CN102970204A - Distributed switch system based on xen virtualization platform and achieving method thereof - Google Patents

Distributed switch system based on xen virtualization platform and achieving method thereof Download PDF

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CN102970204A
CN102970204A CN 201210410327 CN201210410327A CN102970204A CN 102970204 A CN102970204 A CN 102970204A CN 201210410327 CN201210410327 CN 201210410327 CN 201210410327 A CN201210410327 A CN 201210410327A CN 102970204 A CN102970204 A CN 102970204A
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switch
vlan
virtual
network
distributed
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CN 201210410327
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CN102970204B (en )
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马庆怀
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曙光信息产业(北京)有限公司
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Abstract

The invention relates to a distributed switch system based on an xen virtualization platform and an achieving method thereof. The distributed switch system is included in a cloud platform system and comprises a management node, a network switch, a management node I, an optical fiber switch and a sharing storage. The management node, the network switch, the management node I, the optical fiber switch and the sharing storage are sequentially connected. The system combines an open-source virtual switch (for short ovs) and achieves the distributed switch on a plurality of physical nodes, a virtual machine can shift among a plurality of physical resource main machines or store vlan information after startup and shutdown, and a network still conducts communication normally.

Description

一种基于xen虚拟化平台的分布式交换机系统及其实现方法 Implementation of a Distributed Switch systems xen virtualization platform based on its

技术领域 FIELD

[0001] 本发明涉及一种分布式交换机系统及其实现方法,具体涉及一种基于xen虚拟化平台的分布式交换机系统及其实现方法。 [0001] The present invention relates to a distributed switching system and its implementation method, particularly relates to a distributed switching system to achieve xen virtualization platform based method thereof.

背景技术 Background technique

[0002] VDS (虚拟分布式交换系统)相对于VSS (虚拟交换系统)而言,最大的区别就在于它对于所有关联主机而言,都是同一个虚拟交换机,换而言之,所有主机都认为它们在同一个虚拟交换机上,这就使得虚拟机可以跨物理主机进行迁移,并且保证能够确保网络配置一致和保留虚拟机的网络通讯信息。 [0002] VDS (virtual distributed switching system) relative to the VSS (Virtual Switching System), the biggest difference is that it for all associated hosts are the same virtual switch, in other words, all hosts I think they are on the same virtual switch, which makes the virtual machines can be migrated across physical hosts, and to ensure to ensure consistent network configuration information and reservation network communications virtual machines.

[0003] 目前虚拟化技术领域能提供VDS功能的只有vmware,开源的ovs(openvswtich开源虚拟交换机的简称)可以支持单台物理主机上的vlan划分和其他的一些功能,但其不能提供跨节点的分布式交换机功能。 [0003] Currently virtualization technology field can provide VDS function only vmware, open source ovs (referred openvswtich open source virtual switch) can support vlan division and some other functions on a single physical host, but it can not provide cross-node distributed switch function. 并且在虚拟机发生迁移或开关机后,vlan信息将会被删除。 And after the virtual machine to migrate or switch, vlan information will be deleted.

发明内容 SUMMARY

[0004] 针对现有技术的不足,本发明提供一种基于xen虚拟化平台的分布式交换机系统及其实现方法,本发明结合开源的OVS (Openvswitch开源虚拟交换机的简称)在多个物理节点上实现分布式交换机,使虚拟机能够在多个物理资源主机间进行迁移或开关机后保存vlan信息,网络依然正常通信。 [0004] for the deficiencies of the prior art, the present invention provides OVS (simply referred Openvswitch virtual switch open) a distributed switching system xen virtualization platform and its implementation method based on the present invention in conjunction with open source on multiple physical nodes after the implementation of distributed switches, so that the virtual machine can be migrated or switch among a plurality of physical resource hosts vlan save information, the network still communicate.

