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removepodsviolatingtopologyspreadconstraint: implement explicit constraints

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This commit is contained in:
Amir Alavi
2023-06-03 18:58:18 -04:00
parent 5f0edb5f93
commit 7f2f6f2b16
14 changed files with 254 additions and 27 deletions
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7
pkg/api/v1alpha1/strategymigration.go
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@@ -19,6 +19,7 @@ package v1alpha1
import (
"fmt"
v1 "k8s.io/api/core/v1"
"k8s.io/klog/v2"
utilpointer "k8s.io/utils/pointer"
"sigs.k8s.io/descheduler/pkg/api"
@@ -171,10 +172,14 @@ var StrategyParamsToPluginArgs = map[string]func(params *StrategyParameters) (*a
}, nil
},
"RemovePodsViolatingTopologySpreadConstraint": func(params *StrategyParameters) (*api.PluginConfig, error) {
constraints := []v1.UnsatisfiableConstraintAction{v1.DoNotSchedule}
if params.IncludeSoftConstraints {
constraints = append(constraints, v1.ScheduleAnyway)
}
args := &removepodsviolatingtopologyspreadconstraint.RemovePodsViolatingTopologySpreadConstraintArgs{
Namespaces: v1alpha1NamespacesToInternal(params.Namespaces),
LabelSelector: params.LabelSelector,
IncludeSoftConstraints: params.IncludeSoftConstraints,
Constraints: constraints,
TopologyBalanceNodeFit: utilpointer.Bool(true),
}
if err := removepodsviolatingtopologyspreadconstraint.ValidateRemovePodsViolatingTopologySpreadConstraintArgs(args); err != nil {