polardbxoperator/pkg/hpfs/filestream/request.go

100 lines
2.9 KiB
Go

/*
Copyright 2021 Alibaba Group Holding Limited.
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 filestream
import "strings"
type Action string
const (
UploadLocal Action = "uploadLocal"
UploadRemote Action = "uploadRemote"
DownloadLocal Action = "downloadLocal"
DownloadRemote Action = "downloadRemote"
UploadOss Action = "uploadOss"
DownloadOss Action = "downloadOss"
ListOss Action = "listOss"
CheckTask Action = "checkTask"
UploadSsh Action = "uploadSsh"
DownloadSsh Action = "downloadSsh"
ListSsh Action = "listSsh"
InvalidAction Action = ""
)
const (
StreamTar = "tar"
StreamXBStream = "xbstream"
StreamNormal = ""
)
const (
MetaDataLenLen = 4
MetaFiledLen = 11
MetadataActionOffset = 0
MetadataInstanceIdOffset = 1
MetadataFilenameOffset = 2
MetadataRedirectOffset = 3
MetadataFilepathOffset = 4
MetadataRetentionTimeOffset = 5
MetadataStreamOffset = 6
MetadataSinkOffset = 7
MetadataRequestIdOffset = 8
MetadataOssBufferSizeOffset = 9
MetadataLimitSize = 10
)
var ActionLocal2Remote2 = map[Action]Action{
UploadLocal: UploadRemote,
UploadRemote: UploadLocal,
DownloadLocal: DownloadRemote,
DownloadRemote: DownloadLocal,
}
type ActionMetadata struct {
Action `json:"action,omitempty"`
InstanceId string `json:"instanceId,omitempty"`
Filename string `json:"filename,omitempty"`
RedirectAddr string `json:"redirectAddr,omitempty"`
Filepath string `json:"filepath,omitempty"`
RetentionTime string `json:"retentionTime,omitempty"`
Stream string `json:"stream,omitempty"`
Sink string `json:"sink,omitempty"`
RequestId string `json:"requestId,omitempty"`
OssBufferSize string `json:"ossBufferSize,omitempty"`
LimitSize string `json:"limitSize,omitempty"`
redirect bool
}
func (action *ActionMetadata) ToString() string {
return strings.Join([]string{string(action.Action), action.InstanceId, action.Filename, action.RedirectAddr, action.Filepath, action.RetentionTime, action.Stream, action.Sink, action.RequestId, action.OssBufferSize, action.LimitSize}, ",")
}
const (
RemoteNodePrefix = "RemoteNode="
)
func GetRemoteAddrByNodeName(nodeName string) string {
return RemoteNodePrefix + nodeName
}
func GetNodeNameFromRemoteAddr(addr string) string {
if strings.HasPrefix(addr, RemoteNodePrefix) {
return addr[len(RemoteNodePrefix):]
}
return ""
}