148
|
1
|
|
2 /*
|
|
3 * Copyright (C) Igor Sysoev
|
|
4 */
|
|
5
|
|
6
|
|
7 #include <ngx_config.h>
|
|
8 #include <ngx_core.h>
|
|
9 #include <ngx_http.h>
|
|
10 #include <ngx_http_perl_module.h>
|
|
11
|
|
12
|
|
13 typedef struct {
|
|
14 PerlInterpreter *perl;
|
258
|
15 HV *nginx;
|
532
|
16 ngx_array_t *modules;
|
|
17 ngx_array_t *requires;
|
148
|
18 } ngx_http_perl_main_conf_t;
|
|
19
|
|
20
|
|
21 typedef struct {
|
|
22 SV *sub;
|
|
23 ngx_str_t handler;
|
|
24 } ngx_http_perl_loc_conf_t;
|
|
25
|
|
26
|
|
27 typedef struct {
|
|
28 SV *sub;
|
|
29 ngx_str_t handler;
|
|
30 } ngx_http_perl_variable_t;
|
|
31
|
|
32
|
202
|
33 typedef struct {
|
|
34 SV *sv;
|
|
35 PerlInterpreter *perl;
|
|
36 } ngx_http_perl_cleanup_t;
|
|
37
|
|
38
|
166
|
39 #if (NGX_HTTP_SSI)
|
148
|
40 static ngx_int_t ngx_http_perl_ssi(ngx_http_request_t *r,
|
|
41 ngx_http_ssi_ctx_t *ssi_ctx, ngx_str_t **params);
|
166
|
42 #endif
|
|
43
|
148
|
44 static char *ngx_http_perl_init_interpreter(ngx_conf_t *cf,
|
|
45 ngx_http_perl_main_conf_t *pmcf);
|
278
|
46 static PerlInterpreter *ngx_http_perl_create_interpreter(ngx_conf_t *cf,
|
|
47 ngx_http_perl_main_conf_t *pmcf);
|
202
|
48 static ngx_int_t ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires,
|
198
|
49 ngx_log_t *log);
|
148
|
50 static ngx_int_t ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r,
|
366
|
51 HV *nginx, SV *sub, SV **args, ngx_str_t *handler, ngx_str_t *rv);
|
148
|
52 static void ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv);
|
|
53
|
|
54 static ngx_int_t ngx_http_perl_preconfiguration(ngx_conf_t *cf);
|
|
55 static void *ngx_http_perl_create_main_conf(ngx_conf_t *cf);
|
|
56 static char *ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf);
|
|
57 static void *ngx_http_perl_create_loc_conf(ngx_conf_t *cf);
|
|
58 static char *ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent,
|
|
59 void *child);
|
|
60 static char *ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
|
|
61 static char *ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
|
258
|
62
|
|
63 #if (NGX_HAVE_PERL_MULTIPLICITY)
|
148
|
64 static void ngx_http_perl_cleanup_perl(void *data);
|
198
|
65 #endif
|
148
|
66
|
314
|
67 static ngx_int_t ngx_http_perl_init_worker(ngx_cycle_t *cycle);
|
306
|
68 static void ngx_http_perl_exit(ngx_cycle_t *cycle);
|
|
69
|
148
|
70
|
|
71 static ngx_command_t ngx_http_perl_commands[] = {
|
|
72
|
|
73 { ngx_string("perl_modules"),
|
|
74 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
|
532
|
75 ngx_conf_set_str_array_slot,
|
148
|
76 NGX_HTTP_MAIN_CONF_OFFSET,
|
|
77 offsetof(ngx_http_perl_main_conf_t, modules),
|
|
78 NULL },
|
|
79
|
|
80 { ngx_string("perl_require"),
|
|
81 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
|
532
|
82 ngx_conf_set_str_array_slot,
|
148
|
83 NGX_HTTP_MAIN_CONF_OFFSET,
|
532
|
84 offsetof(ngx_http_perl_main_conf_t, requires),
|
148
|
85 NULL },
|
|
86
|
|
87 { ngx_string("perl"),
|
268
|
88 NGX_HTTP_LOC_CONF|NGX_HTTP_LMT_CONF|NGX_CONF_TAKE1,
|
148
|
89 ngx_http_perl,
|
|
90 NGX_HTTP_LOC_CONF_OFFSET,
|
|
91 0,
|
|
92 NULL },
|
|
93
|
|
94 { ngx_string("perl_set"),
|
|
95 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE2,
|
|
96 ngx_http_perl_set,
|
|
97 NGX_HTTP_LOC_CONF_OFFSET,
|
|
98 0,
|
|
99 NULL },
|
|
100
|
|
101 ngx_null_command
|
|
102 };
|
|
103
|
|
104
|
|
105 static ngx_http_module_t ngx_http_perl_module_ctx = {
|
|
106 ngx_http_perl_preconfiguration, /* preconfiguration */
|
|
107 NULL, /* postconfiguration */
|
|
108
|
|
109 ngx_http_perl_create_main_conf, /* create main configuration */
|
|
110 ngx_http_perl_init_main_conf, /* init main configuration */
