CN103379097B - CDN business automatic configuration system and method - Google Patents

Abstract

The present invention proposes a kind of CDN business automatic configuration system and method.System includes: multiple CDN node groups, and at least two of which CDN node group belongs to different operators, and each CDN node group includes multiple CDN node；Multiple repeaters, each repeater and a CDN node faciation connect, and repeater belongs to identical operator with corresponding CDN node group；And middle control machine, it is connected by encrypted tunnel respectively with multiple repeaters, and generate configuration information for each CDN node for CDN traffic assignments CDN node and for distribution, and sent configuration information to repeater by the encrypted tunnel between the repeater corresponding with the CDN node of distribution, so that corresponding CDN node is configured by repeater according to configuration information.The present invention is by for one repeater belonging to same operator of each CDN node group configuration, and connects repeater and middle control machine by encrypted tunnel, efficiently solves the data that cross operator brings and transmits insecure problem, improves the safety of public network Information Communication.

Description

CDN service automatic configuration system and method

technical field

The invention relates to the technical field of the Internet, in particular to a CDN service automatic configuration system and method.

Background technique

With the increase of business, the heterogeneity of CDN (Content Delivery Network, content distribution network) system increases, and the CDN nodes are scattered all over the country, covering multiple operators at the same time. Due to the poor direct interoperability between operators, how to achieve safe and reliable data transmission across regions and operators has become an urgent problem to be solved.

In the prior art, there are mainly two solutions to the cross-computer room problem: one is to use a multi-line computer room; the other is to establish an automatic online system by an operator. In addition, the solution to node heterogeneity in the prior art is: manually generate configurations of different versions according to the heterogeneity of nodes, and manually process them separately during execution.

The problem that prior art exists is:

1. The cost of implementing a multi-line computer room in one computer room is very high, and the operation and maintenance cost of the computer room is also very high.

2. If an operator establishes an automatic online system, the operation and maintenance personnel need to manage multiple systems, which makes the operation and maintenance complicated.

3. The heterogeneity between nodes is handled manually, which makes configuration and maintenance difficult, and it is easy to cause operation and maintenance accidents.

Contents of the invention

The present invention aims to solve at least one of the above-mentioned technical problems.

Therefore, an object of the present invention is to propose a CDN service automatic configuration system with simple operation and maintenance, which can realize reliable communication across operators and secure communication on the public network.

Another object of the present invention is to propose a CDN service automatic configuration method.

In order to achieve the above object, the CDN service automatic configuration system according to the embodiment of the first aspect of the present invention includes: a plurality of CDN node groups, at least two CDN node groups in the plurality of CDN node groups belong to different operators, And each of the CDN node groups includes multiple CDN nodes; multiple relay machines, each of the relay machines is connected to one of the CDN node groups, and the relay machines are connected to the corresponding CDN node groups Belonging to the same operator; and a central control machine, the central control machine is connected to the plurality of relay machines through encrypted channels, and the central control machine is used to allocate CDN nodes for CDN services and for each allocated The CDN node generates configuration information, and sends the configuration information to the relay machine through an encrypted channel between the relay machines corresponding to the assigned CDN node, so that the relay machine according to the configuration The information configures the corresponding CDN node.

According to the CDN service automatic configuration system of the embodiment of the present invention, by configuring a relay machine belonging to the same operator for each CDN node group, and connecting the relay machine and the central control machine through an encrypted channel, it is equivalent to the central control machine to each Each CDN node has an encrypted channel, which solves the problem of unreliable data transmission between the central control computer and the CDN node due to cross-operator, and greatly improves the security of public network information dissemination . In addition, because the connection between the central control machine and the relay machine is inside the company's computer room, the data transmission speed is relatively high, and the relay machine and the CDN node belong to the same operator, and the data transmission speed is also high, so the present invention is also effective Improve the data transmission speed between the central control computer and CDN nodes.

