Ansible Command Output To Variable

So, given that a task stuffs the output of itself (such as ec2 or rax) into variables using register, and this is compounded if you use with_sequence, this is what is dropped into that variable:. yml or -e @file. 8, run the following command: ansible all -m ping -i. Essential ansible-galaxy commands. Some of the modules like shell, command etc. com 1 Comment In a recent post I explained the use of command substitution in Ansible, focusing on the stdout and stderr attributes when registering variables and using their contents for server configuration. it is similar to variable declarations we can define the value in different scenarios like a conditional, logging etc. You may have heard of others that play. com user=apiuser password=apipass" The above Adhoc command accesses the netscaler module to disable the server. The default value is 5. Examples (TL;DR) List hosts belonging to a group: ansible group--list-hosts Ping a group of hosts by invoking the ping module: ansible group-m ping. yml and the customized variables file deploy_nsx_cluster_vars. You can use the debug module for printing the output. This will create a new variable containing info about the task, including its output. The utility would sometimes output to the STDOUT, but would also send its output to STDERR if there was a problem. *$//g' register: ifconfig_output Here register is a variable name which will capture exit status, output, etc. The downside of this is that there is just so much output, that I found it easier just to skim over the previous setup without colored formatting. Is there a way to slurp up stdout and json-to-pydict it? In many cases this would be preferable to using modules which are i) highly coupled to fast-paced external code sources, ii) only implement a subset of the available functionality of tools they use. $ ansible-vault decrypt filename. Ansible easily supports all of these options via an external inventory system. 4 Learn how the tools in Molecule can help you with the development and testing of Ansible roles by developing an Ansible role from scratch in this. Before we move on to solutions to our problems, an introduction to passing extra variables is in order. This page is intended to show how to modify configuration and other files on systems. It is effortless to have a package installed on a bunch of servers. Each module has its own advantages and disadvantages. Ansible is written in Python and uses SSH to execute commands on different machines. After the substitution, it will be added as a new cron job. i18n # if set, always use this private key file for authentication, same as # if passing --private. As usual, it'll prompt you to insert and confirm the vault password. Introduction to Ansible Commands. Next we run an apt-get --simulate dist-upgrade and store the command output in a variable called “apt_simulate” for use by later tasks. Are you a typical system administrator with too much work and not enough time? Does the prospect of making a simple DNS server change or adjusting kernel parameters across your entire server farm make you cringe? Or worse, making changes based on variable system characteristics such as installed. Want to run a shell command do something with the output? Registered variables have useful attributes like : changed – set to boolean true if something happened (useful to tell when a task has done something on a remote machine). txt as [ios] a. Depends what you need in your use case. The various builds specified within a template are executed in parallel, unless otherwise specified. To create a new file encrypted with Vault, use the ansible-vault create command. VAriables can also be used when you run a command usign the -e / --extra-vars flags. What are variables in Ansible? Variables in Ansible are very similar to variables in any programming language. yml-v If you need more detail, you can use -vvv and this will increase verbosity of the. Ad-hoc commands are a powerful but simple feature when it comes to Ansible. yml The output of this command will give you details of the individual tasks being performed. To run a single command on a remote computer, use the ComputerName parameter. This article explains you all about the configuration files of ansible and management of ansible configuration files. These are very helpful responses. Running a shell command and getting output. With Ansible you can specify variables to be used in the Playbook from the command line by using the –extra-vars or –e switch. Customise ansible-aws-inventory-main. Because of this, it has a bit of a different workflow than Ansible itself because you can select between a few different modes to launch the command. You should also know, that a nice way to pool some data is a lookup. How to run command with custom environment variables; How to run command multiple times in a loop; How to capture command module output. The following example won’t work:. cfg if so desired, but are still active by default. This video demonstrates the solution to the second challenge: writing an ad hoc task in Ansible. Concatenate two commands with output on sam line Ansible shell command. This variable can be used to force Ansible to replace an existing certificate with a new one, simply by setting the variable to true. options << "--extra-vars=#{self. If passed, it will override the default Ansible configuration file. If we want it to work as intended, we can rerun the playbook by specifying variables at runtime. That means the lookup