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Golang security.SecureCompareString函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Golang中github.com/chanxuehong/util/security.SecureCompareString函数的典型用法代码示例。如果您正苦于以下问题：Golang SecureCompareString函数的具体用法？Golang SecureCompareString怎么用？Golang SecureCompareString使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了SecureCompareString函数的9个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: ServeHTTP

func ServeHTTP(w http.ResponseWriter, r *http.Request, queryValues url.Values, srv Server, errHandler ErrorHandler) {
	switch r.Method {
	case "POST":
		RawMsgXML, err := ioutil.ReadAll(r.Body)
		if err != nil {
			errHandler.ServeError(w, r, err)
			return
		}

		msg, err := util.DecodeXMLToMap(bytes.NewReader(RawMsgXML))
		if err != nil {
			errHandler.ServeError(w, r, err)
			return
		}

		ReturnCode, ok := msg["return_code"]
		if ReturnCode == ReturnCodeSuccess || !ok {
			haveAppId := msg["appid"]
			wantAppId := srv.AppId()
			if wantAppId != "" && !security.SecureCompareString(haveAppId, wantAppId) {
				err = fmt.Errorf("the message's appid mismatch, have: %s, want: %s", haveAppId, wantAppId)
				errHandler.ServeError(w, r, err)
				return
			}

			haveMchId := msg["mch_id"]
			wantMchId := srv.MchId()
			if wantMchId != "" && !security.SecureCompareString(haveMchId, wantMchId) {
				err = fmt.Errorf("the message's mch_id mismatch, have: %s, want: %s", haveMchId, wantMchId)
				errHandler.ServeError(w, r, err)
				return
			}

			// 认证签名
			signature1, ok := msg["sign"]
			if !ok {
				err = errors.New("no sign parameter")
				errHandler.ServeError(w, r, err)
				return
			}
			signature2 := Sign(msg, srv.APIKey(), nil)
			if !security.SecureCompareString(signature1, signature2) {
				err = fmt.Errorf("check signature failed, \r\ninput: %q, \r\nlocal: %q", signature1, signature2)
				errHandler.ServeError(w, r, err)
				return
			}
		}

		req := &Request{
			HttpRequest: r,

			RawMsgXML: RawMsgXML,
			Msg:       msg,
		}
		srv.MessageHandler().ServeMessage(w, req)

	default:
		errHandler.ServeError(w, r, errors.New("Not expect Request.Method: "+r.Method))
	}
}
开发者ID:jsix，项目名称:wechat，代码行数:60，代码来源:serve_http.go


示例2: ServeHTTP

// ServeHTTP 处理 http 消息请求
//  NOTE: 调用者保证所有参数有效
func ServeHTTP(w http.ResponseWriter, r *http.Request, queryValues url.Values, srv AgentServer, errHandler ErrorHandler) {
	LogInfoln("[WECHAT_DEBUG] request uri:", r.RequestURI)
	LogInfoln("[WECHAT_DEBUG] request remote-addr:", r.RemoteAddr)
	LogInfoln("[WECHAT_DEBUG] request user-agent:", r.UserAgent())

	switch r.Method {
	case "POST": // 消息处理
		msgSignature1 := queryValues.Get("msg_signature")
		if msgSignature1 == "" {
			errHandler.ServeError(w, r, errors.New("msg_signature is empty"))
			return
		}

		timestampStr := queryValues.Get("timestamp")
		if timestampStr == "" {
			errHandler.ServeError(w, r, errors.New("timestamp is empty"))
			return
		}

		timestamp, err := strconv.ParseInt(timestampStr, 10, 64)
		if err != nil {
			err = errors.New("can not parse timestamp to int64: " + timestampStr)
			errHandler.ServeError(w, r, err)
			return
		}

		nonce := queryValues.Get("nonce")
		if nonce == "" {
			errHandler.ServeError(w, r, errors.New("nonce is empty"))
			return
		}

		reqBody, err := ioutil.ReadAll(r.Body)
		if err != nil {
			errHandler.ServeError(w, r, err)
			return
		}
		LogInfoln("[WECHAT_DEBUG] request msg http body:\r\n", string(reqBody))

