CN106230870A - Proprietary protocol document transmission system and method - Google Patents
Proprietary protocol document transmission system and method Download PDFInfo
- Publication number
- CN106230870A CN106230870A CN201610891850.4A CN201610891850A CN106230870A CN 106230870 A CN106230870 A CN 106230870A CN 201610891850 A CN201610891850 A CN 201610891850A CN 106230870 A CN106230870 A CN 106230870A
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- China
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- proprietary protocol
- outer net
- intranet
- central server
- media services
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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]
-
- 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
- H04L63/14—Network architectures or network communication protocols for network security for detecting or protecting against malicious traffic
- H04L63/1441—Countermeasures against malicious traffic
-
- 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
- H04L63/30—Network architectures or network communication protocols for network security for supporting lawful interception, monitoring or retaining of communications or communication related information
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- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Technology Law (AREA)
- Computer And Data Communications (AREA)
Abstract
The invention discloses a kind of proprietary protocol document transmission system and method, system includes outer net and Intranet, it is connected by infinite bandwidth cable between outer net proprietary protocol media services central server with Intranet proprietary protocol media services central server, outer net and two separate networks that Intranet is Network Isolation；Outer net application end has access to the ftp server of Intranet by proprietary protocol；The proprietary protocol media services central server agency of outer net arranges the service port number of the ftp server of Intranet.Client directly initiates transmission request in FTP mode, and bottom transfers all-transparent；Realize the file security transmission between two physical systems that IB cuts off, ensure can realize between physical system the transmission of file, prevent from again internetwork illegally distorting, the problem such as network attack, virus spread, as long as the compatible various systems supporting FTP transmission on the market, convenient access.
Description
Technical field
The present invention relates to file transmission field, particularly a kind of proprietary protocol document transmission system and method.
Background technology
File transmission (file transfer) is a file or a part therein to be passed to from a computer system
Another computer system.One file or a part therein are passed to another department of computer science from a computer system
System.It going storage in file transmission to another computer, or may access the file on remote computer, or file is transmitted
Run (as a program) to another computer up or process (as data), or file transmission to printer is gone to beat
Print.Owing in networking, the file system of each computer often differs, therefore, the file transmission rule that the whole network to be set up is public
Then, referred to as file transfer protocol (FTP) (FTP).
The file transfer protocol (FTP) transmitted in both directions controlling file on Internet.Meanwhile, it is also an application journey
Sequence (Application).User can be by it the server phase of the PC of oneself with the most all operation File Transfer Protocol
Even, a large amount of programs on server and information are accessed.The Main Function of FTP, it is simply that allow user connect a remote computer
(running ftp server program on these computers) watches remote computer for which file, then file from remotely meter
Copy local computer on calculation machine, or the file of local computer is delivered to remote computer.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of proprietary protocol document transmission system and side
Method, client directly initiates transmission in FTP mode asks, and bottom transfers all-transparent；Realize two physical systems that IB cuts off
Between file security transmission, it is ensured that the transmission of file can be realized between physical system, prevent from again internetwork illegally distorting,
The problem such as network attack, virus spread, if the compatible various systems supporting FTP transmission on the market, convenient access.
It is an object of the invention to be achieved through the following technical solutions: proprietary protocol document transmission system, outside it includes
Net and Intranet, described outer net include outer network switch, outer net proprietary protocol media services central server, multiple application end and
Outer net ftp server；Described outer net proprietary protocol media services central server, multiple applied host machine and outer net FTP service
Device connects in succession with outer net exchange；Described Intranet includes Intra-Network switch, Intranet proprietary protocol media services central server, many
Individual application end and Intranet ftp server, described Intranet proprietary protocol media services central server, multiple applied host machine and interior
Net ftp server connects in succession with Intranet exchange respectively；Outer net proprietary protocol media services central server and Intranet proprietary protocol
Being connected by IB link between media services central server, outer net and Intranet are two mutually isolated networks；Application end is passed through
Proprietary protocol has access to ftp server.
Described proprietary protocol media services central server uses infiniband board as coffret.
Described outer net proprietary protocol media services central server and Intranet proprietary protocol media services central server
All include the first main frame and the second main frame.
