msb-public
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cloudreve
mirror of https://github.com/cloudreve/Cloudreve
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Feat: cancel upload session in slave node

Browse Source
pull/1107/head
HFO4 3 years ago
parent effbc8607e
commit 0650684dd9
7 changed files with 84 additions and 110 deletions
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2
pkg/filesystem/chunk/backoff/backoff.go
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@ -18,7 +18,7 @@ type ConstantBackoff struct {
func (c *ConstantBackoff) Next() bool {
c.tried++
if c.tried >= c.Max {
if c.tried > c.Max {
return false
}

2
pkg/filesystem/chunk/chunk.go
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@ -49,7 +49,7 @@ func (c *ChunkGroup) Process(processor ChunkProcessFunc) error {
err := processor(c, io.LimitReader(c.file, int64(c.chunkSize)))
if err != nil {
if err != context.Canceled && c.file.Seekable() && c.backoff.Next() {
if _, seekErr := c.file.Seek(c.Start(), io.SeekStart); err != nil {
if _, seekErr := c.file.Seek(c.Start(), io.SeekStart); seekErr != nil {
return fmt.Errorf("failed to seek back to chunk start: %w, last error: %w", seekErr, err)
}

31
pkg/filesystem/driver/remote/client.go
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@ -11,6 +11,7 @@ import (
"github.com/cloudreve/Cloudreve/v3/pkg/filesystem/fsctx"
"github.com/cloudreve/Cloudreve/v3/pkg/request"
"github.com/cloudreve/Cloudreve/v3/pkg/serializer"
"github.com/cloudreve/Cloudreve/v3/pkg/util"
"github.com/gofrs/uuid"
"io"
"net/http"
@ -26,7 +27,7 @@ const (
chunkRetrySleep = time.Duration(5) * time.Second
)
// Client to operate remote slave server
// Client to operate uploading to remote slave server
type Client interface {
// CreateUploadSession creates remote upload session
CreateUploadSession(ctx context.Context, session *serializer.UploadSession, ttl int64) error
@ -34,6 +35,8 @@ type Client interface {
GetUploadURL(ttl int64, sessionID string) (string, string, error)
// Upload uploads file to remote server
Upload(ctx context.Context, file fsctx.FileHeader) error
// DeleteUploadSession deletes remote upload session
DeleteUploadSession(ctx context.Context, sessionID string) error
}
// NewClient creates new Client from given policy
@ -84,7 +87,7 @@ func (c *remoteClient) Upload(ctx context.Context, file fsctx.FileHeader) error
overwrite := fileInfo.Mode&fsctx.Overwrite == fsctx.Overwrite
// Upload chunks
// Initial chunk groups
chunks := chunk.NewChunkGroup(file, c.policy.OptionsSerialized.ChunkSize, &backoff.ConstantBackoff{
Max: model.GetIntSetting("onedrive_chunk_retries", 1),
Sleep: chunkRetrySleep,
@ -94,9 +97,13 @@ func (c *remoteClient) Upload(ctx context.Context, file fsctx.FileHeader) error
return c.uploadChunk(ctx, session.Key, current.Index(), content, overwrite, current.Length())
}
// upload chunks
for chunks.Next() {
if err := chunks.Process(uploadFunc); err != nil {
// TODO 删除上传会话
if err := c.DeleteUploadSession(ctx, session.Key); err != nil {
util.Log().Warning("failed to delete upload session: %s", err)
}
return fmt.Errorf("failed to upload chunk #%d: %w", chunks.Index(), err)
}
}
@ -104,6 +111,24 @@ func (c *remoteClient) Upload(ctx context.Context, file fsctx.FileHeader) error
return nil
}
func (c *remoteClient) DeleteUploadSession(ctx context.Context, sessionID string) error {
resp, err := c.httpClient.Request(
"DELETE",
"upload/"+sessionID,
nil,
request.WithContext(ctx),
).CheckHTTPResponse(200).DecodeResponse()
if err != nil {
return err
}
if resp.Code != 0 {
return serializer.NewErrorFromResponse(resp)
}
return nil
}
func (c *remoteClient) CreateUploadSession(ctx context.Context, session *serializer.UploadSession, ttl int64) error {
reqBodyEncoded, err := json.Marshal(map[string]interface{}{
"session": session,

