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;
|
148
|
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
|
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
|
266
|
44 static void ngx_http_perl_sleep_handler(ngx_http_request_t *r);
|
148
|
45 static char *ngx_http_perl_init_interpreter(ngx_conf_t *cf,
|
|
46 ngx_http_perl_main_conf_t *pmcf);
|
278
|
47 static PerlInterpreter *ngx_http_perl_create_interpreter(ngx_conf_t *cf,
|
|
48 ngx_http_perl_main_conf_t *pmcf);
|
202
|
49 static ngx_int_t ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires,
|
198
|
50 ngx_log_t *log);
|
148
|
51 static ngx_int_t ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r,
|
258
|
52 HV *nginx, SV *sub, ngx_str_t **args, ngx_str_t *handler, ngx_str_t *rv);
|
148
|
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);
|
258
|
65
|
|
66 #if (NGX_HAVE_PERL_MULTIPLICITY)
|
148
|
67 static void ngx_http_perl_cleanup_perl(void *data);
|
198
|
68 #endif
|
148
|
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"),
|
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 */
|
|
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
|
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
|
230
|
155 static ngx_str_t ngx_null_name = ngx_null_string;
|
|
156
|
|
157
|
182
|
158 static HV *nginx_stash;
|
|
159
|
148
|
160 static void
|
|
161 ngx_http_perl_xs_init(pTHX)
|
|
162 {
|
|
163 newXS("DynaLoader::boot_DynaLoader", boot_DynaLoader, __FILE__);
|
182
|
164
|
|
165 nginx_stash = gv_stashpv("nginx", TRUE);
|
148
|
166 }
|
|
167
|
|
168
|
|
169 static ngx_int_t
|
|
170 ngx_http_perl_handler(ngx_http_request_t *r)
|
|
171 {
|
178
|
172 /* TODO: Win32 */
|
|
173 if (r->zero_in_uri) {
|
|
174 return NGX_HTTP_NOT_FOUND;
|
|
175 }
|
|
176
|
230
|
177 ngx_http_perl_handle_request(r);
|
|
178
|
|
179 return NGX_DONE;
|
178
|
180 }
|
|
181
|
|
182
|
230
|
183 void
|
178
|
184 ngx_http_perl_handle_request(ngx_http_request_t *r)
|
|
185 {
|
230
|
186 SV *sub;
|
148
|
187 ngx_int_t rc;
|
230
|
188 ngx_str_t uri, args, *handler;
|
148
|
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) {
|
230
|
200 ngx_http_finalize_request(r, NGX_ERROR);
|
274
|
201 return;
|
148
|
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
|
258
|
211 dTHXa(pmcf->perl);
|
|
212 PERL_SET_CONTEXT(pmcf->perl);
|
148
|
213
|
230
|
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;
|
148
|
218
|
230
|
219 } else {
|
|
220 sub = ctx->next;
|
|
221 handler = &ngx_null_name;
|
|
222 ctx->next = NULL;
|
|
223 }
|
|
224
|
258
|
225 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sub, NULL, handler,
|
|
226 NULL);
|
148
|
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;
|
178
|
240
|
|
241 } else {
|
|
242 uri.len = 0;
|
148
|
243 }
|
|
244
|
182
|
245 ctx->filename.data = NULL;
|
148
|
246 ctx->redirect_uri.len = 0;
|
|
247
|
266
|
248 if (ctx->sleep) {
|
|
249 ngx_add_timer(r->connection->write, (ngx_msec_t) ctx->sleep);
|
|
250 r->write_event_handler = ngx_http_perl_sleep_handler;
|
|
251 ctx->sleep = 0;
|
|
252 }
|
|
253
|
230
|
254 if (ctx->done || ctx->next) {
|
|
255 return;
|
