All groups and messagesCreate A Puppet Configuration File. But it when I try it, it is. Exec type's onlyif and unless in --noop documented. The documentation referenced is about something different: the 'unless' statement. Puppet's if statement allows you to change the manifest behavior based on the value of a variable or an expression. Puppet provides a built-in exec type that is capable of executing commands. rb instead of including them in the individual test files. Modules. Service ['x'] will be applied either way, but if the physical service is already in its target state (stopped), then Puppet won't take any. 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. I can fix this manually. Discover. pp file. The exit status when you run it directly and the exit status you expect it to return are irrelevant. Connect and share knowledge within a single location that is structured and easy to search. If invoked by a normal user, it checks against the list of unprivileged containers stored for this particular user. The logic looks a little confusing but basically, the way I understand unless is that if the command returns a 0, then the whole exec wont be run. 0. Writing some classes for cassandra, one of them is to align clustering settings using puppet exec etc. Overtime dhcp package is upgraded, RPM returns the original permission and owner which leads to DHCP issues (foreman-proxy is unable to modify files). Conditional statements allow you to write Puppet code that will return different values or execute different blocks of code depending on conditions you specify. As Forrest already said, it's not what puppet is designed for. Using onlyif allows you to use the return value of one or more commands as your. Modules that are supported by Puppet, Inc. Assignment operator. However currently I am struggling to figure out how to do this. Adds a new exec provider for executing PowerShell commands. 1. service ntpd stop ntpdate ntp3. But because a dependency failed, Exec['Y'] will be skipped during this transaction. 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. You can use the unless parameter to only execute the statement in certain states. There are three main ways for an exec to be idempotent:Conversations. 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 exec has an onlyif, unless, or creates attribute, which prevents Puppet from running the command unless some condition is met. 0. The --debug flag enables verbose logging. That is always handled by the service resource. On Windows, most exit codes are integers between 0 and 2147483647. exe /c echo "hello"'. asked Apr 1, 2022 at 20:47. 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. sudo -u fred /usr/bin/echo "hola dan" Note that I used sudo -u in favor of sudo su -. Your solution sounds like a work-around and it is therefore totally ok to implement a work-around using Exec. Getting started. 1. TJL. --Puppet::Type. Try checking the puppet master log at /var/log/puppetmaster. Puppet File resource runs despite Exec unless. Here's an example: @user { 'foo': groups => ['somegroup'], membership => minimum, } Then realize that virtual user with then collection syntax: User <| title == foo |>. rb file or in the individual test files, and configure Puppet and Bolt for the testing environment. So, in order to avoid this I am adding the refreshonly parameter as follows. 0. 0. NORTHWEST LIBRARY FEDERATION. It is a limitation of the underlying system. d directory, then puppet agents pull it down and execute it on every run and provide the fact. . supported. ), and can log the child process output and exit status. Other built-in types. 6. 1 Answer. Secondly I would like to use booleans from a bash script running diff <() <(). 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. 12 behavior got changed to match the intention. Something like this should work: - name: Get rabbitmq vhosts. exec { ‘SETHELLO’: command => ‘Add-Content -Path c: est. The notifying arrow is a tilde and a greater-than sign ( ~> ). Currently, he experiments. powershell conditional IsNullorEmpty not working as planned. Following code updating file /etc/sysctl. When I apply the manifest for the first time, it works correctly. Unless you tell your exec not to run for some reason or another, it will always run. Puppet runs executed on multiple external systems. g. Puppet attempts to execute directories from /etc/init. To use the BoltSpec library functions, include them in either the spec_helper. The Puppet exec resource has OnlyIf and Unless attributes which can be used to limit when the command is invoked; e. Expand. It's important to note that the notify resource type is not idempotent. So, in order to avoid this I am adding the refreshonly parameter as follows. txt 2>&1. This says "get-chocolatey" should happen before any package resource with a Chocolatey provider. 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. Puppet File resource runs despite Exec unless. You should never use this API unless you absolutely must support Puppet 3. It would be better to explicitly "exit 0" whenever you do not "exit 1". This means you. Modules that are supported by Puppet, Inc. But, only deploy the scripts when certain file exists, one that would only exist on the first puppet run after build. Valid options: String. Puppet exec unless doesn't appear to work how I expect. But this configuration does not detect when any of the configuration files have been modified outside of puppet. 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). No find command is run; the test just passes by examination of the argument. 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. Plans are sets of tasks that can be combined with other logic. The logoutput parameter just logs the output to the. 1 Answer. Running Powershell command directly using Puppet exec resource. Adds a new exec provider for executing PowerShell commands. exe startup arguments, so local scope will always return Bypass, thus causing it to fail on the unless every time. 