WO2017070963A1 - Procédé, appareil et système pour déployer des ressources virtuelles - Google Patents

Procédé, appareil et système pour déployer des ressources virtuelles Download PDF

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Publication number
WO2017070963A1
WO2017070963A1 PCT/CN2015/093481 CN2015093481W WO2017070963A1 WO 2017070963 A1 WO2017070963 A1 WO 2017070963A1 CN 2015093481 W CN2015093481 W CN 2015093481W WO 2017070963 A1 WO2017070963 A1 WO 2017070963A1
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Prior art keywords
resource
vim
deployment
request message
virtual
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PCT/CN2015/093481
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English (en)
Chinese (zh)
Inventor
周彦
张凯
Original Assignee
华为技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to CN201580049748.3A priority Critical patent/CN107408058B/zh
Priority to PCT/CN2015/093481 priority patent/WO2017070963A1/fr
Publication of WO2017070963A1 publication Critical patent/WO2017070963A1/fr

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/46—Multiprogramming arrangements
    • G06F9/50—Allocation of resources, e.g. of the central processing unit [CPU]

Definitions

  • the present invention relates to the field of communications technologies, and in particular, to a method, an apparatus, and a system for deploying virtual resources.
  • NFV network function virtualization
  • the virtual machine infrastructure management node is usually configured by a function virtualization scheduling node (English: network function virtualization orchestrator, abbreviated: NFVO) or a virtual network function management node (English: virtualized network function manager, abbreviated as VNFM).
  • NFVO network function virtualization orchestrator
  • VNFM virtualized network function manager
  • VIM virtualized infrastructure manager
  • NFVO or VNFM when instantiating a virtual network function (English: virtualized network function, abbreviated as VNF), NFVO or VNFM sends a resource deployment request message to the VIM, and the VIM is based on the resource deployment request message on the host managed by the VIM ( English: host)
  • the virtual machine English: virtual machine, VM required to form the VNF.
  • the VIM may deploy the five VMs on one host, and when the host fails, As a result, the five VMs cannot be operated. Therefore, the method of deploying the above resources may result in low reliability of virtual resource deployment.
  • Embodiments of the present invention provide a method, an apparatus, and a system for deploying a virtual resource, which can improve reliability of virtual resource deployment.
  • an embodiment of the present invention provides a method for deploying a virtual resource, including:
  • the management node sends a first resource deployment request message to the VIM, where the first resource deployment request message is used to request the VIM to deploy a virtual resource to be deployed, the virtual resource includes at least one virtual unit, and the first resource deployment request
  • the message carries a reliability parameter corresponding to the virtual resource, where the reliability parameter is used to represent a maximum number of virtual units allowed to be deployed in an area;
  • the management node receives the resource deployment response message sent by the VIM, where the resource deployment response message is used to indicate that the request of the first resource deployment request message is successful or failed.
  • the management node carries the reliability parameter in the first resource deployment request message, where the reliability parameter represents the maximum number of virtual units allowed to be deployed in an area, so that the VIM receives the After the first resource deployment request message, the maximum number of virtual units that can be deployed in an area can be determined, and the virtual resources are deployed according to the reliability parameter, thereby avoiding the fact that the VIM may deploy all the virtual resources in the prior art. On an area, the reliability of resource deployment is improved.
  • the expression form of the reliability parameter includes at least one of an absolute parameter, a relative parameter, a ratio, and a level.
  • the method before the management node sends the first resource deployment request message to the VIM, the method further includes:
  • the management node acquires the reliability parameter from a preset descriptor of the virtual resource.
  • the first resource deployment request message is a first resource allocation request message
  • the first resource deployment request message is used to request the VIM to deploy the virtual resource indicated by the first resource deployment request message, including:
  • the first resource allocation request message is specifically used to request the VIM to allocate the virtual resource.
  • the first resource deployment request message is specifically a first resource reservation request message
  • the first resource deployment request message is specifically used to request the VIM to deploy the virtual resource indicated by the first resource deployment request message, including:
  • the first resource reservation request message is used to request the VIM to reserve the virtual resource.
  • the first resource deployment request message is specifically a first resource migration request message
  • the first resource deployment request message is specifically used to request the VIM to deploy the virtual resource indicated by the first resource deployment request message, including:
  • the first resource migration request message is used to request the VIM to migrate the virtual resource to at least one area of the VIM management.
  • the management node is a network function virtualization scheduling node NFVO;
  • the descriptor is a virtual network function descriptor VNFD, or the descriptor is a network service descriptor NSD.
  • the management node is a virtual network function management node VNFM;
  • the descriptor is VNFD.
  • the resource deployment The response message is used to indicate that the request for the first resource deployment request message fails, and the resource deployment response message carries the VIM management to The number of one area is less, and the method further includes:
  • the management node changes the reliability parameter according to the number of the at least one area and the number of the at least one virtual unit, and the modified reliability parameter satisfies the quantity of the at least one area.
  • the management node sends a second resource deployment request message to the VIM, where the second resource deployment request message carries the modified reliability parameter.
  • the management node changes the reliability parameter according to the number of the at least one area and the quantity of the at least one virtual unit, including:
  • the VNFM sends the number of the at least one area and the number of the at least one virtual unit to the NFVO, the number of the at least one area and the number of the at least one virtual unit are used for the NFVO to change the reliability parameter ;
  • the modified reliability parameter sent by the NFVO is determined by the NFVO according to the number of the at least one area and the quantity of the at least one virtual unit of.
  • the management node is configured according to the quantity of the at least one area The number of at least one virtual unit, changing the reliability parameter, including:
  • the management node queries whether a preset switch item in the descriptor is turned on, and the switch item is used to indicate whether the management node is allowed to change the reliability parameter;
  • the management node changes the reliability parameter according to the number of the at least one area and the quantity of the at least one virtual unit.
  • the resource The deployment response message is used to indicate that the request for the first resource deployment request message fails, and the resource deployment response message carries the changed reliability parameter, and the method further includes:
  • the management node sends a change response message to the VIM, the change response message being used to indicate whether the modified reliability parameter is allowed to be used.
  • the resource The deployment response message is used to indicate that the request for the first resource deployment request message is successful, and the resource deployment response message carries at least one deployment solution that meets the reliability parameter and is allowed by the VIM, and the method further includes:
  • the management node sends a resource deployment indication message to the VIM, where the resource deployment indication message carries the first deployment scenario, and the resource deployment indication message is used to indicate that the VIM is deployed according to the first deployment solution. Describe virtual resources.
  • the present invention provides a method for deploying a virtual resource, including:
  • the virtual machine infrastructure management node VIM receives the first resource deployment request message sent by the management node, where the first resource deployment request message carries a reliability parameter, and the reliability parameter is used to identify a virtual unit that is allowed to be deployed in an area.
  • the maximum number of the first resource deployment request message is used to request the VIM to deploy a virtual resource to be deployed, where the virtual resource includes at least one virtual unit;
  • the VIM sends a resource deployment response message to the management node according to the request result, where the resource deployment response message is used to indicate that the request of the first resource deployment request message is successful or failed.
  • the virtual resource deployment method provided by the embodiment of the present invention after receiving the first resource deployment request message sent by the management node, the VIM can determine the virtuality that can be deployed in an area according to the reliability parameter carried in the first resource deployment request message. Most of the unit A large number of virtual resource deployments are performed according to the reliability parameter, thereby preventing the VIM in the prior art from deploying all the virtual resources in an area, thereby improving the reliability of resource deployment.
  • the representation of the reliability parameter includes at least one of an absolute parameter, a relative parameter, a ratio, and a level.
  • the first resource deployment request message is specifically a resource reservation request message
  • the first resource deployment request message is used to request the VIM to deploy the virtual resource indicated by the first resource deployment request message, including:
  • the resource reservation request message is used to request the VIM to reserve the virtual resource.
  • the first resource deployment request message is specifically a resource allocation request message
  • the first resource deployment request message is used to request the VIM to deploy the virtual resource indicated by the first resource deployment request message, including:
  • the resource allocation request message is used to request the VIM to allocate the virtual resource.
  • the first resource deployment request message is specifically a resource migration request message
  • the first resource deployment request message is used to request the VIM to deploy the virtual resource indicated by the first resource deployment request message, including:
  • the resource migration request message is used to request the VIM to migrate the virtual resource to the at least one area.
