Files
cloudpods/pkg/compute/hostdrivers/managedvirtual.go
2020-01-15 20:23:31 +08:00

355 lines
12 KiB
Go

// 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 hostdrivers
import (
"context"
"fmt"
"os"
"time"
"github.com/pkg/errors"
"yunion.io/x/jsonutils"
"yunion.io/x/log"
"yunion.io/x/pkg/utils"
api "yunion.io/x/onecloud/pkg/apis/compute"
"yunion.io/x/onecloud/pkg/cloudcommon/db"
"yunion.io/x/onecloud/pkg/cloudcommon/db/lockman"
"yunion.io/x/onecloud/pkg/cloudcommon/db/taskman"
"yunion.io/x/onecloud/pkg/cloudprovider"
"yunion.io/x/onecloud/pkg/compute/models"
"yunion.io/x/onecloud/pkg/compute/options"
"yunion.io/x/onecloud/pkg/httperrors"
"yunion.io/x/onecloud/pkg/mcclient"
)
type SManagedVirtualizationHostDriver struct {
SVirtualizationHostDriver
}
func (self *SManagedVirtualizationHostDriver) CheckAndSetCacheImage(ctx context.Context, host *models.SHost, storageCache *models.SStoragecache, task taskman.ITask) error {
params := task.GetParams()
image := &cloudprovider.SImageCreateOption{}
err := params.Unmarshal(image)
if err != nil {
return err
}
if len(image.ImageId) == 0 {
return fmt.Errorf("no image_id params")
}
providerName := storageCache.GetProviderName()
if utils.IsInStringArray(providerName, []string{api.CLOUD_PROVIDER_HUAWEI, api.CLOUD_PROVIDER_UCLOUD}) {
image.OsVersion, _ = params.GetString("os_full_version")
}
isForce := jsonutils.QueryBoolean(params, "is_force", false)
userCred := task.GetUserCred()
taskman.LocalTaskRun(task, func() (jsonutils.JSONObject, error) {
lockman.LockRawObject(ctx, "cachedimages", fmt.Sprintf("%s-%s", storageCache.Id, image.ImageId))
defer lockman.ReleaseRawObject(ctx, "cachedimages", fmt.Sprintf("%s-%s", storageCache.Id, image.ImageId))
log.Debugf("XXX Hold lockman key %p cachedimages %s-%s", ctx, storageCache.Id, image.ImageId)
scimg := models.StoragecachedimageManager.Register(ctx, task.GetUserCred(), storageCache.Id, image.ImageId, "")
cachedImage := scimg.GetCachedimage()
if cachedImage == nil {
return nil, errors.Wrap(httperrors.ErrImageNotFound, "cached image not found???")
}
iStorageCache, err := storageCache.GetIStorageCache()
if err != nil {
return nil, errors.Wrap(err, "storageCache.GetIStorageCache")
}
image.ExternalId = scimg.ExternalId
if cachedImage.ImageType == cloudprovider.CachedImageTypeCustomized {
image.ExternalId, err = iStorageCache.UploadImage(ctx, userCred, image, isForce)
if err != nil {
return nil, errors.Wrap(err, "iStorageCache.UploadImage")
}
} else {
_, err = iStorageCache.GetIImageById(cachedImage.ExternalId)
if err != nil {
log.Errorf("remote image fetch error %s", err)
return nil, errors.Wrap(err, "iStorageCache.GetIImageById")
}
image.ExternalId = cachedImage.ExternalId
}
// should record the externalId immediately
// so the waiting goroutine could pick the new externalId
// and avoid duplicate uploading
scimg.SetExternalId(image.ExternalId)
ret := jsonutils.NewDict()
ret.Add(jsonutils.NewString(image.ExternalId), "image_id")
return ret, nil
})
return nil
}
func (self *SManagedVirtualizationHostDriver) RequestUncacheImage(ctx context.Context, host *models.SHost, storageCache *models.SStoragecache, task taskman.ITask) error {
params := task.GetParams()
imageId, err := params.GetString("image_id")
if err != nil {
return err
}
scimg := models.StoragecachedimageManager.Register(ctx, task.GetUserCred(), storageCache.Id, imageId, "")
if scimg == nil {
task.ScheduleRun(nil)
return nil
}
if len(scimg.ExternalId) == 0 {
log.Errorf("cached image has not external ID???")
