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Cloud Infrastructure Test Cases and Traceability to Requirements

Scope

Introduction

The scope of this chapter is to identify and list down test cases based on requirements defined in Reference Architecture-1 (RA-1). This will serve as traceability between test cases and requirements.

Note that each requirement may have one or more test cases associated with it.

must: Test Cases that are marked as must are considered mandatory and must pass successfully.

should: Test Cases that are marked as should are expected to be fulfilled by NFVI but it is up to each service provider to accept an NFVI targeting reference architecture that is not reflecting on any of those requirements. The same applies to should not.

may: Test cases that are marked as may are considered optional. The same applies to may not.

Selection Criteria

Test cases below are selected based on available test cases in open-source tools like FuncTest etc.

Traceability Matrix

The following is a Requirements Traceability Matrix (RTM) mapping Test Case, and/or Test Case Coverage, to RM and RA-1 requirements (config and deployment).

The RTM contains RM config (i.e. .conf) requirements listed “per profile”, followed by RA-1 requirements. Requirements fall into 8 domains: general(gen), infrastructure(inf), VIM(vim), Interface & API(int), Tenants(tnt), LCM(lcm), Assurance(asr), Security(sec).

For detailed information on RM & RA-1 NFVI and VNF requirements, please refer to RI-1 Chapter 3.

Architecture and OpenStack Requirements

Infrastructure

VIM

Interfaces & APIs

The OpenStack Gates verify all changes proposed mostly by running thousands of Tempest tests completed by Rally scenarios in a few cases. Skipping tests is allowed in all OpenStack Gates and only failures rate the review -1 because of the multiple capabilities and backends selected in the different Gate jobs. The classical Functest containers conform to this model which also fits the heterogeneous user deployments.

From a Anuket Compliance state point, the capabilities are well described in RA1 Core OpenStack Services APIs which allows tuning the test configurations and the test lists to avoid skipping any test. It results that all tests covering optional capabilities and all upstream skipped tests due to known bugs are not executed. All remaining tests must be executed and must pass successfully.

New Functest containers have been proposed for Anuket Compliance which simply override the default test configurations and the default test lists. Any optional capability or services (e.g. Barbican) can be still verified by the classical Functest containers.

The next subsections only detail the Tempest tests which must not be executed from a Compliance state point. The remaining tests have to pass successfully. They cover all together the API testing requirements as asked by RA1 Core OpenStack Services APIs

The following software versions are considered here to verify OpenStack Wallaby selected by Anuket:

software version
Functest wallaby
Cinder Tempest plugin 1.4.0
Keystone Tempest plugin 0.7.0
Heat Tempest plugin 1.2.0
Neutron Tempest plugin  1.4.0
Rally OpenStack 2.1.0
Tempest 27.0.0

Identity - Keystone

Keystone API is covered in the OpenStack Gates via Tempest and keystone-tempest-plugin as integrated in Functest Smoke CNTT.

According to RA1 Core OpenStack Services APIs the following test names must not be executed:

test rejection regular expressions reasons
.*api.identity.v3.test_oauth1_tokens oauth1
.*scenario.test_federated_authentication federation
.*identity.admin.v2 API v2
.*identity.v2 API v2
.*identity.v3.test_access_rules access_rules
.*identity.v3.test_application_credentials.ApplicationCredentialsV3Test.test_create_application_credential_access_rules access_rules

Keystone API is also covered by Rally.

Here are the mainline tasks integrated in Functest Smoke CNTT:

  • Authenticate.keystone
  • KeystoneBasic.add_and_remove_user_role
  • KeystoneBasic.create_add_and_list_user_roles
  • KeystoneBasic.create_and_list_tenants
  • KeystoneBasic.create_and_delete_role
  • KeystoneBasic.create_and_delete_service
  • KeystoneBasic.get_entities
  • KeystoneBasic.create_update_and_delete_tenant
  • KeystoneBasic.create_user
  • KeystoneBasic.create_tenant
  • KeystoneBasic.create_and_list_users
  • KeystoneBasic.create_tenant_with_users

Image - Glance

Glance API is covered in the OpenStack Gates via Tempest as integrated in Functest Smoke CNTT.

