I am struggling with how to pass a puppet variable through to powershell. Despite the -ExecutionPolicy parameter the PowerShell command will fail if execution is restricted via group policy. However the in function seems to work with if only, when I use unless I get the following e. My first idea came in the lines of (within a class):One minor nitpick regarding Womble's answer: the puppet style guide recommends using single quotes unless you need double quotes for variable interpolation. Improve this answer. Create this file only if it does not exist, or Start this windows service unless it’s already running. On Windows, most exit codes are integers between 0 and 2147483647. 6. First I would like to use booleans as defined in Hiera [ auto lookup function ]. Try adding -Scope LocalMachine to your unless statement. , are rigorously tested, will be maintained for the same lifecycle as Puppet Enterprise, and are compatible with multiple platforms. Valid options: String. Adds a new exec provider for executing PowerShell commands. . What is Puppet? | How Puppet Works? | Puppet Tutorial For. Puppet exec - fails to execute command as user. 26th - 28th Surrey Sparks Stages - Puppet-making workshops Surrey BC. 4. ) I am running Puppet v3. 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. exec {'rename-guest': command => '(Get-WMIObject Win32_UserAccount -Filter "Name='guest'"). Puppet: Conditional exec using unless-option. How do you configure a Puppet exec to execute another command as part of onlyif. The exec has an onlyif, unless, or creates attribute, which prevents Puppet from running the command unless some condition is met. And elsewhere you can add to the parameters for. However, I only want to apply the 'netsh advfirewall reset' exec if firewall rules other than what I have specified in Hiera exist. 0. You might want to use the refreshonly parameter on your exec. #####unless Runs the exec, unless the command returns 0. They take a control expression and a list of cases and code blocks, and. , 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. Learn more about TeamsIt's just not something you can do with vcsrepo unless you can override path (you can in exec). exe -NoProfile -NoLogo . When using cmd. Tags. 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. So if you put an exec without conditions, it will execute the command on every run. Q&A for work. 0. The way I check this is if the gopher user has the default uid of 13. 3 I am experiencing puppet exit code 1 when running any powershell script that starts or invokes a process. Puppet exec unless doesn't appear to work how I expect. Publish a module; Topics. You can use not filter to get unless like behavior. d directory, then puppet agents pull it down and execute it on every run and provide the fact. Puppet is an amazingly powerful and flexible tool. Puppet Exec with no command attribute. Puppet can run binary files (such as exe, com, or bat), and can log the child process output and exit status. Puppet reboot in stages. Discover. Conditional statements allow you to write Puppet code that will return different values or execute different blocks of code depending on conditions you specify. 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. On Windows, most exit codes should be integers between 0 and 2147483647. Q&A for work. How do I make make puppet module break if condition not met. Description. refresh: Command to execute if the resource is refreshed due to a notify or subscribe metaparameter. I want to check if the file exists in the client. Puppet avoids destroying directories unless the force attribute is set to true. I've created a puppet script to install Azure client and in the last step before using yum install, I want to make sure that the package haven't installed before for prevent from duplicate install. Installing servers with Puppet is a real plus compared to shell (yeah captain Obvious!). Plans. 163k 8 82 159. e. 2. The only plausible source of such an issue in the code you presented is your Exec's unless command: unless => "`ps -eaf | grep service | grep -v grep | wc -l` -eq 3" When the command there is executed by the shell, it first executes unless: A shell command that is run as a test to determine if the command should not run. There are a few important parameters to use when writing an exec resource with PowerShell. 00 GiB'and $::facts['processorcount'] >= 2 and Exec['port_connectivity'] condition was successful. onlyif => "/sbin/swapon -s | /bin/grep file > /dev/null" - This step works only if there is no swap in place, but if the swap file is already created, then the step fails. This will not work because the Package resource type does not have an 'unless' parameter -- that's a feature specific to Exec resources. Note: These two behaviors should not be mixed for a given class. Backslashes MUST be used in:. or use the 'resolvconf --disable-updates' exec resource's 'unless' parameter to test for a running unbound daemon prior to installing the package. 