Optional resource types for Windows. I am poorly familiar with the puppet language but would guess something like this to execute the jar file: exec { 'jar_execution': command => 'cmd. case statements. On the Puppet master, create the directory structure for a module named lamp: cd /etc/puppet/modules sudo mkdir -p lamp /manifests. In a particular project, I have a lot of Puppet exec resources with pipes. Long answer The scheme you have in mind is not compatible with Puppet's master/agent paradigm. Run puppet exec command only if output file has changed. Autorequires: If Puppet is managing the user’s primary group (as provided in the gid attribute) or any group listed in the groups attribute then the user resource will autorequire that group. 9 except the line: notify => Php5enmod ["upload_limits"], needs to be: notify => Exec ["php5enmod_upload_limits"], and then it works correctly. cron. Exec is a very useful resource type present in Puppet which is used to executes external commands. Next, use refreshonly to instruct the exec resource to only apply a change if the vcsrepo repo effected a change (vis a vis non-idempotent):. To set configuration settings, run: puppet config set <SETTING VALUE> --section <SECTION >. In general convert. ” These values represent the other data types. There is another metaparameter, subscribe. pp. ) The state managed by an exec resource represents whether the specified command needs to be executed during the catalog run. Since the resource in question is notified by another resource, you must not suppress it altogether. The value that represents the data type of these values is Type. . Chapter 4. By default, Puppet ’s HTTPS traffic uses port 8140. I think the unzip command belongs to info-zip. ) (See the notes on refreshing below. And after that, run puppet agent with pluginsync enabled, and you can use custom type like this:. 2. You should probably look at doing this some other way. notify. Puppet can run binary files (such as exe , com , or bat ), and can log the child process output and exit status. How to use puppet to install and configure custom app? 6. 0. (See the notes on refreshing below. The export has no effect. 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 exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. Improve this answer. exe /c java -jar foo. (See the notes on refreshing below. Therefore, they should not be set outside of site. (Namevar: If omitted, this attribute’s value defaults to the resource’s title. pp. It takes the environment strings you provide, as interpreted by Puppet at catalog-building time, and inserts them directly into the. My notes on how to make it work for complex multi-exec configurations. I'm using it in entirely different places of my code. Analyzing changes and failures. A catalog is a document that describes the desired state for each resource that Puppet manages on a node. Each value in the Puppet language has a data type, like “string. Hot Network Questions Cat may have spent a week locked in a drawer -. There are times when you have a complex script that you just need to get into configuration management. This creates the home directory if Puppet also creates the user account, and deletes the home directory if Puppet also removes the user account. The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. I think that the simplest solution is to have the lifecycle of the 7-Zip package managed by exec resources rather than as package resources. I'm using puppetforge puppetlabs/apt module so I wish to notify the Exec['apt_update'] resource from that module. This is the documentation for Puppet's built-in resource types and providers. The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. In this example, the title is C:Tempfoo. What I am trying to solve is this: Our server code (rails) is deployed as a tar file (puppet file resource), tar file is extracted (puppet exec) and database is migrated (puppet exec). The Puppet “exec” resource allows users to run commands and scripts on nodes. 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. Puppet agent runs as a specific user, by default LocalSystem, and initiates outbound connections on port 8140. Run puppet exec command only if output file has changed. Share. 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. The exec has refreshonly => true, which only allows Puppet to run the command when some other resource is changed. exec { 'chkconfig': command => "/sbin/chkconfig --add $ {shutdown_script}", require => File ['shutdown-script'] } This is actually your root cause here. exec. Puppet is an open-source configuration management tool from Puppet Labs. Resources. 1. If you declare a resource, it is expected that puppet brings your machine to that state (installed package) and if not, it will fail automatically. 