According to RA1 Core OpenStack Services APIs the following test names must not be executed:

test rejection regular expressions reasons
.*image.v1 API v1
.*image.v2.admin.test_images.ImportCopyImagesTest import_image
 .*image.v2.test_images_negative.ImagesNegativeTest.test_create_image_reserved_property os_glance_reserved
 .*image.v2.test_images_negative.ImagesNegativeTest.test_update_image_reserved_property os_glance_reserved
.*image.v2.test_images_negative.ImportImagesNegativeTest.test_image_web_download_import_with_bad_url web-download import
.*image.v2.test_images.ImportImagesTest import_image
.*image.v2.test_images.MultiStoresImportImages import_image

Glance API is also covered by Rally.

Here are the mainline tasks integrated in Functest Smoke CNTT:

  • Authenticate.validate_glance
  • GlanceImages.create_and_delete_image
  • GlanceImages.create_and_list_image
  • GlanceImages.list_images
  • GlanceImages.create_image_and_boot_instances

Block Storage - Cinder

Cinder API is covered in the OpenStack Gates via Tempest and cinder-tempest-plugin as integrated in Functest Smoke CNTT.

According to RA1 Core OpenStack Services APIs the following test names must not be executed:

test rejection regular expressions reasons
.*test_incremental_backup https://gerrit.opnfv.org/gerrit/68881
.*test_consistencygroups consistency_group
.*test_backup_crossproject_admin_negative https://gerrit.opnfv.org/gerrit/71011
.*test_backup_crossproject_user_negative https://gerrit.opnfv.org/gerrit/71011
.*test_volume_encrypted.TestEncryptedCinderVolumes attach_encrypted_volume
.*test_encrypted_volumes_extend extend_attached_encrypted_volume
.*test_group_snapshots.GroupSnapshotsV319Test.test_reset_group_snapshot_status https://launchpad.net/bugs/1770179
.*test_multi_backend multi-backend
.*test_volume_retype.VolumeRetypeWithMigrationTest multi-backend
.*test_volume_delete_cascade.VolumesDeleteCascade.test_volume_from_snapshot_cascade_delete https://launchpad.net/bugs/1677525
.*test_volumes_backup.VolumesBackupsTest.test_volume_backup_create_get_detailed_list_restore_delete ceph
.*test_volumes_extend.VolumesExtendAttachedTest.test_extend_attached_volume extend_attached_volume
.*tempest.scenario.test_volume_migrate_attached multi-backend

Cinder API is also covered by Rally.

Here are the mainline tasks integrated in Functest Smoke CNTT:

  • Authenticate.validate_cinder
  • CinderVolumes.create_and_delete_snapshot
  • CinderVolumes.create_and_delete_volume
  • CinderVolumes.create_and_extend_volume
  • CinderVolumes.create_from_volume_and_delete_volume
  • CinderQos.create_and_list_qos
  • CinderQos.create_and_set_qos
  • CinderVolumeTypes.create_and_list_volume_types
  • CinderVolumeTypes.create_volume_type_and_encryption_type
  • Quotas.cinder_update_and_delete
  • Quotas.cinder_update

Object Storage - Swift

Swift API is covered in the OpenStack Gates via Tempest as integrated in Functest Smoke CNTT.

According to RA1 Core OpenStack Services APIs the following test names must not be executed:

test rejection regular expressions reasons
.*test_container_sync.ContainerSyncTest.test_container_synchronization https://launchpad.net/bugs/1317133
.*test_container_sync_middleware.ContainerSyncMiddlewareTest.test_container_synchronization container_sync
.*test_object_services.ObjectTest.test_create_object_with_transfer_encoding https://launchpad.net/bugs/1905432

Swift API is also covered by Rally.

Here are the mainline tasks integrated in Functest Smoke CNTT:

  • SwiftObjects.create_container_and_object_then_list_objects
  • SwiftObjects.list_objects_in_containers
  • SwiftObjects.create_container_and_object_then_download_object
  • SwiftObjects.create_container_and_object_then_delete_all
  • SwiftObjects.list_and_download_objects_in_containers

Networking - Neutron

Neutron API is covered in the OpenStack Gates via Tempest and neutron-tempest-plugin as integrated in Functest Smoke CNTT.

