CN104504079A - Drawing and document data outgoing method based on PDM (pulse duration modulation) - Google Patents
Drawing and document data outgoing method based on PDM (pulse duration modulation) Download PDFInfo
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- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/90—Details of database functions independent of the retrieved data types
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
- G06F21/6209—Protecting access to data via a platform, e.g. using keys or access control rules to a single file or object, e.g. in a secure envelope, encrypted and accessed using a key, or with access control rules appended to the object itself
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Abstract
The invention relates to a drawing and document data outgoing method based on PDM (pulse duration modulation). In the drawing and document data outgoing method based on the PDM, a PDM system, a database server, an authentication server, an outgoing client side, a collaboration client side, an audit client side, an outgoing data preparing module, an authentication control generating module, an authentication control and outgoing data integrating module, a technological process auditing module, a transmitting module, a network monitoring module and a networking authentication module are used. According to a series of designed steps of auditing, transmitting, authenticating and using on drawing and document data, outgoing of the drawing and document data in the PDM is realized, the safety and the integrity of the drawing and document data are protected effectively, and the data outgoing efficiency of a PDM system is improved.
Description
Technical field
The present invention relates to
oneplant the outer forwarding method of drawing and document data based on PDM, belong to Computer Applied Technology field.
Background technology
China's manufacturing industry is in the crucial period of transition and upgrade, and country energetically applies IT and the industrialized degree of depth merges, and is supported by informationization, pursues mode of sustainable development.In recent years, PDM system widespread use in enterprise, achieves the centralized management of enterprise's drawing and document data, the workflow of specification enterprise and process management, provides informatization platform for the share and access of data and safety management.Enterprise, in Design and machining of products process, to need constantly and the cooperation part such as client, supplier carries out data interaction, and cooperation part needs the drawing and document data browsing enterprise.Drawing and document design data is the most valuable wealth of enterprise, once send out outward, just loses these Data Control, and brings serious loss to enterprise or individual.
Traditional drawing and document data outgoing is all Shortcomings in transmission form and control mode, are mainly manifested in the following aspects:
(1) general document outgoing control system can only realize sending by communication network the electronic document be kept in physical disk to affiliate by modes such as encryption, data signatures, and document outgoing control system can not carry out the integrated of data with PDM system;
(2) drawing and document data are subject to the protection of data access authority in PDM system, if by statistical conversion to local, send other enterprises to by plaintext or cipher mode, the data of derivation are not subject to the protection of system, send, transmit, receive the risk that multiple link exists leaking data;
(3) the drawing and document data enterprise sent out outside is uncontrollable, and data are copied arbitrarily and propagate, and enterprise cannot carry out auditing and managing;
(4) general data for electronic documents amount is little, and form is easy to conversion, can realize on-line normalization, online reading by general document outgoing system; And drawing and document packet is containing a large amount of three-dimensional model, drawing, data transmission is very easily subject to the impact of network service, occurs that drawing and document is transmitted across slowly, the problems such as period of reservation of number prolongation, affect cooperation part and normally work during online use.
Current PDM system lacks a kind of effective means of data outgoing, if realize the outgoing function of drawing and document data in PDM system, and realize outgoing operation and access control, then effectively can solve the control of enterprise to outgoing data, reduce the risk that business data runs off, realize the outgoing management and control of drawing and document data.
Summary of the invention
For above-mentioned technical matters, technical matters to be solved by this invention is to provide and a kind ofly realizes outgoing function for the drawing and document data in PDM system, can effective assuring data security, and the outer forwarding method of the drawing and document data based on PDM preventing data to run off.
