Mercurial > hg > nginx-quic
annotate src/http/modules/perl/ngx_http_perl_module.c @ 908:82adc19b4b4d
axe ngx_http_perl_cleanup_sv(): all SVs should be freed
by perl_free() in ngx_http_perl_cleanup_perl()
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Tue, 12 Dec 2006 20:06:04 +0000 |
parents | 98afa13ea7e5 |
children | 73c66ed9a9cd |
rev | line source |
---|---|
599 | 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; | |
873
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
15 HV *nginx; |
599 | 16 ngx_str_t modules; |
17 ngx_array_t requires; | |
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 | |
653 | 33 typedef struct { |
34 SV *sv; | |
35 PerlInterpreter *perl; | |
36 } ngx_http_perl_cleanup_t; | |
37 | |
38 | |
617 | 39 #if (NGX_HTTP_SSI) |
599 | 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); | |
617 | 42 #endif |
43 | |
599 | 44 static char *ngx_http_perl_init_interpreter(ngx_conf_t *cf, |
45 ngx_http_perl_main_conf_t *pmcf); | |
46 static PerlInterpreter * | |
47 ngx_http_perl_create_interpreter(ngx_http_perl_main_conf_t *pmcf, | |
48 ngx_log_t *log); | |
653 | 49 static ngx_int_t ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires, |
649 | 50 ngx_log_t *log); |
599 | 51 static ngx_int_t ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r, |
873
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
52 HV *nginx, SV *sub, ngx_str_t **args, ngx_str_t *handler, ngx_str_t *rv); |
599 | 53 static void ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv); |
54 | |
55 static ngx_int_t ngx_http_perl_preconfiguration(ngx_conf_t *cf); | |
56 static void *ngx_http_perl_create_main_conf(ngx_conf_t *cf); | |
57 static char *ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf); | |
58 static void *ngx_http_perl_create_loc_conf(ngx_conf_t *cf); | |
59 static char *ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent, | |
60 void *child); | |
61 static char *ngx_http_perl_require(ngx_conf_t *cf, ngx_command_t *cmd, | |
62 void *conf); | |
63 static char *ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); | |
64 static char *ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); | |
872
1c4a5b3f9110
Axe several perl interpreter instances: they may be useful in currently
Igor Sysoev <igor@sysoev.ru>
parents:
871
diff
changeset
|
65 |
1c4a5b3f9110
Axe several perl interpreter instances: they may be useful in currently
Igor Sysoev <igor@sysoev.ru>
parents:
871
diff
changeset
|
66 #if (NGX_HAVE_PERL_MULTIPLICITY) |
599 | 67 static void ngx_http_perl_cleanup_perl(void *data); |
649 | 68 #endif |
599 | 69 |
70 | |
71 static ngx_command_t ngx_http_perl_commands[] = { | |
72 | |
73 { ngx_string("perl_modules"), | |
74 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, | |
75 ngx_conf_set_str_slot, | |
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, | |
82 ngx_http_perl_require, | |
83 NGX_HTTP_MAIN_CONF_OFFSET, | |
84 0, | |
85 NULL }, | |
86 | |
87 { ngx_string("perl"), | |
88 NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
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 */ | |
127 NULL, /* init process */ | |
128 NULL, /* init thread */ | |
129 NULL, /* exit thread */ | |
130 NULL, /* exit process */ | |
131 NULL, /* exit master */ | |
132 NGX_MODULE_V1_PADDING | |
133 }; | |
134 | |
135 | |
617 | 136 #if (NGX_HTTP_SSI) |
137 | |
