LinuxCBT Scripting Edition is a unique approach to teaching GNU/Linux Scripting skills. Serious Linux IT-professionals are expected to have a command of various scripting environments for administrative purposes. It consists of 4 LinuxCBT Scripting Products: BASH, Perl, Python & PHP.
LinuxCBT Scripting Edition, is unparalleled in content, depth and expertise. LinuxCBT Scripting Edition prepares you or your organization for successfully developing and implementing business-critical GNU/Linux-based scripting solutions. Linux automation requires a solid scripting foundation.
Recommended Prerequisites:
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LinuxCBT Classic and/or Debian GNU/Linux Editions - Operating System (OS) Base
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Open mind & determination to master Linux Scripting Solutions - BASH/Perl/Python/PHP
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Access to a GNU/Linux-based PC to perform exercises in LinuxCBT Scripting Edition
Bourne Again Shell (BASH) Scripting - Disc 1
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Introduction to BASH Command Line Interface (CLI)
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Identify BASH installation & key configuration files on RedHat & Debian GNU/Linux distros
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.profile/.bash_profile/.bashrc/.bash_history
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Identify & use common built-in BASH commands (pwd,cd,set,unset,export,source,etc.)
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BASH Command-line Expansion
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Brace Expansion
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Tilde Expansion
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Parameter & variable Expansion
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Command Substitution
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BASH Reserved words
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BASH History identification & configuration
o
Aliases (ls,du,df,rm,cp)
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Backticks - command expansion & execution
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BASH Prompt configuration
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Command chaining
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Error level/Return code (Command Exit Status) identification
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Test return 0
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Test return 126 - permissions
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Test return 127 - command not found
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Conditional execution of subsequent commands (&&,)
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*
Redirection
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Standard Input
o
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Direct input from Standard Input
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Redirect input from a file
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Standard Output
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Direct output to Standard Output
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Redirect output to a file
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Append Standard Output to an existing file
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Standard Error
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Redirect Standard Error
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Input/Output (I/O) Redirection
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Pipes
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Sequential execution via pipes
o
Quoting & Escaping
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single quotes preserves whitespace, double quotes don't
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Full-quoting - single quotes - all enclosed values are literal
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Partial quoting - double quotes - all enclosed values are literal except "$, \, `"
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\ is the escape character used to treat following strings literally
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*
BASH Scripting
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Basic Script definition (hello world), permissions modification & execution
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Internal BASH variables
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Global Variable definition
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Function definition
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Local Variable definition - function scope
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BASH Arrays
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Loops
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For
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While
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Until
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Menu creation using Select
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Job control - Foreground/Background processing
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Conditionals - If-Then-Else - Testing
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Case - Concise Conditional Branching
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Positional Parameters
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BASH Script Definition
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Create BASH script to move multiple files to new names defined by positional parameters
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Create script to monitor directory for file changes and report the differences via E-mail to Administrator
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Create script to monitor directory size and report threshold encroachment to Administrator via E-mail
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Define script to parse logs for keywords and notify the Administrator via E-mail
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Create script to monitor network connectivity between hosts and report outages to Admin via E-mail
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Define script to monitor process, restart if fails, and E-mail Administrator at defineable limits
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Create script to backup sub-directories using Tar & Gzip, define threshold, and SSH file to remote host
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Log the output of BASH scripts to a Syslog-like format
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*
Practical Extraction & Reporting Language (Perl) - Disc 2
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Basics
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Discuss Perl's capabilities
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Identify available Perl binaries on the system
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Discuss Perldoc - documentation program
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Discuss Perl interpreter
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Define first Perl program - Hello World
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Explain the application of the SHEBANG header within Perl scripts
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Explain warnings options
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Explain strict options
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Discuss compilation of Perl scripts and compare and contrast with shell scripts
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Comments
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Print function
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Escape sequences including (\t, \n, etc.)