The method of proprietary protocol document transmission system transmission file, outer net transmits to outer net with Intranet to Intranet transmission file
The step of file is identical, and outer net comprises the steps: to Intranet transmission file
The monitoring process of S1: outer net proprietary protocol media services central server starts the progress of work；
S2: outer net proprietary protocol media services central server is the establishment of Intranet ftp server, bundling port number, goes forward side by side
Row is monitored；
S3: judge that application end thread demand, whether more than 0, if more than 0, continuing process, if less than 0, repeats to judge to answer
By end line journey demand；
S4: start application end thread and wait by lock；
S5: judge whether application end connects, if being not connected with, repeating to judge whether application end connects, if connecting, continuing
Process；
S6: use self-defined encapsulation allow the second main frame of outer net proprietary protocol media services central server and Intranet FTP
Server is set up FTP and is controlled passage；
S7: use self-defined encapsulation to allow the second main frame of outer net proprietary protocol media services central server monitor itself
With ftp server dependent event；
S8: make the first main frame of outer net proprietary protocol media services central server monitor itself thing relevant to application end
Part；
S9: use the monitoring behaviour of the second main frame of self-defined encapsulation cancellation outer net proprietary protocol media services central server
Make；
S10: judge whether to need virus killing to support；
A: if desired, then control the order that the application end of channel reception sends and modify process FTP；
B: if need not, then the Intranet ftp server response message that FTP controls channel reception is modified process；
S11: use self-defined encapsulation to complete the first master of application end, outer net proprietary protocol media services central server
Between machine, the second main frame of outer net proprietary protocol media services central server, Intranet ftp server, data forward；
S12: repeat step S7-S11, until completing file transmission.
The order that described client sends includes CWD order and STOR order.
Basic network host-host protocol is packaged into independent API Calls by described self-defined encapsulation.
Described all include with ftp server dependent event and application end dependent event in socket programming readable, can
Write and error event.
The method can also realize application end, the first main frame of outer net proprietary protocol media services central server, PCIE
Between equipment, the second main frame of outer net proprietary protocol media services central server, Intranet ftp server, data forward.
The invention has the beneficial effects as follows: the invention provides a kind of proprietary protocol document transmission system and method, client
Directly initiating transmission request in FTP mode, bottom transfers all-transparent；Realize the file between two physical systems that IB cuts off
Safe transmission, it is ensured that the transmission of file can be realized between physical system, prevent from again internetwork illegally distorting, network attack,
The problems such as virus spread, if the compatible various systems supporting FTP transmission on the market, convenient access.
Accompanying drawing explanation
Fig. 1 is system structure schematic diagram；
Fig. 2 is document transmission method flow chart.
Detailed description of the invention
Technical scheme is described in further detail below in conjunction with the accompanying drawings, but protection scope of the present invention is not limited to
The following stated.
As it is shown in figure 1, proprietary protocol document transmission system, it includes that outer net and Intranet, described outer net include that outer net is handed over
Change planes, outer net proprietary protocol media services central server (PMSC_server), multiple application end and outer net ftp server
(FTP_server)；Described outer net proprietary protocol media services central server, multiple applied host machine and outer net ftp server
Connect in succession with outer net exchange；Described Intranet includes Intra-Network switch, Intranet proprietary protocol media services central server
(PMSC_server), multiple application end and Intranet ftp server (FTP_server), described Intranet proprietary protocol media clothes
Business central server, multiple applied host machine and Intranet ftp server connect in succession with Intranet exchange respectively；Outer net proprietary protocol media
Being connected by IB link between service center server with Intranet proprietary protocol media services central server, outer net and Intranet are two
Individual mutually isolated network；Application end has access to ftp server by proprietary protocol.
Outer net PMSC_server forms PSMC system with Intranet PMSC_server, and PMSC_server uses
Infiniband board is as transmission medium, independent development host-host protocol, it is achieved two networks can in the case of Network Isolation
FTP data transmits, and PMSC_server uses LINUX operating system, and the network interface card of two-server connects two independent things respectively
Reason network, is connected by infiniband cable between two-server.
The PMSC_server port of outer net pc access outer net, the request of outer net is forwarded by PSMC system by proprietary protocol
To the ftp server that Intranet is corresponding, the communication between outer net client and intranet server is corresponding by the distribution of PMSC system
Passage, this completes the FTP communication requirement under Network Isolation environment.
Outer net proprietary protocol media services central server and Intranet proprietary protocol media services central server all include
First main frame and the second main frame.Application end carries out file transmission by transmission system, and application end can be PC, server etc..
