Expose placement_aggregate_required_for_tenants parameter

Add support for configuring scheduler parameter option
`placement_aggregate_required_for_tenants` which controls
whether or not a tenant with no aggregate affinity will be
allowed to schedule to any available node.

Change-Id: I61e3784ff40665ced25a52f864455c2a3518def0
This commit is contained in:
Rajesh Tailor 2020-03-24 14:52:05 +05:30
parent cb6200d911
commit 23c242c16e
3 changed files with 44 additions and 15 deletions

View File

@ -41,21 +41,31 @@
# zones will only be available to specific set of tenants.
# Defaults to $::os_service_default
#
# [*placement_aggregate_required_for_tenants*]
# (Optional) This setting controls if a tenant with no aggregate affinity
# will be allowed to schedule to any availalbe node when
# ``limit_tenants_to_placement_aggregate`` is set to True.
# If aggregates are used to limit some tenants but not all, then this should
# be False.
# If all tenants should be confined via aggregate, then this should be True.
# Defaults to $::os_service_default
#
# [*max_placement_results*]
# (Optional) This setting determines the maximum limit on results received
# from the placement service during a scheduling operation.
# Defaults to $::os_service_default
#
class nova::scheduler(
$enabled = true,
$manage_service = true,
$ensure_package = 'present',
$workers = $::os_workers,
$scheduler_driver = 'filter_scheduler',
$discover_hosts_in_cells_interval = $::os_service_default,
$query_placement_for_image_type_support = $::os_service_default,
$limit_tenants_to_placement_aggregate = $::os_service_default,
$max_placement_results = $::os_service_default,
$enabled = true,
$manage_service = true,
$ensure_package = 'present',
$workers = $::os_workers,
$scheduler_driver = 'filter_scheduler',
$discover_hosts_in_cells_interval = $::os_service_default,
$query_placement_for_image_type_support = $::os_service_default,
$limit_tenants_to_placement_aggregate = $::os_service_default,
$placement_aggregate_required_for_tenants = $::os_service_default,
$max_placement_results = $::os_service_default,
) {
include nova::deps
@ -72,11 +82,12 @@ class nova::scheduler(
}
nova_config {
'scheduler/workers': value => $workers;
'scheduler/driver': value => $scheduler_driver;
'scheduler/discover_hosts_in_cells_interval': value => $discover_hosts_in_cells_interval;
'scheduler/query_placement_for_image_type_support': value => $query_placement_for_image_type_support;
'scheduler/limit_tenants_to_placement_aggregate': value => $limit_tenants_to_placement_aggregate;
'scheduler/max_placement_results': value => $max_placement_results;
'scheduler/workers': value => $workers;
'scheduler/driver': value => $scheduler_driver;
'scheduler/discover_hosts_in_cells_interval': value => $discover_hosts_in_cells_interval;
'scheduler/query_placement_for_image_type_support': value => $query_placement_for_image_type_support;
'scheduler/limit_tenants_to_placement_aggregate': value => $limit_tenants_to_placement_aggregate;
'scheduler/placement_aggregate_required_for_tenants': value => $placement_aggregate_required_for_tenants;
'scheduler/max_placement_results': value => $max_placement_results;
}
}

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@ -0,0 +1,9 @@
---
features:
- |
Add parameter `placement_aggregate_required_for_tenants` which controls
whether or not a tenant with no aggregate affinity will be allowed to
schedule to any available node, when `limit_tenants_to_placement_aggregate`
is set to True.
Default value for this parameter is False.

View File

@ -22,6 +22,7 @@ describe 'nova::scheduler' do
it { is_expected.to contain_nova_config('scheduler/discover_hosts_in_cells_interval').with_value('<SERVICE DEFAULT>') }
it { is_expected.to contain_nova_config('scheduler/query_placement_for_image_type_support').with_value('<SERVICE DEFAULT>') }
it { is_expected.to contain_nova_config('scheduler/limit_tenants_to_placement_aggregate').with_value('<SERVICE DEFAULT>') }
it { is_expected.to contain_nova_config('scheduler/placement_aggregate_required_for_tenants').with_value('<SERVICE DEFAULT>') }
it { is_expected.to contain_nova_config('scheduler/max_placement_results').with_value('<SERVICE DEFAULT>') }
it { is_expected.to contain_class('nova::availability_zone') }
@ -85,6 +86,14 @@ describe 'nova::scheduler' do
it { is_expected.to contain_nova_config('scheduler/limit_tenants_to_placement_aggregate').with_value(true) }
end
context 'with placement_aggregate_required_for_tenants' do
let :params do
{ :placement_aggregate_required_for_tenants => true }
end
it { is_expected.to contain_nova_config('scheduler/placement_aggregate_required_for_tenants').with_value(true) }
end
context 'with max_placement_results' do
let :params do
{ :max_placement_results => 10 }