CN101631143A - Multi-server system in load-balancing environment and file transmission method thereof - Google Patents
Multi-server system in load-balancing environment and file transmission method thereof Download PDFInfo
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- CN101631143A CN101631143A CN200910189667A CN200910189667A CN101631143A CN 101631143 A CN101631143 A CN 101631143A CN 200910189667 A CN200910189667 A CN 200910189667A CN 200910189667 A CN200910189667 A CN 200910189667A CN 101631143 A CN101631143 A CN 101631143A
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Abstract
The invention discloses a multi-server system in load-balancing environment and a file transmission method thereof. The load-balancing network environment comprises load-balancing servers and a plurality of load machines, and a file server system is established in parallel on the basis. The invention can upload the file data of a large file to a static file storage server by FTP service, no longer relies on the load-balancing environment because of the adoption of an independent file server system, solves the problems of storage and load balance, can effectively solve the problem of file transmission in the load-balancing environment, enables the system to have better load-balancing performance, is beneficial to the bandwidth expansion of network equipment and the servers, increases the throughput, enhances the data-processing capability of a network and improves the flexibility and the usability of the network.
Description
[technical field]
The present invention relates to webserver technology, specifically, relate to file transfer technology wherein.
[background technology]
Along with the high speed development of internet, based on B the business of S structure (WEB) exploitation more and more, involved scope also more and more widely, for example, the management information system during telecommunication value-added class business, information series business and miscellaneous service or enterprise use etc.The operation of numerous business, make WEB server load amount constantly increase, every day, the user of online was countless, and may be all same server of concurrent visit or same file simultaneously, so just be easy to produce the message transmission choking phenomenon, less trouble and high-performance are the main targets of people to server simultaneously, but for the separate unit server, this problem is insurmountable.
When the Web load capacity is very big, should consider that the working load balancing technique shares load average on a plurality of internal servers.If when having a plurality of servers to carry out some tasks simultaneously, these servers just constitute a cluster (clustering).Use Clustering can obtain to approach the performance of mainframe with minimum investment.
Load balancing (Load Balance) is based upon on the existing network infrastructure, form a server set by multiple servers with symmetrical manner, every station server all has status of equal value, service can externally be provided separately and need not other servers auxiliary.It provides a kind of cheapness, effective and transparent method, come extended network equipment and server bandwidth, increase throughput, strengthen the network data-handling capacity, improve network more flexible and availability.Load balancing has the implication of two aspects: at first, a large amount of concurrent visits or data traffic are shared on many node devices and being handled respectively, reduce the time of user's wait-for-response; Secondly, single heavy duty computing is shared on many node devices and is done parallel processing, and each node device processing after finishing gathers the result, returns to the user, and system processing power is greatly improved.
The visit that the quick growth of color ring user is faced intelligent network CRBT multi-media network server increases in numbers swiftly, and server need possess the ability that a large amount of concurrent access services are provided, and the processing of server and I/O ability become the bottleneck that service is provided.Because the performance of separate unit server is always limited, must adopt multiserver and load-balancing technique could satisfy the needs of a large amount of concurrent visits.When building the load-balanced server network architecture, " load-balanced server " is Control Server, this server is all at first arrived in all users' request, server will ask specifically to be assigned in certain actual treatment server according to each actual treatment server state thus then, and external disclosed domain name and IP address all are this station servers.In this framework, the problem of storage and visit has appearred uploading, for example the user has carried out an operation of uploading pictures on load A machine, produced picture file at local A machine, carry out when reading the request of picture on the load B machine but request next time is assigned to, but finding needs the picture file of usefulness not exist on local B machine, and the remote server file access exception will appear in program at once.
Existing patent documentation comprises: number of patent application is the Chinese patent application " the content-based resource load stabilization method that duplicates " of CN200810156156.3 and the patent " method and system of file distributing and download " that the patent No. is CN200810103137.4.
