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WO2016078417A1 - 一种虚拟化网络功能管理升级方法、装置及服务器 - Google Patents

一种虚拟化网络功能管理升级方法、装置及服务器 Download PDF

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Publication number
WO2016078417A1
WO2016078417A1 PCT/CN2015/083088 CN2015083088W WO2016078417A1 WO 2016078417 A1 WO2016078417 A1 WO 2016078417A1 CN 2015083088 W CN2015083088 W CN 2015083088W WO 2016078417 A1 WO2016078417 A1 WO 2016078417A1
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network function
virtualized network
function management
new version
version
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PCT/CN2015/083088
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English (en)
French (fr)
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傅锦华
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中兴通讯股份有限公司
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Publication of WO2016078417A1 publication Critical patent/WO2016078417A1/zh

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/40Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks using virtualisation of network functions or resources, e.g. SDN or NFV entities
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00Arrangements for program control, e.g. control units
    • G06F9/06Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44Arrangements for executing specific programs
    • G06F9/445Program loading or initiating
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00Arrangements for program control, e.g. control units
    • G06F9/06Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44Arrangements for executing specific programs
    • G06F9/455Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/34Signalling channels for network management communication
    • H04L41/342Signalling channels for network management communication between virtual entities, e.g. orchestrators, SDN or NFV entities

Definitions

  • This paper deals with the field of communication, especially related to a virtualized network function management upgrade method, device and server.
  • NFV Network Function Virtualization
  • VNF Virtualization Network Function
  • NFV-MANO NFV Management and Orchestration
  • Automated deployment specification in which NFVO (Network Functions Virtualization Orchestrator) is mainly responsible for VNF planning and deployment, layout of virtual resources of the entire network, and VNFM (Virtualized Network Function Manager) is responsible for VNF.
  • Lifecycle management including VNF instantiation, elastic scaling, shrinking, and instance termination. Therefore, VNFM is a very important node in the entire NFV domain.
  • the reliability of VNFM upgrade directly affects the reliability of the VNF it manages. Once the VNFM upgrade fails, it needs to be able to quickly fall back to the original version. Ensure the normal operation and service provision of the VNF.
  • the VNFM upgrade process generally stops the VNFM current version service, installs a new version of VNFM, performs data upgrade, and starts a new version of the VNFM service.
  • the upgrade process is as shown in Figure 1, including the following steps:
  • S104, S105 After the installation of the new version of the VNFM is completed, the upgrade script is executed to perform the database upgrade. After the database upgrade is completed, the configuration file and the template and version related to the VNF are copied to the new version directory. If the database upgrade fails, go to S108 to perform the rollback operation and the upgrade fails.
  • S106, S107 After the new version of the VNFM data is successfully upgraded, the new version of the VNFM service is started. If the startup is successful, the upgrade is successful. If the startup fails, go to S108 to perform the rollback operation and the upgrade fails.
  • S108 The version rollback operation deletes the newly installed VNFM, restores the backed up files to the original directory, and starts the VNFM service.
  • this upgrade method needs to stop the VNFM service at the beginning. After that, a series of file copy processing is required, and then the upgrade installation is performed. When an abnormality occurs during the upgrade process, the backup file needs to be backed up. Copying back increases the time it takes for the VNFM service to be interrupted.
  • VNFM When telecom equipment implements NFV, the number of VNFs is very large. In order to ensure the processing performance of VNFM, there is a limit to the number of VNFs managed by VNFM. This will result in a large number of VNFMs, and these VNFMs need to be upgraded at the same time. According to the above upgrade process, it is necessary to complete the upgrade according to the above steps for each VNFM, which is not only cumbersome, but also easy to miss.
  • VNFM virtual machine resource adjustment is involved in the VNFM upgrade process, it is necessary to perform a shrinking and expansion operation after the VNFM upgrade is completed, which not only increases the VNFM service interruption time, but also increases the complexity of the rollback after the upgrade failure.
  • This paper provides a virtualized network function management upgrade method, device and server, which solves During the upgrade process of VNFM, the VNFM service interruption time is too long, and the operation is cumbersome.
  • a virtualized network function management upgrade method includes:
  • the registration information includes an operating system image and a template file managed by a virtualized network function
  • the method further includes:
  • the template file of the virtualized network function management is re-created.
  • the method before the data upgrade of the new version of the virtualized network function management, the method further includes:
  • the old version of the virtualized network function management is set to the maintenance state, so that the old version of the virtualized network function management stops the service service, and if not, the old version of the virtualized network function management is controlled to continue to stop the service.
  • the service directly upgrades the data of the new version of the virtualized network function management.
  • the setting of the old version of the virtualized network function management to the maintenance state, and causing the old version of the virtualized network function management to stop the service service includes:
  • the old version of the virtualized network function management After the old version of the virtualized network function management completes the processing of the tasks in the current task queue, the old version of the virtualized network function management is switched from the working state to the maintenance state, and the old version is virtualized. Feature management stops business operations.
  • the data upgrade for the new version of the virtualized network function management includes:
  • a database upgrade script is executed to upgrade data of the new version of the virtualized network function management.
  • the running the new version of the virtualized network function management comprises:
  • the identification information of the virtualized network function management and the virtualized network function management information are updated according to the identification information of the new version of the virtualized network function management.
  • the method further includes: deleting the virtualized network function management virtual machine to which the old version of the virtualized network function management belongs.
  • the method further includes:
  • the virtualized network function management virtual machine to which the new version of the virtualized network function management belongs is deleted, and the old version of the virtualized network function management is notified to perform the business service.
  • a virtualized network function management upgrade device includes:
  • Create a module set to: create a virtualized network function management virtual machine according to the registration information of the new version of the virtualized network function management;
  • Installing the module configured to: install the new version of the virtualized network function management on the virtualized network function management virtual machine created by the creating module;
  • Upgrade module set to: new version of the virtualized network function installed on the installation module Management for data upgrades;
  • the running module is configured to: after the data upgrade of the upgrade module is successful, run the new version of the virtualized network function management.
  • the registration information includes an operating system image and a template file that are managed by the virtualized network function.
  • the virtualized network function management and upgrading device further includes:
  • a production module configured to: if it is determined to update an operating system-related library of the virtualized network function management virtual machine, re-create an operating system image of the virtualized network function management; if it is determined to adjust the virtualized network function management virtual machine
  • the resources are re-created as template files for virtualized network function management.
  • the method further includes:
  • the judging module is configured to: determine whether the task in the current task queue of the old version of the virtualized network function management is being processed;
  • the setting module is configured to: if the determining module determines that there is, set the old version of the virtualized network function management to a maintenance state, so that the old version of the virtualized network function management stops the service service;
  • the control module is configured to: if the determining module determines that there is no, control the old version of the virtualized network function management to continue to stop the service service.
  • control module is further configured to: control the old version of the virtualized network function management to process only the tasks in the current task queue;
  • the setting module is configured to: when the control module controls the old version of the virtualized network function management to complete the task processing in the current task queue, the old version of the virtualized network function management from the working state Switching to the maintenance state causes the old version of the virtualized network function management to stop the business operation.
  • the method further includes:
  • the copy module is configured to: copy the data upgrade file of the old version of the virtualized network function management to a corresponding directory in the new version of the virtualized network function management according to the data upgrade requirement;
  • the upgrade module is configured to: perform a database upgrade script to perform upgrade data on the new version of the virtualized network function management by using the data upgrade file copied by the copy module.
  • the running module includes:
  • the sub-module is set to: start the new version of the virtualized network function management
  • the update submodule is configured to: if the startup submodule is successfully started, update the identification information of the virtualized network function management and the virtualized network function management information according to the identification information of the new version of the virtualized network function management.
  • the method further includes:
  • Delete the module set to: If the startup is successful, delete the virtualized network function management virtual machine to which the old version of the virtualized network function management belongs.
  • the method further includes:
  • Deleting the module if the data upgrade of the upgrade module fails or the running module fails to run, deleting the virtualized network function management virtual machine to which the new version of the virtualized network function management belongs;
  • the notification module is configured to: notify the old version of the virtualized network function management to perform business services.
  • a virtualized network function management server includes a network function virtualization orchestration unit and a new version of a virtualized network function management unit;
  • the network function virtualization orchestration unit creates the new version of the virtualized network function management unit according to the registration information of the new version of the virtualized network function management, and installs the new version on the new version of the virtualized network function management unit.
  • Virtualized network function management
  • the new version of the virtualized network function management unit After the installation is complete, the new version of the virtualized network function management unit performs data upgrade on the new version of the virtualized network function management. If the data upgrade is successful, the new version of the virtualized network function management is run.
  • an old version virtualization network function management unit is further included;
  • the network function virtualization orchestration unit sends the first state switching information to the old version virtualized network function management unit;
  • the old version of the virtualized network function management unit receives the first state switching information, and determines whether a task is being processed in the current task queue according to the first state switching information, and if not, stops the business operation. Sending a handover status confirmation message to the network function virtual
  • the network function virtualization orchestration unit receives the switching state confirmation information, and if so, processes only the tasks in the current task queue, and sends task processing information to the network function virtualization orchestration a unit, the network function virtualization orchestration unit receives the task processing information, and after waiting for a certain time, resending the first state switching information to the old version of the virtualized network function management unit until the old version is virtualized
  • the network function management completes the processing of the tasks in the current task queue.
