Ansible Playbook For Os Hardening

The extended first playbook has four tasks in a single play. The machine where Ansible is installed and from which all tasks and playbooks will be ran. 2016-08-11 00:00. Similar to Puppet, and Chef, Ansible enables administrators to manage, automate, and orchestrate various types of server environments. Auditd failure mode. Inside this directory, create a file(s) with a. pre_task: install python-simplejson. Basically, a module is a command or set of similar commands meant to be executed on the client-side. configure_sfcfsha. Installer is meant to be installed on a clean OS. set ansible-playbook user variable dynamically based on the ec2 distros. Ansible Playbook. According to the Ansible documentation, "The script module takes the script name followed by a list of space-delimited arguments. In Ansible 1. This is a larger area for debate than you might first imagine. Thanks to this, in my playbook I can use the [domain_controllers] group to run it only against this group and not every server I'm managing. See zypper docs here for further information. The Security Technical Implementation Guide (STIG) for Red Hat Enterprise Linux (RHEL) 7 is in the final stages of release. Ansible Tower (Licensed) vs Ansible AWX (Open Source) Ansible - Configure Windows servers as Ansible Client - winrm; Ansible playbook can make changes to the list of servers in quick time. Hosts are added to Ansible inventory through their IP addresses. Ansible playbooks are written in YAML format. 12 A brief explanation of 'playbook' is required. Ansible for Junos OS requires all tasks to run locally on the Ansible control machine and uses NETCONF and the Junos XML API to interface with managed devices running Junos OS. Ansible Playbook Basics. And this is where Conditional statements come in. Idea is to obtain a report before execution. Jump start your automation project with great content from the Ansible community. As always, if you have questions or comments about the role, drop by #openstack-ansible on Freenode IRC or open a bug in Launchpad. 0=silent 1. Checking OS Version Across Multiple Hosts with Ansible Leave a comment Often when you are maintaining a large number of servers, it is useful to be able to query those systems all at once to find out information like IP address, configured hostnames, and even the OS version. SCENARIO Till now we saw several features and scope of Ansible. I combined these bash scripts to construct a very basic Ansible playbook to simplify security hardening of RHEL6 systems. yml - playbook for executing the role in the vagrant/Docker. Regardless of what you end up using, you better be damn sure you go through everything that script will touch to make sure it won't interfere with any existing applications/server configs you have in place. Ansible Tower is an enterprise framework for controlling, securing and managing your Ansible automation with a UI and RESTful API. Built-in variables can be used to provide system information such as hostname, system architecture, interfaces etc. ansible-playbook playbooks/atmo_playbook. Support for running complex playbooks. In the following example, update. References. This wiki includes information on security hardening. The AWS-ApplyAnsiblePlaybooks document supports bundled, complex playbooks because it copies the entire file structure to a local directory before executing the specified main playbook. Setting up Passwordless SSH. Below is the main configuration file of the molecule: molecule. Installer is meant to be installed on a clean OS. Thanks to this, in my playbook I can use the [domain_controllers] group to run it only against this group and not every server I'm managing. yml configure_sfha. • Disable IP forwarding, Ansible Sysctl harden setting • Ansible playbook example of sysctl module For the latest Networking and Servers tutorials, please visit. As Akash points out, things. When going into machine directly with the same user ansible-playbook works as expected. configure_sfcfsha. Ansible is a simple configuration management tool. mkdir ansible-playbooks user @hostname: ~/ workspace ls-la total 12 drwxrwxr-x 3 user user 4096 Feb 26 12: 51. OS and where exactly they will be best fitted in Implementing DevOps or CI/CD along with sample examples. [all:vars] ansible_user=vagrant ansible_become=yes [mysql] 192. If you add tags, it becomes really annoying. yml PLAY [ First Playbook. ACI Playbooks. Ansible uses playbooks written in YAML to define the tasks we want to execute against an ACI fabric (in this case). Ansible allows you to simply define your systems for security. 2015-09-10 00:00. The Playbook has three debug tasks to identify the required service names, firewall rule names and advanced option keys. Playbooks are Ansible’s configuration, deployment, and orchestration language. It's already hard to test the playbooks because they depend on the Ansible version and the OS version. The playbook, in Ansible terminology, consists of a set of hosts on which the automation is to be performed, roles that are to be played out, for example, a server acting as database, another as front-end and so on. It is best practice to use Ansible with SSH keys in order to create the SSH connections to the servers. What Ansible does bring to the table is a combination of qualities that make it an excellent tool for security automation. A playbook, in the classic sense, is about offensive and defensive plays in football. Q33) Explain What is ask_sudo_pass. yml configure_vcs. The guide has over 200 controls that apply to various parts of a Linux system, and it is updated regularly by the Defense Information Systems Agency (DISA). But there are also simpler more predefined playbooks, which don't need fact gathering and can therefore gain performance if no facts are. Ansible uses SSH installed on all systems, unlike other configuration software that work on agent architecture. your inventory file can be at the default location /etc/ansible/hosts or a customized ansible_hosts file in your present working directory. Earlier than we have a look at some easy Ansible examples of hardening an OS with idempotency in thoughts we should always discover the best way to set off our Ansible playbooks. To simplify the automation of security features and enable hardening, NetApp has published its own Ansible Security Role that you can leverage for your ONTAP security configuration goals. Ansible will execute each module in turn on each host and report the output of each command and whether it has failed or succeeded. Dell EMC OpenManage Ansible Modules allows Data Center and IT administrators to use RedHat Ansible to automate and orchestrate the provisioning, configuration, deployment, and update of PowerEdge Servers by leveraging the management automation capabilities built into the Integrated Dell Remote Access Controller (iDRAC), OpenManage Enterprise and OpenManage Enterprise Modular. Operating System Dependent Tasks; Installing Software and Other Packages. It's an automation engine that runs Ansible Playbooks. In our case, the one single host is going to be responsible for all of these roles. Examples are demonstrated below. In this blog, I like to share how and where jinja2 template language used in Ansible and how we can create better Ansible playbook. Ansible, by default. Ansible allows you to simply define your systems for security. Ans: The ask_pass is a control in Ansible Playbook. 