As you all know, in the current IT market, Linux became a pre-request to learn most of the trending technologies. The IT industry also uses Linux as its base Operating System in most cases. Hence this course helps you to understand how Linux works from the basics. Once you learn and complete this course, you can be able to fulfil your regular tasks on the Linux server

DevOps Certification Training Course will enable you to prepare you for a career in DevOps, a fast-growing field that bridges the gap between software developers and operations professionals. This DevOps Training is to make an individual expert in all DevOps Concepts form the Basics. This  Course is Provided by the Real-Time professionals to make you understand the Real-Time IT Scenario’s and Problems. DevOps Training makes you master in the various aspects of the principles of continuous development and deployment, software development operations, continuous integration, automation of configuration management and learn the various tools like Git, Docker, Jenkins, Nagios, Puppet, Ansible and Kubernetes.

Course content

Linux Administration

Introduction to Linux

• Introduction to Linux
• Basics of Shell
• Basics of Kernel
• CentOS 8 installation and VBox additions
• Basic Linux Commands
• ECHO and EXPR command
• Set and unset a variable
• Header of a shell script (#!)

Labs: Executing basic Linux commands, Installing CentOS 8 on VirtualBox and adding guest additions to the installed OS.

 File Management

• Text editors and file creation
• Users, Groups and Processes
• Root and Linux file hierarchy
• Understanding file hierarchy
• Understanding file permissions
• chmod and chown commands
• the LS command
• Metacharacters
• Editing a file using VIM
• Displaying contents of a file
• Copy, Move and Remove files

Labs: Using VIM, Creating users and groups, Creating files and directories, Assigning file permissions and ownership using chmod and chown, Editing files in VIM.

Files and Processes

• Everything is a file in UNIX/Linux (files, directories, executables, processes)
• Process control commands (ps and kill)
• other process control tools (top, nice, renice).

Labs: Executing ps and kill commands on running services, Monitoring the OS using top.

Introduction to Shell Scripting

• What is shell scripting
• Types of shell
• Creating and writing a shell script
• Changing the permission of the shell script
• Executing the script
• Environment variables
• Defining a local and a global variable
• User input in a shell script.

Labs: Creating a shell script, Writing and executing the shell script, creating a local and a global variable, taking input from the user in a shell script.

Automating Programs

• Run Levels
• /etc/rc.d Files
• Customization of Run Levels
• cron and anacron
• at and batch

Login Options

• Console Logon
• Controlling Console Login
• Virtual Consoles
• Serial Login
• Remote Login
• ssh Login

Building a Custom Linux Kernel 

• Kernel Versions
• Kernel Source Files
• Kernel Patch Files
• Kernel Configuration
• Kernel Building
• Testing a New Kernel

The GNU/Linux Filesystem 

• Partition Types
• Filesystem Types
• Mounting
• Automount
• File Types
• File Security

Key Filesystem Locations

• Boot Files
• User Files
• Administrator Files
• Configuration Files
• Log Files

The /proc Pseudo Filesystem

• Process Info
• Kernel Config Info
• Hardware Info
• Changing /proc Info
• Sysctl

BASH – Borne Again Shell 

• Key /bin Commands
• Key /sbin Commands
• History
• man and info
• vi
• Using Shell Scripts

User Management 

• Users and Groups
• Home Directories
• Password Files
• PAM
• Quotas
• NIS Intro

Software Management 

• tar Files
• Patch Files
• RPM

Hardware Management

• Types of Devices
• /dev Namespace
• Modules

Database Connectivity

• Installing and configuring MySQL
• Securing MySQL
• Running Queries from terminal
• Running Queries from a shell script.

Labs: Downloading and installing MySQL, Connecting to MySQL from terminal, Querying directly from the terminal, Pushing the query result inside a file, CRUD operations from a shell script.

Network Management 

• Types of Network Devices
• Monitoring Network Devices
• Controlling Network Services
• xinted
• iptables

Network Services – Part I 

• DHCP
• DNS
• SSH

Network Services – Part II

• FTP
• NFS
• Samba

Network Services – Part III 

• Sendmail
• Apache
• Squid Proxy Server

The X Window System 

• X Servers and X Clients
• XFree86
• X Fonts
• GTK and KDE

Exam Practice

Installation Challenges

Configuration Challenges

Troubleshooting Challenges

DevOps

Introduction to Devops

• What Is Devops
• History of Devops
• Devops definition
• DevOps Main Objectives
• DevOps and Software Development Life Cycle
  • Waterfall Model
  • Agile Model
• Continuous Integration & Deployment
  • Jenkins
• Containers and Virtual Development
  • Docker
  • Vagrant
• Configuration Management Tools
  • Ansible
  • Puppet
  • Chef

