add_host - add a host (and alternatively a group) to the ansible-playbook in-memory inventory

Author:Seth Vidal

Synopsis

Use variables to create new hosts and groups in inventory for use in later plays of the same playbook. Takes variables so you can define the new hosts more fully.

Options

parameter	required	default	choices	comments
groups	no			The groups to add the hostname to, comma separated.
name	yes			The hostname/ip of the host to add to the inventory, can include a colon and a port number.

Examples

# add host to group 'just_created' with variable foo=42
- add_host: name={{ ip_from_ec2 }} groups=just_created foo=42

# add a host with a non-standard port local to your machines
- add_host: name={{ new_ip }}:{{ new_port }}

# add a host alias that we reach through a tunnel
- add_host: hostname={{ new_ip }}
            ansible_ssh_host={{ inventory_hostname }}
            ansible_ssh_port={{ new_port }}