Files
cloudpods/pkg/hostman/storageman/storagehandler/storagehandler.go
2023-03-01 17:36:37 +08:00

456 lines
15 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 storagehandler
import (
"context"
"fmt"
"net/http"
"strings"
"yunion.io/x/jsonutils"
"yunion.io/x/log"
"yunion.io/x/pkg/errors"
"yunion.io/x/pkg/utils"
"yunion.io/x/onecloud/pkg/apis/compute"
"yunion.io/x/onecloud/pkg/appsrv"
"yunion.io/x/onecloud/pkg/hostman/hostutils"
"yunion.io/x/onecloud/pkg/hostman/storageman"
"yunion.io/x/onecloud/pkg/hostman/storageman/backupstorage"
"yunion.io/x/onecloud/pkg/httperrors"
"yunion.io/x/onecloud/pkg/mcclient/auth"
modules "yunion.io/x/onecloud/pkg/mcclient/modules/compute"
"yunion.io/x/onecloud/pkg/util/procutils"
)
var (
storageKeyWords = []string{"storages"}
storageActionFuncs = map[string]storageActionFunc{
"attach": storageAttach,
"detach": storageDetach,
"update": storageUpdate,
}
)
type storageActionFunc func(context.Context, jsonutils.JSONObject) (interface{}, error)
func AddStorageHandler(prefix string, app *appsrv.Application) {
for _, keyWords := range storageKeyWords {
app.AddHandler("POST",
fmt.Sprintf("%s/%s/<action>", prefix, keyWords),
auth.Authenticate(storageActions))
app.AddHandler("POST",
fmt.Sprintf("%s/%s/<storageId>/delete-snapshots", prefix, keyWords),
auth.Authenticate(storageDeleteSnapshots))
app.AddHandler("POST",
fmt.Sprintf("%s/%s/<storageId>/snapshots-recycle", prefix, keyWords),
auth.Authenticate(storageSnapshotsRecycle))
app.AddHandler("GET",
fmt.Sprintf("%s/%s/is-mount-point", prefix, keyWords),
auth.Authenticate(storageVerifyMountPoint))
app.AddHandler("GET",
fmt.Sprintf("%s/%s/is-local-mount-point", prefix, keyWords),
auth.Authenticate(storageIsLocalMountPoint))
app.AddHandler("POST",
fmt.Sprintf("%s/%s/delete-backup", prefix, keyWords),
auth.Authenticate(storageDeleteBackup))
app.AddHandler("POST",
fmt.Sprintf("%s/%s/sync-backup", prefix, keyWords),
auth.Authenticate(storageSyncBackup))
app.AddHandler("POST",
fmt.Sprintf("%s/%s/pack-instance-backup", prefix, keyWords),
auth.Authenticate(storagePackInstanceBackup))
app.AddHandler("POST",
fmt.Sprintf("%s/%s/unpack-instance-backup", prefix, keyWords),
auth.Authenticate(storageUnpackInstanceBackup))
app.AddHandler("POST",
fmt.Sprintf("%s/%s/sync-backup-storage", prefix, keyWords),
auth.Authenticate(storageSyncBackupStorage))
}
}
func storageIsLocalMountPoint(ctx context.Context, w http.ResponseWriter, r *http.Request) {
_, query, _ := appsrv.FetchEnv(ctx, w, r)
mountPoint, err := query.GetString("mount_point")
if err != nil {
hostutils.Response(ctx, w, httperrors.NewMissingParameterError("mount_point"))
return
}
fs, err := procutils.NewRemoteCommandAsFarAsPossible(
"sh", "-c",
fmt.Sprintf("df -T %s | awk 'NR==2{print $2}'", mountPoint),
).Output()
if err != nil {
log.Errorf("failed get source of mountpoint %s: %s", mountPoint, err)
hostutils.Response(ctx, w, httperrors.NewInternalServerError("failed get source of mountpoint %s: %s", mountPoint, err))
return
}
fsStr := strings.TrimSpace(string(fs))
log.Infof("check %s file system is %s", mountPoint, fsStr)
if utils.IsInStringArray(fsStr, []string{"ext", "ext2", "ext3", "ext4", "xfs", "btrfs", "jfs", "reiserfs", "ntfs", "fat32", "exfat", "zfs"}) {
// local file system
appsrv.SendStruct(w, map[string]interface{}{"is_local_mount_point": true})
} else {
appsrv.SendStruct(w, map[string]interface{}{"is_local_mount_point": false})
}
}
func storageVerifyMountPoint(ctx context.Context, w http.ResponseWriter, r *http.Request) {
_, query, _ := appsrv.FetchEnv(ctx, w, r)
mountPoint, err := query.GetString("mount_point")
if err != nil {
