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transfer_test.go
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transfer_test.go
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package ftpserver
import (
"bytes"
"crypto/sha256"
"crypto/tls"
"encoding/hex"
"fmt"
"io"
"math/rand"
"net"
"os"
"path/filepath"
"runtime"
"strconv"
"strings"
"testing"
"time"
lognoop "github.com/fclairamb/go-log/noop"
"github.com/secsy/goftp"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func getABORCmd() string {
runes := []rune{}
runes = append(runes, rune(242), rune(255))
str := string(runes)
return str + "ABOR"
}
func createTemporaryFile(t *testing.T, targetSize int) *os.File {
t.Helper()
var file *os.File
var fileErr error
file, fileErr = os.CreateTemp("", "ftpserver")
require.NoError(t, fileErr, "Temporary file creation error")
//nolint: gosec
src := rand.New(rand.NewSource(0))
_, err := io.CopyN(file, src, int64(targetSize))
require.NoError(t, err, "Couldn't copy")
t.Cleanup(func() {
err = file.Close()
assert.NoError(t, err, fmt.Sprintf("Problem closing file %#v", file.Name()))
err := os.Remove(file.Name())
require.NoError(t, err, fmt.Sprintf("Problem deleting file %#v", file.Name()))
})
return file
}
func hashFile(t *testing.T, file *os.File) string {
t.Helper()
_, err := file.Seek(0, 0)
require.NoError(t, err, "Couldn't seek")
hashser := sha256.New()
_, err = io.Copy(hashser, file)
require.NoError(t, err, "Couldn't hashUpload")
hash := hex.EncodeToString(hashser.Sum(nil))
_, err = file.Seek(0, 0)
require.NoError(t, err, "Couldn't seek")
return hash
}
func ftpUpload(t *testing.T, ftp *goftp.Client, file io.ReadSeeker, filename string) {
t.Helper()
_, err := file.Seek(0, 0)
require.NoError(t, err, "Couldn't seek")
err = ftp.Store(filename+".tmp", file)
require.NoError(t, err, "Couldn't upload bin")
err = ftp.Rename(filename+".tmp", filename)
require.NoError(t, err, "Can't rename file")
_, err = ftp.Stat(filename)
require.NoError(t, err, "Couldn't get the size of file1.bin")
if stats, err := ftp.Stat(filename); err != nil {
// That's acceptable for now
t.Log("Couldn't stat file:", err)
} else {
found := false
if strings.HasSuffix(stats.Name(), filename) {
found = true
}
if !found {
t.Fatal("STAT: Couldn't find file !")
}
}
}
func ftpDownloadAndHash(t *testing.T, ftp *goftp.Client, filename string) string {
t.Helper()
hasher := sha256.New()
err := ftp.Retrieve(filename, hasher)
require.NoError(t, err, "Couldn't fetch file")
return hex.EncodeToString(hasher.Sum(nil))
}
func ftpDownloadAndHashWithRawConnection(t *testing.T, raw goftp.RawConn, fileName string) string {
t.Helper()
req := require.New(t)
hasher := sha256.New()
dcGetter, err := raw.PrepareDataConn()
req.NoError(err)
returnCode, response, err := raw.SendCommand(fmt.Sprintf("RETR %v", fileName))
require.NoError(t, err)
req.Equal(StatusFileStatusOK, returnCode, response)
dataConn, err := dcGetter()
req.NoError(err)
_, err = io.Copy(hasher, dataConn)
req.NoError(err)
err = dataConn.Close()
req.NoError(err)
returnCode, response, err = raw.ReadResponse()
req.NoError(err)
req.Equal(StatusClosingDataConn, returnCode, response)
return hex.EncodeToString(hasher.Sum(nil))
}
func ftpUploadWithRawConnection(t *testing.T, raw goftp.RawConn, file io.Reader, fileName string, appendFile bool) {
t.Helper()
req := require.New(t)
dcGetter, err := raw.PrepareDataConn()
req.NoError(err)
cmd := "STOR"
if appendFile {
cmd = "APPE"
}
returnCode, response, err := raw.SendCommand(fmt.Sprintf("%v %v", cmd, fileName))
require.NoError(t, err)
