CN107239239A - Data transmission method and system - Google Patents
Data transmission method and system Download PDFInfo
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- CN107239239A CN107239239A CN201610182416.9A CN201610182416A CN107239239A CN 107239239 A CN107239239 A CN 107239239A CN 201610182416 A CN201610182416 A CN 201610182416A CN 107239239 A CN107239239 A CN 107239239A
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- print data
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1202—Dedicated interfaces to print systems specifically adapted to achieve a particular effect
- G06F3/1203—Improving or facilitating administration, e.g. print management
- G06F3/1209—Improving or facilitating administration, e.g. print management resulting in adapted or bridged legacy communication protocols, e.g. emulation, protocol extension
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1223—Dedicated interfaces to print systems specifically adapted to use a particular technique
- G06F3/1224—Client or server resources management
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1223—Dedicated interfaces to print systems specifically adapted to use a particular technique
- G06F3/1237—Print job management
- G06F3/126—Job scheduling, e.g. queuing, determine appropriate device
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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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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer And Data Communications (AREA)
Abstract
The present invention relates to a kind of data transmission method and system.The above method comprises the following steps：SFTP servers are connected by default port；The declaration form for meeting print conditions is obtained, and generates corresponding print data；The print data is uploaded in the SFTP servers by Secure File Transfer Protocol, printed so that Printing obtains the print data by the SFTP servers.Above-mentioned data transmission method and system, print data is directly obtained from SFTP servers by Printing, the problems such as print data is tampered or lost in transmitting procedure is prevented, and transmission print data is encrypted by Secure File Transfer Protocol, makes print data transmitting procedure safer.
Description
Technical field
The present invention relates to computer realm, more particularly to a kind of data transmission method and system.
Background technology
In insurance business, when insurer in insurance company buys some insurance products, accepted insurance by insurance company
After success, corresponding declaration form can be generated, with increasing for insurance business, generally requires to print substantial amounts of declaration form.
Traditional declaration form printing be by multiple mechanisms of insurance company subordinate in core insurance system in set time point batch
Substantial amounts of declaration form data are extracted, then share to the subcontractor machines for the same Intranet that existed together with mechanism, by outsourcing
Business opportunity device is printed.It is common again by mechanism batch extracting declaration form data in the transmitting procedure of print data
Enjoy cause declaration form data to be tampered to the mode capacity of subcontractor machines, declaration form Missing data the problems such as, risk
It is higher, it is dangerous.
The content of the invention
Based on this, it is necessary to easily cause the problems such as being tampered, lose in transmission for declaration form data, carry
For a kind of data transmission method, make declaration form data safer in transmission.
The problems such as being tampered, lose is easily caused in transmission for declaration form data in addition, there is a need to, is carried
For a kind of data transmission system, make declaration form data safer in transmission.
A kind of data transmission method, comprises the following steps：
SFTP servers are connected by default port；
The declaration form for meeting print conditions is obtained, and generates corresponding print data；
The print data is uploaded in the SFTP servers by Secure File Transfer Protocol, so that printing client
End obtains the print data by the SFTP servers and printed.
In one of the embodiments, it is described the print data is uploaded to by Secure File Transfer Protocol it is described
In SFTP servers, carried out so that Printing obtains the print data by the SFTP servers
Printing, is specifically included：
The print data is uploaded in the SFTP servers by Secure File Transfer Protocol, so that the SFTP
The print data is stored in NAS network storage spaces by server, and by Printing from described
The print data is obtained in NAS network storage spaces to be printed.
A kind of data transmission method, comprises the following steps：
Receive and the print data that client is uploaded by Secure File Transfer Protocol is protected by core；
Obtain the log-on message of Printing；
The log-on message is verified, after being verified, it is allowed to beaten described in the Printing acquisition
Printing is according to being printed.
In one of the embodiments, the printing that client is uploaded by Secure File Transfer Protocol is protected by core in described receive
After the step of data, in addition to：
Obtain the mechanism numbering in the print data；
The print data is put into by the corresponding organisational directory of NAS network storage spaces according to mechanism numbering
In file.
