SFTP Write Text File

Demonstrates how to create a new text file on the remote SSH server, append text by calling WriteFileText one or more times, and then close the file.

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//  Important: It is helpful to send the contents of the
//  sftp.LastErrorText property when requesting support.

Chilkat.SFtp sftp = new Chilkat.SFtp();

//  Any string automatically begins a fully-functional 30-day trial.
bool success;
success = sftp.UnlockComponent("Anything for 30-day trial");
if (success != true) {
    MessageBox.Show(sftp.LastErrorText);
    return;
}

//  Set some timeouts, in milliseconds:
sftp.ConnectTimeoutMs = 5000;
sftp.IdleTimeoutMs = 15000;

//  Connect to the SSH server.
//  The standard SSH port = 22
//  The hostname may be a hostname or IP address.
int port;
string hostname;
hostname = "www.my-ssh-server.com";
port = 22;
success = sftp.Connect(hostname,port);
if (success != true) {
    MessageBox.Show(sftp.LastErrorText);
    return;
}

//  Authenticate with the SSH server.  Chilkat SFTP supports
//  both password-based authenication as well as public-key
//  authentication.  This example uses password authenication.
success = sftp.AuthenticatePw("myLogin","myPassword");
if (success != true) {
    MessageBox.Show(sftp.LastErrorText);
    return;
}

//  After authenticating, the SFTP subsystem must be initialized:
success = sftp.InitializeSftp();
if (success != true) {
    MessageBox.Show(sftp.LastErrorText);
    return;
}

//  Open a file on the server for writing.
//  "createTruncate" means that a new file is created; if the file already exists, it is opened and truncated.
string handle;
handle = sftp.OpenFile("myTest.txt","writeOnly","createTruncate");
if (handle == null ) {
    MessageBox.Show(sftp.LastErrorText);
    return;
}

//  Write some text to the file:
success = sftp.WriteFileText(handle,"ansi","abcdefghijklmnopqrstuvwxyz");
if (success != true) {
    MessageBox.Show(sftp.LastErrorText);
    return;
}

success = sftp.WriteFileText(handle,"ansi","1234567890");
if (success != true) {
    MessageBox.Show(sftp.LastErrorText);
    return;
}

success = sftp.WriteFileText(handle,"ansi","ABCDEFGHIJKLMNOPQRSTUVWXYZ");
if (success != true) {
    MessageBox.Show(sftp.LastErrorText);
    return;
}

//  Close the file.
success = sftp.CloseHandle(handle);
if (success != true) {
    MessageBox.Show(sftp.LastErrorText);
    return;
}

MessageBox.Show("Success.");