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// _ _
// __ _____ __ ___ ___ __ _| |_ ___
// \ \ /\ / / _ \/ _` \ \ / / |/ _` | __/ _ \
// \ V V / __/ (_| |\ V /| | (_| | || __/
// \_/\_/ \___|\__,_| \_/ |_|\__,_|\__\___|
//
// Copyright © 2016 - 2024 Weaviate B.V. All rights reserved.
//
// CONTACT: [email protected]
//
package test
import (
"context"
"encoding/json"
"fmt"
"os"
"path/filepath"
"testing"
"time"
"github.com/sirupsen/logrus/hooks/test"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/weaviate/weaviate/entities/backup"
"github.com/weaviate/weaviate/entities/moduletools"
modstgfs "github.com/weaviate/weaviate/modules/backup-filesystem"
moduleshelper "github.com/weaviate/weaviate/test/helper/modules"
ubak "github.com/weaviate/weaviate/usecases/backup"
"github.com/weaviate/weaviate/usecases/config"
)
func Test_FilesystemBackend_Backup(t *testing.T) {
t.Run("store backup meta", moduleLevelStoreBackupMeta)
t.Run("copy objects", moduleLevelCopyObjects)
t.Run("copy files", moduleLevelCopyFiles)
}
func moduleLevelStoreBackupMeta(t *testing.T) {
testCtx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
defer cancel()
dataDir := t.TempDir()
backupDir := t.TempDir()
className := "BackupClass"
backupID := "backup_id"
metadataFilename := "backup.json"
t.Setenv("BACKUP_FILESYSTEM_PATH", backupDir)
t.Run("store backup meta in fs", func(t *testing.T) {
logger, _ := test.NewNullLogger()
sp := fakeStorageProvider{dataDir}
params := moduletools.NewInitParams(sp, nil, config.Config{}, logger)
fs := modstgfs.New()
err := fs.Init(testCtx, params)
require.Nil(t, err)
t.Run("access permissions", func(t *testing.T) {
err := fs.Initialize(testCtx, backupID)
assert.Nil(t, err)
})
t.Run("backup meta does not exist yet", func(t *testing.T) {
meta, err := fs.GetObject(testCtx, backupID, metadataFilename)
assert.Nil(t, meta)
assert.NotNil(t, err)
assert.IsType(t, backup.ErrNotFound{}, err)
})
t.Run("put backup meta on backend", func(t *testing.T) {
desc := &backup.BackupDescriptor{
StartedAt: time.Now(),
CompletedAt: time.Time{},
ID: backupID,
Classes: []backup.ClassDescriptor{
{
Name: className,
},
},
Status: string(backup.Started),
Version: ubak.Version,
}
b, err := json.Marshal(desc)
require.Nil(t, err)
err = fs.PutObject(testCtx, backupID, metadataFilename, b)
require.Nil(t, err)
dest := fs.HomeDir(backupID)
expected := fmt.Sprintf("%s/%s", backupDir, backupID)
assert.Equal(t, expected, dest)
})
})
}
func moduleLevelCopyObjects(t *testing.T) {
testCtx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
defer cancel()
dataDir := t.TempDir()
backupDir := t.TempDir()
key := "moduleLevelCopyObjects"
backupID := "backup_id"
t.Setenv("BACKUP_FILESYSTEM_PATH", backupDir)
t.Run("copy objects", func(t *testing.T) {
logger, _ := test.NewNullLogger()
sp := fakeStorageProvider{dataDir}
params := moduletools.NewInitParams(sp, nil, config.Config{}, logger)
fs := modstgfs.New()
err := fs.Init(testCtx, params)
require.Nil(t, err)
t.Run("put object to bucket", func(t *testing.T) {
err := fs.PutObject(testCtx, backupID, key, []byte("hello"))
assert.Nil(t, err)
})
t.Run("get object from bucket", func(t *testing.T) {
meta, err := fs.GetObject(testCtx, backupID, key)
assert.Nil(t, err)
assert.Equal(t, []byte("hello"), meta)
})
})
}
func moduleLevelCopyFiles(t *testing.T) {
testCtx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
defer cancel()
dataDir := t.TempDir()
backupDir := t.TempDir()
key := "moduleLevelCopyFiles"
backupID := "backup_id"
t.Setenv("BACKUP_FILESYSTEM_PATH", backupDir)
t.Run("copy files", func(t *testing.T) {
fpaths := moduleshelper.CreateTestFiles(t, dataDir)
fpath := fpaths[0]
expectedContents, err := os.ReadFile(fpath)
require.Nil(t, err)
require.NotNil(t, expectedContents)
logger, _ := test.NewNullLogger()
sp := fakeStorageProvider{dataDir}
params := moduletools.NewInitParams(sp, nil, config.Config{}, logger)
fs := modstgfs.New()
err = fs.Init(testCtx, params)
require.Nil(t, err)
t.Run("verify source data path", func(t *testing.T) {
assert.Equal(t, dataDir, fs.SourceDataPath())
})
t.Run("copy file to backend", func(t *testing.T) {
srcPath, _ := filepath.Rel(dataDir, fpath)
err := fs.PutFile(testCtx, backupID, key, srcPath)
require.Nil(t, err)
contents, err := fs.GetObject(testCtx, backupID, key)
require.Nil(t, err)
assert.Equal(t, expectedContents, contents)
})
t.Run("fetch file from backend", func(t *testing.T) {
destPath := dataDir + "/file_0.copy.db"
err := fs.WriteToFile(testCtx, backupID, key, destPath)
require.Nil(t, err)
contents, err := os.ReadFile(destPath)
require.Nil(t, err)
assert.Equal(t, expectedContents, contents)
})
})
}
type fakeStorageProvider struct {
dataPath string
}
func (sp fakeStorageProvider) Storage(name string) (moduletools.Storage, error) {
return nil, nil
}
func (sp fakeStorageProvider) DataPath() string {
return sp.dataPath
}
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