BaseSystem
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PaymentCenter
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加密解密

This commit is contained in:
Rzy 2024-08-05 10:55:35 +08:00
parent 6e6e01a823
commit 13dce2d1c3
9 changed files with 171 additions and 22 deletions
app
constants
errorcode
error_code.go
pojo
app.go
http
entities/front
pay.go
middlewares
base.go
services
api_request_valid.go
apicrypt
rsa.gosm2.gosm4.gotypes.go

33
app/constants/errorcode/error_code.go
View File

@ -29,9 +29,21 @@ const (
MerchantNotFound = 1100
// app
AppNotFound = 1200
AppDisabled = 1201
AppIpNotAllow = 1202
AppNotFound = 1200
AppDisabled = 1201
AppIpNotAllow = 1202
AppRsaDecryptKeyNotFound = 1300
AppRsaDecryptFail = 1301
AppRsaEncryptKeyNotFound = 1302
AppRsaEncryptFail = 1303
AppSM2DecryptKeyNotFound = 1310
AppSM2DecryptFail = 1311
AppSM2EncryptKeyNotFound = 1312
AppSM2EncryptFail = 1313
AppSM4DecryptKeyNotFound = 1320
AppSM4DecryptFail = 1321
AppSM4EncryptKeyNotFound = 1322
AppSM4EncryptFail = 1323
)
var MsgEN = map[int]string{
@ -54,6 +66,21 @@ var MsgZH = map[int]string{
AppNotFound: "app_id未找到",
AppDisabled: "app通道关闭",
AppIpNotAllow: "ip不在白名单内",
AppRsaDecryptKeyNotFound: "密匙缺失，无法进行Rsa解密",
AppRsaDecryptFail: "Rsa解密失败",
AppRsaEncryptKeyNotFound: "密匙缺失，无法进行Rsa加密",
AppRsaEncryptFail: "Rsa加密失败",
AppSM2DecryptKeyNotFound: "密匙缺失，无法进行sm2解密",
AppSM2DecryptFail: "sm2解密失败",
AppSM2EncryptKeyNotFound: "密匙缺失，无法进行sm2加密",
AppSM2EncryptFail: "sm2加密失败",
AppSM4DecryptKeyNotFound: "密匙缺失，无法进行sm4解密",
AppSM4DecryptFail: "sm4解密失败",
AppSM4EncryptKeyNotFound: "密匙缺失，无法进行sm4加密",
AppSM4EncryptFail: "sm4加密失败",
}
var MsgMap map[string]map[int]string = map[string]map[int]string{"en": MsgZH}

6
app/constants/pojo/app.go
View File

@ -1,7 +1,7 @@
package pojo
const (
Rsa int32 = iota + 1
Sm2
Sm4
RSA int32 = iota + 1
SM2
SM4
)

6
app/http/entities/front/pay.go
View File

@ -5,6 +5,12 @@ type PayCommonBody struct {
Timestamp int64 `json:"timestamp" validate:"required"`
}
type RequestBody struct {
AppId int64 `json:"app_id" validate:"required"`
Timestamp int64 `json:"timestamp" validate:"required"`
Data string `json:"data" validate:"required"`
}
type PayWeb struct {
PayCommonBody
PayChannel int64 `json:"private_key_path"`

