CN104580359B - File fragmentation encrypted storage backup and method for down loading in router with store function - Google Patents
File fragmentation encrypted storage backup and method for down loading in router with store function Download PDFInfo
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- CN104580359B CN104580359B CN201410704597.8A CN201410704597A CN104580359B CN 104580359 B CN104580359 B CN 104580359B CN 201410704597 A CN201410704597 A CN 201410704597A CN 104580359 B CN104580359 B CN 104580359B
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- router
- store function
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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
- H04L67/1097—Protocols in which an application is distributed across nodes in the network for distributed storage of data in networks, e.g. transport arrangements for network file system [NFS], storage area networks [SAN] or network attached storage [NAS]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/60—Router architectures
-
- 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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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Computer And Data Communications (AREA)
- Information Transfer Between Computers (AREA)
Abstract
The present invention provides file fragmentation encrypted storage backup and method for down loading in a kind of router with store function, and currently the router with store function receives the file that user uploads, and reports information to server transmission；Currently the router perimeter with store function whether there is the router with store function in available mode for server inquiry；When in an available state, server sends the information of the router with storage function to the currently router with store function；Currently the router with store function obtains several subfiles after encrypting the file fragmentation that the user received uploads, and is respectively sent to the router backup of peripheral band store function；The currently distributed intelligence of each subfile on the router of the router records peripheral band store function with store function.File fragmentation encrypted storage backup and method for down loading improve user bandwidth usage efficiency in the router with store function of the present invention, reduce cost.
Description
Technical field
The present invention relates to the technical fields of communication, add more particularly to file fragmentation in a kind of router with store function
Close storage backup and method for down loading.
Background technology
Router (Router) is also known as gateway device (Gateway), for connecting multiple logically separate networks.It is so-called
Logical network is to represent an individual network or a subnet.When data is transferred from one subnet to another subnet,
It can be completed by the routing function of router.Therefore, router has the function of judging network address and the paths selection IP.It
Flexible connection can be established, can be connected with media access method with entirely different packet in a multi-network interconnection environment
Various subnets.Router only receives source station or the information of other routers, belongs to a kind of InterWorking Equipment of network layer.
It is possible in router that there are many memories, such as Flash (flash memory), DRAM (Dram) etc..Memory is used as storage
The contents such as configuration, router operating system, routing protocol software.In mid-range-and-low-end routers, routing table is potentially stored in memory
In.
In the prior art, detail router can also provide store function to the user, such as hard disk is carried on the router having；
Some routers carry cloud function.Such as application No. is 201320073719.9, it is entitled《A kind of routing with store function
Device》Chinese utility model patent in a kind of router with store function, including router are disclosed, set on the router
There are antenna, router bottom to be equipped with network hard disc, network hard disc bottom is equipped with accumulator, and accumulator is connect with router, electric power storage
Pond is also connect with network hard disc, and network hard disc is connect by data line with router.For another example application No. is 201220242628.9,
It is entitled《A kind of router for supporting internet behavior data to store》Chinese utility model patent disclose in a kind of support
The router of net behavioral data storage, includes the router in network, the router is connected on power supply described
Router be equipped with storage module；The router includes central processing unit and the friendship that is connected respectively with central processing unit
Control unit, storage unit and Ethernet control unit are changed, the storage module is connected on central processing unit.
In general, after user can go up transmitting file to router, and when needed by modes such as cell phone applications from routing
The file of upload is downloaded in device.
In the prior art, user remotely by when download backup file, usually storing standby on the server on router
Part file, and download from a server backup file.However, when user remotely downloads file by router, it is limited to net
Network situation, it is understood that there may be downloaded slow problem.Therefore, existing method not only increases storage and the bandwidth burden of server,
And increase cost.
Invention content
In view of the foregoing deficiencies of prior art, the purpose of the present invention is to provide a kind of routers with store function
Middle file fragmentation encrypted storage backup and method for down loading, by the way that fragment encryption file is stored in multiple routings with store function
In device, to improve the service efficiency of user bandwidth, cost is reduced.
In order to achieve the above objects and other related objects, the present invention provides file point in a kind of router with store function
Piece encrypted storage backup method, includes the following steps：Step S11, currently the router with store function receives what user uploaded
File, and report information to server transmission；Step S12, server according to currently router with store function transmit come
Information is reported, currently the router perimeter with store function whether there is the routing with store function in available mode for inquiry
Device；If so, being transferred to step S13；If it is not, not executing any operation；Step S13, server is by the routing of peripheral band store function
The information of device is sent to the currently router with store function；Step S14, currently the router with store function according to peripheral band
The information of the router of store function obtains several subfiles after encrypting the file fragmentation that the user received uploads, then
Subfile other than the subfile of itself storage is respectively sent to the router backup of peripheral band store function；Step S15, when
The distributed intelligence of each subfile on the router of the preceding router records peripheral band store function with store function.
