CN107800699A - A kind of mobile terminal for financial secure environment and gateway server transmission method - Google Patents
A kind of mobile terminal for financial secure environment and gateway server transmission method Download PDFInfo
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- CN107800699A CN107800699A CN201711024472.0A CN201711024472A CN107800699A CN 107800699 A CN107800699 A CN 107800699A CN 201711024472 A CN201711024472 A CN 201711024472A CN 107800699 A CN107800699 A CN 107800699A
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- mobile terminal
- gateway server
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/09—Mapping addresses
- H04L61/25—Mapping addresses of the same type
- H04L61/2503—Translation of Internet protocol [IP] addresses
- H04L61/256—NAT traversal
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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
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1095—Replication or mirroring of data, e.g. scheduling or transport for data synchronisation between network nodes
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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
- H04L67/14—Session management
- H04L67/141—Setup of application sessions
-
- 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
Abstract
The present invention relates to a kind of mobile terminal for financial secure environment and gateway server transmission method, the defects of transmission mechanism for solving intelligent terminal and gateway server compared with prior art can not meet high security requirement.The present invention comprises the following steps：Mobile terminal and gateway server are pre-seted, and it is presetting that off-line data transmission is carried out to mobile terminal and gateway server；Mobile terminal and the foundation of gateway server communication state, communication request is sent by mobile terminal, establishes its communication connection with gateway server；Mobile terminal sends the data to gateway server, after mobile terminal carries out message body segmentation to data, is sent to gateway server；Gateway server receives the message body that mobile terminal is sent, and message body is combined.The present invention can realize the data transfer of mobile terminal and gateway server.
Description
Technical field
The present invention relates to data communication technology field, specifically a kind of mobile terminal for financial secure environment with
Gateway server transmission method.
Background technology
Network interconnection technology has goed deep into the every aspect of people's life, various to be based on net by the development of network technology
Network technology application program also largely produces.The popularization of network service and cloud service and facility give application software of mobile terminal band
Development opportunity is newly carried out, especially by gateway server so that mobile terminal is controlled operation to hardware becomes possibility.
Such as Android, IOS, Windows of main flow
Phone carrys out connection server, realizes the functions such as IP phone, instant messaging, remote control, monitoring, gate inhibition.Particularly
In financial industry, the work of administrative staff can be significantly facilitated using the supervision of mobile terminal progress security device, control.
But the particularity requirement based on financial security, it can not realize mobile terminal to peace using traditional means of communication
The remote control of anti-equipment, it is not only security and does not reach Industry code requirements, the high standards of gateway server security
Common communication connection can not even more be realized.
Therefore, how to design it is a kind of can be applied to transmission mechanism new between intelligent terminal and gateway server into
To be badly in need of the technical problem solved.
The content of the invention
The invention aims to solve the transmission mechanism of intelligent terminal in the prior art and gateway server not expiring
The defects of sufficient high security requirement, there is provided a kind of mobile terminal for financial secure environment comes with gateway server transmission method
Solve the above problems.
To achieve these goals, technical scheme is as follows：
A kind of mobile terminal for financial secure environment and gateway server transmission method, comprise the following steps：
Pre-seting for mobile terminal and gateway server, off-line data transmission is carried out to mobile terminal and gateway server
It is presetting；
The foundation of mobile terminal and gateway server communication state, communication request is sent by mobile terminal, establish its with
The communication connection of gateway server；
Mobile terminal sends the data to gateway server, after mobile terminal carries out message body segmentation to data, is sent to
Gateway server；Gateway server receives the message body that mobile terminal is sent, and message body is combined.
The pre-seting for mobile terminal and gateway server comprises the following steps：
Lightweight data storehouse is embedded in the terminal, and lightweight data storehouse is used for the storage of mobile terminal accessing data；
Add data synchronizing process in the terminal, data synchronizing process be used for mobile terminal service data upload,
Download control；
Synchronous data interface process is added in gateway server, synchronous data interface process is used to control and mobile terminal
Enter row data communication.
