CN105183403B - A kind of printing management-control method based on CUPS frameworks - Google Patents
A kind of printing management-control method based on CUPS frameworks Download PDFInfo
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- CN105183403B CN105183403B CN201510603245.8A CN201510603245A CN105183403B CN 105183403 B CN105183403 B CN 105183403B CN 201510603245 A CN201510603245 A CN 201510603245A CN 105183403 B CN105183403 B CN 105183403B
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Abstract
The invention discloses a kind of printing management-control method based on CUPS frameworks, the step of it includes, is：1. design and the virtual printer driving based on CUPS frameworks is installed.2. the access to virtual printer and physical printer is controlled by CUPS.3. the physical printer that configuration different user can use.4. monitor user's printing.5. user selects physical printer.6. generate print record.7. storage printing content and embedded user profile.8. printing content is exported by physical printer.9. improve print record.The present invention is applied to all operating systems using CUPS frameworks, including Unix system, (SuSE) Linux OS, domestic operating system and Mac systems.By realizing print management to the access control of physical printer and by providing basic data to printing the processing of content and being stored as follow-up document source to follow the trail of and audit.
Description
Technical field
The invention belongs to document print management and control technical field, and in particular to based on CUPS (Common Unix Printing
System, general Unix print systems) framework printing management-control method.
Background technology
With the swift and violent hair of digitizing technique, current many industries and individual are universal using electronic document processing data
With preserve information, and frequently by printing, the approach such as duplicating includes the content in electronic document on paper, for reading
And propagation.This process is undoubtedly a significant challenge to data and information privacy.The problem of existing includes：How user is controlled
Paper waste and printer is avoided to be lost using printer；How the user profile that carries out printing is recorded, it is and embedding
Enter makes the paper document to be formed have obvious identification presentation into print data, is easy to paper document management and source to follow the trail of.
Occur being directed to many achievement in research and maturation of the printing management-control method under Windows operating system at present
Application system, such as monitoring printing audit technique research Li Lingfeng, Hao Dongbai, Zhang Cheng, Huang Hao " monitoring printing audit techniques
Research " (《Computer engineering and design》, 2009,30 (2):Common under Windows systems four kinds are disclosed in 484-486) to beat
Print monitoring technology.Founder Group provides in a kind of " document print management and control and document tracing method and system " patent
Printing management and control and document tracing method etc..
But under a linux operating system, not yet occur corresponding achievement in research both at home and abroad.It is wide with linux system
General use, the importance of the printing management-control method under the system are increasingly lifted.In addition, current domestic operating system is all
Flavor based on Linux, with the propulsion of production domesticization and increasingly strict, the printing under this type operating system of security requirements
Management-control method is also more and more significant.Because linux system and domestic operating system are as printing using CUPS
Unite framework, therefore, study the printing management-control method based on CUPS frameworks, be to realize linux system and domestic operating system is lower beats
The key point of management and control is printed, the printing management-control method based on CUPS frameworks is developed and is significant.
The content of the invention
In view of the shortcomings of the prior art, the present invention is intended to provide a kind of printing management-control method based on CUPS frameworks, with solution
The problems such as certainly (SuSE) Linux OS and print control in domestic operating system and type information record.This printing management-control method
Suitable for all operating systems using CUPS frameworks, including Unix system, (SuSE) Linux OS, domestic operating system and
Mac systems；By realizing print management to the access control of physical printer and by the processing and storage to printing content
Basic data is provided for follow-up document source tracking and audit.
To achieve these goals, the present invention adopts the following technical scheme that：A kind of printing tube prosecutor based on CUPS frameworks
Method comprises the following steps：
(1) design and the virtual printer driving based on CUPS frameworks is installed.
(2) by CUPS, to virtual printer and physical printer, (including local printer, printer sharing and network are beaten
Print machine) conduct interviews control so that and (this is specified the specified user that all physical printers can only be different from domestic consumer by one
The user name of user can be specified by root user, it is assumed that be print_user) access, and virtual printer can be useful by institute
Family accesses.
(3) configuring different user can be used for exporting the physical printer of printing content, and form configuration file.
(4) user's printing is monitored：User is in client terminal start-up printing, when user selects in printing interface
When selecting virtual printer startup printing, virtual printer obtains print request.
(5) virtual printer driving obtains the user name of printing, and the configuration file according to user name from step (3)
The middle physical printer list that obtains the user and can use, and show user for selection list
(6) user selects the physical printer title for completing actual printing in physical printer list, empty
Intend printer driver record user name, physical printer title, layout and the relevant information of print job of user's selection
(including title, number of copies, the time-write interval etc.).
(7) printing content caching is to be protected in PostScr ipt format files and Embedded step (6) by virtual printer driving
The user profile deposited
(8) virtual printer is driven through specified user (print_user) and specifies the printing content of caching according to user
Layout be sent to user selection physical printer, complete reality output.
(9) virtual printer driving will perform the user name of printing, the physical printer title of user's selection, printing
Form and the relevant information of print job form record and preserved, and are easy to follow-up inquiry and audit operation.
