AddKnownHost adds a host to the provided known hosts file, if no known hosts file is provided, it will fallback to default known_hosts file.

CheckKnownHost checks if a host is in known hosts file, if no known hosts file is provided, it will fallback to default known_hosts file.

DefaultKnownHosts returns a host key callback from default known hosts path.

DefaultKnownHostsPath returns default user ~/.ssh/known_hosts file.

Encodes private key from RSA struct to PEM formatted bytes.

Helper function to generate a random private key.

Generates SSH keys in EC2-readable format Returns public key bytes, private key bytes, error.

Takes an rsa.PublicKey and returns bytes suitable for writing to .pub file Returns in the format "ssh-rsa ...".

GetSSMCommandInvocationStdErr is a helper function to safely deference the SSM struct we receive from the AWS API.

GetSSMCommandInvocationStdOut is a helper function to safely deference the SSM struct we receive from the AWS API.