The mobile terminal and the foundation of gateway server communication state comprise the following steps：
Mobile terminal sends connection request order, and it is comprised the following steps that：
Mobile terminal sends the connection request order of connection gateway server；
Connection request order is stored in the lightweight data storehouse in mobile terminal by the data synchronizing process in mobile terminal；
The synchronous data interface process of data synchronizing process connection gateway server in mobile terminal,
If can connect, terminal connection gateway server step is moved；
If can not connect, the data synchronizing process in mobile terminal is constantly transferred according to time threshold from lightweight data storehouse
Connection request order, attempt the connection with the synchronous data interface process of gateway server；
Mobile terminal connects gateway server, and mobile terminal penetrates the NAT and fire wall of gateway server, with gateway service
Device establishes communication connection.
Described mobile terminal sends the data to gateway server and comprised the following steps：
The data synchronizing process of mobile terminal is directed to the data being stored in lightweight data storehouse and carries out message segmentation, if producing
Dry size identical message；
Carry out data transmission between the data synchronizing process of mobile terminal and the synchronous data interface process of gateway server
Communication, it comprises the following steps：
The data synchronizing process of mobile terminal sends instruction, instruction format to the synchronous data interface process of gateway server
For { time+message total length+distribution number }；
The synchronous data interface process of gateway server sends ready information to the data synchronizing process of mobile terminal；
The data synchronizing process of mobile terminal sends data message, data to the synchronous data interface process of gateway server
The form of information is { time+number+message body content }；
The data synchronizing process of mobile terminal sends END instruction to the synchronous data interface process of gateway server, terminates
The form of instruction is { time+end identifier }；
The synchronous data interface process of gateway server temporally, transmission order data message is ranked up, restructuring disappears
Body is ceased, judges whether message body is complete；
If the synchronous data interface of gateway server judges that message body is complete, message body is parsed, performs corresponding behaviour
Make, and conversation end instruction is sent to the data synchronizing process of mobile terminal；
If the synchronous data interface of gateway server judges that message body is imperfect, to the data synchronizing process of mobile terminal
Reissue commands are sent, transmission is re-started since first message body.
The method of mobile terminal connection gateway server is to carry out agent advertisement by proxy server, it include with
Lower step：
Mobile terminal sends out request message to proxy server, and request is communicated with gateway server；
The request message of mobile terminal is transferred to gateway server by proxy server；
Gateway server sends subsequent request to mobile terminal；
After mobile terminal receives the subsequent request of gateway server, according to the IP of the HEADER label segments of subsequent request
Instruction is beamed back to gateway server with Port Number；
Mobile terminal is established UDP communications with gateway server and connected.
The method of the mobile terminal connection gateway server is to send both sides' subsequent request simultaneously by proxy server,
It comprises the following steps：
Mobile terminal sends connection request to proxy server；
Gateway server sends connection request to proxy server；
IP the and Port Number that mobile terminal can communicate are burrowed and tell gateway service by proxy server by UDP
Device；
Proxy server, which burrows IP the and Port Number that gateway server can communicate by UDP, tells movement eventually
End；
Mobile terminal and gateway server establish communication connection, and mobile terminal passes through the gateway informed from proxy server
Server ip and Port Number send instructions to gateway server；Gateway server is by being informed from proxy server
Implementing result is informed mobile terminal by mobile terminal IP and Port Number.Beneficial effect
A kind of mobile terminal for financial secure environment of the present invention and gateway server transmission method, with prior art
Compared to the data transfer that can realize mobile terminal and gateway server.By between mobile terminal and gateway server carry out
The point-to-point design directly transmitted, ensure that the security of data transfer between mobile terminal and gateway server, meets gold
Melt the high standards of industry.It is directed under financial secure environment that point-to-point communication technical stability is poor, connection reliability is low
Shortcoming, by being embedded in lightweight data storehouse in the terminal, adding data synchronizing process, same step number is added in gateway server
Realize that mobile terminal data accesses offline, on-line continuous seamless transitions according to the design of interface process so that mobile terminal is answered
With program (APP) network state it is bad in addition without network signal in the case of, also can normally, continuous use application program,
Without being affected.