In one of the embodiments, it is described that the log-on message is verified, after being verified, it is allowed to
The Printing obtains the print data and printed, and specifically includes：
Obtain the target mechanism catalogue file folder that the Printing is accessed；
Judge whether the Printing has access rights according to the log-on message, if so, then allowing
The Printing accesses target mechanism catalogue file folder, and is pressed from both sides from target mechanism catalogue file
Middle acquisition print data is printed, if it is not, then returning to the information without access rights to the Printing.
A kind of data transmission system, including：
Link block, for connecting SFTP servers by default port；
Generation module, the declaration form of print conditions is met for obtaining, and generates corresponding print data；
Uploading module, for the print data to be uploaded in the SFTP servers by Secure File Transfer Protocol,
Printed so that Printing obtains the print data by the SFTP servers.
In one of the embodiments, the uploading module is additionally operable to the print data passing through Secure File Transfer Protocol
Upload in the SFTP servers, so that the print data is stored in NAS by the SFTP servers
In network storage space, and the printing number is obtained from the NAS network storage spaces by Printing
According to being printed.
A kind of data transmission system, including：
Receiving module, the print data that client is uploaded by Secure File Transfer Protocol is protected for receiving by core；
Acquisition module, the log-on message for obtaining Printing；
Authentication module, for being verified to the log-on message, after being verified, it is allowed to the printing visitor
Family end obtains the print data and printed.
In one of the embodiments, the mechanism that the acquisition module is additionally operable to obtain in the print data is compiled
Number；
The system also includes memory module, for being put into the print data according to mechanism numbering
In the corresponding organisational directory file of NAS network storage spaces.
In one of the embodiments, the authentication module includes：
Acquiring unit, for obtaining the target mechanism catalogue file folder that the Printing is accessed；
Judging unit, for judging whether the Printing has access rights according to the log-on message,
If so, then allow the Printing to access target mechanism catalogue file folder, and from the target machine
Print data is obtained in structure catalogue file folder to be printed, if it is not, then returning without visit to the Printing
Ask the information of authority.
Above-mentioned data transmission method and system, core protect client and connect SFTP servers by default port, will
Print data is uploaded in SFTP servers by Secure File Transfer Protocol, is directly taken by Printing from SFTP
Print data is obtained on business device to be printed, and is saved in traditional declaration form printing by mechanism batch extracting declaration form
Data share to the link of subcontractor machines again, are directly obtained and printed from SFTP servers by Printing
Data, prevent the problems such as print data is tampered or lost in transmitting procedure, and fight each other by Secure File Transfer Protocol
Printing makes print data transmitting procedure safer according to transmission is encrypted.
Brief description of the drawings
Fig. 1 is the system architecture diagram of data transmission method in one embodiment；
Fig. 2 is the schematic flow sheet of data transmission method in one embodiment；
Fig. 3 is the schematic flow sheet of data transmission method in another embodiment；
Fig. 4 is the schematic flow sheet of SFTP server authentication Printing log-on messages in one embodiment；
Fig. 5 is the structural representation of data transmission system in one embodiment；
Fig. 6 is the structural representation of data transmission system in another embodiment；
Fig. 7 is the structural representation of data transmission system in another embodiment；
Fig. 8 is the internal structure schematic diagram of authentication module in one embodiment.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with accompanying drawing and reality
Example is applied, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
Fig. 1 is the system architecture diagram of data transmission method in one embodiment.As shown in figure 1, core protects client
End 10 connects SFTP (Secure File Transfer Protocol, secure file transportation protocol) by default interface
Server 20, obtains the declaration form for meeting print conditions, and generate corresponding print data.Core protects client 10
The print data of generation is uploaded in SFTP servers 20 by Secure File Transfer Protocol.SFTP servers 20
Receive and the print data that client 10 is uploaded by Secure File Transfer Protocol is protected by core, and print data is stored in NAS
In (Network Attached Storage, network attached storage) network storage space.Printing 30
SFTP servers 20 are logged in, SFTP servers 20 obtain the log-on message of Printing 30, and to stepping on
Record information is verified, after being verified, and Printing 30 can be obtained from NAS network storage spaces and beaten
Printing is according to being printed.
As shown in Fig. 2 a kind of data transmission method, protects client from core and is described, comprise the following steps：
Step S210, SFTP servers are connected by default port.