task.ScheduleRun(nil)
return nil
}
taskman.LocalTaskRun(task, func() (jsonutils.JSONObject, error) {
lockman.LockRawObject(ctx, "cachedimages", fmt.Sprintf("%s-%s", storageCache.Id, imageId))
defer lockman.ReleaseRawObject(ctx, "cachedimages", fmt.Sprintf("%s-%s", storageCache.Id, imageId))
iStorageCache, err := storageCache.GetIStorageCache()
if err != nil {
log.Errorf("GetIStorageCache fail %s", err)
return nil, err
}
iImage, err := iStorageCache.GetIImageById(scimg.ExternalId)
if err != nil {
if errors.Cause(err) == cloudprovider.ErrNotFound {
return nil, nil
}
log.Errorf("GetIImageById fail %s", err)
return nil, errors.Wrap(err, "iStorageCache.GetIImageById")
}
err = iImage.Delete(ctx)
if err != nil {
log.Errorf("iImage Delete fail %s", err)
return nil, errors.Wrap(err, "iImage.Delete")
}
return nil, nil
})
return nil
}
func (self *SManagedVirtualizationHostDriver) RequestPrepareSaveDiskOnHost(ctx context.Context, host *models.SHost, disk *models.SDisk, imageId string, task taskman.ITask) error {
task.ScheduleRun(nil)
return nil
}
func (self *SManagedVirtualizationHostDriver) RequestSaveUploadImageOnHost(ctx context.Context, host *models.SHost, disk *models.SDisk, imageId string, task taskman.ITask, data jsonutils.JSONObject) error {
iDisk, err := disk.GetIDisk()
if err != nil {
return err
}
iStorage, err := disk.GetIStorage()
if err != nil {
return err
}
iStoragecache := iStorage.GetIStoragecache()
if iStoragecache == nil {
return fmt.Errorf("fail to find iStoragecache for storage: %s", iStorage.GetName())
}
taskman.LocalTaskRun(task, func() (jsonutils.JSONObject, error) {
snapshot, err := iDisk.CreateISnapshot(ctx, fmt.Sprintf("Snapshot-%s", imageId), "PrepareSaveImage")
if err != nil {
return nil, err
}
params := task.GetParams()
osType, _ := params.GetString("properties", "os_type")
scimg := models.StoragecachedimageManager.Register(ctx, task.GetUserCred(), iStoragecache.GetId(), imageId, "")
if scimg.Status != api.CACHED_IMAGE_STATUS_READY {
scimg.SetStatus(task.GetUserCred(), api.CACHED_IMAGE_STATUS_CACHING, "request_prepare_save_disk_on_host")
}
iImage, err := iStoragecache.CreateIImage(snapshot.GetId(), fmt.Sprintf("Image-%s", imageId), osType, "")
if err != nil {
log.Errorf("fail to create iImage: %v", err)
scimg.SetStatus(task.GetUserCred(), api.CACHED_IMAGE_STATUS_CACHE_FAILED, err.Error())
return nil, err
}
scimg.SetExternalId(iImage.GetId())
if _, err := os.Stat(options.Options.TempPath); os.IsNotExist(err) {
if err = os.MkdirAll(options.Options.TempPath, 0755); err != nil {
return nil, err
}
}
result, err := iStoragecache.DownloadImage(task.GetUserCred(), imageId, iImage.GetId(), options.Options.TempPath)
if err != nil {
scimg.SetStatus(task.GetUserCred(), api.CACHED_IMAGE_STATUS_CACHE_FAILED, err.Error())
return nil, err
}
if err := iImage.Delete(ctx); err != nil {
log.Errorf("Delete iImage %s failed: %v", iImage.GetId(), err)
}
if err := snapshot.Delete(); err != nil {
log.Errorf("Delete snapshot %s failed: %v", snapshot.GetId(), err)
}
scimg.SetStatus(task.GetUserCred(), api.CACHED_IMAGE_STATUS_READY, "")
return result, nil
})
return nil
}
func (self *SManagedVirtualizationHostDriver) RequestResizeDiskOnHost(ctx context.Context, host *models.SHost, storage *models.SStorage, disk *models.SDisk, sizeMb int64, task taskman.ITask) error {
iCloudStorage, err := storage.GetIStorage()
if err != nil {
log.Errorf("storage.GetIStorage fail %s", err)
return err
}
iDisk, err := iCloudStorage.GetIDiskById(disk.GetExternalId())
if err != nil {
log.Errorf("iCloudStorage.GetIDisk fail %s", err)
return err
}
taskman.LocalTaskRun(task, func() (jsonutils.JSONObject, error) {
err = iDisk.Resize(ctx, sizeMb)