[0005] 本发明是采用下述技术方案实现的: [0005] The present invention adopts the following technical solution:

[0006] 一种基于xen虚拟化平台的分布式交换机系统,所述分布式交换机系统包含在云平台系统里;其改进之处在于,所述分布式交换机系统包括管理节点、网络交换机、计算节点、光纤交换机和共享存储;所述管理节点、网络交换机、计算节点、光纤交换机和共享存储依次连接。 [0006] A distributed switching system xen virtualization platform based on the distributed switching system comprises a platform system in a cloud; the improvement wherein, said management system comprising a distributed switch node, network switches, computing nodes , optical switching, and shared storage; the management node, network switches, computing nodes, shared storage and optical switches are connected in sequence.

[0007] 其中,所述管理节点为文件系统服务器,用于提供网络配置文件,所述网络配置文件使虚拟机在发生迁移或开关机重启后网络正常通信;所述云平台系统所有管理节点均读取或修改该网络配置文件。 [0007] wherein, the node is a file management system server, for providing a network profile, the network profile enables normal communication, the virtual machine migration or reboot the network switch occurs; the cloud platform management system all nodes are read or modify the network configuration file.

[0008] 其中,所述网络交换机为虚拟分布式交换机具有vlan统一划分、统一管理的功倉泛。 [0008] wherein, the network switch having a uniform vlan divided into virtual distributed switch, cartridge pan unified management work.

[0009] 其中,所述计算节点为计算节点服务器提供虚拟化平台的计算资源。 [0009] wherein said computing node computing resources virtualization platform for the computing node server.

[0010] 本发明基于另一目的提供的一种基于xen虚拟化平台的分布式交换机系统的实现方法,其改进之处在于,所述方法通过在虚拟化平台内的计算节点上安装开源的openvswith虚拟交换机,然后利用集群发布vlan信息文件的方法实现集群的网络统一配置和管理,进而实现分布式交换机。 [0010] The present invention is implementation of a distributed switching system based xen virtualization platform, the improvement comprising providing the object based on one another, the open source method openvswith installed on the computing nodes in a virtualization platform virtual switch, and then using the method of cluster release vlan information file clusters to achieve unified network configuration and management, so as to realize a distributed switch.

[0011] 其中,所述方法包括下述步骤:[0012] A、把虚拟化平台内的所有计算节点的系统从xen内核启动; [0011] wherein, said method comprising the steps of: [0012] A, all the nodes within the virtual computing platform xen kernel from boot;

[0013] B、操作人员从网页界面下载最新版本的开源虚拟交换机软件; [0013] B, the operator download the latest version from the web interface open source virtual switch software;

[0014] C、将所述开源虚拟交换机软件设置在云平台的Linux操作系统上; [0014] C, the open source software virtual switch is provided on the Linux operating system cloud platform;

[0015] D、在每台计算节点上创建虚拟机vlan,每台机器上创建的vlan信息完全一致;所述vlan信息包括vlan ID和vlan数量; [0015] D, created on each virtual machine computing nodes vlan, vlan information created exactly on each machine; vlan ID information comprises the vlan and vlan number;

[0016] E、在所述管理节点中创建集群共享网络配置文件,用nfs服务发布; [0016] E, creating a cluster in the management node in the network to share configuration files, released by nfs service;

[0017] F、创建完一台虚拟机后,在所述网络配置文件中输入网络配置信息;所述网络配置信息包括虚拟机名称,网卡所属vlan ; [0018] G、将虚拟机vlan信息和网络配置添加到所述Linux操作系统开机自动执行脚本中。 After [0017] F, finished creating a virtual machine, enter the network configuration in the network configuration information file; the network configuration information includes the name of the virtual machine, the card belongs vlan; [0018] G, and virtual machine information vlan network configuration to the Linux operating system boot script is performed automatically.

[0019] 其中,所述步骤D中,利用所述开源虚拟交换机的命令创建虚拟机vlan ;所述网络交换机接口的所有端口均设置vlan trunk allow all模式,每个端口支持至少一个vlan。 [0019] wherein, in the step D, using the open command creates a virtual machine virtual VLAN switch; all ports of the network switch interfaces are provided vlan trunk allow all modes, at least one per port vlan.

