/src/unit/src/nxt_controller.c
Line | Count | Source (jump to first uncovered line) |
1 | | |
2 | | /* |
3 | | * Copyright (C) Igor Sysoev |
4 | | * Copyright (C) Valentin V. Bartenev |
5 | | * Copyright (C) NGINX, Inc. |
6 | | */ |
7 | | |
8 | | #include <nxt_main.h> |
9 | | #include <nxt_runtime.h> |
10 | | #include <nxt_main_process.h> |
11 | | #include <nxt_conf.h> |
12 | | #include <nxt_status.h> |
13 | | #include <nxt_cert.h> |
14 | | #include <nxt_script.h> |
15 | | |
16 | | |
17 | | typedef struct { |
18 | | nxt_conf_value_t *root; |
19 | | nxt_mp_t *pool; |
20 | | } nxt_controller_conf_t; |
21 | | |
22 | | |
23 | | typedef struct { |
24 | | nxt_http_request_parse_t parser; |
25 | | size_t length; |
26 | | nxt_controller_conf_t conf; |
27 | | nxt_conn_t *conn; |
28 | | nxt_queue_link_t link; |
29 | | } nxt_controller_request_t; |
30 | | |
31 | | |
32 | | typedef struct { |
33 | | nxt_uint_t status; |
34 | | nxt_conf_value_t *conf; |
35 | | |
36 | | u_char *title; |
37 | | nxt_str_t detail; |
38 | | ssize_t offset; |
39 | | nxt_uint_t line; |
40 | | nxt_uint_t column; |
41 | | } nxt_controller_response_t; |
42 | | |
43 | | |
44 | | static nxt_int_t nxt_controller_prefork(nxt_task_t *task, |
45 | | nxt_process_t *process, nxt_mp_t *mp); |
46 | | static nxt_int_t nxt_controller_file_read(nxt_task_t *task, const char *name, |
47 | | nxt_str_t *str, nxt_mp_t *mp); |
48 | | static nxt_int_t nxt_controller_start(nxt_task_t *task, |
49 | | nxt_process_data_t *data); |
50 | | static void nxt_controller_process_new_port_handler(nxt_task_t *task, |
51 | | nxt_port_recv_msg_t *msg); |
52 | | static void nxt_controller_send_current_conf(nxt_task_t *task); |
53 | | static void nxt_controller_router_ready_handler(nxt_task_t *task, |
54 | | nxt_port_recv_msg_t *msg); |
55 | | static void nxt_controller_remove_pid_handler(nxt_task_t *task, |
56 | | nxt_port_recv_msg_t *msg); |
57 | | static nxt_int_t nxt_controller_conf_default(void); |
58 | | static void nxt_controller_conf_init_handler(nxt_task_t *task, |
59 | | nxt_port_recv_msg_t *msg, void *data); |
60 | | static void nxt_controller_flush_requests(nxt_task_t *task); |
61 | | static nxt_int_t nxt_controller_conf_send(nxt_task_t *task, nxt_mp_t *mp, |
62 | | nxt_conf_value_t *conf, nxt_port_rpc_handler_t handler, void *data); |
63 | | |
64 | | static void nxt_controller_conn_init(nxt_task_t *task, void *obj, void *data); |
65 | | static void nxt_controller_conn_read(nxt_task_t *task, void *obj, void *data); |
66 | | static nxt_msec_t nxt_controller_conn_timeout_value(nxt_conn_t *c, |
67 | | uintptr_t data); |
68 | | static void nxt_controller_conn_read_error(nxt_task_t *task, void *obj, |
69 | | void *data); |
70 | | static void nxt_controller_conn_read_timeout(nxt_task_t *task, void *obj, |
71 | | void *data); |
72 | | static void nxt_controller_conn_body_read(nxt_task_t *task, void *obj, |
73 | | void *data); |
74 | | static void nxt_controller_conn_write(nxt_task_t *task, void *obj, void *data); |
75 | | static void nxt_controller_conn_write_error(nxt_task_t *task, void *obj, |
76 | | void *data); |
77 | | static void nxt_controller_conn_write_timeout(nxt_task_t *task, void *obj, |
78 | | void *data); |
79 | | static void nxt_controller_conn_close(nxt_task_t *task, void *obj, void *data); |
80 | | static void nxt_controller_conn_free(nxt_task_t *task, void *obj, void *data); |
81 | | |
82 | | static nxt_int_t nxt_controller_request_content_length(void *ctx, |
83 | | nxt_http_field_t *field, uintptr_t data); |
84 | | |
85 | | static void nxt_controller_process_request(nxt_task_t *task, |
86 | | nxt_controller_request_t *req); |
87 | | static void nxt_controller_process_config(nxt_task_t *task, |
88 | | nxt_controller_request_t *req, nxt_str_t *path); |
89 | | static nxt_bool_t nxt_controller_check_postpone_request(nxt_task_t *task); |
90 | | static void nxt_controller_process_status(nxt_task_t *task, |
91 | | nxt_controller_request_t *req); |
92 | | static void nxt_controller_status_handler(nxt_task_t *task, |
93 | | nxt_port_recv_msg_t *msg, void *data); |
94 | | static void nxt_controller_status_response(nxt_task_t *task, |
95 | | nxt_controller_request_t *req, nxt_str_t *path); |
96 | | #if (NXT_TLS) |
97 | | static void nxt_controller_process_cert(nxt_task_t *task, |
98 | | nxt_controller_request_t *req, nxt_str_t *path); |
99 | | static void nxt_controller_process_cert_save(nxt_task_t *task, |
100 | | nxt_port_recv_msg_t *msg, void *data); |
101 | | static nxt_bool_t nxt_controller_cert_in_use(nxt_str_t *name); |
102 | | static void nxt_controller_cert_cleanup(nxt_task_t *task, void *obj, |
103 | | void *data); |
104 | | #endif |
105 | | #if (NXT_HAVE_NJS) |
106 | | static void nxt_controller_process_script(nxt_task_t *task, |
107 | | nxt_controller_request_t *req, nxt_str_t *path); |
108 | | static void nxt_controller_process_script_save(nxt_task_t *task, |
109 | | nxt_port_recv_msg_t *msg, void *data); |
110 | | static nxt_bool_t nxt_controller_script_in_use(nxt_str_t *name); |
111 | | static void nxt_controller_script_cleanup(nxt_task_t *task, void *obj, |
112 | | void *data); |
113 | | #endif |
114 | | static void nxt_controller_process_control(nxt_task_t *task, |
115 | | nxt_controller_request_t *req, nxt_str_t *path); |
116 | | static void nxt_controller_app_restart_handler(nxt_task_t *task, |
117 | | nxt_port_recv_msg_t *msg, void *data); |
118 | | static void nxt_controller_conf_handler(nxt_task_t *task, |
119 | | nxt_port_recv_msg_t *msg, void *data); |
120 | | static void nxt_controller_conf_store(nxt_task_t *task, |
121 | | nxt_conf_value_t *conf); |
122 | | static void nxt_controller_response(nxt_task_t *task, |
123 | | nxt_controller_request_t *req, nxt_controller_response_t *resp); |
124 | | static u_char *nxt_controller_date(u_char *buf, nxt_realtime_t *now, |
125 | | struct tm *tm, size_t size, const char *format); |
126 | | |
127 | | |
128 | | static nxt_http_field_proc_t nxt_controller_request_fields[] = { |
129 | | { nxt_string("Content-Length"), |
130 | | &nxt_controller_request_content_length, 0 }, |
131 | | }; |
132 | | |
133 | | static nxt_lvlhsh_t nxt_controller_fields_hash; |
134 | | |
135 | | static nxt_uint_t nxt_controller_listening; |
136 | | static nxt_uint_t nxt_controller_router_ready; |
137 | | static nxt_controller_conf_t nxt_controller_conf; |
138 | | static nxt_queue_t nxt_controller_waiting_requests; |
139 | | static nxt_bool_t nxt_controller_waiting_init_conf; |
140 | | static nxt_conf_value_t *nxt_controller_status; |
141 | | |
142 | | |
143 | | static const nxt_event_conn_state_t nxt_controller_conn_read_state; |
144 | | static const nxt_event_conn_state_t nxt_controller_conn_body_read_state; |
145 | | static const nxt_event_conn_state_t nxt_controller_conn_write_state; |
146 | | static const nxt_event_conn_state_t nxt_controller_conn_close_state; |
147 | | |
148 | | |
149 | | static const nxt_port_handlers_t nxt_controller_process_port_handlers = { |
150 | | .quit = nxt_signal_quit_handler, |
151 | | .new_port = nxt_controller_process_new_port_handler, |
152 | | .change_file = nxt_port_change_log_file_handler, |
153 | | .mmap = nxt_port_mmap_handler, |
154 | | .process_ready = nxt_controller_router_ready_handler, |
155 | | .data = nxt_port_data_handler, |
156 | | .remove_pid = nxt_controller_remove_pid_handler, |
157 | | .rpc_ready = nxt_port_rpc_handler, |
158 | | .rpc_error = nxt_port_rpc_handler, |
159 | | }; |
160 | | |
161 | | |
162 | | const nxt_process_init_t nxt_controller_process = { |
163 | | .name = "controller", |
164 | | .type = NXT_PROCESS_CONTROLLER, |
165 | | .prefork = nxt_controller_prefork, |
166 | | .restart = 1, |
167 | | .setup = nxt_process_core_setup, |
168 | | .start = nxt_controller_start, |
169 | | .port_handlers = &nxt_controller_process_port_handlers, |
170 | | .signals = nxt_process_signals, |
171 | | }; |
172 | | |
173 | | |
174 | | static nxt_int_t |
175 | | nxt_controller_prefork(nxt_task_t *task, nxt_process_t *process, nxt_mp_t *mp) |
176 | 0 | { |
177 | 0 | nxt_str_t ver; |
178 | 0 | nxt_int_t ret, num; |
179 | 0 | nxt_runtime_t *rt; |
180 | 0 | nxt_controller_init_t ctrl_init; |
181 | |
|
182 | 0 | nxt_log(task, NXT_LOG_INFO, "controller started"); |
183 | |
|
184 | 0 | rt = task->thread->runtime; |
185 | |
|
186 | 0 | nxt_memzero(&ctrl_init, sizeof(nxt_controller_init_t)); |
187 | | |
188 | | /* |
189 | | * Since configuration version has only been introduced in 1.26, |
190 | | * set the default version to 1.25. |
191 | | */ |
192 | 0 | nxt_conf_ver = 12500; |
193 | |
|
194 | 0 | ret = nxt_controller_file_read(task, rt->conf, &ctrl_init.conf, mp); |
195 | 0 | if (nxt_slow_path(ret == NXT_ERROR)) { |
196 | 0 | return NXT_ERROR; |
197 | 0 | } |
198 | | |
199 | 0 | if (ret == NXT_OK) { |
200 | 0 | ret = nxt_controller_file_read(task, rt->ver, &ver, mp); |
201 | 0 | if (nxt_slow_path(ret == NXT_ERROR)) { |
202 | 0 | return NXT_ERROR; |
203 | 0 | } |
204 | | |
205 | 0 | if (ret == NXT_OK) { |
206 | 0 | num = nxt_int_parse(ver.start, ver.length); |
207 | |
|
208 | 0 | if (nxt_slow_path(num < 0)) { |
209 | 0 | nxt_alert(task, "failed to restore previous configuration: " |
210 | 0 | "invalid version string \"%V\"", &ver); |
211 | |
|
212 | 0 | nxt_str_null(&ctrl_init.conf); |
213 | |
|
214 | 0 | } else { |
215 | 0 | nxt_conf_ver = num; |
216 | 0 | } |
217 | 0 | } |
218 | 0 | } |
219 | | |
220 | | #if (NXT_TLS) |
221 | | ctrl_init.certs = nxt_cert_store_load(task, mp); |
222 | | |
223 | | nxt_mp_cleanup(mp, nxt_controller_cert_cleanup, task, ctrl_init.certs, rt); |
224 | | #endif |
225 | | |
226 | | #if (NXT_HAVE_NJS) |
227 | | ctrl_init.scripts = nxt_script_store_load(task, mp); |
228 | | |
229 | | nxt_mp_cleanup(mp, nxt_controller_script_cleanup, task, ctrl_init.scripts, |
230 | | rt); |
231 | | #endif |
232 | | |
233 | 0 | process->data.controller = ctrl_init; |
234 | |
|
235 | 0 | return NXT_OK; |
236 | 0 | } |
237 | | |
238 | | |
239 | | static nxt_int_t |
240 | | nxt_controller_file_read(nxt_task_t *task, const char *name, nxt_str_t *str, |
241 | | nxt_mp_t *mp) |
242 | 0 | { |
243 | 0 | ssize_t n; |
244 | 0 | nxt_int_t ret; |
245 | 0 | nxt_file_t file; |
246 | 0 | nxt_file_info_t fi; |
247 | |
|
248 | 0 | nxt_memzero(&file, sizeof(nxt_file_t)); |
249 | |
|
250 | 0 | file.name = (nxt_file_name_t *) name; |
251 | |
|
252 | 0 | ret = nxt_file_open(task, &file, NXT_FILE_RDONLY, NXT_FILE_OPEN, 0); |