  • the management node is a network function virtualization scheduling node NFVO.
  • the management node is a virtual network function management node VNFM.
  • the VIM is configured according to the reliability parameter Determining the number of the at least one area managed by the VIM, and the number of the at least one virtual unit, determining the request result of the first resource deployment request message, including:
  • the VIM determines that the number of the at least one area does not satisfy the reliability parameter, the VIM determines that the request for the first resource deployment request message fails;
  • the VIM determines that the quantity of the at least one area satisfies the reliability parameter, the VIM determines that the request for the first resource deployment request message is successful.
  • the resource deployment response message is used to indicate that the request for the first resource deployment request message fails, and the resource deployment response message carries the quantity of the at least one area.
  • the number of the at least one area is used by the management node to change the reliability parameter such that the changed reliability parameter satisfies the number of the area.
  • the resource deployment response message is used to indicate the first The request for the resource deployment request message failed.
  • the method further includes:
  • the VIM changes the reliability parameter according to the number of the at least one area and the number of the at least one virtual unit, and the modified reliability parameter satisfies the quantity of the at least one area;
  • the resource deployment response message carries the modified reliability parameter
  • the method further includes:
  • the VIM deploys the virtual resource according to the changed reliability parameter.
  • the resource deployment response message is used to indicate that the request for the first resource deployment request message is successful
  • the method further includes:
  • Determining, by the VIM, at least one deployment scenario that satisfies the reliability parameter and the VIM allows, according to the number of the at least one virtual unit and the at least one region;
  • the resource deployment response message carries the at least one deployment solution
  • the method further includes:
  • the VIM receives the resource deployment indication message sent by the management node, where the resource deployment indication message carries the first deployment plan, where the first deployment scenario is after the management node receives the resource deployment response message. Determining from the at least one deployment scenario;
  • the VIM deploys the virtual resource on the at least one area according to the first deployment scenario.
  • the first resource deployment request message further includes a deployment scenario selection rule, where the deployment scenario selection rule is used by the VIM is selected from the at least one deployment scenario First deployment plan;
  • the resource deployment response message is used to indicate that the request for the first resource deployment request message is successful
  • the method further includes:
  • Determining, by the VIM, at least one deployment scenario that satisfies the reliability parameter and the VIM allows, according to the number of the at least one virtual unit and the at least one region;
  • the VIM selects the first deployment scenario from the at least one deployment scenario according to the deployment scenario selection rule
  • the VIM deploys the virtual resource on the at least one area according to the first deployment scenario.
  • an embodiment of the present invention provides a management node, including:
  • a sending unit configured to send a first resource deployment request message to the virtual machine infrastructure management node VIM, where the first resource deployment request message is used to request the VIM to deploy a virtual resource to be deployed, where the virtual resource includes at least one virtual
  • the first resource deployment request message carries a reliability parameter corresponding to the virtual resource, where the reliability parameter is used to represent a maximum number of virtual units allowed to be deployed in an area;
  • a receiving unit configured to receive, by the management node, a resource deployment response message sent by the VIM, where the resource deployment response message is used to indicate that the request of the first resource deployment request message succeeds or fails.
  • the expression form of the reliability parameter sent by the sending unit includes at least one of an absolute parameter, a relative parameter, a ratio, and a level.
  • the management node further includes an acquiring unit
  • the obtaining unit is configured to obtain the reliability parameter from a preset descriptor of the virtual resource.
  • the first resource deployment request message sent by the sending unit is a first resource allocation request message
  • the first resource deployment request message is used to request the VIM to deploy the virtual resource indicated by the first resource deployment request message, including:
  • the first resource allocation request message is specifically used to request the VIM to allocate the virtual resource.
  • the first resource deployment request message sent by the sending unit is specifically a first resource reservation request message
  • the first resource deployment request message is specifically used to request the VIM to deploy the virtual resource indicated by the first resource deployment request message, including:
  • the first resource reservation request message is used to request the VIM to reserve the virtual resource.
  • the first resource deployment request message sent by the sending unit is specifically a first resource migration request message
  • the first resource deployment request message is specifically used to request the VIM to deploy the virtual resource indicated by the first resource deployment request message, including:
  • the first resource migration request message is used to request the VIM to migrate the virtual resource to at least one area of the VIM management.
  • the management node is NFVO
  • the descriptor is a virtual network function descriptor VNFD, or the descriptor is a network service descriptor NSD.
  • the management node is a virtual VNFM
  • the descriptor is VNFD.
  • the receiving unit The received resource deployment response message is used to indicate that the request for the first resource deployment request message fails, the resource deployment response message carries the number of at least one area managed by the VIM, and the management node further includes a change unit. :
  • the modifying unit is configured to change the reliability parameter according to the quantity of the at least one area and the quantity of the at least one virtual unit, and the modified reliability parameter satisfies the quantity of the at least one area.
  • the sending unit is further configured to send a second resource deployment request message to the VIM, where the second resource deployment request message carries the modified reliability parameter.
  • the modifying unit is specifically configured to send the number of the at least one area and the number of the at least one virtual unit to the NFVO, the number of the at least one area and the quantity of the at least one virtual unit are used for the NFVO change
  • the reliability parameter
  • the modifying unit is further configured to receive the modified reliability parameter sent by the NFVO, where the modified reliability parameter is the NFVO according to the quantity of the at least one area and the at least one The number of virtual units is determined.
  • the change unit is specifically configured to query whether a preset switch item in the descriptor is turned on, and the switch item is used to indicate whether the management node is allowed to change the reliability parameter; if the switch item is turned on, The reliability parameter is changed according to the number of the at least one area and the number of the at least one virtual unit.
  • the receiving The resource deployment response message received by the unit is used to indicate that the request for the first resource deployment request message fails, the resource deployment response message carries the changed reliability parameter, and the management unit further includes a determining unit,
  • the determining unit is configured to determine whether the modified reliability parameter is allowed to be used
  • the sending unit is further configured to send a change response message to the VIM, where the change response message is used to indicate whether the modified reliability parameter is allowed to be used.
  • the receiving The resource deployment response message received by the unit is used to indicate that the request for the first resource deployment request message is successful, and the resource deployment response message carries at least one deployment solution that meets the reliability parameter and is allowed by the VIM.
  • the management node further includes a determining unit:
  • the determining unit is configured to determine a first deployment scenario from the at least one deployment scenario received by the receiving unit;
  • the sending unit is further configured to send a resource deployment indication message to the VIM, where the resource deployment indication message carries the first deployment scenario, where the resource deployment indication message is used to indicate that the VIM is according to the first The deployment scenario deploys the virtual resource.
  • an embodiment of the present invention provides a VIM, including:
  • a receiving unit configured to receive a first resource deployment request message sent by the management node, where the first resource deployment request message carries a reliability parameter, where the reliability parameter is used to represent a maximum of virtual units allowed to be deployed in an area.
  • the quantity, the first resource deployment request message is used to request the VIM to deploy a virtual resource to be deployed, where the virtual
  • the proposed resource includes at least one virtual unit;
  • a determining unit configured to determine a request result of the first resource deployment request message according to the reliability parameter received by the receiving unit, the number of at least one area managed by the VIM, and the quantity of the at least one virtual unit
  • the request result includes a success or failure of the request of the first resource deployment request message
  • a sending unit configured to send a resource deployment response message to the management node according to the request result determined by the determining unit, where the resource deployment response message is used to indicate that the request of the first resource deployment request message is successful or failed.
  • the representation form of the reliability parameter received by the receiving unit includes at least one of an absolute parameter, a relative parameter, a ratio, and a level.
  • the first resource deployment request message received by the receiving unit is specifically a resource reservation request message
  • the first resource deployment request message is used to request the VIM to deploy the virtual resource indicated by the first resource deployment request message, including:
  • the resource reservation request message is used to request the VIM to reserve the virtual resource.
  • the first resource deployment request message received by the receiving unit is specifically a resource allocation request message
  • the first resource deployment request message is used to request the VIM to deploy the virtual resource indicated by the first resource deployment request message, including:
  • the resource allocation request message is used to request the VIM to allocate the virtual resource.
