UFW bash_completion from git@github.com:deleurme/ufw-completion.git

ufw_completion

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#  / / / / /_| | /| / /
# / /_/ / __/| |/ |/ / 
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_ufw() {
  local cur prev opts base
  _get_comp_words_by_ref -n : cur
  COMPREPLY=()
  cur="${COMP_WORDS[COMP_CWORD]}"
  prev="${COMP_WORDS[COMP_CWORD-1]}"
  last="${COMP_WORDS[COMP_CWORD-2]}"

  commands="--dry-run enable disable default logging allow deny reject limit delete insert route route route reload reset status status status show version app"
  help_lookup=""

  # enable                          enables the firewall
  # disable                         disables the firewall
  # default ARG                     set default policy
  # logging LEVEL                   set logging to LEVEL
  # allow ARGS                      add allow rule
  # deny ARGS                       add deny rule
  # reject ARGS                     add reject rule
  # limit ARGS                      add limit rule
  # delete RULE|NUM                 delete RULE
  # insert NUM RULE                 insert RULE at NUM
  # route RULE                      add route RULE
  # route delete RULE|NUM           delete route RULE
  # route insert NUM RULE           insert route RULE at NUM
  # reload                          reload firewall
  # reset                           reset firewall
  # status                          show firewall status
  # status numbered                 show firewall status as numbered list of RULES
  # status verbose                  show verbose firewall status
  # show ARG                        show firewall report
  # version                         display version information
  # Application profile commands:
  # app list                        list application profiles
  # app info PROFILE                show information on PROFILE
  # app update PROFILE              update PROFILE
  # app default ARG                 set default application policy

  case "${prev}" in
    help )
      args=$(for word in $help_lookup;do echo "$word";done)
      COMPREPLY=( $(compgen -W "${args}" -- "${cur}") )
      return 0
      ;;
    status)
      COMPREPLY=( $(compgen -W "numbered verbose" -- "${cur}") )
      return 0
      ;;
    logging)
      COMPREPLY=( $(compgen -W "off on low medium high full" -- "${cur}") )
      return 0
      ;;
    show )
      COMPREPLY=( $(compgen -W "raw builtins before-rules user-rules after-rules logging-rules listening added" -- "${cur}") )
      return 0
      ;;
    default)
      COMPREPLY=( $(compgen -W "allow deny reject" -- "${cur}") )
      return 0
      ;;
    allow)
      COMPREPLY=( $(compgen -W "to from" -- "${cur}") )
      return 0
      ;;
    route)
      COMPREPLY=( $(compgen -W "delete insert" -- "${cur}") )
      return 0
      ;;
    info|update)
      args=$(ufw app list|awk '{if(NR>1) {print }}')
      COMPREPLY=( $(compgen -W "${args}" -- "${cur}") )
      return 0
      ;;
    app)
      COMPREPLY=( $(compgen -W "list info update default" -- "${cur}") )
      return 0
      ;;

  esac

  COMPREPLY=($(compgen -W "${commands}" -- "${cur}"))
  __ltrim_colon_completions "$cur"
  return 0
}

complete -F _ufw ufw