h ), and the sub-processes it spawns. How to set Powershell ExecutionPolicy via Puppet exec command with unless property on Windows?. I am wondering whether it is possible to have Puppet only stop and disable a Windows service if it exists. properties. Adds a new exec provider for executing PowerShell commands. Sep 13, 2012 at 15:51. at deployment time, but figured it would be best to have Puppet manage it. I assume the default behavior of the parser is such that if it receives an array. Hot Network Questions Is source of space-time curvature necessary?All groups and messages. It will execute the block of code associated with the first matching case, and ignore the remainder of the statement. Welcome to the Puppet CookBook. wow! My recommendation is: throw it away and start over. All groups and messages. This runs the first-exec, and unless /var/exists it runs the second-exec. if statement, with in expression. On reboot, the directory doesn't exist, strangely enough. The 'refreshonly' parameter, on the other hand, makes application of the Exec conditional on (and subsequent to) one or more other resources changing, sort of like an 'on update' trigger in a database. The best solution would actually be to use something like Augeas to examine the file and modify as necessary. Puppet attempts to execute directories from /etc/init. No find command is run; the test just passes by examination of the argument. The exec has refreshonly => true, which allows Puppet to run the command only when some other resource is changed. As long as the file / directory specified in creates exists puppet won't run the exec. 1. So, in order to avoid this I am adding the refreshonly parameter as follows. How to ensure Service is restarted before commands from Exec resource execute? 0. I have a requirement where one exec notifies another exec which notifies a defined resource type (which sets some variables and runs an internal exec). However the in function seems to work with if only, when I use unless I get the following e. 1. refresh: Command to execute if the resource is refreshed due to a notify or subscribe. If you can modify the Puppet manifest(s) you can simply add the following definition for setting a default path attribute for all Exec resources to /bin: Exec { path => "/bin" }err: Failed to apply catalog: Parameter unless failed on Exec[mkdir_autostart]: '[ -d /home/pi/. exe create MyService start= auto binPath= "C:path oyour. user. As Forrest already said, it's not what puppet is designed for. txt –Value “Hello”’, logoutput => true, provider => powershell, } } The three parameters I use in this manifest are command, logoutput and provider. Since I don't have Puppet 4. 0. We explore practical examples and best practices for handling procedural requirements when we look at the exec resource type in Chapter 5. I will show how these work in the example below. Exec ['get-chocolatey'] -> Package<| provider == 'chocolatey' |>. And elsewhere you can add to the parameters for. Publish a module; Topics. Because the same concept underlies these different forms of conditional logic available in Puppet, we'll only cover the if statement in the tasks for this quest. Other built-in types. 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. 1. Sends an arbitrary message, specified as a string, to the agent run-time log. {"payload":{"allShortcutsEnabled":false,"fileTree":{"lib/puppet/type":{"items":[{"name":"file","path":"lib/puppet/type/file","contentType":"directory"},{"name. 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. You might want to use the refreshonly parameter on your exec. I do not account that a bug, however, as (1) it's probably more useful behavior, and (2) it's consistent with the example in the docs. To ensure the resource is idempotent, specify one of the creates, onlyif, or unless attributes. If this parameter is set, then this exec will only run if the command has an exit code. Setting the umask only has effect within the process that does it (see umask in sys/stat. This tells Puppet to run aspnet_regiis. txt ]; then echo "my_fileexists=yes" else echo "my_filexists=no" fi. 1 Answer. After changing topology strategy, cassandra should rebuild keyspace - this is where puppet comes. rb in the Puppet source code. To ensure the resource is idempotent, specify one of the creates, onlyif, or unless attributes. 6. However currently I am struggling to figure out how to do this. Aside from being good. Having chosen an Exec instead, it was unnecessary to introduce sudo into the command. Puppet PowerShell Execution. The shortest path to creating better Puppet modules. Running Powershell command directly using Puppet exec resource. Puppet 7. If a manifest has no syntax errors, the tool outputs nothing. Without one of these conditions, the exec will run on every run of the puppet file which is generally undesirable. 1. . Ensure directory tree exists. And as for the title of this question which I originally overlooked. puppet exec returned 1 instead of [0] 1. However, this manifest will exec the command every time the puppet client checks in with the puppet master. e. Resource default for the exec type A resource default statement set default attribute values for a given resource type. For detailed information about built-in types, see the Resource type reference. The exec has an onlyif, unless, or creates attribute, which prevents Puppet from running the command unless some condition is met. command => '/path/to/script. The 'unless' and/or 'ifonly' commands must run every time, though. If the query specified in the unless parameter returns one or more records, the main statement is skipped. d directory, then puppet agents pull it down and execute it on every run and provide the fact. By default, Puppet returns the first value it finds, but it can also continue searching and merge all the values together. Connect and share knowledge within a single location that is structured and easy to search. Improve this answer. To run an exec task, use the task command, specifying the command to be executed. {"payload":{"allShortcutsEnabled":false,"fileTree":{"manifests":{"items":[{"name":"fcontext","path":"manifests/fcontext","contentType":"directory"},{"name":"boolean. From the puppet i get the error:The solution is to invoke bash with the command as an argument, i. 