CN102215265A - System and method for realizing uniform management and monitoring of remote virtual desktop access - Google Patents
System and method for realizing uniform management and monitoring of remote virtual desktop access Download PDFInfo
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Abstract
The invention provides a system and method for realizing uniform management and monitoring of remote virtual desktop access, and the system comprises an RDP (remote desktop protocol) virtual server module, an RDP virtual client module, a VNC (virtual network computer) virtual client module and an X11 virtual client module. An agreement conversion process module replicates an unencrypted unpacked data stream to deliver to an RDP agreement data stream formatting module, the RDP agreement data stream formatting module analyzes the graphical information contained in the unencrypted unpacked data stream and creates two duplicates, one duplicate is sent to a real-time monitoring video stream for output and the other duplicate is saved in a retrospection and replay database. According to the invention, the daily workload for maintainers can be greatly reduced, so the maintainers do not need to install various tools for satisfying different accesses of RDP, VNC and X11, to record various server addresses and to record the maintenance account number and the password used in each server. The invention also realizes a function of real-time monitoring for operations of maintainers.
Description
Technical field
The invention belongs to remote dummy desktop access protocol technology field, specifically relate to a kind of system and method for realizing unified management of remote dummy desktop access and monitoring.
Background technology
The remote dummy desktop is a kind of patterned remote access mode that various graphical operation system provides to the network management personnel, can operate remote server as the operation local computer by remote dummy desktop network management personnel, for people's maintenance server provides a great convenience.The remote dummy desktop access agreement of main flow comprises that (Remote Desktop Protocol, RDP), VNC agreement and X11 agreement, they all belong to the application layer of network protocol suite to the remote desktop host-host protocol that Microsoft provides.
Carry out the remote dummy desktop access if use these three kinds of agreements, must and start corresponding service routine in the server installation, the attendant need (for example install three kinds of corresponding clients on the work station of oneself simultaneously, visit the server that has started the VNC service, the client that just needs to install VNC).And in a catenet, an attendant often needs to safeguard dozens or even hundreds of station server, and he also needs to write down these network address of server and their user name password so, and this is a hard work for the attendant.
If the remote dummy desktop is unified Access Management Access, at first should unify their access tool, unified management and supervisory control system can be converted to the RDP agreement to VNC and X11 and transmit on procotol.Doing like this is because often the windows system of installing on the PC has carried the windows remote desktop client of supporting the RDP agreement, does not need to install separately other instruments again.The attendant only need utilize windows remote desktop client login unified management and supervisory control system and carry out authentication, system can export to the attendant with a visual menu by the RDP agreement, next the attendant oneself need just can select the server of visit directly to visit in visual menu, and what no matter start on the server is RDP service routine, VNC service routine or X11 service routine.Consider the fail safe of the convenience and the server of selection simultaneously, server does not use the IP address to show but shows with predefined server name, and this server of safeguarding the lack of competence visit can't see that also the attendant can see the server that the authority visit is arranged oneself more intuitively like this.
Summary of the invention
The present invention solves above-mentioned existing in prior technology technical problem, and a kind of system and method for realizing unified management of remote dummy desktop access and monitoring is provided.
The said monitoring of the present invention has comprised two levels, one is to check also in the mode of video flowing in real time to block ongoing remote graphics operation in time that another one is can review the behavior of having operated in the mode of video flowing equally afterwards.Because three kinds of remote dummy desktop access agreements all are patterned operating protocols, therefore use glibly under band-limited situation in order to guarantee, all adopted the compression transmission manner to save bandwidth, for example the RDP agreement is carried out the method that mppc compresses two kinds of compressions by a transmission of graphical changing unit with to transmits data packets; In order to ensure remote-operated fail safe, three kinds of remote dummy desktop access agreements are all encrypted the transmission data, and three kinds of agreements all adopt diverse ways to the compression and the encryption of data simultaneously.Like this when needs are monitored the remote access operation, the mode that grasps packet by bypass commonly used can't therefrom obtain valid data, in order to reach the purpose of monitoring, must decompress to the packet of agreement and anti-deciphering, just because of the unified management above having had only need get final product monitoring towards the RDP protocol data-flow of client; Real-time monitoring module is except sending to monitor client the real-time monitor data, can also receive simultaneously the blocking-up instruction that monitor client sends, when needs are blocked ongoing remote graphics operation, receive the blocking-up instruction that monitor client sends by real-time monitoring module, real-time monitoring module sends this thread of signal ended to corresponding protocols conversion processing thread, to reach the remote access purpose of blocking-up.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals: a kind of system that realizes unified management of remote dummy desktop access and monitoring, described system comprises RDP virtual server end module, RDP virtual client module, VNC virtual client module and X11 virtual client module, the mutual ciphered compressed data of RDP virtual server end module and RDP client modules, the mutual ciphered compressed data of RDP virtual client module and RDP server end module, VNC virtual client module and VNC server end module interaction data, X11 virtual client module and X11 server end module interaction data, RDP virtual server end module and RDP virtual client module, set up the protocol translation processing module between VNC virtual client module and the X11 virtual client module, the protocol translation processing module is duplicated portion with non-encrypted unpacked data stream and is given RDP protocol data-flow formatting module and do further processing.RDP protocol data-flow formatting module parses and duplicates two parts with the graphical information that comprises in the non-encrypted unpacked data stream, and portion is transferred to real-time monitoring video flow output, and another part is stored in the retrospective playback database.
