Files
cloudpods/pkg/hostman/storageman/core.go
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// Copyright 2019 Yunion
//
// 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 storageman
import (
"context"
"fmt"
"os"
"path"
"strings"
"time"
"yunion.io/x/cloudmux/pkg/cloudprovider"
"yunion.io/x/log"
"yunion.io/x/pkg/errors"
"yunion.io/x/pkg/util/fileutils"
"yunion.io/x/pkg/util/timeutils"
"yunion.io/x/pkg/utils"
api "yunion.io/x/onecloud/pkg/apis/compute"
"yunion.io/x/onecloud/pkg/cloudcommon/db/lockman"
"yunion.io/x/onecloud/pkg/hostman/hostutils"
"yunion.io/x/onecloud/pkg/hostman/hostutils/kubelet"
"yunion.io/x/onecloud/pkg/hostman/options"
"yunion.io/x/onecloud/pkg/hostman/storageman/storageutils"
"yunion.io/x/onecloud/pkg/mcclient"
"yunion.io/x/onecloud/pkg/util/fileutils2"
"yunion.io/x/onecloud/pkg/util/procutils"
"yunion.io/x/onecloud/pkg/util/zeroclean"
)
const MINIMAL_FREE_SPACE = 128
type IStorageManager interface {
GetZoneId() string
}
type SStorageManager struct {
host hostutils.IHost
Storages []IStorage
AgentStorage IStorage
LocalStorageImagecacheManager IImageCacheManger
// AgentStorageImagecacheManager IImageCacheManger
LVMStorageImagecacheManagers map[string]IImageCacheManger
SharedLVMStorageImagecacheManagers map[string]IImageCacheManger
RbdStorageImagecacheManagers map[string]IImageCacheManger
SharedFileStorageImagecacheManagers map[string]IImageCacheManger
}
func NewStorageManager(host hostutils.IHost) (*SStorageManager, error) {
var (
ret = &SStorageManager{
host: host,
Storages: make([]IStorage, 0),
}
allFull = true
)
for i, d := range options.HostOptions.LocalImagePath {
s := NewLocalStorage(ret, d, i)
if err := s.Accessible(); err == nil {
ret.Storages = append(ret.Storages, s)
if allFull && s.GetFreeSizeMb() > MINIMAL_FREE_SPACE {
allFull = false
}
} else {
log.Errorf("storage %s not accessible error: %v", s.Path, err)
}
}
for _, d := range options.HostOptions.SharedStorages {
s := ret.NewSharedStorageInstance(d, "")
if s != nil {
ret.Storages = append(ret.Storages, s)
allFull = false
}
}
for _, d := range options.HostOptions.LVMVolumeGroups {
s := NewLVMStorage(ret, d)
if err := s.Accessible(); err == nil {
ret.Storages = append(ret.Storages, s)
if allFull && s.GetFreeSizeMb() > MINIMAL_FREE_SPACE {
allFull = false
}
} else {
log.Errorf("lvm storage %s not accessible error: %v", s.Path, err)
}
}
for _, conf := range options.HostOptions.PTNVMEConfigs {
diskConf := strings.Split(conf, "/")
if len(diskConf) != 2 {
return nil, fmt.Errorf("bad nvme config %s", conf)
}
var pciAddr, size = diskConf[0], diskConf[1]
sizeMb, err := fileutils.GetSizeMb(size, 'M', 1024)
if err != nil {
return nil, errors.Wrapf(err, "failed parse pci device %s size %s", pciAddr, size)
}
ret.Storages = append(ret.Storages, newNVMEStorage(ret, pciAddr, sizeMb))
}
if allFull {
return nil, fmt.Errorf("Not enough storage space!")
}
if err := ret.initLocalStorageImagecache(); err != nil {
return nil, fmt.Errorf("Init Local storage image cache failed: %s", err)
}
return ret, nil
}
func (s *SStorageManager) Remove(storage IStorage) {
storageType := storage.StorageType()
if utils.IsInStringArray(storageType, api.SHARED_FILE_STORAGE) {
delete(s.SharedFileStorageImagecacheManagers, storage.GetStoragecacheId())
} else if storageType == api.STORAGE_RBD {
delete(s.RbdStorageImagecacheManagers, storage.GetStoragecacheId())
} else if storageType == api.STORAGE_LVM {
delete(s.LVMStorageImagecacheManagers, storage.GetStoragecacheId())
} else if storageType == api.STORAGE_CLVM || storageType == api.STORAGE_SLVM {
delete(s.SharedLVMStorageImagecacheManagers, storage.GetStoragecacheId())
}
for index, iS := range s.Storages {
if iS.GetId() == storage.GetId() {
s.Storages = append(s.Storages[:index], s.Storages[index+1:]...)
