Course Description | Outline | Linux Training | IT Training

1. SHELL SCRIPTING BASICS

   1. Shell Scripting
   2. Example Shell Script
   3. Shell/Environment Variables
   4. Key Environment Variables
   5. General Quoting Rules
   6. Nesting Commands
   7. Variables: Arrays
   8. Positional Parameters
   9. printf
   10. Input and Output
   11. alias
   12. Functions
   13. Colors in Scripts
   Lab Tasks
   1. Shell Variables
   2. Shell Meta-Characters
   3. Command Substitution
   4. Aliases
   5. Bash Login Scripts
   6. Create "userinfo" and "sysinfo" functions

2. WORKING WITH FILES

   1. Communication Channels
   2. File Redirection
   3. Piping Commands Together
   4. Doing Math
   5. Determining Disk Usage
   6. cron
   7. crontab Format
   8. /etc/cron.*/ Directories
   9. Sending Email with mail
   Lab Tasks
   1. Disk and Filesystem Usage
   2. Connecting Commands

3. DATA MUNGING

   1. Regular Expression Overview
   2. Regular Expressions
   3. RE Character Classes
   4. RE Quantifiers
   5. RE Parenthesis
   6. Searching Inside Files
   7. Replacing Text Characters
   8. The Streaming Editor
   9. Text Processing with awk
   10. Text Sorting
   11. Duplicate Removal Utility
   12. Extracting Columns of Text
   Lab Tasks
   1. Pattern Matching with Regular Expressions
   2. Extended Regular Expressions
   3. Using Regular Expressions With sed
   4. Create "rmhost" function
   5. Create "showenv" function
   6. Parsing Mail Server Logs
   7. Fixing Incorrect Files

4. BRANCHING AND LOOPING

   1. Exit Status
   2. Comparisons with test
   3. Conditional Statements
   4. Flow Control: case
   5. The for Loop
   6. Flow Control: while and until Loops
   7. Reading Files with while
   8. Flow Control: select
   Lab Tasks
   1. Reporting User Statistics
   2. Monitoring Filesystem Usage

5. SECURITY, WHITESPACE AND OTHER GOTCHAS

   1. Gotchas: Maximum Command Length
   2. Gotcha: Whitespace in for Loops
   3. Gotcha: $IFS
   4. Gotcha: Printing in .bashrc
   5. Gotcha: Aliases
   Lab Tasks
   1. Renaming MP3 Files
   2. Split and Display $PATH
   3. A tar-based Backup

6. WHERE TO FROM HERE?

   1. Waterfall Development
   2. Iterative Development
   3. Getting Help with man and info
   4. $MANPATH, whatis and apropos
   5. Help from Commands and Documentation
   Lab Tasks
   1. Automated Virtual Host Provisioning