Ansible hostname fact

To see what information is available, try the following: ansible hostname -m setup. - hosts: "{{ hostname }}" gather_facts: false vars: ssh_keyfile: ## Facts: Run `ansible hostname -m setup`, but in particular: * `ansible_distribution` * `ansible_distribution_release` * `ansible_distribution_version` This can be useful for when you don’t want to rely on the discovered hostname ansible_hostname or for other mysterious reasons. address. Use the prod environment. . I have a playbook that will update the hostname of the system based on the entry ansible -m setup hostname Only gets the facts gathered by the setup module. The Ansible inventory is the heart of the product . To see a list of all of the facts that are available about a machine, you can run the “setup” module as an ad-hoc action: ansible -m setup hostname. com/playbooks_variables. amazonaws. Inventory . split('. sh $ ansible -i hosts. Extended facts are basically the same as normal Ansible fact files. Ansible for Networking. html. An example of this might be the ip address of the remote host, or what the operating system is. org replies with lots of information: "ansible_facts": { "ansible_all_ipv4_addresses": [ "192. ansible. • Example location: /etc/ansible/hosts 8 aws1 aws2 aws3 aws4 ! [dns_servers] aws1 aws2 ! [web_servers] aws1 aws3 aws4 ! [mail_servers] aws1 aws3. Lets jump back to the command line, and run our ad-hoc ansbile command against web1 again, but this time change the filter, and set it to ansible eth1. when: new_hostname is defined. These callbacks allow us to trace what Ansible is Ansible is a radically simple IT automation engine that and updates the inventory & inventory file with an ip address and hostname pulled from the fact that I "host": "SATA controller: Intel Corporation 82801HM/HEM (ICH8M/ICH8M-E) SATA Controller [AHCI mode] (rev 02 Getting started with Ansible. Then there are addresses assigned to each network Here's an example task: - name: Create motd template: src="motd. com -m debug -a "var=hostvars Conditionals. The ansible_ssh_user setting forced ssh to run as root however you can not login as root to new instances. If the target host is Windows, you will not currently have the ability to use filter as this is provided by a simpler implementation of the module. These A practical guide to quick and easy immutable infrastructure with Ansible and and configure your application - hosts: ec2hosts gather_facts: true user Start Learning Ansible With One Line It just runs a command on the target hosts: $ ansible all -i '/tmp/my-inventory' -m command -a { "ansible_facts": --- - hosts: alldataswitches – This is a reference to my group for all Spine/Leaf switches described in my Ansible hosts file. INI 포멧의 file 이다 -i 또는 --inventory-file ; ansible. Try it out: ansible -i step-02/hosts -m setup host0. set_fact: hostname_to_use={{ new_hostname }}. 168. --- - hosts: localhost connection: local tasks: - debug: var=ansible_all_ipv4_addresses - debug: var=ansible_default_ipv4. Its always not required Running ansible playbook in localhost Once we install ansible, we can start playing with it right away in the localhost. com/ansible/latest/playbooks_variables. Chris ran the Ubuntu repository ppa:chris-lea/node. ). The filter option filters only the first level subkey below ansible_facts. Part one of an look into using ad-hoc groups in Ansible. The facts ansible_net_hostname : Jan 25, 2016 · To become more flexible, Ansible offers the possibility to use variables in loops, but also to use information the target system provides. Initializing the first Swarm manager node (this will create a token used when joining other hosts). ansible_play_hosts is the full list of all hosts still active in the current play. # ansible all -m setup --tree /tmp/facts # Display only facts regarding memory found by ansible on all hosts and output them. 1 192 Role bas-ansible-roles-collection. {{ansible_hostname}} will then be replaced with the hostname. - name: "set hostname fact from user hostname if defined". The file motd. ipv4. it just needs to speak JSON). Served by {{ ansible_hostname }} ({{ ansible_eth1. This will gather their facts. This plugin 1. line: "openshift_master_identity_providers=[{'name': 'idm', 'challenge': 'true', 'login': 'true', 'kind': 'LDAPPasswordIdentityProvider', 'attributes': {'id': ['dn Deploying Docker Swarm with Ansible. That means the lookup value could be different in different tasks. port to default set_fact: ansible Sanity check, make sure Ansible is able to connect to the host - name: Ansible knew that the key was to bring the same simple, Gather facts on Windows hosts; Install and uninstall MSIs; Enable and disable Windows Features; Ansible provides hooks for running custom callbacks on the management machine (not the nodes) as it invokes modules. Foreman Ansible allows you to import hosts via Ansible, along with facts about these hosts and reports of their playbook runs. ansible_hostname is the discovered hostname Ansible and Ad-hoc Groups: Part 1. The use of ansible_facts in the return value is an Ansible idiom. address name: "set hostname fact from inventory_hostname". 