		// 解析 RequestHttpBody
		var requestHttpBody RequestHttpBody
		if err := xml.Unmarshal(reqBody, &requestHttpBody); err != nil {
			errHandler.ServeError(w, r, err)
			return
		}

		haveCorpId := requestHttpBody.CorpId
		wantCorpId := srv.CorpId()
		if wantCorpId != "" && !security.SecureCompareString(haveCorpId, wantCorpId) {
			err = fmt.Errorf("the RequestHttpBody's ToUserName mismatch, have: %s, want: %s", haveCorpId, wantCorpId)
			errHandler.ServeError(w, r, err)
			return
		}

		haveAgentId := requestHttpBody.AgentId
		wantAgentId := srv.AgentId()
		if wantCorpId != "" && wantAgentId != -1 {
			if haveAgentId != wantAgentId && haveAgentId != 0 {
				err = fmt.Errorf("the RequestHttpBody's AgentId mismatch, have: %d, want: %d", haveAgentId, wantAgentId)
				errHandler.ServeError(w, r, err)
				return
			}
			// 此时
			// 要么 haveAgentId == wantAgentId,
			// 要么 haveAgentId == 0
		}

		agentToken := srv.Token()

		// 验证签名
		msgSignature2 := util.MsgSign(agentToken, timestampStr, nonce, requestHttpBody.EncryptedMsg)
		if !security.SecureCompareString(msgSignature1, msgSignature2) {
			err := fmt.Errorf("check msg_signature failed, input: %s, local: %s", msgSignature1, msgSignature2)
			errHandler.ServeError(w, r, err)
			return
		}

		// 解密
		encryptedMsgBytes, err := base64.StdEncoding.DecodeString(requestHttpBody.EncryptedMsg)
		if err != nil {
			errHandler.ServeError(w, r, err)
			return
		}

		aesKey := srv.CurrentAESKey()
		random, rawMsgXML, aesAppId, err := util.AESDecryptMsg(encryptedMsgBytes, aesKey)
		if err != nil {
			// 尝试用上一次的 AESKey 来解密
			lastAESKey, isLastAESKeyValid := srv.LastAESKey()
			if !isLastAESKeyValid {
				errHandler.ServeError(w, r, err)
				return
			}

			aesKey = lastAESKey // NOTE

			random, rawMsgXML, aesAppId, err = util.AESDecryptMsg(encryptedMsgBytes, aesKey)
			if err != nil {
//.........这里部分代码省略.........
开发者ID:Wang，项目名称:wechat，代码行数:101，代码来源:serve_http.debug.go


示例3: ServeHTTP

// ServeHTTP 处理 http 消息请求
//  NOTE: 调用者保证所有参数有效
func ServeHTTP(w http.ResponseWriter, r *http.Request, queryValues url.Values, srv Server, errHandler mp.ErrorHandler) {
	switch r.Method {
	case "POST": // 消息处理
		switch encryptType := queryValues.Get("encrypt_type"); encryptType {
		case "aes":
			msgSignature1 := queryValues.Get("msg_signature")
			if msgSignature1 == "" {
				errHandler.ServeError(w, r, errors.New("msg_signature is empty"))
				return
			}

			timestampStr := queryValues.Get("timestamp")
			if timestampStr == "" {
				errHandler.ServeError(w, r, errors.New("timestamp is empty"))
				return
			}

			timestamp, err := strconv.ParseInt(timestampStr, 10, 64)
			if err != nil {
				err = errors.New("can not parse timestamp to int64: " + timestampStr)
				errHandler.ServeError(w, r, err)
				return
			}

			nonce := queryValues.Get("nonce")
			if nonce == "" {
				errHandler.ServeError(w, r, errors.New("nonce is empty"))
				return
			}

			var requestHttpBody RequestHttpBody
			if err := xml.NewDecoder(r.Body).Decode(&requestHttpBody); err != nil {
				errHandler.ServeError(w, r, err)
				return
			}

			haveAppId := requestHttpBody.AppId
			wantAppId := srv.AppId()
			if wantAppId != "" && !security.SecureCompareString(haveAppId, wantAppId) {
				err = fmt.Errorf("the RequestHttpBody's AppId mismatch, have: %s, want: %s", haveAppId, wantAppId)
				errHandler.ServeError(w, r, err)
				return
			}

			token := srv.Token()