According to RA1 Core OpenStack Services APIs the following test names must not be executed:

test rejection regular expressions reasons
.*admin.test_agent_availability_zone DHCP agent and L3 agent
.*admin.test_dhcp_agent_scheduler dhcp_agent_scheduler
.*admin.test_l3_agent_scheduler l3_agent_scheduler
.*admin.test_logging logging
.*admin.test_logging_negative logging
.*admin.test_network_segment_range network-segment-range
.*admin.test_ports.PortTestCasesAdmin.test_regenerate_mac_address port-mac-address-regenerate
.*admin.test_ports.PortTestCasesResourceRequest port-resource-request
.*admin.test_routers_dvr dvr
.*admin.test_routers_flavors l3-flavors
.*admin.test_routers_ha l3-ha
.*test_floating_ips.FloatingIPPoolTestJSON floatingip-pools 
.*test_floating_ips.FloatingIPTestJSON.test_create_update_floatingip_port_details fip-port-details
.*test_metering_extensions metering
.*test_metering_negative metering
.*test_networks.NetworksSearchCriteriaTest.test_list_validation_filters filter-validation
.*test_networks.NetworksTestAdmin.test_create_tenant_network_vxlan. vxlan
.*test_networks.NetworksTestJSON.test_create_update_network_dns_domain dns-integration
.*test_port_forwardings floating-ip-port-forwarding
.*test_port_forwarding_negative floating-ip-port-forwarding
.*test_ports.PortsTaggingOnCreation tag-ports-during-bulk-creation
.*test_ports.PortsTestJSON.test_create_port_with_propagate_uplink_status uplink-status-propagation
.*test_ports.PortsTestJSON.test_create_port_without_propagate_uplink_status uplink-status-propagation
.*test_ports.PortsTestJSON.test_create_update_port_with_dns_domain dns-domain-ports
.*test_ports.PortsTestJSON.test_create_update_port_with_dns_name dns-integration
.*test_ports.PortsTestJSON.test_create_update_port_with_no_dns_name dns-integration
.*test_revisions.TestRevisions.test_update_dns_domain_bumps_revision dns-integration
.*test_revisions.TestRevisions.test_update_router_extra_attributes_bumps_revision l3-ha
.*test_router_interface_fip router-interface-fip
.*test_routers.DvrRoutersTest dvr
.*test_routers.HaRoutersTest l3-ha
.*test_routers.RoutersIpV6Test.test_extra_routes_atomic extraroute-atomic
.*test_routers.RoutersTest.test_extra_routes_atomic extraroute-atomic
.*test_routers_negative.DvrRoutersNegativeTest dvr
.*test_routers_negative.DvrRoutersNegativeTestExtended dvr
.*test_routers_negative.HaRoutersNegativeTest l3-ha
.*test_security_groups.RbacSharedSecurityGroupTest rbac-security-groups
.*test_subnetpool_prefix_ops subnetpool-prefix-ops
.*test_subnetpools.RbacSubnetPoolTest rbac-subnetpool
 .*test_subnetpools_negative.SubnetPoolsNegativeTestJSON.test_tenant_create_subnetpool_associate_shared_address_scope rbac-address-scope
.*test_subnetpools.SubnetPoolsSearchCriteriaTest.test_list_validation_filters filter-validation
.*test_subnets.SubnetsSearchCriteriaTest.test_list_validation_filters filter-validation
.*test_timestamp.TestTimeStamp.test_segment_with_timestamp standard-attr-segment
.*test_trunk.TrunkTestInheritJSONBase.test_add_subport https://launchpad.net/bugs/1863707
.*test_trunk.TrunkTestMtusJSON vxlan
.*test_trunk_negative.TrunkTestJSON.test_create_subport_invalid_inherit_network_segmentation_type vxlan
.*test_trunk_negative.TrunkTestMtusJSON vxlan
.*test_qos.QosMinimumBandwidthRuleTestJSON https://gerrit.opnfv.org/gerrit/69105
.*network.test_tags tag-ext
.*test_routers.RoutersIpV6Test.test_create_router_set_gateway_with_fixed_ip https://launchpad.net/bugs/1676207
.*test_routers.RoutersTest.test_create_router_set_gateway_with_fixed_ip https://launchpad.net/bugs/1676207
.*test_network_basic_ops.TestNetworkBasicOps.test_router_rescheduling l3_agent_scheduler
.*test_network_advanced_server_ops.TestNetworkAdvancedServerOps.test_server_connectivity_cold_migration_revert https://launchpad.net/bugs/1836595

Neutron API is also covered by Rally.

Here are the mainline tasks integrated in Functest Smoke CNTT:

  • Authenticate.validate_neutron
  • NeutronNetworks.create_and_delete_networks
  • NeutronNetworks.create_and_delete_ports
  • NeutronNetworks.create_and_delete_routers
  • NeutronNetworks.create_and_delete_subnets
  • NeutronNetworks.create_and_list_networks
  • NeutronNetworks.create_and_list_ports
  • NeutronNetworks.create_and_list_routers
  • NeutronNetworks.create_and_list_subnets
  • NeutronSecurityGroup.create_and_delete_security_groups
  • NeutronSecurityGroup.create_and_delete_security_group_rule
  • NeutronNetworks.set_and_clear_router_gateway
  • Quotas.neutron_update

Compute - Nova

Nova API is covered in the OpenStack Gates via Tempest as integrated in Functest Smoke CNTT.