253 | |
|
254 | 0 | if (ret == NXT_OK) { |
255 | 0 | ret = nxt_file_info(&file, &fi); |
256 | 0 | if (nxt_slow_path(ret != NXT_OK)) { |
257 | 0 | goto fail; |
258 | 0 | } |
259 | | |
260 | 0 | if (nxt_fast_path(nxt_is_file(&fi))) { |
261 | 0 | str->length = nxt_file_size(&fi); |
262 | 0 | str->start = nxt_mp_nget(mp, str->length); |
263 | 0 | if (nxt_slow_path(str->start == NULL)) { |
264 | 0 | goto fail; |
265 | 0 | } |
266 | | |
267 | 0 | n = nxt_file_read(&file, str->start, str->length, 0); |
268 | 0 | if (nxt_slow_path(n != (ssize_t) str->length)) { |
269 | 0 | goto fail; |
270 | 0 | } |
271 | | |
272 | 0 | nxt_file_close(task, &file); |
273 | |
|
274 | 0 | return NXT_OK; |
275 | 0 | } |
276 | | |
277 | 0 | nxt_file_close(task, &file); |
278 | 0 | } |
279 | | |
280 | 0 | return NXT_DECLINED; |
281 | | |
282 | 0 | fail: |
283 | |
|
284 | 0 | nxt_file_close(task, &file); |
285 | |
|
286 | 0 | return NXT_ERROR; |
287 | 0 | } |
288 | | |
289 | | |
290 | | #if (NXT_TLS) |
291 | | |
292 | | static void |
293 | | nxt_controller_cert_cleanup(nxt_task_t *task, void *obj, void *data) |
294 | | { |
295 | | pid_t main_pid; |
296 | | nxt_array_t *certs; |
297 | | nxt_runtime_t *rt; |
298 | | |
299 | | certs = obj; |
300 | | rt = data; |
301 | | |
302 | | main_pid = rt->port_by_type[NXT_PROCESS_MAIN]->pid; |
303 | | |
304 | | if (nxt_pid == main_pid && certs != NULL) { |
305 | | nxt_cert_store_release(certs); |
306 | | } |
307 | | } |
308 | | |
309 | | #endif |
310 | | |
311 | | |
312 | | static nxt_int_t |
313 | | nxt_controller_start(nxt_task_t *task, nxt_process_data_t *data) |
314 | 0 | { |
315 | 0 | nxt_mp_t *mp; |
316 | 0 | nxt_int_t ret; |
317 | 0 | nxt_str_t *json; |
318 | 0 | nxt_conf_value_t *conf; |
319 | 0 | nxt_conf_validation_t vldt; |
320 | 0 | nxt_controller_init_t *init; |
321 | |
|
322 | 0 | ret = nxt_http_fields_hash(&nxt_controller_fields_hash, |
323 | 0 | nxt_controller_request_fields, |
324 | 0 | nxt_nitems(nxt_controller_request_fields)); |
325 | |
|
326 | 0 | if (nxt_slow_path(ret != NXT_OK)) { |
327 | 0 | return NXT_ERROR; |
328 | 0 | } |
329 | | |
330 | 0 | nxt_queue_init(&nxt_controller_waiting_requests); |
331 | |
|
332 | 0 | init = &data->controller; |
333 | |
|
334 | | #if (NXT_TLS) |
335 | | if (init->certs != NULL) { |
336 | | nxt_cert_info_init(task, init->certs); |
337 | | nxt_cert_store_release(init->certs); |
338 | | } |
339 | | #endif |
340 | |
|
341 | | #if (NXT_HAVE_NJS) |
342 | | if (init->scripts != NULL) { |
343 | | nxt_script_info_init(task, init->scripts); |
344 | | nxt_script_store_release(init->scripts); |
345 | | } |
346 | | #endif |
347 | |
|
348 | 0 | json = &init->conf; |
349 | |
|
350 | 0 | if (json->start == NULL) { |
351 | 0 | return NXT_OK; |
352 | 0 | } |
353 | | |
354 | 0 | mp = nxt_mp_create(1024, 128, 256, 32); |
355 | 0 | if (nxt_slow_path(mp == NULL)) { |
356 | 0 | return NXT_ERROR; |
357 | 0 | } |
358 | | |
359 | 0 | conf = nxt_conf_json_parse_str(mp, json); |
360 | 0 | if (nxt_slow_path(conf == NULL)) { |
361 | 0 | nxt_alert(task, "failed to restore previous configuration: " |
362 | 0 | "file is corrupted or not enough memory"); |
363 | |
|
364 | 0 | nxt_mp_destroy(mp); |
365 | 0 | return NXT_OK; |
366 | 0 | } |
367 | | |
368 | 0 | nxt_memzero(&vldt, sizeof(nxt_conf_validation_t)); |
369 | |
|
370 | 0 | vldt.pool = nxt_mp_create(1024, 128, 256, 32); |
371 | 0 | if (nxt_slow_path(vldt.pool == NULL)) { |
372 | 0 | nxt_mp_destroy(mp); |
373 | 0 | return NXT_ERROR; |
374 | 0 | } |
375 | | |
376 | 0 | vldt.conf = conf; |
377 | 0 | vldt.conf_pool = mp; |
378 | 0 | vldt.ver = nxt_conf_ver; |
379 | |
|
380 | 0 | ret = nxt_conf_validate(&vldt); |
381 | |
|
382 | 0 | if (nxt_slow_path(ret != NXT_OK)) { |
383 | |
|
384 | 0 | if (ret == NXT_DECLINED) { |
385 | 0 | nxt_alert(task, "the previous configuration is invalid: %V", |
386 | 0 | &vldt.error); |
387 | |
|
388 | 0 | nxt_mp_destroy(vldt.pool); |
389 | 0 | nxt_mp_destroy(mp); |
390 | |
|
391 | 0 | return NXT_OK; |
392 | 0 | } |
393 | | |
394 | | /* ret == NXT_ERROR */ |
395 | | |
396 | 0 | return NXT_ERROR; |
397 | 0 | } |
398 | | |
399 | 0 | nxt_mp_destroy(vldt.pool); |
400 | |
|
401 | 0 | nxt_controller_conf.root = conf; |
402 | 0 | nxt_controller_conf.pool = mp; |
403 | |
|
404 | 0 | return NXT_OK; |
405 | 0 | } |
406 | | |
407 | | |
408 | | static void |
409 | | nxt_controller_process_new_port_handler(nxt_task_t *task, |
410 | | nxt_port_recv_msg_t *msg) |
411 | 0 | { |
412 | 0 | nxt_port_new_port_handler(task, msg); |
413 | |
|
414 | 0 | if (msg->u.new_port->type != NXT_PROCESS_ROUTER |
415 | 0 | || !nxt_controller_router_ready) |
416 | 0 | { |
417 | 0 | return; |
418 | 0 | } |
419 | | |
420 | 0 | nxt_controller_send_current_conf(task); |
421 | 0 | } |
422 | | |
423 | | |
424 | | static void |
425 | | nxt_controller_send_current_conf(nxt_task_t *task) |
426 | 0 | { |
427 | 0 | nxt_int_t rc; |
428 | 0 | nxt_runtime_t *rt; |
429 | 0 | nxt_conf_value_t *conf; |
430 | |
|
431 | 0 | conf = nxt_controller_conf.root; |
432 | |
|
433 | 0 | if (conf != NULL) { |
434 | 0 | rc = nxt_controller_conf_send(task, nxt_controller_conf.pool, conf, |
435 | 0 | nxt_controller_conf_init_handler, NULL); |
436 | |
|
437 | 0 | if (nxt_fast_path(rc == NXT_OK)) { |
438 | 0 | nxt_controller_waiting_init_conf = 1; |
439 | |
|
440 | 0 | return; |
441 | 0 | } |
442 | | |
443 | 0 | nxt_mp_destroy(nxt_controller_conf.pool); |
444 | |
|
445 | 0 | if (nxt_slow_path(nxt_controller_conf_default() != NXT_OK)) { |
446 | 0 | nxt_abort(); |
447 | 0 | } |
448 | 0 | } |
449 | | |
450 | 0 | if (nxt_slow_path(nxt_controller_conf_default() != NXT_OK)) { |
451 | 0 | nxt_abort(); |
452 | 0 | } |
453 | |
|
454 | 0 | rt = task->thread->runtime; |
455 | |
|
456 | 0 | if (nxt_slow_path(nxt_listen_event(task, rt->controller_socket) == NULL)) { |
457 | 0 | nxt_abort(); |
458 | 0 | } |
459 | |
|
460 | 0 | nxt_controller_listening = 1; |
461 | |
|
462 | 0 | nxt_controller_flush_requests(task); |
463 | 0 | } |
464 | | |
465 | | |
466 | | static void |
467 | | nxt_controller_router_ready_handler(nxt_task_t *task, |
468 | | nxt_port_recv_msg_t *msg) |
469 | 0 | { |
470 | 0 | nxt_port_t *router_port; |
471 | 0 | nxt_runtime_t *rt; |
472 | |
|
473 | 0 | rt = task->thread->runtime; |
474 | |
|
475 | 0 | router_port = rt->port_by_type[NXT_PROCESS_ROUTER]; |
476 | |
|
477 | 0 | nxt_controller_router_ready = 1; |
478 | |
|
479 | 0 | if (router_port != NULL) { |
480 | 0 | nxt_controller_send_current_conf(task); |
481 | 0 | } |
482 | 0 | } |
483 | | |
484 | | |
485 | | static void |
486 | | nxt_controller_remove_pid_handler(nxt_task_t *task, nxt_port_recv_msg_t *msg) |
487 | 0 | { |
488 | 0 | nxt_pid_t pid; |
489 | 0 | nxt_process_t *process; |
490 | 0 | nxt_runtime_t *rt; |
491 | |
|
492 | 0 | rt = task->thread->runtime; |
493 | |
|
494 | 0 | nxt_assert(nxt_buf_used_size(msg->buf) == sizeof(pid)); |
495 | |
|
496 | 0 | nxt_memcpy(&pid, msg->buf->mem.pos, sizeof(pid)); |
497 | |
|
498 | 0 | process = nxt_runtime_process_find(rt, pid); |
499 | 0 | if (process != NULL && nxt_process_type(process) == NXT_PROCESS_ROUTER) { |
500 | 0 | nxt_controller_router_ready = 0; |
501 | 0 | } |
502 | |
|
503 | 0 | nxt_port_remove_pid_handler(task, msg); |
504 | 0 | } |
505 | | |
506 | | |
507 | | static nxt_int_t |
508 | | nxt_controller_conf_default(void) |
509 | 0 | { |
510 | 0 | nxt_mp_t *mp; |
511 | 0 | nxt_conf_value_t *conf; |
512 | |
|
513 | 0 | static const nxt_str_t json = nxt_string( |
514 | 0 | "{ \"listeners\": {}, \"routes\": [], \"applications\": {} }" |
515 | 0 | ); |
516 | |
|
517 | 0 | mp = nxt_mp_create(1024, 128, 256, 32); |
518 | |
|
519 | 0 | if (nxt_slow_path(mp == NULL)) { |
520 | 0 | return NXT_ERROR; |
521 | 0 | } |
522 | | |
523 | 0 | conf = nxt_conf_json_parse_str(mp, &json); |
524 | |
|
525 | 0 | if (nxt_slow_path(conf == NULL)) { |
526 | 0 | return NXT_ERROR; |
527 | 0 | } |
528 | | |
529 | 0 | nxt_controller_conf.root = conf; |
530 | 0 | nxt_controller_conf.pool = mp; |
531 | |
|
532 | 0 | return NXT_OK; |
533 | 0 | } |
534 | | |
535 | | |
536 | | static void |
537 | | nxt_controller_conf_init_handler(nxt_task_t *task, nxt_port_recv_msg_t *msg, |
538 | | void *data) |
539 | 0 | { |
540 | 0 | nxt_runtime_t *rt; |
541 | |
|
542 | 0 | nxt_controller_waiting_init_conf = 0; |
543 | |
|
544 | 0 | if (msg->port_msg.type != NXT_PORT_MSG_RPC_READY) { |
545 | 0 | nxt_alert(task, "failed to apply previous configuration"); |
546 | |
|
547 | 0 | nxt_mp_destroy(nxt_controller_conf.pool); |
548 | |
|
549 | 0 | if (nxt_slow_path(nxt_controller_conf_default() != NXT_OK)) { |
550 | 0 | nxt_abort(); |
551 | 0 | } |
552 | 0 | } |
553 | |
|
554 | 0 | if (nxt_controller_listening == 0) { |
555 | 0 | rt = task->thread->runtime; |
556 | |
|
557 | 0 | if (nxt_slow_path(nxt_listen_event(task, rt->controller_socket) |
558 | 0 | == NULL)) |
559 | 0 | { |
560 | 0 | nxt_abort(); |
561 | 0 | } |
562 | |
|
563 | 0 | nxt_controller_listening = 1; |
564 | 0 | } |
565 | |
|
566 | 0 | nxt_controller_flush_requests(task); |
567 | 0 | } |
568 | | |
569 | | |
570 | | static void |
571 | | nxt_controller_flush_requests(nxt_task_t *task) |
572 | 0 | { |
573 | 0 | nxt_queue_t queue; |
574 | 0 | nxt_controller_request_t *req; |
575 | |
|
576 | 0 | nxt_queue_init(&queue); |
577 | 0 | nxt_queue_add(&queue, &nxt_controller_waiting_requests); |
578 | |
|
579 | 0 | nxt_queue_init(&nxt_controller_waiting_requests); |
580 | |
|
581 | 0 | nxt_queue_each(req, &queue, nxt_controller_request_t, link) { |
582 | 0 | nxt_controller_process_request(task, req); |
583 | 0 | } nxt_queue_loop; |
584 | 0 | } |
585 | | |
586 | | |
587 | | static nxt_int_t |
588 | | nxt_controller_conf_send(nxt_task_t *task, nxt_mp_t *mp, nxt_conf_value_t *conf, |
589 | | nxt_port_rpc_handler_t handler, void *data) |
590 | 0 | { |
591 | 0 | void *mem; |
592 | 0 | u_char *end; |
593 | 0 | size_t size; |
594 | 0 | uint32_t stream; |
595 | 0 | nxt_fd_t fd; |
596 | 0 | nxt_int_t rc; |
597 | 0 | nxt_buf_t *b; |
598 | 0 | nxt_port_t *router_port, *controller_port; |
599 | 0 | nxt_runtime_t *rt; |
600 | |
|
601 | 0 | rt = task->thread->runtime; |
602 | |
|
603 | 0 | router_port = rt->port_by_type[NXT_PROCESS_ROUTER]; |
604 | |
|
605 | 0 | nxt_assert(router_port != NULL); |
606 | 0 | nxt_assert(nxt_controller_router_ready); |
607 | |
|
608 | 0 | controller_port = rt->port_by_type[NXT_PROCESS_CONTROLLER]; |
609 | |
|
