Get run command from running Docker container

get-run-cmd

#!/bin/bash
set -eo pipefail

container=$1
image=$(docker inspect --format '{{.Config.Image}}' $container)
cmd=$(docker inspect --format '{{.Config.Cmd}}' $container)
if [[ $cmd == '<nil>' ]]; then cmd=''; fi
binds=$(docker inspect --format '{{.HostConfig.Binds}}' $container | sed "s/\[//; s/\]//")
if [[ $binds == '<nil>' ]]; then binds=''; fi
envs=$(docker inspect --format '{{.Config.Env}}' $container | sed "s/\[//; s/\]//")
ports=$(docker inspect --format '{{range $p, $conf := .NetworkSettings.Ports}}-p {{(index $conf 0).HostIp}}:{{(index $conf 0).HostPort}}:{{$p}} {{end}}' $container)
if [[ $ports == '<nil>' ]]; then ports=''; fi

for b in $binds; do bind_args="$bind_args -v $b"; done
for e in $envs; do
  if [[ "$e" != PATH=* ]]; then
    env_args="$env_args -e \"$e\""
  fi
done

echo docker run $bind_args $env_args $image $cmd