According to RA1 Core OpenStack Services APIs the following test names must not be executed:

test rejection regular expressions reasons
.*admin.test_agents xenapi_apis
.*test_fixed_ips neutron
.*test_fixed_ips_negative neutron
.*test_auto_allocate_network shared networks
.*test_flavors_microversions.FlavorsV255TestJSON max_microversion: 2.53
.*test_flavors_microversions.FlavorsV261TestJSON max_microversion: 2.53
.*test_floating_ips_bulk nova-network
.*test_live_migration.LiveAutoBlockMigrationV225Test.test_iscsi_volume block live migration
.*test_live_migration.LiveAutoBlockMigrationV225Test.test_live_block_migration block live migration
.*test_live_migration.LiveAutoBlockMigrationV225Test.test_live_block_migration_paused block live migration
.*test_live_migration.LiveAutoBlockMigrationV225Test.test_volume_backed_live_migration volume-backed live migration
.*test_live_migration.LiveMigrationTest.test_iscsi_volume block live migration
.*test_live_migration.LiveMigrationTest.test_live_block_migration block live migration
.*test_live_migration.LiveMigrationTest.test_live_block_migration_paused block live migration
.*test_live_migration.LiveMigrationTest.test_volume_backed_live_migration volume-backed live migration
.*test_live_migration.LiveMigrationRemoteConsolesV26Test serial_console
.*test_quotas.QuotasAdminTestV257 max_microversion: 2.53
.*test_servers.ServersAdminTestJSON.test_reset_network_inject_network_info xenapi_apis
.*certificates.test_certificates cert
.*test_quotas_negative.QuotasSecurityGroupAdminNegativeTest https://launchpad.net/bugs/1186354
.*test_novnc vnc_console
.*test_server_personality personality
.*test_servers.ServerShowV263Test.test_show_update_rebuild_list_server certified_image_ref
.*test_servers_microversions.ServerShowV254Test max_microversion: 2.53
.*test_servers_microversions.ServerShowV257Test max_microversion: 2.53
.*test_servers_negative.ServersNegativeTestJSON.test_personality_file_contents_not_encoded personality
.*test_server_actions.ServerActionsTestJSON.test_change_server_password change_password
.*test_server_actions.ServerActionsTestJSON.test_get_vnc_console vnc_console
.*test_server_actions.ServerActionsTestJSON.test_reboot_server_soft https://launchpad.net/bugs/1014647
.*test_server_rescue.ServerBootFromVolumeStableRescueTest stable_rescue
.*test_server_rescue.ServerStableDeviceRescueTest stable_rescue
.*test_security_group_default_rules https://launchpad.net/bugs/1311500
.*test_security_groups_negative.SecurityGroupsNegativeTestJSON.test_security_group_create_with_duplicate_name neutron
.*test_security_groups_negative.SecurityGroupsNegativeTestJSON.test_security_group_create_with_invalid_group_description https://launchpad.net/bugs/1161411
.*test_security_groups_negative.SecurityGroupsNegativeTestJSON.test_security_group_create_with_invalid_group_name https://launchpad.net/bugs/1161411
.*test_security_groups_negative.SecurityGroupsNegativeTestJSON.test_update_security_group_with_invalid_sg_des neutron
.*test_security_groups_negative.SecurityGroupsNegativeTestJSON.test_update_security_group_with_invalid_sg_id neutron
.*test_security_groups_negative.SecurityGroupsNegativeTestJSON.test_update_security_group_with_invalid_sg_name neutron
.*test_server_metadata.ServerMetadataTestJSON xenapi_apis
.*test_server_metadata_negative.ServerMetadataNegativeTestJSON.test_delete_metadata_non_existent_server xenapi_apis
.*test_server_metadata_negative.ServerMetadataNegativeTestJSON.test_metadata_items_limit xenapi_apis
.*test_server_metadata_negative.ServerMetadataNegativeTestJSON.test_set_metadata_invalid_key xenapi_apis
.*test_server_metadata_negative.ServerMetadataNegativeTestJSON.test_set_metadata_non_existent_server xenapi_apis
.*test_server_metadata_negative.ServerMetadataNegativeTestJSON.test_set_server_metadata_blank_key xenapi_apis
.*test_server_metadata_negative.ServerMetadataNegativeTestJSON.test_set_server_metadata_missing_metadata xenapi_apis
.*test_server_metadata_negative.ServerMetadataNegativeTestJSON.test_update_metadata_non_existent_server xenapi_apis
.*test_server_metadata_negative.ServerMetadataNegativeTestJSON.test_update_metadata_with_blank_key xenapi_apis
.*test_list_server_filters.ListServerFiltersTestJSON.test_list_servers_filtered_by_ip_regex https://launchpad.net/bugs/1540645
.*servers.test_virtual_interfaces nova-network
.*compute.test_virtual_interfaces_negative nova-network
.*compute.test_networks nova-network
.*test_attach_volume.AttachVolumeMultiAttach volume_multiattach
.*test_volume_boot_pattern.TestVolumeBootPattern.test_boot_server_from_encrypted_volume_luks attach_encrypted_volume
.*test_volume_swap swap_volume
.*test_encrypted_cinder_volumes attach_encrypted_volume
.*test_minbw_allocation_placement microversion
.*test_volumes_negative.UpdateMultiattachVolumeNegativeTest.test_multiattach_rw_volume_update_failure volume_multiattach
.*test_shelve_instance.TestShelveInstance.test_cold_migrate_unshelved_instance shelve_migrate