Specifically, core protect client can by default port 22 open sshd (Secure Shell Daemon,
Safety shell protocol program) finger daemon, and SFTP servers are connected by sshd finger daemons, core is protected
Client can directly input user name and password is logged in, and be logined successfully after being verified, can directly on
Transmitting file is to SFTP servers.In other embodiments, core guarantor client can also be by another way
SFTP servers are connected, for example, in Windows operating system, using Core FTP, FileZilla,
The softwares such as WinSCP, Xftp connect SFTP servers, under a linux operating system, it is possible to use other
Non-default port be attached, by sftp-o port=1000username@remote ip sentences realize step on
Record.
Step S220, obtains the declaration form for meeting print conditions, and generate corresponding print data.
Specifically, the core insurance system that core is protected in client is handled successful declaration form of accepting insurance, when declaration form is full
It during sufficient print conditions, can be marked as can print, or uniformly be stored in mimeograph documents folder.Core protects visitor
Family end obtains the declaration form for meeting print conditions, and generates corresponding print data respectively.Print data may include
Paper type number, item, printing content and corresponding print position etc..
Step S230, print data is uploaded in SFTP servers by Secure File Transfer Protocol, so that printing visitor
Family end obtains print data by SFTP servers and printed.
The print data of generation can be encrypted by Secure File Transfer Protocol, and uploaded specifically, core protects client
To SFTP servers, SFTP servers receive and print data can be decrypted after print data, go forward side by side
Row storage.Printing can be obtained the print data for protecting client upload by core by SFTP servers and be gone forward side by side
Row printing, for example, can directly replicate print data or download print data.
Above-mentioned data transmission method, core protects client and connects SFTP servers by default port, will print number
Uploaded to according to by Secure File Transfer Protocol in SFTP servers, by Printing directly from SFTP servers
Obtain print data to be printed, save during traditional declaration form is printed by mechanism batch extracting declaration form data again
The link of subcontractor machines is shared to, print data is directly obtained from SFTP servers by Printing,
The problems such as print data is tampered or lost in transmitting procedure is prevented, and by Secure File Transfer Protocol to print data
Transmission is encrypted, makes print data transmitting procedure safer.
In one embodiment, print data is uploaded to SFTP services by step S230 by Secure File Transfer Protocol
In device, printed, specifically included so that Printing obtains print data by SFTP servers：Will
Print data is uploaded in SFTP servers by Secure File Transfer Protocol, so that SFTP servers are by print data
It is stored in NAS network storage spaces, and is obtained and beat from NAS network storage spaces by Printing
Printing is according to being printed.
Specifically, SFTP servers are received after core protects the print data that client is uploaded, printing number can be obtained
The mechanism numbering included in, and print data is stored in by NAS network storage spaces according to mechanism numbering
In in corresponding organisational directory file.In NAS network storage spaces, there is a correspondence in each mechanism
Organisational directory file, for storing the print data related to mechanism of this area, and each, mechanism is correspondingly
One mechanism numbering, such as Hangzhou mechanism reference numeral 010, Shanghai mechanism reference numeral 035 etc..Can basis
The print data amount of storage is pre- needed for the corresponding historical traffic size of each mechanism, i.e. organisational directory file
The memory space of each organisational directory file is first distributed, for example, mechanism annual portfolio in Shanghai is more,
The memory space for then distributing to Shanghai organisational directory file is larger, and mechanism annual portfolio in Xi'an is less,
The memory space for then distributing to Xi'an organisational directory file is smaller.Also can mean allocation each organisational directory text
The memory space of part folder.
The access rights of the organisational directory file of each Printing account can be distributed previously according to area,
After Printing Successful login SFTP servers, required organisational directory file, SFTP clothes may have access to
Business device can verify that whether Printing has the access rights of organisational directory file, if so, then allowing to beat
Print client accesses the organisational directory file, if without access rights, Printing can not access this
Organisational directory file.For example, Printing used in the subcontractor of certain Shanghai is logged in after SFTP servers,
Its account distributed only has the file of visit Shanghai mechanism and Suzhou mechanism, then may have access to Shanghai mechanism mesh
Record file or Suzhou organisational directory file and obtain corresponding print data and printed, if it wants to access
Hangzhou organisational directory file, then SFTP servers can return to the information that can not be conducted interviews.