  • At least one virtualized network function unit is further included;
  • the new version of the virtualized network function management unit starts the new version of the virtualized network function management
  • the new version of the virtualized network function management unit sends the update information to the at least one virtualized network function unit, where the update information carries the identification information of the new version of the virtualized network function management unit;
  • the at least one virtualization network function unit receives the update information, and updates the identifier information of the virtualized network function management unit stored in the update information to the new version of the virtualized network function according to the identifier information carried in the update information.
  • the identification information of the management unit sending update confirmation information to the new version of the virtualized network function management unit;
  • the new version of the virtualized network function management unit receives the update confirmation information, and manages the at least one virtualized network function unit according to the update confirmation information;
  • the new version of the virtualized network function management unit sends upgrade success information to the network function virtualization orchestration unit;
  • the network function virtualization orchestration unit updates the virtualized network function management information to the new version of the virtualized network function management according to the upgrade success information.
  • the network function virtualization orchestration unit deletes the new version of the virtualized network function management unit, and sends Second state switching information to the old version virtualization network function management unit;
  • the old version of the virtualized network function management unit receives the second state switching information, and notifies the old version of the virtualized network function management to perform the service according to the second state switching notification information. service.
  • a computer readable storage medium storing computer executable instructions for performing the method of any of the above.
  • This paper provides a virtualized network function management upgrade method, device and server, which utilizes virtualization platform resources to support automatic creation.
  • VNFM virtual machine By creating a new VNFM virtual machine to implement VNFM version upgrade, the entire upgrade process does not need to stop the current VNFM service, while creating a new version of the VNFM virtual machine, the old version of the VNFM can continue to work, and only switch the old version of the VNFM service to the maintenance state when the new version of the VNFM is upgraded, thereby reducing the time of VNFM service interruption during the upgrade process.
  • To improve the automation of the VNFM upgrade and to adjust the virtual machine resources of the VNFM in the process of upgrading the VNFM version, and avoid the expansion and expansion operations after the version upgrade succeeds.
  • the old version of the VNFM can be changed from the maintenance state to the working state to complete the upgrade rollback, which reduces the implementation complexity of the VNFM rollback to the old version of the VNFM and improves the rollback operation. Reliability.
  • the VNFM virtual machine resource can be adjusted by modifying the template file of the VNFM virtual machine before creation.
  • the subsequent processes do not require manual intervention, and all are automatically completed.
  • all VNFM information is stored on the NFVO, so that all VNFM upgrades can be automatically completed through a loop operation when processing multiple VNFM upgrades. Increased the automation of VNFM upgrades.
  • FIG. 2 is a flowchart of a VNFM upgrade method according to Embodiment 1 of the present invention.
  • FIG. 3 is a flowchart of a VNFM registration method according to Embodiment 1 of the present invention.
  • FIG. 4 is a flowchart of a VNFM virtual machine creation and version installation method according to Embodiment 1 of the present invention.
  • FIG. 5 is a schematic structural diagram of a VNFM upgrade apparatus according to Embodiment 2 of the present invention.
  • FIG. 6 is the information interaction between each unit in the VNFM server according to Embodiment 3 of the present invention; schematic diagram.
  • Embodiment 1 is a diagrammatic representation of Embodiment 1:
  • FIG. 2 is a flowchart of a VNFM upgrade method according to Embodiment 1 of the present invention. As shown in FIG. 2, the VNFM upgrade method includes:
  • the registration information of the new version of the VNFM may be obtained first, and the registration information includes a VNFM custom configuration file (defining the global configuration and network configuration of the VNFM), The version registration information (the information in the file.lst file) and the cloud platform information, wherein the version registration information includes but is not limited to the operating system image of the VNFM, the template file, etc., and the new version of the VNFM needs to be completed before obtaining the registration information.
  • FIG. 3 is a flowchart of a VNFM registration method according to Embodiment 1 of the present invention. As shown in FIG.
  • the registration process of the new version of the VNFM is completely consistent with the registration process before the VNFM is instantiated, and can be directly reused. I will not repeat them here. It should be noted that when multiple VNFMs are upgraded at the same time, the registration process only needs to be completed once. After the registration is completed, the registration information is obtained, so that when multiple VNFMs are simultaneously upgraded, according to the registration information acquired this time, Without having to get the note again Book information, create multiple identical VNFM virtual machines to upgrade VNFM on these multiple VNFM virtual machines.
  • the VNFM version package needs to be updated on the version server first, and when the VNFM version package is updated, if the VNFM is involved, Operating system library upgrades and/or virtual machine resource adjustments, you can update the operating system-related libraries of the new version of VNFM on the version server and/or adjust the virtual machine resources of the new version of VNFM, thereby avoiding manual patching and passing of the operating system.
  • the shrinking operation adjusts the virtual machine resources of the VNFM in the following manner:
  • the operating system image of the new version of the VNFM can be re-created by the user. After the production is completed, the operating system image is uploaded to the corresponding directory on the version server. In the file.lst file of the same level directory of the VNFM version package on the version server, the FTP path of the new version VNFM and the version server of the operating system image is imported, and the image upload of the new version of VNFM is completed.
  • the template file of the VNFM may be re-created by the user, and the template file is uploaded to the corresponding directory on the version server, that is, the template file of the VNFM on the version server is updated.
  • Update the VM resources defined in the template file such as CPU, memory, and hard disk.
  • MD5 Message-Digest Algorithm 5
  • FIG. 4 is a flowchart of a method for creating and installing a VNFM virtual machine according to Embodiment 1 of the present invention.
  • the flow of the VNFM virtual machine creation and version installation method is instantiated with VNFM.
  • the process is basically the same and will not be described here.
  • the only difference between the VNFM virtual machine creation and version installation method and the VNFM instantiation in this embodiment is that since this process is to upgrade the VNFM, it is here.
  • the VNFM service will not be started, and the VNFM will be started after the VNFM is instantiated.
  • VNFM instantiation operation can be reused after a slight modification. It should be noted that the old version will not be stopped during the above process of obtaining registration information, creating a VNFM virtual machine, and installing a new version of VNFM.
  • the VNFM service that is, the old version of VNFM, is always working, and it can handle the business normally.
  • the data of the new version of the VNFM needs to be upgraded, and before the new version of the VNFM is upgraded, it is determined whether there is a task in the current task queue of the old version of the VNFM. Yes, the old version of VNFM is set to the maintenance state, so that the old version of VNFM stops the business service.
  • the setting mode is: controlling the old version of VNFM to process only the tasks in the current task queue, not receiving new tasks, when the old After the VNFM finishes processing the tasks in the current task queue, the old version of the VNFM is switched from the working state to the maintenance state.
  • the maintenance state stops the old VNFM from operating the operation, and ensures that the new version of the VNFM is upgraded with the old version of the VNFM.
  • the data remains consistent. If not, it means that the old version of VNFM is already in maintenance state.
  • the old version of VNFM is controlled to stop the business service, and does not receive new tasks.
  • the data is upgraded directly to the new version of VNFM.
  • a state identifier needs to be added to the VNFM, and the status identifier is used to indicate the current state of the VNFM, and is mainly divided into an active state and a maintenance state.
  • the VNFM needs to provide a state switching message interface to switch the VNFM state during the VNFM upgrade process. That is, when the VNFM is in the working state, the VNFM is processing the task. When the VNFM is in the maintenance state, the VNFM is indicated. Stop processing the task.
  • the data of the new version of the VNFM can be upgraded. Since the current version of the data is on the virtual machine of the old version of the VNFM, the new version is When the data is upgraded, the data upgrade file of the old version of VNFM is copied to the corresponding directory in the new version of VNFM.
  • FTP File Transfer Protocol
  • the file transfer protocol performs a copy of the above file, and the data upgrade file includes, but is not limited to, a configuration file, a database file, and a template file and a version file related to the VNF in the old VNFM. If the file copy fails, it needs to be returned.
  • the virtualized network function management virtual machine to which the new version of VNFM belongs is deleted, that is, the new virtual machine that has installed the new version of VNFM is deleted, and the old VNFM is notified to start the business service, that is, the maintenance state is switched to the working state. If the file copy is successful, use the data upgrade file to execute the database upgrade script to the new version. Network management functions to upgrade data.
  • the new version of the VNFM it is selected whether the new version of the VNFM can be run, thereby managing the VNF through the upgraded new version of the VNFM, including:
  • the virtualized network function manages the virtual machine, that is, deletes the new virtual machine that has installed the new version of VNFM, and notifies the old version of VNFM to start the business service, that is, switches from the maintenance state to the working state; if the new version of VNFM is successfully started, If the VNFM is running normally, it means that the VNFM is successfully upgraded.
  • the VNF can be managed by the new version of VNFM.
  • VNFs managed by the old version of VNFM need to be updated according to the identification information of the new version of VNFM.
  • the identification information of the virtualized network function management and the virtualized network function management information in NFVO After the update is completed, the VNF can be managed by the new version of VNFM, and the NFVO is switched to the new version of the VNFM virtual machine.
