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Diffstat (limited to 'docs/design/usecases.rst')
| -rw-r--r-- | docs/design/usecases.rst | 156 |
1 files changed, 78 insertions, 78 deletions
diff --git a/docs/design/usecases.rst b/docs/design/usecases.rst index ca37e13..91b616c 100644 --- a/docs/design/usecases.rst +++ b/docs/design/usecases.rst @@ -18,26 +18,26 @@ As implemented by OpenStack Heat using server groups: .. code:: - resources: - servgrp1: - type: OS::Nova::ServerGroup - properties: - policies: - - affinity - serv1: - type: OS::Nova::Server - properties: - image: { get_param: image } - flavor: { get_param: flavor } - networks: - - network: {get_param: network} - serv2: - type: OS::Nova::Server - properties: - image: { get_param: image } - flavor: { get_param: flavor } - networks: - - network: {get_param: network} + resources: + servgrp1: + type: OS::Nova::ServerGroup + properties: + policies: + - affinity + serv1: + type: OS::Nova::Server + properties: + image: { get_param: image } + flavor: { get_param: flavor } + networks: + - network: {get_param: network} + serv2: + type: OS::Nova::Server + properties: + image: { get_param: image } + flavor: { get_param: flavor } + networks: + - network: {get_param: network} Anti-Affinity ............. @@ -50,34 +50,34 @@ As implemented by OpenStack Heat using scheduler hints: .. code:: - heat template version: 2013-05-23 - parameters: - image: - type: string - default: TestVM - flavor: - type: string - default: m1.micro - network: - type: string - default: cirros_net2 - resources: - serv1: - type: OS::Nova::Server - properties: - image: { get_param: image } - flavor: { get_param: flavor } - networks: - - network: {get_param: network} - scheduler_hints: {different_host: {get_resource: serv2}} - serv2: - type: OS::Nova::Server - properties: - image: { get_param: image } - flavor: { get_param: flavor } - networks: - - network: {get_param: network} - scheduler_hints: {different_host: {get_resource: serv1}} + heat template version: 2013-05-23 + parameters: + image: + type: string + default: TestVM + flavor: + type: string + default: m1.micro + network: + type: string + default: cirros_net2 + resources: + serv1: + type: OS::Nova::Server + properties: + image: { get_param: image } + flavor: { get_param: flavor } + networks: + - network: {get_param: network} + scheduler_hints: {different_host: {get_resource: serv2}} + serv2: + type: OS::Nova::Server + properties: + image: { get_param: image } + flavor: { get_param: flavor } + networks: + - network: {get_param: network} + scheduler_hints: {different_host: {get_resource: serv1}} DMZ Deployment .............. @@ -108,47 +108,47 @@ This use case captures the intent of the following sub-use-cases: * Unauthorized Link Mirroring Prevention: As a NFVaaS tenant, I need to be able to prevent other tenants from mirroring traffic on my virtual network ports so that I can protect the privacy of my service users. * Link Mirroring Delegation: As a NFVaaS tenant, I need to be able to allow my NFVaaS SP customer support to mirror traffic on my virtual network ports so that they can assist in investigating trouble reports. -As implemented through OpenStack Congress: +As implemented through OpenStack Congress: *Note: untested example...* -.. code:: +.. code:: - error :- - nova:vm(vm), - neutron:network(network), - nova:network(vm, network), - neutron:private(network), - nova:owner(vm, vm-own), - neutron:owner(network, net-own), + error :- + nova:vm(vm), + neutron:network(network), + nova:network(vm, network), + neutron:private(network), + nova:owner(vm, vm-own), + neutron:owner(network, net-own), -same-group(vm-own, net-own) - - same-group(user1, user2) :- - ldap:group(user1, g), + + same-group(user1, user2) :- + ldap:group(user1, g), ldap:group(user2, g) - + Storage Access Control ...................... Storage resources connected to VMs must be owned by someone in the VM owner's group. -As implemented through OpenStack Congress: +As implemented through OpenStack Congress: *Note: untested example...* -.. code:: +.. code:: - error :- - nova:vm(vm), - cinder:volumes(volume), - nova:volume(vm, volume), - nova:owner(vm, vm-own), - neutron:owner(volume, vol-own), + error :- + nova:vm(vm), + cinder:volumes(volume), + nova:volume(vm, volume), + nova:owner(vm, vm-own), + neutron:owner(volume, vol-own), -same-group(vm-own, vol-own) - - same-group(user1, user2) :- - ldap:group(user1, g), + + same-group(user1, user2) :- + ldap:group(user1, g), ldap:group(user2, g) Resource Management @@ -157,11 +157,11 @@ Resource Management Resource Reclamation .................... -As a service provider or tenant, I need to be informed of VMs that are under-utilized so that I can reclaim the VI resources. (example from `RuleYourCloud blog <http://ruleyourcloud.com/2015/03/12/scaling-up-congress.html>`_) +As a service provider or tenant, I need to be informed of VMs that are under-utilized so that I can reclaim the VI resources. (example from `RuleYourCloud blog <http://ruleyourcloud.com/2015/03/12/scaling-up-congress.html>`_) -As implemented through OpenStack Congress: +As implemented through OpenStack Congress: -.. code:: +.. code:: reclaim_server(vm) :- ceilometer:stats("cpu_util",vm, avg_cpu), @@ -175,11 +175,11 @@ As implemented through OpenStack Congress: Resource Use Limits ................... -As a tenant or service provider, I need to be automatically terminate an instance that has run for a pre-agreed maximum duration. +As a tenant or service provider, I need to be automatically terminate an instance that has run for a pre-agreed maximum duration. -As implemented through OpenStack Congress: +As implemented through OpenStack Congress: -.. code:: +.. code:: terminate_server(vm) :- ceilometer:statistics("duration",vm, avg_cpu), |