CN105744004A - Distributed database file transmission method and system based on FTP - Google Patents
Distributed database file transmission method and system based on FTP Download PDFInfo
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- H—ELECTRICITY
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- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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Abstract
The invention provides a distribute database file transmission method and a distributed database file transmission system based on an FTP, which uploads or downloads files according to a principle that the data connection and control connection in the transmission protocol of the FTP are separated. Firstly, data in the database table is stored on a plurality of file servers in a common file way, then control connections between an FTP client and a data management server and between the data management server and the file server are respectively established to complete the transmission of a control command, a data connection between the FTP client and the file server is established to complete the transmission of the files, and as the data and control are separated, the data transmission efficiency is greatly improved; and meanwhile, the data transmission can be achieved by using the own FTP client of a computer system without additionally installing the special database client by the user.
Description
Technical field
The present invention relates to communication file transmission field, especially relate to transmission method and the system of a kind of distributed data library file.
Background technology
File Transfer Protocol: (FileTransferProtocol, file transfer protocol (FTP)) is a kind of use Transmission Control Protocol file transfer protocol (FTP).The working condition of FTP is, when carrying out file transmission, needs to set up two connections between the client and server of FTP: " controlling to connect " and " data cube computation ".Wherein " control to connect " order being used for transmitting control, such as authenticate, check file, download file and upper transmitting file etc. " control command "；And " data cube computation " is used for transmitting file data.
In distributed document data base, it is usually and the data of all tables are stored in ordinary file mode, then the dispersion of these files is stored on multiple file server.The transmission (be typically all and import and derive operation) of common database file is to use special client-side program to realize, the client-side program of installation database is needed when using, a lot of troubles is so caused when carrying out database file transmission, for a user, its complicated operation.It addition, when data volume is bigger, under its efficiency of transmission is also relatively low.
Summary of the invention
An object of the present invention is in that to propose the transmission method of a kind of distributed document database file based on FTP, and it can solve in prior art the problem of complicated operation in distributed document database file transmitting procedure.
One of in order to achieve the above object, the technical solution adopted in the present invention is as follows:
The invention provides the transmission method of a kind of distributed data library file based on FTP, including:
S1:FTP client sends to data management server and controls connection request and set up control to connect；
S2:FTP client sends log on command and logins successfully；
S3:FTP client sends LIST order to data management server；
S4: data management server according to and process described LIST order draw need transmission listed files, then pass through file server management module find the file server associated by described file according to preset rules；
Data cube computation set up by S5:FTP client and described file server；
S6:FTP client sends an order by data management server to file server, controls to be connected so that setting up between described data management server with described file server, and receives receiveing the response of described file server；
S7:FTP client carries out file transmission by data cube computation and file server, after file is transmitted, closes data cube computation；
S8:FTP client is according to the file transmission success message received and shows, and close the control between ftp client with data management server and be connected and control between data management server with file server is connected, described file transmission success message is that described file server is sent to the data of ftp client by data management server.
Preferably, described step S2 specifically includes:
S21:FTP client sends the first order to data management server, and described first order is for specifying the order of login username, and user name is carried out legitimate verification by data management server, if legal, then performs S22；If illegal, then exit；
S22:FTP client sends the second order to data management server, and described second order is used for the password specifying described user name corresponding, and password is carried out legitimate verification by data management server, if legal, then display logins successfully；If illegal, then exit.
Preferably, described step S5 specifically includes:
S51:FTP client sends the order for obtaining IP and port by data management server to described file server；Described IP refers to the corresponding IP of described file server and port with port；
S52: file server returns IP and port by data management server to ftp client according to the affiliated order for obtaining IP and port；
S53:FTP client sets up data cube computation according to described IP and port and file server.
Preferably, the described order for obtaining IP and port is PASV order.
Preferably, the parameter of described LIST order includes the listed files that needs to upload；
Corresponding described step S6 specifically includes:
S611:FTP client sends to data management server and uploads file command；
S612: the described filename uploaded in file command is verified by data management server, if existing and in described listed files, described file command of uploading is transmitted to file server by data management server so that described data management server is set up with described file server and controlled to be connected；
S613:FTP client receives receiveing the response of described file server return, if receiveing the response described in being properly received, then performing S7, if unsuccessful reception, then exiting；
Corresponding described step S8 file transmission success message is files passe success.
Preferably, described LIST command format is LISTLoad: table name: filename；Described file command of uploading is STOR order.