|
|
111
|
|
112 NULL, /* create server configuration */
|
|
113 NULL, /* merge server configuration */
|
|
114
|
|
115 ngx_http_perl_create_loc_conf, /* create location configuration */
|
|
116 ngx_http_perl_merge_loc_conf /* merge location configuration */
|
|
117 };
|
|
118
|
|
119
|
|
120 ngx_module_t ngx_http_perl_module = {
|
|
121 NGX_MODULE_V1,
|
|
122 &ngx_http_perl_module_ctx, /* module context */
|
|
123 ngx_http_perl_commands, /* module directives */
|
|
124 NGX_HTTP_MODULE, /* module type */
|
|
125 NULL, /* init master */
|
|
126 NULL, /* init module */
|
314
|
127 ngx_http_perl_init_worker, /* init process */
|
148
|
128 NULL, /* init thread */
|
|
129 NULL, /* exit thread */
|
|
130 NULL, /* exit process */
|
306
|
131 ngx_http_perl_exit, /* exit master */
|
148
|
132 NGX_MODULE_V1_PADDING
|
|
133 };
|
|
134
|
|
135
|
166
|
136 #if (NGX_HTTP_SSI)
|
|
137
|
148
|
138 #define NGX_HTTP_PERL_SSI_SUB 0
|
|
139 #define NGX_HTTP_PERL_SSI_ARG 1
|
|
140
|
|
141
|
|
142 static ngx_http_ssi_param_t ngx_http_perl_ssi_params[] = {
|
|
143 { ngx_string("sub"), NGX_HTTP_PERL_SSI_SUB, 1, 0 },
|
|
144 { ngx_string("arg"), NGX_HTTP_PERL_SSI_ARG, 0, 1 },
|
|
145 { ngx_null_string, 0, 0, 0 }
|
|
146 };
|
|
147
|
|
148 static ngx_http_ssi_command_t ngx_http_perl_ssi_command = {
|
216
|
149 ngx_string("perl"), ngx_http_perl_ssi, ngx_http_perl_ssi_params, 0, 0, 1
|
148
|
150 };
|
|
151
|
166
|
152 #endif
|
|
153
|
148
|
154
|
550
|
155 static ngx_str_t ngx_null_name = ngx_null_string;
|
|
156 static HV *nginx_stash;
|
230
|
157
|
480
|
158 #if (NGX_HAVE_PERL_MULTIPLICITY)
|
550
|
159 static ngx_uint_t ngx_perl_term;
|
|
160 #else
|
|
161 static PerlInterpreter *perl;
|
480
|
162 #endif
|
230
|
163
|
182
|
164
|
148
|
165 static void
|
|
166 ngx_http_perl_xs_init(pTHX)
|
|
167 {
|
|
168 newXS("DynaLoader::boot_DynaLoader", boot_DynaLoader, __FILE__);
|
182
|
169
|
|
170 nginx_stash = gv_stashpv("nginx", TRUE);
|
148
|
171 }
|
|
172
|
|
173
|
|
174 static ngx_int_t
|
|
175 ngx_http_perl_handler(ngx_http_request_t *r)
|
|
176 {
|
178
|
177 if (r->zero_in_uri) {
|
|
178 return NGX_HTTP_NOT_FOUND;
|
|
179 }
|
|
180
|
524
|
181 r->main->count++;
|
|
182
|
230
|
183 ngx_http_perl_handle_request(r);
|
|
184
|
|
185 return NGX_DONE;
|
178
|
186 }
|
|
187
|
|
188
|
230
|
189 void
|
178
|
190 ngx_http_perl_handle_request(ngx_http_request_t *r)
|
|
191 {
|
230
|
192 SV *sub;
|
148
|
193 ngx_int_t rc;
|
230
|
194 ngx_str_t uri, args, *handler;
|
148
|
195 ngx_http_perl_ctx_t *ctx;
|
|
196 ngx_http_perl_loc_conf_t *plcf;
|
|
197 ngx_http_perl_main_conf_t *pmcf;
|
|
198
|
|
199 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl handler");
|
|
200
|
|
201 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module);
|
|
202
|
|
203 if (ctx == NULL) {
|
|
204 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t));
|
|
205 if (ctx == NULL) {
|
230
|
206 ngx_http_finalize_request(r, NGX_ERROR);
|
274
|
207 return;
|
148
|
208 }
|
|
209
|
|
210 ngx_http_set_ctx(r, ctx, ngx_http_perl_module);
|
|
211 }
|
|
212
|
|
213 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module);
|
|
214
|
|
215 {
|
|
216
|
258
|
217 dTHXa(pmcf->perl);
|
|
218 PERL_SET_CONTEXT(pmcf->perl);
|
148
|
219
|
230
|
220 if (ctx->next == NULL) {
|
|
221 plcf = ngx_http_get_module_loc_conf(r, ngx_http_perl_module);
|
|
222 sub = plcf->sub;
|
|
223 handler = &plcf->handler;
|
148
|
224
|
230
|
225 } else {
|
|
226 sub = ctx->next;
|
|
227 handler = &ngx_null_name;
|
|
228 ctx->next = NULL;
|
|
229 }
|
|
230
|
258
|
231 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sub, NULL, handler,
|
|
232 NULL);
|
148
|
233
|
|
234 }
|
|
235
