45 lines
1.0 KiB
Go
45 lines
1.0 KiB
Go
package security
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import (
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"errors"
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"github.com/golang-jwt/jwt/v5"
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"time"
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)
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var secretKey = []byte("your-secret-key") // 服务器私钥
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// 生成 Token
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func GenerateToken(username string) (string, error) {
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claims := jwt.MapClaims{
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"username": username,
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"exp": time.Now().Add(time.Hour * 24).Unix(), // 1 天有效期
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}
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token := jwt.NewWithClaims(jwt.SigningMethodHS256, claims)
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return token.SignedString(secretKey)
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}
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// 解析 Token
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func ParseToken(tokenString string) (string, error) {
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token, err := jwt.Parse(tokenString, func(token *jwt.Token) (interface{}, error) {
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if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
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return nil, errors.New("unexpected signing method")
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}
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return secretKey, nil
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})
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if err != nil {
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return "", err
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}
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// 解析 Claims
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if claims, ok := token.Claims.(jwt.MapClaims); ok && token.Valid {
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username, ok := claims["username"].(string)
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if !ok {
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return "", errors.New("无效的 Token")
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}
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return username, nil
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}
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return "", errors.New("无效的 Token")
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}
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