(Xojo Plugin) SFTP Public-Key Authentication

Demonstrates how to authenticate with an SSH/SFTP server using publickey authentication.

Chilkat Xojo Plugin Download Xojo Plugin for Windows, Linux, Mac OS X, and ARM, ARM64

// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

Dim sftp As New Chilkat.SFtp

// 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.
Dim hostname As String
hostname = "sftp.example.com"
Dim port As Int32
port = 22
Dim success As Boolean
success = sftp.Connect(hostname,port)
If (success <> True) Then
    System.DebugLog(sftp.LastErrorText)
    Return
End If

Dim key As New Chilkat.SshKey

// Load a PEM file into a string variable:
// (This does not load the PEM file into the key.  The LoadText
// method is a convenience method for loading the full contents of ANY text
// file into a string variable.)
Dim privKey As String
privKey = key.LoadText("myPrivateKey.pem")
If (key.LastMethodSuccess <> True) Then
    System.DebugLog(key.LastErrorText)
    Return
End If

// Load a private key from a PEM string:
// (Private keys may be loaded from OpenSSH and Putty formats.
// Both encrypted and unencrypted private key file formats
// are supported.  This example loads an unencrypted private
// key in OpenSSH format.
success = key.FromOpenSshPrivateKey(privKey)
If (success <> True) Then
    System.DebugLog(key.LastErrorText)
    Return
End If

// Authenticate with the SSH server.  Chilkat SFTP supports
// both password-based authenication as well as public-key
// authentication.  
success = sftp.AuthenticatePk("myLogin",key)
If (success <> True) Then
    System.DebugLog(sftp.LastErrorText)
    Return
End If

System.DebugLog(sftp.LastErrorText)
System.DebugLog("Public-Key Authentication Successful!")