fix the error message for errors that occur during file transfers

we should special case path errors and replace the fs path with the
virtual path.

Thanks to @nezzzumi for reporting this issue

Signed-off-by: Nicola Murino <nicola.murino@gmail.com>

go.mod

@@ -73,18 +73,18 @@ require (
 	golang.org/x/sys v0.20.0
 	golang.org/x/term v0.20.0
 	golang.org/x/time v0.5.0
-	google.golang.org/api v0.178.0
+	google.golang.org/api v0.179.0
 	gopkg.in/natefinch/lumberjack.v2 v2.2.1
 )
 
 require (
 	cloud.google.com/go v0.113.0 // indirect
-	cloud.google.com/go/auth v0.4.0 // indirect
+	cloud.google.com/go/auth v0.4.1 // indirect
 	cloud.google.com/go/auth/oauth2adapt v0.2.2 // indirect
 	cloud.google.com/go/compute/metadata v0.3.0 // indirect
 	cloud.google.com/go/iam v1.1.8 // indirect
 	filippo.io/edwards25519 v1.1.0 // indirect
-	github.com/Azure/azure-sdk-for-go/sdk/internal v1.7.0 // indirect
+	github.com/Azure/azure-sdk-for-go/sdk/internal v1.8.0 // indirect
 	github.com/ajg/form v1.5.1 // indirect
 	github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.6.2 // indirect
 	github.com/aws/aws-sdk-go-v2/internal/configsources v1.3.5 // indirect
@@ -173,9 +173,9 @@ require (
 	golang.org/x/text v0.15.0 // indirect
 	golang.org/x/tools v0.21.0 // indirect
 	golang.org/x/xerrors v0.0.0-20231012003039-104605ab7028 // indirect
-	google.golang.org/genproto v0.0.0-20240506185236-b8a5c65736ae // indirect
-	google.golang.org/genproto/googleapis/api v0.0.0-20240506185236-b8a5c65736ae // indirect
-	google.golang.org/genproto/googleapis/rpc v0.0.0-20240506185236-b8a5c65736ae // indirect
+	google.golang.org/genproto v0.0.0-20240509183442-62759503f434 // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20240509183442-62759503f434 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20240509183442-62759503f434 // indirect
 	google.golang.org/grpc v1.63.2 // indirect
 	google.golang.org/protobuf v1.34.1 // indirect
 	gopkg.in/ini.v1 v1.67.0 // indirect
@@ -183,7 +183,7 @@ require (
 )
 
 replace (
-	github.com/fclairamb/ftpserverlib => github.com/drakkan/ftpserverlib v0.0.0-20240502162317-7bc57ede068a
+	github.com/fclairamb/ftpserverlib => github.com/drakkan/ftpserverlib v0.0.0-20240510125431-4617586dfa1c
 	github.com/jlaffaye/ftp => github.com/drakkan/ftp v0.0.0-20240430173938-7ba8270c8e7f
 	github.com/robfig/cron/v3 => github.com/drakkan/cron/v3 v3.0.0-20230222140221-217a1e4d96c0
 	golang.org/x/crypto => github.com/drakkan/crypto v0.0.0-20240509175024-33071fb6437f

