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