#!/usr/bin/env bash

docker_cmd() {
  if docker info >/dev/null 2>&1; then
    DOCKER=(docker)
  elif sudo -n docker info >/dev/null 2>&1; then
    DOCKER=(sudo docker)
  else
    DOCKER=(sudo docker)
  fi
}

print_container_limits() {
  local name="${1:-lidar-manager-limited}"
  local nano mem cpus ram_mb
  nano="$("${DOCKER[@]}" inspect -f '{{.HostConfig.NanoCpus}}' "$name")"
  mem="$("${DOCKER[@]}" inspect -f '{{.HostConfig.Memory}}' "$name")"
  cpus="$(awk "BEGIN { if ($nano > 0) printf \"%.2f\", $nano / 1000000000; else print \"unlimited\" }")"
  ram_mb=$((mem / 1048576))
  echo "  CPUs quota = ${cpus} core(s), RAM max = ${ram_mb} MB"
}