golang jwt+token验证的实现
Token验证是验证用户身份的重要方式,在golang开发中具有广泛应用,文中主要阐述了利用jwt包加密后的token验证。
导入包:
import (
"github.com/dgrijalva/jwt-go"
)
// GenerateToken 生成Token
func GenerateToken(mapClaims jwt.MapClaims, key string) (string, error) {
token := jwt.NewWithClaims(jwt.SigningMethodHS256, mapClaims)
return token.SignedString([]byte(key))
}
// 验证token
func checkToken(uid int64,token *jwt.Token) bool {
tokens, _ := token.SignedString([]byte(JWTKey))
redisToken, _ := GetMemberToken(uid)
if tokens != redisToken {
return false
}
return true
}用户登录请求取出token
token, err := request.ParseFromRequest(r, request.AuthorizationHeaderExtractor, func(token *jwt.Token) (interface{}, error) {
return []byte(JWTKey), nil
})
if err == nil && token.Valid {
tokenMap := token.Claims.(jwt.MapClaims)
uidStr := tokenMap["uid"].(string)
uid, _ := strconv.ParseInt(uidStr,10,64)
if !checkToken(uid, token) {
// 验证token 是否合法
base.ErrorResponse(w, http.StatusUnauthorized, "Authorization Is Invalid")
return
}
}token主要是生成,验证,以及用户请求时解析token得出用户uid和token的有效性
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