/**
* Initialize all needed data
*
* @param io_service reference to io_service
* @param port port to listen on, by default - 10001
*/
server(const ios_deque& io_services, int port=10001)
: io_services_(io_services),
acceptor_(*io_services.front(),
ba::ip::tcp::endpoint(ba::ip::tcp::v4(), port)) {
start_accept();
}
/* Event manager callback when reads are ready. */
static void on_accept(grpc_exec_ctx *exec_ctx, void *arg, bool from_iocp) {
grpc_tcp_listener *sp = arg;
grpc_tcp_server_acceptor acceptor = {sp->server, sp->port_index, 0};
SOCKET sock = sp->new_socket;
grpc_winsocket_callback_info *info = &sp->socket->read_info;
grpc_endpoint *ep = NULL;
struct sockaddr_storage peer_name;
char *peer_name_string;
char *fd_name;
int peer_name_len = sizeof(peer_name);
DWORD transfered_bytes;
DWORD flags;
BOOL wsa_success;
int err;
/* The general mechanism for shutting down is to queue abortion calls. While
this is necessary in the read/write case, it's useless for the accept
case. We only need to adjust the pending callback count */
if (!from_iocp) {
return;
}
/* The IOCP notified us of a completed operation. Let's grab the results,
and act accordingly. */
transfered_bytes = 0;
wsa_success = WSAGetOverlappedResult(sock, &info->overlapped,
&transfered_bytes, FALSE, &flags);
if (!wsa_success) {
if (sp->shutting_down) {
/* During the shutdown case, we ARE expecting an error. So that's well,
and we can wake up the shutdown thread. */
decrement_active_ports_and_notify(exec_ctx, sp);
return;
} else {
char *utf8_message = gpr_format_message(WSAGetLastError());
gpr_log(GPR_ERROR, "on_accept error: %s", utf8_message);
gpr_free(utf8_message);
closesocket(sock);
}
} else {
if (!sp->shutting_down) {
peer_name_string = NULL;
err = setsockopt(sock, SOL_SOCKET, SO_UPDATE_ACCEPT_CONTEXT,
(char *)&sp->socket->socket, sizeof(sp->socket->socket));
if (err) {
char *utf8_message = gpr_format_message(WSAGetLastError());
gpr_log(GPR_ERROR, "setsockopt error: %s", utf8_message);
gpr_free(utf8_message);
}
err = getpeername(sock, (struct sockaddr *)&peer_name, &peer_name_len);
if (!err) {
peer_name_string = grpc_sockaddr_to_uri((struct sockaddr *)&peer_name);
} else {
char *utf8_message = gpr_format_message(WSAGetLastError());
gpr_log(GPR_ERROR, "getpeername error: %s", utf8_message);
gpr_free(utf8_message);
}
gpr_asprintf(&fd_name, "tcp_server:%s", peer_name_string);
ep = grpc_tcp_create(grpc_winsocket_create(sock, fd_name),
peer_name_string);
gpr_free(fd_name);
gpr_free(peer_name_string);
} else {
closesocket(sock);
}
}
/* The only time we should call our callback, is where we successfully
managed to accept a connection, and created an endpoint. */
if (ep)
sp->server->on_accept_cb(exec_ctx, sp->server->on_accept_cb_arg, ep,
&acceptor);
/* As we were notified from the IOCP of one and exactly one accept,
the former socked we created has now either been destroy or assigned
to the new connection. We need to create a new one for the next
connection. */
start_accept(exec_ctx, sp);
}
Listener::Listener(shared_ptr<asio::io_service> io_service, shared_ptr<Network> _network)
: acceptor(*io_service, tcp::endpoint(tcp::v4(), 1337)),
network(_network)
{
start_accept();
}
tcp_server(boost::asio::io_service& io_service)
: acceptor_(io_service, tcp::endpoint(tcp::v4(), 8342))
{
start_accept();
}
static void do_action(int action, struct cardstate *cs,
struct bc_state *bcs,
struct at_state_t **p_at_state, char **pp_command,
int *p_genresp, int *p_resp_code,
struct event_t *ev)
{
struct at_state_t *at_state = *p_at_state;
struct at_state_t *at_state2;
