添加前端页面以及相关打包脚本和内置 web 的逻辑
This commit is contained in:
127
main.go
127
main.go
@@ -10,8 +10,17 @@ import (
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"FileRelay/internal/model"
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"FileRelay/internal/task"
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"context"
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"embed"
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"flag"
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"fmt"
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"io"
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"io/fs"
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"log"
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"mime"
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"net/http"
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"os"
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"path/filepath"
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"strings"
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"github.com/gin-contrib/cors"
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"github.com/gin-gonic/gin"
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@@ -19,6 +28,9 @@ import (
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ginSwagger "github.com/swaggo/gin-swagger"
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)
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//go:embed all:web
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var webFS embed.FS
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// @title 文件暂存柜 API
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// @version 1.0
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// @description 自托管的文件暂存柜后端系统 API 文档
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@@ -44,11 +56,50 @@ import (
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// @description Type "Bearer <API-Token>" to authenticate. Required scope depends on the endpoint.
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func main() {
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// 注册常用 MIME 类型
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mime.AddExtensionType(".js", "application/javascript")
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mime.AddExtensionType(".css", "text/css")
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mime.AddExtensionType(".woff", "font/woff")
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mime.AddExtensionType(".woff2", "font/woff2")
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mime.AddExtensionType(".svg", "image/svg+xml")
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// 解析命令行参数
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configPath := flag.String("config", "config/config.yaml", "path to config file")
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flag.Parse()
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// 1. 加载配置
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if err := config.LoadConfig("config/config.yaml"); err != nil {
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if err := config.LoadConfig(*configPath); err != nil {
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log.Fatalf("Failed to load config: %v", err)
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}
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port := 8080
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// 打印配置信息
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fmt.Println("========================================")
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fmt.Println("FileRelay 服务启动中...")
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fmt.Printf("配置文件路径: %s\n", *configPath)
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fmt.Printf("监听端口: %d\n", port)
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fmt.Printf("数据库文件: %s\n", config.GlobalConfig.Database.Path)
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fmt.Printf("存储模式: %s\n", config.GlobalConfig.Storage.Type)
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webPath := config.GlobalConfig.Web.Path
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useExternalWeb := false
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if webPath != "" {
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if info, err := os.Stat(webPath); err == nil && info.IsDir() {
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useExternalWeb = true
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}
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}
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if useExternalWeb {
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fmt.Printf("前端资源来源: 外部目录 (%s)\n", webPath)
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} else {
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fmt.Printf("前端资源来源: 内置嵌入 (嵌入 fs)\n")
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if webPath != "" {
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fmt.Printf("提示: 配置的外部前端路径 %s 不存在,已回退到内置资源\n", webPath)
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}
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}
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fmt.Println("========================================")
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// 2. 初始化
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bootstrap.InitDB()
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@@ -82,7 +133,9 @@ func main() {
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api.POST("/batches/text", middleware.APITokenAuth(model.ScopeUpload, !config.GlobalConfig.Upload.RequireToken), uploadHandler.UploadText)
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api.GET("/batches/:pickup_code", middleware.PickupRateLimit(), middleware.APITokenAuth(model.ScopePickup, true), pickupHandler.Pickup)
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api.GET("/batches/:pickup_code/download", middleware.APITokenAuth(model.ScopePickup, true), pickupHandler.DownloadBatch)
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// 文件下载保持 /files/:id/download 风格
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// 文件下载路由,支持直观的文件名结尾
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api.GET("/files/:file_id/:filename", middleware.APITokenAuth(model.ScopePickup, true), pickupHandler.DownloadFile)
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// 保持旧路由兼容性
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api.GET("/files/:file_id/download", middleware.APITokenAuth(model.ScopePickup, true), pickupHandler.DownloadFile)
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// 保持旧路由兼容性 (可选,但为了平滑过渡通常建议保留一段时间或直接更新)
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@@ -114,8 +167,74 @@ func main() {
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adm.POST("/api-tokens/:id/revoke", tokenHandler.RevokeToken)
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}
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// 静态资源服务 (放在最后,确保 API 路由优先)
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webSub, _ := fs.Sub(webFS, "web")
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r.NoRoute(func(c *gin.Context) {
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path := c.Request.URL.Path
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// 如果请求的是 API 或 Swagger,则不处理静态资源 (让其返回 404)
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// 注意:此处不排除 /admin,因为 /admin 通常是前端 SPA 的路由地址
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if strings.HasPrefix(path, "/api") || strings.HasPrefix(path, "/swagger") {
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return
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}
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// 辅助函数:尝试从外部或嵌入服务文件
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serveFile := func(relPath string, allowExternal bool) bool {
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// 1. 优先尝试外部路径
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if allowExternal && config.GlobalConfig.Web.Path != "" {
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fullPath := filepath.Join(config.GlobalConfig.Web.Path, relPath)
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if info, err := os.Stat(fullPath); err == nil && !info.IsDir() {
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c.File(fullPath)
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return true
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}
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}
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// 2. 尝试嵌入式文件
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f, err := webSub.Open(relPath)
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if err == nil {
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defer f.Close()
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stat, err := f.Stat()
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if err == nil && !stat.IsDir() {
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// 使用 http.ServeContent 避免 c.FileFromFS 重定向问题
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if rs, ok := f.(io.ReadSeeker); ok {
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// 显式设置 Content-Type,防止某些环境下识别失败
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ext := filepath.Ext(relPath)
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ctype := mime.TypeByExtension(ext)
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if ctype != "" {
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c.Header("Content-Type", ctype)
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}
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http.ServeContent(c.Writer, c.Request, stat.Name(), stat.ModTime(), rs)
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return true
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}
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}
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}
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return false
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}
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// 1. 尝试直接请求的文件 (如果是 / 则尝试 index.html)
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requestedPath := strings.TrimPrefix(path, "/")
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if requestedPath == "" {
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requestedPath = "index.html"
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}
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if serveFile(requestedPath, true) {
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return
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}
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// 2. SPA 支持:对于非文件请求(没有后缀或不包含点),尝试返回 index.html
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// 如果请求的是 assets 目录下的文件(包含点)却没找到,不应该回退到 index.html
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isAsset := strings.Contains(requestedPath, ".")
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if !isAsset || requestedPath == "index.html" {
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if serveFile("index.html", true) {
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return
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}
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}
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// 最终找不到则返回 404
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c.Status(http.StatusNotFound)
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})
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// 5. 运行
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port := 8080
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fmt.Printf("Server is running on port %d\n", port)
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r.Run(fmt.Sprintf(":%d", port))
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}
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