Life cycle management method and device for network service
A life cycle management method and device for a network service are provided. The method includes determining, by an operation support system (OSS) according to a target network service (NS), an existing virtualized network function (VNF) instance required for life cycle management on the target NS; sending, by the OSS, a life cycle management request of the target NS to a network function virtualization orchestrator (NFVO), where the life cycle management request includes a mapping relationship between an identifier of the existing VNF instance and a characteristic parameter corresponding to the identifier; and receiving, by the NFVO, the life cycle management request from the OSS for the target NS, and performing life cycle management on the target NS according to the existing VNF instance and the mapping relationship. In embodiments of the present disclosure, processing efficiency of life cycle management and resource utilization can be improved.
1. A life cycle management method for a network service, wherein the method comprises:
receiving, by a network function virtualization orchestrator (NFVO) from an operation support system (OSS), a life cycle management request for a target network service (NS), wherein the life cycle management request comprises a mapping relationship between an identifier of an existing virtualized network function (VNF) instance and a characteristic parameter corresponding to the identifier, wherein the characteristic parameter is an identifier parameter that is in a target network service descriptor (NSD), wherein the characteristic parameter is for identifying only one piece of VNF instance requirement information that is in the target NSD, and wherein the VNF instance requirement information comprises a virtualized network function descriptor and a deployment flavor; and
performing, by the NFVO, life cycle management on the target NS according to the existing VNF instance and the mapping relationship.
2. The method of claim 1 , wherein the life cycle management request further comprises an identifier of the target NSD.
3. The method of claim 1 , wherein the identifier of the existing VNF instance and the characteristic parameter corresponding to the identifier are determined by the OSS according to instance information of the existing VNF instance and the piece of VNF instance requirement information required by the target NSD.
4. The method of claim 1 , wherein performing, by the NFVO, the life cycle management on the target NS according to the existing VNF instance and the mapping relationship comprises:
matching, by the NFVO, the mapping relationship with the characteristic parameter of the piece of VNF instance requirement information required by the target NSD;
obtaining, by the NFVO, an existing VNF instance corresponding to a matched characteristic parameter; and
performing, by the NFVO, instantiation according to VNF instance requirement information corresponding to a mismatched characteristic parameter.
5. A life cycle management method for a network service, wherein the method comprises:
determining, by an operation support system (OSS) according to life cycle management requirement information, an existing virtualized network function (VNF) instance required for life cycle management on a target network service (NS); and
sending, by the OSS, a life cycle management request of the target NS to a network function virtualization orchestrator (NFVO), wherein the life cycle management request instructs the NFVO to perform life cycle management on the target NS, wherein the life cycle management request comprises a mapping relationship between an identifier of the existing VNF instance and a characteristic parameter corresponding to the identifier, wherein the characteristic parameter is an identifier parameter that is in a target network service descriptor (NSD), wherein the characteristic parameter is for identifying only one piece of VNF instance requirement information that is in the target NSD, wherein the VNF instance requirement information comprises a virtualized network function descriptor and a deployment flavor.
6. The method of claim 5 ; wherein the life cycle management request further comprises an identifier of the target NSD.
7. An apparatus, comprising:
a processor; and
a memory coupled to the processor and comprising instructions that, when executed by the processor, cause the apparatus to be configured to:
receive, from an operation support system (OSS), a life cycle management request for a target network service (NS), wherein the life cycle management request comprises a mapping relationship between an identifier of an existing virtualized network function (VNF) instance and a characteristic parameter corresponding to the identifier, wherein the characteristic parameter is an identifier parameter that is in a target network service descriptor (NSD), wherein the characteristic parameter is for identifying only one piece of VNF instance requirement information that is in the target NSD, and wherein the VNF instance requirement information comprises a virtualized network function descriptor and a deployment flavor; and
perform life cycle management on the target NS according to the existing VNF instance and the mapping relationship.
8. The apparatus of claim 7 , wherein the life cycle management request further comprises an identifier of the target NSD.