  • the version VNFM is managed. Further, after the synchronization information flow is completed, the new version of VNFM can work normally, and the old one is deleted. Virtualized network management function of this VNFM belongs virtual machine.
  • VNFM version upgrade is implemented by creating a new VNFM virtual machine.
  • the entire upgrade process does not need to stop the current VNFM service.
  • the old version of VNFM can continue to work, only in the
  • the new version of VNFM performs data upgrade
  • the old version of the VNFM service is switched to the maintenance state, thereby reducing the time of VNFM service interruption during the upgrade process, improving the automation degree of the VNFM upgrade, and achieving the completion of the VNFM version upgrade process.
  • the adjustment of the virtual machine resources of the VNFM avoids the expansion and expansion operations after the version upgrade succeeds.
  • the old version of the VNFM can be changed from the maintenance state to the working state to complete the upgrade rollback, which reduces the implementation complexity of the VNFM rollback to the old version of the VNFM and improves the rollback operation. Reliability.
  • the new version of the VNFM virtual machine since the new version of the VNFM virtual machine is newly created, it can be modified by modifying the VNFM virtual machine model before creation. The board file is used to complete the adjustment of the VNFM virtual machine resources.
  • the subsequent processes do not require manual intervention, and all are automatically completed.
  • all VNFM information is stored on the NFVO, so that all VNFM upgrades can be automatically completed through a loop operation when processing multiple VNFM upgrades. Increased the automation of VNFM upgrades.
  • Embodiment 2 is a diagrammatic representation of Embodiment 1:
  • FIG. 5 is a schematic structural diagram of a VNFM upgrade apparatus according to Embodiment 2 of the present invention. As shown in FIG. 5, the VNFM upgrade apparatus includes:
  • Create module 1 set to: create a virtualized network function management virtual machine according to the registration information of the new version of the virtualized network function;
  • Install module 2 set to: install a new version of virtualized network function management on the virtualized network function management virtual machine created by creating module 1;
  • the upgrade module 3 is configured to: perform data upgrade on the new version of the virtualized network function management installed by the installation module 2;
  • Run module 4 set to: After the data upgrade of the upgrade module 3 is successful, run the new version of the virtualized network function management.
  • the registration information includes an operating system image and a template file managed by the virtualized network function.
  • the VNFM upgrade device further includes a production module 5 configured to: if it is determined to update an operating system-related library of the virtualized network function management virtual machine, Re-create the operating system image of the virtualized network function management; if it is determined to adjust the resources of the virtualized network function management virtual machine, re-create the template file of the virtualized network function management.
  • the VNFM upgrade device further includes a determining module 6, a setting module 7, and a control module 8.
  • the determining module 6 is configured to: determine whether the task is being processed in the current task queue of the old version of the virtualized network function, and the setting module 7 is configured. If the judging module 6 determines that there is, the old version of the virtualized network function management is set to the maintenance state, so that the old version of the virtualized network function management stops the service service, and the control module 8 is set to: if the judging module 6 judges that there is no, Then control the old version of the virtualized network function management to continue to stop the business service.
  • control module 8 is further configured to: control the old version of the virtualized network function management only The task in the previous task queue is processed
  • the setting module 7 is configured to: when the control module 8 controls the old version of the virtualized network function management to complete the task processing in the current task queue, the old version of the virtualized network function management is The working state is switched to the maintenance state, so that the old version of the virtualized network function management stops the business operation.
  • the VNFM upgrade device further includes a copy module 9 configured to: copy the data upgrade file of the old version of the virtualized network function management to a corresponding directory in the new version of the virtualized network function management according to the data upgrade requirement, and upgrade the module 3 It is set to: through the data upgrade file copied by the copy module 9, execute a database upgrade script to upgrade data of the new version of the virtualized network function management.
  • a copy module 9 configured to: copy the data upgrade file of the old version of the virtualized network function management to a corresponding directory in the new version of the virtualized network function management according to the data upgrade requirement, and upgrade the module 3 It is set to: through the data upgrade file copied by the copy module 9, execute a database upgrade script to upgrade data of the new version of the virtualized network function management.
  • the running module 4 includes a boot submodule 41 and an update submodule 42.
  • the boot submodule 41 is configured to: start a new version of the virtualized network function management
  • the update submodule 42 is configured to: if the boot submodule 41 is successfully started, according to The new version virtualizes the identification information of the network function management, updates the identification information of the virtualized network function management, and virtualizes the network function management information.
  • the VNFM upgrade device further includes a deletion module 10 configured to: if the startup is successful, delete the virtualized network function management virtual machine to which the old version of the virtualized network function management belongs.
  • the VNFM upgrade apparatus further includes a notification module 11, where the deletion module 10 is further configured to: if the data upgrade of the upgrade module 3 fails or the operation module 4 fails to run, delete the virtualized network function to which the new version of the virtualized network function management belongs The management virtual machine is configured to notify the old version of the virtualized network function management to perform business services.
  • Embodiment 3 is a diagrammatic representation of Embodiment 3
  • FIG. 6 is a schematic diagram of information exchange between each unit in a VNFM server according to Embodiment 3 of the present invention.
  • the embodiment further provides a virtualized network function management server, and the virtualized network function management server.
  • the NFVO unit creates a new version of the VNFM unit according to the registration information of the new version of the virtualized network function. Since the new version of the VNFM runs on the virtual machine, the new version of the VNFM unit is represented here in order for the new version of the VNFM unit to carry the new version of the VNFM unit.
  • the new version of the VNFM virtual machine installs a new version of VNFM on the new version of the VNFM unit. After the installation is complete, the new version of the VNFM unit upgrades the new version of the VNFM. If the data is successfully upgraded, the new version of the VNFM is run.
  • the old version of the VNFM unit is further included.
  • the data of the new version of the VNFM needs to be upgraded, and before the new version of the VNFM is upgraded, the NFVO unit sends the first status switching information.
  • the first state switching information is used to indicate that the old version VNFM unit is switched from the working state to the maintenance state, so that the old version VNFM unit stops the service operation, and the old version VNFM unit receives the first state switching information, according to the The first state switching information determines whether there is a task in the current task queue.
  • the old version VNFM unit continues to stop the service operation, sends the switching state confirmation information to the NVFO unit, and the NVFO unit receives the switching status confirmation information.
  • the control of the old version of VNFM if any, remains in the working state, only processes the tasks in the current task queue, sends the task processing information to the NVFO unit, and the NVFO unit receives the task processing information, and waits for a certain time to resend.
  • the first state switches information to the old version of the VNFM unit, so reciprocating until the old version of VNF M completes the processing of the task in the current task queue, that is, the NVFO unit receives the switching status confirmation information sent by the old version VNFM unit.
  • At least one VNF unit is further included, and the at least one VNF unit is a VNF unit managed by a VNFM unit before the VNFM upgrade.
  • the at least one VNF unit is a VNF unit managed by a VNFM unit before the VNFM upgrade.
  • the new version VNFM if the startup is successful, the new version VNFM unit sends update information to at least one VNF unit, the update information is used to indicate that at least one VNF unit managed by the old version VNFM unit updates the identification information of the VNFM stored therein, the update.
  • the information carries the identification information of the new version of the VNFM unit, and the identification information includes information such as the IP address of the new version of the VNFM unit.
  • the at least one VNF unit receives the update information, and stores the VNFM stored in the internal information according to the identification information carried in the update information.
  • the identification information of the unit is updated to the identification information of the new version of the VNFM unit, that is, the identification information of the old version of the VNFM unit is updated to the identification information of the new version of the VNFM unit, and after the update is completed, the update confirmation information is sent to the new version of the VNFM unit, the new version of the VNFM unit.
  • Receiving update confirmation information sent by at least one VNF unit The synchronization information flow is completed, and at least one VNF unit can be managed according to the update confirmation information.
  • the new version VNFM unit also sends the upgrade success information to the NVFO unit, and the NVFO unit receives the upgrade success information, and updates the VNFM information to the upgrade success information according to the upgrade success information.
  • the new version of the VNFM unit which is switched to the new version of the VNFM virtual machine, after the completion of the synchronization information flow, the new version The VNFM can work normally, and the NVFO unit can delete the old VNFM unit.
  • the NVFO unit deletes the new version VNFM unit, and sends the second state switching information to the old version VNFM unit, where the second state switching information is used to indicate the old version.
  • the VNFM unit switches from the maintenance state to the working state, so that the old VNFM starts to process the task.
  • the old VNFM unit receives the second state switching information, and according to the second state switching notification information, notifies the old version of the VNFM to switch from the maintenance state to the maintenance state.
  • the working state enables the old version of the VNFM unit to perform business operations.
  • all or part of the steps of the above embodiments may also be implemented by using an integrated circuit. These steps may be separately fabricated into individual integrated circuit modules, or multiple modules or steps may be fabricated into a single integrated circuit module. achieve.
  • the devices/function modules/functional units in the above embodiments may be implemented by a general-purpose computing device, which may be centralized on a single computing device or distributed over a network of multiple computing devices.