value could be different in different tasks. Any variable can be set via the command line. One way to do this is to specify the path to the inventory file with the -i option to the ansible command. Introduction to Ansible variables. So let's get started with learning more Ansible Ad-Hoc Commands. However, I tried to do the same thing in the above playbook and it says that the variable was undefined (code not shown because it didn't work). To access the above variable we use “$” or use echo if you want to print it. (as in, what it is defined in your hosts file as) so if you want to skip a task for a single node -. For example, using double rather than single quotes in the above example would evaluate the variable on the box you were on. Ansible has also extended Jinja filters and tests as well as adding new plugins that can be used to dynamically resolve variables while generating files. The Invoke-Command cmdlet runs commands on a local or remote computer and returns all output from the commands, including errors. Part 2: Ansible and variables Variables. 8, run the following command: ansible all -m ping -i. This command will simply connect to the remote WinServer1 server and report success or failure. How to install ansible on AWS ec2 instances. Some random useful things for Ansible users: inventory_hostname 'inventory_hostname' contains the name of the current node being worked on…. Variables can also be passed during the command line using –e option Use register to capture the output of any module into a variable Variables can be defined at the host level or group level in the inventory file. Ansible attempts to install software on a box non-interactively. The user can provide the values in many ways. Ansible easily supports all of these options via an external inventory system. Or there may be some data which is sensitive you do not want to store in any variable. ansible – setup_module Ansible – how to collect information about remote hosts with Gathers facts April 19th, 2018 Gautier Franchini. So, given that a task stuffs the output of itself (such as ec2 or rax) into variables using register, and this is compounded if you use with_sequence, this is what is dropped into that variable:. (setup load all the ansible_** variables)* ℹ️ source: docs. The variable is indeed correct, I have outputted it with debug and copied it directly. Jsonified by default, it's hard to read, and pretty much impossible for a human to review when its stdout or stderr contains tens/hundreds of lines combined into one lengthy string. Background There are three major ways to work with Ansible: launching single tasks with the ansible command executing playbooks viaansible-playbook using Tower to manage and run playbooks While Tower might be the better option to run Ansible in the…. Posts about ansible facts variables in template written by zenpwning. txt) or read online for free. If price is a major concern, and you don't need all the bells and whistles Tower provides, you can use other popular tools like Jenkins, Rundeck, or Go CI. No -v — just output tasks and plays and whether or not it's successful. One problem I've had with Ansible playbook since its early 0. Ansible needs to be on the PATH for the build job in order to be used. Used on the ansible command line, (sets variables. But the warning is not always appropriate, since the suggested solution doesn't work (or doesn't exist (yet)). The tasks themselves are actually modules. Variables files¶ Ansible will look in Inventory directory and Playbook directory for directories named host_vars or group_vars. stdout return code ==> host_var. Catch Ansible Exceptions like this. Essential ansible-galaxy commands. (If the target hosts are different). It is a very quick method to use when you want to see a specific type of output from all your target machines, or just a subset of them. In my experience, it can take 1 to 2 seconds per host, and possibly longer; however, there are benefits to fact gathering. ansible-vault can encrypt any structured data file used by Ansible. Don't pay attention to the 'HOW', just the 'WHAT'. However, registered variables are only stored in memory. The debug module is well known. Posts about ansible facts variables written by zenpwning. Installing Collections ¶. One can put conditions around the value of the variables and accordingly use them in the playbook. In Ansible, passing a variable from one playbook to another playbook is not a straight forward. The ansible_ssh_user=username component is optional if we are running Ansible as the same user as the target host. DOCKER_HIDE_LEGACY_COMMANDS When set, Docker hides “legacy” top-level commands (such as docker rm, and docker pull) in docker help output, and only Management commands per object-type (e. Switch into the playbooks directory and run the playbook: ansible-playbook dd_agent. x > System Administration Tools > Ansible > Ansible tips and tricks > Working with lists and dictionary variables in ansible. Ansible module to diff strings, file contents or command outputs against each other - cytopia/ansible-module-diff. We will notice something interesting in that the variable is always set to the command line value, even after the set_fact. To test if ansible is working, we can check if ansible can talk to our host. Partial output is shown here. deb Packages in Ansible. They can be used to loop through a set of given values, access various information like the host name of a system and replace certain strings in templates with specific values. The ansible-vault command will prompt you for a password twice (a second time to confirm the first). When I pass the variable content manually in the playbook or with --extra-vars, it works. We can then use this variable via the debug variable function. This video demonstrates the solution to the second challenge: writing an ad hoc task in Ansible. Ansible - Save registered variable to file. stdout_lines gives us the line by line output and then we loop on the output with the with_items command of Ansible. 