create DatadogMetric CRD

Signed-off-by: cedric lamoriniere <cedric.lamoriniere@datadoghq.com>

deploy/crds/datadoghq.com_datadogmetrics_crd.yaml

@@ -0,0 +1,136 @@
+apiVersion: apiextensions.k8s.io/v1beta1
+kind: CustomResourceDefinition
+metadata:
+  name: datadogmetrics.datadoghq.com
+spec:
+  additionalPrinterColumns:
+  - JSONPath: .status.conditions[?(@.type=='Active')].status
+    name: active
+    type: string
+  - JSONPath: .status.currentMetrics[*].external.currentValue..
+    name: value
+    type: string
+  - JSONPath: .metadata.creationTimestamp
+    name: age
+    type: date
+  group: datadoghq.com
+  names:
+    kind: DatadogMetric
+    listKind: DatadogMetricList
+    plural: datadogmetrics
+    singular: datadogmetric
+  scope: Namespaced
+  subresources:
+    status: {}
+  validation:
+    openAPIV3Schema:
+      description: DatadogMetric is the Schema for the datadogmetrics 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: DatadogMetricSpec defines the desired state of DatadogMetric
+          properties:
+            name:
+              description: Name use to provide a Name to the metrics, if not provided,
+                the "DatadogMetric.name"."DatadogMetric.name" will be used.
+              type: string
+            objectReference:
+              description: ObjectReference
+              properties:
+                apiVersion:
+                  description: API version of the referent.
+                  type: string
+                fieldPath:
+                  description: 'If referring to a piece of an object instead of an
+                    entire object, this string should contain a valid JSON/Go field
+                    access statement, such as desiredState.manifest.containers[2].
+                    For example, if the object reference is to a container within
+                    a pod, this would take on a value like: "spec.containers{name}"
+                    (where "name" refers to the name of the container that triggered
+                    the event) or if no container name is specified "spec.containers[2]"
+                    (container with index 2 in this pod). This syntax is chosen only
+                    to have some well-defined way of referencing a part of an object.
+                    TODO: this design is not final and this field is subject to change
+                    in the future.'
+                  type: string
+                kind:
+                  description: 'Kind of the referent. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds'
+                  type: string
+                name:
+                  description: 'Name of the referent. More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#names'
+                  type: string
+                namespace:
+                  description: 'Namespace of the referent. More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/namespaces/'
+                  type: string
+                resourceVersion:
+                  description: 'Specific resourceVersion to which this reference is
+                    made, if any. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#concurrency-control-and-consistency'
+                  type: string
+                uid:
+                  description: 'UID of the referent. More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#uids'
+                  type: string
+              type: object
+            query:
+              description: Query the raw datadog query
+              type: string
+          type: object
+        status:
+          description: DatadogMetricStatus defines the observed state of DatadogMetric
+          properties:
+            conditions:
+              description: Conditions Represents the latest available observations
+                of a DatadogMetric's current state.
+              items:
+                description: DatadogMetricCondition describes the state of a DatadogMetric
+                  at a certain point.
+                properties:
+                  lastTransitionTime:
+                    description: Last time the condition transitioned from one status
+                      to another.
+                    format: date-time
+                    type: string
+                  lastUpdateTime:
+                    description: Last time the condition was updated.
+                    format: date-time
+                    type: string
+                  message:
+                    description: A human readable message indicating details about
+                      the transition.
+                    type: string
+                  reason:
+                    description: The reason for the condition's last transition.
+                    type: string
+                  status:
+                    description: Status of the condition, one of True, False, Unknown.
+                    type: string
+                  type:
+                    description: Type of DatadogMetric condition.
+                    type: string
+                required:
+                - status
+                - type
+                type: object
+              type: array
+            currentValue:
+              description: CurrentValue is the current value of the metric (as a quantity)
+              type: string
+          required:
+          - currentValue
+          type: object
+      type: object
+  version: v1alpha1
+  versions:
+  - name: v1alpha1
+    served: true
+    storage: true

deploy/role.yaml

@@ -1,6 +1,7 @@
 apiVersion: rbac.authorization.k8s.io/v1
 kind: Role
 metadata:
+  creationTimestamp: null
   name: datadog-operator
 rules:
 - apiGroups:
@@ -52,5 +53,6 @@ rules:
   - 'datadogagents/status'
   - 'datadogagents/finalizers'
   - 'extendeddaemonsets'
+  - 'datadogmetrics'
   verbs:
   - '*'

pkg/apis/addtoscheme_datadoghq_v1alpha1.go

@@ -7,11 +7,9 @@ package apis
 
 import (
 	"github.com/DataDog/datadog-operator/pkg/apis/datadoghq/v1alpha1"
-	edsdatadoghqv1alpha1 "github.com/datadog/extendeddaemonset/pkg/apis/datadoghq/v1alpha1"
 )
 
 func init() {
 	// Register the types with the Scheme so the components can map objects to GroupVersionKinds and back
 	AddToSchemes = append(AddToSchemes, v1alpha1.SchemeBuilder.AddToScheme)
-	AddToSchemes = append(AddToSchemes, edsdatadoghqv1alpha1.SchemeBuilder.AddToScheme)
 }

