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Merge pull request #15 from montoyaedu/master

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Added monitor_t class
This commit is contained in:
Pieter Hintjens 2013-06-27 10:55:23 -07:00
commit d5cf3c9410
1 changed files with 88 additions and 2 deletions
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90
zmq.hpp
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@ -285,12 +285,29 @@ namespace zmq
void operator = (const context_t&);
};
class monitor_t
{
public:
virtual void on_event_connected(const char *addr_) = 0;
virtual void on_event_connect_delayed(const char *addr_) = 0;
virtual void on_event_connect_retried(const char *addr_) = 0;
virtual void on_event_listening(const char *addr_) = 0;
virtual void on_event_bind_failed(const char *addr_) = 0;
virtual void on_event_accepted(const char *addr_) = 0;
virtual void on_event_accept_failed(const char *addr_) = 0;
virtual void on_event_closed(const char *addr_) = 0;
virtual void on_event_close_failed(const char *addr_) = 0;
virtual void on_event_disconnected(const char *addr_) = 0;
virtual void on_event_unknown(int event) = 0;
};
class socket_t
{
public:
inline socket_t (context_t &context_, int type_)
{
ctxptr = context_.ptr;
ptr = zmq_socket (context_.ptr, type_);
if (ptr == NULL)
throw error_t ();
@ -343,6 +360,14 @@ namespace zmq
if (rc != 0)
throw error_t ();
}
inline void init_monitor(const char *addr_, int events)
{
int rc = zmq_socket_monitor(ptr, addr_, events);
if (rc != 0)
throw error_t ();
monaddr = std::string(addr_);
}
inline void bind (const char *addr_)
{
@ -369,6 +394,66 @@ namespace zmq
{
return(ptr != NULL);
}
inline void monitor (monitor_t* mon)
{
zmq_event_t event;
int rc;
assert(mon);
void *s = zmq_socket (ctxptr, ZMQ_PAIR);
assert (s);
rc = zmq_connect (s, monaddr.c_str());
assert (rc == 0);
while (true) {
zmq_msg_t msg;
zmq_msg_init (&msg);
rc = zmq_recvmsg (s, &msg, 0);
if (rc == -1 && zmq_errno() == ETERM) break;
assert (rc != -1);
memcpy (&event, zmq_msg_data (&msg), sizeof (event));
switch (event.event) {
case ZMQ_EVENT_CONNECTED:
mon->on_event_connected(event.data.connected.addr);
break;
case ZMQ_EVENT_CONNECT_DELAYED:
mon->on_event_connect_delayed(event.data.connect_delayed.addr);
break;
case ZMQ_EVENT_CONNECT_RETRIED:
mon->on_event_connect_retried(event.data.connect_retried.addr);
break;
case ZMQ_EVENT_LISTENING:
mon->on_event_listening(event.data.listening.addr);
break;
case ZMQ_EVENT_BIND_FAILED:
mon->on_event_bind_failed(event.data.bind_failed.addr);
break;
case ZMQ_EVENT_ACCEPTED:
mon->on_event_accepted(event.data.accepted.addr);
break;
case ZMQ_EVENT_ACCEPT_FAILED:
mon->on_event_accept_failed(event.data.accept_failed.addr);
break;
case ZMQ_EVENT_CLOSED:
mon->on_event_closed(event.data.closed.addr);
break;
case ZMQ_EVENT_CLOSE_FAILED:
mon->on_event_close_failed(event.data.close_failed.addr);
break;
case ZMQ_EVENT_DISCONNECTED:
mon->on_event_disconnected(event.data.disconnected.addr);
break;
default:
mon->on_event_unknown(event.event);
break;
}
zmq_msg_close (&msg);
}
zmq_close (s);
}
inline size_t send (const void *buf_, size_t len_, int flags_ = 0)
{
@ -409,10 +494,11 @@ namespace zmq
return false;
throw error_t ();
}
private:
std::string monaddr;
void *ptr;
void *ctxptr;
socket_t (const socket_t&) ZMQ_DELETED_FUNCTION;
void operator = (const socket_t&) ZMQ_DELETED_FUNCTION;