Nova API is also covered by Rally.

Here are the mainline tasks integrated in Functest Smoke CNTT:

  • Authenticate.validate_nova
  • NovaServers.boot_and_live_migrate_server
  • NovaServers.boot_server_attach_created_volume_and_live_migrate
  • NovaServers.boot_server_from_volume_and_live_migrate
  • NovaKeypair.boot_and_delete_server_with_keypair
  • NovaServers.boot_server_from_volume_and_delete
  • NovaServers.pause_and_unpause_server
  • NovaServers.boot_and_migrate_server
  • NovaServers.boot_server_and_list_interfaces
  • NovaServers.boot_server_associate_and_dissociate_floating_ip
  • NovaServerGroups.create_and_delete_server_group
  • Quotas.nova_update

Orchestration - Heat

Heat API is covered in the OpenStack Gates via heat-tempest-plugin as integrated in Functest Smoke CNTT

According to RA1 Core OpenStack Services APIs the following test names must not be executed:

test rejection regular expressions reasons
.*functional.test_lbaasv2 lbaasv2
.*functional.test_encryption_vol_type https://storyboard.openstack.org/#!/story/2007804
.*RemoteStackTest.test_stack_create_with_cloud_credential https://gerrit.opnfv.org/gerrit/c/functest/+/69926
.*scenario.test_aodh_alarm aodh
.*tests.scenario.test_autoscaling_lb lbaas
.*scenario.test_autoscaling_lbv2 lbaasv2
.*scenario.test_server_software_config https://gerrit.opnfv.org/gerrit/c/functest/+/69926
.*test_volumes.VolumeBackupRestoreIntegrationTest https://gerrit.opnfv.org/gerrit/c/functest/+/69931
.*scenario.test_octavia_lbaas octavia
.*scenario.test_server_cfn_init https://gerrit.opnfv.org/gerrit/c/functest/+/70004

Heat API is also covered by Rally.

Here are the mainline tasks integrated in Functest Smoke CNTT:

  • Authenticate.validate_heat
  • HeatStacks.create_update_delete_stack
  • HeatStacks.create_check_delete_stack
  • HeatStacks.create_suspend_resume_delete_stack
  • HeatStacks.list_stacks_and_resources

Dashboard

Horizon is covered in the OpenStack Gates via tempest-horizon as integrated in Functest Healthcheck.

OpenStack API benchmarking

Rally is tool and framework that allows to perform OpenStack API benchmarking.

