#!/bin/bash
# GitOps自动更新演示脚本

echo "🎯 GitOps自动更新演示"
echo "======================="
echo ""

# 检查当前版本
echo "📊 当前应用版本:"
curl -s http://8.216.38.248:30081 | grep -o "Version: v[0-9.]*"
echo ""

# 提示用户
echo "现在我们将更新应用到 v2.0..."
echo "按Enter键继续..."
read

# SSH到master节点并更新
echo "🔄 正在更新应用..."
ssh fei@8.216.38.248 "cd /home/fei/k3s/test-app && ./update-app.sh v2.0"

echo ""
echo "✅ Git提交完成！"
echo ""
echo "⏳ 等待ArgoCD检测变化并自动同步..."
echo "   (ArgoCD每3分钟检查一次Git仓库)"
echo ""

# 监控同步状态
echo "📊 监控ArgoCD同步状态..."
for i in {1..12}; do
    STATUS=$(ssh fei@8.216.38.248 "kubectl get application test-app -n argocd -o jsonpath='{.status.sync.status}'")
    HEALTH=$(ssh fei@8.216.38.248 "kubectl get application test-app -n argocd -o jsonpath='{.status.health.status}'")
    echo "[$i/12] Sync: $STATUS | Health: $HEALTH"
    
    if [ "$STATUS" = "Synced" ] && [ "$HEALTH" = "Healthy" ]; then
        echo ""
        echo "✅ 同步完成！"
        break
    fi
    
    sleep 15
done

echo ""
echo "🎉 验证更新后的版本:"
curl -s http://8.216.38.248:30081 | grep -o "Version: v[0-9.]*"
echo ""
echo "🌐 访问 http://8.216.38.248:30081 查看新版本（背景颜色已改变）"
echo ""
echo "📝 总结:"
echo "   1. 我们修改了Git仓库中的配置"
echo "   2. ArgoCD自动检测到变化"
echo "   3. ArgoCD自动部署了新版本"
echo "   4. 整个过程无需手动执行kubectl命令"
echo ""
echo "这就是GitOps的魅力！🚀"