CN106230817B - Distributed mass data transmission method and system - Google Patents
Distributed mass data transmission method and system Download PDFInfo
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- CN106230817B CN106230817B CN201610616904.6A CN201610616904A CN106230817B CN 106230817 B CN106230817 B CN 106230817B CN 201610616904 A CN201610616904 A CN 201610616904A CN 106230817 B CN106230817 B CN 106230817B
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/02—Network architectures or network communication protocols for network security for separating internal from external traffic, e.g. firewalls
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/02—Network architectures or network communication protocols for network security for separating internal from external traffic, e.g. firewalls
- H04L63/0281—Proxies
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
- H04L69/161—Implementation details of TCP/IP or UDP/IP stack architecture; Specification of modified or new header fields
Abstract
The invention discloses a kind of distributed mass data transmission method, this method mainly includes distributed file access system, breakpoint transmission, flow control, offline transmission, file five technologies of compression.The invention also discloses a kind of distributed mass data Transmission systems.The present invention can be effectively isolated the transmission channel of secret information, and the safety of enhancement information transmission improves the information transmission system for the tenability of super large data volume and the reliability of transmission.With the present invention can solve network state it is unstable, using presence is uncertain, portfolios are slow the problems such as.
Description
Technical field
The present invention relates to data transmission technology more particularly to a kind of distributed mass data transmission method and systems.
Background technique
In Defense Information field, on-operational duty system reaches its maturity, and produces commander, the situation synthesis information letter of magnanimity
Breath is badly in need of constructing these next centrally stored data of a large-scale data center.How to be carried out between each data center's node
Mass data transfers become the popular research direction in Defense Information field.
Summary of the invention
Goal of the invention: in view of the problems of the existing technology the present invention, provides a kind of distributed mass data transmission method
And system, present invention transmission are safe and reliable.
Technical solution: distributed mass data transmission method of the present invention includes:
(1) application software for sending client is registered to the file transmission clothes for sending server by file transfer agent
Business；
(2) when the application software for sending client needs to send data, data are submitted to send by file transfer agent
Request the file transfer services of transmission server；
(3) file transfer services for sending server are held consultation with the file transfer services for receiving server, and inquiry connects
IP address and file reception path where receiving client are established between servicing and transmit TCP connection；
(4) send server file transfer services call send client distributed file access service, read to
File transfer services are sent data to, and are transferred to the file transfer services for receiving server；
(5) the distributed file access service that server calls receive client is received, remote data is write and receives road
Under diameter；
(6) it if data do not receive, jumps to step (4) and continues to transmit；
(7) it after data receiver, sends server and notifies data transmission state to the application software for sending client,
Server is received to notify data transmission state to the application software for receiving client.
Further, step (1) specifically includes:
(11) it after sending the application software operation of client, is transmitted by file transfer agent to the file for sending server
Service sends registration request；
(12) it after the file transfer services of transmission server receive registration request, is registered, and is transmitted to this document
Agency sends the feedback message that succeeds in registration, and completes application registration.
Further, it if the data for needing to transmit in step (2) are multiple files, is handled using following methods:
The application software for sending client submits multiple files to transmit a request to transmission server by file transfer agent
File transfer services；
Multiple files are sent request and are saved in database by the file transfer services for sending server, and are safeguarded to be sent
The transmission state of file record；
The file transfer services circulation for sending server takes out file record to be sent from database, is ready for sending text
Part.
Further, it if the data for needing to transmit in step (2) are files, is handled using following methods:
The application software for sending client, which presents a paper to press from both sides to transmit a request to by file transfer agent, sends server
File transfer services；
Portfolios request is saved in database by the file transfer services for sending server, and safeguards text to be sent
The transmission state of part folder record；
The file transfer services for sending server take out file record to be sent from database, to file to be sent
Reception server is transmitted to after carrying out compression processing.
Further, step (4) specifically includes:
(41) file transfer services for sending server call the distributed file access service for sending client, read number
According to send server on；
(42) server is sent to data encryption；
(43) server is sent by encrypted content transmission to reception server.
Further, flow control is carried out using token bucket algorithm in this method, specifically: for transmission client and reception
Client is arranged a leaky bucket coutroi velocity, or for for send all file in server send setting overall situation leaky bucket come
The flow velocity of all opposite ends is controlled, and flow control can come into force in real time.