break
}
}
}
func (s *SStorageManager) GetZoneId() string {
return s.host.GetZoneId()
}
func (s *SStorageManager) GetHostId() string {
return s.host.GetHostId()
}
/*func (s *SStorageManager) GetMediumType() string {
return s.host.GetMediumType()
}*/
func (s *SStorageManager) GetKubeletConfig() kubelet.KubeletConfig {
return s.host.GetKubeletConfig()
}
func (s *SStorageManager) getLeasedUsedLocalStorage(cacheDir string, limit int) (string, error) {
var (
maxFree int
spath string
maxStorage IStorage
)
for _, storage := range s.Storages {
if _, ok := storage.(*SLocalStorage); ok {
cachePath := path.Join(storage.GetPath(), cacheDir)
if fileutils2.Exists(cachePath) {
spath = cachePath
break
}
free := storage.GetFreeSizeMb()
if maxFree < free {
maxFree = free
maxStorage = storage
}
}
}
if len(spath) == 0 {
if maxFree >= limit*1024 {
spath = path.Join(maxStorage.GetPath(), cacheDir)
} else {
return "", fmt.Errorf("No local storage has free space larger than %dGB", limit)
}
}
return spath, nil
}
func (s *SStorageManager) initLocalStorageImagecache() error {
var (
cacheDir = "image_cache"
cachePath = options.HostOptions.ImageCachePath
// limit = options.HostOptions.ImageCacheLimit
)
if len(cachePath) == 0 {
var err error
cachePath, err = s.getLeasedUsedLocalStorage(cacheDir, 0)
if err != nil {
return err
}
}
if len(cachePath) > 0 {
s.LocalStorageImagecacheManager = NewLocalImageCacheManager(s, cachePath, "", nil)
return nil
} else {
return fmt.Errorf("Cannot allocate image cache storage")
}
}
func (s *SStorageManager) GetStorage(storageId string) IStorage {
for _, storage := range s.Storages {
if storage.GetId() == storageId {
return storage
}
}
return nil
}
func (s *SStorageManager) GetStorageDisk(storageId, diskId string) IDisk {
if storage := s.GetStorage(storageId); storage != nil {
disk, _ := storage.GetDiskById(diskId)
return disk
}
return nil
}
func (s *SStorageManager) GetStoragesByPath(sPath string) ([]IStorage, error) {
ret := []IStorage{}
for i := range s.Storages {
if s.Storages[i].GetPath() == sPath {
ret = append(ret, s.Storages[i])
}
}
if len(ret) == 0 {
return nil, errors.Wrapf(cloudprovider.ErrNotFound, sPath)
}
return ret, nil
}
func (s *SStorageManager) GetStorageByPath(sPath string) (IStorage, error) {
for _, storage := range s.Storages {
if storage.GetPath() == sPath {
return storage, nil
}
}
return nil, errors.Wrapf(cloudprovider.ErrNotFound, sPath)
}
func (s *SStorageManager) GetDiskById(diskId string) (IDisk, error) {
for _, storage := range s.Storages {
disk, err := storage.GetDiskById(diskId)
if err != nil && errors.Cause(err) != cloudprovider.ErrNotFound {
return nil, err
}
if err == nil {
return disk, nil
}
}
return nil, errors.Wrapf(cloudprovider.ErrNotFound, diskId)
}
func (s *SStorageManager) GetDiskByPath(diskPath string) (IDisk, error) {
pos := strings.LastIndex(diskPath, "/")
sPath := diskPath[:pos]
diskId := diskPath[pos+1:]
pos = strings.LastIndex(diskId, ".")
