can affect all file resources. pp --ordering=random ). Puppet 6. In the minimal example above we first give the command a. 1. conf depends on whether the process is running as an administrator or not. Exec tips and examples for Windows; file; File tips and examples for Windows. The refreshonly true will assure you that the script will be executed only if it is notified. 3. When I run puppet agent -t on my client it runs and recognises an Exec command which is triggered from a refresh event. 0 (2016-07-21) Full Changelog. Several resource types (including file, exec, and package) take file paths as values for various attributes. In the real world, this is not always the case, especially if you are doing a lot of things via exec resources and even more if the exec commandforks or kicks off a process which needs some time to come up. 1. This example specifies defaults for the exec resource type attributes path , environment , logoutput , and timeout . After the exec resource completes, we trigger a refresh of the firewalld service but with a subscribe attribute pointing to the firewall-cmd executable resource. Selecting the wrong one for a particular task is going to make your life. -> (ordering arrow; a hyphen and a greater-than sign) — Applies the resource on the left before the resource on the right. To direct output to a file named agent_debug. 4+, your original code would be possible. If a given resource is not in the desired state, Puppet takes whatever action is necessary to put. Inline PowerShell scripts. This is the documentation for Puppet's built-in resource types and providers. The Puppet “exec” resource allows users to run commands and scripts on nodes. Default: false (↑ Back to augeas attributes) incl. Eliminates subscription-manager exec on every Puppet run #95 ; modulesync 2. You could use for instance (see reference doc)The last line tells puppet that I want the package resource executed first and the then execute my file resource. Puppet 7. You should use per-resource default attributes when possible. Second: The order depends on a few things. The stdlib file_line resource is very close to what I need. 17 also improves the way typed class parameters are checked. When Puppet applies a catalog to the target system, it manages every resource in the catalog, ensuring the actual state matches the desired state. Puppet: How to execute a Exec resource if another Exec resource failed. Sections. To ensure the resource is idempotent, specify one of the creates, onlyif, or. Defined resource types , sometimes called defined types or defines, are blocks of Puppet code that can be evaluated multiple times with different parameters. pp file: sudo vi lamp/manifests/init. The exec has refreshonly => true, which only allows Puppet to run the command when some other resource is changed. Default value: undef. Open a new shell, or use exec bash to update your PATH. The Forge is an online community of Puppet modules submitted by Puppet and community members. It modifies the environment of a shell that has been forked specifically for this exec resource. I want to execute an exec resource if a service is not found, skip the exec resource if the service is found. Default value: undef. That means notify and require. in. password is not getting changed to the default password and also. ) (See the notes on refreshing below. This is especially useful when managing Windows systems, because. refreshonly not working with Puppet exec resource. 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. Create exec resources with metadata to ensure it is idempotent. Puppet file resource not resolving the source attribute. It takes the environment strings you provide, as interpreted by Puppet at catalog-building time, and inserts them directly into the. It's important to note that the notify resource type is not idempotent. Writing Manifests. ) The state managed by an exec resource represents whether the specified command needs to be executed during the catalog run. 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. ) The state managed by an exec resource represents whether the specified command needs to be executed during the catalog run. exec; Exec tips and examples for Windows; file; File tips and examples for Windows. Puppet Resources are the building blocks that puppet uses to model system configurations. For instance, to rename the Guest account:. Chapter 4. Puppet Unscheduling all events on Stage [main] I have an issue with Puppet and want to understand it better. NOTE: This page was generated from the Puppet source code on 2019-09-06 09:16:04 -0700 exec Attributes Providers Description Executes external commands. By default, Puppet apply does not communicate over the network. Checking package version is relatively fast, while execution of custom script will prolong puppet agent run time. Puppet ssl usage: puppet ssl <action> [--certname <name>] Possible actions: submit request: Generate a certificate signing request (CSR) and submit it to the CA. What you would need is a way to implement this process: check if resource A (a package, say) needs a sync action (e. Network access. The optional :parent argument should be the name of a parent class. The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. Expand Resources are the fundamental unit for modeling system configurations. 