CN108449197A - A kind of cloudy environment network construction method based on software defined network - Google Patents

A kind of cloudy environment network construction method based on software defined network Download PDF

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Publication number
CN108449197A
CN108449197A CN201810004783.9A CN201810004783A CN108449197A CN 108449197 A CN108449197 A CN 108449197A CN 201810004783 A CN201810004783 A CN 201810004783A CN 108449197 A CN108449197 A CN 108449197A
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network
cloud platform
software defined
server
cloud
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CN201810004783.9A
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CN108449197B (en
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曹东刚
崔治丞
黄罡
梅宏
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Peking University
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Peking University
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/08Configuration management of networks or network elements
    • H04L41/0893Assignment of logical groups to network elements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/08Configuration management of networks or network elements
    • H04L41/0803Configuration setting
    • H04L41/0813Configuration setting characterised by the conditions triggering a change of settings
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00Network arrangements or protocols for supporting network services or applications
    • H04L67/01Protocols
    • H04L67/10Protocols in which an application is distributed across nodes in the network
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00Network arrangements or protocols for supporting network services or applications
    • H04L67/2866Architectures; Arrangements
    • H04L67/30Profiles

Abstract

The invention discloses a kind of cloudy environment network construction method based on software defined network.This method is:1) for each cloud platform of selection, software defined network is built in the cloud platform;2) server as opening interface, i.e. external interface server are chosen in each cloud platform;3) virtual network in each cloud platform is interconnected using the external interface server, realizes the intercommunication of different cloud platform virtual networks;4) software defined network management node is deployed on each external interface server, builds cloudy environment network and the virtual network under cloudy environment network is managed.The present invention can realize across cloud structure and management virtual machine, container, ensure across the cloud deployment of business to the quick search of each cloud platform virtual machine, capacitor network configuration information.

