Function cmd_session_auth

src/ovpn3cli/commands/session/session-auth.cpp:122–196

* openvpn3 session-auth command * * This command is used to list on-going VPN sessions requiring user * interaction for further authentication * */

 *
 */
static int cmd_session_auth(ParsedArgs::Ptr args)
{

    if (args->Present("auth-req"))
    {
        auto reqid = static_cast<pid_t>(std::atoi(args->GetLastValue("auth-req").c_str()));
        return cmd_session_auth_complete(reqid);
    }

    //
    // List all running sessions requiring user authentication interaction
    //
    auto dbuscon = DBus::Connection::Create(DBus::BusType::SYSTEM);
    auto smprx = SessionManager::Proxy::Manager::Create(dbuscon);

    // Retrieve a list of all sessions requiring user interaction
    SessionManager::Proxy::Session::List session_list = {};
    for (const auto &sess : smprx->FetchAvailableSessions())
    {
        Events::Status s = sess->GetLastStatus();
        if (s.Check(StatusMajor::CONNECTION, StatusMinor::CFG_REQUIRE_USER)
            || s.Check(StatusMajor::SESSION, StatusMinor::SESS_AUTH_URL))
        {
            session_list.push_back(sess);
        }
    }

    if (session_list.size() < 1)
    {
        std::cout << "No sessions requires authentication interaction" << std::endl;
        return 0;
    }

    // List all sessions found
    std::cout << "-----------------------------------------------------------------------------" << std::endl;
    bool first = true;
    for (const auto &sess : session_list)
    {
        if (!first)
        {
            std::cout << std::endl;
        }
        first = false;

        // Retrieve the session start timestamp
        std::string created{};
        try
        {
            created = sess->GetSessionCreated();
        }
        catch (const DBus::Exception &)
        {
            created = "(Not available)";
        }

        std::cout << "        Path: " << sess->GetPath() << std::endl;
        std::cout << "Auth Request: "
                  << std::to_string(sess->GetBackendPid()) << std::endl;