added methods

api/v1alpha1/memcached_types.go

@@ -30,12 +30,11 @@ type MemcachedSpec struct {
 
 	// Foo is an example field of Memcached. Edit memcached_types.go to remove/update
 	Foo string `json:"foo,omitempty"`
-}
 
-// MemcachedStatus defines the observed state of Memcached.
-type MemcachedStatus struct {
-	// INSERT ADDITIONAL STATUS FIELD - define observed state of cluster
-	// Important: Run "make" to regenerate code after modifying this file
+	// +kubebuilder:validation:Minimum=1
+	// +kubebuilder:validation:Maximum=3
+	// +kubebuilder:validation:ExclusiveMaximum=false
+	Size int32 `json:"size,omitempty"`
 }
 
 // +kubebuilder:object:root=true
@@ -59,6 +58,10 @@ type MemcachedList struct {
 	Items           []Memcached `json:"items"`
 }
 
+type MemcachedStatus struct {
+	Conditions []metav1.Condition `json:"conditions,omitempty" patchStrategy:"merge" patchMergeKey:"type" protobuf:"bytes,1,rep,name=conditions"`
+}
+
 func init() {
 	SchemeBuilder.Register(&Memcached{}, &MemcachedList{})
 }

config/crd/bases/cache.example.com_memcacheds.yaml

@@ -0,0 +1,115 @@
+---
+apiVersion: apiextensions.k8s.io/v1
+kind: CustomResourceDefinition
+metadata:
+  annotations:
+    controller-gen.kubebuilder.io/version: v0.16.4
+  name: memcacheds.cache.example.com
+spec:
+  group: cache.example.com
+  names:
+    kind: Memcached
+    listKind: MemcachedList
+    plural: memcacheds
+    singular: memcached
+  scope: Namespaced
+  versions:
+  - name: v1alpha1
+    schema:
+      openAPIV3Schema:
+        description: Memcached is the Schema for the memcacheds API.
+        properties:
+          apiVersion:
+            description: |-
+              APIVersion defines the versioned schema of this representation of an object.
+              Servers should convert recognized schemas to the latest internal value, and
+              may reject unrecognized values.
+              More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#resources
+            type: string
+          kind:
+            description: |-
+              Kind is a string value representing the REST resource this object represents.
+              Servers may infer this from the endpoint the client submits requests to.
+              Cannot be updated.
+              In CamelCase.
+              More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds
+            type: string
+          metadata:
+            type: object
+          spec:
+            description: MemcachedSpec defines the desired state of Memcached.
+            properties:
+              foo:
+                description: Foo is an example field of Memcached. Edit memcached_types.go
+                  to remove/update
+                type: string
+              size:
+                format: int32
+                maximum: 3
+                minimum: 1
+                type: integer
+            type: object
+          status:
+            properties:
+              conditions:
+                items:
+                  description: Condition contains details for one aspect of the current
+                    state of this API Resource.
+                  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.
+                      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
+            type: object
+        type: object
+    served: true
+    storage: true
+    subresources:
+      status: {}

config/rbac/role.yaml

@@ -1,11 +1,32 @@
+---
 apiVersion: rbac.authorization.k8s.io/v1
 kind: ClusterRole
 metadata:
-  labels:
-    app.kubernetes.io/name: memcached-operator
-    app.kubernetes.io/managed-by: kustomize
   name: manager-role
 rules:
-- apiGroups: [""]
-  resources: ["pods"]
-  verbs: ["get", "list", "watch"]
+- apiGroups:
+  - cache.example.com
+  resources:
+  - memcacheds
+  verbs:
+  - create
+  - delete
+  - get
+  - list
+  - patch
+  - update
+  - watch
+- apiGroups:
+  - cache.example.com
+  resources:
+  - memcacheds/finalizers
+  verbs:
+  - update
+- apiGroups:
+  - cache.example.com
+  resources:
+  - memcacheds/status
+  verbs:
+  - get
+  - patch
+  - update

config/samples/cache_v1alpha1_memcached.yaml

@@ -7,3 +7,5 @@ metadata:
   name: memcached-sample
 spec:
   # TODO(user): Add fields here
+  size: 1
+  foo: worked