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Explain quoting rules and variable interpolation
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Variable definition
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Operators
o
o
Perl Variables
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Variable scopes (Global/Local)
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Scalars - single values
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Discuss the properties of scalar variables
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Evaluate the definition of scalars
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Variable concatenation
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Arrays - lists & lists of lists
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Discuss the properties of array variables
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Evaluate the definition of arrays
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Multi-dimensional arrays
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Array slices
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Array functions
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Ranges
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Hashes - Key/Value pairs
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Discuss the properties of hashes
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Evaluate the definition of hashes
o
o
Control Structures
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Discuss various types of Subroutines and features
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Define non-returning sub-routines
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Define returning sub-routine
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Conditionals
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If - integer and string comparisons
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Else/elsif testing
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Unless
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For Loops
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Foreach Loops - Array iteration
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While Loops
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Until Loops
o
o
General Perl Information I
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Block Definition
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Use the X Functions for file system testing
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Positional parameters - ARGV
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Determine number of command line arguments
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Record Separators
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Internal Perl Variables
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Modules
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Explore the module path and applicable variables
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Discuss various ways to install Perl modules
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Install modules
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File I/O
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File Handles
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Open Function
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Discuss rules regarding file handles and use of the open function
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Assign file handles to Perl arrays for iteration
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Process text files using applicable file I/O functions and foreach loops
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Generate data files using file I/O functions
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Die function
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Error handing with Perl's built-in variables
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Count records from input file
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Use the Split function to separate fields based on various delimiters
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Use Join to assemble lists
o
o
General Perl Information II
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References
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Chomp - strip superfluous characters
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Command substitution
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Use execute function to launch external programs
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Use system function to execute external commands and evaluate return status
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Regular Expressions discussion
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Demonstrate the many rules of Regular Expressions
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Process arrays using push/pop functions
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Generated data files and process them using split and field determination
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Mail integration using Sendmail
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Mail integration using downloaded Perl mail module
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Define and execute Perl one-liners
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Common Gateway Interface (CGI) - Apache 2.x integration
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Process GET & POST variables
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MySQL Database integration
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Identify required modules for MySQL integration
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Define connection object
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Execute SELECT queries
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Execute INSERT queries
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Execute UPDATE queries
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Execute DELETE queries
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Python - Object Oriented Linux Scripting Environment - Disc 3
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Basics
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Discuss Python's capabilities & features
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Identify location of pre-installed Python 2.3x
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Discuss Python's Interactive interface
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Use the interactive interface to ouput basic expressions
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Hello World
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Identify reserved keywords
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Escape sequences & escape character exploration
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Define Python script using Linux SHEBANG header
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Execute Python scripts using the Python interpreter directly
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Discuss data types including strings, integers, lists, tuples, dictionaries, etc.
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Define standard variable types
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Use the print function to examine ouput of variables and expressions
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Use the type function to resolve data type
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Use the id function to expose the memory location of the stored variable
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Explain and define references and integrate with the id function
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Comments definition
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Perform basic arithmetic to illustrate the PEMDAS order of operations and examine how to alter it
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o
General Python Information I
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Explain and illustrate STDIN usage
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Examine the input function
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Examine the raw_input function
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Compare and contrast between input and raw_input functions
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Define small script to make use of input/raw_input and basic math functions
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Python Function concepts, applications and definition
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o
String Manipulation
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Define and ascertain the length of strings
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String extraction using list elements and list slicing
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Discuss immutable and mutable data types
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Loop through string slices using for loops
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Compare strings using string operators
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Discuss Python's object-oriented nature of various modules including classes and methods
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Import strings module
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Convert strings to upper and lower case using strings module methods
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Split strings into lists
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Join lists into strings
o
o
List Manipulation
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Define lists
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Discuss and Define tuples
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Compare and contrast lists and tuples
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Reverse lists
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Append lists
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Extend lists
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Nest lists
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Define multi-dimensional lists
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Stack Lists using Last In First Out (LIFO) using the pop function
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Define First In First Out (FIFO) lists to emulate queueing using the pop function
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Insert values into various positions of the list
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Use ranges to generate integers
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Lists with Integers
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Lists with Strings
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Emulate standard UNIX Syslog logfile format using Lists
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Parse emulated logfile format using the Split function
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Recap list manipulation using integers, strings and various list methods
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Explain and define Dictionaries - key/value pairs similar to Hashes in Perl
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o
Control Structures
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IF - Defintion and usage
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Discuss the importance of indentation
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Else/Elif - comparisons against integers and strings
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Comparison negation
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Write script to perform conditional testing
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Import sys module to evaluate positional parameters using ARGV
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Define script which requires minimum number of command-line arguments
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Nest multiple if/elif statements to match logic
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Explain how for loops work in Python
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for loops definition and usage
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Iterate through lists of strings using for loops
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Integrate for loops with string manipulation functions and log file parsing
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Define and use While loops
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Define and examine the consequences of incorrect logic with an infinite while loop
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Integrate while loop with raw_input function to obtain data from the end-user
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Discuss file handle concepts and applications
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Use control structures to generate output for use in File I/O exercises
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Use the open function to read a file into a file handle
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Iterate through the lines within the opened file using readline functions, etc.
