userpass($user,$pass)
Create a new credential object with the given username and password.
sshkey($user,$public,$private[,$pass])
Create a new credential object given a SSH public and private key files, and optionall the password of
the private key. If the SSH support has not been enabled at build-time, this method will always return
"undef".
sshagent($user)
Create a new credential object used for querying an ssh-agent. If the SSH support has not been enabled at
build-time, this method will always return "undef".
sshinteractive($user,$callback)
Create a new credential object based on interactive authentication. The callback $callback will be
invoked when the remote-side issues a challenge. It receives the following parameters: $name,
$instruction and @prompts. Any of the parameters passed to the callback may be undefined. Each $prompt
entry in @prompts is a hash reference that may contain:
• "text"
Text for the prompt.
• "echo"
Parameter indicating whether the response of the challenge is safe to be echoed.
The callback should return a list of responses, one for each prompt. If the SSH support has not been
enabled at build-time, this method will always return "undef".