Description

A kind of cloudy environment network construction method based on software defined network
Technical field
The present invention relates to computer software technical field, more particularly to a kind of across cloud network construction method based on SDN.
Background technology
Software defined network (Software Defined Network, SDN), is a kind of new network framework, is network A kind of realization method of virtualization, core technology OpenFlow is by separating network equipment control plane with data surface Come, to realize the flexible control of network flow, network is made to become more intelligent as pipeline.
Cloudy environment is a kind of service environment based on novel I T architectures.Traditional IT infrastructure, based on simple Physical structure, scalability is smaller, and deployment maintenance cost is higher.Novel IT infrastructure, gradually moves to virtual environment And cloud environment, it is interactive by the mixing of virtual machine environment and cloud environment, realize the exploitation applied in multiple cloud environments, test and Deployment.Under the fast changing cloudy service environment of internet/mobile Internet, flexibility and agility are at IT business Important need.But existing network Technical Architecture is directed to traditional IT infrastructure, it is difficult to which it is right under cloudy service environment to meet In the demand of network, the network struction and management across cloud service deployment cannot achieve.
Invention content
For under cloudy environment, the interconnection of network and isolating problem, the present invention provides one kind being based on software defined network Cloudy environment network construction method, core concept is:Using software defined network virtual net is set up in different cloud platforms The virtual network of different cloud platforms is interconnected and is managed by the server of specified opening by network.
The specific technical solution that the present invention takes is:
1) same application cluster is built in each cloud platform;For each cloud platform of selection, in the cloud platform Build software defined network;
2) interface of the server as opening is chosen in each cloud platform;
3) according to the server chosen in step 2), the virtual network in different cloud platforms is interconnected, is realized different The intercommunication of cloud platform virtual network;
4) according to the server chosen in step 2), software defined network management node is deployed on each server, Realize the structure of virtual network and management under cloudy environment;
Further, step 1) includes that the application based on virtual machine, container is built on the server in each cloud platform Cluster management system, and for each cloud platform of selection, software defined network is built in the cloud platform, make to operate in service Application on device builds virtual network by software defined network tool, that is, virtual machine, the container for running application are fixed by software Adopted network tool carries out the configuration of network.
Further, software defined network tool includes but not limited to existing network struction component and network of the increasing income prison of increasing income Component is controlled, the network equipment of the network struction component of increasing income by creating with management server realizes the void to operation application Quasi- machine, container network structure and setting, according to the difference for network struction component of increasing income, the content of structure and setting include but It is not limited to IP address, gateway address, netmask, vlan, iptables rule etc.;It is fixed that the network monitoring component of increasing income passes through When inquire and record server network device situation of change, the network of virtual machine, container is monitored and is fed back.
Further, the software defined network is cross-server virtual network inside each cloud platform, by above-mentioned soft Part defines network tool so that virtual machine, container on different server can be by IP address and according to setting rule mutually It accesses.
Further, the server of specified quantity is chosen by the specific setting of each cloud platform in step 2), setting is public Network interface, as the gateway of cloud platform internal virtual network, enable the server to inside connection cloud platform other servers with it is outer Portion's public network.
Further, public network address the connecing as each cloud platform for the server selected each cloud platform in step 3) Enter address, and be recorded in the configuration file of all cloud platforms so that different cloud platforms can by selected interface server with Other cloud platforms are communicated.
Further, step 3) further includes:Firewall rule is set in each cloud platform, each cloud platform is selected White list is added in the public network address of server, ensures that the public network address of the selected server of each cloud platform can access, different Interface server between cloud platform can communicate.
Further, virtual network is managed by software defined network component in step 4).
Further, the software defined network component include but not limited to existing global coherency key assignments storage system and Centralized management system;The globally consistent character that the global coherency key assignments storage system passes through the cloudy environment network of preservation State records under cloudy environment the information such as virtual machine, the virtual network address of container, gateway in whole cloud platforms, for centralization pipe Reason system and the inquiry of software defined network component;The centralized management system is stored by above-mentioned global coherency key assignments System obtains the network configuration of each server in whole cloud platforms, when virtual machine, the container of operation application created, is deleted, is moved Corresponding to change its network configuration when the operations such as shifting, server where distribution operation requests to virtual machine, container is determined by software Adopted networking component is built and is managed to virtual network, sets access rule, and network configuration information is updated to the overall situation one Cause property key assignments storage system.
Further, the global coherency key assignments storage system of each cloud platform and centralized management system pass through step Rapid 2) the middle server chosen, is led to the global coherency key assignments storage system and centralized management system of other cloud platforms Letter.So that the global coherency key assignments storage system run on each platform is all preserved the network configuration information of other platforms, realizes Under cloudy environment, the centralized management system of each cloud platform can be deployed in the global coherency key assignments of this platform by inquiry Storage system obtains all virtual machines, capacitor network configuration information.Centralized management system is set to be asked by sending operation It asks to the centralized management system of other cloud platforms, realizes the function of the network of the virtual machine, container that manage other cloud platforms, it is right The virtual network of all cloud platforms is managed collectively.
Compared with prior art, the positive effect of the present invention is:
Through the above technical solutions, the network for virtual machine, container under cloudy environment is built and is managed.By Each cloud platform deployment global coherency key assignments storage system and centralized management system, realize to each cloud platform virtual machine, The quick search of capacitor network configuration information realizes across cloud structure and management virtual machine, container, ensures across the cloud deployment of business.It is logical It crosses and is directed to business network demand, select suitable software defined network component, flexibly processing runs the virtual machine, container applied Situations such as creating, delete, migrating, ensures the network quality under cloudy environment.
Description of the drawings
Fig. 1 is cloudy environment network configuration diagram of the expression based on SDN in one embodiment of the invention.
Specific implementation mode
The present invention is explained in further detail below in conjunction with the accompanying drawings.
Multiple cloud platforms are selected to build cloudy environment first, such as Ali's cloud and Amazon AWS.It is created in each cloud platform Account simultaneously applies for virtual machine, software needed for installation business, defines networking component using open source software, configures cluster network information, Including information such as software version, component Name, component type, IP address management components, in each cloud platform internal build software Network is defined, business cluster is built in completion.
The present invention is based on the cloudy environment network configuration diagrams of SDN as shown in Figure 1, being selected in the cluster of each cloud platform Take a server as external interface, what this method selected is to dispose the server of cluster management system as external interface, It is arranged and opens public ip address, using its internal address as this cluster virtual machine, the gateway address of container, passes through software definition Networking component is written to software defined network configuration file.
The configuration text of all cloud platform clusters is written in the public ip address for recording each cloud platform external interface server Part configures the network firewall strategy of each cloud platform, allows the communication between selected server, ensures and other cloud platforms The server of selection is interconnected, and realizes communication of each cloud platform external interface server under cloudy environment.
This method disposes software defined network component on the external interface server of each cloud platform, including globally consistent Property key assignments storage system and centralized network manage system.By by the public ip address of each cloud platform external interface server The configuration file that above-mentioned each cloud platform cluster is written runs the storage of global coherency key assignments on all external interface servers System so that global coherency key assignments storage system can communicate under cloudy environment, and logging software defines network Information is inquired for Network Management System.At each center with startup software defined network on platform external interface server Change Network Management System, is communicated with the management system holding of the centralized network of other cloud platforms, this platform is deployed in by inquiry Global coherency key assignments storage system collect the network configuration informations of all clusters of each cloud platform, according to business demand management Virtual machine, capacitor network inside each cloud platform send a request to target platform in across the cloud deployment of business, carry out virtual Machine, the structure of container and management.
When user creates new virtual machine or container by cluster management system, cluster management system selects a cloud flat Platform is disposed, and the centralized network management system of this cloud platform calls software defined network according to the configuration of software defined network Network component reads the information in global coherency key assignments storage system, for newly-built virtual machine or container Configuration network information, matches The network equipment is set, realize the network of the virtual machine or container and belongs to other virtual machines, the reservoir of the user, with other use The virtual machine at family, vessel isolation, and update the global coherency key assignments storage system of so far cloud platform, according to its existing global one Cause property algorithm, the configuration information can update the global coherency key assignments storage system of all cloud platforms under cloudy environment, to protect Demonstrate,prove the consistent of software defined network information under cloudy environment.When virtual machine, container are deleted, the centralization of place cloud platform Network Management System can delete corresponding network configuration information, be updated to global coherency key assignments storage system, ensure cloudy ring Software defined network information is consistent under border.
It is finally noted that the purpose for publicizing and implementing mode is to help to further understand the present invention, but ability The technical staff in domain is appreciated that:Without departing from the spirit and scope of the invention and the appended claims, it is various replacement and Modification is all possible.Therefore, the present invention should not be limited to embodiment disclosure of that, the scope of protection of present invention with Subject to the range that claims define.

