Tags. After changing topology strategy, cassandra should rebuild keyspace - this is where puppet comes. DevOps. check that the node can communicate with the puppetmaster on the relevant port. If this parameter is set, then this exec will only run if the command has an exit code. There are three main ways for an exec to be idempotent:Conversations. 0 a new feature "relationship syntax" was introduced. But this configuration does not detect when any of the configuration files have been modified outside of puppet. I am getting different errors and i was thinking on changing the approach and add those inline cmdlets into a . 1. I'm experiencing a very strange behavior with Puppet's Exec type. execs will always run. Or even better, split the shells parts into separate exec resources with dependencies and unless parameters. Let’s take a look there: ls -la /etc/puppet. 1. The command parameter is the PowerShell code you want to run on your node. The code that creates the container is executed unless the following test if the container exists succeeds: lxc-info -n ${lxcname} >/dev/null. . The Forge is an online community of Puppet modules submitted by Puppet and community members. For example, to view the free disk space of a host, run: With. password is not getting changed to the default password and also. config/autostart ]' is not qualified and no path was specified. Your exec will run only if pgrep returns 0. ##Limitations. but the command fails. The logoutput parameter just logs the output to the. In particular, if you ensure the file absent then it is probably incorrect for the Exec to be triggered when the file is brouught into that state. The onlyif parameter is defined as. Modules that are supported by Puppet, Inc. 20. , for example, the Exec resource being. Your solution sounds like a work-around and it is therefore totally ok to implement a work-around using Exec. 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. 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. 1. When using cmd. 1 on many Windows machines. 1. On Windows, most exit codes should be integers between 0 and 2147483647. The Win32 APIs. If you declare users as virtual resources , you can then use 'realize' or the collection syntax ( User <|. 1st - 2nd Smithers Midsummer Festival Smithers BC. John. Puppet provides a built-in exec type that is capable of executing commands. To ensure the resource is idempotent, specify one of the creates, onlyif, or unless attributes. 7. # Setting Powershell Execution Policy to unrestricted exec { 'Set PowerShell execution policy unrestricted': command => 'Set-ExecutionPolicy Unrestricted', unless. How do I make a puppet class dependent on all of the resources it defines? 1. Thanks!. refreshonly => true on an Exec resource requests that its command be run only in the event that the resource is refreshed. 0. exec { "Change status and start-up of Win service": command => 'C:WindowsSystem32WindowsPowerShellv1. Case statement. The logoutput parameter just logs the output to the. How to pass multiple values in exec command resource in puppet? 0. 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. Puppet: Conditional exec using unless-option. 1. If this parameter is set, then this exec will only run if the command has an exit code. However, when I clean my /tmp and apply the manifest again, it fails because the first exec doesn't executed. 0\powershell. I want to check if the file exists in the client. The ensure (see ensurable. 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. The best solution would actually be to use something like Augeas to examine the file and modify as necessary. Do you have reason to think that there's something wrong. So I assume when the puppet agent runs on my node I should NOT see pkill -SIGQUIT mysqld; sleep 5; systemctl restart mysqld execute. In this blog post, we'll make it simple with definitions and examples to explain the basics of platform engineering vs. powershell conditional IsNullorEmpty not working as planned. 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. exe /c echo "hello"'. exec { 'foo': command => "/bin/bash -c 'source /etc/profile;. Apart from all that, it is good practice with Puppet to actually deploy wrapper scripts that your exec resources. Puppet Exec with no command attribute. require means that the the resource passed to require must be applied before the calling resource. Puppet File resource runs despite Exec unless. Teams. where read = 4, write = 2, and execute/search = 1. As far as I know, the basic file type in Puppet only handles discretionary permissions that only allow for one group and one owner. exec { ‘SETHELLO’: command => ‘Add-Content -Path c: est. Classes are named blocks of Puppet code that are stored in modules and applied later when they are invoked by name. This release documents the noop behavior of the onlyif and unless parameters of the exec resource. Hot Network Questions Short video of insurance salesman summoning a demon who also is into insurance Sum of Rows of Vandermonde Matrix Mulliken Labels: How do I tell apart E, doubly degenerate, symmetry apart from T, triply degenerate, symmetry) for a molecular orbital?. cmd', provider => windows, subscribe => File ['folder_a'], logoutput => true, refreshonly => true, # Add this line. 9]: FAILED! => {"failed": true, "msg": "The conditional check 'rabbitmqctl. Since Puppet 2. refresh: Command to execute if the resource is refreshed due to a notify or subscribe. g. To do this in Puppet you would have to use an Exec and invoke setfacl (if you were on Linux, for example) directly. 