599 | 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 = { | |
667 | 149 ngx_string("perl"), ngx_http_perl_ssi, ngx_http_perl_ssi_params, 0, 0, 1 |
599 | 150 }; |
151 | |
617 | 152 #endif |
153 | |
599 | 154 |
681 | 155 static ngx_str_t ngx_null_name = ngx_null_string; |
156 | |
157 | |
633 | 158 static HV *nginx_stash; |
159 | |
599 | 160 static void |
161 ngx_http_perl_xs_init(pTHX) | |
162 { | |
163 newXS("DynaLoader::boot_DynaLoader", boot_DynaLoader, __FILE__); | |
633 | 164 |
165 nginx_stash = gv_stashpv("nginx", TRUE); | |
599 | 166 } |
167 | |
168 | |
169 static ngx_int_t | |
170 ngx_http_perl_handler(ngx_http_request_t *r) | |
171 { | |
629 | 172 /* TODO: Win32 */ |
173 if (r->zero_in_uri) { | |
174 return NGX_HTTP_NOT_FOUND; | |
175 } | |
176 | |
681 | 177 ngx_http_perl_handle_request(r); |
178 | |
179 return NGX_DONE; | |
629 | 180 } |
181 | |
182 | |
681 | 183 void |
629 | 184 ngx_http_perl_handle_request(ngx_http_request_t *r) |
185 { | |
681 | 186 SV *sub; |
599 | 187 ngx_int_t rc; |
681 | 188 ngx_str_t uri, args, *handler; |
599 | 189 ngx_http_perl_ctx_t *ctx; |
190 ngx_http_perl_loc_conf_t *plcf; | |
191 ngx_http_perl_main_conf_t *pmcf; | |
192 | |
193 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl handler"); | |
194 | |
195 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module); | |
196 | |
197 if (ctx == NULL) { | |
198 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t)); | |
199 if (ctx == NULL) { | |
681 | 200 ngx_http_finalize_request(r, NGX_ERROR); |
629 | 201 return; |
599 | 202 } |
203 | |
204 ngx_http_set_ctx(r, ctx, ngx_http_perl_module); | |
205 } | |
206 | |
207 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module); | |
208 | |
209 { | |
210 | |
872
1c4a5b3f9110
Axe several perl interpreter instances: they may be useful in currently
Igor Sysoev <igor@sysoev.ru>
parents:
871
diff
changeset
|
211 dTHXa(pmcf->perl); |
873
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
212 PERL_SET_CONTEXT(pmcf->perl); |
599 | 213 |
681 | 214 if (ctx->next == NULL) { |
215 plcf = ngx_http_get_module_loc_conf(r, ngx_http_perl_module); | |
216 sub = plcf->sub; | |
217 handler = &plcf->handler; | |
599 | 218 |
681 | 219 } else { |
220 sub = ctx->next; | |
221 handler = &ngx_null_name; | |
222 ctx->next = NULL; | |
223 } | |
224 | |
873
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
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225 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sub, NULL, handler, |
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
226 NULL); |
599 | 227 |
228 } | |
229 | |
230 if (rc > 600) { | |
231 rc = NGX_OK; | |
232 } | |
233 | |
234 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
235 "perl handler done: %i", rc); | |
236 | |
237 if (ctx->redirect_uri.len) { | |
238 uri = ctx->redirect_uri; | |
239 args = ctx->redirect_args; | |
629 | 240 |
241 } else { | |
242 uri.len = 0; | |
599 | 243 } |
244 | |
633 | 245 ctx->filename.data = NULL; |
599 | 246 ctx->redirect_uri.len = 0; |
247 | |
681 | 248 if (ctx->done || ctx->next) { |
249 return; | |
250 } | |
251 | |
599 | 252 if (uri.len) { |
629 | 253 ngx_http_internal_redirect(r, &uri, &args); |
254 return; | |
599 | 255 } |
256 | |
257 if (rc == NGX_OK || rc == NGX_HTTP_OK) { | |
629 | 258 ngx_http_send_special(r, NGX_HTTP_LAST); |
681 | 259 ctx->done = 1; |
599 | 260 } |
261 | |