require.Equal(t, StatusFileStatusOK, returnCode, response)
dataConn, err := dcGetter()
req.NoError(err)
_, err = io.Copy(dataConn, file)
req.NoError(err)
err = dataConn.Close()
req.NoError(err)
returnCode, response, err = raw.ReadResponse()
req.NoError(err)
assert.Equal(t, StatusClosingDataConn, returnCode, response)
}
func ftpDelete(t *testing.T, ftp *goftp.Client, filename string) {
t.Helper()
err := ftp.Delete(filename)
require.NoError(t, err, "Couldn't delete file "+filename)
err = ftp.Delete(filename)
require.Error(t, err, "Should have had a problem deleting "+filename)
}
func TestTransferIPv6(t *testing.T) {
t.Parallel()
createServer := func() *FtpServer {
server := NewTestServerWithTestDriver(
t,
&TestServerDriver{
Debug: false,
Settings: &Settings{
ActiveTransferPortNon20: true,
ListenAddr: "[::1]:0",
},
},
)
if server == nil {
t.Skip("IPv6 is not supported here")
}
return server
}
t.Run("active", func(t *testing.T) {
t.Parallel()
s := createServer()
testTransferOnConnection(t, s, true, false, false)
})
t.Run("passive", func(t *testing.T) {
t.Parallel()
s := createServer()
testTransferOnConnection(t, s, false, false, false)
})
}
// TestTransfer validates the upload of file in both active and passive mode
func TestTransfer(t *testing.T) {
t.Parallel()
t.Run("without-tls", func(t *testing.T) {
t.Parallel()
server := NewTestServerWithTestDriver(
t,
&TestServerDriver{
Debug: false,
Settings: &Settings{
ActiveTransferPortNon20: true,
},
},
)
testTransferOnConnection(t, server, false, false, false)
testTransferOnConnection(t, server, true, false, false)
})
t.Run("with-tls", func(t *testing.T) {
t.Parallel()
server := NewTestServerWithTestDriver(
t,
&TestServerDriver{
Debug: false,
TLS: true,
Settings: &Settings{
ActiveTransferPortNon20: true,
},
},
)
testTransferOnConnection(t, server, false, true, false)
testTransferOnConnection(t, server, true, true, false)
})
t.Run("with-implicit-tls", func(t *testing.T) {
t.Parallel()
server := NewTestServerWithTestDriver(t, &TestServerDriver{
Debug: false,
TLS: true,
Settings: &Settings{
ActiveTransferPortNon20: true,
TLSRequired: ImplicitEncryption,
},
})
testTransferOnConnection(t, server, false, true, true)
testTransferOnConnection(t, server, true, true, true)
})
}
func testTransferOnConnection(t *testing.T, server *FtpServer, active, enableTLS, implicitTLS bool) {
t.Helper()
conf := goftp.Config{
User: authUser,
Password: authPass,
ActiveTransfers: active,
}
if enableTLS {
conf.TLSConfig = &tls.Config{
//nolint:gosec
InsecureSkipVerify: true,
}
if implicitTLS {
conf.TLSMode = goftp.TLSImplicit
} else {
conf.TLSMode = goftp.TLSExplicit
}
}
client, err := goftp.DialConfig(conf, server.Addr())
require.NoError(t, err, "Couldn't connect")
defer func() { panicOnError(client.Close()) }()
var hashUpload, hashDownload string
{ // We create a 10MB file and upload it
file := createTemporaryFile(t, 10*1024*1024)
hashUpload = hashFile(t, file)
ftpUpload(t, client, file, "file.bin")
}
{ // We download the file we just uploaded
hashDownload = ftpDownloadAndHash(t, client, "file.bin")
ftpDelete(t, client, "file.bin")
}
// We make sure the hashes of the two files match
require.Equal(t, hashUpload, hashDownload, "The two files don't have the same hash")
}
func TestActiveModeDisabled(t *testing.T) {
server := NewTestServerWithTestDriver(t, &TestServerDriver{
Debug: false,
Settings: &Settings{
ActiveTransferPortNon20: true,
DisableActiveMode: true,
},
})
conf := goftp.Config{
User: authUser,
Password: authPass,
ActiveTransfers: true,
}