if pos > 0 {
diskId = diskId[:pos]
}
if strings.HasPrefix(sPath, "/dev/") {
sPath = strings.TrimPrefix(sPath, "/dev/")
}
storages, err := s.GetStoragesByPath(sPath)
if err != nil {
return nil, errors.Wrapf(err, "GetStoragesByPath")
}
for i := range storages {
disk, err := storages[i].GetDiskById(diskId)
if err != nil && errors.Cause(err) != cloudprovider.ErrNotFound {
return nil, err
}
if err == nil {
return disk, nil
}
}
return nil, errors.Wrapf(cloudprovider.ErrNotFound, diskId)
}
func (s *SStorageManager) GetTotalCapacity() int {
var capa = 0
for _, s := range s.Storages {
capa += s.GetCapacityMb()
}
return capa
}
func (s *SStorageManager) GetTotalLocalCapacity() int {
var capa = 0
for _, s := range s.Storages {
if _, ok := s.(*SLocalStorage); ok {
capa += s.GetCapacityMb()
}
}
return capa
}
func (s *SStorageManager) GetStoragecacheById(scId string) IImageCacheManger {
if s.LocalStorageImagecacheManager.GetId() == scId {
return s.LocalStorageImagecacheManager
}
if sc, ok := s.SharedFileStorageImagecacheManagers[scId]; ok {
return sc
}
if sc, ok := s.RbdStorageImagecacheManagers[scId]; ok {
return sc
}
if sc, ok := s.LVMStorageImagecacheManagers[scId]; ok {
return sc
}
if sc, ok := s.SharedLVMStorageImagecacheManagers[scId]; ok {
return sc
}
return nil
}
func (s *SStorageManager) NewSharedStorageInstance(mountPoint, storageType string) IStorage {
return NewStorage(s, mountPoint, storageType)
}
func (s *SStorageManager) InitSharedStorageImageCache(storageType, storagecacheId, imagecachePath string, storage IStorage) {
if utils.IsInStringArray(storageType, api.SHARED_FILE_STORAGE) {
s.InitSharedFileStorageImagecache(storagecacheId, imagecachePath, storage)
} else if storageType == api.STORAGE_RBD {
if rbdStorageCache := s.GetStoragecacheById(storagecacheId); rbdStorageCache == nil {
s.AddRbdStorageImagecache(imagecachePath, storage, storagecacheId)
}
} else if storageType == api.STORAGE_CLVM || storageType == api.STORAGE_SLVM {
if sharedLVMStorageCache := s.GetStoragecacheById(storagecacheId); sharedLVMStorageCache == nil {
s.AddSharedLVMStorageImagecache(storage.GetPath(), storage, storagecacheId)
}
}
}
func (s *SStorageManager) InitLVMStorageImageCache(storagecacheId, vg string, storage IStorage) {
if len(storagecacheId) == 0 {
return
}
if s.LVMStorageImagecacheManagers == nil {
s.LVMStorageImagecacheManagers = map[string]IImageCacheManger{}
}
if _, ok := s.LVMStorageImagecacheManagers[storagecacheId]; !ok {
s.LVMStorageImagecacheManagers[storagecacheId] = NewLVMImageCacheManager(s, vg, storagecacheId, storage, false)
}
}
func (s *SStorageManager) InitSharedFileStorageImagecache(storagecacheId, path string, storage IStorage) {
if len(path) == 0 {
return
}
if s.SharedFileStorageImagecacheManagers == nil {
s.SharedFileStorageImagecacheManagers = map[string]IImageCacheManger{}
}
if _, ok := s.SharedFileStorageImagecacheManagers[storagecacheId]; !ok {
s.SharedFileStorageImagecacheManagers[storagecacheId] = NewLocalImageCacheManager(s, path, storagecacheId, storage)
}
}
func (s *SStorageManager) AddSharedLVMStorageImagecache(imagecachePath string, storage IStorage, storagecacheId string) {
if s.SharedLVMStorageImagecacheManagers == nil {
s.SharedLVMStorageImagecacheManagers = map[string]IImageCacheManger{}
}
if _, ok := s.SharedLVMStorageImagecacheManagers[storagecacheId]; !ok {
imagecache := NewLVMImageCacheManager(s, imagecachePath, storagecacheId, storage, storage.Lvmlockd())
s.SharedLVMStorageImagecacheManagers[storagecacheId] = imagecache
}
}
func (s *SStorageManager) AddRbdStorageImagecache(imagecachePath string, storage IStorage, storagecacheId string) {
if s.RbdStorageImagecacheManagers == nil {
s.RbdStorageImagecacheManagers = map[string]IImageCacheManger{}
}
if _, ok := s.RbdStorageImagecacheManagers[storagecacheId]; !ok {
if imagecache := NewImageCacheManager(s, imagecachePath, storage, storagecacheId, api.STORAGE_RBD); imagecache != nil {
s.RbdStorageImagecacheManagers[storagecacheId] = imagecache