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. 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. Case statement. Puppet: Exec from class when Exec from another class is successful. The exec has an onlyif, unless, or creates attribute, which prevents Puppet from running the command unless some condition is met. I'm experiencing a very strange behavior with Puppet's Exec type. Teams. Q&A for work. lst contents. A statement to determine if the wls_exec must execute. You can use these special values to examine a piece. Classes generally configure large or medium-sized chunks of functionality, such as all of. I think this is due to how the PowerShell module calls PowerShell - it passes -ExecutionPolicy Bypass as part of the powershell. This means a resource with noop => false will be changed if necessary, even when. 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. Long answer The scheme you have in mind is not compatible with Puppet's master/agent paradigm. I am new to Puppet, and I am trying to install a file if a package is installed. You can create relationships between resources or groups of resources using the -> and ~> operators. exec power shell script having corrective action every time. The logoutput parameter just logs the output to the. If you declare users as virtual resources , you can then use 'realize' or the collection syntax ( User <|. If you remove the parameter it will also fail if the regular execution policy is set to Restricted. Any command in an exec resource must be able to run multiple times without causing harm — that is, it must be idempotent. What I am looking for is a way to make the exec command dependend on the checksums of arbitrary other files:Adds a new exec provider for executing PowerShell commands. |>). Puppet exec unless doesn't appear to work how I expect. , unless you really intend to resolve that path against the working directory. or use the 'resolvconf --disable-updates' exec resource's 'unless' parameter to test for a running unbound daemon prior to installing the package. Note: PowerShell variables (such as $_) must be escaped in Puppet manifests either using backslashes or single quotes. See full list on puppet. Selector statement. require means that the the resource passed to require must be applied before the calling resource. Running Powershell in Puppet. sh', onlyif => systemctl service_trendmicro, # which system should return 0 or 1 for pass. The default behavior is to report the exit code only for the last command in the pipeline. "exec / onlyif" and "exec / unless" are kind of measures-of-last-resort in the Puppet world (now, having said that, I must admit that I'm completely guilty of using it myself on occasion :p ). If. Setting noop=>false means your file resource will always be applied, even in a noop run. Provides integrated testing tools and a command line interface to help you. There are a few important parameters to use when writing an exec resource with PowerShell. Puppet Exec tag onlyif troubles. The second one unzips it. The Win32 APIs. Puppet have a defined resource fail if a variable is set to undef. Juan. Conditional statements allow you to write Puppet code that will return different values or execute different blocks of code depending on conditions you specify. If Puppet were running without privilege then sudo would not help, because Puppet would not provide a. The exec has an onlyif, unless, or creates attribute, which prevents Puppet from running the command unless some condition is met. 0. 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. To run tasks with Puppet Bolt, Bolt 1. This module is particularly helpful if you need to run PowerShell commands but don't know the details about how PowerShell is. Puppet Labs modules on the Puppet Forge are open projects, and community contributions are essential for keeping them great. I am currently learning puppet, and I am attempting to have an exec that will notify another exec but only if the first exec is succsfull. There are times when you have a complex script that you just need to get into configuration management. 0. In a particular project, I have a lot of Puppet exec resources with pipes. exe -NoProfile -NoLogo . exe invocation as the command. Tasks use Scripts to execute them on remote machines. Puppet File resource runs despite Exec unless. Puppet modules to install and manage Oracle databases, Oracle Weblogic and Fusion Middleware, IBM MQ, IBM Integration Bus and other enterprise-grade software. Modules that are supported by Puppet, Inc. Maybe. Tim Gosley’s four decades in puppetry include a wide spectrum of projects. – tom. 2 but are only using architecture-appropriate. Puppet File resource runs despite Exec unless. The documentation for Exec's onlyif tag says this: onlyif The exec has an onlyif, unless, or creates attribute, which prevents Puppet from running the command unless some condition is met. 