client, err := goftp.DialConfig(conf, server.Addr())
require.NoError(t, err, "Couldn't connect")
defer func() { panicOnError(client.Close()) }()
file := createTemporaryFile(t, 10*1024)
err = client.Store("file.bin", file)
require.Error(t, err, "active mode is disabled, upload must fail")
require.True(t, strings.Contains(err.Error(), "421-PORT command is disabled"))
}
// TestFailedTransfer validates the handling of failed transfer caused by file access issues
func TestFailedTransfer(t *testing.T) {
server := NewTestServer(t, false)
conf := goftp.Config{
User: authUser,
Password: authPass,
}
client, err := goftp.DialConfig(conf, server.Addr())
require.NoError(t, err, "Couldn't connect")
defer func() { panicOnError(client.Close()) }()
// We create a 1KB file and upload it
file := createTemporaryFile(t, 1*1024)
err = client.Store("/non/existing/path/file.bin", file)
require.Error(t, err, "This upload should have failed")
err = client.Store("file.bin", file)
require.NoError(t, err, "This upload should have succeeded")
}
func TestBogusTransferStart(t *testing.T) {
server := NewTestServer(t, false)
conf := goftp.Config{
User: authUser,
Password: authPass,
}
client, err := goftp.DialConfig(conf, server.Addr())
require.NoError(t, err, "Couldn't connect")
returnCode, err := client.OpenRawConn()
require.NoError(t, err)
defer func() { require.NoError(t, returnCode.Close()) }()
{ // Completely bogus port declaration
status, resp, err := returnCode.SendCommand("PORT something")
require.NoError(t, err)
require.Equal(t, StatusSyntaxErrorParameters, status, resp)
}
{ // Completely bogus port declaration
status, resp, err := returnCode.SendCommand("EPRT something")
require.NoError(t, err)
require.Equal(t, StatusSyntaxErrorParameters, status, resp)
}
{ // Bad port number: 0
status, resp, err := returnCode.SendCommand("EPRT |2|::1|0|")
require.NoError(t, err)
require.Equal(t, StatusSyntaxErrorParameters, status, resp)
}
{ // Bad IP
status, resp, err := returnCode.SendCommand("EPRT |1|253.254.255.256|2000|")
require.NoError(t, err)
require.Equal(t, StatusSyntaxErrorParameters, status, resp)
}
{ // Bad protocol type: 3
status, resp, err := returnCode.SendCommand("EPRT |3|::1|2000|")
require.NoError(t, err)
require.Equal(t, StatusSyntaxErrorParameters, status, resp)
}
{ // good request but unacceptable ip address
status, resp, err := returnCode.SendCommand("EPRT |1|::1|2000|")
require.NoError(t, err)
require.Equal(t, StatusSyntaxErrorParameters, status, resp)
require.Contains(t, resp, "Your request does not meet the configured security requirements")
}
server.settings.ActiveConnectionsCheck = IPMatchDisabled
{ // We end-up on a positive note
status, resp, err := returnCode.SendCommand("EPRT |1|::1|2000|")
require.NoError(t, err)
require.Equal(t, StatusOK, status, resp)
}
}
func TestFailingFileTransfer(t *testing.T) {
t.Parallel()
createClientOnServer := func(t *testing.T) (*goftp.Client, *os.File) {
t.Helper()
driver := &TestServerDriver{
Debug: false,
}
server := NewTestServerWithTestDriver(t, driver)
conf := goftp.Config{
User: authUser,
Password: authPass,
}
file := createTemporaryFile(t, 1*1024)
client, err := goftp.DialConfig(conf, server.Addr())
require.NoError(t, err)
t.Cleanup(func() { panicOnError(client.Close()) })
return client, file
}
t.Run("on write", func(t *testing.T) {
t.Parallel()
c, file := createClientOnServer(t)
err := c.Store("fail-to-write.bin", file)
require.Error(t, err)
require.True(t, strings.Contains(err.Error(), errFailWrite.Error()), err)
})
t.Run("on close", func(t *testing.T) {
