Add classes from the privileges and sudo modules to your agents. Since the resource in question is notified by another resource, you must not suppress it altogether. 0. the source file (either a puppet URI or local file) of a pre-compiled SELinux policy package. Chaining arrows forming relationships between three resources, using resource references. notify. It takes the environment strings you provide, as interpreted by Puppet at catalog-building time, and inserts them directly into the. 2. -> (ordering arrow; a hyphen and a greater-than sign) — Applies the resource on the left before the resource on the right. 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 does not directly modify /etc/passwd or anything. Either variant works equally fine. In fact, no resource works that way, or any way remotely like that. I think the unzip command belongs to info-zip. In fact, no resource works that way, or any way remotely like that. exec {'VeryLongExec': command => template ("$ {module}/verylongexec") } Then put the actual command in that template. One thing that you can do (and I don't recommend) and that is not "puppet way" is following:Making Puppet exec work The exec resource from Puppet, the automation framework, is a mysterious beast. Puppet will not automatically retrieve source files for you, and usually just passes the value of source to the package installation command. Classes and defined type instances contain the resources they declare. 0. e. Moreover, the directory /etc/facter/facts. group. Setting enable => true will assign a service the “Automatic” startup type; setting enable => manual will assign the “Manual” startup type. The actual behavior depends on the value of the ‘ensure’ parameter. I want to create a new file on a specific Puppet agent and store the output of a Linux command to the file. Containment is what controls the order in which the various parts of your Puppet code are executed. 0. While some examples, such as the user. in. Follows 302 redirect and propagate download failure. exec. exec; Exec tips and examples for Windows; file; File tips and examples for Windows. However, we need to execute the semanage command to manage port settings. For best results, either leave enable blank or make sure it’s set to true whenever ensure => running. name. Each resource describes the desired state for some aspect of a system, like a specific service or package. Puppet Server and Puppet ’s companion utilities Facter and Hiera, have their own CLI. Use per-resource default attributes when possible. The statement itself is simple but the class doesn't contain any built-in conditional checks (similar to "unless =>" in exec class). Puppet file resource not resolving the source attribute. ) The state managed by an exec resource represents whether the specified command needs to be executed during the catalog run. Data type: Optional[String] the source file (either a puppet URI or local file) of the SELinux . (See the notes on refreshing below. Declaring providers. The only other option I can think of is doing the unzipping via powershell. This is the documentation for Puppet's built-in resource types and providers. Each resource describes the desired state for some aspect of a system, like a specific service. Among them, notice (), info (), and debug () seem the. 4. Puppet conditional only if file exists in a particular directory. Normally in Bash I use echo and in a manifest I use notify. Make infrastructure actionable, scalable and intelligent. The external_nodes script receives the name of the node to classify as its first argument. exec { "Change status and start-up of Win service": command => 'C:WindowsSystem32WindowsPowerShellv1. 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. pp --ordering=random ). 5. bolt task show : This instructs Bolt to list all of the tasks it knows about. file { '/var/owner => 'recurse => true, } As a matter of fact, Puppet currently cannot automatically create all parent directories. Iterative functions accept a block of code and run it in a specific way: each - Repeats a block of code. file only when you need the script to be triggered to run, and the exec resource has to subscribe to it. The refreshonly true will assure you that the script will be executed only if it is notified. When Puppet applies a catalog to the target system, it manages every resource in the catalog, ensuring the actual state matches the desired state. If the exec resource apt_update is notified, apt-get update runs regardless of this value. But i want it to run after all the resources are created so that i can get the information about the. Hot Network QuestionsConditional execution of puppet defined resource type through exec. Writing Manifests for Windows. This also makes it easier to read related resources, instead of the long and complicated command being used in the package resources require property here: class messy_exec_relations { exec. Visit Stack ExchangePuppet : How to use [exec Resource] 2015/07/22 : This is the examples for exec resource. Any command. Note: `ls` command is used to display all files and directories in the. It should probably be php::php5enmod () and have it's own file. Puppet 6. Implemented via types and provider instead of exec resource. I'm just suggesting a possible reason for the downvote on your answer, regardless of whether it was strictly-speaking. Puppet and other identified trademarks are the property of Puppet, Inc. 0. For information on all core types, including supported types in the puppet-agent package, see. A couple of notable exceptions to this statement are the exec and augeas resources. ) The state managed by an exec resource represents whether the specified command needs to be executed during the catalog run. 