  • the device/function module/functional unit in the above embodiment When the device/function module/functional unit in the above embodiment is implemented in the form of a software function module and sold or used as a stand-alone product, it can be stored in a computer readable storage medium.
  • the above mentioned computer readable storage medium may be a read only memory, a magnetic disk or an optical disk or the like.
  • the embodiment of the invention provides a virtualized network function management upgrade method, device and server, which utilizes virtualization platform resources to support automatic creation characteristics, and creates a new VNFM virtual machine.
  • VNFM version upgrade the entire upgrade process does not need to stop the current VNFM service.
  • the old version of VNFM can continue to work, and the old version of VNFM service is only used when the new version of VNFM is upgraded.
  • Switching to the maintenance state the VNFM service interruption time during the upgrade process is reduced, and the automation of the VNFM upgrade is improved.
  • the VNFM virtual machine resource adjustment is completed during the VNFM version upgrade process, thereby avoiding the successful version upgrade. After the expansion operation.
  • the old version of the VNFM can be changed from the maintenance state to the working state to complete the upgrade rollback, which reduces the implementation complexity of the VNFM rollback to the old version of the VNFM and improves the rollback operation. Reliability.
  • the VNFM virtual machine resource can be adjusted by modifying the template file of the VNFM virtual machine before creation.
  • the subsequent processes do not require manual intervention, and all are automatically completed.
  • all VNFM information is stored on the NFVO, so that all VNFM upgrades can be automatically completed through a loop operation when processing multiple VNFM upgrades. Increased the automation of VNFM upgrades.

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Abstract

一种虚拟化网络功能管理升级方法、装置及服务器,其中,所述方法包括:根据新版本虚拟化网络功能的注册信息,创建虚拟化网络功能管理虚拟机;在虚拟化网络功能管理虚拟机上,安装新版本虚拟化网络功能管理;安装完成后,对新版本虚拟化网络功能管理进行数据升级;数据升级成功后,运行所述新版本虚拟化网络功能管理。

Description

一种虚拟化网络功能管理升级方法、装置及服务器 技术领域
本文涉及通讯领域,尤其涉及一种虚拟化网络功能管理升级方法、装置及服务器。
背景技术
在IT(Information Technology,信息技术)领域虚拟化、云计算等技术迅速发展的背景下,电信运营商为了应对网络服务商对运营商的冲击,提升需求而提出NFV(Network Function Virtualization,网络功能虚拟化),旨在通过基于行业标准的通用服务器、存储设备和交换设备,来取代通信网内私有专用的网元设备,最终降低运营商的投资和运营成本。
根据ETSI(European Telecommunications Standards Institute,欧洲电信标准化协会)的规范要求,在NFV-MANO(NFV Management and Orchestration,网络功能虚拟化管理与编排)域定义一套VNF(Virtualization Network Function,虚拟化网络功能)的自动化部署规范,其中,NFVO(Network Functions Virtualization Orchestrator,网络功能虚拟化编排)主要负责VNF规划和部署、整网虚拟资源的编排,VNFM(Virtualized Network Function Manager,虚拟化网络功能管理)负责VNF的生命周期管理,包含了VNF的实例化、弹性伸缩、缩扩容、实例终止等操作。因此,VNFM在整个NFV域中,是一个非常重要的节点,VNFM的升级的可靠性会直接影响到其管理的VNF的可靠性,一旦VNFM升级失败,需要能迅速回退到原来的版本,以保证VNF的正常运行和业务提供。
目前,VNFM的升级流程一般通过停止VNFM当前版本服务,安装新版本VNFM,执行数据升级,启动新版本VNFM服务等步骤完成,升级流程如图1所示,包括如下几个步骤:
S101:在进行VNFM升级前,需要先停止VNFM虚拟机上运行的旧版 本VNFM服务,然后对旧版本VNFM进行备份,即将旧版本软件、配置文件、数据库文件以及VNF相关的模板、版本等文件备份到另外的目录。
S102:从VNFM的版本服务器下载新版本VNFM至VNFM虚拟机。
S103:下载完成后,开始安装新版本VNFM。
S104、S105:新版本VNFM安装完成后,执行升级脚本进行数据库升级,数据库升级完成后,拷贝配置文件和VNF相关的模板、版本等文件到新版本目录。如果数据库升级失败,转到S108进行回退操作,升级失败。
S106、S107:新版本VNFM数据升级成功后,启动新版本VNFM服务,如果启动成功,则升级成功。如果启动失败,转到S108进行回退操作,升级失败。
S108:版本回退操作,即把已经安装的新版本VNFM删除,再把备份的文件还原到原来的目录,启动VNFM服务。
从上述流程可以看出,这种升级方式在一开始就需要停止VNFM服务,在此之后还需要一系列的文件拷贝处理,然后才是升级安装,升级过程中出现异常时还需要把备份的文件拷贝回去,增加了VNFM服务中断的时间。
电信设备实现NFV时,VNF的数量非常多,为了保证VNFM的处理性能,对VNFM管理的VNF数量是有限制的,这样就会导致VNFM的数量会有很多个,需要同时对这些VNFM进行升级,按上述升级流程,需要对每个VNFM按照上述步骤完成升级,不仅繁琐,而且很容易遗漏。
此外,VNFM的升级如果涉及操作系统库的升级,也需要在升级时手工对操作系统打补丁,增加了升级失败后回退操作的复杂性,如果遇到多个VNFM同时升级的情况,这种手工打补丁的方式也是非常麻烦的。
另外,如果VNFM升级过程中涉及VNFM虚拟机资源调整的,还需要在VNFM升级完成后再做一次缩扩容操作,不仅增加了VNFM服务中断的时间,而且增加了升级失败后回退的复杂性。
发明内容
