816 lines
24 KiB
Markdown
816 lines
24 KiB
Markdown
// File: hb/go.mod
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```go
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module hb
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go 1.21
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```
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// File: hb/types.go
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```go
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package hb
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// RefundRequest 退款接口请求参数
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type RefundRequest struct {
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MerchantId string `json:"merchantId"` // 商户编号
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RequestId string `json:"requestId"` // 商户请求号
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SignType string `json:"signType"` // 签名方式：MD5 或 RSA
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Type string `json:"type"` // 接口类型：OrderRefund
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Version string `json:"version"` // 版本号：2.0.0
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OrderId string `json:"orderId"` // 商户订单号
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Amount string `json:"amount"` // 退款金额，以分为单位
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MerchantCert string `json:"merchantCert,omitempty"` // 商户证书公钥（不参与签名）
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Hmac string `json:"hmac,omitempty"` // 签名数据
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}
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// RefundResponse 退款接口响应参数
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type RefundResponse struct {
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MerchantId string `json:"merchantId"` // 商户编号
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PayNo string `json:"payNo"` // 手机支付平台退款交易流水号
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ReturnCode string `json:"returnCode"` // 返回码
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Message string `json:"message"` // 返回码描述信息
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SignType string `json:"signType"` // 签名方式：MD5 或 RSA
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Type string `json:"type"` // 接口类型：OrderRefund
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Version string `json:"version"` // 版本号：2.0.0
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Amount string `json:"amount"` // 退款金额，单位为分
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OrderId string `json:"orderId"` // 商户订单号
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Status string `json:"status"` // 退款结果：SUCCESS / FAILED
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ServerCert string `json:"serverCert,omitempty"` // 服务器证书公钥（不参与签名）
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Hmac string `json:"hmac,omitempty"` // 签名数据
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}
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// RefundStatus 退款状态常量
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const (
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RefundStatusSuccess = "SUCCESS"
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RefundStatusFailed = "FAILED"
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)
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// SignType 签名方式常量
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const (
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SignTypeMD5 = "MD5"
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SignTypeRSA = "RSA"
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)
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// 接口类型常量
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const (
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InterfaceTypeOrderRefund = "OrderRefund"
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)
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// 版本号常量
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const (
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Version = "2.0.0"
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)
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// 返回码常量
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const (
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ReturnCodeSuccess = "000000"
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ReturnCodeSuccessAlt = "MCG00000"
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)
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```
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// File: hb/errors.go
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```go
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package hb
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import "fmt"
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// Error 自定义错误类型
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type Error struct {
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Code string `json:"code"`
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Message string `json:"message"`
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Err error `json:"-"`
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}
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func (e *Error) Error() string {
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if e.Err != nil {
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return fmt.Sprintf("[%s] %s: %v", e.Code, e.Message, e.Err)
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}
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return fmt.Sprintf("[%s] %s", e.Code, e.Message)
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}
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func (e *Error) Unwrap() error {
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return e.Err