t.Parallel()
c, file := createClientOnServer(t)
err := c.Store("fail-to-close.bin", file)
require.Error(t, err)
require.True(t, strings.Contains(err.Error(), errFailClose.Error()), err)
})
t.Run("on seek", func(t *testing.T) {
t.Parallel()
client, _ := createClientOnServer(t)
initialData := []byte("initial data")
appendFile, err := os.CreateTemp("", "ftpserver")
require.NoError(t, err)
_, err = appendFile.Write(initialData)
require.NoError(t, err)
err = client.Store("fail-to-seek.bin", appendFile)
require.NoError(t, err)
err = appendFile.Close()
require.NoError(t, err)
appendFile, err = os.OpenFile(appendFile.Name(), os.O_APPEND|os.O_WRONLY, os.ModePerm)
require.NoError(t, err)
data := []byte("some more data")
_, err = io.Copy(appendFile, bytes.NewReader(data))
require.NoError(t, err)
info, err := appendFile.Stat()
require.NoError(t, err)
require.Equal(t, int64(len(initialData)+len(data)), info.Size())
_, err = client.TransferFromOffset("fail-to-seek.bin", nil, appendFile, int64(len(initialData)))
require.Error(t, err)
require.True(t, strings.Contains(err.Error(), errFailSeek.Error()), err)
err = appendFile.Close()
require.NoError(t, err)
})
t.Run("check for sync", func(t *testing.T) {
t.Parallel()
c, file := createClientOnServer(t)
require.NoError(t, c.Store("ok", file))
})
}
func TestAPPEExistingFile(t *testing.T) {
driver := &TestServerDriver{
Debug: false,
}
server := NewTestServerWithTestDriver(t, driver)
conf := goftp.Config{
User: authUser,
Password: authPass,
}
file := createTemporaryFile(t, 1*1024)
client, err := goftp.DialConfig(conf, server.Addr())
require.NoError(t, err)
defer func() { require.NoError(t, client.Close()) }()
raw, err := client.OpenRawConn()
require.NoError(t, err)
defer func() { require.NoError(t, raw.Close()) }()
_, err = file.Seek(0, io.SeekStart)
require.NoError(t, err)
fileName := filepath.Base(file.Name())
err = client.Store(fileName, file)
require.NoError(t, err)
_, err = file.Seek(0, io.SeekEnd)
require.NoError(t, err)
data := []byte("some more data")
_, err = file.Write(data)
require.NoError(t, err)
_, err = file.Seek(1024, io.SeekStart)
require.NoError(t, err)
ftpUploadWithRawConnection(t, raw, file, fileName, true)
info, err := client.Stat(fileName)
require.NoError(t, err)
require.Equal(t, int64(1024+len(data)), info.Size())
localHash := hashFile(t, file)
remoteHash := ftpDownloadAndHash(t, client, fileName)
require.Equal(t, localHash, remoteHash)
}
func TestAPPENewFile(t *testing.T) {
driver := &TestServerDriver{
Debug: false,
}
server := NewTestServerWithTestDriver(t, driver)
conf := goftp.Config{
User: authUser,
Password: authPass,
}
file := createTemporaryFile(t, 1*1024)
_, err := file.Seek(0, io.SeekStart)
require.NoError(t, err)
client, err := goftp.DialConfig(conf, server.Addr())
require.NoError(t, err)
defer func() { require.NoError(t, client.Close()) }()
raw, err := client.OpenRawConn()
require.NoError(t, err)
defer func() { require.NoError(t, raw.Close()) }()
fileName := filepath.Base(file.Name())
ftpUploadWithRawConnection(t, raw, file, fileName, true)
localHash := hashFile(t, file)
remoteHash := ftpDownloadAndHash(t, client, fileName)
require.Equal(t, localHash, remoteHash)
}
func TestTransfersFromOffset(t *testing.T) {
driver := &TestServerDriver{
Debug: false,
}
server := NewTestServerWithTestDriver(t, driver)
conf := goftp.Config{
User: authUser,
Password: authPass,
}
file := createTemporaryFile(t, 1*1024)
client, err := goftp.DialConfig(conf, server.Addr())
require.NoError(t, err)
