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Merge pull request #730 from Hugne/tipc

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Tipc support
This commit is contained in:
Pieter Hintjens 2013-11-01 04:05:55 -07:00
commit 2db808f250
21 changed files with 1798 additions and 3 deletions
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1
AUTHORS
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@ -37,6 +37,7 @@ Dhruva Krishnamurthy <dhruva@ymail.com>
Dirk O. Kaar <dok@dok-net.net>
Douglas Creager <douglas.creager@redjack.com>
Erich Heine <sophacles@gmail.com>
Erik Hugne <erik.hugne@ericsson.com>
Erik Rigtorp <erik@rigtorp.com>
Fabien Ninoles <fabien@tzone.org>
Frank Denis <zeromq@pureftpd.org>

9
src/Makefile.am
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@ -165,7 +165,14 @@ libzmq_la_SOURCES = \
raw_encoder.hpp \
raw_encoder.cpp \
ypipe_conflate.hpp \
dbuffer.hpp
dbuffer.hpp \
tipc_address.cpp \
tipc_address.hpp \
tipc_listener.cpp \
tipc_listener.hpp \
tipc_connecter.cpp \
tipc_connecter.hpp
if ON_MINGW
libzmq_la_LDFLAGS = -no-undefined -avoid-version -version-info @LTVER@ @LIBZMQ_EXTRA_LDFLAGS@

19
src/address.cpp
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@ -17,10 +17,12 @@
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "platform.hpp"
#include "address.hpp"
#include "err.hpp"
#include "tcp_address.hpp"
#include "ipc_address.hpp"
#include "tipc_address.hpp"
#include <string>
#include <sstream>
@ -50,6 +52,14 @@ zmq::address_t::~address_t ()
}
}
#endif
#if defined ZMQ_HAVE_LINUX
else if (protocol == "tipc") {
if (resolved.tipc_addr) {
delete resolved.tipc_addr;
resolved.tipc_addr = 0;
}
}
#endif
}
int zmq::address_t::to_string (std::string &addr_) const
@ -59,12 +69,19 @@ int zmq::address_t::to_string (std::string &addr_) const
return resolved.tcp_addr->to_string(addr_);
}
#if !defined ZMQ_HAVE_WINDOWS && !defined ZMQ_HAVE_OPENVMS
else
else
if (protocol == "ipc") {
if (resolved.ipc_addr)
return resolved.ipc_addr->to_string(addr_);
}
#endif
#if defined ZMQ_HAVE_LINUX
else if (protocol == "tipc") {
if (resolved.tipc_addr) {
return resolved.tipc_addr->to_string(addr_);
}
}
#endif
if (!protocol.empty () && !address.empty ()) {
std::stringstream s;

6
src/address.hpp
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@ -27,6 +27,9 @@ namespace zmq
class tcp_address_t;
#if !defined ZMQ_HAVE_WINDOWS && !defined ZMQ_HAVE_OPENVMS
class ipc_address_t;
#endif
#if defined ZMQ_HAVE_LINUX
class tipc_address_t;
#endif
struct address_t {
address_t (const std::string &protocol_, const std::string &address_);
@ -41,6 +44,9 @@ namespace zmq
tcp_address_t *tcp_addr;
#if !defined ZMQ_HAVE_WINDOWS && !defined ZMQ_HAVE_OPENVMS
ipc_address_t *ipc_addr;
#endif
#if defined ZMQ_HAVE_LINUX
tipc_address_t *tipc_addr;
#endif
} resolved;

11
src/session_base.cpp
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@ -24,6 +24,7 @@
#include "likely.hpp"
#include "tcp_connecter.hpp"
#include "ipc_connecter.hpp"
#include "tipc_connecter.hpp"
#include "pgm_sender.hpp"
#include "pgm_receiver.hpp"
#include "address.hpp"
@ -500,6 +501,16 @@ void zmq::session_base_t::start_connecting (bool wait_)
return;
}
#endif
#if defined ZMQ_HAVE_LINUX
if (addr->protocol == "tipc") {
tipc_connecter_t *connecter = new (std::nothrow) tipc_connecter_t (
io_thread, this, options, addr, wait_);
alloc_assert (connecter);
launch_child(connecter);
return;
}
#endif
#ifdef ZMQ_HAVE_OPENPGM

44
src/socket_base.cpp
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@ -39,6 +39,7 @@
#include "socket_base.hpp"
#include "tcp_listener.hpp"
#include "ipc_listener.hpp"
#include "tipc_listener.hpp"
#include "tcp_connecter.hpp"
#include "io_thread.hpp"
#include "session_base.hpp"
@ -52,6 +53,7 @@
#include "address.hpp"
#include "ipc_address.hpp"
#include "tcp_address.hpp"
#include "tipc_address.hpp"
#ifdef ZMQ_HAVE_OPENPGM
#include "pgm_socket.hpp"
#endif
@ -184,7 +186,7 @@ int zmq::socket_base_t::check_protocol (const std::string &protocol_)
{
// First check out whether the protcol is something we are aware of.
if (protocol_ != "inproc" && protocol_ != "ipc" && protocol_ != "tcp" &&
protocol_ != "pgm" && protocol_ != "epgm") {
protocol_ != "pgm" && protocol_ != "epgm" && protocol_ != "tipc") {
errno = EPROTONOSUPPORT;
return -1;
}
@ -207,6 +209,14 @@ int zmq::socket_base_t::check_protocol (const std::string &protocol_)
}
#endif
// TIPC transport is only available on Linux.
#if !defined ZMQ_HAVE_LINUX
if (protocol_ == "tipc") {
errno = EPROTONOSUPPORT;
return -1;
}
#endif
// Check whether socket type and transport protocol match.
// Specifically, multicast protocols can't be combined with
// bi-directional messaging patterns (socket types).
@ -399,6 +409,25 @@ int zmq::socket_base_t::bind (const char *addr_)
return 0;
}
#endif
#if defined ZMQ_HAVE_LINUX
if (protocol == "tipc") {
tipc_listener_t *listener = new (std::nothrow) tipc_listener_t (
io_thread, this, options);
alloc_assert (listener);
int rc = listener->set_address (address.c_str ());
if (rc != 0) {
delete listener;
event_bind_failed (address, zmq_errno());
return -1;
}
// Save last endpoint URI
listener->get_address (last_endpoint);
add_endpoint (addr_, (own_t *) listener, NULL);
return 0;
}
#endif
zmq_assert (false);
return -1;
@ -560,6 +589,19 @@ int zmq::socket_base_t::connect (const char *addr_)
return -1;
}
#endif
#if defined ZMQ_HAVE_LINUX
else
if (protocol == "tipc") {
paddr->resolved.tipc_addr = new (std::nothrow) tipc_address_t ();
alloc_assert (paddr->resolved.tipc_addr);
int rc = paddr->resolved.tipc_addr->resolve (address.c_str());
if (rc != 0) {
delete paddr;
return -1;
}
}
#endif
// Create session.
session_base_t *session = session_base_t::create (io_thread, true, this,
options, paddr);