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. 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. Any recommendations on running. Platform Engineering. Modules that are compatible with Puppet Development Kit (PDK) validation and testing tools. Only supported on Windows Server 2003 and above, and Windows 7 and above. Puppet Exec with no command attribute. Puppet should then run two commands only once. 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. As a suggestion:I am using Puppet installed with the powershell module. {"payload":{"allShortcutsEnabled":false,"fileTree":{"lib/puppet/type":{"items":[{"name":"file","path":"lib/puppet/type/file","contentType":"directory"},{"name. If this parameter is set to true all necessary changes are made to make a server compliant to the security baseline rules. Description. Installing servers with Puppet is a real plus compared to shell (yeah captain Obvious!). This can be used with bash on Linux, but with the PowerShell provider, it can run PowerShell on Windows and Linux nodes as well. Best practices with exec is to use onlyif and unless to test for whatever action the exec is supposed to have performed. The . The command specified causes the exec to be triggered unless the command specified returns a success (zero) exit status. 0. , for example, the Exec resource being. Puppet Development Kit. Plans. Puppet noop When Executable does not exist yet. Puppeteer Script Works Local But Not On EC2 AWS. 1 run Exec only if another Exec ran. 0 Puppet strange behaviour of execs. 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?. STILL REALLY WEIRD, but ok. When using cmd. sh', onlyif => systemctl service_trendmicro, # which system should return. This release documents the noop behavior of the onlyif and unless parameters of the exec resource. You can use these special values to examine a piece. Improve this answer. 4 Answers Sorted by: 24 Have you tried this? onlyif => "test ! -f /usr/local/bin/papply" Not sure if Puppet can use the '!' character Perhaps a better. Puppet exec - fails to execute command as user. Depending on your client's platform you can use ACLs to grant varied permissions to more than one group or user. 0. So in. This module adds a powershell and pwsh provider to the exec type, which enables exec parameters, listed below. Is there a way to tell puppet to only execute command if one of the files does not exist? 1. You can create relationships between resources or groups of resources using the -> and ~> operators. First, change the require arrow to a notify arrow, from -> to ~>. exe -ExecutionPolicy ByPass -command "here any command on powershell ""} On Thursday, October 9, 2014 4:22:14 PM UTC-3, Paul Ponzeka. They take a control expression and a list of cases and code blocks, and. Only supported on Windows Server 2003 and above, and Windows 7 and above. Share. How to set Powershell ExecutionPolicy via Puppet exec command with unless property on Windows? 1. This says "get-chocolatey" should happen before any package resource with a Chocolatey provider. To run an exec task, use the task command, specifying the command to be executed. ps1 script. user. ps1', } Puppet uses the same. 0. , are rigorously tested, will be maintained for the same lifecycle as Puppet Enterprise, and are compatible with multiple platforms. 2. 🔩 Tip: Unless your module also includes tests for manifest code, add the BoltSpec helpers and configure Puppet and Bolt in spec_helper. (2) it is unclear from your description whether the Exec's command is actually run (vs. exe /c C:/test. I need puppet to execute a script that is inside an installed app. 0. For detailed information about built-in types, see the Resource type reference. As per the exec documentation, the onlyif/unless exec command result will override the receipt of refresh. Usage. If you do need to do it via say the exec resource, then @16c7x's statement is correct. The documentation for Exec's onlyif tag says this: onlyifThe exec has an onlyif, unless, or creates attribute, which prevents Puppet from running the command unless some condition is met. Although that can work, I urge you to consider instead packaging up your service (as an RPM, DEB, or whatever is appropriate for your system), putting it in a suitable repository, and managing its installation via a Package resource. Running Powershell command directly using Puppet exec resource. running the code resulted in: fatal: [192. 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. As best I can tell by reading the source code the "holdable" feature is fundamentally flawed. if reason variable null or empty, halt with an explanatory message; Bash's -z conditional operator can catch both null and empty cases, including when the value is null on account of the variable not being set at all, but remember that it is evaluated after the command is fully expanded. This can be used with bash on Linux,. 1. Without one of these conditions, the exec will run on every run of the puppet file which is generally undesirable. asked Apr 1, 2022 at 20:47. The onlyif and unless. How can I tell Puppet to stop a service on shutdown without keeping it running? 0. command => '/path/to/script. Improve this answer. Usage. Puppet PowerShell Execution. ;) – ferventcoder. 4. loki77. Puppet reboot in stages. A statement to determine if the wls_exec must execute. 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 Exec Resource. 0 how to ensure puppet exec run on every event triggered? 0 Puppet: How to execute a Exec resource if another Exec resource failed. 2 but are only using architecture-appropriate. 