			// 验证签名
			msgSignature2 := util.MsgSign(token, timestampStr, nonce, requestHttpBody.EncryptedMsg)
			if !security.SecureCompareString(msgSignature1, msgSignature2) {
				err = fmt.Errorf("check msg_signature failed, input: %s, local: %s", msgSignature1, msgSignature2)
				errHandler.ServeError(w, r, err)
				return
			}

			// 解密
			encryptedMsgBytes, err := base64.StdEncoding.DecodeString(requestHttpBody.EncryptedMsg)
			if err != nil {
				errHandler.ServeError(w, r, err)
				return
			}

			aesKey := srv.CurrentAESKey()
			random, rawMsgXML, aesAppId, err := util.AESDecryptMsg(encryptedMsgBytes, aesKey)
			if err != nil {
				// 尝试用上一次的 AESKey 来解密
				lastAESKey, isLastAESKeyValid := srv.LastAESKey()
				if !isLastAESKeyValid {
					errHandler.ServeError(w, r, err)
					return
				}

				aesKey = lastAESKey // NOTE

				random, rawMsgXML, aesAppId, err = util.AESDecryptMsg(encryptedMsgBytes, aesKey)
				if err != nil {
					errHandler.ServeError(w, r, err)
					return
				}
			}
			if haveAppId != string(aesAppId) {
				err = fmt.Errorf("the RequestHttpBody's ToUserName(==%s) mismatch the AppId with aes encrypt(==%s)", haveAppId, aesAppId)
				errHandler.ServeError(w, r, err)
				return
			}

			// 解密成功, 解析 MixedMessage
			var mixedMsg MixedMessage
			if err := xml.Unmarshal(rawMsgXML, &mixedMsg); err != nil {
				errHandler.ServeError(w, r, err)
				return
			}

			// 安全考虑再次验证 AppId
			if haveAppId != mixedMsg.AppId {
				err = fmt.Errorf("the RequestHttpBody's AppId(==%s) mismatch the MixedMessage's AppId(==%s)", haveAppId, mixedMsg.AppId)
				errHandler.ServeError(w, r, err)
				return
			}
//.........这里部分代码省略.........
开发者ID:jsix，项目名称:wechat，代码行数:101，代码来源:serve_http.go


示例4: MustAuthAndNotGuestHandler

// 检查客户端是否是认证状态, 并且不是 guest 认证.
// 如果是, 添加 sso_token_string<-->x-token, sso_token<-->*token.Token, sso_session<-->*session.Session, sso_user<-->*model.User  到 ctx *gin.Context;
// 如果否, 终止 Handlers Chain.
func MustAuthAndNotGuestHandler(ctx *gin.Context) {
	tkString := ctx.Request.Header.Get("x-token")
	if tkString == "" {
		ctx.JSON(200, errors.ErrTokenMissing)
		ctx.Abort()
		return
	}

	// 解析 token 并判断 AuthType 是否正确, 是否过期
	tk := &token.Token{}
	if err := tk.Decode([]byte(tkString)); err != nil {
		glog.Errorln(err)
		ctx.JSON(200, errors.ErrTokenDecodeFailed)
		ctx.Abort()
		return
	}
	if tk.AuthType == token.AuthTypeGuest {
		ctx.JSON(200, errors.ErrTokenShouldNotGuest)
		ctx.Abort()
		return
	}
	if time.Now().Unix() >= tk.ExpirationAccess {
		ctx.JSON(200, errors.ErrTokenAccessExpired)
		ctx.Abort()
		return
	}

