It can build a catalog from the manifest (e. The only other option I can think of is doing the unzipping via powershell. (See the notes on refreshing below. g. create_resource has it's own condition weather it will execute but it needs to be called every time just after the exec. (See the notes on refreshing below. Puppet will not automatically retrieve source files for you, and usually just passes the value of source to the package installation command. /usr/local/bin/pip install nltk. What you would need is a way to implement this process: check if resource A (a package, say) needs a sync action (e. sudo -u fred /usr/bin/echo "hola dan". This shell then immediately terminates. Let’s say you want to execute a command based on a fact. Your require parameter is only indicating that the exec resources should be handled before the file resources, not that their "return value" should indicate whether to create the resource or not. I want to create a new file on a specific Puppet agent and store the output of a Linux command to the file. Regular expression. There are a large number of built-in resource types and the Puppet 5. The Puppet “exec” resource allows users to run commands and scripts on nodes. exec is a hack, but it's the only way to do it besides running Puppet multiple times. 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 :. Ports. Manage users. 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. ~> (notifying arrow; a tilde and a greater-than sign) — Applies the resource on the left first. This page was generated from the Puppet source code on 2022-02-07 10:11:41. Those resources have a refresh method called on them, that does whatever that type requires. Technically, 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. With respect to the update to the question, the key requirement for the Service to be refreshed before the Exec is applied is that there be an ordering relationship between the two, whether direct or transitive. I then want to call 'exec' on each of these files with the former command and use the file name as an argument. Given that, you can use a lambda iterator on the hash. 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. Puppet contains resource types to manage some SELinux functions, such as. Run puppetserver ca list which shows the CA signing request from your Puppet agent. For the general case of printing messages, look at notify. The obvious drawback is that the exec will have to be tailored to your agents (what do you know - there's a point to Puppet's type system after. This module uses types and providers to download and manage compress files, with optional lifecycle functionality such as checksum, extraction, and cleanup. name. notify. 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. Classes and defined type instances contain the resources they declare. 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. A String that can be converted to a floating point number can also be used in this version - but this is deprecated. Yes, see my example. You can declare a resource of a defined type in the same way you would declare a resource of a built. fail when a file exist in puppet. 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. The Forge makes it easier for you to manage Puppet and can save you time by using pre-written modules, rather than writing. If you want to use a non-default port, change the serverport setting on all agent. I'm using puppetforge puppetlabs/apt module so I wish to notify the Exec['apt_update'] resource from that module. 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. Resources. With PE on the command line, run puppet task run exec command=<COMMAND>. The creates parameter is probably not appropriate for this particular case, so choose one of unless or onlyif. 2 install on Ubuntu 18. user. I am poorly familiar with the puppet language but would guess something like this to execute the jar file: exec { 'jar_execution': command => 'cmd. Build relations to other resources that don't know about the resource in. This is especially useful when managing Windows systems, because. Follows 302 redirect and propagate download failure. 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. I don't think there is an exception handling in a programmatic way you would like in Puppet. The code for both firewall executable resources contains refreshonly ⇒ true and subscribe ⇒ Package['attributes. By default, Puppet ’s HTTPS traffic uses port 8140. 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. File contents can be managed directly with the content attribute, or downloaded from a remote source using the source attribute; the latter can. Sections. Network access. txt : With the node definition: # manifests/site. 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. Run puppet exec on file update right from the first apply. When this attribute is set, this resource is applied before the notified resources. Again, from an imperative approach this is fairly easy to deal with. Connect and share knowledge within a single location that is structured and easy to search. – Felix Frank. 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. Puppet running exec before other commands. refreshonly. Providers implement the same resource type on different kinds of systems. It takes the environment strings you provide, as interpreted by Puppet at catalog-building time, and inserts them directly into the. As a result, notifications are shown as a change. sudo -u fred /usr/bin/echo "hola dan" Note that I used sudo -u in favor of sudo su -. 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. There is no way to write your puppet manifest to print a message exactly before your exec resource other than making it a part of the exec. 