[0020] 其中,所述步骤E中,所述网络配置文件包括三个参数;分别为:虚拟机id、虚拟机网卡数量和虚拟机网卡对应vlan。 [0020] wherein, in the step E, the network configuration file comprises three parameters; are: VM id, the number of virtual machines and virtual machine NIC card corresponds vlan.

[0021] 与现有技术比,本发明达到的有益效果是: [0021] than the prior art, the present invention achieves advantageous effects are:

[0022] 本发明提供的基于xen虚拟化平台的分布式交换机系统及其实现方法,当一台资源主机上创建的虚拟机迁移到其他物理资源主机上时,由于云平台系统里的所有物理资源主机都读取同一个配置文件的内容,所以可以保证虚拟机迁移过来后vlan信息的一致,确保网络通信也能正常迁移到指定资源主机,保证网络正常通信。 [0022] Distributed Switch system xen virtualization platform and implementation method, when the created virtual machine migration to other physical resources of the host on a host of resources, since the cloud platform all the physical resources of the system of the present invention provides hosts read the contents of the same configuration file, so you can ensure consistent vlan information after virtual machine migration over the network to ensure that communication can migrate properly to the specified host resources, to ensure the normal communication.

附图说明 BRIEF DESCRIPTION

[0023] 图I是本发明提供的基于xen虚拟化平台的分布式交换机系统图。 [0023] Figure I is a distributed switching system of FIG xen virtualization platform based on the present disclosure.

具体实施方式 detailed description

[0024] 下面结合附图对本发明的具体实施方式作进一步的详细说明。 [0024] The following drawings of specific embodiments of the present invention will be described in further detail in conjunction.

[0025] 本发明提供的基于xen虚拟化平台的分布式交换机系统如图I所示,包括分布式交换机系统包括管理节点、网络交换机、计算节点、光纤交换机和共享存储;管理节点、网络交换机、计算节点、光纤交换机和共享存储依次连接。 [0025] The present invention provides a system based on a distributed switch xen virtualization platform as shown in FIG. I, the switch comprises a distributed node includes a management system, a network switch, the computing node, optical switching, and shared storage; the management node, network switches, computing node, optical switching, and shared memory are connected in sequence. 分布式交换机系统包含在云平台系统里。 Distributed switching system included in the cloud platform system.

[0026] 管理节点为文件系统服务器,用于提供网络配置文件,所述网络配置文件使虚拟机在发生迁移或开关机重启后网络正常通信;所述云平台系统所有服务器均读取或修改该网络配置文件。 [0026] The file system management node server for providing network profile, the network profile enables normal communication, the virtual machine migration or reboot the network switch occurs; the cloud platform all servers read or modify the network profile. 网络交换机为以太网交换机;计算节点为计算节点服务器提供虚拟化平台的计算资源。 Network switches Ethernet switches; compute nodes providing computing resource virtualization platform for server compute nodes.

[0027] 本发明提供的基于xen虚拟化平台的分布式交换机系统的实现方法包括下述步骤: [0027] The present invention provides a method to realize a distributed switching system based xen virtualization platform comprising the steps of:

[0028] A、首先该技术方案是在xen虚拟化技术下实现的,物理资源主机基于suselinuxllsp2,系统从xen内核启动过; [0028] A, this first technical solution is achieved in xen virtualization technology, physical resources of the host-based suselinuxllsp2, the system starts over from xen kernel;

[0029] B、从网络界面下载最新的开源虚拟交换机ovs版本; [0029] B, downloaded from the web interface ovs the latest version of the open source virtual switch;

[0030] C、将开源虚拟交换机ovs版本部署在Linux操作系统上。 [0030] C, the ovs version of the open source virtual switch deployed on the Linux operating system. [0031] D、利用ovs相关命令创建虚拟机vlan ; [0031] D, create a virtual machine using the vlan ovs related commands;

