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ansible/docs/docsite/rst/network/user_guide/platform_netconf_enabled.rst

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.. _netconf_enabled_platform_options:
***************************************
Netconf enabled Platform Options
***************************************
This page offers details on how the netconf connection works in Ansible and how to use it.
.. contents::
:local:
Connections available
================================================================================
.. table::
:class: documentation-table
==================== ==========================================
.. NETCONF
all modules except ``junos_netconf``,
which enables NETCONF
==================== ==========================================
Protocol XML over SSH
Credentials uses SSH keys / SSH-agent if present
accepts ``-u myuser -k`` if using password
Indirect Access via a bastion (jump host)
Connection Settings ``ansible_connection: ansible.netcommon.netconf``
==================== ==========================================
The ``ansible_connection: local`` has been deprecated. Please use ``ansible_connection: ansible.netcommon.netconf`` instead.
Using NETCONF in Ansible
========================
Enabling NETCONF
----------------
Before you can use NETCONF to connect to a switch, you must:
- install the ``ncclient`` Python package on your control node(s) with ``pip install ncclient``
- enable NETCONF on the Junos OS device(s)
To enable NETCONF on a new switch via Ansible, use the platform specific module via the CLI connection or set it manually.
For example set up your platform-level variables just like in the CLI example above, then run a playbook task like this:
.. code-block:: yaml
- name: Enable NETCONF
connection: ansible.netcommon.network_cli
junipernetworks.junos.junos_netconf:
when: ansible_network_os == 'junipernetworks.junos.junos'
Once NETCONF is enabled, change your variables to use the NETCONF connection.
Example NETCONF inventory ``[junos:vars]``
------------------------------------------
.. code-block:: yaml
[junos:vars]
ansible_connection=ansible.netcommon.netconf
ansible_network_os=junipernetworks.junos.junos
ansible_user=myuser
ansible_password=!vault |
Example NETCONF task
--------------------
.. code-block:: yaml
- name: Backup current switch config
junipernetworks.junos.netconf_config:
backup: yes
register: backup_junos_location
Example NETCONF task with configurable variables
------------------------------------------------
.. code-block:: yaml
- name: configure interface while providing different private key file path
junipernetworks.junos.netconf_config:
backup: yes
register: backup_junos_location
vars:
ansible_private_key_file: /home/admin/.ssh/newprivatekeyfile
Note: For netconf connection plugin configurable variables see :ref:`ansible.netcommon.netconf <ansible_collections.ansible.netcommon.netconf_connection>`.
Bastion/Jumphost configuration
------------------------------
To use a jump host to connect to a NETCONF enabled device you must set the ``ANSIBLE_NETCONF_SSH_CONFIG`` environment variable.
``ANSIBLE_NETCONF_SSH_CONFIG`` can be set to either:
- 1 or TRUE (to trigger the use of the default SSH config file ~/.ssh/config)
- The absolute path to a custom SSH config file.
The SSH config file should look something like:
.. code-block:: ini
Host *
proxycommand ssh -o StrictHostKeyChecking=no -W %h:%p jumphost-username@jumphost.fqdn.com
StrictHostKeyChecking no
Authentication for the jump host must use key based authentication.
You can either specify the private key used in the SSH config file:
.. code-block:: ini
IdentityFile "/absolute/path/to/private-key.pem"
Or you can use an ssh-agent.
ansible_network_os auto-detection
---------------------------------
If ``ansible_network_os`` is not specified for a host, then Ansible will attempt to automatically detect what ``network_os`` plugin to use.
``ansible_network_os`` auto-detection can also be triggered by using ``auto`` as the ``ansible_network_os``. (Note: Previously ``default`` was used instead of ``auto``).
.. include:: shared_snippets/SSH_warning.txt
.. seealso::
:ref:`timeout_options`