LinuxCBT BASH Edition

[h4cnc]

LinuxCBT BASH Edition



LinuxCBT BASH Edition is a great product to help aspiring Linux Systems Administrators to develop foundation GNU/Linux Scripting skills. All of the subsequent LinuxCBT Scripting products, Perl, Python & PHP, are premised on the foundations of the basic shell environment.

LinuxCBT BASH Edition prepares you or your organization for successfully automating Linux environments using the default shell; BASH.

Recommended Prerequisites:

* LinuxCBT Classic or Debian GNU/Linux Editions - Operating System (OS) Base
* Open mind & determination to master Linux Scripting Solutions - BASH
* Access to a GNU/Linux-based PC to perform exercises in LinuxCBT BASH Edition

Bourne Again Shell (BASH) Scripting

    * Introduction to BASH Command Line Interface (CLI)
          o Identify BASH installation & key configuration files on RedHat & Debian GNU/Linux distros
                + .profile/.bash_profile/.bashrc/.bash_history 
          o Identify & use common built-in BASH commands (pwd,cd,set,unset,export,source,etc.)
          o BASH Command-line Expansion
                + Brace Expansion
                + Tilde Expansion
                + Parameter & variable Expansion
                + Command Substitution 
          o BASH Reserved words
          o BASH History identification & configuration
          o Aliases (ls,du,df,rm,cp)
          o Backticks - command expansion & execution
          o BASH Prompt configuration
          o Command chaining
          o Error level/Return code (Command Exit Status) identification
                + Test return 0
                + Test return 126 - permissions
                + Test return 127 - command not found 
          o Conditional execution of subsequent commands (&&,||) 
    *
    * Redirection
          o Standard Input
                + Direct input from Standard Input
                + Redirect input from a file 
          o Standard Output
                + Direct output to Standard Output
                + Redirect output to a file
                + Append Standard Output to an existing file 
          o Standard Error
                + Redirect Standard Error 
          o Input/Output (I/O) Redirection
                + Pipes
                + Sequential execution via pipes 
          o Quoting & Escaping
                + single quotes preserves whitespace, double quotes don't
                + Full-quoting - single quotes - all enclosed values are literal
                + Partial quoting - double quotes - all enclosed values are literal except "$, \, `"
                + \ is the escape character used to treat following strings literally 
    *
    * BASH Scripting
          o Basic Script definition (hello world), permissions modification & execution
          o Internal BASH variables
          o Global Variable definition
          o Function definition
          o Local Variable definition - function scope
          o BASH Arrays
          o Loops
                + For
                + While
                + Until 
          o Menu creation using Select
          o Job control - Foreground/Background processing
          o Conditionals - If-Then-Else - Testing
          o Case - Concise Conditional Branching
          o Positional Parameters 
    *
    * BASH Script Definition
          o Create BASH script to move multiple files to new names defined by positional parameters
          o Create script to monitor directory for file changes and report the differences via E-mail to Administrator
          o Create script to monitor directory size and report threshold encroachment to Administrator via E-mail
          o Define script to parse logs for keywords and notify the Administrator via E-mail
          o Create script to monitor network connectivity between hosts and report outages to Admin via E-mail
          o Define script to monitor process, restart if fails, and E-mail Administrator at defineable limits
          o Create script to backup sub-directories using Tar & Gzip, define threshold, and SSH file to remote host
          o Log the output of BASH scripts to a Syslog-like format

http://rapidshare.com/files/145462421/CD1_BASH.part1.rar
http://rapidshare.com/files/145462448/CD1_BASH.part2.rar
http://rapidshare.com/files/145462103/CD1_BASH.part3.rar

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