static PyThreadState *state;
-static PyObject *cpy_format_exception;
+static PyObject *sys_path, *cpy_format_exception;
static cpy_callback_t *cpy_config_callbacks;
static cpy_callback_t *cpy_init_callbacks;
PyErr_Clear();
}
-static void cpy_log_exception(const char *context) {
+void cpy_log_exception(const char *context) {
int l = 0, i;
const char *typename = NULL, *message = NULL;
PyObject *type, *value, *traceback, *tn, *m, *list;
Py_END_ALLOW_THREADS
Py_XDECREF(tn);
Py_XDECREF(m);
- if (!cpy_format_exception) {
+ if (!cpy_format_exception || !traceback) {
PyErr_Clear();
- Py_XDECREF(type);
+ Py_DECREF(type);
Py_XDECREF(value);
Py_XDECREF(traceback);
return;
}
- if (!traceback) {
- PyErr_Clear();
- return;
- }
list = PyObject_CallFunction(cpy_format_exception, "NNN", type, value, traceback); /* New reference. */
if (list)
l = PyObject_Length(list);
}
Py_XDECREF(list);
PyErr_Clear();
+ Py_DECREF(type);
+ Py_XDECREF(value);
+ Py_XDECREF(traceback);
}
static int cpy_read_callback(user_data_t *data) {
static int cpy_write_callback(const data_set_t *ds, const value_list_t *value_list, user_data_t *data) {
int i;
cpy_callback_t *c = data->data;
- PyObject *ret, *list;
+ PyObject *ret, *list, *temp, *dict = NULL;
Values *v;
CPY_LOCK_THREADS
CPY_RETURN_FROM_THREADS 0;
}
for (i = 0; i < value_list->values_len; ++i) {
- if (ds->ds->type == DS_TYPE_COUNTER) {
+ if (ds->ds[i].type == DS_TYPE_COUNTER) {
if ((long) value_list->values[i].counter == value_list->values[i].counter)
PyList_SetItem(list, i, PyInt_FromLong(value_list->values[i].counter));
else
PyList_SetItem(list, i, PyLong_FromUnsignedLongLong(value_list->values[i].counter));
- } else if (ds->ds->type == DS_TYPE_GAUGE) {
+ } else if (ds->ds[i].type == DS_TYPE_GAUGE) {
PyList_SetItem(list, i, PyFloat_FromDouble(value_list->values[i].gauge));
- } else if (ds->ds->type == DS_TYPE_DERIVE) {
+ } else if (ds->ds[i].type == DS_TYPE_DERIVE) {
if ((long) value_list->values[i].derive == value_list->values[i].derive)
PyList_SetItem(list, i, PyInt_FromLong(value_list->values[i].derive));
else
PyList_SetItem(list, i, PyLong_FromLongLong(value_list->values[i].derive));
- } else if (ds->ds->type == DS_TYPE_ABSOLUTE) {
+ } else if (ds->ds[i].type == DS_TYPE_ABSOLUTE) {
if ((long) value_list->values[i].absolute == value_list->values[i].absolute)
PyList_SetItem(list, i, PyInt_FromLong(value_list->values[i].absolute));
else
PyList_SetItem(list, i, PyLong_FromUnsignedLongLong(value_list->values[i].absolute));
} else {
Py_BEGIN_ALLOW_THREADS
- ERROR("cpy_write_callback: Unknown value type %d.", ds->ds->type);
+ ERROR("cpy_write_callback: Unknown value type %d.", ds->ds[i].type);
Py_END_ALLOW_THREADS
Py_DECREF(list);
CPY_RETURN_FROM_THREADS 0;
}
if (PyErr_Occurred() != NULL) {
cpy_log_exception("value building for write callback");
+ Py_DECREF(list);
CPY_RETURN_FROM_THREADS 0;
}
}
- v = PyObject_New(Values, (void *) &ValuesType);
+ dict = PyDict_New(); /* New reference. */
+ if (value_list->meta) {
+ int i, num;
+ char **table;
+ meta_data_t *meta = value_list->meta;
+
+ num = meta_data_toc(meta, &table);
+ for (i = 0; i < num; ++i) {
+ int type;
+ char *string;
+ int64_t si;
+ uint64_t ui;
+ double d;
+ _Bool b;
+
+ type = meta_data_type(meta, table[i]);
+ if (type == MD_TYPE_STRING) {
+ if (meta_data_get_string(meta, table[i], &string))
+ continue;
+ temp = cpy_string_to_unicode_or_bytes(string); /* New reference. */
+ free(string);
+ PyDict_SetItemString(dict, table[i], temp);
+ Py_XDECREF(temp);
+ } else if (type == MD_TYPE_SIGNED_INT) {