105
src/tipc_address.cpp Normal file
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@ -0,0 +1,105 @@
/*
Copyright (c) 2013 Ericsson AB
This file is part of 0MQ.
0MQ is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
0MQ is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "tipc_address.hpp"
#if defined ZMQ_HAVE_LINUX
#include "err.hpp"
#include <string>
#include <sstream>
zmq::tipc_address_t::tipc_address_t ()
{
memset (&address, 0, sizeof (address));
}
zmq::tipc_address_t::tipc_address_t (const sockaddr *sa, socklen_t sa_len)
{
zmq_assert(sa && sa_len > 0);
memset (&address, 0, sizeof (address));
if (sa->sa_family == AF_TIPC) {
memcpy(&address, sa, sa_len);
}
}
zmq::tipc_address_t::~tipc_address_t ()
{
}
int zmq::tipc_address_t::resolve (const char *name)
{
int res;
unsigned int type = 0;
unsigned int lower = 0;
unsigned int upper = 0;
res = sscanf(name, "{%u,%u,%u}", &type, &lower, &upper);
if (res == 3)
goto nameseq;
else if (res == 2 && type > TIPC_RESERVED_TYPES) {
address.family = AF_TIPC;
address.addrtype = TIPC_ADDR_NAME;
address.addr.name.name.type = type;
address.addr.name.name.instance = lower;
address.scope = 0;
return 0;
}
else
return EINVAL;
nameseq:
if (type < TIPC_RESERVED_TYPES || upper < lower)
return EINVAL;
address.family = AF_TIPC;
address.addrtype = TIPC_ADDR_NAMESEQ;
address.addr.nameseq.type = type;
address.addr.nameseq.lower = lower;
address.addr.nameseq.upper = upper;
address.scope = TIPC_ZONE_SCOPE;
return 0;
}
int zmq::tipc_address_t::to_string (std::string &addr_)
{
if (address.family != AF_TIPC) {
addr_.clear ();
return -1;
}
std::stringstream s;
s << "tipc://" << "{" << address.addr.nameseq.type;
s << ", " << address.addr.nameseq.lower;
s << ", " << address.addr.nameseq.upper << "}";
addr_ = s.str ();
return 0;
}
const sockaddr *zmq::tipc_address_t::addr () const
{
return (sockaddr*) &address;
}
socklen_t zmq::tipc_address_t::addrlen () const
{
return (socklen_t) sizeof (address);
}
#endif

65
src/tipc_address.hpp Normal file
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@ -0,0 +1,65 @@
/*
Copyright (c) 2013 Ericsson AB
This file is part of 0MQ.
0MQ is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
0MQ is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __ZMQ_TIPC_ADDRESS_HPP_INCLUDED__
#define __ZMQ_TIPC_ADDRESS_HPP_INCLUDED__
#include <string>
#include "platform.hpp"
#if defined ZMQ_HAVE_LINUX
#include <sys/socket.h>
#include <linux/tipc.h>
namespace zmq
{
class tipc_address_t
{
public:
tipc_address_t ();
tipc_address_t (const sockaddr *sa, socklen_t sa_len);
~tipc_address_t ();
// This function sets up the address "{type, lower, upper}" for TIPC transport
int resolve (const char* name);
// The opposite to resolve()
int to_string (std::string &addr_);
const sockaddr *addr () const;
socklen_t addrlen () const;
private:
struct sockaddr_tipc address;
tipc_address_t (const tipc_address_t&);
const tipc_address_t &operator = (const tipc_address_t&);
};
}
#endif
#endif