|
256 }
|
|
257
|
148
|
258 if (uri.len) {
|
178
|
259 ngx_http_internal_redirect(r, &uri, &args);
|
|
260 return;
|
148
|
261 }
|
|
262
|
|
263 if (rc == NGX_OK || rc == NGX_HTTP_OK) {
|
178
|
264 ngx_http_send_special(r, NGX_HTTP_LAST);
|
230
|
265 ctx->done = 1;
|
148
|
266 }
|
|
267
|
178
|
268 ngx_http_finalize_request(r, rc);
|
148
|
269 }
|
|
270
|
|
271
|
266
|
272 static void
|
|
273 ngx_http_perl_sleep_handler(ngx_http_request_t *r)
|
|
274 {
|
|
275 ngx_event_t *wev;
|
|
276
|
|
277 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
278 "perl sleep handler");
|
|
279
|
|
280 wev = r->connection->write;
|
|
281
|
|
282 if (wev->timedout) {
|
|
283 wev->timedout = 0;
|
|
284 ngx_http_perl_handle_request(r);
|
|
285 return;
|
|
286 }
|
|
287
|
|
288 if (ngx_handle_write_event(wev, 0) == NGX_ERROR) {
|
|
289 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
|
|
290 }
|
|
291 }
|
|
292
|
|
293
|
148
|
294 static ngx_int_t
|
|
295 ngx_http_perl_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v,
|
|
296 uintptr_t data)
|
|
297 {
|
|
298 ngx_http_perl_variable_t *pv = (ngx_http_perl_variable_t *) data;
|
|
299
|
|
300 ngx_int_t rc;
|
|
301 ngx_str_t value;
|
|
302 ngx_http_perl_ctx_t *ctx;
|
|
303 ngx_http_perl_main_conf_t *pmcf;
|
|
304
|
|
305 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
306 "perl variable handler");
|
|
307
|
|
308 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module);
|
|
309
|
|
310 if (ctx == NULL) {
|
|
311 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t));
|
|
312 if (ctx == NULL) {
|
|
313 return NGX_ERROR;
|
|
314 }
|
|
315
|
|
316 ngx_http_set_ctx(r, ctx, ngx_http_perl_module);
|
|
317 }
|
|
318
|
|
319 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module);
|
|
320
|
|
321 value.data = NULL;
|
|
322
|
|
323 {
|
|
324
|
258
|
325 dTHXa(pmcf->perl);
|
|
326 PERL_SET_CONTEXT(pmcf->perl);
|
148
|
327
|
258
|
328 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, pv->sub, NULL,
|
148
|
329 &pv->handler, &value);
|
|
330
|
|
331 }
|
|
332
|
|
333 if (value.data) {
|
|
334 v->len = value.len;
|
|
335 v->valid = 1;
|
|
336 v->no_cachable = 0;
|
|
337 v->not_found = 0;
|
|
338 v->data = value.data;
|
|
339
|
|
340 } else {
|
|
341 v->not_found = 1;
|
|
342 }
|
|
343
|
182
|
344 ctx->filename.data = NULL;
|
148
|
345 ctx->redirect_uri.len = 0;
|
|
346
|
258
|
347 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
348 "perl variable done");
|
|
349
|
148
|
350 return rc;
|
|
351 }
|
|
352
|
|
353
|
166
|
354 #if (NGX_HTTP_SSI)
|
|
355
|
148
|
356 static ngx_int_t
|
|
357 ngx_http_perl_ssi(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ssi_ctx,
|
|
358 ngx_str_t **params)
|
|
359 {
|
|
360 SV *sv;
|
|
361 ngx_int_t rc;
|
|
362 ngx_str_t *handler;
|
|
363 ngx_http_perl_ctx_t *ctx;
|
|
364 ngx_http_perl_main_conf_t *pmcf;
|
|
365
|
|
366 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
367 "perl ssi handler");
|
|
368
|
|
369 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module);
|
|
370
|
|
371 if (ctx == NULL) {
|
|
372 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t));