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}
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// NewError 创建新的错误
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func NewError(code, message string, err error) *Error {
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return &Error{
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Code: code,
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Message: message,
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Err: err,
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}
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}
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// 预定义错误
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var (
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ErrSignTypeInvalid = NewError("SIGN_TYPE_INVALID", "不支持的签名方式，仅支持 MD5 或 RSA", nil)
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ErrSignVerifyFailed = NewError("SIGN_VERIFY_FAILED", "签名验证失败", nil)
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ErrPrivateKeyInvalid = NewError("PRIVATE_KEY_INVALID", "私钥格式无效", nil)
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ErrPublicKeyInvalid = NewError("PUBLIC_KEY_INVALID", "公钥格式无效", nil)
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ErrNetwork = NewError("NETWORK_ERROR", "网络请求失败", nil)
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ErrResponseParse = NewError("RESPONSE_PARSE_ERROR", "响应解析失败", nil)
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ErrMerchantIdEmpty = NewError("MERCHANT_ID_EMPTY", "商户编号不能为空", nil)
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ErrSignKeyEmpty = NewError("SIGN_KEY_EMPTY", "商户密钥不能为空", nil)
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ErrRequestIdEmpty = NewError("REQUEST_ID_EMPTY", "商户请求号不能为空", nil)
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ErrOrderIdEmpty = NewError("ORDER_ID_EMPTY", "商户订单号不能为空", nil)
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ErrAmountEmpty = NewError("AMOUNT_EMPTY", "退款金额不能为空", nil)
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)
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// 错误码映射
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var ErrorCodeMap = map[string]string{
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"C01088": "退货金额域非法",
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"C01081": "产品名称域越界",
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"C01033": "产品名称域为空",
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"C01030": "有效期单位域不合法",
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"C01028": "有效期数量域为0",
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"C01027": "有效期数量域为空",
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"C01025": "订单日期域不合法",
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"C01024": "订单日期域为空",
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"C01019": "币种域取值不合法",
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"C01018": "币种域为空",
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"C01014": "订单金额域为空",
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"D99981": "订单已过期",
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"D23190": "退款日期超过最大有效期",
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"D22407": "退款金额大于可退款金额",
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"D22401": "退货金额大于可退货金额",
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"D22208": "订单状态异常",
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"D22201": "订单不存在",
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"D22224": "账户支付方式不正确",
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"D77040": "商户没有开通此类交易的权限",
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"IPS0008": "签名不符，一般都是由于中文编码引起",
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"IPS0001": "一般都是因为商户编号或者密钥不对引起",
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}
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// GetErrorDescription 根据错误码获取错误描述
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func GetErrorDescription(code string) string {
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if desc, ok := ErrorCodeMap[code]; ok {
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return desc
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}
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return "未知错误码"
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}
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```
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// File: hb/crypto.go
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```go
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package hb
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import (
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"crypto"
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"crypto/md5"
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"crypto/rand"
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"crypto/rsa"
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"crypto/sha1"
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"crypto/x509"
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"encoding/hex"
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"encoding/pem"
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"fmt"
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"strings"
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)
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// buildSignString 按文档指定顺序拼接签名串（请求）
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// 参数顺序：merchantId, requestId, signType, type, version, orderId, amount
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func buildSignString(params map[string]string, orderedKeys []string) string {
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var parts []string
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for _, k := range orderedKeys {
