Linux Scripting to Automate Routine Tasks

Duration : 3 Days / 24 Hours

Mode: 

Public Batch: Online/Classroom 

Private Batch: Online/Classroom(Min. 5 Seats)

Introduction to Shell Scripting

• What is Shell Scripting?
• Importance and use cases
• Different types of shells (Bash, Zsh, etc.)

Basic Shell Commands

• Navigating the file system
• File and directory operations
• Understanding file permissions

Writing Your First Script

• Creating and running a simple script
• Understanding the shebang (#!/bin/bash)
• Adding comments

Variables and Data Types

• Defining and using variables
• Special variables ($0, $1, $#, etc.)
• Data types and type casting

Basic Operators

• Arithmetic operators
• Relational operators
• Logical operators

Hands-on Lab Tasks

• Write a script to automate file backups
• Create a script to monitor disk usage

Control Structures

• Conditional statements (if, else, elif)
• Looping constructs (for, while, until)

Functions

• Defining and calling functions
• Function arguments and return values
• Scope of variables in functions

String Manipulation

• Basic string operations
• Using sed for text processing
• Using awk and gawk for text processing
• Regular expressions

File Handling

• Reading from and writing to files
• File descriptors
• Using grep and egrep for file operations

Error Handling and Debugging

• Error handling using exit statuses
• Debugging scripts with set -x and set -e
• Logging and tracing

Hands-on Lab Tasks

• Write a script to parse and analyze log files
• Create a script to automate user account creation

Advanced Scripting Techniques

• Using arrays
• Subshells and command substitution
• Process substitution

Interacting with the System

• Scheduling tasks with cron
• Network scripting (using curl, wget)
• Inter-process communication

Security in Shell Scripting

• Handling sensitive data
• Secure coding practices
• Avoiding common pitfalls

Version Control with Git

• Basic Git commands
• Using Git for script versioning
• Collaboration with Git

Best Practices and Optimization

• Writing readable and maintainable scripts
• Performance optimization
• Documentation and comments

Hands-on Lab Tasks

• Write a script to automate system updates
• Create a script to monitor network activity

• Recap of key concepts
• Open Q&A session
• Feedback and next steps