|
|
373 if (ctx == NULL) {
|
|
374 return NGX_ERROR;
|
|
375 }
|
|
376
|
|
377 ngx_http_set_ctx(r, ctx, ngx_http_perl_module);
|
|
378 }
|
|
379
|
258
|
380 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module);
|
148
|
381
|
|
382 ctx->ssi = ssi_ctx;
|
|
383
|
|
384 handler = params[NGX_HTTP_PERL_SSI_SUB];
|
|
385 handler->data[handler->len] = '\0';
|
|
386
|
|
387 {
|
|
388
|
258
|
389 dTHXa(pmcf->perl);
|
|
390 PERL_SET_CONTEXT(pmcf->perl);
|
148
|
391
|
200
|
392 #if 0
|
|
393
|
|
394 /* the code is disabled to force the precompiled perl code using only */
|
|
395
|
|
396 ngx_http_perl_eval_anon_sub(aTHX_ handler, &sv);
|
|
397
|
|
398 if (sv == &PL_sv_undef) {
|
|
399 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
400 "eval_pv(\"%V\") failed", handler);
|
|
401 return NGX_ERROR;
|
|
402 }
|
|
403
|
|
404 if (sv == NULL) {
|
|
405 sv = newSVpvn((char *) handler->data, handler->len);
|
|
406 }
|
|
407
|
|
408 #endif
|
|
409
|
148
|
410 sv = newSVpvn((char *) handler->data, handler->len);
|
|
411
|
258
|
412 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sv,
|
|
413 ¶ms[NGX_HTTP_PERL_SSI_ARG],
|
148
|
414 handler, NULL);
|
|
415
|
|
416 SvREFCNT_dec(sv);
|
|
417
|
|
418 }
|
|
419
|
182
|
420 ctx->filename.data = NULL;
|
148
|
421 ctx->redirect_uri.len = 0;
|
|
422 ctx->ssi = NULL;
|
|
423
|
258
|
424 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl ssi done");
|
|
425
|
148
|
426 return rc;
|
|
427 }
|
|
428
|
166
|
429 #endif
|
|
430
|
148
|
431
|
|
432 static char *
|
|
433 ngx_http_perl_init_interpreter(ngx_conf_t *cf, ngx_http_perl_main_conf_t *pmcf)
|
|
434 {
|
258
|
435 #if (NGX_HAVE_PERL_MULTIPLICITY)
|
202
|
436 ngx_pool_cleanup_t *cln;
|
148
|
437
|
|
438 cln = ngx_pool_cleanup_add(cf->pool, 0);
|
|
439 if (cln == NULL) {
|
|
440 return NGX_CONF_ERROR;
|
|
441 }
|
|
442
|
198
|
443 #else
|
|
444 static PerlInterpreter *perl;
|
|
445 #endif
|
|
446
|
148
|
447 #ifdef NGX_PERL_MODULES
|
|
448 if (pmcf->modules.data == NULL) {
|
|
449 pmcf->modules.data = NGX_PERL_MODULES;
|
|
450 }
|
|
451 #endif
|
|
452
|
188
|
453 if (pmcf->modules.data) {
|
|
454 if (ngx_conf_full_name(cf->cycle, &pmcf->modules) != NGX_OK) {
|
|
455 return NGX_CONF_ERROR;
|
|
456 }
|
178
|
457 }
|
|
458
|
258
|
459 #if !(NGX_HAVE_PERL_MULTIPLICITY)
|
198
|
460
|
|
461 if (perl) {
|
202
|
462 if (ngx_http_perl_run_requires(aTHX_ &pmcf->requires, cf->log)
|
|
463 != NGX_OK)
|
|
464 {
|
198
|
465 return NGX_CONF_ERROR;
|
|
466 }
|
|
467
|
|
468 pmcf->perl = perl;
|
|
469
|
|
470 return NGX_CONF_OK;
|
|
471 }
|
|
472
|
|
473 #endif
|
|
474
|
148
|
475 PERL_SYS_INIT(&ngx_argc, &ngx_argv);
|
|
476
|
278
|
477 pmcf->perl = ngx_http_perl_create_interpreter(cf, pmcf);
|
148
|
478
|
|
479 if (pmcf->perl == NULL) {
|
|
480 PERL_SYS_TERM();
|
|
481 return NGX_CONF_ERROR;
|
|
482 }
|
|
483
|
258
|
484 pmcf->nginx = nginx_stash;
|
|
485
|
|
486 #if (NGX_HAVE_PERL_MULTIPLICITY)
|
198
|
487
|
148
|
488 cln->handler = ngx_http_perl_cleanup_perl;
|
|
489 cln->data = pmcf->perl;
|
|
490
|
198
|
491 #else
|
|
492
|
|
493 perl = pmcf->perl;
|
|
494
|
|
495 #endif
|
|
496
