CN110362628A - A kind of synchronous method and device cascading file - Google Patents

Abstract

The embodiment of the invention provides a kind of synchronous method and device for cascading file, the method and device are applied to view networking, the view networking is connect with ethernet communication, wherein, include distributed data base frame system in the view networking, includes that junior regards networking pipe monitoring and dispatching system, higher level regards networking pipe monitoring and dispatching system middleware synchronous with data in the Ethernet；The embodiment of the present invention utilizes the synchronization that cascade file is carried out depending on networking, increase the synchronous middleware of data and distributed data base frame system, and establish the data connection between the synchronous middleware of data, distributed data base frame system and the superior and the subordinate's view networking pipe monitoring and dispatching system, the synchronous real-time and high efficiency of each view networking monitoring network management scheduling data among systems is increased with this, reduces upper layer application and needs manually recorded database change information to the operation of cascade file and the operation of management cascade file.

Description

A kind of synchronous method and device cascading file

Technical field

The present invention relates to technical field of data processing, more particularly to a kind of synchronous method and device for cascading file, And a kind of computer readable storage medium.

Background technique

It regards networking pipe monitoring and dispatching system full name and dispatches system as view networking monitoring network management, network and manage depending on networking monitoring Reason scheduling system is responsible for all monitoring devices in management view networked environment, and can be monitored picture to these equipment and look into It sees, records a video and play back, the functions such as video intelligent analysis.

There are multiple view networked monitoring and managing scheduling systems to need in depending on networking for the ease of the development of view networking work The superior and the subordinate synchronize the data of database update depending on user in networked monitoring and managing scheduling system, and uniformly arrive higher level's view In networked monitoring and managing scheduling system.But currently, cascade data is real between the superior and the subordinate's view networking monitoring network management scheduling system When, synchronizes slow, and it is larger to access difficulty, affects the performance of system.

Summary of the invention

In view of the above problems, it proposes the embodiment of the present invention and overcomes the above problem or at least partly in order to provide one kind A kind of synchronous method of the cascade file to solve the above problems, a kind of synchronizing device cascading file and a kind of computer can Read storage medium.

To solve the above-mentioned problems, the embodiment of the present invention discloses a kind of grade from the angle of distributed data base frame system Join the synchronous method of file, the method is applied to view networking, and the view networking is connect with ethernet communication, wherein the view Include distributed data base frame system in networking, includes junior's view networking pipe monitoring and dispatching system, higher level in the Ethernet Depending on networking pipe monitoring and dispatching system middleware synchronous with data；The distributed data base frame system is regarded with the junior respectively The synchronous middleware communication connection of pipe monitoring and dispatching system, the data of networking, the synchronous middleware of the data and the higher level regard Pipe monitoring and dispatching system of networking communicates to connect；The junior is provided with primary database depending on networking pipe monitoring and dispatching system, it is described on Grade is provided with depending on networking pipe monitoring and dispatching system from database；The described method includes:

The distributed data base frame system receives the data cascade request that the synchronous middleware of the data is sent；Its In, the data cascade request is received the triggering of cascade target cascade file by the higher level depending on networking pipe monitoring and dispatching system It is generated when operation, and is sent to the synchronous middleware of the data；

Data cascade request is sent to junior's view connection network management monitoring by the distributed data base frame system Scheduling system；Junior's view networking pipe monitoring and dispatching system, which is used to be cascaded according to the data, requests, in the primary database When opening master-slave synchronisation function, the target cascade file is extracted from the primary database；

The distributed data base frame system receives the mesh that junior's view networking pipe monitoring and dispatching system is sent Mark cascade file；

Target cascade file is sent to the synchronous middleware of the data by the distributed data base frame system；Institute The synchronous middleware of data is stated to be used to for target cascade file to be sent to higher level's view networking pipe monitoring and dispatching system；It is described Higher level regards networking pipe monitoring and dispatching system for target cascade file write-in is described from database.

Optionally, the distributed data base frame system includes the multiple distributed subsystems for being in communication with each other connection；Institute State the address mark that data cascade request packet includes junior's view networking pipe monitoring and dispatching system；

Data cascade request is sent to junior's view connection network management monitoring by the distributed data base frame system The step of scheduling system includes:

First distributed subsystem is identified according to the address, determining to be located at same local area network with address mark The second distributed subsystem；

First distributed subsystem, which passes through, is sent to described second point for data cascade request depending on networking protocol Cloth subsystem；

Data cascade request is sent to junior's view networking by Internet protocol by the second distributed subsystem Pipe monitoring and dispatching system.

To solve the above-mentioned problems, the embodiment of the present invention discloses a kind of cascade file from the angle of the synchronous middleware of data Synchronous method, the method is applied to view networking, and view networking is connect with ethernet communication, wherein during the view is networked It include junior's view networking pipe monitoring and dispatching system, higher level's view networking including distributed data base frame system, in the Ethernet Pipe monitoring and dispatching system middleware synchronous with data；The distributed data base frame system regards networking pipe with the junior respectively The synchronous middleware communication connection of monitoring and dispatching system, the data, the synchronous middleware of the data and the higher level regard networking pipe Monitoring and dispatching system communication connection；The junior is provided with primary database depending on networking pipe monitoring and dispatching system, and the higher level regards connection Network management monitoring scheduling system is provided with from database；The described method includes:

The synchronous middleware of the data receives the higher level and regards the data cascade request that networking pipe monitoring and dispatching system is sent； Wherein, the data cascade request is received the touching of cascade target cascade file by the higher level depending on networking pipe monitoring and dispatching system It is generated when hair operation；

Data cascade request is sent to the distributed data base frame system by the synchronous middleware of the data；Institute Distributed data base frame system is stated for data cascade request to be sent to junior's view networking pipe monitoring and scheduling system System；Junior's view networking pipe monitoring and dispatching system, which is used to be cascaded according to the data, requests, and opens and leads in the primary database When from synchronizing function, the target cascade file is extracted from the primary database, and target cascade file is sent to The distributed data base frame system；

The synchronous middleware of the data receives the target cascade file that the distributed data base frame system is sent；

Target cascade file is sent to the higher level and regards networking pipe monitoring and scheduling system by the synchronous middleware of the data System；The higher level regards networking pipe monitoring and dispatching system for target cascade file write-in is described from database.

Optionally, target cascade file is sent to the higher level and regards connection network management monitoring by the synchronous middleware of the data Before scheduling system, which comprises

The synchronous middleware of the data is filtered target cascade file according to preset condition.

To solve the above-mentioned problems, the embodiment of the present invention discloses one depending on the angle for pipe monitoring and dispatching system of networking from higher level The synchronous method of kind cascade file, the method are applied to view networking, and the view is networked and connect with ethernet communication, wherein institute Stating in view networking includes distributed data base frame system, include in the Ethernet junior's view networking pipe monitoring and dispatching system, Higher level regards networking pipe monitoring and dispatching system middleware synchronous with data；The distributed data base frame system respectively with it is described under Grade view networking pipe monitoring and dispatching system, the synchronous middleware communication connection of the data, the synchronous middleware of the data and it is described on Grade view networking pipe monitoring and dispatching system communication connection；The junior is provided with primary database depending on networking pipe monitoring and dispatching system, institute Higher level is stated to be provided with depending on networking pipe monitoring and dispatching system from database；The described method includes:

When the higher level receives the trigger action of cascade target cascade file depending on networking pipe monitoring and dispatching system, number is generated It is requested according to cascade；

Data cascade request is sent to the data depending on networking pipe monitoring and dispatching system and synchronizes centre by the higher level Part；The synchronous middleware of the data is used to data cascade request being sent to the distributed data base frame system；Institute Distributed data base frame system is stated for data cascade request to be sent to junior's view networking pipe monitoring and scheduling system System；Junior's view networking pipe monitoring and dispatching system, which is used to be cascaded according to the data, requests, and opens and leads in the primary database When from synchronizing function, the target cascade file is extracted from the primary database, and target cascade file is sent to The distributed data base frame system；The distributed data base frame system is used to for target cascade file being sent to The synchronous middleware of the data；

The higher level receives the target cascade that the synchronous middleware of the data is sent depending on networking pipe monitoring and dispatching system File, target cascade file write-in is described from database.

