How to access inventory host variable in Ansible playbook?
This magic variable is used to access information about other hosts. hostvars is a hash with inventory hostnames as keys. To access fields of each host, use hostvars[‘test-1’], hostvars[‘test2-1’], etc. ansible_ssh_host is deprecated in favor of ansible_host since 2.0.
How are the inventories in Ansible Tower created?
Inventories An Inventory is a collection of hosts against which jobs may be launched, the same as an Ansible inventory file. Inventories are divided into groups and these groups contain the actual hosts. Groups may be sourced manually, by entering host names into Tower, or from one of Ansible Tower’s supported cloud providers.
Where do you find facts in Ansible documentation?
Facts are information derived from speaking with your remote systems. You can find a complete set under the ansible_facts variable, most facts are also ‘injected’ as top level variables preserving the ansible_ prefix, but some are dropped due to conflicts. This can be disabled via the INJECT_FACTS_AS_VARS setting.
How are variables merged and flattened in Ansible?
By default variables are merged/flattened to the specific host before a play is run. This keeps Ansible focused on the Host and Task, so groups don’t really survive outside of inventory and host matching. By default, Ansible overwrites variables including the ones defined for a group and/or host (see DEFAULT_HASH_BEHAVIOUR ).
Can a dynamic inventory plugin be used in Ansible?
As described in Working with dynamic inventory, Ansible can pull inventory information from dynamic sources, including cloud sources, using the supplied inventory plugins . If the source you want is not currently covered by existing plugins, you can create your own as with any other plugin type.
Which is the latest version of Ansible documentation?
You are reading the latest community version of the Ansible documentation. Red Hat subscribers, select 2.9 in the version selection to the left for the most recent Red Hat release. Ansible can pull inventory information from dynamic sources, including cloud sources, by using the supplied inventory plugins.
How does the VMware _ VM _ inventory _ plugin _ hostnames-Ansible?
The vmware_vm_inventory inventory plugin takes in the same authentication information as any other VMware modules does. Here’s an example of a valid inventory file with custom hostname for the given VMware guest: Here, we have configured a custom hostname by setting the hostnames parameter to config.name.