Revision effffdbdca44dae4b7ec81227e1eaa82492cf5af authored by Anthony Romano on 06 June 2017, 04:06:37 UTC, committed by Gyu-Ho Lee on 06 June 2017, 16:47:22 UTC
Was causing etcd to terminate before finishing writing its coverage profile.
1 parent 9bac803
cluster.go
// Copyright 2016 The etcd 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 clientv3
import (
pb "github.com/coreos/etcd/etcdserver/etcdserverpb"
"golang.org/x/net/context"
"google.golang.org/grpc"
)
type (
Member pb.Member
MemberListResponse pb.MemberListResponse
MemberAddResponse pb.MemberAddResponse
MemberRemoveResponse pb.MemberRemoveResponse
MemberUpdateResponse pb.MemberUpdateResponse
)
type Cluster interface {
// MemberList lists the current cluster membership.
MemberList(ctx context.Context) (*MemberListResponse, error)
// MemberAdd adds a new member into the cluster.
MemberAdd(ctx context.Context, peerAddrs []string) (*MemberAddResponse, error)
// MemberRemove removes an existing member from the cluster.
MemberRemove(ctx context.Context, id uint64) (*MemberRemoveResponse, error)
// MemberUpdate updates the peer addresses of the member.
MemberUpdate(ctx context.Context, id uint64, peerAddrs []string) (*MemberUpdateResponse, error)
}
type cluster struct {
remote pb.ClusterClient
}
func NewCluster(c *Client) Cluster {
return &cluster{remote: RetryClusterClient(c)}
}
func NewClusterFromClusterClient(remote pb.ClusterClient) Cluster {
return &cluster{remote: remote}
}
func (c *cluster) MemberAdd(ctx context.Context, peerAddrs []string) (*MemberAddResponse, error) {
r := &pb.MemberAddRequest{PeerURLs: peerAddrs}
resp, err := c.remote.MemberAdd(ctx, r)
if err != nil {
return nil, toErr(ctx, err)
}
return (*MemberAddResponse)(resp), nil
}
func (c *cluster) MemberRemove(ctx context.Context, id uint64) (*MemberRemoveResponse, error) {
r := &pb.MemberRemoveRequest{ID: id}
resp, err := c.remote.MemberRemove(ctx, r)
if err != nil {
return nil, toErr(ctx, err)
}
return (*MemberRemoveResponse)(resp), nil
}
func (c *cluster) MemberUpdate(ctx context.Context, id uint64, peerAddrs []string) (*MemberUpdateResponse, error) {
// it is safe to retry on update.
for {
r := &pb.MemberUpdateRequest{ID: id, PeerURLs: peerAddrs}
resp, err := c.remote.MemberUpdate(ctx, r, grpc.FailFast(false))
if err == nil {
return (*MemberUpdateResponse)(resp), nil
}
if isHaltErr(ctx, err) {
return nil, toErr(ctx, err)
}
}
}
func (c *cluster) MemberList(ctx context.Context) (*MemberListResponse, error) {
// it is safe to retry on list.
for {
resp, err := c.remote.MemberList(ctx, &pb.MemberListRequest{}, grpc.FailFast(false))
if err == nil {
return (*MemberListResponse)(resp), nil
}
if isHaltErr(ctx, err) {
return nil, toErr(ctx, err)
}
}
}
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