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 ~/. exec. If a resource subscribes to another resource, then Puppet tries to "refresh" that resource if the resource it is subscribed to changes state. See the filebucket resource type for more details. Short answer: no. In your command prompt, run: puppet resource registry_key 'HKLM\Software\Microsoft\Windows' Puppet supports most of the conditional structures you can find with traditional programming languages, like if/else and case statements. Puppet automates the delivery and operation of the software that powers some of the biggest brands in. Puppet code is composed primarily of resource declarations. 9 except the line: notify => Php5enmod ["upload_limits"], needs to be: notify => Exec ["php5enmod_upload_limits"], and then it works correctly. I'm trying to call several times a defined instance of a puppet module to deploy multiple files from a given repository but I'm getting this error: Error: Could not retrieve catalog from remote se. exec { 'foobar': command => 'foo | bar', } However, there are occasions where foo fails. exec power shell script having corrective action every time. If the exec resource apt_update is notified, apt-get update runs regardless of this value. Start the Puppet agent with this command puppet resource service puppet ensure=running. AttributesYou can also browse and manage resources interactively using the puppet resource subcommand; run puppet resource --help for more information. For example, to understand the cause of a failure after a Puppet run, select the class, node, or resource with a failure in the Events summary pane, and then review the details of the failure in the Events detail pane. This parameter doesn't cause Puppet to create a file; it is only useful if the command itself creates a file. This is especially useful when managing Windows systems, because. I would like to simply set a few environment variables in the . rspec-puppet unit test for define type using resource. Available providers are: sqlplus. ) The state managed by an exec resource represents whether the specified command needs to be executed during the catalog run. Wrapping the service resource into an if block like I did with the exec resource doesn't work either since the service resource does multiple things: It starts the service if it isn't. This resource allows you to execute a wlst command or script in the context. 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. This can be used with bash on Linux, but with the PowerShell provider, it can run PowerShell on Windows and Linux nodes as well. file only when you need the script to be triggered to run, and the exec resource has to subscribe to it. exec { 'nagios-permissions': command => "/usr/bin/chown -R nagios:nagios $ {confdir}", onlyif. Apart from all that, it is good practice with Puppet to actually deploy wrapper scripts that your exec. Multiple resources may be declared to manage multiple lines in the same file. Puppet ’s command line interface (CLI) consists of a single puppet command with many subcommands. Iterative functions accept a block of code and run it in a specific way: each - Repeats a block of code. 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. com Resource tips and examples: Exec on Windows. To make an exec resource fit into Puppet’s model better, you should use one of the following parameters instead. If this succeeds it will present the resource in the same format as you'd use in your manifest. You can create relationships between two resources or groups of resources using the -> and ~> operators. When using exec resources with the powershell provider, the command parameter must be single-quoted to prevent Puppet from interpolating $(. If you do need to do it via say the exec resource, then @16c7x's statement is correct. for a class, defined type, or host) and then you can write tests to verify the contents. An exec type resource will generally be run on. Another approach would be to use an Exec resource to test for the service, and then disable the service only if the service is found. Puppet - How to purge a directory. First you construct the hash with your keys: I am running Puppet v3. Puppet can run binary files (such as exe , com , or bat ), and can log the child process output and exit status. Selector expressions. exe /c C:/test. On the Puppet master, create the directory structure for a module named lamp: cd /etc/puppet/modules sudo mkdir -p lamp /manifests. Writing Manifests. A manifest is a file containing Puppet configuration language that describes how resources should be configured. Puppet can run binary files (such as exe, com, or bat ), and can log the child process output and exit status. 0. A String that can be converted to a floating point number can also be used in this version - but this is deprecated. Providers are always associated with a single resource type, so they are created by calling the provide method on that resource type. So, when Puppet applies a catalog built from your code, it will firstly apply the Exec resource, i. jar file is actually an update for an application which is running as a service. Defined resource types, sometimes called defined types or defines, are blocks of Puppet code that can be evaluated multiple times with different parameters. Providers. The most important point that I was trying to convey to you in my previous message was that Puppet does not use a mechanism anything like that to set up the environment for the Exec's commands. 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. 