|
524
|
236 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
237 "perl handler done: %i", rc);
|
|
238
|
356
|
239 if (rc == NGX_DONE) {
|
526
|
240 ngx_http_finalize_request(r, rc);
|
356
|
241 return;
|
|
242 }
|
|
243
|
148
|
244 if (rc > 600) {
|
|
245 rc = NGX_OK;
|
|
246 }
|
|
247
|
|
248 if (ctx->redirect_uri.len) {
|
|
249 uri = ctx->redirect_uri;
|
|
250 args = ctx->redirect_args;
|
178
|
251
|
|
252 } else {
|
|
253 uri.len = 0;
|
148
|
254 }
|
|
255
|
182
|
256 ctx->filename.data = NULL;
|
148
|
257 ctx->redirect_uri.len = 0;
|
|
258
|
230
|
259 if (ctx->done || ctx->next) {
|
526
|
260 ngx_http_finalize_request(r, NGX_DONE);
|
230
|
261 return;
|
|
262 }
|
|
263
|
148
|
264 if (uri.len) {
|
178
|
265 ngx_http_internal_redirect(r, &uri, &args);
|
526
|
266 ngx_http_finalize_request(r, NGX_DONE);
|
178
|
267 return;
|
148
|
268 }
|
|
269
|
|
270 if (rc == NGX_OK || rc == NGX_HTTP_OK) {
|
178
|
271 ngx_http_send_special(r, NGX_HTTP_LAST);
|
230
|
272 ctx->done = 1;
|
148
|
273 }
|
|
274
|
178
|
275 ngx_http_finalize_request(r, rc);
|
148
|
276 }
|
|
277
|
|
278
|
366
|
279 void
|
266
|
280 ngx_http_perl_sleep_handler(ngx_http_request_t *r)
|
|
281 {
|
|
282 ngx_event_t *wev;
|
|
283
|
|
284 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
285 "perl sleep handler");
|
|
286
|
|
287 wev = r->connection->write;
|
|
288
|
|
289 if (wev->timedout) {
|
|
290 wev->timedout = 0;
|
|
291 ngx_http_perl_handle_request(r);
|
|
292 return;
|
|
293 }
|
|
294
|
430
|
295 if (ngx_handle_write_event(wev, 0) != NGX_OK) {
|
266
|
296 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
|
|
297 }
|
|
298 }
|
|
299
|
|
300
|
148
|
301 static ngx_int_t
|
|
302 ngx_http_perl_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v,
|
|
303 uintptr_t data)
|
|
304 {
|
|
305 ngx_http_perl_variable_t *pv = (ngx_http_perl_variable_t *) data;
|
|
306
|
|
307 ngx_int_t rc;
|
|
308 ngx_str_t value;
|
|
309 ngx_http_perl_ctx_t *ctx;
|
|
310 ngx_http_perl_main_conf_t *pmcf;
|
|
311
|
|
312 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
313 "perl variable handler");
|
|
314
|
|
315 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module);
|
|
316
|
|
317 if (ctx == NULL) {
|
|
318 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t));
|
|
319 if (ctx == NULL) {
|
|
320 return NGX_ERROR;
|
|
321 }
|
|
322
|
|
323 ngx_http_set_ctx(r, ctx, ngx_http_perl_module);
|
|
324 }
|
|
325
|
|
326 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module);
|
|
327
|
|
328 value.data = NULL;
|
|
329
|
|
330 {
|
|
331
|
258
|
332 dTHXa(pmcf->perl);
|
|
333 PERL_SET_CONTEXT(pmcf->perl);
|
148
|
334
|
258
|
335 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, pv->sub, NULL,
|
148
|
336 &pv->handler, &value);
|
|
337
|
|
338 }
|
|
339
|
|
340 if (value.data) {
|
|
341 v->len = value.len;
|
|
342 v->valid = 1;
|
340
|
343 v->no_cacheable = 0;
|
148
|
344 v->not_found = 0;
|
|
345 v->data = value.data;
|
|
346
|
|
347 } else {
|
|
348 v->not_found = 1;
|
|
349 }
|
|
350
|
182
|
351 ctx->filename.data = NULL;
|
148
|
352 ctx->redirect_uri.len = 0;
|
|
353
|
258
|
354 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
355 "perl variable done");
|
|
356
|
148
|
357 return rc;
|
|
358 }
|
|
359
|
|
360
|
166
|
361 #if (NGX_HTTP_SSI)
|
|
362
|
148
|
363 static ngx_int_t
|
|
364 ngx_http_perl_ssi(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ssi_ctx,
|
|
365 ngx_str_t **params)
|
|
366 {
|
366
|
367 SV *sv, **asv;
|
148
|
368 ngx_int_t rc;
|
366
|
369 ngx_str_t *handler, **args;
|
|
370 ngx_uint_t i;
|
148
|
371 ngx_http_perl_ctx_t *ctx;
|
|
372 ngx_http_perl_main_conf_t *pmcf;
|
|
373
|
|
