CN114884938A - Method for adaptively processing downloaded file by cloud server and corresponding server - Google Patents
Method for adaptively processing downloaded file by cloud server and corresponding server Download PDFInfo
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- CN114884938A CN114884938A CN202210809473.0A CN202210809473A CN114884938A CN 114884938 A CN114884938 A CN 114884938A CN 202210809473 A CN202210809473 A CN 202210809473A CN 114884938 A CN114884938 A CN 114884938A
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- 238000000034 method Methods 0.000 title claims abstract description 45
- 238000012545 processing Methods 0.000 title claims abstract description 34
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- 230000008569 process Effects 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 238000013500 data storage Methods 0.000 claims description 4
- 230000008054 signal transmission Effects 0.000 claims description 4
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
Abstract
The invention provides a method for adaptively processing a download file by a cloud server and a corresponding server, and relates to the technical field of server download processing, wherein the method comprises the following steps: the method comprises the steps of receiving a download request, wherein the download request is a file download request of a server receiving terminal, verifying the request by the server, obtaining the position of a main server of a download file, splitting the file, splitting and cutting the file at the position of the main server of the download file to a sub-server, downloading multiple addresses, cutting a data section in a composite bisection mode, performing bidirectional splitting on data splitting nodes at the front position and the rear position of the bisection nodes, setting two splitting nodes in a mode of shifting the preposed data backwards and shifting the postposition data forwards, avoiding data abnormity caused by file data node interruption, influencing the fitting generation of subsequent data sections, avoiding data errors and avoiding the situation that the files are damaged and cannot be opened when the conventional fragmental cache is easy to generate.
Description
Technical Field
The invention relates to the technical field of server downloading processing, in particular to a method for adaptively processing a downloaded file by a cloud server and a corresponding server.
Background
In the prior art, when a user downloads a file from a content server through a terminal device such as a mobile phone and a tablet computer, the whole file is directly transmitted at one time, for example, the current modes such as a network disk are all transmitted in a mode of sequentially transmitting from beginning to end, and some modes such as an FTP transmission mode are also partially adopted, but no clear scheme is provided.
According to the file downloading method and device with the Chinese patent number of CN107317828B, the method comprises the following steps: when a downloading instruction is detected, determining a file identifier based on a file link carried by the downloading instruction, and determining a transmission protocol to which the file link belongs based on transmission protocol information carried by the file link; determining a download link based on the file link and a transmission protocol to which the file link belongs, wherein the speed of downloading the file through the download link is greater than or equal to the speed of downloading the file through the file link, and the success rate of downloading the file through the download link is greater than or equal to the success rate of downloading the file through the file link; and downloading the file corresponding to the file identifier based on the download link. The invention can improve the downloading speed and the downloading success rate of the file.
According to the Chinese patent No. CN106412137B, a file downloading system and a file downloading method comprises the following steps: the client is suitable for sending a file downloading request to the super computing center; the super computing center is suitable for carrying out fragmentation processing on the file requested to be downloaded to obtain a plurality of fragmented files and sending the fragmented files to a plurality of file cache servers; the scheduling server is suitable for generating a download address corresponding to the fragment file and sending the download address to the client to respond to the inquiry of the client on the cache progress when the fragment file is cached on the file cache server; each file cache server is suitable for storing each fragment file respectively; the client is also suitable for downloading the corresponding fragment files from the file cache server when receiving the download address sent by the scheduling server, and splicing the first fragment file and other downloaded fragment files according to the fragment file mapping table to obtain a complete download file.
The patent document specifically adopts a fragment caching mode, both the patent and the existing fragment caching modes have the risk of data loss under the condition of caching, data downloading is realized through a cache server, and the condition that the downloaded file cannot be opened and cannot be used exists because the data is directly cut into fragments to cause the data loss.
Disclosure of Invention
Solves the technical problem
Aiming at the defects of the prior art, the invention provides a method for adaptively processing a downloaded file by a cloud server and a corresponding server, which solve the problems that the existing fragment caching mode causes the risk of data loss under the condition of caching, and the data is downloaded by a cache server, so that the downloaded file cannot be opened and cannot be used under the condition that the data is lost due to direct fragmentation.
Technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a method for adaptively processing a downloaded file by a cloud server, wherein a large number of files are stored in the cloud server, and the method comprises the following steps:
s1, receiving a downloading request, wherein the downloading request is a file downloading request of a server receiving terminal;
s2, server verification request, wherein the server verification request is to perform security verification on the downloading request of S1 and acquire the position of a main server of the downloaded file;
s3, cutting the file into: splitting and cutting the corresponding file in the main server position of the downloaded file obtained in the step S2 to a sub server;
s4, multi-address downloading, wherein the multi-address downloading is to transmit the cut download file to the terminal in multiple addresses;
and S5, converting the terminal into a local server, wherein the conversion of the terminal into the local server is a part of converting the downloading terminal into the sub server in the step S3.