Here are the Rally-based test cases proposed by Functest Benchmarking CNTT:

  • rally_full: Functest scenarios iterating 10 times the mainline Rally scenarios
  • rally_jobs: Neutron scenarios executed in the OpenStack gates

At the time of writing, no KPI is defined in RA1 Core OpenStack Services APIs which would have asked for an update of the default SLA (maximum failure rate of 0%) proposed in Functest Benchmarking CNTT

Identity - Keystone

Functest rally_full_cntt:

Scenarios Iterations
Authenticate.keystone 10
KeystoneBasic.add_and_remove_user_role 10
KeystoneBasic.create_add_and_list_user_roles 10
KeystoneBasic.create_and_list_tenants 10
KeystoneBasic.create_and_delete_role 10
KeystoneBasic.create_and_delete_service  10
KeystoneBasic.get_entities 10
KeystoneBasic.create_update_and_delete_tenant  10
KeystoneBasic.create_user 10
 KeystoneBasic.create_tenant 10
KeystoneBasic.create_and_list_users 10
KeystoneBasic.create_tenant_with_users 10

Image - Glance

Functest rally_full_cntt:

Scenarios Iterations
Authenticate.validate_glance 10
GlanceImages.create_and_delete_image 10
GlanceImages.create_and_list_image 10
GlanceImages.list_images 10
GlanceImages.create_image_and_boot_instances 10
GlanceImages.create_and_deactivate_image 10
GlanceImages.create_and_download_image 10
GlanceImages.create_and_get_image 10
GlanceImages.create_and_update_image 10

Block Storage - Cinder

Functest rally_full_cntt:

Scenarios Iterations
Authenticate.validate_glance 10
CinderVolumes.create_and_attach_volume 10
CinderVolumes.create_and_list_snapshots 10
CinderVolumes.create_and_list_volume 10
CinderVolumes.create_and_upload_volume_to_image 10
CinderVolumes.create_nested_snapshots_and_attach_volume 10
CinderVolumes.create_snapshot_and_attach_volume 10
CinderVolumes.create_volume 10
CinderVolumes.list_volumes 10
CinderVolumes.create_and_delete_snapshot 10
CinderVolumes.create_and_delete_volume 10
CinderVolumes.create_and_extend_volume 10
CinderVolumes.create_from_volume_and_delete_volume 10
CinderQos.create_and_get_qos 10
CinderQos.create_and_list_qos 10
CinderQos.create_and_set_qos 10
CinderVolumeTypes.create_and_get_volume_type 10
CinderVolumeTypes.create_and_list_volume_types 10
CinderVolumeTypes.create_and_update_volume_type 10
CinderVolumeTypes.create_volume_type_and_encryption_type 10
CinderVolumeTypes.create_volume_type_add_and_list_type_access 10
Quotas.cinder_update_and_delete 10
Quotas.cinder_update 10

Object Storage - Swift

Functest rally_full_cntt:

Scenarios Iterations
SwiftObjects.create_container_and_object_then_list_objects 10
SwiftObjects.list_objects_in_containers 10
SwiftObjects.create_container_and_object_then_download_object 10
SwiftObjects.create_container_and_object_then_delete_all 10
SwiftObjects.list_and_download_objects_in_containers 10

Networking - Neutron

Functest rally_full_cntt:

Scenarios Iterations
Authenticate.validate_neutron 10
NeutronNetworks.create_and_update_networks 10
NeutronNetworks.create_and_update_ports 10
NeutronNetworks.create_and_update_routers 10
NeutronNetworks.create_and_update_subnets 10
NeutronNetworks.create_and_delete_networks 10
NeutronNetworks.create_and_delete_ports 10
NeutronNetworks.create_and_delete_routers 10
NeutronNetworks.create_and_delete_subnets 10
NeutronNetworks.create_and_list_networks 10
NeutronNetworks.create_and_list_ports 10
NeutronNetworks.create_and_list_routers 10
NeutronNetworks.create_and_list_subnets 10
NeutronSecurityGroup.create_and_delete_security_groups 10
NeutronSecurityGroup.create_and_delete_security_group_rule 10
NeutronSecurityGroup.create_and_list_security_group_rules 10
NeutronSecurityGroup.create_and_show_security_group 10
NeutronNetworks.set_and_clear_router_gateway 10
NeutronNetworks.create_and_show_ports 10
NeutronNetworks.create_and_show_routers 10
NeutronNetworks.create_and_show_subnets 10
Quotas.neutron_update 10

Functest rally_jobs_cntt:

Scenarios Iterations
NeutronNetworks.create_and_delete_networks 40
NeutronNetworks.create_and_delete_ports 40
NeutronNetworks.create_and_delete_routers 40
NeutronNetworks.create_and_delete_subnets 40
NeutronNetworks.create_and_list_networks 100
NeutronNetworks.create_and_list_ports 8
NeutronNetworks.create_and_list_routers 40
NeutronNetworks.create_and_list_subnets 40
NeutronNetworks.create_and_update_networks 40
NeutronNetworks.create_and_update_ports 40
NeutronNetworks.create_and_update_routers 40
NeutronNetworks.create_and_update_subnets 100
NeutronTrunks.create_and_list_trunks 4
Quotas.neutron_update 40

