nornir_cli

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Documentation: https://timeforplanb123.github.io/nornir_cli

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nornir_cli is CLI tool based on Nornir framework, Nornir Plugins and Click

Features

• Simple CLI network orchestrator

  nornir_cli is a simple CLI orchestrator, that you can use to interact with the SoT and manage your network

• Workflow

  nornir_cli workflow is Nornir workflow, but from CLI

• Manage your custom nornir runbooks

  • Create and manage your own nornir runbook collections:
    • Add your custom nornir runbooks as custom commands in nornir_cli with runbook collections feature
    • Pass any python objects between custom commands
    • Run custom commands for any hosts directly from the CLI
  • Or use nornir_cli for inventory management only, and take the result in your nornir runbooks. By excluding getting and filtering the inventory in your runbooks, you will make them more versatile.

• Manage Inventory

  Get Inventory, filter Inventory, output Inventory and save Inventory state from the CLI for any inventory plugin. This is really useful for large, structured Inventory - for example, NetBox with nornir_netbox plugin.

  You can use nornir_netbox or SimpleInventory, by default. Another inventory plugin needs to be installed from here with pip.

• Run Nornir Plugins

  nornir_cli already has commands, based on Nornir Plugins. Run them from the CLI, check result and statistic

• Build a chain of nornir_cli commands

  Initialize Nornir, filter Inventory and run any command/command chains as one command

• Json input. Json output

  Json strings are everywhere! Command options and arguments accept json strings. Use this feature in your scripts with the jq, jc utilities

• Custom Multi Commands with click

  nornir_cli based on click Custom Multi Commands, so you can easily add your custom command by following some principles

Quick Start

Install

Please, at first, check the dependencies in pyproject.toml and create new virtual environment if necessary and then:

with pip:

pip install nornir_cli

with git:

git clone https://github.com/timeforplanb123/nornir_cli.git
cd nornir_cli
pip install .
# or
poetry install

with Docker:

git clone https://github.com/timeforplanb123/nornir_cli.git
cd nornir_cli
docker build -t timeforplanb123/nornir_cli .
docker run --rm -it timeforplanb123/nornir_cli sh

# nornir_cli --version
nornir_cli, version 1.3.0

Simple Example

config.yaml

# Simple Nornir configuration file
inventory:
    plugin: SimpleInventory
    options:
        host_file: "inventory/hosts.yaml"

hosts.yaml

# Single host inventory
dev_1:
    hostname: 10.1.0.1
    username: username 
    password: password
    # huawei is just an example here
    platform: huawei

nornir_cli

# As instance, let's run netmiko_send_command

$ nornir_cli nornir-netmiko init netmiko_send_command --command_string "display clock"

netmiko_send_command************************************************************
* dev_1 ** changed : False *****************************************************
vvvv netmiko_send_command ** changed : False vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv INFO
2021-03-17 14:04:22+03:00
Wednesday
Time Zone(Moscow) : UTC+03:00
^^^^ END netmiko_send_command ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

dev_1                                             : ok=1               changed=0               failed=0

OK      : 1
CHANGED : 0
FAILED  : 0