diff options
Diffstat (limited to 'vendor/github.com/openshift/api/config/v1/types_feature.go')
| -rw-r--r-- | vendor/github.com/openshift/api/config/v1/types_feature.go | 194 |
1 files changed, 0 insertions, 194 deletions
diff --git a/vendor/github.com/openshift/api/config/v1/types_feature.go b/vendor/github.com/openshift/api/config/v1/types_feature.go deleted file mode 100644 index ce9012627..000000000 --- a/vendor/github.com/openshift/api/config/v1/types_feature.go +++ /dev/null @@ -1,194 +0,0 @@ -package v1 - -import metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" - -// +genclient -// +genclient:nonNamespaced -// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object - -// Feature holds cluster-wide information about feature gates. The canonical name is `cluster` -type FeatureGate struct { - metav1.TypeMeta `json:",inline"` - metav1.ObjectMeta `json:"metadata,omitempty"` - - // spec holds user settable values for configuration - // +kubebuilder:validation:Required - // +required - Spec FeatureGateSpec `json:"spec"` - // status holds observed values from the cluster. They may not be overridden. - // +optional - Status FeatureGateStatus `json:"status"` -} - -type FeatureSet string - -var ( - // Default feature set that allows upgrades. - Default FeatureSet = "" - - // TechPreviewNoUpgrade turns on tech preview features that are not part of the normal supported platform. Turning - // this feature set on CANNOT BE UNDONE and PREVENTS UPGRADES. - TechPreviewNoUpgrade FeatureSet = "TechPreviewNoUpgrade" - - // CustomNoUpgrade allows the enabling or disabling of any feature. Turning this feature set on IS NOT SUPPORTED, CANNOT BE UNDONE, and PREVENTS UPGRADES. - // Because of its nature, this setting cannot be validated. If you have any typos or accidentally apply invalid combinations - // your cluster may fail in an unrecoverable way. - CustomNoUpgrade FeatureSet = "CustomNoUpgrade" - - // TopologyManager enables ToplogyManager support. Upgrades are enabled with this feature. - LatencySensitive FeatureSet = "LatencySensitive" -) - -type FeatureGateSpec struct { - FeatureGateSelection `json:",inline"` -} - -// +union -type FeatureGateSelection struct { - // featureSet changes the list of features in the cluster. The default is empty. Be very careful adjusting this setting. - // Turning on or off features may cause irreversible changes in your cluster which cannot be undone. - // +unionDiscriminator - // +optional - FeatureSet FeatureSet `json:"featureSet,omitempty"` - - // customNoUpgrade allows the enabling or disabling of any feature. Turning this feature set on IS NOT SUPPORTED, CANNOT BE UNDONE, and PREVENTS UPGRADES. - // Because of its nature, this setting cannot be validated. If you have any typos or accidentally apply invalid combinations - // your cluster may fail in an unrecoverable way. featureSet must equal "CustomNoUpgrade" must be set to use this field. - // +optional - // +nullable - CustomNoUpgrade *CustomFeatureGates `json:"customNoUpgrade,omitempty"` -} - -type CustomFeatureGates struct { - // enabled is a list of all feature gates that you want to force on - // +optional - Enabled []string `json:"enabled,omitempty"` - // disabled is a list of all feature gates that you want to force off - // +optional - Disabled []string `json:"disabled,omitempty"` -} - -type FeatureGateStatus struct { -} - -// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object - -type FeatureGateList struct { - metav1.TypeMeta `json:",inline"` - metav1.ListMeta `json:"metadata"` - - Items []FeatureGate `json:"items"` -} - -type FeatureGateEnabledDisabled struct { - Enabled []string - Disabled []string -} - -// FeatureSets Contains a map of Feature names to Enabled/Disabled Feature. -// -// NOTE: The caller needs to make sure to check for the existence of the value -// using golang's existence field. A possible scenario is an upgrade where new -// FeatureSets are added and a controller has not been upgraded with a newer -// version of this file. In this upgrade scenario the map could return nil. -// -// example: -// if featureSet, ok := FeatureSets["SomeNewFeature"]; ok { } -// -// If you put an item in either of these lists, put your area and name on it so we can find owners. -var FeatureSets = map[FeatureSet]*FeatureGateEnabledDisabled{ - Default: defaultFeatures, - CustomNoUpgrade: { - Enabled: []string{}, - Disabled: []string{}, - }, - TechPreviewNoUpgrade: newDefaultFeatures().toFeatures(), - LatencySensitive: newDefaultFeatures(). - with( - "TopologyManager", // sig-pod, sjenning - ). - toFeatures(), -} - -var defaultFeatures = &FeatureGateEnabledDisabled{ - Enabled: []string{ - "RotateKubeletServerCertificate", // sig-pod, sjenning - "SupportPodPidsLimit", // sig-pod, sjenning - "NodeDisruptionExclusion", // sig-scheduling, ccoleman - "ServiceNodeExclusion", // sig-scheduling, ccoleman - "SCTPSupport", // sig-network, ccallend - }, - Disabled: []string{ - "LegacyNodeRoleBehavior", // sig-scheduling, ccoleman - }, -} - -type featureSetBuilder struct { - forceOn []string - forceOff []string -} - -func newDefaultFeatures() *featureSetBuilder { - return &featureSetBuilder{} -} - -func (f *featureSetBuilder) with(forceOn ...string) *featureSetBuilder { - f.forceOn = append(f.forceOn, forceOn...) - return f -} - -func (f *featureSetBuilder) without(forceOff ...string) *featureSetBuilder { - f.forceOff = append(f.forceOff, forceOff...) - return f -} - -func (f *featureSetBuilder) isForcedOff(needle string) bool { - for _, forcedOff := range f.forceOff { - if needle == forcedOff { - return true - } - } - return false -} - -func (f *featureSetBuilder) isForcedOn(needle string) bool { - for _, forceOn := range f.forceOn { - if needle == forceOn { - return true - } - } - return false -} - -func (f *featureSetBuilder) toFeatures() *FeatureGateEnabledDisabled { - finalOn := []string{} - finalOff := []string{} - - // only add the default enabled features if they haven't been explicitly set off - for _, defaultOn := range defaultFeatures.Enabled { - if !f.isForcedOff(defaultOn) { - finalOn = append(finalOn, defaultOn) - } - } - for _, currOn := range f.forceOn { - if f.isForcedOff(currOn) { - panic("coding error, you can't have features both on and off") - } - finalOn = append(finalOn, currOn) - } - - // only add the default disabled features if they haven't been explicitly set on - for _, defaultOff := range defaultFeatures.Disabled { - if !f.isForcedOn(defaultOff) { - finalOff = append(finalOff, defaultOff) - } - } - for _, currOff := range f.forceOff { - finalOff = append(finalOff, currOff) - } - - return &FeatureGateEnabledDisabled{ - Enabled: finalOn, - Disabled: finalOff, - } -} |