mirror of
https://github.com/minio/minio.git
synced 2024-12-24 06:05:55 -05:00
306 lines
8.6 KiB
Go
306 lines
8.6 KiB
Go
/*
|
|
* MinIO Cloud Storage, (C) 2019-2020 MinIO, Inc.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
package cmd
|
|
|
|
import (
|
|
"context"
|
|
"io"
|
|
)
|
|
|
|
// Detects change in underlying disk.
|
|
type xlStorageDiskIDCheck struct {
|
|
storage *xlStorage
|
|
diskID string
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) String() string {
|
|
return p.storage.String()
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) IsOnline() bool {
|
|
storedDiskID, err := p.storage.GetDiskID()
|
|
if err != nil {
|
|
return false
|
|
}
|
|
return storedDiskID == p.diskID
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) IsLocal() bool {
|
|
return p.storage.IsLocal()
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) Endpoint() Endpoint {
|
|
return p.storage.Endpoint()
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) Hostname() string {
|
|
return p.storage.Hostname()
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) Healing() bool {
|
|
return p.storage.Healing()
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) CrawlAndGetDataUsage(ctx context.Context, cache dataUsageCache) (dataUsageCache, error) {
|
|
if err := p.checkDiskStale(); err != nil {
|
|
return dataUsageCache{}, err
|
|
}
|
|
return p.storage.CrawlAndGetDataUsage(ctx, cache)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) Close() error {
|
|
return p.storage.Close()
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) GetDiskID() (string, error) {
|
|
return p.storage.GetDiskID()
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) SetDiskID(id string) {
|
|
p.diskID = id
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) checkDiskStale() error {
|
|
if p.diskID == "" {
|
|
// For empty disk-id we allow the call as the server might be
|
|
// coming up and trying to read format.json or create format.json
|
|
return nil
|
|
}
|
|
storedDiskID, err := p.storage.GetDiskID()
|
|
if err != nil {
|
|
// return any error generated while reading `format.json`
|
|
return err
|
|
}
|
|
if err == nil && p.diskID == storedDiskID {
|
|
return nil
|
|
}
|
|
// not the same disk we remember, take it offline.
|
|
return errDiskNotFound
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) DiskInfo(ctx context.Context) (info DiskInfo, err error) {
|
|
info, err = p.storage.DiskInfo(ctx)
|
|
if err != nil {
|
|
return info, err
|
|
}
|
|
// check cached diskID against backend
|
|
// only if its non-empty.
|
|
if p.diskID != "" {
|
|
if p.diskID != info.ID {
|
|
return info, errDiskNotFound
|
|
}
|
|
}
|
|
return info, nil
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) MakeVolBulk(ctx context.Context, volumes ...string) (err error) {
|
|
if err = p.checkDiskStale(); err != nil {
|
|
return err
|
|
}
|
|
return p.storage.MakeVolBulk(ctx, volumes...)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) MakeVol(ctx context.Context, volume string) (err error) {
|
|
if err = p.checkDiskStale(); err != nil {
|
|
return err
|
|
}
|
|
return p.storage.MakeVol(ctx, volume)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) ListVols(ctx context.Context) ([]VolInfo, error) {
|
|
if err := p.checkDiskStale(); err != nil {
|
|
return nil, err
|
|
}
|
|
return p.storage.ListVols(ctx)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) StatVol(ctx context.Context, volume string) (vol VolInfo, err error) {
|
|
if err = p.checkDiskStale(); err != nil {
|
|
return vol, err
|
|
}
|
|
return p.storage.StatVol(ctx, volume)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) DeleteVol(ctx context.Context, volume string, forceDelete bool) (err error) {
|
|
if err = p.checkDiskStale(); err != nil {
|
|
return err
|
|
}
|
|
return p.storage.DeleteVol(ctx, volume, forceDelete)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) WalkVersions(ctx context.Context, volume, dirPath, marker string, recursive bool, endWalkCh <-chan struct{}) (chan FileInfoVersions, error) {
|
|
if err := p.checkDiskStale(); err != nil {
|
|
return nil, err
|
|
}
|
|
return p.storage.WalkVersions(ctx, volume, dirPath, marker, recursive, endWalkCh)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) Walk(ctx context.Context, volume, dirPath, marker string, recursive bool, endWalkCh <-chan struct{}) (chan FileInfo, error) {
|
|
if err := p.checkDiskStale(); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return p.storage.Walk(ctx, volume, dirPath, marker, recursive, endWalkCh)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) WalkSplunk(ctx context.Context, volume, dirPath, marker string, endWalkCh <-chan struct{}) (chan FileInfo, error) {
|
|