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. Given that, you can use a lambda iterator on the hash. The optional :parent argument should be the name of a parent class. On lamp-1, run this:Yes. As a result, notifications are shown as a change on every Puppet run. Ports. example. ; Prevent Puppet from making changes, by setting the noop. Within this file, add a block for a class called “lamp”, by adding the following lines: The command should only be run as a refresh mechanism for when a dependent object is changed. You can create relationships between resources or groups of resources using the -> and ~> operators. The implementation matches the full line, including whitespace at the beginning and end. A resource describes something about the state of the system, such as a certain user or file should exist, or a package should be installed. exec. The Puppet “exec” resource allows users to run commands and scripts on nodes. Note that I used sudo -u in favor of sudo su -. It sounds like this is exactly what you need: exec { 'test_cmd': path => $::path, command => 'cmd. Mutually excludsive with using source files. For example, the value String represents the data type of strings. I'm trying to purge from that directory all things that haven't been defined in my puppet code. Puppet can run binary files (such as exe, com, or bat ), and can log the child process output and exit status. 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. I think that, by default, the puppet exec resource should fail if any of the "single commands" fail (as in the second example). The if condition is evaluated first and, if it is true, the if code block is. bashrc like that; it only affects the bash shell that's run in that command, not any currently running bash shells. You can, however, interpolate the values of facts or ordinary Puppet variables, and that might be a good route to what. Puppet contains resource types to manage some SELinux functions, such as Booleans and modules. This tool is a part of the policycoreutils-python package, which is not installed on Red Hat Enterprise Linux systems by default. As of Puppet 4. Note the following details in this file resource example: Puppet uses a basic syntax of type { title: }, where type is the resource type. I'm just suggesting a possible reason for the downvote on your answer, regardless of whether it was strictly-speaking. 1 Answer Sorted by: 1 The pasted code isn't really valid Puppet code, it's hard to guess what it's supposed to do. Providers implement the same resource type on different kinds of systems. exec resources We want Puppet to run a certain command directly using an exec resource. What it sounds like you are asking here is how to iterate over a hash and have each resource in the iteration notify an exec resource. Puppet ’s property support has a helper method called. You will seldom need to specify this — Puppet will usually discover the appropriate provider for your platform. With metaparameters, you can change how Puppet handles specific resources. But the exec resource have to be called only once. cat jayesh. How to stop Puppet applying a configuration when there is an error? 1. It would be quicker (and dirtier) to use an Exec resource to run an appropriate command: exec { 'ensure correct file permissions': command => 'chmod 0644 $(/bin/grep file. You can declare a resource of a defined type in the same way you would declare a resource of a built. A puppet show is a great way to entertain the kiddos at your next event! Find the best puppet shows in Victoria, BC and request free quotes today. Inside a double-quoted string, surround the name of the variable (the portion after the $) with curly braces, such as ${var_name}. If the resource type includes a namespace separator ::, then each segment must be capitalized. Default value: undef. Puppet can run binary files (such as exe, com, or bat), and can log the child process output and exit status. See the Puppet Type Reference for the exec resource and look for unless and onlyif. Setting enable => true will assign a service the “Automatic” startup type; setting enable => manual will assign the “Manual” startup type. In a resource declaration, the title is the identifier after the first curly brace and before the colon. I am trying to solve the issue with having the old server. The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. I'm a very new to Puppet, but I cannot wrap my head around this simple problem: I want to define a resource that simply execute a sequence of scripts, one after the other, waiting for one's execution to finish before launching the next. jar', } Should this be part of the manifest which could look like this? Exec resources do not work that way. This page provides a reference guide for the core Puppet types: package, file, service, notify, exec, cron, user, and group. To complete our tour of the basic elements of a manifest, let's take a closer look at the resource types that you have already used, and some of the more import. For example, the value String represents the data type of strings. If you're new to Puppet, we recommend the following resources to get you started: Learn Puppet. To ensure that only the currently approved keys are present, you can purge unmanaged SSH keys on a per-user basis. Related. It requests a configuration catalog from a Puppet. ) The state managed by an exec resource represents whether the specified command needs to be executed during the catalog run. Despite the -ExecutionPolicy parameter the PowerShell command will fail if execution is restricted via group policy. ) The state managed by an exec resource represents whether the specified command needs to be executed during the catalog run. txt : With the node definition: # manifests/site. Run puppetserver ca list which shows the CA signing request from. Puppet can run binary files (such as exe , com , or bat ), and can log the child process output and exit status. You can declare a resource of a defined type in the same way you would declare a resource of a built-in type. txt. When