what is ansible

benefits of ansible for automation

key components of ansible

mater-slave(control node and managed nodes)

modules,plugins and collections

SSH vs. other communication methods.

installing ansible in different platform

setting up ansible environtment

verifying the installation

what are ansible modules?

commonly used modules: apt, yum, copy, file, service,user,command,git,systemd

module documentation and usuage

running ad-hoc commands

examples of ad-hoc commands for system configuration

what is an inventory in ansible

static vs dynamic inventories

inventory file format (INI, YAML)

defination of playbook

structure of playbook

use cases of playbooks

YAML syntax and best practices

of a playbook (hosts, tasks, handlers)

defining plays(groups of tasks)

writing tasks and task sequence

conditional statements(when, else)

looping constructs (loop, with_items, with_dict)

defining and using variables

using facts and gathering facts

variable scope (global, playbook, task-level)

what are handlers

defining handlers in playbooks

triggering handlers with notification

using template with the template module

jinja2 templating in playbooks

variables and expressions in templates

using when to apply conditions

looping over lists and dictionaries

ansible filters and expressions

using ignore_errors

failed_when and changed_when

debugging playbooks

running playbooks with ansible-playbook

playbook verbosity and logs

playbook execution flow (serial,parallel,retries)

structure of an inventory fille (ini vs yaml formal)

grouping hosts in the inventory file

defining variables in inventory

using ansible-inventory to inspect inventory

introduction to dynamic inventory

working with cloud providers (AWS, GCP, Azure) using dynamic inventories

writing custom inventory scripts

defining host and group variables in invetory

using group_vars and host_vars

organizing large inventories

using inventory plugins

scaling inventories with dynamic data sources