374 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
375 "perl ssi handler");
|
|
376
|
|
377 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module);
|
|
378
|
|
379 if (ctx == NULL) {
|
|
380 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t));
|
|
381 if (ctx == NULL) {
|
|
382 return NGX_ERROR;
|
|
383 }
|
|
384
|
|
385 ngx_http_set_ctx(r, ctx, ngx_http_perl_module);
|
|
386 }
|
|
387
|
258
|
388 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module);
|
148
|
389
|
|
390 ctx->ssi = ssi_ctx;
|
|
391
|
|
392 handler = params[NGX_HTTP_PERL_SSI_SUB];
|
|
393 handler->data[handler->len] = '\0';
|
|
394
|
|
395 {
|
|
396
|
258
|
397 dTHXa(pmcf->perl);
|
|
398 PERL_SET_CONTEXT(pmcf->perl);
|
148
|
399
|
200
|
400 #if 0
|
|
401
|
|
402 /* the code is disabled to force the precompiled perl code using only */
|
|
403
|
|
404 ngx_http_perl_eval_anon_sub(aTHX_ handler, &sv);
|
|
405
|
|
406 if (sv == &PL_sv_undef) {
|
|
407 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
408 "eval_pv(\"%V\") failed", handler);
|
|
409 return NGX_ERROR;
|
|
410 }
|
|
411
|
|
412 if (sv == NULL) {
|
|
413 sv = newSVpvn((char *) handler->data, handler->len);
|
|
414 }
|
|
415
|
|
416 #endif
|
|
417
|
148
|
418 sv = newSVpvn((char *) handler->data, handler->len);
|
|
419
|
366
|
420 args = ¶ms[NGX_HTTP_PERL_SSI_ARG];
|
|
421
|
|
422 if (args) {
|
|
423
|
|
424 for (i = 0; args[i]; i++) { /* void */ }
|
|
425
|
|
426 asv = ngx_pcalloc(r->pool, (i + 1) * sizeof(SV *));
|
|
427
|
|
428 if (asv == NULL) {
|
|
429 SvREFCNT_dec(sv);
|
|
430 return NGX_ERROR;
|
|
431 }
|
|
432
|
|
433 asv[0] = (SV *) i;
|
|
434
|
|
435 for (i = 0; args[i]; i++) {
|
|
436 asv[i + 1] = newSVpvn((char *) args[i]->data, args[i]->len);
|
|
437 }
|
|
438
|
|
439 } else {
|
|
440 asv = NULL;
|
|
441 }
|
|
442
|
|
443 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sv, asv, handler,
|
|
444 NULL);
|
148
|
445
|
|
446 SvREFCNT_dec(sv);
|
|
447
|
|
448 }
|
|
449
|
182
|
450 ctx->filename.data = NULL;
|
148
|
451 ctx->redirect_uri.len = 0;
|
|
452 ctx->ssi = NULL;
|
|
453
|
258
|
454 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl ssi done");
|
|
455
|
148
|
456 return rc;
|
|
457 }
|
|
458
|
166
|
459 #endif
|
|
460
|
148
|
461
|
|
462 static char *
|
|
463 ngx_http_perl_init_interpreter(ngx_conf_t *cf, ngx_http_perl_main_conf_t *pmcf)
|
|
464 {
|
550
|
465 ngx_str_t *m;
|
|
466 ngx_uint_t i;
|
258
|
467 #if (NGX_HAVE_PERL_MULTIPLICITY)
|
550
|
468 ngx_pool_cleanup_t *cln;
|
148
|
469
|
|
470 cln = ngx_pool_cleanup_add(cf->pool, 0);
|
|
471 if (cln == NULL) {
|
|
472 return NGX_CONF_ERROR;
|
|
473 }
|
|
474
|
198
|
475 #endif
|
|
476
|
148
|
477 #ifdef NGX_PERL_MODULES
|
532
|
478 if (pmcf->modules == NGX_CONF_UNSET_PTR) {
|
|
479
|
|
480 pmcf->modules = ngx_array_create(cf->pool, 1, sizeof(ngx_str_t));
|
|
481 if (pmcf->modules == NULL) {
|
|
482 return NGX_CONF_ERROR;
|
|
483 }
|
|
484
|
|
485 m = ngx_array_push(pmcf->modules);
|
|
486 if (m == NULL) {
|
|
487 return NGX_CONF_ERROR;
|
|
488 }
|
|
489
|
|
490 m->len = sizeof(NGX_PERL_MODULES) - 1;
|
|
491 m->data = NGX_PERL_MODULES;
|
148
|
492 }
|
|
493 #endif
|
|
494
|
532
|
495 if (pmcf->modules != NGX_CONF_UNSET_PTR) {
|
|
496 m = pmcf->modules->elts;
|
|
497 for (i = 0; i < pmcf->modules->nelts; i++) {
|
|
498 if (ngx_conf_full_name(cf->cycle, &m[i], 0) != NGX_OK) {
|
|
499 return NGX_CONF_ERROR;
|
|
500 }
|
188
|
501 }
|
178
|
502 }
|
|
503
|
258
|
504 #if !(NGX_HAVE_PERL_MULTIPLICITY)
|
198
|
505
|
|
506 if (perl) {
|
296
|
507
|
|
508 if (ngx_set_environment(cf->cycle, NULL) == NULL) {
|
|
509 return NGX_CONF_ERROR;
|
|
510 }
|
|
511
|
532
|
512 if (ngx_http_perl_run_requires(aTHX_ pmcf->requires, cf->log)