Compute - Nova

Functest rally_full_cntt:

Scenarios Iterations
Authenticate.validate_nova 10
NovaKeypair.create_and_delete_keypair 10
NovaKeypair.create_and_list_keypairs 10
NovaServers.boot_and_bounce_server 10
NovaServers.boot_and_delete_server 10
NovaServers.boot_and_list_server 10
NovaServers.boot_and_rebuild_server 10
NovaServers.snapshot_server 10
NovaServers.boot_server_from_volume 10
NovaServers.boot_server 10
NovaServers.list_servers 10
NovaServers.resize_server 10
NovaServers.boot_and_live_migrate_server 10
NovaServers.boot_server_attach_created_volume_and_live_migrate 10
NovaServers.boot_server_from_volume_and_live_migrate 10
NovaKeypair.boot_and_delete_server_with_keypair 10
NovaServers.boot_server_from_volume_and_delete 10
NovaServers.pause_and_unpause_server 10
NovaServers.boot_and_migrate_server 10
NovaServers.boot_server_and_list_interfaces 10
NovaServers.boot_and_get_console_url 10
NovaServers.boot_server_and_attach_interface 10
NovaServers.boot_server_attach_volume_and_list_attachments 10
NovaServers.boot_server_associate_and_dissociate_floating_ip 10
NovaServers.boot_and_associate_floating_ip 10
NovaServerGroups.create_and_delete_server_group 10
NovaServerGroups.create_and_get_server_group 10
NovaServerGroups.create_and_list_server_groups 10
Quotas.nova_update 10

Orchestration - Heat

Functest rally_full_cntt:

Scenarios Iterations
Authenticate.validate_heat 10
HeatStacks.create_and_delete_stack 10
HeatStacks.create_and_list_stack 10
HeatStacks.create_update_delete_stack 10
HeatStacks.create_check_delete_stack 10
HeatStacks.create_suspend_resume_delete_stack 10
HeatStacks.list_stacks_and_resources 10

Dataplane benchmarking

Functest Benchmarking CNTT offers two benchmarking dataplane test cases leveraging on:

VMTP is a small python application that will automatically perform ping connectivity, round trip time measurement (latency) and TCP/UDP throughput measurement on any OpenStack deployment.

Shaker wraps around popular system network testing tools like iperf, iperf3 and netperf (with help of flent). Shaker is able to deploy OpenStack instances and networks in different topologies. Shaker scenario specifies the deployment and list of tests to execute.

At the time of writing, no KPIs are defined in Anuket specifications which would have asked for an update of the default SLA proposed in Functest Benchmarking CNTT

On top of this dataplane benchmarking described in VMTP & Shaker, we need to integrate testing as described in ETSI GS NFV-TST 009: Specification of Networking Benchmarks and Measurement Methods for NFVI. This type of testing is better suited to measure the networking capabilities of a compute node. The rapid scripts in conjunction with the PROX tool offers an open source implementation for this type of testing.

VMTP

Here are the scenarios executed by Functest vmtp:

  • VM to VM same network fixed IP (intra-node)
  • VM to VM different network fixed IP (intra-node)
  • VM to VM different network floating IP (intra-node)
  • VM to VM same network fixed IP (inter-node)
  • VM to VM different network fixed IP (inter-node)
  • VM to VM different network floating IP (inter-node)

Here are all results per scenario:

protocol pkt_size results
ICMP 64 rtt_avg_ms
ICMP 64 rtt_max_ms
ICMP 64 rtt_min_ms
ICMP 64 rtt_stddev
ICMP 391 rtt_avg_ms
ICMP 391 rtt_max_ms
ICMP 391 rtt_min_ms
ICMP 391 rtt_stddev
ICMP 1500 rtt_avg_ms
ICMP 1500 rtt_max_ms
ICMP 1500 rtt_min_ms
ICMP 1500 rtt_stddev
UDP 128 loss_rate
UDP 128 throughput_kbps
UDP 1024 loss_rate
UDP 1024 throughput_kbps
UDP 8192 loss_rate
UDP 8192 throughput_kbps
TCP 65536 rtt_ms
TCP 65536 throughput_kbps

Shaker

Here are the scenarios executed by Shaker:

  • OpenStack L2
  • OpenStack L3 East-West
  • OpenStack L3 North-South
  • OpenStack L3 North-South Performance

