2021-04-18 15:41:13 -04:00
|
|
|
// Copyright (c) 2015-2021 MinIO, Inc.
|
|
|
|
//
|
|
|
|
// This file is part of MinIO Object Storage stack
|
|
|
|
//
|
|
|
|
// This program 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.
|
|
|
|
//
|
|
|
|
// This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
|
2018-01-08 17:30:55 -05:00
|
|
|
|
|
|
|
package cmd
|
|
|
|
|
|
|
|
import (
|
2018-04-05 18:04:40 -04:00
|
|
|
"context"
|
2018-01-08 17:30:55 -05:00
|
|
|
"os"
|
|
|
|
"path/filepath"
|
|
|
|
"testing"
|
|
|
|
)
|
|
|
|
|
|
|
|
// TestFSFormatFS - tests initFormatFS, formatMetaGetFormatBackendFS, formatFSGetVersion.
|
|
|
|
func TestFSFormatFS(t *testing.T) {
|
|
|
|
// Prepare for testing
|
|
|
|
disk := filepath.Join(globalTestTmpDir, "minio-"+nextSuffix())
|
|
|
|
defer os.RemoveAll(disk)
|
|
|
|
|
|
|
|
fsFormatPath := pathJoin(disk, minioMetaBucket, formatConfigFile)
|
|
|
|
|
|
|
|
// Assign a new UUID.
|
|
|
|
uuid := mustGetUUID()
|
|
|
|
|
|
|
|
// Initialize meta volume, if volume already exists ignores it.
|
|
|
|
if err := initMetaVolumeFS(disk, uuid); err != nil {
|
|
|
|
t.Fatal(err)
|
|
|
|
}
|
|
|
|
|
2018-04-05 18:04:40 -04:00
|
|
|
rlk, err := initFormatFS(context.Background(), disk)
|
2018-01-08 17:30:55 -05:00
|
|
|
if err != nil {
|
|
|
|
t.Fatal(err)
|
|
|
|
}
|
|
|
|
rlk.Close()
|
|
|
|
|
|
|
|
// Do the basic sanity checks to check if initFormatFS() did its job.
|
2019-11-04 12:30:59 -05:00
|
|
|
f, err := os.OpenFile(fsFormatPath, os.O_RDWR|os.O_SYNC, 0)
|
2018-01-08 17:30:55 -05:00
|
|
|
if err != nil {
|
|
|
|
t.Fatal(err)
|
|
|
|
}
|
|
|
|
defer f.Close()
|
|
|
|
|
|
|
|
format, err := formatMetaGetFormatBackendFS(f)
|
|
|
|
if err != nil {
|
|
|
|
t.Fatal(err)
|
|
|
|
}
|
|
|
|
if format != formatBackendFS {
|
|
|
|
t.Fatalf(`expected: %s, got: %s`, formatBackendFS, format)
|
|
|
|
}
|
|
|
|
version, err := formatFSGetVersion(f)
|
|
|
|
if err != nil {
|
|
|
|
t.Fatal(err)
|
|
|
|
}
|
2018-01-31 16:17:24 -05:00
|
|
|
if version != formatFSVersionV2 {
|
|
|
|
t.Fatalf(`expected: %s, got: %s`, formatFSVersionV2, version)
|
2018-01-08 17:30:55 -05:00
|
|
|
}
|
|
|
|
|
|
|
|
// Corrupt the format.json file and test the functions.
|
|
|
|
// formatMetaGetFormatBackendFS, formatFSGetVersion, initFormatFS should return errors.
|
|
|
|
if err = f.Truncate(0); err != nil {
|
|
|
|
t.Fatal(err)
|
|
|
|
}
|
|
|
|
if _, err = f.WriteString("b"); err != nil {
|
|
|
|
t.Fatal(err)
|
|
|
|
}
|
|
|
|
|
|
|
|
if _, err = formatMetaGetFormatBackendFS(f); err == nil {
|
|
|
|
t.Fatal("expected to fail")
|
|
|
|
}
|
|
|
|
if _, err = formatFSGetVersion(rlk); err == nil {
|
|
|
|
t.Fatal("expected to fail")
|
|
|
|
}
|
2018-04-05 18:04:40 -04:00
|
|
|
if _, err = initFormatFS(context.Background(), disk); err == nil {
|
2018-01-08 17:30:55 -05:00
|
|
|
t.Fatal("expected to fail")
|
|
|
|
}
|
|
|
|
|
|
|
|
// With unknown formatMetaV1.Version formatMetaGetFormatBackendFS, initFormatFS should return error.
|
|
|
|
if err = f.Truncate(0); err != nil {
|
|
|
|
t.Fatal(err)
|
|
|
|
}
|
|
|
|
// Here we set formatMetaV1.Version to "2"
|
|
|
|
if _, err = f.WriteString(`{"version":"2","format":"fs","fs":{"version":"1"}}`); err != nil {
|
|
|
|
t.Fatal(err)
|
|
|
|
}
|
|
|
|
if _, err = formatMetaGetFormatBackendFS(f); err == nil {
|
|
|
|
t.Fatal("expected to fail")
|
|
|
|
}
|
2018-04-05 18:04:40 -04:00
|
|
|
if _, err = initFormatFS(context.Background(), disk); err == nil {
|
2018-01-08 17:30:55 -05:00
|
|
|
t.Fatal("expected to fail")
|
|
|
|
}
|
|
|
|
}
|