The implementation method of unified management of remote dummy desktop access and supervisory control system is: RDP virtual server end deciphering decompress(ion) is from the ciphered compressed data of RDP client, transfer to the protocol translation processing module and be converted into the RDP agreement, the non-encrypted unpacked data of VNC agreement or X11 agreement, and should be transferred to corresponding RDP virtual client module by non-encrypted unpacked data by the protocol translation processing module, VNC virtual client module or X11 virtual client module, RDP virtual client module, VNC virtual client module and X11 virtual client module are according to the characteristics of self agreement, should non-encrypted unpacked data compress and encrypt again the mutual corresponding RDP server end module of giving, VNC server end module and X11 server end module, otherwise then be the ciphered compressed data of RDP virtual client deciphering decompress(ion) from the RDP server end, or VNC virtual client deciphering decompress(ion) is from the ciphered compressed data of VNC server end, or X11 virtual client deciphering decompress(ion) is from the ciphered compressed data of X11 server end, transfer to the non-encrypted unpacked data that the protocol translation processing module is converted into the RDP agreement, and should be transferred to RDP virtual server end module by non-encrypted unpacked data by the protocol translation processing module, RDP virtual server end module is according to the characteristics of self agreement, should non-encrypted unpacked data compresses and encrypts and give the RDP client modules more alternately; Simultaneously the protocol translation processing module should non-encrypted unpacked data stream be duplicated portion and is given RDP protocol data-flow formatting module, the graphical information that RDP protocol data-flow formatting module comprises in will this non-encrypted unpacked data stream parses and duplicates two parts, portion is transferred to real-time monitoring video flow output, and another part is stored in the retrospective playback database; The monitoring video flow output module is that node is set up a binary search tree with each remote dummy desktop session at first in real time, and is that the virtual screen in the internal memory is opened in each remote dummy desktop session; In a single day the monitoring video flow output module receives graphical information in real time, just in binary search tree, find corresponding session node, and graphical information is plotted on the internal memory virtual screen of session, it is the updating memory virtual screen, then the screen that upgrades is transferred to monitoring interface, monitoring interface also upgrades automatically, has so just realized the function of real-time monitoring attendant operation; According to the data flow that is recorded in the retrospective playback database, the graphical information of utilizing RDP protocol data-flow formatting module to store has just realized reviewing the function of operating with the playback attendant with being pushed into the front end playback interfaces before the drafting of internal memory virtual screen.
The purpose that three kinds of remote dummy desktop access modes are carried out unified management is greatly to alleviate attendant's routine work amount, at first the attendant can install various instruments and satisfies different access to RDP, VNC and X11, secondly attendant can write down various server address, the third dimension protect personnel can needn't write down fully use on each server safeguard number of the account and password.The present invention has also realized the function of real-time monitoring attendant operation under three kinds of remote dummy desktop access of unified management mode prerequisite, operation is simple for whole system.
Description of drawings
Fig. 1 is a kind of theory structure schematic diagram of the present invention.