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. 1. Puppet's if statement allows you to change the manifest behavior based on the value of a variable or an expression. unless. Since moving to Puppet 5. Welcome to the Puppet CookBook. Puppet attempts to execute directories from /etc/init. Adds a new exec provider for executing PowerShell commands. The command is only executed if the Guest account does not exist, as indicated by unless returning 0. 2 Answers Sorted by: 6 test work for me at /usr/bin, so adding it to path could solve error. 12 behavior got changed to match the intention. If the file does not exist then the Exec succeeds without running /bin/true. With it, you can apply different resources or parameter values depending on certain facts about the node, for example, the operating system, or the memory size. Validate your manifest with puppet parser validate. In addition I need to run only if it detects an older version of the and is not on a certain server and then install the new version. Classes are named blocks of Puppet code that are stored in modules and applied later when they are invoked by name. 0. I have a script that really only needs to be run one time on a server, i. Puppet lookup uses a hierarchy of data sources, and a given key might have values in multiple sources. Modules that are supported by Puppet, Inc. This seems to work just fine. Share. unless => "powershell. 0. As long as the file / directory specified in creates exists puppet won't run the exec. If this parameter is set to true all necessary changes are made to make a server compliant to the security baseline rules. exe and specifying a file path in the command line, be sure to use backslashes. On reboot, the directory doesn't exist, strangely enough. But it when I try it, it is. Expand. Their exit codes convey whether to proceed with running the main command. supported Adds a new exec provider for executing PowerShell commands. You may need to reboot the system after enabling if SELinux was. where read = 4, write = 2, and execute/search = 1. With it, you can apply different resources or parameter values depending on certain facts about the node, for example, the operating system, or the memory size. 5. Search. This release documents the noop behavior of the onlyif and unless parameters of the exec resource. I am trying to use code like this: exec { 'example': path => 'C:\Windows\System32', command => 'something', unless => 'reg query "HKEY_LOCAL_MACHINE\Software\My key" /f 5. . The Puppet “exec” resource allows users to run commands and scripts on nodes. The 'onlyif' and 'unless' commands of an Exec are used in the process of determining whether the Exec is already in sync, therefore they must be run during a --noop Puppet run. This module is particularly helpful if you need to run PowerShell commands but don't know the details about how PowerShell is. 1. This module is particularly helpful if you need to run PowerShell commands but don't know the details about how PowerShell is executed, because you can run PowerShell. 1. If /etc/init. That is, unless you can use purging with them. Connect and share knowledge within a single location that is structured and easy to search. Hot Network Questions tcpdump -vvv is not verbose enough. 0. This example specifies defaults for the exec resource type attributes path , environment , logoutput , and timeout . PUP-11199. , are rigorously tested, will be maintained for the same lifecycle as Puppet Enterprise, and are compatible with multiple platforms. Thanks!. Find can exclude Named Pipes:-type c File is of type c: b block (buffered) special c character (unbuffered) special d directory p named. JULY . g. Executables, zips and or tar. You can use onlyif, unless, creates and refreshonly to manage the case when you want the command to execute. Check your syntax by entering puppet parser validate c:\myfiles\file. exe invocation as the command. ps1', } Puppet uses the same. Step Zero: Enable SELinux! Enabling SELinux is done by including the site_selinux class somewhere in your Puppet configuration. For information on all core types, including supported types in the puppet-agent package, see. 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). Shell built-ins. how to ensure puppet exec run on every event triggered? 0. } @choover Unfortunately that won't work. execute update-grub, which would look for avaliable kernels and would add related configs to the menu. Puppet File resource runs despite Exec unless. I am getting different errors and i was thinking on changing the approach and add those inline cmdlets into a . 0, to 5. I don't think there is an exception handling in a programmatic way you would like in Puppet. My notes on how to make it work for complex multi-exec configurations. This module adds a powershell provider to the exec type, which enables all of the exec parameters, such as creates, onlyif, unless, etc. Long answer The scheme you have in mind is not compatible with Puppet's master/agent paradigm. 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. 