PowerBuilder

AWS Transfer for SFTP (Amazon S3)

See more SFTP Examples

Once you've setup your AWS Transfer for SFTP in the AWS Console, interacting with it is no different than any other SSH/SFTP server. AWS will provide a private key in PEM format. It is used for authentication (instead of a password). PowerBuilder

integer li_rc
integer li_Success
oleobject loo_Sftp
string ls_Domain
integer li_Port
oleobject loo_SshKey
string ls_KeyText
string ls_RemoteFilePath
string ls_LocalFilePath

li_Success = 0

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

loo_Sftp = create oleobject
li_rc = loo_Sftp.ConnectToNewObject("Chilkat.SFtp")
if li_rc < 0 then
    destroy loo_Sftp
    MessageBox("Error","Connecting to COM object failed")
    return
end if

// Connect to the AWS SFTP server.
// Change the domain to your value.
ls_Domain = "s-123456df999999fab.server.transfer.eu-west-2.amazonaws.com"
li_Port = 22
li_Success = loo_Sftp.Connect(ls_Domain,li_Port)
if li_Success = 0 then
    Write-Debug loo_Sftp.LastErrorText
    destroy loo_Sftp
    return
end if

// Load your AWS SFTP private key PEM file..
loo_SshKey = create oleobject
li_rc = loo_SshKey.ConnectToNewObject("Chilkat.SshKey")

ls_KeyText = loo_SshKey.LoadText("qa_data/pem/s3_sftp_privateKey.pem")
if loo_SshKey.LastMethodSuccess <> 1 then
    Write-Debug loo_SshKey.LastErrorText
    destroy loo_Sftp
    destroy loo_SshKey
    return
end if

li_Success = loo_SshKey.FromOpenSshPrivateKey(ls_KeyText)
if li_Success = 0 then
    Write-Debug loo_SshKey.LastErrorText
    destroy loo_Sftp
    destroy loo_SshKey
    return
end if

// Authenticate with the SSH server using the private key.
li_Success = loo_Sftp.AuthenticatePk("myUsername",loo_SshKey)
if li_Success = 0 then
    Write-Debug loo_Sftp.LastErrorText
    destroy loo_Sftp
    destroy loo_SshKey
    return
end if

// After authenticating, the SFTP subsystem must be initialized:
li_Success = loo_Sftp.InitializeSftp()
if li_Success = 0 then
    Write-Debug loo_Sftp.LastErrorText
    destroy loo_Sftp
    destroy loo_SshKey
    return
end if

// Upload from the local file to the SSH server.
// Important -- the remote filepath is the 1st argument,
// the local filepath is the 2nd argument;
ls_RemoteFilePath = "hamlet.xml"
ls_LocalFilePath = "c:/temp/hamlet.xml"

li_Success = loo_Sftp.UploadFileByName(ls_RemoteFilePath,ls_LocalFilePath)
if li_Success = 0 then
    Write-Debug loo_Sftp.LastErrorText
    destroy loo_Sftp
    destroy loo_SshKey
    return
end if

Write-Debug "Success."


destroy loo_Sftp
destroy loo_SshKey