The present invention is in order to solve the problems of the technologies described above by the following technical solutions: the present invention devises the outer forwarding method of a kind of drawing and document data based on PDM, comprises PDM system, database server, authentication server, outgoing client, cooperation part client, examination & verification client, outgoing data preparation module, access control generation module, access control and outgoing data integration module, flow process auditing module, sending module, network monitoring module and authentication module of networking; Above-mentioned module operates as follows:
Step 001. outgoing client chooses drawing and document outgoing data by outgoing data preparation module from PDM system, obtains this drawing and document outgoing data copy, is stored in PDM system, and formation treats outgoing data inventory;
Step 002. outgoing client passes through access control generation module for this drawing and document outgoing data copy, the proof rule that setting is corresponding and access control rule, and through PDM system storage in database server, wherein, proof rule comprises the cooperation part client-side information of specifying outgoing cooperation part client, and access control rule is the restriction that setting cooperation part client operates for this drawing and document outgoing data copy;
Step 003. is audited client and is audited for proof rule corresponding in the drawing and document outgoing data copy in PDM system and database server, access control rule by flow process auditing module, if examination & verification is passed through, then enters step 004; If examination & verification is not passed through, then return to step 001 or 002 according to audit opinion;
Drawing and document outgoing data copy and corresponding proof rule, access control rule, according to treating outgoing data inventory, carry out integrated by access control with outgoing data integration module by step 004. PDM system, obtain outgoing data bag;
Outgoing data bag is sent to cooperation part client by sending module by step 005. PDM system;
Step 006. flow process auditing module and sending module generate outgoing Operation Log for said process and send status information, and corresponding stored is in database server;
Step 007. authentication server obtains the checking solicited message triggered when cooperation part client starts outgoing data bag at every turn by network monitoring module;
Step 008. authentication server is according to the checking solicited message obtained, by networking authentication module obtain respectively cooperation part client each start proof rule in outgoing data bag, and the proof rule corresponding with this outgoing data bag in database server, perform checking, if be verified, cooperation part client operates for the drawing and document outgoing data in this outgoing data bag according to access control rule.
As a preferred technical solution of the present invention: also comprise log management Audit Module, also comprise the steps: after described step 008
Step 009. is for the operation of cooperation part client to drawing and document outgoing data in this outgoing data bag, authentication server generates according to this proof rule or upgrades should the usage log of outgoing data bag, simultaneously, authentication server is according to the cooperation part client-side information in proof rule, generate should the target cooperation part information of outgoing data bag, and by should the usage log of outgoing data bag and target cooperation part information be stored in database server;
Step 010. audits client by log management Audit Module, according to the outgoing Operation Log of corresponding outgoing data bag with send status information and inquire about and the transmission situation of corresponding outgoing data bag of auditing; And according to should outgoing data bag usage log and target cooperation part information is inquired about and the service condition of corresponding outgoing data bag of auditing.
As a preferred technical solution of the present invention: the proof rule in described step 002 comprises the access times altogether of corresponding diagram document outgoing data copy and altogether uses duration; Simultaneously, in described step 008, while cooperation part client carries out operating for the drawing and document outgoing data in this outgoing data bag according to access control rule, upgrade this outgoing data bag with number of times with used duration, to should the usage log of outgoing data bag in described step 009, comprise this outgoing data bag residue availability times and residue available duration via, namely in this outgoing data bag drawing and document outgoing data copy residue availability times and residue available duration via.
As a preferred technical solution of the present invention: the access control rule in described step 002 comprise for drawing and document outgoing data copy in corresponding outgoing data bag read-only/revise, exceed the time limit to open, control respective design software could print, could save as, could the performance constraint of screenshotss.
As a preferred technical solution of the present invention: in described step 003, examination & verification is not passed through, and according to examination reports, if the examination & verification of drawing and document outgoing data copy is not passed through, then returns step 001; If proof rule or access control rule examination & verification are not passed through, then return step 002.
As a preferred technical solution of the present invention: in described step 006, flow process auditing module and sending module generate outgoing Operation Log for said process and send status information, if and judge that outgoing data is bundled into merit and is sent to cooperation part client, then corresponding in deletion PDM system drawing and document outgoing data copy.
As a preferred technical solution of the present invention: in described step 008, authentication server is according to the checking solicited message obtained, by networking authentication module obtain respectively cooperation part client each start proof rule in outgoing data bag, and the proof rule corresponding with this outgoing data bag in database server, by carrying out coupling checking for the cooperation part client-side information in two proof rules, if be verified, cooperation part client operates for the drawing and document outgoing data in this outgoing data bag according to access control rule.
As a preferred technical solution of the present invention: the cooperation part client-side information in described step 002, comprises cooperation part object, and respective hosts MAC Address.
