Use the gin framework

This commit is contained in:
2025-10-26 14:48:02 +08:00
parent 9e0eb1497b
commit d844403505
29 changed files with 1612 additions and 1858 deletions

View File

@@ -1,52 +1,58 @@
package admin
import (
"encoding/json"
"fmt"
"net/http"
"strings"
"time"
"networkDev/controllers"
"networkDev/database"
"networkDev/models"
"networkDev/utils"
"github.com/gin-gonic/gin"
"github.com/golang-jwt/jwt/v5"
"github.com/spf13/viper"
)
// 创建BaseController实例
var authBaseController = controllers.NewBaseController()
// LoginPageHandler 管理员登录页渲染处理器
// - 如果已登录则重定向到 /admin
// - 否则渲染 web/template/admin/login.html 模板
// - 自动清理失效的JWT Cookie避免刷新时的问题
func LoginPageHandler(w http.ResponseWriter, r *http.Request) {
func LoginPageHandler(c *gin.Context) {
// 使用带清理功能的JWT校验避免失效Cookie在登录页面造成问题
if IsAdminAuthenticatedWithCleanup(w, r) {
http.Redirect(w, r, "/admin", http.StatusFound)
if IsAdminAuthenticatedWithCleanup(c) {
c.Redirect(http.StatusFound, "/admin")
return
}
// 获取或生成CSRF令牌
var token string
if existingToken := utils.GetCSRFTokenFromCookie(r); existingToken != "" {
if existingToken := utils.GetCSRFTokenFromCookie(c); existingToken != "" {
// 重用现有的Cookie令牌
token = existingToken
} else {
// 生成新的CSRF令牌并设置到Cookie
newToken, err := utils.GenerateCSRFToken()
if err != nil {
http.Error(w, "生成CSRF令牌失败", http.StatusInternalServerError)
c.HTML(http.StatusInternalServerError, "error.html", gin.H{
"Error": "生成CSRF令牌失败",
})
return
}
token = newToken
utils.SetCSRFToken(w, token)
utils.SetCSRFToken(c, token)
}
// 准备模板数据
extraData := map[string]interface{}{
extraData := gin.H{
"Title": "管理员登录",
}
data := utils.GetDefaultTemplateData()
data := authBaseController.GetDefaultTemplateData()
data["CSRFToken"] = token
// 合并额外数据
@@ -54,7 +60,7 @@ func LoginPageHandler(w http.ResponseWriter, r *http.Request) {
data[key] = value
}
utils.RenderTemplate(w, "login.html", data)
c.HTML(http.StatusOK, "login.html", data)
}
// LoginHandler 管理员登录接口
@@ -62,46 +68,41 @@ func LoginPageHandler(w http.ResponseWriter, r *http.Request) {
// - 验证用户存在与密码正确性
// - 仅允许 Role=0 的管理员登录
// - 成功后设置简单的会话Cookie后续可切换为JWT或更完善的Session
func LoginHandler(w http.ResponseWriter, r *http.Request) {
if r.Method != http.MethodPost {
http.Error(w, "Method Not Allowed", http.StatusMethodNotAllowed)
return
}
func LoginHandler(c *gin.Context) {
var body struct {
Username string `json:"username"`
Password string `json:"password"`
Captcha string `json:"captcha"`
}
if err := json.NewDecoder(r.Body).Decode(&body); err != nil {
utils.JsonResponse(w, http.StatusBadRequest, false, "请求参数错误", nil)
if !authBaseController.BindJSON(c, &body) {
return
}
if body.Username == "" || body.Password == "" {
utils.JsonResponse(w, http.StatusBadRequest, false, "用户名和密码不能为空", nil)
return
}
if body.Captcha == "" {
utils.JsonResponse(w, http.StatusBadRequest, false, "验证码不能为空", nil)
if !authBaseController.ValidateRequired(c, map[string]interface{}{
"用户名": body.Username,
"密码": body.Password,
"验证码": body.Captcha,
}) {
return
}
// 验证验证码
if !VerifyCaptcha(r, body.Captcha) {
utils.JsonResponse(w, http.StatusBadRequest, false, "验证码错误", nil)
if !VerifyCaptcha(c, body.Captcha) {
authBaseController.HandleValidationError(c, "验证码错误")
return
}
db, err := database.GetDB()
if err != nil {
