nmap – Uses nmap to find hosts to target

New in version 2.6.

Synopsis

  • Uses a YAML configuration file with a valid YAML extension.

Requirements

The below requirements are needed on the local master node that executes this inventory.

  • nmap CLI installed

Parameters

Parameter Choices/Defaults Configuration Comments
address
- / required
Network IP or range of IPs to scan, you can use a simple range (10.2.2.15-25) or CIDR notation.
cache
boolean
    Choices:
  • no ←
  • yes
ini entries:

[inventory]
cache = no

env:ANSIBLE_INVENTORY_CACHE
Toggle to enable/disable the caching of the inventory's source data, requires a cache plugin setup to work.
cache_connection
string
ini entries:

[defaults]
fact_caching_connection = VALUE

[inventory]
cache_connection = VALUE

env:ANSIBLE_CACHE_PLUGIN_CONNECTION
env:ANSIBLE_INVENTORY_CACHE_CONNECTION
Cache connection data or path, read cache plugin documentation for specifics.
cache_plugin
string
Default:
"memory"
ini entries:

[defaults]
fact_caching = memory

[inventory]
cache_plugin = memory

env:ANSIBLE_CACHE_PLUGIN
env:ANSIBLE_INVENTORY_CACHE_PLUGIN
Cache plugin to use for the inventory's source data.
cache_prefix
-
Default:
"ansible_inventory_"
ini entries:

[default]
fact_caching_prefix = ansible_inventory_

[inventory]
cache_prefix = ansible_inventory_

env:ANSIBLE_CACHE_PLUGIN_PREFIX
env:ANSIBLE_INVENTORY_CACHE_PLUGIN_PREFIX
Prefix to use for cache plugin files/tables
cache_timeout
integer
Default:
3600
ini entries:

[defaults]
fact_caching_timeout = 3600

[inventory]
cache_timeout = 3600

env:ANSIBLE_CACHE_PLUGIN_TIMEOUT
env:ANSIBLE_INVENTORY_CACHE_TIMEOUT
Cache duration in seconds
compose
dictionary
Default:
{}
Create vars from jinja2 expressions.
exclude
list
list of addresses to exclude
groups
dictionary
Default:
{}
Add hosts to group based on Jinja2 conditionals.
ipv4
boolean
Default:
"yes"
use IPv4 type addresses
ipv6
boolean
Default:
"yes"
use IPv6 type addresses
keyed_groups
list
Default:
[]
Add hosts to group based on the values of a variable.
plugin
- / required
    Choices:
  • nmap
token that ensures this is a source file for the 'nmap' plugin.
ports
boolean
Default:
"yes"
Enable/disable scanning for open ports
strict
boolean
    Choices:
  • no ←
  • yes
If yes make invalid entries a fatal error, otherwise skip and continue.
Since it is possible to use facts in the expressions they might not always be available and we ignore those errors by default.

Notes

Note

  • At least one of ipv4 or ipv6 is required to be True, both can be True, but they cannot both be False.
  • TODO: add OS fingerprinting

Examples

# inventory.config file in YAML format
plugin: nmap
strict: False
address: 192.168.0.0/24

Status

Authors

  • UNKNOWN

Hint

If you notice any issues in this documentation, you can edit this document to improve it.

Hint

Configuration entries for each entry type have a low to high priority order. For example, a variable that is lower in the list will override a variable that is higher up.

© 2012–2018 Michael DeHaan
© 2018–2019 Red Hat, Inc.
Licensed under the GNU General Public License version 3.
https://docs.ansible.com/ansible/2.8/plugins/inventory/nmap.html