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. , are rigorously tested, will be maintained for the same lifecycle as Puppet Enterprise, and are compatible with multiple platformsTechnically, in fact, you cannot do so: Puppet will interpolate the variable's value into the Exec resource's catalog representation, so there is no variable left by the time the catalog is applied, only a literal. newtype (:yumgroup) do @doc = "Manage Yum groups A typical rule will look like this: yumgroup { 'Development tools': ensure => present, } " ensurable newparam (:name) do isnamevar desc 'The name of the group' end end. Puppet: How to execute a Exec resource if another Exec resource failed. Yes, you'd put a script into your modules path under a facts. Purging resources in Puppet requires two conditions: a type which supports listing instances (at least one provider has a self. That will run every time puppet runs. From the puppetlabs docs: The noop metaparameter allows you to apply individual resources in noop mode, and will override the global value of the noop setting. run this on your node -. As a result, notifications are shown as a change on every Puppet run. Puppet can run binary files (such as exe, com, or bat), and can log the child process output and exit status. Let’s take a look there: ls -la /etc/puppet. Valid options: String. How would the watchdog service know the Puppet exec failed? I don't want to remove the dir or run the exec if the directory does exist and the first exec was completed successfully. Modules that are supported by Puppet, Inc. running the code resulted in: fatal: [192. Mar 25, 2015 at 21:56 @Fr3edom21 if this answer is acceptable, please accept it as the answer. If this parameter is set, then this exec will only run if the command has an exit code. I would like to add a number of control gates into my manifest via onlyif and unless. Onlyif and unless are somewhat similar as they serve as conditional operators in Puppet which means the command runs based on the output of what is in these parameters. Puppet is about describing state and making sure things only have to run once. Writing some classes for cassandra, one of them is to align clustering settings using puppet exec etc. Puppet exec unless doesn't appear to work how I expect. And after that, run puppet agent with pluginsync enabled, and you can use custom type like this:. 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 2. Ben is the Community and DevRel lead at Puppet, where he's been scared by production Puppet code for the last decade. 4. 1. 3. txt –Value “Hello”’, logoutput => true, provider => powershell, } } The three parameters I use in this manifest are command, logoutput and provider. exe only when the aspnet_banking_app is created or changed. 9]: FAILED! => {"failed": true, "msg": "The conditional check 'rabbitmqctl. The cis_security_hardening module has a parameter enforce for each rule. Doing some research, and looking at blog posts, I know that the structure of my code should be something along the lines of (I know it's not correct): exec {'function_name': # the script that downloads/installs/activates etc. In the code that Womble shows, there are no variables, so all the " should instead be '. Sometimes I want to run a command one time on all servers, e. How to pass multiple values in exec command resource in puppet? 0. bundle exec rake dir_server:run [config/dea. The Puppet Design Philosophy Before we begin to explore best practices with Puppet, it’s valuable to understand the reasoning behind these recommendations. if statement, using expressions and facts. Learn more See the exec documentation for the command, unless, and onlyif. Now that Puppet is installed and ready to run, it’s time to create a Puppet configuration. Puppet: 'creates' does not create a new file. How to pass multiple values in exec command resource in puppet? Hot Network Questions How to extract coefficients and powers from expressions with non integer powers?This is such a common requirement that puppet has a single property that "does the right thing". Commenting out or outright deleting the class declaration, as you have done, is the simplest and most universal method for ensuring that the class is not applied. Rename("new-guest")', unless => 'if (Get-WmiObject. Another way to control an exec resource is to add a refreshonly => true attribute. Puppet advanced default params. When evaluated, these tagged expressions can modify text in the template. For. Description. every time Puppet's agent apply its manifests), even when the onlyif condition is false, unlike Exec['install-newrelic-apt-key']. Create this file only if it does not exist, or Start this windows service unless it’s already running. Creating a directory is another task that is handled by the powerful and flexible file type. Puppet exec unless doesn't appear to work how I expect. However, when I clean my /tmp and apply the manifest again, it fails because the first exec doesn't executed. If the agent can perform the requested action at all, then it does not need sudo in order to do it, as it would be running with privilege in the first place. notify is set on the user, and refreshonly is set on the exec. The exec has an onlyif, unless, or creates attribute, which prevents Puppet from running the command unless some condition is met. Follow#####unless Runs the exec, unless the command returns 0. The script remaps several legacy user id's that conflict with local system users. exe /C tzutil. exec { 'mysql post cmd1': command => 'whatever', require => Mysql::Db['cosmed'], unless => 'command to check that this exec has been applied. exe -executionpolicy remotesigned -file C:\test. If exec command was successful and facter returns true then only it should execute, but following manifest executing individually without checking whether that exec. -- Peter Bukowinski. How to set Powershell ExecutionPolicy via Puppet exec command with unless property on Windows? 