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if v, ok := params[k]; ok {
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parts = append(parts, fmt.Sprintf("%s=%s", k, v))
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}
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}
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return strings.Join(parts, "&")
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}
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// getRequestSignKeys 获取请求签名参数顺序
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func getRequestSignKeys() []string {
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return []string{"merchantId", "requestId", "signType", "type", "version", "orderId", "amount"}
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}
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// getResponseSignKeys 获取响应签名参数顺序
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func getResponseSignKeys() []string {
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return []string{"merchantId", "payNo", "returnCode", "message", "signType", "type", "version", "amount", "orderId", "status"}
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}
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// SignMD5 MD5签名
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// 在待签名数据之后加上商户密钥（signKey），生成MD5摘要
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func SignMD5(signStr, signKey string) string {
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data := signStr + signKey
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hash := md5.Sum([]byte(data))
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return hex.EncodeToString(hash[:])
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}
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// VerifyMD5 验证MD5签名
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func VerifyMD5(signStr, signKey, hmac string) bool {
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return SignMD5(signStr, signKey) == hmac
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}
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// SignRSA RSA签名（配合SHA-1）
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// 使用商户私钥对签名串进行RSA-SHA1签名
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func SignRSA(signStr string, privateKeyPEM string) (string, error) {
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block, _ := pem.Decode([]byte(privateKeyPEM))
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if block == nil {
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return "", fmt.Errorf("failed to decode PEM private key")
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}
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var privateKey *rsa.PrivateKey
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// 尝试PKCS8格式
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key, err := x509.ParsePKCS8PrivateKey(block.Bytes)
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if err == nil {
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var ok bool
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privateKey, ok = key.(*rsa.PrivateKey)
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if !ok {
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return "", fmt.Errorf("not a RSA private key")
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}
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} else {
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// 尝试PKCS1格式
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privateKey, err = x509.ParsePKCS1PrivateKey(block.Bytes)
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if err != nil {
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return "", fmt.Errorf("failed to parse private key (PKCS1/PKCS8): %v", err)
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}
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}
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// 计算SHA-1哈希
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hash := sha1.Sum([]byte(signStr))
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// RSA签名
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signature, err := rsa.SignPKCS1v15(rand.Reader, privateKey, crypto.SHA1, hash[:])
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if err != nil {
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return "", fmt.Errorf("RSA sign failed: %v", err)
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}
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return hex.EncodeToString(signature), nil
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}
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// VerifyRSA 验证RSA签名
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// 使用手机支付公钥验证响应签名
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func VerifyRSA(signStr, signatureHex, publicKeyPEM string) error {
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block, _ := pem.Decode([]byte(publicKeyPEM))
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if block == nil {
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return fmt.Errorf("failed to decode PEM public key")
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}
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// 尝试解析公钥
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pub, err := x509.ParsePKIXPublicKey(block.Bytes)
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if err != nil {
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// 尝试解析证书
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cert, err := x509.ParseCertificate(block.Bytes)
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if err != nil {
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return fmt.Errorf("failed to parse public key: %v", err)
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}
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pub = cert.PublicKey