go.sum

@@ -1,8 +1,8 @@
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 cloud.google.com/go v0.113.0 h1:g3C70mn3lWfckKBiCVsAshabrDg01pQ0pnX1MNtnMkA=
 cloud.google.com/go v0.113.0/go.mod h1:glEqlogERKYeePz6ZdkcLJ28Q2I6aERgDDErBg9GzO8=
-cloud.google.com/go/auth v0.4.0 h1:vcJWEguhY8KuiHoSs/udg1JtIRYm3YAWPBE1moF1m3U=
-cloud.google.com/go/auth v0.4.0/go.mod h1:tO/chJN3obc5AbRYFQDsuFbL4wW5y8LfbPtDCfgwOVE=
+cloud.google.com/go/auth v0.4.1 h1:Z7YNIhlWRtrnKlZke7z3GMqzvuYzdc2z98F9D1NV5Hg=
+cloud.google.com/go/auth v0.4.1/go.mod h1:QVBuVEKpCn4Zp58hzRGvL0tjRGU0YqdRTdCHM1IHnro=
 cloud.google.com/go/auth/oauth2adapt v0.2.2 h1:+TTV8aXpjeChS9M+aTtN/TjdQnzJvmzKFt//oWu7HX4=
 cloud.google.com/go/auth/oauth2adapt v0.2.2/go.mod h1:wcYjgpZI9+Yu7LyYBg4pqSiaRkfEK3GQcpb7C/uyF1Q=
 cloud.google.com/go/compute/metadata v0.3.0 h1:Tz+eQXMEqDIKRsmY3cHTL6FVaynIjX2QxYC4trgAKZc=
@@ -20,8 +20,8 @@ github.com/Azure/azure-sdk-for-go/sdk/azcore v1.11.1 h1:E+OJmp2tPvt1W+amx48v1eqb
 github.com/Azure/azure-sdk-for-go/sdk/azcore v1.11.1/go.mod h1:a6xsAQUZg+VsS3TJ05SRp524Hs4pZ/AeFSr5ENf0Yjo=
 github.com/Azure/azure-sdk-for-go/sdk/azidentity v1.5.1 h1:sO0/P7g68FrryJzljemN+6GTssUXdANk6aJ7T1ZxnsQ=
 github.com/Azure/azure-sdk-for-go/sdk/azidentity v1.5.1/go.mod h1:h8hyGFDsU5HMivxiS2iYFZsgDbU9OnnJ163x5UGVKYo=
-github.com/Azure/azure-sdk-for-go/sdk/internal v1.7.0 h1:rTfKOCZGy5ViVrlA74ZPE99a+SgoEE2K/yg3RyW9dFA=
-github.com/Azure/azure-sdk-for-go/sdk/internal v1.7.0/go.mod h1:4OG6tQ9EOP/MT0NMjDlRzWoVFxfu9rN9B2X+tlSVktg=
+github.com/Azure/azure-sdk-for-go/sdk/internal v1.8.0 h1:jBQA3cKT4L2rWMpgE7Yt3Hwh2aUj8KXjIGLxjHeYNNo=
+github.com/Azure/azure-sdk-for-go/sdk/internal v1.8.0/go.mod h1:4OG6tQ9EOP/MT0NMjDlRzWoVFxfu9rN9B2X+tlSVktg=
 github.com/Azure/azure-sdk-for-go/sdk/resourcemanager/storage/armstorage v1.5.0 h1:AifHbc4mg0x9zW52WOpKbsHaDKuRhlI7TVl47thgQ70=
 github.com/Azure/azure-sdk-for-go/sdk/resourcemanager/storage/armstorage v1.5.0/go.mod h1:T5RfihdXtBDxt1Ch2wobif3TvzTdumDy29kahv6AV9A=
 github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v1.3.2 h1:YUUxeiOWgdAQE3pXt2H7QXzZs0q8UBjgRbl56qo8GYM=
@@ -116,8 +116,8 @@ github.com/drakkan/crypto v0.0.0-20240509175024-33071fb6437f h1:4+0I7deWH0/8dTS1
 github.com/drakkan/crypto v0.0.0-20240509175024-33071fb6437f/go.mod h1:CKFgDieR+mRhux2Lsu27y0fO304Db0wZe70UKqHu0v8=
 github.com/drakkan/ftp v0.0.0-20240430173938-7ba8270c8e7f h1:S9JUlrOzjK58UKoLqqb40YLyVlt0bcIFtYrvnanV3zc=
 github.com/drakkan/ftp v0.0.0-20240430173938-7ba8270c8e7f/go.mod h1:4p8lUl4vQ80L598CygL+3IFtm+3nggvvW/palOlViwE=
-github.com/drakkan/ftpserverlib v0.0.0-20240502162317-7bc57ede068a h1:IULpJkoPn+DlpbF0owSZDao1yCFuOaDrSnIEpvdxXM8=
-github.com/drakkan/ftpserverlib v0.0.0-20240502162317-7bc57ede068a/go.mod h1:+9afJRWESpCq4/O8Vr00Q2jfinRxP6PiCpXph6CgGuc=
+github.com/drakkan/ftpserverlib v0.0.0-20240510125431-4617586dfa1c h1:cO3eqB2Bjv8WM8HUDfajAt3bFFGj6FUQ2eIxsxVvyC8=
