elsamuko / linuxtag_2022_bash

Sources for Bash Scripting Workshop

Linuxtag

Sources for Bash Scripting Workshop

Basics

• shebang
• comments
• echo & printf
  • escaping
  • colors
• functions
  • arguments
• controls
  • for
  • while
  • if
  • case
• variables
  • global
  • export
  • local
  • default
• arguments
  • first $1
  • all $*
  • all $@

Files

• touch/rm
• read/write

Advanced

• pipes
  • PIPESTATUS
  • piped input
• subshells
• sourcing
• arrays
• maps
• output (2>&1)
• trap
• special variables
  • RANDOM
  • BASH_SOURCE

More Advanced

• getopts
• logging
• networking
  • nc
  • curl
• cryptography
  • openssl
• zenity
• auto completion

Unit Testing

• bats: https://bats-core.readthedocs.io/en/stable/

Code checking

• shellcheck

Code formatting

• shfmt -ci -sr -i 4 -w script.sh

More

• https://www.gnu.org/software/bash/manual/bash.html