1. The command must be idempotent. The ordering arrow is a hyphen and a greater-than sign ( -> ). When using exec resources with the powershell provider, the command parameter must be single-quoted to prevent Puppet from interpolating $(. However, we need to execute the semanage command to manage port settings. Ensures that a given line is contained within a file. Exec is a very useful resource type present in Puppet which is used to executes external commands. (See the notes on refreshing below. Data type: Optional[String] see the Exec resource. exe /c java -jar foo. 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. It requests a configuration catalog from a Puppet. I'm just suggesting a possible reason for the downvote on your answer, regardless of whether it was strictly-speaking. conf file is created; after the. Puppet contains resource types to manage some SELinux functions, such as Booleans and modules. 2. The implementation matches the full line, including whitespace at the beginning and end. puppet_pkgdmg_installed_NAME. When puppet runs, it will check the status of the package and service and will perform actions as necessary to get to the. Teams. Puppet resources have to succeed, there's no way to ignore errors. In this example, the title is C:Tempfoo. If a given resource is not in the desired state, Puppet takes whatever action is necessary to put. I am using vagrant with puppet to set up virtual machines for development environments. Q&A for work. The external_nodes script receives the name of the node to classify as its first argument. Each value in the Puppet language has a data type, like “string. If it would be sufficient to emit the message into the master 's log, then there is a set of functions for that purpose. ) The name of the service to run. If a given resource is already in the desired state, Puppet performs no actions. Use per-resource default attributes when possible. require means that the the resource passed to require must be applied before the calling resource. To ensure the resource is. notify. exe -NoProfile -NoLogo . exec { 'chkconfig': command => "/sbin/chkconfig --add $ {shutdown_script}", require => File ['shutdown-script'] } This is actually your root cause here. 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. Declaring providers. Returns the smallest Integer greater or equal to the argument. ) The group name. Install Puppet Agent on bulk windows server. If a resource subscribes. This is the documentation for Puppet's built-in resource types and providers. So use this resource for specific case like when it receives events by using the refreshonly parameter. Reads the actual state of the resource on the target system. Optional resource types for Windows. There is always only one resource being applied, the next one will always wait for the previous to finish. Restart the Puppet master after upgrading; Step 4: Installing the agent nodes. Providers implement the same resource type on different kinds of systems. 1. 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. Note the following details in this file resource example: Puppet uses a basic syntax of type { title: }, where type is the resource type. You can create relationships between two resources or groups of resources using the -> and ~> operators. For example, to view the free disk space of a host, run: With. Add classes from the privileges and sudo modules to your agents. For each resource Puppet determines whether it needs a sync, and then acts accordingly, all in one step. cmd', provider => windows, subscribe => File ['folder_a'], logoutput => true, refreshonly => true, # Add this line. conf", doesn't seem to be possible with file-resources. The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. You can, however, interpolate the values of facts or ordinary Puppet variables, and that might be a good route to what. I'm trying to purge from that directory all things that haven't been defined in my puppet code. txt', This command will write the following text to /tmp/output. ~> (notifying arrow; a tilde and a greater-than sign) — Applies the resource on the left first. On all the other nodes, run the following command:. This page provides a reference guide for Puppet 's built-in types: package, file, service, notify, exec, user, and group. But i want it to run after all the resources are created so that i can get the information about the. This is a typical antipattern in Puppet manifests. One way or another, puppet has to know what to do. However, we need to execute the semanage command to manage port settings. Default path for exec resource with forman and puppet. Puppet Server and Puppet ’s companion utilities Facter and Hiera, have their own CLI. Puppet supports if and unless statements, case statements, and selectors. Inheritance is a process whereby a Puppet class can be derived from another class by using the inherits keyword. Make infrastructure actionable, scalable and intelligent. With Bolt on the command line, run bolt task run exec command=<COMMAND>. )How to pass multiple values in exec command resource in puppet? 7. Optional resource types for Windows. Infrastructure as code, task orchestration, event driven workflows. pp ). For instance, to. 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). The exec has refreshonly => true, which only allows Puppet to run the command when some other resource is changed. 