The beneficial effects of the present invention are：
First, due at present both at home and abroad also without the printing management-control method for linux system and domestic operating system
Achievement in research, therefore the present invention has filled up the technological gap in this field.
Second, because the present invention is based on CUPS frameworks, and the framework is in Linux, domestic operating system and Mac systems
All it is widely used under system, therefore it is suitable for these systems, possess stronger versatility.
3rd, the present invention obtains and printed content note using virtual printer driving under CUPS frameworks to realize user profile
Record and redirection, it is not necessary to the background program run always in systems so that the present invention will not take multicomputer system
Resource.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the printing managing and control system based on CUPS frameworks；
Fig. 2 is a kind of flow chart of the printing management-control method based on CUPS frameworks of the present invention.
Embodiment
Below with reference to accompanying drawing, the invention will be further described, it is necessary to which explanation, the present embodiment is with this technology side
Premised on case, detailed embodiment and specific operating process are given, but protection scope of the present invention is not limited to this reality
Apply example.
The overall structure of printing managing and control system based on CUPS frameworks as shown in Figure 1.The method of the present invention is with CUPS framves
Based on structure, including virtual printer driving, user configuration, print record, multiple physical printers.Virtual printer drive and
Physical printer is arranged on CUPS frameworks, and user configuration and print record are stored in system storage.
CUPS is the bottom architecture of the present invention, for supporting virtual printer and physical printer, and to printer browsing
Control provides support.
Virtual printer is driven for obtaining printing user name, prints content and related type information.
User configuration preserves the configuration information of different user, including operable physical printer list etc., and user configuration is
The operation interface for being shown to user provides data
Print record preserves user name, copy number, title, number of pages and printing content of printing etc., is follow-up
The function such as inquiry and audit provides data.
Physical printer is connected by the communications cable with computer, receives the printed document of embedded user profile, is completed real
The printing on border, obtains paper document.
For the flow of printing management-control method of the present invention based on CUPS frameworks referring to the drawings 2, its step is as follows：
Step 1. designs and installs the virtual printer driving based on CUPS frameworks
The virtual printer driving based on PostScript is designed, including a printer describes file and an order line
Program, printer describe information and the user interface configuration that file includes virtual printer driving, and order line program is in CUPS framves
It is referred to as filter program in structure, for obtaining CUPS incoming printing information and content.File is described by printer
After virtual printer is arranged under CUPS, all printings carried out by the virtual printer and relevant information all can
It is sent to the filter program of the virtual printer.
Step 2. configures the access control of virtual printer and physical printer
The access rights of all physical printers are configured in CUPS WEB operation interfaces, only allowing specified user, (this is specified
User is specified by the user with root authority, present embodiment assumes that specifying the entitled print_user of user) access, configuration is virtual
The access rights of printer, it is allowed to which all users access.Finally so that all physical printers can only be visited by a specified user
Ask, so as to realize the control to other users access printer.
Step 3. configuration different user can be used for exporting the physical printer of printing content, and form configuration file.Should
Configuration file can be any types file (including database), as long as can be accessed in virtual printer driving.
Step 4：Monitor user's printing
User starts printing on computers, is beaten when user selects virtual printer to start in printing interface
During print operation, virtual printer obtains print request, and the print request will be sent to the filter program of virtual printer.
Step 5. selects physical printer
The command line parameter of the filter program of virtual printer driving includes operation ID, printing user name, operation
The information such as title, number of copies, layout option.After the user name for obtaining printing, matched somebody with somebody according to user name from user
Put and the physical printer list that the user can use is obtained in file, and list is showed into user for choosing by dialog box
Select.
Step 6. generates print record
User is selected in physical printer list for completing the physical printer title of actual printing, and is transmitted
To the filter program of virtual printer, filter program is by user name, physical printer title, layout, title, copy
The information such as quantity, time-write interval are stored in print record file.
Step 7. storage printing content and embedded user profile
The filter program of virtual printer driving obtains PostScript forms from the input of order line program standard and beaten
Content is printed, user profile (including user name etc.) is then embedded in printing content with PostScript forms, and content will be printed
Save as PostScript format files
Step 8. is exported by physical printer
The filter program of virtual printer driving is after receiving and having handled all pages, with the finger created in step 2
Determine user (print_user) and create print progress, the layout that the printing content of caching is specified according to user is sent to use
The physical printer of family selection, completes reality output.
Step 9. improves print record
Virtual printer is driven after printed document is issued into actual physics printer, actual to print shape by document number of pages
The relevant informations such as state add to step 6 and form complete print record, are easy to follow-up inquiry and audit operation.
For those skilled in the art, technical scheme that can be more than and design, make various corresponding
Change and deform, and all these change and deformation should be construed as being included within the protection domain of the claims in the present invention.