utils.JsonResponse(w, http.StatusInternalServerError, false, "数据库连接失败", nil)
// 获取数据库连接
db, ok := authBaseController.GetDB(c)
if !ok {
return
}
// 通过前缀匹配一次性获取所有管理员相关设置
var adminSettings []models.Settings
if err = db.Where("name LIKE ?", "admin_%").Find(&adminSettings).Error; err != nil {
utils.JsonResponse(w, http.StatusUnauthorized, false, "用户不存在或密码错误", nil)
if err := db.Where("name LIKE ?", "admin_%").Find(&adminSettings).Error; err != nil {
authBaseController.HandleValidationError(c, "用户不存在或密码错误")
return
}
@@ -117,25 +118,25 @@ func LoginHandler(w http.ResponseWriter, r *http.Request) {
adminPasswordSalt, hasSalt := settingsMap["admin_password_salt"]
if !hasUsername || !hasPassword || !hasSalt {
utils.JsonResponse(w, http.StatusUnauthorized, false, "用户不存在或密码错误", nil)
authBaseController.HandleValidationError(c, "用户不存在或密码错误")
return
}
// 验证用户名
if body.Username != adminUsername {
utils.JsonResponse(w, http.StatusUnauthorized, false, "用户不存在或密码错误", nil)
authBaseController.HandleValidationError(c, "用户不存在或密码错误")
return
}
// 验证密码为空的情况(首次登录需要初始化)
if adminPassword == "" || adminPasswordSalt == "" {
utils.JsonResponse(w, http.StatusInternalServerError, false, "管理员账号未初始化,请联系系统管理员", nil)
authBaseController.HandleInternalError(c, "管理员账号未初始化,请联系系统管理员", nil)
return
}
// 使用盐值验证密码
if !utils.VerifyPasswordWithSalt(body.Password, adminPasswordSalt, adminPassword) {
utils.JsonResponse(w, http.StatusUnauthorized, false, "用户不存在或密码错误", nil)
authBaseController.HandleValidationError(c, "用户不存在或密码错误")
return
}
@@ -149,30 +150,30 @@ func LoginHandler(w http.ResponseWriter, r *http.Request) {
// 生成JWT令牌
token, err := generateJWTTokenForAdmin(adminUser)
if err != nil {
utils.JsonResponse(w, http.StatusInternalServerError, false, "生成令牌失败", nil)
authBaseController.HandleInternalError(c, "生成令牌失败", err)
return
}
// 设置JWT Cookie使用安全配置
cookie := utils.CreateSecureCookie("admin_session", token, utils.GetDefaultCookieMaxAge())
http.SetCookie(w, cookie)
c.SetCookie(cookie.Name, cookie.Value, cookie.MaxAge, cookie.Path, cookie.Domain, cookie.Secure, cookie.HttpOnly)
utils.JsonResponse(w, http.StatusOK, true, "登录成功", map[string]interface{}{
authBaseController.HandleSuccess(c, "登录成功", gin.H{
"redirect": "/admin",
})
}
// LogoutHandler 管理员登出
// - 清理JWT Cookie会话
// - 清理JWT Cookie
// - 确保令牌完全失效
func LogoutHandler(w http.ResponseWriter, r *http.Request) {
func LogoutHandler(c *gin.Context) {
// 清理JWT Cookie
clearInvalidJWTCookie(w)
clearInvalidJWTCookie(c)
// 可选将JWT令牌加入黑名单需要Redis或数据库支持
// 这里可以实现JWT黑名单机制
utils.JsonResponse(w, http.StatusOK, true, "已退出登录", map[string]interface{}{
authBaseController.HandleSuccess(c, "已退出登录", gin.H{
"redirect": "/admin/login",
})
}
@@ -180,9 +181,9 @@ func LogoutHandler(w http.ResponseWriter, r *http.Request) {
// clearInvalidJWTCookie 清理失效的JWT Cookie
// - 统一的Cookie清理函数确保一致性
// - 在JWT校验失败时自动调用提升安全性和用户体验
func clearInvalidJWTCookie(w http.ResponseWriter) {
func clearInvalidJWTCookie(c *gin.Context) {
cookie := utils.CreateExpiredCookie("admin_session")
http.SetCookie(w, cookie)
c.SetCookie(cookie.Name, cookie.Value, cookie.MaxAge, cookie.Path, cookie.Domain, cookie.Secure, cookie.HttpOnly)
}
// getJWTSecret 动态获取当前的JWT密钥
@@ -246,18 +247,18 @@ func parseJWTToken(tokenString string) (*JWTClaims, error) {