2. exec power shell script having corrective action every time. Glossary. exe only when the aspnet_banking_app is created or changed. When you share a folder on your computer, other users on the same network can access the files and folders inside it. All groups and messages. This module adds a powershell and pwsh provider to the exec type, which enables exec parameters, listed below. 1. Or even better, split the shells parts into separate exec resources with dependencies and unless parameters. Any recommendations on running. exec { 'chage': path => '/usr/bin/', command => 'chage -d 0 askar', subscribe => File ['askar'], refreshonly => true, } } I then verified that after applying the refreshonly parameter , the. They take a Boolean condition and an arbitrary block of Puppet code, evaluate the condition, and if it is false, execute. Contribute to tarunmunjal/puppetlabs-powershell development by creating an account on GitHub. It will also restart itself if exec['Do Stuf'] runs because of the way the relationship is defined. Local user accounts are often desirable for isolating applications requiring unique permissions. It is a limitation of the underlying system. This says "get-chocolatey" should happen before any package resource with a Chocolatey provider. 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. The Puppet “exec” resource allows users to run commands and scripts on nodes. jar', } Should this be part of the manifest which could look like this?Each value in the Puppet language has a data type, like “string. That command will always return 0 (true): it just tests whether the given string is nonempty. The command parameter is the PowerShell code you want to run on your node. exe create MyService start= auto binPath= "C:path oyour. Project. Valid options: String. Please qualify the command or specify a path. Learn more about TeamsPuppet provides a built-in exec type that is capable of executing commands. If executed as root, the lxc-info checks for the name among the root containers. check that the node can communicate with the puppetmaster on the relevant port. The exec has refreshonly => true , which only allows Puppet to run the command when some other resource is changed. Alternatively, if that is valid, call the prior script through the latter's onlyif or unless parameter, instead of as its own exec resource. notify is set on the user, and refreshonly is set on the exec. The pgrep manual page tells us that the exit code for pgrep will be zero (0) only when matching processes are found and it'll return one (1) when there are no matching processes. To ensure the resource is idempotent, specify one of the creates, onlyif, or unless attributes. Load 7 more related questions Show fewer. Alternately, you can put the PowerShell code. There are three main ways for an exec to be idempotent:Conversations. Windows puppet exec command file path. November 8, 2023. The command should only be run as a refresh mechanism for when a dependent object is changed. Puppet strange behaviour of execs. exe /c echo "hello"'. Puppet: Exec from class when Exec from another class is successful. 0. However, this manifest will exec the command every time the puppet client checks in with the puppet master. To do this in Puppet you would have to use an Exec and invoke setfacl (if you were on Linux, for example) directly. Puppet Exec Resource. ##Limitations. The service will detect it is not running and start itself if required. Here is my code (Puppet): exec { 'Download mediawiki to temp': cwd. Adds a new exec provider for executing PowerShell commands. Hot Network QuestionsOn this site you can find information about supported enterprise-grade puppet modules. Like if statements, case statements choose one of several blocks of arbitrary Puppet code to execute. Your solution sounds like a work-around and it is therefore totally ok to implement a work-around using Exec. This page provides a reference guide for Puppet 's built-in types: package, file, service , notify, exec, user, and group. PUP-11199. There's a generalizable form of this dependency that might be helpful in reducing the repetition of the require statement. txt ]; then echo "my_fileexists=yes" else echo "my_filexists=no" fi. The one thing the exec doesn't need to do is put the service in a started state. Puppet: How to execute a Exec resource if another Exec resource failed. silent way to import registry file via puppet module. where read = 4, write = 2, and execute/search = 1. local service ntpd start How can I make Puppet run this command once on all servers? I want to Puppet's if statement allows you to change the manifest behavior based on the value of a variable or an expression. Puppet Exec tag onlyif troubles. The code that creates the container is executed unless the following test if the container exists succeeds: lxc-info -n ${lxcname} >/dev/null. --Puppet::Type. The Puppet Design Philosophy Before we begin to explore best practices with Puppet, it’s valuable to understand the reasoning behind these recommendations. Sequence of Execs in Puppet. Puppet can run binary files (such as exe, com, or bat), and can log the child process output and exit status. 