610 | 0 | size = nxt_conf_json_length(conf, NULL); |
611 | |
|
612 | 0 | b = nxt_buf_mem_alloc(mp, sizeof(size_t), 0); |
613 | 0 | if (nxt_slow_path(b == NULL)) { |
614 | 0 | return NXT_ERROR; |
615 | 0 | } |
616 | | |
617 | 0 | fd = nxt_shm_open(task, size); |
618 | 0 | if (nxt_slow_path(fd == -1)) { |
619 | 0 | return NXT_ERROR; |
620 | 0 | } |
621 | | |
622 | 0 | mem = nxt_mem_mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0); |
623 | 0 | if (nxt_slow_path(mem == MAP_FAILED)) { |
624 | 0 | goto fail; |
625 | 0 | } |
626 | | |
627 | 0 | end = nxt_conf_json_print(mem, conf, NULL); |
628 | |
|
629 | 0 | nxt_mem_munmap(mem, size); |
630 | |
|
631 | 0 | size = end - (u_char *) mem; |
632 | |
|
633 | 0 | b->mem.free = nxt_cpymem(b->mem.pos, &size, sizeof(size_t)); |
634 | |
|
635 | 0 | stream = nxt_port_rpc_register_handler(task, controller_port, |
636 | 0 | handler, handler, |
637 | 0 | router_port->pid, data); |
638 | 0 | if (nxt_slow_path(stream == 0)) { |
639 | 0 | goto fail; |
640 | 0 | } |
641 | | |
642 | 0 | rc = nxt_port_socket_write(task, router_port, |
643 | 0 | NXT_PORT_MSG_DATA_LAST | NXT_PORT_MSG_CLOSE_FD, |
644 | 0 | fd, stream, controller_port->id, b); |
645 | |
|
646 | 0 | if (nxt_slow_path(rc != NXT_OK)) { |
647 | 0 | nxt_port_rpc_cancel(task, controller_port, stream); |
648 | |
|
649 | 0 | goto fail; |
650 | 0 | } |
651 | | |
652 | 0 | return NXT_OK; |
653 | | |
654 | 0 | fail: |
655 | |
|
656 | 0 | nxt_fd_close(fd); |
657 | |
|
658 | 0 | return NXT_ERROR; |
659 | 0 | } |
660 | | |
661 | | |
662 | | nxt_int_t |
663 | | nxt_runtime_controller_socket(nxt_task_t *task, nxt_runtime_t *rt) |
664 | 0 | { |
665 | 0 | nxt_listen_socket_t *ls; |
666 | |
|
667 | 0 | ls = nxt_mp_alloc(rt->mem_pool, sizeof(nxt_listen_socket_t)); |
668 | 0 | if (ls == NULL) { |
669 | 0 | return NXT_ERROR; |
670 | 0 | } |
671 | | |
672 | 0 | ls->sockaddr = rt->controller_listen; |
673 | |
|
674 | 0 | nxt_listen_socket_remote_size(ls); |
675 | |
|
676 | 0 | ls->socket = -1; |
677 | 0 | ls->backlog = NXT_LISTEN_BACKLOG; |
678 | 0 | ls->read_after_accept = 1; |
679 | 0 | ls->flags = NXT_NONBLOCK; |
680 | |
|
681 | | #if 0 |
682 | | /* STUB */ |
683 | | wq = nxt_mp_zget(cf->mem_pool, sizeof(nxt_work_queue_t)); |
684 | | if (wq == NULL) { |
685 | | return NXT_ERROR; |
686 | | } |
687 | | nxt_work_queue_name(wq, "listen"); |
688 | | /**/ |
689 | | |
690 | | ls->work_queue = wq; |
691 | | #endif |
692 | 0 | ls->handler = nxt_controller_conn_init; |
693 | |
|
694 | 0 | #if (NXT_HAVE_UNIX_DOMAIN) |
695 | 0 | if (ls->sockaddr->u.sockaddr.sa_family == AF_UNIX) { |
696 | 0 | const char *path = ls->sockaddr->u.sockaddr_un.sun_path; |
697 | |
|
698 | 0 | nxt_fs_mkdir_parent((const u_char *) path, 0755); |
699 | 0 | } |
700 | 0 | #endif |
701 | |
|
702 | 0 | if (nxt_listen_socket_create(task, rt->mem_pool, ls) != NXT_OK) { |
703 | 0 | return NXT_ERROR; |
704 | 0 | } |
705 | | |
706 | 0 | rt->controller_socket = ls; |
707 | |
|
708 | 0 | return NXT_OK; |
709 | 0 | } |
710 | | |
711 | | |
712 | | static void |
713 | | nxt_controller_conn_init(nxt_task_t *task, void *obj, void *data) |
714 | 0 | { |
715 | 0 | nxt_buf_t *b; |
716 | 0 | nxt_conn_t *c; |
717 | 0 | nxt_event_engine_t *engine; |
718 | 0 | nxt_controller_request_t *r; |
719 | |
|
720 | 0 | c = obj; |
721 | |
|
722 | 0 | nxt_debug(task, "controller conn init fd:%d", c->socket.fd); |
723 | |
|
724 | 0 | r = nxt_mp_zget(c->mem_pool, sizeof(nxt_controller_request_t)); |
725 | 0 | if (nxt_slow_path(r == NULL)) { |
726 | 0 | nxt_controller_conn_free(task, c, NULL); |
727 | 0 | return; |
728 | 0 | } |
729 | | |
730 | 0 | r->conn = c; |
731 | |
|
732 | 0 | if (nxt_slow_path(nxt_http_parse_request_init(&r->parser, c->mem_pool) |
733 | 0 | != NXT_OK)) |
734 | 0 | { |
735 | 0 | nxt_controller_conn_free(task, c, NULL); |
736 | 0 | return; |
737 | 0 | } |
738 | | |
739 | 0 | r->parser.encoded_slashes = 1; |
740 | |
|
741 | 0 | b = nxt_buf_mem_alloc(c->mem_pool, 1024, 0); |
742 | 0 | if (nxt_slow_path(b == NULL)) { |
743 | 0 | nxt_controller_conn_free(task, c, NULL); |
744 | 0 | return; |
745 | 0 | } |
746 | | |
747 | 0 | c->read = b; |
748 | 0 | c->socket.data = r; |
749 | 0 | c->socket.read_ready = 1; |
750 | 0 | c->read_state = &nxt_controller_conn_read_state; |
751 | |
|
752 | 0 | engine = task->thread->engine; |
753 | 0 | c->read_work_queue = &engine->read_work_queue; |
754 | 0 | c->write_work_queue = &engine->write_work_queue; |
755 | |
|
756 | 0 | nxt_conn_read(engine, c); |
757 | 0 | } |
758 | | |
759 | | |
760 | | static const nxt_event_conn_state_t nxt_controller_conn_read_state |
761 | | nxt_aligned(64) = |
762 | | { |
763 | | .ready_handler = nxt_controller_conn_read, |
764 | | .close_handler = nxt_controller_conn_close, |
765 | | .error_handler = nxt_controller_conn_read_error, |
766 | | |
767 | | .timer_handler = nxt_controller_conn_read_timeout, |
768 | | .timer_value = nxt_controller_conn_timeout_value, |
769 | | .timer_data = 300 * 1000, |
770 | | }; |
771 | | |
772 | | |
773 | | static void |
774 | | nxt_controller_conn_read(nxt_task_t *task, void *obj, void *data) |
775 | 0 | { |
776 | 0 | size_t preread; |
777 | 0 | nxt_buf_t *b; |
778 | 0 | nxt_int_t rc; |
779 | 0 | nxt_conn_t *c; |
780 | 0 | nxt_controller_request_t *r; |
781 | |
|
782 | 0 | c = obj; |
783 | 0 | r = data; |
784 | |
|
785 | 0 | nxt_debug(task, "controller conn read"); |
786 | |
|
787 | 0 | nxt_queue_remove(&c->link); |
788 | 0 | nxt_queue_self(&c->link); |
789 | |
|
790 | 0 | b = c->read; |
791 | |
|
792 | 0 | rc = nxt_http_parse_request(&r->parser, &b->mem); |
793 | |
|
794 | 0 | if (nxt_slow_path(rc != NXT_DONE)) { |
795 | |
|
796 | 0 | if (rc == NXT_AGAIN) { |
797 | 0 | if (nxt_buf_mem_free_size(&b->mem) == 0) { |
798 | 0 | nxt_log(task, NXT_LOG_ERR, "too long request headers"); |
799 | 0 | nxt_controller_conn_close(task, c, r); |
800 | 0 | return; |
801 | 0 | } |
802 | | |
803 | 0 | nxt_conn_read(task->thread->engine, c); |
804 | 0 | return; |
805 | 0 | } |
806 | | |
807 | | /* rc == NXT_ERROR */ |
808 | | |
809 | 0 | nxt_log(task, NXT_LOG_ERR, "parsing error"); |
810 | |
|
811 | 0 | nxt_controller_conn_close(task, c, r); |
812 | 0 | return; |
813 | 0 | } |
814 | | |
815 | 0 | rc = nxt_http_fields_process(r->parser.fields, &nxt_controller_fields_hash, |
816 | 0 | r); |
817 | |
|
818 | 0 | if (nxt_slow_path(rc != NXT_OK)) { |
819 | 0 | nxt_controller_conn_close(task, c, r); |
820 | 0 | return; |
821 | 0 | } |
822 | | |
823 | 0 | preread = nxt_buf_mem_used_size(&b->mem); |
824 | |
|
825 | 0 | nxt_debug(task, "controller request header parsing complete, " |
826 | 0 | "body length: %uz, preread: %uz", |
827 | 0 | r->length, preread); |
828 | |
|
829 | 0 | if (preread >= r->length) { |
830 | 0 | nxt_controller_process_request(task, r); |
831 | 0 | return; |
832 | 0 | } |
833 | | |
834 | 0 | if (r->length - preread > (size_t) nxt_buf_mem_free_size(&b->mem)) { |
835 | 0 | b = nxt_buf_mem_alloc(c->mem_pool, r->length, 0); |
836 | 0 | if (nxt_slow_path(b == NULL)) { |
837 | 0 | nxt_controller_conn_free(task, c, NULL); |
838 | 0 | return; |
839 | 0 | } |
840 | | |
841 | 0 | b->mem.free = nxt_cpymem(b->mem.free, c->read->mem.pos, preread); |
842 | |
|
843 | 0 | c->read = b; |
844 | 0 | } |
845 | | |
846 | 0 | c->read_state = &nxt_controller_conn_body_read_state; |
847 | |
|
848 | 0 | nxt_conn_read(task->thread->engine, c); |
849 | 0 | } |
850 | | |
851 | | |
852 | | static nxt_msec_t |
853 | | nxt_controller_conn_timeout_value(nxt_conn_t *c, uintptr_t data) |
854 | 0 | { |
855 | 0 | return (nxt_msec_t) data; |
856 | 0 | } |
857 | | |
858 | | |
859 | | static void |
860 | | nxt_controller_conn_read_error(nxt_task_t *task, void *obj, void *data) |
861 | 0 | { |
862 | 0 | nxt_conn_t *c; |
863 | |
|
864 | 0 | c = obj; |
865 | |
|
866 | 0 | nxt_debug(task, "controller conn read error"); |
867 | |
|
868 | 0 | nxt_controller_conn_close(task, c, data); |
869 | 0 | } |
870 | | |
871 | | |
872 | | static void |
873 | | nxt_controller_conn_read_timeout(nxt_task_t *task, void *obj, void *data) |
874 | 0 | { |
875 | 0 | nxt_timer_t *timer; |
876 | 0 | nxt_conn_t *c; |
877 | |
|
878 | 0 | timer = obj; |
879 | |
|
880 | 0 | c = nxt_read_timer_conn(timer); |
881 | 0 | c->socket.timedout = 1; |
882 | 0 | c->socket.closed = 1; |
883 | |
|
884 | 0 | nxt_debug(task, "controller conn read timeout"); |
885 | |
|
886 | 0 | nxt_controller_conn_close(task, c, data); |
887 | 0 | } |
888 | | |
889 | | |
890 | | static const nxt_event_conn_state_t nxt_controller_conn_body_read_state |
891 | | nxt_aligned(64) = |
892 | | { |
893 | | .ready_handler = nxt_controller_conn_body_read, |
894 | | .close_handler = nxt_controller_conn_close, |
895 | | .error_handler = nxt_controller_conn_read_error, |
896 | | |
897 | | .timer_handler = nxt_controller_conn_read_timeout, |
898 | | .timer_value = nxt_controller_conn_timeout_value, |
899 | | .timer_data = 60 * 1000, |
900 | | .timer_autoreset = 1, |
901 | | }; |
902 | | |
903 | | |
904 | | static void |
905 | | nxt_controller_conn_body_read(nxt_task_t *task, void *obj, void *data) |
906 | 0 | { |
907 | 0 | size_t read; |
908 | 0 | nxt_buf_t *b; |
909 | 0 | nxt_conn_t *c; |
910 | 0 | nxt_controller_request_t *r; |
911 | |
|
912 | 0 | c = obj; |
913 | 0 | r = data; |
914 | 0 | b = c->read; |
915 | |
|
916 | 0 | read = nxt_buf_mem_used_size(&b->mem); |
917 | |
|
918 | 0 | nxt_debug(task, "controller conn body read: %uz of %uz", |
919 | 0 | read, r->length); |
920 | |
|
921 | 0 | if (read >= r->length) { |
922 | 0 | nxt_controller_process_request(task, r); |
923 | 0 | return; |
924 | 0 | } |
925 | | |
926 | 0 | nxt_conn_read(task->thread->engine, c); |
927 | 0 | } |
928 | | |
929 | | |
930 | | static const nxt_event_conn_state_t nxt_controller_conn_write_state |
931 | | nxt_aligned(64) = |
932 | | { |
933 | | .ready_handler = nxt_controller_conn_write, |
934 | | .error_handler = nxt_controller_conn_write_error, |
935 | | |
936 | | .timer_handler = nxt_controller_conn_write_timeout, |
937 | | .timer_value = nxt_controller_conn_timeout_value, |
938 | | .timer_data = 60 * 1000, |
939 | | .timer_autoreset = 1, |
940 | | }; |
941 | | |
942 | | |
943 | | static void |
944 | | nxt_controller_conn_write(nxt_task_t *task, void *obj, void *data) |
945 | 0 | { |
946 | 0 | nxt_buf_t *b; |
947 | 0 | nxt_conn_t *c; |
948 | |
|
949 | 0 | c = obj; |
950 | |
|
951 | 0 | nxt_debug(task, "controller conn write"); |
952 | |