Cloud Computing

• What is Cloud?
• Evolution of Cloud Computing
• IAAS (Infrastructure as a Service)
• SAAS (Software as a Service)
• PAAS (Platform as a Service)
• Private, Public and Hybrid Cloud
• Public Clouds
  • Amazon Web Services
  • Microsoft Azure
  • Google Cloud Services

LINUX Basic and Admin

• Linux OS Introduction
• Importance of Linux in DevOps
• Linux Basic Command Utilities
• Linux Administration
• Environment Variables
• Networking
• Linux Server Installation
• RPM and YUM Installation

Shell Scripting

• Grep,read,cut and wc commands
• Writing shell scripts for, Jenkins Install & Docker
• Printf & sed, echo Commands
• Introduction to loops and conditional statements
• Filter commands
• Variables
• Head,More,tail and less commands

Source code management

• What is SCM
• What is a version control system
• Types of version controls
• Diff b/w CVS & DVS

GIT: Version Control

• Introduction
  • What is Git
  • About Version Control System and Types
  • Difference between CVCS and DVCS
  • A short history of GIT
  • GIT Basics
  • GIT Command Line
• Installing Git
  • Installing on Linux
  • Installing on Windows
  • Initial setup
• Git Essentials
  • Creating repository
  • Cloning, check-in and committing
  • Fetch pull and remote
  • Branching
  • Creating the Branches, switching the branches, merging the

Build Tools

• What is Maven?
• Maven Evolution
• Objective
• Convention over Configuration
• Features of Maven

Jenkins – Continuous Integration

• • Understanding continuous integration
  • Introduction about Jenkins
  • Build Cycle
  • Jenkins Architecture
• Installation
  • Obtaining and installing Jenkins
  • Installing and configuring Jenkins using WAR and RPM
  • Java installation and configuration
  • Maven Installation
  • Exploring Jenkins
• Jobs
  • Creating Jobs
  • Running the Jobs
  • Setting up the global environments for Jobs
  • Adding and updating Plugins
  • Disabling and deleting jobs
• Build Deployments
  • Understanding
  • Tomcat installation and configuration
• Securing Jenkins
  • Authentication
  • Jenkins Plugin
  • Authorization
  • Confidentiality
  • Creating users
  • Best Practices for Jenkins

Docker– Containers.

• Introduction
  • What is a Docker
  • Use case of Docker
  • Platforms for Docker
  • Dockers vs. Virtualization
• Architecture
  • Docker
  • Understanding the Docker components
• Installation
  • Installing Docker on
  • Understanding Installation of Docker on
  • Some Docker
  • Provisioning
• Docker
  • Downloading Docker
  • Uploading the images in Docker Registry and AWS ECS
  • Understanding the containers
  • Running commands in
  • Running multiple
• Custom images
  • Creating a custom
  • Running a container from the custom
  • Publishing the custom
• Docker Networking
  • Accessing containers
  • Linking containers
  • Exposing container ports
  • Container Routing
• Docker Compose
  • Installing The Docker compose
  • Terminology in Docker compose
  • Build word press site using Docker compose
• Docker Swarm:
• Docker swarm overview and create a cluster
• Docker service and drain node
• Deploy application in clusters and scale

ANSIBLE

• Introduction to Ansible
• Ansible Server Configuration
• Infrastructure Management
• SSH Connection in Ansible Master
• YAML Scripts
• Host Inventory
  • Hosts and Groups
  • Host Variables
  • Group Variables
  • Host and Group Specific Data
• Ad-hoc Commands
• Playbooks
  • Variables
  • Conditionals
  • Loops
  • Blocks
  • Handlers
  • Templates
• Modules
  • Core Modules
  • Extra Modules
• Ansible Roles

Agile and Scrum

• Agile Principles
• Agile and Scrum Methodologies
• Scrum Roles

Kubernetes

• Features of Kubernetes
• Architecture of Kubernetes
• Install and Configure Kubernetes Cluster
• Introduction to Kubectl
• Kubernetes Node
• Kubernetes Jobs
• Kubernetes Service
• Kubernetes Pod
• Kubernetes Replication Controls
• Intro to Kubernetes Network policies

Terraform

• Remote state
• Data Sources
• Templates
• Conditionals
• Built-in Functions
• Working with state files
• Outputs, count and Join Function

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