Brief description of the drawings
Fig. 1 is the method precedence diagram of the present invention；
Fig. 2 is the system catenation principle block diagram of mobile terminal and gateway server in the present invention.
Embodiment
The effect of to make to architectural feature of the invention and being reached, has a better understanding and awareness, to preferable
Embodiment and accompanying drawing coordinate detailed description, are described as follows：
As shown in figure 1, a kind of mobile terminal for financial secure environment of the present invention transmits with gateway server
Method, comprise the following steps：
The first step, mobile terminal and gateway server are pre-seted, and mobile terminal and gateway server are carried out offline
Data transfer is presetting.
It is higher in view of financial secure environment network security requirements, it was connected moving terminal with gateway server
Cheng Zhong, not using in general C/S frameworks, and employ point-to-point communication mechanism.
C (Client)/S (Server) framework is a kind of network architecture pattern that we often take, and server end provides
Service, client send the feedback at request and the reception server end, and Internet chat, the audio-visual management of picture, various WEB services are frequent
Take C/S frameworks.In addition, FTP service, MAIL service are also to take this mode.The shortcomings that C/S frameworks is largely to continue to cause
The increase (Bandwidth-Constrained) of server load so that can not timely ensure the communication between mobile terminal and gateway server, and
And all communication process are had to by server end, if server end can by network attack, a variety of communication connections
Paralysis, its security substantially reduce.And in financial security protection practical application, the operation that mobile terminal is done is to look at monitoring mostly
Whether equipment working state is normal, that is to say, that the communication between mobile terminal and gateway server substantially needs not move through clothes
Business device, simply user tell gateway server to want the operation done by mobile terminal.
Here, server is simply needed as registrar, for providing between mobile terminal and gateway server
Connect and bind.After mobile terminal and gateway server establish communication first, server avoids the need for appointing to them
What is controlled, therefore is taken and point-to-point realized the communication between mobile terminal and gateway server.
But find in actual applications, disconnecting, the state that can not be connected often occurs in point-to-point communication mechanism, this
The defects of appearance of state, causing intelligent terminal not operated, then coordinating APP to develop, allows for intelligent terminal and is absorbed in deadlock
Or can not operation interface situation, the use of extremely inconvenient intelligent terminal.Therefore, in order to solve, network state is unstable to cause energy
Terminal can not normal use the problem of, mobile terminal and gateway server are carried out at this off-line data transmission it is presetting.Its
Comprise the following steps that：
(1) lightweight data storehouse is embedded in the terminal, and lightweight data storehouse is used for the storage of mobile terminal accessing data.
(2) data synchronizing process is added in the terminal, and data synchronizing process is used for mobile terminal service data
Pass, download control.
(3) synchronous data interface process is added in gateway server, synchronous data interface process is used to control and movement
Terminal enters row data communication.
As shown in Fig. 2 the mobile terminal data to be accessed are stored in lightweight data storehouse, the business datum of mobile terminal
Lightweight data storehouse is directly being inquired about and operated to query display and newly-increased, modification；The data of independent operating in other mobile terminal
Synchronized process can carry out the business datum that local (mobile terminal) is newly-increased, changes and upload, i.e. the application program industry of mobile terminal
Business logical process actually only needs to access local offline database, and in the case where there is network, data synchronizing process takes with gateway
The synchronous data interface process of business device synchronizes, in the case of obstructed without network or connection, the application program of mobile terminal
Data synchronizing process is directly accessed, to reach the purpose of offline continuous normal use.