	// 获取 Session 并判断与 token 是否匹配
	ss, err := session.Get(tk.SessionId)
	if err != nil {
		glog.Errorln(err)
		if err == errors.ErrNotFound {
			ctx.JSON(200, errors.ErrTokenInvalid)
			ctx.Abort()
			return
		}
		ctx.JSON(200, errors.ErrInternalServerError)
		ctx.Abort()
		return
	}
	if !security.SecureCompareString(tk.Signatrue, ss.TokenSignature) {
		ctx.JSON(200, errors.ErrTokenInvalid)
		ctx.Abort()
		return
	}

	// 获取用户信息并判断与 token, session 是否一致
	user, err := model.Get(ss.UserId)
	if err != nil {
		glog.Errorln(err)
		if err == model.ErrNotFound {
			ctx.JSON(200, errors.ErrTokenInvalid)
			ctx.Abort()
			return
		}
		ctx.JSON(200, errors.ErrInternalServerError)
		ctx.Abort()
		return
	}
	bindType, err := token.GetBindType(tk.AuthType)
	if err != nil {
		glog.Errorln(err)
		ctx.JSON(200, errors.ErrTokenInvalid)
		ctx.Abort()
		return
	}
	if user.BindTypes&bindType == 0 {
		ctx.JSON(200, errors.ErrTokenInvalid)
		ctx.Abort()
		return
	}
	if tk.AuthType == token.AuthTypeEmailPassword || tk.AuthType == token.AuthTypePhonePassword {
		if ss.PasswordTag != user.PasswordTag {
			ctx.JSON(200, errors.ErrTokenInvalid)
			ctx.Abort()
			return
		}
	}

	ctx.Set("sso_token_string", tkString)
	ctx.Set("sso_token", tk)
	ctx.Set("sso_session", ss)
	ctx.Set("sso_user", user)
}
开发者ID:bmbstack，项目名称:go-user，代码行数:87，代码来源:must_auth_and_not_guest.go


示例5: RefreshHandler

// 刷新 token
func RefreshHandler(ctx *gin.Context) {
	tkString := ctx.Request.Header.Get("x-token")
	if tkString == "" {
		ctx.JSON(200, errors.ErrTokenMissing)
		return
	}

	// 解析 token
	tk := &token.Token{}
	if err := tk.Decode([]byte(tkString)); err != nil {
		glog.Errorln(err)
		ctx.JSON(200, errors.ErrTokenDecodeFailed)
		return
	}

	// 如果是 guest 直接返回
	if tk.AuthType == token.AuthTypeGuest {
		resp := struct {
			*errors.Error
			Token string `json:"token"`
		}{
			Error: errors.ErrOK,
			Token: tkString,
		}
		ctx.JSON(200, &resp)
		return
	}

	timestamp := time.Now().Unix()
	if timestamp >= tk.ExpirationRefresh {
		ctx.JSON(200, errors.ErrTokenRefreshExpired)
		return
	}
	if timestamp+1200 < tk.ExpirationAccess { // 过早的刷新也是直接返回
		resp := struct {
			*errors.Error
			Token string `json:"token"`
		}{
			Error: errors.ErrOK,
			Token: tkString,
		}
		ctx.JSON(200, &resp)
		return
	}
	if tk.ExpirationAccess >= tk.ExpirationRefresh { // 提前 1200秒 暴力的结束, 防止客户端循环的刷新
		ctx.JSON(200, errors.ErrTokenRefreshExpired)
		return
	}

	// 现在我们真的需要刷新token啦!!!