2. com hostname or to its public IP address. facts['fqdn'] = socket. ini -t deploy. html#fact-caching. Mastering Ansible is a step-by-step journey of learning Ansible for configuration You can use $ansible_hostname which is the hostname fact. 9-246937081757218/motd". Aug 10, 2016 · If you have this content in your inventory file: [loadbalancers] ha01 ansible_host=ec2-52-50-164-246. example List ALL Ansible variables for a host or group with an ad hoc command? $ chmod +x hosts. 1 NAPALM Ping. {Certmapping[ansible_hostname]}}. for instance. vars: - I define some variables I want displayed in my captured output of ‘show version’. The hosts are defined in a file called hosts in the main ‘ansible-vsrx-demo’ directory. # ansible-playbook -i hosts-test playbook-test. If Ansible has not yet gathered facts on a host, then you will not be able to access its facts using the hostvars variable, unless fact caching is Jan 9, 2015 In the documentation (http://docs. yml -i ansible/hosts Is it possible to have Ansible display facts about a Vagrant box? The Ansible documentation uses ansible hostname -m setup even if I connect with the Vagrant user I That is basically what I want. hostname_hosts_backup: False: You can make backup of hosts file before changes will be made. Be sure to "gather facts" Sep 15, 2017 hosts: all ( OR, instead of all, your target server group that you require the hostvars['hostname']) tasks: []. . ansible. # ansible all -m setup -a 'filter=ansible_*_mb' # Display only facts returned by facter. We start off with creating a new working folder, then we create our group_vars folder that we will be using for this post. x series As discussed in the playbooks chapter, Ansible facts are a way of getting data about remote systems for use in playbook variables. address; ansible_default_ipv6. 0. 04 host0. - hosts: servername gather_facts: False tasks: - name: Insanely complete Ansible playbook, showing off all the options Raw. "size": 0. Background Ansible uses This can be useful for when you don’t want to rely on the discovered hostname ansible_hostname or for other mysterious reasons. # ansible all -m setup -a Sep 17, 2013 Ansible by default gathers “facts” about the machines under management, and these facts can be accessed in Playbooks and in templates. In Ansible, Test bigip_facts hosts: test connection: local tasks: None of the ansible_ facts gathered have the public ip, I put inventory_hostname and ansible_hostname in task More information can be found here: http://docs. ansible hostname factFacts are information derived from speaking with your remote systems. however in the code ansible is actually doing - self. Anisble – how to collect information about your remote hosts. If you want to get a lookup value once and use the same value for every task in a play, you need to register a fact with the set_fact module instead. The documentation states that I can run the following If you look closely at Example 4-8, you’ll see that the output is a dictionary whose key is ansible_facts. Gilles Cornu posted a template trick to list all variables for a specific host. sh a. yml -i ansible/hosts. Ansible 101 Configuration management could not be simpler! The play is targeting all hosts. The host's IP address is matched with a given network Ansible facts all start with anisble_ and are globally available for use any place variables can be used: Variable files, Tasks, and Templates. The file contents can be seen below. John Patterson; 15 February 2016; Groups within Ansible are no mystery to I fix the issue myself. The When ansible_os_family == "Debian" # note that Ansible facts and vars like ansible_os_family can be used ansible hostname. When you specify multiple fact directories, Ansible-cmdb scans all of the in order and overlays the facts. Using the fact Facts: Run ansible hostname -m setup , but in particular: ansible_distribution; ansible_distribution_release; ansible_distribution_version; ansible_fqdn; ansible_hostname; ansible_os_family; ansible_pkg_mgr; ansible_default_ipv4. --- - name: Save Configurations (IOS) hosts: cisco vars: creds: host: "{{ host }}" username: "{{ username }}" password: "{{ password }}" tasks: - ios_facts: provider: "{{ creds }}" Pretty simple, I call the ios_facts module and pass in the {{ creds }} variable which contains the 'host', 'username', and 'password' (where all of these variables are pulled from the Ansible inventory). As we just saw, the vars_prompt runs ansible - Ansible is a radically simple IT automation platform that makes your applications and systems easier to deploy. how to access host variable of a different That will cause Ansible to collect facts about a very large infrastructure with thousands of hosts. New in version 2. j2 (placed in the templates-subdirectory of your role) could then look like this: Welcome to host {{ansible_hostname}}!. gather_facts: no connection: local – This sets the playbook to connect via the API using the details described in my . ios_facts - Collect facts from remote devices This module prepends all of the base network fact keys with ansible_net_<fact>. This is a dictionary that contains all of the variables defined on all of the hosts, keyed by the hostname as known to Ansible. I like Ansible. Mar 30, 2016 · Rolling deployments is well covered in the Ansible Docs. Avoid writing scripts or custom code to deploy and update your applications— automate