bool SSH_Socket::onEnter()
{
// For testing and getting debugging output
//int verb = SSH_LOG_PROTOCOL;
int rc;
// Setup new SSH Shell
session = ssh_new();
if(session == nullptr)
{
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_INFORMATION,
"Closed Session", "User has closed the program.", nullptr);
TheSocketHandler::Instance()->setActive(false);
return false;
}
std::cout << "Connecting to: " << host << ":" << port << std::endl;
std::cout << "User: "******"Starting up SSH Connection, this can take few moments" << std::endl;
// SSH Connect
rc = ssh_connect(session);
if(rc != SSH_OK)
{
std::cout << "Error: ssh_connect: " << host
<< " " << ssh_get_error(session) << std::endl;
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_INFORMATION,
"Closed Session", "Unable to Connect to Server!", nullptr);
TheSocketHandler::Instance()->setActive(false);
return false;
}
// Verify Server is a known host.
rc = verify_knownhost();
if(rc < 0)
{
std::cout << "Error: verify_knownhost: " << host
<< " " << ssh_get_error(session) << " " << rc << std::endl;
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_INFORMATION,
"Closed Session", "User has closed the program.", nullptr);
TheSocketHandler::Instance()->setActive(false);
return false;
}
//if ((ssh_userauth_password(session, NULL, password) == SSH_AUTH_SUCCESS)
rc = authenticate_console();
if(rc != SSH_AUTH_SUCCESS)
{
std::cout << "Error: authenticate: " << host
<< " " << ssh_get_error(session) << " " << rc << std::endl;
TheSocketHandler::Instance()->setActive(false);
return false;
}
// Setup Channel for Socket Communications
sshChannel = ssh_channel_new(session);
if(sshChannel == nullptr)
{
std::cout << "Error: ssh_channel_new: " << host
<< " " << ssh_get_error(session) << " " << rc << std::endl;
TheSocketHandler::Instance()->setActive(false);
return false;
}
// Open A shell Session
rc = ssh_channel_open_session(sshChannel);
if(rc != SSH_OK)
{
std::cout << "Error: ssh_channel_open_session: " << host
<< " " << ssh_get_error(session) << " " << rc << std::endl;
TheSocketHandler::Instance()->setActive(false);
return false;
}
/* Don't need this when we use the PTY size, it does both!
// Setup sockets or "channels" within the session
if(ssh_channel_request_pty(sshChannel))
{
printf("\r\n SSH Error, Request for PTY Failed. %s: %s - %i \r\n",
host, ssh_get_error(session), rc);
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_INFORMATION,
"Closed Session",
"User has closed the program.",
NULL);
onExit();
}*/
// Set the term and pty size of the terminal.
// Only After the Shell has been initialized.
if(ssh_channel_request_pty_size(sshChannel, "ansi", 80, 25))
{
std::cout << "Error: ssh_channel_request_pty_size: " << host
<< " " << ssh_get_error(session) << " " << rc << std::endl;
// Not an error to exit the connection on.
//return 0;
}
// Now request a shell with the pty to get read/write
if(ssh_channel_request_shell(sshChannel))
{
std::cout << "Error: ssh_channel_request_shell: " << host
<< " " << ssh_get_error(session) << " " << rc << std::endl;
TheSocketHandler::Instance()->setActive(false);
return false;
}
return true;
}
int channel_request_pty_size(ssh_channel channel, const char *term,
int cols, int rows){
return ssh_channel_request_pty_size(channel, term, cols, rows);
}
