Ansible Yum Update Playbook



Ansible is a flexible configuration management system that can be used to manage the configuration of remote hosts easily and automatically. Remember: This is not the end, but merely the beginning! The "from the start to the beginning" series aims to take you from nothing to getting you up and running. It is implemented in the C programming language. The document performs a few checks and then execute the playbook specified in the parameter. Ask Question Asked 2 years, 9 months ago. And some concrete Ansible Playbook examples. For example, a playbook to build a web server might have a play to provision a VM, apply OS updates, install and configure Apache, and add it to a load balancer. Cassandra Tutorial: Setting up Ansible for our Cassandra Database Cluster for DevOps/DBA tasks. Ansible Engine is a supportedproduct built from the Ansible community project. "yum" 这个模块允许我们指定一个软件包和它应该在的状态,上面例子中是应“已安装”的状态。update-cache = true 部分告诉我们的远程机器在安装软件之前更新其软件包缓存(相当于yum makecache)。 “notify”项 包含具有一个项目的列表,它会呼叫 “start nginx”。. Posted on December 20, 2017 June 10, You can also update all the yum packages, like giving the command yum -y update. git status) and others have side effects. Hosts and Users. Ansible kind of exploded into popularity almost immediately after its release in 2012, and has become a staple for network administrators. Edit the URL as required. For example, if you used an Ansible playbook for your initial installation, update with Ansible. This part of the article covers the basic Ansible concepts to understand more about Ansible Playbook. A fail2ban ansible playbook, feedback and pull requests very wellcome how to properly use yum module to install multiple packages. What is Ansible? Ansible is an open-source IT automation engine, which can remove drudgery from your work life, and will also dramatically improve the scalability, consistency, and reliability of your IT environment. Setting up OpenStack-Ansible All-In-One on a Centos 7 system 6 minute read Date: January 21, 2019 Openstack is a nice platform to deploy an Infrastructure as a service and is a collection of projects but it can be a bit difficult to setup. Use Ansible to Add Users and their SSH public Keys on Multiple Linux Servers August 14, 2015 Andrew Galdes 0 This article demonstrates how to create an Ansible PlayBook that will add users to multiple Linux systems and add their public SSH key allowing them to login securely. Galaxy provides pre-packaged units of work known to Ansible as Roles, and new in Galaxy 3. Playbooks Playbooks are essential feature of Ansible. post_update_conf. Ansible Roles - The self-contained, portable and reusable Ansible Playbook format - While it is possible to write a playbook in one very large file (and you might start out learning playbooks this way), eventually you’ll want to reuse files and start to organize things. “ansible_os_family” is one of the ansible variables from “setup” module. If your machine is in any way connected to the Internet, you should keep the majority of your packages up to date. This sure works like a bug sometimes. sudo yum -y update sudo yum -y install epel-release. Zabbix history table gets really big, and if you are in a situation where you want to clean it up. iso file will be placed. A workaround consists of setting ANSIBLE_LIBRARY and ANSIBLE_MODULE_UTILS environment variables respectively to the ansible/modules and ansible/module_utils subdirectories of pip packages installation location, which can be found in the Location field of the output of pip show [package] before executing ansible-playbook. Example: ansible host-pattern --become-m raw -a "yum install -y python2". So technically, you can use Ansible to install a compatible version of Python using the raw module, which then allows you to use everything else. Check Version. For this tutorial, I am going to call it update-apt-servers. The first run of the playbook installed the right version, however the second run of the same playbook was calling a yum update which caused the package to be updated. In this blog post, we'll talk about rebooting servers using ansible & pausing the playbook by waiting for a given amount of time for a given service on a given port to start. Automating vRealize LCM & vRA Deployments with Ansible >>. Both is realized in Ansible via so called Playbooks. In every Playbook there are one or more ‘plays’ in a list. Now run the playbook with Ansible: # ansible-playbook nrpe-deploy. What is ansible and why are we talking about it. An Ansible playbook is a configuration and deployment file that contains the steps or policies you want to manage on the remote system. You might have a mixed environment with CentOS and Debian and when using Ansible to execute actions on nodes you don't need to run Yum on Debian, or Apt on CentOS. Setup target Server. Syntax : ansible-playbook -i HOST setup_epel. It combines multi-node software deployment, ad hoc task execution, and configuration management. ansible-playbook -b -i ${inventory_file} ${playbook_file} There is a bit more to it than that, but for simplicity sake, the above command is the most basic form in