in a language that approaches plain English, using SSH, with no agents to install on remote systems. conf file. --- - name: Example to take a snapshot of virtual machine hosts: localhost tasks: - name: Take a snapshot vmware_guest_snapshot: hostname: esxi_hostname_01 username: root password: [email protected] name: testvm01 folder: /vm snapshot_name: my_secure_stable_snapshot register: snap_state_001 - debug: msg=”{{ snap_state_001 }}” You can read more about this module at http://docs. Ansible-cmdb takes the output of Ansible's fact gathering and converts it into a static HTML overview page (and other things) containing system configuration information. Background Conditionals. This lets you override, extend and fill in missing information on hosts. This will print out a A list of all addresses is stored in a fact ansible_all_ipv4_addresses , a default address in ansible_default_ipv4. facts['hostname'] = platform. system-hostname - Configures the hostname and FQDN of a machine Changing the SSH port with Ansible. Fact In this post you'll find a list of 15 things I think you should know about Ansible. compute-1. ansible-playbook ansible/playbook. Finally, warn the user that using fact caching may be useful in this case and should solve most problems: https://docs. I am using Ansible / Ansible Tower and would like to determine what facts are available on my Windows host. The problem was in my /etc/ansible/hosts file . #ansible_ssh_pass=xxxxxccccc. To become more flexible, Ansible offers the possibility to use variables in loops, but also to use information the target system provides. In order to do so, we will discuss about ansible modue: Gathers facts. address Jan 11, 2015 The solution is to use the hostvars variable. yml -l <group or server name> - hosts: all: tasks: - name: " Debug hostname" Running Ad Hoc Commands. example. com ha02 ansible_host=ec2 We dive into another way to use Ansible: setting up a Git SSH server for version control. In fact the install docs tells us that Python is a requirement on the managed nodes. com Use the setup module to gather ansible 'facts' (aka ansible_variables) about that host. debug: msg="hostname_to_use={{ Aug 28, 2017 Anisble – how to collect information about your remote hosts. address }}). fact) - files in this dir will be run (if executable) and their results be added to ansible_local facts if a file is not That is basically what I want. To be more specific I'm copying over a Zabbix Agent configuration file, and I want the Hostname to be populated by the Ansible Fact In this article, we’ll look at various Ansible modules that can be used to fetch information from Cisco IOS devices: ios_facts, snmp_facts and ios_command. Note, this module does NOT modify /etc/hosts . The fact gathering before each call of a playbook requires time. - name: "show hostname fact". getfqdn() self. Many hosts. com/ansible/setup_module. node(). Display facts from all hosts and store them at /tmp/facts indexed by hostname. :information_source: Official webpage: https://docs. Lets say we want to get some facts about the node. The This is easy to do in Ansible with the when clause, when Ansible gathers facts about hosts, it for example gets all the mounts of the host: "ansible_mounts": [ More Ansible Show Variables For Host videos How to get the host name of the current machine as (self it's either a gathered fact (ansible build-in var) or a Existing Ansible BIG-IP modules bigip_facts. To be more specific I'm copying over a Zabbix Agent configuration file, and I want the Hostname to be populated by the Ansible Fact # Display facts from all hosts and store them indexed by I(hostname) at C(/tmp/facts). This article outlines the process for using Ansible in a lab environment to gather information (which Ansible calls facts) about a Ansible populating a variable based on hostname. {ansible_hostname}} will then be replaced with the hostname. Facts are information derived from speaking with your remote systems. I had set [[email protected] ansible]$ head /etc/ansible/hosts [all:vars] ansible_connection=ssh ansible_ssh_user=root ansible_ssh_pass=XXXXXXXX. up vote 1 down vote favorite. 2, it was the same as the new ansible_play_batch variable. This will return a ginormous amount of variable data, which may look like Display facts from all hosts and store them indexed by I(hostname) at C(/tmp/facts). ansible hostname fact com/ansible/latest/vmware_guest_snapshot_module. Example: NodeJS For Ubuntu, we can get the latest stable NodeJS and NPM from NodeSource, which has teamed up with Chris Lea. "owner": "root". The very next line is an if statement which makes sure that the current Ansible hostname isn’t the the current entry in the for loop. In production, we run stuffs against remote ansible -m setup wiki. Login to your ec2 instance, create your playbook # Ansible is a nice tool to automate the deployment and configuration of network devices. Basics. It’s not perfect but nothing is. - hosts: webservers become: yes How to register the result of a mysql query with Ansible; Jinja2: How to gather_facts from other hosts; Nov 24, 2014 · When we execute an ansible playbook by default it will gather facts of operating system first and then execute tasks listed in it. While some networks are built from the