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storage.go
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storage.go
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/*
* Tencent is pleased to support the open source community by making TKEStack
* available.
*
* Copyright (C) 2012-2019 Tencent. All Rights Reserved.
*
* 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
*
* https://opensource.org/licenses/Apache-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 OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*/
package storage
import (
"context"
"encoding/json"
dexldap "github.com/dexidp/dex/connector/ldap"
"k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apiserver/pkg/registry/generic"
"k8s.io/apiserver/pkg/registry/generic/registry"
"k8s.io/apiserver/pkg/registry/rest"
"tkestack.io/tke/api/auth"
authinternalclient "tkestack.io/tke/api/client/clientset/internalversion/typed/auth/internalversion"
versionedinformers "tkestack.io/tke/api/client/informers/externalversions"
oidcidp "tkestack.io/tke/pkg/auth/authentication/oidc/identityprovider"
"tkestack.io/tke/pkg/auth/authentication/oidc/identityprovider/ldap"
"tkestack.io/tke/pkg/auth/authentication/oidc/identityprovider/local"
"tkestack.io/tke/pkg/auth/registry/identityprovider"
"tkestack.io/tke/pkg/util/log"
)
// Storage includes storage for signing keys and all sub resources.
type Storage struct {
*REST
}
// NewStorage returns a Storage object that will work against signing key.
func NewStorage(optsGetter generic.RESTOptionsGetter, authClient authinternalclient.AuthInterface, versionedInformers versionedinformers.SharedInformerFactory) *Storage {
strategy := identityprovider.NewStrategy()
store := ®istry.Store{
NewFunc: func() runtime.Object { return &auth.IdentityProvider{} },
NewListFunc: func() runtime.Object { return &auth.IdentityProviderList{} },
DefaultQualifiedResource: auth.Resource("identityproviders"),
CreateStrategy: strategy,
UpdateStrategy: strategy,
DeleteStrategy: strategy,
PredicateFunc: identityprovider.MatchAPIKey,
}
options := &generic.StoreOptions{
RESTOptions: optsGetter,
AttrFunc: identityprovider.GetAttrs,
}
if err := store.CompleteWithOptions(options); err != nil {
log.Panic("Failed to create identityprovider etcd rest storage", log.Err(err))
}
return &Storage{&REST{store, authClient, versionedInformers}}
}
// REST implements a RESTStorage for signing keys against etcd.
type REST struct {
*registry.Store
authClient authinternalclient.AuthInterface
versionedInformers versionedinformers.SharedInformerFactory
}
var _ rest.ShortNamesProvider = &REST{}
// ShortNames implements the ShortNamesProvider interface. Returns a list of short names for a resource.
func (r *REST) ShortNames() []string {
return []string{"idp"}
}
func (r *REST) Create(ctx context.Context, obj runtime.Object, createValidation rest.ValidateObjectFunc, options *metav1.CreateOptions) (runtime.Object, error) {
var idp oidcidp.IdentityProvider
var err error
idpObj := obj.(*auth.IdentityProvider)
log.Info("Create a new identity provider", log.String("type", idpObj.Spec.Type), log.String("name(tenant)", idpObj.Name))
switch idpObj.Spec.Type {
case local.ConnectorType:
idp, err = local.NewDefaultIdentityProvider(idpObj.Name, idpObj.Spec.Administrators, r.versionedInformers)
if err != nil {
return nil, errors.NewInternalError(err)
}
case ldap.ConnectorType:
var ldapConfig dexldap.Config
if err = json.Unmarshal([]byte(idpObj.Spec.Config), &ldapConfig); err != nil {
return nil, errors.NewBadRequest(err.Error())
}
idp, err = ldap.NewLDAPIdentityProvider(ldapConfig, idpObj.Spec.Administrators, idpObj.Name)
if err != nil {
return nil, errors.NewInternalError(err)
}
default:
log.Warn("Identity provider type has not implemented users or groups api", log.String("type", idpObj.Spec.Type))
}
result, err := r.Store.Create(ctx, obj, createValidation, options)
if err == nil && idp != nil {
oidcidp.SetIdentityProvider(idpObj.Name, idp)
}
return result, err
}