}
// getJWTCookie 获取JWT cookie的通用函数
func getJWTCookie(r *http.Request) (*http.Cookie, error) {
return r.Cookie("admin_session")
func getJWTCookie(c *gin.Context) (string, error) {
return c.Cookie("admin_session")
}
// validateAdminPasswordHash 验证管理员密码哈希的通用函数
func validateAdminPasswordHash(claims *JWTClaims, r *http.Request) bool {
func validateAdminPasswordHash(claims *JWTClaims, c *gin.Context) bool {
// 【安全修复】验证数据库中的当前密码哈希
// 这确保了密码修改后旧的JWT令牌会失效
db, err := database.GetDB()
if err != nil {
fmt.Printf("[SECURITY WARNING] Database connection failed during auth - Username=%s, IP=%s\n",
claims.Username, r.RemoteAddr)
claims.Username, c.ClientIP())
return false
}
@@ -265,7 +266,7 @@ func validateAdminPasswordHash(claims *JWTClaims, r *http.Request) bool {
var adminPassword models.Settings
if err := db.Where("name = ?", "admin_password").First(&adminPassword).Error; err != nil {
fmt.Printf("[SECURITY WARNING] Admin password not found in database - Username=%s, IP=%s\n",
claims.Username, r.RemoteAddr)
claims.Username, c.ClientIP())
return false
}
@@ -275,7 +276,7 @@ func validateAdminPasswordHash(claims *JWTClaims, r *http.Request) bool {
// 验证JWT中的密码哈希是否与当前数据库中的密码哈希一致
if claims.PasswordHash != currentPasswordHash {
fmt.Printf("[SECURITY WARNING] Password hash mismatch - JWT token invalidated - Username=%s, IP=%s\n",
claims.Username, r.RemoteAddr)
claims.Username, c.ClientIP())
return false
}
@@ -285,14 +286,14 @@ func validateAdminPasswordHash(claims *JWTClaims, r *http.Request) bool {
// IsAdminAuthenticated 判断管理员是否已认证(导出)
// - 检查admin_session Cookie中的JWT令牌
// - 验证令牌签名、过期时间和用户角色
func IsAdminAuthenticated(r *http.Request) bool {
cookie, err := getJWTCookie(r)
if err != nil || cookie.Value == "" {
func IsAdminAuthenticated(c *gin.Context) bool {
cookie, err := getJWTCookie(c)
if err != nil || cookie == "" {
return false
}
// 解析并验证JWT令牌
claims, err := parseJWTToken(cookie.Value)
claims, err := parseJWTToken(cookie)
if err != nil {
return false
}
@@ -300,31 +301,31 @@ func IsAdminAuthenticated(r *http.Request) bool {
// 注释:由于这是管理员专用认证函数,不需要额外的角色验证
// 验证密码哈希
return validateAdminPasswordHash(claims, r)
return validateAdminPasswordHash(claims, c)
}
// IsAdminAuthenticatedWithCleanup 带自动清理功能的JWT校验函数
// - 当JWT校验失败时自动清理失效的Cookie
// - 适用于API接口等需要清理失效令牌的场景
func IsAdminAuthenticatedWithCleanup(w http.ResponseWriter, r *http.Request) bool {
cookie, err := getJWTCookie(r)
if err != nil || cookie.Value == "" {
func IsAdminAuthenticatedWithCleanup(c *gin.Context) bool {
cookie, err := getJWTCookie(c)
if err != nil || cookie == "" {
return false
}
// 解析并验证JWT令牌
claims, err := parseJWTToken(cookie.Value)
claims, err := parseJWTToken(cookie)
if err != nil {
// JWT解析失败清理失效Cookie
clearInvalidJWTCookie(w)
clearInvalidJWTCookie(c)
return false
}
// 注释:由于这是管理员专用认证函数,不需要额外的角色验证
// 验证密码哈希
if !validateAdminPasswordHash(claims, r) {
clearInvalidJWTCookie(w)
if !validateAdminPasswordHash(claims, c) {
clearInvalidJWTCookie(c)
return false
}
@@ -335,13 +336,13 @@ func IsAdminAuthenticatedWithCleanup(w http.ResponseWriter, r *http.Request) boo
// - 从JWT令牌中提取用户信息
// - 自动刷新接近过期的令牌剩余时间少于6小时时刷新
// - 返回用户ID、用户名和角色
func GetCurrentAdminUser(r *http.Request) (*JWTClaims, error) {
cookie, err := getJWTCookie(r)
