etcd/server/etcdserver/api/membership/cluster_opts.go
Sam Batschelet 63a1cc3fe4 add --experimental-max-learner flag
Signed-off-by: Sam Batschelet <sbatsche@redhat.com>
2021-11-09 09:52:00 -05:00

44 lines
1.2 KiB
Go

// Copyright 2021 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 membership
const DefaultMaxLearners = 1
type ClusterOptions struct {
maxLearners int
}
// ClusterOption are options which can be applied to the raft cluster.
type ClusterOption func(*ClusterOptions)
func newClusterOpts(opts ...ClusterOption) *ClusterOptions {
clOpts := &ClusterOptions{}
clOpts.applyOpts(opts)
return clOpts
}
func (co *ClusterOptions) applyOpts(opts []ClusterOption) {
for _, opt := range opts {
opt(co)
}
}
// WithMaxLearners sets the maximum number of learners that can exist in the cluster membership.
func WithMaxLearners(max int) ClusterOption {
return func(co *ClusterOptions) {
co.maxLearners = max
}
}