hostutils.Response(ctx, w, httperrors.NewMissingParameterError("mount_point"))
return
}
output, err := procutils.NewRemoteCommandAsFarAsPossible("mountpoint", mountPoint).Output()
if err == nil {
appsrv.SendStruct(w, map[string]interface{}{"is_mount_point": true})
} else {
appsrv.SendStruct(w, map[string]interface{}{
"is_mount_point": false,
"error": string(output),
})
}
}
func storageActions(ctx context.Context, w http.ResponseWriter, r *http.Request) {
params, _, body := appsrv.FetchEnv(ctx, w, r)
var action = params["<action>"]
if f, ok := storageActionFuncs[action]; !ok {
hostutils.Response(ctx, w, httperrors.NewNotFoundError("Not found"))
} else {
res, err := f(ctx, body)
if err != nil {
hostutils.Response(ctx, w, err)
} else if res != nil {
hostutils.Response(ctx, w, res)
} else {
hostutils.ResponseOk(ctx, w)
}
}
}
func storageAttach(ctx context.Context, body jsonutils.JSONObject) (interface{}, error) {
mountPoint, err := body.GetString("mount_point")
if err != nil {
return nil, httperrors.NewMissingParameterError("mount_point")
}
storageType, _ := body.GetString("storage_type")
storage := storageman.GetManager().NewSharedStorageInstance(mountPoint, storageType)
if storage == nil {
return nil, httperrors.NewBadRequestError("'Not Support Storage[%s] mount_point: %s", storageType, mountPoint)
}
storagecacheId, _ := body.GetString("storagecache_id")
imagecachePath, _ := body.GetString("imagecache_path")
storageId, _ := body.GetString("storage_id")
storageName, _ := body.GetString("name")
storageConf, _ := body.Get("storage_conf")
storage.SetStoragecacheId(storagecacheId)
if err := storage.SetStorageInfo(storageId, storageName, storageConf); err != nil {
return nil, err
}
/*err = storage.SyncStorageSize()
if err != nil {
return nil, errors.Wrapf(err, "SyncStorageSize")
}*/
resp, err := storage.SyncStorageInfo()
if err != nil {
return nil, err
}
storageman.GetManager().InitSharedStorageImageCache(storageType, storagecacheId, imagecachePath, storage)
storageman.GetManager().Storages = append(storageman.GetManager().Storages, storage)
return resp, nil
}
func storageDetach(ctx context.Context, body jsonutils.JSONObject) (interface{}, error) {
info := struct {
MountPoint string
StorageId string
Name string
}{}
err := body.Unmarshal(&info)
if err != nil {
return nil, errors.Wrapf(err, "body.Unmarshal")
}
if len(info.StorageId) == 0 {
return nil, httperrors.NewMissingParameterError("storage_id")
}
storage := storageman.GetManager().GetStorage(info.StorageId)
if storage != nil {
if err := storage.Detach(); err != nil {
log.Errorf("detach storage %s failed: %s", storage.GetPath(), err)
}
storageman.GetManager().Remove(storage)
}
return nil, nil
}
func storageUpdate(ctx context.Context, body jsonutils.JSONObject) (interface{}, error) {
storageId, err := body.GetString("storage_id")
if err != nil {
return nil, httperrors.NewMissingParameterError("storage_id")
}
storageConf, err := body.Get("storage_conf")
if err != nil {
return nil, httperrors.NewMissingParameterError("storage_conf")
}
storage := storageman.GetManager().GetStorage(storageId)
params := jsonutils.NewDict()
params.Set("details", jsonutils.JSONTrue)
ret, err := modules.Hoststorages.Get(hostutils.GetComputeSession(context.Background()),
storageman.GetManager().GetHostId(), storageId, params)
if err != nil {
log.Errorln(err)
return nil, err
}
if ret == nil || storage == nil {
return nil, httperrors.NewNotFoundError("Storage %s not found", storageId)
}
storageName, _ := ret.GetString("storage")
if err := storage.SetStorageInfo(storageId, storageName, storageConf); err != nil {
return nil, err
}
mountPoint, _ := ret.GetString("mount_point")
storage.SetPath(mountPoint)