Claims (9)

1. a kind of cloudy environment network construction method based on software defined network, step include:
1) for each cloud platform of selection, software defined network is built in the cloud platform;
2) server as opening interface, i.e. external interface server are chosen in each cloud platform;
3) virtual network in each cloud platform is interconnected using the external interface server, realizes that different cloud platforms are virtual The intercommunication of network;
4) software defined network management node is deployed on each external interface server, builds cloudy environment network simultaneously Virtual network under cloudy environment network is managed.
2. the method as described in claim 1, which is characterized in that be deployed with software defined network on the external interface server Component, the software defined network component include but not limited to global coherency key assignments storage system and centralized management system; Wherein, the global coherency key assignments storage system records each cloud by the global coherency state of the cloudy environment network of preservation The virtual network address and gateway information of virtual machine, container on platform;The centralized management system passes through described globally consistent Property key assignments storage system, obtain in each cloud platform server network configuration, when needed in a cloud platform carry out virtual machine wound It builds, delete or when migration operation, corresponding to change its network configuration, server where distribution operation requests to the virtual machine, and will Modified network configuration is updated to the cloud platform and the global coherency key assignments storage system of other cloud platforms;When a cloud is flat It is corresponding to change its network configuration, distribution operation requests to the appearance when needing to carry out the establishment, deletion or migration operation of container in platform Server where device, and modified network configuration is updated to the cloud platform and the global coherency key assignments of other cloud platforms Storage system.
3. method as claimed in claim 2, which is characterized in that the external interface server passes through the software defined network Component is built and is managed to the virtual network, and access rule is set.
4. the method as described in claims 1 or 2 or 3, which is characterized in that the publicly-owned IP of each external interface server Location is respectively written into the configuration file of each cloud platform;The centralized network management system is described globally consistent by inquiring Property key assignments storage system collect the network configuration informations of each all clusters of the cloud platform, each cloud platform is managed according to business demand Virtual machine, the capacitor network of inside send a request to target platform in across the cloud platform deployment of business, carry out virtual machine, container Structure and management.
5. the method as described in claim 1, which is characterized in that the software defined network is that cross-server is empty inside cloud platform Intend network, the virtual machine, container in each cloud platform server can mutually be accessed by IP address and according to setting rule.
6. the method as described in claim 1, which is characterized in that the external interface server is arranged and with opening publicly-owned IP The gateway address of its internal address virtual machine, container in cloud platform as where is written to by location, the external interface server The configuration file of software defined network.
7. method as described in claim 1 or 6, which is characterized in that recorded in the configuration file of the software defined network each The public ip address of the external interface server of a cloud platform, the network firewall strategy of each cloud platform.
8. the method as described in claim 1, which is characterized in that by software defined network tool to the software defined network It is configured;Wherein, the software defined network tool includes but not limited to increase income network struction component and network monitoring of increasing income Component;
The network equipment of the network struction component of increasing income by creating with management server, is realized to the virtual of operation application Machine, container network built and be arranged;The network monitoring component of increasing income is inquired by timing and record server network The situation of change of equipment is monitored and feeds back to the network of virtual machine, container.
9. the method as described in claim 1, which is characterized in that in the step 1), in each server of cloud platform Virtual machine, Container Management system are built, the software defined network is obtained.
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CN113114552A (en) * 2020-01-13 2021-07-13 上海云轴信息科技有限公司 Method and equipment for providing network for virtual machine and container in cloud platform
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CN115333933A (en) * 2022-08-11 2022-11-11 北京蔚领时代科技有限公司 Automatic management method, medium and equipment for server on rack in machine room