No. 200810156156.3 Chinese patent application mentioned the notion of resource load stabilization, according to the resource access situation of local node and then content-based duplicating, be to rely on backup to realize load balance in essence, in case occur unusual in the reproduction process, to cause each server the inconsistent situation of data file to occur, be difficult to repair, duplicate simultaneously by the resource access situation and decide, this itself just has uncertainty.
No. 200810103137.4 Chinese patent application adopts timesharing to download the pressure that alleviates file server, on the one hand user's download time is limited, problem to moment request resource surge does not well solve simultaneously, when the burden of primary processor increases, server is easy to the machine of will opening up, and influences the normal visit of WEB.
[summary of the invention]
Main purpose of the present invention is: file system for transmitting and method in a kind of effective realization multiserver load-balancing environment is provided.
For achieving the above object, at first, the present invention proposes multi-server system in a kind of load-balancing environment, comprises load-balanced server and load server, also comprises:
File server system is by physical interface and the communication of described load server;
The file analysis module is used for Study document, the enactment document line of demarcation;
The last transmission module of FTP provides FTP service, will meet the marginal upload file of file and upload on the file server system.
Multi-server system in the above-mentioned load-balancing environment also comprises the FastDFS administration module, manages the static file of described file server system, directly sets up the http service on the Storge server of self, directly by URL access static file.
Multi-server system in the above-mentioned load-balancing environment also comprises the NFS sharing module; Described file server system comprises the static file server; At not meeting the marginal upload file of described file, the NFS sharing module is directly shared the assigned catalogue of static file server to the load server.
Multi-server system in the above-mentioned load-balancing environment, described file server system comprises document storage server; At meeting the marginal upload file of described file, the last transmission module of FTP uploads to described document storage server with it.
Multi-server system in the above-mentioned load-balancing environment, described file server system also comprises the picture servers that is used for special picture formatted file.
Simultaneously, the present invention proposes the method that realizes file transfer in a kind of load-balancing environment, its file is uploaded and be may further comprise the steps:
Step 61) after load-balanced server is received the upload file request of user's transmission, is distributed to a load server and handles;
Step 62) this load server calls file analysis module is carried out the analysis of upload file;
Step 63) when this upload file meets the file line of demarcation of file analysis module settings, file server system calls FTP and goes up transmission module;
Step 64) the last transmission module of FTP uploads to this upload file on the document storage server of storage static file.
Realize the method for file transfer in the above-mentioned load-balancing environment, described step 64) in, the document control server by in the described file server system is assigned to concrete document storage server to upload file, and calls FTP and go up transmission module.
Realize the method for file transfer in the above-mentioned load-balancing environment, described step 63) in, when this upload file does not meet the file line of demarcation of file analysis module settings, then by the NFS sharing module, the assigned catalogue of sharing the static file server uploads to this catalogue to the web server by http.
Realize the method for file transfer in the above-mentioned load-balancing environment, if described shared failure, then the last transmission module of FTP uploads to this upload file on the document storage server of storage static file.
Realize the method for file transfer in the above-mentioned load-balancing environment, also comprise following file access step:
Step 101) after load-balanced server is received file request, is distributed to a load server and handles;
Step 102) this load server calls file analysis module is analyzed;
Step 103) the document storage server assigned catalogue that directly passes through NFS sharing module shared file server system obtains the file of request to the load server.
Or the file access step comprises:
Step 111) after load-balanced server is received file request, is distributed to a load server and handles;
Step 112) this load server calls file analysis module is analyzed;
Step 113) to the concrete file resource of the document storage server request of file server system;
Step 114) HTTP of document storage server service provides concrete file access address URL.
Owing to adopted above scheme, the load balancing network environment adopts load-balanced server and numerous load machine to form, on the basis of this environment, and the parallel server system of creating a file; For bigger file, can these file datas be uploaded on the server of storage static file by the FTP service, owing to adopted independently file server system, no longer rely on load-balancing environment, solved the problem of storage and load balancing, can in load-balancing environment, solve the problem of file transfer effectively, make the load-balancing performance of system better, the bandwidth that helps extended network equipment and server, increase throughput, strengthen the network data-handling capacity, improve network more flexible and availability.