+ if (meta_data_get_signed_int(meta, table[i], &si))
+ continue;
+ temp = PyObject_CallFunctionObjArgs((void *) &SignedType, PyLong_FromLongLong(si), (void *) 0); /* New reference. */
+ PyDict_SetItemString(dict, table[i], temp);
+ Py_XDECREF(temp);
+ } else if (type == MD_TYPE_UNSIGNED_INT) {
+ if (meta_data_get_unsigned_int(meta, table[i], &ui))
+ continue;
+ temp = PyObject_CallFunctionObjArgs((void *) &UnsignedType, PyLong_FromUnsignedLongLong(ui), (void *) 0); /* New reference. */
+ PyDict_SetItemString(dict, table[i], temp);
+ Py_XDECREF(temp);
+ } else if (type == MD_TYPE_DOUBLE) {
+ if (meta_data_get_double(meta, table[i], &d))
+ continue;
+ temp = PyFloat_FromDouble(d); /* New reference. */
+ PyDict_SetItemString(dict, table[i], temp);
+ Py_XDECREF(temp);
+ } else if (type == MD_TYPE_BOOLEAN) {
+ if (meta_data_get_boolean(meta, table[i], &b))
+ continue;
+ if (b)
+ PyDict_SetItemString(dict, table[i], Py_True);
+ else
+ PyDict_SetItemString(dict, table[i], Py_False);
+ }
+ free(table[i]);
+ }
+ free(table);
+ }
+ v = (Values *) Values_New(); /* 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));
sstrncpy(v->data.plugin, value_list->plugin, sizeof(v->data.plugin));
sstrncpy(v->data.plugin_instance, value_list->plugin_instance, sizeof(v->data.plugin_instance));
- v->data.time = value_list->time;
- v->interval = value_list->interval;
+ v->data.time = CDTIME_T_TO_DOUBLE(value_list->time);
+ v->interval = CDTIME_T_TO_DOUBLE(value_list->interval);
+ Py_CLEAR(v->values);
v->values = list;
+ Py_CLEAR(v->meta);
+ v->meta = dict; /* Steals a reference. */
ret = PyObject_CallFunctionObjArgs(c->callback, v, c->data, (void *) 0); /* New reference. */
+ Py_XDECREF(v);
if (ret == NULL) {
cpy_log_exception("write callback");
} else {
static int cpy_notification_callback(const notification_t *notification, user_data_t *data) {
cpy_callback_t *c = data->data;
- PyObject *ret;
+ PyObject *ret, *notify;
Notification *n;
CPY_LOCK_THREADS
- n = PyObject_New(Notification, (void *) &NotificationType);
+ notify = Notification_New(); /* New reference. */
+ n = (Notification *) notify;
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));
sstrncpy(n->data.plugin, notification->plugin, sizeof(n->data.plugin));
sstrncpy(n->data.plugin_instance, notification->plugin_instance, sizeof(n->data.plugin_instance));
- n->data.time = notification->time;
+ n->data.time = CDTIME_T_TO_DOUBLE(notification->time);
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(notify);
if (ret == NULL) {
cpy_log_exception("notification callback");
} else {
PyObject *ret, *text;
CPY_LOCK_THREADS
- text = cpy_string_to_unicode_or_bytes(message);
+ text = cpy_string_to_unicode_or_bytes(message); /* New reference. */
if (c->data == NULL)
- ret = PyObject_CallFunction(c->callback, "iN", severity, text); /* New reference. */
+ ret = PyObject_CallFunction(c->callback, "iN", severity, text); /* New reference. Steals a reference from "text". */
else
- ret = PyObject_CallFunction(c->callback, "iNO", severity, text, c->data); /* New reference. */
+ ret = PyObject_CallFunction(c->callback, "iNO", severity, text, c->data); /* New reference. Steals a reference from "text". */
if (ret == NULL) {
/* FIXME */
static PyObject *cpy_register_generic(cpy_callback_t **list_head, PyObject *args, PyObject *kwds) {
char buf[512];
cpy_callback_t *c;
- const char *name = NULL;
+ char *name = NULL;
PyObject *callback = NULL, *data = NULL, *mod = NULL;
static char *kwlist[] = {"callback", "data", "name", NULL};