ground up with Ansible using modules or templates, it is possible to grab the networking configuration from a pre-configured hostname_hosts_file_location "/etc/hosts" Hosts file location. ansible Core ansible tower Ansible and windows Download simple web site hosts: windows gather_facts: false tasks: - name: Creating vSphere VM’s using Ansible 5 minute read This method will prompt for the vCenter hostname to connect to, username and password to connect to vCenter. play_hosts has been deprecated in 2. js, but now provides NodeJS via NodeSource packages. In this Ansible Tutorial blog you will learn how to write Ansible playbooks, adhoc commands and perform hands-on to deploy Nginx on your host vi /etc/ansible/hosts. GATHERING FACTS Ansible is collecting information from the host; Need a random number for your Ansible Idempotent random number you can choose inventory_hostname to make this number different between servers but the some people may asked, how can i use my ansible to print our my ec2_facts, this is the simple way to do that : 1. set_fact: hostname_to_use={{ inventory_hostname }}. address . html. j2" dest="/etc/motd". Official webpage: https://docs To start with, it is helpful to understand the difference between how Ansible communicates with most hosts/servers and how it communicates with most networking devices. eu-west-1. If you have a long FQDN, The hosts Ansible should act upon are specified by a group name as obtained by ec2. Using Ansible with network devices Still you have the option to use the raw module just to execute commands on a device. ansible all -m setup --tree /tmp/facts # Display only facts regarding memory Ansible evaluates lookups for a variable every time that variable is used in the task at the time the task is run. py, and I'm connecting as root because that's the user for which our jp1 SSH key has been injected into by EC2. This post is about using those rolling deployments patterns but with F5 Load Balancers. yml -i ansible/hosts This module gathers facts for a specific system using DNS and a separate network inventory YAML file. up vote 6 down vote favorite. The m1 == e1 and they have different IP addresses. eapi. cfg에 host_file이 기본 설정 ; group을 정할 수 있다 [webservers] 192. example Aug 10, 2016 · If you have this content in your inventory file: [loadbalancers] ha01 ansible_host=ec2-52-50-164-246. Let me show you how we get this ansible eth1 ipv4 address fact. Recently I was playing around with the tinc vpn system and wanted a way to set a custom fact Anisble – how to collect information about your remote hosts. Sep 15, 2017 hosts: all ( OR, instead of all, your target server group that you require the hostvars['hostname']) tasks: []. I"m trying to use Ansible magic var inventory_hostname along with ansible_fqdn fact. I wrote the following playbook to automate the upgrade of Cisco IOS This article is an introduction to different Ansible modules, Example playbook to get facts about virtual machine hosts: localhost tasks: - name: Networking with Ansible 105 1. Be sure to "gather facts" Jan 9, 2015 In the documentation (http://docs. 1. html) it says - Similarly, the hostname as the system reports it is: {{ ansible_hostname }}. You can use $ansible_hostname which is the hostname fact. Fact #Test Playbook for debugging. # You can, in fact, set hosts to a variable, for example: # # hosts: $groups how to access host variable of a different That will cause Ansible to collect facts about a very large infrastructure with thousands of hosts. You can also use this to create completely new hosts or to add custom facts to your hosts. I just ran the playbook with the `deploy` tag: ```terminal ansible-playbook ansible/playbook. If you have a long FQDN, Now although we still do not have a way to automate school homework (sigh), the Ansible modules for NetApp’s Clustered Data ONTAP, # Your hostname You'll need a terminal and ssh client for running Ansible against target hosts. The basic syntax consists of ansible then the host group from hosts to run against, -m <MODULE_NAME>, and optionally providing arguments via BIG-IP deployments using Ansible in private and public cloud hosts: localhost gather_facts: false tasks: ['ansible_facts'] path used for local ansible facts (*. After the playbook has run, I can use a Web browser to connect to the ec2-*. crt" (set_fact is just as an example, How do I print the current hostname of a host in ansible. hostname_fqdn_full: inventory_hostname: By default this role use inventory_hostname from inventory file to get host hostname, but you can set hostname_fqdn_full and hostname_fqdn_short to change this behavior. com ha02 ansible_host=ec2 Subject: Re: OpenShift-v3 Beta3 -- BYO ansible playbook failure (hostname lookup ?) Date: /etc/ansible/hosts(trimmed, and each entry should be a single line, in For more information on the structure and format of an Ansible hosts file, OpenStack Superuser is a publication built to chronicle the work of superusers, The Ansible master playbook of the Kolla project is big and consists of a lot of playbooks. Official webpage: https://docs pre_tasks and set_fact. compute. Usually these are discovered Description of problem: In ansible hosts file there are 6 hosts, but actually they are multihomed 3 hosts. Ansible Custom Facts