kubernetes/cmd/kube-apiserver/app/config.go
2023-07-18 17:36:22 -07:00

95 lines
2.9 KiB
Go

/*
Copyright 2023 The Kubernetes 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 app
import (
apiextensionsapiserver "k8s.io/apiextensions-apiserver/pkg/apiserver"
"k8s.io/apiserver/pkg/util/webhook"
aggregatorapiserver "k8s.io/kube-aggregator/pkg/apiserver"
"k8s.io/kubernetes/cmd/kube-apiserver/app/options"
"k8s.io/kubernetes/pkg/controlplane"
"k8s.io/kubernetes/pkg/controlplane/apiserver"
)
type Config struct {
Options options.CompletedOptions
Aggregator *aggregatorapiserver.Config
ControlPlane *controlplane.Config
ApiExtensions *apiextensionsapiserver.Config
ExtraConfig
}
type ExtraConfig struct {
}
type completedConfig struct {
Options options.CompletedOptions
Aggregator aggregatorapiserver.CompletedConfig
ControlPlane controlplane.CompletedConfig
ApiExtensions apiextensionsapiserver.CompletedConfig
ExtraConfig
}
type CompletedConfig struct {
// Embed a private pointer that cannot be instantiated outside of this package.
*completedConfig
}
func (c *Config) Complete() (CompletedConfig, error) {
return CompletedConfig{&completedConfig{
Options: c.Options,
Aggregator: c.Aggregator.Complete(),
ControlPlane: c.ControlPlane.Complete(),
ApiExtensions: c.ApiExtensions.Complete(),
ExtraConfig: c.ExtraConfig,
}}, nil
}
// NewConfig creates all the resources for running kube-apiserver, but runs none of them.
func NewConfig(opts options.CompletedOptions) (*Config, error) {
c := &Config{
Options: opts,
}
controlPlane, serviceResolver, pluginInitializer, err := CreateKubeAPIServerConfig(opts)
if err != nil {
return nil, err
}
c.ControlPlane = controlPlane
apiExtensions, err := apiserver.CreateAPIExtensionsConfig(*controlPlane.GenericConfig, controlPlane.ExtraConfig.VersionedInformers, pluginInitializer, opts.CompletedOptions, opts.MasterCount,
serviceResolver, webhook.NewDefaultAuthenticationInfoResolverWrapper(controlPlane.ExtraConfig.ProxyTransport, controlPlane.GenericConfig.EgressSelector, controlPlane.GenericConfig.LoopbackClientConfig, controlPlane.GenericConfig.TracerProvider))
if err != nil {
return nil, err
}
c.ApiExtensions = apiExtensions
aggregator, err := createAggregatorConfig(*controlPlane.GenericConfig, opts.CompletedOptions, controlPlane.ExtraConfig.VersionedInformers, serviceResolver, controlPlane.ExtraConfig.ProxyTransport, controlPlane.ExtraConfig.PeerProxy, pluginInitializer)
if err != nil {
return nil, err
}
c.Aggregator = aggregator
return c, nil
}