From e10f04c5e36109c2e58d667c4b6ec054cbdd51be Mon Sep 17 00:00:00 2001
From: Quentin <quentin@deuxfleurs.fr>
Date: Sat, 20 Nov 2021 13:42:20 +0100
Subject: It seems to work

---
 sftp/allocator.go      |  3 +--
 sftp/packet_manager.go |  3 +--
 sftp/server.go         | 34 +++++++++++++++-------------------
 3 files changed, 17 insertions(+), 23 deletions(-)

(limited to 'sftp')

diff --git a/sftp/allocator.go b/sftp/allocator.go
index fc1b6f0..5ae2145 100644
--- a/sftp/allocator.go
+++ b/sftp/allocator.go
@@ -2,7 +2,7 @@ package sftp
 
 /*
   Imported from: https://github.com/pkg/sftp
- */
+*/
 
 import (
 	"sync"
@@ -98,4 +98,3 @@ func (a *allocator) isRequestOrderIDUsed(requestOrderID uint32) bool {
 	_, ok := a.used[requestOrderID]
 	return ok
 }
-
diff --git a/sftp/packet_manager.go b/sftp/packet_manager.go
index 5aeb72b..59b1ed1 100644
--- a/sftp/packet_manager.go
+++ b/sftp/packet_manager.go
@@ -2,7 +2,7 @@ package sftp
 
 /*
   Imported from: https://github.com/pkg/sftp
- */
+*/
 
 import (
 	"encoding"
@@ -218,4 +218,3 @@ func (s *packetManager) maybeSendPackets() {
 // 	}
 // 	return res
 // }
-
diff --git a/sftp/server.go b/sftp/server.go
index 51db31a..be9f70a 100644
--- a/sftp/server.go
+++ b/sftp/server.go
@@ -4,12 +4,12 @@ package sftp
 
 import (
 	"context"
-	"log"
 	"encoding"
 	"errors"
 	"fmt"
 	"io"
 	"io/ioutil"
+	"log"
 	"os"
 	"strconv"
 	"sync"
@@ -21,7 +21,7 @@ import (
 
 const (
 	// SftpServerWorkerCount defines the number of workers for the SFTP server
-	SftpServerWorkerCount = 8
+	SftpServerWorkerCount = 1
 )
 
 // Server is an SSH File Transfer Protocol (sftp) server.
@@ -194,7 +194,7 @@ func handlePacket(s *Server, p orderedRequest) error {
 	case *sshFxpLstatPacket:
 		log.Println("pkt: lstat: ", p.Path)
 		// stat the requested file
-		info, err := os.Lstat(toLocalPath(p.Path))
+		info, err := s.fs.Stat(s.ctx, p.Path)
 		rpkt = &sshFxpStatResponse{
 			ID:   p.ID,
 			info: info,
@@ -219,43 +219,39 @@ func handlePacket(s *Server, p orderedRequest) error {
 		}
 	case *sshFxpMkdirPacket:
 		log.Println("pkt: mkdir: ", p.Path)
-		err := os.Mkdir(toLocalPath(p.Path), 0755)
+		err := s.fs.Mkdir(s.ctx, p.Path, 0755)
 		rpkt = statusFromError(p.ID, err)
 	case *sshFxpRmdirPacket:
 		log.Println("pkt: rmdir: ", p.Path)
-		err := os.Remove(toLocalPath(p.Path))
+		err := s.fs.RemoveAll(s.ctx, p.Path)
 		rpkt = statusFromError(p.ID, err)
 	case *sshFxpRemovePacket:
 		log.Println("pkt: rm: ", p.Filename)
-		err := os.Remove(toLocalPath(p.Filename))
+		err := s.fs.RemoveAll(s.ctx, p.Filename)
 		rpkt = statusFromError(p.ID, err)
 	case *sshFxpRenamePacket:
 		log.Println("pkt: rename: ", p.Oldpath, ", ", p.Newpath)
-		err := os.Rename(toLocalPath(p.Oldpath), toLocalPath(p.Newpath))
+		err := s.fs.Rename(s.ctx, p.Oldpath, p.Newpath)
 		rpkt = statusFromError(p.ID, err)
 	case *sshFxpSymlinkPacket:
 		log.Println("pkt: ln -s: ", p.Targetpath, ", ", p.Linkpath)
-		err := os.Symlink(toLocalPath(p.Targetpath), toLocalPath(p.Linkpath))
+		err := s.fs.Rename(s.ctx, p.Targetpath, p.Linkpath)
 		rpkt = statusFromError(p.ID, err)
 	case *sshFxpClosePacket:
 		log.Println("pkt: close handle: ", p.Handle)
 		rpkt = statusFromError(p.ID, s.closeHandle(p.Handle))
 	case *sshFxpReadlinkPacket:
-		log.Println("pkt: read: ", p.Path)
-		f, err := os.Readlink(toLocalPath(p.Path))
+		log.Println("pkt: readlink: ", p.Path)
 		rpkt = &sshFxpNamePacket{
 			ID: p.ID,
 			NameAttrs: []*sshFxpNameAttr{
 				{
-					Name:     f,
-					LongName: f,
+					Name:     p.Path,
+					LongName: p.Path,
 					Attrs:    emptyFileStat,
 				},
 			},
 		}
-		if err != nil {
-			rpkt = statusFromError(p.ID, err)
-		}
 	case *sshFxpRealpathPacket:
 		log.Println("pkt: absolute path: ", p.Path)
 		f := s3.NewS3Path(p.Path).Path
@@ -288,7 +284,7 @@ func handlePacket(s *Server, p orderedRequest) error {
 	case *sshFxpReadPacket:
 		var err error = EBADF
 		f, ok := s.getHandle(p.Handle)
-		log.Println("pkt: read handle: ", p.Handle, f.Path.Path)
+		//log.Println("pkt: read handle: ", p.Handle, f.Path.Path)
 		if ok {
 			err = nil
 			data := p.getDataSlice(s.pktMgr.alloc, orderID)
@@ -309,7 +305,7 @@ func handlePacket(s *Server, p orderedRequest) error {
 		}
 
 	case *sshFxpWritePacket:
-		log.Println("pkt: write handle: ", p.Handle, ", Offset: ", p.Offset)
+		//log.Println("pkt: write handle: ", p.Handle, ", Offset: ", p.Offset)
 		f, ok := s.getHandle(p.Handle)
 		var err error = EBADF
 		if ok {
@@ -324,7 +320,7 @@ func handlePacket(s *Server, p orderedRequest) error {
 			rpkt = p.respond(s)
 		}
 	case serverRespondablePacket:
-		log.Println("pkt: respondable")
+		//log.Println("pkt: respondable")
 		rpkt = p.respond(s)
 	default:
 		return fmt.Errorf("unexpected packet type %T", p)
@@ -477,7 +473,7 @@ func (p *sshFxpOpenPacket) respond(svr *Server) responsePacket {
 }
 
 func (p *sshFxpReaddirPacket) respond(svr *Server) responsePacket {
-	log.Println("pkt: readdir: ", p.Handle)
+	//log.Println("pkt: readdir: ", p.Handle)
 	f, ok := svr.getHandle(p.Handle)
 	if !ok {
 		return statusFromError(p.ID, EBADF)
-- 
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