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@@ -12,4 +12,6 @@ | |
| *.out | ||
| .idea/ | ||
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| *.swp | ||
| *.swp | ||
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| mch_v3_test.go | ||
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,37 @@ | ||
| // Copyright 2021 YBCZ, Inc. All rights reserved. | ||
| // | ||
| // Use of this source code is governed by a MIT license | ||
| // that can be found in the LICENSE file in the root of the source | ||
| // tree. | ||
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| package wx | ||
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| import ( | ||
| "net/http" | ||
| ) | ||
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| var _cli *http.Client | ||
| var _middleware func(req *http.Request, res *http.Response, err error) | ||
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| type mt struct { | ||
| t http.Transport | ||
| } | ||
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| func (m *mt) RoundTrip(req *http.Request) (res *http.Response, err error) { | ||
| res, err = m.t.RoundTrip(req) | ||
| if _middleware != nil { | ||
| _middleware(req, res, err) | ||
| } | ||
| return | ||
| } | ||
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| func client() *http.Client { | ||
| if _cli == nil { | ||
| _cli = &http.Client{Transport: &mt{http.Transport{}}} | ||
| } | ||
| return _cli | ||
| } | ||
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| func SetClientMiddleware(middleware func(req *http.Request, res *http.Response, err error)) { | ||
| _middleware = middleware | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,92 @@ | ||
| // Copyright 2020 YBCZ, Inc. All rights reserved. | ||
| // | ||
| // Use of this source code is governed by a MIT license | ||
| // that can be found in the LICENSE file in the root of the source | ||
| // tree. | ||
|
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| package wx | ||
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| import ( | ||
| "crypto" | ||
| rand2 "crypto/rand" | ||
| "crypto/rsa" | ||
| "crypto/sha256" | ||
| "crypto/x509" | ||
| "encoding/base64" | ||
| "encoding/json" | ||
| "encoding/pem" | ||
| "fmt" | ||
| "github.com/blusewang/wx/mch_api" | ||
| "hash" | ||
| "net/http" | ||
| ) | ||
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| // 商户请求 | ||
| type mchReqV3 struct { | ||
| account MchAccount | ||
| cert *x509.Certificate | ||
| privateKey *rsa.PrivateKey | ||
| hashHandler hash.Hash | ||
| api mch_api.MchApi | ||
| ts int64 | ||
| nonceStr string | ||
| sendData interface{} | ||
| res interface{} | ||
| err error | ||
| } | ||
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| // Send 填充POST里的Body数据 | ||
| func (mr *mchReqV3) Send(data interface{}) *mchReqV3 { | ||
| mr.sendData = data | ||
| return mr | ||
| } | ||
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| // Bind 绑定请求结果的解码数据体 | ||
| func (mr *mchReqV3) Bind(data interface{}) *mchReqV3 { | ||
| mr.res = data | ||
| return mr | ||
| } | ||
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| // Do 执行 | ||
| func (mr *mchReqV3) Do() (err error) { | ||
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| return | ||
| } | ||
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| func (mr *mchReqV3) prepareCert() (err error) { | ||
| cb, _ := pem.Decode(mr.account.MchSSLCert) | ||
| mr.cert, err = x509.ParseCertificate(cb.Bytes) | ||
| if err != nil { | ||
| return | ||
| } | ||
| cb, _ = pem.Decode(mr.account.MchSSLKey) | ||
| key, err := x509.ParsePKCS8PrivateKey(cb.Bytes) | ||
| if err != nil { | ||
| return | ||
| } | ||
| mr.privateKey = key.(*rsa.PrivateKey) | ||
| mr.hashHandler = sha256.New() | ||
| return | ||
| } | ||
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| func (mr *mchReqV3) sign(request *http.Request, body interface{}) (err error) { | ||
| raw, err := json.Marshal(body) | ||
| if err != nil { | ||
| return | ||
| } | ||
| mr.nonceStr = NewRandStr(32) | ||
| str := fmt.Sprintf("%v\n%v\n%v\n%v\n%v\n", request.Method, request.URL.Path, mr.ts, mr.nonceStr, string(raw)) | ||
| mr.hashHandler.Reset() | ||
| mr.hashHandler.Write([]byte(str)) | ||
| signRaw, err := rsa.SignPKCS1v15(rand2.Reader, mr.privateKey, crypto.SHA256, mr.hashHandler.Sum(nil)) | ||
| if err != nil { | ||
| return | ||
| } | ||
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| request.Header.Set("Authorization", fmt.Sprintf(`WECHATPAY2-SHA256-RSA2048 mchid="%v",nonce_str="%v",signature="%v",timestamp="%v",serial_no="%X"`, | ||
| mr.account.MchId, mr.nonceStr, base64.StdEncoding.EncodeToString(signRaw), mr.ts, mr.cert.SerialNumber)) | ||
| request.Header.Set("User-Agent", "Gdb/1.0") | ||
| request.Header.Set("Content-Type", "application/json") | ||
| request.Header.Set("Accept", "application/json") | ||
| return | ||
| } |
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