256
src/tipc_connecter.cpp Normal file
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@ -0,0 +1,256 @@
/*
Copyright (c) 2013 Ericsson AB
This file is part of 0MQ.
0MQ is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
0MQ is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "tipc_connecter.hpp"
#if defined ZMQ_HAVE_LINUX
#include <new>
#include <string>
#include "stream_engine.hpp"
#include "io_thread.hpp"
#include "platform.hpp"
#include "random.hpp"
#include "err.hpp"
#include "ip.hpp"
#include "address.hpp"
#include "tipc_address.hpp"
#include "session_base.hpp"
#include <unistd.h>
#include <sys/types.h>
#include <sys/socket.h>
zmq::tipc_connecter_t::tipc_connecter_t (class io_thread_t *io_thread_,
class session_base_t *session_, const options_t &options_,
const address_t *addr_, bool delayed_start_) :
own_t (io_thread_, options_),
io_object_t (io_thread_),
addr (addr_),
s (retired_fd),
handle_valid (false),
delayed_start (delayed_start_),
timer_started (false),
session (session_),
current_reconnect_ivl(options.reconnect_ivl)
{
zmq_assert (addr);
zmq_assert (addr->protocol == "tipc");
addr->to_string (endpoint);
socket = session-> get_socket();
}
zmq::tipc_connecter_t::~tipc_connecter_t ()
{
zmq_assert (!timer_started);
zmq_assert (!handle_valid);
zmq_assert (s == retired_fd);
}
void zmq::tipc_connecter_t::process_plug ()
{
if (delayed_start)
add_reconnect_timer ();
else
start_connecting ();
}
void zmq::tipc_connecter_t::process_term (int linger_)
{
if (timer_started) {
cancel_timer (reconnect_timer_id);
timer_started = false;
}
if (handle_valid) {
rm_fd (handle);
handle_valid = false;
}
if (s != retired_fd)
close ();
own_t::process_term (linger_);
}
void zmq::tipc_connecter_t::in_event ()
{
// We are not polling for incomming data, so we are actually called
// because of error here. However, we can get error on out event as well
// on some platforms, so we'll simply handle both events in the same way.
out_event ();
}
void zmq::tipc_connecter_t::out_event ()
{
fd_t fd = connect ();
rm_fd (handle);
handle_valid = false;
// Handle the error condition by attempt to reconnect.
if (fd == retired_fd) {
close ();
add_reconnect_timer();
return;
}
// Create the engine object for this connection.
stream_engine_t *engine = new (std::nothrow) stream_engine_t (fd, options, endpoint);
alloc_assert (engine);
// Attach the engine to the corresponding session object.
send_attach (session, engine);
// Shut the connecter down.
terminate ();
socket->event_connected (endpoint, fd);
}
void zmq::tipc_connecter_t::timer_event (int id_)
{
zmq_assert (id_ == reconnect_timer_id);
timer_started = false;
start_connecting ();
}
void zmq::tipc_connecter_t::start_connecting ()
{
// Open the connecting socket.
int rc = open ();
// Connect may succeed in synchronous manner.
if (rc == 0) {
handle = add_fd (s);
handle_valid = true;
out_event ();
}
// Connection establishment may be delayed. Poll for its completion.
else
if (rc == -1 && errno == EINPROGRESS) {
handle = add_fd (s);
handle_valid = true;
set_pollout (handle);
socket->event_connect_delayed (endpoint, zmq_errno());
}
// Handle any other error condition by eventual reconnect.
else {
if (s != retired_fd)
close ();
add_reconnect_timer ();
}
}
void zmq::tipc_connecter_t::add_reconnect_timer()
{
int rc_ivl = get_new_reconnect_ivl();
add_timer (rc_ivl, reconnect_timer_id);
socket->event_connect_retried (endpoint, rc_ivl);
timer_started = true;
}
int zmq::tipc_connecter_t::get_new_reconnect_ivl ()
{
// The new interval is the current interval + random value.
int this_interval = current_reconnect_ivl +
(generate_random () % options.reconnect_ivl);
// Only change the current reconnect interval if the maximum reconnect
// interval was set and if it's larger than the reconnect interval.
if (options.reconnect_ivl_max > 0 &&
options.reconnect_ivl_max > options.reconnect_ivl) {
// Calculate the next interval
current_reconnect_ivl = current_reconnect_ivl * 2;
if(current_reconnect_ivl >= options.reconnect_ivl_max) {
current_reconnect_ivl = options.reconnect_ivl_max;
}
}
return this_interval;
}
int zmq::tipc_connecter_t::open ()
{
zmq_assert (s == retired_fd);
// Create the socket.
s = open_socket (AF_TIPC, SOCK_STREAM, 0);
if (s == -1)
return -1;
// Set the non-blocking flag.
unblock_socket (s);
// Connect to the remote peer.
int rc = ::connect (
s, addr->resolved.tipc_addr->addr (),
addr->resolved.tipc_addr->addrlen ());
// Connect was successfull immediately.
if (rc == 0)
return 0;
// Translate other error codes indicating asynchronous connect has been
// launched to a uniform EINPROGRESS.
if (rc == -1 && errno == EINTR) {
errno = EINPROGRESS;
return -1;
}
// Forward the error.
return -1;
}
void zmq::tipc_connecter_t::close ()
{
zmq_assert (s != retired_fd);
int rc = ::close (s);
errno_assert (rc == 0);
socket->event_closed (endpoint, s);
s = retired_fd;
}
zmq::fd_t zmq::tipc_connecter_t::connect ()
{
// Following code should handle both Berkeley-derived socket
// implementations and Solaris.
int err = 0;
socklen_t len = sizeof (err);
int rc = getsockopt (s, SOL_SOCKET, SO_ERROR, (char*) &err, &len);
if (rc == -1)
err = errno;
if (err != 0) {
// Assert if the error was caused by 0MQ bug.
// Networking problems are OK. No need to assert.
errno = err;
errno_assert (errno == ECONNREFUSED || errno == ECONNRESET ||
errno == ETIMEDOUT || errno == EHOSTUNREACH ||
errno == ENETUNREACH || errno == ENETDOWN);
return retired_fd;
}
fd_t result = s;
s = retired_fd;
return result;
}
#endif

127
src/tipc_connecter.hpp Normal file
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@ -0,0 +1,127 @@
/*
Copyright (c) 2013 Ericsson AB
This file is part of 0MQ.
0MQ is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
0MQ is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __TIPC_CONNECTER_HPP_INCLUDED__
#define __TIPC_CONNECTER_HPP_INCLUDED__
#include "platform.hpp"
#if defined ZMQ_HAVE_LINUX
#include "fd.hpp"
#include "own.hpp"
#include "stdint.hpp"
#include "io_object.hpp"
namespace zmq
{
class io_thread_t;
class session_base_t;
struct address_t;
class tipc_connecter_t : public own_t, public io_object_t
{
public:
// If 'delayed_start' is true connecter first waits for a while,
// then starts connection process.
tipc_connecter_t (zmq::io_thread_t *io_thread_,
zmq::session_base_t *session_, const options_t &options_,
const address_t *addr_, bool delayed_start_);
~tipc_connecter_t ();
private:
// ID of the timer used to delay the reconnection.
enum {reconnect_timer_id = 1};
// Handlers for incoming commands.
void process_plug ();
void process_term (int linger_);
// Handlers for I/O events.
void in_event ();
void out_event ();
void timer_event (int id_);
// Internal function to start the actual connection establishment.
void start_connecting ();
// Internal function to add a reconnect timer
void add_reconnect_timer();
// Close the connecting socket.
void close ();
// Get the file descriptor of newly created connection. Returns
// retired_fd if the connection was unsuccessfull.
fd_t connect ();
// Address to connect to. Owned by session_base_t.
const address_t *addr;
// Underlying socket.
fd_t s;
// Handle corresponding to the listening socket.
handle_t handle;
// If true file descriptor is registered with the poller and 'handle'
// contains valid value.
bool handle_valid;
// If true, connecter is waiting a while before trying to connect.
const bool delayed_start;
// True iff a timer has been started.
bool timer_started;
// Reference to the session we belong to.
zmq::session_base_t *session;
// Current reconnect ivl, updated for backoff strategy
int current_reconnect_ivl;
// String representation of endpoint to connect to
std::string endpoint;
// Socket
zmq::socket_base_t *socket;
// Internal function to return a reconnect backoff delay.
// Will modify the current_reconnect_ivl used for next call
// Returns the currently used interval
int get_new_reconnect_ivl ();
// Open IPC connecting socket. Returns -1 in case of error,
// 0 if connect was successfull immediately. Returns -1 with
// EAGAIN errno if async connect was launched.
int open ();
tipc_connecter_t (const tipc_connecter_t&);
const tipc_connecter_t &operator = (const tipc_connecter_t&);
};
}
#endif
#endif

