trafgen.zsh

   1 #compdef trafgen
   2 #
   3 # trafgen.zsh -- zsh completion function for trafgen
   4 #
   5 # Copyright (C) 2013 Hideo Hattori <hhatto.jp@gmail.com>
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License version 2 as
   9 # published by the Free Software Foundation.
  10
  11 typeset -A opt_args
  12 local context state line
  13
  14 _cpu () {
  15     _cpus=(${${(f)"$(grep processor /proc/cpuinfo | awk '{print $3}')"}})
  16     compadd -a _cpus
  17 }
  18
  19 _user_info () {
  20     user_info=(${${(f)"$(awk -F':' '{print $3":"$1}' /etc/passwd)"}})
  21     _describe -t usr "user info" user_info && ret=0
  22 }
  23
  24 _group_info () {
  25     group_info=(${${(f)"$(awk -F':' '{print $4":"$1}' /etc/passwd)"}})
  26     _describe -t usr "group info" group_info && ret=0
  27 }
  28
  29 _interfaces () {
  30     _wanted interfaces expl 'network interface' \
  31     _net_interfaces
  32     _values "Pseudo-device that captures on all interfaces" "any"
  33 }
  34
  35 _arguments -s -S \
  36     "(-i -c --in --conf)"{-i,-c,--in,--conf}"[Packet configuration file/stdin]:input:_files" \
  37     "(-o -d --out --dev)"{-o,-d,--out,--dev}"[Networking device i.e., eth0]:device:_interfaces" \
  38     "(-p --cpp)"{-p,--cpp}"[Run packet config through C preprocessor]" \
  39     "(-J --jumbo-support)"{-J,--jumbo-support}"[Support 64KB super jumbo frames (def: 2048B)]" \
  40     "(-R --rfraw)"{-R,--rfraw}"[Inject raw 802.11 frames]" \
  41     "(-s --smoke-test)"{-s,--smoke-test}"[Probe if machine survived fuzz-tested packet]" \
  42     "(-n --num)"{-n,--num}"[Number of packets until exit (def: 0)]" \
  43     "(-r --rand)"{-r,--rand}"[Randomize packet selection (def: round robin)]" \
  44     "(-P --cpus)"{-P,--cpus}"[Specify number of forks(<= CPUs) (def: #CPUs)]:cpunum:_cpu" \
  45     "(-t --gap)"{-t,--gap}"[Interpacket gap in us (approx)]" \
  46     "(-S --ring-size)"{-S,--ring-size}"[Manually set mmap size (KiB/MiB/GiB)]:ringsize:" \
  47     "(-k --kernel-pull)"{-k,--kernel-pull}"[Kernel pull from user interval in us (def: 10us)]:kernelpull:_gnu_generic" \
  48     "(-E --seed)"{-E,--seed}"[Manually set srand(3) seed]" \
  49     "(-u --user)"{-u,--user}"[Drop privileges and change to userid]:user:_user_info" \
  50     "(-g --group)"{-g,--group}"[Drop privileges and change to groupid]:group:_group_info" \
  51     "(-e --example)"{-e,--example}"[Show built-in packet config example]:" \
  52     "(-V --verbose)"{-V,--verbose}"[Be more verbose]" \
  53     "(-C --no-cpu-stats)"{-C,--no-cpu-stats}"[Do not print CPU time statistics on exit]" \
  54     {-v,--version}"[Show version]:" \
  55     {-h,--help}"[Guess what?!]:" \
  56     "*::args:_gnu_generic"