629 | 262 ngx_http_finalize_request(r, rc); |
599 | 263 } |
264 | |
265 | |
266 static ngx_int_t | |
267 ngx_http_perl_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v, | |
268 uintptr_t data) | |
269 { | |
270 ngx_http_perl_variable_t *pv = (ngx_http_perl_variable_t *) data; | |
271 | |
272 ngx_int_t rc; | |
273 ngx_str_t value; | |
274 ngx_http_perl_ctx_t *ctx; | |
275 ngx_http_perl_main_conf_t *pmcf; | |
276 | |
277 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
278 "perl variable handler"); | |
279 | |
280 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module); | |
281 | |
282 if (ctx == NULL) { | |
283 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t)); | |
284 if (ctx == NULL) { | |
285 return NGX_ERROR; | |
286 } | |
287 | |
288 ngx_http_set_ctx(r, ctx, ngx_http_perl_module); | |
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1c4a5b3f9110
Axe several perl interpreter instances: they may be useful in currently
Igor Sysoev <igor@sysoev.ru>
parents:
871
diff
changeset
|
289 } |
599 | 290 |
872
1c4a5b3f9110
Axe several perl interpreter instances: they may be useful in currently
Igor Sysoev <igor@sysoev.ru>
parents:
871
diff
changeset
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291 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module); |
599 | 292 |
293 value.data = NULL; | |
294 | |
295 { | |
296 | |
872
1c4a5b3f9110
Axe several perl interpreter instances: they may be useful in currently
Igor Sysoev <igor@sysoev.ru>
parents:
871
diff
changeset
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297 dTHXa(pmcf->perl); |
873
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
298 PERL_SET_CONTEXT(pmcf->perl); |
599 | 299 |
873
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
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300 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, pv->sub, NULL, |
599 | 301 &pv->handler, &value); |
302 | |
303 } | |
304 | |
305 if (value.data) { | |
306 v->len = value.len; | |
307 v->valid = 1; | |
308 v->no_cachable = 0; | |
309 v->not_found = 0; | |
310 v->data = value.data; | |
311 | |
312 } else { | |
313 v->not_found = 1; | |
314 } | |
315 | |
633 | 316 ctx->filename.data = NULL; |
599 | 317 ctx->redirect_uri.len = 0; |
318 | |
871 | 319 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
320 "perl variable done"); | |
321 | |
599 | 322 return rc; |
323 } | |
324 | |
325 | |
617 | 326 #if (NGX_HTTP_SSI) |
327 | |
599 | 328 static ngx_int_t |
329 ngx_http_perl_ssi(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ssi_ctx, | |
330 ngx_str_t **params) | |
331 { | |
332 SV *sv; | |
333 ngx_int_t rc; | |
334 ngx_str_t *handler; | |
335 ngx_http_perl_ctx_t *ctx; | |
336 ngx_http_perl_main_conf_t *pmcf; | |
337 | |
338 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
339 "perl ssi handler"); | |
340 | |
341 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module); | |
342 | |
343 if (ctx == NULL) { | |
344 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t)); | |
345 if (ctx == NULL) { | |
346 return NGX_ERROR; | |
347 } | |
348 | |
349 ngx_http_set_ctx(r, ctx, ngx_http_perl_module); | |
350 } | |
351 | |
872
1c4a5b3f9110
Axe several perl interpreter instances: they may be useful in currently
Igor Sysoev <igor@sysoev.ru>
parents:
871
diff
changeset
|
352 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module); |