178
src/tipc_listener.cpp Normal file
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@ -0,0 +1,178 @@
/*
Copyright (c) 2013 Ericsson AB
This file is part of 0MQ.
0MQ is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
0MQ is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "tipc_listener.hpp"
#if defined ZMQ_HAVE_LINUX
#include <new>
#include <string.h>
#include "stream_engine.hpp"
#include "tipc_address.hpp"
#include "io_thread.hpp"
#include "session_base.hpp"
#include "config.hpp"
#include "err.hpp"
#include "ip.hpp"
#include "socket_base.hpp"
#include <unistd.h>
#include <sys/socket.h>
#include <fcntl.h>
#include <linux/tipc.h>
zmq::tipc_listener_t::tipc_listener_t (io_thread_t *io_thread_,
socket_base_t *socket_, const options_t &options_) :
own_t (io_thread_, options_),
io_object_t (io_thread_),
s (retired_fd),
socket (socket_)
{
}
zmq::tipc_listener_t::~tipc_listener_t ()
{
zmq_assert (s == retired_fd);
}
void zmq::tipc_listener_t::process_plug ()
{
// Start polling for incoming connections.
handle = add_fd (s);
set_pollin (handle);
}
void zmq::tipc_listener_t::process_term (int linger_)
{
rm_fd (handle);
close ();
own_t::process_term (linger_);
}
void zmq::tipc_listener_t::in_event ()
{
fd_t fd = accept ();
// If connection was reset by the peer in the meantime, just ignore it.
// TODO: Handle specific errors like ENFILE/EMFILE etc.
if (fd == retired_fd) {
socket->event_accept_failed (endpoint, zmq_errno());
return;
}
// Create the engine object for this connection.
stream_engine_t *engine = new (std::nothrow) stream_engine_t (fd, options, endpoint);
alloc_assert (engine);
// Choose I/O thread to run connecter in. Given that we are already
// running in an I/O thread, there must be at least one available.
io_thread_t *io_thread = choose_io_thread (options.affinity);
zmq_assert (io_thread);
// Create and launch a session object.
session_base_t *session = session_base_t::create (io_thread, false, socket,
options, NULL);
errno_assert (session);
session->inc_seqnum ();
launch_child (session);
send_attach (session, engine, false);
socket->event_accepted (endpoint, fd);
}
int zmq::tipc_listener_t::get_address (std::string &addr_)
{
struct sockaddr_storage ss;
socklen_t sl = sizeof (ss);
int rc = getsockname (s, (sockaddr *) &ss, &sl);
if (rc != 0) {
addr_.clear ();
return rc;
}
tipc_address_t addr ((struct sockaddr *) &ss, sl);
return addr.to_string (addr_);
}
int zmq::tipc_listener_t::set_address (const char *addr_)
{
//convert str to address struct
int rc = address.resolve(addr_);
if (rc != 0)
return -1;
// Create a listening socket.
s = open_socket (AF_TIPC, SOCK_STREAM, 0);
if (s == -1)
return -1;
address.to_string (endpoint);
// Bind the socket to tipc name.
rc = bind (s, address.addr (), address.addrlen ());
if (rc != 0)
goto error;
// Listen for incomming connections.
rc = listen (s, options.backlog);
if (rc != 0)
goto error;
socket->event_listening (endpoint, s);
return 0;
error:
int err = errno;
close ();
errno = err;
return -1;
}
void zmq::tipc_listener_t::close ()
{
zmq_assert (s != retired_fd);
int rc = ::close (s);
errno_assert (rc == 0);
s = retired_fd;
socket->event_closed (endpoint, s);
}
zmq::fd_t zmq::tipc_listener_t::accept ()
{
// Accept one connection and deal with different failure modes.
// The situation where connection cannot be accepted due to insufficient
// resources is considered valid and treated by ignoring the connection.
struct sockaddr_storage ss = {};
socklen_t ss_len = sizeof(ss);
zmq_assert (s != retired_fd);
fd_t sock = ::accept (s, (struct sockaddr *) &ss, &ss_len);
if (sock == -1) {
errno_assert (errno == EAGAIN || errno == EWOULDBLOCK || errno == ENOBUFS ||
errno == EINTR || errno == ECONNABORTED || errno == EPROTO || errno == EMFILE ||
errno == ENFILE);
return retired_fd;
}
/*FIXME Accept filters?*/
return sock;
}
#endif

97
src/tipc_listener.hpp Normal file
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@ -0,0 +1,97 @@
/*
Copyright (c) 2013 Ericsson AB
This file is part of 0MQ.
0MQ is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
0MQ is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __ZMQ_TIPC_LISTENER_HPP_INCLUDED__
#define __ZMQ_TIPC_LISTENER_HPP_INCLUDED__
#include "platform.hpp"
#if defined ZMQ_HAVE_LINUX
#include <string>
#include "fd.hpp"
#include "own.hpp"
#include "stdint.hpp"
#include "io_object.hpp"
#include "tipc_address.hpp"
namespace zmq
{
class io_thread_t;
class socket_base_t;
class tipc_listener_t : public own_t, public io_object_t
{
public:
tipc_listener_t (zmq::io_thread_t *io_thread_,
zmq::socket_base_t *socket_, const options_t &options_);
~tipc_listener_t ();
// Set address to listen on.
int set_address (const char *addr_);
// Get the bound address for use with wildcards
int get_address (std::string &addr_);
private:
// Handlers for incoming commands.
void process_plug ();
void process_term (int linger_);
// Handlers for I/O events.
void in_event ();
// Close the listening socket.
void close ();
// Accept the new connection. Returns the file descriptor of the
// newly created connection. The function may return retired_fd
// if the connection was dropped while waiting in the listen backlog.
fd_t accept ();
// Address to listen on
tipc_address_t address;
// Underlying socket.
fd_t s;
// Handle corresponding to the listening socket.
handle_t handle;
// Socket the listerner belongs to.
zmq::socket_base_t *socket;
// String representation of endpoint to bind to
std::string endpoint;
tipc_listener_t (const tipc_listener_t&);
const tipc_listener_t &operator = (const tipc_listener_t&);
};
}
#endif
#endif

