wehub-resource-sync
498b235461
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95 lines
2.7 KiB
Go
95 lines
2.7 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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"strconv"
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"github.com/samber/lo"
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"github.com/milvus-io/milvus/internal/metastore/model"
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"github.com/milvus-io/milvus/internal/util/hookutil"
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"github.com/milvus-io/milvus/pkg/v3/common"
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"github.com/milvus-io/milvus/pkg/v3/mlog"
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"github.com/milvus-io/milvus/pkg/v3/util"
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"github.com/milvus-io/milvus/pkg/v3/util/merr"
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)
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type KeyManager struct {
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ctx context.Context
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meta IMetaTable
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enabled bool
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}
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func NewKeyManager(
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ctx context.Context,
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meta IMetaTable,
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) *KeyManager {
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if hookutil.GetCipherWithState() == nil {
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mlog.Info(ctx, "KeyManager disabled (cipher plugin not loaded)")
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return nil
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}
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mlog.Info(ctx, "KeyManager enabled")
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return &KeyManager{
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ctx: ctx,
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meta: meta,
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}
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}
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func (km *KeyManager) GetRevokedDatabases() ([]int64, error) {
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currentStates, err := hookutil.GetEzStates()
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if err != nil {
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return nil, merr.Wrap(err, "failed to get cipher states")
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}
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abnormalDB := make(map[int64]struct{})
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for ezID, currentState := range currentStates {
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if currentState != hookutil.KeyStateEnabled {
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db, err := km.getDatabaseByEzID(ezID)
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if err != nil {
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mlog.Warn(km.ctx, "KeyManager: failed to get database for ezID", mlog.Int64("ezID", ezID), mlog.Err(err))
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continue
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}
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abnormalDB[db.ID] = struct{}{}
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}
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}
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revokedDBIDs := lo.Keys(abnormalDB)
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return revokedDBIDs, nil
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}
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func (km *KeyManager) getDatabaseByEzID(ezID int64) (*model.Database, error) {
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// use ezID as dbID to get database
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db, err := km.meta.GetDatabaseByID(km.ctx, ezID, 0)
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if err != nil {
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// fallback to default database(dbID=1)
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db, err = km.meta.GetDatabaseByID(km.ctx, util.DefaultDBID, 0)
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if err != nil {
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return nil, err
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}
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}
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// verify the ezID matches the retrieved DB
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if db.GetProperty(common.EncryptionEzIDKey) != strconv.FormatInt(ezID, 10) {
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return nil, merr.WrapErrServiceInternalMsg("db for ezID %d not found", ezID)
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}
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return db, nil
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}
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