if (PyArg_ParseTupleAndKeywords(args, kwds, "O|Oet", kwlist, &callback, &data, NULL, &name) == 0) return NULL;
if (PyCallable_Check(callback) == 0) {
+ PyMem_Free(name);
PyErr_SetString(PyExc_TypeError, "callback needs a be a callable object.");
return NULL;
}
c->next = *list_head;
*list_head = c;
Py_XDECREF(mod);
+ PyMem_Free(name);
return cpy_string_to_unicode_or_bytes(buf);
}
static PyObject *cpy_flush(cpy_callback_t **list_head, PyObject *args, PyObject *kwds) {
int timeout = -1;
- const char *plugin = NULL, *identifier = NULL;
+ char *plugin = NULL, *identifier = NULL;
static char *kwlist[] = {"plugin", "timeout", "identifier", NULL};
if (PyArg_ParseTupleAndKeywords(args, kwds, "|etiet", kwlist, NULL, &plugin, &timeout, NULL, &identifier) == 0) return NULL;
Py_BEGIN_ALLOW_THREADS
plugin_flush(plugin, timeout, identifier);
Py_END_ALLOW_THREADS
+ PyMem_Free(plugin);
+ PyMem_Free(identifier);
Py_RETURN_NONE;
}
reg_function_t *register_function = (reg_function_t *) reg;
cpy_callback_t *c = NULL;
user_data_t *user_data = NULL;
- const char *name = NULL;
+ char *name = NULL;
PyObject *callback = NULL, *data = NULL;
static char *kwlist[] = {"callback", "data", "name", NULL};
if (PyArg_ParseTupleAndKeywords(args, kwds, "O|Oet", kwlist, &callback, &data, NULL, &name) == 0) return NULL;
if (PyCallable_Check(callback) == 0) {
+ PyMem_Free(name);
PyErr_SetString(PyExc_TypeError, "callback needs a be a callable object.");
return NULL;
}
cpy_build_name(buf, sizeof(buf), callback, name);
+ PyMem_Free(name);
Py_INCREF(callback);
Py_XINCREF(data);
cpy_callback_t *c = NULL;
user_data_t *user_data = NULL;
double interval = 0;
- const char *name = NULL;
+ char *name = NULL;
PyObject *callback = NULL, *data = NULL;
struct timespec ts;
static char *kwlist[] = {"callback", "interval", "data", "name", NULL};
if (PyArg_ParseTupleAndKeywords(args, kwds, "O|dOet", kwlist, &callback, &interval, &data, NULL, &name) == 0) return NULL;
if (PyCallable_Check(callback) == 0) {
+ PyMem_Free(name);
PyErr_SetString(PyExc_TypeError, "callback needs a be a callable object.");
return NULL;
}
cpy_build_name(buf, sizeof(buf), callback, name);
+ PyMem_Free(name);
Py_INCREF(callback);
Py_XINCREF(data);
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);
}
}
static PyObject *cpy_error(PyObject *self, PyObject *args) {
- const char *text;
+ char *text;
if (PyArg_ParseTuple(args, "et", NULL, &text) == 0) return NULL;
Py_BEGIN_ALLOW_THREADS
plugin_log(LOG_ERR, "%s", text);
Py_END_ALLOW_THREADS
+ PyMem_Free(text);
Py_RETURN_NONE;
}
static PyObject *cpy_warning(PyObject *self, PyObject *args) {
- const char *text;
+ char *text;
if (PyArg_ParseTuple(args, "et", NULL, &text) == 0) return NULL;
Py_BEGIN_ALLOW_THREADS
plugin_log(LOG_WARNING, "%s", text);
Py_END_ALLOW_THREADS
+ PyMem_Free(text);
Py_RETURN_NONE;
}
static PyObject *cpy_notice(PyObject *self, PyObject *args) {
- const char *text;
+ char *text;
if (PyArg_ParseTuple(args, "et", NULL, &text) == 0) return NULL;
Py_BEGIN_ALLOW_THREADS
plugin_log(LOG_NOTICE, "%s", text);
Py_END_ALLOW_THREADS
+ PyMem_Free(text);
Py_RETURN_NONE;
}
static PyObject *cpy_info(PyObject *self, PyObject *args) {
- const char *text;
+ char *text;
if (PyArg_ParseTuple(args, "et", NULL, &text) == 0) return NULL;
Py_BEGIN_ALLOW_THREADS
plugin_log(LOG_INFO, "%s", text);
Py_END_ALLOW_THREADS
+ PyMem_Free(text);
Py_RETURN_NONE;
}
static PyObject *cpy_debug(PyObject *self, PyObject *args) {
#ifdef COLLECT_DEBUG
- const char *text;
+ char *text;
if (PyArg_ParseTuple(args, "et", NULL, &text) == 0) return NULL;
Py_BEGIN_ALLOW_THREADS