defer func() { require.NoError(t, client.Close()) }()
_, err = file.Seek(0, io.SeekStart)
require.NoError(t, err)
err = client.Store("file", file)
require.NoError(t, err)
_, err = file.Seek(0, io.SeekEnd)
require.NoError(t, err)
data := []byte("some more data")
_, err = file.Write(data)
require.NoError(t, err)
_, err = file.Seek(1024, io.SeekStart)
require.NoError(t, err)
_, err = client.TransferFromOffset("file", nil, file, 1024)
require.NoError(t, err)
info, err := client.Stat("file")
require.NoError(t, err)
require.Equal(t, int64(1024+len(data)), info.Size())
localHash := hashFile(t, file)
remoteHash := ftpDownloadAndHash(t, client, "file")
require.Equal(t, localHash, remoteHash)
// finally test a partial RETR
buf := bytes.NewBuffer(nil)
_, err = client.TransferFromOffset("file", buf, nil, 1024)
require.NoError(t, err)
require.Equal(t, string(data), buf.String())
}
func TestBasicABOR(t *testing.T) {
server := NewTestServer(t, false)
conf := goftp.Config{
User: authUser,
Password: authPass,
}
client, err := goftp.DialConfig(conf, server.Addr())
require.NoError(t, err, "Couldn't connect")
defer func() { require.NoError(t, client.Close()) }()
raw, err := client.OpenRawConn()
require.NoError(t, err)
defer func() { require.NoError(t, raw.Close()) }()
returnCode, _, err := raw.SendCommand("EPSV")
require.NoError(t, err)
require.Equal(t, StatusEnteringEPSV, returnCode)
returnCode, _, err = raw.SendCommand(getABORCmd())
require.NoError(t, err)
require.Equal(t, StatusClosingDataConn, returnCode)
// verify we are in sync
returnCode, _, err = raw.SendCommand("NOOP")
require.NoError(t, err)
require.Equal(t, StatusOK, returnCode)
_, err = raw.PrepareDataConn()
require.NoError(t, err)
returnCode, _, err = raw.SendCommand("NLST")
require.NoError(t, err)
require.Equal(t, StatusFileStatusOK, returnCode)
returnCode, _, err = raw.ReadResponse()
require.NoError(t, err)
require.Equal(t, StatusClosingDataConn, returnCode)
// test ABOR cmd without special attention chars
returnCode, _, err = raw.SendCommand("ABOR")
require.NoError(t, err)
require.Equal(t, StatusClosingDataConn, returnCode)
// verify we are in sync
returnCode, _, err = raw.SendCommand("NOOP")
require.NoError(t, err)
require.Equal(t, StatusOK, returnCode)
}
func TestTransferABOR(t *testing.T) {
t.Run("passive-mode", func(t *testing.T) {
server := NewTestServer(t, false)
server.settings.PassiveTransferPortRange = &PortRange{
Start: 49152,
End: 65535,
}
conf := goftp.Config{
User: authUser,
Password: authPass,
}
client, err := goftp.DialConfig(conf, server.Addr())
require.NoError(t, err, "Couldn't connect")
defer func() { require.NoError(t, client.Close()) }()
aborTransfer(t, client)
})
t.Run("active-mode", func(t *testing.T) {
server := NewTestServer(t, false)
conf := goftp.Config{
User: authUser,
Password: authPass,
ActiveTransfers: true,
}
server.settings.ActiveTransferPortNon20 = true
client, err := goftp.DialConfig(conf, server.Addr())
require.NoError(t, err, "Couldn't connect")
defer func() { require.NoError(t, client.Close()) }()
aborTransfer(t, client)
})
}
func TestABORWithoutOpenTransfer(t *testing.T) {
server := NewTestServer(t, true)
conf := goftp.Config{
User: authUser,
Password: authPass,
}
client, err := goftp.DialConfig(conf, server.Addr())
require.NoError(t, err, "Couldn't connect")
defer func() { require.NoError(t, client.Close()) }()
file := createTemporaryFile(t, 1*1024)
err = client.Store("file.bin", file)
require.NoError(t, err)
err = client.Rename("file.bin", "delay-io-fail-to-seek.bin")
require.NoError(t, err)