0. Puppet can run binary files (such as exe , com , or bat ), and can log the child process output and exit status. Puppet’s behavior when declaring or assigning a class with both styles is undefined, and will sometimes work and sometimes cause compilation failures. This is especially useful when managing Windows systems, because. bashrc"], refreshonly => true, } However, as @womble already pointed out, there's no point in sourcing . ) (See the notes on refreshing below. The Puppet “exec” resource allows users to run commands and scripts on nodes. ). Exec resources do not work that way. Meanwhile, the subscribe metaparameter i conjunction with refreshonly => true declares that the resource should be applied if and only if the. The Forge makes it easier for you to manage Puppet and can save you time by using pre-written modules, rather than writing. The general form of a resource reference is: The resource type, capitalized. Note the following details in this file resource example: Puppet uses a basic syntax of type { title: }, where type is the resource type. Ehrm, personly I would try: exec {. This document provides instructions for getting started managing sudo privileges across your Puppet deployment, using a module from the Puppet Forge in conjunction with a simple module you will write. Therefore, they should not be set outside of site. Run puppet exec on file update right from the first apply. is there a way how to ensure the reboot of the linux machine after puppet run? Can take advantage of reboot or shutdown -r commands and to typical patern resurce - subscribe pattern but that doesn't ensure that exec shutdown resource will be synchronized as a last one. The require metaparameter declares the order in which resources should be applied. Sponsor Open Source development activities and free contents for everyone. sudo puppet resource package puppet-server ensure=latest. For instance, if you wanted to rename the Guest account. (See the notes on refreshing below. I can fix this manually. The next step is to follow the. Write a module that contains a class called privileges to manage a resource that sets privileges for certain users. In addition to the resource types included with Puppet, you can install custom resource types as modules from the Forge. resource-like. According to the documentation in my example, the resource 'service x' will be executed if target resource require => Exec ['checkForFile'] is successfully applied. – Felix Frank. Thus, a package can not both be installed at a particular version and marked held using dpkg. 'reluctantly': Only runs apt-get update if the exec resource apt_update is notified. Puppet includes many core resource types, plus you can extend Puppet by installing modules. Puppet Exec resource to apply only when a File changes. The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. Resource Types include things like: exec; file; group; host; interface; notify; package; scheduled_task; service; user. 04. user. Parameters. g. The commands encapsulated by Exec resources are run only after a catalog is compiled. Providers. There is another metaparameter, subscribe. I would like to add a number of control gates into my manifest via onlyif and unless. The most common Puppet’s Resources are Listed below. Teams. 0. Instead of using loop keywords, the Puppet language uses iterative functions that accept blocks of code called lambdas. Optional resource types for Windows. , adding a search path for exec resources or controlling directory recursion on file resources). Restart the Puppet master after upgrading; Step 4: Installing the agent nodes. specified as a string, to the agent run-time log. Writing Manifests. 1 Answer. 2. This shell then immediately terminates. Hence, I used an exec resource, relying on Powershell, just before the dsc resource:In case of Puppet 5, you can find more information in the Puppet docs. 1. 1. This page was generated from the Puppet source code on 2022-02-07 10:05:45. 1. With Bolt on the command line, run bolt task run exec command=<COMMAND>. To ensure the resource is idempotent, specify one of the creates, onlyif, or unless attributes. ) (See the notes on refreshing below. filter by arbitrary "foo_update" # tag and relate it to all Package resources Exec. Adapts the Puppet exec resource to run PowerShell Core commands. ) See full list on puppet. I have a puppet file with an exec resource and create_resources function. With the exec resource type considered the last ditch, its refreshonly parameter should be seen as especially outrageous. powershell: Adapts the Puppet exec resource to run Windows PowerShell commands. Exec ['get-chocolatey'] -> Package<| provider == 'chocolatey' |>. Data type: Optional[String]Learn to use Bolt to execute commands on remote systems, distribute and execute scripts, and run Puppet tasks or task plans on remote systems that don’t have Puppet installed. Valid options: a string or an array, containing one or more Puppet URLs. 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). You will need to update your manifests to use the new parameter names. Now you will want to use the puppet apply command to execute the manifest. In fact, no resource works that way, or any way remotely like that. execute the /bin/true command, if and only if the install path exists; and then it will secondly manage the server_backup_dir File resource. First: Puppet does not run anything in parallel. We need to create a manifest file to generate the schedule for our PowerShell script. Any command. ; Prevent Puppet from making changes, by setting the noop. I attempted the solution below but it throws exceptions during puppet run. AttributesHow to pass multiple values in exec command resource in puppet? 