The outer forwarding method of a kind of drawing and document data based on PDM of the present invention adopts above technical scheme compared with prior art, there is following technique effect: (1) solves the technical matters that data outgoing system and PDM system can not be integrated, shorten the research and development of products cycle, improve the efficiency of data outgoing; (2) realize, by drawing and document data outgoing, in conjunction with proof rule and control mode, effectively protecting the safety of drawing and document data in PDM system, the outer data sent out are under control; (3) solve the transmission of drawing and document data and the technical matters of use, data need not carry out format conversion, and the control be converted to the control of data itself cooperation part, air exercise goes into operation the control of tool, ensure that the integrality of drawing and document data.
Accompanying drawing explanation
Fig. 1 designs the hardware configuration schematic diagram of the outer forwarding method of drawing and document data based on PDM for the present invention;
Fig. 2 designs the module diagram of the outer forwarding method of drawing and document data based on PDM for the present invention;
Packet Generation flow process figure sends out in the outer forwarding method China and foreign countries of drawing and document data that Fig. 3 designs based on PDM for the present invention;
Fig. 4 designs the access control of drawing and document outgoing data in the outer forwarding method of drawing and document data based on PDM for the present invention and uses process flow diagram.
Embodiment
Be described in further detail for the specific embodiment of the present invention below in conjunction with Figure of description.
As depicted in figs. 1 and 2, the outer forwarding method of a kind of drawing and document data based on PDM of the present invention's design, in actual application, comprises PDM system, database server, authentication server, outgoing client, cooperation part client, examination & verification client, outgoing data preparation module, access control generation module, access control and outgoing data integration module, flow process auditing module, sending module, log management Audit Module, network monitoring module and authentication module of networking; Above-mentioned module as shown in Figure 3, operates as follows:
Step 001. outgoing client chooses drawing and document outgoing data by outgoing data preparation module from PDM system, obtains this drawing and document outgoing data copy, is stored in the storage volume of PDM system, and formation treats outgoing data inventory; Wherein, the drawing and document data obtaining drawing and document outgoing data copy can be set up and comprise products C AD three-dimensional model, engineering drawing, light weighed model, industrial analysis and verification msg, technical documentation etc.
Step 002. outgoing client passes through access control generation module for this drawing and document outgoing data copy, the proof rule that setting is corresponding and access control rule, and through PDM system storage in database server, wherein, proof rule comprises the cooperation part client-side information of specifying outgoing cooperation part client, and the access times altogether of corresponding diagram document outgoing data copy and altogether use duration, wherein, cooperation part client-side information comprises cooperation part object, and respective hosts MAC Address; Access control rule is the restriction that setting cooperation part client operates for this drawing and document outgoing data copy, comprise for drawing and document outgoing data copy in corresponding outgoing data bag read-only/revise, exceed the time limit to open, control respective design software could print, could save as, could the performance constraint of screenshotss.
Step 003. is audited client and is audited by flow process auditing module step by step for proof rule corresponding in the drawing and document outgoing data copy in PDM system and database server, access control rule, ratify, if examination & verification is approved, then enter step 004; If examination & verification is not passed through, then return to step 001 or 002 according to audit opinion, wherein, if the examination & verification of drawing and document outgoing data copy is not passed through, then return step 001; If proof rule or access control rule examination & verification are not passed through, then return step 002.
Step 004. PDM system is according to treating outgoing data inventory, drawing and document outgoing data copy is called in the core buffer of PDM system, with outgoing data integration module, drawing and document outgoing data copy and corresponding proof rule, access control rule are carried out integrated by access control, obtain outgoing data bag.
Outgoing data bag is sent to cooperation part client by sending module by step 005. PDM system, and the send mode of sending module adopts the communication mode consulted through both sides, can be the transmission mode such as FTP transmission mode, EMAIL transmission mode.
Step 006. flow process auditing module and sending module generate outgoing Operation Log for said process and send status information, corresponding stored is in database server, and according to outgoing Operation Log and transmission status information, if judge, outgoing data is bundled into merit and is sent to cooperation part client, then delete drawing and document outgoing data copy corresponding in PDM system.
And then as shown in Figure 4, operate as follows:
Step 007. authentication server obtains the checking solicited message triggered when cooperation part client starts outgoing data bag at every turn by network monitoring module; Wherein, network monitoring module can monitor multiple concurrent checking solicited message simultaneously.