pkg/apis/datadoghq/group.go

@@ -0,0 +1,11 @@
+// Unless explicitly stated otherwise all files in this repository are licensed
+// under the Apache License Version 2.0.
+// This product includes software developed at Datadog (https://www.datadoghq.com/).
+// Copyright 2016-2019 Datadog, Inc.
+
+// Package datadoghq contains datadoghq API versions.
+//
+// This file ensures Go source parsers acknowledge the datadoghq package
+// and any child packages. It can be removed if any other Go source files are
+// added to this package.
+package datadoghq

pkg/apis/datadoghq/v1alpha1/datadogmetric_types.go

@@ -0,0 +1,103 @@
+// Unless explicitly stated otherwise all files in this repository are licensed
+// under the Apache License Version 2.0.
+// This product includes software developed at Datadog (https://www.datadoghq.com/).
+// Copyright 2016-2019 Datadog, Inc.
+
+package v1alpha1
+
+import (
+	corev1 "k8s.io/api/core/v1"
+	v1 "k8s.io/api/core/v1"
+	"k8s.io/apimachinery/pkg/api/resource"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+// EDIT THIS FILE!  THIS IS SCAFFOLDING FOR YOU TO OWN!
+// NOTE: json tags are required.  Any new fields you add must have json tags for the fields to be serialized.
+
+// DatadogMetricSpec defines the desired state of DatadogMetric
+type DatadogMetricSpec struct {
+	// Name use to provide a Name to the metrics, if not provided, the "DatadogMetric.name"."DatadogMetric.name"
+	// will be used.
+	// +optional
+	Name string `json:"name,omitempty"`
+	// Query the raw datadog query
+	Query string `json:"query,omitempty"`
+	// ObjectReference
+	ObjectReference *v1.ObjectReference `json:"objectReference,omitempty"`
+}
+
+// DatadogMetricStatus defines the observed state of DatadogMetric
+type DatadogMetricStatus struct {
+	// Conditions Represents the latest available observations of a DatadogMetric's current state.
+	// +listType=set
+	Conditions []DatadogMetricCondition `json:"conditions,omitempty"`
+	// CurrentValue is the current value of the metric (as a quantity)
+	CurrentValue resource.Quantity `json:"currentValue"`
+}
+
+// DatadogMetricCondition describes the state of a DatadogMetric at a certain point.
+// +k8s:openapi-gen=true
+type DatadogMetricCondition struct {
+	// Type of DatadogMetric condition.
+	Type DatadogMetricConditionType `json:"type"`
+	// Status of the condition, one of True, False, Unknown.
+	Status corev1.ConditionStatus `json:"status"`
+	// Last time the condition transitioned from one status to another.
+	// +optional
+	LastTransitionTime metav1.Time `json:"lastTransitionTime,omitempty"`
+	// Last time the condition was updated.
+	// +optional
+	LastUpdateTime metav1.Time `json:"lastUpdateTime,omitempty"`
+	// The reason for the condition's last transition.
+	// +optional
+	Reason string `json:"reason,omitempty"`
+	// A human readable message indicating details about the transition.
+	// +optional
+	Message string `json:"message,omitempty"`
+}
+
+// DatadogMetricConditionType type use to represent a DatadogMetric condition
+type DatadogMetricConditionType string
+
+const (
+	// DatadogMetricConditionTypeActive DatadogMetric is active
+	DatadogMetricConditionTypeActive DatadogMetricConditionType = "Active"
+	// DatadogMetricConditionTypeUpdated DatadogMetric is updated
+	DatadogMetricConditionTypeUpdated DatadogMetricConditionType = "Updated"
+	// DatadogMetricConditionTypeValid DatadogMetric.spec.query is invalid
+	DatadogMetricConditionTypeValid DatadogMetricConditionType = "Valid"
+	// DatadogMetricConditionTypeError the controller wasn't able to handle this DatadogMetric
+	DatadogMetricConditionTypeError DatadogMetricConditionType = "Error"
+)
+
+// +genclient
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+
+// DatadogMetric is the Schema for the datadogmetrics API
+// +k8s:openapi-gen=true
+// +kubebuilder:subresource:status
+// +kubebuilder:resource:path=datadogmetrics,scope=Namespaced
+// +kubebuilder:printcolumn:name="active",type="string",JSONPath=".status.conditions[?(@.type=='Active')].status"
+// +kubebuilder:printcolumn:name="value",type="string",JSONPath=".status.currentMetrics[*].external.currentValue.."
+// +kubebuilder:printcolumn:name="age",type="date",JSONPath=".metadata.creationTimestamp"
+type DatadogMetric struct {
+	metav1.TypeMeta   `json:",inline"`
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+
+	Spec   DatadogMetricSpec   `json:"spec,omitempty"`
+	Status DatadogMetricStatus `json:"status,omitempty"`
+}
+
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+
+// DatadogMetricList contains a list of DatadogMetric
+type DatadogMetricList struct {
+	metav1.TypeMeta `json:",inline"`
+	metav1.ListMeta `json:"metadata,omitempty"`
+	Items           []DatadogMetric `json:"items"`
+}
+
+func init() {
+	SchemeBuilder.Register(&DatadogMetric{}, &DatadogMetricList{})
+}