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}
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rsaPub, ok := pub.(*rsa.PublicKey)
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if !ok {
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return fmt.Errorf("not a RSA public key")
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}
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// 解码签名
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signature, err := hex.DecodeString(signatureHex)
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if err != nil {
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return fmt.Errorf("failed to decode signature hex: %v", err)
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}
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// 计算SHA-1哈希
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hash := sha1.Sum([]byte(signStr))
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// 验证签名
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err = rsa.VerifyPKCS1v15(rsaPub, crypto.SHA1, hash[:], signature)
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if err != nil {
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return fmt.Errorf("RSA verify failed: %v", err)
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}
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return nil
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}
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// extractCertFromPEM 从PEM格式的证书中提取公钥PEM
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// 有些场景下serverCert返回的是证书，需要提取公钥
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func extractPublicKeyFromCert(certPEM string) (string, error) {
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block, _ := pem.Decode([]byte(certPEM))
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if block == nil {
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return "", fmt.Errorf("failed to decode PEM certificate")
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}
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cert, err := x509.ParseCertificate(block.Bytes)
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if err != nil {
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return "", fmt.Errorf("failed to parse certificate: %v", err)
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}
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pubKeyBytes, err := x509.MarshalPKIXPublicKey(cert.PublicKey)
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if err != nil {
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return "", fmt.Errorf("failed to marshal public key: %v", err)
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}
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pubKeyPEM := pem.EncodeToMemory(&pem.Block{
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Type: "PUBLIC KEY",
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Bytes: pubKeyBytes,
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})
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return string(pubKeyPEM), nil
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}
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```
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// File: hb/client.go
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```go
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package hb
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import (
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"context"
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"fmt"
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"io"
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"net/http"
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"net/url"
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"strings"
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)
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// Client 手机支付平台客户端
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type Client struct {
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merchantId string // 商户编号
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signKey string // 商户密钥（MD5签名使用）
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privateKeyPEM string // 商户RSA私钥（RSA签名使用）
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baseURL string // 接口基础URL
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httpClient *http.Client
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}
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// ClientOption 客户端配置选项
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type ClientOption func(*Client)
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// WithSignKey 设置MD5签名密钥
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func WithSignKey(signKey string) ClientOption {
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return func(c *Client) {
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c.signKey = signKey
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}
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}
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// WithPrivateKey 设置RSA私钥（PEM格式）
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func WithPrivateKey(privateKeyPEM string) ClientOption {
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return func(c *Client) {
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c.privateKeyPEM = privateKeyPEM
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}
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}
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// WithBaseURL 设置接口基础URL
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func WithBaseURL(baseURL string) ClientOption {
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return func(c *Client) {
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c.baseURL = baseURL
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}
