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// _ _
// __ _____ __ ___ ___ __ _| |_ ___
// \ \ /\ / / _ \/ _` \ \ / / |/ _` | __/ _ \
// \ V V / __/ (_| |\ V /| | (_| | || __/
// \_/\_/ \___|\__,_| \_/ |_|\__,_|\__\___|
//
// Copyright © 2016 - 2024 Weaviate B.V. All rights reserved.
//
// CONTACT: [email protected]
//
package modstgfs
import (
"context"
"net/http"
"os"
"path"
"path/filepath"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
"github.com/weaviate/weaviate/entities/modulecapabilities"
"github.com/weaviate/weaviate/entities/moduletools"
)
const (
Name = "backup-filesystem"
AltName1 = "filesystem"
backupsPathName = "BACKUP_FILESYSTEM_PATH"
)
type Module struct {
logger logrus.FieldLogger
dataPath string // path to the current (operational) data
backupsPath string // complete(?) path to the directory that holds all the backups
}
func New() *Module {
return &Module{}
}
func (m *Module) Name() string {
return Name
}
func (m *Module) IsExternal() bool {
return false
}
func (m *Module) AltNames() []string {
return []string{AltName1}
}
func (m *Module) Type() modulecapabilities.ModuleType {
return modulecapabilities.Backup
}
func (m *Module) Init(ctx context.Context,
params moduletools.ModuleInitParams,
) error {
m.logger = params.GetLogger()
m.dataPath = params.GetStorageProvider().DataPath()
backupsPath := os.Getenv(backupsPathName)
if err := m.initBackupBackend(ctx, backupsPath); err != nil {
return errors.Wrap(err, "init backup backend")
}
return nil
}
func (m *Module) HomeDir(backupID string) string {
return path.Join(m.makeBackupDirPath(backupID))
}
func (m *Module) RootHandler() http.Handler {
// TODO: remove once this is a capability interface
return nil
}
func (m *Module) MetaInfo() (map[string]interface{}, error) {
metaInfo := make(map[string]interface{})
metaInfo["backupsPath"] = m.backupsPath
return metaInfo, nil
}
func (m *Module) makeBackupDirPath(id string) string {
return filepath.Join(m.backupsPath, id)
}
// verify we implement the modules.Module interface
var (
_ = modulecapabilities.Module(New())
_ = modulecapabilities.BackupBackend(New())
_ = modulecapabilities.MetaProvider(New())
)
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