[node operator] ScalingGroup CRD definition

Signed-off-by: Malte Poll <mp@edgeless.systems>

operators/constellation-node-operator/api/v1alpha1/scalinggroup_types.go

@@ -5,22 +5,27 @@ import (
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
 
-// EDIT THIS FILE!  THIS IS SCAFFOLDING FOR YOU TO OWN!
+const (
-// NOTE: json tags are required.  Any new fields you add must have json tags for the fields to be serialized.
+	// ConditionOutdated is used to signal outdated scaling groups.
+	ConditionOutdated = "Outdated"
+)
 
 // ScalingGroupSpec defines the desired state of ScalingGroup
 type ScalingGroupSpec struct {
-	// INSERT ADDITIONAL SPEC FIELDS - desired state of cluster
+	// NodeImage is the name of the NodeImage resource.
-	// Important: Run "make" to regenerate code after modifying this file
+	NodeImage string `json:"nodeImage,omitempty"`
-
+	// GroupID is the CSP specific, canonical identifier of a scaling group.
-	// Foo is an example field of ScalingGroup. Edit scalinggroup_types.go to remove/update
+	GroupID string `json:"groupId,omitempty"`
-	Foo string `json:"foo,omitempty"`
+	// Autoscaling specifies wether the scaling group should automatically scale using the cluster-autoscaler.
+	Autoscaling bool `json:"autoscaling,omitempty"`
 }
 
 // ScalingGroupStatus defines the observed state of ScalingGroup
 type ScalingGroupStatus struct {
-	// INSERT ADDITIONAL STATUS FIELD - define observed state of cluster
+	// ImageReference is the image currently used for newly created nodes in this scaling group.
-	// Important: Run "make" to regenerate code after modifying this file
+	ImageReference string `json:"imageReference,omitempty"`
+	// Conditions represent the latest available observations of an object's state.
+	Conditions []metav1.Condition `json:"conditions"`
 }
 
 //+kubebuilder:object:root=true

operators/constellation-node-operator/api/v1alpha1/zz_generated.deepcopy.go

@@ -332,7 +332,7 @@ func (in *ScalingGroup) DeepCopyInto(out *ScalingGroup) {
 	out.TypeMeta = in.TypeMeta
 	in.ObjectMeta.DeepCopyInto(&out.ObjectMeta)
 	out.Spec = in.Spec
-	out.Status = in.Status
+	in.Status.DeepCopyInto(&out.Status)
 }
 
 // DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new ScalingGroup.
@@ -403,6 +403,13 @@ func (in *ScalingGroupSpec) DeepCopy() *ScalingGroupSpec {
 // DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
 func (in *ScalingGroupStatus) DeepCopyInto(out *ScalingGroupStatus) {
 	*out = *in
+	if in.Conditions != nil {
+		in, out := &in.Conditions, &out.Conditions
+		*out = make([]metav1.Condition, len(*in))
+		for i := range *in {
+			(*in)[i].DeepCopyInto(&(*out)[i])
+		}
+	}
 }
 
 // DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new ScalingGroupStatus.

operators/constellation-node-operator/config/crd/bases/update.edgeless.systems_scalinggroups.yaml

@@ -35,13 +35,97 @@ spec:
           spec:
             description: ScalingGroupSpec defines the desired state of ScalingGroup
             properties:
-              foo:
+              autoscaling:
-                description: Foo is an example field of ScalingGroup. Edit scalinggroup_types.go
+                description: Autoscaling specifies wether the scaling group should
-                  to remove/update
+                  automatically scale using the cluster-autoscaler.
+                type: boolean
+              groupId:
+                description: GroupID is the CSP specific, canonical identifier of
+                  a scaling group.
+                type: string
+              nodeImage:
+                description: NodeImage is the name of the NodeImage resource.
                 type: string
             type: object
           status:
             description: ScalingGroupStatus defines the observed state of ScalingGroup
+            properties:
+              conditions:
+                description: Conditions represent the latest available observations
+                  of an object's state.
+                items:
+                  description: "Condition contains details for one aspect of the current
+                    state of this API Resource. --- This struct is intended for direct
+                    use as an array at the field path .status.conditions.  For example,
+                    type FooStatus struct{ // Represents the observations of a foo's
+                    current state. // Known .status.conditions.type are: \"Available\",
+                    \"Progressing\", and \"Degraded\" // +patchMergeKey=type // +patchStrategy=merge
+                    // +listType=map // +listMapKey=type Conditions []metav1.Condition
+                    `json:\"conditions,omitempty\" patchStrategy:\"merge\" patchMergeKey:\"type\"
+                    protobuf:\"bytes,1,rep,name=conditions\"` \n // other fields }"
+                  properties:
+                    lastTransitionTime:
+                      description: lastTransitionTime is the last time the condition
+                        transitioned from one status to another. This should be when
+                        the underlying condition changed.  If that is not known, then
+                        using the time when the API field changed is acceptable.
+                      format: date-time
+                      type: string
+                    message:
+                      description: message is a human readable message indicating
+                        details about the transition. This may be an empty string.
+                      maxLength: 32768
+                      type: string
+                    observedGeneration:
+                      description: observedGeneration represents the .metadata.generation
+                        that the condition was set based upon. For instance, if .metadata.generation
+                        is currently 12, but the .status.conditions[x].observedGeneration
+                        is 9, the condition is out of date with respect to the current
+                        state of the instance.
+                      format: int64
+                      minimum: 0
+                      type: integer
+                    reason:
+                      description: reason contains a programmatic identifier indicating
+                        the reason for the condition's last transition. Producers
+                        of specific condition types may define expected values and
+                        meanings for this field, and whether the values are considered
+                        a guaranteed API. The value should be a CamelCase string.
+                        This field may not be empty.
+                      maxLength: 1024
+                      minLength: 1
+                      pattern: ^[A-Za-z]([A-Za-z0-9_,:]*[A-Za-z0-9_])?$
+                      type: string
+                    status:
+                      description: status of the condition, one of True, False, Unknown.
+                      enum:
+                      - "True"
+                      - "False"
+                      - Unknown
+                      type: string
+                    type:
+                      description: type of condition in CamelCase or in foo.example.com/CamelCase.
+                        --- Many .condition.type values are consistent across resources
+                        like Available, but because arbitrary conditions can be useful
+                        (see .node.status.conditions), the ability to deconflict is
+                        important. The regex it matches is (dns1123SubdomainFmt/)?(qualifiedNameFmt)
+                      maxLength: 316
+                      pattern: ^([a-z0-9]([-a-z0-9]*[a-z0-9])?(\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*/)?(([A-Za-z0-9][-A-Za-z0-9_.]*)?[A-Za-z0-9])$
+                      type: string
+                  required:
+                  - lastTransitionTime
+                  - message
+                  - reason
+                  - status
+                  - type
+                  type: object
+                type: array
+              imageReference:
+                description: ImageReference is the image currently used for newly
+                  created nodes in this scaling group.
+                type: string
+            required:
+            - conditions
             type: object
         type: object
     served: true