#70 ftpfs: operation ftpfs_flush failed because Input/output error

[Alejandro Vargas]

Version 0.9.2 (lastest version downloaded and compiled)

./curlftpfs -d ftp://user:pass@site.com /mnt/ftp

A copy of a file always fails:

........
unique: 5032, opcode: WRITE (16), nodeid: 2, insize: 4176, pid: 41040
write[140467039637376] 4096 bytes to 20582400 flags: 0x8001
write[140467039637376] 4096 bytes to 20582400
unique: 5032, success, outsize: 24
unique: 5033, opcode: WRITE (16), nodeid: 2, insize: 4176, pid: 41040
write[140467039637376] 4096 bytes to 20586496 flags: 0x8001
write[140467039637376] 4096 bytes to 20586496
unique: 5033, success, outsize: 24
unique: 5034, opcode: WRITE (16), nodeid: 2, insize: 4031, pid: 41040
write[140467039637376] 3951 bytes to 20590592 flags: 0x8001
write[140467039637376] 3951 bytes to 20590592
unique: 5034, success, outsize: 24
unique: 5035, opcode: FLUSH (25), nodeid: 2, insize: 64, pid: 41040
flush[140467039637376]
ftpfs: operation ftpfs_flush failed because Input/output error
unique: 5035, error: -5 (Input/output error), outsize: 16
unique: 5036, opcode: RELEASE (18), nodeid: 2, insize: 64, pid: 0
release[140467039637376] flags: 0x8001
unique: 5036, success, outsize: 16

Tryed with proftpd server and microsoft ftp server. Any ideas please?

[Robson Braga Araujo]

Please also use the -v command line flag to get debug output from libcurl.

[Alejandro Vargas]

This is a full session from mount up to transferring an exactly 1Kb file and error:

curlftpfs -d -v ftp://user:pass@80.xx.xx.xxs /mnt/1

• Couldn't find host 80.xx.xx.xx in the .netrc file; using defaults
• Hostname was NOT found in DNS cache
• Trying 80.xx.xx.xx...
• Adding handle: conn: 0xe08140
• Adding handle: send: 0
• Adding handle: recv: 0
• Curl_addHandleToPipeline: length: 1
• • Conn 0 (0xe08140) send_pipe: 1, recv_pipe: 0
• Connected to 80.xx.xx.xx (80.xx.xx.xx) port 21 (#0)
  < 220 Microsoft FTP Service

  USER user
  < 331 Password required
  PASS pass
  < 230 User logged in.
  PWD
  < 257 "/" is current directory.

• Entry path is '/'
• ftp_perform ends with SECONDARY: 0
• Remembering we are in dir ""
• Connection #0 to host 80.xx.xx.xx left intact
  FUSE library version: 2.9.3
  nullpath_ok: 0
  nopath: 0
  utime_omit_ok: 0
  unique: 1, opcode: INIT (26), nodeid: 0, insize: 56, pid: 0
  INIT: 7.22
  flags=0x0000f7fb
  max_readahead=0x00020000
  INIT: 7.19
  flags=0x00000011
  max_readahead=0x00020000
  max_write=0x00020000
  max_background=0
  congestion_threshold=0
  unique: 1, success, outsize: 40
  unique: 2, opcode: GETATTR (3), nodeid: 1, insize: 56, pid: 40268
  getattr /
• Couldn't find host 80.xx.xx.xx in the .netrc file; using defaults
• Found bundle for host 80.xx.xx.xx: 0xe08ae0
• Re-using existing connection! (#0) with host 80.xx.xx.xx
• Connected to 80.xx.xx.xx (80.xx.xx.xx) port 21 (#0)
• Adding handle: conn: 0xe08140
• Adding handle: send: 0
• Adding handle: recv: 0
• Curl_addHandleToPipeline: length: 1
• • Conn 0 (0xe08140) send_pipe: 1, recv_pipe: 0
• Request has same path as previous transfer

  PASV

• Connect data stream passively
• ftp_perform ends with SECONDARY: 0
  < 227 Entering Passive Mode (80,xx,xx,xx,220,90).
• Hostname was NOT found in DNS cache
• Trying 80.xx.xx.xx...
• Connecting to 80.xx.xx.xx (80.xx.xx.xx) port 56410
• Connected to 80.xx.xx.xx (80.xx.xx.xx) port 21 (#0)

  TYPE A
  < 200 Type set to A.
  LIST -a
  < 125 Data connection already open; Transfer starting.