using execs, make sure the command can be. Several attributes, such as the relationship metaparameters, require resource references. d. More advanced usage. Some providers may also accept URLs or network drive paths. This function is backwards compatible with the same function in stdlib and accepts a Numeric value. First you construct the hash with your keys: I am running Puppet v3. inheritance. (See the notes on refreshing below. The manifest is the closest thing to what one might consider a Puppet program. A manifest is a file containing Puppet configuration language that describes how resources should be configured. Create Module. Optional resource types for Windows. Providers. If you are using Puppet 3. For example, you can write a Puppet module to deploy an application, but you only know that Puppet did what you told it to, and not that the application actually successfully deployed. If Puppet is managing any role accounts corresponding to the user’s roles, the user resource will autorequire those role accounts. Usage. Chaining arrows. Answer. In this example, the title is C:Tempfoo. Puppet and Windows handle directory separators and line endings in files somewhat differently, so you must be aware of the differences when you are writing manifests to manage Windows systems. In your command prompt, run: puppet resource registry_key 'HKLM\Software\Microsoft\Windows' 1. 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. In your case you could verify that the package resource exists, that the exec resource exists, andThe powershell module adapts the Puppet exec resource to run PowerShell commands. Yes, and yes. Answer. ; The vvalue before the : is the resource title. 8. The source attribute is mandatory. In this case, the resource type is file. Like, from scratch. what does puppet do when a service's status fails? 1. It sounds like this is exactly what you need:A key feature of Puppet is its idempotency: the ability to repeatedly apply a manifest to guarantee a desired resource state on a system, with the same results every time. bashrc"], refreshonly => true, } However, as @womble already pointed out, there's no point in sourcing . Follows 302 redirect and propagate download failure. I have tried using the -> approach and notify => Exec[] but I'm unsure how to pass params in this case. Puppet User and GroupPuppet::Type. If a mount receives an event from another resource and its ensure. 10. 1. This syntax is optional, but it helps to avoid ambiguity and allows variables to be placed directly next to non. 24 and 7. 0. 0\powershell. The most prominent exception among Puppet resources is the exec resource type, which is idempotent but relies on the user to design the resource accordingly. Puppet can execute binaries (exe, com, bat, etc. Puppet Exec Resource. ) The state managed by an exec resource represents whether the specified command needs to be executed during the catalog run. This is especially useful when managing Windows systems. It also marks the resource as changed in the report; when you view Puppet Dashboard, you wonder why the servers have changed every 30 mins, even though the configuration of the server hasn’t physically. Execute resource in Puppet if another resource fails. Additionally, some resources like exec will support attributes that work like a conditional, but only accept a command output as condition. This will trigger the apt-get-update-private-repo exec resource on every puppet run even if nothing changed in the repository. filter by arbitrary "foo_update" # tag and relate it to all Package resources Exec. There are a few important parameters to use when writing an exec resource with PowerShell. The provide method takes three arguments plus a block: The first argument must be the name of the provider, as a :symbol. (↑ Back to. 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. Puppet - How to purge a directory. 0. This tool is a part of the policycoreutils-python package, which is not installed on Red Hat Enterprise Linux systems by default. The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. It is possible to execute any commands by using exec resource, but it is not recommended because it is critical. Providers implement the same resource type on different kinds of. ) The state managed by an exec resource represents whether the specified command needs to be executed during the catalog run. Puppet exec command with variable not executed. First I would like to use booleans as defined in Hiera [ auto lookup function ]. Puppet code is composed primarily of resource declarations. For instance, if you wanted to rename the Guest account. Valid options: 'always' (at every Puppet run); daily' (if the value of apt_update_last_success is less than current epoch time minus 86400); 'weekly' (if the value of apt_update_last_success is less than current epoch time minus 604800); 'reluctantly. The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. Default path for exec resource with forman and puppet. te file. 1. Then. txt”) for my Puppet node. , needs installing) if so, trigger an action on resource B first (the exec for apt-get update)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. And i want to notify an exec resource if there is a change in any one of the template files. 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. EDIT: The below works if you're using puppet apply but not otherwise, because the find_file function is evaluated during catalog compilation. 