As in figure 2 it is shown, the method for proprietary protocol document transmission system transmission file, outer net is to Intranet transmission file and Intranet
Identical to the step of outer net transmission file, outer net comprises the steps: to Intranet transmission file
The monitoring process of S1: outer net proprietary protocol media services central server starts the progress of work；
S2: outer net proprietary protocol media services central server is the establishment of Intranet ftp server, bundling port number, goes forward side by side
Row is monitored；
S3: judge that application end thread demand, whether more than 0, if more than 0, continuing process, if less than 0, repeats to judge to answer
By end line journey demand；
S4: start application end thread and wait by lock；
S5: judge whether application end connects, if being not connected with, repeating to judge whether application end connects, if connecting, continuing
Process；
S6: use self-defined encapsulation allow the second main frame of outer net proprietary protocol media services central server and Intranet FTP
Server is set up FTP and is controlled passage；
S7: use self-defined encapsulation to allow the second main frame of outer net proprietary protocol media services central server monitor itself
With ftp server dependent event；
S8: make the first main frame of outer net proprietary protocol media services central server monitor itself thing relevant to application end
Part；
S9: use the monitoring behaviour of the second main frame of self-defined encapsulation cancellation outer net proprietary protocol media services central server
Make；
S10: judge whether to need virus killing to support；
A: if desired, then control the order that the application end of channel reception sends and modify process FTP；
B: if need not, then the Intranet ftp server response message that FTP controls channel reception is modified process；
S11: use self-defined encapsulation to complete the first master of application end, outer net proprietary protocol media services central server
Between machine, the second main frame of outer net proprietary protocol media services central server, Intranet ftp server, data forward；
S12: repeat step S7-S11, until completing file transmission.
The order that described client sends includes CWD order and STOR order.
Described all include with ftp server dependent event and application end dependent event in socket programming readable, can
Write and error event.
The method can also realize application end, the first main frame of outer net proprietary protocol media services central server, PCIE
Between equipment, the second main frame of outer net proprietary protocol media services central server, Intranet ftp server, data forward.
PCIE device includes InfiniBand/VPI Adapter Cards.
Basic network host-host protocol is packaged into independent API Calls by described self-defined encapsulation, ratio if desired for transmission data,
Can call encapsulation IBSend, it sends package request Message Type exactly in inside is Send message, and carries tool
The packet of volume data.
Basic network host-host protocol request header structure is as follows:
Length:8 byte, for the physical length of whole request bag, including Length field, message type field, sequence
Row number, request content, its value minimum is 1040 less.
Message Type:4 byte, represents the actual type of request, and its value is the positive integer more than 0, the most only uses
Conventional request message type, such as (Socket message, Send message, Recv message etc.) is represented respectively to 0-19.
Sequence:4 byte, represents the serial number of request, for the order of unique identification request.
Request Content: at least 1024 byte, it includes all control contents of non-Send message, if its
Message the type field is Send message, then it also includes data content.
Basic network host-host protocol response header structure is as follows:
Length:8 byte, for the physical length of whole request bag, including Length field, message type field, sequence
Row number, request content, its value minimum is 144 less.
Message Type:4 byte, represents the actual type of response, and its value is the positive integer more than 0, the most only uses
Conventional request message type, such as (Socket message, Send message, Recv message etc.) is represented respectively to 0-19.
Sequence:4 byte, represents the serial number of response, is used for unique order identifying response, its with in request header
Sequence is corresponding.
Request Content: at least 128 byte, it includes all control contents of non-Recv message, if its
Message the type field is Recv message, then it also includes data content.
Document transmission process is monitored and controls passage, obtain current directory by intercepting CWD order；According to whether
Virus killing intercepts STOR order, and revises its parameter value；" 227Entering Passive Mode " according to File Transfer Protocol regulation rings
Should, intercepting ip and port content therein, amendment ip parameter is the ip of oneself, and the journey that newly bursts at the seams monitors this port, finally should
Answer and be sent to client；" 226Transfer Complete " similar response according to File Transfer Protocol judges to be transmitted, and according to
Virus killing demand carries out further result treatment, such as file renaming or deletion file and warning finds virus etc..
Claims (8)
1. proprietary protocol document transmission system, it is characterised in that: it includes that outer net and Intranet, described outer net include that outer net exchanges
Machine, outer net proprietary protocol media services central server, multiple application end and outer net ftp server；The privately owned association of described outer net
View media services central server, multiple applied host machine and outer net ftp server connect in succession with outer net exchange；Described Intranet bag
Include Intra-Network switch, Intranet proprietary protocol media services central server, multiple application end and Intranet ftp server, described
Intranet proprietary protocol media services central server, multiple applied host machine and Intranet ftp server exchange in succession with Intranet respectively
Connect；By IB link between outer net proprietary protocol media services central server and Intranet proprietary protocol media services central server
Connecting, outer net and Intranet are two mutually isolated networks；Application end has access to ftp server by proprietary protocol.
Proprietary protocol document transmission system the most according to claim 1, it is characterised in that: described proprietary protocol media clothes
Business central server uses infiniband board as coffret.
Proprietary protocol document transmission system the most according to claim 1, it is characterised in that: described outer net proprietary protocol matchmaker
Body service center server and Intranet proprietary protocol media services central server all include the first main frame and the second main frame.