According to file fragmentation encrypted storage backup method in the above-mentioned router with store function, wherein：The periphery
The information of router with store function includes the quantity of the router of peripheral band store function and the ground of each router
Location.
According to file fragmentation encrypted storage backup method in the above-mentioned router with store function, wherein：The step
In S12, when whether judging the router of peripheral band store function in available mode, the routing of the peripheral band store function is judged
Whether device has the memory space more than certain threshold value；It is in available mode if so, then assert；Otherwise assert and be in unavailable shape
State.
According to file fragmentation encrypted storage backup method in the above-mentioned router with store function, wherein：The step
In S15, the distributed intelligence of each subfile is storage address of each subfile on the router of peripheral band store function.
Meanwhile it being deposited according to file fragmentation encryption in any of the above-described router with store function the present invention also provides a kind of
The document down loading method for storing up backup method, includes the following steps：
Step S21, client downloads currently file on the router with store function when, obtained from server current
The file on the currently router with store function, and the selected text to be downloaded are checked in the address of router with store function
Part；
Step S22, currently the file to be downloaded of the query router with store function is stored in after whether being fragmented encryption
On the router of peripheral band store function；If being transferred to step S23；If it is not, being transferred to step S26；
Step S23, currently the router with store function is stored to the peripheral band for being stored with the encrypted subfile of fragment
The query router of function its whether be in available mode；If so, being transferred to step S24；If it is not, being transferred to step S26；
Step S24, the router downloading slicing of client from the peripheral band store function in available mode is encrypted
Part subfile downloads the encrypted subfile of remaining fragment from the router currently with store function；
Step S25, client will polymerize after the encrypted subfile decryption of obtained fragment, obtain the file to be downloaded,
Flow terminates；
Step S26, the encrypted all subfiles of client downloading slicing from the router currently with store function；
Step S27, client will polymerize after the encrypted subfile decryption of obtained fragment, obtain the file to be downloaded,
Flow terminates.
According to the method for down loading of file fragmentation encrypted storage backup file in the above-mentioned router with store function,
In：In the step S23, currently the router with store function is stored to the peripheral band for being stored with the encrypted subfile of fragment
When whether the query router of function is in available mode, currently the router with store function is to the road of peripheral band store function
Query messages are sent by device, the inquiry encrypted subfile of fragment whether there is and whether bandwidth is vacant.
Further, according to the download of file fragmentation encrypted storage backup file in the above-mentioned router with store function
Method, wherein：When the encrypted subfile presence of fragment on the router of peripheral band store function and peripheral band store function
Router bandwidth it is vacant when, the router of the peripheral band store function is in available mode.
Further, according to the download of file fragmentation encrypted storage backup file in the above-mentioned router with store function
Method, wherein：When the encrypted subfile of fragment on the router of peripheral band store function be not present or peripheral band store work(
Can router bandwidth without it is vacant when, the router of the peripheral band store function is in down state.
As described above, file fragmentation encrypted storage backup and method for down loading in the router with store function of the present invention,
It has the advantages that：
(1) by sentencing to multiple currently available states in line router for being stored with fragment encrypted backup file
It is disconnected, to determine the download path of fragment encrypted backup file, and polymerization is decrypted in the fragment encrypted backup file of download and is come
Obtain original backup file；
(2) user bandwidth usage efficiency is improved, cost is reduced.
Description of the drawings
Fig. 1 is shown as the flow of file fragmentation encrypted storage backup method in the router with store function of the present invention
Figure；
Fig. 2 is shown as the flow chart that file fragmentation is downloaded in the router with store function of the present invention.
Specific implementation mode
Illustrate that embodiments of the present invention, those skilled in the art can be by this specification below by way of specific specific example
Disclosed content understands other advantages and effect of the present invention easily.The present invention can also pass through in addition different specific realities
The mode of applying is embodied or practiced, the various details in this specification can also be based on different viewpoints with application, without departing from
Various modifications or alterations are carried out under the spirit of the present invention.
It should be noted that the diagram provided in the present embodiment only illustrates the basic conception of the present invention in a schematic way,
Then component count, shape and size when only display is with related component in the present invention rather than according to actual implementation in schema are painted
System, when actual implementation kenel, quantity and the ratio of each component can be a kind of random change, and its assembly layout kenel also may be used
It can be increasingly complex.
Referring to Fig.1, in the router of the invention with store function file fragmentation encrypted storage backup method include with
Lower step：
Step S11, currently the router with store function receives the file that user uploads, and sends and notify to server
Breath.
Specifically, currently the router A with store function receives the file File that user uploads, and can be to server S
Transmission reports information.