599 | 353 |
354 ctx->ssi = ssi_ctx; | |
355 | |
356 handler = params[NGX_HTTP_PERL_SSI_SUB]; | |
357 handler->data[handler->len] = '\0'; | |
358 | |
359 { | |
360 | |
872
1c4a5b3f9110
Axe several perl interpreter instances: they may be useful in currently
Igor Sysoev <igor@sysoev.ru>
parents:
871
diff
changeset
|
361 dTHXa(pmcf->perl); |
873
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
362 PERL_SET_CONTEXT(pmcf->perl); |
599 | 363 |
651 | 364 #if 0 |
365 | |
366 /* the code is disabled to force the precompiled perl code using only */ | |
367 | |
368 ngx_http_perl_eval_anon_sub(aTHX_ handler, &sv); | |
369 | |
370 if (sv == &PL_sv_undef) { | |
371 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
372 "eval_pv(\"%V\") failed", handler); | |
373 return NGX_ERROR; | |
374 } | |
375 | |
376 if (sv == NULL) { | |
377 sv = newSVpvn((char *) handler->data, handler->len); | |
378 } | |
379 | |
380 #endif | |
381 | |
599 | 382 sv = newSVpvn((char *) handler->data, handler->len); |
383 | |
873
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
384 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sv, |
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
385 ¶ms[NGX_HTTP_PERL_SSI_ARG], |
599 | 386 handler, NULL); |
387 | |
388 SvREFCNT_dec(sv); | |
389 | |
390 } | |
391 | |
633 | 392 ctx->filename.data = NULL; |
599 | 393 ctx->redirect_uri.len = 0; |
394 ctx->ssi = NULL; | |
395 | |
871 | 396 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl ssi done"); |
397 | |
599 | 398 return rc; |
399 } | |
400 | |
617 | 401 #endif |
402 | |
599 | 403 |
404 static char * | |
405 ngx_http_perl_init_interpreter(ngx_conf_t *cf, ngx_http_perl_main_conf_t *pmcf) | |
406 { | |
872
1c4a5b3f9110
Axe several perl interpreter instances: they may be useful in currently
Igor Sysoev <igor@sysoev.ru>
parents:
871
diff
changeset
|
407 #if (NGX_HAVE_PERL_MULTIPLICITY) |
653 | 408 ngx_pool_cleanup_t *cln; |
599 | 409 |
410 cln = ngx_pool_cleanup_add(cf->pool, 0); | |
411 if (cln == NULL) { | |
412 return NGX_CONF_ERROR; | |
413 } | |
414 | |
649 | 415 #else |
416 static PerlInterpreter *perl; | |
417 #endif | |
418 | |
599 | 419 #ifdef NGX_PERL_MODULES |
420 if (pmcf->modules.data == NULL) { | |
421 pmcf->modules.data = NGX_PERL_MODULES; | |
422 } | |
423 #endif | |
424 | |
639 | 425 if (pmcf->modules.data) { |
426 if (ngx_conf_full_name(cf->cycle, &pmcf->modules) != NGX_OK) { | |
427 return NGX_CONF_ERROR; | |
428 } | |
629 | 429 } |
430 | |
872
1c4a5b3f9110
Axe several perl interpreter instances: they may be useful in currently
Igor Sysoev <igor@sysoev.ru>
parents:
871
diff
changeset
|
431 #if !(NGX_HAVE_PERL_MULTIPLICITY) |
649 | 432 |
433 if (perl) { | |
653 | 434 if (ngx_http_perl_run_requires(aTHX_ &pmcf->requires, cf->log) |
435 != NGX_OK) | |
436 { | |
649 | 437 return NGX_CONF_ERROR; |
438 } | |
439 | |
440 pmcf->perl = perl; | |
441 | |
442 return NGX_CONF_OK; | |
443 } | |
444 | |
445 #endif | |
446 | |
599 | 447 PERL_SYS_INIT(&ngx_argc, &ngx_argv); |
448 | |
449 pmcf->perl = ngx_http_perl_create_interpreter(pmcf, cf->log); | |
450 | |
451 if (pmcf->perl == NULL) { | |
452 PERL_SYS_TERM(); | |
453 return NGX_CONF_ERROR; | |
454 } | |
455 | |
873
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
456 pmcf->nginx = nginx_stash; |
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
457 |
872