In order to achieve the above object, the CDN service automatic configuration method according to the second aspect of the present invention includes the following steps: receiving the CDN service, and generating CDN node allocation information and configuration information for the CDN service; according to the CDN node allocation The information groups the CDN nodes corresponding to the CDN service, wherein each group of CDN nodes corresponds to different operators; the grouped configuration information is sent to multiple relays through an encrypted channel; and the The relay machine configures the corresponding CDN node according to the configuration information.

According to the CDN service automatic configuration method of the embodiment of the present invention, a relay machine belonging to the same operator is configured for each group of CDN nodes, and the grouped configuration information is sent to the relay machine through an encrypted channel, which is equivalent to the central control machine There is an encrypted channel to each CDN node, which solves the problem of unreliable data transmission between the central control computer and CDN nodes due to cross-operator, and greatly improves the security of information dissemination on the public network sex. In addition, because the connection between the central control machine and the relay machine is inside the company's computer room, the data transmission speed is relatively high, and the relay machine and the CDN node belong to the same operator, and the data transmission speed is also high, so the present invention is also effective Improve the data transmission speed between the central control computer and CDN nodes.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Description of drawings

The above and/or additional aspects and advantages of the present invention will become apparent and easy to understand from the following description of the embodiments in conjunction with the accompanying drawings, wherein,

Fig. 1 is a schematic structural diagram of a CDN service automatic configuration system according to an embodiment of the present invention;

Fig. 2 is a schematic structural diagram of a CDN service automatic configuration system according to an embodiment of the present invention;

Fig. 3 is a flow chart of a CDN service automatic configuration method according to one embodiment of the present invention; and

Fig. 4 is a flowchart of a method for automatically configuring CDN services according to an embodiment of the present invention.

detailed description

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals designate the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary only for explaining the present invention and should not be construed as limiting the present invention. On the contrary, the embodiments of the present invention include all changes, modifications and equivalents falling within the spirit and scope of the appended claims.

In the description of the present invention, it should be understood that the terms "first", "second" and so on are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance. In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral Ground connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations. In addition, in the description of the present invention, unless otherwise specified, "plurality" means two or more.

Any process or method descriptions in flowcharts or otherwise described herein may be understood to represent modules, segments or portions of code comprising one or more executable instructions for implementing specific logical functions or steps of the process , and the scope of preferred embodiments of the invention includes alternative implementations in which functions may be performed out of the order shown or discussed, including substantially concurrently or in reverse order depending on the functions involved, which shall It is understood by those skilled in the art to which the embodiments of the present invention pertain.

The CDN service automatic configuration system according to the embodiment of the present invention is described below with reference to the accompanying drawings.

A CDN service automatic configuration system, comprising: a plurality of CDN node groups, at least two CDN node groups in the plurality of CDN node groups belong to different operators, and each CDN node group includes a plurality of CDN nodes; A relay machine, each relay machine is connected to a CDN node group, and the relay machine and the corresponding CDN node group belong to the same operator; and a central control machine, the central control machine is connected to multiple relay machines through encrypted channels , and the central control machine is used to allocate CDN nodes for CDN services and generate configuration information for each allocated CDN node, and send the configuration information to the relay through the encrypted channel between the relay machines corresponding to the allocated CDN nodes machine, so that the relay machine configures the corresponding CDN node according to the configuration information.

Fig. 1 is a schematic structural diagram of a CDN service automatic configuration system according to an embodiment of the present invention.

As shown in FIG. 1 , the CDN service automatic configuration system according to the embodiment of the present invention includes: three CDN node groups 110 , 120 , 130 , three relay machines 210 , 220 , 230 , and a central control machine 30 .

The three CDN node groups 110, 120 and 130 belong to different operators A, B and C respectively, and each CDN node group includes multiple CDN nodes. Relay machines 210, 220 and 230 are respectively connected to CDN node groups 110, 120 and 130, and relay machine 210 and CDN node group 110 belong to the same operator, and relay machine 220 and CDN node group 120 belong to the same operator , the relay machine 230 and the CDN node group 130 belong to the same operator. The central control machine 30 is connected to the relay machines 210, 220 and 230 through encrypted channels respectively.