Distributed mass data Transmission system of the present invention includes:
Client is sent, application software, file transfer agent and distributed file access service are equipped with；Application software is used for
Registration request and data sending request are sent to server is sent by file transfer agent；Distributed file access service is used for
After establishing transmission TCP connection between server, is read under the calling for sending server and pending transmit data to reception server；
Server is sent, file transfer services are equipped with；This document transmission service after receiving registration request for carrying out
Registration, and for holding consultation after receiving data sending request with reception server, connect when reception server inquires
After IP address where receiving client and file reception path, TCP connection is transmitted with receiving between server foundation services, is also used to
The distributed file server for sending client is called after establishing transmission TCP connection, the data that distributed file server is read pass
Transport to reception server；
Server is received, file transfer services are equipped with；This document transmission service is looked into for holding consultation with transmission server
IP address and file reception path where receiving client are ask, and is established between service with transmission server and transmits TCP connection, is also used
In calling the distributed file server for receiving client after establishing transmission TCP connection, the data that will send server transport are passed
Transport to reception client；
Client is received, application software, file transfer agent and distributed file access service are equipped with；Application software is used for
Message is received by file transfer agent；Distributed file access service is for establishing transmission TCP connection between server after, connecing
It receives and writes received remote data under RX path under the calling of server.
Further, the file transfer services for sending server are also used to pass file after file reception
Defeated state notifying is to the application software for sending client；The file transfer services for receiving server are also used in file reception
After, file transmission state is notified to the application software for receiving client.
Further, it is additionally provided with database in the transmission server, the application software for recording transmission client mentions
The multiple data sending requests handed over, so that it is to be sent to take out the file transfer services for sending server circulation from the database
File record is ready for sending file, and the transmission state of real-time update file record to be sent.
Further, the transmission server is additionally provided with compression module, after compressing to the file to be sent
It transmits again, receives server and be additionally provided with decompression module, for being decompressed to received file.
The present invention realizes distributed file access system, breakpoint transmission, flow control, offline transmission, file compression
Five technologies.
1, distributed file access system
The present invention provides distributed document transmission method.Transmission service can allow distributed file access by read command
Local remote data is read file transfer services by service, can also be incited somebody to action by write order by distributed file access service
The remote data of file transfer services writes local.Distributed file access service allows the present invention to build the clothes of centralization
Business layout and distributed File conveyer system.
2, the breakpoint transmission of super large file
It sends the file transmission request that client is initiated and file transmission service is submitted to by file transfer agent, by sending
Application request is saved in database by service.The service of transmission can constantly take out request record to be sent from database,
It holds consultation with opposite end service.Opposite end service-seeking receives IP address and the file reception path of client, builds with the service of transmission
Vertical TCP connection starts to receive file and be saved in receive under the specified path of client.After file end of transmission, clothes are received
The message that business notice client finishes receiving, while sending client for the state for sending database file request record is updated and being
It is sent.When transmission is interrupted accidentally or after by application pause, the service of transmission the transmission will record shape in resetting database
State is to initial binning state.This transmission task will continue waiting for being serviced scheduling again and send, this time transmission flow and new storage
Transmission task it is similar.But send service will since last time received position continue transmission file, without from the beginning opening
Starting weight newly transmits, this strategy effectively raises the efficiency of transmission of mass data.
3, flow control is transmitted
The present invention establishes flow control mechanism, can both be directed to the transmission speed limit of the single file of transmitting terminal, or
The transmission of transmitting terminal All Files carries out total speed limit.Flow-control mechanism mainly uses token bucket algorithm, sets the total size of leaky bucket first,
Represent the file total size that initial time can transmit.It can calculate what the moment had sent according to the transmission flow velocity of application settings
File size, remaining transmissible byte number in leaky bucket can be calculated by subtracting the file size sent with current leaky bucket size
Amount.If byte quantity, which is greater than zero, to be indicated to continue to send, if byte quantity waits for certain time less than zero, first expand leaky bucket
Capacity, then recalculate remaining transmissible byte number.Both a leaky bucket can be arranged for the single opposite end that sends in the present invention
Its flow velocity is controlled, the stream that global leaky bucket is set to control all opposite ends can also be sent for file all in service is sent
Speed, and flow control can come into force in real time.The present invention can adjust the transmission of task according to transformation task priority status
Speed accelerates the transmission speed of urgent file.