1c4a5b3f9110
Axe several perl interpreter instances: they may be useful in currently
Igor Sysoev <igor@sysoev.ru>
parents:
871
diff
changeset
|
458 #if (NGX_HAVE_PERL_MULTIPLICITY) |
649 | 459 |
599 | 460 cln->handler = ngx_http_perl_cleanup_perl; |
461 cln->data = pmcf->perl; | |
462 | |
649 | 463 #else |
464 | |
465 perl = pmcf->perl; | |
466 | |
467 #endif | |
468 | |
599 | 469 return NGX_CONF_OK; |
470 } | |
471 | |
472 | |
473 static PerlInterpreter * | |
474 ngx_http_perl_create_interpreter(ngx_http_perl_main_conf_t *pmcf, | |
475 ngx_log_t *log) | |
476 { | |
477 int n; | |
775 | 478 STRLEN len; |
479 SV *sv; | |
480 char *ver, *embedding[6]; | |
599 | 481 PerlInterpreter *perl; |
482 | |
483 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, log, 0, "create perl interpreter"); | |
484 | |
485 perl = perl_alloc(); | |
486 if (perl == NULL) { | |
487 ngx_log_error(NGX_LOG_ALERT, log, 0, "perl_alloc() failed"); | |
488 return NULL; | |
489 } | |
490 | |
491 { | |
492 | |
493 dTHXa(perl); | |
873
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
494 PERL_SET_CONTEXT(perl); |
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
495 |
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
496 perl_construct(perl); |
599 | 497 |
498 #ifdef PERL_EXIT_DESTRUCT_END | |
499 PL_exit_flags |= PERL_EXIT_DESTRUCT_END; | |
500 #endif | |
501 | |
502 embedding[0] = ""; | |
503 | |
504 if (pmcf->modules.data) { | |
505 embedding[1] = "-I"; | |
506 embedding[2] = (char *) pmcf->modules.data; | |
507 n = 3; | |
508 | |
509 } else { | |
510 n = 1; | |
511 } | |
512 | |
513 embedding[n++] = "-Mnginx"; | |
514 embedding[n++] = "-e"; | |
515 embedding[n++] = "0"; | |
516 | |
517 n = perl_parse(perl, ngx_http_perl_xs_init, n, embedding, NULL); | |
518 | |
519 if (n != 0) { | |
520 ngx_log_error(NGX_LOG_ALERT, log, 0, "perl_parse() failed: %d", n); | |
521 goto fail; | |
522 } | |
523 | |
775 | 524 sv = get_sv("nginx::VERSION", FALSE); |
525 ver = SvPV(sv, len); | |
526 | |
527 if (ngx_strcmp(ver, NGINX_VERSION) != 0) { | |
528 ngx_log_error(NGX_LOG_ALERT, log, 0, | |
529 "version " NGINX_VERSION " of nginx.pm is required, " | |
530 "but %s was found", ver); | |
531 goto fail; | |
532 } | |
533 | |
653 | 534 if (ngx_http_perl_run_requires(aTHX_ &pmcf->requires, log) != NGX_OK) { |
649 | 535 goto fail; |
599 | 536 } |
537 | |
538 } | |
539 | |
540 return perl; | |
541 | |
542 fail: | |
543 | |
544 (void) perl_destruct(perl); | |
545 | |
546 perl_free(perl); | |
547 | |
548 return NULL; | |
549 } | |
550 | |
551 | |
649 | 552 static ngx_int_t |
653 | 553 ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires, ngx_log_t *log) |
649 | 554 { |
555 char **script; | |
556 STRLEN len; | |
557 ngx_str_t err; | |
558 ngx_uint_t i; | |
559 | |
560 script = requires->elts; | |
561 for (i = 0; i < requires->nelts; i++) { | |
562 | |
563 require_pv(script[i]); | |
564 | |
565 if (SvTRUE(ERRSV)) { | |
566 | |
567 err.data = (u_char *) SvPV(ERRSV, len); | |
568 for (len--; err.data[len] == LF || err.data[len] == CR; len--) { | |
569 /* void */ | |
570 } | |
571 err.len = len + 1; | |
572 | |
573 ngx_log_error(NGX_LOG_EMERG, log, 0, | |
574 "require_pv(\"%s\") failed: \"%V\"", script[i], &err); | |
575 | |
576 return NGX_ERROR; | |
577 } | |
578 } | |
579 | |
580 return NGX_OK; | |
581 } | |
582 | |
583 | |
599 | 584 static ngx_int_t |