	// 获取 Session 并判断与 token 是否匹配
	ss, err := session.Get(tk.SessionId)
	if err != nil {
		glog.Errorln(err)
		if err == errors.ErrNotFound {
			ctx.JSON(200, errors.ErrTokenInvalid)
			return
		}
		ctx.JSON(200, errors.ErrInternalServerError)
		return
	}
	if !security.SecureCompareString(tk.Signatrue, ss.TokenSignature) {
		ctx.JSON(200, errors.ErrTokenInvalid)
		return
	}

	// 获取用户信息并判断与 token, session 是否一致
	user, err := model.Get(ss.UserId)
	if err != nil {
		glog.Errorln(err)
		if err == model.ErrNotFound {
			ctx.JSON(200, errors.ErrTokenInvalid)
			return
		}
		ctx.JSON(200, errors.ErrInternalServerError)
		return
	}
	bindType, err := token.GetBindType(tk.AuthType)
	if err != nil {
		glog.Errorln(err)
		ctx.JSON(200, errors.ErrTokenInvalid)
		return
	}
	if user.BindTypes&bindType == 0 {
		ctx.JSON(200, errors.ErrTokenInvalid)
		return
	}
	if tk.AuthType == token.AuthTypeEmailPassword || tk.AuthType == token.AuthTypePhonePassword {
		if ss.PasswordTag != user.PasswordTag {
			ctx.JSON(200, errors.ErrTokenInvalid)
			return
		}
	}

	tk2 := token.Token{
		SessionId:         tk.SessionId,
		TokenId:           token.NewTokenId(),
		AuthType:          tk.AuthType,
//.........这里部分代码省略.........
开发者ID:bmbstack，项目名称:go-user，代码行数:101，代码来源:refresh.go


示例6: ServeHTTP

// ServeHTTP 处理 http 消息请求
//  NOTE: 调用者保证所有参数有效
func ServeHTTP(w http.ResponseWriter, r *http.Request, queryValues url.Values, srv Server, errHandler ErrorHandler) {
	LogInfoln("[WECHAT_DEBUG] request uri:", r.RequestURI)
	LogInfoln("[WECHAT_DEBUG] request remote-addr:", r.RemoteAddr)
	LogInfoln("[WECHAT_DEBUG] request user-agent:", r.UserAgent())

	switch r.Method {
	case "POST": // 消息处理
		switch encryptType := queryValues.Get("encrypt_type"); encryptType {
		case "aes": // 安全模式, 兼容模式
			signature := queryValues.Get("signature") // 只读取, 不做校验

			msgSignature1 := queryValues.Get("msg_signature")
			if msgSignature1 == "" {
				errHandler.ServeError(w, r, errors.New("msg_signature is empty"))
				return
			}

			timestampStr := queryValues.Get("timestamp")
			if timestampStr == "" {
				errHandler.ServeError(w, r, errors.New("timestamp is empty"))
				return
			}

			timestamp, err := strconv.ParseInt(timestampStr, 10, 64)
			if err != nil {
				err = errors.New("can not parse timestamp to int64: " + timestampStr)
				errHandler.ServeError(w, r, err)
				return
			}

			nonce := queryValues.Get("nonce")
			if nonce == "" {
				errHandler.ServeError(w, r, errors.New("nonce is empty"))
				return
			}

			reqBody, err := ioutil.ReadAll(r.Body)
			if err != nil {
				errHandler.ServeError(w, r, err)
				return
			}
			LogInfoln("[WECHAT_DEBUG] request msg http body:\r\n", string(reqBody))

			var requestHttpBody RequestHttpBody
			if err := xml.Unmarshal(reqBody, &requestHttpBody); err != nil {
				errHandler.ServeError(w, r, err)
				return
			}

			// 安全考虑验证下 ToUserName
			haveToUserName := requestHttpBody.ToUserName
			wantToUserName := srv.OriId()
			if wantToUserName != "" && !security.SecureCompareString(haveToUserName, wantToUserName) {
				err := fmt.Errorf("the RequestHttpBody's ToUserName mismatch, have: %s, want: %s", haveToUserName, wantToUserName)
				errHandler.ServeError(w, r, err)
				return
			}

			token := srv.Token()