|
953 | 0 | b = c->write; |
954 | |
|
955 | 0 | if (b->mem.pos != b->mem.free) { |
956 | 0 | nxt_conn_write(task->thread->engine, c); |
957 | 0 | return; |
958 | 0 | } |
959 | | |
960 | 0 | nxt_debug(task, "controller conn write complete"); |
961 | |
|
962 | 0 | nxt_controller_conn_close(task, c, data); |
963 | 0 | } |
964 | | |
965 | | |
966 | | static void |
967 | | nxt_controller_conn_write_error(nxt_task_t *task, void *obj, void *data) |
968 | 0 | { |
969 | 0 | nxt_conn_t *c; |
970 | |
|
971 | 0 | c = obj; |
972 | |
|
973 | 0 | nxt_debug(task, "controller conn write error"); |
974 | |
|
975 | 0 | nxt_controller_conn_close(task, c, data); |
976 | 0 | } |
977 | | |
978 | | |
979 | | static void |
980 | | nxt_controller_conn_write_timeout(nxt_task_t *task, void *obj, void *data) |
981 | 0 | { |
982 | 0 | nxt_conn_t *c; |
983 | 0 | nxt_timer_t *timer; |
984 | |
|
985 | 0 | timer = obj; |
986 | |
|
987 | 0 | c = nxt_write_timer_conn(timer); |
988 | 0 | c->socket.timedout = 1; |
989 | 0 | c->socket.closed = 1; |
990 | |
|
991 | 0 | nxt_debug(task, "controller conn write timeout"); |
992 | |
|
993 | 0 | nxt_controller_conn_close(task, c, data); |
994 | 0 | } |
995 | | |
996 | | |
997 | | static const nxt_event_conn_state_t nxt_controller_conn_close_state |
998 | | nxt_aligned(64) = |
999 | | { |
1000 | | .ready_handler = nxt_controller_conn_free, |
1001 | | }; |
1002 | | |
1003 | | |
1004 | | static void |
1005 | | nxt_controller_conn_close(nxt_task_t *task, void *obj, void *data) |
1006 | 0 | { |
1007 | 0 | nxt_conn_t *c; |
1008 | |
|
1009 | 0 | c = obj; |
1010 | |
|
1011 | 0 | nxt_debug(task, "controller conn close"); |
1012 | |
|
1013 | 0 | nxt_queue_remove(&c->link); |
1014 | |
|
1015 | 0 | c->write_state = &nxt_controller_conn_close_state; |
1016 | |
|
1017 | 0 | nxt_conn_close(task->thread->engine, c); |
1018 | 0 | } |
1019 | | |
1020 | | |
1021 | | static void |
1022 | | nxt_controller_conn_free(nxt_task_t *task, void *obj, void *data) |
1023 | 0 | { |
1024 | 0 | nxt_conn_t *c; |
1025 | |
|
1026 | 0 | c = obj; |
1027 | |
|
1028 | 0 | nxt_debug(task, "controller conn free"); |
1029 | |
|
1030 | 0 | nxt_sockaddr_cache_free(task->thread->engine, c); |
1031 | |
|
1032 | 0 | nxt_conn_free(task, c); |
1033 | 0 | } |
1034 | | |
1035 | | |
1036 | | static nxt_int_t |
1037 | | nxt_controller_request_content_length(void *ctx, nxt_http_field_t *field, |
1038 | | uintptr_t data) |
1039 | 0 | { |
1040 | 0 | off_t length; |
1041 | 0 | nxt_controller_request_t *r; |
1042 | |
|
1043 | 0 | r = ctx; |
1044 | |
|
1045 | 0 | length = nxt_off_t_parse(field->value, field->value_length); |
1046 | |
|
1047 | 0 | if (nxt_fast_path(length >= 0)) { |
1048 | |
|
1049 | 0 | if (nxt_slow_path(length > NXT_SIZE_T_MAX)) { |
1050 | 0 | nxt_log_error(NXT_LOG_ERR, &r->conn->log, |
1051 | 0 | "Content-Length is too big"); |
1052 | 0 | return NXT_ERROR; |
1053 | 0 | } |
1054 | | |
1055 | 0 | r->length = length; |
1056 | 0 | return NXT_OK; |
1057 | 0 | } |
1058 | | |
1059 | 0 | nxt_log_error(NXT_LOG_ERR, &r->conn->log, "Content-Length is invalid"); |
1060 | |
|
1061 | 0 | return NXT_ERROR; |
1062 | 0 | } |
1063 | | |
1064 | | |
1065 | | static void |
1066 | | nxt_controller_process_request(nxt_task_t *task, nxt_controller_request_t *req) |
1067 | 0 | { |
1068 | 0 | uint32_t i, count; |
1069 | 0 | nxt_str_t path; |
1070 | 0 | nxt_conn_t *c; |
1071 | 0 | nxt_conf_value_t *value; |
1072 | 0 | nxt_controller_response_t resp; |
1073 | | #if (NXT_TLS) |
1074 | | nxt_conf_value_t *certs; |
1075 | | #endif |
1076 | | #if (NXT_HAVE_NJS) |
1077 | | nxt_conf_value_t *scripts; |
1078 | | #endif |
1079 | |
|
1080 | | #if (NXT_TLS) |
1081 | | static nxt_str_t certificates = nxt_string("certificates"); |
1082 | | #endif |
1083 | |
|
1084 | | #if (NXT_HAVE_NJS) |
1085 | | static nxt_str_t scripts_str = nxt_string("js_modules"); |
1086 | | #endif |
1087 | |
|
1088 | 0 | static nxt_str_t config = nxt_string("config"); |
1089 | 0 | static nxt_str_t status = nxt_string("status"); |
1090 | |
|
1091 | 0 | c = req->conn; |
1092 | 0 | path = req->parser.path; |
1093 | |
|
1094 | 0 | if (path.length > 1 && path.start[path.length - 1] == '/') { |
1095 | 0 | path.length--; |
1096 | 0 | } |
1097 | |
|
1098 | 0 | if (nxt_str_start(&path, "/config", 7) |
1099 | 0 | && (path.length == 7 || path.start[7] == '/')) |
1100 | 0 | { |
1101 | 0 | if (path.length == 7) { |
1102 | 0 | path.length = 1; |
1103 | |
|
1104 | 0 | } else { |
1105 | 0 | path.length -= 7; |
1106 | 0 | path.start += 7; |
1107 | 0 | } |
1108 | |
|
1109 | 0 | nxt_controller_process_config(task, req, &path); |
1110 | 0 | return; |
1111 | 0 | } |
1112 | | |
1113 | 0 | nxt_memzero(&resp, sizeof(nxt_controller_response_t)); |
1114 | |
|
1115 | 0 | if (nxt_str_start(&path, "/status", 7) |
1116 | 0 | && (path.length == 7 || path.start[7] == '/')) |
1117 | 0 | { |
1118 | 0 | if (!nxt_str_eq(&req->parser.method, "GET", 3)) { |
1119 | 0 | goto invalid_method; |
1120 | 0 | } |
1121 | | |
1122 | 0 | if (nxt_controller_status == NULL) { |
1123 | 0 | nxt_controller_process_status(task, req); |
1124 | 0 | return; |
1125 | 0 | } |
1126 | | |
1127 | 0 | if (path.length == 7) { |
1128 | 0 | path.length = 1; |
1129 | |
|
1130 | 0 | } else { |
1131 | 0 | path.length -= 7; |
1132 | 0 | path.start += 7; |
1133 | 0 | } |
1134 | |
|
1135 | 0 | nxt_controller_status_response(task, req, &path); |
1136 | 0 | return; |
1137 | 0 | } |
1138 | | |
1139 | | #if (NXT_TLS) |
1140 | | |
1141 | | if (nxt_str_start(&path, "/certificates", 13) |
1142 | | && (path.length == 13 || path.start[13] == '/')) |
1143 | | { |
1144 | | if (path.length == 13) { |
1145 | | path.length = 1; |
1146 | | |
1147 | | } else { |
1148 | | path.length -= 13; |
1149 | | path.start += 13; |
1150 | | } |
1151 | | |
1152 | | nxt_controller_process_cert(task, req, &path); |
1153 | | return; |
1154 | | } |
1155 | | |
1156 | | #endif |
1157 | | |
1158 | | #if (NXT_HAVE_NJS) |
1159 | | |
1160 | | if (nxt_str_start(&path, "/js_modules", 11) |
1161 | | && (path.length == 11 || path.start[11] == '/')) |
1162 | | { |
1163 | | if (path.length == 11) { |
1164 | | path.length = 1; |
1165 | | |
1166 | | } else { |
1167 | | path.length -= 11; |
1168 | | path.start += 11; |
1169 | | } |
1170 | | |
1171 | | nxt_controller_process_script(task, req, &path); |
1172 | | return; |
1173 | | } |
1174 | | |
1175 | | #endif |
1176 | | |
1177 | 0 | if (nxt_str_start(&path, "/control/", 9)) { |
1178 | 0 | path.length -= 9; |
1179 | 0 | path.start += 9; |
1180 | |
|
1181 | 0 | nxt_controller_process_control(task, req, &path); |
1182 | 0 | return; |
1183 | 0 | } |
1184 | | |
1185 | 0 | if (path.length == 1 && path.start[0] == '/') { |
1186 | |
|
1187 | 0 | if (!nxt_str_eq(&req->parser.method, "GET", 3)) { |
1188 | 0 | goto invalid_method; |
1189 | 0 | } |
1190 | | |
1191 | 0 | if (nxt_controller_status == NULL) { |
1192 | 0 | nxt_controller_process_status(task, req); |
1193 | 0 | return; |
1194 | 0 | } |
1195 | | |
1196 | 0 | count = 2; |
1197 | | #if (NXT_TLS) |
1198 | | count++; |
1199 | | #endif |
1200 | | #if (NXT_HAVE_NJS) |
1201 | | count++; |
1202 | | #endif |
1203 | |
|
1204 | 0 | value = nxt_conf_create_object(c->mem_pool, count); |
1205 | 0 | if (nxt_slow_path(value == NULL)) { |
1206 | 0 | goto alloc_fail; |
1207 | 0 | } |
1208 | | |
1209 | 0 | i = 0; |
1210 | |
|
1211 | | #if (NXT_TLS) |
1212 | | certs = nxt_cert_info_get_all(c->mem_pool); |
1213 | | if (nxt_slow_path(certs == NULL)) { |
1214 | | goto alloc_fail; |
1215 | | } |
1216 | | |
1217 | | nxt_conf_set_member(value, &certificates, certs, i++); |
1218 | | #endif |
1219 | |
|
1220 | | #if (NXT_HAVE_NJS) |
1221 | | scripts = nxt_script_info_get_all(c->mem_pool); |
1222 | | if (nxt_slow_path(scripts == NULL)) { |
1223 | | goto alloc_fail; |
1224 | | } |
1225 | | |
1226 | | nxt_conf_set_member(value, &scripts_str, scripts, i++); |
1227 | | #endif |
1228 | |
|
1229 | 0 | nxt_conf_set_member(value, &config, nxt_controller_conf.root, i++); |
1230 | 0 | nxt_conf_set_member(value, &status, nxt_controller_status, i); |
1231 | |
|
1232 | 0 | resp.status = 200; |
1233 | 0 | resp.conf = value; |
1234 | |
|
1235 | 0 | nxt_controller_response(task, req, &resp); |
1236 | 0 | return; |
1237 | 0 | } |
1238 | | |
1239 | 0 | resp.status = 404; |
1240 | 0 | resp.title = (u_char *) "Value doesn't exist."; |
1241 | 0 | resp.offset = -1; |
1242 | |
|
1243 | 0 | nxt_controller_response(task, req, &resp); |
1244 | 0 | return; |
1245 | | |
1246 | 0 | invalid_method: |
1247 | |
|
1248 | 0 | resp.status = 405; |
1249 | 0 | resp.title = (u_char *) "Invalid method."; |
1250 | 0 | resp.offset = -1; |
1251 | |
|
1252 | 0 | nxt_controller_response(task, req, &resp); |
1253 | 0 | return; |
1254 | | |
1255 | 0 | alloc_fail: |
1256 | |
|
1257 | 0 | resp.status = 500; |
1258 | 0 | resp.title = (u_char *) "Memory allocation failed."; |
1259 | 0 | resp.offset = -1; |
1260 | |
|
1261 | 0 | nxt_controller_response(task, req, &resp); |
1262 | 0 | return; |
1263 | 0 | } |
1264 | | |
1265 | | |
1266 | | static void |
1267 | | nxt_controller_process_config(nxt_task_t *task, nxt_controller_request_t *req, |
1268 | | nxt_str_t *path) |
1269 | 0 | { |
1270 | 0 | nxt_mp_t *mp; |
1271 | 0 | nxt_int_t rc; |
1272 | 0 | nxt_conn_t *c; |
1273 | 0 | nxt_bool_t post; |
1274 | 0 | nxt_buf_mem_t *mbuf; |
1275 | 0 | nxt_conf_op_t *ops; |
1276 | 0 | nxt_conf_value_t *value; |
1277 | 0 | nxt_conf_validation_t vldt; |
1278 | 0 | nxt_conf_json_error_t error; |
1279 | 0 | nxt_controller_response_t resp; |
1280 | |
|
1281 | 0 | static const nxt_str_t empty_obj = nxt_string("{}"); |
1282 | |
|
1283 | 0 | nxt_memzero(&resp, sizeof(nxt_controller_response_t)); |
1284 | |
|
1285 | 0 | c = req->conn; |
1286 | |
|
1287 | 0 | if (nxt_str_eq(&req->parser.method, "GET", 3)) { |
1288 | |
|
1289 | 0 | value = nxt_conf_get_path(nxt_controller_conf.root, path); |
1290 | |
|
1291 | 0 | if (value == NULL) { |
1292 | 0 | goto not_found; |
1293 | 0 | } |
1294 | | |
1295 | 0 | resp.status = 200; |
1296 | 0 | resp.conf = value; |
1297 | |
|
1298 | 0 | nxt_controller_response(task, req, &resp); |
1299 | 0 | return; |
1300 | 0 | } |
1301 | | |
1302 | 0 | if (nxt_str_eq(&req->parser.method, "POST", 4)) { |
1303 | 0 | if (path->length == 1) { |
1304 | 0 | goto not_allowed; |
1305 | 0 | } |
1306 | | |
1307 | 0 | post = 1; |
1308 | |
|
1309 | 0 | } else { |
1310 | 0 | post = 0; |
1311 | 0 | } |
1312 | | |