0. 7. If you really care about the 80cols limit you can always abuse a template to achieve that goal. To override. 0. You can declare a resource of a defined type in the same way you would declare a resource of a built. 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. (2) it is unclear from your description whether the Exec's command is actually run (vs. 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. It's much nicer to use a human readable explanation of what the command is for as the execs name and then put the actual command in the command property. The RESOURCE_TYPE is how you tell Puppet the type of resource you’re declaring. selinux::fcontext. I have written a user define type which downloads a file using wget and stores in /root. puppet exec command issue. Puppet can run binary files (such as exe , com , or bat ), and can log the child process output and exit status. The downside to this is that the exec will always run, so your Puppet runs will always report that a change was made. Again, from an imperative approach this is fairly easy to deal with. There are a few other use cases documented in the README that are worth understanding; especially local caching to ensure you're not constantly fetching the file just to discard it if it hasn't changed. In addition to the resource types included with Puppet, you can install custom resource types as modules from the Forge. 3. However, when the user specifies auto_restart_service = false the service will still restart since the service resource is refreshed when the class is notified. Puppet includes many core resource types, plus you can extend Puppet by installing modules. The Puppet site manifest (site. Because the Exec requires the File to (conditionally) be applied first, its own unless parameter would not be evaluated in time to affect that, even if there were a way it could do. 11). The default search pattern is the name of the service, but you can specify it with the pattern attribute. Hot Network Questions Is there a permanent way to gain access to the Healing Domain as a Cleric whose deity doesn't include it in their portfolio?So, in order to avoid this I am adding the refreshonly parameter as follows. The only other option I can think of is doing the unzipping via powershell. Puppet contains resource types to manage some SELinux functions, such as Booleans and modules. I want to create a new file on a specific Puppet agent and store the output of a Linux command to the file. Puppet can execute binaries (exe, com, bat, etc. I am writing a bash script that will be run by puppet by an Exec resource (I know. 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. --As I said, Not My DownVote (on your answer). According to the documentation in my example, the resource 'service x' will be executed if target resource require => Exec ['checkForFile'] is successfully applied. ssh/authorized_keys that aren’t being managed with. Recall that Puppet builds a directed acyclic graph, and it computes the final ordering from traversing that graph. (See the notes on refreshing below. The name of the resource must be the filename (without path) of the DMG file. If the task fails (returns non zero), catching this is basically /bin/long-running-task || <err catching code>. 7. By specifying the URL in a source parameter you can put an actual descriptive. The external_nodes script receives the name of the node to classify as its first argument. Your operating system and firewall must allow Puppet agent to initiate outbound connections on this port. In the minimal example above we first give the command a. Resource Type: exec; Using exec on Windows ; Resource Type: file; Using file on Windows; Resource Type: filebucket; Resource Type: group; Using user and group on Windows;. An exec resource, which starts a powershell script, which starts a PowerShell process, which starts a CMD process, which runs a batch file (with an invalid path), which runs another batch file, which processes some kind of response file. source_te. 1 Answer. For example, if you manage nginx with puppet, and want to upgrade it, puppet needs to probably stop the service before it updates the code dir and then start it again. Now create and edit your module’s init. A String that can be converted to a floating point number can also be used in this version - but this is deprecated. exec { 'tar -xf /Volumes/nfs02/important. No find command is run; the test just passes by examination of the argument. That could be achieved by having your exec write the calendar day into a file. exec. pp) file. Default value: undef. Chaining arrows forming relationships between three resources, using resource references. Puppet: How to execute a Exec resource if another Exec resource failed. They usually do this. refreshonly. [1]Classes have no analogous feature. Do this with the user resource type’s purge_ssh_keys attribute: user { 'nick': ensure => present, purge_ssh_keys => true, } This will remove any keys in ~/. Refresh behavior varies by resource type: for example, services restart and mounts unmount and re-mount. Ordering follows from that, but so also. This mostly works for me on Puppet 4. Given your manifest, Puppet only promises that the Exec resource - if it is applied at all - will always be applied before the File 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. ) The state managed by an exec resource represents