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. Note that the example uses the unless parameter to make the resource idempotent. The exec has an onlyif, unless, or creates attribute, which prevents Puppet from running the command unless some condition is met. Generally speaking, details of machines' current state on which Puppet is to base decisions about the contents of that machine's catalog must be communicated to the. Sends an arbitrary message, specified as a string, to the agent run-time log. 4. When I apply the manifest for the first time, it works correctly. 4. If this parameter is set, then this exec will only run if the command has an exit code. sh', onlyif => systemctl service_trendmicro, # which system should return 0 or 1 for pass. Examples An if statement evaluates the given condition and, if the condition resolves to true, executes the given code. exe only when the aspnet_banking_app is created or changed. All modules; Supported modules; Modules with tasks; Contribute. By default, Puppet returns the first value it finds, but it can also continue searching and merge all the values together. This will cause puppet to. As a result, notifications are shown as a change on every Puppet run. The onlyif and unless commands of an exec are used in the process of determining whether the exec is already in sync, therefore they must be run during a noop Puppet run. , unless you really intend to resolve that path against the working directory. 0. Puppet Labs modules on the Puppet Forge are open projects, and community contributions are essential for keeping them great. Unless you tell your exec not to run for some reason or another, it will always run. In many cases, such commands get only one chance to fire. PUP-11199. With PE on the command line, run puppet task run exec command=<COMMAND>. command => '/path/to/script. you should get something like -. Alternaitve 2: Use Augeas: seems overkill for a simple search & replace. Puppet File resource runs despite Exec unless. Puppet noop When Executable does not exist yet. I am trying to create Puppet exec that would only execute if certain Windows registry value does not exist. The Puppet “exec” resource allows users to run commands and scripts on nodes. The whole idea of adding this step is to check and execute the command- makeswap only if the swap is not in place. 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. The 'unless' and/or 'ifonly' commands must run every time, though. exec command unless directory exists in puppet. Unless required by applicable law or agreed to in writing, Licensor provides the Work (and each Contributor provides its Contributions) on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied, including, without limitation, any. It sounds like this is exactly what you need: exec { 'test_cmd': path => $::path, command => 'cmd. I have a script that really only needs to be run one time on a server, i. This can be used with bash on Linux, but with the PowerShell provider , it can run PowerShell on Windows and Linux nodes as well. Puppet can run binary files (such as exe, com, or bat), and can log the child process output and exit status. The Win32 APIs define exit. exe /c C:/test. The Puppet “exec” resource allows users to run commands and scripts on nodes. 0. 2. Puppet exec unless doesn't appear to work how I expect. refreshonly: Only run the command if the resource is refreshed due to a notify or subscribe metaparameter; cwd: Sets the working directory. run this on your node -. This part of the series will walk you through the process of automating server provisioning using Puppet, a popular configuration management tool capable of managing complex infrastructure in a transparent way, using a master server to orchestrate the configuration of the nodes. Puppet - Not able to find a declared class. So I assume when the puppet agent runs on my node I should NOT see pkill -SIGQUIT mysqld; sleep 5; systemctl restart mysqld execute. The onlyif and unless commands of an exec are used in the process of determining whether the exec is already in sync, therefore they must be run during a noop Puppet run. 2. Modules that are supported by Puppet, Inc. Connect and share knowledge within a single location that is structured and easy to search. So in. If the query specified in the unless parameter returns one or. 2. If you do need to do it via say the exec resource, then @16c7x's statement is correct. 0. The statement itself is simple but the class doesn't contain any built-in conditional checks (similar to "unless =>" in exec class). All groups and messagesCreate A Puppet Configuration File. In other words, if you use standard Puppet relationships to ensure that tooling is managed prior to classes or resources that use the deferred functions using that tooling, then it will operate as expected and the function will execute properly. 