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. puppet-modules; puppet-motd; puppet-ntp; puppet-perl; puppet-php; puppet-ssh; puppet-timezone; python-cloudlb; rackspace-monitoring-agent-plugins;. Stack Exchange Network Stack Exchange network consists of 183 Q&A communities including Stack Overflow , the largest, most trusted online community for developers to learn, share their. Hot Network Questions Is source of space-time curvature necessary?All groups and messages. Puppet provides a built-in exec type that is capable of executing commands. in. Modules that are compatible with Puppet Development Kit (PDK) validation and testing tools. My notes on how to make it work for complex multi-exec configurations. It logs all diagnostic messages during a Puppet run. Puppet: exec onlyif value is not equal. First I would like to use booleans as defined in Hiera [ auto lookup function ]. indicates that the shell tried to execute '3' as a command, and, unsurprisingly, did not find it. If Puppet is managing the user that an exec should run as. 1. do, line 50) cannot accept an array of options. And if you do intend to resolve it as a. In your case, the Exec is always successfully applied. I assume the default behavior of the parser is such that if it receives an array. how to ensure puppet exec run on every event triggered? 0. Puppet Labs modules on the Puppet Forge are open projects, and community contributions are essential for keeping them great. –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. ora_exec {"drop table application_users@sid": username => 'app_user', password => 'password,' } This statement will execute the sql statement drop table application_users on the instance names instance. The exec has an onlyif, unless, or creates attribute, which prevents Puppet from running the command unless some condition is met. But it is certainly worth verifying the type and value of your variable. Expressions can be compounded with other expressions, and the entire combined expression resolves to a single value. I will show how these work in the example below. Puppet File resource runs despite Exec unless. This means that if a file is currently a directory,. 5. 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. Modules that are supported by Puppet, Inc. 1. For example, to view the free disk space of a host, run: With. 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'. ##Development. Puppet: Conditional exec using unless-option. ps1 script. 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. See full list on puppet. 🔩 Tip: Unless your module also includes tests for manifest code, add the BoltSpec helpers and configure Puppet and Bolt in spec_helper. Modules. running the code resulted in: fatal: [192. 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. How to ensure Service is restarted before commands from Exec resource execute? 0. Hot Network Questions To find rate of change of area of triangle when rate of change and value of length of base and height are 3cm/min, 5cm/min and 8cm,10cm respectively. supported Adds a new exec provider for executing PowerShell commands. This will not work because the Package resource type does not have an 'unless' parameter -- that's a feature specific to Exec resources. NORTHWEST LIBRARY FEDERATION. However, this manifest will exec the command every time the puppet client checks in with the puppet master. Valid options: String. ##Limitations. E. exec {'rename-guest': command => '(Get-WMIObject Win32_UserAccount -Filter "Name='guest'"). How do you configure a Puppet exec to execute another command as part of onlyif. Conversations. I am trying to create Puppet exec that would only execute if certain Windows registry value does not exist. 00 GiB'and $::facts['processorcount'] >= 2 and Exec['port_connectivity'] condition was successful. d/pgsql. Puppet exec command runs in shell, but not via puppet. There are a few important parameters to use when writing an exec resource with PowerShell. I can fix this manually. onlyif and unless in --noop documented. The onlyif parameter is defined as. Writing some classes for cassandra, one of them is to align clustering settings using puppet exec etc. config/autostart ]' is not qualified and no path was specified. Include-like behaviorAll groups and messages. unless: A shell command that is run as a test to determine if the command should not run. Another way to control an exec resource is to add a refreshonly => true attribute. When evaluated, these tagged expressions can modify text in the template. Puppet can run binary files (such as exe, com, or bat), and can log the child process output and exit status. In Puppet, when using the exec resource, you can specify an "unless" attribute. I am new to Puppet, and I am trying to install a file if a package is installed. 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. Yet when I run puppet agent -td I see that the puppet agent IS executing pkill -SIGQUIT mysqld; sleep 5; systemctl restart mysqld. , unless you really intend to resolve that path against the working directory. where read = 4, write = 2, and execute/search = 1. Learn more about TeamsUnless puppet supports escaping somehow. We will focus on the language terminology, syntax and. The Puppet exec resource has OnlyIf and Unless attributes which can be used to limit when the command is invoked; e. Provides integrated testing tools and a command line interface to help you. Teams. The one thing the exec doesn't need to do is put the service in a started state. 0. Search. 0 on RHEL 6 and am doing package management via the exec resource. This module adds a powershell and pwsh provider to the exec type, which enables exec parameters, listed below. 