|
202
|
513 != NGX_OK)
|
|
514 {
|
198
|
515 return NGX_CONF_ERROR;
|
|
516 }
|
|
517
|
|
518 pmcf->perl = perl;
|
296
|
519 pmcf->nginx = nginx_stash;
|
198
|
520
|
|
521 return NGX_CONF_OK;
|
|
522 }
|
|
523
|
|
524 #endif
|
|
525
|
306
|
526 if (nginx_stash == NULL) {
|
|
527 PERL_SYS_INIT(&ngx_argc, &ngx_argv);
|
|
528 }
|
148
|
529
|
278
|
530 pmcf->perl = ngx_http_perl_create_interpreter(cf, pmcf);
|
148
|
531
|
|
532 if (pmcf->perl == NULL) {
|
|
533 return NGX_CONF_ERROR;
|
|
534 }
|
|
535
|
258
|
536 pmcf->nginx = nginx_stash;
|
|
537
|
|
538 #if (NGX_HAVE_PERL_MULTIPLICITY)
|
198
|
539
|
148
|
540 cln->handler = ngx_http_perl_cleanup_perl;
|
|
541 cln->data = pmcf->perl;
|
|
542
|
198
|
543 #else
|
|
544
|
|
545 perl = pmcf->perl;
|
|
546
|
|
547 #endif
|
|
548
|
148
|
549 return NGX_CONF_OK;
|
|
550 }
|
|
551
|
|
552
|
|
553 static PerlInterpreter *
|
278
|
554 ngx_http_perl_create_interpreter(ngx_conf_t *cf,
|
|
555 ngx_http_perl_main_conf_t *pmcf)
|
148
|
556 {
|
|
557 int n;
|
248
|
558 STRLEN len;
|
|
559 SV *sv;
|
532
|
560 char *ver, **embedding;
|
|
561 ngx_str_t *m;
|
|
562 ngx_uint_t i;
|
148
|
563 PerlInterpreter *perl;
|
|
564
|
278
|
565 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, cf->log, 0, "create perl interpreter");
|
|
566
|
|
567 if (ngx_set_environment(cf->cycle, NULL) == NULL) {
|
|
568 return NULL;
|
|
569 }
|
148
|
570
|
|
571 perl = perl_alloc();
|
|
572 if (perl == NULL) {
|
278
|
573 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_alloc() failed");
|
148
|
574 return NULL;
|
|
575 }
|
|
576
|
|
577 {
|
|
578
|
|
579 dTHXa(perl);
|
258
|
580 PERL_SET_CONTEXT(perl);
|
|
581
|
|
582 perl_construct(perl);
|
148
|
583
|
|
584 #ifdef PERL_EXIT_DESTRUCT_END
|
|
585 PL_exit_flags |= PERL_EXIT_DESTRUCT_END;
|
|
586 #endif
|
|
587
|
532
|
588 n = (pmcf->modules != NGX_CONF_UNSET_PTR) ? pmcf->modules->nelts * 2 : 0;
|
|
589
|
|
590 embedding = ngx_palloc(cf->pool, (4 + n) * sizeof(char *));
|
|
591 if (embedding == NULL) {
|
|
592 goto fail;
|
|
593 }
|
|
594
|
148
|
595 embedding[0] = "";
|
|
596
|
532
|
597 if (n++) {
|
|
598 m = pmcf->modules->elts;
|
|
599 for (i = 0; i < pmcf->modules->nelts; i++) {
|
|
600 embedding[2 * i + 1] = "-I";
|
|
601 embedding[2 * i + 2] = (char *) m[i].data;
|
|
602 }
|
148
|
603 }
|
|
604
|
|
605 embedding[n++] = "-Mnginx";
|
|
606 embedding[n++] = "-e";
|
|
607 embedding[n++] = "0";
|
|
608
|
|
609 n = perl_parse(perl, ngx_http_perl_xs_init, n, embedding, NULL);
|
|
610
|
|
611 if (n != 0) {
|
278
|
612 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_parse() failed: %d", n);
|
148
|
613 goto fail;
|
|
614 }
|
|
615
|
248
|
616 sv = get_sv("nginx::VERSION", FALSE);
|
|
617 ver = SvPV(sv, len);
|
|
618
|
|
619 if (ngx_strcmp(ver, NGINX_VERSION) != 0) {
|
278
|
620 ngx_log_error(NGX_LOG_ALERT, cf->log, 0,
|
248
|
621 "version " NGINX_VERSION " of nginx.pm is required, "
|
|
622 "but %s was found", ver);
|
|
623 goto fail;
|
|
624 }
|
|
625
|
532
|
626 if (ngx_http_perl_run_requires(aTHX_ pmcf->requires, cf->log) != NGX_OK) {
|
198
|
627 goto fail;
|
148
|
628 }
|
|
629
|
|
630 }
|
|
631
|
|
632 return perl;
|
|
633
|
|
634 fail:
|
|
635
|
|
636 (void) perl_destruct(perl);
|
|
637
|
|
638 perl_free(perl);
|
|
639
|
|
640 return NULL;
|
|
641 }
|
|
642
|
|
643
|
198
|
644 static ngx_int_t
|
202
|
645 ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires, ngx_log_t *log)
|
198
|
646 {
|
532
|
647 u_char *err;
|
198
|
648 STRLEN len;
|
532
|
649 ngx_str_t *script;
|
198
|
650 ngx_uint_t i;
|
|
651
|
532
|
652 if (requires == NGX_CONF_UNSET_PTR) {
|
|
653 return NGX_OK;
|
|
654 }
|
|
655
|
198