1313 | 0 | if (post || nxt_str_eq(&req->parser.method, "PUT", 3)) { |
1314 | |
|
1315 | 0 | if (nxt_controller_check_postpone_request(task)) { |
1316 | 0 | nxt_queue_insert_tail(&nxt_controller_waiting_requests, &req->link); |
1317 | 0 | return; |
1318 | 0 | } |
1319 | | |
1320 | 0 | mp = nxt_mp_create(1024, 128, 256, 32); |
1321 | |
|
1322 | 0 | if (nxt_slow_path(mp == NULL)) { |
1323 | 0 | goto alloc_fail; |
1324 | 0 | } |
1325 | | |
1326 | 0 | mbuf = &c->read->mem; |
1327 | |
|
1328 | 0 | nxt_memzero(&error, sizeof(nxt_conf_json_error_t)); |
1329 | | |
1330 | | /* Skip UTF-8 BOM. */ |
1331 | 0 | if (nxt_buf_mem_used_size(mbuf) >= 3 |
1332 | 0 | && memcmp(mbuf->pos, "\xEF\xBB\xBF", 3) == 0) |
1333 | 0 | { |
1334 | 0 | mbuf->pos += 3; |
1335 | 0 | } |
1336 | |
|
1337 | 0 | value = nxt_conf_json_parse(mp, mbuf->pos, mbuf->free, &error); |
1338 | |
|
1339 | 0 | if (value == NULL) { |
1340 | 0 | nxt_mp_destroy(mp); |
1341 | |
|
1342 | 0 | if (error.pos == NULL) { |
1343 | 0 | goto alloc_fail; |
1344 | 0 | } |
1345 | | |
1346 | 0 | resp.status = 400; |
1347 | 0 | resp.title = (u_char *) "Invalid JSON."; |
1348 | 0 | resp.detail.length = nxt_strlen(error.detail); |
1349 | 0 | resp.detail.start = error.detail; |
1350 | 0 | resp.offset = error.pos - mbuf->pos; |
1351 | |
|
1352 | 0 | nxt_conf_json_position(mbuf->pos, error.pos, |
1353 | 0 | &resp.line, &resp.column); |
1354 | |
|
1355 | 0 | nxt_controller_response(task, req, &resp); |
1356 | 0 | return; |
1357 | 0 | } |
1358 | | |
1359 | 0 | if (path->length != 1) { |
1360 | 0 | rc = nxt_conf_op_compile(c->mem_pool, &ops, |
1361 | 0 | nxt_controller_conf.root, |
1362 | 0 | path, value, post); |
1363 | |
|
1364 | 0 | if (rc != NXT_CONF_OP_OK) { |
1365 | 0 | nxt_mp_destroy(mp); |
1366 | |
|
1367 | 0 | switch (rc) { |
1368 | 0 | case NXT_CONF_OP_NOT_FOUND: |
1369 | 0 | goto not_found; |
1370 | | |
1371 | 0 | case NXT_CONF_OP_NOT_ALLOWED: |
1372 | 0 | goto not_allowed; |
1373 | 0 | } |
1374 | | |
1375 | | /* rc == NXT_CONF_OP_ERROR */ |
1376 | 0 | goto alloc_fail; |
1377 | 0 | } |
1378 | | |
1379 | 0 | value = nxt_conf_clone(mp, ops, nxt_controller_conf.root); |
1380 | |
|
1381 | 0 | if (nxt_slow_path(value == NULL)) { |
1382 | 0 | nxt_mp_destroy(mp); |
1383 | 0 | goto alloc_fail; |
1384 | 0 | } |
1385 | 0 | } |
1386 | | |
1387 | 0 | nxt_memzero(&vldt, sizeof(nxt_conf_validation_t)); |
1388 | |
|
1389 | 0 | vldt.conf = value; |
1390 | 0 | vldt.pool = c->mem_pool; |
1391 | 0 | vldt.conf_pool = mp; |
1392 | 0 | vldt.ver = NXT_VERNUM; |
1393 | |
|
1394 | 0 | rc = nxt_conf_validate(&vldt); |
1395 | |
|
1396 | 0 | if (nxt_slow_path(rc != NXT_OK)) { |
1397 | 0 | nxt_mp_destroy(mp); |
1398 | |
|
1399 | 0 | if (rc == NXT_DECLINED) { |
1400 | 0 | resp.detail = vldt.error; |
1401 | 0 | goto invalid_conf; |
1402 | 0 | } |
1403 | | |
1404 | | /* rc == NXT_ERROR */ |
1405 | 0 | goto alloc_fail; |
1406 | 0 | } |
1407 | | |
1408 | 0 | rc = nxt_controller_conf_send(task, mp, value, |
1409 | 0 | nxt_controller_conf_handler, req); |
1410 | |
|
1411 | 0 | if (nxt_slow_path(rc != NXT_OK)) { |
1412 | 0 | nxt_mp_destroy(mp); |
1413 | | |
1414 | | /* rc == NXT_ERROR */ |
1415 | 0 | goto alloc_fail; |
1416 | 0 | } |
1417 | | |
1418 | 0 | req->conf.root = value; |
1419 | 0 | req->conf.pool = mp; |
1420 | |
|
1421 | 0 | nxt_queue_insert_head(&nxt_controller_waiting_requests, &req->link); |
1422 | |
|
1423 | 0 | return; |
1424 | 0 | } |
1425 | | |
1426 | 0 | if (nxt_str_eq(&req->parser.method, "DELETE", 6)) { |
1427 | |
|
1428 | 0 | if (nxt_controller_check_postpone_request(task)) { |
1429 | 0 | nxt_queue_insert_tail(&nxt_controller_waiting_requests, &req->link); |
1430 | 0 | return; |
1431 | 0 | } |
1432 | | |
1433 | 0 | if (path->length == 1) { |
1434 | 0 | mp = nxt_mp_create(1024, 128, 256, 32); |
1435 | |
|
1436 | 0 | if (nxt_slow_path(mp == NULL)) { |
1437 | 0 | goto alloc_fail; |
1438 | 0 | } |
1439 | | |
1440 | 0 | value = nxt_conf_json_parse_str(mp, &empty_obj); |
1441 | |
|
1442 | 0 | } else { |
1443 | 0 | rc = nxt_conf_op_compile(c->mem_pool, &ops, |
1444 | 0 | nxt_controller_conf.root, |
1445 | 0 | path, NULL, 0); |
1446 | |
|
1447 | 0 | if (rc != NXT_OK) { |
1448 | 0 | if (rc == NXT_CONF_OP_NOT_FOUND) { |
1449 | 0 | goto not_found; |
1450 | 0 | } |
1451 | | |
1452 | | /* rc == NXT_CONF_OP_ERROR */ |
1453 | 0 | goto alloc_fail; |
1454 | 0 | } |
1455 | | |
1456 | 0 | mp = nxt_mp_create(1024, 128, 256, 32); |
1457 | |
|
1458 | 0 | if (nxt_slow_path(mp == NULL)) { |
1459 | 0 | goto alloc_fail; |
1460 | 0 | } |
1461 | | |
1462 | 0 | value = nxt_conf_clone(mp, ops, nxt_controller_conf.root); |
1463 | 0 | } |
1464 | | |
1465 | 0 | if (nxt_slow_path(value == NULL)) { |
1466 | 0 | nxt_mp_destroy(mp); |
1467 | 0 | goto alloc_fail; |
1468 | 0 | } |
1469 | | |
1470 | 0 | nxt_memzero(&vldt, sizeof(nxt_conf_validation_t)); |
1471 | |
|
1472 | 0 | vldt.conf = value; |
1473 | 0 | vldt.pool = c->mem_pool; |
1474 | 0 | vldt.conf_pool = mp; |
1475 | 0 | vldt.ver = NXT_VERNUM; |
1476 | |
|
1477 | 0 | rc = nxt_conf_validate(&vldt); |
1478 | |
|
1479 | 0 | if (nxt_slow_path(rc != NXT_OK)) { |
1480 | 0 | nxt_mp_destroy(mp); |
1481 | |
|
1482 | 0 | if (rc == NXT_DECLINED) { |
1483 | 0 | resp.detail = vldt.error; |
1484 | 0 | goto invalid_conf; |
1485 | 0 | } |
1486 | | |
1487 | | /* rc == NXT_ERROR */ |
1488 | 0 | goto alloc_fail; |
1489 | 0 | } |
1490 | | |
1491 | 0 | rc = nxt_controller_conf_send(task, mp, value, |
1492 | 0 | nxt_controller_conf_handler, req); |
1493 | |
|
1494 | 0 | if (nxt_slow_path(rc != NXT_OK)) { |
1495 | 0 | nxt_mp_destroy(mp); |
1496 | | |
1497 | | /* rc == NXT_ERROR */ |
1498 | 0 | goto alloc_fail; |
1499 | 0 | } |
1500 | | |
1501 | 0 | req->conf.root = value; |
1502 | 0 | req->conf.pool = mp; |
1503 | |
|
1504 | 0 | nxt_queue_insert_head(&nxt_controller_waiting_requests, &req->link); |
1505 | |
|
1506 | 0 | return; |
1507 | 0 | } |
1508 | | |
1509 | 0 | not_allowed: |
1510 | |
|
1511 | 0 | resp.status = 405; |
1512 | 0 | resp.title = (u_char *) "Method isn't allowed."; |
1513 | 0 | resp.offset = -1; |
1514 | |
|
1515 | 0 | nxt_controller_response(task, req, &resp); |
1516 | 0 | return; |
1517 | | |
1518 | 0 | not_found: |
1519 | |
|
1520 | 0 | resp.status = 404; |
1521 | 0 | resp.title = (u_char *) "Value doesn't exist."; |
1522 | 0 | resp.offset = -1; |
1523 | |
|
1524 | 0 | nxt_controller_response(task, req, &resp); |
1525 | 0 | return; |
1526 | | |
1527 | 0 | invalid_conf: |
1528 | |
|
1529 | 0 | resp.status = 400; |
1530 | 0 | resp.title = (u_char *) "Invalid configuration."; |
1531 | 0 | resp.offset = -1; |
1532 | |
|
1533 | 0 | nxt_controller_response(task, req, &resp); |
1534 | 0 | return; |
1535 | | |
1536 | 0 | alloc_fail: |
1537 | |
|
1538 | 0 | resp.status = 500; |
1539 | 0 | resp.title = (u_char *) "Memory allocation failed."; |
1540 | 0 | resp.offset = -1; |
1541 | |
|
1542 | 0 | nxt_controller_response(task, req, &resp); |
1543 | 0 | } |
1544 | | |
1545 | | |
1546 | | static nxt_bool_t |
1547 | | nxt_controller_check_postpone_request(nxt_task_t *task) |
1548 | 0 | { |
1549 | 0 | nxt_port_t *router_port; |
1550 | 0 | nxt_runtime_t *rt; |
1551 | |
|
1552 | 0 | if (!nxt_queue_is_empty(&nxt_controller_waiting_requests) |
1553 | 0 | || nxt_controller_waiting_init_conf |
1554 | 0 | || !nxt_controller_router_ready) |
1555 | 0 | { |
1556 | 0 | return 1; |
1557 | 0 | } |
1558 | | |
1559 | 0 | rt = task->thread->runtime; |
1560 | |
|
1561 | 0 | router_port = rt->port_by_type[NXT_PROCESS_ROUTER]; |
1562 | |
|
1563 | 0 | return (router_port == NULL); |
1564 | 0 | } |
1565 | | |
1566 | | |
1567 | | static void |
1568 | | nxt_controller_process_status(nxt_task_t *task, nxt_controller_request_t *req) |
1569 | 0 | { |
1570 | 0 | uint32_t stream; |
1571 | 0 | nxt_int_t rc; |
1572 | 0 | nxt_port_t *router_port, *controller_port; |
1573 | 0 | nxt_runtime_t *rt; |
1574 | 0 | nxt_controller_response_t resp; |
1575 | |
|
1576 | 0 | if (nxt_controller_check_postpone_request(task)) { |
1577 | 0 | nxt_queue_insert_tail(&nxt_controller_waiting_requests, &req->link); |
1578 | 0 | return; |
1579 | 0 | } |
1580 | | |
1581 | 0 | rt = task->thread->runtime; |
1582 | |
|
1583 | 0 | router_port = rt->port_by_type[NXT_PROCESS_ROUTER]; |
1584 | |
|
1585 | 0 | nxt_assert(router_port != NULL); |
1586 | 0 | nxt_assert(nxt_controller_router_ready); |
1587 | |
|
1588 | 0 | controller_port = rt->port_by_type[NXT_PROCESS_CONTROLLER]; |
1589 | |
|
1590 | 0 | stream = nxt_port_rpc_register_handler(task, controller_port, |
1591 | 0 | nxt_controller_status_handler, |
1592 | 0 | nxt_controller_status_handler, |
1593 | 0 | router_port->pid, req); |
1594 | 0 | if (nxt_slow_path(stream == 0)) { |
1595 | 0 | goto fail; |
1596 | 0 | } |
1597 | | |
1598 | 0 | rc = nxt_port_socket_write(task, router_port, NXT_PORT_MSG_STATUS, |
1599 | 0 | -1, stream, controller_port->id, NULL); |
1600 | |
|
1601 | 0 | if (nxt_slow_path(rc != NXT_OK)) { |
1602 | 0 | nxt_port_rpc_cancel(task, controller_port, stream); |
1603 | |
|
1604 | 0 | goto fail; |
1605 | 0 | } |
1606 | | |
1607 | 0 | nxt_queue_insert_head(&nxt_controller_waiting_requests, &req->link); |
1608 | 0 | return; |
1609 | | |
1610 | 0 | fail: |
1611 | |
|
1612 | 0 | nxt_memzero(&resp, sizeof(nxt_controller_response_t)); |
1613 | |
|
1614 | 0 | resp.status = 500; |
1615 | 0 | resp.title = (u_char *) "Failed to get status."; |
1616 | 0 | resp.offset = -1; |
1617 | |
|
1618 | 0 | nxt_controller_response(task, req, &resp); |
1619 | 0 | return; |
1620 | 0 | } |
1621 | | |
1622 | | |
1623 | | static void |
1624 | | nxt_controller_status_handler(nxt_task_t *task, nxt_port_recv_msg_t *msg, |
1625 | | void *data) |
1626 | 0 | { |
1627 | 0 | nxt_conf_value_t *status; |
1628 | 0 | nxt_controller_request_t *req; |
1629 | 0 | nxt_controller_response_t resp; |
1630 | |
|
1631 | 0 | nxt_debug(task, "controller status handler"); |
1632 | |
|
1633 | 0 | req = data; |
1634 | |
|
1635 | 0 | if (msg->port_msg.type == NXT_PORT_MSG_RPC_READY) { |
1636 | 0 | status = nxt_status_get((nxt_status_report_t *) msg->buf->mem.pos, |
1637 | 0 | req->conn->mem_pool); |
1638 | 0 | } else { |
1639 | 0 | status = NULL; |
1640 | 0 | } |
1641 | |
|
1642 | 0 | if (status == NULL) { |
1643 | 0 | nxt_queue_remove(&req->link); |
1644 | |
|
1645 | 0 | nxt_memzero(&resp, sizeof(nxt_controller_response_t)); |
1646 | |
|
1647 | 0 | resp.status = 500; |
1648 | 0 | resp.title = (u_char *) "Failed to get status."; |
