Python: fixing some arguments reference counting.

This commit is contained in:
Max Romanov
2020-11-05 00:05:00 +03:00
parent 8dcb0b9987
commit 8e37b1cbf5

View File

@@ -330,7 +330,7 @@ nxt_python_asgi_run(nxt_unit_ctx_t *ctx)
static void
nxt_py_asgi_remove_reader(nxt_unit_ctx_t *ctx, nxt_unit_port_t *port)
{
PyObject *res;
PyObject *res, *fd;
nxt_py_asgi_ctx_data_t *ctx_data;
if (port == NULL || port->in_fd == -1) {
@@ -341,16 +341,24 @@ nxt_py_asgi_remove_reader(nxt_unit_ctx_t *ctx, nxt_unit_port_t *port)
nxt_unit_debug(ctx, "asgi_remove_reader %d %p", port->in_fd, port);
res = PyObject_CallFunctionObjArgs(ctx_data->loop_remove_reader,
PyLong_FromLong(port->in_fd), NULL);
if (nxt_slow_path(res == NULL)) {
nxt_unit_alert(ctx, "Python failed to remove_reader");
fd = PyLong_FromLong(port->in_fd);
if (nxt_slow_path(fd == NULL)) {
nxt_unit_alert(ctx, "Python failed to create Long object");
nxt_python_print_exception();
return;
}
Py_DECREF(res);
res = PyObject_CallFunctionObjArgs(ctx_data->loop_remove_reader, fd, NULL);
if (nxt_slow_path(res == NULL)) {
nxt_unit_alert(ctx, "Python failed to remove_reader");
nxt_python_print_exception();
} else {
Py_DECREF(res);
}
Py_DECREF(fd);
}
@@ -789,7 +797,8 @@ fail:
static int
nxt_python_asgi_ready(nxt_unit_ctx_t *ctx)
{
PyObject *res;
int rc;
PyObject *res, *fd, *py_ctx, *py_port;
nxt_unit_port_t *port;
nxt_py_asgi_ctx_data_t *ctx_data;
@@ -803,29 +812,64 @@ nxt_python_asgi_ready(nxt_unit_ctx_t *ctx)
ctx_data = ctx->data;
rc = NXT_UNIT_ERROR;
fd = PyLong_FromLong(port->in_fd);
if (nxt_slow_path(fd == NULL)) {
nxt_unit_alert(ctx, "Python failed to create fd");
nxt_python_print_exception();
return rc;
}
py_ctx = PyLong_FromVoidPtr(ctx);
if (nxt_slow_path(py_ctx == NULL)) {
nxt_unit_alert(ctx, "Python failed to create py_ctx");
nxt_python_print_exception();
goto clean_fd;
}
py_port = PyLong_FromVoidPtr(port);
if (nxt_slow_path(py_port == NULL)) {
nxt_unit_alert(ctx, "Python failed to create py_port");
nxt_python_print_exception();
goto clean_py_ctx;
}
res = PyObject_CallFunctionObjArgs(ctx_data->loop_add_reader,
PyLong_FromLong(port->in_fd),
nxt_py_port_read,
PyLong_FromVoidPtr(ctx),
PyLong_FromVoidPtr(port), NULL);
fd, nxt_py_port_read,
py_ctx, py_port, NULL);
if (nxt_slow_path(res == NULL)) {
nxt_unit_alert(ctx, "Python failed to add_reader");
nxt_python_print_exception();
return NXT_UNIT_ERROR;
} else {
Py_DECREF(res);
rc = NXT_UNIT_OK;
}
Py_DECREF(res);
Py_DECREF(py_port);
return NXT_UNIT_OK;
clean_py_ctx:
Py_DECREF(py_ctx);
clean_fd:
Py_DECREF(fd);
return rc;
}
static int
nxt_py_asgi_add_port(nxt_unit_ctx_t *ctx, nxt_unit_port_t *port)
{
int nb;
PyObject *res;
int nb, rc;
PyObject *res, *fd, *py_ctx, *py_port;
nxt_py_asgi_ctx_data_t *ctx_data;
if (port->in_fd == -1) {