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. puppet resource exec order for an array of items mapped to metaparameters. Puppet: Exec from class when Exec from another class is successful. ). You can use these special values to examine a piece. Resource references identify a specific Puppet resource by its type and title. For instance, to rename the Guest account:. Puppet contains resource types to manage some SELinux functions, such as Booleans and modules. I tested using an Exec with an unless parameter that emits the message, but Puppet does not seem to print the output of the unless command. Create a defined resource type by writing a define statement in a manifest ( . ) The state managed by an exec resource represents whether the specified command needs to be executed during the catalog run. user. 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. Again, from an imperative approach this is fairly easy to deal with. The provide method takes three arguments plus a block: The first argument must be the name of the provider, as a :symbol. However, unfortunately, there is no way to make file_line match over multiple lines and replace with new content. do the exec only when notfied. This page provides a reference guide for the core Puppet types: package, file, service, notify, exec, cron, user, and group. The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. Like “if” statements, case statements choose one of several blocks of arbitrary Puppet code to execute. With PE on the command line, run puppet task run exec command=<COMMAND>. ) (See the notes on refreshing below. Yes, and yes. You can declare a resource of a defined type in the same way you would declare a resource of a built-in type. Puppet Exec Resource. Alternatively, if that is valid, call the prior script through the latter's onlyif or unless parameter, instead of as its own exec resource. For instance, in this example manifest, I want to run a PowerShell command that adds the string “Hello” to the contents of a text file (“C:\test. Writing Manifests. Let’s say you want to execute a command based on a fact. In this case, my modules are located in C:modules, and the WSUS Client module is at C:moduleswsus_client. There are a few important parameters to use when writing an exec resource with PowerShell. (See the notes on refreshing below. Expand Resources are the fundamental unit for modeling system configurations. There is always only one resource being applied, the next one will always wait for the previous to finish. Secondly I would like to use booleans from a bash script running diff <() <(). This tool is a part of the policycoreutils-python package, which is not installed on Red Hat Enterprise Linux systems by default. Use the -l parameter to pass a label for the encrypted value: eyaml encrypt -l 'some_easy_to_use. 10. Puppet have a defined resource fail if a variable is set to undef. For example, in this file resource declaration, the title is /etc/passwd: file { '/etc/passwd': owner => 'root', group => 'root', } This expression essentially instructs Puppet to have any package resource require the "apt-update" exec resource. 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. Optional resource types for Windows. This function is backwards compatible with the same function in stdlib and accepts a Numeric value. Puppet provides a built-in exec type that is capable of executing commands. I'm trying to purge from that directory all things that haven't been defined in my puppet code. Instead of using loop keywords, the Puppet language uses iterative functions that accept blocks of code called lambdas. exec { 'nagios-permissions': command => "/usr/bin/chown -R nagios:nagios $ {confdir}", onlyif. 3. The Forge is an online community of Puppet modules submitted by Puppet and community members. The most prominent exception among Puppet resources is the exec resource type, which is idempotent but relies on the user to design them accordingly. 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. Chaining arrows. The file type can manage normal files, directories, and symlinks; the type should be specified in the ensure attribute. 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. This parameter has no effect unless Puppet is also creating or removing the user in the resource at the same time. Follow. Resource Types include things like: exec; file; group; host; interface; notify; package; scheduled_task; service; user. Several resource types (including file, exec, and package) take file paths as values for various attributes. This page provides a reference guide for Puppet 's built-in types: package, file, service , notify, exec, user, and group. (See the notes on refreshing below. Puppet can run binary files (such as exe , com , or bat ), and can log the child process output and exit status. The . Puppet includes many core resource types, plus you can extend Puppet by installing modules. ), and can log the child process output and exit status. They have some concrete uses though. Technically, Puppet's documentation says nothing explicit about the timing of resource refreshes. ) The state managed by an exec resource represents whether the specified command needs to be executed during the catalog run. If a given resource is already in the desired state, Puppet performs no actions. Puppet can run binary files (such as exe, com, or bat ), and can log the child process output and exit status. 