15 Playbook : An Ansible playbook is an organized unit of scripts that define work for a server configuration managed by the automation tool Ansible. This is a larger area for debate than you might first imagine. First the not so good news: Ansible isn't a magic unicorn. For debugging purpose, we need to use the two modules judiciously. yml PLAY [ First Playbook. The momentum of Ansible over the last several years has been very fast and groundbreaking. Ansible : Managing ESXi (VMWare) and writing simple playbook Hemant Gangwar Ansible , LINUX , VMWare December 18, 2017 December 17, 2017 2 Minutes In our previous article on Ansible, we learned how to install it and basic usage by running couple of ad-hoc commands on client Linux nodes. This Ansible role provides windows hardening configurations for the DevSec Windows baseline profile. This helps with so many things: Once you have a known working state, you can commit the work (ideally, with tags marking major versions, like 1. yml create_dg_vol. 48 Checklist Details ( Checklist Revisions) SCAP 1. systemctl in CentOS 6 vs. Securing a Server with Ansible A while back, Bryan ansible-playbook five_minutes. Run it with the same command you used above. It is best practice to use Ansible with SSH keys in order to create the SSH connections to the servers. If you need to add multiple lines. The security hardening role needs to be updated to apply these new requirements to Ubuntu 16. fr , Journal du hacker ) and my applications ( Feed2toot , Feed2tweet ). Along with Configuration Management tasks, it can be used to automate OS patching on timely basis. Configuration templates with Jinja2. 05 - Playbooks. pre_task: install python-simplejson. Below is the main configuration file of the molecule: molecule. ansible-playbook playbooks/atmo_playbook. In this blog post I will be using Fedora (my primary OS) to generate the Ansible playbook used to remediate findings. Where, path: /usr/local/etc/my. When going into machine directly with the same user ansible-playbook works as expected. Ansible Tower is a commercial version based on AWX by Red Hat. apt - Manages apt packages for Debian/Ubuntu Linux such as install a new package or update package. - c4f4t0r Jan 27 at 12:51. yml – Contains the definition of OS platform, dependencies, container platform driver, testing tool, etc. This is my playbook: # windows-updates-all. This example presents an Ansible playbook that uses the juniper_junos_software module to upgrade Junos OS on the hosts in the specified inventory group. Security automation content for the evaluation and configuration of Red Hat Enterprise Linux 8. Testing Ansible Playbooks With Vagrant I use Ansible to automate the deployments of my websites ( LinuxJobs. Support for running complex playbooks. Ansible Vault can encrypt variables, or even entire files and YAML playbooks as we shall later demonstrate. This role provides numerous security-related configurations, providing all-round base protection. This role provides numerous security-related configurations, providing all-round base protection. Dell EMC Networking Ansible Integration These module examples explain how to create a simple Ansible playbook, run the Dell EMC Ansible modules, then configure a switch using Ansible roles. In Ansible 1. 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…. If you are using SSH keys for authentication purposes then you really don't have to change this setting at all. For reference I use my docker-hardening role in the further steps. If anything fails it'll stop in its tracks, meaning that at most one webserver should end up in a failed state. making the configuration changes or installing the OS patches which require a reboot. I am running a role to do the system hardening using ansible, which looks good, looking for generating a 'CSV' file with following fields- {IP_address, Task_Name, status( ok or changed) before enforcing the playbook. We released new versions of ansible-os-hardening, ansible-ssh-hardening and ansible-mysql-hardening! These releases are important to us in multiple ways: As always, they provide new features and configuration possibilities for you to use! More on that below. yml configure_sfha. To simplify the automation of security features and enable hardening, NetApp has published its own Ansible Security Role that you can leverage for your ONTAP security configuration goals. Working With Playbooks ¶. an IT application infrastructure in Ansible Playbooks. document and test the solutions out there for OS hardening and security baselines/benchmarks. 48 Checklist Details ( Checklist Revisions) SCAP 1. The control server is where we will run our modules, playbooks, tasks, etc from using Ansible. ini -u myuser -s -K Now you should see the Ansible output fly by as it does all of the hard work configuring and securing your server. The security hardening role needs to be updated to apply these new requirements to Ubuntu 16. The following examples provide some guidance on how you might perform a number of automation tasks using Ansible and SR OS. That's where fact gathering is a much needed help. Ansible allows you to write automation procedures once and use them across your entire infrastructure. In the previous articles, we introduced idempotency as a way to approach your server's security posture and looked at some specific Ansible examples, including the kernel, system accounts, and IPtables. In part 1 of our Ansible security playbook tutorial, we started building out an Ansible playbook with a focus on creating better security for your VPS. yml configure_sfha. 0=silent 1. Ansible is a simple configuration management tool. When it proceeds it then uses the ios_config module to remove any lines from the config that specify a boot image and then specifies a the new. Distributions Tested using Vagrant bento/debian-10 bento/fedora-31 centos/8 ubuntu/bionic64 ubuntu/focal64 Role Variables auditd_mode: 1. Ansible collects pretty much all