Bash/Shell Scripting for Administrator

Basics of Bash/Shell Scripting

1.       Introduction to Bash Scripting

ü  What is bash/shell programming?

ü  Why and Why not "Bash"?

ü  Understanding Linux OS boot-up sequence from shell script point of view

ü  Starting off with a shebang  

2.       Basic Linux understanding

ü  Understanding type of files

ü  Understanding standard input and standard output  (redirection operator)

ü  Where to get help  (i.e. man pages)

ü  Understanding environment variables

ü  Understanding concepts related to processes

ü  Working with Parameters i.e. Arguments

3.       Getting hands on commands

ü  Working with short keys on command prompt 

ü  Working with short keys for vi editor

ü  Working with echo command 

ü  Working with cd command

ü  Working with wc command

ü  Working with cp command

ü  Working with ls command

ü  Working with cat command

ü  Working with grep command

ü  Working with tr command 

ü  Working with sort command

ü  Working with uniq command

ü  Working with cut command

ü  Working with diff command

ü  Working with touch command

ü  Working with cal command

ü  Working with date command 

ü  Working with tar command

ü  Working with rsync command

ü  Working with scp command

ü  Working with sftp command

ü  Working with ftp command

ü  Working with less command 

ü  Working with more command

ü  Working with tail command

ü  Working with head command

ü  Working with history command
ü  Working with dd command

4.       OS statistics and troubleshooting

ü  Working with top command

ü Working with free command

ü  Working with du command

ü  Working with df command

ü  Working with lsof command 

ü  Working with netstat command

ü  Working with iostat command

ü  Working with vmstat command

ü  Working with mpstat command

ü  Working with nohup and & 

ü  Working with ps command

ü  Working with pstree command

5.       Arithmetic Operations

ü  Working with echo command

ü  Working with expr command 

ü  Working with let command

ü  Working with bc command

6.       Loops and Conditions

ü  Working with if conditional operator

ü  Working with case conditional operator

ü  Working with for conditional loop

ü  Working with while conditional loop

7.       Exceptional concepts

ü  Working with function

ü  Understanding use of alias

ü  Understanding special characters behavior

ü Working with array variable 

ü  Working with here statement

8.       Intro to advanced commands

ü  Working with find command (basic) 

ü  Working with sed command (basic)

ü  Working with awk command (basic) 

ü  Working with regular expression (basic)

9.       Best practices to be followed while shell scripting

Back To Top

Advance Bash/Shell Scripting

1.       Revisiting Basic Shell Scripting

ü  Introduction to Bash Scripting

ü  Basic Linux understanding

ü  Getting hands on commands

ü  OS statistics and troubleshooting

ü  Arithmetic Operations

ü  Loops and Conditions

ü  Exceptional concepts

ü  Intro to Advanced commands

2.       Next Level of Advanced commands

ü  Working with find command (advanced)

ü  Working with sed command (advanced)

ü  Working with awk command (advanced)

ü  Working with regular expression (advanced)

3.       Expect scripts

ü  What is expect? Where to Use Expect?

ü  Working with expect scripting

4.       SUDO in scripts

ü  Requirements for using sudo in bash scripts

ü  Inbuilt variables for SUDO

ü  Working with sudo in shell scripts

5.       shift & set/unset operator

ü  Working with shift

ü  Working with getopts

ü  Working with set

6.       Understanding Ansible

ü  What is Ansible? Why it’s needed?

ü  Understanding Ansible architecture

ü  Understanding ansible components

7.       Understanding CGI

ü  What is CGI? Why it’s needed?

ü  Inbuilt variables for CGI

ü  Working with CGI

8.       Integrating bash with Other tools

ü  Integration with except command based scripting

ü  Integration with ansible scripting

ü  Integration with CGI scripting

ü  Integration with web page scripting (php/python/perl)

9.       Simulation of industry based scenarios in LAB as examples scripts

10.   Not to forget best practices to be followed while shell scripting

Additional Exercises

Linux Command One Liners - Exercise

Linux Bash Scripts - Exercise

Home