|
656 script = requires->elts;
|
|
657 for (i = 0; i < requires->nelts; i++) {
|
|
658
|
532
|
659 require_pv((char *) script[i].data);
|
198
|
660
|
|
661 if (SvTRUE(ERRSV)) {
|
|
662
|
532
|
663 err = (u_char *) SvPV(ERRSV, len);
|
|
664 while (--len && (err[len] == CR || err[len] == LF)) { /* void */ }
|
198
|
665
|
|
666 ngx_log_error(NGX_LOG_EMERG, log, 0,
|
532
|
667 "require_pv(\"%s\") failed: \"%*s\"",
|
|
668 script[i].data, len + 1, err);
|
198
|
669
|
|
670 return NGX_ERROR;
|
|
671 }
|
|
672 }
|
|
673
|
|
674 return NGX_OK;
|
|
675 }
|
|
676
|
|
677
|
148
|
678 static ngx_int_t
|
258
|
679 ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r, HV *nginx, SV *sub,
|
366
|
680 SV **args, ngx_str_t *handler, ngx_str_t *rv)
|
148
|
681 {
|
356
|
682 SV *sv;
|
|
683 int n, status;
|
|
684 char *line;
|
532
|
685 u_char *err;
|
356
|
686 STRLEN len, n_a;
|
|
687 ngx_uint_t i;
|
|
688 ngx_connection_t *c;
|
148
|
689
|
|
690 dSP;
|
|
691
|
|
692 status = 0;
|
|
693
|
|
694 ENTER;
|
|
695 SAVETMPS;
|
|
696
|
|
697 PUSHMARK(sp);
|
|
698
|
258
|
699 sv = sv_2mortal(sv_bless(newRV_noinc(newSViv(PTR2IV(r))), nginx));
|
148
|
700 XPUSHs(sv);
|
|
701
|
|
702 if (args) {
|
370
|
703 EXTEND(sp, (intptr_t) args[0]);
|
148
|
704
|
366
|
705 for (i = 1; i <= (ngx_uint_t) args[0]; i++) {
|
|
706 PUSHs(sv_2mortal(args[i]));
|
148
|
707 }
|
|
708 }
|
|
709
|
|
710 PUTBACK;
|
|
711
|
356
|
712 c = r->connection;
|
|
713
|
148
|
714 n = call_sv(sub, G_EVAL);
|
|
715
|
|
716 SPAGAIN;
|
|
717
|
|
718 if (n) {
|
|
719 if (rv == NULL) {
|
|
720 status = POPi;
|
|
721
|
356
|
722 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0,
|
148
|
723 "call_sv: %d", status);
|
|
724
|
|
725 } else {
|
168
|
726 line = SvPVx(POPs, n_a);
|
148
|
727 rv->len = n_a;
|
|
728
|
382
|
729 rv->data = ngx_pnalloc(r->pool, n_a);
|
148
|
730 if (rv->data == NULL) {
|
|
731 return NGX_ERROR;
|
|
732 }
|
|
733
|
|
734 ngx_memcpy(rv->data, line, n_a);
|
|
735 }
|
|
736 }
|
|
737
|
|
738 PUTBACK;
|
|
739
|
|
740 FREETMPS;
|
|
741 LEAVE;
|
|
742
|
|
743 /* check $@ */
|
|
744
|
|
745 if (SvTRUE(ERRSV)) {
|
|
746
|
532
|
747 err = (u_char *) SvPV(ERRSV, len);
|
|
748 while (--len && (err[len] == CR || err[len] == LF)) { /* void */ }
|
148
|
749
|
356
|
750 ngx_log_error(NGX_LOG_ERR, c->log, 0,
|
532
|
751 "call_sv(\"%V\") failed: \"%*s\"", handler, len + 1, err);
|
148
|
752
|
|
753 if (rv) {
|
|
754 return NGX_ERROR;
|
|
755 }
|
|
756
|
|
757 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
758 }
|
|
759
|
|
760 if (n != 1) {
|
356
|
761 ngx_log_error(NGX_LOG_ALERT, c->log, 0,
|
148
|
762 "call_sv(\"%V\") returned %d results", handler, n);
|
|
763 status = NGX_OK;
|
|
764 }
|
|
765
|
|
766 if (rv) {
|
|
767 return NGX_OK;
|
|
768 }
|
|
769
|
|
770 return (ngx_int_t) status;
|
|
771 }
|
|
772
|
|
773
|
|
774 static void
|
|
775 ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv)
|
|
776 {
|
172
|
777 u_char *p;
|
|
778
|
|
779 for (p = handler->data; *p; p++) {
|
|
780 if (*p != ' ' && *p != '\t' && *p != CR && *p != LF) {
|
|
781 break;
|
|
782 }
|
|
783 }
|
|
784
|
528
|
785 if (ngx_strncmp(p, "sub ", 4) == 0
|
|
786 || ngx_strncmp(p, "sub{", 4) == 0
|
|
787 || ngx_strncmp(p, "use ", 4) == 0)
|
|
788 {
|
172
|
789 *sv = eval_pv((char *) p, FALSE);
|
258
|
790
|
|
791 /* eval_pv() does not set ERRSV on failure */
|
|
792
|
148
|
793 return;
|
|
794 }
|
|
795
|
|
796 *sv = NULL;
|
|
797 }
|
|
798
|
|
799
|
|
800 static void *
|
|
801 ngx_http_perl_create_main_conf(ngx_conf_t *cf)
|
|
802 {
|
|
803 ngx_http_perl_main_conf_t *pmcf;
|
|
804
|
|
805 pmcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_main_conf_t));
|
|