the information about the remote hosts as it runs a playbook. pre_task: install python-simplejson. Dell EMC Networking Ansible Integration These module examples explain how to create a simple Ansible playbook, run the Dell EMC Ansible modules, then configure a switch using Ansible roles. In this article, we'll get a little more hands-on with a look at some specific Ansible examples. A recent discussion with a customer, however, encouraged the creation of a simple, yet effective playbook to help automate this process. An Ansible playbook is a codified security document, allowing you to describe the desired state of a system, rather than the specific steps of how to get to that state. Ansible allows you to simply define your systems for security. What is Ansible? Ansible is an all in one IT solution. Supporting Resources: Download Ansible Playbook - CIA Commercial Cloud Services (CIA C2S). On this last article of the sequence, we'll have a look at just a few extra server-hardening examples and discuss slightly extra about how […]. apt - Manages apt packages for Debian/Ubuntu Linux such as install a new package or update package. Lawrence Systems / PC Pickup 4,394 views 1:04:38. Ansible has facilities to integrate and manage various technologies including Microsoft Windows, systems with REST API support and of course Linux. Please make sure you follow the steps in. ก่อนหน้านี้ที่พูดเกี่ยวกับการใช้งาน Ansible แบบ Ad-Hoc Commands ก็คงพอที่จะทำให้เห็นประโยชน์การนำ Ansible มาใช้งานกัน. It implements hardening for Puppet, Chef and Ansible. Each playbook is called from the main playbook which downloads the application from the web and then executes the set of codes depending on the type of file downloaded using roles in Ansible. 128 R1: 192. I am running a role to do the system hardening using ansible, which looks good, looking for generating a 'CSV' file with following fields- {IP_address, Task_Name, status( ok or changed) before enforcing the playbook. net, -u ansible -k -e ansible_network_os= vyos first_playbook_ext. The extended first playbook has four tasks in a single play. Ansible may use the Jinja2 templating engine to assign variables dynamically in playbooks or templates. Ansible’s easily understood Playbook syntax allows you to define secure any part of your system, whether it’s setting firewall rules, locking down users and groups, or applying custom security policies. I have a playbook that I want to execute on RHEL 6 servers only. 15 ansible_host=192. This section provides instructions for those tasks. It is best practice to use Ansible with SSH keys in order to create the SSH connections to the servers. The full playboook. Don't take my word for it though, watch the video and judge for yourself. making the configuration changes or installing the OS patches which require a reboot. It is a bigger space for debate than you would possibly first think about. We learned how to update all packages on OpenSUSE or SUSE Enterprise Linux servers and reboot the servers when kerne updated using Ansible playbooks. As Akash points out, things change - it is better to have the end state described rather than have to change commands when the system changes. Current STIG Role Features OS Support - Supports RHEL 6 and variants today, with more Linux and Windows versions coming soon. Creating Ansible Playbook for REST API Integration. yml configure_sfha. Automation with Scripting 13,458 views. The file can then be used to recreate the structure at a later point. You learned how to update all packages on your Debian and Ubuntu Linux boxes and reboot the server if required using Ansible playbooks. For other OS distributions, check out the Ansible installation guide. Ansible may use the Jinja2 templating engine to assign variables dynamically in playbooks or templates. Ansible playbooks are written in the YAML data serialization format. What is Ansible? Ansible is an all in one IT solution. An Ansible playbook is a codified security document, allowing you to describe the desired state of a system, rather than the specific steps of how to get to that state. yml rolling_upgrade. However, Ansible 2. I accomplished this by using the included Ansible module called script. Open source community keeps trying to make the code much simpler on the newer version. This can be completely customized based on your environment, but following certain guidelines will ensure it's well protected. Current STIG Role Features OS Support - Supports RHEL 6 and variants today, with more Linux and Windows versions coming soon. This is my playbook: # windows-updates-all. These examples should not be considered the definitive way to manage SR OS but as stepping stones to assist you on your automation journey. With over 750 automation modules, Ansible makes it easy for you to secure any part of your system, including setting firewalls, providing authentication to users and groups, and setting custom security policies. I combined these bash scripts to construct a very basic Ansible playbook to simplify security hardening of RHEL6 systems. The Security Technical Implementation Guide (STIG) for Red Hat Enterprise Linux (RHEL) 7 is in the final stages of release. He's been trying to automate systems administration since he started learning linux many years ago. A recent discussion with a customer, however, encouraged the creation of a simple, yet effective playbook to help automate this process. The course starts with basic Ansible concepts and later progresses to the advanced features of Ansible 2. All modules are implemented as overlay modules and work in conjunction with the corresponding open source module like apache or nginx. Build automation using ESXi, Ansible, Pysphere Showing 1-58 of 58 messages. Ansible is an open-source automation platform which can help you with configuration management, task automation, and application deployment. One of the main goals for the Hardening Framework it to provide security as a plug-in mechanism. Ansible playbook for a more secure VPS (part 1) A More Secure Ansible Playbook (Part 2) And finally, for more information about how to use Ansible for automated server hardening, check out one these resources: ansible-os-hardening; ansible-ssh-hardening; ansible-role-security. ansible-playbook extra_var_single. For reference I use my docker-hardening role in the further steps. ansible is a free and open source IT infrastructure and server automation software written in Python. Ansible พื้นฐานที่ (ตัวเอง) ควรรู้ Ep. Idea is to obtain a report before execution. Below is sample output of the playbook:. However, when running. However, the opposite…. Testing Ansible Playbooks/roles with Test-kitchen and Serverspec. Ansible's easily