X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Fpython.c;h=6be727efb1305601a853bb6c16a4e281dc845ba2;hb=6c6314c7ccca4dae0b9233061dbdf36040dadffe;hp=d193d2d127574713e75e9d2c1db6633f48243d1c;hpb=f7cf0dad2e933ac6066ca5f27645ee577f065710;p=collectd.git

diff --git a/src/python.c b/src/python.c
index d193d2d1..6be727ef 100644
--- a/src/python.c
+++ b/src/python.c
@@ -371,6 +371,7 @@ static int cpy_write_callback(const data_set_t *ds, const value_list_t *value_li
 			}
 			if (PyErr_Occurred() != NULL) {
 				cpy_log_exception("value building for write callback");
+				Py_DECREF(list);
 				CPY_RETURN_FROM_THREADS 0;
 			}
 		}
@@ -419,16 +420,15 @@ static int cpy_write_callback(const data_set_t *ds, const value_list_t *value_li
 					if (meta_data_get_boolean(meta, table[i], &b))
 						continue;
 					if (b)
-						temp = Py_True;
+						PyDict_SetItemString(dict, table[i], Py_True);
 					else
-						temp = Py_False;
-					PyDict_SetItemString(dict, table[i], temp);
+						PyDict_SetItemString(dict, table[i], Py_False);
 				}
 				free(table[i]);
 			}
 			free(table);
 		}
-		v = PyObject_New(Values, (void *) &ValuesType);
+		v = PyObject_New(Values, (void *) &ValuesType); /* New reference. */
 		sstrncpy(v->data.host, value_list->host, sizeof(v->data.host));
 		sstrncpy(v->data.type, value_list->type, sizeof(v->data.type));
 		sstrncpy(v->data.type_instance, value_list->type_instance, sizeof(v->data.type_instance));
@@ -439,6 +439,7 @@ static int cpy_write_callback(const data_set_t *ds, const value_list_t *value_li
 		v->values = list;
 		v->meta = dict;
 		ret = PyObject_CallFunctionObjArgs(c->callback, v, c->data, (void *) 0); /* New reference. */
+		Py_XDECREF(v);
 		if (ret == NULL) {
 			cpy_log_exception("write callback");
 		} else {
@@ -454,7 +455,7 @@ static int cpy_notification_callback(const notification_t *notification, user_da
 	Notification *n;
 
 	CPY_LOCK_THREADS
-		n = PyObject_New(Notification, (void *) &NotificationType);
+		n = PyObject_New(Notification, (void *) &NotificationType); /* New reference. */
 		sstrncpy(n->data.host, notification->host, sizeof(n->data.host));
 		sstrncpy(n->data.type, notification->type, sizeof(n->data.type));
 		sstrncpy(n->data.type_instance, notification->type_instance, sizeof(n->data.type_instance));
@@ -464,6 +465,7 @@ static int cpy_notification_callback(const notification_t *notification, user_da
 		sstrncpy(n->message, notification->message, sizeof(n->message));
 		n->severity = notification->severity;
 		ret = PyObject_CallFunctionObjArgs(c->callback, n, c->data, (void *) 0); /* New reference. */
+		Py_XDECREF(n);
 		if (ret == NULL) {
 			cpy_log_exception("notification callback");
 		} else {
@@ -623,7 +625,8 @@ static PyObject *cpy_register_read(PyObject *self, PyObject *args, PyObject *kwd
 	user_data->data = c;
 	ts.tv_sec = interval;
 	ts.tv_nsec = (interval - ts.tv_sec) * 1000000000;
-	plugin_register_complex_read(buf, cpy_read_callback, &ts, user_data);
+	plugin_register_complex_read(/* group = */ NULL, buf,
+			cpy_read_callback, &ts, user_data);
 	return cpy_string_to_unicode_or_bytes(buf);
 }
 
@@ -896,6 +899,11 @@ static int cpy_init(void) {
 	static pthread_t thread;
 	sigset_t sigset;
 	
+	if (!Py_IsInitialized()) {
+		WARNING("python: Plugin loaded but not configured.");
+		plugin_unregister_shutdown("python");
+		return 0;
+	}
 	PyEval_InitThreads();
 	/* Now it's finally OK to use python threads. */
 	for (c = cpy_init_callbacks; c; c = c->next) {