return nil, nil
}
func storageSyncBackup(ctx context.Context, w http.ResponseWriter, r *http.Request) {
_, _, body := appsrv.FetchEnv(ctx, w, r)
backupId, err := body.GetString("backup_id")
if err != nil {
hostutils.Response(ctx, w, httperrors.NewMissingParameterError("backup_id"))
return
}
backupStorageId, err := body.GetString("backup_storage_id")
if err != nil {
hostutils.Response(ctx, w, httperrors.NewMissingParameterError("backup_storage_id"))
return
}
backupStorageAccessInfo, err := body.Get("backup_storage_access_info")
if err != nil {
hostutils.Response(ctx, w, httperrors.NewMissingParameterError("backup_storage_access_info"))
return
}
backupStorage, err := backupstorage.GetBackupStorage(backupStorageId, backupStorageAccessInfo.(*jsonutils.JSONDict))
if err != nil {
hostutils.Response(ctx, w, err)
return
}
exist, err := backupStorage.IsExists(backupId)
if err != nil {
hostutils.Response(ctx, w, err)
return
}
var (
ret = jsonutils.NewDict()
status string
)
if exist {
status = compute.BACKUP_EXIST
} else if !exist && err == nil {
status = compute.BACKUP_NOT_EXIST
} else {
log.Errorf("fetch snapshot exist failed %s", err)
status = compute.BACKUP_STATUS_UNKNOWN
}
ret.Set("status", jsonutils.NewString(status))
hostutils.Response(ctx, w, ret)
}
func storageSyncBackupStorage(ctx context.Context, w http.ResponseWriter, r *http.Request) {
_, _, body := appsrv.FetchEnv(ctx, w, r)
backupStorageId, err := body.GetString("backup_storage_id")
if err != nil {
hostutils.Response(ctx, w, httperrors.NewMissingParameterError("backup_storage_id"))
return
}
backupStorageAccessInfo, err := body.Get("backup_storage_access_info")
if err != nil {
hostutils.Response(ctx, w, httperrors.NewMissingParameterError("backup_storage_access_info"))
return
}
backupStorage, err := backupstorage.GetBackupStorage(backupStorageId, backupStorageAccessInfo.(*jsonutils.JSONDict))
if err != nil {
hostutils.Response(ctx, w, err)
return
}
exist, reason, err := backupStorage.IsOnline()
if err != nil {
hostutils.Response(ctx, w, err)
return
}
var (
ret = jsonutils.NewDict()
status string
)
if exist {
status = compute.BACKUPSTORAGE_STATUS_ONLINE
} else {
status = compute.BACKUPSTORAGE_STATUS_OFFLINE
}
ret.Set("status", jsonutils.NewString(status))
ret.Set("reason", jsonutils.NewString(reason))
hostutils.Response(ctx, w, ret)
}
func storagePackInstanceBackup(ctx context.Context, w http.ResponseWriter, r *http.Request) {
_, _, body := appsrv.FetchEnv(ctx, w, r)
if !checkOptions(ctx, w, body, "package_name", "backup_ids", "backup_storage_id", "backup_storage_access_info", "metadata") {
return
}
pb := storageman.SStoragePackInstanceBackup{}
err := body.Unmarshal(&pb)
if err != nil {
hostutils.Response(ctx, w, httperrors.NewInputParameterError(err.Error()))
return
}
hostutils.DelayTask(ctx, packInstanceBackup, &pb)
hostutils.ResponseOk(ctx, w)
}
func storageUnpackInstanceBackup(ctx context.Context, w http.ResponseWriter, r *http.Request) {
_, _, body := appsrv.FetchEnv(ctx, w, r)
if !checkOptions(ctx, w, body, "package_name", "backup_storage_id", "backup_storage_access_info") {
return
}
pb := storageman.SStorageUnpackInstanceBackup{}
err := body.Unmarshal(&pb)
if err != nil {
hostutils.Response(ctx, w, httperrors.NewInputParameterError(err.Error()))
return
}
hostutils.DelayTask(ctx, unpackInstanceBackup, &pb)
hostutils.ResponseOk(ctx, w)
}
func packInstanceBackup(ctx context.Context, params interface{}) (jsonutils.JSONObject, error) {
sbParams := params.(*storageman.SStoragePackInstanceBackup)
backupStorage, err := backupstorage.GetBackupStorage(sbParams.BackupStorageId, sbParams.BackupStorageAccessInfo)
if err != nil {