Step 008. authentication server is according to the checking solicited message obtained, by networking authentication module obtain respectively cooperation part client each start proof rule in outgoing data bag, and the proof rule corresponding with this outgoing data bag in database server, by carrying out coupling checking for the cooperation part client-side information in two proof rules, if be verified, cooperation part client according to access control rule for the drawing and document outgoing data in this outgoing data bag, transfer corresponding CAD design software to operate, simultaneously, upgrade this outgoing data bag with number of times with used duration.
Wherein, by proof rule carry out mate checking content as follows:
| Proof rule corresponding with this outgoing data bag in database server | The checking solicited message triggered during cooperation part client terminal start-up outgoing data bag |
| Cooperation part title and respective hosts name | Extract receiving end host name |
| Cooperation part host MAC address | Extract receiving end host MAC address |
| The access times altogether of outgoing data bag | Outgoing data bag use number of times |
| The duration of use altogether of outgoing data bag | Outgoing data bag use duration |
Authentication module turn back to the judged result of main frame receiving end and information as shown in the table:
| Numbering | The judgement information returned | Situation about can not open | Openable situation |
| 1 | Whether cooperation part is opened at the main frame of regulation | Cooperation part mistake, to open in illegal host, then can not open | Cooperation part correctly, at the main frame of registration is opened, then prompting can be opened |
| 2 | Outgoing data bag whether super with number of times | Super with number of times, then prompting can not be opened | Do not surpass with number of times, prompting residue availability times |
| 3 | Whether outgoing data bag exceedes uses duration altogether | Super with duration, then prompting can not be opened | Do not surpass with duration, prompting residue available duration via |
Step 009. is for the operation of cooperation part client to drawing and document outgoing data in this outgoing data bag, authentication server generates according to this proof rule or upgrades should the usage log of outgoing data bag, this usage log comprise to should outgoing data bag residue availability times and residue available duration via, namely in this outgoing data bag drawing and document outgoing data copy residue availability times and residue available duration via, wherein, above by should the proof rule of drawing and document outgoing data copy in outgoing data bag, and this outgoing data bag with number of times with used duration, obtain residue availability times and the residue available duration via of drawing and document outgoing data copy in this outgoing data bag, meanwhile, authentication server, according to the cooperation part client-side information in proof rule, generates should the target cooperation part information of outgoing data bag, and by should the usage log of outgoing data bag and target cooperation part information be stored in database server.
Step 010. audits client by log management Audit Module, according to the outgoing Operation Log of corresponding outgoing data bag with send status information and inquire about and the transmission situation of corresponding outgoing data bag of auditing; And according to should outgoing data bag usage log and target cooperation part information is inquired about and the service condition of corresponding outgoing data bag of auditing.
The outer forwarding method of drawing and document data based on PDM of the present invention's design has following technique effect: (1) solves the technical matters that data outgoing system and PDM system can not be integrated, shortens the research and development of products cycle, improves the efficiency of data outgoing; (2) realize, by drawing and document data outgoing, in conjunction with proof rule and control mode, effectively protecting the safety of drawing and document data in PDM system, the outer data sent out are under control; (3) solve the transmission of drawing and document data and the technical matters of use, data need not carry out format conversion, and the control be converted to the control of data itself cooperation part, air exercise goes into operation the control of tool, ensure that the integrality of drawing and document data.
By reference to the accompanying drawings embodiments of the present invention are explained in detail above, but the present invention is not limited to above-mentioned embodiment, in the ken that those of ordinary skill in the art possess, can also makes a variety of changes under the prerequisite not departing from present inventive concept.