|
148
|
497 return NGX_CONF_OK;
|
|
498 }
|
|
499
|
|
500
|
|
501 static PerlInterpreter *
|
278
|
502 ngx_http_perl_create_interpreter(ngx_conf_t *cf,
|
|
503 ngx_http_perl_main_conf_t *pmcf)
|
148
|
504 {
|
|
505 int n;
|
248
|
506 STRLEN len;
|
|
507 SV *sv;
|
|
508 char *ver, *embedding[6];
|
148
|
509 PerlInterpreter *perl;
|
|
510
|
278
|
511 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, cf->log, 0, "create perl interpreter");
|
|
512
|
|
513 if (ngx_set_environment(cf->cycle, NULL) == NULL) {
|
|
514 return NULL;
|
|
515 }
|
148
|
516
|
|
517 perl = perl_alloc();
|
|
518 if (perl == NULL) {
|
278
|
519 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_alloc() failed");
|
148
|
520 return NULL;
|
|
521 }
|
|
522
|
|
523 {
|
|
524
|
|
525 dTHXa(perl);
|
258
|
526 PERL_SET_CONTEXT(perl);
|
|
527
|
|
528 perl_construct(perl);
|
148
|
529
|
|
530 #ifdef PERL_EXIT_DESTRUCT_END
|
|
531 PL_exit_flags |= PERL_EXIT_DESTRUCT_END;
|
|
532 #endif
|
|
533
|
|
534 embedding[0] = "";
|
|
535
|
|
536 if (pmcf->modules.data) {
|
|
537 embedding[1] = "-I";
|
|
538 embedding[2] = (char *) pmcf->modules.data;
|
|
539 n = 3;
|
|
540
|
|
541 } else {
|
|
542 n = 1;
|
|
543 }
|
|
544
|
|
545 embedding[n++] = "-Mnginx";
|
|
546 embedding[n++] = "-e";
|
|
547 embedding[n++] = "0";
|
|
548
|
|
549 n = perl_parse(perl, ngx_http_perl_xs_init, n, embedding, NULL);
|
|
550
|
|
551 if (n != 0) {
|
278
|
552 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_parse() failed: %d", n);
|
148
|
553 goto fail;
|
|
554 }
|
|
555
|
248
|
556 sv = get_sv("nginx::VERSION", FALSE);
|
|
557 ver = SvPV(sv, len);
|
|
558
|
|
559 if (ngx_strcmp(ver, NGINX_VERSION) != 0) {
|
278
|
560 ngx_log_error(NGX_LOG_ALERT, cf->log, 0,
|
248
|
561 "version " NGINX_VERSION " of nginx.pm is required, "
|
|
562 "but %s was found", ver);
|
|
563 goto fail;
|
|
564 }
|
|
565
|
278
|
566 if (ngx_http_perl_run_requires(aTHX_ &pmcf->requires, cf->log) != NGX_OK) {
|
198
|
567 goto fail;
|
148
|
568 }
|
|
569
|
|
570 }
|
|
571
|
|
572 return perl;
|
|
573
|
|
574 fail:
|
|
575
|
|
576 (void) perl_destruct(perl);
|
|
577
|
|
578 perl_free(perl);
|
|
579
|
|
580 return NULL;
|
|
581 }
|
|
582
|
|
583
|
198
|
584 static ngx_int_t
|
202
|
585 ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires, ngx_log_t *log)
|
198
|
586 {
|
|
587 char **script;
|
|
588 STRLEN len;
|
|
589 ngx_str_t err;
|
|
590 ngx_uint_t i;
|
|
591
|
|
592 script = requires->elts;
|
|
593 for (i = 0; i < requires->nelts; i++) {
|
|
594
|
|
595 require_pv(script[i]);
|
|
596
|
|
597 if (SvTRUE(ERRSV)) {
|
|
598
|
|
599 err.data = (u_char *) SvPV(ERRSV, len);
|
|
600 for (len--; err.data[len] == LF || err.data[len] == CR; len--) {
|
|
601 /* void */
|
|
602 }
|
|
603 err.len = len + 1;
|
|
604
|
|
605 ngx_log_error(NGX_LOG_EMERG, log, 0,
|
|
606 "require_pv(\"%s\") failed: \"%V\"", script[i], &err);
|
|
607
|
|
608 return NGX_ERROR;
|
|
609 }
|
|
610 }
|
|
611
|
|
612 return NGX_OK;
|
|
613 }
|
|
614
|
|
615
|
148
|
616 static ngx_int_t
|
258
|
617 ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r, HV *nginx, SV *sub,
|
148
|