本文提供了一种虚拟化网络功能管理升级方法、装置及服务器,解决了 VNFM在升级过程中,VNFM服务中断时间过长,且操作繁琐的问题。
一种虚拟化网络功能管理升级方法,包括:
根据新版本虚拟化网络功能管理的注册信息,创建虚拟化网络功能管理虚拟机;
在所述虚拟化网络功能管理虚拟机上,安装所述新版本虚拟化网络功能管理;
安装完成后,对所述新版本虚拟化网络功能管理进行数据升级;
数据升级成功后,运行所述新版本虚拟化网络功能管理。
在本发明的一种实施例中,所述注册信息包括虚拟化网络功能管理的操作系统镜像、模板文件;
在所述根据新版本虚拟化网络功能管理的注册信息,创建虚拟化网络功能管理虚拟机之前,还包括:
若确定更新所述虚拟化网络功能管理虚拟机的操作系统相关的库,则重新制作虚拟化网络功能管理的操作系统镜像;
若确定调整所述虚拟化网络功能管理虚拟机的资源,则重新制作虚拟化网络功能管理的模板文件。
在本发明的一种实施例中,在所述对所述新版本虚拟化网络功能管理进行数据升级之前,还包括:
判断旧版本虚拟化网络功能管理当前的任务队列中是否有任务正在处理;
若有,则将所述旧版本虚拟化网络功能管理设置为维护态,使所述旧版本虚拟化网络功能管理停止业务服务,若没有,则控制所述旧版本虚拟化网络功能管理继续停止业务服务,直接对所述新版本虚拟化网络功能管理进行数据升级。
在本发明的一种实施例中,所述将所述旧版本虚拟化网络功能管理设置为维护态,使所述旧版本虚拟化网络功能管理停止业务服务包括:
控制所述旧版本虚拟化网络功能管理只对所述当前的任务队列中的任务 进行处理;
当所述旧版本虚拟化网络功能管理对所述当前的任务队列中的任务处理完成后,将所述旧版本虚拟化网络功能管理从工作态切换为维护态,使所述旧版本虚拟化网络功能管理停止业务操作。
在本发明的一种实施例中,所述对所述新版本虚拟化网络功能管理进行数据升级包括:
根据数据升级要求,将所述旧版本虚拟化网络功能管理的数据升级文件拷贝至所述新版本虚拟化网络功能管理中对应的目录;
通过所述数据升级文件,执行数据库升级脚本对所述新版本虚拟化网络功能管理进行升级数据。
在本发明的一种实施例中,所述运行所述新版本虚拟化网络功能管理包括:
启动所述新版本虚拟化网络功能管理;
若启动成功,根据所述新版本虚拟化网络功能管理的标识信息,更新虚拟化网络功能管理的标识信息,以及虚拟化网络功能管理信息。
在本发明的一种实施例中,若启动成功,还包括:删除旧版本虚拟化网络功能管理所属的虚拟化网络功能管理虚拟机。
在本发明的一种实施例中,还包括:
若数据升级失败或运行失败,则删除所述新版本虚拟化网络功能管理所属的虚拟化网络功能管理虚拟机,通知旧版本虚拟化网络功能管理进行业务服务。
一种虚拟化网络功能管理升级装置,包括:
创建模块,设置为:根据新版本虚拟化网络功能管理的注册信息,创建虚拟化网络功能管理虚拟机;
安装模块,设置为:在所述创建模块创建的虚拟化网络功能管理虚拟机上,安装所述新版本虚拟化网络功能管理;
升级模块,设置为:对所述安装模块安装完成的新版本虚拟化网络功能 管理进行数据升级;
运行模块,设置为:所述升级模块的数据升级成功后,运行所述新版本虚拟化网络功能管理。
在本发明的一种实施例中,所述注册信息包括虚拟化网络功能管理的操作系统镜像、模板文件;所述虚拟化网络功能管理升级装置还包括:
制作模块,设置为:若确定更新所述虚拟化网络功能管理虚拟机的操作系统相关的库,则重新制作虚拟化网络功能管理的操作系统镜像;若确定调整所述虚拟化网络功能管理虚拟机的资源,则重新制作虚拟化网络功能管理的模板文件。
在本发明的一种实施例中,还包括:
判断模块,设置为:判断旧版本虚拟化网络功能管理当前的任务队列中是否有任务正在处理;
设置模块,设置为:若所述判断模块判断为有,则将所述旧版本虚拟化网络功能管理设置为维护态,使所述旧版本虚拟化网络功能管理停止业务服务;
控制模块,设置为:若所述判断模块判断为没有,则控制所述旧版本虚拟化网络功能管理继续停止业务服务。
在本发明的一种实施例中,所述控制模块还设置为:控制所述旧版本虚拟化网络功能管理只对所述当前的任务队列中的任务进行处理;
所述设置模块是设置为:当所述控制模块控制所述旧版本虚拟化网络功能管理对所述当前的任务队列中的任务处理完成后,将所述旧版本虚拟化网络功能管理从工作态切换为维护态,使所述旧版本虚拟化网络功能管理停止业务操作。
在本发明的一种实施例中,还包括:
拷贝模块,设置为:根据数据升级要求,将所述旧版本虚拟化网络功能管理的数据升级文件拷贝至所述新版本虚拟化网络功能管理中对应的目录;
所述升级模块是设置为:通过所述拷贝模块拷贝的数据升级文件,执行数据库升级脚本对所述新版本虚拟化网络功能管理进行升级数据。
在本发明的一种实施例中,所述运行模块包括:
启动子模块,设置为:启动所述新版本虚拟化网络功能管理;
更新子模块,设置为:若所述启动子模块启动成功,根据所述新版本虚拟化网络功能管理的标识信息,更新虚拟化网络功能管理的标识信息,以及虚拟化网络功能管理信息。
在本发明的一种实施例中,还包括:
删除模块,设置为:若启动成功,删除旧版本虚拟化网络功能管理所属的虚拟化网络功能管理虚拟机。
在本发明的一种实施例中,还包括:
删除模块,设置为:若所述升级模块的数据升级失败或所述运行模块运行失败,则删除所述新版本虚拟化网络功能管理所属的虚拟化网络功能管理虚拟机;
通知模块,设置为:通知旧版本虚拟化网络功能管理进行业务服务。
一种虚拟化网络功能管理服务器,包括网络功能虚拟化编排单元、新版本虚拟化网络功能管理单元;
所述网络功能虚拟化编排单元根据新版本虚拟化网络功能管理的注册信息,创建所述新版本虚拟化网络功能管理单元,在所述新版本虚拟化网络功能管理单元上,安装所述新版本虚拟化网络功能管理;
安装完成后,所述新版本虚拟化网络功能管理单元对所述新版本虚拟化网络功能管理进行数据升级,若数据升级成功,运行所述新版本虚拟化网络功能管理。
在本发明的一种实施例中,还包括旧版本虚拟化网络功能管理单元;
安装完成后,所述网络功能虚拟化编排单元发送第一状态切换信息至所述旧版本虚拟化网络功能管理单元;
所述旧版本虚拟化网络功能管理单元接收所述第一状态切换信息,根据所述第一状态切换信息,判断自身当前的任务队列中是否有任务正在处理,若没有,则继续停止业务操作,发送切换状态确认信息至所述网络功能虚拟 化编排单元,所述网络功能虚拟化编排单元接收所述切换状态确认信息,若有,则只对所述当前的任务队列中的任务进行处理,发送任务处理信息至所述网络功能虚拟化编排单元,所述网络功能虚拟化编排单元接收所述任务处理信息,等待一定时间后,重新发送所述第一状态切换信息至所述旧版本虚拟化网络功能管理单元,直到所述旧版本虚拟化网络功能管理对所述当前的任务队列中的任务处理完成。
在本发明的一种实施例中,还包括至少一个虚拟化网络功能单元;
所述新版本虚拟化网络功能管理单元启动所述新版本虚拟化网络功能管理;
若启动成功,所述新版本虚拟化网络功能管理单元发送更新信息至所述至少一个虚拟化网络功能单元,所述更新信息中携带所述新版本虚拟化网络功能管理单元的标识信息;
所述至少一个虚拟化网络功能单元接收所述更新信息,根据所述更新信息中携带的标识信息,将自身内部存储的虚拟化网络功能管理单元的标识信息更新为所述新版本虚拟化网络功能管理单元的标识信息,发送更新确认信息至所述新版本虚拟化网络功能管理单元;
所述新版本虚拟化网络功能管理单元接收所述更新确认信息,根据所述更新确认信息,管理所述至少一个虚拟化网络功能单元;
所述新版本虚拟化网络功能管理单元发送升级成功信息至所述网络功能虚拟化编排单元;
所述网络功能虚拟化编排单元根据所述升级成功信息,将虚拟化网络功能管理信息更新为所述新版本虚拟化网络功能管理。
在本发明的一种实施例中,若所述新版本虚拟化网络功能管理的数据升级失败或运行失败,则所述网络功能虚拟化编排单元删除所述新版本虚拟化网络功能管理单元,发送第二状态切换信息至所述旧版本虚拟化网络功能管理单元;
所述旧版本虚拟化网络功能管理单元接收所述第二状态切换信息,根据所述第二状态切换通知信息,通知所述旧版本虚拟化网络功能管理进行业务 服务。
一种计算机可读存储介质,存储有计算机可执行指令,所述计算机可执行指令用于执行上述任一项的方法。
本文提供一种虚拟化网络功能管理升级方法、装置及服务器,利用虚拟化平台资源支持自动创建的特性,通过创建一个新的VNFM虚拟机实现VNFM的版本升级,整个升级过程都不需要停止当前的VNFM服务,在创建新版本VNFM虚拟机的同时,旧版本VNFM可以继续工作,仅在新版本VNFM进行数据升级时才把旧版本VNFM服务切换到维护态,从而减少升级过程中VNFM服务中断的时间,提升VNFM升级时的自动化程度,同时实现了在VNFM版本升级的过程中一并完成VNFM的虚拟机资源的调整,避免了版本升级成功后的缩扩容操作。同时,VNFM升级失败后,只需把旧版本VNFM从维护态改成工作态即可完成升级的回退,降低了VNFM升级失败后回退到旧版本VNFM的实现复杂度,提高了回退操作的可靠性。另外,由于新版本的VNFM的虚拟机是新创建的,可以在创建前通过修改VNFM虚拟机的模板文件来完成VNFM虚拟机资源的调整。此外,通过NFVO发起操作后,后续流程均不需要人工干预,全部自动完成,同时,NFVO上保存着所有的VNFM的信息,这样处理多个VNFM升级时可以通过一个循环操作自动完成所有VNFM的升级,提升了VNFM升级的自动化程度。