understood Playbook syntax allows you to define secure any part of your system, whether it's setting firewall rules, locking down users and groups, or applying custom security policies. Once you are familiar with Ansible you can create playbooks to automate almost everything, including ONTAP security configurations. Use this to check all of your common roles out to one location, and share them easily between multiple playbook projects. The Security Technical Implementation Guide (STIG) for Red Hat Enterprise Linux (RHEL) 7 is in the final stages of release. apt - Manages apt packages for Debian/Ubuntu Linux such as install a new package or update package. Earlier than we have a look at some easy Ansible examples of hardening an OS with idempotency in thoughts we should always discover the best way to set off our Ansible playbooks. With this Role, IT admins can easily: Deploy new systems that are compliant to the DISA STIG; Audit and validate DISA STIG compliance on existing systems. Basically, a module is a command or set of similar commands meant to be executed on the client-side. when: ansible_distribution == "RedHat" and ansible_distribution_major_version == 6 Into every single task within the whole playbook, but that seems pretty inefficient to me. Why would I deploy virtual machines with Ansible [Update]I wrote another article about VM automation, for Azure this time. The full playboook. If you want to create a new Ansible role from scratch Molecule can help. Security Hardening with Ansible. Using password during SSH is supported, but passwordless SSH keys with ssh-agent are one of the best ways to use Ansible. 15 Playbook : An Ansible playbook is an organized unit of scripts that define work for a server configuration managed by the automation tool Ansible. According to the Ansible documentation, "The script module takes the script name followed by a list of space-delimited arguments. In this video I'm demonstrating how Ansible can be used with regards to security related tasks. A recent discussion with a customer, however, encouraged the creation of a simple, yet effective playbook to help automate this process. An Ansible playbook is a codified security document, allowing you to describe the desired state of a system, rather than the specific steps of how to get to that state. As the name suggests, the Ansible Vault helps secure vital secret information as we have discussed earlier. 04, CentOS 7 and RHEL 7. I combined these bash scripts to construct a very basic Ansible playbook to simplify security hardening of RHEL6 systems. The quest for OS-hardening. The tasks will print a list of files that have changed since their package was installed. x content v0. - dev-sec/ansible-windows-hardening. 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. See docs here for more info. Using Molecule and Docker to test Ansible Playbooks. But there are also simpler more predefined playbooks, which don't need fact gathering and can therefore gain performance if no facts are. I am running a role to do the system hardening using ansible, which looks good, looking for generating a 'CSV' file with following fields- {IP_address, Task_Name, status( ok or changed) before enforcing the playbook. So let's start by installing Ansible so that we can create a playbook. 3 Content: Download SCAP 1. configure_sfcfsha. Ansible was installed on. Ansible ships with standalone scripts called modules that are used in playbooks for the execution of specialized tasks on remote nodes. Basic Windows Server Automation with Ansible. Ansible allows you to simply define your systems for security. Ansible Tutorial Part 2: PlayBooks & Managing Servers On Different Platforms Debian & CentOS - Duration: 1:04:38. Ansible Tower is produced by taking selected releases of AWX, hardening them for long-term supportability, and making them available to customers as the Ansible Tower offering. x content v0. Please make sure you follow the steps in. Upgrading network images to stable and or later versions is nothing new in the networking world. A playbook in Ansible is a list of tasks that will be executed against one or more managed servers. 7 on VMware Fusion 11. I combined these bash scripts to construct a very basic Ansible playbook to simplify security hardening of RHEL6 systems. Ansible allows you to write automation procedures once and use them across your entire infrastructure. These two are the modules available in Ansible. 0 for an upgrade or rewrite). 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. The tasks to be carried out using these variables vary according to the nature of these variables. The momentum of Ansible over the last several years has been very fast and groundbreaking. Ansible will execute each module in turn on each host and report the output of each command and whether it has failed or succeeded. It can't fix a broken process or a business culture not interested in securing its own products. making the configuration changes or installing the OS patches which require a reboot. It is lightweight, agentless and easy to get started with. In general, system hardening has three phases:. Open source community keeps trying to make the code much simpler on the newer version. ansible-playbook playbooks/atmo_playbook. Dell EMC Networking Ansible Integration These module examples explain how to create a simple Ansible playbook, run the Dell EMC Ansible modules, then configure a switch using Ansible roles. Same for other sub-commands. force_apt_get=yes - Use apt-get instead of aptitude. Supporting Resources: Download Ansible Playbook - CIA Commercial Cloud Services (CIA C2S). Before we look at some simple Ansible examples of hardening an OS with idempotency in mind we should explore how to trigger our Ansible playbooks. If you've ever worked as a system administrator, you know how much time a tool like this can save. Jinja2 is a modern and designer-friendly templating language for Python frameworks. In Ansible, a playbook is a series of ordered steps or instructions for an IT process. We learned how to update all packages on OpenSUSE or SUSE Enterprise Linux servers and reboot the servers when kerne updated using Ansible playbooks. You can also explicitly define your localhost in your inventory file. Control Node: the machine where Ansible is installed, responsible for running the provisioning on the servers you are managing. The bottom line is you can, and you should automate your security hardening process. Creating Ansible Playbook for REST API Integration. The more I learn about Ansible, the more useful it becomes. Although the role is designed to work well in OpenStack environments that are deployed with OpenStack-Ansible, it can be