Claims (8)
1. based on the outer forwarding method of drawing and document data of PDM, it is characterized in that: comprise PDM system, database server, authentication server, outgoing client, cooperation part client, examination & verification client, outgoing data preparation module, access control generation module, access control and outgoing data integration module, flow process auditing module, sending module, network monitoring module and authentication module of networking; Above-mentioned module operates as follows:
Step 001. outgoing client chooses drawing and document outgoing data by outgoing data preparation module from PDM system, obtains this drawing and document outgoing data copy, is stored in PDM system, and formation treats outgoing data inventory;
Step 002. outgoing client passes through access control generation module for this drawing and document outgoing data copy, the proof rule that setting is corresponding and access control rule, and through PDM system storage in database server, wherein, proof rule comprises the cooperation part client-side information of specifying outgoing cooperation part client, and access control rule is the restriction that setting cooperation part client operates for this drawing and document outgoing data copy;
Step 003. is audited client and is audited for proof rule corresponding in the drawing and document outgoing data copy in PDM system and database server, access control rule by flow process auditing module, if examination & verification is passed through, then enters step 004; If examination & verification is not passed through, then return to step 001 or 002 according to audit opinion;
Drawing and document outgoing data copy and corresponding proof rule, access control rule, according to treating outgoing data inventory, carry out integrated by access control with outgoing data integration module by step 004. PDM system, obtain outgoing data bag;
Outgoing data bag is sent to cooperation part client by sending module by step 005. PDM system;
Step 006. flow process auditing module and sending module generate outgoing Operation Log for said process and send status information, and corresponding stored is in database server;
Step 007. authentication server obtains the checking solicited message triggered when cooperation part client starts outgoing data bag at every turn by network monitoring module;
Step 008. authentication server is according to the checking solicited message obtained, by networking authentication module obtain respectively cooperation part client each start proof rule in outgoing data bag, and the proof rule corresponding with this outgoing data bag in database server, perform checking, if be verified, cooperation part client operates for the drawing and document outgoing data in this outgoing data bag according to access control rule.
2. the outer forwarding method of a kind of drawing and document data based on PDM according to claim 1, is characterized in that: also comprise log management Audit Module, also comprises the steps: after described step 008
Step 009. is for the operation of cooperation part client to drawing and document outgoing data in this outgoing data bag, authentication server generates according to this proof rule or upgrades should the usage log of outgoing data bag, simultaneously, authentication server is according to the cooperation part client-side information in proof rule, generate should the target cooperation part information of outgoing data bag, and by should the usage log of outgoing data bag and target cooperation part information be stored in database server;
Step 010. audits client by log management Audit Module, according to the outgoing Operation Log of corresponding outgoing data bag with send status information and inquire about and the transmission situation of corresponding outgoing data bag of auditing; And according to should outgoing data bag usage log and target cooperation part information is inquired about and the service condition of corresponding outgoing data bag of auditing.
3. the outer forwarding method of a kind of drawing and document data based on PDM according to claim 2, is characterized in that: the proof rule in described step 002 comprises the access times altogether of corresponding diagram document outgoing data copy and altogether uses duration; Simultaneously, in described step 008, while cooperation part client carries out operating for the drawing and document outgoing data in this outgoing data bag according to access control rule, upgrade this outgoing data bag with number of times with used duration, to should the usage log of outgoing data bag in described step 009, comprise this outgoing data bag residue availability times and residue available duration via, namely in this outgoing data bag drawing and document outgoing data copy residue availability times and residue available duration via.
4. the outer forwarding method of a kind of drawing and document data based on PDM according to claim 1 or 2, is characterized in that: the access control rule in described step 002 comprise for drawing and document outgoing data copy in corresponding outgoing data bag read-only/revise, exceed the time limit to open, control respective design software could print, could save as, could the performance constraint of screenshotss.
5. the outer forwarding method of a kind of drawing and document data based on PDM according to claim 1 or 2, it is characterized in that: in described step 003, examination & verification is not passed through, and according to examination reports, if the examination & verification of drawing and document outgoing data copy is not passed through, then returns step 001; If proof rule or access control rule examination & verification are not passed through, then return step 002.
6. the outer forwarding method of a kind of drawing and document data based on PDM according to claim 1 or 2, it is characterized in that: in described step 006, flow process auditing module and sending module generate outgoing Operation Log for said process and send status information, if and judge that outgoing data is bundled into merit and is sent to cooperation part client, then corresponding in deletion PDM system drawing and document outgoing data copy.
7. the outer forwarding method of a kind of drawing and document data based on PDM according to claim 1 or 2, it is characterized in that: in described step 008, authentication server is according to the checking solicited message obtained, by networking authentication module obtain respectively cooperation part client each start proof rule in outgoing data bag, and the proof rule corresponding with this outgoing data bag in database server, by carrying out coupling checking for the cooperation part client-side information in two proof rules, if be verified, cooperation part client operates for the drawing and document outgoing data in this outgoing data bag according to access control rule.
8. the outer forwarding method of a kind of drawing and document data based on PDM according to claim 7, is characterized in that: the cooperation part client-side information in described step 002, comprises cooperation part object, and respective hosts MAC Address.
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| CN104504079B (en) | 2017-12-29 |
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