+github.com/drakkan/ftpserverlib v0.0.0-20240510125431-4617586dfa1c/go.mod h1:+9afJRWESpCq4/O8Vr00Q2jfinRxP6PiCpXph6CgGuc=
 github.com/drakkan/webdav v0.0.0-20240503091431-218ec83910bb h1:067/Uo8cfeY7QC0yzWCr/RImuNcM0rLWAsBUyMks59o=
 github.com/drakkan/webdav v0.0.0-20240503091431-218ec83910bb/go.mod h1:zOVb1QDhwwqWn2L2qZ0U3swMSO4GTSNyIwXCGO/UGWE=
 github.com/eikenb/pipeat v0.0.0-20210730190139-06b3e6902001 h1:/ZshrfQzayqRSBDodmp3rhNCHJCff+utvgBuWRbiqu4=
@@ -509,19 +509,19 @@ golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8T
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20231012003039-104605ab7028 h1:+cNy6SZtPcJQH3LJVLOSmiC7MMxXNOb3PU/VUEz+EhU=
 golang.org/x/xerrors v0.0.0-20231012003039-104605ab7028/go.mod h1:NDW/Ps6MPRej6fsCIbMTohpP40sJ/P/vI1MoTEGwX90=
-google.golang.org/api v0.178.0 h1:yoW/QMI4bRVCHF+NWOTa4cL8MoWL3Jnuc7FlcFF91Ok=
-google.golang.org/api v0.178.0/go.mod h1:84/k2v8DFpDRebpGcooklv/lais3MEfqpaBLA12gl2U=
+google.golang.org/api v0.179.0 h1:QyHDLm/HqM7ysaHgGO0wu7P4NbwbimnOoKxu5Cfdx8s=
+google.golang.org/api v0.179.0/go.mod h1:51AiyoEg1MJPSZ9zvklA8VnRILPXxn1iVen9v25XHAE=
 google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
 google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
 google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc=
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
-google.golang.org/genproto v0.0.0-20240506185236-b8a5c65736ae h1:HjgkYCl6cWQEKSHkpUp4Q8VB74swzyBwTz1wtTzahm0=
-google.golang.org/genproto v0.0.0-20240506185236-b8a5c65736ae/go.mod h1:i4np6Wrjp8EujFAUn0CM0SH+iZhY1EbrfzEIJbFkHFM=
-google.golang.org/genproto/googleapis/api v0.0.0-20240506185236-b8a5c65736ae h1:AH34z6WAGVNkllnKs5raNq3yRq93VnjBG6rpfub/jYk=
-google.golang.org/genproto/googleapis/api v0.0.0-20240506185236-b8a5c65736ae/go.mod h1:FfiGhwUm6CJviekPrc0oJ+7h29e+DmWU6UtjX0ZvI7Y=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20240506185236-b8a5c65736ae h1:c55+MER4zkBS14uJhSZMGGmya0yJx5iHV4x/fpOSNRk=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20240506185236-b8a5c65736ae/go.mod h1:I7Y+G38R2bu5j1aLzfFmQfTcU/WnFuqDwLZAbvKTKpM=
+google.golang.org/genproto v0.0.0-20240509183442-62759503f434 h1:+PQKEGakpJad0y8bF9UJlgg4dO2U5H+cydccJNjzkww=
+google.golang.org/genproto v0.0.0-20240509183442-62759503f434/go.mod h1:i4np6Wrjp8EujFAUn0CM0SH+iZhY1EbrfzEIJbFkHFM=
+google.golang.org/genproto/googleapis/api v0.0.0-20240509183442-62759503f434 h1:OpXbo8JnN8+jZGPrL4SSfaDjSCjupr8lXyBAbexEm/U=
+google.golang.org/genproto/googleapis/api v0.0.0-20240509183442-62759503f434/go.mod h1:FfiGhwUm6CJviekPrc0oJ+7h29e+DmWU6UtjX0ZvI7Y=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20240509183442-62759503f434 h1:umK/Ey0QEzurTNlsV3R+MfxHAb78HCEX/IkuR+zH4WQ=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20240509183442-62759503f434/go.mod h1:I7Y+G38R2bu5j1aLzfFmQfTcU/WnFuqDwLZAbvKTKpM=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
 google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY=