Second step, mobile terminal and the foundation of gateway server communication state, communication request is sent by mobile terminal, built
Stand its communication connection with gateway server.It is comprised the following steps that：
(1) mobile terminal sends connection request order, and it is comprised the following steps that：
A, mobile terminal sends the connection request order of connection gateway server；
B, connection request order is stored in the lightweight data storehouse in mobile terminal by the data synchronizing process in mobile terminal；
This passes through the design in lightweight data storehouse so that the requirement that mobile terminal is sent can enter line delay response, ensure that off-line state
Lower mobile terminal can successfully send order, improve joint efficiency；
C, the synchronous data interface process of the data synchronizing process connection gateway server in mobile terminal,
If can connect, terminal connection gateway server step is moved；
If can not connect, the data synchronizing process in mobile terminal is constantly transferred according to time threshold from lightweight data storehouse
Connection request order, attempt the connection with the synchronous data interface process of gateway server.
(2) mobile terminal connection gateway server, mobile terminal penetrates the NAT and fire wall of gateway server, with gateway
Server establishes communication connection.Due to the particularity of financial security protection network, its safety requirements is higher, and the setting difficulty of router can not
Obtain, the design of particularly NAT and fire wall is even more to be difficult to ensure that point-to-point communication.NAT is by internal IP and external IP progress
The technology changed mutually, has been widely used in intelligent monitoring device, and it is many enterprises because IPV4 resource scarcities that it, which originates from,
Or network company in order to allow a GLOBAL IP to multiple computers use and use shared IP solution method.Usual NAT
It is that inside IP and the Port Number used in in-company each computer is corresponded into shared external IP and Port
Number, NAT are then responsible for by the gauge outfit for passing in and out package change that internal computer and external web environment are linked up.It is anti-
Wall with flues is mainly that enterprise carries out keyholed back plate to network and used, and its major function is：Access control, identification, safety audit.
Therefore, if to ensure that communication is normally carried out, and just has to penetrate through NAT and fire wall.
As the first implementation of mobile terminal connection gateway server, mobile terminal connects the side of gateway server
Method is to carry out agent advertisement by proxy server, and it comprises the following steps：
A, mobile terminal sends out request message to proxy server, and request is communicated with gateway server.
B, the request message of mobile terminal is transferred to gateway server by proxy server.
C, gateway server sends subsequent request to mobile terminal, because subsequent request is initiated from gateway server, institute
It will not be stopped with fire wall or NAT, the Port Number also are denoted as allowing to communicate by fire wall.
D, after mobile terminal receives the subsequent request of gateway server, according to the HEADER label segments of subsequent request
IP and Port Number beam back instruction to gateway server.
E, mobile terminal and gateway server establish UDP communication connections.
So, the communication between mobile terminal and gateway server can be realized by the above-mentioned UDP modes of burrowing, afterwards
Communication between mobile terminal and gateway server is avoided the need for by proxy server, and the hole accomplished fluently by UDP is just
It can carry out communicating.
Fire wall is also installed in the use of existing mobile terminal mostly so that mobile terminal and gateway server both sides have anti-
It can not be communicated when wall with flues.Thus need proxy server while subsequent request is sent to both sides.As mobile whole
Second of implementation of end connection gateway server, the method for mobile terminal connection gateway server is to pass through proxy server
Both sides' subsequent request simultaneously is sent, it comprises the following steps：
A, mobile terminal sends connection request to proxy server, due to being the connection request initiated from mobile terminal, moves
The fire wall of dynamic terminal will not prevent.
B, gateway server sends connection request to proxy server, similarly, due to being the company initiated from gateway server
Request is connect, the fire wall of gateway server will not prevent.
C, proxy server, which burrows IP the and Port Number that mobile terminal can communicate by UDP, tells gateway to take
Business device.
D, IP the and Port Number that gateway server can communicate are burrowed and tell movement by proxy server by UDP
Terminal.
E, mobile terminal and gateway server establish communication connection, and mobile terminal passes through the net informed from proxy server
Close server ip and Port Number send instructions to gateway server；Gateway server from proxy server by being informed
Mobile terminal IP and Port Number implementing result is informed into mobile terminal.Equally, mobile terminal and gateway server afterwards
Between communication just without proxy server, the passage after being burrowed by UDP is communicated.