Preferably, the parameter of described LIST order includes the listed files that needs are downloaded；
Corresponding described step S6 specifically includes:
S621:FTP client sends to data management server and downloads file command；
S622: the filename in described download file command is verified by data management server, if existing and in described listed files, described download file command is transmitted to file server by data management server so that described data management server is set up with described file server and controlled to be connected；
S623:FTP client receives receiveing the response of described file server return, if receiveing the response described in being properly received, then performing S7, if unsuccessful reception, then exiting；
Corresponding described step S8 file transmission success message is file download success.
Preferably, described LIST command format is LISTdump: table name: filename；Described download file command is RETR order.
The two of the purpose of the present invention are in that to propose the transmission system of a kind of distributed document database file based on FTP, and it can solve in prior art the problem of complicated operation in distributed document database file transmitting procedure.
Two in order to achieve the above object, the technical solution adopted in the present invention is as follows:
The invention provides the transmission system of a kind of distributed data library file based on FTP, comprising:
Request controls link block, is located at ftp client, controls connection request and set up control to connect for sending to data management server；
Login module, is located at ftp client, is used for sending log on command and logining successfully；
Send command module, be located at ftp client, for sending LIST order to data management server；
Obtain file server module, be located at data management server, be used for according to and process described LIST order drawing the listed files needing transmission, then pass through file server management module and find the file server associated by described file according to preset rules；
Set up Data connection module, be located at ftp client, for setting up data cube computation with described file server；
Send command module, be located at ftp client, for sending an order by data management server to file server, control to be connected so that setting up between described data management server with described file server, and receive receiveing the response of described file server；
Transmission file module, is located at ftp client, for carrying out file transmission by data cube computation and file server, after file is transmitted, closes data cube computation；
Display transmission success module, it is located at ftp client, for according to receive file transmission success message and show, and close the control between ftp client with data management server and be connected and control between data management server with file server is connected, described file transmission success message is that described file server is sent to the data of ftp client by data management server.
There is advantages that the feature of host-host protocol by utilizing FTP, table in data base is stored separately into file by distributed data base, and by described file distributed and saved on multiple file servers, multiple file servers constitute a document storage server group, manage module by the file server on data management server and multiple file servers are managed.By controlling to have connected the transmission of the control command between ftp client, data management server and file server three, transmission by the file between data connection ftp client and file server, undertaken separating transmission by data and control, substantially increase the efficiency of transmission of data.Additionally, owing to general a lot of systems all carry ftp client, thus make the ftp client that user can use system to carry to realize the transmission of file, and be not required to need to use special client-side program as the transmission method of traditional that data file again, need the client-side program that user's manual installation is special when in use.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of an embodiment provided by the present invention；
Fig. 2 is the flow chart of the introduction method of a kind of distributed data library file based on FTP provided by the present invention；
Fig. 3 is the flow chart of the deriving method of a kind of distributed data library file based on FTP provided by the present invention.
Detailed description of the invention
Below, in conjunction with accompanying drawing and detailed description of the invention, the present invention is described further:
Include during for the communication of FTP controlling to connect and data cube computation, when in general FTP communicates, first connected the IP and port that use by the control command negotiation data controlled in connecting, then setting up data cube computation according to this IP and port.Wherein data cube computation is by aggressive mode and Passive Mode two kinds, and aggressive mode is that client is passed through to control to connect the IP oneself and port Tell server, server connect this IP and the port of client；This pattern passive refers to that client is passed through to control to connect first to server request IP and port, and after server returns IP and port, client goes to connect with corresponding server according to this IP and port again.The order of File Transfer Protocol has a lot, such as:
The invention provides the transmission method of a kind of distributed document database file based on FTP, the method use the feature of the separation of " control connect " and " data cube computation " in File Transfer Protocol, when multiple files are stored on different file servers, carry out file transmission by setting up different " data cube computation " from different file servers, reach the transmission of efficient file.
As shown in Figure 1, the method relates to ftp client, data management server and document storage server cluster, data management server includes File Transfer Protocol module and file server management module, and document storage server cluster includes multiple file server, is used for storing database file.File server management module is for managing file server, that is to say when needs transmit a file, how to find the file server that transmitting file to store to download existing for file in other words and which file server.Wherein ftp client is connected with data management server foundation control, data management server is set up with the file server in data storage server cluster and controlled to be connected, and between ftp client and document storage server, set up data cube computation, complete the transmission of file.All carrying ftp client due to system, therefore avoid the need at additionally mounted database client, for a user, it is simple to operate.