18
app/http/middlewares/base.go
View File

@ -109,11 +109,11 @@ func ValidateRequest() gin.HandlerFunc {
func ValidatePayRequest() gin.HandlerFunc {
return func(c *gin.Context) {
com, err := utils.SonicApiDataToStruct(controllers.GetRequest(c), &front.PayCommonBody{})
commonData, err := utils.SonicApiDataToStruct(controllers.GetRequest(c), &front.RequestBody{})
if err != nil {
controllers.ErrWithCode(c, errorcode.ParamError)
}
comStruct := com.(*front.PayCommonBody)
commonDataStruct := commonData.(*front.RequestBody)
//判断时间
//now := time.Now().UnixNano() / 1000000
//if comStruct.Timestamp > now || (config.GetConf().TimeOut != 0 && (now-comStruct.Timestamp) > config.GetConf().TimeOut) {
@ -121,7 +121,7 @@ func ValidatePayRequest() gin.HandlerFunc {
// return
//}
//获取app信息
app, errCode := services.AppFindOne(entities.IdRequest{Id: comStruct.AppId})
app, errCode := services.AppFindOne(entities.IdRequest{Id: commonDataStruct.AppId})
if errCode != errorcode.Success {
controllers.ErrWithCode(c, errCode)
return
@ -137,7 +137,17 @@ func ValidatePayRequest() gin.HandlerFunc {
controllers.ErrWithCode(c, appCheck.GetCode())
return
}
//解密
cryptFunc := appCheck.Crypt()
if cryptFunc == nil {
controllers.ErrWithCode(c, appCheck.GetCode())
}
data, errCode := cryptFunc(app).Decrypt(commonDataStruct.Data)
if errCode != errorcode.Success {
controllers.ErrWithCode(c, errCode)
return
}
c.Set("request", data)
c.Next()
}
}

14
app/services/api_request_valid.go
View File

@ -4,6 +4,7 @@ import (
"PaymentCenter/app/constants/errorcode"
"PaymentCenter/app/constants/pojo"
"PaymentCenter/app/models/appmodel"
"PaymentCenter/app/services/apicrypt"
"PaymentCenter/app/utils"
"strings"
)
@ -35,9 +36,11 @@ func (a *AppCheck) Check() *AppCheck {
if a.App.Status == pojo.STATUS_DISABLED {
a.Code = errorcode.AppDisabled
return a
}
if a.App.DeleteTime.Location() == nil {
a.Code = errorcode.AppNotFound
return a
}
return a
}
@ -45,3 +48,14 @@ func (a *AppCheck) Check() *AppCheck {
func (a *AppCheck) GetCode() int {
return a.Code
}
func (a *AppCheck) Crypt() (cryptFunc func(app *appmodel.App) apicrypt.ApiCrypt) {
var (
ok bool
)
if cryptFunc, ok = apicrypt.ApiCryptMap[a.App.KeyType]; !ok {
a.Code = errorcode.AppNotFound
return nil
}
return cryptFunc
}

29
app/services/apicrypt/rsa.go
View File

@ -1,17 +1,38 @@
package apicrypt
import "PaymentCenter/app/models/appmodel"
import (
"PaymentCenter/app/constants/errorcode"
"PaymentCenter/app/models/appmodel"
"PaymentCenter/app/utils/encrypt/rsa"
)
func NewRsa(app *appmodel.App) ApiDecrypt {
func NewRsa(app *appmodel.App) ApiCrypt {
return &Rsa{
App: app,
}
}
func (r *Rsa) Encrypt(decryptData interface{}) (encryptData string, err error) {
func (r *Rsa) Encrypt(decryptData string) (encryptData []byte, errCode int) {
if r.App.MerchantPublicKey == "" {
return nil, errorcode.AppRsaEncryptKeyNotFound
}
//
encryptData, err := rsa.Encrypt(r.App.MerchantPublicKey, []byte(decryptData))
if err != nil {
return nil, errorcode.AppRsaEncryptFail
}
return
}
func (r *Rsa) Decrypt(encryptData string) (decryptData map[string]interface{}, err error) {
func (r *Rsa) Decrypt(encryptData string) (decryptData []byte, errCode int) {
if r.App.PrivateKey == "" {
return nil, errorcode.AppRsaDecryptKeyNotFound
}
decryptData, err := rsa.Decrypt(r.App.PrivateKey, encryptData)
if err != nil {
return nil, errorcode.AppRsaDecryptFail
}
return
}