Further, adopt in assigned catalogue that the NFS mode shares the static file server load server in the load-balancing environment simultaneously at less temporary file, be applicable to file storage, file synchronization, file access (file is uploaded, file download) etc., owing to adopted independently static file server, no longer rely on load-balancing environment, solved the problem of low capacity storage and load balancing.Can in load-balancing environment, solve the problem that file is uploaded and visited effectively.
Further, simultaneously at picture file, file server system provides special picture servers, satisfies the needs of the picture file of a large amount of concurrent visits, guarantees the reliability of system, improves customer experience.
[description of drawings]
Fig. 1 is the structural representation of server load balancing environment and file server system in the embodiment of the invention;
Fig. 2 realizes that according to the system of the embodiment of the invention file uploads to the file server flow process by browser client;
Fig. 3 is a structural representation of realizing resource file request visit according to the system of the embodiment of the invention.
[embodiment]
Also the present invention is described in further detail in conjunction with the accompanying drawings below by specific embodiment.
Please refer to shown in Figure 1, the multi-server system that this is routine, the load balancing network environment adopts load-balanced server and numerous load server to form, on the basis of this environment, the parallel server system of creating a file comprises document control server, picture servers, TXT file server, document storage server and static file server.By the file analysis module, be used for the type and size of Study document, and come the enactment document line of demarcation with the size of file; For bigger file, can go up transmission module by FTP these file datas are uploaded to the document storage server of storing static file, or picture servers, or on the TXT file server; Adopt in assigned catalogue that the NFS mode shares the static file server load server in the load-balancing environment simultaneously at less temporary file.
When a client-access WEB server address, at first be assigned in the concrete load server by load-balanced server, when the user begins upload file, go up transmission module by FTP, file is uploaded in the file server system with independent IP address, and can upload to according to concrete file type in the servers different in the file server system, as picture servers, TXT file server etc.Utilize the FastDFS administration module, the static file of management document server system directly sets up the http service on the Storge server of self.When this client is visited its resource file of uploading once more,, just can directly pass through URL access static file because on file server, directly set up the http service.The invention of this example can solve the problem that file is uploaded and visited effectively in load-balancing environment.
For realizing that file is uploaded and visited in the multiserver load-balancing environment, this routine method at first comprises the process of setting up to multi-server system under the load-balancing environment:
Step 1: dispose WEB request processing server, be also referred to as the load server, be used for the upload file request or the resource request of process user specially, dispose the WEB application program thereon, can be by forming more than two or two, every station server all has status of equal value, service can externally be provided separately and need not other servers auxiliary; Has fixing LAN IP.Client is trooped with a logic Internet title and virtual ip address (claiming to troop the IP address again) visit, keeps every station server title separately simultaneously.
Step 2: configuration load equalization server, this server is all at first arrived in all users' request, server will ask specifically to be assigned in the load server of certain actual treatment according to each actual treatment server state thus then, and external disclosed domain name and IP address all are load-balanced servers.
Step 3: realize load balancing, realize load balancing by the name resolution at random in the DNS service, in dns server, can be the same name of a plurality of different address configuration, and the client computer of finally inquiring about this name will obtain one of them address when resolving this name.Therefore, for same name, different client computer can obtain different addresses, and they also just visit the load server on the different addresses, thereby reaches the purpose of load balancing.
Step 4: the picture servers of independent separate, for Web server, no matter be Apache, IIS or other containers, picture is consumption of natural resource, so in this example picture is separated with the page, such framework can reduce provides the server system of accessing page request pressure, and the system that can guarantee can not collapse because of the picture problem.Can form by one or more server, fix its LAN IP.
Step 5: build document storage server, similar picture servers is used for storing static file, can dispose segmentation as the case may be, is made up of separate server, is used for storage file specially.
Step 6: the configuration file Control Server, have independent outer net IP, and framework plays HTTP service, according to the request of load server,, be assigned to concrete document storage server the resource file that needs are uploaded, or picture servers, or in the TXT file server;
Step 7: dispose ftp server, a configuration file can be provided in the load server, the IP address, user name, password, the file that are used for disposing FTP are uploaded information such as path, the landing of ftp server and other servers (load server, file server etc.) appointed in strictness, file is uploaded interactive information such as path, to guarantee the secure access of ftp server.