0 through 3. Following code updating file /etc/sysctl. So the "cwd" now impacts the path of the "onlyif". 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. Based on that documentation, a when statement was added: - name: add vhost sensu command: rabbitmqctl add_vhost /sensu when: rabbitmqctl list_vhosts | grep sensu. group. 2. . "Unless" statements work like reversed if statements. 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. I'm really confused about this, it seems like puppet can. How to set Powershell ExecutionPolicy via Puppet exec command with unless property on Windows? 1. You can use the unless parameter to only execute the statement in certain states. I will show how these work in the example below. exe only when the aspnet_banking_app is created or changed. If the file does not exist then the Exec succeeds without running /bin/true. This is where refreshonly backfires rather terribly. In the Puppet language, nearly everything is an expression, including. You can read more about it here. 2 install on Ubuntu 18. Alternative 1: create a bash script: ugly Exec resources and temp files. Autorequires: If Puppet is managing an exec’s cwd or the executable file used in an exec’s command, the exec resource will autorequire those files. Windows shared folder is a folder that has been configured to be accessed by multiple users over a network. The command parameter is the PowerShell code you want to run on your node. Puppet File resource runs despite Exec unless. Puppet: Exec from class when Exec from another class is successful. 0. Puppet supports a few different ways of implementing conditional logic: ; if statements, ; unless statements, ; case statements, and ; selectors. 0. Puppet : How to use "defined" type as requirement inside exec. Re-writing scripts into manifests is time-consModules that are compatible with Puppet Development Kit (PDK) validation and testing tools. The commands in an Exec resource either have to be fully qualified (i. The risk of course is that Puppet runs more than once in that hour, e. The problem is the line when: rabbitmqctl list_vhosts | grep sensu. 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. the unless attribute provides a condition. Puppet Labs modules on the Puppet Forge are open projects, and community contributions are essential for keeping them great. They take a control expression and a list of cases and code. In any given case, you should use whichever approach makes sense. The exec resource from Puppet, the automation framework, is a mysterious beast. 1. 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. This style guide promotes consistent formatting in the Puppet language, giving you a common pattern, design, and style to follow when developing modules. properties. exe -ExecutionPolicy ByPass -command "here any command on powershell ""} On Thursday, October 9, 2014 4:22:14 PM UTC-3, Paul Ponzeka. The exec has an onlyif, unless, or creates attribute, which prevents Puppet from running the command unless some condition is met. bundle exec rake dir_server:run [config/dea. g. The second one unzips it. 5. Selector statement. You can read more about it here. 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. Among them, notice (), info (), and debug () seem the. 1. I am just putting small snippet here to show you what its doing. If the query specified in the unless parameter returns one or more records, the main statement is skipped. Share. Hot Network Questions Cause-effect definition of fictitious forcesAdds a new exec provider for executing PowerShell commands. Control expressions unless => 'ls /somefile' ls will return with a non-zero return code if the file does not exist and unless will only let the exec it is under execute if its test returns a non-zero return code. I am using vagrant with puppet to set up virtual machines for development environments. You can set different levels of permissions for different users or groups, allowing them to read, change, or even delete. Something like this should work: - name: Get rabbitmq vhosts. 3) Unless some other block has a before => Exec["my_exec_block"] in it, the Exec block will run in some arbitrary semi-random order, probably not when you want it to run. Exec ['get-chocolatey'] -> Package<| provider == 'chocolatey' |>. Puppet strange behaviour of execs. Puppet File resource runs despite Exec unless. However, if all you want is to. Puppet can run binary files (such as exe, com, or bat), and can log the child process output and exit status. Like if statements, case statements choose one of several blocks of arbitrary Puppet code to execute. When using Puppet APIs to load file content and metadata, you can access files in the scripts/ directory of a module using the scripts file mount. You can use the unless parameter to only execute the statement in certain states. 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. Puppet File resource runs despite Exec unless. To ensure the resource is idempotent, specify one of the creates, onlyif, or unless attributes. Running Powershell command directly using Puppet exec resource. #####unless Runs the exec, unless the command returns 0. John. Valid options: String. An example in Puppet 2. 1. I want to check, if a given string is inside an array and if it isn't, I want to execute the code inside. 1. asked Apr 1, 2022 at 20:47. Exec ['get-chocolatey'] -> Package<| provider == 'chocolatey' |>. Shell built-ins. ), and can log the child process output and exit status. This style guide applies to Puppet 4 and later. To ensure the resource is idempotent, specify one of the creates, onlyif, or unless attributes. 