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. config/autostart ]' is not qualified and no path was specified. Setting the umask only has effect within the process that does it (see umask in sys/stat. exe /C: exec { 'configure_timezone': command => "tzutil. 17 also improves the way typed class parameters are checked. The script remaps several legacy user id's that conflict with local system users. The 'onlyif' and 'unless' commands of an Exec are used in the process of determining whether the Exec is already in sync, therefore they must be run during a --noop Puppet run. It is a limitation of the underlying system. password is not getting changed to the default password and also. If Puppet is managing the user that an exec should run as. If the query specified in the unless parameter returns one or more records, the main statement is skipped. But Puppet is quite hard to learn. log. 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/. If you remove the parameter it will also fail if the regular execution policy is set to Restricted. 2. my theme is puppet should only execute if this if $::facts['memorysize'] >= '4. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. This example includes an elsif condition, and gives a warning if you try to include the ntp class on a virtual machine or on machine running macOS: 2 Answers Sorted by: 6 test work for me at /usr/bin, so adding it to path could solve error. I want to check, if a given string is inside an array and if it isn't, I want to execute the code inside. 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. 1', } Puppet supports if and unless statements, case statements, and selectors. They take a Boolean condition and an arbitrary block of Puppet code, evaluate the condition, and if it is false,. 1. Apart from all that, it is good practice with Puppet to actually deploy wrapper scripts that your exec resources. The onlyif and unless commands of an exec are used in the process of determining whether the exec is already in sync, therefore they must be run during a noop Puppet run. properties. “Unless” statements Syntax Behavior Conditions Case Statements Syntax Behavior Selectors Location Syntax Behavior Expand Conditional statements let your Puppet. In conjunction with Facter, which makes details of a machine available as variables. Puppet Exec Resource. . For example, the value String represents the data type of strings. Puppet can execute binaries (exe, com, bat, etc. Tim Gosley’s four decades in puppetry include a wide spectrum of projects. To run tasks with Puppet Bolt, Bolt 1. How to pass multiple values in exec command resource in puppet? 0. The commands in an Exec resource either have to be fully qualified (i. I have two similar Exec[] in a class, both with the onlyif parameter, as you can see below. 20. This module adds a powershell and pwsh provider to the exec type, which enables exec parameters, listed below. sh', onlyif => systemctl service_trendmicro, # which system should return. 1 on CentOS, and Puppet clients 3. exe /c java -jar foo. See provider/exec. The exec has an onlyif, unless, or creates attribute, which prevents Puppet from running the command unless some condition is met. supported Adds a new exec provider for executing PowerShell commands. Puppet can take an existing PowerShell Module and build a Puppet module out of it. Puppet Exec with no command attribute. The Forge makes it easier for you to manage Puppet and can save you time by using pre-written modules, rather than writing. Puppet exec unless doesn't appear to work how I expect. Puppet: Exec from class when Exec from another class is successful. Puppet have a defined resource fail if a variable is set to undef. loki77. 1. The ordering arrow is a hyphen and a greater-than sign ( -> ). In the code that Womble shows, there are no variables, so all the " should instead be '. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Similarly, we can use unless, unless execute the command all the time, except the command under unless exits successfully. code. So having Puppet do it automatically will help with that. ##Development. This is where refreshonly backfires rather terribly. When you use any of the four so-called metaparameters for relationships in Puppet - those being: require , before , subscribe & notify - you tell Puppet that you want the application. 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. You can read more about it here. It doesn't even cause clutter in the logs! See also. If you choose to execute PowerShell scripts using the default Puppet exec provider on Windows, you must specify the remotesigned execution policy as part of the powershell. This says "get-chocolatey" should happen before any package resource with a Chocolatey provider. 1. If none of the cases match, Puppet will do nothing and move on. Puppet supports a few different ways of implementing conditional logic: ; if statements, ; unless statements, ; case statements, and ; selectors. Since Puppet 2. The problem is that the exec command is running before the group command.