The print data of reception is stored in the NAS network storages by above-mentioned data transmission method, SFTP servers
In the corresponding organisational directory file in space, by SFTP servers and NAS network storage space carries, collection
In effectively manage data, and access speed is fast, can meet the read-write of high concurrent big data quantity.
Such as Fig. 3, in another embodiment, a kind of data transmission method is described from SFTP servers,
Comprise the following steps：
Step S310, receives and protects the print data that client is uploaded by Secure File Transfer Protocol by core.
It can obtain the declaration form for meeting print conditions specifically, core protects client and generate corresponding print data,
Print data is encrypted by Secure File Transfer Protocol, print data is then uploaded into SFTP servers.SFTP
Server is received after core protects the print data that client is uploaded by Secure File Transfer Protocol, and print data can be carried out
Decrypt and store, wherein, print data may include paper type number, item, print content and corresponding
Print position etc..
In one embodiment, received in step S310 and beating that Secure File Transfer Protocol is uploaded is passed through by core guarantor's client
Printing is further comprising the steps of after：
(a) the mechanism numbering in print data is obtained.
Specifically, SFTP servers are received after core protects the print data that client is uploaded, printing number can be obtained
The mechanism numbering included in, the mechanism of each different regions can correspond to different numberings, such as Hangzhou mechanism
Reference numeral 010, Shanghai mechanism reference numeral 035 etc..
(b) print data is put into by the corresponding organisational directory of NAS network storage spaces according to mechanism numbering
In file.
Specifically, in NAS network storage spaces, there is a corresponding organisational directory file in each mechanism
Folder, for storing the print data related to mechanism of this area.Can be according to the corresponding history service of each mechanism
The print data amount of storage has allocated each organisational directory text in advance needed for amount size, i.e. organisational directory file
The memory space of part folder, for example, mechanism annual portfolio in Shanghai is more, then distributes to Shanghai organisational directory
The memory space of file is larger, and mechanism annual portfolio in Xi'an is less, then distributes to Xi'an organisational directory
The memory space of file is smaller.Also can mean allocation each organisational directory file memory space.SFTP
Mechanism numbering of the server in print data finds corresponding organisational directory in NAS network storage spaces
File, and print data is deposited in the organisational directory file.By SFTP servers and NAS nets
Network memory space carry, can concentrate and effectively manage data, and access speed is fast, can meet the big number of high concurrent
According to the read-write of amount.
Step S320, obtains the log-on message of Printing.
Specifically, Printing can pass through account, password login SFTP servers, after logining successfully, SFTP
Server can obtain the account of Printing, password, IP and (be interconnected between Internet Protocol, network
Agreement) log-on message such as address.
Step S330, is verified to log-on message, after being verified, it is allowed to which Printing obtains printing
Data are printed.
Specifically, SFTP servers can be verified to the log-on message of Printing, printing visitor is judged
Whether family end has corresponding access rights, and only after being verified, Printing just can be from NAS nets
Network memory space obtains print data and printed.
As shown in figure 4, in one embodiment, step S330 is verified to log-on message, is verified
Afterwards, it is allowed to which Printing obtains print data and printed, and specifically includes following steps：
Step S402, obtains the target mechanism catalogue file folder that Printing is accessed.
Specifically, after Printing is logined successfully, can directly access required organisational directory file.Can
The access rights of the organisational directory file of each Printing account, SFTP clothes are distributed previously according to area
Business device can obtain the target mechanism of the organisational directory file, i.e. Printing that are accessed needed for Printing
Catalogue file is pressed from both sides.
Step S404, judges whether Printing has access rights, if so, then holding according to log-on message
Row step S406, if it is not, then performing step S408.
, can be according to beating specifically, SFTP servers are obtained after the target mechanism catalogue file folder of Printing
The log-on message of print client judges whether the Printing has the access right of the organisational directory file
Limit.The access rights that the account that each Printing is distributed has are different, for example, certain Shanghai outsourcing
Printing used in business is logged in after SFTP servers, and its account distributed only has visit Shanghai mechanism
And the file of Suzhou mechanism, then it may have access to Shanghai organisational directory file or Suzhou organisational directory file simultaneously
Obtain corresponding print data to be printed, if it wants to access Hangzhou organisational directory file, SFTP services
Device can return to the information that can not be conducted interviews.
