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1 | // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- |
2 | // vim: ts=8 sw=2 smarttab | |
3 | /* | |
4 | * Ceph - scalable distributed file system | |
5 | * | |
6 | * Copyright (C) 2016 John Spray <john.spray@redhat.com> | |
7 | * | |
8 | * This is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU Lesser General Public | |
10 | * License version 2.1, as published by the Free Software | |
11 | * Foundation. See file COPYING. | |
12 | */ | |
13 | ||
14 | /** | |
15 | * The interface we present to python code that runs within | |
16 | * ceph-mgr. This is implemented as a Python class from which | |
17 | * all modules must inherit -- access to the Ceph state is then | |
18 | * available as methods on that object. | |
19 | */ | |
20 | ||
21 | #include "Python.h" | |
22 | ||
23 | #include "Mgr.h" | |
24 | ||
25 | #include "mon/MonClient.h" | |
26 | #include "common/errno.h" | |
27 | #include "common/version.h" | |
28 | ||
29 | #include "BaseMgrModule.h" | |
30 | #include "Gil.h" | |
31 | ||
32 | #define dout_context g_ceph_context | |
33 | #define dout_subsys ceph_subsys_mgr | |
34 | ||
35 | #define PLACEHOLDER "" | |
36 | ||
37 | ||
38 | typedef struct { | |
39 | PyObject_HEAD | |
40 | ActivePyModules *py_modules; | |
41 | ActivePyModule *this_module; | |
42 | } BaseMgrModule; | |
43 | ||
44 | class MonCommandCompletion : public Context | |
45 | { | |
46 | ActivePyModules *py_modules; | |
47 | PyObject *python_completion; | |
48 | const std::string tag; | |
49 | SafeThreadState pThreadState; | |
50 | ||
51 | public: | |
52 | std::string outs; | |
53 | bufferlist outbl; | |
54 | ||
55 | MonCommandCompletion( | |
56 | ActivePyModules *py_modules_, PyObject* ev, | |
57 | const std::string &tag_, PyThreadState *ts_) | |
58 | : py_modules(py_modules_), python_completion(ev), | |
59 | tag(tag_), pThreadState(ts_) | |
60 | { | |
61 | assert(python_completion != nullptr); | |
62 | Py_INCREF(python_completion); | |
63 | } | |
64 | ||
65 | ~MonCommandCompletion() override | |
66 | { | |
67 | if (python_completion) { | |
68 | // Usually do this in finish(): this path is only for if we're | |
69 | // being destroyed without completing. | |
70 | Gil gil(pThreadState, true); | |
71 | Py_DECREF(python_completion); | |
72 | python_completion = nullptr; | |
73 | } | |
74 | } | |
75 | ||
76 | void finish(int r) override | |
77 | { | |
78 | assert(python_completion != nullptr); | |
79 | ||
80 | dout(10) << "MonCommandCompletion::finish()" << dendl; | |
81 | { | |
82 | // Scoped so the Gil is released before calling notify_all() | |
83 | // Create new thread state because this is called via the MonClient | |
84 | // Finisher, not the PyModules finisher. | |
85 | Gil gil(pThreadState, true); | |
86 | ||
87 | auto set_fn = PyObject_GetAttrString(python_completion, "complete"); | |
88 | assert(set_fn != nullptr); | |
89 | ||
90 | auto pyR = PyInt_FromLong(r); | |
91 | auto pyOutBl = PyString_FromString(outbl.to_str().c_str()); | |
92 | auto pyOutS = PyString_FromString(outs.c_str()); | |
93 | auto args = PyTuple_Pack(3, pyR, pyOutBl, pyOutS); | |
94 | Py_DECREF(pyR); | |
95 | Py_DECREF(pyOutBl); | |