_, err = client.Mkdir("delay-io-fail-to-readdir")
require.NoError(t, err)
raw, err := client.OpenRawConn()
require.NoError(t, err)
defer func() { require.NoError(t, raw.Close()) }()
_, err = file.Seek(1, io.SeekStart)
require.NoError(t, err)
returnCode, response, err := raw.SendCommand("REST 1")
require.NoError(t, err)
require.Equal(t, StatusFileActionPending, returnCode, response)
for _, cmd := range []string{
"RETR delay-io-fail-to-seek.bin", "LIST delay-io-fail-to-readdir",
"NLST delay-io-fail-to-readdir", "MLSD delay-io-fail-to-readdir",
} {
_, err = raw.PrepareDataConn()
require.NoError(t, err)
err = raw.SendCommandNoWaitResponse(cmd)
require.NoError(t, err)
returnCode, response, err = raw.SendCommand(getABORCmd())
require.NoError(t, err)
require.Equal(t, StatusClosingDataConn, returnCode, response)
require.Equal(t, "ABOR successful; closing transfer connection", response)
// verify we are in sync
returnCode, _, err = raw.SendCommand("NOOP")
require.NoError(t, err)
require.Equal(t, StatusOK, returnCode)
}
returnCode, _, err = raw.SendCommand("QUIT")
require.NoError(t, err)
require.Equal(t, StatusClosingControlConn, returnCode)
}
func TestABORBeforeOpenTransfer(t *testing.T) {
t.Run("passive-mode", func(t *testing.T) {
server := NewTestServer(t, false)
conf := goftp.Config{
User: authUser,
Password: authPass,
}
server.settings.ActiveTransferPortNon20 = true
client, err := goftp.DialConfig(conf, server.Addr())
require.NoError(t, err, "Couldn't connect")
defer func() { require.NoError(t, client.Close()) }()
aborBeforeOpenTransfer(t, client)
})
t.Run("active-mode", func(t *testing.T) {
server := NewTestServer(t, false)
conf := goftp.Config{
User: authUser,
Password: authPass,
ActiveTransfers: true,
}
server.settings.ActiveTransferPortNon20 = true
client, err := goftp.DialConfig(conf, server.Addr())
require.NoError(t, err, "Couldn't connect")
defer func() { require.NoError(t, client.Close()) }()
aborBeforeOpenTransfer(t, client)
})
}
func aborTransfer(t *testing.T, client *goftp.Client) {
t.Helper()
file := createTemporaryFile(t, 1*1024)
err := client.Store("file.bin", file)
require.NoError(t, err)
err = client.Rename("file.bin", "delay-io.bin")
require.NoError(t, err)
raw, err := client.OpenRawConn()
require.NoError(t, err)
defer func() { require.NoError(t, raw.Close()) }()
_, err = file.Seek(0, io.SeekStart)
require.NoError(t, err)
_, err = raw.PrepareDataConn()
require.NoError(t, err)
returnCode, response, err := raw.SendCommand("RETR delay-io.bin")
require.NoError(t, err)
require.Equal(t, StatusFileStatusOK, returnCode, response)
require.Equal(t, "Using transfer connection", response)
returnCode, response, err = raw.SendCommand("STAT")
require.NoError(t, err)
require.Equal(t, StatusSystemStatus, returnCode, response)
require.Contains(t, response, "RETR delay-io.bin")
require.NotContains(t, response, "Using transfer connection")
require.NotContains(t, response, "Closing transfer connection")
returnCode, response, err = raw.SendCommand(getABORCmd())
require.NoError(t, err)
require.Equal(t, StatusTransferAborted, returnCode, response)
require.Equal(t, "Connection closed; transfer aborted", response)
returnCode, response, err = raw.ReadResponse()
require.NoError(t, err)
require.Equal(t, StatusClosingDataConn, returnCode, response)
require.Equal(t, "ABOR successful; closing transfer connection", response)
// verify we are in sync
returnCode, _, err = raw.SendCommand("NOOP")
require.NoError(t, err)
require.Equal(t, StatusOK, returnCode)
}
func aborBeforeOpenTransfer(t *testing.T, client *goftp.Client) {