used with almost any Linux system. Ansible พื้นฐานที่ (ตัวเอง) ควรรู้ Ep. They can describe a policy you want your remote systems to enforce, or a set of steps in a general IT process. The following examples provide some guidance on how you might perform a number of automation tasks using Ansible and SR OS. Before we look at some simple Ansible examples of hardening an OS with idempotency in mind we should explore how to trigger our Ansible playbooks. This is a second method to run ansible playbook locally. Where, path: /usr/local/etc/my. Ansible playbook for a more secure VPS (part 1) A More Secure Ansible Playbook (Part 2) And finally, for more information about how to use Ansible for automated server hardening, check out one these resources: ansible-os-hardening; ansible-ssh-hardening; ansible-role-security. Each playbook is called from the main playbook which downloads the application from the web and then executes the set of codes depending on the type of file downloaded using roles in Ansible. We will follow below scenario in this tutorial: create file crunchify-hosts file and add an IP on which we will execute pre_task. Method3: Add an entry in your Inventory. The first step is to create a /etc/ansible/facts. The Finished Playbook; Ansible modules. 2015-09-10 00:00. 12 A brief explanation of 'playbook' is required. Installer is meant to be installed on a clean OS. All the nodes will run Ubuntu Xenial 64-bit OS and Ansible playbooks will be used for provisioning. If we want to pass multiple variables, we need to enclose our vars and their values in quotation marks: ansible-playbook extra_var_multiple. We are starting with writing simple piece of code, you can customize it as per…. Below is sample output of the playbook:. If you'd like to confirm which kinds of variables set, it's possible to output with "setup" module like follows. There can even be instances in which sub-versions of OSes can have major differences, such as service vs. This role hardens a Linux operating system according to best practices and implements the same guidelines as our successful Chef and Puppet implementations. It is fast, reliable and widely used for dynamic file generation based on its parameter. In general, the playbook is the orchestration, configuration and deployment language for Ansible. 2016-08-11 00:00. If Ansible modules are the tools in your workshop, playbooks are your instruction manuals, and your inventory of hosts are your raw material. Introduction to Ansible Interview Questions And Answer. Use Ansible playbooks, roles, modules, and templating to build generic, testable playbooks Manage Linux and Windows hosts remotely in a repeatable and predictable manner See how to perform security patch management, and security hardening with scheduling and automation. It is lightweight, agentless and easy to get started with. yml create_fsresource. This is a second method to run ansible playbook locally. It can't fix a broken process or a business culture not interested in securing its own products. 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. Ansible-playbook -- YAML Scripting | video - 6 | How to use variables in playbooks ? - Duration: 14:05. What is Ansible? Ansible is an all in one IT solution. The first step is to create a /etc/ansible/facts. What are Ansible Facts. Testing Ansible Playbooks With Vagrant I use Ansible to automate the deployments of my websites ( LinuxJobs. Juniper Networks provides support for using Ansible to manage devices running Junos OS. Task: a block that defines a single procedure to be. ACI Playbooks. Linux Security Hardening with OpenSCAP and Ansible In some organizations, Linux systems are audited for security compliance by an external auditor. What Ansible does bring to the table is a combination of qualities that make it an excellent tool for security automation. Usually, the default behavior is no: It is always set to ask_pass=True. A playbook, in the classic sense, is about offensive and defensive plays in football. # ansible-playbook mariadb. Operating System Dependent Tasks; Installing Software and Other Packages. This wiki includes information on security hardening. This includes installation, setup, configuration and management of an ansible on a Linux or Unix-like system for config management (rss feed). The two use cases were around: CVE. Ansible goes out of its way to use an easy-to-read configuration file for making "playbooks", which are files full of separate Ansible "tasks". Setup overview. The latest official version is 2. As Akash points out, things. According to the Ansible documentation, "The script module takes the script name followed by a list of space-delimited arguments. But then it needs to push an os if ansible is capable of doing so. The Security Technical Implementation Guide (STIG) for Red Hat Enterprise Linux (RHEL) 7 is in the final stages of release. This content embeds many pre-established profiles, such as the NIST National Checklist for RHEL 8. So let’s start by installing Ansible so that we can create a playbook. Ansible is an open-source automation platform. Using Ansible to Install Software, Example: Using Ansible to Install Software. Corban has been working with Ansible for ~2 years and is responsible for developing our Ansible playbook!. Ansible itself is very good at configuration management. Stack Overflow Public questions and answers; how to create Ansible playbook to obtain OS versions of the remote hosts? Ask Question Asked 3 years, 10 months ago. Linux Security Hardening with OpenSCAP and Ansible In some organizations, Linux systems are audited for security compliance by an external auditor. mkdir ansible-playbooks user @hostname: ~/ workspace ls-la total 12 drwxrwxr-x 3 user user 4096 Feb 26 12: 51. To simplify the automation of security features and enable hardening, NetApp has published its own Ansible Security Role that you can leverage for your ONTAP security configuration goals. GitHub Gist: instantly share code, notes, and snippets. It configures: Configures package management e. apt - Manages apt packages for Debian/Ubuntu Linux such as install a new package or update package. Build automation using ESXi, Ansible, Pysphere Showing 1-58 of 58 messages. yml – playbook for executing the role in the vagrant/Docker. Here we have created a block which correlated with a conditional when statement near the end of the playbook that tells ansible to proceed if the md5 value we gave matches the one computed by the switch. • Disable IP forwarding, Ansible Sysctl harden setting • Ansible playbook example of sysctl module For the latest Networking and Servers tutorials, please visit. Supporting Resources: Download Ansible Playbook - CIA Commercial