Based on the same inventive concept, the embodiment of the present invention discloses a kind of grade from the angle of distributed data base frame system Join the synchronizing device of file, described device is applied to view networking, and the view networking is connect with ethernet communication, wherein the view Include distributed data base frame system in networking, includes junior's view networking pipe monitoring and dispatching system, higher level in the Ethernet Depending on networking pipe monitoring and dispatching system middleware synchronous with data；The distributed data base frame system is regarded with the junior respectively The synchronous middleware communication connection of pipe monitoring and dispatching system, the data of networking, the synchronous middleware of the data and the higher level regard Pipe monitoring and dispatching system of networking communicates to connect；The junior is provided with primary database depending on networking pipe monitoring and dispatching system, it is described on Grade is provided with depending on networking pipe monitoring and dispatching system from database；The distributed data base frame system includes:

Data cascade the first receiving module of request is asked for receiving the data cascade that the synchronous middleware of the data is sent It asks；Wherein, the data cascade request receives cascade target cascade file depending on networking pipe monitoring and dispatching system by the higher level Trigger action when generate, and be sent to the synchronous middleware of the data；

Data cascade the first sending module of request, for data cascade request to be sent to junior's view networking pipe Monitoring and dispatching system；Junior's view networking pipe monitoring and dispatching system, which is used to be cascaded according to the data, requests, in the main number When opening master-slave synchronisation function according to library, the target cascade file is extracted from the primary database；

Target cascades the first receiving module of file, the institute sent for receiving junior's view networking pipe monitoring and dispatching system State target cascade file；

Target cascades the first sending module of file, synchronizes centre for target cascade file to be sent to the data Part；The synchronous middleware of the data, which is used to target cascade file being sent to the higher level, regards networking pipe monitoring and scheduling system System；The higher level regards networking pipe monitoring and dispatching system for target cascade file write-in is described from database.

Based on the same inventive concept, the embodiment of the present invention discloses a kind of cascade file from the angle of the synchronous middleware of data Synchronizing device, described device is applied to view networking, and view networking is connect with ethernet communication, wherein during the view is networked It include junior's view networking pipe monitoring and dispatching system, higher level's view networking including distributed data base frame system, in the Ethernet Pipe monitoring and dispatching system middleware synchronous with data；The distributed data base frame system regards networking pipe with the junior respectively The synchronous middleware communication connection of monitoring and dispatching system, the data, the synchronous middleware of the data and the higher level regard networking pipe Monitoring and dispatching system communication connection；The junior is provided with primary database depending on networking pipe monitoring and dispatching system, and the higher level regards connection Network management monitoring scheduling system is provided with from database；The data synchronize middleware

Data cascade the second receiving module of request regards the number that networking pipe monitoring and dispatching system is sent for receiving the higher level It is requested according to cascade；Wherein, the data cascade request receives cascade target depending on networking pipe monitoring and dispatching system by the higher level It is generated when cascading the trigger action of file；

Data cascade the second sending module of request, for data cascade request to be sent to the distributed data base Frame system；The distributed data base frame system is used to for data cascade request to be sent to junior's view networking pipe Monitoring and dispatching system；Junior's view networking pipe monitoring and dispatching system, which is used to be cascaded according to the data, requests, in the main number When opening master-slave synchronisation function according to library, the target cascade file is extracted from the primary database, and the target is cascaded File is sent to the distributed data base frame system；

Target cascades the second receiving module of file, the mesh sent for receiving the distributed data base frame system Mark cascade file；

Target cascades the second sending module of file, regards networking pipe for target cascade file to be sent to the higher level Monitoring and dispatching system；The higher level regards networking pipe monitoring and dispatching system for target cascade file write-in is described from data Library.

Based on the same inventive concept, the embodiment of the present invention discloses one depending on the angle for pipe monitoring and dispatching system of networking from higher level The synchronizing device of kind cascade file, described device are applied to view networking, and the view is networked and connect with ethernet communication, wherein institute Stating in view networking includes distributed data base frame system, include in the Ethernet junior's view networking pipe monitoring and dispatching system, Higher level regards networking pipe monitoring and dispatching system middleware synchronous with data；The distributed data base frame system respectively with it is described under Grade view networking pipe monitoring and dispatching system, the synchronous middleware communication connection of the data, the synchronous middleware of the data and it is described on Grade view networking pipe monitoring and dispatching system communication connection；The junior is provided with primary database depending on networking pipe monitoring and dispatching system, institute Higher level is stated to be provided with depending on networking pipe monitoring and dispatching system from database；The higher level depending on networking pipe monitoring and dispatching system include:

Data cascade request generation module, for generating number when receiving the trigger action of cascade target cascade file It is requested according to cascade；

Data cascade request third sending module synchronizes centre for data cascade request to be sent to the data Part；The synchronous middleware of the data is used to data cascade request being sent to the distributed data base frame system；Institute Distributed data base frame system is stated for data cascade request to be sent to junior's view networking pipe monitoring and scheduling system System；Junior's view networking pipe monitoring and dispatching system, which is used to be cascaded according to the data, requests, and opens and leads in the primary database When from synchronizing function, the target cascade file is extracted from the primary database, and target cascade file is sent to The distributed data base frame system；The distributed data base frame system is used to for target cascade file being sent to The synchronous middleware of the data；

Target cascades file third receiving module, the target cascade sent for receiving the synchronous middleware of the data File, target cascade file write-in is described from database.

The embodiment of the invention also discloses a kind of devices, comprising:

One or more processors；With

One or more machine readable medias of instruction are stored thereon with, are executed when by one or more of processors When, so that described device executes the synchronous method of one or more cascade files as described in the embodiments of the present invention.

The embodiment of the invention also discloses the computer programs of a kind of computer readable storage medium, storage to handle Device executes a kind of synchronous method of cascade file as described in the embodiments of the present invention.

The embodiment of the present invention includes following advantages:

The embodiment of the present invention increases the synchronous middleware of data and distribution using the synchronization for carrying out cascade file depending on networking Formula database framework system, and establish the synchronous middleware of data, distributed data base frame system and the superior and the subordinate's view and network Data connection between pipe monitoring and dispatching system increases each view networking monitoring network management scheduling data among systems with this Synchronous real-time and high efficiency reduces the operation that upper layer application needs manually recorded database change information to cascade file And the operation of management cascade file.

Detailed description of the invention

Fig. 1 is a kind of networking schematic diagram of view networking of the invention；

Fig. 2 is a kind of hardware structural diagram of node server of the invention；

Fig. 3 is a kind of hardware structural diagram of access switch of the invention；

Fig. 4 is the hardware structural diagram that a kind of Ethernet association of the invention turns gateway；

Fig. 5 is a kind of structural schematic diagram for the synchronization system for cascading file of the embodiment of the present invention；

Fig. 6 is a kind of step flow chart of the synchronous method embodiment one of cascade file of the embodiment of the present invention；

Fig. 7 is a kind of step flow chart of the synchronous method embodiment two of cascade file of the embodiment of the present invention；

Fig. 8 is a kind of step flow chart of the synchronous method embodiment three of cascade file of the embodiment of the present invention；

Fig. 9 is a kind of structural schematic diagram of the synchronizing device embodiment one of cascade file of the embodiment of the present invention；

Figure 10 is a kind of structural schematic diagram of the synchronizing device embodiment two of cascade file of the embodiment of the present invention；

Figure 11 is a kind of structural schematic diagram of the synchronizing device embodiment three of cascade file of the embodiment of the present invention.

Specific embodiment

In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real Applying mode, the present invention is described in further detail.

It is the important milestone of network Development depending on networking, is a real-time network, can be realized HD video real-time Transmission, Push numerous Internet applications to HD video, high definition is face-to-face.

Real-time high-definition video switching technology is used depending on networking, it can be such as high in a network platform by required service Clear video conference, Intellectualized monitoring analysis, emergency command, digital broadcast television, delay TV, the Web-based instruction, shows video monitoring Field live streaming, VOD program request, TV Mail, individual character records (PVR), Intranet (manages) channel by oneself, intelligent video Broadcast Control, information publication All be incorporated into a system platform etc. services such as tens of kinds of videos, voice, picture, text, communication, data, by TV or Computer realizes that high-definition quality video plays.

Embodiment in order to enable those skilled in the art to better understand the present invention is introduced to depending on networking below:

Depending on networking, applied portion of techniques is as described below:

Network technology (Network Technology)

Traditional ethernet (Ethernet) is improved depending on the network technology innovation networked, with potential huge on network First video flow.It is exchanged different from simple network packet packet switch (Packet Switching) or lattice network (Circuit Switching) meets Streaming demand using Packet Switching depending on networking technology.Depending on skill of networking Art has flexible, the simple and low price of packet switch, is provided simultaneously with the quality and safety assurance of circuit switching, realizes the whole network friendship Change the seamless connection of formula virtual circuit and data format.