unsigned long flags;
int channel;
unsigned char *s, *e;
int i;
unsigned long val;
switch (action) {
case ACT_NOTHING:
break;
case ACT_TIMEOUT:
at_state->waiting = 1;
break;
case ACT_INIT:
cs->at_state.pending_commands &= ~PC_INIT;
cs->cur_at_seq = SEQ_NONE;
cs->mode = M_UNIMODEM;
spin_lock_irqsave(&cs->lock, flags);
if (!cs->cidmode) {
spin_unlock_irqrestore(&cs->lock, flags);
gigaset_free_channels(cs);
cs->mstate = MS_READY;
break;
}
spin_unlock_irqrestore(&cs->lock, flags);
cs->at_state.pending_commands |= PC_CIDMODE;
gig_dbg(DEBUG_EVENT, "Scheduling PC_CIDMODE");
cs->commands_pending = 1;
break;
case ACT_FAILINIT:
dev_warn(cs->dev, "Could not initialize the device.\n");
cs->dle = 0;
init_failed(cs, M_UNKNOWN);
cs->cur_at_seq = SEQ_NONE;
break;
case ACT_CONFIGMODE:
init_failed(cs, M_CONFIG);
cs->cur_at_seq = SEQ_NONE;
break;
case ACT_SETDLE1:
cs->dle = 1;
/* cs->inbuf[0].inputstate |= INS_command | INS_DLE_command; */
cs->inbuf[0].inputstate &=
~(INS_command | INS_DLE_command);
break;
case ACT_SETDLE0:
cs->dle = 0;
cs->inbuf[0].inputstate =
(cs->inbuf[0].inputstate & ~INS_DLE_command)
| INS_command;
break;
case ACT_CMODESET:
if (cs->mstate == MS_INIT || cs->mstate == MS_RECOVER) {
gigaset_free_channels(cs);
cs->mstate = MS_READY;
}
cs->mode = M_CID;
cs->cur_at_seq = SEQ_NONE;
break;
case ACT_UMODESET:
cs->mode = M_UNIMODEM;
cs->cur_at_seq = SEQ_NONE;
break;
case ACT_FAILCMODE:
cs->cur_at_seq = SEQ_NONE;
if (cs->mstate == MS_INIT || cs->mstate == MS_RECOVER) {
init_failed(cs, M_UNKNOWN);
break;
}
if (!reinit_and_retry(cs, -1))
schedule_init(cs, MS_RECOVER);
break;
case ACT_FAILUMODE:
cs->cur_at_seq = SEQ_NONE;
schedule_init(cs, MS_RECOVER);
break;
case ACT_HUPMODEM:
/* send "+++" (hangup in unimodem mode) */
if (cs->connected) {
struct cmdbuf_t *cb;
cb = kmalloc(sizeof(struct cmdbuf_t) + 3, GFP_ATOMIC);
if (!cb) {
dev_err(cs->dev, "%s: out of memory\n",
__func__);
return;
}
memcpy(cb->buf, "+++", 3);
cb->len = 3;
cb->offset = 0;
cb->next = NULL;
cb->wake_tasklet = NULL;
cs->ops->write_cmd(cs, cb);
}
break;
case ACT_RING:
/* get fresh AT state structure for new CID */
at_state2 = get_free_channel(cs, ev->parameter);
if (!at_state2) {
dev_warn(cs->dev,
"RING ignored: could not allocate channel structure\n");
break;
}
/* initialize AT state structure
* note that bcs may be NULL if no B channel is free
*/
at_state2->ConState = 700;
for (i = 0; i < STR_NUM; ++i) {
kfree(at_state2->str_var[i]);
at_state2->str_var[i] = NULL;
}
at_state2->int_var[VAR_ZCTP] = -1;
spin_lock_irqsave(&cs->lock, flags);
at_state2->timer_expires = RING_TIMEOUT;
at_state2->timer_active = 1;
spin_unlock_irqrestore(&cs->lock, flags);
break;
case ACT_ICALL:
handle_icall(cs, bcs, p_at_state);
break;
case ACT_FAILSDOWN:
dev_warn(cs->dev, "Could not shut down the device.\n");
/* fall through */
case ACT_FAKESDOWN:
case ACT_SDOWN:
cs->cur_at_seq = SEQ_NONE;
finish_shutdown(cs);
break;
case ACT_CONNECT:
if (cs->onechannel) {
at_state->pending_commands |= PC_DLE1;
cs->commands_pending = 1;
break;
}
bcs->chstate |= CHS_D_UP;
gigaset_isdn_connD(bcs);
cs->ops->init_bchannel(bcs);
break;
case ACT_DLE1:
cs->cur_at_seq = SEQ_NONE;
bcs = cs->bcs + cs->curchannel;
bcs->chstate |= CHS_D_UP;
gigaset_isdn_connD(bcs);
cs->ops->init_bchannel(bcs);
break;
case ACT_FAKEHUP:
at_state->int_var[VAR_ZSAU] = ZSAU_NULL;
/* fall through */
case ACT_DISCONNECT:
cs->cur_at_seq = SEQ_NONE;
at_state->cid = -1;
if (bcs && cs->onechannel && cs->dle) {
/* Check for other open channels not needed:
* DLE only used for M10x with one B channel.