21
tests/Makefile.am
View File

@ -51,6 +51,17 @@ noinst_PROGRAMS += test_shutdown_stress \
test_fork
endif
if ON_LINUX
noinst_PROGRAMS += test_connect_delay_tipc \
test_pair_tipc \
test_reqrep_device_tipc \
test_reqrep_tipc \
test_router_mandatory_tipc \
test_shutdown_stress_tipc \
test_sub_forward_tipc \
test_term_endpoint_tipc
endif
test_system_SOURCES = test_system.cpp
test_pair_inproc_SOURCES = test_pair_inproc.cpp testutil.hpp
test_pair_tcp_SOURCES = test_pair_tcp.cpp testutil.hpp
@ -97,6 +108,16 @@ test_reqrep_ipc_SOURCES = test_reqrep_ipc.cpp testutil.hpp
test_timeo_SOURCES = test_timeo.cpp
test_fork_SOURCES = test_fork.cpp
endif
if ON_LINUX
test_connect_delay_tipc_SOURCES = test_connect_delay_tipc.cpp
test_pair_tipc_SOURCES = test_pair_tipc.cpp
test_reqrep_device_tipc_SOURCES = test_reqrep_device_tipc.cpp
test_reqrep_tipc_SOURCES = test_reqrep_tipc.cpp
test_router_mandatory_tipc_SOURCES = test_router_mandatory_tipc.cpp
test_shutdown_stress_tipc_SOURCES = test_shutdown_stress_tipc.cpp
test_sub_forward_tipc_SOURCES = test_sub_forward_tipc.cpp
test_term_endpoint_tipc_SOURCES = test_term_endpoint_tipc.cpp
endif
# Run the test cases
TESTS = $(noinst_PROGRAMS)

238
tests/test_connect_delay_tipc.cpp Normal file
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@ -0,0 +1,238 @@
/*
Copyright (c) 2007-2013 Contributors as noted in the AUTHORS file
This file is part of 0MQ.
0MQ is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
0MQ is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "../include/zmq.h"
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <string>
#undef NDEBUG
#include <assert.h>
int main (void)
{
int val;
int rc;
char buffer[16];
// TEST 1.
// First we're going to attempt to send messages to two
// pipes, one connected, the other not. We should see
// the PUSH load balancing to both pipes, and hence half
// of the messages getting queued, as connect() creates a
// pipe immediately.
void *context = zmq_ctx_new();
assert (context);
void *to = zmq_socket(context, ZMQ_PULL);
assert (to);
// Bind the one valid receiver
val = 0;
rc = zmq_setsockopt(to, ZMQ_LINGER, &val, sizeof(val));
assert (rc == 0);
rc = zmq_bind (to, "tipc://{6555,0,0}");
assert (rc == 0);
// Create a socket pushing to two endpoints - only 1 message should arrive.
void *from = zmq_socket (context, ZMQ_PUSH);
assert(from);
val = 0;
zmq_setsockopt (from, ZMQ_LINGER, &val, sizeof (val));
// This pipe will not connect
rc = zmq_connect (from, "tipc://{5556,0}");
assert (rc == 0);
// This pipe will
rc = zmq_connect (from, "tipc://{6555,0}");
assert (rc == 0);
// We send 10 messages, 5 should just get stuck in the queue
// for the not-yet-connected pipe
for (int i = 0; i < 10; ++i) {
rc = zmq_send (from, "Hello", 5, 0);
assert (rc == 5);
}
// We now consume from the connected pipe
// - we should see just 5
int timeout = 100;
rc = zmq_setsockopt (to, ZMQ_RCVTIMEO, &timeout, sizeof (int));
assert (rc == 0);
int seen = 0;
while (true) {
rc = zmq_recv (to, &buffer, sizeof (buffer), 0);
if (rc == -1)
break; // Break when we didn't get a message
seen++;
}
assert (seen == 5);
rc = zmq_close (from);
assert (rc == 0);
rc = zmq_close (to);
assert (rc == 0);
rc = zmq_term (context);
assert (rc == 0);
// TEST 2
// This time we will do the same thing, connect two pipes,
// one of which will succeed in connecting to a bound
// receiver, the other of which will fail. However, we will
// also set the delay attach on connect flag, which should
// cause the pipe attachment to be delayed until the connection
// succeeds.
context = zmq_ctx_new();
// Bind the valid socket
to = zmq_socket (context, ZMQ_PULL);
assert (to);
rc = zmq_bind (to, "tipc://{5560,0,0}");
assert (rc == 0);
val = 0;
rc = zmq_setsockopt (to, ZMQ_LINGER, &val, sizeof(val));
assert (rc == 0);
// Create a socket pushing to two endpoints - all messages should arrive.
from = zmq_socket (context, ZMQ_PUSH);
assert (from);
val = 0;
rc = zmq_setsockopt (from, ZMQ_LINGER, &val, sizeof(val));
assert (rc == 0);
// Set the key flag
val = 1;
rc = zmq_setsockopt (from, ZMQ_DELAY_ATTACH_ON_CONNECT, &val, sizeof(val));
assert (rc == 0);
// Connect to the invalid socket
rc = zmq_connect (from, "tipc://{5561,0}");
assert (rc == 0);
// Connect to the valid socket
rc = zmq_connect (from, "tipc://{5560,0}");
assert (rc == 0);
// Send 10 messages, all should be routed to the connected pipe
for (int i = 0; i < 10; ++i) {
rc = zmq_send (from, "Hello", 5, 0);
assert (rc == 5);
}
rc = zmq_setsockopt (to, ZMQ_RCVTIMEO, &timeout, sizeof (int));
assert (rc == 0);
seen = 0;
while (true) {
rc = zmq_recv (to, &buffer, sizeof (buffer), 0);
if (rc == -1)
break; // Break when we didn't get a message
seen++;
}
assert (seen == 10);
rc = zmq_close (from);
assert (rc == 0);
rc = zmq_close (to);
assert (rc == 0);
rc = zmq_term (context);
assert (rc == 0);
// TEST 3
// This time we want to validate that the same blocking behaviour
// occurs with an existing connection that is broken. We will send
// messages to a connected pipe, disconnect and verify the messages
// block. Then we reconnect and verify messages flow again.
context = zmq_ctx_new ();
void *backend = zmq_socket (context, ZMQ_DEALER);
assert (backend);
void *frontend = zmq_socket (context, ZMQ_DEALER);
assert (frontend);
int zero = 0;
rc = zmq_setsockopt (backend, ZMQ_LINGER, &zero, sizeof (zero));
assert (rc == 0);
rc = zmq_setsockopt (frontend, ZMQ_LINGER, &zero, sizeof (zero));
assert (rc == 0);
// Frontend connects to backend using DELAY_ATTACH_ON_CONNECT
int on = 1;
rc = zmq_setsockopt (frontend, ZMQ_DELAY_ATTACH_ON_CONNECT, &on, sizeof (on));
assert (rc == 0);
rc = zmq_bind (backend, "tipc://{5560,0,0}");
assert (rc == 0);
rc = zmq_connect (frontend, "tipc://{5560,0}");
assert (rc == 0);
// Ping backend to frontend so we know when the connection is up
rc = zmq_send (backend, "Hello", 5, 0);
assert (rc == 5);
rc = zmq_recv (frontend, buffer, 255, 0);
assert (rc == 5);
// Send message from frontend to backend
rc = zmq_send (frontend, "Hello", 5, ZMQ_DONTWAIT);
assert (rc == 5);
rc = zmq_close (backend);
assert (rc == 0);
// Give time to process disconnect
// There's no way to do this except with a sleep
struct timespec t = { 0, 250 * 1000000 };
nanosleep (&t, NULL);
// Send a message, should fail
rc = zmq_send (frontend, "Hello", 5, ZMQ_DONTWAIT);
assert (rc == -1);
// Recreate backend socket
backend = zmq_socket (context, ZMQ_DEALER);
assert (backend);
rc = zmq_setsockopt (backend, ZMQ_LINGER, &zero, sizeof (zero));
assert (rc == 0);
rc = zmq_bind (backend, "tipc://{5560,0,0}");
assert (rc == 0);
// Ping backend to frontend so we know when the connection is up
rc = zmq_send (backend, "Hello", 5, 0);
assert (rc == 5);
rc = zmq_recv (frontend, buffer, 255, 0);
assert (rc == 5);
// After the reconnect, should succeed
rc = zmq_send (frontend, "Hello", 5, ZMQ_DONTWAIT);
assert (rc == 5);
rc = zmq_close (backend);
assert (rc == 0);
rc = zmq_close (frontend);
assert (rc == 0);
rc = zmq_term (context);
assert (rc == 0);
}