Cloud Services (CIA C2S). Lawrence Systems / PC Pickup 4,394 views 1:04:38. Use any one of the module to reboot the box when kernel updated. Ansible Tower is an enterprise framework for controlling, securing and managing your Ansible automation with a UI and RESTful API. 0 for the first stable version and 2. Method3: Add an entry in your Inventory. For home lab purposes, it is the same server that I have Ansible Tower installed on. I have a playbook that I use to perform an initial configuration/hardening of CentOS systems after installation. The control server is where we will run our modules, playbooks, tasks, etc from using Ansible. Available on Ansible Galaxy. your inventory file can be at the default location /etc/ansible/hosts or a customized ansible_hosts file in your present working directory. Basically, a module is a command or set of similar commands meant to be executed on the client-side. Here we have created a block which correlated with a conditional when statement near the end of the playbook that tells ansible to proceed if the md5 value we gave matches the one computed by the switch. 2, which was released at 2. What we are going to do is use the GUI of scap-workbench to create an Ansible playbook that we can use to remediate the findings on the CentOS 7 system. Setup overview. Ansible is an open-source, agentless, automation engine, that uses playbooks written in YAML (Yet Another Markup Language) which are a combination of tasks that push out Ansible modules to automate well, tasks. ACX Series,EX Series,M Series,MX Series,NFX Series,PTX Series,QFX Series,SRX Series,T Series. A playbook, in the classic sense, is about offensive and defensive plays in football. In other words, upgrade all packages to latest version. configure_sfcfsha. Ansible and Configuration Management¶ Ansible is an open source tool that can be used to automate system administration tasks related to installation, configuration, account setup, and anything else required to manage system configurations across a large number of computers. If you've ever worked as a system administrator, you know how much time a tool like this can save. Oftentimes, Ansible plays contain various sets of variables. Before we look at some simple Ansible examples of hardening an OS with idempotency in mind we should explore how to trigger our Ansible playbooks. yml create_cfs_resource. The modules in Ansible are the tools that perform the actions, while playbooks design the plan for the whole process and lay it out for the modules to follow. Ansible Tower is produced by taking selected releases of AWX, hardening them for long-term supportability, and making them available to customers as the Ansible Tower offering. Ansible Role for the DISA STIG Ansible and our security partner, the MindPoint Group have teamed up to provide a tested and trusted Ansible Role for the DISA STIG. Apply RHEL 7 STIG hardening standard¶ date. Ansible Role for the DISA STIG Ansible and our security partner, the MindPoint Group have teamed up to provide a tested and trusted Ansible Role for the DISA STIG. As the name suggests, the Ansible Vault helps secure vital secret information as we have discussed earlier. After two months of development the Hardening Framework team is glad to announce that we created our second Ansible role: ansible-os-hardening. • Disable IP forwarding, Ansible Sysctl harden setting • Ansible playbook example of sysctl module For the latest Networking and Servers tutorials, please visit. ansible-paybook play/bastion. I only need ansible to create a user and vhost that the sensu servers and clients can use. I do not take any responsibility for having installed this on a system with already existing software and/or mission critical services. 48 Checklist Details ( Checklist Revisions) SCAP 1. Please make sure you follow the steps in. 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. Ansible uses playbooks written in YAML to define the tasks we want to execute against an ACI fabric (in this case). We are now going to create our first playbook. Playbooks are Ansible’s configuration, deployment, and orchestration language. All modules are implemented as overlay modules and work in conjunction with the corresponding open source module like apache or nginx. Ansible playbooks are files written in the YAML format, which contains human-readable code, it can be used to define operations in your environment. yml -e "ATMOUSERNAME=atmouser" Limiting Playbook/Task Runs When writing Ansible, sometimes it is tedious to make a change in a playbook or task , then run the playbook It can sometimes be very helpful to run a module directly as shown above, but only against a single development host. The task of collecting this remote system information is called as Gathering Facts by ansible and the details collected are generally known as facts or variables. This is a larger area for debate than you might first imagine. This wiki includes information on security hardening. 04/30/2019; 2 minutes to read; In this article. yml - Contains the definition of OS platform, dependencies, container platform driver, testing tool, etc. Why would I deploy virtual machines with Ansible [Update]I wrote another article about VM automation, for Azure this time. Ansible allows you to write automation procedures once and use them across your entire infrastructure. yml - playbook for executing the role in the vagrant/Docker. For home lab purposes, it is the same server that I have Ansible Tower installed on. configure_sfcfsha. Don't take my word for it though, watch the video and judge for yourself. Inventory: an INI file that contains information about the servers you are managing. Ansible allows you to simply define your systems for security. All modules are implemented as overlay modules and work in conjunction with the corresponding open source module like apache or nginx. yml create_cfs_resource. 