*/
at_state->pending_commands |= PC_DLE0;
cs->commands_pending = 1;
} else
disconnect(p_at_state);
break;
case ACT_FAKEDLE0:
at_state->int_var[VAR_ZDLE] = 0;
cs->dle = 0;
/* fall through */
case ACT_DLE0:
cs->cur_at_seq = SEQ_NONE;
at_state2 = &cs->bcs[cs->curchannel].at_state;
disconnect(&at_state2);
break;
case ACT_ABORTHUP:
cs->cur_at_seq = SEQ_NONE;
dev_warn(cs->dev, "Could not hang up.\n");
at_state->cid = -1;
if (bcs && cs->onechannel)
at_state->pending_commands |= PC_DLE0;
else
disconnect(p_at_state);
schedule_init(cs, MS_RECOVER);
break;
case ACT_FAILDLE0:
cs->cur_at_seq = SEQ_NONE;
dev_warn(cs->dev, "Could not leave DLE mode.\n");
at_state2 = &cs->bcs[cs->curchannel].at_state;
disconnect(&at_state2);
schedule_init(cs, MS_RECOVER);
break;
case ACT_FAILDLE1:
cs->cur_at_seq = SEQ_NONE;
dev_warn(cs->dev,
"Could not enter DLE mode. Trying to hang up.\n");
channel = cs->curchannel;
cs->bcs[channel].at_state.pending_commands |= PC_HUP;
cs->commands_pending = 1;
break;
case ACT_CID: /* got cid; start dialing */
cs->cur_at_seq = SEQ_NONE;
channel = cs->curchannel;
if (ev->parameter > 0 && ev->parameter <= 65535) {
cs->bcs[channel].at_state.cid = ev->parameter;
cs->bcs[channel].at_state.pending_commands |=
PC_DIAL;
cs->commands_pending = 1;
break;
}
/* fall through */
case ACT_FAILCID:
cs->cur_at_seq = SEQ_NONE;
channel = cs->curchannel;
if (!reinit_and_retry(cs, channel)) {
dev_warn(cs->dev,
"Could not get a call ID. Cannot dial.\n");
at_state2 = &cs->bcs[channel].at_state;
disconnect(&at_state2);
}
break;
case ACT_ABORTCID:
cs->cur_at_seq = SEQ_NONE;
at_state2 = &cs->bcs[cs->curchannel].at_state;
disconnect(&at_state2);
break;
case ACT_DIALING:
case ACT_ACCEPTED:
cs->cur_at_seq = SEQ_NONE;
break;
case ACT_ABORTACCEPT: /* hangup/error/timeout during ICALL procssng */
disconnect(p_at_state);
break;
case ACT_ABORTDIAL: /* error/timeout during dial preparation */
cs->cur_at_seq = SEQ_NONE;
at_state->pending_commands |= PC_HUP;
cs->commands_pending = 1;
break;
case ACT_REMOTEREJECT: /* DISCONNECT_IND after dialling */
case ACT_CONNTIMEOUT: /* timeout waiting for ZSAU=ACTIVE */
case ACT_REMOTEHUP: /* DISCONNECT_IND with established connection */
at_state->pending_commands |= PC_HUP;
cs->commands_pending = 1;
break;
case ACT_GETSTRING: /* warning: RING, ZDLE, ...
are not handled properly anymore */
at_state->getstring = 1;
break;
case ACT_SETVER:
if (!ev->ptr) {
*p_genresp = 1;
*p_resp_code = RSP_ERROR;
break;
}
s = ev->ptr;
if (!strcmp(s, "OK")) {
*p_genresp = 1;
*p_resp_code = RSP_ERROR;
break;
}
for (i = 0; i < 4; ++i) {
val = simple_strtoul(s, (char **) &e, 10);
if (val > INT_MAX || e == s)
break;
if (i == 3) {
if (*e)
break;
} else if (*e != '.')