1. Resource relationship chaining arrows. ) The group name. txt : With the node definition: # manifests/site. for a class, defined type, or host) and then you can write tests to verify the contents. Puppet can't find file of module. Puppet agent runs as a specific user, by default LocalSystem, and initiates outbound connections on port 8140. I am trying to solve the issue with having the old server. I wonder if the syntax above used to work on a previous. Exec; Execute commands from Puppet Manifests; Globally Set Exec Paths; Nicer Exec Names; Run exec if file is missing; Control when an exec should run; Control Execs output; Services; Ensure service is running; Start service on boot; Ensure service is stopped; Don't start service on boot; Restart service when config changes; Facts and Facter. jar', } Should this be part of the manifest which could look like this?Exec resources do not work that way. Sends an arbitrary message, specified as a string, to the agent run-time log. ) The state managed by an exec resource represents whether the specified command needs to be executed during the catalog run. 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. For detailed information about built-in types, see the Resource type reference. Providers. Resources are the fundamental unit for modeling system configurations. 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. 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. 11). d/x' is present. At Puppet, open source software is in our DNA. In this example, the ntp package must be installed before the ntp. Iteration functions. and if it is not by default, at least there should be an option in puppet exec to do so (equivalent to "set . Resource relationship chaining arrows. ) (See the notes on refreshing below. So while writing an exec resource type make sure that the exec resource must be able to run multiple times without causing any harm to the machine i. The most common Puppet’s Resources are Listed below. 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). Deploy it with Puppet, and yes, do use an exec resource if you want Puppet to trigger the update. exec { "Change status and start-up of Win service": command => 'C:\Windows\System32\WindowsPowerShell\v1. Each resource describes the desired state for some aspect of a system, like a specific service or package. It is messy and not best practice though. 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. If omitted, this attribute’s value defaults to the resource’s title. ) The state managed by an exec resource represents whether the specified command needs to be executed during the catalog run. 1. The Windows module pack is a group of modules available on the Forge curated to help you complete common Windows tasks. ) (See the notes on refreshing below. The Puppet “exec” resource allows users to run commands and scripts on nodes. A resource's title is a string that uniquely identifies the resource to Puppet. Running Powershell command directly using Puppet exec resource. This module adds a powershell and pwsh provider to the exec type, which enables exec parameters,. A String that can be converted to a floating point number can also be used in this version - but this is deprecated. Puppet can execute binaries (exe, com, bat, etc. You are misundersanding how Puppet works. Then you could add an unless attribute: unless => "test $(</var/tmp/last_run) == $(date +%d)"I have a scenario wherein i have 5 template files that needs to be copied to the puppet agent machine. pp ). Posted: Wed 05 Oct, 2016, 18:15. Resource defaults declared in the local scope override any defaults received from parent scopes. rabbitmq'] will be applied before . . You can use these special values to examine a piece. Several resource types (including file, exec, and package) take file paths as values for various attributes. sudo -u fred /usr/bin/echo "hola dan" Note that I used sudo -u in favor of sudo su -. From the earliest days of Facter to the latest version of Bolt, we’ve always been firm believers in the power of open source and welcoming community ecosystems. txt. Create a defined resource type by writing a define statement in a manifest ( . So now I need to use the returned exit status of above exec resource Exec['check_kernel'] as a trigger to another exec resource Exec['reboot_node'], something like :. On lamp-1, run this:Yes. Description. on whatever server is used to compile the catalog, NOT on the host where the catalog is actually applied. (To take an example from Windows, you would use "wuauserv" rather than "Automatic. Run puppetserver ca list which shows the CA signing request from your Puppet agent. Interpreting the output of the puppet apply command; Adding control. pp file. 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):. Note that the period defines how often a given resource will get applied but not when; if you would like to restrict the hours that a given resource can be applied (for instance, only at night during a maintenance. Therefore, they should not be set outside of site. bashrc'", subscribe => File ["/root/. exec { "initialize-footool": require => Package ["footool"] } file { "/etc/default/footool": before => Exec ["initialize-footool"] } read more like english than just requires on the exec. Here is my attempt: exec { 'Executing SplunkForwarder Installation Script': command. For a single exec resource, that could mean two separate PowerShell executions when specifying an onlyif or unless. see the Exec resource. However I'm not 100% positive that the new audit feature in puppet 2. You can't use exec resources as conditional logic for other resources like this. This says "get-chocolatey" should happen before any package resource with a Chocolatey provider. Catalogs. ) A caution: There’s a widespread tendency to use collections of execs to manage resources that aren’t covered by an existing resource type. [1]Classes have no analogous feature. 