0 and further, that there is a configuration. As we saw in the -extra-vars post, the first Playbook produces a very clean, succinct output. However, after making a minor alteration to the Playbook (I added a single loop and one additional show command), the output went from just 43 lines to over …. 8 of ansible. Ansible will execute each module in turn on each host and report the output of each command and whether it has failed or succeeded. The register keyword names the variable. Starting in Ansible for Junos OS Release 2. Command line parameters; Plays and tasks; Files; Inventory; Discovered facts; Roles; To go into a little more detail, variables in Ansible are used to account for differences between servers. Inside those directories, you can put a single Variables file with the same name as a host or group (respectively) and Ansible will use those Pre-defined variables definitions. Vaulted files: The full file is encrypted in the vault, this can contain Ansible variables or any other type of content. We did this for a coworker who ran Windows-only and it works fine as long as you configure the VM to be able to SSH into the Ansible-managed servers. Ansible has the functionality you need and the simplicity you desire. The variable is indeed correct, I have outputted it with debug and copied it directly. read more For now you should know that CLI variables have the top priority. cfg exists-SSH agent is running (You can check with “ssh-add -L”) Now we’re ready to see Ansible shine. When a list of hashes are used as variables, ansible-playbook output is very verbose, printing out the full hash contents. Published on Mar 4, 2015. -m: module name to execute (default=command)-e: additional variables as key=value--help-v: Verbosity; Variables. By specifying the result index value (0 or 1), the correct result output is checked against the conditional. It’s a simple and straightforward way to look for a role, but this is not my preferable method. 04 LTS installation. I have a use case where I have set of hosts in my inventory file say inventory. ansible shell (4) Inside my playbook I'd like to create a variable holding the output of an external command. stdout_lines}}" --> output. address they do not match. Ansible Templates are very useful for configuring a system with lots of changes per configuration file. The resulting output from the command is returned. Write variable to a file in Ansible. The Debug Module. It works with SSH. With the command module, you can run any Linux or shell commands in the target machine. All you need is SSH access and Python installed on the relevant machines. Next, Jesse goes into the different components in an Ansible system, covering concepts such as how to work with hosts and variables and control task and play behavior. /myazure_rm. Runner is intended to be most useful as part of automation and tooling that needs to invoke Ansible and consume its results. So it's ugly, but you could just have it run scp/use a shell command via a playbook to do this. List ALL Ansible variables for a host or group with an ad hoc command? Concatenate two commands with output on sam line Ansible shell command. Ansible - Save registered variable to file. When you execute a command using the shell module, it also returns some fields, which you can use to debug the tasks. ansible shell (4) Inside my playbook I'd like to create a variable holding the output of an external command. Type: ansible windows -m setup to retrieve a complete configuration of Ansible environmental settings. Ansible Quickstart; Getting Started; Working with Command Line Tools; Introduction To Ad-Hoc Commands; Working with Inventory; Working With Dynamic Inventory; Working With Playbooks. The -- sudo flag executes the playbook commands as sudo, which is often required. Global Configuration. You can use the debug module for printing the output. However, the cool thing is, it uses `parameterized` construct to parameterize the repository name so I can re-use this nomad job to clone any repository at runtime. Collections are a new way to package and distribute ansible related content. yml or -e @file. This solution entails creating a separate play with gather_facts: false and then use Ansible’s raw module to run commands on the remote host, bypassing all Ansible modules. Set variables dynamically in a task When you want to let a variable depend on another on or just on a fact, you can set the variable on the fly in the task using the variable. In Ansible, variables are similar to variables in any programming language—they let you input values and numbers dynamically into your playbook. The message is nothing but any variable values or output of any task. 2 of the Galaxy server and version 2. Each module has its own advantages and disadvantages. options << "--extra-vars=#{self. In this tutorial, I introduced you to the basic concepts and components of Ansible and we also have seen more about installation, configuration, and usage of Ansible with the help of Ansible modules