806 if (pmcf == NULL) {
|
496
|
807 return NULL;
|
148
|
808 }
|
|
809
|
532
|
810 pmcf->modules = NGX_CONF_UNSET_PTR;
|
|
811 pmcf->requires = NGX_CONF_UNSET_PTR;
|
148
|
812
|
|
813 return pmcf;
|
|
814 }
|
|
815
|
|
816
|
|
817 static char *
|
|
818 ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf)
|
|
819 {
|
|
820 ngx_http_perl_main_conf_t *pmcf = conf;
|
|
821
|
|
822 if (pmcf->perl == NULL) {
|
|
823 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) {
|
|
824 return NGX_CONF_ERROR;
|
|
825 }
|
|
826 }
|
|
827
|
|
828 return NGX_CONF_OK;
|
|
829 }
|
|
830
|
|
831
|
258
|
832 #if (NGX_HAVE_PERL_MULTIPLICITY)
|
198
|
833
|
148
|
834 static void
|
|
835 ngx_http_perl_cleanup_perl(void *data)
|
|
836 {
|
198
|
837 PerlInterpreter *perl = data;
|
148
|
838
|
258
|
839 PERL_SET_CONTEXT(perl);
|
|
840
|
148
|
841 (void) perl_destruct(perl);
|
|
842
|
|
843 perl_free(perl);
|
480
|
844
|
|
845 if (ngx_perl_term) {
|
|
846 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, "perl term");
|
|
847
|
|
848 PERL_SYS_TERM();
|
|
849 }
|
148
|
850 }
|
|
851
|
198
|
852 #endif
|
|
853
|
|
854
|
148
|
855 static ngx_int_t
|
|
856 ngx_http_perl_preconfiguration(ngx_conf_t *cf)
|
|
857 {
|
166
|
858 #if (NGX_HTTP_SSI)
|
148
|
859 ngx_int_t rc;
|
|
860 ngx_http_ssi_main_conf_t *smcf;
|
|
861
|
|
862 smcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_ssi_filter_module);
|
|
863
|
|
864 rc = ngx_hash_add_key(&smcf->commands, &ngx_http_perl_ssi_command.name,
|
|
865 &ngx_http_perl_ssi_command, NGX_HASH_READONLY_KEY);
|
|
866
|
|
867 if (rc != NGX_OK) {
|
|
868 if (rc == NGX_BUSY) {
|
|
869 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
870 "conflicting SSI command \"%V\"",
|
|
871 &ngx_http_perl_ssi_command.name);
|
|
872 }
|
|
873
|
|
874 return NGX_ERROR;
|
|
875 }
|
166
|
876 #endif
|
148
|
877
|
|
878 return NGX_OK;
|
|
879 }
|
|
880
|
|
881
|
|
882 static void *
|
|
883 ngx_http_perl_create_loc_conf(ngx_conf_t *cf)
|
|
884 {
|
|
885 ngx_http_perl_loc_conf_t *plcf;
|
|
886
|
|
887 plcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_loc_conf_t));
|
|
888 if (plcf == NULL) {
|
496
|
889 return NULL;
|
148
|
890 }
|
|
891
|
|
892 /*
|
|
893 * set by ngx_pcalloc():
|
|
894 *
|
|
895 * plcf->handler = { 0, NULL };
|
|
896 */
|
|
897
|
|
898 return plcf;
|
|
899 }
|
|
900
|
|
901
|
|
902 static char *
|
|
903 ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
|
|
904 {
|
|
905 ngx_http_perl_loc_conf_t *prev = parent;
|
|
906 ngx_http_perl_loc_conf_t *conf = child;
|
|
907
|
|
908 if (conf->sub == NULL) {
|
|
909 conf->sub = prev->sub;
|
|
910 conf->handler = prev->handler;
|
|
911 }
|
|
912
|
|
913 return NGX_CONF_OK;
|
|
914 }
|
|
915
|
|
916
|
|
917 static char *
|
|
918 ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
919 {
|
|
920 ngx_http_perl_loc_conf_t *plcf = conf;
|
|
921
|
|
922 ngx_str_t *value;
|
|
923 ngx_http_core_loc_conf_t *clcf;
|
|
924 ngx_http_perl_main_conf_t *pmcf;
|
|
925
|
|
926 value = cf->args->elts;
|
|
927
|
|
928 if (plcf->handler.data) {
|
|
929 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
930 "duplicate perl handler \"%V\"", &value[1]);
|
|
931 return NGX_CONF_ERROR;
|
|
932 }
|
|
933
|
|
934 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module);
|
|
935
|
|
936 if (pmcf->perl == NULL) {
|
|
937 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) {
|
|
938 return NGX_CONF_ERROR;
|
|
939 }
|
|
940 }
|
|
941
|
|
942 plcf->handler = value[1];
|
|
943
|
|
944 {
|
|
945
|
|
946 dTHXa(pmcf->perl);
|
258
|
947 PERL_SET_CONTEXT(pmcf->perl);
|
148
|
948
|
|
949 ngx_http_perl_eval_anon_sub(aTHX_ &value[1], &plcf->sub);
|
|
950
|
|