internal/common/connection.go

@@ -18,6 +18,7 @@ import (
 	"errors"
 	"fmt"
 	"io"
+	"io/fs"
 	"os"
 	"path"
 	"strings"
@@ -1739,9 +1740,10 @@ func (c *BaseConnection) GetGenericError(err error) error {
 			return fmt.Errorf("%w: %v", sftp.ErrSSHFxFailure, err.Error())
 		}
 		if err != nil {
-			if e, ok := err.(*os.PathError); ok {
-				c.Log(logger.LevelError, "generic path error: %+v", e)
-				return fmt.Errorf("%w: %v %v", sftp.ErrSSHFxFailure, e.Op, e.Err.Error())
+			var pathError *fs.PathError
+			if errors.As(err, &pathError) {
+				c.Log(logger.LevelError, "generic path error: %+v", pathError)
+				return fmt.Errorf("%w: %v %v", sftp.ErrSSHFxFailure, pathError.Op, pathError.Err.Error())
 			}
 			c.Log(logger.LevelError, "generic error: %+v", err)
 			return fmt.Errorf("%w: %v", sftp.ErrSSHFxFailure, ErrGenericFailure.Error())

internal/common/transfer.go

@@ -16,6 +16,8 @@ package common
 
 import (
 	"errors"
+	"fmt"
+	"io/fs"
 	"path"
 	"sync"
 	"sync/atomic"
@@ -226,6 +228,10 @@ func (t *BaseTransfer) ConvertError(err error) error {
 	} else if t.Fs.IsPermission(err) {
 		return t.Connection.GetPermissionDeniedError()
 	}
+	var pathError *fs.PathError
+	if errors.As(err, &pathError) {
+		return fmt.Errorf("%s %s: %s", pathError.Op, t.GetVirtualPath(), pathError.Err.Error())
+	}
 	return err
 }
 

internal/common/transfer_test.go

@@ -16,6 +16,7 @@ package common
 
 import (
 	"errors"
+	"fmt"
 	"os"
 	"path/filepath"
 	"testing"
@@ -226,6 +227,13 @@ func TestTransferErrors(t *testing.T) {
 	conn := NewBaseConnection("id", ProtocolSFTP, "", "", u)
 	transfer := NewBaseTransfer(file, conn, nil, testFile, testFile, "/transfer_test_file", TransferUpload,
 		0, 0, 0, 0, true, fs, dataprovider.TransferQuota{})
+	pathError := &os.PathError{
+		Op:   "test",
+		Path: testFile,
+		Err:  os.ErrInvalid,
+	}
+	err = transfer.ConvertError(pathError)
+	assert.EqualError(t, err, fmt.Sprintf("%s %s: %s", pathError.Op, "/transfer_test_file", pathError.Err.Error()))
 	err = transfer.ConvertError(os.ErrNotExist)
 	assert.ErrorIs(t, err, sftp.ErrSSHFxNoSuchFile)
 	err = transfer.ConvertError(os.ErrPermission)