873
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fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
585 ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r, HV *nginx, SV *sub, |
599 | 586 ngx_str_t **args, ngx_str_t *handler, ngx_str_t *rv) |
587 { | |
588 SV *sv; | |
589 int n, status; | |
590 char *line; | |
591 STRLEN len, n_a; | |
592 ngx_str_t err; | |
593 ngx_uint_t i; | |
594 | |
595 dSP; | |
596 | |
597 status = 0; | |
598 | |
599 ENTER; | |
600 SAVETMPS; | |
601 | |
602 PUSHMARK(sp); | |
603 | |
873
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fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
604 sv = sv_2mortal(sv_bless(newRV_noinc(newSViv(PTR2IV(r))), nginx)); |
599 | 605 XPUSHs(sv); |
606 | |
607 if (args) { | |
608 for (i = 0; args[i]; i++) { /* void */ } | |
609 | |
610 EXTEND(sp, (int) i); | |
611 | |
612 for (i = 0; args[i]; i++) { | |
613 PUSHs(sv_2mortal(newSVpvn((char *) args[i]->data, args[i]->len))); | |
614 } | |
615 } | |
616 | |
617 PUTBACK; | |
618 | |
619 n = call_sv(sub, G_EVAL); | |
620 | |
621 SPAGAIN; | |
622 | |
623 if (n) { | |
624 if (rv == NULL) { | |
625 status = POPi; | |
626 | |
627 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
628 "call_sv: %d", status); | |
629 | |
630 } else { | |
619 | 631 line = SvPVx(POPs, n_a); |
599 | 632 rv->len = n_a; |
633 | |
634 rv->data = ngx_palloc(r->pool, n_a); | |
635 if (rv->data == NULL) { | |
636 return NGX_ERROR; | |
637 } | |
638 | |
639 ngx_memcpy(rv->data, line, n_a); | |
640 } | |
641 } | |
642 | |
643 PUTBACK; | |
644 | |
645 FREETMPS; | |
646 LEAVE; | |
647 | |
648 /* check $@ */ | |
649 | |
650 if (SvTRUE(ERRSV)) { | |
651 | |
652 err.data = (u_char *) SvPV(ERRSV, len); | |
653 for (len--; err.data[len] == LF || err.data[len] == CR; len--) { | |
654 /* void */ | |
655 } | |
656 err.len = len + 1; | |
657 | |
658 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
659 "call_sv(\"%V\") failed: \"%V\"", | |
660 handler, &err); | |
661 | |
662 if (rv) { | |
663 return NGX_ERROR; | |
664 } | |
665 | |
666 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
667 } | |
668 | |
669 if (n != 1) { | |
670 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, | |
671 "call_sv(\"%V\") returned %d results", handler, n); | |
672 status = NGX_OK; | |
673 } | |
674 | |
675 if (rv) { | |
676 return NGX_OK; | |
677 } | |
678 | |
679 return (ngx_int_t) status; | |
680 } | |
681 | |
682 | |
683 static void | |
684 ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv) | |
685 { | |
623 | 686 u_char *p; |
687 | |
688 for (p = handler->data; *p; p++) { | |
689 if (*p != ' ' && *p != '\t' && *p != CR && *p != LF) { | |
690 break; | |
691 } | |
692 } | |
693 | |
649 | 694 if (ngx_strncmp(p, "sub ", 4) == 0 || ngx_strncmp(p, "use ", 4) == 0) { |
623 | 695 *sv = eval_pv((char *) p, FALSE); |
874 | 696 |
697 /* eval_pv() does not set ERRSV on failure */ | |
698 | |
599 | 699 return; |
700 } | |
701 | |
702 *sv = NULL; | |
703 } | |
704 | |
705 | |
706 static void * | |
707 ngx_http_perl_create_main_conf(ngx_conf_t *cf) | |
708 { | |
709 ngx_http_perl_main_conf_t *pmcf; | |
710 | |
711 pmcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_main_conf_t)); | |
712 if (pmcf == NULL) { | |
713 return NGX_CONF_ERROR; | |
714 } | |
715 | |
716 if (ngx_array_init(&pmcf->requires, cf->pool, 1, sizeof(u_char *)) | |