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}
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// WithHTTPClient 设置自定义HTTP客户端
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func WithHTTPClient(httpClient *http.Client) ClientOption {
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return func(c *Client) {
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c.httpClient = httpClient
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}
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}
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// NewClient 创建新的手机支付平台客户端
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// merchantId: 商户编号
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// opts: 配置选项
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func NewClient(merchantId string, opts ...ClientOption) (*Client, error) {
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if merchantId == "" {
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return nil, ErrMerchantIdEmpty
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}
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c := &Client{
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merchantId: merchantId,
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baseURL: "https://ipos.10086.cn",
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httpClient: &http.Client{},
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}
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for _, opt := range opts {
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opt(c)
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}
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return c, nil
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}
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// Refund 退款接口
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// 通过中国移动手机支付渠道，将已成功交易的款项退还给用户
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func (c *Client) Refund(ctx context.Context, req *RefundRequest) (*RefundResponse, error) {
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if req == nil {
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return nil, fmt.Errorf("request cannot be nil")
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}
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// 设置固定参数
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req.MerchantId = c.merchantId
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req.Type = InterfaceTypeOrderRefund
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req.Version = Version
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// 参数校验
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if req.RequestId == "" {
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return nil, ErrRequestIdEmpty
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}
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if req.OrderId == "" {
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return nil, ErrOrderIdEmpty
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}
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if req.Amount == "" {
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return nil, ErrAmountEmpty
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}
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if req.SignType == "" {
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return nil, ErrSignTypeInvalid
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}
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if req.SignType != SignTypeMD5 && req.SignType != SignTypeRSA {
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return nil, ErrSignTypeInvalid
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}
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// 生成签名
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hmac, err := c.generateRequestSign(req)
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if err != nil {
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return nil, fmt.Errorf("generate sign failed: %w", err)
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}
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req.Hmac = hmac
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// 构建请求参数
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params := c.buildRequestParams(req)
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// 发送请求
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resp, err := c.doPost(ctx, params)
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if err != nil {
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return nil, err
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}
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// 验证响应签名
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if err := c.verifyResponseSign(resp); err != nil {
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return nil, err
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}
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return resp, nil
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}
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// generateRequestSign 生成请求签名
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func (c *Client) generateRequestSign(req *RefundRequest) (string, error) {
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// 构建参数字典
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params := map[string]string{
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"merchantId": req.MerchantId,
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"requestId": req.RequestId,
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"signType": req.SignType,
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"type": req.Type,
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"version": req.Version,
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"orderId": req.OrderId,