96 | Py_DECREF(pyOutS); | |
97 | ||
98 | auto rtn = PyObject_CallObject(set_fn, args); | |
99 | if (rtn != nullptr) { | |
100 | Py_DECREF(rtn); | |
101 | } | |
102 | Py_DECREF(args); | |
103 | Py_DECREF(set_fn); | |
104 | ||
105 | Py_DECREF(python_completion); | |
106 | python_completion = nullptr; | |
107 | } | |
108 | py_modules->notify_all("command", tag); | |
109 | } | |
110 | }; | |
111 | ||
112 | ||
113 | static PyObject* | |
114 | ceph_send_command(BaseMgrModule *self, PyObject *args) | |
115 | { | |
116 | // Like mon, osd, mds | |
117 | char *type = nullptr; | |
118 | ||
119 | // Like "23" for an OSD or "myid" for an MDS | |
120 | char *name = nullptr; | |
121 | ||
122 | char *cmd_json = nullptr; | |
123 | char *tag = nullptr; | |
124 | PyObject *completion = nullptr; | |
125 | if (!PyArg_ParseTuple(args, "Ossss:ceph_send_command", | |
126 | &completion, &type, &name, &cmd_json, &tag)) { | |
127 | return nullptr; | |
128 | } | |
129 | ||
130 | auto set_fn = PyObject_GetAttrString(completion, "complete"); | |
131 | if (set_fn == nullptr) { | |
132 | ceph_abort(); // TODO raise python exception instead | |
133 | } else { | |
134 | assert(PyCallable_Check(set_fn)); | |
135 | } | |
136 | Py_DECREF(set_fn); | |
137 | ||
138 | auto c = new MonCommandCompletion(self->py_modules, | |
139 | completion, tag, PyThreadState_Get()); | |
a8e16298 TL |
140 | |
141 | PyThreadState *tstate = PyEval_SaveThread(); | |
142 | ||
3efd9988 FG |
143 | if (std::string(type) == "mon") { |
144 | self->py_modules->get_monc().start_mon_command( | |
145 | {cmd_json}, | |
146 | {}, | |
147 | &c->outbl, | |
148 | &c->outs, | |
149 | c); | |
150 | } else if (std::string(type) == "osd") { | |
151 | std::string err; | |
152 | uint64_t osd_id = strict_strtoll(name, 10, &err); | |
153 | if (!err.empty()) { | |
154 | delete c; | |
155 | string msg("invalid osd_id: "); | |
156 | msg.append("\"").append(name).append("\""); | |
a8e16298 | 157 | PyEval_RestoreThread(tstate); |
3efd9988 FG |
158 | PyErr_SetString(PyExc_ValueError, msg.c_str()); |
159 | return nullptr; | |
160 | } | |
161 | ||
162 | ceph_tid_t tid; | |
163 | self->py_modules->get_objecter().osd_command( | |
164 | osd_id, | |
165 | {cmd_json}, | |
166 | {}, | |
167 | &tid, | |
168 | &c->outbl, | |
169 | &c->outs, | |
170 | c); | |
171 | } else if (std::string(type) == "mds") { | |
172 | int r = self->py_modules->get_client().mds_command( | |
173 | name, | |
174 | {cmd_json}, | |
175 | {}, | |
176 | &c->outbl, | |
177 | &c->outs, | |
178 | c); | |
179 | if (r != 0) { | |
180 | string msg("failed to send command to mds: "); | |
181 | msg.append(cpp_strerror(r)); | |
a8e16298 | 182 | PyEval_RestoreThread(tstate); |
3efd9988 FG |
183 | PyErr_SetString(PyExc_RuntimeError, msg.c_str()); |
184 | return nullptr; | |
185 | } | |
186 | } else if (std::string(type) == "pg") { | |
187 | pg_t pgid; | |
188 | if (!pgid.parse(name)) { | |
189 | delete c; | |
190 | string msg("invalid pgid: "); | |
191 | msg.append("\"").append(name).append("\""); | |
a8e16298 | 192 | PyEval_RestoreThread(tstate); |
3efd9988 FG |
193 | PyErr_SetString(PyExc_ValueError, msg.c_str()); |
194 | return nullptr; | |
195 | } | |
196 | ||