37
pkg/filesystem/driver/remote/handler.go
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@ -6,7 +6,6 @@ import (
"encoding/json"
"errors"
"fmt"
"net/http"
"net/url"
"path"
"strings"
@ -26,10 +25,11 @@ type Driver struct {
Policy *model.Policy
AuthInstance auth.Auth
client Client
uploadClient Client
}
// NewDriver initializes a new Driver from policy
// TODO: refactor all method into upload client
func NewDriver(policy *model.Policy) (*Driver, error) {
client, err := NewClient(policy)
if err != nil {
@ -40,7 +40,7 @@ func NewDriver(policy *model.Policy) (*Driver, error) {
Policy: policy,
Client: request.NewClient(),
AuthInstance: auth.HMACAuth{[]byte(policy.SecretKey)},
client: client,
uploadClient: client,
}, nil
}
@ -153,7 +153,7 @@ func (handler *Driver) Get(ctx context.Context, path string) (response.RSCloser,
func (handler *Driver) Put(ctx context.Context, file fsctx.FileHeader) error {
defer file.Close()
return handler.client.Upload(ctx, file)
return handler.uploadClient.Upload(ctx, file)
}
// Delete 删除一个或多个文件，
@ -281,12 +281,12 @@ func (handler *Driver) Token(ctx context.Context, ttl int64, uploadSession *seri
// 在从机端创建上传会话
uploadSession.Callback = apiURL.String()
if err := handler.client.CreateUploadSession(ctx, uploadSession, ttl); err != nil {
if err := handler.uploadClient.CreateUploadSession(ctx, uploadSession, ttl); err != nil {
return nil, err
}
// 获取上传地址
uploadURL, sign, err := handler.client.GetUploadURL(ttl, uploadSession.Key)
uploadURL, sign, err := handler.uploadClient.GetUploadURL(ttl, uploadSession.Key)
if err != nil {
return nil, fmt.Errorf("failed to sign upload url: %w", err)
}
@ -299,30 +299,7 @@ func (handler *Driver) Token(ctx context.Context, ttl int64, uploadSession *seri
}, nil
}
func (handler *Driver) getUploadCredential(ctx context.Context, policy serializer.UploadPolicy, TTL int64) (serializer.UploadCredential, error) {
policyEncoded, err := policy.EncodeUploadPolicy()
if err != nil {
return serializer.UploadCredential{}, err
}
// 签名上传策略
uploadRequest, _ := http.NewRequest("POST", "/api/v3/slave/upload", nil)
uploadRequest.Header = map[string][]string{
"X-Cr-Policy": {policyEncoded},
"X-Cr-Overwrite": {"false"},
}
auth.SignRequest(handler.AuthInstance, uploadRequest, TTL)
if credential, ok := uploadRequest.Header["Authorization"]; ok && len(credential) == 1 {
return serializer.UploadCredential{
Token: credential[0],
Policy: policyEncoded,
}, nil
}
return serializer.UploadCredential{}, errors.New("无法签名上传策略")
}
// 取消上传凭证
func (handler *Driver) CancelToken(ctx context.Context, uploadSession *serializer.UploadSession) error {
return nil
return handler.uploadClient.DeleteUploadSession(ctx, uploadSession.Key)
}