			// 验证签名
			msgSignature2 := util.MsgSign(token, timestampStr, nonce, requestHttpBody.EncryptedMsg)
			if !security.SecureCompareString(msgSignature1, msgSignature2) {
				err := fmt.Errorf("check msg_signature failed, input: %s, local: %s", msgSignature1, msgSignature2)
				errHandler.ServeError(w, r, err)
				return
			}

			// 解密
			encryptedMsgBytes, err := base64.StdEncoding.DecodeString(requestHttpBody.EncryptedMsg)
			if err != nil {
				errHandler.ServeError(w, r, err)
				return
			}

			aesKey := srv.CurrentAESKey()
			random, rawMsgXML, haveAppIdBytes, err := util.AESDecryptMsg(encryptedMsgBytes, aesKey)
			if err != nil {
				// 尝试用上一次的 AESKey 来解密
				lastAESKey, isLastAESKeyValid := srv.LastAESKey()
				if !isLastAESKeyValid {
					errHandler.ServeError(w, r, err)
					return
				}

				aesKey = lastAESKey // NOTE

				random, rawMsgXML, haveAppIdBytes, err = util.AESDecryptMsg(encryptedMsgBytes, aesKey)
				if err != nil {
					errHandler.ServeError(w, r, err)
					return
				}
			}
			haveAppId := string(haveAppIdBytes)
			wantAppId := srv.AppId()
			if wantAppId != "" && !security.SecureCompareString(haveAppId, wantAppId) {
				err := fmt.Errorf("the message's appid mismatch, have: %s, want: %s", haveAppId, wantAppId)
				errHandler.ServeError(w, r, err)
//.........这里部分代码省略.........
开发者ID:jsix，项目名称:wechat，代码行数:101，代码来源:serve_http.debug.go


示例7: AuthHandler

// 微信 oauth2 认证
//  需要提供 code, state 参数.
func AuthHandler(ctx *gin.Context) {
	// MustAuthHandler(ctx)
	queryValues := ctx.Request.URL.Query()
	code := queryValues.Get("code")
	if code == "" {
		ctx.JSON(200, errors.ErrBadRequest)
		return
	}
	state := queryValues.Get("state")
	if state == "" {
		ctx.JSON(200, errors.ErrBadRequest)
		return
	}

	ss := ctx.MustGet("sso_session").(*session.Session)

	// 比较 state 是否一致
	if !security.SecureCompareString(state, ss.OAuth2State) {
		ctx.JSON(200, errors.ErrOAuthStateMismatch)
		return
	}

	oauth2Client := oauth2.Client{
		Config: oauth2Config,
	}
	oauth2Token, err := oauth2Client.Exchange(code)
	if err != nil {
		glog.Errorln(err)
		ctx.JSON(200, errors.ErrInternalServerError)
		return
	}
	if oauth2Token.UnionId == "" {
		glog.Errorln("unionid is empty")
		ctx.JSON(200, errors.ErrInternalServerError)
		return
	}

	timestamp := time.Now().Unix()
	user, err := model.GetByWechat(oauth2Token.UnionId)
	switch err {
	default:
		glog.Errorln(err)
		ctx.JSON(200, errors.ErrInternalServerError)
		return
	case model.ErrNotFound:
		var oauth2UserInfo openOAuth2.UserInfo
		if err = oauth2Client.GetUserInfo(&oauth2UserInfo, ""); err != nil {
			glog.Errorln(err)
			ctx.JSON(200, errors.ErrInternalServerError)
			return
		}

		user, err = model.AddByWechat(oauth2Token.UnionId, oauth2UserInfo.Nickname, timestamp)
		if err != nil {
			glog.Errorln(err)
			ctx.JSON(200, errors.ErrInternalServerError)
			return
		}
		fallthrough
	case nil:
		sid, err := session.NewSessionId()
		if err != nil {
			glog.Errorln(err)
			ctx.JSON(200, errors.ErrInternalServerError)
			return
		}

