Visão Geral

Este curso não é um curso de habilidades sociais que cobre os conceitos de DevOps, mas concentra-se no lado técnico de ferramentas e linguagens para DevOps de rede. As tecnologias específicas focadas são ansible, git e Python, permitindo que os participantes saiam do curso prontos para começar a automatizar sua rede. As sessões práticas seguem todas as seções principais. Cursos mais detalhados sobre aspectos individuais deste curso estão disponíveis.

Objetivo

• Avalie ferramentas de automação de rede.
• Automatize tarefas com ansible.
• Use git para controle de versão.
• Use Python para gerenciar dispositivos de rede.
• Use bibliotecas Python para dispositivos de rede.

Publico Alvo

Administradores automatizando tarefas.

Pre-Requisitos

• TCP/IP

Materiais

Conteúdo Programatico

What is DevOps

1. Programming and automating networks, networks and clouds, AWS, OpenStack, SDN, DevOps for network operations.

Initial configuration

1. Configuring SSH, ZTP, POAP.
2. Hands on Initial lab configuration.

Getting started with ansible

1. The language, the engine, the framework. Uses of ansible, orchestration. The architecture, Controlling machines, nodes, Agentless, SSH, modules. Configuration management, inventories, playbooks, modules, roles.
2. Hands on Installing ansible, running ad hoc commands.

Ansible playbooks

1. ansible-playbook, YAML, plays, tasks, handlers, modules. Playbook variables. Register module, debug module.
2. Hands on Running playbooks.

Ansible Inventories

1. /etc/ansible/hosts, hosts, groups, static inventories, dynamic inventories. Inventory variables, external variables. Limiting hosts.
2. Hands on Static inventories, variables in inventory files.

Ansible modules for networking

1. Built in modules, custom modules, return values. Core modules for network operations. Cisco and/or Juniper modules. ansible_connection. Ansible 2.6 CLI.
2. Hands on Using modules.

Ansible templating and roles

1. aConfiguration management, full configurations, partial configurations. The template module, the assemble module, connection: local, Jinja2 templates, variables, if, for, roles.
2. Hands on Generating multiple configurations from a template.

Network programming and modules

1. Why use Python? Why use ansible? alternatives, ansible tower, Linux network devices.

Programming with Python

1. Python programming Functions. Classes, objects and instances, modules, libraries, packages. Python strings, Python file handling, pip list, pip instal.
2. Hands on Python programming with pyping.

More Python programming

1. Functions. Classes, objects and instances, modules, libraries, packages. Python strings, Python file handling, pip list, pip install.
2. Hands on Python programming with pyping.

Git

1. Distributed version control, repositories, Git and GitHub, Alternatives to GitHub, Installing git, git workflows, creating repositories, adding and editing files, branching and merging, merge conflicts.
2. Hands on working with Git.

Python and networking

1. APIs, Sockets, Telnetlib, pysnmp, ncclient, ciscoconfparse.

Paramiko SSH and Netmiko

1. Integrating Python and network devices using SSH. Netmiko, Netmiko methods.
2. Hands on Netmiko.

NAPALM

1. What is NAPALM, NAPALM operations, getters, Replace, merge, compare, commit, discard.
2. Hands on Configuration with NAPALM. Integrating ansible and NAPALM.

Python and REST

1. REST APIs, enabling the REST API. Accessing the REST API with a browser, cURL, Python and REST, the request library.
2. Hands on Using a REST API with network devices.