197 | ceph_tid_t tid; | |
198 | self->py_modules->get_objecter().pg_command( | |
199 | pgid, | |
200 | {cmd_json}, | |
201 | {}, | |
202 | &tid, | |
203 | &c->outbl, | |
204 | &c->outs, | |
205 | c); | |
a8e16298 | 206 | PyEval_RestoreThread(tstate); |
3efd9988 FG |
207 | return nullptr; |
208 | } else { | |
209 | delete c; | |
210 | string msg("unknown service type: "); | |
211 | msg.append(type); | |
a8e16298 | 212 | PyEval_RestoreThread(tstate); |
3efd9988 FG |
213 | PyErr_SetString(PyExc_ValueError, msg.c_str()); |
214 | return nullptr; | |
215 | } | |
216 | ||
a8e16298 | 217 | PyEval_RestoreThread(tstate); |
3efd9988 FG |
218 | Py_RETURN_NONE; |
219 | } | |
220 | ||
221 | static PyObject* | |
222 | ceph_set_health_checks(BaseMgrModule *self, PyObject *args) | |
223 | { | |
224 | PyObject *checks = NULL; | |
225 | if (!PyArg_ParseTuple(args, "O:ceph_set_health_checks", &checks)) { | |
226 | return NULL; | |
227 | } | |
228 | if (!PyDict_Check(checks)) { | |
229 | derr << __func__ << " arg not a dict" << dendl; | |
230 | Py_RETURN_NONE; | |
231 | } | |
232 | PyObject *checksls = PyDict_Items(checks); | |
233 | health_check_map_t out_checks; | |
234 | for (int i = 0; i < PyList_Size(checksls); ++i) { | |
235 | PyObject *kv = PyList_GET_ITEM(checksls, i); | |
236 | char *check_name = nullptr; | |
237 | PyObject *check_info = nullptr; | |
238 | if (!PyArg_ParseTuple(kv, "sO:pair", &check_name, &check_info)) { | |
239 | derr << __func__ << " dict item " << i | |
240 | << " not a size 2 tuple" << dendl; | |
241 | continue; | |
242 | } | |
243 | if (!PyDict_Check(check_info)) { | |
244 | derr << __func__ << " item " << i << " " << check_name | |
245 | << " value not a dict" << dendl; | |
246 | continue; | |
247 | } | |
248 | health_status_t severity = HEALTH_OK; | |
249 | string summary; | |
250 | list<string> detail; | |
251 | PyObject *infols = PyDict_Items(check_info); | |
252 | for (int j = 0; j < PyList_Size(infols); ++j) { | |
253 | PyObject *pair = PyList_GET_ITEM(infols, j); | |
254 | if (!PyTuple_Check(pair)) { | |
255 | derr << __func__ << " item " << i << " pair " << j | |
256 | << " not a tuple" << dendl; | |
257 | continue; | |
258 | } | |
259 | char *k = nullptr; | |
260 | PyObject *v = nullptr; | |
261 | if (!PyArg_ParseTuple(pair, "sO:pair", &k, &v)) { | |
262 | derr << __func__ << " item " << i << " pair " << j | |
263 | << " not a size 2 tuple" << dendl; | |
264 | continue; | |
265 | } | |
266 | string ks(k); | |
267 | if (ks == "severity") { | |
268 | if (!PyString_Check(v)) { | |
269 | derr << __func__ << " check " << check_name | |
270 | << " severity value not string" << dendl; | |
271 | continue; | |
272 | } | |
273 | string vs(PyString_AsString(v)); | |
274 | if (vs == "warning") { | |
275 | severity = HEALTH_WARN; | |
276 | } else if (vs == "error") { | |
277 | severity = HEALTH_ERR; | |
278 | } | |
279 | } else if (ks == "summary") { | |
280 | if (!PyString_Check(v)) { | |
281 | derr << __func__ << " check " << check_name | |
282 | << " summary value not string" << dendl; | |
283 | continue; | |
284 | } | |
285 | summary = PyString_AsString(v); | |
286 | } else if (ks == "detail") { | |
287 | if (!PyList_Check(v)) { | |