[0032] E、将创建虚拟机vlan的相关命令加入到Linux操作系统开机自动执行脚本里,确保物理资源主机发生重启后,vlan能自动创建。 [0032] E, will create a virtual machine vlan related commands added to the Linux operating system boot automatically execute the script, ensure that the physical resources of the host restart occurs, vlan can be created automatically. 交换机接口方面所有端口均设置为vlantrunk alIowalI模式,从而使每一个端口可以支持多个vlan。 Interface to all switch ports vlantrunk alIowalI mode, so that each port can support multiple vlan.

[0033] F、在所述管理节点里创建一个网络配置文件通过nfs共享保证系统里的所有主机都可以读取和修改该网络配置文件的信息,文件内容主要包括三个参数:虚拟机id,虚拟机网卡数量和虚拟机网卡对应vlan。 [0033] F, to create a file in the network configuration management node in the system guaranteed by nfs share all hosts can read and modify the network configuration information file, the content file includes three parameters: VM id, virtual machines and virtual machine NIC card number corresponds to vlan.

[0034] G、当一台虚拟机创建完成后,在该网络配置文件里输入相关信息。 [0034] G, when a virtual machine is created, enter the information in the network configuration file. 该网络配置文件的目的是为了让虚拟机在发生迁移或开关机重启后依然能保证网络的正常通信。 The purpose of the network configuration file is to make virtual machines migrate or switch after a reboot still able to ensure the normal communication network.

[0035] 本发明提供的基于xen虚拟化平台的分布式交换机系统及其实现方法,结合开源的OVS在多个物理节点上实现分布式交换机,使虚拟机能够在多个物理资源主机间进行迁移或开关机后保存Vlan信息,网络依然正常通信。 [0035] The present invention provides a distributed switching system xen virtualization platform and its implementation method based on open source OVS implemented in combination in a plurality of physically distributed switch nodes, so that the virtual machine can be migrated across multiple physical resource hosts or after switch Vlan save information, the network still communicate.

[0036] 最后应当说明的是:以上实施例仅用以说明本发明的技术方案而非对其限制,尽管参照上述实施例对本发明进行了详细的说明,所属领域的普通技术人员应当理解:依然可以对本发明的具体实施方式进行修改或者等同替换,而未脱离本发明精神和范围的任何修改或者等同替换,其均应涵盖在本发明的权利要求范围当中。 [0036] Finally, it should be noted that: the above embodiments are intended to illustrate the present invention but not to limit, although the above-described embodiments with reference to embodiments of the present invention has been described in detail, those of ordinary skill in the art should be understood: still It may be made to specific embodiments of the present invention, modifications or equivalent replacements without departing from the spirit and scope of any modifications or equivalents of the present invention, which should be covered by the present invention as claimed in which the required range.

Claims (8)