whether the specified command needs to be executed during the catalog run. The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. The export has no effect. This is the default setting. (See the notes on refreshing below. ) The state managed by an exec resource represents whether the specified command needs to be executed during the catalog run. 6 will trigger a notify if the package version changes outside of puppet's control. d/ serves a special purpose, and your expectation for how it might be appropriate to use a file within is not consistent with that purpose. Puppet exec command with variable not executed. Puppet ’s command line interface (CLI) consists of a single puppet command with many subcommands. ) (See the notes on refreshing below. Then, you can install the Nuget package via the package resource in Puppet. If Puppet makes changes to this resource, it causes all of the notified resources to refresh. Puppet contains resource types to manage some SELinux functions, such as Booleans and modules. As an example, you might use puppet to ensure that the nginx package is installed and running. specified as a string, to the agent run-time log. Meanwhile, the subscribe metaparameter i conjunction with refreshonly => true declares that the resource should be applied if and only if the. You should add all relevant directories as resources instead. macOS handles services much like most *nix -based systems. The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. Ports. You can write resource types and providers in the Puppet language. Returns the smallest Integer greater or equal to the argument. 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. Each resource describes some aspect of a system, like a specific service or package. We explore those in depth in Chapter 5. This page was generated from the Puppet source code on 2022-02-07 10:11:41. – Matthew Schuchard. Imagine an exec resource that installs 7-zip, lets call it install-7-zip. Moreover, the test command tests for the existence of a the specified path. 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. The Puppet exec resource has OnlyIf and Unless attributes which can be used to limit when the command is invoked; e. This is especially useful when managing Windows systems. When Puppet applies a catalog to the target system, it manages every resource in the catalog, ensuring the actual state matches the desired state. Alternative 1:. Puppet have a defined resource fail if a variable is set to undef. Puppet: How to execute a Exec resource if another Exec resource failed. exec { 'foobar': command => 'foo | bar', } However, there are occasions where foo fails. Takes a single numeric value as an argument. user. At Puppet, open source software is in our DNA. Isolation is important, because changes that are made to things like. Now you have a basic Puppet setup. If a given resource is already in the desired state, Puppet performs no actions. In this example, there is an array of command names to be used in each symlink’s path and target. (See the notes on refreshing below. ) The state managed by an exec resource represents whether the specified command needs to be executed during the catalog run. There are a few important parameters to use when writing an exec resource with PowerShell. Any command. Selector expressions. The command will only run if the file doesn't exist. pp) file. If a given resource is not in the desired state, Puppet takes whatever action is necessary to put. You cannot use an Exec resource to perform the check, because you need to perform the evaluation during catalog building, and resources are not applied until after the catalog is built. A stringified regular expression. It is also somewhat limited, like the acl module in that it is restricted to only what is specified. The interfaces to the various helper manifests has been changed to be more in line with Puppet file resource naming conventions. Puppet: how to remove a directory and everything in it. As a result, notifications are shown as a change. This means that your system configuration must be able to cope with having the command run over and over again. 0. ) The name of the service to run. (See the notes on refreshing below. exe /c java -jar foo. bolt task show : This instructs Bolt to list all of the tasks it knows about. The main difference is that enable and ensure are much more closely linked — running services are always enabled, and stopped ones are always disabled. I have the following puppet configuration: An Archive resource (A) that executes only if the folder /opt/dir doesn't exist yet; An Exec resource (E0) that mounts a SAMBA share where to retrieve the archive; An Exec resource (E1) that unmounts the same SAMBA share; At the moment, A requires E0 and when done, executes. Example: If our file_name = jayesh. Resource Type: exec; Using exec on Windows ; Resource Type: file; Using file on Windows. Working in IT, it is part of the of the job to back the right horses. Other built-in types. The command should only be run as a refresh mechanism for when a dependent object is changed. Among them, notice (), info (), and debug () seem the. Note Serverspec is also what people generally use to solve this problem for Ansible and Chef also. Parameters. txt. If the current state does not match the defined state of that resource, Puppet invokes the appropriate methods on the resources native provider to bring the resource into.