4, client off-line is sent
In order to detect the online offline situation of application, function is guarded in present invention setting heartbeat between transmission agency and transmission service
Energy.The list that all registration applications are safeguarded in transmission service, IP address, file reception where record Apply Names, client
Path and whether presence.The application for registration periodically applied from transmission agency to transmission service commitment.If time-out does not receive
Using registration message, registration application state is set to offline by transmission service.For applying the data sending request having been filed on offline,
Service continues to scheduling and sends, and file is transferred to reception applications client.When applications client sends file to offline
In application, service by according to application register list in information, file be saved in receive client registers reception file
Under path.After offline application is online again, service is at once notified the transmission state of file to application.In the present invention, pass
Defeated service database saves application and sends the mechanism of request and the heartbeat guard feature of application registration, though guarantee client from
In the case where line.Service also can be according to data sending request information and applicating history registration information, voluntarily on backstage by file
It is transferred to designated position.
5, file compression transmission
Transmission for file, the present invention can be by the way of files in traverse folder, and sequence is sent one by one.
But the transmission of file that the present invention designs is to send that there are certain service negotiations for each file based on reliable mechanism
Expense.When the few file of byte number in file is on the high side, sending a file with the mode of traversal will lead to negotiation time
Excessively, the efficiency of transmission of file is reduced.For this problem, the present invention provides compression transmission mechanism.Applications client mentions
Hand over portfolios request into service database, the service of transmission first presses file after taking out transmission request record
Contracting processing sends opposite end service for compressed file according still further to common file transmission flow, simultaneously by opposite end service decompressing files
It is saved in using under RX path, finally gives the message informing finished receiving to reception applications client.
Compared with prior art, the invention proposes a kind of mass data method for reliable transmission, are the transmission of mass data
Provide safe, reliable, efficient support.The present invention can be effectively isolated the transmission channel of secret information, enhancement information transmission
Safety, improve the information transmission system for the tenability of super large data volume and the reliability of transmission, can with the present invention
With solve network state it is unstable, using presence is uncertain, portfolios are slow the problems such as.The present invention support 20G with
Upper mass data transfers are realized using registration area and data transmission region isolation and guarantee the safety of transmission, can track
Message transmissions state provides effective retransmission mechanism to guarantee the reliability of file transmission, is also equipped with the functions such as breakpoint transmission
Guarantee the high efficiency of transmission.
Detailed description of the invention
Fig. 1 is the system block diagram of one embodiment of distributed mass data Transmission system provided by the invention；
Fig. 2 is the flow diagram of one embodiment of distributed mass data transmission method provided by the invention；
Fig. 3 is the flow diagram of another embodiment of distributed mass data transmission method provided by the invention.
Specific embodiment
Embodiment 1
As shown in Figure 1, the distributed mass data Transmission system of the present embodiment, which includes sending client, sending
Server receives server and receives client.Wherein, it sends client and is equipped with application software, file transfer agent and distribution
Formula file access services；Application software is used to send registration request and data transmission to server is sent by file transfer agent
Request；Distributed file access service is for establishing transmission TCP connection between server after, read under the calling for sending server
It is pending to transmit data to reception server.It sends server and is equipped with file transfer services；This document transmission service is for receiving
It is registered after registration request, and for holding consultation after receiving data sending request with reception server, works as reception
After IP address where server inquires reception client and file reception path, transmitted receiving between server foundation services
TCP connection is also used to call the distributed file server for sending client after establishing transmission TCP connection, by distributed document
The data that service is read are transmitted to reception server.It receives server and is equipped with file transfer services；This document transmission service is used for
It holds consultation with server is sent, IP address and file reception path where inquire-receive client, and built with server is sent
TCP connection is transmitted between vertical service, is also used to call the distributed file server for receiving client after establishing transmission TCP connection,
The data for sending server transport are transmitted to reception client.Receive client be equipped with application software, file transfer agent and
Distributed file access service；Application software is used to receive message by file transfer agent；Distributed file access service is used
After establishing transmission TCP connection between server, received remote data is write into RX path under the calling for receiving server
Under.
Further, the file transfer services for sending server are also used to after file reception, and file is transmitted shape
State is notified to the application software for sending client；The file transfer services for receiving server are also used to finish in file reception
Afterwards, file transmission state is notified to the application software for receiving client.
Further, it sends in server and is additionally provided with database, what the application software for recording transmission client was submitted
Multiple data sending requests, so that the file transfer services for sending server circulation be made to take out file to be sent from the database
Record, is ready for sending file, and the transmission state of real-time update file record to be sent.
Further, it sends server and is additionally provided with compression module, for being passed again after being compressed to the file to be sent
It is defeated, it receives server and is additionally provided with decompression module, for being decompressed to received file.
Embodiment 2
As shown in Fig. 2, present embodiments providing a kind of distributed mass data transmission method, this method is based on above-mentioned transmission
System, specifically includes the following steps:
S1, the application software for sending client are registered to the file transmission clothes for sending server by file transfer agent
Business.