As in figure 2 it is shown, first embodiment provided by the invention is the introduction method of a kind of distributed document database file based on FTP, comprising:
A1:FTP client sends to data management server and controls connection request and set up control to connect.
A2:FTP client sends order to data management server and display logins successfully.Wherein user inputs username and password by ftp client, the username and password received is generated corresponding order and is sent to data management server by ftp client, user name and password are verified by data management server, if being proved to be successful, then display logins successfully.
It specifically includes following steps:
A21:FTP client sends the first order to data management server, and described first order is for specifying the order of login username, and its form is USER user name；User name is carried out legitimate verification by data management server, if legal, then performs A22；If illegal, then exit.A22:FTP client sends the second order to data management server, and described second order is used for the password specifying described user name corresponding, and its form is PASS password；Password is carried out legitimate verification by data management server, if legal, then display logins successfully；If illegal, then exit.
A3:FTP client sends " LIST " order to data management server.Wherein, the parameter of described LIST order includes the listed files needing to upload, and the form of LIST order is LISTload: table name: filename.This step refers to that ftp client needs the All Files name carrying out uploading to data management server notice.This order is the protocol command of FTP.
A4: data management server analysis should " LIST " order, all table names obtaining needing to upload and corresponding filename thereof, then file server management module finds, according to preset rules, the file server that described filename to store.Wherein, data management server analyzes " LISTload: table name: filename " order, obtaining all of table name and corresponding filename thereof and be sent to file server management module, its management module of file service finds, according to default rule, the file server that above-mentioned all of file to upload.Described preset rules refers to will need the file uploaded to be saved in the rule on which file server, and it associates by file and file service such as can to pass through a mapping table, or by a kind of rule stored successively according to sequencing.This preset rules can be a lot of diverse ways, as long as it is just passable to be saved in by file on corresponding file server, has and a lot of realizes method, be also relatively common method, no longer describe in detail here.
A5:FTP sends PASV order by data management server to described file server so that sets up between data management server with file server and controls to be connected.Described PASV order refers to and will enter Passive Mode, namely refers to Tell server, allows server monitor at the FPDP specified, and enters and passively accepts request mode.Ftp client also to get the corresponding IP of file server and port.
A6: file server passes through data management server and sends the corresponding IP of described file server and port to ftp client.Wherein, it specifically includes file server and is sent to ftp client according to the described PASV order IP by oneself and port by data management server.
A7:FTP client sets up data cube computation according to this IP and port and described file server.Data cube computation set up by ftp client and file server, and this data cube computation is for the transmission of file.
A8:FTP client sends STOR order by data management server to file server.Wherein, described STOR order refers to upload command, namely refer to will to transmitting file on file server for ftp client.
A9: file server performs STOR order and returns feedback result by data management server to ftp client.Wherein file server can return a response to ftp client after receiving described STOR order, represents and has received order.
A10: after FTP receives described feedback result, to the file that file server delivery is corresponding, closes data cube computation after completing.Wherein, after ftp client receives the feedback result that file server sends, begin to send, to file server, the file to upload, after file is sent completely, close data cube computation.
A11: after data cube computation is closed, file server is sent by data management server and writes successful message to ftp client.After data cube computation is closed, file server sends a file by data management server to ftp client and writes successful message.
A12:FTP client writes the display files passe success of successful message according to described file and disconnects control connection.Ftp client writes successfully display according to the file received and displays to the user that files passe success, and the control controlled between connection and data management server with file server being then shut off between ftp client and data management server is connected.
As it is shown on figure 3, second embodiment provided by the invention is the deriving method of a kind of distributed document database file based on FTP, comprising:
B1:FTP client sends to data management server and controls connection request and set up control to connect.
B2:FTP client sends order to data management server and display logins successfully.Wherein user inputs username and password by ftp client, the username and password received is generated corresponding order and is sent to data management server by ftp client, user name and password are verified by data management server, if being proved to be successful, then display logins successfully.
It specifically includes following steps:
B21:FTP client sends the first order to data management server, and described first order is for specifying the order of login username, and its form is USER user name；User name is carried out legitimate verification by data management server, if legal, then performs B22；If illegal, then exit.B22:FTP client sends the second order to data management server, and described second order is used for the password specifying described user name corresponding, and its form is PASS password；Password is carried out legitimate verification by data management server, if legal, then display logins successfully；If illegal, then exit.
