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fixes for setting atime and mtime

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This commit is contained in:
terrafrost 2021-09-15 08:33:31 -05:00
parent d48bdde5c6
commit f6ae13a092
1 changed files with 43 additions and 12 deletions
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55
phpseclib/Net/SFTP.php
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@ -1,4 +1,5 @@
<?php <?php
/** /**
* Pure-PHP implementation of SFTP. * Pure-PHP implementation of SFTP.
* *
@ -369,6 +370,7 @@ class Net_SFTP extends Net_SSH2
6 => 'NET_SFTP_WRITE', 6 => 'NET_SFTP_WRITE',
7 => 'NET_SFTP_LSTAT', 7 => 'NET_SFTP_LSTAT',
9 => 'NET_SFTP_SETSTAT', 9 => 'NET_SFTP_SETSTAT',
10 => 'NET_SFTP_FSETSTAT',
11 => 'NET_SFTP_OPENDIR', 11 => 'NET_SFTP_OPENDIR',
12 => 'NET_SFTP_READDIR', 12 => 'NET_SFTP_READDIR',
13 => 'NET_SFTP_REMOVE', 13 => 'NET_SFTP_REMOVE',
@ -1633,7 +1635,15 @@ class Net_SFTP extends Net_SSH2
$atime = $time; $atime = $time;
} }
$attr = pack('N3', NET_SFTP_ATTR_ACCESSTIME, $time, $atime); if ($this->version < 4) {
$attr = pack('N3', NET_SFTP_ATTR_ACCESSTIME, $atime, $time);
} else {
$attr = pack('N5',
NET_SFTP_ATTR_ACCESSTIME | NET_SFTP_ATTR_MODIFYTIME,
$atime / 4294967296, $atime,
$time / 4294967296, $time
);
}
$packet = pack('Na*', strlen($filename), $filename); $packet = pack('Na*', strlen($filename), $filename);
$packet.= $this->version >= 5 ? $packet.= $this->version >= 5 ?
@ -1813,9 +1823,10 @@ class Net_SFTP extends Net_SSH2
return $result; return $result;
} }
// SFTPv4+ has an additional byte field - type - that would need to be sent, as well. setting it to $packet = $this->version >= 4 ?
// SSH_FILEXFER_TYPE_UNKNOWN might work. if not, we'd have to do an SSH_FXP_STAT before doing an SSH_FXP_SETSTAT. pack('Na*a*Ca*', strlen($filename), $filename, substr($attr, 0, 4), NET_SFTP_TYPE_UNKNOWN, substr($attr, 4)) :
if (!$this->_send_sftp_packet(NET_SFTP_SETSTAT, pack('Na*a*', strlen($filename), $filename, $attr))) { pack('Na*a*', strlen($filename), $filename, $attr);
if (!$this->_send_sftp_packet(NET_SFTP_SETSTAT, $packet)) {
return false; return false;
} }
@ -1885,7 +1896,10 @@ class Net_SFTP extends Net_SSH2
return false; return false;
} }
} else { } else {
if (!$this->_send_sftp_packet(NET_SFTP_SETSTAT, pack('Na*a*', strlen($temp), $temp, $attr))) { $packet = $this->version >= 4 ?
pack('Na*Ca*', strlen($temp), $temp, NET_SFTP_TYPE_UNKNOWN, $attr) :
pack('Na*a*', strlen($temp), $temp, $attr);
if (!$this->_send_sftp_packet(NET_SFTP_SETSTAT, $packet)) {
return false; return false;
} }
@ -1900,7 +1914,10 @@ class Net_SFTP extends Net_SSH2
} }
} }
if (!$this->_send_sftp_packet(NET_SFTP_SETSTAT, pack('Na*a*', strlen($path), $path, $attr))) { $packet = $this->version >= 4 ?
pack('Na*Ca*', strlen($temp), $temp, NET_SFTP_TYPE_UNKNOWN, $attr) :
pack('Na*a*', strlen($temp), $temp, $attr);
if (!$this->_send_sftp_packet(NET_SFTP_SETSTAT, $packet)) {
return false; return false;
} }
@ -2347,6 +2364,8 @@ class Net_SFTP extends Net_SSH2
} }
} }
$result = $this->_close_handle($handle);
if (!$this->_read_put_responses($i)) { if (!$this->_read_put_responses($i)) {
if ($mode & NET_SFTP_LOCAL_FILE) { if ($mode & NET_SFTP_LOCAL_FILE) {
fclose($fp); fclose($fp);
@ -2356,17 +2375,29 @@ class Net_SFTP extends Net_SSH2
} }
if ($mode & NET_SFTP_LOCAL_FILE) { if ($mode & NET_SFTP_LOCAL_FILE) {
if ($this->preserveTime) {
$stat = fstat($fp);
$this->touch($remote_file, $stat['mtime'], $stat['atime']);
}
if (isset($fp) && is_resource($fp)) { if (isset($fp) && is_resource($fp)) {
fclose($fp); fclose($fp);
} }
if ($this->preserveTime) {
$stat = stat($data);
if ($this->version < 4) {
$attr = pack('N3', NET_SFTP_ATTR_ACCESSTIME, $stat['atime'], $stat['mtime']);
} else {
$attr = pack('N5',
NET_SFTP_ATTR_ACCESSTIME | NET_SFTP_ATTR_MODIFYTIME,
$stat['atime'] / 4294967296, $stat['atime'],
$stat['mtime'] / 4294967296, $stat['mtime']
);
}
if (!$this->_setstat($remote_file, $attr, false)) {
user_error('Error setting file time');
}
}
} }
return $this->_close_handle($handle); return $result;
} }
/** /**