Here are all samples:

test samples
Bi-directional ping_icmp (ms)
Bi-directional tcp_download (Mbits/s)
Bi-directional tcp_upload (Mbits/s)
Download ping_icmp (ms)
Download tcp_download (Mbits/s)
Upload ping_icmp (ms)
Upload tcp_upload (Mbits/s)
Ping ping_icmp (ms)
Ping ping_udp (ms)
TCP bandwidth (bit/s)
TCP retransmits
UDP packets (pps)

PROX

The generator used with the rapid scripts is PROX with a specific generator configuration file. When multiple flows are requested, the generator starts randomizing bits in the source and destination UDP ports. The number of flows to be generated during each run of the test is specified in the test files (e.g. TST009_Throughput.test). Packet size used during the test is also defined in the test file. IMIX is not supported yet, but you could take the average packet size of the IMIX for now. When defining n packet sizes with m different flow sizes, the test will run n x m times and will produce the results for these n x m combinations. All throughput benchmarking is done by a generator sending packets to a reflector. This results in bidirectional traffic which should be identical (src and dest IP and ports swapped) if all traffic goes through. The VMs or containers use only 1 vNIC for incoming and outgoing traffic. Multiple queues can be used. Multiple VMs or containers can be deployed prior to running any tests. This allows to use generator-reflector pairs on the same or different compute nodes, on the same or different NUMA nodes.

Opensource VNF onboarding and testing

Running opensource VNFs is a key technical solution to ensure that the platforms meet Network Functions Virtualization requirements. Functest VNF offers 5 test cases which automatically onboard and test the following 3 opensource VNFs:

Here are the full list of orchestrators used for all these deployments:

The VNF are covered by upstream tests when possible (see clearwater-live-test) and by Functest VNF tests in the other cases.

Tenants

LCM

Assurance

Security

Resilience

Bare-metal validations

Test Cases Traceability to Requirements

RM/RA-1 Requirements

According to RC1 Chapter04 the following test cases must pass as they are for Anuket NFVI Conformance:

container test case criteria
opnfv/functest-healthcheck:wallaby tempest_horizon PASS
opnfv/functest-smoke-cntt:wallaby tempest_neutron_cntt PASS
opnfv/functest-smoke-cntt:wallaby tempest_cinder_cntt PASS
opnfv/functest-smoke-cntt:wallaby tempest_keystone_cntt PASS
opnfv/functest-smoke-cntt:wallaby rally_sanity_cntt PASS
opnfv/functest-smoke-cntt:wallaby tempest_full_cntt PASS
opnfv/functest-smoke-cntt:wallaby tempest_scenario_cntt PASS
opnfv/functest-smoke-cntt:wallaby tempest_slow_cntt PASS
opnfv/functest-benchmarking-cntt:wallaby rally_full_cntt PASS
opnfv/functest-benchmarking-cntt:wallaby rally_jobs_cntt PASS
opnfv/functest-benchmarking-cntt:wallaby vmtp PASS
opnfv/functest-benchmarking-cntt:wallaby shaker PASS
opnfv/functest-vnf:wallaby cloudify PASS
opnfv/functest-vnf:wallaby cloudify_ims PASS
opnfv/functest-vnf:wallaby heat_ims PASS
opnfv/functest-vnf:wallaby vyos_vrouter PASS
opnfv/functest-vnf:wallaby juju_epc PASS

TC Mapping to Requirements

test case requirements
tempest_horizon Horizon testing
tempest_neutron_cntt Neutron API testing
tempest_cinder_cntt Cinder API testing
tempest_keystone_cntt Keystone API testing
rally_sanity_cntt Keystone, Glance, Cinder, Swift, Neutron, Nova and Heat API testing
tempest_full_cntt Keystone, Glance, Cinder, Swift, Neutron and Nova API testing
tempest_scenario_cntt Keystone, Glance, Cinder, Swift, Neutron and Nova API testing
tempest_slow_cntt Keystone, Glance, Cinder, Swift, Neutron and Nova API testing
rally_full_cntt Keystone, Glance, Cinder, Swift, Neutron, Nova and Heat API benchmarking
rally_jobs_cntt Neutron API benchmarking
vmtp Dataplane benchmarking
shaker Dataplane benchmarking
cloudify opensource VNF onboarding and testing
cloudify_ims opensource VNF onboarding and testing
heat_ims opensource VNF onboarding and testing
vyos_vrouter opensource VNF onboarding and testing
juju_epc opensource VNF onboarding and testing