• Maxdownload = -1
• Remembering we are in dir ""
  < 226 Transfer complete.
• Connection #0 to host 80.xx.xx.xx left intact
  unique: 2, success, outsize: 120
  unique: 3, opcode: LOOKUP (1), nodeid: 1, insize: 45, pid: 40268
  LOOKUP /test
  getattr /test
• Couldn't find host 80.xx.xx.xx in the .netrc file; using defaults
• Found bundle for host 80.xx.xx.xx: 0xe08ae0
• Re-using existing connection! (#0) with host 80.xx.xx.xx
• Connected to 80.xx.xx.xx (80.xx.xx.xx) port 21 (#0)
• Adding handle: conn: 0xe08140
• Adding handle: send: 0
• Adding handle: recv: 0
• Curl_addHandleToPipeline: length: 1
• • Conn 0 (0xe08140) send_pipe: 1, recv_pipe: 0
• Request has same path as previous transfer

  PASV

• Connect data stream passively
• ftp_perform ends with SECONDARY: 0
  < 227 Entering Passive Mode (80,xx,xx,xx,220,91).
• Hostname was NOT found in DNS cache
• Trying 80.xx.xx.xx...
• Connecting to 80.xx.xx.xx (80.xx.xx.xx) port 56411
• Connected to 80.xx.xx.xx (80.xx.xx.xx) port 21 (#0)

  LIST -a
  < 125 Data connection already open; Transfer starting.

• Maxdownload = -1
• Remembering we are in dir ""
  < 226 Transfer complete.
• Connection #0 to host 80.xx.xx.xx left intact
  ftpfs: operation ftpfs_getattr failed because No such file or directory
  unique: 3, error: -2 (No such file or directory), outsize: 16
  unique: 4, opcode: LOOKUP (1), nodeid: 1, insize: 45, pid: 40268
  LOOKUP /test
  getattr /test
  unique: 4, error: -2 (No such file or directory), outsize: 16
  unique: 5, opcode: CREATE (35), nodeid: 1, insize: 61, pid: 40268
  create flags: 0x80c1 /test 0100644 umask=0022
• Couldn't find host 80.xx.xx.xx in the .netrc file; using defaults
• Found bundle for host 80.xx.xx.xx: 0xe08ae0
• Re-using existing connection! (#0) with host 80.xx.xx.xx
• Connected to 80.xx.xx.xx (80.xx.xx.xx) port 21 (#0)
• Adding handle: conn: 0xe08140
• Adding handle: send: 0
• Adding handle: recv: 0
• Curl_addHandleToPipeline: length: 1
• • Conn 0 (0xe08140) send_pipe: 1, recv_pipe: 0
• Request has same path as previous transfer

  PASV

• Connect data stream passively
• ftp_perform ends with SECONDARY: 0
  < 227 Entering Passive Mode (80,xx,xx,xx,220,92).
• Hostname was NOT found in DNS cache
• Trying 80.xx.xx.xx...
• Connecting to 80.xx.xx.xx (80.xx.xx.xx) port 56412
• Connected to 80.xx.xx.xx (80.xx.xx.xx) port 21 (#0)

  LIST -a
  < 125 Data connection already open; Transfer starting.

• Maxdownload = -1
• Remembering we are in dir ""
  < 226 Transfer complete.
• Connection #0 to host 80.xx.xx.xx left intact
  ftpfs: operation ftpfs_getattr failed because No such file or directory
• Couldn't find host 80.xx.xx.xx in the .netrc file; using defaults
• Hostname was NOT found in DNS cache
• Trying 80.xx.xx.xx...
• Adding handle: conn: 0x7f04fc009f40
• Adding handle: send: 0
• Adding handle: recv: 0
• Curl_addHandleToPipeline: length: 1
• • Conn 1 (0x7f04fc009f40) send_pipe: 1, recv_pipe: 0
• Connected to 80.xx.xx.xx (80.xx.xx.xx) port 21 (#1)
  < 220 Microsoft FTP Service

  USER user
  < 331 Password required
  PASS pass
  < 230 User logged in.
  PWD
  < 257 "/" is current directory.