Step S406, it is allowed to Printing access target organisational directory file, and from target organisational directory
Print data is obtained in file to be printed.
Specifically, after Printing successful access target mechanism catalogue file folder, can directly replicate acquisition should
Print data, can also be downloaded in Printing by the print data in organisational directory file, then carry out
Printing.
Step S408, the information without access rights is returned to Printing.
If specifically, Printing does not have the authority of access target organisational directory file, SFTP services
Device can return to the information without access rights to Printing, and Printing can not successfully obtain the target machine
Print data in structure catalogue file folder.By limiting access right of the Printing to organisational directory file
Limit, can further protect the safety of print data, prevent print data from occurring lose, be maliciously tampered etc. to ask
Topic.
Above-mentioned data transmission method, core protects client and connects SFTP servers by default port, will print number
Uploaded to according to by Secure File Transfer Protocol in SFTP servers, by Printing directly from SFTP servers
Obtain print data to be printed, save during traditional declaration form is printed by mechanism batch extracting declaration form data again
The link of subcontractor machines is shared to, print data is directly obtained from SFTP servers by Printing,
The problems such as print data is tampered or lost in transmitting procedure is prevented, and by Secure File Transfer Protocol to print data
Transmission is encrypted, makes print data transmitting procedure safer.
For the course of work of the clearer above-mentioned data transmission method of explanation, described with specific example, but
Notebook data transmission method is not limited to be applied to the specific example.
Core protects client and connects SFTP servers by default port 22, and passes through account, password login SFTP
Server.Core protects client and obtains the declaration form with printable mark, generates corresponding print data, and will
Print data is encrypted by Secure File Transfer Protocol to be uploaded in SFTP servers.SFTP servers receive by
Core protects the print data that client is uploaded, and obtains the mechanism numbering 010 in print data.SFTP servers
Print data is deposited in corresponding Hangzhou organisational directory file according to the mechanism numbering 010 of print data.
The subcontractor of In Hangzhou Region of Zhe Jiang Province connects SFTP servers using Printing, and is stepped on by account, password
Record.Printing accesses Hangzhou organisational directory file, and SFTP servers are verified to the account, are sentenced
Whether break has the access rights of Hangzhou mechanism file.The account of the Printing has Hangzhou mechanism mesh
The access rights of file are recorded, the subcontractor of In Hangzhou Region of Zhe Jiang Province can successful access Hangzhou mechanism by Printing
Catalogue file is pressed from both sides, and the print data downloaded in the organisational directory file of Hangzhou is printed.
As shown in figure 5, a kind of data transmission system, including link block 510, generation module 520 and upload
Module 530.
Link block 510, for connecting SFTP servers by default port.
Specifically, core, which protects client, to open sshd finger daemons by default port 22, and pass through sshd
Finger daemon connects SFTP servers, and core guarantor's client can directly input user name and password is logged in, and tests
Card is logined successfully after passing through, and can directly go up transmitting file to SFTP servers.In other embodiments, core
SFTP servers can also be connected by another way by protecting client, for example, operating system in Windows
In system, using Core FTP, FileZilla, WinSCP, the software connection SFTP servers such as Xftp, in Linux
Under operating system, it is possible to use other non-default ports are attached, and pass through sftp-o port=1000
Username@remote ip sentences, which are realized, to be logged in.
Generation module 520, the declaration form of print conditions is met for obtaining, and generates corresponding print data.
Specifically, the core insurance system that core is protected in client is handled successful declaration form of accepting insurance, when declaration form is full
It during sufficient print conditions, can be marked as can print, or uniformly be stored in mimeograph documents folder.Core protects visitor
Family end obtains the declaration form for meeting print conditions, and generates corresponding print data respectively.Print data may include
Paper type number, item, printing content and corresponding print position etc..
Uploading module 530, for print data to be uploaded in SFTP servers by Secure File Transfer Protocol, with
Make Printing obtain print data by SFTP servers to be printed.
The print data of generation can be encrypted by Secure File Transfer Protocol, and uploaded specifically, core protects client
To SFTP servers, SFTP servers receive and print data can be decrypted after print data, go forward side by side
Row storage.Printing can be obtained the print data for protecting client upload by core by SFTP servers and be gone forward side by side
Row printing, for example, can directly replicate print data or download print data.
