Files
cloudpods/pkg/hostman/storageman/container_storage/local_raw.go
wanyaoqi 5fc42614c3 feat(region,host): container mps support (#20138)
* feat(region,host): container mps support

* fix: gencopyright
2024-04-30 17:39:40 +08:00

81 lines
2.5 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 container_storage
import (
runtimeapi "k8s.io/cri-api/pkg/apis/runtime/v1"
"yunion.io/x/pkg/errors"
api "yunion.io/x/onecloud/pkg/apis/compute"
hostapi "yunion.io/x/onecloud/pkg/apis/host"
"yunion.io/x/onecloud/pkg/hostman/isolated_device"
"yunion.io/x/onecloud/pkg/hostman/storageman"
"yunion.io/x/onecloud/pkg/util/losetup"
)
func init() {
isolated_device.RegisterContainerDeviceManager(newLocalLoopDiskManager())
}
type localLoopDiskManager struct {
}
func (l localLoopDiskManager) GetType() isolated_device.ContainerDeviceType {
return api.CONTAINER_STORAGE_LOCAL_RAW
}
func (l localLoopDiskManager) NewDevices(dev *isolated_device.ContainerDevice) ([]isolated_device.IDevice, error) {
return nil, errors.Errorf("%s storage doesn't support NewDevices", l.GetType())
}
func (l localLoopDiskManager) NewContainerDevices(_ *hostapi.ContainerCreateInput, input *hostapi.ContainerDevice) ([]*runtimeapi.Device, error) {
dev := input.Disk
disk, err := storageman.GetManager().GetDiskById(dev.Id)
if err != nil {
return nil, errors.Wrapf(err, "GetDiskById %s", dev.Id)
}
format, err := disk.GetFormat()
if err != nil {
return nil, errors.Wrapf(err, "get disk %s format", dev.Id)
}
if format != "raw" {
return nil, errors.Errorf("disk %s format isn't raw", dev.Id)
}
dPath := disk.GetPath()
loDev, err := losetup.AttachDevice(dPath, false)
if err != nil {
return nil, errors.Wrapf(err, "failed to attach %s as loop device", dPath)
}
retDev := &runtimeapi.Device{
ContainerPath: input.ContainerPath,
HostPath: loDev.Name,
Permissions: "rwm",
}
return []*runtimeapi.Device{retDev}, nil
}
func (m *localLoopDiskManager) ProbeDevices() ([]isolated_device.IDevice, error) {
return nil, nil
}
func (m *localLoopDiskManager) GetContainerExtraConfigures(devs []*hostapi.ContainerDevice) ([]*runtimeapi.KeyValue, []*runtimeapi.Mount) {
return nil, nil
}
func newLocalLoopDiskManager() *localLoopDiskManager {
return &localLoopDiskManager{}
}