Switching technology (Switching Technology)

Two advantages of asynchronous and packet switch that Ethernet is used depending on networking eliminate Ethernet under the premise of complete compatible and lack It falls into, has the end-to-end seamless connection of the whole network, direct user terminal, directly carrying IP data packet.User data is in network-wide basis It is not required to any format conversion.It is the more advanced form of Ethernet depending on networking, is a real-time exchange platform, can be realized at present mutually The whole network large-scale high-definition realtime video transmission that networking cannot achieve pushes numerous network video applications to high Qinghua, unitizes.

Server technology (Server Technology)

It is different from traditional server, its Streaming Media depending on the server technology in networking and unified video platform Transmission be built upon it is connection-oriented on the basis of, data-handling capacity is unrelated with flow, communication time, single network layer energy Enough transmitted comprising signaling and data.For voice and video business, handled depending on networking and unified video platform Streaming Media Complexity many simpler than data processing, efficiency substantially increase hundred times or more than traditional server.

Reservoir technology (Storage Technology)

The ultrahigh speed reservoir technology of unified video platform in order to adapt to the media content of vast capacity and super-flow and Using state-of-the-art real time operating system, the programme information in server instruction is mapped to specific hard drive space, media Content is no longer pass through server, and moment is directly delivered to user terminal, and user waits typical time less than 0.2 second.It optimizes Sector distribution greatly reduces the mechanical movement of hard disc magnetic head tracking, and resource consumption only accounts for the 20% of the internet ad eundem IP, but The concurrent flow greater than 3 times of traditional disk array is generated, overall efficiency promotes 10 times or more.

Network security technology (Network Security Technology)

Depending on the structural design networked by servicing independent licence system, equipment and the modes such as user data is completely isolated every time The network security problem that puzzlement internet has thoroughly been eradicated from structure, does not need antivirus applet, firewall generally, has prevented black The attack of visitor and virus, structural carefree secure network is provided for user.

It services innovative technology (Service Innovation Technology)

Business and transmission are fused together by unified video platform, whether single user, private user or a net The sum total of network is all only primary automatic connection.User terminal, set-top box or PC are attached directly to unified video platform, obtain rich The multimedia video service of rich colorful various forms.Unified video platform is traditional to substitute with table schema using " menu type " Complicated applications programming, considerably less code, which can be used, can be realized complicated application, realize the new business innovation of " endless ".

Networking depending on networking is as described below:

It is a kind of central controlled network structure depending on networking, which can be Tree Network, Star network, ring network etc. class Type, but centralized control node is needed to control whole network in network on this basis.

As shown in Figure 1, being divided into access net and Metropolitan Area Network (MAN) two parts depending on networking.

The equipment of access mesh portions can be mainly divided into 3 classes: node server, access switch, terminal (including various machines Top box, encoding board, memory etc.).Node server is connected with access switch, and access switch can be with multiple terminal phases Even, and it can connect Ethernet.

Wherein, node server is the node that centralized control functions are played in access net, can control access switch and terminal. Node server can directly be connected with access switch, can also directly be connected with terminal.

Similar, the equipment of metropolitan area mesh portions can also be divided into 3 classes: metropolitan area server, node switch, node serve Device.Metropolitan area server is connected with node switch, and node switch can be connected with multiple node servers.

Wherein, node server is the node server for accessing mesh portions, i.e. node server had both belonged to access wet end Point, and belong to metropolitan area mesh portions.

Metropolitan area server is the node that centralized control functions are played in Metropolitan Area Network (MAN), can control node switch and node serve Device.Metropolitan area server can be directly connected to node switch, can also be directly connected to node server.

It can be seen that be entirely a kind of central controlled network structure of layering depending on networking network, and node server and metropolitan area The network controlled under server can be the various structures such as tree-shaped, star-like, cyclic annular.

Visually claim, access mesh portions can form unified video platform (part in virtual coil), and multiple unified videos are flat Platform can form view networking；Each unified video platform can be interconnected by metropolitan area and wide area depending on networking.

Classify depending on networked devices

1.1 embodiment of the present invention can be mainly divided into 3 classes: server depending on the equipment in networking, interchanger (including ether Net association turns gateway), terminal (including various set-top boxes, encoding board, memory etc.).Metropolitan Area Network (MAN) can be divided on the whole depending on networking (or national net, World Wide Web etc.) and access net.

1.2 equipment for wherein accessing mesh portions can be mainly divided into 3 classes: node server, access switch (including ether Net association turns gateway), terminal (including various set-top boxes, encoding board, memory etc.).

The specific hardware structure of each access network equipment are as follows:

Node server:

As shown in Fig. 2, mainly including Network Interface Module 201, switching engine module 202, CPU module 203, disk array Module 204；

Wherein, Network Interface Module 201, the Bao Jun that CPU module 203, disk array module 204 are come in enter switching engine Module 202；Switching engine module 202 look into the operation of address table 205 to the packet come in, to obtain the navigation information of packet； And the packet is stored according to the navigation information of packet the queue of corresponding pack buffer 206；If the queue of pack buffer 206 is close It is full, then it abandons；All pack buffer queues of 202 poll of switching engine module, are forwarded: 1) end if meeting the following conditions It is less than that mouth sends caching；2) the queue package counting facility is greater than zero.Disk array module 204 mainly realizes the control to hard disk, packet Include the operation such as initialization, read-write to hard disk；CPU module 203 be mainly responsible for access switch, terminal (not shown) it Between protocol processes, to address table 205 (including descending protocol packet address table, uplink protocol package address table, data packet addressed table) Configuration, and, the configuration to disk array module 204.

Access switch:

As shown in figure 3, mainly including Network Interface Module (downstream network interface module 301, uplink network interface module 302), switching engine module 303 and CPU module 304；

Wherein, the packet (upstream data) that downstream network interface module 301 is come in enters packet detection module 305；Packet detection mould Whether mesh way address (DA), source address (SA), type of data packet and the packet length of the detection packet of block 305 meet the requirements, if met, It then distributes corresponding flow identifier (stream-id), and enters switching engine module 303, otherwise abandon；Uplink network interface mould The packet (downlink data) that block 302 is come in enters switching engine module 303；The data packet that CPU module 304 is come in enters switching engine Module 303；Switching engine module 303 look into the operation of address table 306 to the packet come in, to obtain the navigation information of packet； If the packet into switching engine module 303 is that downstream network interface is gone toward uplink network interface, in conjunction with flow identifier (stream-id) packet is stored in the queue of corresponding pack buffer 307；If the queue of the pack buffer 307 is close full, It abandons；If the packet into switching engine module 303 is not that downstream network interface is gone toward uplink network interface, according to packet Navigation information is stored in the data packet queue of corresponding pack buffer 307；If the queue of the pack buffer 307 is close full, Then abandon.

All pack buffer queues of 303 poll of switching engine module, may include two kinds of situations:

If the queue is that downstream network interface is gone toward uplink network interface, meets the following conditions and be forwarded: 1) It is less than that the port sends caching；2) the queue package counting facility is greater than zero；3) token that rate control module generates is obtained；

If the queue is not that downstream network interface is gone toward uplink network interface, meets the following conditions and is forwarded: 1) it is less than to send caching for the port；2) the queue package counting facility is greater than zero.

Rate control module 308 is configured by CPU module 304, to all downlink networks in programmable interval Interface generates token toward the pack buffer queue that uplink network interface is gone, to control the code rate of forwarded upstream.

CPU module 304 is mainly responsible for the protocol processes between node server, the configuration to address table 306, and, Configuration to rate control module 308.

Ethernet association turns gateway:

As shown in figure 4, mainly including Network Interface Module (downstream network interface module 401, uplink network interface module 402), switching engine module 403, CPU module 404, packet detection module 405, rate control module 408, address table 406, Bao Huan Storage 407 and MAC adding module 409, MAC removing module 410.