288 | derr << __func__ << " check " << check_name | |
289 | << " detail value not list" << dendl; | |
290 | continue; | |
291 | } | |
292 | for (int k = 0; k < PyList_Size(v); ++k) { | |
293 | PyObject *di = PyList_GET_ITEM(v, k); | |
294 | if (!PyString_Check(di)) { | |
295 | derr << __func__ << " check " << check_name | |
296 | << " detail item " << k << " not a string" << dendl; | |
297 | continue; | |
298 | } | |
299 | detail.push_back(PyString_AsString(di)); | |
300 | } | |
301 | } else { | |
302 | derr << __func__ << " check " << check_name | |
303 | << " unexpected key " << k << dendl; | |
304 | } | |
305 | } | |
306 | auto& d = out_checks.add(check_name, severity, summary); | |
307 | d.detail.swap(detail); | |
308 | } | |
309 | ||
310 | JSONFormatter jf(true); | |
311 | dout(10) << "module " << self->this_module->get_name() | |
312 | << " health checks:\n"; | |
313 | out_checks.dump(&jf); | |
314 | jf.flush(*_dout); | |
315 | *_dout << dendl; | |
316 | ||
317 | PyThreadState *tstate = PyEval_SaveThread(); | |
318 | self->py_modules->set_health_checks(self->this_module->get_name(), | |
319 | std::move(out_checks)); | |
320 | PyEval_RestoreThread(tstate); | |
321 | ||
322 | Py_RETURN_NONE; | |
323 | } | |
324 | ||
325 | ||
326 | static PyObject* | |
327 | ceph_state_get(BaseMgrModule *self, PyObject *args) | |
328 | { | |
329 | char *what = NULL; | |
330 | if (!PyArg_ParseTuple(args, "s:ceph_state_get", &what)) { | |
331 | return NULL; | |
332 | } | |
333 | ||
334 | return self->py_modules->get_python(what); | |
335 | } | |
336 | ||
337 | ||
338 | static PyObject* | |
339 | ceph_get_server(BaseMgrModule *self, PyObject *args) | |
340 | { | |
341 | char *hostname = NULL; | |
342 | if (!PyArg_ParseTuple(args, "z:ceph_get_server", &hostname)) { | |
343 | return NULL; | |
344 | } | |
345 | ||
346 | if (hostname) { | |
347 | return self->py_modules->get_server_python(hostname); | |
348 | } else { | |
349 | return self->py_modules->list_servers_python(); | |
350 | } | |
351 | } | |
352 | ||
353 | static PyObject* | |
354 | ceph_get_mgr_id(BaseMgrModule *self, PyObject *args) | |
355 | { | |
356 | return PyString_FromString(g_conf->name.get_id().c_str()); | |
357 | } | |
358 | ||
359 | static PyObject* | |
360 | ceph_config_get(BaseMgrModule *self, PyObject *args) | |
361 | { | |
362 | char *what = nullptr; | |
363 | if (!PyArg_ParseTuple(args, "s:ceph_config_get", &what)) { | |
364 | derr << "Invalid args!" << dendl; | |
365 | return nullptr; | |
366 | } | |
367 | ||
a8e16298 | 368 | PyThreadState *tstate = PyEval_SaveThread(); |
3efd9988 FG |
369 | std::string value; |
370 | bool found = self->py_modules->get_config(self->this_module->get_name(), | |
371 | what, &value); | |
a8e16298 TL |
372 | |
373 | PyEval_RestoreThread(tstate); | |
374 | ||
3efd9988 FG |
375 | if (found) { |
376 | dout(10) << "ceph_config_get " << what << " found: " << value.c_str() << dendl; | |
377 | return PyString_FromString(value.c_str()); | |
378 | } else { | |
379 | dout(4) << "ceph_config_get " << what << " not found " << dendl; | |
380 | Py_RETURN_NONE; | |
381 | } | |
382 | } | |
383 | ||
384 | static PyObject* | |
385 | ceph_config_get_prefix(BaseMgrModule *self, PyObject *args) | |
