An already existing file will NOT be overwritten.
http://www.openssh.com/txt/draft-ietf-secsh-filexfer-02.txt
"It is an error if there already exists a file with the name specified by newpath."
(PECL ssh2 >= 0.9.0)
ssh2_sftp_rename — Rename a remote file
$sftp
, string $from
, string $to
)Renames a file on the remote filesystem.
sftpAn SSH2 SFTP resource opened by ssh2_sftp().
fromThe current file that is being renamed.
to
The new file name that replaces from.
Returns TRUE on success or FALSE on failure.
Example #1 Renaming a file via sftp
<?php
$connection = ssh2_connect('shell.example.com', 22);
ssh2_auth_password($connection, 'username', 'password');
$sftp = ssh2_sftp($connection);
ssh2_sftp_rename($sftp, '/home/username/oldname', '/home/username/newname');
?>
An already existing file will NOT be overwritten.
http://www.openssh.com/txt/draft-ietf-secsh-filexfer-02.txt
"It is an error if there already exists a file with the name specified by newpath."