951 if (plcf->sub == &PL_sv_undef) {
|
|
952 ngx_conf_log_error(NGX_LOG_ERR, cf, 0,
|
|
953 "eval_pv(\"%V\") failed", &value[1]);
|
|
954 return NGX_CONF_ERROR;
|
|
955 }
|
|
956
|
|
957 if (plcf->sub == NULL) {
|
|
958 plcf->sub = newSVpvn((char *) value[1].data, value[1].len);
|
|
959 }
|
|
960
|
|
961 }
|
|
962
|
|
963 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module);
|
|
964 clcf->handler = ngx_http_perl_handler;
|
|
965
|
|
966 return NGX_CONF_OK;
|
|
967 }
|
|
968
|
|
969
|
|
970 static char *
|
|
971 ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
972 {
|
|
973 ngx_int_t index;
|
|
974 ngx_str_t *value;
|
|
975 ngx_http_variable_t *v;
|
|
976 ngx_http_perl_variable_t *pv;
|
|
977 ngx_http_perl_main_conf_t *pmcf;
|
|
978
|
|
979 value = cf->args->elts;
|
|
980
|
|
981 if (value[1].data[0] != '$') {
|
|
982 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
983 "invalid variable name \"%V\"", &value[1]);
|
|
984 return NGX_CONF_ERROR;
|
|
985 }
|
|
986
|
|
987 value[1].len--;
|
|
988 value[1].data++;
|
|
989
|
340
|
990 v = ngx_http_add_variable(cf, &value[1], NGX_HTTP_VAR_CHANGEABLE);
|
148
|
991 if (v == NULL) {
|
|
992 return NGX_CONF_ERROR;
|
|
993 }
|
|
994
|
|
995 pv = ngx_palloc(cf->pool, sizeof(ngx_http_perl_variable_t));
|
|
996 if (pv == NULL) {
|
|
997 return NGX_CONF_ERROR;
|
|
998 }
|
|
999
|
|
1000 index = ngx_http_get_variable_index(cf, &value[1]);
|
|
1001 if (index == NGX_ERROR) {
|
|
1002 return NGX_CONF_ERROR;
|
|
1003 }
|
|
1004
|
|
1005 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module);
|
|
1006
|
|
1007 if (pmcf->perl == NULL) {
|
|
1008 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) {
|
|
1009 return NGX_CONF_ERROR;
|
|
1010 }
|
|
1011 }
|
|
1012
|
|
1013 pv->handler = value[2];
|
|
1014
|
|
1015 {
|
|
1016
|
|
1017 dTHXa(pmcf->perl);
|
258
|
1018 PERL_SET_CONTEXT(pmcf->perl);
|
148
|
1019
|
|
1020 ngx_http_perl_eval_anon_sub(aTHX_ &value[2], &pv->sub);
|
|
1021
|
|
1022 if (pv->sub == &PL_sv_undef) {
|
|
1023 ngx_conf_log_error(NGX_LOG_ERR, cf, 0,
|
|
1024 "eval_pv(\"%V\") failed", &value[2]);
|
|
1025 return NGX_CONF_ERROR;
|
|
1026 }
|
|
1027
|
|
1028 if (pv->sub == NULL) {
|
|
1029 pv->sub = newSVpvn((char *) value[2].data, value[2].len);
|
|
1030 }
|
|
1031
|
|
1032 }
|
|
1033
|
186
|
1034 v->get_handler = ngx_http_perl_variable;
|
148
|
1035 v->data = (uintptr_t) pv;
|
|
1036
|
|
1037 return NGX_CONF_OK;
|
|
1038 }
|
306
|
1039
|
|
1040
|
314
|
1041 static ngx_int_t
|
|
1042 ngx_http_perl_init_worker(ngx_cycle_t *cycle)
|
|
1043 {
|
|
1044 ngx_http_perl_main_conf_t *pmcf;
|
|
1045
|
|
1046 pmcf = ngx_http_cycle_get_module_main_conf(cycle, ngx_http_perl_module);
|
|
1047
|
480
|
1048 if (pmcf) {
|
|
1049 dTHXa(pmcf->perl);
|
|
1050 PERL_SET_CONTEXT(pmcf->perl);
|
314
|
1051
|
480
|
1052 /* set worker's $$ */
|
314
|
1053
|
480
|
1054 sv_setiv(GvSV(gv_fetchpv("$", TRUE, SVt_PV)), (I32) ngx_pid);
|
314
|
1055 }
|
|
1056
|
|
1057 return NGX_OK;
|
|
1058 }
|
|
1059
|
370
|
1060
|
306
|
1061 static void
|
|
1062 ngx_http_perl_exit(ngx_cycle_t *cycle)
|
|
1063 {
|
480
|
1064 #if (NGX_HAVE_PERL_MULTIPLICITY)
|
|
1065
|
550
|
1066 /*
|
|
1067 * the master exit hook is run before global pool cleanup,
|
|
1068 * therefore just set flag here
|
|
1069 */
|
|
1070
|
480
|
1071 ngx_perl_term = 1;
|
|
1072
|
|
1073 #else
|
370
|
1074
|
550
|
1075 if (nginx_stash) {
|
480
|
1076 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, cycle->log, 0, "perl term");
|
370
|
1077
|
550
|
1078 (void) perl_destruct(perl);
|
370
|
1079
|
550
|
1080 perl_free(perl);
|
370
|
1081
|
480
|
1082 PERL_SYS_TERM();
|
370
|
1083 }
|
480
|
1084
|
|
1085 #endif
|
306
|
1086 }
|