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76 lines
1.5 KiB
76 lines
1.5 KiB
package supplierrpc
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import (
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"encoding/json"
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"errors"
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"strconv"
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"time"
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"git.tetele.net/tgo/crypter"
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"github.com/golang/protobuf/proto"
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)
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func SetResData(data interface{}, res *Params) {
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res_data_json, err := json.Marshal(data)
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if err == nil {
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encryData := crypter.DesEn(string(res_data_json), DES_KEY)
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now_str := strconv.FormatInt(time.Now().Unix(), 10)
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res_sign := Sign(encryData, now_str)
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res.Data = proto.String(encryData)
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res.Time = proto.String(now_str)
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res.Sign = proto.String(res_sign)
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}
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}
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func SetReqData(arg interface{}) (*Params, error) {
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data_json, err := json.Marshal(arg)
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if err != nil {
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return nil, err
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}
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now_int64 := time.Now().Unix()
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encryData := crypter.DesEn(string(data_json), DES_KEY)
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now := strconv.FormatInt(now_int64, 10)
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sign := Sign(encryData, now)
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return &Params{proto.String(encryData), proto.String(now), proto.String(sign), nil}, nil
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}
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func GetData(param *Params) (string, error) {
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res_data := param.GetData()
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if res_data != "" {
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time_int64, err := strconv.ParseInt(param.GetTime(), 10, 64)
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if err != nil {
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return "", err
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}
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now_int64 := time.Now().Unix()
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if now_int64-time_int64 > 10 || time_int64-now_int64 > 10 {
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//时间误差前后10秒，返回
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return "", errors.New("返回时间错误")
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}
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check_sign := CheckSign(param.GetSign(), res_data, param.GetTime())
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if !check_sign {
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return "", errors.New("返回数据签名错误")
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}
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//解密
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return crypter.DesDe(res_data, DES_KEY), nil
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}
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return "", nil
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}
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