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ZMQ_MONITOR socket option registers a callback / event sink for changes in socket state

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This commit is contained in:
Lourens Naudé
2012-05-04 02:32:46 +01:00
parent 16ec2868c5
commit 5c6f72c17c
26 changed files with 461 additions and 13 deletions
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58
src/socket_base.cpp
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@@ -351,6 +351,7 @@ int zmq::socket_base_t::bind (const char *addr_)
int rc = listener->set_address (address.c_str ());
if (rc != 0) {
delete listener;
monitor_event (ZMQ_EVENT_BIND_FAILED, addr_, zmq_errno());
return -1;
}
@@ -369,6 +370,7 @@ int zmq::socket_base_t::bind (const char *addr_)
int rc = listener->set_address (address.c_str ());
if (rc != 0) {
delete listener;
monitor_event (ZMQ_EVENT_BIND_FAILED, addr_, zmq_errno());
return -1;
}
@@ -980,3 +982,59 @@ void zmq::socket_base_t::extract_flags (msg_t *msg_)
// Remove MORE flag.
rcvmore = msg_->flags () & msg_t::more ? true : false;
}
void zmq::socket_base_t::monitor_event (int event_, ...)
{
if (options.monitor != NULL) {
va_list args;
zmq_event_data_t data;
memset(&data, 0, sizeof (zmq_event_data_t));
va_start (args, event_);
switch (event_) {
case ZMQ_EVENT_CONNECTED:
data.connected.addr = va_arg (args, char*);
data.connected.fd = va_arg (args, int);
break;
case ZMQ_EVENT_CONNECT_DELAYED:
data.connect_delayed.addr = va_arg (args, char*);
data.connect_delayed.err = va_arg (args, int);
break;
case ZMQ_EVENT_CONNECT_RETRIED:
data.connect_retried.addr = va_arg (args, char*);
data.connect_retried.interval = va_arg (args, int);
break;
case ZMQ_EVENT_LISTENING:
data.listening.addr = va_arg (args, char*);
data.listening.fd = va_arg (args, int);
break;
case ZMQ_EVENT_BIND_FAILED:
data.bind_failed.addr = va_arg (args, char*);
data.bind_failed.err = va_arg (args, int);
break;
case ZMQ_EVENT_ACCEPTED:
data.accepted.addr = va_arg (args, char*);
data.accepted.fd = va_arg (args, int);
break;
case ZMQ_EVENT_ACCEPT_FAILED:
data.accept_failed.addr = va_arg (args, char*);
data.accept_failed.err = va_arg (args, int);
break;
case ZMQ_EVENT_CLOSED:
data.closed.addr = va_arg (args, char*);
data.closed.fd = va_arg (args, int);
break;
case ZMQ_EVENT_CLOSE_FAILED:
data.close_failed.addr = va_arg (args, char*);
data.close_failed.err = va_arg (args, int);
break;
case ZMQ_EVENT_DISCONNECTED:
data.disconnected.addr = va_arg (args, char*);
data.disconnected.fd = va_arg (args, int);
break;
default:
zmq_assert (false);
}
options.monitor ((void *)this, event_, &data);
va_end (args);
}
}