386 | { | |
387 | char *prefix = nullptr; | |
388 | if (!PyArg_ParseTuple(args, "s:ceph_config_get", &prefix)) { | |
389 | derr << "Invalid args!" << dendl; | |
390 | return nullptr; | |
391 | } | |
392 | ||
393 | return self->py_modules->get_config_prefix(self->this_module->get_name(), | |
394 | prefix); | |
395 | } | |
396 | ||
397 | static PyObject* | |
398 | ceph_config_set(BaseMgrModule *self, PyObject *args) | |
399 | { | |
400 | char *key = nullptr; | |
401 | char *value = nullptr; | |
402 | if (!PyArg_ParseTuple(args, "sz:ceph_config_set", &key, &value)) { | |
403 | return nullptr; | |
404 | } | |
405 | boost::optional<string> val; | |
406 | if (value) { | |
407 | val = value; | |
408 | } | |
409 | self->py_modules->set_config(self->this_module->get_name(), key, val); | |
410 | ||
411 | Py_RETURN_NONE; | |
412 | } | |
413 | ||
414 | static PyObject* | |
415 | get_metadata(BaseMgrModule *self, PyObject *args) | |
416 | { | |
417 | char *svc_name = NULL; | |
418 | char *svc_id = NULL; | |
419 | if (!PyArg_ParseTuple(args, "ss:get_metadata", &svc_name, &svc_id)) { | |
420 | return nullptr; | |
421 | } | |
422 | return self->py_modules->get_metadata_python(svc_name, svc_id); | |
423 | } | |
424 | ||
425 | static PyObject* | |
426 | get_daemon_status(BaseMgrModule *self, PyObject *args) | |
427 | { | |
428 | char *svc_name = NULL; | |
429 | char *svc_id = NULL; | |
430 | if (!PyArg_ParseTuple(args, "ss:get_daemon_status", &svc_name, | |
431 | &svc_id)) { | |
432 | return nullptr; | |
433 | } | |
434 | return self->py_modules->get_daemon_status_python(svc_name, svc_id); | |
435 | } | |
436 | ||
437 | static PyObject* | |
438 | ceph_log(BaseMgrModule *self, PyObject *args) | |
439 | { | |
440 | ||
441 | int level = 0; | |
442 | char *record = nullptr; | |
443 | if (!PyArg_ParseTuple(args, "is:log", &level, &record)) { | |
444 | return nullptr; | |
445 | } | |
446 | ||
447 | assert(self->this_module); | |
448 | ||
449 | self->this_module->log(level, record); | |
450 | ||
451 | Py_RETURN_NONE; | |
452 | } | |
453 | ||
454 | static PyObject * | |
455 | ceph_get_version(BaseMgrModule *self, PyObject *args) | |
456 | { | |
457 | return PyString_FromString(pretty_version_to_str().c_str()); | |
458 | } | |
459 | ||
460 | static PyObject * | |
461 | ceph_get_context(BaseMgrModule *self, PyObject *args) | |
462 | { | |
463 | return self->py_modules->get_context(); | |
464 | } | |
465 | ||
466 | static PyObject* | |
467 | get_counter(BaseMgrModule *self, PyObject *args) | |
468 | { | |
469 | char *svc_name = nullptr; | |
470 | char *svc_id = nullptr; | |
471 | char *counter_path = nullptr; | |
472 | if (!PyArg_ParseTuple(args, "sss:get_counter", &svc_name, | |
473 | &svc_id, &counter_path)) { | |
474 | return nullptr; | |
475 | } | |
476 | return self->py_modules->get_counter_python( | |
477 | svc_name, svc_id, counter_path); | |
478 | } | |
479 | ||
480 | static PyObject* | |
481 | get_perf_schema(BaseMgrModule *self, PyObject *args) | |
482 | { | |
483 | char *type_str = nullptr; | |
484 | char *svc_id = nullptr; | |
485 | if (!PyArg_ParseTuple(args, "ss:get_perf_schema", &type_str, | |
486 | &svc_id)) { | |