  • the first resource deployment request message received by the receiving unit is specifically a resource migration request message
  • the first resource deployment request message is used to request the VIM to deploy the virtual resource indicated by the first resource deployment request message, including:
  • the resource migration request message is used to request the VIM to migrate the virtual resource to the at least one area.
  • the management node is NFVO.
  • the management node is a VNFM.
  • the resource deployment response message is used to indicate that the request for the first resource deployment request message fails, and the resource deployment response message carries the The number of at least one region, the number of the at least one region being used by the management node to change the reliability parameter such that the modified reliability parameter satisfies the number of the regions.
  • the determining unit determines that the request for the first resource deployment request message fails, the resource deployment response message is used The request indicating the first resource deployment request message fails, and the VIM further includes a change unit and a deployment unit,
  • the modifying unit is configured to change the reliability parameter according to the number of the at least one area and the quantity of the at least one virtual unit, where the modified reliability parameter satisfies the quantity of the at least one area;
  • the resource deployment response message sent by the sending unit carries the modified reliability parameter
  • the receiving unit is further configured to: after the sending unit sends a resource deployment response message to the management node, receive a change response message sent by the management node, where the change response message is used to indicate whether the change is allowed to be used. The reliability parameter afterwards;
  • the deployment unit is configured to: if the change response message received by the receiving unit is used to indicate that the modified reliability parameter is allowed to be used, the VIM is configured according to the modified reliability parameter Deploy the virtual resource.
  • the resource deployment response message is used to indicate that the request for the first resource deployment request message is successful
  • the determining unit is further configured to: after the sending unit sends a resource deployment response message to the management node according to the request result, determine, according to the quantity of the at least one virtual unit and the at least one area, that the Reliability parameters and at least one deployment scenario allowed by the VIM;
  • the resource deployment response message sent by the sending unit carries the at least one deployment solution
  • the receiving unit is further configured to: before the sending unit sends a resource deployment response message to the management node according to the request result, receive the sending by the management node a resource deployment indication message, where the resource deployment indication message carries the first deployment scenario, where the first deployment scenario is after the management node receives the resource deployment response message, from the at least one deployment scenario definite;
  • the VIM also includes a deployment unit,
  • the deployment unit is configured to deploy the virtual resource on the at least one area according to the first deployment scenario.
  • the first resource deployment request message received by the receiving unit further includes a deployment scenario selection rule, where the deployment scenario is Selecting rules for the VIM to select a first deployment scenario from the at least one deployment scenario;
  • the resource deployment response message is used to indicate that the request for the first resource deployment request message is successful
  • the determining unit is further configured to: after the sending unit sends a resource deployment response message to the management node according to the request result, determine, according to the quantity of the at least one virtual unit and the at least one area, that the a reliability parameter and at least one deployment scenario allowed by the VIM, and selecting the first deployment scenario from the at least one deployment scenario according to the deployment scenario selection rule;
  • the VIM also includes a deployment unit,
  • the deployment unit is configured to deploy the virtual resource on the at least one area according to the first deployment scenario.
  • an embodiment of the present invention provides a management node, including: a processor, a memory, a system bus, and a communication interface;
  • the memory is configured to store a computer execution instruction
  • the processor is connected to the memory through the system bus, and when the management node is running, the processor executes the computer execution instruction stored in the memory to And the method for deploying the virtual resource according to any one of the implementation manners of the first aspect or the first aspect.
  • an embodiment of the present invention provides a VIM, including: a processor and a storage. , system bus and communication interface;
  • the memory is configured to store computer execution instructions
  • the processor is coupled to the memory via the system bus, and when the VIM is running, the processor executes the computer-executed instructions stored by the memory to enable
  • the VIM performs the method for deploying a virtual resource according to any one of the second aspect or the second aspect.
  • a seventh aspect of the present invention provides a communication system, including:
  • the management node can carry the reliability parameter in the first resource deployment request message, and the VIM VIM is represented by the reliability parameter to represent the maximum number of virtual units allowed to be deployed in an area.
  • the maximum number of virtual units that can be deployed in an area can be determined, and the virtual resources are deployed according to the reliability parameter, thereby avoiding the VIM that may be used in the prior art. Resources are deployed on a single area to improve the reliability of resource deployment.
  • FIG. 1 is a block diagram of an NFV system according to an embodiment of the present invention
  • FIG. 2 is an interaction diagram 1 of a method for deploying a virtual resource according to an embodiment of the present invention
  • FIG. 3 is an interaction diagram 2 of a method for deploying a virtual resource according to an embodiment of the present disclosure
  • FIG. 4 is an interaction diagram 3 of a method for deploying a virtual resource according to an embodiment of the present invention.
  • FIG. 5 is an interaction diagram 4 of a method for deploying a virtual resource according to an embodiment of the present invention.
  • FIG. 6 is an interaction diagram 5 of a method for deploying a virtual resource according to an embodiment of the present invention.
  • FIG. 7 is a schematic structural diagram 1 of a management node according to an embodiment of the present disclosure.
  • FIG. 8 is a schematic structural diagram 2 of a management node according to an embodiment of the present disclosure.
  • FIG. 9 is a schematic structural diagram 3 of a management node according to an embodiment of the present disclosure.
  • FIG. 10 is a schematic structural diagram 1 of a VIM according to an embodiment of the present disclosure.
  • FIG. 11 is a schematic structural diagram 2 of a VIM according to an embodiment of the present disclosure.
  • FIG. 12 is a schematic structural diagram of hardware of a management node according to an embodiment of the present disclosure.
  • FIG. 13 is a schematic structural diagram of hardware of a VIM according to an embodiment of the present disclosure.
  • FIG. 14 is a block diagram of a communication system according to an embodiment of the present invention.
  • the NFV system includes: network function virtualization scheduling node (English: network function virtualization orchestrator, abbreviation: NFVO), virtual network function management node (English: virtualized network function manager, VNFM), virtual machine infrastructure management node (English: virtualized Infrastructure manager, abbreviation: VIM), operation support system (English: operations support system, abbreviation: OSS) or business support system (English: business support system, abbreviation: BSS), network element management node (English: element manager, abbreviation: EM), VNF, virtual network functional infrastructure (English: network function virtualization infrastructure, abbreviation: NFVI), network Network service (English: network service, abbreviation: NS) directory, and VNF directory.
  • network function virtualization scheduling node English: network function virtualization orchestrator, abbreviation: NFVO
  • VNFM virtualized network function manager
  • VIM virtual machine infrastructure management node
  • operation support system English: operations support system, abbreviation: OSS
  • BSS business support system
  • NFVO NFV management and orchestration domain
  • NFV-MANO NFV management and orchestration domain
  • NFVO can also be called network function virtualization orchestrator, OSS/BSS. They can all be called network management nodes (English: network manager, abbreviation: NM).
  • the EM performs function configuration, fault management, function usage record, performance statistics, and security management for one or more VNFs.
  • the VNF is a virtualized logical network element, such as SGSN, MME, GGSN, SGW, and PGW in the telecom packet field. Each network element can be deployed independently and presented as a VNF.
  • NFVI provides hardware resources and virtualization resources and management for VNF, as well as virtualized runtime environments.
  • the NFVO is responsible for the lifecycle management of the NS and can orchestrate the resources of the NFVI by instructing the VIM.
  • VNFM is responsible for the lifecycle management of VNF, and each VNF has an associated VNFM.
  • a VNFM may manage one VNF, or it may manage multiple VNFs of the same type or even different types.
  • the NS directory stores the network service descriptor (English: network service descriptor, abbreviated: NSD), which is a template for describing the deployment and maintenance behavior of the NS, including the service topology and the characteristics of the NS.
  • the service topology includes the components of the VNF. Partial and mutual relationship, virtual link (English: virtual links, abbreviated: VL), and VNF forwarding graph (English: VNF forwarding graph, abbreviation: VNFFG), etc., can be read by NFVO.
  • NFVO usually performs virtual resource deployment and maintenance operations on the NS according to the VSD.
  • VNF directory stores VNF descriptors (English: VNF descriptor, abbreviated: VNFD), software images, files, etc., where VNFD is a template describing VNF deployment and maintenance behavior, which can be read by VNFM or NFVO.
  • VNFM or NFVO usually performs virtual resource deployment and maintenance operations on VNF according to VNFD.
  • VIM is responsible for controlling and managing resources in the VNFI infrastructure, including: computing resources, storage resources, network resources, etc., which are usually an operator's infrastructure.