54
tests/test_pair_tipc.cpp Normal file
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@ -0,0 +1,54 @@
/*
Copyright (c) 2010-2011 250bpm s.r.o.
Copyright (c) 2011 iMatix Corporation
Copyright (c) 2010-2011 Other contributors as noted in the AUTHORS file
This file is part of 0MQ.
0MQ is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
0MQ is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include "testutil.hpp"
int main (void)
{
fprintf (stderr, "test_pair_tipc running...\n");
void *ctx = zmq_init (1);
assert (ctx);
void *sb = zmq_socket (ctx, ZMQ_PAIR);
assert (sb);
int rc = zmq_bind (sb, "tipc://{5560,0,0}");
assert (rc == 0);
void *sc = zmq_socket (ctx, ZMQ_PAIR);
assert (sc);
rc = zmq_connect (sc, "tipc://{5560,0}");
assert (rc == 0);
bounce (sb, sc);
rc = zmq_close (sc);
assert (rc == 0);
rc = zmq_close (sb);
assert (rc == 0);
rc = zmq_term (ctx);
assert (rc == 0);
return 0 ;
}

143
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@ -0,0 +1,143 @@
/*
Copyright (c) 2010-2011 250bpm s.r.o.
Copyright (c) 2011 VMware, Inc.
Copyright (c) 2010-2011 Other contributors as noted in the AUTHORS file
This file is part of 0MQ.
0MQ is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
0MQ is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "../include/zmq.h"
#include <stdio.h>
#include <string.h>
#undef NDEBUG
#include <assert.h>
int main (void)
{
fprintf (stderr, "test_reqrep_device_tipc running...\n");
void *ctx = zmq_init (1);
assert (ctx);
// Create a req/rep device.
void *dealer = zmq_socket (ctx, ZMQ_DEALER);
assert (dealer);
int rc = zmq_bind (dealer, "tipc://{5560,0,0}");
assert (rc == 0);
void *router = zmq_socket (ctx, ZMQ_ROUTER);
assert (router);
rc = zmq_bind (router, "tipc://{5561,0,0}");
assert (rc == 0);
// Create a worker.
void *rep = zmq_socket (ctx, ZMQ_REP);
assert (rep);
rc = zmq_connect (rep, "tipc://{5560,0}");
assert (rc == 0);
// Create a client.
void *req = zmq_socket (ctx, ZMQ_REQ);
assert (req);
rc = zmq_connect (req, "tipc://{5561,0}");
assert (rc == 0);
// Send a request.
rc = zmq_send (req, "ABC", 3, ZMQ_SNDMORE);
assert (rc == 3);
rc = zmq_send (req, "DEF", 3, 0);
assert (rc == 3);
// Pass the request through the device.
for (int i = 0; i != 4; i++) {
zmq_msg_t msg;
rc = zmq_msg_init (&msg);
assert (rc == 0);
rc = zmq_recvmsg (router, &msg, 0);
assert (rc >= 0);
int rcvmore;
size_t sz = sizeof (rcvmore);
rc = zmq_getsockopt (router, ZMQ_RCVMORE, &rcvmore, &sz);
assert (rc == 0);
rc = zmq_sendmsg (dealer, &msg, rcvmore ? ZMQ_SNDMORE : 0);
assert (rc >= 0);
}
// Receive the request.
char buff [3];
rc = zmq_recv (rep, buff, 3, 0);
assert (rc == 3);
assert (memcmp (buff, "ABC", 3) == 0);
int rcvmore;
size_t sz = sizeof (rcvmore);
rc = zmq_getsockopt (rep, ZMQ_RCVMORE, &rcvmore, &sz);
assert (rc == 0);
assert (rcvmore);
rc = zmq_recv (rep, buff, 3, 0);
assert (rc == 3);
assert (memcmp (buff, "DEF", 3) == 0);
rc = zmq_getsockopt (rep, ZMQ_RCVMORE, &rcvmore, &sz);
assert (rc == 0);
assert (!rcvmore);
// Send the reply.
rc = zmq_send (rep, "GHI", 3, ZMQ_SNDMORE);
assert (rc == 3);
rc = zmq_send (rep, "JKL", 3, 0);
assert (rc == 3);
// Pass the reply through the device.
for (int i = 0; i != 4; i++) {
zmq_msg_t msg;
rc = zmq_msg_init (&msg);
assert (rc == 0);
rc = zmq_recvmsg (dealer, &msg, 0);
assert (rc >= 0);
int rcvmore;
rc = zmq_getsockopt (dealer, ZMQ_RCVMORE, &rcvmore, &sz);
assert (rc == 0);
rc = zmq_sendmsg (router, &msg, rcvmore ? ZMQ_SNDMORE : 0);
assert (rc >= 0);
}
// Receive the reply.
rc = zmq_recv (req, buff, 3, 0);
assert (rc == 3);
assert (memcmp (buff, "GHI", 3) == 0);
rc = zmq_getsockopt (req, ZMQ_RCVMORE, &rcvmore, &sz);
assert (rc == 0);
assert (rcvmore);
rc = zmq_recv (req, buff, 3, 0);
assert (rc == 3);
assert (memcmp (buff, "JKL", 3) == 0);
rc = zmq_getsockopt (req, ZMQ_RCVMORE, &rcvmore, &sz);
assert (rc == 0);
assert (!rcvmore);
// Clean up.