Preferably, the receiving of the download request is that the server receives a file download signal sent by the terminal and transmits the file download signal to the central processing unit, the server verification request is that the download request received at S1 is verified by the central processing unit and then is split into file positions, the file positions are split into file positions obtained by the request at S2 and are split into sub server matrices, the multi-address download is that the files split at S3 are endowed with IP addresses and are transmitted to the terminal through the network, and the terminal is converted into the local server and is converted into a part of the sub server matrices in a networking state by the terminal after the files are downloaded at S4.
Preferably, the file splitting is split by adopting a composite bisection method, the split splitting of the file splitting is split by adopting file data composite bisection, and 1/2 and 1/4 … … nodes of the downloaded file are both cut off and split into the sub server matrix.
Preferably, independent IP addresses are adopted for multi-address downloading, the downloading positions of the multi-address downloading are all independent servers in the sub-server matrix, the servers in the sub-server matrix reserve independent IP addresses, and the IP addresses are secondary IP addresses based on the main IP address of the cloud server.
Preferably, the cloud server comprises a data module, and the data module is electrically connected with a security module, a verification module and a function module.
Preferably, the data module is a data storage device of the cloud server, and the verification module integrates all verification chips of the terminal device which can send a download signal to the server, of the mobile terminal, the fixed terminal, the local terminal and the online terminal.
Preferably, the security module adopts networking and local dual authentication, and an internet behavior manager is integrated in the security module.
Preferably, the function module includes all modules for realizing the functions of receiving and sending signals from and sending information from the cloud server, and the function module must include a signal transmission module and a central processing module for information, which are mutually transmitted with the sub-server matrix, and the central processing module is a central processing unit and hardware equipment necessary for attachment.
Advantageous effects
The invention provides a method for adaptively processing a downloaded file by a cloud server and a corresponding server. The method has the following beneficial effects:
1. the data segment is cut off in a composite binary mode, the data segmentation nodes are divided in two directions at the front and rear positions of the binary nodes, two segmentation nodes are set in a mode that the preposed data is moved backwards and the postposed data is moved forwards, data abnormity caused by file data node interruption is avoided, the fitting generation of the follow-up data segment is influenced, and the codes at the coincident positions are fitted and removed by adopting specific software codes during post processing, so that the integrity and consistency of data transmission are ensured, data errors are avoided, and the condition that the current commonly used fragment cache is easy to cause the condition that the files are damaged and cannot be opened after the cache is generated is avoided.
The method adopts a data splitting mode, when a downloading requirement is received, a downloading file is cut into sub server matrixes according to a composite bisection method, the downloading file is split into the sub server matrixes, the cut downloading file is transmitted to the terminal through the sub server matrixes, each sub server is an independent IP, and under the condition that the terminal adopts multi-DNS analysis matching, multi-node synchronous downloading is realized, so that one downloading file can adopt a plurality of downloading channels, the downloading speed is high, the downloading time is greatly reduced, and after the downloading is finished, the cut files are spliced by means of a specific code file, so that the complete downloading file transmission is realized, the data error is avoided, and the condition that a cache part cannot be opened after the conventional slicing cache is easily damaged is avoided.
Drawings
FIG. 1 is a system diagram of the present invention;
FIG. 2 is a flow chart of the present invention;
FIG. 3 is a schematic diagram of a cloud server according to the present invention;
FIG. 4 is a diagram illustrating file splitting according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1 to 4, a method for adaptively processing a downloaded file by a cloud server, where a large number of files are stored in the cloud server, includes the following steps:
s1, receiving a downloading request, wherein the received downloading request is a file downloading request of a server receiving terminal;
s2, server verification request, wherein the server verification request is to perform security verification on the downloading request of S1 and acquire the position of a main server of the downloaded file;
s3, cutting the file into: splitting and cutting the corresponding file in the main server position of the downloaded file obtained in the step S2 to a sub server;
s4, multi-address downloading, wherein the multi-address downloading is to transmit the cut download file to the terminal in multiple addresses;
and S5, converting the terminal into a local server, wherein the conversion of the terminal into the local server is a part of converting the download terminal into the sub server in the step S3.