7. Defined resource types , sometimes called defined types or defines, are blocks of Puppet code that can be evaluated multiple times with different parameters. Resource Type: exec; Using exec on Windows ; Resource Type: file; Using file on Windows. How to setup and checkout a git repository with vcsrepo in puppet using ssh. For instance, to rename the Guest account:. Puppet contains resource types to manage some SELinux functions, such as Booleans and modules. The powershell module adapts the Puppet exec resource to run PowerShell commands. Follows 302 redirect and propagate download failure. I cannot debug this for you further without seeing that output, but I suspect you will be able to solve the issue on your own once you see it. Natural Resource Native Plant Nursery - Duncan BC, Phone: 1-250-748-0684 [email protected] ones are listed in a single page here. puppet exec command issue. pp --ordering=random ). example. 5. It can replace or work in concert with the node definitions in the main site manifest (site. A regular expression (sometimes shortened to “regex” or “regexp”) is a pattern that can match some set of strings, and optionally capture parts of those strings for further use. When you set "refreshonly => true" on an Exec resource, that does not make application of the resource conditional. 7. For example, in this file resource declaration, the title is /etc/passwd: file { '/etc/passwd': owner => 'root', group => 'root', } Given your manifest, Puppet only promises that the Exec resource - if it is applied at all - will always be applied before the File resource. (See the notes on refreshing below. Puppet exec: shell command returns "could not find command" 0. For your particular case, use a Tidy resource instead of an Exec to perform the cleanup:. 7. If the line is not contained in the given file, Puppet will append the line to the end of the file to ensure the desired state. ), and can log the child process output and exit status. Puppet doesn't work that way - The earlier exec will have it's onlyif condition evaluated, not execute a command, and the file resource will happen after the exec, regardless of it executing the command. By default, Puppet apply does not communicate over the network. While naming limitations vary by operating system, it is advisable to restrict names to the lowest common denominator, which is a maximum of 8 characters. The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. ) The state managed by an exec resource represents whether the specified command needs to be executed during the catalog run. But if you want specifically to use the unless or onlyif property of an Exec resource to control whether to run that Exec's command, then you have to understand that those properties specify operating system commands to run to perform the evaluation. It basically means it will notify the exec when the file is deployed and that puppet will push the file before trying to execute it. You can use regular expression values with the =~ and !~ match operators, case statements and selectors, node definitions, and functions like. The agent will then add the output of tar to the log. Resource types. The Puppet “exec” resource allows users to run commands and scripts on nodes. ) (See the notes on refreshing below. ) (See the notes on refreshing below. 1. This is especially useful when managing Windows systems. In the Puppet language, there are never any values whose data type is one of these resource types. on whatever server is used to compile the catalog, NOT on the host where the catalog is actually applied. The ensure (see ensurable. Parameters. Puppet offers expert training in methods that work best for you. exec; Exec tips and examples for Windows; file; File tips and examples for Windows. The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. A manifest file is a list of resources with a unique title and named attributes describing the desired state. For detailed information about built-in types, see the Resource type reference. As a result, notifications are shown as a change. That means this approach checks the existence of /path/to/directory/. This might prove disastrous. 04; In Puppet, the combined configuration to be applied to a host is called a catalog, and the process of applying it is called a run. If the line is not contained in the given file, Puppet will append the line to the end of the file to ensure the desired state. Puppet code contain RESOURCES that affect elements of the system (such as file, package, service, user, host, interface, exec etc…). notify. Optional resource types for Windows. Default value: undef. To run an exec task, use the task command, specifying the command to be executed. Note: The Puppet Resource API is a simpler and faster way to build types and providers. The exit status when you run it directly and the exit status you expect it to return are irrelevant. Exec resource requires a fully qualified path or a path. pp) is the main file that Puppet uses to define global system configuration. Online live training (aka "remote live training") is carried out by way of an interactive, remote. Imagine an exec resource that installs 7-zip, lets call it install-7-zip. They usually do this.