func GetCurrentAdminUser(c *gin.Context) (*JWTClaims, error) {
cookie, err := getJWTCookie(c)
if err != nil {
return nil, fmt.Errorf("未找到会话信息")
}
claims, err := parseJWTToken(cookie.Value)
claims, err := parseJWTToken(cookie)
if err != nil {
return nil, fmt.Errorf("无效的会话信息")
}
@@ -355,40 +356,34 @@ func GetCurrentAdminUser(r *http.Request) (*JWTClaims, error) {
// - 从JWT令牌中提取用户信息
// - 自动刷新接近过期的令牌剩余时间少于6小时时刷新
// - 返回用户ID、用户名、角色和是否刷新了令牌
func GetCurrentAdminUserWithRefresh(w http.ResponseWriter, r *http.Request) (*JWTClaims, bool, error) {
cookie, err := getJWTCookie(r)
func GetCurrentAdminUserWithRefresh(c *gin.Context) (*JWTClaims, bool, error) {
cookie, err := getJWTCookie(c)
if err != nil {
return nil, false, fmt.Errorf("未找到会话信息")
}
claims, err := parseJWTToken(cookie.Value)
claims, err := parseJWTToken(cookie)
if err != nil {
return nil, false, fmt.Errorf("无效的会话信息")
}
// 注释:由于这是管理员专用函数,不需要额外的角色验证
// 验证密码哈希
if !validateAdminPasswordHash(claims, r) {
if !validateAdminPasswordHash(claims, c) {
return nil, false, fmt.Errorf("会话已失效,请重新登录")
}
// 检查是否需要刷新令牌(根据配置的阈值)
// 检查是否需要刷新令牌
refreshed := false
refreshThreshold := time.Duration(viper.GetInt("security.jwt_refresh")) * time.Hour
if time.Until(claims.ExpiresAt.Time) < refreshThreshold {
// 为管理员生成新的JWT令牌
adminUser := models.User{
Username: claims.Username,
}
newToken, err := generateJWTTokenForAdmin(adminUser)
if err == nil {
// 更新Cookie使用安全配置
newCookie := utils.CreateSecureCookie("admin_session", newToken, utils.GetDefaultCookieMaxAge())
http.SetCookie(w, newCookie)
c.SetCookie("admin_session", newToken, utils.GetDefaultCookieMaxAge(), "/", "", false, true)
refreshed = true
// 更新claims的过期时间
claims.ExpiresAt = jwt.NewNumericDate(time.Now().Add(24 * time.Hour))
claims.IssuedAt = jwt.NewNumericDate(time.Now())
}
@@ -400,24 +395,30 @@ func GetCurrentAdminUserWithRefresh(w http.ResponseWriter, r *http.Request) (*JW
// AdminAuthRequired 管理员认证拦截中间件
// - 未登录:重定向到 /admin/login
// - 已登录:自动刷新接近过期的令牌,然后放行到后续处理器
func AdminAuthRequired(next http.HandlerFunc) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
func AdminAuthRequired() gin.HandlerFunc {
return func(c *gin.Context) {
// 尝试获取用户信息并自动刷新令牌
claims, refreshed, err := GetCurrentAdminUserWithRefresh(w, r)
claims, refreshed, err := GetCurrentAdminUserWithRefresh(c)
if err != nil {
// 自动清理失效的JWT Cookie提升安全性和用户体验
clearInvalidJWTCookie(w)
clearInvalidJWTCookie(c)
// 中文注释区分普通页面请求与AJAX/JSON请求
// - 对 AJAX/JSON直接返回 401 JSON便于前端处理如提示重新登录
// - 对普通页面:保持原有重定向到登录页
accept := r.Header.Get("Accept")
xrw := strings.ToLower(strings.TrimSpace(r.Header.Get("X-Requested-With")))
accept := c.GetHeader("Accept")
xrw := strings.ToLower(strings.TrimSpace(c.GetHeader("X-Requested-With")))
if strings.Contains(accept, "application/json") || xrw == "xmlhttprequest" {
utils.JsonResponse(w, http.StatusUnauthorized, false, "未登录或会话已过期", nil)
c.JSON(http.StatusUnauthorized, gin.H{
"success": false,
"message": "未登录或会话已过期",
"data": nil,
})
c.Abort()
return
}
http.Redirect(w, r, "/admin/login", http.StatusFound)
c.Redirect(http.StatusFound, "/admin/login")
c.Abort()
return
}
@@ -427,6 +428,6 @@ func AdminAuthRequired(next http.HandlerFunc) http.HandlerFunc {
_ = claims // 避免未使用变量警告
}
next(w, r)
c.Next()
}
}