Above-mentioned data transmission system, core protects client and connects SFTP servers by default port, will print number
Uploaded to according to by Secure File Transfer Protocol in SFTP servers, by Printing directly from SFTP servers
Obtain print data to be printed, save during traditional declaration form is printed by mechanism batch extracting declaration form data again
The link of subcontractor machines is shared to, print data is directly obtained from SFTP servers by Printing,
The problems such as print data is tampered or lost in transmitting procedure is prevented, and by Secure File Transfer Protocol to print data
Transmission is encrypted, makes print data transmitting procedure safer.
In one embodiment, uploading module 530 is additionally operable to upload to print data by Secure File Transfer Protocol
In SFTP servers, so that print data is stored in NAS network storage spaces by SFTP servers, and
Print data is obtained by Printing from NAS network storage spaces to be printed.
Specifically, SFTP servers are received after core protects the print data that client is uploaded, printing number can be obtained
The mechanism numbering included in, and print data is stored in by NAS network storage spaces according to mechanism numbering
In in corresponding organisational directory file.In NAS network storage spaces, there is a correspondence in each mechanism
Organisational directory file, for storing the print data related to mechanism of this area, and each, mechanism is correspondingly
One mechanism numbering, such as Hangzhou mechanism reference numeral 010, Shanghai mechanism reference numeral 035 etc..Can basis
The print data amount of storage is pre- needed for the corresponding historical traffic size of each mechanism, i.e. organisational directory file
The memory space of each organisational directory file is first distributed, for example, mechanism annual portfolio in Shanghai is more,
The memory space for then distributing to Shanghai organisational directory file is larger, and mechanism annual portfolio in Xi'an is less,
The memory space for then distributing to Xi'an organisational directory file is smaller.Also can mean allocation each organisational directory text
The memory space of part folder.
The access rights of the organisational directory file of each Printing account can be distributed previously according to area,
After Printing Successful login SFTP servers, required organisational directory file, SFTP clothes may have access to
Business device can verify that whether Printing has the access rights of organisational directory file, if so, then allowing to beat
Print client accesses the organisational directory file, if without access rights, Printing can not access this
Organisational directory file.For example, Printing used in the subcontractor of certain Shanghai is logged in after SFTP servers,
Its account distributed only has the file of visit Shanghai mechanism and Suzhou mechanism, then may have access to Shanghai mechanism mesh
Record file or Suzhou organisational directory file and obtain corresponding print data and printed, if it wants to access
Hangzhou organisational directory file, then SFTP servers can return to the information that can not be conducted interviews.
The print data of reception is stored in the NAS network storages by above-mentioned data transmission system, SFTP servers
In the corresponding organisational directory file in space, by SFTP servers and NAS network storage space carries, collection
In effectively manage data, and access speed is fast, can meet the read-write of high concurrent big data quantity.
As shown in fig. 6, in another embodiment, a kind of data transmission system, including receiving module 610,
Acquisition module 620 and authentication module 630.
Receiving module 610, the print data that client is uploaded by Secure File Transfer Protocol is protected for receiving by core.
It can obtain the declaration form for meeting print conditions specifically, core protects client and generate corresponding print data,
Print data is encrypted by Secure File Transfer Protocol, print data is then uploaded into SFTP servers.SFTP
Server is received after core protects the print data that client is uploaded by Secure File Transfer Protocol, and print data can be carried out
Decrypt and store, wherein, print data may include paper type number, item, print content and corresponding
Print position etc..
Acquisition module 620, the log-on message for obtaining Printing.
Specifically, Printing can pass through account, password login SFTP servers, after logining successfully, SFTP
Server can obtain the log-on messages such as account, password, the IP address of Printing.
Authentication module 630, for being verified to log-on message, after being verified, it is allowed to which Printing is obtained
Print data is taken to be printed.
Specifically, SFTP servers can be verified to the log-on message of Printing, printing visitor is judged
Whether family end has corresponding access rights, and only after being verified, Printing just can be from NAS nets
Network memory space obtains print data and printed.