theory. Ansible Async Poll or Ansible Asynchronous Tasks. Use the same tool (Ansible, yum, or Zypper) to update that you used to install. The document performs a few checks and then execute the playbook specified in the parameter. Let’s call it nrpe. yum does not have a update module option, so it basically check to see if all packages are up. It has to run a custom ssh command because unlike Ubuntu, there is no reboot-required file to indicate a reboot is required. Ask Question Asked 2 years, 9 months ago. Roles can be dropped into Ansible PlayBooks and immediately put to work. 4, provided via a parameter allow_downgrade. $ ansible-playbook -i hosts playbook/test. If it can't be made to just work then devise a built-in timeout that works most of the time that could be be tuned in ansible. yml ├── README. Ansible is an automation platform that consists of an automation language which is YAML, that can describe an IT application infrastructure in the form of Ansible playbooks. By default tasks in playbooks block, meaning the connections stay open until the task is done on each node. というわけで昨日と同じくAnsible ad-hocコマンドを利用してdrain, yum update, reboot, uncordonを行う最低限なスクリプトを記述してみましょう。こんな感じでしょうか。. By default, Ansible will continue executing actions as long as there are hosts in the group that have not yet failed. Install Ansible and Create Ansible Playbook for CRON Tutorials - Mar 23, 2019 | by Ramees Jahan K - no comments - 1,537 views Ansible is a tool that used to manage various nodes from an ansible installed Controlling Machine using SSH Protocol. Example: ansible host-pattern --become-m raw -a "yum install -y python2". The OS on the system I was trying to update was running Fedora 26 which uses the dnf package manager. With basic ansible setup in place we still need to install pywinrm to enable WinRM support. How Ansible Works. For example, if you used an Ansible playbook for your initial installation, update with Ansible. Prerequisites. We are excited to announce that you can now use Ansible playbooks to automate repeatable IT tasks (like creating and deleting Virtual Machines, deploying databases and applications) on Oracle Private Cloud Appliance 2. Ansible Documentationのyumモジュールの内容のメモです。 yumパッケージマネージャによるパッケージやグループのインストール、アップグレード、削除、一覧表示を実行する。 無効にする. Ssh-copy-id 192. Edit the URL as required. Generally, one expects with Ansible that when a playbook is run twice, no changes should happen on the second run. yaml In the above GIF, I am executing the Ansible playbook, and the task is executed on the remote servers. I like to think of Ansible playbooks as executable documentation. I think you will enjoy working on AWS Command Line Interface. Unlike Chef or Puppet, Ansible is agentless, which means all you need to run commands on remote hosts is an SSH connection. Part 3 – Understanding our First Ansible Command. In this blog post, we'll talk about rebooting servers using ansible & pausing the playbook by waiting for a given amount of time for a given service on a given port to start. Joining Worker Nodes. Since this post is about ansible wait_for module. This Ansible playbook example helps you execute actions only if you are on a certain distribution. - yum install epel-release - yum install ansible - yum update -y - Edit Hosts file to map to 10. Tekslate’s ansible training will help the students gain knowledge about how to install and configure ansible, creating and executing playbooks for system configuration and maintaining inventories. Ansible: Write a Playbooks for MongoDB¶ Ansible Playbooks are automated scripts written in YAML data format. The last task works but is it true, that the task updates the system? Yes, this task should be the equivalent of performing a yum -y update on the server. Ansible Yum Security updates (self. Unlike Chef or Puppet, Ansible is agentless, which means all you need to run commands on remote hosts is an SSH connection. The Elastic Stack is constantly releasing new features, often twice every month, however, there are a series of tedious steps involved during every upgrade. Article Variety is the spice of DevOps. The Ansible project is an open source community sponsored by Red Hat. I'd like the email to contain the changed contents of yum. Edit the playbook variables at the top of the playbook, such as the gpadmin administrative user and password to create, and the version of Greenplum Database you are installing. yml -u ansible -b -i. Suffice to say, the combination of dependencies is sufficiently broken to be (currently) useless. Ansible Playbooks. This is right most of the time : using built-in modules is cleaner and is the best solution to achieve idempotence. What am I missing, to make yum only use the line out of the find that I want it to so that yum only gets a list of packages. Ansible Roles - The self-contained, portable and reusable Ansible Playbook format - While it is possible to write a playbook in one very large file (and you might start out learning playbooks this way), eventually you'll want to reuse files and start to organize things. I took the basic approach of Gerald Schneider, and added some conditionals to only check for updates if something