B3:FTP client sends " LIST " order to data management server.Wherein, the parameter of described LIST order includes the listed files that needs are downloaded, and the form of LIST order is LISTdump: table name: filename.This step refers to that ftp client needs the All Files name being downloaded to data management server notice.This order is the protocol command of FTP.
B4: data management server analysis should " LIST " be ordered, obtains needing all table names of download and corresponding filename thereof, and then file server management module finds the file server at described filename place according to preset rules.Wherein, data management server analyzes " LISTdump: table name: filename " order, obtain all of table name and corresponding filename thereof and be sent to file server management module, its management module of file service finds the file server at above-mentioned all of file place according to default rule, that is to say which file server the file to download is stored on.Here preset rules is corresponding with above-mentioned based on the preset rules in the introduction method of the distributed data library file of FTP, refer to the mapping relations between described file and described file server, in other words need which file server the file downloaded is stored on.Such as by a mapping table, saved file and corresponding file server can be associated, or other rule, for finding which file server the file to download is stored in.
B5:FTP sends PASV order by data management server to described file server so that sets up between data management server with file server and controls to be connected.Wherein, described PASV order refers to and will enter Passive Mode, namely refers to Tell server, allows server monitor at the FPDP specified, and enters and passively accepts request mode.Ftp client also to get the corresponding IP of server and port.
B6: file server passes through data management server and sends the corresponding IP of described file server and port to ftp client.Wherein, it specifically includes file server and is sent to ftp client according to the described PASV order IP by oneself and port by data management server.
B7:FTP client sets up data cube computation according to this IP and port and described file server.Data cube computation set up by ftp client and file server, and this data cube computation is for the transmission of file.
B8:FTP client sends RETR order by data management server to file server.Wherein, described RETR order refers to download command, namely refers to and download file for ftp client from file server.
B9: file server performs RETR order and returns feedback result by data management server to ftp client.Wherein file server can return a response to ftp client after receiving described RETR order, represents and has received order.
B10: after FTP receives described feedback result, to the file that file server delivery is corresponding, closes data cube computation after completing.Wherein, after ftp client receives the sent response of file server, ftp client is read data from file server by data cube computation and is saved in this locality, when digital independent is complete, after that is to say that file download completes, closes data cube computation.
B11: after data cube computation is closed, file server is sent by data management server and reads successful message to ftp client.Wherein, after data cube computation is closed, file server sends a file by data management server to ftp client and reads successful message.
B12:FTP client reads the display file download success of successful message according to described file and disconnects control connection.Ftp client displays to the user that file download success according to the file reading successfully display received, and the control controlled between connection and data management server with file server being then shut off between ftp client and data management server is connected.
Present invention also offers the transmission system of a kind of distributed data library file based on FTP, including:
Request controls link block, is located at ftp client, controls connection request and set up control to connect for sending to data management server；
Login module, is located at ftp client, is used for sending log on command and logining successfully；
Send command module, be located at ftp client, for sending LIST order to data management server；
Obtain file server module, be located at data management server, be used for according to and process described LIST order drawing the listed files needing transmission, then pass through file server management module and find the file server associated by described file according to preset rules；
Set up Data connection module, be located at ftp client, for setting up data cube computation with described file server；
Send command module, be located at ftp client, for sending an order by data management server to file server, control to be connected so that setting up between described data management server with described file server, and receive receiveing the response of described file server；
Transmission file module, is located at ftp client, for carrying out file transmission by data cube computation and file server, after file is transmitted, closes data cube computation；
Display transmission success module, it is located at ftp client, for according to receive file transmission success message and show, and close the control between ftp client with data management server and be connected and control between data management server with file server is connected, described file transmission success message is that described file server is sent to the data of ftp client by data management server.
It is LSIT order that heretofore described ftp client is sent to data management server, that is to say and by ftp client, the required listed files uploaded or download is sent to data management server.Here a function in File Transfer Protocol is not had in LIST order, indicate as a carrier by LIST order with parameter (required for upload or download listed files) be sent to data management server from ftp client.In other words this LIST order is equivalent to a carrier, does not here have its corresponding function, simply needs this order can send by controlling to connect according to File Transfer Protocol.Therefore other FTP order can also be replaced in the present invention to reach identical purpose, such as CWD, DELE, MKD, NLST, PWD, RMD, SIZE.These logical LIST orders of order are the same, are not required to its concrete function, are intended only as a carrier, by order with parameter be sent to data management server from ftp client by control connection.
For a person skilled in the art, can technical scheme as described above and design, make other various corresponding changes and deformation, and all these change and deformation all should belong within the protection domain of the claims in the present invention.