1649 | 0 | resp.offset = -1; |
1650 | |
|
1651 | 0 | nxt_controller_response(task, req, &resp); |
1652 | 0 | } |
1653 | |
|
1654 | 0 | nxt_controller_status = status; |
1655 | |
|
1656 | 0 | nxt_controller_flush_requests(task); |
1657 | |
|
1658 | 0 | nxt_controller_status = NULL; |
1659 | 0 | } |
1660 | | |
1661 | | |
1662 | | static void |
1663 | | nxt_controller_status_response(nxt_task_t *task, nxt_controller_request_t *req, |
1664 | | nxt_str_t *path) |
1665 | 0 | { |
1666 | 0 | nxt_conf_value_t *status; |
1667 | 0 | nxt_controller_response_t resp; |
1668 | |
|
1669 | 0 | status = nxt_conf_get_path(nxt_controller_status, path); |
1670 | |
|
1671 | 0 | nxt_memzero(&resp, sizeof(nxt_controller_response_t)); |
1672 | |
|
1673 | 0 | if (status == NULL) { |
1674 | 0 | resp.status = 404; |
1675 | 0 | resp.title = (u_char *) "Invalid path."; |
1676 | 0 | resp.offset = -1; |
1677 | |
|
1678 | 0 | nxt_controller_response(task, req, &resp); |
1679 | 0 | return; |
1680 | 0 | } |
1681 | | |
1682 | 0 | resp.status = 200; |
1683 | 0 | resp.conf = status; |
1684 | |
|
1685 | 0 | nxt_controller_response(task, req, &resp); |
1686 | 0 | } |
1687 | | |
1688 | | |
1689 | | #if (NXT_TLS) |
1690 | | |
1691 | | static void |
1692 | | nxt_controller_process_cert(nxt_task_t *task, |
1693 | | nxt_controller_request_t *req, nxt_str_t *path) |
1694 | | { |
1695 | | u_char *p; |
1696 | | nxt_str_t name; |
1697 | | nxt_int_t ret; |
1698 | | nxt_conn_t *c; |
1699 | | nxt_cert_t *cert; |
1700 | | nxt_conf_value_t *value; |
1701 | | nxt_controller_response_t resp; |
1702 | | |
1703 | | name.length = path->length - 1; |
1704 | | name.start = path->start + 1; |
1705 | | |
1706 | | p = memchr(name.start, '/', name.length); |
1707 | | |
1708 | | if (p != NULL) { |
1709 | | name.length = p - name.start; |
1710 | | |
1711 | | path->length -= p - path->start; |
1712 | | path->start = p; |
1713 | | |
1714 | | } else { |
1715 | | path = NULL; |
1716 | | } |
1717 | | |
1718 | | nxt_memzero(&resp, sizeof(nxt_controller_response_t)); |
1719 | | |
1720 | | c = req->conn; |
1721 | | |
1722 | | if (nxt_str_eq(&req->parser.method, "GET", 3)) { |
1723 | | |
1724 | | if (name.length != 0) { |
1725 | | value = nxt_cert_info_get(&name); |
1726 | | if (value == NULL) { |
1727 | | goto cert_not_found; |
1728 | | } |
1729 | | |
1730 | | if (path != NULL) { |
1731 | | value = nxt_conf_get_path(value, path); |
1732 | | if (value == NULL) { |
1733 | | goto not_found; |
1734 | | } |
1735 | | } |
1736 | | |
1737 | | } else { |
1738 | | value = nxt_cert_info_get_all(c->mem_pool); |
1739 | | if (value == NULL) { |
1740 | | goto alloc_fail; |
1741 | | } |
1742 | | } |
1743 | | |
1744 | | resp.status = 200; |
1745 | | resp.conf = value; |
1746 | | |
1747 | | nxt_controller_response(task, req, &resp); |
1748 | | return; |
1749 | | } |
1750 | | |
1751 | | if (name.length == 0 || path != NULL) { |
1752 | | goto invalid_name; |
1753 | | } |
1754 | | |
1755 | | if (nxt_str_eq(&req->parser.method, "PUT", 3)) { |
1756 | | value = nxt_cert_info_get(&name); |
1757 | | if (value != NULL) { |
1758 | | goto exists_cert; |
1759 | | } |
1760 | | |
1761 | | cert = nxt_cert_mem(task, &c->read->mem); |
1762 | | if (cert == NULL) { |
1763 | | goto invalid_cert; |
1764 | | } |
1765 | | |
1766 | | ret = nxt_cert_info_save(&name, cert); |
1767 | | |
1768 | | nxt_cert_destroy(cert); |
1769 | | |
1770 | | if (nxt_slow_path(ret != NXT_OK)) { |
1771 | | goto alloc_fail; |
1772 | | } |
1773 | | |
1774 | | nxt_cert_store_get(task, &name, c->mem_pool, |
1775 | | nxt_controller_process_cert_save, req); |
1776 | | return; |
1777 | | } |
1778 | | |
1779 | | if (nxt_str_eq(&req->parser.method, "DELETE", 6)) { |
1780 | | |
1781 | | if (nxt_controller_cert_in_use(&name)) { |
1782 | | goto cert_in_use; |
1783 | | } |
1784 | | |
1785 | | if (nxt_cert_info_delete(&name) != NXT_OK) { |
1786 | | goto cert_not_found; |
1787 | | } |
1788 | | |
1789 | | nxt_cert_store_delete(task, &name, c->mem_pool); |
1790 | | |
1791 | | resp.status = 200; |
1792 | | resp.title = (u_char *) "Certificate deleted."; |
1793 | | |
1794 | | nxt_controller_response(task, req, &resp); |
1795 | | return; |
1796 | | } |
1797 | | |
1798 | | resp.status = 405; |
1799 | | resp.title = (u_char *) "Invalid method."; |
1800 | | resp.offset = -1; |
1801 | | |
1802 | | nxt_controller_response(task, req, &resp); |
1803 | | return; |
1804 | | |
1805 | | invalid_name: |
1806 | | |
1807 | | resp.status = 400; |
1808 | | resp.title = (u_char *) "Invalid certificate name."; |
1809 | | resp.offset = -1; |
1810 | | |
1811 | | nxt_controller_response(task, req, &resp); |
1812 | | return; |
1813 | | |
1814 | | invalid_cert: |
1815 | | |
1816 | | resp.status = 400; |
1817 | | resp.title = (u_char *) "Invalid certificate."; |
1818 | | resp.offset = -1; |
1819 | | |
1820 | | nxt_controller_response(task, req, &resp); |
1821 | | return; |
1822 | | |
1823 | | exists_cert: |
1824 | | |
1825 | | resp.status = 400; |
1826 | | resp.title = (u_char *) "Certificate already exists."; |
1827 | | resp.offset = -1; |
1828 | | |
1829 | | nxt_controller_response(task, req, &resp); |
1830 | | return; |
1831 | | |
1832 | | cert_in_use: |
1833 | | |
1834 | | resp.status = 400; |
1835 | | resp.title = (u_char *) "Certificate is used in the configuration."; |
1836 | | resp.offset = -1; |
1837 | | |
1838 | | nxt_controller_response(task, req, &resp); |
1839 | | return; |
1840 | | |
1841 | | cert_not_found: |
1842 | | |
1843 | | resp.status = 404; |
1844 | | resp.title = (u_char *) "Certificate doesn't exist."; |
1845 | | resp.offset = -1; |
1846 | | |
1847 | | nxt_controller_response(task, req, &resp); |
1848 | | return; |
1849 | | |
1850 | | not_found: |
1851 | | |
1852 | | resp.status = 404; |
1853 | | resp.title = (u_char *) "Invalid path."; |
1854 | | resp.offset = -1; |
1855 | | |
1856 | | nxt_controller_response(task, req, &resp); |
1857 | | return; |
1858 | | |
1859 | | alloc_fail: |
1860 | | |
1861 | | resp.status = 500; |
1862 | | resp.title = (u_char *) "Memory allocation failed."; |
1863 | | resp.offset = -1; |
1864 | | |
1865 | | nxt_controller_response(task, req, &resp); |
1866 | | return; |
1867 | | } |
1868 | | |
1869 | | |
1870 | | static void |
1871 | | nxt_controller_process_cert_save(nxt_task_t *task, nxt_port_recv_msg_t *msg, |
1872 | | void *data) |
1873 | | { |
1874 | | nxt_conn_t *c; |
1875 | | nxt_buf_mem_t *mbuf; |
1876 | | nxt_controller_request_t *req; |
1877 | | nxt_controller_response_t resp; |
1878 | | |
1879 | | req = data; |
1880 | | |
1881 | | nxt_memzero(&resp, sizeof(nxt_controller_response_t)); |
1882 | | |
1883 | | if (msg == NULL || msg->port_msg.type == _NXT_PORT_MSG_RPC_ERROR) { |
1884 | | resp.status = 500; |
1885 | | resp.title = (u_char *) "Failed to store certificate."; |
1886 | | |
1887 | | nxt_controller_response(task, req, &resp); |
1888 | | return; |
1889 | | } |
1890 | | |
1891 | | c = req->conn; |
1892 | | |
1893 | | mbuf = &c->read->mem; |
1894 | | |
1895 | | nxt_fd_write(msg->fd[0], mbuf->pos, nxt_buf_mem_used_size(mbuf)); |
1896 | | |
1897 | | nxt_fd_close(msg->fd[0]); |
1898 | | |
1899 | | nxt_memzero(&resp, sizeof(nxt_controller_response_t)); |
1900 | | |
1901 | | resp.status = 200; |
1902 | | resp.title = (u_char *) "Certificate chain uploaded."; |
1903 | | |
1904 | | nxt_controller_response(task, req, &resp); |
1905 | | } |
1906 | | |
1907 | | |
1908 | | static nxt_bool_t |
1909 | | nxt_controller_cert_in_use(nxt_str_t *name) |
1910 | | { |
1911 | | uint32_t next; |
1912 | | nxt_str_t str; |
1913 | | nxt_conf_value_t *listeners, *listener, *value; |
1914 | | |
1915 | | static nxt_str_t listeners_path = nxt_string("/listeners"); |
1916 | | static nxt_str_t certificate_path = nxt_string("/tls/certificate"); |
1917 | | |
1918 | | listeners = nxt_conf_get_path(nxt_controller_conf.root, &listeners_path); |
1919 | | |
1920 | | if (listeners != NULL) { |
1921 | | next = 0; |
1922 | | |
1923 | | for ( ;; ) { |
1924 | | listener = nxt_conf_next_object_member(listeners, &str, &next); |
1925 | | if (listener == NULL) { |
1926 | | break; |
1927 | | } |
1928 | | |
1929 | | value = nxt_conf_get_path(listener, &certificate_path); |
1930 | | if (value == NULL) { |
1931 | | continue; |
1932 | | } |
1933 | | |
1934 | | nxt_conf_get_string(value, &str); |
1935 | | |
1936 | | if (nxt_strstr_eq(&str, name)) { |
1937 | | return 1; |
1938 | | } |
1939 | | } |
1940 | | } |
1941 | | |
1942 | | return 0; |
1943 | | } |
1944 | | |
1945 | | #endif |
1946 | | |
1947 | | |
1948 | | #if (NXT_HAVE_NJS) |
1949 | | |
1950 | | static void |
1951 | | nxt_controller_process_script(nxt_task_t *task, |
1952 | | nxt_controller_request_t *req, nxt_str_t *path) |
1953 | | { |
1954 | | u_char *p; |
1955 | | nxt_int_t ret; |
1956 | | nxt_str_t name; |
1957 | | nxt_conn_t *c; |
1958 | | nxt_script_t *script; |
1959 | | nxt_buf_mem_t *bm; |
1960 | | nxt_conf_value_t *value; |
1961 | | nxt_controller_response_t resp; |
1962 | | u_char error[NXT_MAX_ERROR_STR]; |
1963 | | |
1964 | | name.length = path->length - 1; |
1965 | | name.start = path->start + 1; |
1966 | | |
1967 | | p = memchr(name.start, '/', name.length); |
1968 | | |
1969 | | if (p != NULL) { |
1970 | | name.length = p - name.start; |
1971 | | |
1972 | | path->length -= p - path->start; |
1973 | | path->start = p; |
1974 | | |
1975 | | } else { |
1976 | | path = NULL; |
1977 | | } |
1978 | | |
1979 | | nxt_memzero(&resp, sizeof(nxt_controller_response_t)); |
1980 | | |
1981 | | c = req->conn; |
1982 | | |
1983 | | if (nxt_str_eq(&req->parser.method, "GET", 3)) { |
1984 | | |
1985 | | if (name.length != 0) { |
1986 | | value = nxt_script_info_get(&name); |
1987 | | if (value == NULL) { |
1988 | | goto script_not_found; |
1989 | | } |
1990 | | |
1991 | | if (path != NULL) { |
1992 | | value = nxt_conf_get_path(value, path); |
1993 | | if (value == NULL) { |
1994 | | goto not_found; |
1995 | | } |
1996 | | } |
1997 | | |
1998 | | } else { |
1999 | | value = nxt_script_info_get_all(c->mem_pool); |
2000 | | if (value == NULL) { |
2001 | | goto alloc_fail; |
2002 | | } |
2003 | | } |
2004 | | |
2005 | | resp.status = 200; |
2006 | | resp.conf = value; |
2007 | | |
2008 | | nxt_controller_response(task, req, &resp); |
2009 | | return; |
2010 | | } |
2011 | | |
2012 | | if (name.length == 0 || path != NULL) { |
2013 | | goto invalid_name; |
2014 | | } |
2015 | | |
2016 | | if (nxt_str_eq(&req->parser.method, "PUT", 3)) { |
