File: sink.sh
   1 #!/bin/sh
   2 
   3 # The MIT License (MIT)
   4 #
   5 # Copyright (c) 2026 pacman64
   6 #
   7 # Permission is hereby granted, free of charge, to any person obtaining a copy
   8 # of this software and associated documentation files (the "Software"), to deal
   9 # in the Software without restriction, including without limitation the rights
  10 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  11 # copies of the Software, and to permit persons to whom the Software is
  12 # furnished to do so, subject to the following conditions:
  13 #
  14 # The above copyright notice and this permission notice shall be included in
  15 # all copies or substantial portions of the Software.
  16 #
  17 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  20 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  21 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  22 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  23 # SOFTWARE.
  24 
  25 
  26 # sink [extra options...] [podman container kill options...]
  27 #
  28 # Find and stop running podman containers/pods which were currently running
  29 # at the start of this tool, picking them interactively using `fzf`. If any
  30 # items are picked/confirmed, these are sent to the `podman container kill`
  31 # command.
  32 #
  33 # It's always possible to cancel using the escape key, and avoid killing
  34 # any container/pod.
  35 #
  36 # The extra options are, available both in single and double-dash versions
  37 #
  38 #   -h, -help    show this help message
  39 
  40 
  41 torpedo='podman container kill'
  42 
  43 while [ $# -gt 0 ]; do
  44     case "$1" in
  45         -h|--h|-help|--help)
  46             awk '/^# +sink /, /^$/ { gsub(/^# ?/, ""); print }' "$0"
  47             exit 0
  48         ;;
  49 
  50         --) shift; break ;;
  51         -*) torpedo="${torpedo} $1"; shift; continue ;;
  52     esac
  53 
  54     break
  55 done
  56 
  57 if ! command -v fzf > /dev/null; then
  58     printf "fzf (interactive picker) not found\n" >&2
  59     exit 2
  60 fi
  61 
  62 keys='ctrl-a:select-all,ctrl-space:toggle,F10:abort,F12:abort'
  63 picker="fzf --reverse -m --header-first --header-lines=1 --bind ${keys}"
  64 
  65 when="$(date +'%Y-%m-%d %H:%M:%S')"
  66 data="$(podman container list)"
  67 [ -z "${data}" ] && exit 1
  68 
  69 msg="$(printf "%-20s    (containers as of %s)\n" "${torpedo} ..." "${when}")"
  70 targets="$(echo "${data}" | ${picker} --header="${msg}")"
  71 [ -z "${targets}" ] && exit 1
  72 
  73 ids="$(echo "${targets}" | awk '{ printf " %s", $1 }')"
  74 [ -z "${ids}" ] && exit 1
  75 
  76 torpedo="${torpedo}${ids}"
  77 printf "\033[7m%s\033[0m\n" "${torpedo}"
  78 ${torpedo}