The central control machine 30 allocates a CDN node for the CDN service and generates configuration information for each allocated CDN node, and sends the configuration information to the relay machine through an encrypted channel between the relay machines corresponding to the allocated CDN node, so that The relay machine configures the corresponding CDN node according to the configuration information. Wherein, the configuration information may include cache size and data traffic, and the like.

For example, the CDN nodes allocated by the central control machine 30 for CDN services include nodes in the CDN node groups 110 and 120, then first the central control machine 30 generates relevant configuration information for each CDN node in the CDN node groups 110 and 120, and then The relevant configuration information is sent to the relay machines 210 and 220 respectively through encrypted channels with the CDN node groups 110 and 120, and then the relay machines 210 and 220 respectively send the relevant configuration information to the corresponding CDN nodes. It should be understood that the above examples are only illustrative and not intended to limit the present invention. In other embodiments of the present invention, any number more than two CDN node groups and relay machines may be included, as long as at least two CDN node groups among the plurality of CDN node groups belong to different operators, and each The relay machine is connected to a CDN node group, and each relay machine and the corresponding CDN node group belong to the same operator.

According to the CDN service automatic configuration system of the embodiment of the present invention, by configuring a relay machine belonging to the same operator for each CDN node group, and connecting the relay machine and the central control machine through an encrypted channel, it is equivalent to the central control machine to each Each CDN node has an encrypted channel, which solves the problem of unreliable data transmission between the central control computer and the CDN node due to cross-operator, and greatly improves the security of public network information dissemination . In addition, because the connection between the central control machine and the relay machine is inside the company's computer room, the data transmission speed is relatively high, and the relay machine and the CDN node belong to the same operator, and the data transmission speed is also high, so the present invention is also effective Improve the data transmission speed between the central control computer and CDN nodes.

In an embodiment of the present invention, multiple CDN node groups may also be respectively located in different regions. Thus, reliable and secure data transmission between the cross-regional central control machine and CDN nodes can be realized.

In an embodiment of the present invention, the central control machine 30 can also group the configuration information according to the CDN node group to which the CDN node corresponding to the configuration information belongs, and send the grouped configuration information to the corresponding relay machine. Thus, the transmission of the configuration information of all CDN nodes belonging to the same CDN node group can be realized through one data transmission, reducing the traffic occupied by data transmission.

In some embodiments of the present invention, the relay can also be connected to each CDN node in the corresponding CDN node group through an encrypted channel, and encrypt the received configuration information and send it to each CDN node. In this way, the security of data transmission can be further improved, and in addition, due to the unified encryption configuration for the system, the implementation is simple.

According to some embodiments of the present invention, each CDN node may have a proxy module. The proxy module is used to decrypt the confidential configuration information sent by the relay through the encrypted channel, thereby obtaining relevant data of the configuration information.

Fig. 2 is a schematic structural diagram of a CDN service automatic configuration system according to an embodiment of the present invention. As shown in FIG. 2 , on the basis of the embodiment shown in FIG. 1 , the CDN service automatic configuration system further includes a server 40 , a configuration database 50 and a client 60 .

The server 40 is connected with the central control machine 30 for communicating with the central control machine 30 . The configuration database 50 is connected to the server 40 and is used for storing configuration information of each CDN node. The client 60 is used to log in to the server 40 , configure CDN node allocation information and configuration information of the CDN service, and send the configuration information to the server 40 .

According to the CDN service automatic configuration system of the embodiment of the present invention, by setting the configuration database, the configuration information of the CDN nodes can be managed in a unified manner, and any configuration changes of the nodes can be reflected in the configuration database, so that the operation and maintenance personnel do not need to care about heterogeneous The situation can be reliably managed by the system, which greatly reduces the operational risk.