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. Classes generally configure large or medium-sized chunks of. 0\powershell. The derived. It declares resources that define state to be. Creating resources. ; Optional resource types for Windows In addition to the resource types included with Puppet, you can install custom resource types as modules from the Forge. Puppet is an open source product with a vibrant community of users and contributors. Sorted by: 1. For information on all core types, including supported types in the puppet-agent package, see. By default, Puppet apply does not communicate over the network. ) The state managed by an exec resource represents whether the specified command needs to be executed during the catalog run. 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. If this is not true, then please clarify the question with terminology and details. There is also a second puppet exec resource that uninstalls 7-zip, lets call it uninstall-7-zip. I would like to know if is possible create debug messages in the script. The value that represents the data type of these values is Type. You can access archived-in-place docs using their original URLs, or from the links here. Default path for exec resource with forman and puppet. Puppet exec command with variable not executed. Puppet does this automatically for most resource types, but this is not possible for exec, because synchronization is defined so arbitrarily. First you construct the hash with your keys: I am running Puppet v3. The following example shows you how to create resources in Puppet using the low-level types and provider method. Multiple resources may be declared to manage multiple lines in the same file. As a result, notifications are shown as a change on every Puppet run. If it would be sufficient to emit the message into the master 's log, then there is a set of functions for that purpose. d. Given your manifest, Puppet only promises that the Exec resource - if it is applied at all - will always be applied before the File resource. The behaviour changed between Puppet 3 and 4. ) (See the notes on refreshing below. To encrypt sensitive data with hiera-yaml, run through the following steps: Install hiera-eyaml: puppetserver gem install hiera-eyaml. If this parameter is set, then this exec will only run if the command has an exit code. Hot Network Questions Online shopping: order date vs shipping date vs charge date Recent advances in computer science since 2010? Useful ideas in category theory which violate the principle of equivalence Can I lessen the use of boolean flag variables in this snippet?. pp node 'puppet-agent' { include user include sudoers include exec } Run Puppet: 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. I have a puppet file with an exec resource and create_resources function. The next step is to follow the. Improve this answer. Resource-like declarations. On an upgrade we are pushing a new tar-file to the puppet master and let puppet update the server. Iterative functions accept a block of code and run it in a specific way: each - Repeats a block of code. Providers. Run puppet exec command only if output file has changed. This is a typical antipattern in Puppet manifests. It requests a configuration catalog from a Puppet. Resource reference or data type. name. First I would like to use booleans as defined in Hiera [ auto lookup function ]. conf depends on whether the process is running as an administrator or not. For example:. Short answer: no. )How to pass multiple values in exec command resource in puppet? 7. exec. The interfaces to the various helper manifests has been changed to be more in line with Puppet file resource naming conventions. Could someone please advice the best approach?sudo puppet resource package puppet-server ensure=latest. For example, you can: Add metadata to a resource with the alias or tag metaparameters. Assuming your unspecified task is handled by an exec resource, you could design this in such a way that Puppet only ever regards the exec as out of sync once per day. (See the notes on refreshing below. 1. user. (Namevar: If omitted, this attribute’s value defaults to the resource’s title. Takes a single numeric value as an argument. (↑ Back to package attributes)refreshonly => true, } The important bit here is the ~> . 0. The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. If you're using an older version, one way to achieve what you want to do without pulling down the entire Git repository would be to use the exec resource to fetch the file. If the task fails (returns non zero), catching this is basically /bin/long-running-task || <err catching code>. I can fix this manually. Puppet is a tool you use to describe a state you expect the server to be in rather than a list of commands you want to run. You can also set variables within the manifest, which can change the. exec { 'foobar': command => 'foo | bar', } However, there are occasions where foo fails. The command will only run if the file doesn't exist. Puppet can resolve variables that are included in double-quoted strings; this is called interpolation. Puppet can run binary files (such as exe , com , or bat ), and can log the child process output and exit status. Standard shell globbing in general and the Ruby globbing function that Puppet relies upon in particular do not have either sub-patterns or a pattern-level negation operator. This shell then immediately terminates. g. exe -NoProfile -NoLogo . Sections. password is not getting changed to the default password and also chage. There's a generalizable form of this dependency that might be helpful in reducing the repetition of the require statement. How to stop Puppet applying a configuration when there is an error? 1. exec { 'echo /my/update/script | at now+10min': } so that the puppet agent process is not the parent of the yum instance that will do all the work. 