487 | return nullptr; | |
488 | } | |
489 | ||
490 | return self->py_modules->get_perf_schema_python(type_str, svc_id); | |
491 | } | |
492 | ||
493 | static PyObject * | |
494 | ceph_get_osdmap(BaseMgrModule *self, PyObject *args) | |
495 | { | |
496 | return self->py_modules->get_osdmap(); | |
497 | } | |
498 | ||
499 | static PyObject* | |
500 | ceph_set_uri(BaseMgrModule *self, PyObject *args) | |
501 | { | |
502 | char *svc_str = nullptr; | |
503 | if (!PyArg_ParseTuple(args, "s:ceph_advertize_service", | |
504 | &svc_str)) { | |
505 | return nullptr; | |
506 | } | |
507 | ||
508 | // We call down into PyModules even though we have a MgrPyModule | |
509 | // reference here, because MgrPyModule's fields are protected | |
510 | // by PyModules' lock. | |
511 | PyThreadState *tstate = PyEval_SaveThread(); | |
512 | self->py_modules->set_uri(self->this_module->get_name(), svc_str); | |
513 | PyEval_RestoreThread(tstate); | |
514 | ||
515 | Py_RETURN_NONE; | |
516 | } | |
517 | ||
94b18763 FG |
518 | static PyObject* |
519 | ceph_have_mon_connection(BaseMgrModule *self, PyObject *args) | |
520 | { | |
521 | if (self->py_modules->get_monc().is_connected()) { | |
522 | Py_RETURN_TRUE; | |
523 | } else { | |
524 | Py_RETURN_FALSE; | |
525 | } | |
526 | } | |
527 | ||
3efd9988 FG |
528 | |
529 | PyMethodDef BaseMgrModule_methods[] = { | |
530 | {"_ceph_get", (PyCFunction)ceph_state_get, METH_VARARGS, | |
531 | "Get a cluster object"}, | |
532 | ||
533 | {"_ceph_get_server", (PyCFunction)ceph_get_server, METH_VARARGS, | |
534 | "Get a server object"}, | |
535 | ||
536 | {"_ceph_get_metadata", (PyCFunction)get_metadata, METH_VARARGS, | |
537 | "Get a service's metadata"}, | |
538 | ||
539 | {"_ceph_get_daemon_status", (PyCFunction)get_daemon_status, METH_VARARGS, | |
540 | "Get a service's status"}, | |
541 | ||
542 | {"_ceph_send_command", (PyCFunction)ceph_send_command, METH_VARARGS, | |
543 | "Send a mon command"}, | |
544 | ||
545 | {"_ceph_set_health_checks", (PyCFunction)ceph_set_health_checks, METH_VARARGS, | |
546 | "Set health checks for this module"}, | |
547 | ||
548 | {"_ceph_get_mgr_id", (PyCFunction)ceph_get_mgr_id, METH_NOARGS, | |
549 | "Get the name of the Mgr daemon where we are running"}, | |
550 | ||
551 | {"_ceph_get_config", (PyCFunction)ceph_config_get, METH_VARARGS, | |
552 | "Get a configuration value"}, | |
553 | ||
554 | {"_ceph_get_config_prefix", (PyCFunction)ceph_config_get_prefix, METH_VARARGS, | |
555 | "Get all configuration values with a given prefix"}, | |
556 | ||
557 | {"_ceph_set_config", (PyCFunction)ceph_config_set, METH_VARARGS, | |
558 | "Set a configuration value"}, | |
559 | ||
560 | {"_ceph_get_counter", (PyCFunction)get_counter, METH_VARARGS, | |
561 | "Get a performance counter"}, | |
562 | ||
563 | {"_ceph_get_perf_schema", (PyCFunction)get_perf_schema, METH_VARARGS, | |
564 | "Get the performance counter schema"}, | |
565 | ||
566 | {"_ceph_log", (PyCFunction)ceph_log, METH_VARARGS, | |
567 | "Emit a (local) log message"}, | |
568 | ||
569 | {"_ceph_get_version", (PyCFunction)ceph_get_version, METH_VARARGS, | |
570 | "Get the ceph version of this process"}, | |
571 | ||