In an embodiment of the present invention, the server 40 is also used to extract the same part of the configuration information of each CDN node sent by the client 60 to form a common part of each CDN node and a heterogeneous part of each CDN node. In an embodiment of the present invention, the heterogeneous part of each CDN node includes information about the CDN node it belongs to. Therefore, when generating a new node configuration file, it is only necessary to modify the heterogeneous part separately, thereby improving the working efficiency of the system.

The following describes the CDN service automatic configuration method according to the embodiment of the present invention with reference to the accompanying drawings.

A method for automatically configuring CDN services, comprising the following steps: receiving CDN services, and generating CDN node allocation information and configuration information for the CDN services; grouping CDN nodes corresponding to the CDN service according to the CDN node allocation information, wherein each group of CDN nodes Corresponding to different operators; sending the grouped configuration information to multiple relay machines through an encrypted channel; and the relay machine configures the corresponding CDN nodes according to the configuration information.

Fig. 3 is a flowchart of a method for automatically configuring CDN services according to an embodiment of the present invention.

As shown in Fig. 3, the CDN service automatic configuration method according to the embodiment of the present invention includes the following steps.

Step S101, receiving CDN services, and generating CDN node allocation information and configuration information for the CDN services.

Specifically, operation and maintenance personnel can generate CDN node allocation information and configuration information of each CDN node, such as cache size and data traffic, for CDN services through a web operation interface.

Step S102, group CDN nodes corresponding to CDN services according to CDN node allocation information, wherein each group of CDN nodes corresponds to different operators.

Step S103, sending the grouped configuration information to multiple relay machines through an encrypted channel.

Step S104, the relay configures the corresponding CDN node according to the configuration information.

Specifically, the relay machine first encrypts the configuration information and sends it to the corresponding CDN node through an encrypted channel, and then the corresponding CDN node decrypts and loads the encrypted configuration information.

According to the CDN service automatic configuration method of the embodiment of the present invention, a relay machine belonging to the same operator is configured for each group of CDN nodes, and the grouped configuration information is sent to the relay machine through an encrypted channel, which is equivalent to the central control machine There is an encrypted channel to each CDN node, which solves the problem of unreliable data transmission between the central control computer and CDN nodes due to cross-operator, and greatly improves the security of information dissemination on the public network sex. In addition, because the connection between the central control machine and the relay machine is inside the company's computer room, the data transmission speed is relatively high, and the relay machine and the CDN node belong to the same operator, and the data transmission speed is also high, so the present invention is also effective Improve the data transmission speed between the central control computer and CDN nodes.

Fig. 4 is a flowchart of a method for automatically configuring CDN services according to an embodiment of the present invention.

As shown in Fig. 4, the CDN service automatic configuration method according to the embodiment of the present invention includes the following steps.

Step S201, receiving CDN services, and generating CDN node allocation information and configuration information for the CDN services.

Step S202, grouping the CDN nodes corresponding to the CDN service according to the CDN node allocation information, wherein each group of CDN nodes corresponds to different operators.

Step S203, sending the grouped configuration information to multiple relay machines through an encrypted channel.

Step S204, the relay configures the corresponding CDN node according to the configuration information.

Step S205, extracting the same part of the configuration information of each CDN node sent by the client to form a common part of each CDN node and a heterogeneous part of each CDN node.

In an embodiment of the present invention, the heterogeneous part of each CDN node includes information about the CDN node it belongs to. Therefore, when generating a new node configuration file, only the heterogeneous part needs to be modified separately, which improves the working efficiency of the system.

According to the CDN service automatic configuration method of the embodiment of the present invention, the heterogeneous situation of CDN nodes is managed in a unified manner, and the operation and maintenance personnel do not need to care about the heterogeneous situation, which greatly reduces the operation risk.