  • the virtual unit is a basic unit in the deployment process of the virtual resource. For example, when instantiating the VNF, multiple VMs constituting the VNF need to be deployed, and each of the multiple VMs is a virtual unit; When the NS is implemented, a plurality of VNFs constituting the NS need to be deployed, and each of the plurality of VNFs is a virtual unit.
  • a zone is a range of areas where reliability is limited during the deployment of virtual resources.
  • an area can refer to a host (English: host), or a cabinet (English: shelve).
  • an area can refer to the scope of a suburb, the scope of a city, etc. Geographical area.
  • the reliability parameter is specifically expressed as the maximum number of virtual units allowed to be deployed in an area during the deployment of the virtual resource. It can be understood that the smaller the number of virtual units allowed to be deployed in one area, the virtual The reliability of the NS or VNF composed of resources is higher.
  • any one of the foregoing NFV systems may be distributed on one physical device or may be distributed on multiple physical devices. Multiple functional nodes in the NFV system may be distributed on different physical devices. It may also be distributed on the same physical device. It can be understood that any functional node in the NFV system may be a logical functional module within the physical device, or may be a logical functional module composed of multiple physical devices.
  • each step in the method provided by the embodiment of the present invention may be performed by an entity device, and the steps in the method provided by the embodiment of the present invention may be performed by multiple physical devices.
  • the invention is not limited.
  • a logical function module ie, a function node in the NFV system.
  • the main body or control object is described.
  • the logical function module depends on the hardware resources on the physical device where it is implemented.
  • the NFV system can be applied to a long term evolution (English: long term evolution, abbreviation: LTE) communication system, and can also be applied to an LTE evolved communication system, such as LTE-A (English full name: long term In the evolution advanced system, it can also be applied to third-generation mobile communication (English: 3rd-Generation, 3G) system such as WCDMA, and the present invention is not limited.
  • LTE long term evolution
  • LTE-A English full name: long term In the evolution advanced system
  • 3G Third-generation mobile communication
  • WCDMA Wideband Code Division Multiple Access
  • the embodiment of the invention provides a method for deploying a virtual resource. As shown in FIG. 2, the method may include:
  • the management node sends a first resource deployment request message to the VIM, where the first resource deployment request message is used to request the VIM to deploy the virtual resource to be deployed, where the virtual resource includes at least one virtual unit, where the first resource deployment request message is carried.
  • a reliability parameter corresponding to the virtual resource is carried.
  • the reliability parameter is used to characterize the maximum number of virtual units allowed to be deployed in an area.
  • the expression of the reliability parameter may include, but is not limited to, at least one of an absolute parameter, a relative parameter, a ratio, and a level.
  • values such as 1, 2, and 5 can represent absolute parameters.
  • absolute parameter 2 it can be characterized that up to 2 virtual units can be deployed in the same area.
  • a host when instantiating a VNF, a host has the most When deploying two VMs that make up the VNF, when instantiating an NS, a maximum of two VNFs that make up the NS are deployed in a suburban area.
  • the values of 10%, 20%, 30%, etc. can represent relative parameters, and take 20% of the relative parameters as an example to characterize a virtual unit that can deploy up to 20% of the number of virtual units in one area.
  • the values of 1/2, 1/3, 2/5, etc. can represent the scale. Taking the ratio 1/3 as an example, a virtual unit that can deploy up to 1/3 of the number of virtual units in one area can be represented. For example, the number of VNFs that make up an NS is 8. When the NS is instantiated, a maximum of 2 VNFs (8*1/3 integers) are deployed on one host.
  • the reliability may be divided into multiple levels.
  • the reliability may be divided into the highest, the highest, the medium, the low, and the lowest five levels, and the corresponding reliability parameters are 0%, 25%, respectively. 50%, 75%, and 100%.
  • the network maintenance personnel may set corresponding reliability parameters in each descriptor according to the deployment situation of the network pre-plan, and the descriptor may include VNFD or NSD. Therefore, when the management node needs to deploy the virtual resource to be deployed, the reliability parameter may be obtained from the descriptor corresponding to the virtual resource, so that the reliability parameter is carried in the first resource deployment request message and sent to the VIM for sending.
  • the reliability parameter may be set in any module in the VNFD, for example, a deployment description template of the VNF module (English: virtualised development unit, abbreviated: VDU), internal virtual link descriptor (English: internal virtual link descriptor, abbreviation: IVLD) Or IVL descriptor (English: IVL descriptor, abbreviation: IVLD) and so on.
  • VDU virtualised development unit
  • IVLD internal virtual link descriptor
  • IVL descriptor English: IVL descriptor, abbreviation: IVLD
  • the management node may obtain preset reliability parameters from VNFC, VDU, IVL, IVLD, or deployment customization.
  • the reliability parameters can also be set in any module in the NSD, such as VL or VNFFG.
  • the management node may specifically obtain preset reliability parameters from the VL or the VNFFG.
  • the management node may be NFVO or VNFM.
  • the descriptor may be a VNFD or an NSD.
  • the NFVO may deploy the virtual resource to the VNF by acquiring information in the VNFD, or may perform virtual resource deployment on the NS by acquiring information in the NSD. maintain.
  • the descriptor can be VNFD, and VNFM can pass.
  • the information in the VNFD is obtained to deploy and maintain virtual resources of the VNF.
  • the VIM receives a first resource deployment request message sent by the management node.
  • the VIM determines, according to the reliability parameter, the quantity of the at least one area managed by the VIM, and the quantity of the at least one virtual unit, the request result of the first resource deployment request message, where the request result includes the first resource deployment.
  • the request for the message was successful or failed.
  • the request for the first resource deployment request message succeeds that the VIM successfully performs resource deployment according to the reliability parameter carried in the first resource deployment request message.
  • the request for the first resource deployment request message fails, and the VIM cannot perform resource deployment according to the reliability parameter.
  • the foregoing S103 may specifically include:
  • the VIM determines, according to the number of the at least one virtual unit, the number of the at least one area, and the reliability parameter, whether the quantity of the at least one area satisfies the reliability parameter.
  • the VIM determines that the number of the at least one area does not satisfy the reliability parameter, the VIM determines that the request for the first resource deployment request message fails.
  • the VIM determines that the number of the at least one area satisfies the reliability parameter, the VIM determines that the request for the first resource deployment request message is successful.
  • the VIM determines, according to the number of the at least one virtual unit, the quantity of the at least one area, and the reliability parameter, whether the quantity of the at least one area satisfies the reliability parameter.
  • One virtual unit is 8 VMs, and the reliability parameter is 2 as an example for exemplary explanation.
  • At least one area managed by the VIM is three hosts. Since the eight VMs are deployed on three hosts, at least one host needs to deploy more than two VMs, so the reliability parameters are not met. 2, and according to reliability parameter 2, deploying 8 VMs requires at least 4 hosts. Since 3 is less than 4, VIM determines its management. The number of hosts does not meet the reliability parameter, and the VIM determines that the request for the first resource deployment request message fails. That is, the VIM determines that the eight VMs cannot be successfully deployed on three stations according to the reliability parameter.
  • the VIM determines that the number of hosts managed by the VIM satisfies the reliability parameter, and the VIM determines that the request for the first resource deployment request message is successful. That is, the VIM determines that the eight VMs can be successfully deployed on the five hosts according to the reliability parameter.
  • the VIM sends a resource deployment response message to the management node according to the result of the request, where the resource deployment response message is used to indicate that the request of the first resource deployment request message succeeds or fails.
  • the management node receives the resource deployment response message sent by the VIM.
  • the preset reliability parameter is carried in the resource deployment request message and sent to the VIM, so that the VIM can deploy the virtual resource according to the reliability parameter.
  • the maximum number of virtual units that VIM is allowed to deploy in an area is limited, so that the VIM in the prior art may deploy all the virtual resources in one area, thereby improving the reliability of resource deployment.
  • the management node and the VIM can perform the following two subsequent operations.
  • the resource deployment response message is used to indicate that the request for the first resource deployment request message fails, and the resource deployment response message carries at least the VIM managed by the VIM.
  • the number of one area, the number of the at least one area is used by the management node to change the reliability parameter, so that the changed reliability parameter satisfies the number of areas managed by the VIM.