Wherein, the data packet that downstream network interface module 401 is come in enters packet detection module 405；Packet detection module 405 is examined Ethernet mac DA, ethernet mac SA, Ethernet length or frame type, the view networking mesh way address of measured data packet DA, whether meet the requirements depending on networking source address SA, depending on networking data Packet type and packet length, corresponding stream is distributed if meeting Identifier (stream-id)；Then, MAC DA, MAC SA, length or frame type are subtracted by MAC removing module 410 (2byte), and enter corresponding receive and cache, otherwise abandon；

Downstream network interface module 401 detects the transmission caching of the port, according to the view of packet networking mesh if there is Bao Ze Address D A knows the ethernet mac DA of corresponding terminal, adds the ethernet mac DA of terminal, Ethernet assists the MAC for turning gateway SA, Ethernet length or frame type, and send.

The function that Ethernet association turns other modules in gateway is similar with access switch.

Terminal:

It mainly include Network Interface Module, Service Processing Module and CPU module；For example, set-top box mainly connects including network Mouth mold block, video/audio encoding and decoding engine modules, CPU module；Encoding board mainly includes Network Interface Module, video encoding engine Module, CPU module；Memory mainly includes Network Interface Module, CPU module and disk array module.

The equipment of 1.3 metropolitan area mesh portions can be mainly divided into 2 classes: node server, node switch, metropolitan area server. Wherein, node switch mainly includes Network Interface Module, switching engine module and CPU module；Metropolitan area server mainly includes Network Interface Module, switching engine module and CPU module are constituted.

2, networking data package definition is regarded

2.1 access network data package definitions

Access net data packet mainly include following sections: destination address (DA), source address (SA), reserve bytes, payload(PDU)、CRC。

As shown in the table, the data packet for accessing net mainly includes following sections:

DA

SA

Reserved

Payload

CRC

Wherein:

Destination address (DA) is made of 8 bytes (byte), and first character section indicates type (such as the various associations of data packet Discuss packet, multicast packet, unicast packet etc.), be up to 256 kinds of possibility, the second byte to the 6th byte is metropolitan area net address, Seven, the 8th bytes are access net address；

Source address (SA) is also to be made of 8 bytes (byte), is defined identical as destination address (DA)；

Reserve bytes are made of 2 bytes；

The part payload has different length according to the type of different datagrams, is if it is various protocol packages 64 bytes are 32+1024=1056 bytes if it is single group unicast packets words, are not restricted to above 2 kinds certainly；

CRC is made of 4 bytes, and calculation method follows the Ethernet CRC algorithm of standard.

2.2 Metropolitan Area Network (MAN) packet definitions

The topology of Metropolitan Area Network (MAN) is pattern, may there is 2 kinds, connection even of more than two kinds, i.e. node switching between two equipment It can all can exceed that 2 kinds between machine and node server, node switch and node switch, node switch and node server Connection.But the metropolitan area net address of metropolitan area network equipment is uniquely, to close to accurately describe the connection between metropolitan area network equipment System, introduces parameter in embodiments of the present invention: label, uniquely to describe a metropolitan area network equipment.

(Multi-Protocol Label Switch, multiprotocol label are handed over by the definition of label and MPLS in this specification Change) label definition it is similar, it is assumed that between equipment A and equipment B there are two connection, then data packet from equipment A to equipment B just There are 2 labels, data packet also there are 2 labels from equipment B to equipment A.Label is divided into label, outgoing label, it is assumed that data packet enters The label (entering label) of equipment A is 0x0000, and the label (outgoing label) when this data packet leaves equipment A may reform into 0x0001.The networking process of Metropolitan Area Network (MAN) is to enter network process under centralized control, also means that address distribution, the label of Metropolitan Area Network (MAN) Distribution be all to be dominated by metropolitan area server, node switch, node server be all passively execute, this point with The label distribution of MPLS is different, and the distribution of the label of MPLS is the result that interchanger, server are negotiated mutually.

As shown in the table, the data packet of Metropolitan Area Network (MAN) mainly includes following sections:

DA

SA

Reserved

Label

Payload

CRC

That is destination address (DA), source address (SA), reserve bytes (Reserved), label, payload (PDU), CRC.Its In, the format of label, which can refer to, such as gives a definition: label is 32bit, wherein high 16bit retains, only with low 16bit, its position Set is between the reserve bytes and payload of data packet.

In order to make those skilled in the art better understand technical solution of the present invention, the present invention is further to existing grade It is analyzed in conjunction with the problems in step process:

For the ease of the development of view networking work, need to regard the superior and the subordinate the cascade file of networked monitoring and managing scheduling system It synchronizes.The current connection grade synchronous method number that always junior will change depending on networking pipe monitoring and dispatching system in oneself system According to, be written to cascade file in, from higher level view network pipe monitoring and dispatching system periodically (be usually defaulted as at present 1 minute) to Each junior's view networking pipe monitoring and dispatching system obtains connection grade file；After junior receives order depending on networking pipe monitoring and dispatching system, Read newly-generated batch data from cascade file, and by view networking compression after, divided stator frame gives higher level to regard networking pipe prison Control degree system, after inventor carefully studies the above process, there are many problems for discovery, comprising:

1, the synchronous real-time of data is lower, higher level regard networked monitoring and managing dispatch system need to wait 1 minute could be to The primary cascade file of junior's request.

2, it is transmitted in data synchronization process slow and easy to be lost.Since cascade file is usually the audio-video money of user's operation The data resource in source, audio and video resources is very big, this causes higher level to junior's view networked monitoring and managing scheduling system request connection grade When file, the data disposably requested are very more, because network bandwidth is limited, junior regards networked monitoring and managing scheduling system and needs By data compression, subpackage is sent to superior system；But the problems such as due to unstable networks and poor safety, data are in subpackage It is easily lost in transmission process；It, will when higher level is surrounded by loss of data depending on the data that networking pipe monitoring and dispatching system receives File is decompressed and is failed, needs again cascade operation, repeats cascade so that the stability of synchronization between the superior and the subordinate's system is poor, Again cascade also to affect the respective performance of the superior and the subordinate's system in the process.

3, it after superior system receives the data packets of all updates, needs manually own using the user of superior system Synchrodata integration management, be then recorded cascade file in.The cost of whole process labor intensive, system development and maintenance It is higher.

In view of the above technical problems, inventor proposes technical solution of the present invention after a large amount of creative works.

Referring to Fig. 5, a kind of structural schematic diagram for the synchronization system for cascading file of the embodiment of the present invention, the system are shown It can be applied to view networking, the view networking is connect with ethernet communication, wherein include distributed data base in the view networking Frame system 51 includes that junior's view networking pipe monitoring and dispatching system 52, higher level regard networking pipe monitoring and scheduling system in the Ethernet 53 middlewares 54 synchronous with data of system；The distributed data base frame system 51 regards connection network management monitoring tune with the junior respectively The synchronous middleware 54 of degree system 52, the data communicates to connect, and the synchronous middleware 54 of the data regards networking pipe with the higher level Monitoring and dispatching system 53 communicates to connect；The junior is provided with primary database 55 depending on networking pipe monitoring and dispatching system 52, it is described on Grade is provided with depending on networking pipe monitoring and dispatching system 53 from database 56.

Compared with prior art, it is same to increase data using the synchronization for carrying out cascade file depending on networking for the embodiment of the present invention Middleware 54 and distributed data base frame system 51 are walked, and establishes data synchronous middleware 54, distributed data base frame Data connection between frame system 51 and the superior and the subordinate's view networking pipe monitoring and dispatching system 52, increases each view networking monitoring with this Network management dispatches the synchronous real-time and high efficiency of data among systems, reduces upper layer application and needs manually recorded database Change information cascades the operation of file to the operation and management of cascade file.

It should be noted that junior's view networking pipe monitoring and dispatching system 52 of the invention, higher level regard networking pipe monitoring and scheduling The higher level of system 53 and junior can be distinguished based on certain administration authority, higher level and junior here be all it is opposite, it is endless Complete absolute, some junior may be another view networking pipe monitoring and dispatching system depending on the higher level for pipe monitoring and dispatching system 52 of networking Junior, some junior is depending on the higher level that networking pipe monitoring and scheduling system is also likely to be that another regards networking pipe monitoring and dispatching system.Such as According to the region rank of region come when distinguishing, higher level be it is provincial, junior then corresponds to city-level；When higher level is city-level, junior is then right It should be at county level etc..

In the following, the synchronous method for how realizing cascade file is described in detail in the embodiment of the present invention.