break;
else
s = e + 1;
cs->fwver[i] = val;
}
if (i != 4) {
*p_genresp = 1;
*p_resp_code = RSP_ERROR;
break;
}
/*at_state->getstring = 1;*/
cs->gotfwver = 0;
break;
case ACT_GOTVER:
if (cs->gotfwver == 0) {
cs->gotfwver = 1;
gig_dbg(DEBUG_EVENT,
"firmware version %02d.%03d.%02d.%02d",
cs->fwver[0], cs->fwver[1],
cs->fwver[2], cs->fwver[3]);
break;
}
/* fall through */
case ACT_FAILVER:
cs->gotfwver = -1;
dev_err(cs->dev, "could not read firmware version.\n");
break;
case ACT_ERROR:
gig_dbg(DEBUG_ANY, "%s: ERROR response in ConState %d",
__func__, at_state->ConState);
cs->cur_at_seq = SEQ_NONE;
break;
case ACT_DEBUG:
gig_dbg(DEBUG_ANY, "%s: resp_code %d in ConState %d",
__func__, ev->type, at_state->ConState);
break;
case ACT_WARN:
dev_warn(cs->dev, "%s: resp_code %d in ConState %d!\n",
__func__, ev->type, at_state->ConState);
break;
case ACT_ZCAU:
dev_warn(cs->dev, "cause code %04x in connection state %d.\n",
ev->parameter, at_state->ConState);
break;
/* events from the LL */
case ACT_DIAL:
start_dial(at_state, ev->ptr, ev->parameter);
break;
case ACT_ACCEPT:
start_accept(at_state);
break;
case ACT_HUP:
at_state->pending_commands |= PC_HUP;
gig_dbg(DEBUG_EVENT, "Scheduling PC_HUP");
cs->commands_pending = 1;
break;
/* hotplug events */
case ACT_STOP:
do_stop(cs);
break;
case ACT_START:
do_start(cs);
break;
/* events from the interface */
case ACT_IF_LOCK:
cs->cmd_result = ev->parameter ? do_lock(cs) : do_unlock(cs);
cs->waiting = 0;
wake_up(&cs->waitqueue);
break;
case ACT_IF_VER:
if (ev->parameter != 0)
cs->cmd_result = -EINVAL;
else if (cs->gotfwver != 1) {
cs->cmd_result = -ENOENT;
} else {
memcpy(ev->arg, cs->fwver, sizeof cs->fwver);
cs->cmd_result = 0;
}
cs->waiting = 0;
wake_up(&cs->waitqueue);
break;
/* events from the proc file system */
case ACT_PROC_CIDMODE:
spin_lock_irqsave(&cs->lock, flags);
if (ev->parameter != cs->cidmode) {
cs->cidmode = ev->parameter;
if (ev->parameter) {
cs->at_state.pending_commands |= PC_CIDMODE;
gig_dbg(DEBUG_EVENT, "Scheduling PC_CIDMODE");
} else {
cs->at_state.pending_commands |= PC_UMMODE;
gig_dbg(DEBUG_EVENT, "Scheduling PC_UMMODE");
}
cs->commands_pending = 1;
}
spin_unlock_irqrestore(&cs->lock, flags);
cs->waiting = 0;
wake_up(&cs->waitqueue);
break;
/* events from the hardware drivers */
case ACT_NOTIFY_BC_DOWN:
bchannel_down(bcs);
break;
case ACT_NOTIFY_BC_UP:
bchannel_up(bcs);
break;
case ACT_SHUTDOWN:
do_shutdown(cs);
break;
default:
if (action >= ACT_CMD && action < ACT_CMD + AT_NUM) {
*pp_command = at_state->bcs->commands[action - ACT_CMD];
if (!*pp_command) {
*p_genresp = 1;
*p_resp_code = RSP_NULL;
}
} else
dev_err(cs->dev, "%s: action==%d!\n", __func__, action);
}
}
void ClientController::accept_handler( client_ptr session, const boost::system::error_code& ec) {
if(!ec) session->start() ;
start_accept();
}
void slaves::tcp_server::run()
{
start_accept();
}
acceptor_server_op(boost::asio::io_service & io, const endpoint_type & endpoint, ProtocolProcesser protocolprocesser_)
:io_service(io), m_acceptor_socket(new boost::asio::basic_socket_acceptor<Protocol>(io, endpoint)), protocolprocesser(protocolprocesser_)
{
start_accept();
}
acceptor_server_op(boost::shared_ptr<boost::asio::basic_socket_acceptor<Protocol> > acceptor_socket, ProtocolProcesser protocolprocesser_)
:io_service(acceptor_socket->get_io_service()), m_acceptor_socket(acceptor_socket), protocolprocesser(protocolprocesser_)
{
start_accept();
}
TCPServer::TCPServer(boost::asio::io_service& io_service, std::size_t port) : acceptor_(io_service, tcp::endpoint(tcp::v4(), port)) {
start_accept();
}
socket_server::socket_server( boost::asio::io_service &io_service )
: _acceptor(io_service, tcp::endpoint(tcp::v4(), 4000)) {
start_accept();
}
TelnetServer::TelnetServer(boost::asio::io_service& io_srv, uint16_t port, float_t time) : acceptor_(io_srv,