rc = zmq_close (req);
assert (rc == 0);
rc = zmq_close (rep);
assert (rc == 0);
rc = zmq_close (router);
assert (rc == 0);
rc = zmq_close (dealer);
assert (rc == 0);
rc = zmq_term (ctx);
assert (rc == 0);
return 0 ;
}

54
tests/test_reqrep_tipc.cpp Normal file
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@ -0,0 +1,54 @@
/*
Copyright (c) 2010-2011 250bpm s.r.o.
Copyright (c) 2011 iMatix Corporation
Copyright (c) 2010-2011 Other contributors as noted in the AUTHORS file
This file is part of 0MQ.
0MQ is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
0MQ is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include "testutil.hpp"
int main (void)
{
fprintf (stderr, "test_reqrep_tipc running...\n");
void *ctx = zmq_init (1);
assert (ctx);
void *sb = zmq_socket (ctx, ZMQ_REP);
assert (sb);
int rc = zmq_bind (sb, "tipc://{5560,0,0}");
assert (rc == 0);
void *sc = zmq_socket (ctx, ZMQ_REQ);
assert (sc);
rc = zmq_connect (sc, "tipc://{5560,0}");
assert (rc == 0);
bounce (sb, sc);
rc = zmq_close (sc);
assert (rc == 0);
rc = zmq_close (sb);
assert (rc == 0);
rc = zmq_term (ctx);
assert (rc == 0);
return 0 ;
}

62
tests/test_router_mandatory_tipc.cpp Normal file
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@ -0,0 +1,62 @@
/*
Copyright (c) 2010-2011 250bpm s.r.o.
Copyright (c) 2011 iMatix Corporation
Copyright (c) 2010-2011 Other contributors as noted in the AUTHORS file
This file is part of 0MQ.
0MQ is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
0MQ is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include "testutil.hpp"
int main (void)
{
fprintf (stderr, "test_router_mandatory_tipc running...\n");
void *ctx = zmq_init (1);
assert (ctx);
// Creating the first socket.
void *sa = zmq_socket (ctx, ZMQ_ROUTER);
assert (sa);
int rc = zmq_bind (sa, "tipc://{15560,0,0}");
assert (rc == 0);
// Sending a message to an unknown peer with the default setting
rc = zmq_send (sa, "UNKNOWN", 7, ZMQ_SNDMORE);
assert (rc == 7);
rc = zmq_send (sa, "DATA", 4, 0);
assert (rc == 4);
int mandatory = 1;
// Set mandatory routing on socket
rc = zmq_setsockopt (sa, ZMQ_ROUTER_MANDATORY, &mandatory, sizeof (mandatory));
assert (rc == 0);
// Send a message and check that it fails
rc = zmq_send (sa, "UNKNOWN", 7, ZMQ_SNDMORE | ZMQ_DONTWAIT);
assert (rc == -1 && errno == EHOSTUNREACH);
rc = zmq_close (sa);
assert (rc == 0);
rc = zmq_term (ctx);
assert (rc == 0);
return 0 ;
}

93
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@ -0,0 +1,93 @@
/*
Copyright (c) 2010-2011 250bpm s.r.o.
Copyright (c) 2011 iMatix Corporation
Copyright (c) 2010-2011 Other contributors as noted in the AUTHORS file
This file is part of 0MQ.
0MQ is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
0MQ is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "../include/zmq.h"
#include <pthread.h>
#include <stddef.h>
#include <stdio.h>
#undef NDEBUG
#include <assert.h>
#define THREAD_COUNT 100
extern "C"
{
static void *worker (void *s)
{
int rc;
rc = zmq_connect (s, "tipc://{5560,0}");
assert (rc == 0);
// Start closing the socket while the connecting process is underway.
rc = zmq_close (s);
assert (rc == 0);
return NULL;
}
}
int main (void)
{
void *ctx;
void *s1;
void *s2;
int i;
int j;
int rc;
pthread_t threads [THREAD_COUNT];
fprintf (stderr, "test_shutdown_stress_tipc running...\n");
for (j = 0; j != 10; j++) {
// Check the shutdown with many parallel I/O threads.
ctx = zmq_init (7);
assert (ctx);
s1 = zmq_socket (ctx, ZMQ_PUB);
assert (s1);
rc = zmq_bind (s1, "tipc://{5560,0,0}");
assert (rc == 0);
for (i = 0; i != THREAD_COUNT; i++) {
s2 = zmq_socket (ctx, ZMQ_SUB);
assert (s2);
rc = pthread_create (&threads [i], NULL, worker, s2);
assert (rc == 0);
}
for (i = 0; i != THREAD_COUNT; i++) {
rc = pthread_join (threads [i], NULL);
assert (rc == 0);
}
rc = zmq_close (s1);
assert (rc == 0);
rc = zmq_term (ctx);
assert (rc == 0);
}
return 0;
}