With reference to Fig. 6, a kind of step process of the synchronous method embodiment one of cascade file of the embodiment of the present invention is shown Figure, the method can specifically include following steps:

Step S601: the distributed data base frame system 51 receives the data that the synchronous middleware 54 of the data is sent Cascade request；Wherein, the data cascade request receives cascade target depending on networking pipe monitoring and dispatching system 53 by the higher level It is generated when cascading the trigger action of file, and is sent to the synchronous middleware 54 of the data；

Step S602: data cascade request is sent to the junior and regarded by the distributed data base frame system 51 Networking pipe monitoring and dispatching system 52；Junior's view networking pipe monitoring and dispatching system 52, which is used to be cascaded according to the data, requests, When the primary database 55 opens master-slave synchronisation function, the target cascade file is extracted from the primary database 55；

Step S603: the distributed data base frame system 51 receives junior's view networking pipe monitoring and dispatching system 52 The target sent cascades file；

Step S604: to be sent to the data same by target cascade file for the distributed data base frame system 51 Walk middleware 54；The synchronous middleware 54 of the data, which is used to target cascade file being sent to the higher level, regards networking pipe prison Control degree system 53；The higher level regards networking pipe monitoring and dispatching system 53 for target cascade file write-in is described from number According to library 56.

For specific implementation, the trigger action of the above-mentioned cascade target cascade file in step S601 can be user's Single operation request also can be considered the timing request set in system configuration of the higher level depending on pipe monitoring and dispatching system 53 of networking.Such as Fruit is the single request of user, and trigger action can be user and regard the synchronous mesh of selection in networking pipe monitoring and dispatching system 53 in higher level Mark the cascade file of (target herein refers to one or more) junior view networking pipe monitoring and dispatching system 52.If it is system configuration The timing request of middle setting, trigger action can be the thread that clocked flip generates data cascade request, request cascade object It can be arranged by preset request sequence, i.e., successively send data cascade request to multiple views networking pipe monitoring and dispatching system.So Higher level regards networking pipe monitoring and dispatching system 53 trigger action based on the received afterwards, generates corresponding data cascade request, so Data cascade request is sent to the synchronous middleware 54 of data afterwards.

Primary database 55 in the embodiment of the present invention and from database 56 be mysql database.Mysql database supports master From synchronizing function, the mysql data of variation are written to binlog file by primary database 55, then from database 56 to binlog Copied in database 56 after data are read in file, mysql principal and subordinate's function, can real-time high-efficiency by primary database 55 The data duplication of middle variation is updated to from database 56, ensure that the data consistency between master-slave database 56.

Since the present invention needs the data synchronization updating that will change in multiple lower systems into the same superior system, but It is that mysql master-slave back-up synchronizes again in the presence of that can not carry out data between different databases and different database table structures The shortcomings that processed.So the principle of mysql database master-slave synchronisation is utilized in the embodiment of the present invention, increases and pretend function with data Can the synchronous middleware 54 of data, the synchronous middleware 54 of data can disguise oneself as with primary database 55 or from the same rank of database 56 And same type of database, for example the synchronous middleware 54 of data can disguise oneself as in junior's view networking pipe monitoring and dispatching system 52 Slave database 56, establish connection with primary database 55, replicated automatically from primary database 55 target cascade file；Data are synchronous 54 essence of middleware regards 56 peer of slave database in networking pipe monitoring and dispatching system 53 with higher level, obtains target and cascades file Afterwards, during cascading file synchronization, target cascade file is written in real time from database 56.

The embodiment of the present invention realizes the superior and the subordinate's view networked monitoring and managing scheduling system by the way of database master-slave synchronisation Cascade file synchronization process, it is only necessary to junior regard networked monitoring and managing scheduling system primary database 55 open master-slave synchronisation function Energy；Compared with prior art, reduce superior system after the data packet for receiving all updates, need using superior system User manually by all synchrodata integration managements, the operating process in cascade file is then recorded.And utilize number According to the mode of library master-slave synchronisation, it is same that the cascade file that can regard networking pipe monitoring and dispatching system 52 to multiple juniors simultaneously carries out principal and subordinate Step without waiting for process time, substantially increases the synchronous real-time of data compared with prior art.

Preferably, the synchronous middleware 54 of the data is Canal system, and Canal system is responsible for simulating mysql slave The interaction protocol of (from database 56), can be pretended.Corresponding, the cascade file in the embodiment of the present invention is binlog text Part.When using binlog file, specific effect, which illustrates, belongs to the prior art, not described here any more.

Further, the embodiment of the present invention the synchronous middleware 54 of data and junior view networked monitoring and managing scheduling system it Between built distributed data base frame system 51, can be first by grade after the synchronous middleware 54 of data gets data cascade request Connection file is sent to distributed data base frame system 51.There is distributed data base frame system 51 tcp/ip agreement and view to join Conversion function between fidonetFido, so that the embodiment of the present invention, which can regard networked monitoring and managing with junior by view networking, dispatches system Make requests the transmission with cascade file.It is ultra-large, high in order to support depending on the second layer being located in network protocol layer of networking Bandwidth, Real Time Communication Network and a whole set of the complete network communication protocol system designed, can be independently of building except IP agreement Addressing and communication between vertical different terminals, non-to be accessed depending on on-line customer, network transmission high stability.It is synchronous in data When middleware 54 is pretended based on mysql agreement (mysql agreement bottom is based on tcp/ip agreement), pass through distributed data base Frame system 51 can enable the mysql primary database 55 of superior system by regarding the mysql in networking and lower system from data Master-slave synchronisation function is carried out between library 56, can be greatly promoted the synchronizing speed and safety of cascade file, be overcome the prior art It is transmitted slowly in middle data synchronization process, and problem easy to be lost.

It should be noted that include 255 16 views networking Core servers in view networking, i.e. 16 views networking master From Core server, 254 16 view networkings are distributed in each from Core server for Core server and the networking of 254 16 views Area manages the view networked devices of location.It is corresponding, the distributed data base frame system 51 of the embodiment of the present invention Multiple distributed subsystems including being in communication with each other connection, distributed subsystem are distributed in each area, the distribution in each area The view that subsystem access is located at areal is networked from Core server.

In a preferred embodiment, the data cascade request packet includes junior's view networking pipe monitoring and scheduling system The address mark of system 52；

In step S602, the distributed data base frame system 51 by the data cascade request be sent to it is described under Grade view network pipe monitoring and dispatching system 52 the step of include:

Sub-step 1: first distributed subsystem is identified according to the address, determining to be located at together with address mark Second distributed subsystem of one local area network；

Sub-step 2: first distributed subsystem, which passes through, is sent to institute for data cascade request depending on networking protocol State the second distributed subsystem；

3: the second distributed subsystem of sub-step by Internet protocol by the data cascade request be sent to it is described under Grade view networking pipe monitoring and dispatching system 52.

Based on the general introduction of view networking Core server, further, the specific implementation of sub-step 2 can be with are as follows: described First distributed subsystem, which passes through, is sent to the networking of the first view from Core server for data cascade request depending on networking protocol； Described first regards main Core server of networking for data cascade request to be sent to from Core server depending on networking；It is described It is used to be identified according to the address depending on the main Core server of networking, determines the view networking of target second from Core server, and by institute It states data cascade request and is sent to the view of target second networking from Core server；The view of target second networking takes from core Business device is used to data cascade request being sent to second distributed subsystem.

In embodiments of the present invention, the tool that distributed subsystem is networked by view networking protocol access view from Core server Virtual terminal number and the virtual address mac can be used to realize in body access way.That is, including virtual whole in the distributed subsystem End number, the view networking includes multiple virtual addresses mac, the virtual terminal number and the virtual mac from Core server Address generates corresponding relationship.

First distributed subsystem, which passes through, is sent to the networking of the first view for data cascade request depending on networking protocol Include: from the step of Core server

Data cascade request is sent to the first view by the virtual terminal number by first distributed subsystem It networks from Core server.

Described first regards main core clothes of networking for data cascade request to be sent to from Core server depending on networking Be engaged in device the step of include:

The first view networking is used for from Core server according to the virtual terminal number, the determining and virtual terminal number The corresponding virtual address mac；

Described first is sent to data cascade request by the virtual address mac from Core server depending on networking Depending on main Core server of networking.It should be noted that virtual terminal number belongs to a number specially for users to use in depending on networking Code, number generally use 5~8 bit digitals composition, such as #210010, and the data volume of this number is few, and character length is shorter, is convenient for Memory and user dial；It includes letter, number, letter composition that the virtual address mac, which is one, and character length is longer, networks in view In have millions virtual addresses mac, in order to which the first view networking is quasi- from network main Core server of Core server, view Really identification and forwarding message.The embodiment of the present invention by the way that virtual terminal number and the virtual address mac are generated corresponding relationship, and Message is forwarded using virtual terminal number, the data transfer loads of view networking can be mitigated significantly, reduces the fortune of view networked server Row pressure, and data transmission bauds is very fast.