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"amount": req.Amount,
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}
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// 按文档指定顺序拼接签名串
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signStr := buildSignString(params, getRequestSignKeys())
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switch req.SignType {
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case SignTypeMD5:
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if c.signKey == "" {
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return "", ErrSignKeyEmpty
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}
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return SignMD5(signStr, c.signKey), nil
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case SignTypeRSA:
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if c.privateKeyPEM == "" {
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return "", ErrPrivateKeyInvalid
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}
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return SignRSA(signStr, c.privateKeyPEM)
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default:
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return "", ErrSignTypeInvalid
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}
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}
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// buildRequestParams 构建请求参数（用于HTTP请求）
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func (c *Client) buildRequestParams(req *RefundRequest) url.Values {
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params := url.Values{}
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params.Set("merchantId", req.MerchantId)
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params.Set("requestId", req.RequestId)
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params.Set("signType", req.SignType)
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params.Set("type", req.Type)
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params.Set("version", req.Version)
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params.Set("orderId", req.OrderId)
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params.Set("amount", req.Amount)
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params.Set("hmac", req.Hmac)
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return params
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}
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// doPost 发送POST请求
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func (c *Client) doPost(ctx context.Context, params url.Values) (*RefundResponse, error) {
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apiURL := c.baseURL + "/ips/cmpayService"
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bodyStr := params.Encode()
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req, err := http.NewRequestWithContext(ctx, http.MethodPost, apiURL, strings.NewReader(bodyStr))
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if err != nil {
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return nil, fmt.Errorf("create request failed: %w", err)
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}
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req.Header.Set("Content-Type", "application/x-www-form-urlencoded; charset=utf-8")
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||
|
||
resp, err := c.httpClient.Do(req)
|
||
if err != nil {
|
||
return nil, fmt.Errorf("do request failed: %w", err)
|
||
}
|
||
defer resp.Body.Close()
|
||
|
||
body, err := io.ReadAll(resp.Body)
|
||
if err != nil {
|
||
return nil, fmt.Errorf("read response body failed: %w", err)
|
||
}
|
||
|
||
if resp.StatusCode != http.StatusOK {
|
||
return nil, fmt.Errorf("unexpected status code: %d, body: %s", resp.StatusCode, string(body))
|
||
}
|
||
|
||
return parseResponse(string(body))
|
||
}
|
||
|
||
// parseResponse 解析响应字符串为结构体
|
||
func parseResponse(raw string) (*RefundResponse, error) {
|
||
resp := &RefundResponse{}
|
||
|
||
pairs := strings.Split(raw, "&")
|
||
for _, pair := range pairs {
|
||
eqIdx := strings.IndexByte(pair, '=')
|
||
if eqIdx < 0 {
|
||
continue
|
||
}
|
||
key := pair[:eqIdx]
|
||
value := pair[eqIdx+1:]
|
||
|
||
switch key {
|
||
case "merchantId":
|
||
resp.MerchantId = value
|
||
case "payNo":
|
||
resp.PayNo = value
|
||
case "returnCode":
|
||
resp.ReturnCode = value
|
||
case "message":
|
||
resp.Message = value
|
||
case "signType":
|
||
resp.SignType = value
|
||
case "type":
|
||
resp.Type = value
|
||
case "version":
|
||
resp.Version = value
|
||
case "amount":
|
||
resp.Amount = value
|
||
case "orderId":
|
||
resp.OrderId = value
|
||
case "status":
|
||
resp.Status = value
|
||
case "serverCert":
|
||
resp.ServerCert = value
|
||
case "hmac":
|
||
resp.Hmac = value
|
||
}
|
||
}
|
||
|
||
return resp, nil
|
||
}
|
||
|
||
// verifyResponseSign 验证响应签名
|
||
func (c *Client) verifyResponseSign(resp *RefundResponse) error {
|
||
// 构建参数字典
|
||
params := map[string]string{
|
||
"merchantId": resp.MerchantId,
|
||
"payNo": resp.PayNo,
|
||
"returnCode": resp.ReturnCode,
|
||
"message": resp.Message,
|
||
"signType": resp.SignType,
|
||
"type": resp.Type,
|
||
"version": resp.Version,
|
||
"amount": resp.Amount,
|
||
"orderId": resp.OrderId,
|
||
"status": resp.Status,
|
||
}
|
||
|
||
// 按文档指定顺序拼接签名串
|
||
signStr := buildSignString(params, getResponseSignKeys())
|
||
|
||
switch resp.SignType {
|
||
case SignTypeMD5:
|
||
if c.signKey == "" {
|
||
return ErrSignKeyEmpty
|
||
}
|
||
if !VerifyMD5(signStr, c.signKey, resp.Hmac) {
|
||
return ErrSignVerifyFailed
|
||
}
|
||
return nil
|
||
case SignTypeRSA:
|
||
if resp.ServerCert == "" {
|
||
return fmt.Errorf("response missing serverCert for RSA verification")
|
||
}
|
||
// 从证书中提取公钥
|
||
pubKeyPEM, err := extractPublicKeyFromCert(resp.ServerCert)
|
||
if err != nil {
|
||
return fmt.Errorf("extract public key from cert failed: %w", err)