3rd step, mobile terminal send the data to gateway server.After mobile terminal carries out message body segmentation to data,
It is sent to gateway server；Gateway server receives the message body that mobile terminal is sent, and message body is combined.Its is specific
Step is as follows：
(1) data synchronizing process of mobile terminal is directed to the data being stored in lightweight data storehouse and carries out message segmentation, production
Several raw size identical messages.When big message is sent, if message length (transmits most more than MTU on network
Big data bag, unit are bytes), be likely to occur the phenomenon of packet loss.MTU herein is the minimum passed through in data transmission procedure
Bandwidth, MTU can be typically predicted as to 1280bytes, can so ensure that the user using dial-up connection also substantially will not
The situation of packet loss occurs.Based on above reason, we can split into message several small messages of 1280bytes units.
(2) data biography is carried out between the data synchronizing process of mobile terminal and the synchronous data interface process of gateway server
Defeated communication, it comprises the following steps：
A, the data synchronizing process of mobile terminal sends instruction to the synchronous data interface process of gateway server, instructs lattice
Formula is { time+message total length+distribution number }；
B, the synchronous data interface process of gateway server sends ready letter to the data synchronizing process of mobile terminal
Breath；
C, the data synchronizing process of mobile terminal sends data message, number to the synchronous data interface process of gateway server
It is believed that the form of breath is { time+number+message body content }；If for example, sharing N number of small messages, n times transmission is carried out, it is counted
It is believed that breath form for { the 1 time+first paragraph message body content of time+the }, { the 2 times+second segment message body content of time+the }, when
Between+the 3+the three section of message body content ..., { time+N sections of n-th+the message body content }；
D, the data synchronizing process of mobile terminal sends END instruction, knot to the synchronous data interface process of gateway server
Shu Zhiling form is { time+end identifier }；
E, the synchronous data interface process of gateway server temporally, transmission order data message is ranked up, recombinate
Message body, judge whether message body is complete；
F, the synchronous data interface of gateway server judges that message body is complete, and message body is parsed, and performs corresponding behaviour
Make, and conversation end instruction is sent to the data synchronizing process of mobile terminal；
G, the synchronous data interface of gateway server judges that message body is imperfect, then to the data synchronizing process of mobile terminal
Reissue commands are sent, transmission is re-started since first message body.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
For personnel it should be appreciated that the present invention is not limited to the above embodiments, that described in above-described embodiment and specification is the present invention
Principle, various changes and modifications of the present invention are possible without departing from the spirit and scope of the present invention, these change and
Improvement is both fallen within the range of claimed invention.The protection domain of application claims by appended claims and its
Equivalent defines.
Claims (6)
1. a kind of mobile terminal for financial secure environment and gateway server transmission method, it is characterised in that including following
Step：
11) mobile terminal and gateway server are pre-seted, and off-line data transmission is carried out to mobile terminal and gateway server
It is presetting；
12) mobile terminal and the foundation of gateway server communication state, communication request is sent by mobile terminal, establishes itself and net
Close the communication connection of server；
13) mobile terminal sends the data to gateway server, after mobile terminal carries out message body segmentation to data, is sent to net
Close server；Gateway server receives the message body that mobile terminal is sent, and message body is combined.
2. a kind of mobile terminal for financial secure environment according to claim 1 and gateway server transmission method,
Characterized in that, the mobile terminal and pre-seting for gateway server comprise the following steps：
21) lightweight data storehouse is embedded in the terminal, and lightweight data storehouse is used for the storage of mobile terminal accessing data；
22) add data synchronizing process in the terminal, data synchronizing process be used for mobile terminal service data upload, under
Carry control；
23) synchronous data interface process is added in gateway server, synchronous data interface process is used to control and mobile terminal
Enter row data communication.