34
app/services/apicrypt/sm2.go
View File

@ -1,9 +1,39 @@
package apicrypt
func (r *SM2) Encrypt(decryptData interface{}) (encryptData string, err error) {
import (
"PaymentCenter/app/constants/errorcode"
"PaymentCenter/app/models/appmodel"
"PaymentCenter/app/utils/encrypt/sm2"
)
func NewSm2(app *appmodel.App) ApiCrypt {
return &SM2{
App: app,
}
}
func (r *SM2) Encrypt(decryptData string) (encryptData []byte, errCode int) {
if r.App.MerchantPublicKey == "" {
return nil, errorcode.AppSM2EncryptKeyNotFound
}
//
encryptDataString, err := sm2.SM2Encrypt(decryptData, r.App.PrivateKey)
if err != nil {
return nil, errorcode.AppSM2EncryptFail
}
encryptData = []byte(encryptDataString)
return
}
func (r *SM2) Decrypt(encryptData string) (decryptData map[string]interface{}, err error) {
func (r *SM2) Decrypt(encryptData string) (decryptData []byte, errCode int) {
if r.App.PrivateKey == "" || r.App.PublicKey == "" {
return nil, errorcode.AppSM2DecryptKeyNotFound
}
decryptDataString, err := sm2.SM2Decrypt(encryptData, r.App.PublicKey, r.App.PrivateKey)
if err != nil {
return nil, errorcode.AppSM2DecryptFail
}
decryptData = []byte(decryptDataString)
return
}

36
app/services/apicrypt/sm4.go
View File

@ -1,9 +1,41 @@
package apicrypt
func (r *SM4) Encrypt(decryptData interface{}) (encryptData string, err error) {
import (
"PaymentCenter/app/constants/errorcode"
"PaymentCenter/app/models/appmodel"
"PaymentCenter/app/utils/encrypt/sm4"
"strconv"
)
func NewSm4(app *appmodel.App) ApiCrypt {
return &SM4{
App: app,
}
}
func (r *SM4) Encrypt(decryptData string) (encryptData []byte, errCode int) {
if r.App.MerchantPublicKey == "" || r.App.PrivateKey == "" {
return nil, errorcode.AppSM4DecryptKeyNotFound
}
encryptDataString, err := sm4.Sm4Encrypt(strconv.FormatInt(r.App.Id, 10), r.App.PrivateKey, r.App.MerchantPublicKey, decryptData, "", true)
if err != nil {
return nil, errorcode.AppSM4EncryptFail
}
encryptData = []byte(encryptDataString)
return
}
func (r *SM4) Decrypt(encryptData string) (decryptData map[string]interface{}, err error) {
func (r *SM4) Decrypt(encryptData string) (decryptData []byte, errCode int) {
if r.App.PrivateKey == "" || r.App.MerchantPublicKey == "" {
return nil, errorcode.AppSM4DecryptKeyNotFound
}
decryptDataString, err := sm4.Sm4Decrypt(strconv.FormatInt(r.App.Id, 10), r.App.PrivateKey, r.App.MerchantPublicKey, encryptData, true)
if err != nil {
return nil, errorcode.AppSM4DecryptFail
}
decryptData = []byte(decryptDataString)
return
}

17
app/services/apicrypt/types.go
View File

@ -1,11 +1,14 @@
package apicrypt
import "PaymentCenter/app/models/appmodel"
import (
"PaymentCenter/app/constants/pojo"
"PaymentCenter/app/models/appmodel"
)
type (
ApiDecrypt interface {
Encrypt(decryptData interface{}) (encryptData string, err error)
Decrypt(encryptData string) (decryptData map[string]interface{}, err error)
ApiCrypt interface {
Encrypt(decryptData string) (encryptData []byte, errCode int)
Decrypt(encryptData string) (decryptData []byte, errCode int)
}
Rsa struct {
@ -20,3 +23,9 @@ type (
App *appmodel.App
}
)
var ApiCryptMap = map[int32]func(app *appmodel.App) ApiCrypt{
pojo.RSA: NewRsa,
pojo.SM2: NewSm2,
pojo.SM4: NewSm4,
}