Receiving a download request, sending a file download signal to a server receiving terminal and transmitting the file download signal to a central processing unit, wherein the server verification request is to split the file position after the download request received by S1 is verified by the central processing unit, the file is split into the file position obtained by the request of S2, the file is split into a sub server matrix and is transmitted into the sub server matrix, multi-address download is to give an IP address to the file split by S3 and transmit the IP address to the terminal through a network, the terminal is converted into a local server which converts the terminal downloading the file through the step of S4 into a part of the sub server matrix in a networking state, when the download request is received, the download file is split into the sub server matrix according to a composite bisection method, and then the split download file is transmitted to the terminal through the sub server matrix, and each sub-server is independent IP, and under the condition that the terminal adopts multi-DNS analysis matching, multi-node synchronous downloading is realized, so that the downloading speed of one downloading file can be realized by adopting a plurality of downloading channels, the downloading time is greatly reduced, and after the downloading is finished, the cut files are spliced by means of a specific code file, thereby realizing the transmission of the complete downloading file.
The method comprises the steps of splitting a file by adopting a composite bisection method, splitting and splitting the split and split of the file by adopting the composite bisection of file data, breaking and splitting 1/2 and 1/4 … … nodes of a downloaded file into a sub server matrix, migrating an actual truncation position of a truncation point on the basis of the position of the bisection method truncation point by combining the traditional modes of unfolding and truncating in a power-power unfolding mode of 1/2 such as 1/2 and 1/4 … …, copying data of a truncation area by adopting front and back symmetrical truncation positions, moving back the truncation position of front data, moving front the truncation position of back data, performing bidirectional segmentation on the front and back positions of the bisection nodes by using data segmentation nodes, setting two segmentation nodes by moving back the front data and moving front the back data, data abnormity caused by file data node interruption is avoided, fitting generation of subsequent data segments is influenced, and specific software codes are adopted to fit and remove duplication of codes at coincident positions in post-processing, so that integrity and consistency of data transmission are guaranteed, and data errors are avoided.
The multi-address downloading adopts independent IP addresses, the downloading positions of the multi-address downloading are all independent servers in a sub-server matrix, the servers in the sub-server matrix keep independent IP addresses, the IP addresses are secondary IP addresses based on the main IP address of the cloud server, the example shows that the public network IP bound by the cloud server is X.X.X.X.X, the IP addresses adopted by the sub-server matrix are X.X.X.X: N and Y.Y.Y.Y, the X in the sub-server matrix is a public network IP address, Y is other public network IP addresses, two ways are adopted, under the condition that the public network IP domain name is sufficient, all the sub-servers are endowed with independent public network IP addresses, namely the meaning expressed by Y, under the condition that the public network IP is insufficient, the public network IP of the cloud server is adopted as the main domain name, and under the main domain name, each sub-server in the sub-server matrix is endowed with independent domain names through port mapping and sub-address setting, when a download instruction is received, the cloud server firstly acquires a download command, acquires a corresponding data storage position through combined processing on software and hardware, then cuts and cuts data of the acquired download file through a composite bisection method according to the content explained above, and uniformly distributes the data to a sub-server matrix, ideally, the cut download file is cut to be 10MB level according to the current actual network condition, the cut files are uniformly distributed in the sub-server matrix according to the number after cutting, then the sub-server bears the part of the download server, the cut files are transmitted to a terminal where the download instruction is sent, after the terminal finishes downloading all the cut files, the cut files are connected and deduplicated through software or built-in codes, the method includes the steps that a file needing to be downloaded is obtained, a terminal storing the file is downloaded at the same time, the terminal can be used as a part of a follow-up sub-server matrix under the condition of a network, when other terminals download the file, the terminal which downloads the file bears transmission relay products of one or more split files, the function is required to be proved to be allowed by a terminal owner during design, otherwise risks of data misuse or data leakage are easily caused, when the function is obtained, various DNS analysis can be added to download modes adopted by other terminals, and further accelerated transmission of data can be achieved under different network environments and network bases, so that the downloading speed is further improved.
The system for adaptively processing the downloaded file by the cloud server comprises a terminal module for sending the downloading instruction and a server module for processing the downloading instruction, wherein the terminal module comprises a terminal, the terminal is any device capable of sending the downloading instruction and storing the file, data transmission is carried out between the terminal module and the server module, and the server module comprises a cloud server, a backup server and a sub-server matrix.
The cloud server and the backup server are connected with each other through data transmission, data between the cloud server and the backup server are corrected at irregular time and backup in real time, the cloud server and the backup server are connected with the sub-server matrix through data, the sub-server matrix is provided with server modules which are in array type independent networking, and each server module of the sub-server matrix is endowed with independent IP.
Cloud server of file is downloaded in cloud server self-adaptation processing, and cloud server includes data module 103, and data module 103 electric connection has security module 102, verification module 101 and functional module 104.