Claims (5)
1. a kind of printing management-control method based on CUPS frameworks, it is characterised in that it comprises the following steps：
S1, design and the virtual printer driving based on CUPS frameworks is installed；
S2, virtual printer and physical printer are conducted interviews and controlled by CUPS so that physical printer can only be by one
The individual specified user for being different from domestic consumer accesses, and virtual printer can be accessed by all users；
S3, configuring each user can be used for exporting the physical printer of printing content, and form configuration file；
S4, monitor the printing of all users；
S5, select physical printer：Virtual printer driving obtains the user name for carrying out printing, and according to user name from step
The physical printer list that the user can use is obtained in rapid S3 configuration file, and will corresponding physics list of Printers displaying
It is for selection to user；
S6, generate print record：User selects the physical printed for completing actual printing in physical printer list
Machine title, virtual printer driving record user name, physical printer title, layout and the print job of user's selection
Information formed print record file；
S7, it is the use that is preserved in PostScript format files and Embedded step S6 that virtual printer driving, which will print content caching,
Family information；
S8, virtual printer are driven through specified user and are sent to the layout that the printing content of caching is specified according to user
The physical printer of user's selection, complete actual printout；
Document number of pages, actual print state information supplement are saved in print record file by S9, virtual printer driving.
2. the printing management-control method based on CUPS frameworks according to claim 1, it is characterised in that the step S1 is specifically wrapped
Include following process：The virtual printer driving based on PostScript is designed, including a printer describes file and a life
Line program is made, printer describes information and the user interface configuration that file includes virtual printer driving；Order line program exists
It is filter program in CUPS frameworks, for obtaining CUPS incoming printing information and content；Printer describes file will
After virtual printer is arranged under CUPS frameworks, all printings carried out by the virtual printer and relevant information are all sent out
It is sent to the filter program of the virtual printer.
3. the printing management-control method according to claim 2 based on CUPS frameworks, it is characterised in that：In the step S2
The user name for being different from the specified user of domestic consumer is set by the user with root authority.
4. the printing management-control method according to claim 3 based on CUPS frameworks, it is characterised in that：The step S4 is specific
It is as follows including process：The printing of all users is monitored, user is after client terminal start-up printing, when user grasps in printing
When making to select virtual printer startup printing in interface, virtual printer obtains print request.
5. the printing management-control method according to claim 4 based on CUPS frameworks, it is characterised in that：The step S5 is specific
It is as follows including process：The command line parameter of the filter program of virtual printer driving includes operation ID, printing user name,
Job header, number of copies, layout option information；After obtaining printing user name, matched somebody with somebody according to user name from user
Put and the physical printer list that the user can use is obtained in file, and list is showed into user for choosing by dialog box
Select.
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| CN105183403B true CN105183403B (en) | 2018-02-23 |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105700834B (en) * | 2015-12-31 | 2019-04-09 | 北京恒安讯佳信息安全技术有限公司 | A kind of method and device monitoring hard copy task(HCT) |
| CN105740716B (en) * | 2016-01-19 | 2018-11-27 | 北京邮电大学 | A kind of network printing auditing method based on iptables |
| CN107992273B (en) * | 2017-11-15 | 2020-11-13 | 北信源系统集成有限公司 | Printing control method and system based on CUPS |
| WO2020237581A1 (en) | 2019-05-30 | 2020-12-03 | 华为技术有限公司 | Method, apparatus and system for printing document in virtual machine by using terminal device |
| CN110865776B (en) * | 2019-09-30 | 2023-07-04 | 浙江口碑网络技术有限公司 | Bill printing method and device |
| CN111176591B (en) * | 2020-01-03 | 2024-05-24 | 深信服科技股份有限公司 | Print auditing method, device, equipment and medium based on CUPS system |
| CN111240610A (en) * | 2020-01-08 | 2020-06-05 | 中孚安全技术有限公司 | Printing process management and control method, system, terminal and storage medium |
| CN111679800A (en) * | 2020-06-10 | 2020-09-18 | 天津光电久远科技有限公司 | Official document anti-counterfeiting printing system based on domestic operating system |
| CN113467725B (en) * | 2021-06-16 | 2022-06-10 | 湖南中观天下科技有限公司 | Output management method, system, equipment and medium for Linux platform graphic application program |
| CN113791748A (en) * | 2021-09-22 | 2021-12-14 | 北京鼎普科技股份有限公司 | Printing process management and control method, system and storage medium |
| CN113900603B (en) * | 2021-12-10 | 2022-04-01 | 统信软件技术有限公司 | Analog printing method, computing device and storage medium |
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| US20120092700A1 (en) * | 2010-10-15 | 2012-04-19 | Benedek Laszlo Csaba | Mobile printing framework |
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Inventor after: Wan Bo Inventor after: Meng Guanglan Inventor after: Pan Rong Inventor after: Wang Quan Inventor after: Liu Gang Inventor after: Tian Yumin Inventor after: Liu Jinhui Inventor after: Cai Weiwen Inventor before: Wan Bo Inventor before: Pan Rong Inventor before: Wang Quan Inventor before: Liu Gang Inventor before: Tian Yumin Inventor before: Liu Jinhui Inventor before: Cai Weiwen |