2016-08-11 00:00. Working With Playbooks ¶. Use Verbosity. I accomplished this by using the included Ansible module called script. According to the Ansible documentation, “The script module takes the script name followed by a list of space-delimited arguments. Introduction. I only need ansible to create a user and vhost that the sensu servers and clients can use. I try to write a small ansible-playbook for basic setup of a server, but my tasks from roles refuse to run :)) Playbook has this directory structure: └── install ├── group_vars │ └── all. The first step is to create a /etc/ansible/facts. Testing Ansible Playbooks/roles with Test-kitchen and Serverspec. • Disable IP forwarding, Ansible Sysctl harden setting • Ansible playbook example of sysctl module For the latest Networking and Servers tutorials, please visit. I am trying to prepare Ansible scripts to check remote hosts for certain things like - OS version, free disk space etc. Installer is meant to be installed on a clean OS. If the file /var/run/reboot-required exists, you need to reboot your Debian or Ubuntu Linux box. 15 ansible_host=192. I combined these bash scripts to construct a very basic Ansible playbook to simplify security hardening of RHEL6 systems. The requirements to perform this is a Linux system with a GUI. What could be wrong with SSH'ing into it?. Install ansible-hardening with ansible-galaxy (or git clone) Change your playbooks to use the ansible-hardening role; There’s no need to change any variable names or tags - they are all kept the same in the new role. I do not take any responsibility for having installed this on a system with already existing software and/or mission critical services. 2, which was released at 2. Auditd failure mode. The outputs defined in this template give us ready access to the results of the deployment and show off how software config makes it easier to see the state of your configuration, the results, and any errors or output it may have generated without having to remotely log into your servers and search through logs. Playbooks are Ansible’s configuration, deployment, and orchestration language. Remediating the findings and making the systems compliant used to be a matter of manually applying changes or running monolithic scripts. It implements hardening for Puppet, Chef and Ansible. One of the most confusing Ansible features is the tags, and in this blog, I will try to clarify how they work. Run it with the same command you used above. Inventory: an INI file that contains information about the servers you are managing. In this blog post I will be using Fedora (my primary OS) to generate the Ansible playbook used to remediate findings. It configures: Configures package management e. 2016-08-11 00:00. NOTE: Molecule internally uses ansible-galaxy init command to create a role. Ansible Vault can encrypt variables, or even entire files and YAML playbooks as we shall later demonstrate. You'll start with the usage of Ansible with non-Linux targets, before then moving on to discuss some advanced uses of Ansible Tower. In the following example, update. d directory on the managed or remote node. A task is basically an ad-hoc command written out in a configuration file that makes it more organized and easy to expand. Playbook for hardening a new CentOS 7. Each playbook is called from the main playbook which downloads the application from the web and then executes the set of codes depending on the type of file downloaded using roles in Ansible. Ansible is an open-source, agentless, automation engine, that uses playbooks written in YAML (Yet Another Markup Language) which are a combination of tasks that push out Ansible modules to automate well, tasks. It is fast, reliable and widely used for dynamic file generation based on its parameter. Managing Solaris 11 servers via Ansible from my Fedora machine is actually less exciting than previously thought. Hosts and Users. Ansible Vault can encrypt variables, or even entire files and YAML playbooks as we shall later demonstrate. The first step is to create a /etc/ansible/facts. yml create_fsresource. According to the Ansible documentation, "The script module takes the script name followed by a list of space-delimited arguments. This post continues my previous post. With over 750 automation modules, Ansible makes it easy for you to secure any part of your system, including setting firewalls, providing authentication to users and groups, and setting custom security policies. Ansible : Managing ESXi (VMWare) and writing simple playbook Hemant Gangwar Ansible , LINUX , VMWare December 18, 2017 December 17, 2017 2 Minutes In our previous article on Ansible, we learned how to install it and basic usage by running couple of ad-hoc commands on client Linux nodes. net, -u ansible -k -e ansible_network_os= vyos first_playbook_ext. You can provide source playbooks in Zip files or in a directory structure. See docs here for more info. Since the amount of blog articles covering that is limited I thought it might be a nice challenge. yml --extra-var "my_var1=CoolVar1 my_var2=WarmVar2" Passing variables containing spaces. This file(s) will return JSON data when the playbook is run on the Ansible control node, which is inclusive of the other facts that Ansible retrieves after a playbook run. All the nodes will run Ubuntu Xenial 64-bit OS and Ansible playbooks will be used for provisioning. In the following example, update. You learned how to update all packages on your Debian and Ubuntu Linux boxes and reboot the server if required using Ansible playbooks. The control server is where we will run our modules, playbooks, tasks, etc from using Ansible. Ansible is an open source automation tool by Michael DeHaan, which automates application deployment, intraservice orchestration, cloud provisioning and many other IT tools. This documentation assumes that the reader has completed the steps within the Ansible installation guide. To simplify the automation of security features and enable hardening, NetApp has published its own Ansible Security Role that you can leverage for your ONTAP security configuration goals. The Security Technical Implementation Guide (STIG) for Red Hat Enterprise Linux (RHEL) 7 is in the final stages of release. In the previous articles, we introduced idempotency as a way to approach your server's security posture and looked at some specific Ansible examples, including the kernel, system accounts, and IPtables. If you've ever worked as a system administrator, you know how much time a tool like this can save. Securing a Server with Ansible A while back, Bryan ansible-playbook five_minutes. It can't fix a broken process or a business culture not interested in securing its own products. The requirements to perform this is a Linux system with a GUI. 12 A brief explanation of 'playbook' is required. Variables can also be used to replace strings and also in loops to loop through a given set. Ansible is an open-source IT automation engine that automates cloud provisioning, configuration management, application deployment, intraservice orchestration, and other IT needs. A task is a section that consists of a single procedure to be completed. - dev-sec/ansible-windows-hardening. He's been trying to automate systems administration since he started learning linux many years ago. I combined these bash scripts to construct a very basic Ansible playbook to simplify security hardening of RHEL6 systems. - c4f4t0r Jan 27 at 12:51. e, the host system has to fall under the Debian