diff options
Diffstat (limited to 'requirements')
| -rw-r--r-- | requirements/02-usecase.rst | 10 | ||||
| -rw-r--r--[-rwxr-xr-x] | requirements/03-arch.rst | 9 | ||||
| -rw-r--r-- | requirements/04-gap.rst | 18 | ||||
| -rw-r--r--[-rwxr-xr-x] | requirements/05-impl.rst | 20 | ||||
| -rw-r--r-- | requirements/glossary.rst | 50 | ||||
| -rw-r--r-- | requirements/index.rst | 11 |
6 files changed, 65 insertions, 53 deletions
diff --git a/requirements/02-usecase.rst b/requirements/02-usecase.rst index b1a1cfa..15342eb 100644 --- a/requirements/02-usecase.rst +++ b/requirements/02-usecase.rst @@ -90,8 +90,12 @@ implicit or explicit priority scheme: * A reservation request for future use may cancel another, not yet started, reservation with lower priority - * An allocation request without reservations and time-unbound may be granted - resources and prevent a future reservation with lower priority from getting - resources at start time + * An allocation request without reservations and time-unbound [#unbound]_ may + be granted resources and prevent a future reservation with lower priority + from getting resources at start time * A reservation request may result in terminating resources allocated to a request with no reservation, if the latter has lower priority + +.. [#unbound] In this case, the consumer (VNFM or NFVO) requests to immediately + instantiate and assign virtualized resources without having + reserved the resources beforehand diff --git a/requirements/03-arch.rst b/requirements/03-arch.rst index 23bbac7..c8fe320 100755..100644 --- a/requirements/03-arch.rst +++ b/requirements/03-arch.rst @@ -156,7 +156,7 @@ Name Type Description ====== ========== ========================================================== Flavor Identifier Identifier that is passed in the request to obtain information of the number of virtual resources that can be - instantiated according to this flavour with the available + instantiated according to this flavor with the available capacity ====== ========== ========================================================== @@ -196,7 +196,7 @@ Start Timestamp Start time for consumption of the reserved resources End Timestamp End time for consumption of the reserved resources Expiry Timestamp If not all reserved resources are allocated between start time and expiry, the VIM shall release the corresponding - resources + resources [#expiry]_ Amount Number Amount of the resources per resource item type (i.e. compute/network/storage) that need to be reserved Zone Identifier The zone where the resources need(s) to be reserved @@ -208,6 +208,11 @@ Resources List Identifiers of existing resource items to be reserved physical machines, etc.) ========== ========== ========================================================= +.. [#expiry] Expiry is a period around start time within which, the allocation + process must take place. If allocation process does not start + within the expiry period, the reservation becomes invalid and VIM + should release the resources + Create Resource Reservation Reply ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ diff --git a/requirements/04-gap.rst b/requirements/04-gap.rst index 908f27f..cae2698 100644 --- a/requirements/04-gap.rst +++ b/requirements/04-gap.rst @@ -4,10 +4,10 @@ Gap analysis in upstream projects This section provides a list of gaps in upstream projects for realizing resource reservation and management. The gap analysis work focuses on the -current OpenStack Blazar project [2]_ in this first release. +current OpenStack Blazar project [2] in this first release. -OpenStack Blazar -================ +OpenStack +========= Resource reservation for future use ----------------------------------- @@ -63,8 +63,8 @@ StormStack StormForge Stormify ^^^^^^^^ * Stormify enables rapid web applications construction -* Based on Emberjs style Data stores -* Developed on Nodejs using coffeescript/javascript +* Based on Ember.js style Data stores +* Developed on Node.js using coffeescript/javascript * Auto RESTful API generation based on Data Models * Development starts with defining Data Models * Code hosted at github : http://github.com/stormstack/stormify @@ -74,7 +74,7 @@ StormForge * Data Model driven management of Resource Providers * Based on Stormify Framework and implemented as per the OPNFV Promise requirements -* Data Models are auto generated and RESTFul API code from YANG schema +* Data Models are auto generated and RESTful API code from YANG schema * Currently planned key services include Resource Capacity Management Service and Resource Reservation Service * List of YANG schemas for Promise project is attached in the Appendix @@ -87,13 +87,9 @@ Resource Discovery * Description * To-be: To be able to discover resources in real time from OpenStack - components. Planning to add OpenStack Project to interface with promise for + components. Planning to add OpenStack Project to interface with Promise for real time updates on capacity or any failures * As-is: Currently, resource capacity is learnt using NB APIs related to quota * Related Blueprints: N/A - - -.. [2] OpenStack Blazar Project, [Online]. Available at - https://wiki.openstack.org/wiki/Blazar diff --git a/requirements/05-impl.rst b/requirements/05-impl.rst index 7bbaa0c..2bc0731 100755..100644 --- a/requirements/05-impl.rst +++ b/requirements/05-impl.rst @@ -42,8 +42,8 @@ Input Parameters: * Thresholds [0..N]: Lower/Upper limits for triggering change event for used/reserved/total capacity change for specified resource items * NotificationId [0..1]: Identification of existing capacity change event - notification issued by the VIM. When specified. The previously defined - conditions for change event notifications wil be re-used