update docker

scripts/docker-lib.sh

@@ -0,0 +1,21 @@
+#!/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"
+}