category of OS, and the version has to be 18. Use Ansible playbooks, roles, modules, and templating to build generic, testable playbooks Manage Linux and Windows hosts remotely in a repeatable and predictable manner See how to perform security patch management, and security hardening with scheduling and automation. Ansible allows you to simply define your systems for security. Ansible is a configuration management system that is very simple to learn and use. Control Node: the machine where Ansible is installed, responsible for running the provisioning on the servers you are managing. This is a larger area for debate than you might first imagine. One of the most popular posts on my blog has been the Ubuntu 18. ansible-role-hardening. Thankfully, Ansible provides us with a handy feature known as Ansible Vault. You can refer and use them in Playbooks. x content v0. I reserved some time to convert these playbooks to the new modules and ansible 2. when: ansible_distribution == "RedHat" and ansible_distribution_major_version == 6 Into every single task within the whole playbook, but that seems pretty inefficient to me. In Ansible, a playbook is a series of ordered steps or instructions for an IT process. Getting started¶. Ansible and Configuration Management¶ Ansible is an open source tool that can be used to automate system administration tasks related to installation, configuration, account setup, and anything else required to manage system configurations across a large number of computers. Run it with the same command you used above. The Ansible community on Github, as measured by contributors, an important indicator in the open source community, is now bigger than that of Ansible, with over 4,800 contributors to Puppet's 527. I accomplished this by using the included Ansible module called script. The two use cases were around: CVE. If you need to add multiple lines. Examples are demonstrated below. yml --extra-vars="role=computer01" Then the build. OS and where exactly they will be best fitted in Implementing DevOps or CI/CD along with sample examples. Ansible Tower is produced by taking selected releases of AWX, hardening them for long-term supportability, and making them available to customers as the Ansible Tower offering. YAML Script: Second ansible playbook to get date and server uptime status. It is fast, reliable and widely used for dynamic file generation based on its parameter. Security Hardening for Hosts¶ date. Ansible playbook for a more secure VPS (part 1) A More Secure Ansible Playbook (Part 2) And finally, for more information about how to use Ansible for automated server hardening, check out one these resources: ansible-os-hardening; ansible-ssh-hardening; ansible-role-security. Remediating the findings and making the systems compliant used to be a matter of manually applying changes or running monolithic scripts. Most of them are especially interesting during debugging. Don't take my word for it though, watch the video and judge for yourself. In this Part 5 of Ansible Series, we will explain how to create Ansible Plays and Playbooks using Ansible modules. I am able to create tasks for each of this check as Ansible already have a great support for that, but i am stuck at a place on how to create a final report kind of thing for all tasks. I have 3 different groups of servers, and they all get configured in mostly the same way, with only a few differences in configuration files. It implements hardening for Puppet, Chef and Ansible. Distributions Tested using Vagrant bento/debian-10 bento/fedora-31 centos/8 ubuntu/bionic64 ubuntu/focal64 Role Variables auditd_mode: 1. The Hardening Framework combines DevOps with Security. Idea is to obtain a report before execution. Creating Ansible Playbook for REST API Integration. The playbook, in Ansible terminology, consists of a set of hosts on which the automation is to be performed, roles that are to be played out, for example, a server acting as database, another as front-end and so on. # ansible-playbook mariadb. Each playbook is called from the main playbook which downloads the application from the web and then executes the set of codes depending on the type of file downloaded using roles in Ansible. Requires Ansible >= 2. This documentation assumes that the reader has completed the steps within the Ansible installation guide. [all:vars] ansible_user=vagrant ansible_become=yes [mysql] 192. Where, path: /usr/local/etc/my. A recent discussion with a customer, however, encouraged the creation of a simple, yet effective playbook to help automate this process. This is a larger area for debate than you might first imagine. when: ansible_distribution == "RedHat" and ansible_distribution_major_version == 6 Into every single task within the whole playbook, but that seems pretty inefficient to me. Security automation content for the evaluation and configuration of Red Hat Enterprise Linux 8. ACX Series,EX Series,M Series,MX Series,NFX Series,PTX Series,QFX Series,SRX Series,T Series. Ansible Vault can encrypt variables, or even entire files and YAML playbooks as we shall later demonstrate. It is lightweight, agentless and easy to get started with. 2016-08-11 00:00. - c4f4t0r Jan 27 at 12:51. Ansible provides quite some useful command line options. It configures:. This project is a set of Ansible Playbooks to configure instances to run some of the NetflixOSS projects. OS and where exactly they will be best fitted in Implementing DevOps or CI/CD along with sample examples. Ansible provides quite some useful command line options. For other OS distributions, check out the Ansible installation guide. Numerous playbooks are available as open source. Ansible's setup module is able to identify the host's types, OS distributions, and many other facts. yml create_dg_vol. Available on Ansible Galaxy. That's where fact gathering is a much needed help. I have a playbook that I use to perform an initial configuration/hardening of CentOS systems after installation. What is Ansible? Ansible is an all in one IT solution. 04, CentOS 7 and RHEL 7. Ansible may use the Jinja2 templating engine to assign variables dynamically in playbooks or templates. Basically, a module is a command or set of similar commands meant to be executed on the client-side. Step 2: Writing the Ansible Playbook. systemctl in CentOS 6 vs. SCENARIO Till now we saw several features and scope of Ansible. Checking OS Version Across Multiple Hosts with Ansible Leave a comment Often when you are maintaining a large number of servers, it is useful to be able to query those systems all at once to find out information like IP address, configured hostnames, and even the OS version. What could be wrong with SSH'ing into it?.