if err != nil {
log.Errorf("iDisk.Resize fail %s", err)
return nil, err
}
return jsonutils.Marshal(map[string]int64{"disk_size": sizeMb}), nil
})
return nil
}
func (self *SManagedVirtualizationHostDriver) RequestAllocateDiskOnStorage(ctx context.Context, host *models.SHost, storage *models.SStorage, disk *models.SDisk, task taskman.ITask, content *jsonutils.JSONDict) error {
iCloudStorage, err := storage.GetIStorage()
if err != nil {
return err
}
size, err := content.Int("size")
if err != nil {
return err
}
size = size >> 10
taskman.LocalTaskRun(task, func() (jsonutils.JSONObject, error) {
iDisk, err := iCloudStorage.CreateIDisk(disk.GetName(), int(size), "")
if err != nil {
return nil, err
}
err = db.SetExternalId(disk, task.GetUserCred(), iDisk.GetGlobalId())
if err != nil {
return nil, errors.Wrapf(err, "db.SetExternalId")
}
cloudprovider.WaitStatus(iDisk, api.DISK_READY, time.Second*5, time.Minute*5)
models.SyncMetadata(ctx, task.GetUserCred(), disk, iDisk)
data := jsonutils.NewDict()
data.Add(jsonutils.NewInt(int64(iDisk.GetDiskSizeMB())), "disk_size")
data.Add(jsonutils.NewString(iDisk.GetDiskFormat()), "disk_format")
data.Add(jsonutils.NewString(iDisk.GetAccessPath()), "disk_path")
return data, nil
})
return nil
}
func (self *SManagedVirtualizationHostDriver) RequestDeallocateDiskOnHost(ctx context.Context, host *models.SHost, storage *models.SStorage, disk *models.SDisk, task taskman.ITask) error {
data := jsonutils.NewDict()
iCloudStorage, err := storage.GetIStorage()
if err != nil {
return err
}
iDisk, err := iCloudStorage.GetIDiskById(disk.GetExternalId())
if err != nil {
if errors.Cause(err) == cloudprovider.ErrNotFound {
task.ScheduleRun(data)
return nil
}
return err
}
taskman.LocalTaskRun(task, func() (jsonutils.JSONObject, error) {
err := iDisk.Delete(ctx)
return nil, err
})
return nil
}
func (self *SManagedVirtualizationHostDriver) ValidateResetDisk(ctx context.Context, userCred mcclient.TokenCredential, disk *models.SDisk, snapshot *models.SSnapshot, guests []models.SGuest, data *jsonutils.JSONDict) (*jsonutils.JSONDict, error) {
return data, nil
}
func (self *SManagedVirtualizationHostDriver) RequestResetDisk(ctx context.Context, host *models.SHost, disk *models.SDisk, params *jsonutils.JSONDict, task taskman.ITask) error {
iDisk, err := disk.GetIDisk()
if err != nil {
return err
}
snapshotId, err := params.GetString("snapshot_id")
if err != nil {
return err
}
taskman.LocalTaskRun(task, func() (jsonutils.JSONObject, error) {
exteranlDiskId, err := iDisk.Reset(ctx, snapshotId)
data := jsonutils.NewDict()
data.Set("exteranl_disk_id", jsonutils.NewString(exteranlDiskId))
return data, err
})
return nil
}
func (self *SManagedVirtualizationHostDriver) RequestRebuildDiskOnStorage(ctx context.Context, host *models.SHost, storage *models.SStorage, disk *models.SDisk, task taskman.ITask, content *jsonutils.JSONDict) error {
iDisk, err := disk.GetIDisk()
if err != nil {
return err
}
taskman.LocalTaskRun(task, func() (jsonutils.JSONObject, error) {
err := iDisk.Rebuild(ctx)
if err != nil {
return nil, err
}
data := jsonutils.NewDict()
data.Add(jsonutils.NewInt(int64(iDisk.GetDiskSizeMB())), "disk_size")
data.Add(jsonutils.NewString(iDisk.GetDiskFormat()), "disk_format")
data.Add(jsonutils.NewString(iDisk.GetAccessPath()), "disk_path")
return data, nil
})
return nil
}
func (driver *SManagedVirtualizationHostDriver) IsReachStoragecacheCapacityLimit(host *models.SHost, cachedImages []models.SCachedimage) bool {
quota := host.GetHostDriver().GetStoragecacheQuota(host)
log.Debugf("Cached image total: %d quota: %d", len(cachedImages), quota)
if quota > 0 && len(cachedImages) >= quota {
return true
}
return false
}