3. a kind of mobile terminal for financial secure environment according to claim 1 and gateway server transmission method,
Characterized in that, the mobile terminal and the foundation of gateway server communication state comprise the following steps：
31) mobile terminal sends connection request order, and it is comprised the following steps that：
311) mobile terminal sends the connection request order of connection gateway server；
312) connection request order is stored in the lightweight data storehouse in mobile terminal by the data synchronizing process in mobile terminal；
313) the synchronous data interface process of the data synchronizing process connection gateway server in mobile terminal,
If can connect, terminal connection gateway server step is moved；
If can not connect, the data synchronizing process in mobile terminal constantly transfers connection according to time threshold from lightweight data storehouse
Request command, attempt the connection with the synchronous data interface process of gateway server；
32) mobile terminal connection gateway server, mobile terminal penetrates the NAT and fire wall of gateway server, with gateway service
Device establishes communication connection.
4. a kind of mobile terminal for financial secure environment according to claim 1 and gateway server transmission method,
Comprise the following steps characterized in that, described mobile terminal sends the data to gateway server：
41) data synchronizing process of mobile terminal is directed to the data being stored in lightweight data storehouse and carries out message segmentation, if producing
Dry size identical message；
42) carry out data transmission leading between the data synchronizing process of mobile terminal and the synchronous data interface process of gateway server
Letter, it comprises the following steps：
421) data synchronizing process of mobile terminal sends instruction, instruction format to the synchronous data interface process of gateway server
For { time+message total length+distribution number }；
422) the synchronous data interface process of gateway server sends ready information to the data synchronizing process of mobile terminal；
423) data synchronizing process of mobile terminal sends data message, data to the synchronous data interface process of gateway server
The form of information is { time+number+message body content }；
424) data synchronizing process of mobile terminal sends END instruction to the synchronous data interface process of gateway server, terminates
The form of instruction is { time+end identifier }；
425) the synchronous data interface process of gateway server temporally, transmission order data message is ranked up, restructuring disappears
Body is ceased, judges whether message body is complete；
426) if the synchronous data interface of gateway server judges that message body is complete, message body is parsed, performs corresponding behaviour
Make, and conversation end instruction is sent to the data synchronizing process of mobile terminal；
If 427) synchronous data interface of gateway server judges that message body is imperfect, to the data synchronizing process of mobile terminal
Reissue commands are sent, transmission is re-started since first message body.
5. a kind of mobile terminal for financial secure environment according to claim 3 and gateway server transmission method,
Characterized in that, the method for the mobile terminal connection gateway server is to carry out agent advertisement by proxy server, it is wrapped
Include following steps：
51) mobile terminal sends out request message to proxy server, and request is communicated with gateway server；
52) request message of mobile terminal is transferred to gateway server by proxy server；
53) gateway server sends subsequent request to mobile terminal；
54) after mobile terminal receives the subsequent request of gateway server, according to the IP of the HEADER label segments of subsequent request
Instruction is beamed back to gateway server with Port Number；
55) mobile terminal is established UDP communications with gateway server and connected.
6. a kind of mobile terminal for financial secure environment according to claim 3 and gateway server transmission method,
Characterized in that, the method for the mobile terminal connection gateway server is to send both sides by proxy server while continue to ask
Ask, it comprises the following steps：
61) mobile terminal sends connection request to proxy server；
62) gateway server sends connection request to proxy server；
63) IP the and Port Number that mobile terminal can communicate are burrowed and tell gateway service by proxy server by UDP
Device；
64) proxy server, which burrows IP the and Port Number that gateway server can communicate by UDP, tells movement eventually
End；
65) mobile terminal and gateway server establish communication connection, and mobile terminal passes through the gateway informed from proxy server
Server ip and Port Number send instructions to gateway server；Gateway server is by being informed from proxy server
Implementing result is informed mobile terminal by mobile terminal IP and Port Number.
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| CN110677471A (en) * | 2019-09-24 | 2020-01-10 | 日立楼宇技术（广州）有限公司 | Data link construction method, device, equipment and storage medium of access control system |
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