Step 8: configuration NFS shares storage server, is the user space that creaties directory by certain rule, and document storage server shares to the web server of all load balancing by NFS then.
Step 9:FastDFS installs configuration, revises tracker.conf and storage.conf under the conf, opens two daemon, and one is tracker, is responsible for tracking server state and load, and another is storage, is responsible for the storage and the copy backup of data.
Step 10: after client uploads to ftp server to file, need note filename and routing information that file is preserved on server, and when the WEB server is presented a paper information, together routing information be issued the WEB server by HTTP in client.Service routine on the WEB server is done corresponding realization according to business demand, only needs to accept the information that client is submitted to.
Please refer to Fig. 2 and shown in Figure 3, setting up under the load-balancing environment behind the multi-server system, this example realizes that file uploading method comprises in the multiserver load-balancing environment:
Step 1. user sends the request of upload file;
Step 2. load balancing Control Server is received and is asked and be distributed to a concrete load server to handle;
Step 3. load server calls file analysis module is carried out the analysis of upload file; By the file line of demarcation that sets up on their own, part is uploaded the NFS mode of calling, and the assigned catalogue of sharing the static file server can upload to this catalogue by http to the web server, and shared failure is operating procedure F then; Part is uploaded, and by the document control server in the file server system, the resource file that needs are uploaded, is assigned to concrete document storage server, and calls FTP and go up transmission module;
Step 4. file server is handled distribution;
Step 5. data upload is to the given server of storage static file;
Please refer to shown in Figure 3ly, this example realizes that file access method comprises in the multiserver load-balancing environment:
Step 1. user asks a resource file;
Step 2. load balancing Control Server is received and is asked and be distributed to a concrete load server to handle; Load server calls file analysis module, the analysis of (request) resource that conducts interviews;
Step 3.NFS sharing module request shared catalogue resource, or file server is handled;
Step 4. is directly passed through the assigned catalogue of the shared static file server of NFS mode to the web server, obtains resource file; Otherwise execution in step 5;
The HTTP service of step 5. document control server provides concrete file access address URL.
Above content be in conjunction with concrete preferred implementation to further describing that the present invention did, can not assert that concrete enforcement of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to the scope of patent protection that the present invention is determined by claims of being submitted to.
Claims (11)
1. multi-server system in the load-balancing environment comprises load-balanced server and load server, it is characterized in that, also comprises:
File server system is by physical interface and the communication of described load server;
The file analysis module is used for Study document, the enactment document line of demarcation;
The last transmission module of FTP provides FTP service, will meet the marginal upload file of file and upload on the file server system.
2. multi-server system in the load-balancing environment as claimed in claim 1, it is characterized in that: also comprise the FastDFS administration module, manage the static file of described file server system, on the Storge server of self, directly set up the http service, directly by URL access static file.
3. multi-server system in the load-balancing environment as claimed in claim 1 is characterized in that: also comprise the NFS sharing module; Described file server system comprises the static file server; At not meeting the marginal upload file of described file, the NFS sharing module is directly shared the assigned catalogue of static file server to the load server.
4. multi-server system in the load-balancing environment as claimed in claim 1 is characterized in that: described file server system comprises document storage server; At meeting the marginal upload file of described file, the last transmission module of FTP uploads to described document storage server with it.
5. as multi-server system in each described load-balancing environment among the claim 2-4, it is characterized in that: described file server system also comprises the picture servers that is used for special picture formatted file.
6. realize the method for file transfer in the load-balancing environment, its file is uploaded and be may further comprise the steps:
Step 61) after load-balanced server is received the upload file request of user's transmission, is distributed to a load server and handles;
Step 62) this load server calls file analysis module is carried out the analysis of upload file;
Step 63) when this upload file meets the file line of demarcation of file analysis module settings, file server system calls FTP and goes up transmission module;
Step 64) the last transmission module of FTP uploads to this upload file on the document storage server of storage static file.