Embodiment
Below by embodiment, and in conjunction with the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment: referring to Fig. 1, the present invention includes RDP virtual server end module, RDP virtual client module, VNC virtual client module and X11 virtual client module, the mutual ciphered compressed data of RDP virtual server end module and RDP client modules, the mutual ciphered compressed data of RDP virtual client module and RDP server end module, VNC virtual client module and VNC server end module interaction data, X11 virtual client module and X11 server end module interaction data, RDP virtual server end module and RDP virtual client module, set up the protocol translation processing module between VNC virtual client module and the X11 virtual client module.Wherein RDP virtual server end deciphering decompress(ion) is from the ciphered compressed data of RDP client, transfer to the protocol translation processing module and be converted into the RDP agreement, the non-encrypted unpacked data of VNC agreement or X11 agreement, and should be transferred to corresponding RDP virtual client module by non-encrypted unpacked data by the protocol translation processing module, VNC virtual client module or X11 virtual client module, RDP virtual client module, VNC virtual client module and X11 virtual client module are according to the characteristics of self agreement, should non-encrypted unpacked data compress and encrypt again the mutual corresponding RDP server end module of giving, VNC server end module and X11 server end module, otherwise then be the ciphered compressed data of RDP virtual client deciphering decompress(ion) from the RDP server end, or VNC virtual client deciphering decompress(ion) is from the ciphered compressed data of VNC server end, or X11 virtual client deciphering decompress(ion) is from the ciphered compressed data of X11 server end, transfer to the non-encrypted unpacked data that the protocol translation processing module is converted into the RDP agreement, and should be transferred to RDP virtual server end module by non-encrypted unpacked data by the protocol translation processing module, RDP virtual server end module is according to the characteristics of self agreement, should non-encrypted unpacked data compresses and encrypts and give the RDP client modules more alternately; Simultaneously the protocol translation processing module should non-encrypted unpacked data stream be duplicated portion and is given RDP protocol data-flow formatting module, the graphical information that RDP protocol data-flow formatting module comprises in will this non-encrypted unpacked data stream parses and duplicates two parts, portion is transferred to real-time monitoring video flow output, and another part is stored in the retrospective playback database; The monitoring video flow output module is that node is set up a binary search tree with each remote dummy desktop session at first in real time, and is that the virtual screen in the internal memory is opened in each remote dummy desktop session; In a single day the monitoring video flow output module receives graphical information in real time, just in binary search tree, find corresponding session node, and graphical information is plotted on the internal memory virtual screen of session, it is the updating memory virtual screen, then the screen that upgrades is transferred to monitoring interface, monitoring interface also upgrades automatically, has so just realized the function of real-time monitoring attendant operation; According to the data flow that is recorded in the retrospective playback database, the graphical information of utilizing RDP protocol data-flow formatting module to store has just realized reviewing the function of operating with the playback attendant with being pushed into the front end playback interfaces before the drafting of internal memory virtual screen.
The basis that remote dummy desktop of the present invention is monitored realization in real time is to come from RDP protocol data-flow formatting module to submit next graphical information, owing to may a plurality of sessions connect simultaneously, therefore the monitoring video flow output module can be that node is set up a binary search tree (purpose is to find corresponding session after receiving graphical information apace) with each remote dummy desktop session at first in real time, and is that the virtual screen in the internal memory is opened in each remote dummy desktop session.Because the screen resolution of remote dummy desktop is to define with interactive mode when connecting, and can not change in the whole process that connects, therefore when connecting, at first determines the resolution of screen, and then set up the internal memory virtual screen.When real-time monitoring video flow output module received graphical information, the monitoring video flow output module can find corresponding session node in binary search tree in real time, and graphical information is plotted on the internal memory virtual screen of session.When the monitor staff need monitor in real time to certain session, only need send request to real-time monitoring video flow output module by the interface of system, module can be transferred to monitoring interface with the picture in the current internal memory virtual screen, after this only need be when graphical information receives, updating memory virtual screen at first, then the screen that upgrades is transferred to monitoring interface, monitoring interface also upgrades automatically, has so just finished the function of real-time monitoring.
Review and the playback of remote dummy desktop is to rely on the data flow that is recorded in the retrospective playback database to realize that the basis of realization is to come from the graphical information that RDP protocol data-flow formatting module stores.According to the realization principle of top real-time monitoring as can be known, being pushed into the front end playback interfaces before the function that only need draw the internal memory virtual screen just can realize having reviewed with playback.Here said database is not a relevant database in general sense, but a database of forming by a plurality of binary files of depositing in a organized way, and each binary file correspondence a session of having finished visit.The method of file logging is that file header has comprised screen resolution mutual when connecting, and the back is followed by the graphic message data bag in all transmission courses.In order to guarantee the authenticity of playback, noted the blanking time of packet appearance at that time between each packet, so just can be when playback according to carrying out playback this blanking time, reach the effect that reduction fully presents the scene, the operation that certain auditor also can carry out F.F. and put slowly as required.At the playback interfaces end, playback interfaces is at first opened the session file that playback is wanted in selection, and reads file header, sets up and is ready to this locality true screen in (promptly asking the client of playback) foreground and internal memory virtual screen according to the screen resolution information in the file header; Constantly from the retrospective playback database, graphical information is read then, and in the internal memory virtual screen, carry out earlier the internal memory virtual screen and draw, after drafting operation is each time finished, the internal memory virtual screen is exchanged in the true screen in foreground.So just realized retrospective playback function, and, can not allow the personnel that check playback that the screen flicker sense is arranged owing to adopted the means of two screen exchanges.
