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https://gitee.com/milvus-io/milvus.git
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127 lines
3.5 KiB
Go
127 lines
3.5 KiB
Go
// Licensed to the LF AI & Data foundation under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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package rootcoord
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import (
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"context"
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"go.uber.org/zap"
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"github.com/milvus-io/milvus-proto/go-api/v2/milvuspb"
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"github.com/milvus-io/milvus/pkg/log"
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"github.com/milvus-io/milvus/pkg/util"
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"github.com/milvus-io/milvus/pkg/util/contextutil"
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"github.com/milvus-io/milvus/pkg/util/merr"
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"github.com/milvus-io/milvus/pkg/util/typeutil"
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)
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type listDatabaseTask struct {
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baseTask
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Req *milvuspb.ListDatabasesRequest
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Resp *milvuspb.ListDatabasesResponse
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}
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func (t *listDatabaseTask) Prepare(ctx context.Context) error {
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return nil
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}
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func (t *listDatabaseTask) Execute(ctx context.Context) error {
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t.Resp.Status = merr.Success()
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getVisibleDBs := func() (typeutil.Set[string], error) {
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enableAuth := Params.CommonCfg.AuthorizationEnabled.GetAsBool()
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privilegeDBs := typeutil.NewSet[string]()
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if !enableAuth {
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privilegeDBs.Insert(util.AnyWord)
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return privilegeDBs, nil
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}
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curUser, err := contextutil.GetCurUserFromContext(ctx)
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// it will fail if the inner node server use the list database API
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if err != nil || curUser == util.UserRoot {
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if err != nil {
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log.Warn("get current user from context failed", zap.Error(err))
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}
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privilegeDBs.Insert(util.AnyWord)
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return privilegeDBs, nil
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}
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userRoles, err := t.core.meta.SelectUser("", &milvuspb.UserEntity{
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Name: curUser,
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}, true)
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if err != nil {
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return nil, err
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}
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if len(userRoles) == 0 {
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return privilegeDBs, nil
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}
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for _, role := range userRoles[0].Roles {
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if role.GetName() == util.RoleAdmin {
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privilegeDBs.Insert(util.AnyWord)
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return privilegeDBs, nil
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}
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entities, err := t.core.meta.SelectGrant("", &milvuspb.GrantEntity{
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Role: role,
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DbName: util.AnyWord,
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})
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if err != nil {
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return nil, err
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}
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for _, entity := range entities {
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privilegeDBs.Insert(entity.GetDbName())
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if entity.GetDbName() == util.AnyWord {
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return privilegeDBs, nil
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}
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}
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}
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return privilegeDBs, nil
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}
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isVisibleDBForCurUser := func(dbName string, visibleDBs typeutil.Set[string]) bool {
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if visibleDBs.Contain(util.AnyWord) {
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return true
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}
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return visibleDBs.Contain(dbName)
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}
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visibleDBs, err := getVisibleDBs()
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if err != nil {
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t.Resp.Status = merr.Status(err)
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return err
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}
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if len(visibleDBs) == 0 {
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return nil
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}
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ret, err := t.core.meta.ListDatabases(ctx, t.GetTs())
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if err != nil {
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t.Resp.Status = merr.Status(err)
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return err
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}
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dbNames := make([]string, 0, len(ret))
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createdTimes := make([]uint64, 0, len(ret))
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for _, db := range ret {
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if !isVisibleDBForCurUser(db.Name, visibleDBs) {
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continue
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}
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dbNames = append(dbNames, db.Name)
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createdTimes = append(createdTimes, db.CreatedTime)
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}
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t.Resp.DbNames = dbNames
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t.Resp.CreatedTimestamp = createdTimes
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return nil
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}
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