The security module 102 adopts networking and local dual verification, and the security module 102 integrates an internet behavior manager therein, the security module 102 mainly adopts software and hardware products required by IMEI machine code, MAC address, IP address, KEY code and the like, and can be selectively configured according to the actual application conditions of the device according to the invention, for example, when the device is used in units, factories and the like of network physical isolation, since the products are all intranet connection, the matching can be directly realized according to Bluetooth connection or machine MAC binding, and other scenes are the same, and the required hardware products are common in the market, can be configured and installed according to the own requirements, and can be directly selected and purchased actual products of server manufacturers meeting the requirements.
The functional module 104 includes all modules for realizing the functions of receiving and transmitting signals of the cloud server and processing information, and the functional module 104 must include a signal transmission module and a central processing module of information mutually transmitted with the sub-server matrix, the central processing module is a central processing unit and hardware equipment necessary for attachment, the hardware equipment is all parts required in a hardware server, and since the hardware equipment is common in the market, the hardware equipment can be configured and installed according to the requirements of the hardware equipment, and actual products of server manufacturers meeting the requirements can be directly purchased, and the functional module 104 set forth in the invention includes an expansion interface, a development interface, an API interface and other software and hardware functions, which are all one of the parts of the invention.
The second embodiment is as follows:
the cloud server can be a plurality of groups of cloud servers in actual use, not necessarily a single cloud server, the plurality of servers adopt the method of the first embodiment to download files, and meanwhile, the backup method adopted between the cloud server and the backup server can adopt different raid methods according to actual conditions.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other similar elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A method for self-adaptively processing downloaded files by a cloud server, wherein a large number of files are stored in the cloud server, and the method is characterized in that: the method comprises the following steps:
s1, receiving a downloading request, wherein the downloading request is a file downloading request of a server receiving terminal;
s2, server verification request, wherein the server verification request is to perform security verification on the downloading request of S1 and acquire the position of a main server of the downloaded file;
s3, cutting the file into: splitting and cutting the corresponding file in the main server position of the downloaded file obtained in the step S2 to a sub server;
s4, multi-address downloading, wherein the multi-address downloading is to transmit the cut download file to the terminal in multiple addresses;
and S5, converting the terminal into a local server, wherein the conversion of the terminal into the local server is part of the conversion of the download terminal into the sub server in the step S3.
2. The method for the cloud server to adaptively process the downloaded file according to claim 1, wherein: the method comprises the steps of receiving a download request, sending a file download signal to a server receiving terminal, transmitting the file download signal to a central processing unit, splitting a file position after the download request received by S1 is verified by the central processing unit, splitting the file into splitting the file position obtained by the request of S2, splitting a sub server matrix, transmitting the split file position to the sub server matrix, giving an IP address to the split file of S3, transmitting the split file to the terminal through a network, and converting the terminal into a local server which is a part of the sub server matrix in a networking state of the terminal after the file is downloaded in the step of S4.
3. The method for the cloud server to adaptively process the downloaded file according to claim 1, wherein: and splitting the file by adopting a composite dichotomy method, and splitting the split file by adopting a file data composite dichotomy, so that 1/2 and 1/4 … … nodes of the downloaded file are both broken and split into a sub server matrix.
4. The method for the cloud server to adaptively process the downloaded file according to claim 1, wherein: the multi-address downloading adopts independent IP addresses, the downloading positions of the multi-address downloading are all independent servers in the sub-server matrix, the servers in the sub-server matrix keep independent IP addresses, and the IP addresses are secondary IP addresses based on the main IP address of the cloud server.
5. The cloud server of claim 1, wherein the cloud server is configured to perform the adaptive file downloading method, and further comprising: the cloud server comprises a data module (103), wherein the data module (103) is electrically connected with a security module (102), a verification module (101) and a function module (104).
6. The cloud server of claim 5, wherein: the data module (103) is a data storage device of the cloud server, and the verification module (101) integrates all verification chips of terminal equipment which can send download signals to the server, wherein the terminal equipment comprises a mobile terminal, a fixed terminal, a local terminal and an online terminal.
7. The cloud server of claim 5, wherein: the security module (102) adopts networking and local dual authentication, and a networking behavior manager is integrated in the security module (102).
8. The cloud server of claim 5, wherein: the function module (104) comprises all modules for realizing the functions of receiving and transmitting signals of the cloud server and processing information, the function module (104) must comprise a signal transmission module and a central processing module of information, the signal transmission module and the central processing module are mutually transmitted with the sub-server matrix, and the central processing module is a central processing unit and hardware equipment necessary for attachment.
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