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minio/cmd/peer-rest-client-target.go

62 lines
2.1 KiB

/*
* MinIO Cloud Storage, (C) 2018, 2019 MinIO, Inc.
*
* 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 cmd
import "github.com/minio/minio/pkg/event"
// PeerRESTClientTarget - RPCClient is an event.Target which sends event to target of remote peer.
type PeerRESTClientTarget struct {
id event.TargetID
remoteTargetID event.TargetID
restClient *peerRESTClient
bucketName string
}
// ID - returns target ID.
func (target *PeerRESTClientTarget) ID() event.TargetID {
return target.id
}
// Save - Sends event directly without persisting.
func (target *PeerRESTClientTarget) Save(eventData event.Event) error {
return target.send(eventData)
}
// Send - interface compatible method does no-op.
func (target *PeerRESTClientTarget) Send(eventKey string) error {
return nil
}
// sends event to remote peer by making RPC call.
func (target *PeerRESTClientTarget) send(eventData event.Event) error {
return target.restClient.SendEvent(target.bucketName, target.id, target.remoteTargetID, eventData)
}
// Close - does nothing and available for interface compatibility.
func (target *PeerRESTClientTarget) Close() error {
return nil
}
// NewPeerRESTClientTarget - creates RPCClient target with given target ID available in remote peer.
func NewPeerRESTClientTarget(bucketName string, targetID event.TargetID, restClient *peerRESTClient) *PeerRESTClientTarget {
return &PeerRESTClientTarget{
id: event.TargetID{ID: targetID.ID, Name: targetID.Name + "+" + mustGetUUID()},
remoteTargetID: targetID,
bucketName: bucketName,
restClient: restClient,
}
}