which is the main component in Ansible execution. ansible command module ad […]. Ansible array variable. After the task is completed, Ansible removes these temporary files from the managed node. Using Replace tokens task we will replace those values with the variable values defined in the release pipeline. Save your new configuration and run your job again. To do that, we run this command… ansible-playbook webserver-roles. Is anyone aware of a better way to get the output to print to the console without using -debug? Any ansible references would be greatly. yml) All the pieces are now in place, and it's time to create our Postgres servers!. Ansible substitutes the variable with its value when a task is executed. One way to enable a tag is by exporting the tag to an environment variable AZURE_TAGS via the export command: export AZURE_TAGS=nginx If you're using Ansible < 2. Ansible Recommended Strategy: Using Groups and Multiple Inventories So far, we've looked at some strategies for managing multistage environments and discussed reasons why they may not be a complete solution. If the value is not specified in the task, the value of environment variable ANSIBLE_NET_AUTHORIZE will be used instead. Here I am going to discuss Ansible Ad-Hoc Commands. x > System Administration Tools > Ansible > Ansible tips and tricks > Capturing output of shell command in ansible variable Capturing output of shell command in ansible variable. Posts about ansible facts variables written by zenpwning. The ansible-vault command is the main interface for managing encrypted content within Ansible. Among the many configuration management tools available, Ansible has some distinct advantages—it’s minimal in nature, you don’t need to install anything on your nodes, and it has - Selection from Ansible: Up and Running, 2nd Edition [Book]. (as in, what it is defined in your hosts file as) so if you want to skip a task for a single node –. As usual, it'll prompt you to insert and confirm the vault password. Before we move on to solutions to our problems, an introduction to passing extra variables is in order. If you can not find them, run terraform output. The ec2 eip_ module will allocate an EIP and associate it to the instance specified by the device idvalue_. DESCRIPTION I wrote this script to connect to my Extreme Network switches and download their configuration. Some variables can also affect the way a playbook is run, like the ansible_python_interpreter variable that we'll see in a moment. Variables are technique for managing dynamic values throughout your code. yml or -e @file. Role variables and defaults are also included. How to Get Started with Ansible Playbooks In this guide, we will be learning about how to use Ansible whilst deploying a simple Flask application on a CentOS 7 machine. Registered variables are similar to facts, with a few key differences. ) Modules can be run directly from the command line with the ansible command. The default value is 5. ansible-vault Encrypt sensitive data into an encrypted YAML file. Amazon (Elastic Cloud) Amazon Web Services; ANDROID; Ansible. Ansible When Variable is defined or undefined Examples. Bonnes pratiques Using modules when possible over arbitrary shell commands can lead to more reliable and consistent playbook runs, and also easier to maintain playbooks. Ad-hoc commands are a powerful but simple feature when it comes to Ansible. ansible-vault is command line tool we use in ansible to encrypt information ANSCII format as shown in the below output. -v — shows the results of modules. Variable names in Ansible should start with a letter. The only difference here is that we piped the Ansible output to the tee utility. New to ansible and playbooks, I'm trying to run a linux command and use the output of that command as a variable. Used on the ansible command line, (sets variables. [ansible-project] Live command logs [ansible-project] msg: Failed to find required executable gem [ansible-project] Skip other hosts once one host is executed successfully [ansible-project] Skip the other hosts when one host is exectued task successfully [ansible-project] Access to variables in vars/ in custom Ansible module. Then we are running the ansible-playbook command, with the user ubuntu, a specified private key, and most importantly: a specified Ansible inventory that only contains the public IP of the server we've just. The variable obviously is an array with many results. This task executes a given Ansible playbook on a specified list of inventory nodes via command line interface. Once that's done, the file will be encrypted! Once that's done, the file will be encrypted! If you edit the file directly, you'll just see encrypted text. Ansible-lint checks the working directory for the presence of this file and applies any configuration found there. Ansible will connect to the switch utilizing the provided user (in this case, root) and the provided password. When I pass the variable content manually in the playbook or with --extra-vars, it works. The first defined value from the following list 1) The ANSIBLE_NET_SSH_KEYFILE environment variable. This is a tested and trusted method of software development for Red Hat, which follows a similar model to Fedora and Red Hat Enterprise Linux. com/squidboylan. Ansible substitutes the variable with its value when a task is executed. ANSIBLE_CONFIG – Override the default ansible config file. Defining State. Specially for Linux newbies, who may get lost amidst of directories in command Line Interface while