  • the method further includes:
  • the management node changes the reliability parameter according to the number of the at least one area and the quantity of the at least one virtual unit, and the modified reliability parameter satisfies the quantity of the at least one area.
  • the at least one virtual unit includes 8 VMs, and the at least one area includes 3 hosts.
  • the management node determines that the request for the first resource deployment request message fails, and determines that the host managed by the VIM has a total of three hosts, and the management node can determine that 8 hosts can be successfully deployed on the three hosts.
  • the deployment plan of the VM may include "008" and "017", respectively, indicating that eight VMs are deployed on the same host of the three hosts, and one VM is deployed on one of the three hosts. The other seven VMs are deployed on the other of the three hosts.
  • the deployment plan that the management node can determine includes "026", "035", “044", "116", "125”, “134", "224”, and "233".
  • the management node can determine the deployment plan with the fewest virtual units deployed on one area, that is, "233" is the 10 deployment plans.
  • the maximum number of virtual cells deployed in an area is 3, that is, the reliability parameter corresponding to the deployment plan is 3. Therefore, the management node can set the reliability parameters from the original 2 Change to 3.
  • the changed reliability parameter satisfies the number of the at least one region.
  • the management node sends a second resource deployment request message to the VIM, where the second resource deployment request message carries the changed reliability parameter.
  • the management node can be reliable according to the actual physical resource, that is, the number of at least one area managed by the VIM.
  • the parameter is changed and changed to a parameter that satisfies the quantity of the at least one area, and the changed reliability parameter is carried in the second resource deployment request message and sent to the VIM to request the VIM again according to the reliability of the change.
  • the sexual parameters are deployed for the deployed virtual resources.
  • the VIM can successfully deploy the virtual resource on the at least one area according to the changed reliability parameter after the VIM receives the second resource deployment request message.
  • the preset reliability parameter since the preset reliability parameter has adjustability, it can be in the area managed by the VIM.
  • the reliability is changed to ensure that the virtual resources can be successfully deployed in the area, and the reliability of the virtual resource deployment is ensured, thereby improving the flexibility of virtual resource deployment.
  • a switch item may be set in the descriptor to indicate whether the management node is allowed to change the reliability parameter preset in the descriptor.
  • the representation allows the management node to change the reliability parameter; if the switch item is closed, the representation does not allow the management node to change the reliability parameter.
  • the switch item can be a flag bit. If the flag bit is set to 1, it indicates that the switch item is turned on. If the flag bit is set to 0, the switch item is turned off; or the string off and on can be used to represent The switch item is closed and opened, and the embodiment of the present invention is not limited thereto.
  • the management node may first query whether the preset switch item in the descriptor storing the reliability parameter is turned on, if The switch item is turned on, and the management node can perform the step of changing the reliability parameter according to the number of the at least one area and the number of the at least one virtual unit. Otherwise, the management node does not change the reliability parameter. In this case, the management node may notify the network maintenance personnel that the request for the first resource deployment request message fails, and notify the network maintenance personnel of the number of the at least one area.
  • the network maintenance personnel can know that the number of areas managed by the VIM is insufficient, and the network maintenance personnel can increase the deployment of physical resources, so that the physical resources can meet the requirements of deploying the virtual resources to be deployed, thereby enabling the virtual resources to be deployed. Successful deployment according to the required reliability parameters.
  • the resource deployment response message is used to indicate that the request for the first resource deployment request message fails.
  • the method further includes:
  • the VIM is based on the number of the at least one area and the at least one virtual unit.
  • the quantity, the reliability parameter is changed, and the modified reliability parameter satisfies the number of the at least one area.
  • the VIM can modify the reliability parameter by itself to determine a reliability parameter that the number of areas managed by the VIM satisfies.
  • the changed reliability parameter may be carried in the resource deployment response message and sent to the management node to query whether the management node can use the reliability after the change.
  • sexual parameters may be carried in the resource deployment response message and sent to the management node to query whether the management node can use the reliability after the change.
  • the method further includes:
  • the management node determines whether the modified reliability parameter is allowed to be used.
  • the management node may query whether the switch item in the descriptor of the reliability parameter is enabled, and if the switch item is enabled, the management node determines that the modified reliability parameter is allowed to be used; if the switch item is closed, The management node determines that the changed reliability parameters are not allowed.
  • the management node may also prompt the network maintenance personnel to prompt the modified reliability parameter sent by the VIM, and determine whether the modified reliability parameter is allowed according to the instruction of the network maintenance personnel.
  • the manner in which the management node determines whether the modified reliability parameter is allowed to be used may be set more in actual engineering, and the present invention is not limited.
  • the management node sends a change response message to the VIM, where the change response message is used to indicate whether the modified reliability parameter is allowed to be used.
  • the VIM receives the change response message sent by the management node.
  • the VIM deploys the virtual resource according to the changed reliability parameter.
  • the VIM is at least You can deploy virtual resources according to reliability parameters in the following two ways.
  • the method further includes:
  • the VIM determines, according to the quantity of the at least one virtual unit and the at least one area, at least one deployment scheme that satisfies the reliability parameter and is allowed by the VIM.
  • the reliability parameter is 4, 8 VMs and 3 hosts as an example.
  • VIM determines all deployment scenarios for successfully deploying 8 VMs on 3 hosts. All deployment scenarios allowed by the VIM include “044", “134", “224”, and "233".
  • the deployment scenario "233" is the most reliable deployment solution among all the deployment scenarios allowed by the VIM, because the deployment scenario "233" is a deployment scenario in which the deployment of the VM is minimal on one of the deployment scenarios.
  • the VIM After the VIM determines that the reliability parameter is met and all the deployment scenarios are allowed by the VIM, the VIM can carry the at least one deployment scenario of all the deployment scenarios to the management node in the resource deployment response message.
  • the at least one deployment solution may include all deployment scenarios allowed by the VIM, that is, the VIM may carry all the deployment scenarios allowed by the VIM in a resource deployment response message to the management node to request the management node to choose one of all deployment scenarios allowed by the VIM.
  • the at least one deployment solution may include the most reliable deployment solution among all the deployment scenarios allowed by the VIM, that is, the VIM can select the most reliable deployment solution among all the deployment scenarios allowed by the VIM, and then the reliability is the highest.
  • the deployment solution is sent to the management node in the resource deployment response message to query whether the management node can perform resource deployment according to the most reliable deployment scenario.
  • the method further includes:
  • the management node determines the first deployment scenario from the at least one deployment scenario.
  • the management node may obtain the at least one A deployment scenario is randomly selected as the first deployment scenario, and the at least one deployment may also be selected.
  • a deployment solution with the highest reliability in the solution is the first deployment solution, and the present invention is not specifically limited.
  • the management node sends a resource deployment indication message to the VIM, where the resource deployment indication message carries the first deployment solution.
  • the first deployment solution may be sent to the VIM in the resource deployment indication message to indicate that the VIM deploys the virtual resource according to the first deployment scenario.
  • the VIM receives a resource deployment indication message sent by the management node.
  • the VIM deploys the virtual resource on the at least one area according to the first deployment scenario.
  • the VIM can deploy two VMs on one of the three hosts, and the other two hosts respectively deploy three. VM.
  • the method further includes:
  • the VIM determines, according to the quantity of the at least one virtual unit and the at least one area, at least one deployment scheme that satisfies the reliability parameter and is allowed by the VIM.
  • the VIM determines the first deployment scenario from the at least one deployment scenario according to the deployment scenario selection rule.
  • the first resource deployment request message sent by the management node to the VIM further includes a deployment plan selection rule, where the deployment plan selection rule is used by the VIM to determine the first deployment plan from the at least one deployment solution.
  • the deployment scenario selection rule may be to select the most reliable deployment scenario from at least one deployment scenario. For example, as in the example in the embodiment shown in FIG. 4, the deployment scenario "233" is selected.
  • the deployment plan selection rule may also be a deployment plan with the least number of required areas. For example, as shown in the example in the embodiment shown in FIG. 4, the deployment plan "044" is selected, in which only two hosts are needed. According to the requirements of reliability parameter 4, 8 VMs were successfully deployed.
  • the VIM deploys the virtual resource on at least one area according to the first deployment plan. source.
  • the resource deployment response message may be sent to the management node to indicate that the request of the first resource deployment request message of the management node is successful.