717 != NGX_OK) | |
718 { | |
719 return NULL; | |
720 } | |
721 | |
722 return pmcf; | |
723 } | |
724 | |
725 | |
726 static char * | |
727 ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf) | |
728 { | |
729 ngx_http_perl_main_conf_t *pmcf = conf; | |
730 | |
731 if (pmcf->perl == NULL) { | |
732 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) { | |
733 return NGX_CONF_ERROR; | |
734 } | |
735 } | |
736 | |
737 return NGX_CONF_OK; | |
738 } | |
739 | |
740 | |
872
1c4a5b3f9110
Axe several perl interpreter instances: they may be useful in currently
Igor Sysoev <igor@sysoev.ru>
parents:
871
diff
changeset
|
741 #if (NGX_HAVE_PERL_MULTIPLICITY) |
649 | 742 |
599 | 743 static void |
744 ngx_http_perl_cleanup_perl(void *data) | |
745 { | |
649 | 746 PerlInterpreter *perl = data; |
599 | 747 |
873
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fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
748 PERL_SET_CONTEXT(perl); |
f92ad15c2db1
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Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
749 |
599 | 750 (void) perl_destruct(perl); |
751 | |
752 perl_free(perl); | |
753 | |
754 PERL_SYS_TERM(); | |
755 } | |
756 | |
649 | 757 #endif |
758 | |
759 | |
599 | 760 static ngx_int_t |
761 ngx_http_perl_preconfiguration(ngx_conf_t *cf) | |
762 { | |
617 | 763 #if (NGX_HTTP_SSI) |
599 | 764 ngx_int_t rc; |
765 ngx_http_ssi_main_conf_t *smcf; | |
766 | |
767 smcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_ssi_filter_module); | |
768 | |
769 rc = ngx_hash_add_key(&smcf->commands, &ngx_http_perl_ssi_command.name, | |
770 &ngx_http_perl_ssi_command, NGX_HASH_READONLY_KEY); | |
771 | |
772 if (rc != NGX_OK) { | |
773 if (rc == NGX_BUSY) { | |
774 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
775 "conflicting SSI command \"%V\"", | |
776 &ngx_http_perl_ssi_command.name); | |
777 } | |
778 | |
779 return NGX_ERROR; | |
780 } | |
617 | 781 #endif |
599 | 782 |
783 return NGX_OK; | |
784 } | |
785 | |
786 | |
787 static void * | |
788 ngx_http_perl_create_loc_conf(ngx_conf_t *cf) | |
789 { | |
790 ngx_http_perl_loc_conf_t *plcf; | |
791 | |
792 plcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_loc_conf_t)); | |
793 if (plcf == NULL) { | |
794 return NGX_CONF_ERROR; | |
795 } | |
796 | |
797 /* | |
798 * set by ngx_pcalloc(): | |
799 * | |
800 * plcf->handler = { 0, NULL }; | |
801 */ | |
802 | |
803 return plcf; | |
804 } | |
805 | |
806 | |
807 static char * | |
808 ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
809 { | |
810 ngx_http_perl_loc_conf_t *prev = parent; | |
811 ngx_http_perl_loc_conf_t *conf = child; | |
812 | |
813 if (conf->sub == NULL) { | |
814 conf->sub = prev->sub; | |
815 conf->handler = prev->handler; | |
816 } | |
817 | |
818 return NGX_CONF_OK; | |
819 } | |
820 | |
821 | |
822 static char * | |
823 ngx_http_perl_require(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
824 { | |
825 ngx_http_perl_main_conf_t *pmcf = conf; | |
826 | |
827 u_char **p; | |
828 ngx_str_t *value; | |
829 | |
830 value = cf->args->elts; | |
831 | |
832 p = ngx_array_push(&pmcf->requires); | |
833 | |
834 if (p == NULL) { | |
835 return NGX_CONF_ERROR; | |
836 } | |
837 | |
838 *p = value[1].data; | |
839 | |
840 return NGX_CONF_OK; | |
841 } | |
842 | |
843 | |
844 static char * | |
845 ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