2017 | | value = nxt_script_info_get(&name); |
2018 | | if (value != NULL) { |
2019 | | goto exists_script; |
2020 | | } |
2021 | | |
2022 | | bm = &c->read->mem; |
2023 | | |
2024 | | script = nxt_script_new(task, &name, bm->pos, |
2025 | | nxt_buf_mem_used_size(bm), error); |
2026 | | if (script == NULL) { |
2027 | | goto invalid_script; |
2028 | | } |
2029 | | |
2030 | | ret = nxt_script_info_save(&name, script); |
2031 | | |
2032 | | nxt_script_destroy(script); |
2033 | | |
2034 | | if (nxt_slow_path(ret != NXT_OK)) { |
2035 | | goto alloc_fail; |
2036 | | } |
2037 | | |
2038 | | nxt_script_store_get(task, &name, c->mem_pool, |
2039 | | nxt_controller_process_script_save, req); |
2040 | | return; |
2041 | | } |
2042 | | |
2043 | | if (nxt_str_eq(&req->parser.method, "DELETE", 6)) { |
2044 | | |
2045 | | if (nxt_controller_script_in_use(&name)) { |
2046 | | goto script_in_use; |
2047 | | } |
2048 | | |
2049 | | if (nxt_script_info_delete(&name) != NXT_OK) { |
2050 | | goto script_not_found; |
2051 | | } |
2052 | | |
2053 | | nxt_script_store_delete(task, &name, c->mem_pool); |
2054 | | |
2055 | | resp.status = 200; |
2056 | | resp.title = (u_char *) "JS module deleted."; |
2057 | | |
2058 | | nxt_controller_response(task, req, &resp); |
2059 | | return; |
2060 | | } |
2061 | | |
2062 | | resp.status = 405; |
2063 | | resp.title = (u_char *) "Invalid method."; |
2064 | | resp.offset = -1; |
2065 | | |
2066 | | nxt_controller_response(task, req, &resp); |
2067 | | return; |
2068 | | |
2069 | | invalid_name: |
2070 | | |
2071 | | resp.status = 400; |
2072 | | resp.title = (u_char *) "Invalid JS module name."; |
2073 | | resp.offset = -1; |
2074 | | |
2075 | | nxt_controller_response(task, req, &resp); |
2076 | | return; |
2077 | | |
2078 | | invalid_script: |
2079 | | |
2080 | | resp.status = 400; |
2081 | | resp.title = (u_char *) "Invalid JS module."; |
2082 | | resp.offset = -1; |
2083 | | |
2084 | | resp.detail.start = error; |
2085 | | resp.detail.length = nxt_strlen(error); |
2086 | | |
2087 | | nxt_controller_response(task, req, &resp); |
2088 | | return; |
2089 | | |
2090 | | exists_script: |
2091 | | |
2092 | | resp.status = 400; |
2093 | | resp.title = (u_char *) "JS module already exists."; |
2094 | | resp.offset = -1; |
2095 | | |
2096 | | nxt_controller_response(task, req, &resp); |
2097 | | return; |
2098 | | |
2099 | | script_in_use: |
2100 | | |
2101 | | resp.status = 400; |
2102 | | resp.title = (u_char *) "JS module is used in the configuration."; |
2103 | | resp.offset = -1; |
2104 | | |
2105 | | nxt_controller_response(task, req, &resp); |
2106 | | return; |
2107 | | |
2108 | | script_not_found: |
2109 | | |
2110 | | resp.status = 404; |
2111 | | resp.title = (u_char *) "JS module doesn't exist."; |
2112 | | resp.offset = -1; |
2113 | | |
2114 | | nxt_controller_response(task, req, &resp); |
2115 | | return; |
2116 | | |
2117 | | not_found: |
2118 | | |
2119 | | resp.status = 404; |
2120 | | resp.title = (u_char *) "Invalid path."; |
2121 | | resp.offset = -1; |
2122 | | |
2123 | | nxt_controller_response(task, req, &resp); |
2124 | | return; |
2125 | | |
2126 | | alloc_fail: |
2127 | | |
2128 | | resp.status = 500; |
2129 | | resp.title = (u_char *) "Memory allocation failed."; |
2130 | | resp.offset = -1; |
2131 | | |
2132 | | nxt_controller_response(task, req, &resp); |
2133 | | } |
2134 | | |
2135 | | |
2136 | | static void |
2137 | | nxt_controller_process_script_save(nxt_task_t *task, nxt_port_recv_msg_t *msg, |
2138 | | void *data) |
2139 | | { |
2140 | | nxt_conn_t *c; |
2141 | | nxt_buf_mem_t *mbuf; |
2142 | | nxt_controller_request_t *req; |
2143 | | nxt_controller_response_t resp; |
2144 | | |
2145 | | req = data; |
2146 | | |
2147 | | nxt_memzero(&resp, sizeof(nxt_controller_response_t)); |
2148 | | |
2149 | | if (msg == NULL || msg->port_msg.type == _NXT_PORT_MSG_RPC_ERROR) { |
2150 | | resp.status = 500; |
2151 | | resp.title = (u_char *) "Failed to store script."; |
2152 | | |
2153 | | nxt_controller_response(task, req, &resp); |
2154 | | return; |
2155 | | } |
2156 | | |
2157 | | c = req->conn; |
2158 | | |
2159 | | mbuf = &c->read->mem; |
2160 | | |
2161 | | nxt_fd_write(msg->fd[0], mbuf->pos, nxt_buf_mem_used_size(mbuf)); |
2162 | | |
2163 | | nxt_fd_close(msg->fd[0]); |
2164 | | |
2165 | | nxt_memzero(&resp, sizeof(nxt_controller_response_t)); |
2166 | | |
2167 | | resp.status = 200; |
2168 | | resp.title = (u_char *) "JS module uploaded."; |
2169 | | |
2170 | | nxt_controller_response(task, req, &resp); |
2171 | | } |
2172 | | |
2173 | | |
2174 | | static nxt_bool_t |
2175 | | nxt_controller_script_in_use(nxt_str_t *name) |
2176 | | { |
2177 | | uint32_t i, n; |
2178 | | nxt_str_t str; |
2179 | | nxt_conf_value_t *js_module, *element; |
2180 | | |
2181 | | static nxt_str_t js_module_path = nxt_string("/settings/js_module"); |
2182 | | |
2183 | | js_module = nxt_conf_get_path(nxt_controller_conf.root, |
2184 | | &js_module_path); |
2185 | | |
2186 | | if (js_module != NULL) { |
2187 | | |
2188 | | if (nxt_conf_type(js_module) == NXT_CONF_ARRAY) { |
2189 | | n = nxt_conf_array_elements_count(js_module); |
2190 | | |
2191 | | for (i = 0; i < n; i++) { |
2192 | | element = nxt_conf_get_array_element(js_module, i); |
2193 | | |
2194 | | nxt_conf_get_string(element, &str); |
2195 | | |
2196 | | if (nxt_strstr_eq(&str, name)) { |
2197 | | return 1; |
2198 | | } |
2199 | | } |
2200 | | |
2201 | | } else { |
2202 | | /* NXT_CONF_STRING */ |
2203 | | |
2204 | | nxt_conf_get_string(js_module, &str); |
2205 | | |
2206 | | if (nxt_strstr_eq(&str, name)) { |
2207 | | return 1; |
2208 | | } |
2209 | | } |
2210 | | } |
2211 | | |
2212 | | return 0; |
2213 | | } |
2214 | | |
2215 | | |
2216 | | static void |
2217 | | nxt_controller_script_cleanup(nxt_task_t *task, void *obj, void *data) |
2218 | | { |
2219 | | pid_t main_pid; |
2220 | | nxt_array_t *scripts; |
2221 | | nxt_runtime_t *rt; |
2222 | | |
2223 | | scripts = obj; |
2224 | | rt = data; |
2225 | | |
2226 | | main_pid = rt->port_by_type[NXT_PROCESS_MAIN]->pid; |
2227 | | |
2228 | | if (nxt_pid == main_pid && scripts != NULL) { |
2229 | | nxt_script_store_release(scripts); |
2230 | | } |
2231 | | } |
2232 | | |
2233 | | #endif |
2234 | | |
2235 | | |
2236 | | static void |
2237 | | nxt_controller_conf_handler(nxt_task_t *task, nxt_port_recv_msg_t *msg, |
2238 | | void *data) |
2239 | 0 | { |
2240 | 0 | nxt_controller_request_t *req; |
2241 | 0 | nxt_controller_response_t resp; |
2242 | |
|
2243 | 0 | req = data; |
2244 | |
|
2245 | 0 | nxt_debug(task, "controller conf ready: %*s", |
2246 | 0 | nxt_buf_mem_used_size(&msg->buf->mem), msg->buf->mem.pos); |
2247 | |
|
2248 | 0 | nxt_queue_remove(&req->link); |
2249 | |
|
2250 | 0 | nxt_memzero(&resp, sizeof(nxt_controller_response_t)); |
2251 | |
|
2252 | 0 | if (msg->port_msg.type == NXT_PORT_MSG_RPC_READY) { |
2253 | 0 | nxt_mp_destroy(nxt_controller_conf.pool); |
2254 | |
|
2255 | 0 | nxt_controller_conf = req->conf; |
2256 | |
|
2257 | 0 | nxt_controller_conf_store(task, req->conf.root); |
2258 | |
|
2259 | 0 | resp.status = 200; |
2260 | 0 | resp.title = (u_char *) "Reconfiguration done."; |
2261 | |
|
2262 | 0 | } else { |
2263 | 0 | nxt_mp_destroy(req->conf.pool); |
2264 | |
|
2265 | 0 | resp.status = 500; |
2266 | 0 | resp.title = (u_char *) "Failed to apply new configuration."; |
2267 | 0 | resp.offset = -1; |
2268 | 0 | } |
2269 | |
|
2270 | 0 | nxt_controller_response(task, req, &resp); |
2271 | |
|
2272 | 0 | nxt_controller_flush_requests(task); |
2273 | 0 | } |
2274 | | |
2275 | | |
2276 | | static void |
2277 | | nxt_controller_process_control(nxt_task_t *task, |
2278 | | nxt_controller_request_t *req, nxt_str_t *path) |
2279 | 0 | { |
2280 | 0 | uint32_t stream; |
2281 | 0 | nxt_buf_t *b; |
2282 | 0 | nxt_int_t rc; |
2283 | 0 | nxt_port_t *router_port, *controller_port; |
2284 | 0 | nxt_runtime_t *rt; |
2285 | 0 | nxt_conf_value_t *value; |
2286 | 0 | nxt_controller_response_t resp; |
2287 | |
|
2288 | 0 | static nxt_str_t applications = nxt_string("applications"); |
2289 | |
|
2290 | 0 | nxt_memzero(&resp, sizeof(nxt_controller_response_t)); |
2291 | |
|
2292 | 0 | if (!nxt_str_eq(&req->parser.method, "GET", 3)) { |
2293 | 0 | goto not_allowed; |
2294 | 0 | } |
2295 | | |
2296 | 0 | if (!nxt_str_start(path, "applications/", 13) |
2297 | 0 | || memcmp(path->start + path->length - 8, "/restart", 8) != 0) |
2298 | 0 | { |
2299 | 0 | goto not_found; |
2300 | 0 | } |
2301 | | |
2302 | 0 | path->start += 13; |
2303 | 0 | path->length -= 13 + 8; |
2304 | |
|
2305 | 0 | if (nxt_controller_check_postpone_request(task)) { |
2306 | 0 | nxt_queue_insert_tail(&nxt_controller_waiting_requests, &req->link); |
2307 | 0 | return; |
2308 | 0 | } |
2309 | | |
2310 | 0 | value = nxt_controller_conf.root; |
2311 | 0 | if (value == NULL) { |
2312 | 0 | goto not_found; |
2313 | 0 | } |
2314 | | |
2315 | 0 | value = nxt_conf_get_object_member(value, &applications, NULL); |
2316 | 0 | if (value == NULL) { |
2317 | 0 | goto not_found; |
2318 | 0 | } |
2319 | | |
2320 | 0 | value = nxt_conf_get_object_member(value, path, NULL); |
2321 | 0 | if (value == NULL) { |
2322 | 0 | goto not_found; |
2323 | 0 | } |
2324 | | |
2325 | 0 | b = nxt_buf_mem_alloc(req->conn->mem_pool, path->length, 0); |
2326 | 0 | if (nxt_slow_path(b == NULL)) { |
2327 | 0 | goto alloc_fail; |
2328 | 0 | } |
2329 | | |
2330 | 0 | b->mem.free = nxt_cpymem(b->mem.pos, path->start, path->length); |
2331 | |
|
2332 | 0 | rt = task->thread->runtime; |
2333 | |
|
2334 | 0 | controller_port = rt->port_by_type[NXT_PROCESS_CONTROLLER]; |
2335 | 0 | router_port = rt->port_by_type[NXT_PROCESS_ROUTER]; |
2336 | |
|
2337 | 0 | stream = nxt_port_rpc_register_handler(task, controller_port, |
2338 | 0 | nxt_controller_app_restart_handler, |
2339 | 0 | nxt_controller_app_restart_handler, |
2340 | 0 | router_port->pid, req); |
2341 | 0 | if (nxt_slow_path(stream == 0)) { |
2342 | 0 | goto alloc_fail; |
2343 | 0 | } |
2344 | | |
2345 | 0 | rc = nxt_port_socket_write(task, router_port, NXT_PORT_MSG_APP_RESTART, |
2346 | 0 | -1, stream, 0, b); |
2347 | 0 | if (nxt_slow_path(rc != NXT_OK)) { |
2348 | 0 | nxt_port_rpc_cancel(task, controller_port, stream); |
2349 | |
|
2350 | 0 | goto fail; |
2351 | 0 | } |
2352 | | |
2353 | 0 | nxt_queue_insert_head(&nxt_controller_waiting_requests, &req->link); |
2354 | |
|