0. Puppet exec unless doesn't appear to work how I expect. The db has already been created in the vm, and if it's already been cloned, the count returned from the query gives me something other than a ' 0 ', and the grep because. Aside from being good. 6. The file will be generated in the directory you're currently in, unless you specify otherwise. Share. In conjunction with Facter, which makes details of a machine available as variables, this lets you write Puppet code that flexibly accommodates different platforms, operating systems. 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. Hot Network Questions tcpdump -vvv is not verbose enough In which situations or societies do people not take turns to. This means that if a file is currently a directory,. Expand. Sort by Year. Sends an arbitrary message, specified as a string, to the agent run-time log. However, if all you want is to. Expressions are statements that resolve to values. 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. Tags. 5. 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. 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. Puppet exec unless doesn't appear to work how I expect. Among them, notice (), info (), and debug () seem the. d/ Prevents Puppet from considering. I'm really confused about this, it seems like puppet can. Puppet : How to use "defined" type as requirement inside exec. How do you configure a Puppet exec to execute another command as part of onlyif. 1. To run tasks with Puppet Bolt, Bolt 1. To ensure the resource is idempotent, specify one of the creates, onlyif, or unless attributes. instances method defined) a parameter that can ensure the resource's absence; When both these conditions are met, Puppet can purge the resources it doesn't explicitly. The whole idea of adding this step is to check and execute the command- makeswap only if the swap is not in place. Adds a new exec provider for executing PowerShell commands. fail when a file exist in puppet. All groups and messages. Puppet: How to execute a Exec resource if another Exec resource failed. Teams. exec. g. Bolt docs. Like if statements, case statements choose one of several blocks of arbitrary Puppet code to execute. how do I tell 'puppet apply' that the package is already installed)You are misunderstanding the 'require' line and the nature of relationships in Puppet, and also how Puppet uses the return code of the command executed in an Exec. exe /g | findstr /C:"$ {timezone}"", } Well, I ended up not needing to do this as I found a config file I could just manage as a template. 0. Puppet advanced default params. I am trying to use code like this: exec { 'example':. 4. , are rigorously tested, will be maintained for the same lifecycle as Puppet Enterprise, and are compatible with multiple platforms. Remove the leading . In Puppet, when using the exec resource, you can specify an "unless" attribute. You are missing my points: (1) you need to establish what grep's exit status actually is when Puppet runs it. 4. To ensure the resource is idempotent, specify one of the creates, onlyif, or unless attributes. service. Puppet can run binary files (such as exe, com, or bat), and can log the child process output and exit status. If this parameter is set, then this exec will only run if the command has an exit code. I'm experiencing a very strange behavior with Puppet's Exec type. } Puppet: Conditional exec using unless-option. where read = 4, write = 2, and execute/search = 1. sh', } Keep in mind that puppet is for enforcing the state defined in the manifests rather than running chains of. 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. supported Adds a new exec provider for executing PowerShell commands. If Puppet is managing the user that an exec should run as. 1. Puppet: how to remove a directory and everything in it. In a particular project, I have a lot of Puppet exec resources with pipes. 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. 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. Wow. For example, the value String represents the data type of strings. As for a "more intelligent way of excluding", I think you need to couch the question differently. 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. Alternative 1: create a bash script: ugly Exec resources and temp files. 3. how to ensure puppet exec run on every event triggered? 0. The 'creates', 'onlyif', and 'unless' parameters all provide mechanisms for Puppet to decide that an Exec resource is already in sync without running its (main) command. John. Writing some classes for cassandra, one of them is to align clustering settings using puppet exec etc. This module adds a powershell provider to the exec type, which enables all of the exec parameters, such as creates, onlyif, unless, etc. Windows shared folder is a folder that has been configured to be accessed by multiple users over a network. If Puppet were running without privilege then sudo would not help, because Puppet would not provide a. EPP has two tags for Puppet code, optional tags for parameters and comments, and a way to escape tag delimiters. 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. Puppet running exec before other commands. The command should only be run as a refresh mechanism for when a dependent object is changed. Modules that are supported by Puppet, Inc. 2. 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. See the Puppet Type Reference for the exec resource and look for unless and onlyif. 2) that no other resource is set to 'notify' Exec ['command_two']. So having Puppet do it automatically will help with that. 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. The CentOS/Puppet installation process should already have created a directory called /etc/puppet (If it hasn’t, create it with mkdir /etc/puppet ). If the file does not exist then the Exec succeeds without running /bin/true. The 'unless' and/or 'ifonly' commands must run every time, though. 2. Learn more about TeamsPuppet provides a built-in exec type that is capable of executing commands. However; I would like promote these into our production branch. Resource default for the exec type A resource default statement set default attribute values for a given resource type. 