navigation, command ‘pwd‘ comes to rescue. Go to ‘Configure > Ansible Variables’ to find a list of variables already imported. To override the remote user name, just use the -u parameter:. And the artifacts that are created will be outputted at the end of the build. In this quite extensive post I will walk you through the process of creating from scratch a box in EC2 ready to use for deploying your Rails app using Ansible. When you trigger a new import of Ansible variables, if the variables belong to a role that has not been imported yet, it will be automatically imported alongside the Ansible variable. With a larger data set or more complex structures, the output will get difficult to read very quickly. ansible-playbook command will be covered in the next step. ), a hyphen (-), a number or variable separated by mutlple words. Another major use of variables is running a command and using the result of that command to save the result into a variable. SYNOPSIS Simple script to connect to a server using Telnet, issue commands and capture all of the output. Output of that command is taken in a variable named output. Let's see some examples of using grep commands in Ansible shell and command modules. The Debug Module. Search Search. env files, as used in Laravel projects, also available for PHP , Ruby , Node. Splunk-Ansible ships with an inventory script under `inventory/environ. Make sure to do this tutorial first!. Is there any "Ansible" way to redirect to sysout of the command to a local log file during its execution without using the tee pipe?. Once that's done, the file will be encrypted! Once that's done, the file will be encrypted! If you edit the file directly, you'll just see encrypted text. Some modules handle collections of items. Your CD pipeline is provisioned with some default values. 3) none (the file specified in the user's SSH configuration, or the operating-system-specific. 6 Home > CentOS > CentOS 6. c I need to check if vstack is enabled in each of these hosts, if enabled I nee. Use of -v when executing playbooks will show possible values for the results. (Ansible facts are backed by whatever cache plugin you have configured. This module is automatically. Introduction to Ansible Commands. Insert a task at the beginning of the playbook that executes a remote command and saves the output in the command_result variable and include the ignore_errors keyword so that the play continues even if the. Ansible - "setup" module is responsible to gather facts of the remote hosts. Any variable can be set via the command line. The debug module is well known. Ansible Command Line lecture Posted on: Oct 20, 2015 by: Adam E I am unable to follow along as shown in the video when the lecturer is executing the command: sudo ansible all -m ping. It will always be decrypted when loaded or referenced, Ansible cannot know if it needs the content unless it decrypts it. Ansible gives something I can use to build configs for secure areas, non-secure areas, different. Welcome to tower-cli. I have searched in google and found the below solution, but its not working as expected. Running the playbook to deploy your very first NSX-T node is done with a single command:. To store date command output to a variable called now, enter:. Ansible Facts List or Index (Sample). As we saw in the –extra-vars post, the first Playbook produces a very clean, succinct output. Ansible substitutes the variable with its value when a task is executed. The wait_for argument must always start with result and then the command index in [], where 0 is the first command in the commands list, 1 is the second command, 2 is the third and so on. Environment variable definition: Its a named object that can be used by multiple applications as it contains some valuable information required by these applications. It is not for use with configuration commands. In Ansible, variables are similar to variables in any programming language—they let you input values and numbers dynamically into your playbook. Introduction to Ansible variables. With a larger data set or more complex structures, the output will get difficult to read very quickly. Change to the /opt/openstack-ansible/playbooks directory, and run the following command: # openstack-ansible setup-infrastructure. Ansible Tower is purpose-built for use with Ansible playbooks, but there are many other ways to run playbooks on your servers with a solid workflow. In this tutorial, we'll demonstrate how to build immutable infrastructure for Azure using Visual Studio Team Services (VSTS) as continuous integration and delivery (CI/CD) and popular HashiCorp and Red Hat tools. Working with Ansible variables in conditionals Posted on July 29, 2017 April 27, 2018 by Ansible admin Variables are necessary when you need to store the output of a task and need to access it in some other tasks. py is responsible for gathering user configurations from a local yaml file and/or os environment variables. Because of this, it has a bit of a different workflow than Ansible itself because you can select between a few different modes to launch the command. There is no Ansible grep module, but you can use the grep commands along with shell module or command module. /myazure_rm. If not specified, the device will attempt to execute all commands in non-privileged mode. To run the ping module (-m) to test the connection. Ansible module to diff strings, file contents or command outputs against each other - cytopia/ansible-module-diff. Bonnes pratiques Using modules when possible