At last, should be pointed out that above embodiment only is the more representational example of the present invention.Obviously, technical scheme of the present invention is not limited to the foregoing description, and many distortion can also be arranged.All distortion that those of ordinary skill in the art can directly derive or associate from content disclosed by the invention all should be thought protection scope of the present invention.
Claims (3)
1. system that realizes unified management of remote dummy desktop access and monitoring, it is characterized in that described system comprises RDP virtual server end module, RDP virtual client module, VNC virtual client module and X11 virtual client module, the mutual ciphered compressed data of RDP virtual server end module and RDP client modules, the mutual ciphered compressed data of RDP virtual client module and RDP server end module, VNC virtual client module and VNC server end module interaction data, X11 virtual client module and X11 server end module interaction data, RDP virtual server end module and RDP virtual client module, set up the protocol translation processing module between VNC virtual client module and the X11 virtual client module, the protocol translation processing module is duplicated portion with non-encrypted unpacked data stream and is given RDP protocol data-flow formatting module and do further processing.
2. according to the system of desktop access unified management of the described realization remote dummy of claim 1 and monitoring, it is characterized in that described RDP protocol data-flow formatting module parses and duplicate two parts with the graphical information that comprises in the non-encrypted unpacked data stream, portion is transferred to real-time monitoring video flow output, and another part is stored in the retrospective playback database.
3. according to the implementation method of claim 1 or 2 described remote dummy desktop access unified managements and supervisory control system, it is characterized in that described method is: RDP virtual server end deciphering decompress(ion) is from the ciphered compressed data of RDP client, transfer to the protocol translation processing module and be converted into the RDP agreement, the non-encrypted unpacked data of VNC agreement or X11 agreement, and should be transferred to corresponding RDP virtual client module by non-encrypted unpacked data by the protocol translation processing module, VNC virtual client module or X11 virtual client module, RDP virtual client module, VNC virtual client module and X11 virtual client module are according to the characteristics of self agreement, should non-encrypted unpacked data compress and encrypt again the mutual corresponding RDP server end module of giving, VNC server end module and X11 server end module, otherwise then be the ciphered compressed data of RDP virtual client deciphering decompress(ion) from the RDP server end, or VNC virtual client deciphering decompress(ion) is from the ciphered compressed data of VNC server end, or X11 virtual client deciphering decompress(ion) is from the ciphered compressed data of X11 server end, transfer to the non-encrypted unpacked data that the protocol translation processing module is converted into the RDP agreement, and should be transferred to RDP virtual server end module by non-encrypted unpacked data by the protocol translation processing module, RDP virtual server end module is according to the characteristics of self agreement, should non-encrypted unpacked data compresses and encrypts and give the RDP client modules more alternately; Simultaneously the protocol translation processing module should non-encrypted unpacked data stream be duplicated portion and is given RDP protocol data-flow formatting module, the graphical information that RDP protocol data-flow formatting module comprises in will this non-encrypted unpacked data stream parses and duplicates two parts, portion is transferred to real-time monitoring video flow output, and another part is stored in the retrospective playback database; The monitoring video flow output module is that node is set up a binary search tree with each remote dummy desktop session at first in real time, and is that the virtual screen in the internal memory is opened in each remote dummy desktop session; In a single day the monitoring video flow output module receives graphical information in real time, just in binary search tree, find corresponding session node, and graphical information is plotted on the internal memory virtual screen of session, it is the updating memory virtual screen, then the screen that upgrades is transferred to monitoring interface, monitoring interface also upgrades automatically, has so just realized the function of real-time monitoring attendant operation; According to the data flow that is recorded in the retrospective playback database, the graphical information of utilizing RDP protocol data-flow formatting module to store has just realized reviewing the function of operating with the playback attendant with being pushed into the front end playback interfaces before the drafting of internal memory virtual screen.
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