Claims (9)
1. the transmission method based on the distributed data library file of FTP, it is characterised in that including:
S1:FTP client sends to data management server and controls connection request and set up control to connect；
S2:FTP client sends log on command and logins successfully；
S3:FTP client sends LIST order to data management server；
S4: data management server according to and process described LIST order draw need transmission listed files, then pass through file server management module find the file server associated by described file according to preset rules；
Data cube computation set up by S5:FTP client and described file server；
S6:FTP client sends an order by data management server to file server, controls to be connected so that setting up between described data management server with described file server, and receives receiveing the response of described file server；
S7:FTP client carries out file transmission by data cube computation and file server, after file is transmitted, closes data cube computation；
S8:FTP client is according to the file transmission success message received and shows, and close the control between ftp client with data management server and be connected and control between data management server with file server is connected, described file transmission success message is that described file server is sent to the data of ftp client by data management server.
2. as claimed in claim 1 based on the transmission method of the distributed data library file of FTP, it is characterised in that described step S2 specifically includes:
S21:FTP client sends the first order to data management server, and described first order is for specifying the order of login username, and user name is carried out legitimate verification by data management server, if legal, then performs S22；If illegal, then exit；
S22:FTP client sends the second order to data management server, and described second order is used for the password specifying described user name corresponding, and password is carried out legitimate verification by data management server, if legal, then display logins successfully；If illegal, then exit.
3. as claimed in claim 1 based on the transmission method of the distributed data library file of FTP, it is characterised in that described step S5 specifically includes:
S51:FTP client sends the order for obtaining IP and port by data management server to described file server；Described IP refers to the corresponding IP of described file server and port with port；
S52: file server returns IP and port by data management server to ftp client according to the affiliated order for obtaining IP and port；
S53:FTP client sets up data cube computation according to described IP and port and file server.
4. as claimed in claim 3 based on the transmission method of the distributed data library file of FTP, it is characterised in that the described order for obtaining IP and port is PASV order.
5. as claimed in claim 1 based on the transmission method of the distributed data library file of FTP, it is characterised in that the parameter of described LIST order includes the listed files needing to upload；
Corresponding described step S6 specifically includes:
S611:FTP client sends to data management server and uploads file command；
S612: the described filename uploaded in file command is verified by data management server, if existing and in this document list, described file command of uploading is transmitted to file server by data management server so that described data management server is set up with described file server and controlled to be connected；
S613:FTP client receives receiveing the response of described file server return, if receiveing the response described in being properly received, then performing S7, if unsuccessful reception, then exiting；
Corresponding described step S8 file transmission success message is files passe success.
6. as claimed in claim 5 based on the transmission method of FTP distributed data library file, it is characterised in that described LIST command format is LISTLoad: table name: filename；Described file command of uploading is STOR order.
7. as claimed in claim 1 based on the transmission method of the distributed data library file of FTP, it is characterised in that the parameter of described LIST order includes the listed files that needs are downloaded；
Corresponding described step S6 specifically includes:
S621:FTP client sends to data management server and downloads file command；
S622: the filename in described download file command is verified by data management server, if existing and in described listed files, described download file command is transmitted to file server by data management server so that described data management server is set up with described file server and controlled to be connected；
S623:FTP client receives receiveing the response of described file server return, if receiveing the response described in being properly received, then performing S7, if unsuccessful reception, then exiting；
Corresponding described step S8 file transmission success message is file download success.
8. as claimed in claim 7 based on the transmission method of FTP distributed data library file, it is characterised in that described LIST command format is LISTdump: table name: filename；Described download file command is RETR order.
9. the transmission system based on the distributed data library file of FTP, it is characterised in that, including:
Request controls link block, is located at ftp client, controls connection request and set up control to connect for sending to data management server；
Login module, is located at ftp client, is used for sending log on command and logining successfully；
Send command module, be located at ftp client, for sending LIST order to data management server；
Obtain file server module, be located at data management server, be used for according to and process described LIST order drawing the listed files needing transmission, then pass through file server management module and find the file server associated by described file according to preset rules；
Set up Data connection module, be located at ftp client, for setting up data cube computation with described file server；
Send command module, be located at ftp client, for sending an order by data management server to file server, control to be connected so that setting up between described data management server with described file server, and receive receiveing the response of described file server；
Transmission file module, is located at ftp client, for carrying out file transmission by data cube computation and file server, after file is transmitted, closes data cube computation；
Display transmission success module, it is located at ftp client, for according to receive file transmission success message and show, and close the control between ftp client with data management server and be connected and control between data management server with file server is connected, described file transmission success message is that described file server is sent to the data of ftp client by data management server.