over arbitrary shell commands can lead to more reliable and consistent playbook runs, and also easier to maintain playbooks. You may have heard of others that play. results and then item. The above command starts the Vagrant box, downloads the base box image to the host system if not already present, and then runs the playbook lamp. Capturing output of shell command in ansible variable. (If the target hosts are different). iso8601 " Create a file in Ansible with timestamp: 1. , docker container) are printed. As I typically avoid describing the theory, in this blogpost we’ll focus on the practical part, such as how to interact with the REST API using the most widely used tools and languages for the network automation nowadays (Ansible, Bash, Postman, and Python). To see what it looks like, below this, temporarily add a debug task:. ansible - variables. environment: NEW_ENV_VAR: "variable_set" NEW_ENV_VAR2: "variable_set2" Ansible shell module output. Like many other command-line tools, the packer tool takes a subcommand to execute, and that subcommand may have additional options as well. yml) All the pieces are now in place, and it's time to create our Postgres servers!. Ansible Vault can encrypt any structured data file used by Ansible. ), a hyphen (-), a number or variable separated by mutlple words. Variables can be pesky, but sometimes are required to be passed in via the CLI. ansible-docs Parses the docstringsof Ansible modules to see example syntax and the parameters modules require. Part #2 : Getting Started with Ansible Ad-Hoc Commands September 29, 2017 January 13, 2018 Ashok Kalakoti This article is a continuation of Ansible Tutorials , In the previous article , I have talked about Ansible Ad-Hoc Commands. If price is a major concern, and you don't need all the bells and whistles Tower provides, you can use other popular tools like Jenkins, Rundeck, or Go CI. 2 of the Galaxy server and version 2. Output Variables The ansible task can export a list of variable names from the Ansible execution back to the Concord process context with the outVars parameters The Ansible playbook has to use the register statement to make the variable available. Galera cluster recovery¶ Run the galera-bootstrap playbook to automatically recover a node or an entire environment. We can see the Ansible output in JSON which tells us if the Task made any changes. To tell Ansible which machines to target, replace the IPs of the machines on the file hosts. Make fact collectors and gather_subset specs finer grained; Eliminate unneeded deps between fact collectors; Allow fact collectors to indicate if they need information from another fact collector to be. In the below example, we’ll redirect the output of top command to top. The debug module is well known. Can disable old style replacements in ansible. Ansible timestamp. Proposal found in ansible/proposals issue #17. There are some tricks to overcome this. e one after the other. Describe how Ansible uses variables to configure tasks and templates. One problem I've had with Ansible playbook since its early 0. Ansible can interact with clients through either command line tools or through its configuration scripts called Playbooks. x days is with its verbose log output. In Ansible, passing a variable from one playbook to another playbook is not a straight forward. with_items: "{{output. Ansible Configuration Management - Second Edition - Free download as PDF File (. Ansible has been around for I while but I didn’t had a chance to play with it so far. 0, the juniper_junos_system module replaces the functionality of the junos_shutdown and junos_zeroize modules. If you store the printout of your Ansible playbook into a file using either tee stdout redirection or ANSIBLE_LOG_PATH variable you can use this script to show the relevant portions of the output: Finishing notes. Describe how Ansible uses variables to configure tasks and templates. However, after making a minor alteration to the Playbook (I added a single loop and one additional show command), the output went from just 43 lines to over …. /myazure_rm. Go to ‘Configure > Ansible Variables’ to find a list of variables already imported. Listing entries from the inventory file is possible, by running command "ansible-inventory -i path/to/inventory_file -list". Simply passing --extra-vars "n=1234 u=admin g=agf" on the command line just defines 3 individual variables, not a dict object. How to capture command module output from a loop; Further reading; Comment & Share; What does the Ansible command module do? Ansible’s command module executes simple shell commands on remote hosts. Ansible debug module is used to print the message in the log output. Make sure to do this tutorial first!. Add this to your tasks/main. Posts about ansible variables written by zenpwning. However, if you invoke it manually with the ansible command-line tool, like this: $ ansible server1 -m setup. JSON is a more flexible format, but it is not a supported output format on older JunOS version. Ansible Documentation - script - Runs a local script on a remote node after transferring it; Preserve formatting when command output is sent to a variable?. how to defined task execution when the variable is defined or undefined in ansible. Passing arguments: ansible-playbook playbooks/atmo_playbook. I want save the output in an array variable like this: ansible pass shell command result to variable. Make it as one play, not three separate; Ansible doesn't store registered variables between different plays.