t.Helper()
file := createTemporaryFile(t, 1*1024)
err := client.Store("file.bin", file)
require.NoError(t, err)
err = client.Rename("file.bin", "delay-io.bin")
require.NoError(t, err)
raw, err := client.OpenRawConn()
require.NoError(t, err)
defer func() { require.NoError(t, raw.Close()) }()
_, err = file.Seek(1, io.SeekStart)
require.NoError(t, err)
returnCode, response, err := raw.SendCommand("REST 1")
require.NoError(t, err)
require.Equal(t, StatusFileActionPending, returnCode, response)
_, err = raw.PrepareDataConn()
require.NoError(t, err)
err = raw.SendCommandNoWaitResponse("RETR delay-io.bin")
require.NoError(t, err)
returnCode, response, err = raw.SendCommand(getABORCmd())
require.NoError(t, err)
require.Equal(t, StatusClosingDataConn, returnCode, response)
require.Equal(t, "ABOR successful; closing transfer connection", response)
// verify we are in sync
returnCode, _, err = raw.SendCommand("NOOP")
require.NoError(t, err)
require.Equal(t, StatusOK, returnCode)
}
func TestASCIITransfers(t *testing.T) {
s := NewTestServer(t, false)
conf := goftp.Config{
User: authUser,
Password: authPass,
}
client, err := goftp.DialConfig(conf, s.Addr())
require.NoError(t, err, "Couldn't connect")
defer func() { require.NoError(t, client.Close()) }()
raw, err := client.OpenRawConn()
require.NoError(t, err)
defer func() { require.NoError(t, raw.Close()) }()
file, err := os.CreateTemp("", "ftpserver")
require.NoError(t, err)
contents := []byte("line1\r\n\r\nline3\r\n,line4")
_, err = file.Write(contents)
require.NoError(t, err)
defer func() { require.NoError(t, file.Close()) }()
rc, response, err := raw.SendCommand("TYPE A")
require.NoError(t, err)
require.Equal(t, StatusOK, rc, response)
_, err = file.Seek(0, io.SeekStart)
require.NoError(t, err)
ftpUploadWithRawConnection(t, raw, file, "file.txt", false)
files, err := client.ReadDir("/")
require.NoError(t, err)
require.Len(t, files, 1)
if runtime.GOOS != "windows" {
require.Equal(t, int64(len(contents)-3), files[0].Size())
} else {
require.Equal(t, int64(len(contents)), files[0].Size())
}
remoteHash := ftpDownloadAndHashWithRawConnection(t, raw, "file.txt")
localHash := hashFile(t, file)
require.Equal(t, localHash, remoteHash)
}
func TestASCIITransfersInvalidFiles(t *testing.T) {
s := NewTestServer(t, false)
conf := goftp.Config{
User: authUser,
Password: authPass,
}
c, err := goftp.DialConfig(conf, s.Addr())
require.NoError(t, err, "Couldn't connect")
defer func() { require.NoError(t, c.Close()) }()
raw, err := c.OpenRawConn()
require.NoError(t, err)
defer func() { require.NoError(t, raw.Close()) }()
file, err := os.CreateTemp("", "ftpserver")
require.NoError(t, err)
defer func() { require.NoError(t, file.Close()) }()
buf := make([]byte, 1024*1024)
for j := range buf {
buf[j] = 65
}
_, err = file.Write(buf)
require.NoError(t, err)
localHash := hashFile(t, file)
rc, response, err := raw.SendCommand("TYPE A")
require.NoError(t, err)
require.Equal(t, StatusOK, rc, response)
ftpUploadWithRawConnection(t, raw, file, "file.bin", false)
remoteHash := ftpDownloadAndHashWithRawConnection(t, raw, "file.bin")
require.Equal(t, localHash, remoteHash)
}
func TestPASVWrappedListenerError(t *testing.T) {
server := NewTestServerWithTestDriver(t, &TestServerDriver{
Debug: true,
errPassiveListener: os.ErrClosed,
})
conf := goftp.Config{
User: authUser,
Password: authPass,
}
client, err := goftp.DialConfig(conf, server.Addr())
require.NoError(t, err, "Couldn't connect")
defer func() { require.NoError(t, client.Close()) }()