and notification + notification issued by the VIM. When specified, the previously defined + conditions for change event notifications will be re-used and notification sent to the additional requestor. Application/json:: @@ -67,17 +67,17 @@ Application/json:: Reply Parameters: -* subscriptionId (Identifier): Identification of the capacity change event - notification issued by the VIM. +* subscriptionId (Identifier): Identification of the created subscription to + receive notifications about capacity change events * created (DateTime): Timestamp when subscription has been created -* m essage [0..1] (String): Output message that provides additional information +* message [0..1] (String): Output message that provides additional information about the subscribe request Application/json:: { "created": "2015-03-23T00:00:01Z", - "notificationId": "abcdef-ghijkl-123456789" + "subscriptionId": "abcdef-ghijkl-123456789" } Query Resource Capacity @@ -231,8 +231,8 @@ ___________________________ @startuml class CreateResourceReservationRequest { - + start [0..1]: DateTime - + end [0..1]: DateTime + + startTime [0..1]: DateTime + + endTime [0..1]: DateTime + expiry [0..1]: DateTime + virtualizationContainerReservation [0..N]: VirtualizationContainerReservationClass + computePoolReservation [0..1]: ComputePoolReservationClass @@ -267,8 +267,8 @@ ___________________________ + storagePoolReserved [0..1]: StoragePoolReservedClass + networkReserved [0..1]: NetworkReservedClass + reservationStatus [1]: String - + startTime [0..1]: Time - + endTime [0..1]: Time + + startTime [0..1]: DateTime + + endTime [0..1]: DateTime + message [0..1]: String } diff --git a/requirements/glossary.rst b/requirements/glossary.rst index c1997f2..e56f31e 100644 --- a/requirements/glossary.rst +++ b/requirements/glossary.rst @@ -6,6 +6,13 @@ mapping/translating the OPNFV terms to terminology used in other contexts. .. glossary:: + Administrator + Administrator of the system, e.g. OAM in Telco context. + + Consumer + User-side Manager; consumer of the interfaces produced by the VIM; VNFM, + NFVO, or Orchestrator in ETSI NFV [7] terminology. + NFV Network Function Virtualization @@ -14,16 +21,6 @@ mapping/translating the OPNFV terms to terminology used in other contexts. and software components which build up the environment in which VNFs are deployed. - VNF - Virtualized Network Function. Implementation of an Network Function that - can be deployed on a Network Function Virtualization Infrastructure (NFVI). - - VIM - Virtualized Infrastructure Manager; functional block that is responsible - for controlling and managing the NFVI compute, storage and network - resources, usually within one operator's Infrastructure Domain, e.g. NFVI - Point of Presence (NFVI-PoP). - NFVO Network Functions Virtualization Orchestrator; functional block that manages the Network Service (NS) lifecycle and coordinates the management @@ -31,33 +28,36 @@ mapping/translating the OPNFV terms to terminology used in other contexts. (supported by the VIM) to ensure an optimized allocation of the necessary resources and connectivity. - VNFM - Virtualized Network Function Manager; functional block that is responsible - for the lifecycle management of VNF. - - Consumer - User-side Manager; consumer of the interfaces produced by the VIM; VNFM, - NFVO, or Orchestrator in ETSI NFV [7] terminology. + Physical resource + Actual resources in NFVI; not visible to Consumer. - Administrator - Administrator of the system, e.g. OAM in Telco context. + VIM + Virtualized Infrastructure Manager; functional block that is responsible + for controlling and managing the NFVI compute, storage and network + resources, usually within one operator's Infrastructure Domain, e.g. NFVI + Point of Presence (NFVI-PoP). Virtual Machine (VM) Virtualized computation environment that behaves very much like a physical computer/server. - Virtual Storage - Virtualized non-volatile storage allocated to a VM. - Virtual network Virtual network routes information among the network interfaces of VM instances and physical network interfaces, providing the necessary connectivity. - Physical resource - Actual resources in NFVI; not visible to Consumer. - Virtual resource A Virtual Machine (VM), a virtual network, or virtualized storage; Offered resources to "Consumer" as result of infrastructure virtualization; visible to Consumer. + + Virtual Storage + Virtualized non-volatile storage allocated to a VM. + + VNF + Virtualized Network Function. Implementation of an Network Function that + can be deployed on a Network Function Virtualization Infrastructure (NFVI). + + VNFM + Virtualized Network Function Manager; functional block that is responsible + for the lifecycle management of VNF. diff --git a/requirements/index.rst b/requirements/index.rst index 855bd28..ddaa8b2 100644 --- a/requirements/index.rst +++ b/requirements/index.rst @@ -17,8 +17,15 @@ Promise: Resource Management :Authors: Ravi Chunduru (ClearPath Networks), Peter Lee (ClearPath Networks), Gerald Kunzmann (NTT DOCOMO), Ryota Mibu (NEC), Carlos Goncalves (NEC), Arturo Martin De Nicolas (Ericsson) -:Project creation date: 2014-12-04 -:Submission date: 2015-04-XX + +:History: + ========== ===================================================== + Date Description + ========== ===================================================== + 04.12.2014 Project creation + 20.04.2015 Initial version of the deliverable uploaded to gerrit + 19.06.2015 Stable version of the Promise deliverable + ========== ===================================================== :Abstract: Promise is an OPNFV requirement project. Its objective is to realize ETSI NFV defined resource reservation and NFVI capacity features |