The step specifically includes: after sending the application software operation of client, being serviced by file transfer agent to transmission
The file transfer services of device send registration request；After the file transfer services of transmission server receive registration request, infused
Volume, and the feedback message that succeeds in registration is sent to this document transmission agency, complete application registration.
S2, when send client application software need to send data when, pass through file transfer agent submit data send
Request the file transfer services of transmission server.
If desired the data transmitted are multiple files, are handled using following methods: sending the application software of client
By file transfer agent submit multiple files transmit a request to send server file transfer services；Send the text of server
Multiple files are sent request and are saved in database by part transmission service, and safeguard the transmission state of file record to be sent；Hair
It send the file transfer services of server to recycle and takes out file record to be sent from database, be ready for sending file.
S3, the file transfer services for sending server are held consultation with the file transfer services for receiving server, and inquiry connects
IP address and file reception path where receiving client are established between servicing and transmit TCP connection.
S4, send server file transfer services call send client distributed file access service, read to
File transfer services are sent data to, and are transferred to the file transfer services for receiving server.
The step specifically includes: the file transfer services for sending server call the distributed file access for sending client
Service is read in data to transmission server；Server is sent to data encryption；Server is sent by encrypted content transmission
To reception server.
In addition, flow control is carried out using token bucket algorithm in this method, specifically: for transmission client and receive client
End setting one leaky bucket coutroi velocity, or for controlling for sending all file in server and send setting overall situation leaky bucket
The flow velocity of all opposite ends, and flow control can come into force in real time.
S5, the distributed file access service that server calls receive client is received, remote data is write and receives road
Under diameter.
If S6, data do not receive, jumps to step S4 and continue to transmit.
After S7, data receiver, sends server and notifies data transmission state to the application software for sending client,
Server is received to notify data transmission state to the application software for receiving client.
Embodiment 3
As shown in figure 3, present embodiments providing a kind of distributed mass data transmission method, this method is based on embodiment 1
Transmission system, the difference of the present embodiment and embodiment 2 is step S2 and step S5, other steps are identical.
Step S2 in the present embodiment specifically: when needing to transmit file, the application software for sending client passes through text
Part transmission agency present a paper folder transmit a request to send server file transfer services；The file for sending server transmits clothes
Portfolios request is saved in database by business, and safeguards the transmission state of file record to be sent；Send server
File transfer services file to be sent record is taken out from database, it is quasi- after carrying out compression processing to file to be sent
Preparation is sent.
Step S5 in the present embodiment are as follows: receive server for after received file decompression, call point for receiving client
Cloth file access services write the content remote of file under RX path.
Above disclosed be only the one or more of preferred embodiments of the present invention, cannot limit the present invention's with this
Interest field, therefore equivalent changes made in accordance with the claims of the present invention, are still within the scope of the present invention.
Claims (10)
1. a kind of distributed mass data transmission method, it is characterised in that this method comprises:
(1) application software for sending client is registered to the file transfer services for sending server by file transfer agent；
(2) when the application software for sending client needs to send data, data sending request is submitted by file transfer agent
To the file transfer services for sending server；
(3) file transfer services for sending server are held consultation with the file transfer services for receiving server, inquire-receive visitor
IP address and file reception path where the end of family are established between servicing and transmit TCP connection；
(4) file transfer services for sending server call the distributed file access service for sending client, read to be sent
Data are transferred to the file transfer services for receiving server to file transfer services；
(5) the distributed file access service that server calls receive client is received, remote data is write under RX path；
(6) it if data do not receive, jumps to step (4) and continues to transmit；
(7) it after data receiver, sends server and notifies to receive to the application software for sending client by data transmission state
Server notifies data transmission state to the application software for receiving client.
2. distributed mass data transmission method according to claim 1, it is characterised in that: step (1) specifically includes:
(11) send client application software operation after, by file transfer agent to send server file transfer services
Send registration request；
(12) send server file transfer services receive registration request after, registered, and to this document transmission agency
Transmission is succeeded in registration feedback message, and application registration is completed.
3. distributed mass data transmission method according to claim 1, it is characterised in that: if needing to pass in step (2)
Defeated data are multiple files, are handled using following methods:
Send the text that the application software of client submits multiple files to transmit a request to transmission server by file transfer agent
Part transmission service；
Multiple files are sent request and are saved in database by the file transfer services for sending server, and safeguard file to be sent
The transmission state of record；
The file transfer services circulation for sending server takes out file record to be sent from database, is ready for sending file.