  • the virtual resource deployment method provided by the present invention can be applied to various application scenarios, such as instantiation of VNF, instantiation of NS, extension process of VNF, extension of NS, migration of VNF, and NS. Scenarios such as migration, which include the deployment process of virtual resources.
  • the deployment of the virtual resource may be a reservation of a virtual resource, an allocation of a virtual resource, or a migration of a virtual resource.
  • the first resource deployment request message is specifically a first resource allocation request message, and the first resource allocation request message is used to request the VIM to allocate the virtual resource;
  • the deployment of the virtual resource specifically refers to the reservation of the virtual resource, and the first resource deployment request message is specifically a first resource reservation request message, and the first resource reservation request message is used to request the VIM to reserve the virtual resource;
  • the deployment of the virtual resource specifically refers to the migration of the virtual resource, and the first resource deployment request message is specifically a first resource migration request message, and the first resource migration request message is used to request the VIM to migrate the virtual resource to the VIM management. At least one area.
  • the resource allocation request message may be sent by the VNFM to the VIM, and the VIM is requested to allocate the virtual resource to the VNF. Therefore, when the virtual resource provided by the embodiment of the present invention is used, The deployment method is applied to the VNF instantiation process or the VNF extension process, and the virtual resource deployment specifically refers to the virtual resource allocation, and the management node may be a VNFM.
  • the VNFM may have the function of changing the reliability parameter, so that when the request for the first resource allocation request message fails, the VNFM may change the reliability parameter by itself.
  • the VNFM may also not have the function of changing the reliability parameter, so that when the request of the first resource allocation request message fails, the VNFM may request the NFVO to change the reliability parameter.
  • the NFVO receives the request of the VNFM, and before the modification of the reliability parameter, first queries whether the switch item is turned on, and responds to the request of the VNFM when the switch type is turned on. , modify the reliability parameters.
  • the method for deploying the virtual resource may include:
  • the VNFM sends a first resource allocation request message to the VIM, where the first resource allocation request message carries a reliability parameter.
  • the VIM receives the first resource allocation request message sent by the VNFM.
  • the VIM determines, according to the reliability parameter, the number of at least one area managed by the VIM, and the quantity of the at least one virtual unit, that the request for the first resource allocation request message fails.
  • the VIM sends a resource deployment response message to the VNFM, where the resource deployment response message is used to indicate that the request for the first resource allocation request message fails, and the resource deployment response message carries the quantity of the at least one area.
  • the VNFM receives the resource deployment response message sent by the VIM.
  • the VNFM sends the number of the at least one area and the quantity of the at least one virtual unit to the NFVO.
  • the VNFM may send the number of the at least one area and the number of the at least one virtual unit to the NFVO in a message for information transmission between the VNFM and the VNFO.
  • the NFVO changes the reliability parameter according to the number of the at least one area and the quantity of the at least one virtual unit.
  • the NFVO sends the modified reliability parameter to the VNFM.
  • the VNFM After receiving the changed reliability parameter sent by the NFVO, the VNFM sends a second resource allocation request message to the VIM, where the second resource allocation request message carries the changed reliability parameter.
  • the VIM when the VIM receives the second resource allocation request message, it can follow the change. After the reliability parameters are deployed for virtual resources. It can be understood that, because the modified reliability parameter satisfies the number of areas managed by the VIM, the VIM can successfully deploy the virtual resource according to the modified reliability parameter.
  • the embodiment of the present invention provides a method for deploying a virtual resource, where the management node can carry the reliability parameter in the first resource deployment request message, because the reliability parameter represents the maximum number of virtual units allowed to be deployed in an area, After receiving the first resource deployment request message, the VIM VIM can determine the maximum number of virtual cells that can be deployed in an area, and deploy the virtual resources according to the reliability parameter, thereby avoiding the VIM in the prior art.
  • the virtual resources are deployed in an area to improve the reliability of resource deployment.
  • an embodiment of the present invention provides a management node, where the management node is configured to perform the steps performed by the management node in the above method.
  • the management node may include a module corresponding to the corresponding step.
  • the management node may include:
  • the sending unit 10 is configured to send a first resource deployment request message to the VIM, where the first resource deployment request message is used to request the VIM to deploy a virtual resource to be deployed, where the virtual resource includes at least one virtual unit, where the A resource deployment request message carries a reliability parameter corresponding to the virtual resource, and the reliability parameter is used to represent a maximum number of virtual units allowed to be deployed in an area.
  • the receiving unit 11 is configured to receive, by the management node, a resource deployment response message sent by the VIM, where the resource deployment response message is used to indicate that the request for the first resource deployment request message succeeds or fails.
  • the expression form of the reliability parameter sent by the sending unit 10 includes at least one of an absolute parameter, a relative parameter, a ratio, and a level.
  • the management node further includes an obtaining unit 12.
  • the obtaining unit 12 is configured to obtain the reliability parameter from a preset descriptor of the virtual resource.
  • the first resource deployment request message sent by the sending unit 10 is The first resource allocation request message.
  • the first resource deployment request message is used to request the VIM to deploy the virtual resource indicated by the first resource deployment request message, including:
  • the first resource allocation request message is specifically used to request the VIM to allocate the virtual resource.
  • the first resource deployment request message sent by the sending unit 10 is specifically a first resource reservation request message.
  • the first resource deployment request message is specifically used to request the VIM to deploy the virtual resource indicated by the first resource deployment request message, including:
  • the first resource reservation request message is used to request the VIM to reserve the virtual resource.
  • the first resource deployment request message sent by the sending unit 10 is specifically a first resource migration request message.
  • the first resource deployment request message is specifically used to request the VIM to deploy the virtual resource indicated by the first resource deployment request message, including:
  • the first resource migration request message is used to request the VIM to migrate the virtual resource to at least one area of the VIM management.
  • the management node is NFVO.
  • the descriptor is a virtual network function descriptor VNFD, or the descriptor is a network service descriptor NSD.
  • the management node is a virtual VNFM.
  • the descriptor is VNFD.
  • the resource deployment response message received by the receiving unit 11 is used to indicate that the request for the first resource deployment request message fails, and the resource deployment response message carries the number of at least one area managed by the VIM. .
  • the management node further includes a modification unit 13.
  • the modifying unit 13 is configured to change the reliability parameter according to the number of the at least one area and the quantity of the at least one virtual unit, where the modified reliability parameter satisfies the quantity of the at least one area.
  • the sending unit 10 is further configured to send a second resource deployment request message to the VIM, where the second resource deployment request message carries the modified reliability parameter.
  • the modifying unit 13 is specifically configured to send, to the NFVO, the number of the at least one area and the quantity of the at least one virtual unit, the quantity and the quantity of the at least one area The number of the at least one virtual unit is used by the NFVO to change the reliability parameter.
  • the modifying unit 13 is further configured to receive the modified reliability parameter sent by the NFVO, where the modified reliability parameter is that the NFVO is based on the number of the at least one region and the at least The number of virtual units is determined.
  • the changing unit 13 is specifically configured to query whether a preset switch item in the descriptor is enabled, and the switch item is used to indicate whether the management node is allowed to change the reliability parameter;
  • the switch item is turned on, and the reliability parameter is changed according to the number of the at least one area and the number of the at least one virtual unit.
  • the resource deployment response message received by the receiving unit 11 is used to indicate that the request for the first resource deployment request message fails, and the resource deployment response message carries the modified reliability parameter.
  • the management unit also includes a determining unit 14.
  • the determining unit 14 is configured to determine whether the modified reliability parameter is allowed to be used.
  • the sending unit 11 is further configured to send a change response message to the VIM, where the change response message is used to indicate whether the modified reliability parameter is allowed to be used.
  • the resource deployment response message received by the receiving unit 11 is used to indicate that the request for the first resource deployment request message is successful, and the resource deployment response message carries the reliability parameter and the VIM At least one deployment scenario is allowed, the management node further comprising a determining unit 14:
  • the determining unit 14 is configured to determine a first deployment scenario from the at least one deployment scenario received by the receiving unit.
  • the sending unit 10 is further configured to send a resource deployment indication message to the VIM.
  • the resource deployment indication message carries the first deployment solution, where the resource deployment indication message is used to instruct the VIM to deploy the virtual resource according to the first deployment scenario.