		tk2 := token.Token{
			SessionId:         sid,
			TokenId:           token.NewTokenId(),
			AuthType:          token.AuthTypeOAuthWechat,
			ExpirationAccess:  token.ExpirationAccess(timestamp),
			ExpirationRefresh: token.ExpirationRefresh(timestamp),
		}
		tk2EncodedBytes, err := tk2.Encode()
		if err != nil {
			glog.Errorln(err)
			ctx.JSON(200, errors.ErrTokenEncodeFailed)
			return
		}

		ss2 := session.Session{
			TokenSignature: tk2.Signatrue,
			UserId:         user.Id,
			PasswordTag:    user.PasswordTag,
		}
		if err = session.Add(sid, &ss2); err != nil {
			glog.Errorln(err)
			ctx.JSON(200, errors.ErrInternalServerError)
			return
		}

		resp := struct {
			*errors.Error
			Token string `json:"token"`
		}{
			Error: errors.ErrOK,
			Token: string(tk2EncodedBytes),
//.........这里部分代码省略.........
开发者ID:bmbstack，项目名称:go-user，代码行数:101，代码来源:auth.go


示例8: ServeHTTP

// ServeHTTP 处理微信服务器的回调请求, queryParams 参数可以为 nil.
func (srv *Server) ServeHTTP(w http.ResponseWriter, r *http.Request, queryParams url.Values) {
	callback.DebugPrintRequest(r)
	errorHandler := srv.errorHandler

	switch r.Method {
	case "POST":
		requestBody, err := ioutil.ReadAll(r.Body)
		if err != nil {
			errorHandler.ServeError(w, r, err)
			return
		}
		callback.DebugPrintRequestMessage(requestBody)

		msg, err := util.DecodeXMLToMap(bytes.NewReader(requestBody))
		if err != nil {
			errorHandler.ServeError(w, r, err)
			return
		}

		returnCode, ok := msg["return_code"]
		if returnCode == ReturnCodeSuccess || !ok {
			haveAppId := msg["appid"]
			wantAppId := srv.appId
			if haveAppId != "" && wantAppId != "" && !security.SecureCompareString(haveAppId, wantAppId) {
				err = fmt.Errorf("appid mismatch, have: %s, want: %s", haveAppId, wantAppId)
				errorHandler.ServeError(w, r, err)
				return
			}

			haveMchId := msg["mch_id"]
			wantMchId := srv.mchId
			if haveMchId != "" && wantMchId != "" && !security.SecureCompareString(haveMchId, wantMchId) {
				err = fmt.Errorf("mch_id mismatch, have: %s, want: %s", haveMchId, wantMchId)
				errorHandler.ServeError(w, r, err)
				return
			}

			// 认证签名
			haveSignature, ok := msg["sign"]
			if !ok {
				err = ErrNotFoundSign
				errorHandler.ServeError(w, r, err)
				return
			}
			wantSignature := Sign(msg, srv.apiKey, nil)
			if !security.SecureCompareString(haveSignature, wantSignature) {
				err = fmt.Errorf("sign mismatch,\nhave: %s,\nwant: %s", haveSignature, wantSignature)
				errorHandler.ServeError(w, r, err)
				return
			}
		}

		ctx := &Context{
			Server: srv,

			ResponseWriter: w,
			Request:        r,

			RequestBody: requestBody,
			Msg:         msg,

			handlerIndex: initHandlerIndex,
		}
		srv.handler.ServeMsg(ctx)
	default:
		errorHandler.ServeError(w, r, errors.New("Unexpected HTTP Method: "+r.Method))
	}
}
开发者ID:btbxbob，项目名称:wechat，代码行数:69，代码来源:server.go