4. the method for the proprietary protocol document transmission system transmission file as described in any one in claim 1-3, its feature
Being, outer net is identical to the step of outer net transmission file with Intranet to Intranet transmission file, and outer net includes to Intranet transmission file
Following steps:
The monitoring process of S1: outer net proprietary protocol media services central server starts the progress of work；
S2: outer net proprietary protocol media services central server is the establishment of Intranet ftp server, bundling port number, and supervises
Listen；
S3: judge that application end thread demand, whether more than 0, if more than 0, continuing process, if being less than 0, repeats to judge application end
Thread demand；
S4: start application end thread and wait by lock；
S5: judge whether application end connects, if being not connected with, repeats to judge whether application end connects, if connecting, continue into
Journey；
S6: use self-defined encapsulation allow the second main frame of outer net proprietary protocol media services central server and Intranet FTP service
Device is set up FTP and is controlled passage；
S7: use self-defined encapsulation allow outer net proprietary protocol media services central server second main frame monitor itself with
Ftp server dependent event；
S8: make the first main frame of outer net proprietary protocol media services central server monitor itself and application end dependent event；
S9: use the snoop-operations of the second main frame of self-defined encapsulation cancellation outer net proprietary protocol media services central server；
S10: judge whether to need virus killing to support；
A: if desired, then control the order that the application end of channel reception sends and modify process FTP；
B: if need not, then the Intranet ftp server response message that FTP controls channel reception is modified process；
S11: use self-defined encapsulation to complete application end, the first main frame of outer net proprietary protocol media services central server, outer
Between second main frame of net proprietary protocol media services central server, Intranet ftp server, data forward；
S12: repeat step S7-S11, until completing file transmission.
The method of proprietary protocol document transmission system the most according to claim 4 transmission file, it is characterised in that: described
The order that client sends includes CWD order and STOR order.
The method of proprietary protocol document transmission system the most according to claim 4 transmission file, it is characterised in that: described
Basic network host-host protocol is packaged into independent API Calls by self-defined encapsulation.
The method of proprietary protocol document transmission system the most according to claim 4 transmission file, it is characterised in that: described
Readable, the writeable and error event in socket programming is all included with ftp server dependent event and application end dependent event.
The method of proprietary protocol document transmission system the most according to claim 4 transmission file, it is characterised in that: the method
Application end, the first main frame of outer net proprietary protocol media services central server, PCIE device, the privately owned association of outer net can also be realized
View is data forwarding between the second main frame of media services central server, Intranet ftp server.
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| CN201610891850.4A CN106230870B (en) | 2016-10-13 | 2016-10-13 | Proprietary protocol document transmission system and method |
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| CN106599708A (en) * | 2017-02-21 | 2017-04-26 | 柳州桂通科技股份有限公司 | Real-time access method for preventing visitors from maliciously destroying original data when exchange-accessing between networks and system thereof |
| CN107846405A (en) * | 2017-10-31 | 2018-03-27 | 北京百悟科技有限公司 | The control system and implementation method that intranet and extranet file is exchanged visits |
| CN108023889A (en) * | 2017-12-08 | 2018-05-11 | 浙江广播电视集团 | One kind is based on InfiniBand technology star schema high-speed secure dispatching platforms |
| CN109067720A (en) * | 2018-07-18 | 2018-12-21 | 山东渔翁信息技术股份有限公司 | A kind of protective device and wind generator system |
| CN109600410A (en) * | 2017-09-30 | 2019-04-09 | 杭州海康威视数字技术股份有限公司 | Data-storage system and method |
| CN114785768A (en) * | 2022-03-25 | 2022-07-22 | 飞驰云联(南京)科技有限公司 | File transfer system compatible with and replacing FTP and transfer method thereof |
| CN115118776A (en) * | 2022-06-23 | 2022-09-27 | 北京字跳网络技术有限公司 | Application access method, local connector deployment method and device |
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| CN107846405A (en) * | 2017-10-31 | 2018-03-27 | 北京百悟科技有限公司 | The control system and implementation method that intranet and extranet file is exchanged visits |
| CN108023889A (en) * | 2017-12-08 | 2018-05-11 | 浙江广播电视集团 | One kind is based on InfiniBand technology star schema high-speed secure dispatching platforms |
| CN109067720A (en) * | 2018-07-18 | 2018-12-21 | 山东渔翁信息技术股份有限公司 | A kind of protective device and wind generator system |
| CN114785768A (en) * | 2022-03-25 | 2022-07-22 | 飞驰云联(南京)科技有限公司 | File transfer system compatible with and replacing FTP and transfer method thereof |
| CN115118776A (en) * | 2022-06-23 | 2022-09-27 | 北京字跳网络技术有限公司 | Application access method, local connector deployment method and device |
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|---|---|
| CN106230870B (en) | 2019-04-09 |
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