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106357727A (en) * | 2016-08-24 | 2017-01-25 | 明算科技（北京）股份有限公司 | Method and system to upload files to multiple servers simultaneously |
| CN108023953A (en) * | 2017-12-04 | 2018-05-11 | 北京小度信息科技有限公司 | The high availability implementation method and device of FTP service |
| CN109977083A (en) * | 2019-03-27 | 2019-07-05 | 深圳市云语科技有限公司 | A kind of document transmission system based on file system mounted disk technology |
| CN110019460A (en) * | 2017-11-08 | 2019-07-16 | 广东亿迅科技有限公司 | Heterogeneous database exchange method and device based on annular high-speed buffer |
| CN110647499A (en) * | 2019-09-23 | 2020-01-03 | 东信和平科技股份有限公司 | Safe and configurable file distribution management method and system |
| CN110855736A (en) * | 2019-09-20 | 2020-02-28 | 深圳市有方科技股份有限公司 | File transfer method, file transfer apparatus, and computer-readable storage medium |
| CN111726401A (en) * | 2020-06-09 | 2020-09-29 | 北京天空卫士网络安全技术有限公司 | File transmission method and device |
| CN111857534A (en) * | 2019-04-24 | 2020-10-30 | 北京嘀嘀无限科技发展有限公司 | Data transmission method, data storage server and data storage system |
| CN112019623A (en) * | 2020-08-28 | 2020-12-01 | 大医智诚健康管理有限公司 | Distributed storage system based on FTP protocol and implementation method thereof |
| CN115051982A (en) * | 2022-06-14 | 2022-09-13 | 北京天融信网络安全技术有限公司 | Information processing method, system and storage medium based on FTP protocol |
| CN117440410A (en) * | 2023-12-21 | 2024-01-23 | 广州通则康威科技股份有限公司 | FTP protocol-based debugging control method and debugging controller |
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| CN106357727A (en) * | 2016-08-24 | 2017-01-25 | 明算科技（北京）股份有限公司 | Method and system to upload files to multiple servers simultaneously |
| CN110019460A (en) * | 2017-11-08 | 2019-07-16 | 广东亿迅科技有限公司 | Heterogeneous database exchange method and device based on annular high-speed buffer |
| CN108023953A (en) * | 2017-12-04 | 2018-05-11 | 北京小度信息科技有限公司 | The high availability implementation method and device of FTP service |
| CN109977083B (en) * | 2019-03-27 | 2021-04-06 | 深圳市瑞云科技有限公司 | File transmission system based on file system hanging disc technology |
| CN109977083A (en) * | 2019-03-27 | 2019-07-05 | 深圳市云语科技有限公司 | A kind of document transmission system based on file system mounted disk technology |
| CN111857534A (en) * | 2019-04-24 | 2020-10-30 | 北京嘀嘀无限科技发展有限公司 | Data transmission method, data storage server and data storage system |
| CN110855736A (en) * | 2019-09-20 | 2020-02-28 | 深圳市有方科技股份有限公司 | File transfer method, file transfer apparatus, and computer-readable storage medium |
| CN110647499A (en) * | 2019-09-23 | 2020-01-03 | 东信和平科技股份有限公司 | Safe and configurable file distribution management method and system |
| CN111726401A (en) * | 2020-06-09 | 2020-09-29 | 北京天空卫士网络安全技术有限公司 | File transmission method and device |
| CN112019623A (en) * | 2020-08-28 | 2020-12-01 | 大医智诚健康管理有限公司 | Distributed storage system based on FTP protocol and implementation method thereof |
| CN115051982A (en) * | 2022-06-14 | 2022-09-13 | 北京天融信网络安全技术有限公司 | Information processing method, system and storage medium based on FTP protocol |
| CN115051982B (en) * | 2022-06-14 | 2023-12-01 | 北京天融信网络安全技术有限公司 | Information processing method, system and storage medium based on FTP protocol |
| CN117440410A (en) * | 2023-12-21 | 2024-01-23 | 广州通则康威科技股份有限公司 | FTP protocol-based debugging control method and debugging controller |
| CN117440410B (en) * | 2023-12-21 | 2024-03-12 | 广州通则康威科技股份有限公司 | FTP protocol-based debugging control method and debugging controller |
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