  • the management node in this embodiment may correspond to the management node in the method for deploying the virtual resource in the foregoing embodiment of any one of FIG. 2 to FIG. 6, and the modules in the management node in the embodiment
  • the division and/or function and the like are all for the implementation of the method flow shown in any one of FIG. 2 to FIG. 6 .
  • no further details are provided herein.
  • the management node provided by the embodiment of the present invention can send a first resource deployment request message to the VIM, and receive a resource deployment response message sent by the VIM, where the first resource deployment request message is used to request the VIM to deploy the virtual resource to be deployed.
  • the virtual resource includes at least one virtual unit, and the first resource deployment request message carries a reliability parameter corresponding to the virtual resource, where the reliability parameter is used to represent a maximum number of virtual units allowed to be deployed in an area, the resource
  • the deployment response message is used to indicate that the request for the first resource deployment request message succeeds or fails.
  • the management node carries the reliability parameter in the first resource deployment request message, and since the reliability parameter represents the maximum number of virtual units allowed to be deployed in one area, the VIM is in accordance with the first resource deployment request.
  • the resource can be deployed according to the reliability parameter. This prevents the VIM in the prior art from deploying all the virtual resources in an area. This improves the reliability of resource deployment.
  • an embodiment of the present invention provides a VIM, where the management node is configured to perform the steps performed by the VIM in the above method.
  • the VIM may include modules corresponding to the respective steps.
  • the VIM may include:
  • the receiving unit 20 is configured to receive a first resource deployment request message sent by the management node, where the first resource deployment request message carries a reliability parameter, where the reliability parameter is used to represent a virtual unit that is allowed to be deployed in an area.
  • the maximum number of the first resource deployment request message is used to request the VIM to deploy the virtual resource to be deployed.
  • the virtual resource includes at least one virtual unit.
  • a determining unit 21 configured to determine, according to the reliability parameter received by the receiving unit 20, the number of at least one area managed by the VIM, and the quantity of the at least one virtual unit, determining the first resource deployment request message
  • the result of the request includes the success or failure of the request of the first resource deployment request message.
  • the sending unit 22 is configured to send a resource deployment response message to the management node according to the request result determined by the determining unit 21, where the resource deployment response message is used to indicate that the request of the first resource deployment request message is successful or failed.
  • the representation form of the reliability parameter received by the receiving unit 20 includes at least one of an absolute parameter, a relative parameter, a ratio, and a level.
  • the first resource deployment request message received by the receiving unit 20 is specifically a resource reservation request message.
  • the first resource deployment request message is used to request the VIM to deploy the virtual resource indicated by the first resource deployment request message, including:
  • the resource reservation request message is used to request the VIM to reserve the virtual resource.
  • the first resource deployment request message received by the receiving unit 20 is specifically a resource allocation request message.
  • the first resource deployment request message is used to request the VIM to deploy the virtual resource indicated by the first resource deployment request message, including:
  • the resource allocation request message is used to request the VIM to allocate the virtual resource.
  • the first resource deployment request message received by the receiving unit 20 is specifically a resource migration request message.
  • the first resource deployment request message is used to request the VIM to deploy the virtual resource indicated by the first resource deployment request message, including:
  • the resource migration request message is used to request the VIM to migrate the virtual resource to the at least one area.
  • the management node is NFVO.
  • the management node is a VNFM.
  • the determining unit 21 is specifically configured to use the VIM according to the at least The number of one virtual unit, the number of the at least one area, and the reliability parameter determine whether the number of the at least one area satisfies the reliability parameter.
  • the resource deployment response message is used to indicate that the request for the first resource deployment request message fails, and the resource deployment response is The message carries the quantity of the at least one area, and the quantity of the at least one area is used by the management node to change the reliability parameter, so that the modified reliability parameter satisfies the quantity of the area.
  • the resource deployment response message is used to indicate that the request for the first resource deployment request message is successful.
  • the determining unit 21 is further configured to determine, according to the quantity of the at least one virtual unit and the at least one area, before the sending unit 22 sends a resource deployment response message to the management node according to the request result, The reliability parameter and the at least one deployment scenario allowed by the VIM.
  • the resource deployment response message sent by the sending unit 22 carries the at least one deployment solution.
  • the receiving unit 20 is further configured to: before the sending unit 22 sends a resource deployment response message to the management node according to the request result, receive a resource deployment indication message sent by the management node, where the resource deployment indication message is sent The first deployment solution is carried out, and the first deployment solution is determined by the management node after receiving the resource deployment response message from the at least one deployment scenario.
  • the VIM further includes a deployment unit 23.
  • the deployment unit 23 is configured to deploy the virtual resource on the at least one area according to the first deployment scheme.
  • the first resource deployment request message received by the receiving unit 20 further includes a deployment scenario selection rule, where the deployment scenario selection rule is used by the VIM to select a first deployment from the at least one deployment scenario. Program.
  • the resource deployment response message is used to indicate that the request for the first resource deployment request message is successful.
  • the determining unit 21 is further configured to determine, according to the quantity of the at least one virtual unit and the at least one area, before the sending unit 22 sends a resource deployment response message to the management node according to the request result, And the reliability parameter and the at least one deployment scenario allowed by the VIM, and selecting the first deployment scenario from the at least one deployment scenario according to the deployment scenario selection rule.
  • the deployment unit 23 is configured to deploy the virtual resource on the at least one area according to the first deployment scheme.
  • the determining unit 21 determines that the request for the first resource deployment request message fails, the resource deployment response message is used to indicate that the request for the first resource deployment request message fails, and the VIM further includes The unit 24 and the deployment unit 23 are changed.
  • the modifying unit 24 is configured to change the reliability parameter according to the number of the at least one area and the quantity of the at least one virtual unit, where the modified reliability parameter satisfies the quantity of the at least one area.
  • the resource deployment response message sent by the sending unit 22 carries the modified reliability parameter.
  • the receiving unit 20 is further configured to: after the sending unit 22 sends a resource deployment response message to the management node, receive a change response message sent by the management node, where the change response message is used to indicate whether to allow use
  • the modified reliability parameter is described.
  • the deployment unit 23 is configured to: if the change response message received by the receiving unit is used to indicate that the modified reliability parameter is allowed to be used, the VIM is based on the modified reliability The parameter deploys the virtual resource.
  • the VIM of this embodiment may correspond to any of the above-mentioned FIG. 2 to FIG. 6 .
  • the VIM in the method for deploying the virtual resources of the embodiment, and the division and/or function of each module in the VIM of the embodiment are all implemented as shown in any one of FIG. 2 to FIG. 6 .
  • the method flow, for the sake of brevity, will not be described here.
  • the embodiment of the present invention provides a VIM, which is capable of receiving a first resource deployment request message sent by a management node, and according to a reliability parameter carried in the first resource deployment request message, the number of at least one area managed by the VIM, and at least one Determining, by the number of the virtual unit, the request result of the first resource deployment request message, and sending a resource deployment response message to the management node according to the result of the request, where the resource deployment response message is used to indicate that the request of the first resource deployment request message is successful or Failure, where the reliability parameter is used to characterize the maximum number of virtual units allowed to be deployed within an area.
  • the VIM provided by the embodiment of the present invention can determine the maximum number of virtual units that can be deployed in an area according to the reliability parameter, thereby deploying the virtual resources according to the reliability parameter, thereby avoiding the existing In the technology, VIM may deploy all virtual resources in one area to improve the reliability of resource deployment.
  • an embodiment of the present invention provides a management node, which includes a processor 30, a memory 31, a system bus 32, and a communication interface 33.
  • the memory 31 is configured to store computer execution instructions
  • the processor 30 is connected to the memory 31 via the system bus 32, and when the management node is running, the processor 30 executes the storage of the memory 31.
  • the computer executes the instructions to cause the management node to perform the deployment method of the virtual resource as described in any one of FIGS. 2 to 6.
  • a specific method for deploying a virtual resource refer to the related description in the foregoing embodiment shown in any one of FIG. 2 to FIG. 6, and details are not described herein again.
  • the processor 30 can be a central processing unit (English: central processing unit, abbreviated as: CPU).
  • the processor 30 can also be other general-purpose processors, digital signal processing (DSP), application specific integrated circuit (ASIC), field programmable gate array (English) : field-programmable gate array (FPGA) or other programmable logic device, discrete gate or transistor logic device, Discrete hardware components, etc.