Above-mentioned data transmission system, core protects client and connects SFTP servers by default port, will print number
Uploaded to according to by Secure File Transfer Protocol in SFTP servers, by Printing directly from SFTP servers
Obtain print data to be printed, save during traditional declaration form is printed by mechanism batch extracting declaration form data again
The link of subcontractor machines is shared to, print data is directly obtained from SFTP servers by Printing,
The problems such as print data is tampered or lost in transmitting procedure is prevented, and by Secure File Transfer Protocol to print data
Transmission is encrypted, makes print data transmitting procedure safer.
As shown in fig. 7, in one embodiment, above-mentioned data transmission system, except including receiving module 610,
Acquisition module 620 and authentication module 630, in addition to memory module 640.
Acquisition module 620 is additionally operable to obtain the mechanism numbering in print data.
Specifically, SFTP servers are received after core protects the print data that client is uploaded, printing number can be obtained
The mechanism numbering included in, the mechanism of each different regions can correspond to different numberings, such as Hangzhou mechanism
Reference numeral 010, Shanghai mechanism reference numeral 035 etc..
Memory module 640, for print data to be put into NAS network storage spaces correspondence according to mechanism numbering
Organisational directory file in.
Specifically, in NAS network storage spaces, there is a corresponding organisational directory file in each mechanism
Folder, for storing the print data related to mechanism of this area.Can be according to the corresponding history service of each mechanism
The print data amount of storage has allocated each organisational directory text in advance needed for amount size, i.e. organisational directory file
The memory space of part folder, for example, mechanism annual portfolio in Shanghai is more, then distributes to Shanghai organisational directory
The memory space of file is larger, and mechanism annual portfolio in Xi'an is less, then distributes to Xi'an organisational directory
The memory space of file is smaller.Also can mean allocation each organisational directory file memory space.SFTP
Mechanism numbering of the server in print data finds corresponding organisational directory in NAS network storage spaces
File, and print data is deposited in the organisational directory file.
The print data of reception is stored in the NAS network storages by above-mentioned data transmission system, SFTP servers
In the corresponding organisational directory file in space, by SFTP servers and NAS network storage space carries, collection
In effectively manage data, and access speed is fast, can meet the read-write of high concurrent big data quantity.
As shown in figure 8, in one embodiment, authentication module 630 includes acquiring unit 632 and judges single
Member 634.
Acquiring unit 632, the target mechanism catalogue file folder for obtaining Printing access.
Specifically, after Printing is logined successfully, can directly access required organisational directory file.Can
The access rights of the organisational directory file of each Printing account, SFTP clothes are distributed previously according to area
Business device can obtain the target mechanism of the organisational directory file, i.e. Printing that are accessed needed for Printing
Catalogue file is pressed from both sides.
Judging unit 634, for judging whether Printing has access rights according to log-on message, if so,
Then allow Printing access target organisational directory file, and obtained from target mechanism catalogue file folder
Print data is printed, if it is not, then returning to the information without access rights to Printing.
, can be according to beating specifically, SFTP servers are obtained after the target mechanism catalogue file folder of Printing
The log-on message of print client judges whether the Printing has the access right of the organisational directory file
Limit.The access rights that the account that each Printing is distributed has are different, for example, certain Shanghai outsourcing
Printing used in business is logged in after SFTP servers, and its account distributed only has visit Shanghai mechanism
And the file of Suzhou mechanism, then it may have access to Shanghai organisational directory file or Suzhou organisational directory file simultaneously
Obtain corresponding print data to be printed, if it wants to access Hangzhou organisational directory file, SFTP services
Device can return to the information that can not be conducted interviews.After Printing successful access target mechanism catalogue file folder,
The print data obtained in the organisational directory file can be directly replicated, print data can be also downloaded to printing
In client, then printed.
Above-mentioned data transmission system, by limiting access rights of the Printing to organisational directory file,
The safety of print data can be further protected, the problems such as print data occurs loss, is maliciously tampered is prevented.
Each technical characteristic of embodiment described above can be combined arbitrarily, not right to make description succinct
The all possible combination of each technical characteristic in above-described embodiment is all described, as long as however, these skills
Contradiction is not present in the combination of art feature, is all considered to be the scope of this specification record.
Embodiment described above only expresses the several embodiments of the present invention, and it describes more specific and detailed,
But can not therefore it be construed as limiting the scope of the patent.It should be pointed out that for this area
For those of ordinary skill, without departing from the inventive concept of the premise, some deformations can also be made and changed
Enter, these belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be with appended power
Profit requires to be defined.
