150 lines
3.8 KiB
Go
150 lines
3.8 KiB
Go
package serve
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import (
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"context"
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"fmt"
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"github.com/google/uuid"
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"github.com/loveuer/nf"
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"github.com/loveuer/nf/nft/log"
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"net/http"
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"time"
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"uauth/internal/opt"
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"uauth/internal/serve/handler"
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"uauth/internal/store/cache"
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"uauth/internal/tool"
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"uauth/model"
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)
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func authenticateUser(username, password string) (bool, error) {
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// 这里你应该实现真实的用户认证逻辑
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// 为了简化，我们这里直接硬编码一个用户名和密码
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if username == "user" && password == "pass" {
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return true, nil
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}
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return false, fmt.Errorf("invalid username or password")
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}
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// 处理登录请求
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func handleLogin(c *nf.Ctx) error {
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username := c.FormValue("username")
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password := c.FormValue("password")
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// 认证用户
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ok, err := authenticateUser(username, password)
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if err != nil || !ok {
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return c.Status(http.StatusUnauthorized).SendString("Unauthorized")
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}
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// 用户认证成功，重定向到授权页面
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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)
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return nil
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}
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// 处理用户的授权批准
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func handleApprove(c *nf.Ctx) error {
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// 获取表单数据
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clientID := c.FormValue("client_id")
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redirectURI := c.FormValue("redirect_uri")
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scope := c.FormValue("scope")
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// 生成授权码
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authorizationCode := uuid.New().String()[:8]
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log.Info("[D] client_id = %s, scope = %s, auth_code = %s", clientID, scope, authorizationCode)
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// 重定向到回调 URL 并附带授权码
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http.Redirect(c.Writer, c.Request, redirectURI+"?code="+authorizationCode, http.StatusFound)
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return nil
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}
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// 令牌请求的处理
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func handleToken(c *nf.Ctx) error {
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var (
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err error
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grantType string
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code string
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redirectURI string
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// 记录 user
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accessToken string
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refreshToken string
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user = new(model.User)
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)
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// 获取请求参数
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grantType = c.FormValue("grant_type")
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code = cache.Prefix + c.FormValue("code")
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redirectURI = c.FormValue("redirect_uri")
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// 简单验证
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if grantType != "authorization_code" {
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return c.Status(http.StatusBadRequest).SendString("Unsupported grant type")
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}
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if err = cache.Client.GetScan(tool.Timeout(3), code).Scan(&user); err != nil {
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return c.Status(http.StatusBadRequest).SendString("Invalid authorization code")
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}
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defer func() {
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// 清除已使用的授权码
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cache.Client.Del(tool.Timeout(3), code)
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_ = redirectURI
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}()
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// 生成访问令牌
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if accessToken, refreshToken, err = generateAccessToken(user); err != nil {
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return c.Status(http.StatusInternalServerError).SendString(err.Error())
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}
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c.Writer.Header().Set("Cache-Control", "no-cache, no-store, must-revalidate")
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// 返回访问令牌
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return c.JSON(map[string]string{
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"access_token": accessToken,
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"refresh_token": refreshToken,
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"token_type": "bearer",
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"expires_in": "3600", // 访问令牌有效期（秒）
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})
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}
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func generateAccessToken(user *model.User) (accessToken string, refreshToken string, err error) {
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if accessToken, err = user.JwtEncode(); err != nil {
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return
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}
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refreshToken = uuid.New().String()[:8]
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if err = cache.Client.SetEx(tool.Timeout(3), cache.Prefix+"refresh_token", refreshToken, 24*time.Hour); err != nil {
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return
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}
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if err = cache.Client.SetEx(tool.Timeout(3), cache.Prefix+"access_token", accessToken, time.Hour); err != nil {
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return
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}
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return
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}
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func Run(ctx context.Context) error {
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app := nf.New()
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api := app.Group(opt.Cfg.Svc.Prefix)
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// 设置路由
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api.Get("/login", handler.LoginPage)
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api.Post("/login", handler.LoginAction)
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api.Get("/authorize", handler.Authorize)
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api.Post("/approve", handleApprove)
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api.Post("/token", handleToken)
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// 启动 HTTP 服务器
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log.Info("Starting server on: %s", opt.Cfg.Svc.Address)
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go func() {
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<-ctx.Done()
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_ = app.Shutdown(tool.Timeout(2))
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}()
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return app.Run(opt.Cfg.Svc.Address)
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}
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