has changed. The syntax is pretty simple to do reboot:. Galaxy provides pre-packaged units of work known to Ansible as Roles, and new in Galaxy 3. Ansible playbook. In Ansible, the role is the primary mechanism for breaking a playbook into multiple files. Ansible playbook creations. ansible-playbook playbooks/atmo_playbook. This will reboot the servers if they receive an updated kernel. If your machine is in any way connected to the Internet, you should keep the majority of your packages up to date. If updates are needed in the Ansible playbook, to generate and apply a new Ansible playbook for your deployment: create a file that lists the SAS yum groups that. A playbook can contain as many plays as needed. This is also called an inventory file. aws_hosts Here main. Each playbook is composed of one or more “plays”. yum does not have a update module option, so it basically check to see if all packages are up. Using Facts on Playbook: Update the playbook with ansible variable using a conditional check. And running Jenkins job to run Ansible playbook. /Inventory/hosts MyPlay. 4 Playbook Import feature. Using Ansible's import_playbook directive, we can now import this play into any playbook:--- - import_playbook: bootstrap. It’s time to launch our very first Ansible playbook. Ansible playbook. The playbook is where you write the instructions that Ansible will use to bring your machine to the desired state. Ansible is agentless which makes it much easier to start out with. 2 installation on one node. Ansible uses playbooks written in the YAML language for orchestration. It has to run a custom ssh command because unlike Ubuntu, there is no reboot-required file to indicate a reboot is required. Esse artigo demonstrará ao leitor como utilizar-se de ferramentas como github e ansible para automatizar a instalação e patching do Oracle Enterprise 12cR2 single instance multitenant. Ansible is an open source tool for software provisioning, application deployment, orchestration, configuration, and administration. Obviously you can use whatever flavor of automation you like, I just dig Ansible at the moment. This may not always be desirable, or you may be running operations that take longer than the SSH timeout. orchestrating tasks with ansible playbook. Satellite has a predefined activation key that is used to provide this information. As Ansible is an engine which automates the deployment of the application, cloud provisioning etc. IT Automation tool. yml playbook in the apmia_ansible folder. When provided with a host group, Ansible will take the host group from the playbook and will try looking for it in an inventory file that we already defined (in hosts file). Ansible Galaxy is a hub for finding, reusing, and sharing Ansible content with the rest of the Ansible. Missing from the module is a command to clean the cache. There is a lot of care taken with Ansible playbooks to upgrade etcd, the kubernetes masters, and the. Let us see how to use these tree Ansible modules to reboot a Debian/Ubuntu Linux kernel update and wait for it to come back online again. The Amazon Linux distribution uses a package manager called Yum (Yellowdog Updater Modified). I continually revisit and make updates using newfound knowledge and additional features that have been released in the latest versions of Ansible. Ansible is an automation platform that consists of an automation language which is YAML, that can describe an IT application infrastructure in the form of Ansible playbooks. This tutorial explains how to install Ansible and AWX on a Linux system and how to run a playbook using an AWX server and then assign access to inventory, credentials, and playbooks at an individual level. Obviously you can use whatever flavor of automation you like, I just dig Ansible at the moment. Let's see how to protect our servers by installing the yum-cron package!. yum - Manages packages with the I(yum) package manager Description. The Ansible project is an open source community sponsored by Red Hat. Ansible kind of exploded into popularity almost immediately after its release in 2012, and has become a staple for network administrators. yml -u ansible -b -i. Playbooks are a completely different way to use ansible than in adhoc task execution mode, and are particularly powerful. this is very helpful for any task require the reboot. Now run the playbook with Ansible: # ansible-playbook nrpe-deploy. I’ve created a repo for testing Ansible and DSC on Windows, with a view to port the current Exchange configuration over and add the missing functionality to the build. This user. Ater that, the playbook will run the task to list the installed packages. The files we create are 1. On the control machine (master), install the ansible package. Ansible’s “raw” module don’t even need Python installed. sh The following code blocks demonstrate the standard post-patching activities that apply to all application environments. Ansible will report on the status of a playbook run in real-time. How do I Reboot a Host Remotely using an Ansible Playbook?. oVirt is an open source alternative to VMware™ vSphere™, providing an awesome KVM management interface for multi-node virtualization. The Ansible project is an open source community sponsored by Red Hat. Installing pywinrm. Installation. As security best practice denotes, it is a good idea to avoid logging into your Linux servers as root. Here I have used 2 VMs as below, 1) VM (ansible-controller) as Ansible controller machine 2) VM (cent7-node-1) as managed node where we have to install Docker Ansible controller machine has Ansible with 2. 