256 lines
5.0 KiB
Markdown
256 lines
5.0 KiB
Markdown
# Tank War Server - 完整部署指南
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## 概述
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本指南详细说明如何将Tank War Server部署到由3台CVM组成的Kubernetes集群中。
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## 集群信息
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目标K8s集群由以下3台CVM组成:
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- 43.139.80.61 (host_172.16.16.16)
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- 43.138.255.42 (host_172.16.16.17)
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- 159.75.104.221 (host_172.16.16.8)
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SSH连接:`ssh root@host_172.16.16.16`
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## 部署前准备
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### 1. 环境检查
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```bash
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# 在server目录下运行测试脚本
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cd /Users/hanchengxi/workspace/tankwar_proj/server
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./test-deployment.sh
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```
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### 2. 配置Kubernetes访问
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确保kubectl已配置连接到目标集群:
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```bash
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# 检查集群连接
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kubectl cluster-info
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# 查看当前上下文
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kubectl config current-context
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# 如果未配置,需要获取集群的kubeconfig文件
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# 通常从集群管理员处获取或通过云平台控制台下载
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```
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## 部署步骤
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### 步骤1:构建Docker镜像
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```bash
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# 在server目录下构建镜像
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docker build -t tankwar-server:latest .
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# 验证镜像构建成功
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docker images | grep tankwar-server
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```
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### 步骤2:部署到Kubernetes
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```bash
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# 方法1:使用部署脚本(推荐)
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chmod +x deploy.sh
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./deploy.sh
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# 方法2:手动部署
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kubectl create namespace tankwar --dry-run=client -o yaml | kubectl apply -f -
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kubectl apply -f k8s-deployment.yaml -n tankwar
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```
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### 步骤3:验证部署
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```bash
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# 运行验证脚本
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chmod +x verify-deployment.sh
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./verify-deployment.sh
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# 或手动验证
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kubectl get all -n tankwar
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kubectl logs -l app=tankwar-server -n tankwar
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```
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## 配置文件说明
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### Dockerfile
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- 基于Node.js 18 Alpine镜像
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- 暴露端口3000
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- 生产环境配置
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### k8s-deployment.yaml
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包含以下Kubernetes资源:
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1. **ConfigMap**: 环境变量配置
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2. **Deployment**:
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- 3个副本
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- 资源限制:内存512Mi,CPU 500m
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- 健康检查探针
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3. **Service**:
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- LoadBalancer类型
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- 端口3000
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## 网络配置
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### 服务暴露
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服务使用LoadBalancer类型,将通过云平台的负载均衡器暴露:
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```bash
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# 获取外部IP
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kubectl get svc tankwar-server-service -n tankwar
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# WebSocket连接地址
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ws://<external-ip>:3000
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```
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### 端口映射
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- 容器端口:3000
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- 服务端口:3000
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- 外部访问端口:3000
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## 健康检查
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服务器提供HTTP健康检查端点:
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```bash
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# 健康检查URL
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http://<external-ip>:3000/health
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# 返回JSON格式的健康状态
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{
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"status": "healthy",
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"timestamp": "2024-01-01T00:00:00.000Z",
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"activeConnections": 0,
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"activeRooms": 0,
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"activeTeamRooms": 0
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}
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```
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## 监控和维护
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### 查看状态
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```bash
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# 查看Pod状态
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kubectl get pods -n tankwar -w
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# 查看服务状态
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kubectl get svc -n tankwar
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# 查看日志
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kubectl logs -l app=tankwar-server -n tankwar --tail=50
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# 查看资源使用
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kubectl top pods -n tankwar
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```
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### 扩展和伸缩
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```bash
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# 扩展副本数量
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kubectl scale deployment/tankwar-server --replicas=5 -n tankwar
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# 自动伸缩(如果配置了HPA)
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kubectl autoscale deployment/tankwar-server --min=3 --max=10 --cpu-percent=80 -n tankwar
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```
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### 更新部署
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```bash
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# 重新构建镜像
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docker build -t tankwar-server:latest .
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# 滚动更新
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kubectl rollout restart deployment/tankwar-server -n tankwar
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# 查看更新状态
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kubectl rollout status deployment/tankwar-server -n tankwar
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```
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## 故障排除
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### 常见问题
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1. **镜像构建失败**
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```bash
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# 检查Docker守护进程
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docker info
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# 检查Dockerfile语法
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docker build --no-cache -t tankwar-server:latest .
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```
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2. **Pod无法启动**
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```bash
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# 查看Pod详情
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kubectl describe pod <pod-name> -n tankwar
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# 查看事件
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kubectl get events -n tankwar
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```
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3. **服务无法访问**
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```bash
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# 检查服务端点
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kubectl get endpoints tankwar-server-service -n tankwar
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# 检查网络策略
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kubectl get networkpolicies -n tankwar
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```
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4. **健康检查失败**
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```bash
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# 检查Pod内部
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kubectl exec -it <pod-name> -n tankwar -- wget -qO- http://localhost:3000/health
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```
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### 调试命令
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```bash
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# 进入Pod调试
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kubectl exec -it <pod-name> -n tankwar -- /bin/sh
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# 端口转发本地调试
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kubectl port-forward svc/tankwar-server-service 3000:3000 -n tankwar
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# 然后访问:http://localhost:3000/health
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```
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## 清理部署
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```bash
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# 删除部署
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kubectl delete -f k8s-deployment.yaml -n tankwar
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# 删除命名空间
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kubectl delete namespace tankwar
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# 清理镜像
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docker rmi tankwar-server:latest
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```
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## 安全考虑
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1. **网络策略**: 配置适当的网络策略限制访问
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2. **资源限制**: 设置合理的资源限制防止资源耗尽
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3. **镜像安全**: 定期更新基础镜像修复安全漏洞
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4. **访问控制**: 配置RBAC权限控制
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## 性能优化建议
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1. **副本数量**: 根据负载调整副本数量
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2. **资源分配**: 根据实际使用情况调整资源限制
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3. **连接池**: 考虑使用连接池优化WebSocket连接
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4. **监控告警**: 配置监控和告警系统
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## 支持信息
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如有问题,请检查:
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- 服务器日志:`kubectl logs -l app=tankwar-server -n tankwar`
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- 部署状态:`kubectl get all -n tankwar`
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- 集群状态:`kubectl cluster-info` |