Claims (10)
1. a kind of data transmission method, it is characterised in that comprise the following steps：
SFTP servers are connected by default port；
The declaration form for meeting print conditions is obtained, and generates corresponding print data；
The print data is uploaded in the SFTP servers by Secure File Transfer Protocol, so that printing client
End obtains the print data by the SFTP servers and printed.
2. data transmission method according to claim 1, it is characterised in that described by the printing number
Uploaded to according to by Secure File Transfer Protocol in the SFTP servers, so that Printing passes through the SFTP
Server obtains the print data and printed, and specifically includes：
The print data is uploaded in the SFTP servers by Secure File Transfer Protocol, so that the SFTP
The print data is stored in NAS network storage spaces by server, and by Printing from described
The print data is obtained in NAS network storage spaces to be printed.
3. a kind of data transmission method, it is characterised in that comprise the following steps：
Receive and the print data that client is uploaded by Secure File Transfer Protocol is protected by core；
Obtain the log-on message of Printing；
The log-on message is verified, after being verified, it is allowed to beaten described in the Printing acquisition
Printing is according to being printed.
4. data transmission method according to claim 3, it is characterised in that protected in the reception by core
After the step of print data that client is uploaded by Secure File Transfer Protocol, in addition to：
Obtain the mechanism numbering in the print data；
The print data is put into by the corresponding organisational directory of NAS network storage spaces according to mechanism numbering
In file.
5. data transmission method according to claim 4, it is characterised in that described to believe described log in
Breath is verified, after being verified, it is allowed to which the Printing obtains the print data and printed,
Specifically include：
Obtain the target mechanism catalogue file folder that the Printing is accessed；
Judge whether the Printing has access rights according to the log-on message, if so, then allowing
The Printing accesses target mechanism catalogue file folder, and is pressed from both sides from target mechanism catalogue file
Middle acquisition print data is printed, if it is not, then returning to the information without access rights to the Printing.
6. a kind of data transmission system, it is characterised in that including：
Link block, for connecting SFTP servers by default port；
Generation module, the declaration form of print conditions is met for obtaining, and generates corresponding print data；
Uploading module, for the print data to be uploaded in the SFTP servers by Secure File Transfer Protocol,
Printed so that Printing obtains the print data by the SFTP servers.
7. data transmission system according to claim 6, it is characterised in that the uploading module is also used
In the print data is uploaded to by Secure File Transfer Protocol in the SFTP servers, so that the SFTP
The print data is stored in NAS network storage spaces by server, and by Printing from described
The print data is obtained in NAS network storage spaces to be printed.
8. a kind of data transmission system, it is characterised in that including：
Receiving module, the print data that client is uploaded by Secure File Transfer Protocol is protected for receiving by core；
Acquisition module, the log-on message for obtaining Printing；
Authentication module, for being verified to the log-on message, after being verified, it is allowed to the printing visitor
Family end obtains the print data and printed.
9. data transmission system according to claim 8, it is characterised in that the acquisition module is also used
Numbered in obtaining the mechanism in the print data；
The system also includes memory module, for being put into the print data according to mechanism numbering
In the corresponding organisational directory file of NAS network storage spaces.
10. data transmission system according to claim 9, it is characterised in that the authentication module bag
Include：
Acquiring unit, for obtaining the target mechanism catalogue file folder that the Printing is accessed；
Judging unit, for judging whether the Printing has access rights according to the log-on message,
If so, then allow the Printing to access target mechanism catalogue file folder, and from the target machine
Print data is obtained in structure catalogue file folder to be printed, if it is not, then returning without visit to the Printing
Ask the information of authority.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610182416.9A CN107239239A (en) | 2016-03-28 | 2016-03-28 | Data transmission method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610182416.9A CN107239239A (en) | 2016-03-28 | 2016-03-28 | Data transmission method and system |
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| Publication Number | Publication Date |
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| CN107239239A true CN107239239A (en) | 2017-10-10 |
Family
ID=59983187
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610182416.9A Pending CN107239239A (en) | 2016-03-28 | 2016-03-28 | Data transmission method and system |
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| CN (1) | CN107239239A (en) |
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