return nil, errors.Wrap(err, "GetBackupStorage")
}
packFileName, err := backupStorage.InstancePack(ctx, sbParams.PackageName, sbParams.BackupIds, &sbParams.Metadata)
if err != nil {
return nil, errors.Wrap(err, "InstancePack")
}
ret := jsonutils.NewDict()
ret.Set("pack_file_name", jsonutils.NewString(packFileName))
return ret, nil
}
func unpackInstanceBackup(ctx context.Context, params interface{}) (jsonutils.JSONObject, error) {
sbParams := params.(*storageman.SStorageUnpackInstanceBackup)
backupStorage, err := backupstorage.GetBackupStorage(sbParams.BackupStorageId, sbParams.BackupStorageAccessInfo)
if err != nil {
return nil, errors.Wrap(err, "GetBackupStorage")
}
metadataOnly := (sbParams.MetadataOnly != nil && *sbParams.MetadataOnly)
diskBackupIds, metadata, err := backupStorage.InstanceUnpack(ctx, sbParams.PackageName, metadataOnly)
if err != nil {
return nil, errors.Wrap(err, "InstanceUnpack")
}
ret := jsonutils.NewDict()
if diskBackupIds != nil {
ret.Set("disk_backup_ids", jsonutils.Marshal(diskBackupIds))
}
ret.Set("metadata", jsonutils.Marshal(metadata))
return ret, nil
}
func storageDeleteBackup(ctx context.Context, w http.ResponseWriter, r *http.Request) {
_, _, body := appsrv.FetchEnv(ctx, w, r)
backupId, err := body.GetString("backup_id")
if err != nil {
hostutils.Response(ctx, w, httperrors.NewMissingParameterError("backup_id"))
return
}
backupStorageId, err := body.GetString("backup_storage_id")
if err != nil {
hostutils.Response(ctx, w, httperrors.NewMissingParameterError("backup_storage_id"))
return
}
backupStorageAccessInfo, err := body.Get("backup_storage_access_info")
if err != nil {
hostutils.Response(ctx, w, httperrors.NewMissingParameterError("backup_storage_access_info"))
return
}
hostutils.DelayTask(ctx, deleteBackup, &storageman.SStorageBackup{
BackupId: backupId,
BackupStorageId: backupStorageId,
BackupStorageAccessInfo: backupStorageAccessInfo.(*jsonutils.JSONDict),
})
hostutils.ResponseOk(ctx, w)
}
func checkOptions(ctx context.Context, w http.ResponseWriter, body jsonutils.JSONObject, options ...string) bool {
for _, option := range options {
if body.Contains(option) {
continue
}
hostutils.Response(ctx, w, httperrors.NewMissingParameterError(option))
return false
}
return true
}
func deleteBackup(ctx context.Context, params interface{}) (jsonutils.JSONObject, error) {
sbParams := params.(*storageman.SStorageBackup)
backupStorage, err := backupstorage.GetBackupStorage(sbParams.BackupStorageId, sbParams.BackupStorageAccessInfo)
if err != nil {
return nil, err
}
err = backupStorage.RemoveBackup(sbParams.BackupId)
if err != nil {
return nil, err
}
return nil, nil
}
func storageDeleteSnapshots(ctx context.Context, w http.ResponseWriter, r *http.Request) {
params, _, body := appsrv.FetchEnv(ctx, w, r)
var storageId = params["<storageId>"]
storage := storageman.GetManager().GetStorage(storageId)
if storage == nil {
hostutils.Response(ctx, w, httperrors.NewNotFoundError("Stroage Not found"))
return
}
diskId, err := body.GetString("disk_id")
if err != nil {
hostutils.Response(ctx, w, httperrors.NewImageNotFoundError("disk_id"))
return
}
hostutils.DelayTask(ctx, storage.DeleteSnapshots, diskId)
hostutils.ResponseOk(ctx, w)
}
func storageSnapshotsRecycle(ctx context.Context, w http.ResponseWriter, r *http.Request) {
params, _, _ := appsrv.FetchEnv(ctx, w, r)
var storageId = params["<storageId>"]
storage := storageman.GetManager().GetStorage(storageId)
if storage == nil {
hostutils.Response(ctx, w, httperrors.NewNotFoundError("Stroage Not found"))
return
}
go storageman.StorageRequestSnapshotRecycle(ctx, auth.AdminCredential(), storage)
hostutils.ResponseOk(ctx, w)
}