@@ -854,21 +898,56 @@ nxt_py_asgi_add_port(nxt_unit_ctx_t *ctx, nxt_unit_port_t *port)
ctx_data->port = port;
port->data = ctx_data;
rc = NXT_UNIT_ERROR;
fd = PyLong_FromLong(port->in_fd);
if (nxt_slow_path(fd == NULL)) {
nxt_unit_alert(ctx, "Python failed to create fd");
nxt_python_print_exception();
return rc;
}
py_ctx = PyLong_FromVoidPtr(ctx);
if (nxt_slow_path(py_ctx == NULL)) {
nxt_unit_alert(ctx, "Python failed to create py_ctx");
nxt_python_print_exception();
goto clean_fd;
}
py_port = PyLong_FromVoidPtr(port);
if (nxt_slow_path(py_port == NULL)) {
nxt_unit_alert(ctx, "Python failed to create py_port");
nxt_python_print_exception();
goto clean_py_ctx;
}
res = PyObject_CallFunctionObjArgs(ctx_data->loop_add_reader,
PyLong_FromLong(port->in_fd),
nxt_py_port_read,
PyLong_FromVoidPtr(ctx),
PyLong_FromVoidPtr(port), NULL);
fd, nxt_py_port_read,
py_ctx, py_port, NULL);
if (nxt_slow_path(res == NULL)) {
nxt_unit_alert(ctx, "Python failed to add_reader");
nxt_python_print_exception();
return NXT_UNIT_ERROR;
} else {
Py_DECREF(res);
rc = NXT_UNIT_OK;
}
Py_DECREF(res);
Py_DECREF(py_port);
return NXT_UNIT_OK;
clean_py_ctx:
Py_DECREF(py_ctx);
clean_fd:
Py_DECREF(fd);
return rc;
}
@@ -890,7 +969,7 @@ nxt_py_asgi_remove_port(nxt_unit_t *lib, nxt_unit_port_t *port)
static void
nxt_py_asgi_quit(nxt_unit_ctx_t *ctx)
{
PyObject *res;
PyObject *res, *p;
nxt_py_asgi_ctx_data_t *ctx_data;
nxt_unit_debug(ctx, "asgi_quit %p", ctx);
@@ -898,25 +977,43 @@ nxt_py_asgi_quit(nxt_unit_ctx_t *ctx)
ctx_data = ctx->data;
if (nxt_py_shared_port != NULL) {
res = PyObject_CallFunctionObjArgs(ctx_data->loop_remove_reader,
PyLong_FromLong(nxt_py_shared_port->in_fd), NULL);
p = PyLong_FromLong(nxt_py_shared_port->in_fd);
if (nxt_slow_path(p == NULL)) {
nxt_unit_alert(NULL, "Python failed to create Long");
nxt_python_print_exception();
} else {
res = PyObject_CallFunctionObjArgs(ctx_data->loop_remove_reader,
p, NULL);
if (nxt_slow_path(res == NULL)) {
nxt_unit_alert(NULL, "Python failed to remove_reader");
nxt_python_print_exception();
} else {
Py_DECREF(res);
}
Py_DECREF(p);
}
}
p = PyLong_FromLong(0);
if (nxt_slow_path(p == NULL)) {
nxt_unit_alert(NULL, "Python failed to create Long");
nxt_python_print_exception();
} else {
res = PyObject_CallFunctionObjArgs(ctx_data->quit_future_set_result,
p, NULL);
if (nxt_slow_path(res == NULL)) {
nxt_unit_alert(NULL, "Python failed to remove_reader");
nxt_unit_alert(ctx, "Python failed to set_result");
nxt_python_print_exception();
} else {
Py_DECREF(res);
}
}
res = PyObject_CallFunctionObjArgs(ctx_data->quit_future_set_result,
PyLong_FromLong(0), NULL);
if (nxt_slow_path(res == NULL)) {
nxt_unit_alert(ctx, "Python failed to set_result");
nxt_python_print_exception();
} else {
Py_DECREF(res);
Py_DECREF(p);
}
}