Step S12, server according to currently router with store function transmit come report information, inquire current band and deposit
The router perimeter for storing up function whether there is the router with store function in available mode；If so, being transferred to step S13；
If it is not, not executing any operation, flow terminates.
Wherein, when whether judging the router of peripheral band store function in available mode, it need to judge that the peripheral band stores
Whether the router of function has the memory space more than certain threshold value, and available mode is in if so, then assert；Otherwise it is in not
Available mode.Certain threshold value can be determined by server, itself can also be determined by the router with store function.
Step S13, server sends the information of the router with storage function to the currently road with store function
By device.
Specifically, the router of peripheral band store function is denoted as router B, router C, router by server S respectively
D ..., and its corresponding address AddressB, AddressC, AddressD...... are informed into router A.
The information of the router of peripheral band store function includes the quantity of the router of peripheral band store function and each
The address of router.
Step S14, currently the router with store function will be received according to the information of the router of peripheral band store function
To user upload file fragmentation encryption after obtain several subfiles, then by itself storage subfile other than Ziwen
Part is respectively sent to the router backup of peripheral band store function.
Specifically, currently the router A with store function according to the quantity of the router of peripheral band store function by user
Subfile FileA ', FileB ', FileC ', FileD ' ... ... are obtained after the file File fragments encryption of upload, then will
FileB ', FileC ', FileD ' ... ... are respectively sent to back up on B, C, D..... of the router of peripheral band store function.
Step S15, current each Ziwen on the router of the router records peripheral band store function with store function
The distributed intelligence of part.
Specifically, currently the router A with store function records subfile FileB ', FileC ', FileD ' ... ... in week
Distributed intelligence on router B, C, D..... of sideband store function, i.e., routing of each subfile in peripheral band store function
Storage address on device.
With reference to Fig. 2, the method that file fragmentation is downloaded in the router of the invention with store function includes the following steps：
Step S21, it when client needs to download the file on the currently router with store function, is obtained from server
The file on the currently router with store function is checked in the currently address of the router with store function, and selectes and to download
File.
Specifically, the client that user downloads is denoted as client.When client needs to download file, first and server
S is communicated, and the address of the currently router A with store function is obtained from server S, checks the currently router with store function
File on A, and the selected file File to be downloaded.
Step S22, currently the file to be downloaded of the query router with store function is stored in after whether being fragmented encryption
On the router of peripheral band store function；If being transferred to step S23；If it is not, being transferred to step S26.
Step S23, currently the router with store function is stored to the peripheral band for being stored with the encrypted subfile of fragment
The query router of function its whether be in available mode；If so, being transferred to step S24；If it is not, being transferred to step S26.
Currently the router A with store function is to the road for the peripheral band store function for being stored with the encrypted subfile of fragment
When whether being in available mode by device inquiry, the peripheral band that currently the router A with store function is stored before stores work(
Can router address AddressB, AddressC, AddressD.... sends to the router of peripheral band store function and inquires
Message, the encrypted subfile FileB ' of inquiry fragment, File ', CFileD ' ... whether there is and whether bandwidth is vacant.
When the encrypted subfile FileB ' of fragment, FileC ', FileD ' ... exist and bandwidth is vacant, corresponding peripheral band storage
The router of function is in available mode.Be not present as the encrypted subfile FileB ' of fragment, File ', CFileD ' ... or
Bandwidth without it is vacant when, the router of corresponding peripheral band store function is in down state.Wherein, peripheral band store function
Router can lead to the loss of subfile thereon due to operations such as factory resets.
Step S24, the router downloading slicing of client from the peripheral band store function in available mode is encrypted
Part subfile downloads the encrypted subfile of remaining fragment from the router currently with store function.
If the router B of peripheral band store function is in down state, and the router of other peripheral band store functions
When in available mode, the upper and lower carrier file FileC ' of router C, D ... of client from peripheral band store function,
FileD ' ... downloads remaining subfile FileA ' and FileB ' from the router A currently with store function.
Step S25, client will polymerize after the encrypted subfile decryption of obtained fragment, obtain the file to be downloaded,
Flow terminates.
Step S26, the encrypted all subfiles of client downloading slicing from the router currently with store function.
Step S27, client will polymerize after the encrypted subfile decryption of obtained fragment, obtain the file to be downloaded,
Flow terminates.
In conclusion file fragmentation encrypted storage backup and method for down loading are logical in the router with store function of the present invention
It crosses and multiple currently available states in line router for being stored with fragment encrypted backup file is judged, to determine that fragment adds
The download path of close backup file, and polymerization is decrypted to obtain original backup text in the fragment encrypted backup file of download
Part；User bandwidth usage efficiency is improved, cost is reduced.So the present invention effectively overcome it is in the prior art it is various lack
It puts and has high industrial utilization.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology can all carry out modifications and changes to above-described embodiment without violating the spirit and scope of the present invention.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should by the present invention claim be covered.
