Method and apparatus for deploying network service

1. A method for deploying a network service, comprising:

obtaining, by a primary orchestrator, a network service instantiation request, wherein the network service instantiation request requests that the primary orchestrator instantiate the network service, and wherein the network service comprises a first subnetwork service nested in the network service;

obtaining, by the primary orchestrator, network service description information across orchestrator management domains;

determining, by the primary orchestrator and according to the network service description information, that the first subnetwork service needs to be deployed in a management domain of a secondary orchestrator;

sending, by the primary orchestrator, a subnetwork service instantiation request to the secondary orchestrator, wherein the subnetwork service instantiation request requests that the secondary orchestrator instantiate the first subnetwork service;

determining, by the primary orchestrator according to the network service description information, a virtualized network function that needs to be deployed in a management domain of the primary orchestrator, wherein the network service further comprises the virtualized network function; and

instantiating, by the primary orchestrator, the virtualized network function;

wherein the management domain of the primary orchestrator is different from the management domain of the secondary orchestrator.

2. The method according to claim 1 , wherein the method further comprises performing, after the sending the subnetwork service instantiation request to the secondary orchestrator:

receiving, by the primary orchestrator, a lifecycle management operation request sent by the secondary orchestrator, wherein the lifecycle management operation request requests to manage a lifecycle of the instantiated first subnetwork service; and

sending, by the primary orchestrator, a lifecycle management operation request acknowledgment message to the secondary orchestrator.

3. The method according to claim 1 , wherein the method further comprises performing, after the sending the subnetwork service instantiation request to the secondary orchestrator:

sending, by the primary orchestrator, lifecycle management policy information to the secondary orchestrator, wherein the lifecycle management policy information is for describing permission of the secondary orchestrator to perform a lifecycle management operation on the first subnetwork service.

4. The method according to claim 1 , wherein the network service description information comprises at least one of a network service descriptor or a network service instantiation parameter.

5. An apparatus, comprising:

at least one processor; and

a non-transitory computer readable storage medium storing a program for execution by the at least one processor, the program comprising instructions for:

obtaining a network service instantiation request, wherein the network service instantiation request requests that a primary orchestrator instantiate a network service, and wherein the network service comprises a first subnetwork service nested in the network service;

obtaining network service description information across orchestrator management domains;

determining, according to the network service description information, that the first subnetwork service needs to be deployed in a management domain of a secondary orchestrator;

sending a subnetwork service instantiation request to the secondary orchestrator, wherein the subnetwork service instantiation request requests that the secondary orchestrator instantiate the first subnetwork service;

determining, according to the network service description information, a virtualized network function that needs to be deployed in a management domain of the primary orchestrator, wherein the network service further comprises the virtualized network function; and

instantiating the virtualized network function;

wherein the management domain of the primary orchestrator is different from the management domain of the secondary orchestrator.

6. The apparatus according to claim 5 , wherein the program further comprises instructions for, after the sending the subnetwork service instantiation request to the secondary orchestrator:

receiving a lifecycle management operation request sent from the secondary orchestrator, wherein the lifecycle management operation request is for requesting to manage a lifecycle of the instantiated first subnetwork service; and

sending a lifecycle management operation request acknowledgment message to the secondary orchestrator.

7. The apparatus according to claim 5 , wherein the program further comprises instructions for, after the sending the subnetwork service instantiation request to the secondary orchestrator:

sending lifecycle management policy information to the secondary orchestrator, wherein the lifecycle management policy information describes permission of the secondary orchestrator to perform a lifecycle management operation on the first subnetwork service.

8. The apparatus according to claim 5 , wherein the network service description information comprises at least one of a network service descriptor or a network service instantiation parameter.

9. The method according to claim 1 , wherein the primary orchestrator is a primary network function virtualization orchestrator (NFVO) and the secondary orchestrator is a secondary (NFVO).

10. The apparatus according to claim 5 , wherein the primary orchestrator is a primary network function virtualization orchestrator (NFVO) and the secondary orchestrator is a secondary (NFVO).