return
}
log.Errorf("failed init storagecache %s for storage %s", storagecacheId, storage.GetStorageName())
}
}
var storageManager *SStorageManager
func GetManager() *SStorageManager {
return storageManager
}
func Manager() *SStorageManager {
return storageManager
}
func Init(host hostutils.IHost) error {
lm := lockman.NewInMemoryLockManager()
// lm := lockman.NewNoopLockManager()
lockman.Init(lm)
var err error
storageManager, err = NewStorageManager(host)
return err
}
func Stop() {
// pass do nothing
}
func cleanDailyFiles(storagePath, subDir string, keepDay int) {
recycleDir := path.Join(storagePath, subDir)
if !fileutils2.Exists(recycleDir) {
return
}
// before mark should be deleted
markTime := timeutils.UtcNow().Add(time.Hour * 24 * -1 * time.Duration(keepDay))
files, err := os.ReadDir(recycleDir)
if err != nil {
log.Errorln(err)
return
}
for _, file := range files {
date, err := timeutils.ParseTimeStr(file.Name())
if err != nil {
log.Errorln(err)
continue
}
if date.Before(markTime) {
log.Infof("Cron Job Clean Recycle Bin: start delete %s", file.Name())
subDirPath := path.Join(recycleDir, file.Name())
if options.HostOptions.ZeroCleanDiskData {
// try to zero clean files in subdir
err := zeroclean.ZeroDir(subDirPath)
if err != nil {
log.Errorf("zeroclean disk %s fail %s", subDirPath, err)
} else {
log.Debugf("zeroclean disk %s success!", subDirPath)
}
}
if output, err := procutils.NewCommand("rm", "-rf", subDirPath).Output(); err != nil {
log.Errorf("clean recycle dir %s error: %s, %s", subDirPath, err, output)
}
}
}
}
func CleanRecycleDiskfiles(ctx context.Context, userCred mcclient.TokenCredential, isStart bool) {
if storageManager == nil {
return
}
for _, storage := range storageManager.Storages {
storage.CleanRecycleDiskfiles(ctx)
}
}
func CleanImageCachefiles(ctx context.Context, userCred mcclient.TokenCredential, isStart bool) {
if storageManager == nil {
return
}
storageManager.LocalStorageImagecacheManager.CleanImageCachefiles(ctx)
for _, imageCacheMan := range storageManager.LVMStorageImagecacheManagers {
imageCacheMan.CleanImageCachefiles(ctx)
}
for _, imageCacheMan := range storageManager.SharedLVMStorageImagecacheManagers {
imageCacheMan.CleanImageCachefiles(ctx)
}
for _, imageCacheMan := range storageManager.RbdStorageImagecacheManagers {
imageCacheMan.CleanImageCachefiles(ctx)
}
for _, imageCacheMan := range storageManager.SharedFileStorageImagecacheManagers {
imageCacheMan.CleanImageCachefiles(ctx)
}
}
func GatherHostStorageStats() api.SHostPingInput {
stats := api.SHostPingInput{}
stats.RootPartitionUsedCapacityMb = GetRootPartUsedCapacity()
manager := GetManager()
for i := 0; i < len(manager.Storages); i++ {
iS := manager.Storages[i]
stat, err := iS.SyncStorageSize()
if err != nil {
log.Errorf("sync storage %s size failed: %s", iS.GetStorageName(), err)
} else {
stat.StorageId = iS.GetId()
stats.StorageStats = append(stats.StorageStats, stat)
}
}
return stats
}
// func StartSyncStorageSizeTask(interval time.Duration) {
// log.Infof("Start sync storage size task !!!")
// for {
// time.Sleep(interval)
// manager := GetManager()
// for i := 0; i < len(manager.Storages); i++ {
// iS := manager.Storages[i]
// if iS.StorageType() == api.STORAGE_LOCAL || iS.StorageType() == api.STORAGE_RBD {
// err := iS.SyncStorageSize()
// if err != nil {
// log.Errorf("sync storage %s size failed: %s", iS.GetStorageName(), err)
// }
// }
// }
// err := manager.host.SyncRootPartitionUsedCapacity()
// if err != nil {
// log.Errorf("sync root partition used size failed: %s", err)
// }
// }
// }
func GetRootPartTotalCapacity() int {
size, err := storageutils.GetTotalSizeMb("/")
if err != nil {
log.Errorf("failed get path %s total size: %s", "/", err)
return -1
}
return size
}
func GetRootPartUsedCapacity() int {
size, err := storageutils.GetUsedSizeMb("/")
if err != nil {
log.Errorf("failed get path %s used size: %s", "/", err)
return -1
}
return size
}