mirror of
https://github.com/etcd-io/etcd.git
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53 lines
1.6 KiB
Go
53 lines
1.6 KiB
Go
// Copyright 2016 CoreOS, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package clientv3
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import (
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pb "github.com/coreos/etcd/etcdserver/etcdserverpb"
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"golang.org/x/net/context"
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)
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type (
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DefragmentResponse pb.DefragmentResponse
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)
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type Maintenance interface {
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// Defragment defragments storage backend of the etcd member with given endpoint.
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// Defragment is only needed when deleting a large number of keys and want to reclaim
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// the resources.
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// Defragment is an expensive operation. User should avoid defragmenting multiple members
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// at the same time.
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// To defragment multiple members in the cluster, user need to call defragment multiple
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// times with different endpoints.
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Defragment(ctx context.Context, endpoint string) (*DefragmentResponse, error)
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}
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type maintenance struct {
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c *Client
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}
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func (m *maintenance) Defragment(ctx context.Context, endpoint string) (*DefragmentResponse, error) {
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conn, err := m.c.Dial(endpoint)
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if err != nil {
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return nil, err
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}
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remote := pb.NewMaintenanceClient(conn)
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resp, err := remote.Defragment(ctx, &pb.DefragmentRequest{})
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if err != nil {
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return nil, err
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}
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return (*DefragmentResponse)(resp), nil
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}
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