| package webui |
|
|
| import ( |
| "net/http" |
| "os" |
| "path/filepath" |
| "strings" |
|
|
| "github.com/go-chi/chi/v5" |
|
|
| "ds2api/internal/config" |
| ) |
|
|
| const welcomeHTML = `<!DOCTYPE html> |
| <html lang="zh-CN"><head><meta charset="UTF-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><title>DS2API</title> |
| <style>body{font-family:Inter,system-ui,sans-serif;background:#030712;color:#f9fafb;display:flex;min-height:100vh;align-items:center;justify-content:center;margin:0}a{color:#f59e0b;text-decoration:none}main{max-width:700px;padding:24px;text-align:center}h1{font-size:48px;margin:0 0 12px}.links{display:flex;gap:16px;justify-content:center;margin-top:20px;flex-wrap:wrap}</style> |
| </head><body><main><h1>DS2API</h1><p>DeepSeek to OpenAI & Claude Compatible API</p><div class="links"><a href="/admin">管理面板</a><a href="/v1/models">API 状态</a><a href="https://github.com/CJackHwang/ds2api" target="_blank">GitHub</a></div></main></body></html>` |
|
|
| type Handler struct { |
| StaticDir string |
| } |
|
|
| func NewHandler() *Handler { |
| return &Handler{StaticDir: resolveStaticAdminDir(config.StaticAdminDir())} |
| } |
|
|
| func RegisterRoutes(r chi.Router, h *Handler) { |
| r.Get("/", h.index) |
| r.Get("/admin", h.admin) |
| } |
|
|
| func (h *Handler) HandleAdminFallback(w http.ResponseWriter, r *http.Request) bool { |
| if r.Method != http.MethodGet { |
| return false |
| } |
| if !strings.HasPrefix(r.URL.Path, "/admin/") { |
| return false |
| } |
| h.admin(w, r) |
| return true |
| } |
|
|
| func (h *Handler) index(w http.ResponseWriter, _ *http.Request) { |
| w.Header().Set("Content-Type", "text/html; charset=utf-8") |
| w.WriteHeader(http.StatusOK) |
| _, _ = w.Write([]byte(welcomeHTML)) |
| } |
|
|
| func (h *Handler) admin(w http.ResponseWriter, r *http.Request) { |
| staticDir := resolveStaticAdminDir(h.StaticDir) |
| if fi, err := os.Stat(staticDir); err == nil && fi.IsDir() { |
| h.serveFromDisk(w, r, staticDir) |
| return |
| } |
| http.Error(w, "WebUI not built. Run `cd webui && npm run build` first.", http.StatusNotFound) |
| } |
|
|
| |
| |
| |
| |
| |
| |
| var staticContentTypes = map[string]string{ |
| ".css": "text/css; charset=utf-8", |
| ".js": "text/javascript; charset=utf-8", |
| ".mjs": "text/javascript; charset=utf-8", |
| ".html": "text/html; charset=utf-8", |
| ".htm": "text/html; charset=utf-8", |
| ".json": "application/json; charset=utf-8", |
| ".map": "application/json; charset=utf-8", |
| ".svg": "image/svg+xml", |
| ".png": "image/png", |
| ".jpg": "image/jpeg", |
| ".jpeg": "image/jpeg", |
| ".gif": "image/gif", |
| ".webp": "image/webp", |
| ".ico": "image/x-icon", |
| ".woff": "font/woff", |
| ".woff2": "font/woff2", |
| ".ttf": "font/ttf", |
| ".otf": "font/otf", |
| ".txt": "text/plain; charset=utf-8", |
| ".wasm": "application/wasm", |
| } |
|
|
| |
| |
| |
| func setStaticContentType(w http.ResponseWriter, fullPath string) { |
| ext := strings.ToLower(filepath.Ext(fullPath)) |
| if ct, ok := staticContentTypes[ext]; ok { |
| w.Header().Set("Content-Type", ct) |
| } |
| } |
|
|
| func (h *Handler) serveFromDisk(w http.ResponseWriter, r *http.Request, staticDir string) { |
| path := strings.TrimPrefix(r.URL.Path, "/admin") |
| path = strings.TrimPrefix(path, "/") |
| if path != "" && strings.Contains(path, ".") { |
| full := filepath.Join(staticDir, filepath.Clean(path)) |
| if !strings.HasPrefix(full, staticDir) { |
| http.NotFound(w, r) |
| return |
| } |
| if _, err := os.Stat(full); err == nil { |
| if strings.HasPrefix(path, "assets/") { |
| w.Header().Set("Cache-Control", "public, max-age=31536000, immutable") |
| } else { |
| w.Header().Set("Cache-Control", "no-store, must-revalidate") |
| } |
| setStaticContentType(w, full) |
| http.ServeFile(w, r, full) |
| return |
| } |
| http.NotFound(w, r) |
| return |
| } |
| index := filepath.Join(staticDir, "index.html") |
| if _, err := os.Stat(index); err != nil { |
| http.Error(w, "index.html not found", http.StatusNotFound) |
| return |
| } |
| w.Header().Set("Cache-Control", "no-store, must-revalidate") |
| setStaticContentType(w, index) |
| http.ServeFile(w, r, index) |
| } |
|
|
| func resolveStaticAdminDir(preferred string) string { |
| if strings.TrimSpace(os.Getenv("DS2API_STATIC_ADMIN_DIR")) != "" { |
| return filepath.Clean(preferred) |
| } |
| candidates := []string{preferred} |
| if wd, err := os.Getwd(); err == nil { |
| candidates = append(candidates, filepath.Join(wd, "static/admin")) |
| } |
| if exe, err := os.Executable(); err == nil { |
| exeDir := filepath.Dir(exe) |
| candidates = append(candidates, |
| filepath.Join(exeDir, "static/admin"), |
| filepath.Join(filepath.Dir(exeDir), "static/admin"), |
| ) |
| } |
| |
| candidates = append(candidates, "/var/task/static/admin", "/var/task/user/static/admin") |
|
|
| seen := map[string]struct{}{} |
| for _, c := range candidates { |
| c = filepath.Clean(strings.TrimSpace(c)) |
| if c == "" { |
| continue |
| } |
| if _, ok := seen[c]; ok { |
| continue |
| } |
| seen[c] = struct{}{} |
| if fi, err := os.Stat(c); err == nil && fi.IsDir() { |
| return c |
| } |
| } |
| return filepath.Clean(preferred) |
| } |
|
|
