package main import ( "fmt" "github.com/google/uuid" "github.com/loveuer/nf" "log" "net/http" ) // 假设这是你的用户认证函数 func authenticateUser(username, password string) (bool, error) { // 这里你应该实现真实的用户认证逻辑 // 为了简化,我们这里直接硬编码一个用户名和密码 if username == "user" && password == "pass" { return true, nil } return false, fmt.Errorf("invalid username or password") } // 处理登录请求 func handleLogin(c *nf.Ctx) error { username := c.FormValue("username") password := c.FormValue("password") // 认证用户 ok, err := authenticateUser(username, password) if err != nil || !ok { return c.Status(http.StatusUnauthorized).SendString("Unauthorized") } // 用户认证成功,重定向到授权页面 http.Redirect(c.Writer, c.Request, "/authorize?client_id=12345&response_type=code&redirect_uri=http%3A%2F%2Flocalhost%3A8080%2Fcallback&scope=read%20write", http.StatusFound) return nil } // 处理授权请求 func handleAuthorize(c *nf.Ctx) error { // 解析查询参数 clientID := c.Query("client_id") responseType := c.Query("response_type") redirectURI := c.Query("redirect_uri") scope := c.Query("scope") // 检查客户端 ID 和其他参数 // 在实际应用中,你需要检查这些参数是否合法 if clientID != "12345" || responseType != "code" || redirectURI != "http://localhost:8080/callback" { return c.Status(http.StatusBadRequest).SendString("Invalid request") } // 显示授权页面给用户 _, err := c.Write([]byte(` Authorization

Do you want to authorize this application?

`)) return err } // 处理用户的授权批准 func handleApprove(c *nf.Ctx) error { // 获取表单数据 clientID := c.FormValue("client_id") redirectURI := c.FormValue("redirect_uri") scope := c.FormValue("scope") // 生成授权码 authorizationCode := uuid.New().String()[:8] log.Printf("[D] client_id = %s, scope = %s, auth_code = %s", clientID, scope, authorizationCode) // 重定向到回调 URL 并附带授权码 http.Redirect(c.Writer, c.Request, redirectURI+"?code="+authorizationCode, http.StatusFound) return nil } func main() { app := nf.New() // 设置路由 app.Get("/login", handleLogin) app.Get("/authorize", handleAuthorize) app.Post("/approve", handleApprove) // 启动 HTTP 服务器 log.Println("Starting server on :8080") log.Fatal(app.Run(":8080")) }