2 and are. EDIT: The below works if you're using puppet apply but not otherwise, because the find_file function is evaluated during catalog compilation. Several resource types (including file, exec, and package) take file paths as values for various attributes. I have used exec type to accomplish this. If you do need to do it via say the exec resource, then @16c7x's statement is correct. In this case, my modules are located in C:modules, and the WSUS Client module is at C:moduleswsus_client. Defined resource types , sometimes called defined types or defines, are blocks of Puppet code that can be evaluated multiple times with different parameters. The refreshonly true will assure you that the script will be executed only if it is notified. Here is my attempt: exec { 'Executing SplunkForwarder Installation Script': command. This is especially useful when managing Windows systems. Technically, you could use: exec { "root_bashrc": command => "bash -c 'source /root/. This seems to work just fine. – Matthew Schuchard. ) The state managed by an exec resource represents whether the specified command needs to be executed during the catalog run. Usage. This page provides a reference guide for the core Puppet types: package, file, service, notify, exec, cron, user, and group. It's important to note that the notify resource type is not idempotent. [1]Classes have no analogous feature. More advanced usage. txt. ) (See the notes on refreshing below. Interpreting the output of the puppet apply command; Adding control. So, in order to avoid this I am adding the refreshonly parameter as follows. For detailed information about these types, see the Resource type reference or. 5. I am trying to solve the issue with having the old server. ) (See the notes on refreshing below. exe -NoProfile -NoLogo -NonInteractive -Command "& {set-service Spooler -Status Running. Puppet basically runs as a daemon in which it executes every 30 mins. Puppet is declarative - you tell it what state you want a system, and it goes and creates it. 2. Setting enable => true will assign a service the “Automatic” startup type; setting enable => manual will assign the “Manual” startup type. To use sudo non-interactively, the invoking user needs a NOPASSWD: entry in sudoers %wheel ALL=(fred) NOPASSWD: /usr/bin/echo "hola dan" Then. Since Puppet uses the same exec resource type on both *nix and Windows systems, there are a few Windows-specific caveats to keep in mind. Expand Resources are the fundamental unit for modeling system configurations. Among them, notice (), info (), and debug () seem the. 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: est. jar file is actually an update for an application which is running as a service. 0powershell. Long answer The scheme you have in mind is not compatible with Puppet's master/agent paradigm. file { '/var/owner => 'recurse => true, } As a matter of fact, Puppet currently cannot automatically create all parent directories. ) The state managed by an exec resource represents whether the specified command needs to be executed during the catalog run. The main difference is that enable and ensure are much more closely linked — running services are always enabled, and stopped ones are always disabled. ), and can log the child process output and exit status. 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). When installing the packages from a DMG, this provider writes a file to disk at /var/db/. Whether to manage the home directory when Puppet creates or removes the user. Since Puppet uses the same exec resource type on both *nix and Windows systems, there are a few Windows-specific caveats to keep in mind. Puppet agent runs as a specific user, by default LocalSystem, and initiates outbound connections on port 8140. Puppet can run binary files (such as exe , com , or bat ), and can log the child process output and exit status. To ensure the resource is idempotent, specify one of the creates, onlyif, or unless attributes. It is messy and not best practice though. You are misundersanding how Puppet works. To ensure the resource is idempotent, specify one of the creates, onlyif, or unless attributes. 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. Puppet: How to execute a Exec resource if another Exec resource failed. You should add all relevant directories as resources instead. Share. This might prove disastrous. You will need to update your manifests to use the new parameter names. Puppet supports most of the conditional structures you can find with traditional programming languages, like if/else and case statements. The file resource uses the title to determine where to create the file on disk. group. d. disable_keys: Disables the requirement for all packages to be signed. tar': cwd => '/var/tmp', creates => '/var/tmp/myfile', path => ['/usr/bin', '/usr/sbin',], } See full list on puppet. 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. There are two main ways of achieving this: using the standard resources type. Puppet does however attempt to track whether a resource has changed state. 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. It must be either a local disk path or an HTTP, HTTPS, or FTP URL to the package. 24 and 7. 0. Resource relationship chaining arrows. Resource Type: exec; Using exec on Windows ; Resource Type: file; Using file on Windows. I can fix this manually. The provide method takes three arguments plus a block: The first argument must be the name of the provider, as a :symbol. As a result, the chown in the main command always is run, and that is reported. The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. Let’s say you want to execute a command based on a fact. How to apply resource only if content would change. This tool is a part of the policycoreutils-python package, which is not installed on Red Hat Enterprise Linux systems by default. By default, Puppet ’s HTTPS traffic uses port 8140. Parameters change how Puppet manages a resource, but do not necessarily map directly to something measurable. The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. Puppet contains resource types to manage some SELinux functions, such as Booleans and modules. (See the notes on refreshing below. (See the notes on refreshing below. If you really want to use puppet apply, intead of the more comment puppet agent, you can either :. (See the notes on refreshing below. Several resource types (including file, exec, and package) take file paths as values for various attributes. pp. 