Check which docker containers are running under qemu emulation on macOS

docker-ps-architectures.sh

#!/bin/bash

# https://stackoverflow.com/questions/66834864/how-to-determine-when-docker-containers-on-an-m1-macbook-are-running-via-qemu
#for i in `docker ps --format "{{.Image}}"` ; do
#    docker image inspect $i --format "$i -> {{.Architecture}} : {{.Os}}"
#done

OPT=$@
set -euo pipefail
docker container ls $OPT --format "{{.ID}}\t{{.Image}}\t{{.Command}}\t{{.Status}}\t{{.Names}}" |
 awk -F '\t' 'BEGIN {OFS=FS} { "docker image inspect --format \"{{.Os}}/{{.Architecture}}\" "$2" #"NR | getline $6; print }' |
 /opt/homebrew/opt/util-linux/bin/column --table --table-columns "CONTAINER ID,IMAGE,COMMAND,STATUS,NAME,ARCH" -o '   ' -s $'\t'