After junior receives data cascade request depending on networking pipe monitoring and dispatching system 52, first whether primary database 55 can be checked Master-slave synchronisation function is had turned on, when the primary database 55 opens master-slave synchronisation function, is extracted from the primary database 55 The target cascades file.Junior extracts the target cascade depending on networking pipe monitoring and dispatching system 52 from the primary database 55 The mode of file is the binlog file for obtaining primary database 55, and the specific principle that obtains is the prior art, not described here any more.

With reference to Fig. 7, a kind of step process of the synchronous method embodiment two of cascade file of the embodiment of the present invention is shown Figure, the method are applied to view networking, and the method can specifically include following steps:

Step S701: the synchronous middleware 54 of the data receives the higher level and regards what networking pipe monitoring and dispatching system 53 was sent Data cascade request；Wherein, the data cascade request receives cascade depending on networking pipe monitoring and dispatching system 53 by the higher level Target generates when cascading the trigger action of file；

Step S702: data cascade request is sent to the distributed data base by the synchronous middleware 54 of the data Frame system 51；The distributed data base frame system 51 is used to data cascade request being sent to junior's view connection Network management monitoring dispatches system 52；Junior's view networking pipe monitoring and dispatching system 52, which is used to be cascaded according to the data, requests, When the primary database 55 opens master-slave synchronisation function, the target cascade file is extracted from the primary database 55, and will The target cascade file is sent to the distributed data base frame system 51；

Step S703: the synchronous middleware 54 of the data receives the described of the transmission of distributed data base frame system 51 Target cascades file；

Step S704: target cascade file is sent to the higher level and regards networking pipe by the synchronous middleware 54 of the data Monitoring and dispatching system 53；The higher level regard networking pipe monitoring and dispatching system 53 be used for by target cascade file write-in it is described from Database 56.

In embodiments of the present invention, step S701~step S704 elaborates one kind from the angle of the synchronous middleware 54 of data The realization step for cascading the synchronous method of file realizes that the superior and the subordinate regard networked monitoring and managing by the way of database master-slave synchronisation The cascade file synchronization process of scheduling system, it is only necessary to which the primary database 55 that junior regards networked monitoring and managing scheduling system opens master From synchronizing function；Compared with prior art, reduce superior system after the data packet for receiving all updates, need using Manually by all synchrodata integration managements, the operating process in cascade file is then recorded in the user of superior system. And in the way of database master-slave synchronisation, can simultaneously to multiple juniors regard networking pipe monitoring and dispatching system 52 cascade file into Row master-slave synchronisation without waiting for process time, substantially increases the synchronous real-time of data compared with prior art.To save a piece Width, the embodiment one of specific implementation principle reference Fig. 6, not described here any more.

In a preferred embodiment, target cascade file is sent to institute by the synchronous middleware 54 of the data Before stating higher level's view networking pipe monitoring and dispatching system 53, the method be can specifically include:

The synchronous middleware 54 of the data is filtered target cascade file according to preset condition.

The embodiment of the present invention cascades file to target using the synchronous middleware 54 of data and checks, the various behaviour such as filtering Make, and the data to suit the requirements are written to higher level and are regarded in networking pipe monitoring and dispatching system 53, not only can be improved and to be synchronized Target cascades the validity and safety of file, while can also reduce the database money that higher level regards networking pipe monitoring and dispatching system 53 Source occupies.Above-mentioned preset condition can be what user was arranged in the configuration port of the synchronous middleware 54 of data or window, specifically Filtering content may include time, format, file status etc..When the synchronous middleware 54 of data is Canal system, filtering Principle is the prior art, not described here any more.

With reference to Fig. 8, a kind of step process of the synchronous method embodiment three of cascade file of the embodiment of the present invention is shown Figure, the method are applied to view networking, and the method can specifically include following steps:

Step S801: the higher level receives the triggering behaviour of cascade target cascade file depending on networking pipe monitoring and dispatching system 53 When making, data cascade request is generated；

Step S802: data cascade request is sent to the number depending on networking pipe monitoring and dispatching system 53 by the higher level According to synchronous middleware 54；The synchronous middleware 54 of the data is used to data cascade request being sent to the distributed data Library frame system 51；The distributed data base frame system 51 is used to data cascade request being sent to the junior and regard Networking pipe monitoring and dispatching system 52；Junior's view networking pipe monitoring and dispatching system 52, which is used to be cascaded according to the data, requests, When the primary database 55 opens master-slave synchronisation function, the target cascade file is extracted from the primary database 55, and Target cascade file is sent to the distributed data base frame system 51；The distributed data base frame system 51 For target cascade file to be sent to the synchronous middleware 54 of the data；

Step S803: the higher level receives what the synchronous middleware 54 of the data was sent depending on networking pipe monitoring and dispatching system 53 The target cascades file, and target cascade file write-in is described from database 56.

In embodiments of the present invention, step S801~step S803 regards the angle of networking pipe monitoring and dispatching system 53 from higher level It elaborates a kind of realization step of synchronous method for cascading file, the superior and the subordinate's view connection is realized by the way of database master-slave synchronisation The cascade file synchronization process of net monitoring management scheduling system, it is only necessary to which junior regards the master data of networked monitoring and managing scheduling system Open master-slave synchronisation function in library 55；Compared with prior art, reduce superior system in the data packet for receiving all updates Afterwards, it needs then to be recorded in cascade file using the user of superior system manually by all synchrodata integration managements Operating process.And in the way of database master-slave synchronisation, networking pipe monitoring and dispatching system 52 can be regarded to multiple juniors simultaneously Cascade file carry out master-slave synchronisation, compared with prior art, without waiting for process time, substantially increase synchronous real-time of data Property.To save space, the embodiment one of specific implementation principle reference Fig. 6, not described here any more.

It should be noted that for simple description, therefore, it is stated as a series of action groups for embodiment of the method It closes, but those skilled in the art should understand that, embodiment of that present invention are not limited by the describe sequence of actions, because according to According to the embodiment of the present invention, some steps may be performed in other sequences or simultaneously.Secondly, those skilled in the art also should Know, the embodiments described in the specification are all preferred embodiments, and the related movement not necessarily present invention is implemented Necessary to example.

With reference to Fig. 9, a kind of structural representation of the synchronizing device embodiment one of cascade file of the embodiment of the present invention is shown Figure, described device are applied to view networking, and the distributed data base frame system 51 may include following module:

Data cascade the first receiving module 901 of request, the data level sent for receiving the synchronous middleware 54 of the data Connection request；Wherein, the data cascade request receives cascade target level depending on networking pipe monitoring and dispatching system 53 by the higher level It is generated when joining the trigger action of file, and is sent to the synchronous middleware 54 of the data；

Data cascade the first sending module 902 of request, for data cascade request to be sent to junior's view connection Network management monitoring dispatches system 52；Junior's view networking pipe monitoring and dispatching system 52, which is used to be cascaded according to the data, requests, When the primary database 55 opens master-slave synchronisation function, the target cascade file is extracted from the primary database 55；

Target cascades the first receiving module of file 903, sends out for receiving junior's view networking pipe monitoring and dispatching system 52 The target cascade file sent；

Target cascades the first sending module of file 904, synchronous for target cascade file to be sent to the data Middleware 54；The synchronous middleware 54 of the data, which is used to target cascade file being sent to the higher level, regards connection network management monitoring Scheduling system 53；The higher level regards networking pipe monitoring and dispatching system 53 for target cascade file write-in is described from data Library 56.

With reference to Figure 10, a kind of structural representation of the synchronizing device embodiment two of cascade file of the embodiment of the present invention is shown Figure, described device are applied to view networking, and the synchronous middleware 54 of the data may include following module:

Data cascade the second receiving module 1001 of request regards the networking hair of pipe monitoring and dispatching system 53 for receiving the higher level The data cascade request sent；Wherein, the data cascade request is received by the higher level depending on networking pipe monitoring and dispatching system 53 It is generated when the trigger action of cascade target cascade file；

Data cascade the second sending module 1002 of request, for data cascade request to be sent to the distributed number According to library frame system 51；The distributed data base frame system 51 is used to data cascade request being sent to the junior Depending on pipe monitoring and dispatching system 52 of networking；The junior is used to be asked according to data cascade depending on networking pipe monitoring and dispatching system 52 It asks, when the primary database 55 opens master-slave synchronisation function, the target cascade file is extracted from the primary database 55, And target cascade file is sent to the distributed data base frame system 51；

Target cascades the second receiving module of file 1003, for receiving the transmission of distributed data base frame system 51 The target cascades file；

Target cascades the second sending module of file 1004, regards connection for target cascade file to be sent to the higher level Network management monitoring dispatches system 53；The higher level regards networking pipe monitoring and dispatching system 53 and is used to target cascade file institute is written It states from database 56.