86
routers/controllers/slave.go
Unescape View File

@ -28,77 +28,6 @@ func SlaveUpload(c *gin.Context) {
} else {
c.JSON(200, ErrorResponse(err))
}
//// 创建上下文
//ctx, cancel := context.WithCancel(context.Background())
//ctx = context.WithValue(ctx, fsctx.GinCtx, c)
//defer cancel()
//
//// 创建匿名文件系统
//fs, err := filesystem.NewAnonymousFileSystem()
//if err != nil {
// c.JSON(200, serializer.Err(serializer.CodePolicyNotAllowed, err.Error(), err))
// return
//}
//fs.Handler = local.Driver{}
//
//// 从请求中取得上传策略
//uploadPolicyRaw := c.GetHeader("X-Cr-Policy")
//if uploadPolicyRaw == "" {
// c.JSON(200, serializer.ParamErr("未指定上传策略", nil))
// return
//}
//
//// 解析上传策略
//uploadPolicy, err := serializer.DecodeUploadPolicy(uploadPolicyRaw)
//if err != nil {
// c.JSON(200, serializer.ParamErr("上传策略格式有误", err))
// return
//}
//ctx = context.WithValue(ctx, fsctx.UploadPolicyCtx, *uploadPolicy)
//
//// 取得文件大小
//fileSize, err := strconv.ParseUint(c.Request.Header.Get("Content-Length"), 10, 64)
//if err != nil {
// c.JSON(200, ErrorResponse(err))
// return
//}
//
//// 解码文件名和路径
//fileName, err := url.QueryUnescape(c.Request.Header.Get("X-Cr-FileName"))
//if err != nil {
// c.JSON(200, ErrorResponse(err))
// return
//}
//
//fileData := fsctx.FileStream{
// MIMEType: c.Request.Header.Get("Content-Type"),
// File: c.Request.Body,
// Name: fileName,
// Size: fileSize,
//}
//
//// 给文件系统分配钩子
//fs.Use("BeforeUpload", filesystem.HookSlaveUploadValidate)
//fs.Use("AfterUploadCanceled", filesystem.HookDeleteTempFile)
//fs.Use("AfterUpload", filesystem.SlaveAfterUpload)
//fs.Use("AfterValidateFailed", filesystem.HookDeleteTempFile)
//
////// 是否允许覆盖
////if c.Request.Header.Get("X-Cr-Overwrite") == "false" {
//// fileData.Mode = fsctx.Create
////}
//
//// 执行上传
//err = fs.LocalUpload(ctx, &fileData)
//if err != nil {
// c.JSON(200, serializer.Err(serializer.CodeUploadFailed, err.Error(), err))
// return
//}
//
//c.JSON(200, serializer.Response{
// Code: 0,
//})
}
// SlaveGetUploadSession 从机创建上传会话
@ -116,6 +45,21 @@ func SlaveGetUploadSession(c *gin.Context) {
}
}
// SlaveDeleteUploadSession 从机删除上传会话
func SlaveDeleteUploadSession(c *gin.Context) {
// 创建上下文
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
var service explorer.UploadSessionService
if err := c.ShouldBindUri(&service); err == nil {
res := service.SlaveDelete(ctx, c)
c.JSON(200, res)
} else {
c.JSON(200, ErrorResponse(err))
}
}
// SlaveDownload 从机文件下载,此请求返回的HTTP状态码不全为200
func SlaveDownload(c *gin.Context) {
// 创建上下文

10
routers/router.go
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@ -46,9 +46,15 @@ func InitSlaveRouter() *gin.Engine {
// 接收主机心跳包
v3.POST("heartbeat", controllers.SlaveHeartbeat)
// 上传
v3.POST("upload/:sessionId", controllers.SlaveUpload)
upload := v3.Group("upload")
{
// 上传分片
upload.POST(":sessionId", controllers.SlaveUpload)
// 创建上传会话上传
v3.PUT("upload", controllers.SlaveGetUploadSession)
upload.PUT("", controllers.SlaveGetUploadSession)
// 删除上传会话
upload.DELETE(":sessionId", controllers.SlaveDeleteUploadSession)
}
// 下载
v3.GET("download/:speed/:path/:name", controllers.SlaveDownload)
// 预览 / 外链

24
service/explorer/upload.go
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@ -230,7 +230,7 @@ func (service *UploadSessionService) Delete(ctx context.Context, c *gin.Context)
// 查找需要删除的上传会话的占位文件
file, err := model.GetFilesByUploadSession(service.ID, fs.User.ID)
if err != nil {
return serializer.Err(serializer.CodeUploadSessionExpired, "LocalUpload session file placeholder not exist", err)
return serializer.Err(serializer.CodeUploadSessionExpired, "Local Upload session file placeholder not exist", err)
}
// 删除文件
@ -241,6 +241,28 @@ func (service *UploadSessionService) Delete(ctx context.Context, c *gin.Context)
return serializer.Response{}
}
// SlaveDelete 从机删除指定上传会话
func (service *UploadSessionService) SlaveDelete(ctx context.Context, c *gin.Context) serializer.Response {
// 创建文件系统
fs, err := filesystem.NewAnonymousFileSystem()
if err != nil {
return serializer.Err(serializer.CodePolicyNotAllowed, err.Error(), err)
}
defer fs.Recycle()
session, ok := cache.Get(filesystem.UploadSessionCachePrefix + service.ID)
if !ok {
return serializer.Err(serializer.CodeUploadSessionExpired, "Slave Upload session file placeholder not exist", nil)
}
if _, err := fs.Handler.Delete(ctx, []string{session.(serializer.UploadSession).SavePath}); err != nil {
return serializer.Err(serializer.CodeInternalSetting, "Failed to delete temp file", err)
}
cache.Deletes([]string{service.ID}, filesystem.UploadSessionCachePrefix)
return serializer.Response{}
}
// DeleteAllUploadSession 删除当前用户的全部上传绘会话
func DeleteAllUploadSession(ctx context.Context, c *gin.Context) serializer.Response {
// 创建文件系统

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