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events_util.go
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events_util.go
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// Copyright 2017 The etcd-operator 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 k8sutil
import (
"fmt"
"os"
"time"
api "github.com/coreos/etcd-operator/pkg/apis/etcd/v1beta2"
"github.com/coreos/etcd-operator/pkg/util/constants"
"k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
func NewMemberAddEvent(memberName string, cl *api.EtcdCluster) *v1.Event {
event := newClusterEvent(cl)
event.Type = v1.EventTypeNormal
event.Reason = "New Member Added"
event.Message = fmt.Sprintf("New member %s added to cluster", memberName)
return event
}
func MemberRemoveEvent(memberName string, cl *api.EtcdCluster) *v1.Event {
event := newClusterEvent(cl)
event.Type = v1.EventTypeNormal
event.Reason = "Member Removed"
event.Message = fmt.Sprintf("Existing member %s removed from the cluster", memberName)
return event
}
func ReplacingDeadMemberEvent(memberName string, cl *api.EtcdCluster) *v1.Event {
event := newClusterEvent(cl)
event.Type = v1.EventTypeNormal
event.Reason = "Replacing Dead Member"
event.Message = fmt.Sprintf("The dead member %s is being replaced", memberName)
return event
}
func MemberUpgradedEvent(memberName, oldVersion, newVersion string, cl *api.EtcdCluster) *v1.Event {
event := newClusterEvent(cl)
event.Type = v1.EventTypeNormal
event.Reason = "Member Upgraded"
event.Message = fmt.Sprintf("Member %s upgraded from %s to %s ", memberName, oldVersion, newVersion)
return event
}
func newClusterEvent(cl *api.EtcdCluster) *v1.Event {
t := time.Now()
return &v1.Event{
ObjectMeta: metav1.ObjectMeta{
GenerateName: cl.Name + "-",
Namespace: cl.Namespace,
},
InvolvedObject: v1.ObjectReference{
APIVersion: api.SchemeGroupVersion.String(),
Kind: api.EtcdClusterResourceKind,
Name: cl.Name,
Namespace: cl.Namespace,
UID: cl.UID,
ResourceVersion: cl.ResourceVersion,
},
Source: v1.EventSource{
Component: os.Getenv(constants.EnvOperatorPodName),
},
// Each cluster event is unique so it should not be collapsed with other events
FirstTimestamp: metav1.Time{Time: t},
LastTimestamp: metav1.Time{Time: t},
Count: int32(1),
}
}