附图概述
图1为相关技术的VNFM升级方法的流程图;
图2为本发明实施例一提供的VNFM升级方法的流程图;
图3为本发明实施例一提供的VNFM注册方法的流程图;
图4为本发明实施例一提供的VNFM虚拟机创建和版本安装方法的流程图;
图5为本发明实施例二提供的VNFM升级装置的结构示意图;
图6为本发明实施例三提供的VNFM服务器中每个单元之间信息交互的 示意图。
本发明的实施方式
下面结合附图对本发明的实施方式进行说明。
实施例一:
图2为本发明实施例一提供的VNFM升级方法的流程图,如图2所示,该VNFM升级方法包括:
S201:根据新版本虚拟化网络功能的注册信息,创建虚拟化网络功能管理虚拟机;
S202:在虚拟化网络功能管理虚拟机上,安装新版本虚拟化网络功能管理;
S203:安装完成后,对新版本虚拟化网络功能管理进行数据升级;
S204:数据升级成功后,运行新版本虚拟化网络功能管理。
为了减少VNFM升级过程中VNFM服务中断的时间,提升VNFM升级时的自动化程度,提高VNFM升级失败后回退操作的可靠性,在云平台服务器上,通过创建一个新的VNFM虚拟机,在该新的VNFM虚拟机上安装新本版VNFM,并对新版本VNFM进行数据升级,从而通过新版本VNFM对VNF进行管理,实现对VNFM的版本升级。
在本实施例中,为了创建新的VNFM虚拟机及安装新版本VNFM,可以先获取新版本VNFM的注册信息,该注册信息包括VNFM自定义配置文件(定义了VNFM的全局配置和网络配置)、版本注册信息(file.lst文件中的信息)和云平台信息,其中,版本注册信息包括但不局限于VNFM的操作系统镜像、模板文件等,在获取该注册信息之前,需要完成新版本VNFM的注册流程,图3为本发明实施例一提供的VNFM注册方法的流程图,如图3所示,该新版本VNFM的注册流程和VNFM实例化前的注册流程完全一致,可以直接复用,故在此不再赘述。需要说明的是,当多个VNFM同时升级时,此注册流程只需完成一次即可,注册完成后,获取该注册信息,这样多个VNFM同时升级时,都可根据此次获取的注册信息,而不需要再次获取该注 册信息,创建多个相同的VNFM虚拟机,从而分别在这多个VNFM虚拟机上对VNFM进行升级。
在上述技术方案中,在根据新版本虚拟化网络功能的注册信息,创建虚拟化网络功能管理虚拟机之前,首先需要在版本服务器上更新VNFM的版本包,在更新VNFM版本包时,若涉及VNFM的操作系统库升级和/或虚拟机资源调整,则可以更新版本服务器上新版本VNFM的操作系统相关的库和/或调整新版本VNFM的虚拟机资源,从而避免手工对操作系统打补丁及通过缩扩容操作调整VNFM的虚拟机资源,其方式如下:
(1)若VNFM升级时确定更新新版本VNFM的操作系统相关的库,则可以由用户重新制作新版本VNFM的操作系统镜像,制作完成后,将该操作系统镜像上传至版本服务器上对应的目录中,即更新至版本服务器上VNFM版本包同级目录的file.lst文件中,然后传入新版本VNFM、操作系统镜像所在的版本服务器的FTP路径,完成新版本VNFM的镜像上传;
(2)若VNFM升级时确定更改VNFM的虚拟机资源,则可以由用户重新制作VNFM的模板文件,将该模板文件上传至版本服务器上对应的目录中,即更新版本服务器上VNFM的模板文件,对该模板文件中定义的虚拟机资源进行更新,如CPU、内存、硬盘等参数信息,所有模板文件更新完成后,重新计算这些文件的MD5(Message-Digest Algorithm 5,信息-摘要算法5)值,将所有模板文件更新到版本包同级目录的file.lst文件中,然后传入新版本VNFM、模板文件所在的版本服务器的FTP路径,完成VNFM的虚拟机资源调整。
在本实施例中,图4为本发明实施例一提供的VNFM虚拟机创建和版本安装方法的流程图,如图4所示,该VNFM虚拟机创建和版本安装方法的流程与VNFM实例化的流程基本一致,在此不再赘述,但是需要注意的是,本实施例中VNFM虚拟机创建与版本安装方法与VNFM实例化的唯一不同在于,由于本流程是对VNFM进行升级,故在此处完成新版本VNFM的安装后,不会启动VNFM服务,而VNFM实例化后会启动VNFM,因此可以稍加修改后,复用VNFM实例化的操作。需要说明的是,在上述获取注册信息、创建VNFM虚拟机以及安装新版本VNFM的过程中,不会停止旧版本 VNFM的服务,即旧版本VNFM一直处于工作状态,其可以正常对业务进行处理。
在本实施例中,当新版本VNFM安装完成后,需要对新版本VNFM的数据进行升级,而在新版本VNFM进行数据升级前,判断旧版本VNFM当前的任务队列中是否有任务正在处理,若有,则将旧版本VNFM设置为维护态,使旧版本VNFM停止业务服务,其设置方式为:控制该旧版本VNFM只对当前的任务队列中的任务进行处理,不接收新的任务,当旧版本VNFM对当前的任务队列中的任务处理完成后,将旧版本VNFM从工作态切换为维护态,该维护态使旧版本VNFM停止业务操作,保证新版本VNFM在数据升级时与旧版本VNFM的数据保持一致性,若没有,意味着此时旧版本VNFM已处于维护态,控制旧版本VNFM继续停止业务服务,不接收新的任务,直接对新版本VNFM进行数据升级。需要说明的是,为了实现对旧版本VNFM状态的设置,在VNFM上需要新增一个状态标识,该状态标识用于表示VNFM当前所处的状态,其主要分为工作态和维护态,同时,VNFM上需要提供一个状态切换的消息接口,以便在VNFM的升级过程中,切换旧版本VNFM状态,即当VNFM处于工作态时,表示VNFM正在对任务进行处理,当VNFM处于维护态时,表示VNFM停止对任务进行处理。
在本实施例中,当旧版本VNFM停止对任务进行处理后,即可开始对新版本VNFM的数据进行升级操作,由于当前版本的数据都在旧版本VNFM的虚拟机上,因此,在对新版本VNFM进行数据升级时,根据数据升级要求,即数据升级时所需的数据、文件,将旧版本VNFM的数据升级文件拷贝至新版本VNFM中对应的目录,如可以通过FTP(File Transfer Protocol,文件传输协议)进行上述文件的拷贝,该数据升级文件包括但不局限于旧版本VNFM中的配置文件、数据库文件以及与VNF相关的模板文件、版本文件等,若文件拷贝失败,则需要进行回退操作,删除新版本VNFM所属的虚拟化网络功能管理虚拟机,即删除新的已经安装新版本VNFM的虚拟机,同时通知旧版本VNFM开始进行业务服务,即从维护态切换为工作态,若文件拷贝成功,则通过该数据升级文件,执行数据库升级脚本对新版本虚拟化网络功能管理进行升级数据。
在本实施例中,根据新版本VNFM的数据升级结果,选择是否可以运行新版本VNFM,从而通过升级后的新版本VNFM对VNF进行管理,包括:
(1)若新版本VNFM数据升级失败,则意味着VNFM升级失败,则需要进行回退操作,删除新版本VNFM所属的虚拟化网络功能管理虚拟机,即删除新的已经安装新版本VNFM的虚拟机,同时通知旧版本VNFM开始进行业务服务,即从维护态切换为工作态;
(2)若新版本VNFM数据升级成功,则启动新版本VNFM,若新版本VNFM启动失败,即新版本VNFM无法正常运行,则意味着VNFM升级失败,则需要进行回退操作,删除新版本VNFM所属的虚拟化网络功能管理虚拟机,即删除新的已经安装新版本VNFM的虚拟机,同时通知旧版本VNFM开始进行业务服务,即从维护态切换为工作态;若新版本VNFM启动成功,即新版本VNFM运行正常,则意味着VNFM升级成功,即可通过新版本VNFM对VNF进行管理,为了对VNF进行管理,需要根据新版本VNFM的标识信息,更新旧版本VNFM所管理的所有VNF中的虚拟化网络功能管理的标识信息,以及NFVO中的虚拟化网络功能管理信息,更新完成后,即可通过新版本VNFM对VNF进行管理,且使NFVO切换为新版本VNFM的虚拟机上,对新版本VNFM进行管理,进一步地,在完成同步信息流程之后,新版本VNFM即可正常工作,则删除旧版本VNFM所属的虚拟化网络功能管理虚拟机。
利用云平台服务器,通过创建一个新的VNFM虚拟机实现VNFM的版本升级,整个升级过程都不需要停止当前的VNFM服务,在创建新版本VNFM虚拟机的同时,旧版本VNFM可以继续工作,仅在新版本VNFM进行数据升级时才把旧版本VNFM服务切换到维护态,从而减少升级过程中VNFM服务中断的时间,提升VNFM升级时的自动化程度,同时实现了在VNFM版本升级的过程中一并完成VNFM的虚拟机资源的调整,避免了版本升级成功后的缩扩容操作。同时,VNFM升级失败后,只需把旧版本VNFM从维护态改成工作态即可完成升级的回退,降低了VNFM升级失败后回退到旧版本VNFM的实现复杂度,提高了回退操作的可靠性。另外,由于新版本的VNFM的虚拟机是新创建的,可以在创建前通过修改VNFM虚拟机的模 板文件来完成VNFM虚拟机资源的调整。此外,通过NFVO发起操作后,后续流程均不需要人工干预,全部自动完成,同时,NFVO上保存着所有的VNFM的信息,这样处理多个VNFM升级时可以通过一个循环操作自动完成所有VNFM的升级,提升了VNFM升级的自动化程度。