4. distributed mass data transmission method according to claim 1, it is characterised in that: if needing to pass in step (2)
When defeated data are files, handled using following methods:
The application software for sending client, which presents a paper to press from both sides by file transfer agent, transmit a request to the file for sending server
Transmission service；
Portfolios request is saved in database by the file transfer services for sending server, and safeguards file to be sent
The transmission state of record；
The file transfer services for sending server take out file record to be sent from database, carry out to file to be sent
Reception server is transmitted to after compression processing.
5. distributed mass data transmission method according to claim 1, it is characterised in that: step (4) specifically includes:
(41) file transfer services for sending server call the distributed file access service for sending client, read data and arrive
It sends on server；
(42) server is sent to data encryption；
(43) server is sent by encrypted content transmission to reception server.
6. distributed mass data transmission method according to claim 1, it is characterised in that: calculated in this method using leaky bucket
Method carries out flow control, specifically: one leaky bucket coutroi velocity is set for sending client and receiving client, or for hair
File all in server is sent to send the flow velocity that global leaky bucket is set to control all opposite ends, and flow control can be real-time
It comes into force.
7. a kind of distributed mass data Transmission system, it is characterised in that the system includes:
Client is sent, application software, file transfer agent and distributed file access service are equipped with；Application software is for passing through
File transfer agent sends registration request and data sending request to server is sent；Distributed file access service is for servicing
After establishing transmission TCP connection between device, is read under the calling for sending server and pending transmit data to reception server；
Server is sent, file transfer services are equipped with；This document transmission is serviced for being registered after receiving registration request,
And for holding consultation after receiving data sending request with reception server, reception client is inquired when receiving server
After end place IP address and file reception path, TCP connection is transmitted receiving between server foundation services, is also used to establishing biography
The distributed file server for sending client is called after defeated TCP connection, and the data that distributed file server is read are transmitted to and are connect
Receive server；
Server is received, file transfer services are equipped with；For holding consultation with transmission server, inquiry is connect for this document transmission service
IP address and file reception path where receiving client, and TCP connection is transmitted with sending between server foundation services, it is also used to
The distributed file server for receiving client is called after establishing transmission TCP connection, the data for sending server transport are transmitted to
Receive client；
Client is received, application software, file transfer agent and distributed file access service are equipped with；Application software is for passing through
File transfer agent receives message；Distributed file access service is for establishing transmission TCP connection between server after, taken receiving
Received remote data is write under RX path under the calling of device of being engaged in.
8. distributed mass data Transmission system according to claim 7, it is characterised in that:
The file transfer services for sending server are also used to after file reception, and file transmission state is notified to hair
Send the application software of client；
The file transfer services for receiving server are also used to after file reception, and file transmission state is notified to connecing
Receive the application software of client.
9. distributed mass data Transmission system according to claim 7, it is characterised in that: in the transmission server also
It is serviced for recording the multiple data sending requests for sending the application software of client and submitting to make to send equipped with database
The file transfer services circulation of device takes out file record to be sent from the database, is ready for sending file, and real-time update waits for
Send the transmission state of file record.
10. distributed mass data Transmission system according to claim 7, it is characterised in that: the transmission server is also
It receives server for being transmitted again after being compressed to the file to be sent equipped with compression module and is additionally provided with decompression module, use
It is decompressed in received file.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610616904.6A CN106230817B (en) | 2016-07-29 | 2016-07-29 | Distributed mass data transmission method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610616904.6A CN106230817B (en) | 2016-07-29 | 2016-07-29 | Distributed mass data transmission method and system |
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| CN106230817A CN106230817A (en) | 2016-12-14 |
| CN106230817B true CN106230817B (en) | 2019-04-02 |
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| CN201610616904.6A Active CN106230817B (en) | 2016-07-29 | 2016-07-29 | Distributed mass data transmission method and system |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108040115B (en) * | 2017-12-21 | 2021-03-02 | 北京华夏电通科技股份有限公司 | File transmission method and device |
| CN108881485A (en) * | 2018-07-30 | 2018-11-23 | 中国石油化工股份有限公司 | The method for ensureing the high concurrent system response time under big data packet |
| CN113067842B (en) * | 2020-01-02 | 2022-12-09 | 阿里巴巴集团控股有限公司 | Data processing method, device, equipment and computer storage medium |
| CN115086295A (en) * | 2022-05-26 | 2022-09-20 | 北京快乐茄信息技术有限公司 | File transmission method, file transmission device, server and storage medium |
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| CN106230817A (en) | 2016-12-14 |
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