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resources-cleaner.go
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resources-cleaner.go
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/*
* Copyright (c) 2019-2021. Abstrium SAS <team (at) pydio.com>
* This file is part of Pydio Cells.
*
* Pydio Cells is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Pydio Cells is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Pydio Cells. If not, see <http://www.gnu.org/licenses/>.
*
* The latest code can be found at <https://pydio.com>.
*/
package resources
import (
"context"
"fmt"
"go.uber.org/zap"
"github.com/pydio/cells/v4/common/dao"
"github.com/pydio/cells/v4/common/log"
"github.com/pydio/cells/v4/common/proto/idm"
"github.com/pydio/cells/v4/common/sql/resources"
)
type PoliciesCleanerOptions struct {
SubscribeRoles bool
SubscribeUsers bool
}
type PoliciesCleaner struct {
Dao dao.DAO
Options PoliciesCleanerOptions
LogCtx context.Context
}
// Handle cleans resources in the current DAO based on the delete events
func (c *PoliciesCleaner) Handle(ctx context.Context, msg *idm.ChangeEvent) error {
if msg.Type != idm.ChangeEventType_DELETE {
return nil
}
var subject string
if c.Options.SubscribeRoles && msg.Role != nil {
subject = fmt.Sprintf("role:%s", msg.Role.Uuid)
}
if c.Options.SubscribeUsers && msg.User != nil {
if msg.User.IsGroup {
subject = fmt.Sprintf("role:%s", msg.User.Uuid)
} else {
subject = fmt.Sprintf("user:%s", msg.User.Login)
}
}
if len(subject) > 0 {
log.Logger(c.LogCtx).Debug("DELETING POLICIES ON EVENT", zap.Any("event", msg), zap.String("subject", subject))
dao := c.Dao.(resources.DAO)
return dao.DeletePoliciesBySubject(subject)
}
return nil
}