1. And as for the title of this question which I originally overlooked. 2. Yet when I run puppet agent -td I see that the puppet agent IS executing pkill -SIGQUIT mysqld; sleep 5; systemctl restart mysqld. Puppet Coding Style - In Puppet, the coding style defines all the standards which one needs to follow while trying to convert the infrastructure on the machine configuration into a code. code. Puppet’s behavior when declaring or assigning a class with both styles is undefined, and will sometimes work and sometimes cause compilation failures. Adds a new exec provider for executing PowerShell commands. exe -ExecutionPolicy ByPass -command "here any command on powershell ""} On Thursday, October 9, 2014 4:22:14 PM UTC-3, Paul Ponzeka. Teams. I wouldn't use puppet for a yum update, and my execs always have creates, onlyif, refreshonly or unless to ensure they only run when needed. 0. exec { 'chkconfig': command => "/sbin/chkconfig --add $ {shutdown_script}", require => File ['shutdown-script'] } This is actually your root cause here. Puppet avoids destroying directories unless the force attribute is set to true. For example, to view the free disk space of a host, run: With. I was hoping to use onlyif in my class, but it seems a little confusing when trying to check for an absent registry value that contains my route. exec {'rename-guest': command => '(Get-WMIObject Win32_UserAccount -Filter "Name='guest'"). Puppet running exec before other commands. This module is particularly helpful if you need to run PowerShell commands but don't know how PowerShell is executed, because you can run PowerShell commands. unless => "powershell. Extending the timeout is an option but ridiculous since default is 300 seconds and none of these commands should take 5 minutes or more to return. You can read more about it here. , are rigorously tested, will be maintained for the same lifecycle as Puppet Enterprise, and are compatible with multiple platforms. To ensure the resource is idempotent, specify one of the creates, onlyif, or unless attributes. The command specified causes the exec to be triggered unless the command specified returns a success (zero) exit status. The strange thing is that when I reboot my machine and re-run puppet apply, it reruns the creation of this directory on every reboot. I will show how these work in the example below. NORTHWEST LIBRARY FEDERATION. One way is to use custom fact but that gets a bit too complicated as it requires ruby knowledge and custom facts execute on each and every server. Puppet File resource runs despite Exec unless. This module is particularly helpful if you need to run PowerShell commands but don't know how PowerShell is executed, because you can run PowerShell commands in Puppet without the module. command => '/path/to/script. If the resource that you want to apply conditionally does not have any built-in conditional checks that serve the purpose, then Puppet conditional statements such as if and case are the most likely options. Thus, a package can not both be installed at a particular version and marked held using dpkg. Execute installers from shared (samba) folder instead of copy it first to agent system does not solve the issue. Your exec will run only if pgrep returns 0. Hot Network Questions Cause-effect definition of fictitious forcesAdds a new exec provider for executing PowerShell commands. Please qualify the command or specify a path. 0. So, in order to avoid this I am adding the refreshonly parameter as follows. Adds a new exec provider for executing PowerShell commands. 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. Tags. 2. My approach is to build an array (or list) of only the titles in hiera and then iterate over them in a PowerShell 'only if' or 'unless'. Background: I am upgrading our lxc puppet module to support the emerging unprivileged LXC technology. In this case specifying a directory is done by setting ensure to (unsurprisingly) directory. I have a script that really only needs to be run one time on a server, i. Q&A for work. Find can exclude Named Pipes:-type c File is of type c: b block (buffered) special c character (unbuffered) special d directory p named. Larger exit codes on Windows behave inconsistently across different tools. , are rigorously tested, will be maintained for the same lifecycle as Puppet Enterprise, and are compatible with multiple platforms. 1. But either way the trailing exit statement in the command will return a non-zero exit code if that happens. How to clean up files created by Exec resources? 0. Puppet exec unless doesn't appear to work how I expect. check that the node can communicate with the puppetmaster on the relevant port. Do you have reason to think that there's something wrong with. As an example I have a powershell script that opens notepad:. Sort by Year. Puppet: Exec from class when Exec from another class is successful. puppet seems to execute the command in a way that means it never runs successfully. The problem also happens to my start command which also use bundle exec: after puppet finished dea_ng::install and run dea_ng::service, the command below did not work unless I execute it manually on the client machine. You need to put the rabbitmqctl list_vhosts | grep sensu in a separate task and register the result to use it in the when clause. how do I tell 'puppet apply' that the package is already installed) But you really need something like an onlyif or unless or this is going to execute every 30 minutes and that breaks the idempotent rule we try and apply with Puppet code where things only change if they need correcting. 