40 lines
807 B
Go
40 lines
807 B
Go
package jwt
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import (
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"fmt"
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"github.com/golang-jwt/jwt"
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)
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func VerifyJWT(
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tokenString string,
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secretKey string,
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) (map[string]any, error) {
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token, e := jwt.Parse(
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tokenString,
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func(token *jwt.Token) (any, error) {
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if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
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return nil, fmt.Errorf(
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"unexpexted signing method: %v",
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token.Header["alg"],
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)
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}
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return []byte(secretKey), nil
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},
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)
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if e != nil {
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return nil, fmt.Errorf("token validation failed: %w", e)
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}
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if claims, ok := token.Claims.(jwt.MapClaims); ok && token.Valid {
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result := make(map[string]any)
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for key, value := range claims {
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if key == "exp" || key == "iat" || key == "nbf" {
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continue
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}
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result[key] = value
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}
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return result, nil
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}
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return nil, fmt.Errorf("invalid token")
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}
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