boost::asio::ip::tcp::endpoint(boost::asio::ip::tcp::v4(), port)), UI_REFRESH_TIME(time)
{
start_accept();
}
/**
Constructor
server( boost::asio::io_service& io_service, short port )
*/
server::server(boost::asio::io_service &io_service, short port)
: _io_service( io_service ), _acceptor( io_service, tcp::endpoint( tcp::v4(), port ) ) {
start_accept();
} // end constructor
tcp_server::tcp_server(asio::io_service& io_service) : acceptor_{io_service, tcp::endpoint{tcp::v4(), 2013}} {
start_accept();
}
TcpServer::TcpServer(boost::asio::io_service& io_service)
: acceptor_(io_service, tcp::endpoint(tcp::v4(), SERVER_PORT))
{
start_accept();
}
//--------------------------------------------------------------------------------
Server::Server(std::size_t io_service_pool_size,
const std::string& application_id,
const std::string& application_instance,
bool runAsDaemon /*= true*/,
const std::string& config_root_path /*= ""*/,
const std::string& address /*= "get_from_config"*/,
const std::string& port /*= "get_from_config"*/)
: io_service_pool_ (io_service_pool_size),
stop_signals_ (io_service_pool_.get_io_service()),
log_reopen_signals_(io_service_pool_.get_io_service()),
acceptor_ (io_service_pool_.get_io_service()),
new_connection_ (),
request_router_ ()
{
if (createLockFile(application_id, application_instance)) {
std::cerr << "Lock file created for: [" << application_id << "] [" << application_instance << "]" << std::endl;
if(runAsDaemon) {
std::cerr << "Running as Daemon." << std::endl;
becomeDaemonProcess();
}
signalRegistrations();
std::cerr << "Signal registration completed." << std::endl;
Config::instance(application_id, application_instance, config_root_path);
std::cerr << "Configuration instance created." << std::endl;
initializeLogging((!runAsDaemon));
std::cerr << "Initialized Logging." << std::endl;
// create the stats keeper instance here. So that it's available as soon as the server is constructed.
StatsKeeper::instance(Config::instance()->get<unsigned long int>("kcc-stats.gather-period" ,300),
Config::instance()->get<unsigned long int>("kcc-stats.history-length",12));
std::cerr << "Initialized StatsKeeper." << std::endl;
ErrorStateList::instance(); // same goes for the error state list.
std::cerr << "Initialized ErrorStateList." << std::endl;
initialize_standard_handlers();
std::cerr << "Initialized Standard Handlers." << std::endl;
boost::asio::ip::tcp::resolver resolver(acceptor_.get_io_service()); // Open the acceptor with the option to reuse the address (i.e. SO_REUSEADDR).
std::cerr << "Initialized resolver." << std::endl;
boost::asio::ip::tcp::resolver::query query(Config::instance()->get<std::string>("kcc-server.address"),
Config::instance()->get<std::string>("kcc-server.port"));
std::cerr << "Initialized query object." << std::endl;
boost::asio::ip::tcp::endpoint endpoint = *resolver.resolve(query);
std::cerr << "Initialized endpoint." << std::endl;
acceptor_.open(endpoint.protocol());
std::cerr << "Acceptor opened." << std::endl;
acceptor_.set_option(boost::asio::ip::tcp::acceptor::reuse_address(true));
std::cerr << "Acceptor options set." << std::endl;
acceptor_.bind(endpoint);
std::cerr << "Acceptor bound." << std::endl;
acceptor_.listen();
std::cerr << "Server started, now accepting connections." << std::endl;
start_accept();
std::cerr << "Server Ready." << std::endl;
} else {
std::cerr << "Could not create Lockfile for this appid and instance: ["
<< lockFilePath.native()
<< "]"
<< std::endl
<< "If this message is not preceded by a message indicating that a lock file already exists, "
<< "you most likely have a permissions problem, or the directory in which you wish to create lock files, "
<< "does not exist."
<< std::endl;
throw std::runtime_error("Could not create lock file: Terminating.");
}
}