|
||
}
|
||
return VerifyRSA(signStr, resp.Hmac, pubKeyPEM)
|
||
default:
|
||
return ErrSignTypeInvalid
|
||
}
|
||
}
|
||
|
||
// IsRefundSuccess 判断退款是否成功
|
||
// 返回码为 000000 或 MCG00000 表示退款请求成功
|
||
// 退款最终结果以 status 字段为准
|
||
func IsRefundRequestSuccess(returnCode string) bool {
|
||
return returnCode == ReturnCodeSuccess || returnCode == ReturnCodeSuccessAlt
|
||
}
|
||
|
||
// IsRefundSuccess 判断退款最终结果是否成功
|
||
func IsRefundSuccess(status string) bool {
|
||
return status == RefundStatusSuccess
|
||
}
|
||
```
|
||
|
||
// File: hb/example_test.go
|
||
```go
|
||
package hb
|
||
|
||
import (
|
||
"context"
|
||
"fmt"
|
||
"log"
|
||
"testing"
|
||
)
|
||
|
||
// ExampleClient_Refund_MD5 使用MD5签名的退款示例
|
||
func ExampleClient_Refund_MD5() {
|
||
// 创建客户端（使用MD5签名）
|
||
client, err := NewClient(
|
||
"888009941110054",
|
||
WithSignKey("your-64-digit-sign-key-here"),
|
||
WithBaseURL("https://uatipos.10086.cn"), // 测试环境
|
||
)
|
||
if err != nil {
|
||
log.Fatalf("创建客户端失败: %v", err)
|
||
}
|
||
|
||
// 构建退款请求
|
||
req := &RefundRequest{
|
||
RequestId: "20211105053044",
|
||
SignType: SignTypeMD5,
|
||
OrderId: "20211105045315",
|
||
Amount: "1",
|
||
}
|
||
|
||
// 发送退款请求
|
||
resp, err := client.Refund(context.Background(), req)
|
||
if err != nil {
|
||
log.Fatalf("退款请求失败: %v", err)
|
||
}
|
||
|
||
fmt.Printf("返回码: %s\n", resp.ReturnCode)
|
||
fmt.Printf("退款结果: %s\n", resp.Status)
|
||
fmt.Printf("流水号: %s\n", resp.PayNo)
|
||
|
||
// 判断退款请求是否成功
|
||
if IsRefundRequestSuccess(resp.ReturnCode) {
|
||
fmt.Println("退款请求提交成功")
|
||
}
|
||
|
||
// 判断退款最终结果
|
||
if IsRefundSuccess(resp.Status) {
|
||
fmt.Println("退款最终成功")
|
||
}
|
||
|
||
// Output:
|
||
// 返回码: 000000
|
||
// 退款结果: SUCCESS
|
||
// 流水号: 205206151912517707
|
||
// 退款请求提交成功
|
||
// 退款最终成功
|
||
}
|
||
|
||
// ExampleClient_Refund_RSA 使用RSA签名的退款示例
|
||
func ExampleClient_Refund_RSA() {
|
||
// 商户RSA私钥（PEM格式）
|
||
privateKey := `-----BEGIN PRIVATE KEY-----
|
||
MIICdgIBADANBgkqhkiG9w0BAQEFAASCAmAwggJcAgEAAoGBAJ...（你的私钥）
|
||
-----END PRIVATE KEY-----`
|
||
|
||
// 创建客户端（使用RSA签名）
|
||
client, err := NewClient(
|
||
"888009941110054",
|
||
WithPrivateKey(privateKey),
|
||
WithBaseURL("https://ipos.10086.cn"), // 生产环境
|
||
)
|
||
if err != nil {
|
||
log.Fatalf("创建客户端失败: %v", err)
|
||
}
|
||
|
||
// 构建退款请求
|
||
req := &RefundRequest{
|
||
RequestId: "20211105053044",
|
||
SignType: SignTypeRSA,
|
||
OrderId: "20211105045315",
|
||
Amount: "1",
|
||
}
|
||
|
||
// 发送退款请求
|
||
resp, err := client.Refund(context.Background(), req)
|
||
if err != nil {
|
||
log.Fatalf("退款请求失败: %v", err)
|
||
}
|
||
|
||
fmt.Printf("返回码: %s\n", resp.ReturnCode)
|
||
fmt.Printf("退款结果: %s\n", resp.Status)
|
||
|
||
// Output:
|
||
// 返回码: 000000
|
||
// 退款结果: SUCCESS
|
||
}
|
||
|
||
// TestSignMD5 测试MD5签名
|
||
func TestSignMD5(t *testing.T) {
|
||
signStr := "merchantId=888009941110054&requestId=20211105053044&signType=MD5&type=OrderRefund&version=2.0.0&orderId=20211105045315&amount=1"
|
||
signKey := "test-sign-key-64-chars-length-string-for-testing"
|
||
|
||
hmac := SignMD5(signStr, signKey)
|
||
if hmac == "" {
|
||
t.Error("MD5签名结果为空")
|
||
}
|
||
t.Logf("MD5签名结果: %s", hmac)
|
||
|
||
// 验证签名
|
||
if !VerifyMD5(signStr, signKey, hmac) {
|
||
t.Error("MD5签名验证失败")
|
||
}
|
||
}
|
||
|
||
// TestBuildSignString 测试签名串构建
|
||
func TestBuildSignString(t *testing.T) {
|
||
params := map[string]string{
|
||
"merchantId": "888009941110054",
|
||
"requestId": "20211105053044",
|
||
"signType": "MD5",
|
||
"type": "OrderRefund",
|
||
"version": "2.0.0",
|
||
"orderId": "20211105045315",
|
||
"amount": "1",
|
||
}
|
||
|
||
keys := getRequestSignKeys()
|
||
signStr := buildSignString(params, keys)
|
||
|
||
expected := "merchantId=888009941110054&requestId=20211105053044&signType=MD5&type=OrderRefund&version=2.0.0&orderId=20211105045315&amount=1"
|
||
if signStr != expected {
|
||
t.Errorf("签名串不匹配\n期望: %s\n实际: %s", expected, signStr)
|
||
}
|
||
}
|
||
|
||
// TestParseResponse 测试响应解析
|
||
func TestParseResponse(t *testing.T) {
|
||
rawResponse := `merchantId=888009941110054&payNo=205206151912517707&returnCode=000000&message=SUCCESS&signType=RSA&type=OrderRefund&version=2.0.0&amount=1&orderId=20211105045315&status=SUCCESS&serverCert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hmac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`
|
||
|
||
resp, err := parseResponse(rawResponse)
|
||
if err != nil {
|
||
t.Fatalf("解析响应失败: %v", err)
|
||
}
|
||
|
||
if resp.MerchantId != "888009941110054" {
|
||
t.Errorf("MerchantId不匹配: %s", resp.MerchantId)
|
||
}
|
||
if resp.PayNo != "205206151912517707" {
|
||
t.Errorf("PayNo不匹配: %s", resp.PayNo)
|
||
}
|
||
if resp.ReturnCode != "000000" {
|
||
t.Errorf("ReturnCode不匹配: %s", resp.ReturnCode)
|
||
}
|
||
if resp.Status != "SUCCESS" {
|
||
t.Errorf("Status不匹配: %s", resp.Status)
|
||
}
|
||
if resp.SignType != "RSA" {
|
||
t.Errorf("SignType不匹配: %s", resp.SignType)
|
||
}
|
||
}
|
||
|
||
// TestErrorCode 测试错误码映射
|
||
func TestErrorCode(t *testing.T) {
|
||
tests := []struct {
|
||
code string
|
||
expected string
|
||
}{
|
||
{"000000", "未知错误码"},
|
||
{"C01088", "退货金额域非法"},
|
||
{"D22201", "订单不存在"},
|
||
{"IPS0008", "签名不符，一般都是由于中文编码引起"},
|
||
{"UNKNOWN", "未知错误码"},
|
||
}
|
||
|
||
for _, tt := range tests {
|
||
desc := GetErrorDescription(tt.code)
|
||
if desc != tt.expected {
|
||
t.Errorf("错误码 %s: 期望 %s, 实际 %s", tt.code, tt.expected, desc)
|
||
}
|
||
}
|
||
}
|
||
|
||
// TestIsRefundSuccess 测试退款成功判断
|
||
func TestIsRefundSuccess(t *testing.T) {
|
||
if !IsRefundRequestSuccess("000000") {
|
||
t.Error("000000 应该表示退款请求成功")
|
||
}
|
||
if !IsRefundRequestSuccess("MCG00000") {
|
||
t.Error("MCG00000 应该表示退款请求成功")
|
||
}
|
||
if IsRefundRequestSuccess("C01088") {
|
||
t.Error("C01088 不应该表示退款请求成功")
|
||
}
|
||
|
||
if !IsRefundSuccess("SUCCESS") {
|
||
t.Error("SUCCESS 应该表示退款最终成功")
|
||
}
|
||
if IsRefundSuccess("FAILED") {
|
||
t.Error("FAILED 不应该表示退款最终成功")
|
||
}
|
||
}
|
||
``` |