With reference to Figure 11, a kind of structural representation of the synchronizing device embodiment three of cascade file of the embodiment of the present invention is shown Figure, described device are applied to view networking, and the higher level may include following module depending on networking pipe monitoring and dispatching system 53:

Data cascade request generation module 1101, it is raw for when receiving the trigger action of cascade target cascade file It cascades and requests at data；

Data cascade request third sending module 1102, it is synchronous for data cascade request to be sent to the data Middleware 54；The synchronous middleware 54 of the data is used to data cascade request being sent to the distributed data base frame System 51；The distributed data base frame system 51 is used to for data cascade request to be sent to junior's view networking pipe Monitoring and dispatching system 52；Junior's view networking pipe monitoring and dispatching system 52, which is used to be cascaded according to the data, requests, described When primary database 55 opens master-slave synchronisation function, the target cascade file is extracted from the primary database 55, and will be described Target cascade file is sent to the distributed data base frame system 51；The distributed data base frame system 51 is used for will The target cascade file is sent to the synchronous middleware 54 of the data；

Target cascades file third receiving module 1103, the mesh sent for receiving the synchronous middleware 54 of the data Mark cascade file, target cascade file write-in is described from database 56.

For a kind of synchronizing device embodiment for cascading file, since it is real with a kind of synchronous method for cascading file It is substantially similar to apply example, so being described relatively simple, referring to a kind of portion of synchronous method embodiment for cascading file in place of correlation It defends oneself bright.

The embodiment of the invention also provides a kind of devices, comprising:

One or more processors；With

One or more machine readable medias of instruction are stored thereon with, are executed when by one or more of processors When, so that described device executes a kind of synchronous method of one or more cascade files as described in the embodiments of the present invention.

The embodiment of the invention also provides the computer programs of a kind of computer readable storage medium, storage to handle Device executes a kind of synchronous method of cascade file as described in the embodiments of the present invention.

All the embodiments in this specification are described in a progressive manner, the highlights of each of the examples are with The difference of other embodiments, the same or similar parts between the embodiments can be referred to each other.In addition, it is necessary to explanation It is that first, second in the embodiment of the present invention does not represent actual order only to facilitate illustrate similar technique feature and increase Or meaning.

It should be understood by those skilled in the art that, the embodiment of the embodiment of the present invention can provide as method, apparatus or calculate Machine program product.Therefore, the embodiment of the present invention can be used complete hardware embodiment, complete software embodiment or combine software and The form of the embodiment of hardware aspect.Moreover, the embodiment of the present invention can be used one or more wherein include computer can With in the computer-usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) of program code The form of the computer program product of implementation.

The embodiment of the present invention be referring to according to the method for the embodiment of the present invention, terminal device (system) and computer program The flowchart and/or the block diagram of product describes.It should be understood that flowchart and/or the block diagram can be realized by computer program instructions In each flow and/or block and flowchart and/or the block diagram in process and/or box combination.It can provide these Computer program instructions are set to general purpose computer, special purpose computer, Embedded Processor or other programmable data processing terminals Standby processor is to generate a machine, so that being held by the processor of computer or other programmable data processing terminal devices Capable instruction generates for realizing in one or more flows of the flowchart and/or one or more blocks of the block diagram The device of specified function.

These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing terminal devices In computer-readable memory operate in a specific manner, so that instruction stored in the computer readable memory generates packet The manufacture of command device is included, which realizes in one side of one or more flows of the flowchart and/or block diagram The function of being specified in frame or multiple boxes.

These computer program instructions can also be loaded into computer or other programmable data processing terminal devices, so that Series of operation steps are executed on computer or other programmable terminal equipments to generate computer implemented processing, thus The instruction executed on computer or other programmable terminal equipments is provided for realizing in one or more flows of the flowchart And/or in one or more blocks of the block diagram specify function the step of.

Although the preferred embodiment of the embodiment of the present invention has been described, once a person skilled in the art knows bases This creative concept, then additional changes and modifications can be made to these embodiments.So the following claims are intended to be interpreted as Including preferred embodiment and fall into all change and modification of range of embodiment of the invention.

Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning Covering non-exclusive inclusion, so that process, method, article or terminal device including a series of elements not only wrap Those elements are included, but also including other elements that are not explicitly listed, or further includes for this process, method, article Or the element that terminal device is intrinsic.In the absence of more restrictions, being wanted by what sentence "including a ..." limited Element, it is not excluded that there is also other identical elements in process, method, article or the terminal device for including the element.

Above to it is provided by the present invention it is a kind of cascade file synchronous method, it is a kind of cascade file synchronizing device and one Kind of computer readable storage medium is described in detail, and specific case used herein is to the principle of the present invention and embodiment party Formula is expounded, and the above description of the embodiment is only used to help understand the method for the present invention and its core ideas；Meanwhile it is right In those of ordinary skill in the art, according to the thought of the present invention, change is had in specific embodiments and applications Place, in conclusion the contents of this specification are not to be construed as limiting the invention.

Claims (10)

1. a kind of synchronous method for cascading file, which is characterized in that the method is applied to view networking, the view networking and ether Network Communication connection, wherein include distributed data base frame system in the view networking, include junior's view connection in the Ethernet Network management monitoring dispatches system, higher level regards networking pipe monitoring and dispatching system middleware synchronous with data；The distributed data base frame Frame system regards the synchronous middleware communication connection of networking pipe monitoring and dispatching system, the data, the data with the junior respectively Synchronous middleware and the higher level regard networking pipe monitoring and dispatching system communication connection；Junior's view networking pipe monitoring and dispatching system It is provided with primary database, the higher level is provided with depending on networking pipe monitoring and dispatching system from database；The described method includes:

The distributed data base frame system receives the data cascade request that the synchronous middleware of the data is sent；Wherein, institute State the trigger action that data cascade request is received cascade target cascade file by the higher level depending on networking pipe monitoring and dispatching system Shi Shengcheng, and it is sent to the synchronous middleware of the data；

Data cascade request is sent to junior's view networking pipe monitoring and scheduling by the distributed data base frame system System；Junior's view networking pipe monitoring and dispatching system, which is used to be cascaded according to the data, requests, and opens in the primary database When master-slave synchronisation function, the target cascade file is extracted from the primary database；

The distributed data base frame system receives the target level that junior's view networking pipe monitoring and dispatching system is sent Join file；

Target cascade file is sent to the synchronous middleware of the data by the distributed data base frame system；The number It is used to target cascade file being sent to the higher level according to synchronous middleware and regards networking pipe monitoring and dispatching system；The higher level It is used for depending on networking pipe monitoring and dispatching system target cascade file write-in is described from database.

2. the method according to claim 1, wherein the distributed data base frame system includes being in communication with each other Multiple distributed subsystems of connection；The data cascade request packet includes the address of junior's view networking pipe monitoring and dispatching system Mark；

Data cascade request is sent to junior's view networking pipe monitoring and scheduling by the distributed data base frame system The step of system includes:

First distributed subsystem is identified according to the address, determining to be located at the of same local area network with address mark Two distributed subsystems；

First distributed subsystem, which passes through, is sent to second distribution for data cascade request depending on networking protocol Subsystem；

Data cascade request is sent to junior's view networking pipe prison by Internet protocol by the second distributed subsystem Control degree system.

