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cluster.go
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cluster.go
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// Copyright 2022 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 config
import "time"
type TLSConfig string
const (
NoTLS TLSConfig = ""
AutoTLS TLSConfig = "auto-tls"
ManualTLS TLSConfig = "manual-tls"
TickDuration = 10 * time.Millisecond
)
type ClusterConfig struct {
ClusterSize int
PeerTLS TLSConfig
ClientTLS TLSConfig
QuotaBackendBytes int64
StrictReconfigCheck bool
AuthToken string
SnapshotCount int
}
func DefaultClusterConfig() ClusterConfig {
return ClusterConfig{
ClusterSize: 3,
StrictReconfigCheck: true,
}
}
func NewClusterConfig(opts ...ClusterOption) ClusterConfig {
c := DefaultClusterConfig()
for _, opt := range opts {
opt(&c)
}
return c
}
type ClusterOption func(*ClusterConfig)
func WithClusterConfig(cfg ClusterConfig) ClusterOption {
return func(c *ClusterConfig) { *c = cfg }
}
func WithClusterSize(size int) ClusterOption {
return func(c *ClusterConfig) { c.ClusterSize = size }
}
func WithPeerTLS(tls TLSConfig) ClusterOption {
return func(c *ClusterConfig) { c.PeerTLS = tls }
}
func WithClientTLS(tls TLSConfig) ClusterOption {
return func(c *ClusterConfig) { c.ClientTLS = tls }
}
func WithQuotaBackendBytes(bytes int64) ClusterOption {
return func(c *ClusterConfig) { c.QuotaBackendBytes = bytes }
}
func WithSnapshotCount(count int) ClusterOption {
return func(c *ClusterConfig) { c.SnapshotCount = count }
}
func WithStrictReconfigCheck(strict bool) ClusterOption {
return func(c *ClusterConfig) { c.StrictReconfigCheck = strict }
}