6 - DevOps Forum - Spiceworks Home. How to run apt update and upgrade via Ansible shell. Once Ansible is running and you have a playbook or two under your belt you can take a read at the Ansible vsphere_guest docs. 14; CentOS 7 – Ansible Host (Web Server) – 192. The Server Density Ansible playbook, is the result of many revisions to my original code that I started a little over a year ago. This is a simple ansible playbook to patch Debian, CentOS, Ubuntu and derivatives for the Shellshock vulnerability (CVE-2014-6271). I used an Ansible playbook in this video, which is an integral part of the Ansible ecosystem. If so, the playbook removes the node from the pool, applies the updates, and reboots the node. The command to run a playbook is ansible-playbook [playbook-name] Last thing to remember is that we still have a single undefined variable in the playbook, which is called "custfile". Ansible kind of exploded into popularity almost immediately after its release in 2012, and has become a staple for network administrators. In this article, I am going to demonstrate the writing an ansible playbook for spinning up the EC2 instance through an AWS CLI API request from AWS CLI Server. Jul 4, 2016. We could just use one. ansible) submitted 1 year ago by g_lux I'm working on a playbook that will patch instances for security updates but I would like to get a list of what packages will be installed first. What this playbook does: Excludes a member foo. How do I update CentOS using ansible? You can use the yum module in the playbook like this: how can we unarchive multiple different files using ansible. Plays are grouped into Ansible playbooks. Here we will look at converting the “configure sudo permission” task into a handler that can be triggered by the “add a user” task. Unlike Chef or Puppet, Ansible is agentless, which means all you need to run commands on remote hosts is an SSH connection. 2, Collections. So technically, you can use Ansible to install a compatible version of Python using the raw module, which then allows you to use everything else. yml Make sure that only ok and changed are 0 or more in the execution result. Ask Question Asked 2 years, 9 months ago. This playbook first checks to see whether there are any updates to apply. As security best practice denotes, it is a good idea to avoid logging into your Linux servers as root. Let us see how to use these tree Ansible modules to reboot a Debian/Ubuntu Linux kernel update and wait for it to come back online again. In this 24th article in the DevOps series, we will learn how to set up HAProxy as a load balancer for multiple Nginx Web servers using Ansible. It gets even better with a GUI. # ansible-playbook webserver. - yum install epel-release - yum install ansible - yum update -y - Edit Hosts file to map to 10. Below is the playbook I use for updating my Amazon Linux servers. In this article, I am going to demonstrate the writing an ansible playbook for spinning up the EC2 instance through an AWS CLI API request from AWS CLI Server. Updating yum repo in RHEL 7 with Ansible. Both plays and tasks support a "tags:" attribute for this reason. Ansible connections are done by default with ssh, you can change them using inventory_parameters and also disable host-key-checking. The Ansible playbook uses the serial keyword to ensure only one node is removed from the pool at a time. That is the variable we pass to Ansible during the execution, using option -e like that: ansible-playbook customer-vlan. The playbook first updates the Yum repository and installs the Java OpenJDK software dependency required for Jenkins. More than 1 year has passed since last update. Updated Node. This meant when we went to look at upgrading again, I decided it was time to spin up a new one from scratch. You can use yum and apt specific options, but I prefer to use package instead. I think you will enjoy working on AWS Command Line Interface. yum: name: epel-release state: present become: True As you can see, we have used the yum module, specifying the name of the package and that we want it to be present. Create ansible. Ansible tutorial : Use Ad-Hoc Command for package management using ansible modules yum and ansible modules apt, we use apt ansible module in Debian and Ubuntu & yum ansible modules with example and install package using ansible ad-hoc command. Patching for Multiple Linux Servers using Ansible by Yogesh Mehta · Published January 6, 2017 · Updated March 8, 2017 Welcome to another great useful article about patching for multiple Linux nodes using with Ansible playbook by running from your Ansible Master Server. announced the acquisition of Ansible Inc. If I go to update a package that's in one of the failed repos, the