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. But Puppet is quite hard to learn. This tells Puppet to run aspnet_regiis. November 8, 2023. There are a few important parameters to use when writing an exec resource with PowerShell. Puppet exec unless doesn't appear to work how I expect. When something isn't builtin to file, I generally just to turn to an puppet exec declaration. (capital X) permission when using recursion so files can retain the execute permission if they have them, but also allow you to traverse the directory as that requires the execute. Adds a new exec provider for executing PowerShell commands. , 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. Puppet exec unless doesn't appear to work how I expect. 2. It sounds like this is exactly what you need: exec { 'test_cmd': path => $::path, command => 'cmd. Share Puppet can execute binaries (exe, com, bat, etc. 0 to 5. my theme is puppet should only execute if this if $::facts['memorysize'] >= '4. Setting noop=>false means your file resource will always be applied, even in a noop run. In many cases, such commands get only one chance to fire. exec { 'foobar': command => 'foo | bar', } However, there are occasions where foo fails. Puppet tasks are single, ad hoc actions that you can run on target machines in your infrastructure, allowing you to make as-needed changes to remote systems. One way is to use custom fact but that gets a bit too complicated as it requires ruby knowledge and custom facts execute on each and every server. He just built and performed the lead puppet for a Toronto television pilot. d directory, then puppet agents pull it down and execute it on every run and provide the fact. Puppet Exec resource to apply only when a File changes. txt ]; then echo "my_fileexists=yes" else echo "my_filexists=no" fi. Q&A for work. exe /s "$ {timezone}"", unless => "cmd. Problem with "if" is that it expects the file on the puppet server not on the client. This release documents the noop behavior of the onlyif and unless parameters of the exec resource. String comparison using in doesn't work with unless. So for your example, it would probably be better to extend the exec to add an unless or onlyif parameter, so the command only runs if the database doesn't already exist. sudo -u fred /usr/bin/echo "hola dan" Note that I used sudo -u in favor of sudo su -. exe -NoProfile -NoLogo . Puppet provides a built-in exec type that is capable of executing commands. supported Adds a new exec provider for executing PowerShell commands. 1 Answer. 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. Ensure directory tree exists. PUP-11199. exec { 'mysql post cmd1': command => 'whatever', require => Mysql::Db['cosmed'], unless => 'command to check that this exec has been applied. Improve this answer. ##Limitations. Taking the baseline time away, the old module took 20 seconds (32 - 12) and the new module took 10 seconds (22 - 12). – tom. 163k 8 82 159. Modules that are supported by Puppet, Inc. 3 I am experiencing puppet exit code 1 when running any powershell script that starts or invokes a process. sh', onlyif => systemctl service_trendmicro, # which system should return 0 or 1 for pass. As an example I have a powershell script that opens notepad:. Follow#####unless Runs the exec, unless the command returns 0. I want to check if the file exists in the client. Follow answered Jan 12, 2015 at 6:48. unless => 'bash -c "test -d /home/user/tmp/new_directory"', Should work too. The exec has an onlyif, unless, or creates attribute, which prevents Puppet from running the command unless some condition is met. The documentation referenced is about something different: the 'unless' statement. If a manifest has no syntax errors, the tool outputs nothing. Their exit codes convey whether to proceed with running the main command. 2. With Bolt on the command line, run bolt task run exec command=<COMMAND>. Puppet exec unless doesn't appear to work how I expect. It's important to note that the notify resource type is not idempotent. Yet when I run puppet agent -td I see that the puppet agent IS executing pkill -SIGQUIT mysqld; sleep 5; systemctl restart mysqld. This will cause puppet to. exe and specifying a file path in the command line, be sure to use backslashes. And elsewhere you can add to the parameters for. Node examples. The setuid/setgid/sticky digit is also a. Puppet Exec with no command attribute. This means you. Puppet does not support a shell provider for Windows, so if you want to execute shell built-ins (such as echo ), you must provide a complete cmd. 1. Try again and this time show the failure. Note that the example uses the unless parameter to make the resource idempotent. txt ]; then echo "my_fileexists=yes" else echo "my_filexists=no" fi. 0. Node definition. 2. 2 but are only using architecture-appropriate. All groups and messagesConditional execution of puppet defined resource type through exec. Without one of these conditions, the exec will run on every run of the puppet file which is generally undesirable. 1. On reboot, the directory doesn't exist, strangely enough. Puppet: Exec from class when Exec from another class is successful. JULY . However; I would like promote these into our production branch. So in. service ntpd stop ntpdate ntp3. The difference between platform engineering and DevOps is pretty nuanced. , are rigorously tested, will be maintained for the same lifecycle as Puppet Enterprise, and are compatible with multiple platforms. To use commands with pipe |, you must use the shell builtins work around with cmd.