99
tests/test_sub_forward_tipc.cpp Normal file
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@ -0,0 +1,99 @@
/*
Copyright (c) 2010-2011 250bpm s.r.o.
Copyright (c) 2011 iMatix Corporation
Copyright (c) 2010-2011 Other contributors as noted in the AUTHORS file
This file is part of 0MQ.
0MQ is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
0MQ is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "../include/zmq.h"
#include "../include/zmq_utils.h"
#include <stdio.h>
#undef NDEBUG
#include <assert.h>
int main (void)
{
fprintf (stderr, "test_sub_forward running...\n");
void *ctx = zmq_init (1);
assert (ctx);
// First, create an intermediate device.
void *xpub = zmq_socket (ctx, ZMQ_XPUB);
assert (xpub);
int rc = zmq_bind (xpub, "tipc://{5560,0,0}");
assert (rc == 0);
void *xsub = zmq_socket (ctx, ZMQ_XSUB);
assert (xsub);
rc = zmq_bind (xsub, "tipc://{5561,0,0}");
assert (rc == 0);
// Create a publisher.
void *pub = zmq_socket (ctx, ZMQ_PUB);
assert (pub);
rc = zmq_connect (pub, "tipc://{5561,0}");
assert (rc == 0);
// Create a subscriber.
void *sub = zmq_socket (ctx, ZMQ_SUB);
assert (sub);
rc = zmq_connect (sub, "tipc://{5560,0}");
assert (rc == 0);
// Subscribe for all messages.
rc = zmq_setsockopt (sub, ZMQ_SUBSCRIBE, "", 0);
assert (rc == 0);
// Pass the subscription upstream through the device.
char buff [32];
rc = zmq_recv (xpub, buff, sizeof (buff), 0);
assert (rc >= 0);
rc = zmq_send (xsub, buff, rc, 0);
assert (rc >= 0);
// Wait a bit till the subscription gets to the publisher.
zmq_sleep (1);
// Send an empty message.
rc = zmq_send (pub, NULL, 0, 0);
assert (rc == 0);
// Pass the message downstream through the device.
rc = zmq_recv (xsub, buff, sizeof (buff), 0);
assert (rc >= 0);
rc = zmq_send (xpub, buff, rc, 0);
assert (rc >= 0);
// Receive the message in the subscriber.
rc = zmq_recv (sub, buff, sizeof (buff), 0);
assert (rc == 0);
// Clean up.
rc = zmq_close (xpub);
assert (rc == 0);
rc = zmq_close (xsub);
assert (rc == 0);
rc = zmq_close (pub);
assert (rc == 0);
rc = zmq_close (sub);
assert (rc == 0);
rc = zmq_term (ctx);
assert (rc == 0);
return 0 ;
}

119
tests/test_term_endpoint_tipc.cpp Normal file
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/*
Copyright (c) 2010-2011 250bpm s.r.o.
Copyright (c) 2011 iMatix Corporation
Copyright (c) 2010-2011 Other contributors as noted in the AUTHORS file
This file is part of 0MQ.
0MQ is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
0MQ is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "../include/zmq.h"
#include "../include/zmq_utils.h"
#include <string.h>
#include <unistd.h>
#undef NDEBUG
#include <assert.h>
int main (void)
{
int rc;
char buf[32];
const char *ep = "tipc://{5560,0,0}";
const char *name = "tipc://{5560,0}";
fprintf (stderr, "unbind endpoint test running...\n");
// Create infrastructure.
void *ctx = zmq_init (1);
assert (ctx);
void *push = zmq_socket (ctx, ZMQ_PUSH);
assert (push);
rc = zmq_bind (push, ep);
assert (rc == 0);
void *pull = zmq_socket (ctx, ZMQ_PULL);
assert (pull);
rc = zmq_connect (pull, name);
assert (rc == 0);
// Pass one message through to ensure the connection is established.
rc = zmq_send (push, "ABC", 3, 0);
assert (rc == 3);
rc = zmq_recv (pull, buf, sizeof (buf), 0);
assert (rc == 3);
// Unbind the lisnening endpoint
rc = zmq_unbind (push, ep);
assert (rc == 0);
// Let events some time
zmq_sleep (1);
// Check that sending would block (there's no outbound connection).
rc = zmq_send (push, "ABC", 3, ZMQ_DONTWAIT);
assert (rc == -1 && zmq_errno () == EAGAIN);
// Clean up.
rc = zmq_close (pull);
assert (rc == 0);
rc = zmq_close (push);
assert (rc == 0);
rc = zmq_term (ctx);
assert (rc == 0);
// Now the other way round.
fprintf (stderr, "disconnect endpoint test running...\n");
// Create infrastructure.
ctx = zmq_init (1);
assert (ctx);
push = zmq_socket (ctx, ZMQ_PUSH);
assert (push);
rc = zmq_connect (push, name);
assert (rc == 0);
pull = zmq_socket (ctx, ZMQ_PULL);
assert (pull);
rc = zmq_bind (pull, ep);
assert (rc == 0);
// Pass one message through to ensure the connection is established.
rc = zmq_send (push, "ABC", 3, 0);
assert (rc == 3);
rc = zmq_recv (pull, buf, sizeof (buf), 0);
assert (rc == 3);
// Disconnect the bound endpoint
rc = zmq_disconnect (push, name);
assert (rc == 0);
// Let events some time
zmq_sleep (1);
// Check that sending would block (there's no inbound connections).
rc = zmq_send (push, "ABC", 3, ZMQ_DONTWAIT);
assert (rc == -1 && zmq_errno () == EAGAIN);
// Clean up.
rc = zmq_close (pull);
assert (rc == 0);
rc = zmq_close (push);
assert (rc == 0);
rc = zmq_term (ctx);
assert (rc == 0);
return 0;
}