增加GetActivity方法

data.go

@@ -0,0 +1,108 @@
+package productrpc
+
+import (
+	"encoding/json"
+	"errors"
+	"strconv"
+	"time"
+
+	"git.tetele.net/tgo/crypter"
+	"github.com/golang/protobuf/proto"
+)
+
+var DES_KEY = "pro%78gd"
+
+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
+}

product.pb.go

@@ -12,6 +12,8 @@ It has these top-level messages:
 	GetRequest
 	GetUuidRequest
 	GetResponse
+	Request
+	Response
 */
 package productrpc
 
@@ -127,6 +129,72 @@ func (m *GetResponse) GetValue() []byte {
 	return nil
 }
 
+// 配置信息请求结构
+type Request struct {
+	Data             *string `protobuf:"bytes,1,opt,name=data" json:"data,omitempty"`
+	Time             *string `protobuf:"bytes,2,opt,name=time" json:"time,omitempty"`
+	Sign             *string `protobuf:"bytes,3,opt,name=sign" json:"sign,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *Request) Reset()         { *m = Request{} }
+func (m *Request) String() string { return proto.CompactTextString(m) }
+func (*Request) ProtoMessage()    {}
+
+func (m *Request) GetData() string {
+	if m != nil && m.Data != nil {
+		return *m.Data
+	}
+	return ""
+}
+
+func (m *Request) GetTime() string {
+	if m != nil && m.Time != nil {
+		return *m.Time
+	}
+	return ""
+}
+
+func (m *Request) GetSign() string {
+	if m != nil && m.Sign != nil {
+		return *m.Sign
+	}
+	return ""
+}
+
+// 配置信息响应结构
+type Response struct {
+	Data             *string `protobuf:"bytes,1,opt,name=data" json:"data,omitempty"`
+	Time             *string `protobuf:"bytes,2,opt,name=time" json:"time,omitempty"`
+	Sign             *string `protobuf:"bytes,3,opt,name=sign" json:"sign,omitempty"`
+	XXX_unrecognized []byte  `json:"-"`
+}
+
+func (m *Response) Reset()         { *m = Response{} }
+func (m *Response) String() string { return proto.CompactTextString(m) }
+func (*Response) ProtoMessage()    {}
+
+func (m *Response) GetData() string {
+	if m != nil && m.Data != nil {
+		return *m.Data
+	}
+	return ""
+}
+
+func (m *Response) GetTime() string {
+	if m != nil && m.Time != nil {
+		return *m.Time
+	}
+	return ""
+}
+
+func (m *Response) GetSign() string {
+	if m != nil && m.Sign != nil {
+		return *m.Sign
+	}
+	return ""
+}
+
 func init() {
 }
 
@@ -135,6 +203,7 @@ type ProductService interface {
 	GetByUuid(in *GetUuidRequest, out *GetResponse) error
 	GetSku(in *GetRequest, out *GetResponse) error
 	GetSkuByUuid(in *GetUuidRequest, out *GetResponse) error
+	GetActivity(in *Request, out *Response) error
 }
 
 // AcceptProductServiceClient accepts connections on the listener and serves requests
@@ -218,6 +287,9 @@ func (c *ProductServiceClient) GetSku(in *GetRequest, out *GetResponse) error {
 func (c *ProductServiceClient) GetSkuByUuid(in *GetUuidRequest, out *GetResponse) error {
 	return c.Call("ProductService.GetSkuByUuid", in, out)
 }
+func (c *ProductServiceClient) GetActivity(in *Request, out *Response) error {
+	return c.Call("ProductService.GetActivity", in, out)
+}
 
 // DialProductService connects to an ProductService at the specified network address.
 func DialProductService(network, addr string) (*ProductServiceClient, *rpc.Client, error) {

product.proto

@@ -22,10 +22,25 @@ message GetResponse {
 }
 
 
+// 配置信息请求结构
+message Request {
+	string data = 1;
+	string time = 2;
+    string sign = 3;
+}
+
+// 配置信息响应结构
+message Response {
+	string data = 1;
+    string time = 2;
+    string sign = 3;
+}
+
 // rpc方法
 service ProductService {
     rpc Get (GetRequest) returns (GetResponse);    // 使用id查询
     rpc GetByUuid (GetUuidRequest) returns (GetResponse);    // 使用uuid查询
     rpc GetSku (GetRequest) returns (GetResponse);    // 使用id查询
     rpc GetSkuByUuid (GetUuidRequest) returns (GetResponse);    // 使用uuid查询
+    rpc GetActivity(Request) returns (Response); //查询商品所在的活动
 }

sign.go

@@ -0,0 +1,37 @@
+package productrpc
+
+import (
+	"crypto/md5"
+	"encoding/hex"
+	"strings"
+)
+
+/**
+ * 签名
+ */
+func Sign(data string, salt string) string {
+
+	var build strings.Builder
+
+	build.WriteString(data)
+	build.WriteString(salt)
+	build.WriteString("sup334signlier")
+
+	data_str := build.String()
+
+	h := md5.New()
+	h.Write([]byte(data_str))             // 需要加密的字符串
+	return hex.EncodeToString(h.Sum(nil)) // 输出加密结果
+
+}
+
+/**
+ * 验证签名
+ */
+func CheckSign(sign_str, data, salt string) bool {
+	sign := Sign(data, salt)
+	if strings.Compare(sign_str, sign) > -1 {
+		return true
+	}
+	return false
+}