docker-ps is a colorized, human-readable version of `docker ps`

gistfile1.txt

#!/bin/bash

: "${TERM:=xterm-256color}"

[[ "$1" == @(-f|--full) ]] && shift && printfull=true


# Define colors
tput0="$(tput sgr0)"
bold="$(tput bold)"
ita="$(tput sitm)"
cyan="$(tput setaf 6)"
green="$(tput setaf 2)"
blue="$(tput setaf 4)"
yellow="$(tput setaf 3)"
orange="$(tput setaf 215)"
red="$(tput setaf 9)"
inverse="$(tput setab 7 setaf 0)"

# Get docker ps output in JSON format
docker_ps_output=$(docker ps --format '{{json .}}' | jq -s .)

# Parse and print the condensed output with colors
readarray -t tablearr < <(echo "$docker_ps_output" | jq -r '.[] |
  (.Size
    | capture("(?<num>[0-9.]+)(?<unit>[A-Za-z]+) \\(virtual (?<vnum>[0-9.]+)(?<vunit>[A-Za-z]+)\\)")
  ) as $sz |
[
    .ID,
    (.Status
      | gsub(" \\(healthy\\)"; "")
      | gsub("About a"; "1")
      | gsub("Less than a second"; "0 seconds")
      | gsub(" +"; " ")
      | gsub("\\s+"; " ")
    ),
    .Names,
    (.Image | sub(".*/"; "")),
    "\($sz.num) \($sz.unit)",
    "\($sz.vnum) \($sz.vunit)"
] | @tsv' |
 while IFS=$'\t' read -r id status names image size virtsize; do
    color_status="$status"
    color_line=""

    case "$status" in
        *"second"*) color_line="${red}"; color_status="${red}${status}${tput0}" ;;
        *"Up"*) color_status="${green}${status}${tput0}" ;;
        *"Exited"*) color_status="${red}${status}${tput0}" ;;
        *) color_status="${yellow}${status}${tput0}" ;;
    esac

##"$color_line" doesn't do anything right now.

    printf '%s☢%s☢%s☢%s☢%s☢%s☢%s☢%s\n' \
        "${color_line}" \
        "${cyan}${id}${tput0}" \
        "${color_status}" \
        "${ita}${names}${tput0}" \
        "${blue}${image}${tput0}" \
        "${orange}${size}${tput0}" \
        "${orange}${virtsize}${tput0}" \
        "$tput0"
done)

# Colored header variables
NID="${cyan}${bold}CONTAINER ID${tput0}"
NSTATUS="${green}${bold}STATUS${tput0}"
NNAMES="${ita}${bold}NAMES${tput0}"
NIMAGE="${blue}${bold}IMAGE${tput0}"
NSIZE="${orange}${bold}SIZE${tput0}"
NVSIZE="${orange}${bold}VIRT. SIZE${tput0}"

# Print table rows only, headers handled via -N
printf '%s\n' "${tablearr[@]}" | column -t -s ☢ -N " ","$NID","$NSTATUS","$NNAMES","$NIMAGE","$NSIZE","$NVSIZE" -m -R 6,7

# The --full option is less refined and useful but displays ports
if [[ "$printfull" = true ]]; then

  printf '\n\nFull %s$ docker ps%s output: \n' "$inverse" "$tput0"

  # Header
  printf "%-15s %-29s %-42s %-42s %-38s %-60s %-20s\n" \
      "${cyan}${bold}CONTAINER ID${tput0}" \
      "${green}${bold}STATUS${tput0}" \
      "${cyan}${bold}NAMES${tput0}" \
      "${blue}${bold}IMAGE${tput0}" \
      "${yellow}${bold}COMMAND${tput0}" \
      "${ita}${bold}CREATED${tput0}" \
      "${red}${bold}PORTS${tput0}"

  # Get docker ps output
  docker ps --format '{{json .}}' | jq -r '
      [
          .ID,
          (.Status | sub(" \\(healthy\\)"; "") | sub("About a"; "1") | sub("Less than a second"; "0 seconds")),
          .Names,
          (.Image | sub(".*/"; "")),
          .Command,
          (.Ports | select(. != "") | sub("^ +"; "") | gsub("\\u003e"; ">")) // "No ports for container",
          (.CreatedAt | sub(" -0400.*"; "") | sub(" -0500.*"; ""))  # Strips the time zone information
      ] | @tsv' | while IFS=$'\t' read -r id status names image command ports created_at; do
      color_status="$status"
      color_line=""

      case "$status" in
          *"second"*) color_line="${red}"; color_status="${red}${status}${tput0}" ;;
          *"Up"*) color_status="${green}${status}${tput0}" ;;
          *"Exited"*) color_status="${red}${status}${tput0}" ;;
          *) color_status="${yellow}${status}${tput0}" ;;
      esac

command=${command//…/...}
printf "${color_line}%-15s %-25s %-38s %-38s %-38s %-56s %-20s${tput0}\n" \
  "${cyan}${id}${tput0}" \
  "${green}${status}${tput0}" \
  "${cyan}${names}${tput0}" \
  "${blue}${image}${tput0}" \
  "${yellow}${command}${tput0}" \
  "${ita}${created_at}${tput0}" \
  "${red}${ports}${tput0}"


  done
  fi

exit 0