update docker

scripts/docker-htop.sh

@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+cd "$ROOT"
+# shellcheck source=docker-lib.sh
+source "$ROOT/scripts/docker-lib.sh"
+
+docker_cmd
+
+if ! "${DOCKER[@]}" ps --format '{{.Names}}' | grep -qx 'lidar-manager-limited'; then
+  echo "Container chưa chạy. Khởi động: sudo docker compose up -d"
+  exit 1
+fi
+
+echo "Giới hạn container:"
+print_container_limits lidar-manager-limited
+
+echo
+echo "Mở htop trong container (q để thoát)..."
+exec "${DOCKER[@]}" exec -it lidar-manager-limited htop

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"
+}

scripts/docker-stats.sh

@@ -0,0 +1,44 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+# shellcheck source=docker-lib.sh
+source "$ROOT/scripts/docker-lib.sh"
+
+docker_cmd
+
+NAME="${1:-lidar-manager-limited}"
+
+if ! "${DOCKER[@]}" ps --format '{{.Names}}' | grep -qx "$NAME"; then
+  echo "Container '$NAME' không chạy."
+  exit 1
+fi
+
+echo "=== docker stats (live) ==="
+"${DOCKER[@]}" stats --no-stream "$NAME"
+
+echo
+echo "=== limits ==="
+print_container_limits "$NAME"
+
+CID="$("${DOCKER[@]}" inspect -f '{{.Id}}' "$NAME")"
+CG="/sys/fs/cgroup"
+
+echo
+echo "=== cgroup (host) ==="
+printf 'memory.usage = '
+cat "$CG/memory/docker/$CID/memory.usage_in_bytes" 2>/dev/null \
+  || cat "$CG/memory/system.slice/docker-$CID.scope/memory.usage_in_bytes" 2>/dev/null \
+  || echo "n/a"
+printf ' bytes\n'
+
+printf 'cpu.cfs_quota / period = '
+cat "$CG/cpu,cpuacct/docker/$CID/cpu.cfs_quota_us" 2>/dev/null \
+  || echo -n "n/a"
+printf ' / '
+cat "$CG/cpu,cpuacct/docker/$CID/cpu.cfs_period_us" 2>/dev/null \
+  || echo "n/a"
+
+echo
+echo "=== processes in container ==="
+"${DOCKER[@]}" top "$NAME"

scripts/docker-up.sh

@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+cd "$ROOT"
+# shellcheck source=docker-lib.sh
+source "$ROOT/scripts/docker-lib.sh"
+
+docker_cmd
+
+if ! docker info >/dev/null 2>&1 && ! sudo -n docker info >/dev/null 2>&1; then
+  echo "Cần quyền Docker. Chạy một trong hai cách:"
+  echo "  sudo usermod -aG docker \$USER   # rồi đăng nhập lại"
+  echo "  sudo $0"
+fi
+
+"${DOCKER[@]}" compose up --build -d
+echo "Đã chạy: http://localhost:8080/"
+echo -n "Giới hạn: "
+print_container_limits lidar-manager-limited