implemented more async api in lua

plugins/python/uwsgi_pymodule.c

@@ -187,7 +187,6 @@ static PyObject *py_uwsgi_close(PyObject * self, PyObject * args) {
 
 	close(fd);
 
-
 	Py_INCREF(Py_None);
 	return Py_None;
 
@@ -604,59 +603,6 @@ PyObject *py_uwsgi_set_logvar(PyObject * self, PyObject * args) {
         return Py_None;
 }
 
-PyObject *py_uwsgi_recv_block(PyObject * self, PyObject * args) {
-
-	char buf[4096];
-	char *bufptr;
-	ssize_t rlen = 0, len;
-	int fd, size, remains, ret, timeout = -1;
-
-
-	if (!PyArg_ParseTuple(args, "ii|i:recv_block", &fd, &size, &timeout)) {
-		return NULL;
-	}
-
-	if (fd < 0)
-		goto clear;
-
-	UWSGI_RELEASE_GIL
-		// security check
-		if (size > 4096)
-		size = 4096;
-
-	remains = size;
-
-	bufptr = buf;
-	while (remains > 0) {
-		uwsgi_log("%d %d %d\n", remains, size, timeout);
-		ret = uwsgi_waitfd(fd, timeout);
-		if (ret > 0) {
-			len = read(fd, bufptr, UMIN(remains, size));
-			if (len > 0) {
-				bufptr += len;
-				rlen += len;
-				remains -= len;
-			}
-			else {
-				break;
-			}
-		}
-		else {
-			uwsgi_log("error waiting for block data\n");
-			break;
-		}
-	}
-
-	UWSGI_GET_GIL if (rlen == size) {
-		return PyString_FromStringAndSize(buf, rlen);
-	}
-
-      clear:
-
-	Py_INCREF(Py_None);
-	return Py_None;
-}
-
 PyObject *py_uwsgi_recv(PyObject * self, PyObject * args) {
 
 	int fd, max_size = 4096;
@@ -685,28 +631,19 @@ PyObject *py_uwsgi_recv(PyObject * self, PyObject * args) {
 
 PyObject *py_uwsgi_is_connected(PyObject * self, PyObject * args) {
 
-	int fd, soopt;
-	socklen_t solen = sizeof(int);
+	int fd = -1;
 
 	if (!PyArg_ParseTuple(args, "i:is_connected", &fd)) {
 		return NULL;
 	}
 
-	if (getsockopt(fd, SOL_SOCKET, SO_ERROR, (void *) (&soopt), &solen) < 0) {
-		uwsgi_error("getsockopt()");
-		goto clear;
+	if (uwsgi_is_connected(fd)) {
+		Py_INCREF(Py_True);
+		return Py_True;
 	}
-	/* is something bad ? */
-	if (soopt)
-		goto clear;
 
-	Py_INCREF(Py_True);
-	return Py_True;
-
-      clear:
-
-	Py_INCREF(Py_None);
-	return Py_None;
+	Py_INCREF(Py_False);
+	return Py_False;
 }
 
 
@@ -2562,7 +2499,6 @@ static PyMethodDef uwsgi_advanced_methods[] = {
 	{"is_connected", py_uwsgi_is_connected, METH_VARARGS, ""},
 	{"send", py_uwsgi_send, METH_VARARGS, ""},
 	{"recv", py_uwsgi_recv, METH_VARARGS, ""},
-	{"recv_block", py_uwsgi_recv_block, METH_VARARGS, ""},
 	{"close", py_uwsgi_close, METH_VARARGS, ""},
 	{"i_am_the_spooler", py_uwsgi_i_am_the_spooler, METH_VARARGS, ""},