572 | {"_ceph_get_context", (PyCFunction)ceph_get_context, METH_NOARGS, | |
573 | "Get a CephContext* in a python capsule"}, | |
574 | ||
575 | {"_ceph_get_osdmap", (PyCFunction)ceph_get_osdmap, METH_NOARGS, | |
576 | "Get an OSDMap* in a python capsule"}, | |
577 | ||
578 | {"_ceph_set_uri", (PyCFunction)ceph_set_uri, METH_VARARGS, | |
579 | "Advertize a service URI served by this module"}, | |
580 | ||
94b18763 FG |
581 | {"_ceph_have_mon_connection", (PyCFunction)ceph_have_mon_connection, |
582 | METH_NOARGS, "Find out whether this mgr daemon currently has " | |
583 | "a connection to a monitor"}, | |
584 | ||
3efd9988 FG |
585 | {NULL, NULL, 0, NULL} |
586 | }; | |
587 | ||
588 | ||
589 | static PyObject * | |
590 | BaseMgrModule_new(PyTypeObject *type, PyObject *args, PyObject *kwds) | |
591 | { | |
592 | BaseMgrModule *self; | |
593 | ||
594 | self = (BaseMgrModule *)type->tp_alloc(type, 0); | |
595 | ||
596 | return (PyObject *)self; | |
597 | } | |
598 | ||
599 | static int | |
600 | BaseMgrModule_init(BaseMgrModule *self, PyObject *args, PyObject *kwds) | |
601 | { | |
602 | PyObject *py_modules_capsule = nullptr; | |
603 | PyObject *this_module_capsule = nullptr; | |
604 | static const char *kwlist[] = {"py_modules", "this_module", NULL}; | |
605 | ||
606 | if (! PyArg_ParseTupleAndKeywords(args, kwds, "OO", | |
607 | const_cast<char**>(kwlist), | |
608 | &py_modules_capsule, | |
609 | &this_module_capsule)) { | |
610 | return -1; | |
611 | } | |
612 | ||
613 | self->py_modules = (ActivePyModules*)PyCapsule_GetPointer( | |
614 | py_modules_capsule, nullptr); | |
615 | assert(self->py_modules); | |
616 | self->this_module = (ActivePyModule*)PyCapsule_GetPointer( | |
617 | this_module_capsule, nullptr); | |
618 | assert(self->this_module); | |
619 | ||
620 | return 0; | |
621 | } | |
622 | ||
623 | PyTypeObject BaseMgrModuleType = { | |
624 | PyVarObject_HEAD_INIT(NULL, 0) | |
625 | "ceph_module.BaseMgrModule", /* tp_name */ | |
626 | sizeof(BaseMgrModule), /* tp_basicsize */ | |
627 | 0, /* tp_itemsize */ | |
628 | 0, /* tp_dealloc */ | |
629 | 0, /* tp_print */ | |
630 | 0, /* tp_getattr */ | |
631 | 0, /* tp_setattr */ | |
632 | 0, /* tp_compare */ | |
633 | 0, /* tp_repr */ | |
634 | 0, /* tp_as_number */ | |
635 | 0, /* tp_as_sequence */ | |
636 | 0, /* tp_as_mapping */ | |
637 | 0, /* tp_hash */ | |
638 | 0, /* tp_call */ | |
639 | 0, /* tp_str */ | |
640 | 0, /* tp_getattro */ | |
641 | 0, /* tp_setattro */ | |
642 | 0, /* tp_as_buffer */ | |
643 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /* tp_flags */ | |
644 | "ceph-mgr Python Plugin", /* tp_doc */ | |
645 | 0, /* tp_traverse */ | |
646 | 0, /* tp_clear */ | |
647 | 0, /* tp_richcompare */ | |
648 | 0, /* tp_weaklistoffset */ | |
649 | 0, /* tp_iter */ | |
650 | 0, /* tp_iternext */ | |
651 | BaseMgrModule_methods, /* tp_methods */ | |
652 | 0, /* tp_members */ | |
653 | 0, /* tp_getset */ | |
654 | 0, /* tp_base */ | |
655 | 0, /* tp_dict */ | |
656 | 0, /* tp_descr_get */ | |
657 | 0, /* tp_descr_set */ | |
658 | 0, /* tp_dictoffset */ | |
659 | (initproc)BaseMgrModule_init, /* tp_init */ | |
660 | 0, /* tp_alloc */ | |
661 | BaseMgrModule_new, /* tp_new */ | |
662 | }; | |
663 |