示例9: ServeHTTP

// ServeHTTP 处理微信服务器的回调请求, queryParams 参数可以为 nil.
func (srv *Server) ServeHTTP(w http.ResponseWriter, r *http.Request, queryParams url.Values) {
	callback.DebugPrintRequest(r)
	if queryParams == nil {
		queryParams = r.URL.Query()
	}
	errorHandler := srv.errorHandler

	switch r.Method {
	case "POST": // 推送消息(事件)
		switch encryptType := queryParams.Get("encrypt_type"); encryptType {
		case "aes":
			haveSignature := queryParams.Get("signature")
			if haveSignature == "" {
				errorHandler.ServeError(w, r, errors.New("not found signature query parameter"))
				return
			}
			haveMsgSignature := queryParams.Get("msg_signature")
			if haveMsgSignature == "" {
				errorHandler.ServeError(w, r, errors.New("not found msg_signature query parameter"))
				return
			}
			timestampString := queryParams.Get("timestamp")
			if timestampString == "" {
				errorHandler.ServeError(w, r, errors.New("not found timestamp query parameter"))
				return
			}
			timestamp, err := strconv.ParseInt(timestampString, 10, 64)
			if err != nil {
				err = fmt.Errorf("can not parse timestamp query parameter %q to int64", timestampString)
				errorHandler.ServeError(w, r, err)
				return
			}
			nonce := queryParams.Get("nonce")
			if nonce == "" {
				errorHandler.ServeError(w, r, errors.New("not found nonce query parameter"))
				return
			}

			var token string
			currentToken, lastToken := srv.getToken()
			if currentToken == "" {
				err = errors.New("token was not set for Server, see NewServer function or Server.SetToken method")
				errorHandler.ServeError(w, r, err)
				return
			}
			token = currentToken
			wantSignature := util.Sign(token, timestampString, nonce)
			if !security.SecureCompareString(haveSignature, wantSignature) {
				if lastToken == "" {
					err = fmt.Errorf("check signature failed, have: %s, want: %s", haveSignature, wantSignature)
					errorHandler.ServeError(w, r, err)
					return
				}
				token = lastToken
				wantSignature = util.Sign(token, timestampString, nonce)
				if !security.SecureCompareString(haveSignature, wantSignature) {
					err = fmt.Errorf("check signature failed, have: %s, want: %s", haveSignature, wantSignature)
					errorHandler.ServeError(w, r, err)
					return
				}
			} else {
				if lastToken != "" {
					srv.removeLastToken(lastToken)
				}
			}

			requestBodyBuf := textBufferPool.Get().(*bytes.Buffer)
			requestBodyBuf.Reset()
			defer textBufferPool.Put(requestBodyBuf)

			if _, err = requestBodyBuf.ReadFrom(r.Body); err != nil {
				errorHandler.ServeError(w, r, err)
				return
			}
			requestBodyBytes := requestBodyBuf.Bytes()

			var requestHttpBody cipherRequestHttpBody
			if err = xmlUnmarshal(requestBodyBytes, &requestHttpBody); err != nil {
				errorHandler.ServeError(w, r, err)
				return
			}

			haveToUserName := requestHttpBody.ToUserName
			wantToUserName := srv.oriId
			if wantToUserName != "" && !security.SecureCompareString(haveToUserName, wantToUserName) {
				err = fmt.Errorf("the message ToUserName mismatch, have: %s, want: %s",
					haveToUserName, wantToUserName)
				errorHandler.ServeError(w, r, err)
				return
			}

			wantMsgSignature := util.MsgSign(token, timestampString, nonce, string(requestHttpBody.Base64EncryptedMsg))
			if !security.SecureCompareString(haveMsgSignature, wantMsgSignature) {
				err = fmt.Errorf("check msg_signature failed, have: %s, want: %s", haveMsgSignature, wantMsgSignature)
				errorHandler.ServeError(w, r, err)
				return
			}

			encryptedMsg := make([]byte, base64.StdEncoding.DecodedLen(len(requestHttpBody.Base64EncryptedMsg)))
//.........这里部分代码省略.........
开发者ID:btbxbob，项目名称:wechat，代码行数:101，代码来源:server.go



注：本文中的github.com/chanxuehong/util/security.SecureCompareString函数示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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