实施例二:
图5为本发明实施例二提供的VNFM升级装置的结构示意图,如图5所示,该VNFM升级装置包括:
创建模块1,设置为:根据新版本虚拟化网络功能的注册信息,创建虚拟化网络功能管理虚拟机;
安装模块2,设置为:在创建模块1创建的虚拟化网络功能管理虚拟机上,安装新版本虚拟化网络功能管理;
升级模块3,设置为:对安装模块2安装完成的新版本虚拟化网络功能管理进行数据升级;
运行模块4,设置为:升级模块3的数据升级成功后,运行新版本虚拟化网络功能管理。
可选地,注册信息包括虚拟化网络功能管理的操作系统镜像、模板文件;VNFM升级装置还包括制作模块5,设置为:若确定更新虚拟化网络功能管理虚拟机的操作系统相关的库,则重新制作虚拟化网络功能管理的操作系统镜像;若确定调整虚拟化网络功能管理虚拟机的资源,则重新制作虚拟化网络功能管理的模板文件。
可选地,VNFM升级装置还包括判断模块6、设置模块7、控制模块8,判断模块6设置为:判断旧版本虚拟化网络功能管理当前的任务队列中是否有任务正在处理,设置模块7设置为:若判断模块6判断为有,则将旧版本虚拟化网络功能管理设置为维护态,使旧版本虚拟化网络功能管理停止业务服务,控制模块8设置为:若判断模块6判断为没有,则控制旧版本虚拟化网络功能管理继续停止业务服务。
可选地,控制模块8还设置为:控制旧版本虚拟化网络功能管理只对当 前的任务队列中的任务进行处理,设置模块7是设置为:当控制模块8控制旧版本虚拟化网络功能管理对当前的任务队列中的任务处理完成后,将旧版本虚拟化网络功能管理从工作态切换为维护态,使旧版本虚拟化网络功能管理停止进行业务操作。
可选地,VNFM升级装置还包括拷贝模块9,设置为:根据数据升级要求,将旧版本虚拟化网络功能管理的数据升级文件拷贝至新版本虚拟化网络功能管理中对应的目录,升级模块3是设置为:通过拷贝模块9拷贝的数据升级文件,执行数据库升级脚本对所述新版本虚拟化网络功能管理进行升级数据。
可选地,运行模块4包括启动子模块41、更新子模块42,启动子模块41设置为:启动新版本虚拟化网络功能管理,更新子模块42设置为:若启动子模块41启动成功,根据新版本虚拟化网络功能管理的标识信息,更新虚拟化网络功能管理的标识信息,以及虚拟化网络功能管理信息。可选地,VNFM升级装置还包括删除模块10,设置为:若启动成功,删除旧版本虚拟化网络功能管理所属的虚拟化网络功能管理虚拟机。
可选地,VNFM升级装置还包括通知模块11,删除模块10还设置为:若升级模块3的数据升级失败或运行模块4运行失败,则删除新版本虚拟化网络功能管理所属的虚拟化网络功能管理虚拟机,通知模块11设置为:通知旧版本虚拟化网络功能管理进行业务服务。
实施例三:
图6为本发明实施例三提供的VNFM服务器中每个单元之间信息交互的示意图,如图6所示,本实施例还提供一种虚拟化网络功能管理服务器,该虚拟化网络功能管理服务器包括NFVO单元、新版本VNFM单元。NFVO单元根据新版本虚拟化网络功能的注册信息,创建新版本VNFM单元,由于新版本VNFM在虚拟机上运行,因此,为了使新版本VNFM单元承载新版本VNFM,此处新版本VNFM单元即表示新版本VNFM虚拟机,在新版本VNFM单元上,安装新版本VNFM,安装完成后,新版本VNFM单元对新版本VNFM进行数据升级,若数据升级成功,运行新版本VNFM。
在本实施例中,还包括旧版本VNFM单元,当新版本VNFM安装完成后,需要对新版本VNFM的数据进行升级,而在新版本VNFM进行数据升级前,NFVO单元将第一状态切换信息发送至旧版本VNFM单元,该第一状态切换信息用于指示旧版本VNFM单元从工作态切换为维护态,使旧版本VNFM单元停止业务操作,旧版本VNFM单元接收该第一状态切换信息,根据该第一状态切换信息,判断自身当前的任务队列中是否有任务正在处理,若没有,则旧版本VNFM单元继续停止业务操作,发送切换状态确认信息至NVFO单元,NVFO单元接收该切换状态确认信息完成对旧版本VNFM的控制,若有,则保持工作态,只对当前的任务队列中的任务进行处理,发送任务处理信息至NVFO单元,NVFO单元接收该任务处理信息,等待一定时间后,重新发送第一状态切换信息至旧版本VNFM单元,如此往复,直到旧版本VNFM对当前的任务队列中的任务处理完成,即NVFO单元接收到旧版本VNFM单元发送的切换状态确认信息为止。
在本实施例中,还包括至少一个VNF单元,该至少一个VNF单元为VNFM升级前旧版本VNFM单元所管理的VNF单元。对新版本VNFM进行数据升级操作后,根据新版本VNFM的数据升级结果,选择是否可以运行新版本VNFM,从而通过升级后的新版本VNFM单元对VNF进行管理,其实现包括:新版本VNFM单元启动新版本VNFM,若启动成功,新版本VNFM单元发送更新信息至至少一个VNF单元,该更新信息用于指示旧版本VNFM单元所管理的至少一个VNF单元更新其内部存储的VNFM的标识信息,该更新信息中携带新版本VNFM单元的标识信息,该标识信息包括新版本VNFM单元的IP地址等信息,至少一个VNF单元接收该更新信息,根据该更新信息中携带的标识信息,将自身内部存储的VNFM单元的标识信息更新为新版本VNFM单元的标识信息,即将旧版本VNFM单元的标识信息更新为新版本VNFM单元的标识信息,更新完成后,发送更新确认信息至新版本VNFM单元,新版本VNFM单元接收至少一个VNF单元发送的更新确认信息,完成同步信息流程,根据更新确认信息,即可管理至少一个VNF单元,新版本VNFM单元还发送升级成功信息至NVFO单元,NVFO单元接收该升级成功信息,根据该升级成功信息,将VNFM信息更新为新版本VNFM单元,即切换到新版本VNFM的虚拟机上,在完成同步信息流程之后,新版 本VNFM即可正常工作,则NVFO单元可删除旧版本VNFM单元。
在本实施例中,若新版本VNFM的数据升级失败或启动失败,则NVFO单元删除新版本VNFM单元,发送第二状态切换信息至旧版本VNFM单元,该第二状态切换信息用于指示旧版本VNFM单元从维护态切换至工作态,使旧版本VNFM开始对任务进行处理,旧版本VNFM单元接收该第二状态切换信息,根据该第二状态切换通知信息,通知旧版本VNFM从维护态切换为工作态,使旧版本VNFM单元进行业务操作。
本领域普通技术人员可以理解上述实施例的全部或部分步骤可以使用计算机程序流程来实现,所述计算机程序可以存储于一计算机可读存储介质中,所述计算机程序在相应的硬件平台上(如系统、设备、装置、器件等)执行,在执行时,包括方法实施例的步骤之一或其组合。
可选地,上述实施例的全部或部分步骤也可以使用集成电路来实现,这些步骤可以被分别制作成一个个集成电路模块,或者将它们中的多个模块或步骤制作成单个集成电路模块来实现。
上述实施例中的装置/功能模块/功能单元可以采用通用的计算装置来实现,它们可以集中在单个的计算装置上,也可以分布在多个计算装置所组成的网络上。
上述实施例中的装置/功能模块/功能单元以软件功能模块的形式实现并作为独立的产品销售或使用时,可以存储在一个计算机可读取存储介质中。上述提到的计算机可读取存储介质可以是只读存储器,磁盘或光盘等。
工业实用性
本发明实施例提供一种虚拟化网络功能管理升级方法、装置及服务器,利用虚拟化平台资源支持自动创建的特性,通过创建一个新的VNFM虚拟机 实现VNFM的版本升级,整个升级过程都不需要停止当前的VNFM服务,在创建新版本VNFM虚拟机的同时,旧版本VNFM可以继续工作,仅在新版本VNFM进行数据升级时才把旧版本VNFM服务切换到维护态,从而减少升级过程中VNFM服务中断的时间,提升VNFM升级时的自动化程度,同时实现了在VNFM版本升级的过程中一并完成VNFM的虚拟机资源的调整,避免了版本升级成功后的缩扩容操作。同时,VNFM升级失败后,只需把旧版本VNFM从维护态改成工作态即可完成升级的回退,降低了VNFM升级失败后回退到旧版本VNFM的实现复杂度,提高了回退操作的可靠性。另外,由于新版本的VNFM的虚拟机是新创建的,可以在创建前通过修改VNFM虚拟机的模板文件来完成VNFM虚拟机资源的调整。此外,通过NFVO发起操作后,后续流程均不需要人工干预,全部自动完成,同时,NFVO上保存着所有的VNFM的信息,这样处理多个VNFM升级时可以通过一个循环操作自动完成所有VNFM的升级,提升了VNFM升级的自动化程度。

Claims (21)

  1. 一种虚拟化网络功能管理升级方法,包括:
    根据新版本虚拟化网络功能管理的注册信息,创建虚拟化网络功能管理虚拟机;
    在所述虚拟化网络功能管理虚拟机上,安装所述新版本虚拟化网络功能管理;
    安装完成后,对所述新版本虚拟化网络功能管理进行数据升级;
    数据升级成功后,运行所述新版本虚拟化网络功能管理。