2355 | 0 | return; |
2356 | | |
2357 | 0 | not_allowed: |
2358 | |
|
2359 | 0 | resp.status = 405; |
2360 | 0 | resp.title = (u_char *) "Method isn't allowed."; |
2361 | 0 | resp.offset = -1; |
2362 | |
|
2363 | 0 | nxt_controller_response(task, req, &resp); |
2364 | 0 | return; |
2365 | | |
2366 | 0 | not_found: |
2367 | |
|
2368 | 0 | resp.status = 404; |
2369 | 0 | resp.title = (u_char *) "Value doesn't exist."; |
2370 | 0 | resp.offset = -1; |
2371 | |
|
2372 | 0 | nxt_controller_response(task, req, &resp); |
2373 | 0 | return; |
2374 | | |
2375 | 0 | alloc_fail: |
2376 | |
|
2377 | 0 | resp.status = 500; |
2378 | 0 | resp.title = (u_char *) "Memory allocation failed."; |
2379 | 0 | resp.offset = -1; |
2380 | |
|
2381 | 0 | nxt_controller_response(task, req, &resp); |
2382 | 0 | return; |
2383 | | |
2384 | 0 | fail: |
2385 | |
|
2386 | 0 | resp.status = 500; |
2387 | 0 | resp.title = (u_char *) "Send restart failed."; |
2388 | 0 | resp.offset = -1; |
2389 | |
|
2390 | 0 | nxt_controller_response(task, req, &resp); |
2391 | 0 | } |
2392 | | |
2393 | | |
2394 | | static void |
2395 | | nxt_controller_app_restart_handler(nxt_task_t *task, nxt_port_recv_msg_t *msg, |
2396 | | void *data) |
2397 | 0 | { |
2398 | 0 | nxt_controller_request_t *req; |
2399 | 0 | nxt_controller_response_t resp; |
2400 | |
|
2401 | 0 | req = data; |
2402 | |
|
2403 | 0 | nxt_debug(task, "controller app restart handler"); |
2404 | |
|
2405 | 0 | nxt_queue_remove(&req->link); |
2406 | |
|
2407 | 0 | nxt_memzero(&resp, sizeof(nxt_controller_response_t)); |
2408 | |
|
2409 | 0 | if (msg->port_msg.type == NXT_PORT_MSG_RPC_READY) { |
2410 | 0 | resp.status = 200; |
2411 | 0 | resp.title = (u_char *) "Ok"; |
2412 | |
|
2413 | 0 | } else { |
2414 | 0 | resp.status = 500; |
2415 | 0 | resp.title = (u_char *) "Failed to restart app."; |
2416 | 0 | resp.offset = -1; |
2417 | 0 | } |
2418 | |
|
2419 | 0 | nxt_controller_response(task, req, &resp); |
2420 | |
|
2421 | 0 | nxt_controller_flush_requests(task); |
2422 | 0 | } |
2423 | | |
2424 | | |
2425 | | static void |
2426 | | nxt_controller_conf_store(nxt_task_t *task, nxt_conf_value_t *conf) |
2427 | 0 | { |
2428 | 0 | void *mem; |
2429 | 0 | u_char *end; |
2430 | 0 | size_t size; |
2431 | 0 | nxt_fd_t fd; |
2432 | 0 | nxt_buf_t *b; |
2433 | 0 | nxt_port_t *main_port; |
2434 | 0 | nxt_runtime_t *rt; |
2435 | |
|
2436 | 0 | rt = task->thread->runtime; |
2437 | |
|
2438 | 0 | main_port = rt->port_by_type[NXT_PROCESS_MAIN]; |
2439 | |
|
2440 | 0 | size = nxt_conf_json_length(conf, NULL); |
2441 | |
|
2442 | 0 | fd = nxt_shm_open(task, size); |
2443 | 0 | if (nxt_slow_path(fd == -1)) { |
2444 | 0 | return; |
2445 | 0 | } |
2446 | | |
2447 | 0 | mem = nxt_mem_mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0); |
2448 | 0 | if (nxt_slow_path(mem == MAP_FAILED)) { |
2449 | 0 | goto fail; |
2450 | 0 | } |
2451 | | |
2452 | 0 | end = nxt_conf_json_print(mem, conf, NULL); |
2453 | |
|
2454 | 0 | nxt_mem_munmap(mem, size); |
2455 | |
|
2456 | 0 | size = end - (u_char *) mem; |
2457 | |
|
2458 | 0 | b = nxt_buf_mem_alloc(task->thread->engine->mem_pool, sizeof(size_t), 0); |
2459 | 0 | if (nxt_slow_path(b == NULL)) { |
2460 | 0 | goto fail; |
2461 | 0 | } |
2462 | | |
2463 | 0 | b->mem.free = nxt_cpymem(b->mem.pos, &size, sizeof(size_t)); |
2464 | |
|
2465 | 0 | (void) nxt_port_socket_write(task, main_port, |
2466 | 0 | NXT_PORT_MSG_CONF_STORE | NXT_PORT_MSG_CLOSE_FD, |
2467 | 0 | fd, 0, -1, b); |
2468 | |
|
2469 | 0 | return; |
2470 | | |
2471 | 0 | fail: |
2472 | |
|
2473 | 0 | nxt_fd_close(fd); |
2474 | 0 | } |
2475 | | |
2476 | | |
2477 | | static void |
2478 | | nxt_controller_response(nxt_task_t *task, nxt_controller_request_t *req, |
2479 | | nxt_controller_response_t *resp) |
2480 | 0 | { |
2481 | 0 | size_t size; |
2482 | 0 | nxt_str_t status_line, str; |
2483 | 0 | nxt_buf_t *b, *body; |
2484 | 0 | nxt_conn_t *c; |
2485 | 0 | nxt_uint_t n; |
2486 | 0 | nxt_conf_value_t *value, *location; |
2487 | 0 | nxt_conf_json_pretty_t pretty; |
2488 | |
|
2489 | 0 | static nxt_str_t success_str = nxt_string("success"); |
2490 | 0 | static nxt_str_t error_str = nxt_string("error"); |
2491 | 0 | static nxt_str_t detail_str = nxt_string("detail"); |
2492 | 0 | static nxt_str_t location_str = nxt_string("location"); |
2493 | 0 | static nxt_str_t offset_str = nxt_string("offset"); |
2494 | 0 | static nxt_str_t line_str = nxt_string("line"); |
2495 | 0 | static nxt_str_t column_str = nxt_string("column"); |
2496 | |
|
2497 | 0 | static nxt_time_string_t date_cache = { |
2498 | 0 | (nxt_atomic_uint_t) -1, |
2499 | 0 | nxt_controller_date, |
2500 | 0 | "%s, %02d %s %4d %02d:%02d:%02d GMT", |
2501 | 0 | nxt_length("Wed, 31 Dec 1986 16:40:00 GMT"), |
2502 | 0 | NXT_THREAD_TIME_GMT, |
2503 | 0 | NXT_THREAD_TIME_SEC, |
2504 | 0 | }; |
2505 | |
|
2506 | 0 | switch (resp->status) { |
2507 | | |
2508 | 0 | case 200: |
2509 | 0 | nxt_str_set(&status_line, "200 OK"); |
2510 | 0 | break; |
2511 | | |
2512 | 0 | case 400: |
2513 | 0 | nxt_str_set(&status_line, "400 Bad Request"); |
2514 | 0 | break; |
2515 | | |
2516 | 0 | case 404: |
2517 | 0 | nxt_str_set(&status_line, "404 Not Found"); |
2518 | 0 | break; |
2519 | | |
2520 | 0 | case 405: |
2521 | 0 | nxt_str_set(&status_line, "405 Method Not Allowed"); |
2522 | 0 | break; |
2523 | | |
2524 | 0 | default: |
2525 | 0 | nxt_str_set(&status_line, "500 Internal Server Error"); |
2526 | 0 | break; |
2527 | 0 | } |
2528 | | |
2529 | 0 | c = req->conn; |
2530 | 0 | value = resp->conf; |
2531 | |
|
2532 | 0 | if (value == NULL) { |
2533 | 0 | n = 1 |
2534 | 0 | + (resp->detail.length != 0) |
2535 | 0 | + (resp->status >= 400 && resp->offset != -1); |
2536 | |
|
2537 | 0 | value = nxt_conf_create_object(c->mem_pool, n); |
2538 | |
|
2539 | 0 | if (nxt_slow_path(value == NULL)) { |
2540 | 0 | nxt_controller_conn_close(task, c, req); |
2541 | 0 | return; |
2542 | 0 | } |
2543 | | |
2544 | 0 | str.length = nxt_strlen(resp->title); |
2545 | 0 | str.start = resp->title; |
2546 | |
|
2547 | 0 | if (resp->status < 400) { |
2548 | 0 | nxt_conf_set_member_string(value, &success_str, &str, 0); |
2549 | |
|
2550 | 0 | } else { |
2551 | 0 | nxt_conf_set_member_string(value, &error_str, &str, 0); |
2552 | 0 | } |
2553 | |
|
2554 | 0 | n = 0; |
2555 | |
|
2556 | 0 | if (resp->detail.length != 0) { |
2557 | 0 | n++; |
2558 | |
|
2559 | 0 | nxt_conf_set_member_string(value, &detail_str, &resp->detail, n); |
2560 | 0 | } |
2561 | |
|
2562 | 0 | if (resp->status >= 400 && resp->offset != -1) { |
2563 | 0 | n++; |
2564 | |
|
2565 | 0 | location = nxt_conf_create_object(c->mem_pool, |
2566 | 0 | resp->line != 0 ? 3 : 1); |
2567 | |
|
2568 | 0 | nxt_conf_set_member(value, &location_str, location, n); |
2569 | |
|
2570 | 0 | nxt_conf_set_member_integer(location, &offset_str, resp->offset, 0); |
2571 | |
|
2572 | 0 | if (resp->line != 0) { |
2573 | 0 | nxt_conf_set_member_integer(location, &line_str, |
2574 | 0 | resp->line, 1); |
2575 | |
|
2576 | 0 | nxt_conf_set_member_integer(location, &column_str, |
2577 | 0 | resp->column, 2); |
2578 | 0 | } |
2579 | 0 | } |
2580 | 0 | } |
2581 | | |
2582 | 0 | nxt_memzero(&pretty, sizeof(nxt_conf_json_pretty_t)); |
2583 | |
|
2584 | 0 | size = nxt_conf_json_length(value, &pretty) + 2; |
2585 | |
|
2586 | 0 | body = nxt_buf_mem_alloc(c->mem_pool, size, 0); |
2587 | 0 | if (nxt_slow_path(body == NULL)) { |
2588 | 0 | nxt_controller_conn_close(task, c, req); |
2589 | 0 | return; |
2590 | 0 | } |
2591 | | |
2592 | 0 | nxt_memzero(&pretty, sizeof(nxt_conf_json_pretty_t)); |
2593 | |
|
2594 | 0 | body->mem.free = nxt_conf_json_print(body->mem.free, value, &pretty); |
2595 | |
|
2596 | 0 | body->mem.free = nxt_cpymem(body->mem.free, "\r\n", 2); |
2597 | |
|
2598 | 0 | size = nxt_length("HTTP/1.1 " "\r\n") + status_line.length |
2599 | 0 | + nxt_length("Server: " NXT_SERVER "\r\n") |
2600 | 0 | + nxt_length("Date: Wed, 31 Dec 1986 16:40:00 GMT\r\n") |
2601 | 0 | + nxt_length("Content-Type: application/json\r\n") |
2602 | 0 | + nxt_length("Content-Length: " "\r\n") + NXT_SIZE_T_LEN |
2603 | 0 | + nxt_length("Connection: close\r\n") |
2604 | 0 | + nxt_length("\r\n"); |
2605 | |
|
2606 | 0 | b = nxt_buf_mem_alloc(c->mem_pool, size, 0); |
2607 | 0 | if (nxt_slow_path(b == NULL)) { |
2608 | 0 | nxt_controller_conn_close(task, c, req); |
2609 | 0 | return; |
2610 | 0 | } |
2611 | | |
2612 | 0 | b->next = body; |
2613 | |
|
2614 | 0 | nxt_str_set(&str, "HTTP/1.1 "); |
2615 | |
|
2616 | 0 | b->mem.free = nxt_cpymem(b->mem.free, str.start, str.length); |
2617 | 0 | b->mem.free = nxt_cpymem(b->mem.free, status_line.start, |
2618 | 0 | status_line.length); |
2619 | |
|
2620 | 0 | nxt_str_set(&str, "\r\n" |
2621 | 0 | "Server: " NXT_SERVER "\r\n" |
2622 | 0 | "Date: "); |
2623 | |
|
2624 | 0 | b->mem.free = nxt_cpymem(b->mem.free, str.start, str.length); |
2625 | |
|
2626 | 0 | b->mem.free = nxt_thread_time_string(task->thread, &date_cache, |
2627 | 0 | b->mem.free); |
2628 | |
|
2629 | 0 | nxt_str_set(&str, "\r\n" |
2630 | 0 | "Content-Type: application/json\r\n" |
2631 | 0 | "Content-Length: "); |
2632 | |
|
2633 | 0 | b->mem.free = nxt_cpymem(b->mem.free, str.start, str.length); |
2634 | |
|
2635 | 0 | b->mem.free = nxt_sprintf(b->mem.free, b->mem.end, "%uz", |
2636 | 0 | nxt_buf_mem_used_size(&body->mem)); |
2637 | |
|
2638 | 0 | nxt_str_set(&str, "\r\n" |
2639 | 0 | "Connection: close\r\n" |
2640 | 0 | "\r\n"); |
2641 | |
|
2642 | 0 | b->mem.free = nxt_cpymem(b->mem.free, str.start, str.length); |
2643 | |
|
2644 | 0 | c->write = b; |
2645 | 0 | c->write_state = &nxt_controller_conn_write_state; |
2646 | |
|
2647 | 0 | nxt_conn_write(task->thread->engine, c); |
2648 | 0 | } |
2649 | | |
2650 | | |
2651 | | static u_char * |
2652 | | nxt_controller_date(u_char *buf, nxt_realtime_t *now, struct tm *tm, |
2653 | | size_t size, const char *format) |
2654 | 0 | { |
2655 | 0 | static const char *week[] = { "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", |
2656 | 0 | "Sat" }; |
2657 | |
|
2658 | 0 | static const char *month[] = { "Jan", "Feb", "Mar", "Apr", "May", "Jun", |
2659 | 0 | "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" }; |
2660 | |
|
2661 | 0 | return nxt_sprintf(buf, buf + size, format, |
2662 | 0 | week[tm->tm_wday], tm->tm_mday, |
2663 | 0 | month[tm->tm_mon], tm->tm_year + 1900, |
2664 | 0 | tm->tm_hour, tm->tm_min, tm->tm_sec); |
2665 | 0 | } |