0. But this configuration does not detect when any of the configuration files have been modified outside of puppet. The exec has an onlyif, unless, or creates attribute, which prevents Puppet from running the command unless some condition is met. I am using vagrant with puppet to set up virtual machines for development environments. The Puppet exec resource has OnlyIf and Unless attributes which can be used to limit when the command is invoked; e. Something like this should work: - name: Get rabbitmq vhosts. Puppet Exec tag onlyif troubles. The exec resources will only refresh themselves when they receive a notification. Puppet exec - fails to execute command as user. 0. All groups and messagesCreate A Puppet Configuration File. Modules that are supported by Puppet, Inc. Adds a new exec provider for executing PowerShell commands. The commands in an Exec resource either have to be fully qualified (i. 0 to 5. Puppet does not know about the files which are been modified by the shell script. Sequence of Execs in Puppet. Adds a new exec provider for executing PowerShell commands. Puppet provides a built-in exec type that is capable of executing commands. Expand. To use commands with pipe |, you must use the shell builtins work around with cmd. To ensure the resource is idempotent, specify one of the creates, onlyif, or unless attributes. 0. execute (command, options = NoOptionsSpecified) ⇒ Puppet::Util::Execution::ProcessOutput (also: util_execute) Executes the desired command, and return the status and output. The documentation referenced is about something different: the 'unless' statement. Puppet Development Kit. exec { 'update hostname': command => 'hostname VM01', path => '/usr/bin:/usr/sbin/:/bin:/sbin', unless => '[ "$(hostname)" == "VM01" ]', } You need to. But if you want specifically to use the unless or onlyif property of an Exec resource to control whether to run that Exec's command, then you have to understand that those properties specify operating system commands to run to perform the evaluation. 0. All modules; Supported modules; Modules with tasks; Contribute. With PE on the command line, run puppet task run exec command=<COMMAND>. sh', onlyif => systemctl service_trendmicro, # which system should return. The difference between platform engineering and DevOps is pretty nuanced. 1. ” There is also a set of values whose data type is “data type. This module adds a powershell provider to the exec type, which enables all of the exec parameters, such as creates, onlyif, unless, etc. ), and can log the child process output and exit status. TJL. 0. Puppet can run binary files (such as exe, com, or bat), and can log the child process output and exit status. Puppet: Exec from class when Exec from another class is successful. This example specifies defaults for the exec resource type attributes path , environment , logoutput , and timeout . When I apply the manifest for the first time, it works correctly. –Note that Puppet issue 8083 should not affect you in the case that the Application-Server feature is installed, but it is unclear (to a non-initiate in Powershell) what the exit code of that 'unless' command will be in the alternative case. Windows puppet exec command file path. 6. The baseline measures how long Puppet takes to just start up, so it’s not even executing powershell then. 0. Explanation. Getting started. 1. Alternatively, if that is valid, call the prior script through the latter's onlyif or unless parameter, instead of as its own exec resource. 2 or later for the pip3 provider, what is an alternative approach to installing Python packages by hand via the 'pip3' command? If I use the 'exec' approach, how do I control the package from being reinstalled all the time? (i. 2. The file is not being created because the Puppet agent is never actually applying your catalog because you have a compilation error: Error: Failed to apply catalog: Validation of Exec. 1 Answer. Only supported on Windows Server 2003 and above, and Windows 7 and above. ##Limitations. Certainly, Notify is right out. '". It doesn't even cause clutter in the logs! See also. 10, to 5. Hot Network Questions tcpdump -vvv is not verbose enough In which situations or societies do people not take turns to. Puppet lookup uses a hierarchy of data sources, and a given key might have values in multiple sources. 4. An example in Puppet 2. Usage. So the "cwd" now impacts the path of the "onlyif". g. Backslashes MUST be used in:. My concept is Execute the script if the output from az --help give nothing (which mean there's no Azure install)Puppet exec unless doesn't appear to work how I expect. Puppet's if statement allows you to change the manifest behavior based on the value of a variable or an expression. 168. Modules that are supported by Puppet, Inc. Puppet can take an existing PowerShell Module and build a Puppet module out of it. The synchronization of an out-of-sync Exec resource involves only running the command given by its 'command' property, so that's the only part that --noop prevents. Installing servers with Puppet is a real plus compared to shell (yeah captain Obvious!). In many cases, such commands get only one chance to fire. The Puppet “exec” resource allows users to run commands and scripts on nodes. In the modified question, the resources involved have such a relationship already.