3. a kind of synchronous method for cascading file, which is characterized in that the method is applied to view networking, the view networking and ether Network Communication connection, wherein include distributed data base frame system in the view networking, include junior's view connection in the Ethernet Network management monitoring dispatches system, higher level regards networking pipe monitoring and dispatching system middleware synchronous with data；The distributed data base frame Frame system regards the synchronous middleware communication connection of networking pipe monitoring and dispatching system, the data, the data with the junior respectively Synchronous middleware and the higher level regard networking pipe monitoring and dispatching system communication connection；Junior's view networking pipe monitoring and dispatching system It is provided with primary database, the higher level is provided with depending on networking pipe monitoring and dispatching system from database；The described method includes:

The synchronous middleware of the data receives the higher level and regards the data cascade request that networking pipe monitoring and dispatching system is sent；Its In, the data cascade request is received the triggering of cascade target cascade file by the higher level depending on networking pipe monitoring and dispatching system It is generated when operation；

Data cascade request is sent to the distributed data base frame system by the synchronous middleware of the data；Described point Cloth database framework system is used to for data cascade request to be sent to junior's view networking pipe monitoring and dispatching system；Institute It states junior's view networking pipe monitoring and dispatching system to be used to cascade request according to the data, opens master-slave synchronisation in the primary database When function, the target cascade file is extracted from the primary database, and target cascade file is sent to described point Cloth database framework system；

The synchronous middleware of the data receives the target cascade file that the distributed data base frame system is sent；

Target cascade file is sent to the higher level and regards networking pipe monitoring and dispatching system by the synchronous middleware of the data；Institute It states higher level and regards networking pipe monitoring and dispatching system for target cascade file write-in is described from database.

4. according to the method described in claim 3, it is characterized in that, the target is cascaded file by the synchronous middleware of the data It is sent to before higher level's view networking pipe monitoring and dispatching system, which comprises

The synchronous middleware of the data is filtered target cascade file according to preset condition.

5. a kind of synchronous method for cascading file, which is characterized in that the method is applied to view networking, the view networking and ether Network Communication connection, wherein include distributed data base frame system in the view networking, include junior's view connection in the Ethernet Network management monitoring dispatches system, higher level regards networking pipe monitoring and dispatching system middleware synchronous with data；The distributed data base frame Frame system regards the synchronous middleware communication connection of networking pipe monitoring and dispatching system, the data, the data with the junior respectively Synchronous middleware and the higher level regard networking pipe monitoring and dispatching system communication connection；Junior's view networking pipe monitoring and dispatching system It is provided with primary database, the higher level is provided with depending on networking pipe monitoring and dispatching system from database；The described method includes:

When the higher level receives the trigger action of cascade target cascade file depending on networking pipe monitoring and dispatching system, data level is generated Connection request；

Data cascade request is sent to the synchronous middleware of the data depending on networking pipe monitoring and dispatching system by the higher level；Institute The synchronous middleware of data is stated to be used to data cascade request being sent to the distributed data base frame system；The distribution Formula database framework system is used to for data cascade request to be sent to junior's view networking pipe monitoring and dispatching system；It is described Junior's view networking pipe monitoring and dispatching system, which is used to be cascaded according to the data, requests, and opens master-slave synchronisation function in the primary database When energy, the target cascade file is extracted from the primary database, and target cascade file is sent to the distribution Formula database framework system；The distributed data base frame system is used to target cascade file being sent to the data Synchronous middleware；

The higher level receives the target that the synchronous middleware of the data is sent depending on networking pipe monitoring and dispatching system and cascades file, Target cascade file write-in is described from database.

6. a kind of synchronizing device for cascading file, which is characterized in that described device is applied to view networking, the view networking and ether Network Communication connection, wherein include distributed data base frame system in the view networking, include junior's view connection in the Ethernet Network management monitoring dispatches system, higher level regards networking pipe monitoring and dispatching system middleware synchronous with data；The distributed data base frame Frame system regards the synchronous middleware communication connection of networking pipe monitoring and dispatching system, the data, the data with the junior respectively Synchronous middleware and the higher level regard networking pipe monitoring and dispatching system communication connection；Junior's view networking pipe monitoring and dispatching system It is provided with primary database, the higher level is provided with depending on networking pipe monitoring and dispatching system from database；The distributed data base frame Frame system includes:

Data cascade the first receiving module of request, the data cascade request sent for receiving the synchronous middleware of the data；Its In, the data cascade request is received the triggering of cascade target cascade file by the higher level depending on networking pipe monitoring and dispatching system It is generated when operation, and is sent to the synchronous middleware of the data；

Data cascade the first sending module of request, for data cascade request to be sent to junior's view connection network management monitoring Scheduling system；Junior's view networking pipe monitoring and dispatching system, which is used to be cascaded according to the data, requests, in the primary database When opening master-slave synchronisation function, the target cascade file is extracted from the primary database；

Target cascades the first receiving module of file, the mesh sent for receiving junior's view networking pipe monitoring and dispatching system Mark cascade file；

Target cascades the first sending module of file, for target cascade file to be sent to the synchronous middleware of the data； The synchronous middleware of the data, which is used to target cascade file being sent to the higher level, regards networking pipe monitoring and dispatching system；Institute It states higher level and regards networking pipe monitoring and dispatching system for target cascade file write-in is described from database.

7. a kind of synchronizing device for cascading file, which is characterized in that described device is applied to view networking, the view networking and ether Network Communication connection, wherein include distributed data base frame system in the view networking, include junior's view connection in the Ethernet Network management monitoring dispatches system, higher level regards networking pipe monitoring and dispatching system middleware synchronous with data；The distributed data base frame Frame system regards the synchronous middleware communication connection of networking pipe monitoring and dispatching system, the data, the data with the junior respectively Synchronous middleware and the higher level regard networking pipe monitoring and dispatching system communication connection；Junior's view networking pipe monitoring and dispatching system It is provided with primary database, the higher level is provided with depending on networking pipe monitoring and dispatching system from database；The synchronous middleware of the data Include:

Data cascade the second receiving module of request regards the data level that networking pipe monitoring and dispatching system is sent for receiving the higher level Connection request；Wherein, the data cascade request receives cascade target cascade depending on networking pipe monitoring and dispatching system by the higher level It is generated when the trigger action of file；

Data cascade the second sending module of request, for data cascade request to be sent to the distributed data base frame System；The distributed data base frame system is used to for data cascade request to be sent to junior's view connection network management monitoring Scheduling system；Junior's view networking pipe monitoring and dispatching system, which is used to be cascaded according to the data, requests, in the primary database When opening master-slave synchronisation function, the target cascade file is extracted from the primary database, and the target is cascaded into file It is sent to the distributed data base frame system；

Target cascades the second receiving module of file, the target level sent for receiving the distributed data base frame system Join file；

Target cascades the second sending module of file, regards connection network management monitoring for target cascade file to be sent to the higher level Scheduling system；The higher level regards networking pipe monitoring and dispatching system for target cascade file write-in is described from database.

8. a kind of synchronizing device for cascading file, which is characterized in that described device is applied to view networking, the view networking and ether Network Communication connection, wherein include distributed data base frame system in the view networking, include junior's view connection in the Ethernet Network management monitoring dispatches system, higher level regards networking pipe monitoring and dispatching system middleware synchronous with data；The distributed data base frame Frame system regards the synchronous middleware communication connection of networking pipe monitoring and dispatching system, the data, the data with the junior respectively Synchronous middleware and the higher level regard networking pipe monitoring and dispatching system communication connection；Junior's view networking pipe monitoring and dispatching system It is provided with primary database, the higher level is provided with depending on networking pipe monitoring and dispatching system from database；The higher level regards networking pipe prison Control degree system includes:

Data cascade request generation module, for generating data level when receiving the trigger action of cascade target cascade file Connection request；

Data cascade request third sending module, for data cascade request to be sent to the synchronous middleware of the data； The synchronous middleware of the data is used to data cascade request being sent to the distributed data base frame system；Described point Cloth database framework system is used to for data cascade request to be sent to junior's view networking pipe monitoring and dispatching system；Institute It states junior's view networking pipe monitoring and dispatching system to be used to cascade request according to the data, opens master-slave synchronisation in the primary database When function, the target cascade file is extracted from the primary database, and target cascade file is sent to described point Cloth database framework system；The distributed data base frame system is used to target cascade file being sent to the number According to synchronous middleware；

Target cascades file third receiving module, the target cascade text sent for receiving the synchronous middleware of the data Part, target cascade file write-in is described from database.

9. a kind of device characterized by comprising

One or more processors；With

One or more machine readable medias of instruction are stored thereon with, when being executed by one or more of processors, are made Obtain a kind of synchronous method for one or more cascade files that described device is executed as described in claim 1 to 5.

10. a kind of computer readable storage medium, which is characterized in that its computer program stored executes processor as weighed Benefit requires a kind of 1 to 5 described in any item synchronous method for cascading file.