Greetings from Linux Book Center!
We are happy to inform that, contacting Bash shell scripting online course at your convenient time by our experts who have realtime experience on scripting.
Nowadays all are going to be automated on Infrastructure. So, Bash shell scripting will help us to do automation on IT to reduce the time by doing manual work on daily operations or scheduled.
Introduction to the Unix Operating System A brief history of Unix The Unix kernel The UNIX file system Getting started navigating the file system The file system structure, Directories and files Pathnames Exercise: Navigating the file system Exercise: Logging on to the system Unix Basic Commands Command line syntax Basic Unix commands Basic file handling commands Directory handling commands Filename wildcard characters Exercise: Manipulating files and directories Redirection and Pipes Input redirection Output redirection Pipes Exercise: Using redirection and pipe facilities Introduction to The vi Editor Overview of the vi editor Basic functions Switching to input mode Other useful commands Exercises: Using the vi editor Searching and Replacing Text Replacing text Using sed for search and replace Searching for text with grep Linking files Exercises: Searching and Replacing Text Recalling and Editing Commands Overview The bash shell The korn shell Exercises: Recall and Edit Commands File Permissions and Access Control Users and user groups File access permissions Changing file attributes Switching users and user groups Linking files Exercise: Setting and access permissions Processes What is a process? Monitoring processes Killing processes Background processes Job Control Grouping commands Exercise: Monitoring and controlling processes More Basic Commands The wc (word count) command The find command The cut command The sort command The finger command Exercise: Using file handling commands The User Environment Customising the .profile or .bash_profile Customising the .kshrc or .bashrc Exercise: Setting up an environment Getting Started What is a shell script? Development guidelines Creating and editing shell scripts Naming and storing shell scripts Executing shell scripts Exercise: Write a simple shell script Using Variables Environment variables Local variables Assigning values to variables Assessing variable values Using quotes Delimiting variable names Echo control sequences Exercise: Add variables to a script Integer Arithmetic Using the expr command Using the (( )) notation Exercise: Add integer arithmetic to a shell script Handling Run Time Data The read command Command line arguments Exercise: Writing a generic shell script Exercise: Writing an interactive shell script Condition Execution The if statement The test command Other test notations Default and substitute variables Exit status codes Exercise: Adding validation to previous scripts Loop Constructs The while loop The until loop The for loop The while true and until false loops Loop control commands Exercise: Enhancing the previously written scripts Exercise: Writing a guess-the-number game Multi-Branch Decisions The case statement Menu driven applications Exercise: Developing and writing a menu system Functions What is a function? Syntax Examples Exercise: Add a function to a script Interrupt Handling Interrupt signals Trapping interrupts Exercise: Adding traps to the menu script Additional Features and Facilities The exec commands The includes notation More about loops Arrays Here Documents Exercise: Create a here script Redirection, Pipes and Filters Standard I/O and redirection Pipes Command separation Conditional execution Grouping Commands UNIX filters The tee command Backup and Restore Utilities Archive devices The cpio command The tar command The dd command Background Job Scheduling Starting background jobs Background tasks and the nohup command Process priorities and the nice command Job control Scheduling jobs with the at command Scheduling jobs with the cron command Regular Expression Notation Regular expressions Extended regular expressions Searching Files for Patterns The grep family of commands The grep command The fgrep command The egrep command The Stream Editor - sed Introduction and command line syntax The sed program structure sed program processing Use sed commands sed addresses sed instructions Hold and get functions Advanced flow control Commands for Comparing Files Compare two files with the cmp command Compare two files with the comm command Compare two files with the diff and sdiff commands Compare large files with the bdiff command File Manipulation Commands The file command The head command The tail command The cut command The paste command The pr command The split and csplit commands Identify and Translate Characters od - octal dump Use cat to display non-printing characters The expand and unexpand commands The tr command Sorting Files The sort command Specify sort keys with -k Sort by column positions The uniq command Introduction to the Pattern Scanning Utility - awk Introduction and command line syntax The awk program structure Use regular expressions Operators Simple patterns Extended patterns Comments Special patterns (BEGIN and END) Program variables o Built-in variables o User defined variables Mathematical operators Enhanced printing Handling user variables awk Program Control Structures Program control structures The if construct The while and do ... while constructs The basic for construct Associative array handling Functions o Built in functions o The system function o The getline function