UNIX Advanced Shell Programming Tools Training Course

Course Contents - DAY 1

Course Introduction

• • Administration and Course Materials
• • Course Structure and Agenda
• • Delegate and Trainer Introductions

Session 1: BACKUP AND RESTORE UTILITIES

• • Backing-up and restoring files
• • Basic and advanced use of tar
• • Compression utilities gzip,bzip2,zip and compress
• • Exercise: Backing up and restoring files using tar
• • Exercises: Compressing files

Session 2: BACKGROUND JOB SCHEDULING

• • Scheduling jobs with the cron command
• • Scheduling jobs with the at command
• • Exercises: Running background jobs

Session 3: COMMANDS FOR COMPARING FILES

• • Compare files with the cmp command
• • Compare and format files with pr
• • Compare files with the comm command
• • Compare files with the diff and sdiff commands
• • Compare large files with the bdiff command
• • Exercises: Identifying file differences

Session 4: SPLITTING FILES

• • The fold command
• • Split files using context and content rules
• • Exercises: Splitting files

UNIX Advanced Shell Programming Tools Training Course

Course Contents - DAY 2

Session 5: IDENTIFYING AND TRANSLATING CHARACTERS

• • od - octal dump
• • Use cat to display non-printing characters
• • View and format files with nl
• • The expand and unexpand commands to convert between tab and space characters
• • The tr command for character translation
• • Exercises: Translating characters with tr

Session 6: REGULAR EXPRESSION NOTATION REVIEW

• • Standard regular expressions
• • Searching with grep
• • Metacharacters,positional characters and quantifiers
• • Extended regular expressions
• • POSIX character classes
• • PERL expressions

Session 7: THE STREAM EDITOR sed

• • sed command line syntax
• • sed script files
• • sed command processing
• • sed addresses and simple instructions
• • sed pattern space and hold space
• • Grouping sed commands
• • Hold and get functions
• • Advanced flow control
• • Write output to temporary files
• • Exercises: Text processing with sed

Session 8: FUNDAMENTALS OF AWK

• • Basic AWK usage
• • AWK program-files
• • AWK scripts
• • AWK variables
• • Pattern matching with AWK
• • AWK extended patterns

Session 9: AWK OPERATORS

• • AWK AND,OR and range operators
• • AWK arithmetic operations
• • AWK output
• • Formatting output with printf
• • Exercises: Create awk scripts to extract selected data from a file and generate reports

UNIX Advanced Shell Programming Tools Training Course

Course Contents - DAY 3

Session 10: AWK PROGRAM CONTROL STRUCTURES

• • The BEGIN and END functions
• • The AWK if construct
• • The AWK else if construct
• • The AWK while construct
• • Other program control statements
• • The AWK break,continue and exit statements
• • User defined functions
• • Exercises: Create AWK scripts and program-files utilising program control structures

Session 11: AWK FUNCTIONS

• • AWK string functions
• • AWK length,tolower,toupper,index,sub,gsub,match,substr,split,sprintf,system and getline functions
• • Exercises: Generate AWK scripts and program-files to extract and format data using AWK functions

Session 12: AWK ARRAYS

• • AWK associative arrays
• • Multi-dimensional arrays
• • Exercises: Create AWK associative arrays to process text files and generate reports

Session 13: MISCELLANEOUS TOOLS

• • bc (calculator)
• • fuser (testing for files in use)
• • getops (checking options passed to shell scripts)
• • printf (formatting screen output)
• • logger (script logging)
• • xargs (generating arguments for a command)
• • eval (re-evaluating variables)
• • Exercises: Using tools within a shell script