ansible hostname variable
The default Ansible inventory file is named hosts and placed in /etc/ ansible.There are also other variables you can use. The ansiblesshhost file allows you to set a different hostname and the variables ansible ansible-playbook. share|improve this question.- name: Install this only for local dev machine pip: namepyramid when: inventory hostname "local". Setting hostname with Ansible. 11 May 2017 on ansible. If youre looking to set the hostname for a system using Ansible then look no further. ansible-hostname role. A role to manage hostnames.Variables. Define what part of fqdn is the hostname lets say "postgresql00.dev.prod.example.com" . If the same variable is set by more than one group for a host, Ansible has no way of explicitly specifying precedence. when: "myperl in ansiblehostname" - debug: varservertype. Instead of groupby and inventory file, you may want to use includevars to dynamically load specific variable files Additionally, inventoryhostname is the name of the hostname as configured in Ansibles inventoryplayhosts has been deprecated in 2.2, it was the same as the new ansibleplaybatch variable. Ansible uses variables to enable more flexibility in playbooks and roles. They can be used to loop through a set of given values, access various information like the hostname of a system and replace I should be registering a variable and only reload the ansiblelocal if the facts.d scripts have changed on this particular run.name: reload ansiblelocal setup: filteransiblelocal.
name: variable setfactcommand: hostname. Not sure where the problem is. Ansible v1.9.6. Starting from v2.
0 Ansible supports variable substitution in task/handler names: https://github.com/ansible/ansible/issues/10347, so these examples will work as expected: - name when: "myperl in ansiblehostname" - debug: varservertype. Instead of groupby and inventory file, you may want to use includevars to dynamically load specific variable files - name: Install this only for local dev machine pip: namepyramid when: ansiblehostname "local".The necessary variable is inventoryhostname. Looking at Ansibles documentation on variable precedence makes my head spin a bitand I agree: I can then override a variable on a per-host basis by creating a hostvars/hostname file for example. - hosts: all tasks: - name: "Debug hostname". debug: msg"inventory hostname inventoryhostname , hostvarsThis is according to the Ansible variable precedence Some random useful things for Ansible users: inventoryhostname.Default values for a Variable, and host specific values. Ansible uses variables to enable more flexibility in playbooks and roles. They can be used to loop through a set of given values, access various information like the hostname of a system and replace inventory/hostvars/ is a YAML file that contains Ansible variables and their values. These variables are set when Ansible is running plays against the target computer called Set hostname via Ansible hostname module and updates /etc/hosts with hostname and domain.Role Variables. hostnamename - new hostname (not FQDN, before first dot). Ansible uses variables to enable more flexibility in playbooks and roles. They can be used to loop through a set of given values, access various information like the hostname of a system and replace The hostnames can also be domain names instead of raw IP addresses if preferred, and whenHere is an example of two host variables, that explicitly tell Ansible to use SSH as the connection type As much as I would like to see ansiblehostname report the hostname from the system, its probably been incorrect for too long to change it Ansible can also generate files based on Jinja2 templates and variables.This is all standard stuff except for item.hostname. Once again, this is the variable passed in from the Ansible task One nice feature of Ansible is its ability to delegate tasks to the control machine, or any otherThis was quite irritating, as I wanted to be able to define the hostname in a variable taken from Terraform. This configuration file gets created but inventoryhostname variable is wrong - instead of node1 it states master.How to define linux environment variables with Ansible. The first one is a variable that ansible collects itself, in this case the hostname (not the FQDN hostname) variable ansiblehostname. Ansible Host Variable. 0. 11/08 20:02 Internet Technology.You can refer to the current host using inventoryhostname variable I have implemented Ansible for managing configuration on a large number AWS instances. set the friendly hostname from the playbook variable - name: set hostname hostname: name ansible hostname -m setup. This will return a ginormous amount of variable data, which may look like this, as taken from Ansible 1.4 on a Ubuntu 12.04 system How do I access a variable name programmatically?ansible -m setup hostname. This will print out a dictionary of all of the facts that are available for that particular host. Non-standard SSH port can follow hostname separated by : (but see also ansiblesshport below).Per-host variables: foo.example.com foobar bazwibble. [foo:children]: new group foo I want to set a jinja2 variable based on the hostname of a server (Im using different certs and want to have ansible create the ssl.conf based on the hostname). Because in case the name in the inventory doesnt match the remote hostname (/etc/hosts, cname, etc.), the setup module isnt reporting any ansible variable with this info. Alternatively this can be set by the ANSIBLEHOSTKEYCHECKING environment variable: export host: expands to the hostname of the machine ansible is run on. tasks: - name: generetaing tickets for monitoring hosts. command: /usr/sbin/icinga2 pki ticket --cn db01 hostname .Posted on February 25, 2018Categories faqsTags ansible, variables. New to Ansible here, and have a question on using an inventoryhostname variable. I have a playbook that deploys an add-on to numerous servers Ansible Assign output of a shell command to a ansible variable for a later use.Instead of making different inventory hosts files, for every custom sets of hostnames, you could try these techniques A dict whose keys are Ansible host names and values are dicts that map variable names to values. inventoryhostname. Name of the current host as known by Ansible. In Ansible, variables are scoped by host. It only makes sense to talk about the value of a variable relative toserver1 ansiblesshhost192.168.4.10. then the inventoryhostname would be server1. In this part we will learn how to use Ansible Variables. How to use them in playbooks, tasks and templates. Ansible Variables will make your life easier Home Forums Automation Tools Ansible Tutorials Ansible [SOLVED]: Ansible passingThis can be achieved using magic variable hostvars. You need however to refer to a host name, which VARIABLE PRECEDENCE. Ansible v2. 1. extra vars 2. task vars (only for the task) 3. block vars (only for tasks in.- name: Show hostvars[inventoryhostname].ansiblesshhost debug: varhostvars Now any variable in the format [ variable ] will be interpreted, while any variables using the default ansible notation variable will be left uninterpreted. So a template ( hostname.j2) like this This afternoon I was looking for an Ansible variable but I was not able to remember the correct name."ansiblehostname": "fedora-rawhide" Ansible Host Variable. I have a very simple playbook that I run against hundreds of hosts by IP address.You can refer to the current host using inventoryhostname variable: - name: Wait Forvars/ ansiblehostname .yml server specific variable . ansible hostname is variableserver1 tasks: - name: yum action: yum nameitem statepresent install yum packages withitems - name: Install this only for local dev machine pip: namepyramid when: ansiblehostname "local".The necessary variable is inventoryhostname. In Ansible you can access other host variables using hostvars[hostname] but not group variables. The way described here is workable, but do I consider it a dirty hack. ansiblesshhost The name of the host to connect to, if different from the alias you wish to give to it.
ansiblesshport TheBy the way, variables set in vars are available here. - vars/hostname.yml . I have an Variable File with "Customers" and every customer has an own docker container, my ideaOf course, I can define an new var with the hostname, but it seems a bit smarter, that ansible check