Fix sftp performances and add seaweedfs all-in-one deployment (#6792)

* improve perfs & fix rclone & refactoring
Signed-off-by: Mohamed Sekour <mohamed.sekour@exfo.com>

* improve perfs on download + add seaweedfs all-in-one deployment

Signed-off-by: Mohamed Sekour <mohamed.sekour@exfo.com>

* use helper for topologySpreadConstraints and fix create home dir of sftp users

Signed-off-by: Mohamed Sekour <mohamed.sekour@exfo.com>

* fix helm lint

Signed-off-by: Mohamed Sekour <mohamed.sekour@exfo.com>

* add missing ctx param

Signed-off-by: Mohamed Sekour <mohamed.sekour@exfo.com>

---------

Signed-off-by: Mohamed Sekour <mohamed.sekour@exfo.com>

weed/sftpd/sftp_server.go

@@ -2,12 +2,18 @@
 package sftpd
 
 import (
+	"context"
+	"fmt"
 	"io"
+	"os"
+	"time"
 
 	"github.com/pkg/sftp"
+	"github.com/seaweedfs/seaweedfs/weed/glog"
 	"github.com/seaweedfs/seaweedfs/weed/pb"
-	"github.com/seaweedfs/seaweedfs/weed/sftpd/auth"
+	filer_pb "github.com/seaweedfs/seaweedfs/weed/pb/filer_pb"
 	"github.com/seaweedfs/seaweedfs/weed/sftpd/user"
+	"github.com/seaweedfs/seaweedfs/weed/util"
 	"google.golang.org/grpc"
 )
 
@@ -17,16 +23,10 @@ type SftpServer struct {
 	dataCenter     string
 	filerGroup     string
 	user           *user.User
-	authManager    *auth.Manager
 }
 
 // NewSftpServer constructs the server.
 func NewSftpServer(filerAddr pb.ServerAddress, grpcDialOption grpc.DialOption, dataCenter, filerGroup string, user *user.User) SftpServer {
-	// Create a file system helper for the auth manager
-	fsHelper := NewFileSystemHelper(filerAddr, grpcDialOption, dataCenter, filerGroup)
-
-	// Create an auth manager for permission checking
-	authManager := auth.NewManager(nil, fsHelper, []string{})
 
 	return SftpServer{
 		filerAddr:      filerAddr,
@@ -34,7 +34,6 @@ func NewSftpServer(filerAddr pb.ServerAddress, grpcDialOption grpc.DialOption, d
 		dataCenter:     dataCenter,
 		filerGroup:     filerGroup,
 		user:           user,
-		authManager:    authManager,
 	}
 }
 
@@ -57,3 +56,51 @@ func (fs *SftpServer) Filecmd(req *sftp.Request) error {
 func (fs *SftpServer) Filelist(req *sftp.Request) (sftp.ListerAt, error) {
 	return fs.listDir(req)
 }
+
+// EnsureHomeDirectory creates the user's home directory if it doesn't exist
+func (fs *SftpServer) EnsureHomeDirectory() error {
+	if fs.user.HomeDir == "" {
+		return fmt.Errorf("user has no home directory configured")
+	}
+
+	glog.V(0).Infof("Ensuring home directory exists for user %s: %s", fs.user.Username, fs.user.HomeDir)
+
+	// Check if home directory already exists
+	entry, err := fs.getEntry(fs.user.HomeDir)
+	if err == nil && entry != nil {
+		// Directory exists, just ensure proper ownership
+		if entry.Attributes.Uid != fs.user.Uid || entry.Attributes.Gid != fs.user.Gid {
+			dir, _ := util.FullPath(fs.user.HomeDir).DirAndName()
+			entry.Attributes.Uid = fs.user.Uid
+			entry.Attributes.Gid = fs.user.Gid
+			return fs.updateEntry(dir, entry)
+		}
+		return nil
+	}
+
+	// Skip permission check for home directory creation
+	// This is a special case where we want to create the directory regardless
+	dir, name := util.FullPath(fs.user.HomeDir).DirAndName()
+
+	// Create the directory with proper permissions using filer_pb.Mkdir
+	err = filer_pb.Mkdir(context.Background(), fs, dir, name, func(entry *filer_pb.Entry) {
+		mode := uint32(0700 | os.ModeDir) // Default to private permissions for home dirs
+		entry.Attributes.FileMode = mode
+		entry.Attributes.Uid = fs.user.Uid
+		entry.Attributes.Gid = fs.user.Gid
+		now := time.Now().Unix()
+		entry.Attributes.Crtime = now
+		entry.Attributes.Mtime = now
+		if entry.Extended == nil {
+			entry.Extended = make(map[string][]byte)
+		}
+		entry.Extended["creator"] = []byte(fs.user.Username)
+	})
+
+	if err != nil {
+		return fmt.Errorf("failed to create home directory: %v", err)
+	}
+
+	glog.V(0).Infof("Successfully created home directory for user %s: %s", fs.user.Username, fs.user.HomeDir)
+	return nil
+}