9. An apparatus, comprising:
a processor; and
a memory coupled to the processor and comprising instructions that, when executed by the processor, cause the apparatus to be configured to:
determine, according to life cycle management requirement information, an existing virtualized network function (VNF) instance required for life cycle management on a target network service (NS); and
send a life cycle management request of the target NS to a network function virtualization orchestrator (NFVO), wherein the life cycle management request instructs the NFVO to perform life cycle management on the target NS, wherein the life cycle management request comprises a mapping relationship between an identifier of the existing VNF instance and a characteristic parameter corresponding to the identifier, wherein the characteristic parameter is an identifier parameter that is in a target network service descriptor (NSD), wherein the characteristic parameter is for identifying only one piece of VNF instance requirement information that is in the target NSD, and wherein the VNF instance requirement information comprises a virtualized network function descriptor and a deployment flavor.
10. The apparatus of claim 9 , wherein the life cycle management request further comprises an identifier of the target NSD.
11. A method, comprising:
sending, by an operation support system (OSS), a life cycle management request for a target network service (NS) to a network function virtualization orchestrator (NFVO), wherein the life cycle management request instructs the NFVO to perform life cycle management on the target NS, wherein the life cycle management request comprises a mapping relationship between an identifier of an existing virtualized network function (VNF) instance and a characteristic parameter corresponding to the identifier, wherein the characteristic parameter is an identifier parameter that is in a target network service descriptor (NSD), wherein the characteristic parameter is for identifying only one piece of VNF instance requirement information that is in the target NSD, and wherein the VNF instance requirement information comprises a virtualized network function descriptor and a deployment flavor;
receiving, by the NFVO, the life cycle management request from the OSS; and
performing, by the NFVO, the life cycle management on the target NS according to the existing VNF instance and the mapping relationship.
12. The method of claim 11 , wherein the life cycle management request further comprises an identifier of the target NSD.
13. A communication system, comprising:
a network function virtualization orchestrator (NFVO) comprising:
a processor; and
a memory coupled to the processor and storing instructions; and
an operation support system (OSS) communicatively coupled to the NFVO and configured to send a life cycle management request for a target network service (NS) to the NFVO,
wherein the instructions, when executed by the processor, cause the NFVO to be configured to:
receive the life cycle management request from the OSS, wherein the life cycle management request comprises a mapping relationship between an identifier of an existing virtualized network function (VNF) instance and a characteristic parameter corresponding to the identifier, wherein the characteristic parameter is an identifier parameter that is in a target network service descriptor (NSD), wherein the characteristic parameter is for identifying only one piece of VNF instance requirement information that is in the target NSD, and wherein the VNF instance requirement information comprises a virtualized network function descriptor and a deployment flavor; and
perform life cycle management on the target NS according to the existing VNF instance and the mapping relationship.
14. The communication system of claim 13 , wherein the life cycle management request further comprises an identifier of the target NSD.
15. A non-transitory computer readable storage medium storing a program that, when executed by a processor, causes the processor to be configured to:
receive, from an operation support system (OSS), a life cycle management request for a target network service (NS), wherein the life cycle management request comprises a mapping relationship between an identifier of an existing virtualized network function (VNF) instance and a characteristic parameter corresponding to the identifier, wherein the characteristic parameter is an identifier parameter that is in a target network service descriptor (NSD), wherein the characteristic parameter is for identifying only one piece of VNF instance requirement information that is in the target NSD, and wherein the VNF instance requirement information comprises a virtualized network function descriptor and a deployment flavor; and
perform life cycle management on the target NS according to the existing VNF instance and the mapping relationship.
16. A non-transitory computer readable storage medium storing a program that, when executed by a processor, causes the processor to be configured to:
determine, according to life cycle management requirement information, an existing virtualized network function (VNF) instance required for life cycle management on a target network service (NS); and
send a life cycle management request of the target NS to a network function virtualization orchestrator (NFVO), wherein the life cycle management request instructs the NFVO to perform life cycle management on the target NS, wherein the life cycle management request comprises a mapping relationship between an identifier of the existing VNF instance and a characteristic parameter corresponding to the identifier, wherein the characteristic parameter is an identifier parameter that is in a target network service descriptor (NSD), wherein the characteristic parameter is for identifying only one piece of VNF instance requirement information that is in the target NSD, and wherein the VNF instance requirement information comprises a virtualized network function descriptor and a deployment flavor.