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CN110968421A (en) * 2018-09-30 2020-04-07 浙江大学 Cluster management method, device and system
CN109450713A (en) * 2018-12-25 2019-03-08 无锡华云数据技术服务有限公司 Virtual platform and cloud platform based on gateway receive Guan Fangfa, equipment, medium
CN110059122A (en) * 2019-04-03 2019-07-26 广州地理研究所 A kind of wildlife resource data storage method based on cloud Web
CN110059122B (en) * 2019-04-03 2022-03-18 广州地理研究所 Wild animal resource data storage method based on cloud Web
WO2021139304A1 (en) * 2020-01-07 2021-07-15 华为技术有限公司 Method and device for multi-cloud interconnection
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CN113114552A (en) * 2020-01-13 2021-07-13 上海云轴信息科技有限公司 Method and equipment for providing network for virtual machine and container in cloud platform
CN111343005A (en) * 2020-02-11 2020-06-26 杭州涂鸦信息技术有限公司 Method and system for quickly taking local automatic configuration into effect
CN111343005B (en) * 2020-02-11 2024-01-30 杭州涂鸦信息技术有限公司 Method and system for quickly effecting local automation configuration
CN111726251A (en) * 2020-06-12 2020-09-29 浪潮电子信息产业股份有限公司 Networking method, system and device for SDS storage domain in virtualization system
CN111726251B (en) * 2020-06-12 2023-04-25 浪潮电子信息产业股份有限公司 Networking method, system and device for SDS (sodium dodecyl sulfate) storage domain in virtualized system
CN114006815B (en) * 2020-07-13 2024-01-26 中移(苏州)软件技术有限公司 Automatic deployment method and device for cloud platform nodes, nodes and storage medium
CN114006815A (en) * 2020-07-13 2022-02-01 中移(苏州)软件技术有限公司 Automatic deployment method and device for cloud platform nodes, nodes and storage medium
CN113660316A (en) * 2021-07-29 2021-11-16 广州汇通国信科技有限公司 Container cloud platform-based network resource self-adaptive configuration method, system and medium
CN113660316B (en) * 2021-07-29 2024-03-12 广州汇通国信科技有限公司 Network resource adaptive configuration method, system and medium based on container cloud platform
CN114039751A (en) * 2021-10-26 2022-02-11 杭州博盾习言科技有限公司 Network dynamic sensing device, system and method
CN114499935A (en) * 2021-12-17 2022-05-13 阿里巴巴(中国)有限公司 Cloud platform access method, device, equipment and storage medium
CN114499935B (en) * 2021-12-17 2023-08-29 阿里巴巴(中国)有限公司 Cloud platform access method, device, equipment and storage medium
CN114499954A (en) * 2021-12-21 2022-05-13 海光信息技术股份有限公司 Management device and method for sensitive data
CN115333933A (en) * 2022-08-11 2022-11-11 北京蔚领时代科技有限公司 Automatic management method, medium and equipment for server on rack in machine room
CN115333933B (en) * 2022-08-11 2024-04-19 北京蔚领时代科技有限公司 Automatic management method, medium and equipment for servers on machine room

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