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. 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. However, we need to execute the semanage command to manage port settings. %wheel ALL= (fred) NOPASSWD: /usr/bin/echo "hola dan". 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. Puppet supports if and unless statements, case statements, and selectors. Puppet can run binary files (such as exe , com , or bat ), and can log the child process output and exit status. The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. It requests a configuration catalog from a Puppet. This tool is a part of the policycoreutils-python package, which is not installed on Red Hat Enterprise Linux systems by default. This module uses types and providers to download and manage compress files, with optional lifecycle functionality such as checksum, extraction, and cleanup. 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. Q&A for work. To override. Puppet resources are idempotent, because they describe a desired final state rather than a series of steps to follow. This mostly works for me on Puppet 4. Puppet is an open-source configuration management tool from Puppet Labs. Puppet training is available as "online live training" or "onsite live training". (2) it is unclear from your description whether the Exec's command is actually run (vs. This shell then immediately terminates. wow! My recommendation is: throw it away and start over. txt. It does not know about URLs, and even if it did, it would be unlikely to recognize or. Puppet contains resource types to manage some SELinux functions, such as Booleans and modules. 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 can create relationships between two resources or groups of resources using the -> and ~> operators. To ensure the resource is idempotent, specify one of the creates, onlyif, or unless attributes. I would like to add a number of control gates into my manifest via onlyif and unless. Classes are named blocks of Puppet code that are stored in modules and applied later when they are invoked by name. Infrastructure as code, task orchestration, event driven workflows. 9 introduced parameterized commands, a safer way to write exec resources, and we're porting all of our Supported modules to use this safer pattern. 1. The Puppet “exec” resource allows users to run commands and scripts on nodes. pp) file. Takes a single numeric value as an argument. However, we need to execute the semanage command to manage port settings. And the exec command will execute onlyif the file '/etc/init. In this example, the title is C:Tempfoo. First: Puppet does not run anything in parallel. Several resource types (including file, exec, and package) take file paths as values for various attributes. Create a defined resource type by writing a define statement in a manifest (. For example, to view the free disk space of a host, run: With. refreshonly not working with Puppet exec resource. Additional resource types are distributed in Puppet modules. 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. Install Puppet Agent on bulk windows server. Providers. By default, an Exec resource is applied on every run. But either way the trailing exit statement in the command will return a non-zero exit code if that happens. Puppet can run binary files (such as exe, com, or bat), and can log the child process output and exit status. ) The name of the service to run. Mar 17, 2015 at 15:49. Puppet Exec Resource. 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). If you really care about the 80cols limit you can always abuse a template to achieve that goal. Instead of using loop keywords, the Puppet language uses iterative functions that accept blocks of code called lambdas. Ensures that a given line is contained within a file. te file. I want create_resources to be executed right after the exec resource. You can write resource types and providers in the Puppet language. In Puppet 3 this can be done by realizing virtual resources using resource collectors # so you don't have to fully qualify paths to binaries Exec { path => ['/usr/bin'] } # virtual resource @exec { 'sudo apt-get update': tag => foo_update } # realize resource. They are most helpful when combined with facts or with data retrieved from an external source. This is the “brute force” resource in Puppet. And i want to notify an exec resource if there is a change in any one of the template files. The very first concept we want to introduce you to is the Puppet manifest. Puppet Exec resource to apply only when a File changes. pp file: sudo vi lamp/manifests/init. All parameters are optional. ) (See the notes on refreshing below. 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. conf file is created; after the. However, we need to execute the semanage command to manage port settings. Manages files, including their content, ownership, and permissions. sh', command =>. Resources are the fundamental unit for modeling system configurations. Puppet contains resource types to manage some SELinux functions, such as Booleans and modules. Build relations to other resources that don't know about the resource in. This page provides a reference guide for the core Puppet types: package, file, service, notify, exec, cron, user, and group. The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. As a result, you cannot write a single pattern that matches all the files you want to remove. This is a very flexible and powerful resource, and we can use it to. This page provides a reference guide for Puppet 's built-in types: package, file, service, notify, exec, user, and group. – Felix Frank. specified as a string, to the agent run-time log.