init

pkg/task/slavetask/transfer.go

@@ -0,0 +1,138 @@
+package slavetask
+
+import (
+	"context"
+	"os"
+
+	model "github.com/cloudreve/Cloudreve/v3/models"
+	"github.com/cloudreve/Cloudreve/v3/pkg/cluster"
+	"github.com/cloudreve/Cloudreve/v3/pkg/filesystem"
+	"github.com/cloudreve/Cloudreve/v3/pkg/filesystem/fsctx"
+	"github.com/cloudreve/Cloudreve/v3/pkg/mq"
+	"github.com/cloudreve/Cloudreve/v3/pkg/serializer"
+	"github.com/cloudreve/Cloudreve/v3/pkg/task"
+	"github.com/cloudreve/Cloudreve/v3/pkg/util"
+)
+
+// TransferTask 文件中转任务
+type TransferTask struct {
+	Err      *task.JobError
+	Req      *serializer.SlaveTransferReq
+	MasterID string
+}
+
+// Props 获取任务属性
+func (job *TransferTask) Props() string {
+	return ""
+}
+
+// Type 获取任务类型
+func (job *TransferTask) Type() int {
+	return 0
+}
+
+// Creator 获取创建者ID
+func (job *TransferTask) Creator() uint {
+	return 0
+}
+
+// Model 获取任务的数据库模型
+func (job *TransferTask) Model() *model.Task {
+	return nil
+}
+
+// SetStatus 设定状态
+func (job *TransferTask) SetStatus(status int) {
+}
+
+// SetError 设定任务失败信息
+func (job *TransferTask) SetError(err *task.JobError) {
+	job.Err = err
+
+}
+
+// SetErrorMsg 设定任务失败信息
+func (job *TransferTask) SetErrorMsg(msg string, err error) {
+	jobErr := &task.JobError{Msg: msg}
+	if err != nil {
+		jobErr.Error = err.Error()
+	}
+
+	job.SetError(jobErr)
+
+	notifyMsg := mq.Message{
+		TriggeredBy: job.MasterID,
+		Event:       serializer.SlaveTransferFailed,
+		Content: serializer.SlaveTransferResult{
+			Error: err.Error(),
+		},
+	}
+
+	if err := cluster.DefaultController.SendNotification(job.MasterID, job.Req.Hash(job.MasterID), notifyMsg); err != nil {
+		util.Log().Warning("Failed to send transfer failure notification to master node: %s", err)
+	}
+}
+
+// GetError 返回任务失败信息
+func (job *TransferTask) GetError() *task.JobError {
+	return job.Err
+}
+
+// Do 开始执行任务
+func (job *TransferTask) Do() {
+	fs, err := filesystem.NewAnonymousFileSystem()
+	if err != nil {
+		job.SetErrorMsg("Failed to initialize anonymous filesystem.", err)
+		return
+	}
+
+	fs.Policy = job.Req.Policy
+	if err := fs.DispatchHandler(); err != nil {
+		job.SetErrorMsg("Failed to dispatch policy.", err)
+		return
+	}
+
+	master, err := cluster.DefaultController.GetMasterInfo(job.MasterID)
+	if err != nil {
+		job.SetErrorMsg("Cannot found master node ID.", err)
+		return
+	}
+
+	fs.SwitchToShadowHandler(master.Instance, master.URL.String(), master.ID)
+	file, err := os.Open(util.RelativePath(job.Req.Src))
+	if err != nil {
+		job.SetErrorMsg("Failed to read source file.", err)
+		return
+	}
+
+	defer file.Close()
+
+	// 获取源文件大小
+	fi, err := file.Stat()
+	if err != nil {
+		job.SetErrorMsg("Failed to get source file size.", err)
+		return
+	}
+
+	size := fi.Size()
+
+	err = fs.Handler.Put(context.Background(), &fsctx.FileStream{
+		File:     file,
+		SavePath: job.Req.Dst,
+		Size:     uint64(size),
+	})
+	if err != nil {
+		job.SetErrorMsg("Upload failed.", err)
+		return
+	}
+
+	msg := mq.Message{
+		TriggeredBy: job.MasterID,
+		Event:       serializer.SlaveTransferSuccess,
+		Content:     serializer.SlaveTransferResult{},
+	}
+
+	if err := cluster.DefaultController.SendNotification(job.MasterID, job.Req.Hash(job.MasterID), msg); err != nil {
+		util.Log().Warning("Failed to send transfer success notification to master node: %s", err)
+	}
+}