#!/usr/bin/env bash
# 作业 8 · 在 207 上部署 Prometheus + Grafana 监控栈
set -euo pipefail

PATCH="/opt/workbuddy/patches_cursor/作业8_SLA监控大盘"
COMPOSE="${PATCH}/docker-compose.monitoring.yml"

if ! command -v docker >/dev/null 2>&1; then
  echo "[FAIL] docker 未安装"
  exit 1
fi

cd "$PATCH"
if docker compose version >/dev/null 2>&1; then
  DC="docker compose"
elif command -v docker-compose >/dev/null 2>&1; then
  DC="docker-compose"
else
  echo "[FAIL] 需要 docker compose 或 docker-compose"
  exit 1
fi

$DC -f "$COMPOSE" pull
# 跳过 pull 已缓存镜像时仍 recreate
$DC -f "$COMPOSE" up -d --force-recreate
sleep 10

echo "=== containers ==="
docker ps --filter name=hw8- --format 'table {{.Names}}\t{{.Status}}\t{{.Ports}}'

echo "=== prometheus health ==="
curl -sf "http://127.0.0.1:9092/-/healthy" && echo

echo "=== grafana health ==="
curl -sf "http://127.0.0.1:3001/api/health" && echo

echo "[OK] Grafana http://192.168.110.207:3001  admin/admin123"
echo "[OK] Prometheus http://192.168.110.207:9092"