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Open file handles for writing
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Open multiple file handles
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Write strings to files using string formatting options and variable substitution
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Parse source file by extracting columns to be stored in destination file
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Regular Expressions
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Discuss Regular Expressions
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Import Regular Expressions module (re) for usage
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Implement Regular Expressions (REs)
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Regular Expressions Matching of strings and variables
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REGEX Repeaters
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Integrate Regular Expressions with text file processing
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Exception Handling
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Try & Except
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Modules
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Identification of default Python modules
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Import modules (sys, os, etc.) for usage
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Use the dir function to ascertain the classes and methods available within modules
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Use the SHUTIL module for advanced, high-level File I/O (Copy, Move, etc.)
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Python - Syslog integration
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Define script using the Syslog module to log to syslog
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Common Gateway Interface
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CGI Discussion and applications
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Implement Python CGI with Apache 2.x
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Evaluate results of CGI integration
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Globbing
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PHP - Hyper Text Pre-Processor - Dynamic Web Applications & CLI - Disc 4
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Installation
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Identify Online PHP resources
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Download the latest version (5.x) of PHP
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Identify Apache prerequisite packages and programs - Modular support (mod.so)
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Extract, compile and install PHP with Apache modular support
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Compile and install PHP with Command Line Interface (CLI) support
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Identify key PHP configuration files & directories
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Configure Apache httpd.conf with PHP integration to provide PHP support
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Configure Apache with PHP binary and source support
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Basics
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Explain PHP-supported long/short/ASP parse-tags & identify configuration changes in php.ini
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Hello World script output using echo to the web browser
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Describe the various comments supported by PHP
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Examine the ouput of PHP-maintained variables using phpinfo()
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Explain supported data types via variables (integers, strings, floating points, here documents, arrays, etc.)
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Test instantiation of supported variables with default types
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Explain Quoting rules and variable interpolation
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Demonstrate escaped sequences such as tab, new lines, spaces, etc.
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Exercise the echo command
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Define basic associated arrays (i.e. hashes/dictionaries)
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Define nested associative arrays
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General Information
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Examine key CGI PHP-server variables
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HTTP_USER_AGENT
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PHP_SELF
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REQUEST_METHOD
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DOCUMENT_ROOT
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REMOTE_ADDR
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HTTP_REFERRER
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Explore HTTP GET Request Methods via the URLString and Forms
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Explore HTTP POST Request Methods via the URLString and Forms
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NULL Variables
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Basic Math - PEMDAS
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Integer and String Comparison Operators
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Examine execution operators for executing Linux Shell commands and obtaining the ouput
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Variable assignment via execution operations
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Illustrate the usage of nested arrays
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Control Structures
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IF - comparisons against integers and strings
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Else/Elseif - comparisons against integers and strings
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Test whether variables are of the same type
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Comparison negation
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C-stlye for loops definition and usage
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Generate HTML option boxes using C-style for loops
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foreach list iterator loop definition and usage
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Generate HTML based on the contents of the list iterated by foreach
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While loops definition and usage
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Examine filesystem listings using execution operators and while loops
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do While definition and usage