Claims (5)
1. a kind of file fragmentation encrypted storage backup method in router with store function, it is characterised in that：Including following step
Suddenly：
Step S11, currently the router with store function receives the file that user uploads, and reports information to server transmission；
Step S12, server reports information according to what the router transmission currently with store function came, inquires currently band and stores work(
The router perimeter of energy whether there is the router with store function in available mode；If so, being transferred to step S13；If it is not,
Any operation is not executed；When whether judging the router of peripheral band store function in available mode, judge that the peripheral band stores
Whether the router of function has the memory space more than certain threshold value；It is in available mode if so, then assert；Otherwise at identification
In down state；
Step S13, server sends the information of the router with storage function to the currently router with store function；
Step S14, currently the router with store function will be received according to the information of the router of peripheral band store function
Several subfiles are obtained after the file fragmentation encryption that user uploads, then by the subfile point other than the subfile of itself storage
It is not sent to the router backup of peripheral band store function；
Step S15, current each subfile on the router of the router records peripheral band store function with store function
The distributed intelligence of distributed intelligence, each subfile is storage of each subfile on the router of peripheral band store function
Location.
2. file fragmentation encrypted storage backup method, feature in the router according to claim 1 with store function
It is：The information of the router of the peripheral band store function includes the quantity of the router of peripheral band store function, and each
The address of a router.
3. file fragmentation encrypted storage backup method in the router with store function according to one of claim 1-2
Document down loading method, it is characterised in that：Include the following steps：
Step S21, client downloads currently file on the router with store function when, current band is obtained from server and is deposited
The file on the currently router with store function, and the selected file to be downloaded are checked in the address for storing up the router of function；
Step S22, currently the file to be downloaded of the query router with store function is stored in periphery after whether being fragmented encryption
On router with store function；If so, being transferred to step S23；If it is not, being transferred to step S26；
Step S23, currently the router with store function to the peripheral band store function for being stored with the encrypted subfile of fragment
Query router its whether be in available mode；If so, being transferred to step S24；If it is not, being transferred to step S26；Current band storage work(
Whether the router of energy is in available to the query router for the peripheral band store function for being stored with the encrypted subfile of fragment
When state, currently the router with store function sends query messages to the router of peripheral band store function, and inquiry fragment adds
Subfile after close whether there is and whether bandwidth is vacant；
Step S24, client is from the encrypted part of router downloading slicing of the peripheral band store function in available mode
Subfile downloads the encrypted subfile of remaining fragment from the router currently with store function；
Step S25, client will polymerize after the encrypted subfile decryption of obtained fragment, obtain the file to be downloaded, flow
Terminate；
Step S26, the encrypted all subfiles of client downloading slicing from the router currently with store function；Step
S27, client will polymerize after the encrypted subfile decryption of obtained fragment, obtain the file to be downloaded, flow terminates.
4. the download side of file fragmentation encrypted storage backup file in the router according to claim 3 with store function
Method, it is characterised in that：When the encrypted subfile presence of fragment on the router of peripheral band store function and peripheral band stores
When the bandwidth of the router of function is vacant, the router of the peripheral band store function is in available mode.
5. the download side of file fragmentation encrypted storage backup file in the router according to claim 3 with store function
Method, it is characterised in that：When the encrypted subfile of fragment on the router of peripheral band store function is not present or peripheral band is deposited
Store up function router bandwidth without it is vacant when, the router of the peripheral band store function is in down state.
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| CN201410704597.8A CN104580359B (en) | 2014-11-26 | 2014-11-26 | File fragmentation encrypted storage backup and method for down loading in router with store function |
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| CN201410704597.8A CN104580359B (en) | 2014-11-26 | 2014-11-26 | File fragmentation encrypted storage backup and method for down loading in router with store function |
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| CN104580359B true CN104580359B (en) | 2018-09-28 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104883307B (en) * | 2015-06-03 | 2018-05-25 | 上海斐讯数据通信技术有限公司 | The system and method for share of data file is carried out between router |
| CN106452770B (en) * | 2015-08-12 | 2020-10-13 | 深圳市腾讯计算机***有限公司 | Data encryption method, data decryption method, device and system |
| CN106412001A (en) * | 2016-07-26 | 2017-02-15 | 北京小米移动软件有限公司 | Method and device for transmitting file |
| CN106570099A (en) * | 2016-10-24 | 2017-04-19 | 上海斐讯数据通信技术有限公司 | Method for storing and acquiring media file in Portal page, Portal server and terminal |
| CN106550024A (en) * | 2016-10-24 | 2017-03-29 | 上海斐讯数据通信技术有限公司 | The storage of media file and acquisition methods, Portal server and terminal in the Portal pages |
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