  2. 根据权利要求1所述的虚拟化网络功能管理升级方法,其中,所述注册信息包括虚拟化网络功能管理的操作系统镜像、模板文件;
    在所述根据新版本虚拟化网络功能管理的注册信息,创建虚拟化网络功能管理虚拟机之前,还包括:
    若确定更新所述虚拟化网络功能管理虚拟机的操作系统相关的库,则重新制作虚拟化网络功能管理的操作系统镜像;
    若确定调整所述虚拟化网络功能管理虚拟机的资源,则重新制作虚拟化网络功能管理的模板文件。
  3. 根据权利要求1所述的虚拟化网络功能管理升级方法,其中,在所述对所述新版本虚拟化网络功能管理进行数据升级之前,还包括:
    判断旧版本虚拟化网络功能管理当前的任务队列中是否有任务正在处理;
    若有,则将所述旧版本虚拟化网络功能管理设置为维护态,使所述旧版本虚拟化网络功能管理停止业务服务,若没有,则控制所述旧版本虚拟化网络功能管理继续停止业务服务,直接对所述新版本虚拟化网络功能管理进行数据升级。
  4. 根据权利要求3所述的虚拟化网络功能管理升级方法,其中,所述将所述旧版本虚拟化网络功能管理设置为维护态,使所述旧版本虚拟化网络功 能管理停止业务服务包括:
    控制所述旧版本虚拟化网络功能管理只对所述当前的任务队列中的任务进行处理;
    当所述旧版本虚拟化网络功能管理对所述当前的任务队列中的任务处理完成后,将所述旧版本虚拟化网络功能管理从工作态切换为维护态,使所述旧版本虚拟化网络功能管理停止业务操作。
  5. 根据权利要求3所述的虚拟化网络功能管理升级方法,其中,所述对所述新版本虚拟化网络功能管理进行数据升级包括:
    根据数据升级要求,将所述旧版本虚拟化网络功能管理的数据升级文件拷贝至所述新版本虚拟化网络功能管理中对应的目录;
    通过所述数据升级文件,执行数据库升级脚本对所述新版本虚拟化网络功能管理进行升级数据。
  6. 根据权利要求1-5任一项所述的虚拟化网络功能管理升级方法,其中,所述运行所述新版本虚拟化网络功能管理包括:
    启动所述新版本虚拟化网络功能管理;
    若启动成功,根据所述新版本虚拟化网络功能管理的标识信息,更新虚拟化网络功能管理的标识信息,以及虚拟化网络功能管理信息。
  7. 根据权利要求6所述的虚拟化网络功能管理升级方法,其中,若启动成功,还包括:删除旧版本虚拟化网络功能管理所属的虚拟化网络功能管理虚拟机。
  8. 根据权利要求1-5所述的虚拟化网络功能管理升级方法,还包括:
    若数据升级失败或运行失败,则删除所述新版本虚拟化网络功能管理所属的虚拟化网络功能管理虚拟机,通知旧版本虚拟化网络功能管理进行业务服务。
  9. 一种虚拟化网络功能管理升级装置,包括:
    创建模块,设置为:根据新版本虚拟化网络功能管理的注册信息,创建虚拟化网络功能管理虚拟机;
    安装模块,设置为:在所述创建模块创建的虚拟化网络功能管理虚拟机上,安装所述新版本虚拟化网络功能管理;
    升级模块,设置为:对所述安装模块安装完成的新版本虚拟化网络功能管理进行数据升级;
    运行模块,设置为:所述升级模块的数据升级成功后,运行所述新版本虚拟化网络功能管理。
  10. 根据权利要求9所述的虚拟化网络功能管理升级装置,其中,所述注册信息包括虚拟化网络功能管理的操作系统镜像、模板文件;所述虚拟化网络功能管理升级装置还包括:
    制作模块,设置为:若确定更新所述虚拟化网络功能管理虚拟机的操作系统相关的库,则重新制作虚拟化网络功能管理的操作系统镜像;若确定调整所述虚拟化网络功能管理虚拟机的资源,则重新制作虚拟化网络功能管理的模板文件。
  11. 根据权利要求9所述的虚拟化网络功能管理升级装置,还包括:
    判断模块,设置为:判断旧版本虚拟化网络功能管理当前的任务队列中是否有任务正在处理;
    设置模块,设置为:若所述判断模块判断为有,则将所述旧版本虚拟化网络功能管理设置为维护态,使所述旧版本虚拟化网络功能管理停止业务服务;
    控制模块,设置为:若所述判断模块判断为没有,则控制所述旧版本虚拟化网络功能管理继续停止业务服务。
  12. 根据权利要求11所述的虚拟化网络功能管理升级装置,其中,
    所述控制模块还设置为:控制所述旧版本虚拟化网络功能管理只对所述当前的任务队列中的任务进行处理;
    所述设置模块是设置为:当所述控制模块控制所述旧版本虚拟化网络功能管理对所述当前的任务队列中的任务处理完成后,将所述旧版本虚拟化网络功能管理从工作态切换为维护态,使所述旧版本虚拟化网络功能管理停止业务操作。
  13. 根据权利要求11所述的虚拟化网络功能管理升级装置,还包括:
    拷贝模块,设置为:根据数据升级要求,将所述旧版本虚拟化网络功能管理的数据升级文件拷贝至所述新版本虚拟化网络功能管理中对应的目录;
    所述升级模块是设置为:通过所述拷贝模块拷贝的数据升级文件,执行数据库升级脚本对所述新版本虚拟化网络功能管理进行升级数据。
  14. 根据权利要求9-13任一项所述的虚拟化网络功能管理升级装置,其中,所述运行模块包括:
    启动子模块,设置为:启动所述新版本虚拟化网络功能管理;
    更新子模块,设置为:若所述启动子模块启动成功,根据所述新版本虚拟化网络功能管理的标识信息,更新虚拟化网络功能管理的标识信息,以及虚拟化网络功能管理信息。
  15. 根据权利要求14所述的虚拟化网络功能管理升级装置,还包括:
    删除模块,设置为:若启动成功,删除旧版本虚拟化网络功能管理所属的虚拟化网络功能管理虚拟机。
  16. 根据权利要求9-13所述的虚拟化网络功能管理升级装置,还包括:
    删除模块,设置为:若所述升级模块的数据升级失败或所述运行模块运行失败,则删除所述新版本虚拟化网络功能管理所属的虚拟化网络功能管理虚拟机;
    通知模块,设置为:通知旧版本虚拟化网络功能管理进行业务服务。
  17. 一种虚拟化网络功能管理服务器,包括网络功能虚拟化编排单元、新版本虚拟化网络功能管理单元;
    所述网络功能虚拟化编排单元根据新版本虚拟化网络功能管理的注册信息,创建所述新版本虚拟化网络功能管理单元,在所述新版本虚拟化网络功能管理单元上,安装所述新版本虚拟化网络功能管理;
    安装完成后,所述新版本虚拟化网络功能管理单元对所述新版本虚拟化网络功能管理进行数据升级,若数据升级成功,运行所述新版本虚拟化网络功能管理。
  18. 根据权利要求17所述的虚拟化网络功能管理服务器,还包括旧版本虚拟化网络功能管理单元;
    安装完成后,所述网络功能虚拟化编排单元发送第一状态切换信息至所述旧版本虚拟化网络功能管理单元;
    所述旧版本虚拟化网络功能管理单元接收所述第一状态切换信息,根据所述第一状态切换信息,判断自身当前的任务队列中是否有任务正在处理,若没有,则继续停止业务操作,发送切换状态确认信息至所述网络功能虚拟化编排单元,所述网络功能虚拟化编排单元接收所述切换状态确认信息,若有,则只对所述当前的任务队列中的任务进行处理,发送任务处理信息至所述网络功能虚拟化编排单元,所述网络功能虚拟化编排单元接收所述任务处理信息,等待一定时间后,重新发送所述第一状态切换信息至所述旧版本虚拟化网络功能管理单元,直到所述旧版本虚拟化网络功能管理对所述当前的任务队列中的任务处理完成。
  19. 根据权利要求17所述的虚拟化网络功能管理服务器,还包括至少一个虚拟化网络功能单元;
    所述新版本虚拟化网络功能管理单元启动所述新版本虚拟化网络功能管理;
    若启动成功,所述新版本虚拟化网络功能管理单元发送更新信息至所述至少一个虚拟化网络功能单元,所述更新信息中携带所述新版本虚拟化网络功能管理单元的标识信息;
    所述至少一个虚拟化网络功能单元接收所述更新信息,根据所述更新信息中携带的标识信息,将自身内部存储的虚拟化网络功能管理单元的标识信息更新为所述新版本虚拟化网络功能管理单元的标识信息,发送更新确认信息至所述新版本虚拟化网络功能管理单元;
    所述新版本虚拟化网络功能管理单元接收所述更新确认信息,根据所述更新确认信息,管理所述至少一个虚拟化网络功能单元;
    所述新版本虚拟化网络功能管理单元发送升级成功信息至所述网络功能虚拟化编排单元;
    所述网络功能虚拟化编排单元根据所述升级成功信息,将虚拟化网络功能管理信息更新为所述新版本虚拟化网络功能管理。
  20. 根据权利要求18或19所述的虚拟化网络功能管理服务器,其中,
    若所述新版本虚拟化网络功能管理的数据升级失败或运行失败,则所述网络功能虚拟化编排单元删除所述新版本虚拟化网络功能管理单元,发送第二状态切换信息至所述旧版本虚拟化网络功能管理单元;
    所述旧版本虚拟化网络功能管理单元接收所述第二状态切换信息,根据所述第二状态切换通知信息,通知所述旧版本虚拟化网络功能管理进行业务服务。
  21. 一种计算机可读存储介质,存储有计算机可执行指令,所述计算机可执行指令用于执行权利要求1-8任一项的方法。
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