Add v1 type

Signed-off-by: Alik Khilazhev <7482065+alikhil@users.noreply.github.com>

Author: alikhil

apis/config/v1/conversion.go

@@ -42,3 +42,31 @@ func Convert_config_NodeResourceTopologyMatchArgs_To_v1_NodeResourceTopologyMatc
 	out.ScoringStrategy = (*ScoringStrategy)(unsafe.Pointer(&in.ScoringStrategy))
 	return nil
 }
+
+func Convert_v1_NodeMetadataArgs_To_config_NodeMetadataArgs(in *NodeMetadataArgs, out *config.NodeMetadataArgs, s conversion.Scope) error {
+	if err := autoConvert_v1_NodeMetadataArgs_To_config_NodeMetadataArgs(in, out, s); err != nil {
+		return err
+	}
+	// Manual conversions for enum types.
+	if in.MetadataSource != nil {
+		out.MetadataSource = *(*config.MetadataSourceType)(unsafe.Pointer(in.MetadataSource))
+	}
+	if in.MetadataType != nil {
+		out.MetadataType = *(*config.MetadataValueType)(unsafe.Pointer(in.MetadataType))
+	}
+	if in.ScoringStrategy != nil {
+		out.ScoringStrategy = *(*config.MetadataScoringStrategy)(unsafe.Pointer(in.ScoringStrategy))
+	}
+	return nil
+}
+
+func Convert_config_NodeMetadataArgs_To_v1_NodeMetadataArgs(in *config.NodeMetadataArgs, out *NodeMetadataArgs, s conversion.Scope) error {
+	if err := autoConvert_config_NodeMetadataArgs_To_v1_NodeMetadataArgs(in, out, s); err != nil {
+		return err
+	}
+	// Manual conversions for enum types.
+	out.MetadataSource = (*MetadataSourceType)(unsafe.Pointer(&in.MetadataSource))
+	out.MetadataType = (*MetadataValueType)(unsafe.Pointer(&in.MetadataType))
+	out.ScoringStrategy = (*MetadataScoringStrategy)(unsafe.Pointer(&in.ScoringStrategy))
+	return nil
+}

apis/config/v1/register.go

@@ -47,6 +47,7 @@ func addKnownTypes(scheme *runtime.Scheme) error {
 		&NetworkOverheadArgs{},
 		&SySchedArgs{},
 		&PeaksArgs{},
+		&NodeMetadataArgs{},
 	)
 	return nil
 }

apis/config/v1/types.go

@@ -297,3 +297,69 @@ type PowerModel struct {
 	// Power = K0 + K1 * e ^(K2 * x) : where x is utilisation
 	// Idle power of node will be K0 + K1
 }
+
+// MetadataSourceType defines where to look for metadata
+type MetadataSourceType string
+
+const (
+	// MetadataSourceLabel indicates metadata should be read from node labels
+	MetadataSourceLabel MetadataSourceType = "Label"
+	// MetadataSourceAnnotation indicates metadata should be read from node annotations
+	MetadataSourceAnnotation MetadataSourceType = "Annotation"
+)
+
+// MetadataValueType defines the type of metadata value
+type MetadataValueType string
+
+const (
+	// MetadataTypeNumber indicates the metadata value is a numeric value
+	MetadataTypeNumber MetadataValueType = "Number"
+	// MetadataTypeTimestamp indicates the metadata value is a timestamp
+	MetadataTypeTimestamp MetadataValueType = "Timestamp"
+)
+
+// MetadataScoringStrategy defines how to score nodes based on metadata values
+type MetadataScoringStrategy string
+
+const (
+	// ScoringStrategyHighest favors nodes with highest numeric values
+	ScoringStrategyHighest MetadataScoringStrategy = "Highest"
+	// ScoringStrategyLowest favors nodes with lowest numeric values
+	ScoringStrategyLowest MetadataScoringStrategy = "Lowest"
+	// ScoringStrategyNewest favors nodes with newest (most recent) timestamps
+	ScoringStrategyNewest MetadataScoringStrategy = "Newest"
+	// ScoringStrategyOldest favors nodes with oldest timestamps
+	ScoringStrategyOldest MetadataScoringStrategy = "Oldest"
+)
+
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+
+// NodeMetadataArgs holds arguments used to configure the NodeMetadata plugin.
+type NodeMetadataArgs struct {
+	metav1.TypeMeta `json:",inline"`
+
+	// MetadataKey is the name of the label or annotation to use for scoring
+	MetadataKey *string `json:"metadataKey,omitempty"`
+
+	// MetadataSource indicates whether to read from labels or annotations
+	// Valid values: "Label", "Annotation"
+	MetadataSource *MetadataSourceType `json:"metadataSource,omitempty"`
+
+	// MetadataType indicates the type of value in the metadata
+	// Valid values: "Number", "Timestamp"
+	MetadataType *MetadataValueType `json:"metadataType,omitempty"`
+
+	// ScoringStrategy defines how nodes should be scored
+	// For Number type: "Highest" or "Lowest"
+	// For Timestamp type: "Newest" or "Oldest"
+	ScoringStrategy *MetadataScoringStrategy `json:"scoringStrategy,omitempty"`
+
+	// TimestampFormat is the Go time format string for parsing timestamps
+	// Only used when MetadataType is "Timestamp"
+	// Default: time.RFC3339 ("2006-01-02T15:04:05Z07:00")
+	// Examples:
+	//   - RFC3339: "2006-01-02T15:04:05Z07:00"
+	//   - Unix timestamp: Use MetadataType "Number" instead
+	//   - Custom: "2006-01-02 15:04:05"
+	TimestampFormat *string `json:"timestampFormat,omitempty"`
+}