11. A system, comprising:

a primary orchestrator; and

a secondary orchestrator, wherein a management domain of the primary orchestrator is different from a management domain of the secondary orchestrator;

wherein the primary orchestrator comprises:

at least one processor; and

a non-transitory computer readable storage medium storing a program for execution by the at least one processor, the program comprising instructions for:

obtaining a network service instantiation request, wherein the network service instantiation request requests that the primary orchestrator instantiate a network service, and wherein the network service comprises a first subnetwork service nested in the network service;

obtaining network service description information across orchestrator management domains;

determining, according to the network service description information, that the first subnetwork service needs to be deployed in the management domain of the secondary orchestrator;

sending a subnetwork service instantiation request to the secondary orchestrator, wherein the subnetwork service instantiation request requests that the secondary orchestrator instantiate the first subnetwork service;

determining, according to the network service description information, a virtualized network function that needs to be deployed in the management domain of the primary orchestrator, wherein the network service further comprises the virtualized network function; and

instantiating the virtualized network function.

12. The system according to claim 11 , wherein the program further comprises instructions for, after the sending the subnetwork service instantiation request to the secondary orchestrator:

receiving a lifecycle management operation request sent from the secondary orchestrator, wherein the lifecycle management operation request is for requesting to manage a lifecycle of the instantiated first subnetwork service; and

sending a lifecycle management operation request acknowledgment message to the secondary orchestrator.

13. The system according to claim 11 , wherein the program further comprises instructions for, after the sending the subnetwork service instantiation request to the secondary orchestrator:

sending lifecycle management policy information to the secondary orchestrator, wherein the lifecycle management policy information describes permission of the secondary orchestrator to perform a lifecycle management operation on the first subnetwork service.

14. The system according to claim 11 , wherein the network service description information comprises at least one of a network service descriptor or a network service instantiation parameter.

15. The system according to claim 11 , wherein the primary orchestrator is a primary network function virtualization orchestrator (NFVO) and the secondary orchestrator is a secondary NFVO.

16. A method for deploying a network service, comprising:

obtaining, by a primary orchestrator, a network service instantiation request, wherein the network service instantiation request requests that the primary orchestrator instantiate the network service, the network service comprises a first subnetwork service nested in the network service;

obtaining, by the primary orchestrator, network service description information across orchestrator management domains;

determining, by the primary orchestrator and according to the network service description information, that the first subnetwork service needs to be deployed in a management domain of a secondary orchestrator;

sending, by the primary orchestrator, a subnetwork service instantiation request to the secondary orchestrator, wherein the subnetwork service instantiation request requests that the secondary orchestrator instantiate the first subnetwork service;

instantiating, by the secondary orchestrator, the first subnetwork service;

determining, by the primary orchestrator according to the network service description information, a virtualized network function that needs to be deployed in a management domain of the primary orchestrator, wherein the network service further comprises the virtualized network function; and

instantiating, by the primary orchestrator, the virtualized network function;

wherein the management domain of the primary orchestrator is different from the management domain of the secondary orchestrator.

17. The method according to claim 16 , wherein the network service further comprises a second subnetwork service, and wherein the method further comprises:

determining, by the primary orchestrator according to the network service description information, the second subnetwork service that needs to be deployed in the management domain of the primary orchestrator; and

instantiating, by the primary orchestrator, the second subnetwork service.

18. The method according to claim 16 , wherein the method further comprises performing, after the sending the subnetwork service instantiation request to the secondary orchestrator:

receiving, by the primary orchestrator, a lifecycle management operation request sent by the secondary orchestrator, wherein the lifecycle management operation request requests to manage a lifecycle of the instantiated first subnetwork service; and

sending, by the primary orchestrator, a lifecycle management operation request acknowledgment message to the secondary orchestrator.

19. The method according to claim 16 , wherein the method further comprises performing, after the sending the subnetwork service instantiation request to the secondary orchestrator:

sending, by the primary orchestrator, lifecycle management policy information to the secondary orchestrator, wherein the lifecycle management policy information is for describing permission of the secondary orchestrator to perform a lifecycle management operation on the first subnetwork service.

20. A non-transitory computer-readable storage medium storing a program to be executed by at least one processor, the program including instructions to configure the at least one processor for:

obtaining a network service instantiation request, wherein the network service instantiation request requests that a primary orchestrator instantiate a network service, and the network service comprises a first subnetwork service nested in the network service;

obtaining network service description information across orchestrator management domains;

determining, according to the network service description information, that the first subnetwork service needs to be deployed in the management domain of a secondary orchestrator;

sending a subnetwork service instantiation request to the secondary orchestrator, wherein the subnetwork service instantiation request requests that the secondary orchestrator instantiate the first subnetwork service;

determining, according to the network service description information, a virtualized network function that needs to be deployed in the management domain of the primary orchestrator, wherein the network service further comprises the virtualized network function; and

instantiating the virtualized network function;

wherein the management domain of the primary orchestrator is different from the management domain of the secondary orchestrator.