  1. 1. 一种基于xen虚拟化平台的分布式交换机系统,所述分布式交换机系统包含在云平台系统里;其特征在于,所述分布式交换机系统包括管理节点、网络交换机、计算节点、光纤交换机和共享存储;所述管理节点、网络交换机、计算节点、光纤交换机和共享存储依次连接。 1. A distributed switching system xen virtualization platform based on the distributed switching system comprises a platform system in a cloud; wherein, said management system comprising a distributed switch node, network switches, computing nodes, optical switches and shared storage; the management node, network switches, computing nodes, shared storage and optical switches are connected in sequence.
  2. 2.如权利要求I所述的分布式交换机系统,其特征在于,所述管理节点为文件系统服务器,用于提供网络配置文件,所述网络配置文件使虚拟机在发生迁移或开关机重启后网络正常通信;所述云平台系统所有管理节点均读取或修改该网络配置文件。 2. The distributed switch system according to claim I, wherein the node is a file management system server, for providing a network profile, the network profile enables migrate the virtual machine after a reboot or switch normal communication; the cloud platform management system all nodes are read or modify the network configuration file.
  3. 3.如权利要求I所述的分布式交换机系统,其特征在于,所述网络交换机为虚拟分布式交换机具有vlan统一划分、统一管理的功能。 3. The distributed switch system according to claim I, wherein said network switch is a switch having a distributed virtual division vlan uniform, unified management functions.
  4. 4.如权利要求I所述的分布式交换机系统,其特征在于,所述计算节点为计算节点服务器提供虚拟化平台的计算资源。 4. The distributed switching system as claimed in claim I, wherein said computing node computing resources virtualization platform for the computing node server.
  5. 5. 一种基于xen虚拟化平台的分布式交换机系统的实现方法,其特征在于,所述方法通过在虚拟化平台内的计算节点上安装开源的openvswith虚拟交换机,然后利用集群发布vlan信息文件的方法实现集群的网络统一配置和管理,进而实现分布式交换机。 A distributed switching system implementation xen based virtualization platform, wherein the virtual switch is mounted on the open source computing node openvswith the method within a virtual platform, and then use the cluster information file published vlan unified way to achieve a cluster of network configuration and management, so as to realize a distributed switch.
  6. 6.如权利要求5所述的基于xen虚拟化平台的分布式交换机系统的实现方法,所述方法包括下述步骤: A、把虚拟化平台内的所有计算节点的系统从xen内核启动; B、操作人员从网页界面下载最新版本的开源虚拟交换机软件; C、将所述开源虚拟交换机软件设置在云平台的Linux操作系统上; D、在每台计算节点上创建虚拟机vlan,每台机器上创建的vlan信息完全一致;所述vlan信息包括vlan ID和vlan数量; E、在所述管理节点中创建集群共享网络配置文件,用nfs服务发布; F、创建完一台虚拟机后,在所述网络配置文件中输入网络配置信息;所述网络配置信息包括虚拟机名称,网卡所属vlan ; G、将虚拟机vlan信息和网络配置添加到所述Linux操作系统开机自动执行脚本中。 A method as claimed in claim implemented distributed switch system based on xen virtualization platform, said method comprising the steps of claim 5: A, all the nodes within the virtual computing platform system kernel boot from xen; B the operator download the latest version from the web interface open source virtual switch software; C, the open source virtual switch software is provided on the Linux operating system cloud platform; D, vlan create virtual machines on each computing node, each machine vlan information on the creation of exactly the same; the information includes vlan and vlan vlan ID number; E, created in the management node in the cluster configuration file-sharing network, released by nfs service; F, we have created a virtual machine later, the network configuration file input network configuration information; the network configuration information includes the name of the virtual machine, the card belongs vlan; G, the virtual machine and the network configuration information vlan added to the Linux operating system boot script is performed automatically.
  7. 7.如权利要求5所述的分布式交换机系统的实现方法,其特征在于,所述步骤D中,利用所述开源虚拟交换机的命令创建虚拟机vlan ;所述网络交换机接口的所有端口均设置vlan trunk allow all模式,每个端口支持至少一个vlan。 7. A method for implementing a distributed switching system as claimed in claim 5, wherein the step D, using the open command creates a virtual machine virtual VLAN switch; all ports of the network switch interfaces are provided vlan trunk allow all mode, each port supports at least a vlan.
  8. 8.如权利要求5所述的分布式交换机系统的实现方法,其特征在于,所述步骤E中,所述网络配置文件包括三个参数;分别为:虚拟机id、虚拟机网卡数量和虚拟机网卡对应vlan0 8. A method for implementing a distributed switching system as claimed in claim 5, wherein said step E, the network configuration file comprises three parameters; are: VM id, the number of virtual machines and virtual NICs machine card corresponds vlan0
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CN105515668A (en) * 2015-12-31 2016-04-20 浪潮(北京)电子信息产业有限公司 Networking method and system
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