66 lines
1.6 KiB
Go
66 lines
1.6 KiB
Go
package main
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import (
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"log"
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"net/http"
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"time"
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"github.com/gin-gonic/gin"
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"github.com/golang-jwt/jwt"
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)
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var jwtSecret = []byte("eson1238752372fs")
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func loginHandler(c *gin.Context) {
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username := c.PostForm("username")
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password := c.PostForm("password")
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// 在这里验证用户名和密码。在此示例中，我们仅检查它们是否为空。
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if username == "" || password == "" {
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c.JSON(http.StatusBadRequest, gin.H{"error": "Username and password required"})
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return
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}
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if username != "eson" || password != "6601502.." {
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c.JSON(http.StatusBadRequest, gin.H{"error": "Username and password error"})
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return
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}
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// 创建 JWT
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token := jwt.New(jwt.SigningMethodHS256)
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claims := token.Claims.(jwt.MapClaims)
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claims["username"] = username
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claims["exp"] = time.Now().Add(time.Hour * 24 * 7).Unix()
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tokenString, err := token.SignedString(jwtSecret)
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if err != nil {
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log.Println(err)
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c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to generate JWT"})
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return
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}
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c.JSON(http.StatusOK, gin.H{"token": tokenString})
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}
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func jwtMiddleware() gin.HandlerFunc {
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return func(c *gin.Context) {
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authHeader := c.GetHeader("Authorization")
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if authHeader == "" {
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c.AbortWithStatusJSON(http.StatusUnauthorized, gin.H{"error": "Authorization header required"})
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return
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}
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tokenString := authHeader[7:]
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token, err := jwt.Parse(tokenString, func(token *jwt.Token) (interface{}, error) {
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return jwtSecret, nil
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})
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if err != nil || !token.Valid {
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c.AbortWithStatusJSON(http.StatusUnauthorized, gin.H{"error": "Invalid token"})
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return
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}
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c.Next()
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}
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}
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