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. One that provides a big benefit with very little effort is better resource naming. ) (See the notes on refreshing below. 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. The very first concept we want to introduce you to is the Puppet manifest. } puppetlabs-registry is a custom type and provider, so you can use puppet resource to look at existing registry settings. class { selinux: mode => 'enforcing', type => 'targeted', } This will include the module and manage the SELinux mode (possible values are enforcing, permissive, and disabled) and enforcement type (possible values are targeted, minimum, and mls ). As of Puppet 4. txt. Resource references identify a specific Puppet resource by its type and title. Directory separators in file paths. exec { "initialize-footool": require => Package ["footool"] } file { "/etc/default/footool": before => Exec ["initialize-footool"] } read more like english than just requires on the exec. Moreover, the directory /etc/facter/facts. However, we need to execute the semanage command to manage port settings. Like, from scratch. , Perforce Software, Inc. The very first concept we want to introduce you to is the Puppet manifest. The Forge is an online community of Puppet modules submitted by Puppet and community members. The Puppet exec resource has OnlyIf and Unless attributes which can be used to limit when the command is invoked; e. For example, the user type’s managehome attribute is a parameter — its value affects what Puppet does, but the question of whether Puppet is managing a home directory isn’t an innate property of the user account. ), and can log the child process output and exit status. In general convert. For your specific case, perhaps running puppet in verbose or debug mode will work. Each one is expected to specify. Puppet is about describing state and making sure things only have to run once. sh', command =>. The most common Puppet’s Resources are Listed below. The general form of a resource reference is: The resource type, capitalized. exec. . Puppet resources are idempotent, because they describe a desired final state rather than a series of steps to follow. ) (See the notes on refreshing below. 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. To ensure the resource is idempotent, specify one of the creates, onlyif, or unless attributes. 4. onlyif. How do I do this? Similar to referencing File['name']. g. The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. In a particular project, I have a lot of Puppet exec resources with pipes. Chaining arrows forming relationships between three resources, using resource references. In other words Puppet will be sure to execute apt. Containment is what controls the order in which the various parts of your Puppet code are executed. Ok then an isolated source /etc/profile in an exec resource will not achieve this for you. What worked was putting the definition in the class where I want to use some exec resources, but that is basically the same as defining the path for every exec. Providers. This is the default setting. Other built-in types. Puppet is an open-source configuration management tool from Puppet Labs. Ordering follows from that, but so also. However, unfortunately, there is no way to make file_line match over multiple lines and replace with new content. With the exec resource type considered the last ditch, its refreshonly parameter should be seen as especially outrageous. cron. The onlyif parameter is defined as. That means notify and require. This says "get-chocolatey" should happen before any package resource with a Chocolatey provider. To ensure that only the currently approved keys are present, you can purge unmanaged SSH keys on a per-user basis. You can't use exec resources as conditional logic for other resources like this. pp file: sudo vi lamp/manifests/init. A pair of curly braces ( { and } ) containing a <KEY> => <VALUE> string for each key-value pair, separated by a comma and a space ( , ), with no trailing comma. [puppet master ip] puppetmaster puppet [puppet client ip] puppetclient I understand that remote-exec runs after the resource is created. Puppet does this automatically for most resource types, but this is not possible for exec, because synchronization is defined so arbitrarily. ) A caution: There’s a widespread tendency to use collections of execs to manage resources that aren’t covered by an existing resource type. The most prominent exception among Puppet resources is the exec resource type, which is idempotent but relies on the user to design them accordingly. Providers implement the same resource type on different kinds of systems. Additional resource types are distributed in Puppet modules. No find command is run; the test just passes by examination of the argument. Open source Puppet docs for recent end-of-life (EOL) product versions are archived in place, meaning that we continue to host them at their original URLs, but we limit their visibility on the main docs site and no longer update them. 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). Run puppet exec command only if output file has changed. To override. But the exec resource have to be called only once.