package ssh2

import (
	"context"

	"github.com/gliderlabs/ssh"
	"github.com/tkw1536/goprogram/stream"
)

const (
	etx rune = 3
	eot rune = 4
)

const welcomeMessage = `Welcome to the WissKI SSH Server.
You've successfully authenticated, but we don't provide shell access to the main server.
You may use this connection as part of a proxy jump to connect to your server.
For example: 

ssh -J %s:2222 www-data@%s

Press CTRL-C to close this connection.
`

// Server returns an ssh server that implements the main ssh server
func (ssh2 *SSH2) Server(context context.Context, privateKeyPath string, io stream.IOStream) (*ssh.Server, error) {
	var server ssh.Server

	if err := ssh2.setupHostKeys(io, privateKeyPath, &server); err != nil {
		return nil, err
	}

	ssh2.setupForwardHandler(&server)
	ssh2.setupHandler(&server)
	ssh2.setupAuth(&server)

	return &server, nil
}