It should be understood that various parts of the present invention can be realized by hardware, software, firmware or their combination. In the embodiments described above, various steps or methods may be implemented by software or firmware stored in memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, it can be implemented by any one or combination of the following techniques known in the art: Discrete logic circuits, ASICs with suitable combinational logic gates, programmable gate arrays (PGAs), field programmable gate arrays (FPGAs), etc.

In the description of this specification, descriptions with reference to the terms "one embodiment", "some embodiments", "example", "specific examples", or "some examples" mean that specific features described in connection with the embodiment or example , structure, material or feature is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (12)

1. a CDN business automatic configuration system, it is characterised in that including:

Multiple content distributing network CDN node groups, at least two CDN in the plurality of CDN node group Node cluster belongs to different operators, and each described CDN node group includes multiple CDN node；

Multiple repeaters, each described repeater and a described CDN node faciation connect, and described relaying Machine belongs to identical operator with corresponding described CDN node group；And

Middle control machine, described middle control machine is connected by encrypted tunnel respectively with the plurality of repeater, and described Middle control machine generates configuration letter for each CDN node for CDN traffic assignments CDN node and for distribution Breath, and by the encrypted tunnel between the repeater corresponding with the CDN node of described distribution by described Configuration information sends to described repeater so that described repeater according to described configuration information to corresponding CDN node configures.

2. CDN business automatic configuration system as claimed in claim 1, it is characterised in that described many Individual CDN node group lays respectively at different regions.

3. CDN business automatic configuration system as claimed in claim 1, it is characterised in that also include:

Server, described server is connected with described middle control machine, for communicating with described middle control machine；

Configuration database, described configuration database is connected with described server, is used for storing each CDN The configuration information of node；And

Client, described client is used for logging in described server, configures the CDN of described CDN business Node distributes information and configuration information and sends to described server.

4. CDN business automatic configuration system as claimed in claim 3, it is characterised in that described clothes Business device be additionally operable to extract the same section of the configuration information of each CDN node that described client sends with Form common sparing and the isomery part of each CDN node of each CDN node described.

5. CDN business automatic configuration system as claimed in claim 4, it is characterised in that Mei Gesuo The isomery part stating CDN node includes the information of described CDN node.

6. the CDN business automatic configuration system as described in any one of claim 1-5, it is characterised in that Described middle control machine according to the CDN node group belonging to the CDN node corresponding to described configuration information to described Configuration information is grouped, and sends the described configuration information after packet to corresponding repeater.

7. the CDN business automatic configuration system as described in any one of claim 1-5, it is characterised in that Described repeater passes through encrypted tunnel with each CDN node described in corresponding described CDN node group Being connected, described repeater sends to each CDN node described after being encrypted by described configuration information.

8. CDN business automatic configuration system as claimed in claim 7, it is characterised in that described respectively Individual CDN node has proxy module, is used for described repeater by adding that described encrypted tunnel sends Configuration information after close is decrypted.

9. a CDN automatic service configuration method, it is characterised in that including:

Receive CDN business, and be described CDN service generation CDN node distribution information and configuration information；

CDN node corresponding to described CDN business carried out point according to described CDN node distribution information Group, wherein, often organizes the corresponding different operator of described CDN node；

By encrypted tunnel, the described configuration information after packet is respectively sent to multiple repeater；And

Corresponding CDN node is configured by described repeater according to described configuration information.

10. CDN automatic service configuration method as claimed in claim 9, it is characterised in that also include:

The same section of the configuration information extracting each CDN node that client sends is described respectively with formation The common sparing of individual CDN node and the isomery part of each CDN node.

11. CDN automatic service configuration methods as claimed in claim 10, it is characterised in that each The isomery part of described CDN node includes the information of described CDN node.

12. CDN automatic service configuration methods as claimed in claim 11, it is characterised in that described Repeater carries out configuration according to described configuration information to corresponding CDN node and farther includes:

Described configuration information is encrypted and passes through encrypted tunnel and sends to correspondence by described repeater CDN node；

Described configuration information after encryption is decrypted and loads by the CDN node of described correspondence.