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. 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. if exec joins the domain, it should have an unless condition that tests whether or not the machine is part of the domain. The code that creates the container is executed unless the following test if the container exists succeeds: lxc-info -n ${lxcname} >/dev/null. Visit Stack ExchangeYes, you'd put a script into your modules path under a facts. Puppet’s behavior when declaring or assigning a class with both styles is undefined, and will sometimes work and sometimes cause compilation failures. However the in function seems to work with if only, when I use unless I get the following e. exe -NoProfile -NoLogo . x86_64]/unless) Check "/bin/rpm -q open-vm-tools" exceeded timeout All these commands can be run locally to the host and return fairly quickly, but when puppet executes them they time out. Juan. Connect and share knowledge within a single location that is structured and easy to search. If I try creating it as my process user, I get permission denied. The command should only be run as a refresh mechanism for when a dependent object is changed. Do you have reason to think that there's something wrong with. Manage local groups . 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. , are rigorously tested, will be maintained for the same lifecycle as Puppet Enterprise, and are compatible with multiple platforms. Iteration functions. Puppet: Conditional exec using unless-option. JULY . The issue isn't that the package doesn't install, but rather that apt automatically starts the. Which it looks like it doesn't. If you remove the parameter it will also fail if the regular execution policy is set to Restricted. An example in Puppet 2. ¯_ (ツ)_/¯. The Puppet “exec” resource allows users to run commands and scripts on nodes. This is where refreshonly backfires rather terribly. Shell built-ins. . I don't think there's something built into Puppet. This seems to work just fine. However, I strongly recommend that you do not use any kind of non-conditional exec with puppet. So then intention and documentation has always been the same since 4. 2. You can also set variables within the manifest, which can change the. The second one unzips it. For example, command => 'cmd. 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. To run an exec task, use the task command, specifying the command to be executed. 1. unless: A shell command that is run as a test to determine if the command should not run. 1. So if you put an exec without conditions, it will execute the command on every run. 1. Publish a module; Topics. Let's also assume that you're puppet module knows when do delete these files. 10, to 5. 04; In Puppet, the combined configuration to be applied to a host is called a catalog, and the process of applying it is called a run. There's a generalizable form of this dependency that might be helpful in reducing the repetition of the require statement. Rename("new-guest")', unless => 'if (Get-WmiObject. A quick reference of syntax examples for the Puppet language. #####unless Runs the exec, unless the command returns 0. 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 Exec with no command attribute. You might consider using an 'unless' or 'onlyif' parameter in there so that your resource is only evaluated when first setting up the replica set. 2. Sequence of Execs in Puppet. gz packages are copied to the remote systems during every puppet run, while these files where removed after installation and software has been. Need to copy a file via puppet only if a Windows MSI package is not installed. The Puppet exec will not run unless the "unless" command exits with status 0. PUP-11199. 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. Important: This API has severe problems — most notably, functions that use it will leak between environments. 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. You can use onlyif, unless, creates and refreshonly to manage the case when you want the command to execute. 9]: FAILED! => {"failed": true, "msg": "The conditional check 'rabbitmqctl. If this parameter is set, then this exec will only run if the command has an exit code. The script remaps several legacy user id's that conflict with local system users. exec { 'update hostname': command => 'hostname VM01', path => '/usr/bin:/usr/sbin/:/bin:/sbin', unless => '[ "$(hostname)" == "VM01" ]', } You need to. Puppet exec unless doesn't appear to work how I expect. The way I check this is if the gopher user has the default uid of 13. Valid options: String. 0. Long answer The scheme you have in mind is not compatible with Puppet's master/agent paradigm. Here is my code (Puppet): exec { 'Download mediawiki to temp': cwd. The way I check this is if the gopher user has the default uid of 13. 0 or later must be installed on the machine from which you are running task commands. Include-like behaviorAll groups and messages. 2. This differs from some other languages where looping constructs are special keywords. txt –Value “Hello”’, logoutput => true, provider => powershell, } } The three parameters I use in this manifest are command, logoutput and provider. Code so far (which is not working) is: Hiera snippet:By default, Puppet agent runs as the Administrator account, which has this privilege. 1. puppet and I'm running into some issues. 163k 8 82 159. Unix: exec { 'delete_files': command => "/bin/find [your find command arguments here] -delete", } Some find commands don't have -delete, so. Is there a way to tell puppet to only execute command if one of the files does not exist? 0. 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. Setting the umask only has effect within the process that does it (see umask in sys/stat. exec { ‘SETHELLO’: command => ‘Add-Content -Path c:\test. Puppet Exec tag onlyif troubles. group.