7. realize the method for file transfer in the load-balancing environment as claimed in claim 6, it is characterized in that: described step 64), document control server by in the described file server system is assigned to concrete document storage server to upload file, and calls FTP and go up transmission module.
8. realize the method for file transfer in the load-balancing environment as claimed in claim 6, it is characterized in that: described step 63), when this upload file does not meet the file line of demarcation of file analysis module settings, then by the NFS sharing module, the assigned catalogue of sharing the static file server uploads to this catalogue to the web server by http.
9. realize the method for file transfer in the load-balancing environment as claimed in claim 8, it is characterized in that: if described shared failure, then the last transmission module of FTP uploads to this upload file on the document storage server of storage static file.
10. as realizing the method for file transfer in each described load-balancing environment among the claim 6-9, it is characterized in that: also comprise following file access step:
Step 101) after load-balanced server is received file request, is distributed to a load server and handles;
Step 102) this load server calls file analysis module is analyzed;
Step 103) the document storage server assigned catalogue that directly passes through NFS sharing module shared file server system obtains the file of request to the load server.
11., it is characterized in that: also comprise following file access step as realizing the method for file transfer in each described load-balancing environment among the claim 6-9:
Step 111) after load-balanced server is received file request, is distributed to a load server and handles;
Step 112) this load server calls file analysis module is analyzed;
Step 113) to the concrete file resource of the document storage server request of file server system;
Step 114) HTTP of document storage server service provides concrete file access address URL.
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| CN200910189667XA CN101631143B (en) | 2009-08-27 | 2009-08-27 | Multi-server system in load-balancing environment and file transmission method thereof |
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| CN200910189667XA CN101631143B (en) | 2009-08-27 | 2009-08-27 | Multi-server system in load-balancing environment and file transmission method thereof |
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| CN101631143B CN101631143B (en) | 2012-07-04 |
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| CN102281257A (en) * | 2010-06-12 | 2011-12-14 | 陈银彬 | Entertainment information platform |
| CN102611758A (en) * | 2012-03-30 | 2012-07-25 | 浪潮电子信息产业股份有限公司 | Method for synchronizing clustered data by using load balancer |
| CN102625287A (en) * | 2011-09-09 | 2012-08-01 | 威海捷讯通信技术有限公司 | Method for downloading mobile phone application software |
| CN102868910A (en) * | 2012-10-19 | 2013-01-09 | 上海大亚科技有限公司 | Cloud platform based video-on-demand system and video-on-demand expanding control method |
| CN102868731A (en) * | 2012-08-27 | 2013-01-09 | 济南大学 | Method and device for software online updating and downloading acceleration |
| CN103188304A (en) * | 2011-12-30 | 2013-07-03 | 东月创意科技股份有限公司 | Multi-server system load equilibrium mechanism |
| CN104202386A (en) * | 2014-08-27 | 2014-12-10 | 四川长虹电器股份有限公司 | High-concurrency distributed file system and secondary load balancing method thereof |
| CN106357683A (en) * | 2016-10-27 | 2017-01-25 | 浙江广播电视集团 | Secure uploading system and method for media file |
| CN108616549A (en) * | 2016-12-12 | 2018-10-02 | 北京视联动力国际信息技术有限公司 | A kind of file uploading method and file server |
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- 2009-08-27 CN CN200910189667XA patent/CN101631143B/en not_active Expired - Fee Related
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| CN103188304A (en) * | 2011-12-30 | 2013-07-03 | 东月创意科技股份有限公司 | Multi-server system load equilibrium mechanism |
| CN102611758B (en) * | 2012-03-30 | 2016-08-17 | 浪潮电子信息产业股份有限公司 | A kind of method utilizing load equalizer synchronized clusters data |
| CN102611758A (en) * | 2012-03-30 | 2012-07-25 | 浪潮电子信息产业股份有限公司 | Method for synchronizing clustered data by using load balancer |
| CN102868731B (en) * | 2012-08-27 | 2014-12-17 | 济南大学 | Method and device for software online updating and downloading acceleration |
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