  • DSP digital signal processing
  • ASIC application specific integrated circuit
  • FPGA field-programmable gate array
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the processor 30 may be a dedicated processor, and the dedicated processor may include at least one of a baseband processing chip, a radio frequency processing chip, and the like. Further, the dedicated processor may also include a chip with other dedicated processing functions of the management node.
  • the memory 31 may include a volatile memory (English: volatile memory), such as a random access memory (English: random-access memory, abbreviation: RAM); the memory 31 may also include a non-volatile memory (English: Non-volatile memory, such as read-only memory (English: read-only memory, abbreviation: ROM), flash memory (English: flash memory), hard disk (English: hard disk drive, abbreviation: HDD) or solid state drive (English) : solid-state drive, abbreviated: SSD); the memory 31 may also include a combination of the above types of memories.
  • a volatile memory such as a random access memory (English: random-access memory, abbreviation: RAM)
  • the memory 31 may also include a non-volatile memory (English: Non-volatile memory, such as read-only memory (English: read-only memory, abbreviation: ROM), flash memory (English: flash memory), hard disk (English: hard disk drive, abbreviation: HDD) or solid state drive (English)
  • the system bus 32 can include a data bus, a power bus, a control bus, and a signal status bus. For the sake of clarity in the present embodiment, various buses are illustrated as system bus 32 in FIG.
  • the processor 30 performs data interaction with other devices, such as a VIM, through the communication interface 33.
  • each step in the method flow shown in any one of the foregoing FIG. 2 to FIG. 6 can be implemented by the processor 30 in hardware form executing a computer-executed instruction in the form of software stored in the memory 31. To avoid repetition, we will not repeat them here.
  • the management node provided by the embodiment of the present invention can send a first resource deployment request message to the VIM, and receive a resource deployment response message sent by the VIM, where the first resource deployment request message is used to request the VIM to deploy the virtual resource to be deployed.
  • the virtual resource includes at least one virtual unit, and the first resource deployment request message carries a reliability parameter corresponding to the virtual resource, where the reliability parameter is used to represent a maximum number of virtual units allowed to be deployed in an area, the resource
  • the deployment response message is used to indicate that the request for the first resource deployment request message succeeds or fails.
  • the management node carries the reliability parameter in the first resource deployment request message, and since the reliability parameter represents the maximum number of virtual units allowed to be deployed in one area, the VIM is based on The first resource deployment request message may be deployed according to the reliability parameter when the resource is deployed. This prevents the VIM from deploying all the virtual resources in an area in the prior art, and improves the reliability of resource deployment.
  • an embodiment of the present invention provides a VIM, which includes a processor 40, a memory 41, a system bus 42, and a communication interface 43.
  • the memory 41 is configured to store computer execution instructions
  • the processor 40 is coupled to the memory 41 via the system bus 42, and the processor 40 executes the memory stored by the memory 41 when the VIM is running
  • the computer executes the instructions to cause the VIM to perform the resource indication method as described in any of Figures 2-6.
  • resource indication method refer to the related description in the foregoing embodiment shown in any one of FIG. 2 to FIG. 6 , and details are not described herein again.
  • the processor 40 can be a CPU.
  • the processor 40 can also be other general purpose processors, DSPs, ASICs, FPGAs or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, and the like.
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the processor 40 may be a dedicated processor, which may include at least one of a baseband processing chip, a radio frequency processing chip, and the like. Further, the dedicated processor may also include a chip with other dedicated processing functions of VIM.
  • the memory 41 may include a volatile memory such as a random access memory RAM; the memory 41 may also include a non-volatile memory such as a read only memory ROM, a flash memory, an HDD or an SSD; A combination of memories of the above kind may be included.
  • a volatile memory such as a random access memory RAM
  • the memory 41 may also include a non-volatile memory such as a read only memory ROM, a flash memory, an HDD or an SSD; A combination of memories of the above kind may be included.
  • the system bus 42 can include a data bus, a power bus, a control bus, and a signal status bus. For the sake of clarity in the present embodiment, various buses are illustrated as the system bus 42 in FIG.
  • the processor 40 interacts with other devices, such as management nodes, through the communication interface 43.
  • the embodiment of the present invention provides a VIM, which is capable of receiving a first resource deployment request message sent by a management node, and according to a reliability parameter carried in the first resource deployment request message, the number of at least one area managed by the VIM, and at least one Determining, by the number of the virtual unit, the request result of the first resource deployment request message, and sending a resource deployment response message to the management node according to the result of the request, where the resource deployment response message is used to indicate that the request of the first resource deployment request message is successful or Failure, where the reliability parameter is used to characterize the maximum number of virtual units allowed to be deployed within an area.
  • the VIM provided by the embodiment of the present invention can determine the maximum number of virtual units that can be deployed in an area according to the reliability parameter, thereby deploying the virtual resources according to the reliability parameter, thereby avoiding the existing In the technology, VIM may deploy all virtual resources in one area to improve the reliability of resource deployment.
  • an embodiment of the present invention provides a communication system, including a management node as shown in any one of FIG. 7 to FIG. 9, and a VIM as shown in FIG. 10 or FIG. 11; The management node shown and the VIM shown in Figure 13.
  • the management node performs the virtual resource deployment method of the embodiment of the present invention by performing corresponding steps in the method flow shown in any one of FIG. 2 to FIG. 6; correspondingly, the VIM is executed.
  • the corresponding steps in the method flow shown in any one of FIG. 2 to FIG. 6 complete the method for deploying the virtual resource in the embodiment of the present invention.
  • the management node can carry the reliability parameter in the first resource deployment request message, and the VIM VIM is represented by the reliability parameter to represent the maximum number of virtual units allowed to be deployed in an area.
  • the maximum number of virtual units that can be deployed in an area can be determined, and the virtual resources are deployed according to the reliability parameter, thereby avoiding the VIM that may be used in the prior art. Resources are deployed on a single area to improve the reliability of resource deployment.
  • the disclosed system, apparatus, and method may be implemented in other manners.
  • the device embodiments described above are merely illustrative.
  • the division of the modules or units is only a logical function division.
  • there may be another division manner for example, multiple units or components may be used. Combinations can be integrated into another system, or some features can be ignored or not executed.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
  • each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the above integrated unit can be implemented in the form of a software functional unit.
  • the integrated unit if implemented in the form of a software functional unit and sold or used as a standalone product, may be stored in a computer readable storage medium.
  • all or part of the technical solution may be embodied in the form of a software product stored in a storage medium, including a plurality of instructions for causing a computer device (which may be a personal computer, a server, Or a network device or the like) or a processor to perform all or part of the method of the various embodiments of the present invention Step.
  • the storage medium is a non-transitory medium, including: a flash memory, a mobile hard disk, a read only memory, a random access memory, a magnetic disk, or an optical disk, and the like, which can store program code.

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Abstract

Conformément à des modes de réalisation, la présente invention concerne un procédé, un appareil et un système pour déployer des ressources virtuelles, qui se rapportent au domaine technique des communications et sont capables d'améliorer la fiabilité de déploiement de ressources virtuelles. Le procédé comprend les opérations suivantes : un nœud de gestion envoie un premier message de requête de déploiement de ressource à un gestionnaire d'infrastructure virtualisée (VIM), le premier message de requête de déploiement de ressource étant utilisé pour demander au VIM de déployer des ressources virtuelles à déployer, les ressources virtuelles comprenant au moins une unité virtuelle, le premier message de requête de déploiement de ressource transportant un paramètre de fiabilité correspondant aux ressources virtuelles, et le paramètre de fiabilité étant utilisé pour représenter la quantité maximale des unités virtuelles qui sont autorisées à être déployées dans une zone ; le nœud de gestion reçoit un message de réponse de déploiement de ressource envoyé par le VIM, le message de réponse de déploiement de ressource étant utilisé pour indiquer la réussite ou l'échec de la requête du premier message de requête de déploiement de ressource. Le procédé peut s'appliquer à un système de virtualisation de fonction de réseau (NFV).
PCT/CN2015/093481 2015-10-31 2015-10-31 Procédé, appareil et système pour déployer des ressources virtuelles WO2017070963A1 (fr)

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