86 lines
2.9 KiB
Go
86 lines
2.9 KiB
Go
/*
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Copyright 2016 The Kubernetes Authors.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package options
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import (
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"fmt"
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"github.com/spf13/pflag"
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"k8s.io/kubernetes/pkg/storage/storagebackend"
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)
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const (
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DefaultEtcdPathPrefix = "/registry"
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)
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type EtcdOptions struct {
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StorageConfig storagebackend.Config
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EtcdServersOverrides []string
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}
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func NewEtcdOptions() *EtcdOptions {
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return &EtcdOptions{
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StorageConfig: storagebackend.Config{
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Prefix: DefaultEtcdPathPrefix,
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// Default cache size to 0 - if unset, its size will be set based on target
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// memory usage.
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DeserializationCacheSize: 0,
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},
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}
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}
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func (s *EtcdOptions) Validate() []error {
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allErrors := []error{}
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if len(s.StorageConfig.ServerList) == 0 {
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allErrors = append(allErrors, fmt.Errorf("--etcd-servers must be specified"))
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}
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return allErrors
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}
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// AddEtcdFlags adds flags related to etcd storage for a specific APIServer to the specified FlagSet
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func (s *EtcdOptions) AddFlags(fs *pflag.FlagSet) {
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fs.StringSliceVar(&s.EtcdServersOverrides, "etcd-servers-overrides", s.EtcdServersOverrides, ""+
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"Per-resource etcd servers overrides, comma separated. The individual override "+
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"format: group/resource#servers, where servers are http://ip:port, semicolon separated.")
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fs.StringVar(&s.StorageConfig.Type, "storage-backend", s.StorageConfig.Type,
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"The storage backend for persistence. Options: 'etcd3' (default), 'etcd2'.")
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fs.IntVar(&s.StorageConfig.DeserializationCacheSize, "deserialization-cache-size", s.StorageConfig.DeserializationCacheSize,
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"Number of deserialized json objects to cache in memory.")
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fs.StringSliceVar(&s.StorageConfig.ServerList, "etcd-servers", s.StorageConfig.ServerList,
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"List of etcd servers to connect with (scheme://ip:port), comma separated.")
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fs.StringVar(&s.StorageConfig.Prefix, "etcd-prefix", s.StorageConfig.Prefix,
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"The prefix to prepend to all resource paths in etcd.")
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fs.StringVar(&s.StorageConfig.KeyFile, "etcd-keyfile", s.StorageConfig.KeyFile,
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"SSL key file used to secure etcd communication.")
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fs.StringVar(&s.StorageConfig.CertFile, "etcd-certfile", s.StorageConfig.CertFile,
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"SSL certification file used to secure etcd communication.")
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fs.StringVar(&s.StorageConfig.CAFile, "etcd-cafile", s.StorageConfig.CAFile,
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"SSL Certificate Authority file used to secure etcd communication.")
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fs.BoolVar(&s.StorageConfig.Quorum, "etcd-quorum-read", s.StorageConfig.Quorum,
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"If true, enable quorum read.")
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}
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