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## 修复 ### Docker Compose - 移除过时的 version 字段警告 - 优化配置以支持最新版本 ### 网络优化 - 添加 Docker 镜像加速器配置指南 - 创建自动化配置脚本 - 提供国内优化版启动脚本 ## 新增文件 - DOCKER_MIRROR_SETUP.md: 详细的镜像加速配置教程 - setup_docker_mirror.bat: 交互式配置指南 - start_windows_china.bat: 国内网络优化版启动脚本 ## 改进 - 解决 Docker Hub 访问慢/失败问题 - 提供多个国内镜像源配置 - 自动检测和提示配置镜像加速 🚀 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
200 lines
3.8 KiB
Markdown
200 lines
3.8 KiB
Markdown
# Docker 镜像加速器配置指南
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## 问题描述
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错误信息:`failed to resolve reference "docker.io/library/postgres:15-alpine"`
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**原因**:无法访问 Docker Hub,需要配置国内镜像加速器。
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---
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## 解决方案一:配置 Docker Desktop 镜像加速(推荐)
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### 方法 1:使用阿里云镜像加速器
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1. **打开 Docker Desktop**
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2. **进入设置**
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- 点击右上角齿轮图标 ⚙️
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- 选择 "Docker Engine"
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3. **添加镜像加速器配置**
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在 JSON 配置中添加以下内容:
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```json
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{
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"builder": {
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"gc": {
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"defaultKeepStorage": "20GB",
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"enabled": true
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}
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},
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"experimental": false,
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"registry-mirrors": [
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"https://docker.mirrors.ustc.edu.cn",
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"https://hub-mirror.c.163.com",
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"https://mirror.baidubce.com"
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]
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}
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```
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4. **应用并重启**
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- 点击 "Apply & Restart"
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- 等待 Docker Desktop 重启完成
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5. **验证配置**
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```powershell
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docker info | findstr "Registry Mirrors"
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```
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应该看到配置的镜像地址。
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---
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## 解决方案二:手动拉取镜像(临时方案)
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如果配置镜像加速器后仍然失败,可以手动拉取镜像:
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```powershell
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# 尝试使用不同的镜像源拉取
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docker pull docker.mirrors.ustc.edu.cn/library/postgres:15-alpine
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docker tag docker.mirrors.ustc.edu.cn/library/postgres:15-alpine postgres:15-alpine
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docker pull docker.mirrors.ustc.edu.cn/library/node:18-alpine
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docker tag docker.mirrors.ustc.edu.cn/library/node:18-alpine node:18-alpine
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docker pull docker.mirrors.ustc.edu.cn/library/python:3.11-slim
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docker tag docker.mirrors.ustc.edu.cn/library/python:3.11-slim python:3.11-slim
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```
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---
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## 解决方案三:使用国内可用的基础镜像
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修改 `docker-compose.yml` 使用国内镜像源:
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```yaml
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services:
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postgres:
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image: registry.cn-hangzhou.aliyuncs.com/library/postgres:15-alpine
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# 或使用
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# image: docker.mirrors.ustc.edu.cn/library/postgres:15-alpine
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```
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---
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## 推荐配置(完整版)
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### Docker Desktop 完整配置
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```json
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{
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"builder": {
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"gc": {
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"defaultKeepStorage": "20GB",
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"enabled": true
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}
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},
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"experimental": false,
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"features": {
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"buildkit": true
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},
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"registry-mirrors": [
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"https://docker.mirrors.ustc.edu.cn",
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"https://hub-mirror.c.163.com",
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"https://mirror.baidubce.com",
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"https://dockerproxy.com"
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],
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"insecure-registries": [],
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"debug": false
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}
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```
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---
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## 常用镜像加速器地址
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| 提供商 | 镜像地址 | 说明 |
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|--------|----------|------|
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| 中科大 | https://docker.mirrors.ustc.edu.cn | 稳定,推荐 |
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| 网易 | https://hub-mirror.c.163.com | 速度快 |
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| 百度云 | https://mirror.baidubce.com | 国内访问快 |
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| Docker Proxy | https://dockerproxy.com | 备用 |
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---
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## 验证是否成功
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### 1. 检查配置
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```powershell
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docker info
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```
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查找 "Registry Mirrors" 部分,应该显示配置的镜像地址。
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### 2. 测试拉取镜像
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```powershell
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docker pull hello-world
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```
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如果成功,说明镜像加速器配置正确。
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### 3. 重新启动 QQuiz
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```powershell
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cd E:\QQuiz
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docker-compose up -d
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```
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---
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## 如果仍然失败
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### 检查网络连接
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```powershell
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# 测试是否能访问镜像加速器
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curl https://docker.mirrors.ustc.edu.cn
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```
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### 尝试其他镜像源
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如果某个镜像源不可用,尝试注释掉它,只保留可用的:
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```json
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{
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"registry-mirrors": [
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"https://docker.mirrors.ustc.edu.cn"
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]
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}
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```
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### 检查防火墙/代理
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- 暂时关闭防火墙测试
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- 如果使用代理,在 Docker Desktop 设置中配置代理
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---
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## 完成后的下一步
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配置成功后:
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```powershell
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# 1. 重新启动服务
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cd E:\QQuiz
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docker-compose down
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docker-compose up -d
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# 2. 查看启动日志
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docker-compose logs -f
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# 3. 访问应用
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# http://localhost:3000
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```
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---
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祝你成功!🎉
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