plugin_log(LOG_DEBUG, "%s", text);
Py_END_ALLOW_THREADS
+ PyMem_Free(text);
#endif
Py_RETURN_NONE;
}
PyErr_Clear();
if (!PyCallable_Check(arg)) {
PyErr_SetString(PyExc_TypeError, "This function needs a string or a callable object as its only parameter.");
- Py_DECREF(&arg);
+ Py_DECREF(arg);
return NULL;
}
cpy_build_name(buf, sizeof(buf), arg, NULL);
name = buf;
}
if (unreg(name) == 0) {
- Py_DECREF(&arg);
+ Py_DECREF(arg);
Py_RETURN_NONE;
}
PyErr_Format(PyExc_RuntimeError, "Unable to unregister %s callback '%s'.", desc, name);
- Py_DECREF(&arg);
+ Py_DECREF(arg);
return NULL;
}
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) {
return item;
}
+#ifdef IS_PY3K
static struct PyModuleDef collectdmodule = {
PyModuleDef_HEAD_INIT,
"collectd", /* name of module */
PyMODINIT_FUNC PyInit_collectd(void) {
return PyModule_Create(&collectdmodule);
}
+#endif
-static int cpy_config(oconfig_item_t *ci) {
- int i;
- PyObject *sys, *tb;
- PyObject *sys_path;
+static int cpy_init_python() {
+ char *argv = "";
+ PyObject *sys;
PyObject *module;
-
- /* Ok in theory we shouldn't do initialization at this point
- * but we have to. In order to give python scripts a chance
- * to register a config callback we need to be able to execute
- * python code during the config callback so we have to start
- * the interpreter here. */
- /* Do *not* use the python "thread" module at this point! */
#ifdef IS_PY3K
/* Add a builtin module, before Py_Initialize */
PyType_Ready(&ValuesType);
NotificationType.tp_base = &PluginDataType;
PyType_Ready(&NotificationType);
+ SignedType.tp_base = &PyLong_Type;
+ PyType_Ready(&SignedType);
+ UnsignedType.tp_base = &PyLong_Type;
+ PyType_Ready(&UnsignedType);
sys = PyImport_ImportModule("sys"); /* New reference. */
if (sys == NULL) {
cpy_log_exception("python initialization");
cpy_log_exception("python initialization");
return 1;
}
+ PySys_SetArgv(1, &argv);
+ PyList_SetSlice(sys_path, 0, 1, NULL);
+
#ifdef IS_PY3K
module = PyImport_ImportModule("collectd");
#else
PyModule_AddObject(module, "Config", (void *) &ConfigType); /* Steals a reference. */
PyModule_AddObject(module, "Values", (void *) &ValuesType); /* Steals a reference. */
PyModule_AddObject(module, "Notification", (void *) &NotificationType); /* Steals a reference. */
+ PyModule_AddObject(module, "Signed", (void *) &SignedType); /* Steals a reference. */
+ PyModule_AddObject(module, "Unsigned", (void *) &UnsignedType); /* Steals a reference. */
PyModule_AddIntConstant(module, "LOG_DEBUG", LOG_DEBUG);
PyModule_AddIntConstant(module, "LOG_INFO", LOG_INFO);
PyModule_AddIntConstant(module, "LOG_NOTICE", LOG_NOTICE);
PyModule_AddIntConstant(module, "NOTIF_FAILURE", NOTIF_FAILURE);
PyModule_AddIntConstant(module, "NOTIF_WARNING", NOTIF_WARNING);
PyModule_AddIntConstant(module, "NOTIF_OKAY", NOTIF_OKAY);
+ return 0;
+}
+
+static int cpy_config(oconfig_item_t *ci) {
+ int i;
+ PyObject *tb;
+
+ /* Ok in theory we shouldn't do initialization at this point
+ * but we have to. In order to give python scripts a chance
+ * to register a config callback we need to be able to execute
+ * python code during the config callback so we have to start
+ * the interpreter here. */
+ /* Do *not* use the python "thread" module at this point! */
+
+ if (!Py_IsInitialized() && cpy_init_python()) return 1;
+
for (i = 0; i < ci->children_num; ++i) {
oconfig_item_t *item = ci->children + i;
WARNING("python plugin: Ignoring unknown config key \"%s\".", item->key);
}
}
- Py_DECREF(sys_path);
return 0;
}
projects / collectd.git / blobdiff