ftp_nlist
I found one place that required passive mode to function properly, but the initial error manifested itself in an odd way:
PHP Warning: ftp_put(): TYPE is now ASCII in <file.php> on line <#>
or
PHP Warning: ftp_put(): TYPE is now 8 BIT BINARY in <file.php> on line <#>
The other symptom is that it was taking a long time, perhaps the 90 seconds that the timeout was set to. No errors occurred upon connect, just when I tried ftp_put().
Once I turned on ftp_pasv() it worked, both in the place where active mode worked, and on the server where active mode wouldn't work.
ftp_pasv
(PHP 4, PHP 5)
ftp_pasv — パッシブモードをオンまたはオフにする
説明
bool ftp_pasv
( resource
$ftp_stream
, bool $pasv
)ftp_pasv() はパッシブモードをオンまたはオフにします。 パッシブモードでは、データ接続はサーバーではなくクライアントにより 初期化されます。クライアントがファイアウォールの向こうにある場合に 必要となるでしょう。
ftp_pasv() をコールできるのは、 ログインに成功した後だけであることに注意しましょう。 それ以外の場合は、この関数のコールは失敗します。
パラメータ
-
ftp_stream -
FTP 接続のリンク ID 。
-
pasv -
TRUE, の場合はパッシブモードをオンに、そうでない場合はオフにします。
返り値
成功した場合に TRUE を、失敗した場合に FALSE を返します。
例
例1 ftp_pasv() の例
<?php
$file = 'somefile.txt';
$remote_file = 'readme.txt';
// 接続を確立する
$conn_id = ftp_connect($ftp_server);
// ユーザー名とパスワードでログインする
$login_result = ftp_login($conn_id, $ftp_user_name, $ftp_user_pass);
// パッシブモードをオンにする
ftp_pasv($conn_id, true);
// ファイルをアップロードする
if (ftp_put($conn_id, $remote_file, $file, FTP_ASCII)) {
echo "successfully uploaded $file\n";
} else {
echo "There was a problem while uploading $file\n";
}
// 接続を閉じる
ftp_close($conn_id);
?>
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User Contributed Notes
ftp_pasv - [5 notes]
mac at codegreene dot com ¶
2 years ago
marc at gutt dot it ¶
2 months ago
If you are still having problems after choosing ftp_pasv() you should refresh the connection through ftp_close() / ftp_connect() after x files and/or y GB have been transfered.
It solved several (random) occurring problems like:
ftp_get(): Opening BINARY mode data connection
ftp_get(): Entering Passive Mode
Hint: fopen() created a file so don't forget to delete it if an error occurred ;)
Anonymous ¶
3 years ago
If you find that you are receiving "Illegal PORT command" errors you may want to try enabling passive mode.
ybourbeau at edison dot ca ¶
11 years ago
Directly from bsd FTP manual pages:
The PASV command requests that the remote server open a port for the data connection and return the address of that port. The remote server listens on that port and the client connects to it.
When using the more traditional PORT command, the client listens on a port and sends that address to the remote server, who connects back to it. Passive mode is useful when using ftp through a gateway router or host that controls the directionality of traffic. (Note that though ftp servers are required to support the PASV command by RFC 1123, some do not.)