SSH2 函数
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ssh2_scp_send

(PECL ssh2 >= 0.9.0)

ssh2_scp_send — Send a file via SCP

说明

bool ssh2_scp_send ( resource $session , string $local_file , string $remote_file [, int $create_mode = 0644 ] )

Copy a file from the local filesystem to the remote server using the SCP protocol.

参数

session

An SSH connection link identifier, obtained from a call to ssh2_connect().

local_file

Path to the local file.

remote_file

Path to the remote file.

create_mode

The file will be created with the mode specified by create_mode.

返回值

成功时返回 TRUE， 或者在失败时返回 FALSE.

范例

Example #1 Uploading a file via SCP

<?php
$connection = ssh2_connect('shell.example.com', 22);
ssh2_auth_password($connection, 'username', 'password');

ssh2_scp_send($connection, '/local/filename', '/remote/filename', 0644);
?>

参见

SSH2 函数
在线手册：中文 英文
PHP手册
PHP手册 - N: Send a file via SCP

用户评论:

dypa at bk dot ru (15-Nov-2010 12:57)

solution of uploading dir with space (don't forget " symbols)

<?php
ssh2_scp_send($connection, '/local/file with space.txt', '"/remote/file with space.txt"', 0777);
?>

philip at independentliving dot se (10-May-2010 08:08)

If the server you are sending to is ubuntu 8 or 9 and you can't send files then check that your user has write permissions for /dev/null. Gets me every time. Add the line:
chmod 666 /dev/null
to /etc/rc.local before the exit 0 line.

emmanuel dot kartmann at prosdk dot com (02-Apr-2010 02:23)

On Windows, I had trouble using ssh2_scp_send: files copied to a remote server where incomplete (truncated) and/or locked (error message : "access denied"). The back-end is also on Windows, using CopSSH (cygwin-based SSH server).

The SSH session was kept open - and the file were never flushed to disk.

There's a workaround though - make an explicit call to "exit" to close the session (flushing file content to disk):

<?php
  $objConnection = ssh2_connect($strHost, $strPort, $methods, $callbacks);
  ssh2_auth_password($objConnection, $strUser, $strPassword);
  ssh2_scp_send($objConnection , $strSource, $strDest);

  // Add this to flush buffers/close session
  ssh2_exec($objConnection, 'exit');
?>

stefanov at uk dot ibm dot com (02-May-2008 10:07)

In addition to my previous post, I figured out that sftp->fopen->file_get_contents->fwrite has much better performance than ssh2_scp_send.

I've used the following code to test:

<?php
$srcFile = '/var/tmp/dir1/file_to_send.txt';
$dstFile = '/var/tmp/dir2/file_received.txt';

// Create connection the the remote host
$conn = ssh2_connect('my.server.com', 22);

// Create SFTP session
$sftp = ssh2_sftp($conn);

$sftpStream = @fopen('ssh2.sftp://'.$sftp.$dstFile, 'w');

try {

    if (!$sftpStream) {
        throw new Exception("Could not open remote file: $dstFile");
    }
   
    $data_to_send = @file_get_contents($srcFile);
   
    if ($data_to_send === false) {
        throw new Exception("Could not open local file: $srcFile.");
    }
   
    if (@fwrite($sftpStream, $data_to_send) === false) {
        throw new Exception("Could not send data from file: $srcFile.");
    }
   
    fclose($sftpStream);
                   
} catch (Exception $e) {
    error_log('Exception: ' . $e->getMessage());
    fclose($sftpStream);
}
?>

For the test I've sent three files with total size of 6kB, and the times to send including connect to the server were:

SFTP -> 15 sec.
ssh2_scp_send -> 22 sec.

Cheers,

Pimmy

stefanov at uk dot ibm dot com (25-Apr-2008 10:23)

After some testing I figured out that ssh2_scp_send does not work exactly as the standard scp command:

- Works: ssh2_scp_send($conn, '/var/tmp/file_01.txt', /var/tmp/file_02.txt');
- Wrong: ssh2_scp_send($conn, '/var/tmp/file_01.txt', /var/tmp'); (Creates file with name 'tmp')
- Fails: ssh2_scp_send($conn, '/var/tmp/file_01.txt', /var/tmp/');
- Fails: ssh2_scp_send($conn, '/dirname', /var/tmp/'); (No recursion)
- Fails: ssh2_scp_send($conn, '/dirname/*', /var/tmp/'); (Cannot copy more than one file.)

Cheers,

Pimmy