• Entry path is '/'

  PASV

• Connect data stream passively
• ftp_perform ends with SECONDARY: 0
  < 227 Entering Passive Mode (80,xx,xx,xx,220,93).
• Hostname was NOT found in DNS cache
• Trying 80.xx.xx.xx...
• Connecting to 80.xx.xx.xx (80.xx.xx.xx) port 56413
• Connected to 80.xx.xx.xx (80.xx.xx.xx) port 21 (#1)

  TYPE I
  < 200 Type set to I.
  STOR test
  < 125 Data connection already open; Transfer starting.

• Couldn't find host 80.xx.xx.xx in the .netrc file; using defaults
• Found bundle for host 80.xx.xx.xx: 0xe08ae0
• Re-using existing connection! (#0) with host 80.xx.xx.xx
• Connected to 80.xx.xx.xx (80.xx.xx.xx) port 21 (#0)
• Adding handle: conn: 0xe08140
• Adding handle: send: 0
• Adding handle: recv: 0
• Curl_addHandleToPipeline: length: 1
• • Conn 0 (0xe08140) send_pipe: 1, recv_pipe: 0
• Request has same path as previous transfer
• ftp_perform ends with SECONDARY: 0
• Remembering we are in dir ""

  SITE CHMOD 644 test
  < 500 'SITE': command not understood

• QUOT string not accepted: SITE CHMOD 644 test
• Connection #0 to host 80.xx.xx.xx left intact
  ftpfs: operation ftpfs_chmod failed because Operation not permitted
  create[139659451570112] flags: 0x80c1 /test
  getattr /test
• Couldn't find host 80.xx.xx.xx in the .netrc file; using defaults
• Found bundle for host 80.xx.xx.xx: 0xe08ae0
• Re-using existing connection! (#0) with host 80.xx.xx.xx
• Connected to 80.xx.xx.xx (80.xx.xx.xx) port 21 (#0)
• Adding handle: conn: 0xe08140
• Adding handle: send: 0
• Adding handle: recv: 0
• Curl_addHandleToPipeline: length: 1
• • Conn 0 (0xe08140) send_pipe: 1, recv_pipe: 0
• Request has same path as previous transfer

  PASV

• Connect data stream passively
• ftp_perform ends with SECONDARY: 0
  < 227 Entering Passive Mode (80,xx,xx,xx,xx,94).
• Hostname was NOT found in DNS cache
• Trying 80.xx.xx.xx...
• Connecting to 80.xx.xx.xx (80.xx.xx.xx) port 56414
• Connected to 80.xx.xx.xx (80.xx.xx.xx) port 21 (#0)

  LIST -a
  < 125 Dat0a connection already open; Transfer starting.

• Maxdownload = -1
• Remembering we are in dir ""
  < 226 Transfer complete.
• Connection #0 to host 80.xx.xx.xx left intact
  NODEID: 2
  unique: 5, success, outsize: 160
  unique: 6, opcode: GETXATTR (22), nodeid: 2, insize: 68, pid: 40268
  unique: 6, error: -38 (Function not implemented), outsize: 16
  unique: 7, opcode: WRITE (16), nodeid: 2, insize: 1104, pid: 40268
  write[139659451570112] 1024 bytes to 0 flags: 0x8001
  write[139659451570112] 1024 bytes to 0
  unique: 7, success, outsize: 24
  unique: 8, opcode: FLUSH (25), nodeid: 2, insize: 64, pid: 40268
  flush[139659451570112]
• Remembering we are in dir ""
  < 226 Transfer complete.
• Uploaded unaligned file size (1024 out of 4294967295 bytes)
• Connection #1 to host 80.xx.xx.xx left intact
  ftpfs: operation ftpfs_flush failed because Input/output error
  unique: 8, error: -5 (Input/output errorr, outsize: 16
  unique: 9, opcode: RELEASE (18), nodeid: 2, insize: 64, pid: 0
  release[139659451570112] flags: 0x8001
  unique: 9, success, outsize: 16

I see it says "Uploaded unaligned file size (1024 out of 4294967295 bytes)"... There may be a problem here. The file is exactly 1024 bytes, not "4294967295").

[Andrea Mazzoleni]

The two patches, included in the SUSE src distribution, makes it working.

http://download.opensuse.org/update/13.2/src/curlftpfs-0.9.2-61.3.1.src.rpm