[Issue10] Add_rollout history api and controller (#61)

* add RolloutHistory api
Signed-off-by: yike21 <[email protected]>

* add RolloutHistory controller

Signed-off-by: yike21 <[email protected]>

Signed-off-by: yike21 <[email protected]>

api/v1alpha1/rollouthistory_types.go

@@ -0,0 +1,151 @@
+/*
+Copyright 2022 The Kruise Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package v1alpha1
+
+import (
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/runtime"
+)
+
+// 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.
+
+// RolloutHistorySpec defines the desired state of RolloutHistory
+type RolloutHistorySpec struct {
+	// INSERT ADDITIONAL SPEC FIELDS - desired state of cluster
+	// Important: Run "make" to regenerate code after modifying this file
+
+	// Rollout indicates information of the rollout related with rollouthistory
+	Rollout RolloutInfo `json:"rollout,omitempty"`
+	// Workload indicates information of the workload, such as cloneset, deployment, advanced statefulset
+	Workload WorkloadInfo `json:"workload,omitempty"`
+	// Service indicates information of the service related with workload
+	Service ServiceInfo `json:"service,omitempty"`
+	// TrafficRouting indicates information of traffic route related with workload
+	TrafficRouting TrafficRoutingInfo `json:"trafficRouting,omitempty"`
+}
+
+type NameAndSpecData struct {
+	// Name indicates the name of object ref, such as rollout name, workload name, ingress name, etc.
+	Name string `json:"name"`
+	// Data indecates the spec of object ref
+	// +kubebuilder:pruning:PreserveUnknownFields
+	// +kubebuilder:validation:Schemaless
+	Data runtime.RawExtension `json:"data,omitempty"`
+}
+
+// RolloutInfo indicates information of the rollout related
+type RolloutInfo struct {
+	// RolloutID indicates the new rollout
+	// if there is no new RolloutID this time, ignore it and not execute RolloutHistory
+	RolloutID       string `json:"rolloutID"`
+	NameAndSpecData `json:",inline"`
+}
+
+// ServiceInfo indicates information of the service related
+type ServiceInfo struct {
+	NameAndSpecData `json:",inline"`
+}
+
+// TrafficRoutingInfo indicates information of Gateway API or Ingress
+type TrafficRoutingInfo struct {
+	// IngressRef indicates information of ingress
+	// +optional
+	Ingress *IngressInfo `json:"ingress,omitempty"`
+	// HTTPRouteRef indacates information of Gateway API
+	// +optional
+	HTTPRoute *HTTPRouteInfo `json:"httpRoute,omitempty"`
+}
+
+// IngressInfo indicates information of the ingress related
+type IngressInfo struct {
+	NameAndSpecData `json:",inline"`
+}
+
+// HTTPRouteInfo indicates information of gateway API
+type HTTPRouteInfo struct {
+	NameAndSpecData `json:",inline"`
+}
+
+// WorkloadInfo indicates information of the workload, such as cloneset, deployment, advanced statefulset
+type WorkloadInfo struct {
+	metav1.TypeMeta `json:",inline"`
+	NameAndSpecData `json:",inline"`
+}
+
+// RolloutHistoryStatus defines the observed state of RolloutHistory
+type RolloutHistoryStatus struct {
+	// INSERT ADDITIONAL STATUS FIELD - define observed state of cluster
+	// Important: Run "make" to regenerate code after modifying this file
+
+	// Phase indicates phase of RolloutHistory, just "" or "completed"
+	Phase string `json:"phase,omitempty"`
+	// CanarySteps indicates the pods released each step
+	CanarySteps []CanaryStepInfo `json:"canarySteps,omitempty"`
+}
+
+// CanaryStepInfo indicates the pods for a revision
+type CanaryStepInfo struct {
+	// CanaryStepIndex indicates step this revision
+	CanaryStepIndex int32 `json:"canaryStepIndex,omitempty"`
+	// Pods indicates the pods information
+	Pods []Pod `json:"pods,omitempty"`
+}
+
+// Pod indicates the information of a pod, including name, ip, node_name.
+type Pod struct {
+	// Name indicates the node name
+	Name string `json:"name,omitempty"`
+	// IP indicates the pod ip
+	IP string `json:"ip,omitempty"`
+	// NodeName indicates the node which pod is located at
+	NodeName string `json:"nodeName,omitempty"`
+	// todo
+	// State indicates whether the pod is ready or not
+	// State string `json:"state, omitempty"`
+}
+
+// Phase indicates rollouthistory phase
+const (
+	PhaseCompleted string = "completed"
+)
+
+// +genclient
+//+kubebuilder:object:root=true
+//+kubebuilder:subresource:status
+
+// RolloutHistory is the Schema for the rollouthistories API
+type RolloutHistory struct {
+	metav1.TypeMeta   `json:",inline"`
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+
+	Spec   RolloutHistorySpec   `json:"spec,omitempty"`
+	Status RolloutHistoryStatus `json:"status,omitempty"`
+}
+
+//+kubebuilder:object:root=true
+
+// RolloutHistoryList contains a list of RolloutHistory
+type RolloutHistoryList struct {
+	metav1.TypeMeta `json:",inline"`
+	metav1.ListMeta `json:"metadata,omitempty"`
+	Items           []RolloutHistory `json:"items"`
+}
+
+func init() {
+	SchemeBuilder.Register(&RolloutHistory{}, &RolloutHistoryList{})
+}