module will poll all the repos, but since it could only connect to one of the 4, and that one reported no updates, yum finishes with an OK status improperly. If you take a example of apt-get update or yum update it will take more time compared to other tasks. This is not meant to be a comprehensive guide, but should be. This uses native PowerShell remoting, rather than SSH. AWX is the open source, free version of Ansible Tower. yum install ansible. An excellent aspect of Ansible is that it uses ssh, so you do not have to install an agent to use Ansible. Update your Debian or Ubuntu box in Ansible The playbook should be as follows:. # cat /dev/null > /var/log/ansible. Zabbix history table gets really big, and if you are in a situation where you want to clean it up. Let us go with the same option. Running this playbook To instruct Ansible to execute a playbook instead of a module, we will have to use a command ansible-playbooks. Roles provide a framework for fully independent, or interdependent collections of variables, tasks, files, templates, and modules. We will create a non-root user on our control node and our managed nodes that will run our Ansible playbooks. There are ways to avoid tags. Playbook services are created in the same way as other service catalog items, via the Catalog Items accordion in the Services -> Catalogs section of the WebUI. Ansible: Performing NTP Client Configuration and Management using Ansible on Linux/Unix Systems. I know I can update rpm packages using ansible, but using the below playbook, i believe it'll install the package if its not already installed:. 1 and Oracle VM 3. Running this playbook To instruct Ansible to execute a playbook instead of a module, we will have to use a command ansible-playbooks. This is not meant to be a comprehensive guide, but should be. Assume you have created a playbook for a group (ex. Roles provide a framework for fully independent, or interdependent collections of variables, tasks, files, templates, and modules. Ansible Playbooks are composed of one or more plays and offer more advanced functionality for sending tasks to managed host compared to running many ad-hoc commands. Ansible provides a Yum module which allows us to use this package manager to install and update software packages on the host. Let's see how to protect our servers by installing the yum-cron package!. Part 9 – Ansible Roles. Ask Question Asked 2 years, 9 months ago. For example, a playbook to build a web server might have a play to provision a VM, apply OS updates, install and configure Apache, and add it to a load balancer. May 24 2018. How do I accomplish the task? And more importantly, is pointing Ansible to local repository the right way to design Ansible. Playbooks allow for executing routine tasks with several modules. The playbooks deploy Apache, PHP, MySQL, Nagios, and HAProxy to a CentOS-based set of servers. Q25) How to write playbook, give example?. Scenario: Patching run yum update using Ansible to RHEL 6/7 remote machine System: RHEL 7, Ansible 2. Let’s first figure out what we want to upgrade…. $ Ansible abc -m yum -a "name = demo-tomcat-1 state = present" The following command check the package is not installed. Step 4a: Create a User for Ansible. yml on your Ansible control node. Ansible development is fast, and anyone using Ansible extensively has most likely come across an instance where a playbook that used to work does not work on a later Ansible version. Having Ansible installed is a pre-requisite of this document. have tried it w/ a testbed of CentOS 6 and 7 hosts all at once and can say it works in my. edu example of installing multiple package using with_items. From @themensch on 2015-04-30T05:01:43Z. A component called ansible playbook allows to precisely achieve the above. In this article we will demonstrate on how to install and use ansible tool on Debian 10 Sever. Ansible Tower checks off following items and many more and provides a great mechanism for team-based Ansible usage. Running a playbook against a remote system requires a few prerequisites, outlined below:. Now that we have written our first playbook, it’s time to run it! Running a playbook. If I go to update a package that's in one of the failed repos, the module will poll all the repos, but since it could only connect to one of the 4, and that one reported no updates, yum finishes with an OK status improperly. Ansible tutorial : Use Ad-Hoc Command for package management using ansible modules yum and ansible modules apt, we use apt ansible module in Debian and Ubuntu & yum ansible modules with example and install package using ansible ad-hoc command. What you will learn. In addition, you also need to follow a few steps before running the playbook. Update your CentOS 7 system and add EPEL repository. Ansible: Write a Playbooks for MongoDB¶ Ansible Playbooks are automated scripts written in YAML data format. 