if err := p.checkDiskStale(); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return p.storage.WalkSplunk(ctx, volume, dirPath, marker, endWalkCh)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) ListDir(ctx context.Context, volume, dirPath string, count int) ([]string, error) {
|
|
if err := p.checkDiskStale(); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return p.storage.ListDir(ctx, volume, dirPath, count)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) ReadFile(ctx context.Context, volume string, path string, offset int64, buf []byte, verifier *BitrotVerifier) (n int64, err error) {
|
|
if err := p.checkDiskStale(); err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
return p.storage.ReadFile(ctx, volume, path, offset, buf, verifier)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) AppendFile(ctx context.Context, volume string, path string, buf []byte) (err error) {
|
|
if err = p.checkDiskStale(); err != nil {
|
|
return err
|
|
}
|
|
|
|
return p.storage.AppendFile(ctx, volume, path, buf)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) CreateFile(ctx context.Context, volume, path string, size int64, reader io.Reader) error {
|
|
if err := p.checkDiskStale(); err != nil {
|
|
return err
|
|
}
|
|
|
|
return p.storage.CreateFile(ctx, volume, path, size, reader)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) ReadFileStream(ctx context.Context, volume, path string, offset, length int64) (io.ReadCloser, error) {
|
|
if err := p.checkDiskStale(); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return p.storage.ReadFileStream(ctx, volume, path, offset, length)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) RenameFile(ctx context.Context, srcVolume, srcPath, dstVolume, dstPath string) error {
|
|
if err := p.checkDiskStale(); err != nil {
|
|
return err
|
|
}
|
|
|
|
return p.storage.RenameFile(ctx, srcVolume, srcPath, dstVolume, dstPath)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) RenameData(ctx context.Context, srcVolume, srcPath, dataDir, dstVolume, dstPath string) error {
|
|
if err := p.checkDiskStale(); err != nil {
|
|
return err
|
|
}
|
|
|
|
return p.storage.RenameData(ctx, srcVolume, srcPath, dataDir, dstVolume, dstPath)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) CheckParts(ctx context.Context, volume string, path string, fi FileInfo) (err error) {
|
|
if err = p.checkDiskStale(); err != nil {
|
|
return err
|
|
}
|
|
|
|
return p.storage.CheckParts(ctx, volume, path, fi)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) CheckFile(ctx context.Context, volume string, path string) (err error) {
|
|
if err = p.checkDiskStale(); err != nil {
|
|
return err
|
|
}
|
|
|
|
return p.storage.CheckFile(ctx, volume, path)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) DeleteFile(ctx context.Context, volume string, path string) (err error) {
|
|
if err = p.checkDiskStale(); err != nil {
|
|
return err
|
|
}
|
|
|
|
return p.storage.DeleteFile(ctx, volume, path)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) DeleteVersions(ctx context.Context, volume string, versions []FileInfo) (errs []error) {
|
|
if err := p.checkDiskStale(); err != nil {
|
|
errs = make([]error, len(versions))
|
|
for i := range errs {
|
|
errs[i] = err
|
|
}
|
|
return errs
|
|
}
|
|
return p.storage.DeleteVersions(ctx, volume, versions)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) VerifyFile(ctx context.Context, volume, path string, fi FileInfo) error {
|
|
if err := p.checkDiskStale(); err != nil {
|
|
return err
|
|
}
|
|
|
|
return p.storage.VerifyFile(ctx, volume, path, fi)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) WriteAll(ctx context.Context, volume string, path string, reader io.Reader) (err error) {
|
|
if err = p.checkDiskStale(); err != nil {
|
|
return err
|
|
}
|
|
|
|
return p.storage.WriteAll(ctx, volume, path, reader)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) DeleteVersion(ctx context.Context, volume, path string, fi FileInfo) (err error) {
|
|
if err = p.checkDiskStale(); err != nil {
|
|
return err
|
|
}
|
|
|
|
return p.storage.DeleteVersion(ctx, volume, path, fi)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) WriteMetadata(ctx context.Context, volume, path string, fi FileInfo) (err error) {
|
|
if err = p.checkDiskStale(); err != nil {
|
|
return err
|
|
}
|
|
|
|
return p.storage.WriteMetadata(ctx, volume, path, fi)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) ReadVersion(ctx context.Context, volume, path, versionID string, checkDataDir bool) (fi FileInfo, err error) {
|
|
if err = p.checkDiskStale(); err != nil {
|
|
return fi, err
|
|
}
|
|
|
|
return p.storage.ReadVersion(ctx, volume, path, versionID, checkDataDir)
|
|
}
|
|
|
|
func (p *xlStorageDiskIDCheck) ReadAll(ctx context.Context, volume string, path string) (buf []byte, err error) {
|
|
if err = p.checkDiskStale(); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return p.storage.ReadAll(ctx, volume, path)
|
|
}
|