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Break
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Continue
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Switch - for concise if/elseif conditional examination
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General Information II
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Discuss the applications of Server Side Includes (SSI)
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Server Side Includes using require
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Server Side Includes using include
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Explain and examine the differences between require and include
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Demonstrate distributed include applications by including content using HTTP
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Header, leftnav, body, and footer definition and integration with require/include
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HTML Form defintion using include and control structures
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PHP Functions definition and sample usage
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ISSET & UNSET for examining and controlling variables
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Discuss the way PHP handles uploaded files
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Identify key configuration files which affect uploaded files
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HTTP File I/O - uploads & processing via HTML forms
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Define back-end action pages to handle HTTP file uploads
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Examine available file attributes of HTTP-uploaded files
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PHP SMTP E-mail integration discussion
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Define scripts to process forms and generate SMTP-based e-mail
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Examine PHP Mail function options
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Use mutt on the Linux system to examine PHP-generated SMTP-based e-mail
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PHP - Dynamic Web Programming
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PHP cookie concepts & usage discussion
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Cookie definition and examination on server and client system (Mozilla Firefox)
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Set and unset cookies on client system
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Make decisions based on the existence of cookies on the client system
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Session Variables concepts & usage discussion
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Identify pertinent configuration options for session variables
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Define session variables
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Integrate cookies with session variables
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Download MySQL RDBMS packages for usage with PHP
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Install MySQL RDBMS for usage with PHP
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Download the latest phpMyAdmin for installation
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Install phpMyAdmin with Apache supportfor web-based administration of MySQL RDBMS
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Recompile PHP for MySQL RDBMS support
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Update PHP configuration information to support MySQL
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Define basic database structure for usage
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Structured Query Language (SQL) integration with PHP
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Explain steps for connecting PHP scripts to MySQL
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Define and execute SELECT queries
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Define and execute INSERT queries
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Define and execute UPDATE queries
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Define and execute DELETE queries
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Forms Processing with MySQL integration
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Forms with Cookies
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Forms with Session Variables
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PHP - Command Line Interface (CLI)
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Discuss concepts and applications
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Identify CLI binary
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Discuss the possible ways of executing PHP scripts from the CLI
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Define and execute PHP one-liners
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Execute scripts using PHP binary as a prefix
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Explore executing PHP via the Interpreter mode
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PHP-Linux SHEBANG definition and usage
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Execute basic commands
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CLI - File I/O usage - Stat files
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Examine file attributes
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Determine access and modification times and make decisions using control structures
BASH CD1
http://rapidshare.com/files/6024106/Linux_CBT_Scripting_Edition_CD1_BASH.part1.rar
http://rapidshare.com/files/6024812/Linux_CBT_Scripting_Edition_CD1_BASH.part2.rar
http://rapidshare.com/files/6026146/Linux_CBT_Scripting_Edition_CD1_BASH.part3.rar
http://rapidshare.com/files/6026754/Linux_CBT_Scripting_Edition_CD1_BASH.part4.rar
http://rapidshare.com/files/6027461/Linux_CBT_Scripting_Edition_CD1_BASH.part5.rar
http://rapidshare.com/files/6027799/Linux_CBT_Scripting_Edition_CD1_BASH.part6.rar
PERL CD2
http://rapidshare.com/files/6441687/Linux_CBT_Scripting_Edition_CD2_PERL.part1.rar
http://rapidshare.com/files/6429548/Linux_CBT_Scripting_Edition_CD2_PERL.part2.rar
http://rapidshare.com/files/6430144/Linux_CBT_Scripting_Edition_CD2_PERL.part3.rar
http://rapidshare.com/files/6430768/Linux_CBT_Scripting_Edition_CD2_PERL.part4.rar
http://rapidshare.com/files/6434088/Linux_CBT_Scripting_Edition_CD2_PERL.part5.rar
http://rapidshare.com/files/6434773/Linux_CBT_Scripting_Edition_CD2_PERL.part6.rar
http://rapidshare.com/files/6423143/Linux_CBT_Scripting_Edition_CD2_PERL.part7.rar
Python CD3
http://rapidshare.com/files/6599600/LCBT_SE_CD_Three_PY.part1.rar
http://rapidshare.com/files/6600180/LCBT_SE_CD_Three_PY.part2.rar
http://rapidshare.com/files/6603539/LCBT_SE_CD_Three_PY.part3.rar
http://rapidshare.com/files/6604604/LCBT_SE_CD_Three_PY.part4.rar
http://rapidshare.com/files/6604955/LCBT_SE_CD_Three_PY.part5.rar