4 Describes how to specify YAML for inventory of new functions. This uses native PowerShell remoting, rather than SSH. Part 6 – Ansible Modules. Learn to build Ansible playbooks with our guide, one step at a time. In this article, I am going to demonstrate the writing an ansible playbook for spinning up the EC2 instance through an AWS CLI API request from AWS CLI Server. However, this means if your ssh or network were to die – the yum update process would still run to completion. Posts about Ansible newb written by abadger1999. The oVirt Project is pleased to announce the availability of the 4. Once the node is back online, it gets added back into the pool. Playbooks define variables, configurations, deployment steps, assign roles, perform multiple tasks. Ansible uses declarative YML “playbooks” to map a group of hosts (from “inventory”) to well defined roles. Plays are a list tasks that will be performed such as a yum update or copying a file. Ansible is quickly becoming the standard automation tool used in enterprises for automating everything. Ansible Yum Module Tutorial. Part 4 – More about Inventory File. yml And here is the very simple playbook that does the heavy lifting. yml # Or, as I ran on my Vagrant machine: ansible-playbook -s -k -u vagrant nginx. Below is the playbook I use for updating my Amazon Linux servers. this is very helpful for any task require the reboot. how to launch AWS EC2 Instance. That is why one engineer decided to automate the whole process, using a set of Ansible Playbooks. [[email protected] base]# ansible-playbook ansible2. The playbooks deploy Apache, PHP, MySQL, Nagios, and HAProxy to a CentOS-based set of servers. The playbook first updates the Yum repository and installs the Java OpenJDK software dependency required for Jenkins. ansible playbook example, using ansible modules to automate tasks on remote systems we use the shell module to update. Yum chokes on this massive output as it should. After lot of looking around found it to be an “up to” threefold issue … misspelling in nginx. In some situations, such as with the rolling updates described above, it may be desirable to abort the play when a certain threshold of failures have been reached. The source code for all our playbooks is available as a GitHub repo: StackStorm/ansible-st2. As security best practice denotes, it is a good idea to avoid logging into your Linux servers as root. sh The following code blocks demonstrate the standard post-patching activities that apply to all application environments. Which is very simple to setup and yet powerful. Validating certificates with get_url or yum on CentOS 7 using Ansible than is on yum's base/extras/updates of the playbook because yum can't handle the newer. I’ve created a repo for testing Ansible and DSC on Windows, with a view to port the current Exchange configuration over and add the missing functionality to the build. Ansible playbooks help the management of a remote computer in a scripted way. Ansible's yum module is doing a "yum update" instead of a "yum install". Playbooks allow for executing routine tasks with several modules. The workaround described above has the same side effect. ansible) submitted 1 year ago by g_lux I'm working on a playbook that will patch instances for security updates but I would like to get a list of what packages will be installed first. Setting this parameter to True has the side effect of making the yum module behave in a non-idempotent way, according to the module documentation. This user. programster. Each node will contain one Kafka broker and one Zookeeper instance. Enter your email address to follow this blog and receive notifications of new posts by email. Updating yum repo in RHEL 7 with Ansible. Ansible Hub and target VM software. This fixes things in the common case, although it can still generate a bit of extraneous output if more than one update happens per day. First several times, it failed because there were unsolved dependencies in my packageset (packages I’d built locally with outdated dependencies, packages that were no longer available in Fedora 21, etc). Now that we have written our first playbook, it's time to run it! Running a playbook. Create ansible. RPMs are available from yum forEPEL6 and currently supported Fedora distributions. Using Facts on Playbook: Update the playbook with ansible variable using a conditional check. Here’s something I’ve been working on recently: Ansible modules for Extreme SLX switches & routers. This playbook first checks to see whether there are any updates to apply. Update all packages. Now that we have a playbook to use, we simply use ansible-playbook test-playbook. Posts about Ansible newb written by abadger1999. I took the basic approach of Gerald Schneider, and added some conditionals to only check for updates if something has changed. mount /dev/cdrom /mnt/ cd /mnt/ cd Packages/ rpm -ivh vsftpd-3. userdata 5. It’s time to launch our very first Ansible playbook. # yum update -y openshift-ansible. It tells Ansible where to run the listed tasks. Ansible Yum Module Tutorial. Find below Ansible playbook for installing Jenkins on a Ubuntu machine. Doesn't gather facts to speed things up. The product is currently free for teams managing ten or fewer servers (it’s basically an ‘unlimited trial’ mode), and has flexible pricing for teams managing dozens to thousands of servers. Adding authorized keys for new users.