/
group.go
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/
group.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"
"strings"
"k8s.io/apiserver/pkg/registry/generic/registry"
"github.com/casbin/casbin/v2"
"k8s.io/apimachinery/pkg/api/errors"
apierrors "k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apiserver/pkg/endpoints/request"
"tkestack.io/tke/pkg/auth/util"
"tkestack.io/tke/pkg/util/log"
metainternalversion "k8s.io/apimachinery/pkg/apis/meta/internalversion"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apiserver/pkg/registry/rest"
"tkestack.io/tke/api/auth"
authinternalclient "tkestack.io/tke/api/client/clientset/internalversion/typed/auth/internalversion"
)
// GroupREST implements the REST endpoint, list policies bound to the user.
type GroupREST struct {
localIdentityStore *registry.Store
authClient authinternalclient.AuthInterface
enforcer *casbin.SyncedEnforcer
}
var _ = rest.Lister(&GroupREST{})
// NewList returns an empty object that can be used with the List call.
func (r *GroupREST) NewList() runtime.Object {
return &auth.LocalGroupList{}
}
// New returns an empty object that can be used with Create and Update after
// request data has been put into it.
func (r *GroupREST) New() runtime.Object {
return &auth.LocalGroup{}
}
// ConvertToTable converts objects to metav1.Table objects using default table
// convertor.
func (r *GroupREST) ConvertToTable(ctx context.Context, object runtime.Object, tableOptions runtime.Object) (*metav1.Table, error) {
// TODO: convert role list to table
tableConvertor := rest.NewDefaultTableConvertor(auth.Resource("groups"))
return tableConvertor.ConvertToTable(ctx, object, tableOptions)
}
// List selects resources in the storage which match to the selector. 'options' can be nil.
func (r *GroupREST) List(ctx context.Context, options *metainternalversion.ListOptions) (runtime.Object, error) {
requestInfo, ok := request.RequestInfoFrom(ctx)
if !ok {
return nil, errors.NewBadRequest("unable to get request info from context")
}
userID := requestInfo.Name
obj, err := r.localIdentityStore.Get(ctx, userID, &metav1.GetOptions{})
if err != nil {
return nil, err
}
localIdentity := obj.(*auth.LocalIdentity)
roles := r.enforcer.GetRolesForUserInDomain(util.UserKey(localIdentity.Spec.TenantID, localIdentity.Spec.Username), util.DefaultDomain)
var groupIDs []string
for _, r := range roles {
if strings.HasPrefix(r, util.GroupPrefix(localIdentity.Spec.TenantID)) {
groupIDs = append(groupIDs, strings.TrimPrefix(r, util.GroupPrefix(localIdentity.Spec.TenantID)))
}
}
var groupList = &auth.GroupList{}
for _, id := range groupIDs {
grp, err := r.authClient.Groups().Get(ctx, util.CombineTenantAndName(localIdentity.Spec.TenantID, id), metav1.GetOptions{})
if err != nil && !apierrors.IsNotFound(err) {
log.Error("Get group failed", log.String("group", id), log.Err(err))
return nil, err
}
if err != nil {
_, _ = r.enforcer.DeleteRoleForUserInDomain(util.UserKey(localIdentity.Spec.TenantID, localIdentity.Spec.Username),
util.GroupKey(localIdentity.Spec.TenantID, id), util.DefaultDomain)
log.Warn("group has been deleted, but till in casbin", log.String("group", id))
continue
}
groupList.Items = append(groupList.Items, *grp)
}
return groupList, nil
}