846 { | |
847 ngx_http_perl_loc_conf_t *plcf = conf; | |
848 | |
849 ngx_str_t *value; | |
850 ngx_http_core_loc_conf_t *clcf; | |
851 ngx_http_perl_main_conf_t *pmcf; | |
852 | |
853 value = cf->args->elts; | |
854 | |
855 if (plcf->handler.data) { | |
856 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
857 "duplicate perl handler \"%V\"", &value[1]); | |
858 return NGX_CONF_ERROR; | |
859 } | |
860 | |
861 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module); | |
862 | |
863 if (pmcf->perl == NULL) { | |
864 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) { | |
865 return NGX_CONF_ERROR; | |
866 } | |
867 } | |
868 | |
869 plcf->handler = value[1]; | |
870 | |
871 { | |
872 | |
873 dTHXa(pmcf->perl); | |
873
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
874 PERL_SET_CONTEXT(pmcf->perl); |
599 | 875 |
876 ngx_http_perl_eval_anon_sub(aTHX_ &value[1], &plcf->sub); | |
877 | |
878 if (plcf->sub == &PL_sv_undef) { | |
879 ngx_conf_log_error(NGX_LOG_ERR, cf, 0, | |
880 "eval_pv(\"%V\") failed", &value[1]); | |
881 return NGX_CONF_ERROR; | |
882 } | |
883 | |
884 if (plcf->sub == NULL) { | |
885 plcf->sub = newSVpvn((char *) value[1].data, value[1].len); | |
886 } | |
887 | |
888 } | |
889 | |
890 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); | |
891 clcf->handler = ngx_http_perl_handler; | |
892 | |
893 return NGX_CONF_OK; | |
894 } | |
895 | |
896 | |
897 static char * | |
898 ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
899 { | |
900 ngx_int_t index; | |
901 ngx_str_t *value; | |
902 ngx_http_variable_t *v; | |
903 ngx_http_perl_variable_t *pv; | |
904 ngx_http_perl_main_conf_t *pmcf; | |
905 | |
906 value = cf->args->elts; | |
907 | |
908 if (value[1].data[0] != '$') { | |
909 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
910 "invalid variable name \"%V\"", &value[1]); | |
911 return NGX_CONF_ERROR; | |
912 } | |
913 | |
914 value[1].len--; | |
915 value[1].data++; | |
916 | |
917 v = ngx_http_add_variable(cf, &value[1], NGX_HTTP_VAR_CHANGABLE); | |
918 if (v == NULL) { | |
919 return NGX_CONF_ERROR; | |
920 } | |
921 | |
922 pv = ngx_palloc(cf->pool, sizeof(ngx_http_perl_variable_t)); | |
923 if (pv == NULL) { | |
924 return NGX_CONF_ERROR; | |
925 } | |
926 | |
927 index = ngx_http_get_variable_index(cf, &value[1]); | |
928 if (index == NGX_ERROR) { | |
929 return NGX_CONF_ERROR; | |
930 } | |
931 | |
932 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module); | |
933 | |
934 if (pmcf->perl == NULL) { | |
935 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) { | |
936 return NGX_CONF_ERROR; | |
937 } | |
938 } | |
939 | |
940 pv->handler = value[2]; | |
941 | |
942 { | |
943 | |
944 dTHXa(pmcf->perl); | |
873
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
945 PERL_SET_CONTEXT(pmcf->perl); |
599 | 946 |
947 ngx_http_perl_eval_anon_sub(aTHX_ &value[2], &pv->sub); | |
948 | |
949 if (pv->sub == &PL_sv_undef) { | |
950 ngx_conf_log_error(NGX_LOG_ERR, cf, 0, | |
951 "eval_pv(\"%V\") failed", &value[2]); | |
952 return NGX_CONF_ERROR; | |
953 } | |
954 | |
955 if (pv->sub == NULL) { | |
956 pv->sub = newSVpvn((char *) value[2].data, value[2].len); | |
957 } | |
958 | |
959 } | |
960 | |
637 | 961 v->get_handler = ngx_http_perl_variable; |
599 | 962 v->data = (uintptr_t) pv; |
963 | |
964 return NGX_CONF_OK; | |
965 } |