618 ngx_str_t **args, ngx_str_t *handler, ngx_str_t *rv)
|
|
619 {
|
|
620 SV *sv;
|
|
621 int n, status;
|
|
622 char *line;
|
|
623 STRLEN len, n_a;
|
|
624 ngx_str_t err;
|
|
625 ngx_uint_t i;
|
|
626
|
|
627 dSP;
|
|
628
|
|
629 status = 0;
|
|
630
|
|
631 ENTER;
|
|
632 SAVETMPS;
|
|
633
|
|
634 PUSHMARK(sp);
|
|
635
|
258
|
636 sv = sv_2mortal(sv_bless(newRV_noinc(newSViv(PTR2IV(r))), nginx));
|
148
|
637 XPUSHs(sv);
|
|
638
|
|
639 if (args) {
|
|
640 for (i = 0; args[i]; i++) { /* void */ }
|
|
641
|
|
642 EXTEND(sp, (int) i);
|
|
643
|
|
644 for (i = 0; args[i]; i++) {
|
|
645 PUSHs(sv_2mortal(newSVpvn((char *) args[i]->data, args[i]->len)));
|
|
646 }
|
|
647 }
|
|
648
|
|
649 PUTBACK;
|
|
650
|
|
651 n = call_sv(sub, G_EVAL);
|
|
652
|
|
653 SPAGAIN;
|
|
654
|
|
655 if (n) {
|
|
656 if (rv == NULL) {
|
|
657 status = POPi;
|
|
658
|
|
659 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
|
|
660 "call_sv: %d", status);
|
|
661
|
|
662 } else {
|
168
|
663 line = SvPVx(POPs, n_a);
|
148
|
664 rv->len = n_a;
|
|
665
|
|
666 rv->data = ngx_palloc(r->pool, n_a);
|
|
667 if (rv->data == NULL) {
|
|
668 return NGX_ERROR;
|
|
669 }
|
|
670
|
|
671 ngx_memcpy(rv->data, line, n_a);
|
|
672 }
|
|
673 }
|
|
674
|
|
675 PUTBACK;
|
|
676
|
|
677 FREETMPS;
|
|
678 LEAVE;
|
|
679
|
|
680 /* check $@ */
|
|
681
|
|
682 if (SvTRUE(ERRSV)) {
|
|
683
|
|
684 err.data = (u_char *) SvPV(ERRSV, len);
|
|
685 for (len--; err.data[len] == LF || err.data[len] == CR; len--) {
|
|
686 /* void */
|
|
687 }
|
|
688 err.len = len + 1;
|
|
689
|
|
690 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
|
|
691 "call_sv(\"%V\") failed: \"%V\"",
|
|
692 handler, &err);
|
|
693
|
|
694 if (rv) {
|
|
695 return NGX_ERROR;
|
|
696 }
|
|
697
|
|
698 return NGX_HTTP_INTERNAL_SERVER_ERROR;
|
|
699 }
|
|
700
|
|
701 if (n != 1) {
|
|
702 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
|
|
703 "call_sv(\"%V\") returned %d results", handler, n);
|
|
704 status = NGX_OK;
|
|
705 }
|
|
706
|
|
707 if (rv) {
|
|
708 return NGX_OK;
|
|
709 }
|
|
710
|
|
711 return (ngx_int_t) status;
|
|
712 }
|
|
713
|
|
714
|
|
715 static void
|
|
716 ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv)
|
|
717 {
|
172
|
718 u_char *p;
|
|
719
|
|
720 for (p = handler->data; *p; p++) {
|
|
721 if (*p != ' ' && *p != '\t' && *p != CR && *p != LF) {
|
|
722 break;
|
|
723 }
|
|
724 }
|
|
725
|
198
|
726 if (ngx_strncmp(p, "sub ", 4) == 0 || ngx_strncmp(p, "use ", 4) == 0) {
|
172
|
727 *sv = eval_pv((char *) p, FALSE);
|
258
|
728
|
|
729 /* eval_pv() does not set ERRSV on failure */
|
|
730
|
148
|
731 return;
|
|
732 }
|
|
733
|
|
734 *sv = NULL;
|
|
735 }
|
|
736
|
|
737
|
|
738 static void *
|
|
739 ngx_http_perl_create_main_conf(ngx_conf_t *cf)
|
|
740 {
|
|
741 ngx_http_perl_main_conf_t *pmcf;
|
|
742
|
|
743 pmcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_main_conf_t));
|
|
744 if (pmcf == NULL) {
|
|
745 return NGX_CONF_ERROR;
|
|
746 }
|
|
747
|
|
748 if (ngx_array_init(&pmcf->requires, cf->pool, 1, sizeof(u_char *))
|
|
749 != NGX_OK)
|
|
750 {
|
|
751 return NULL;
|
|
752 }
|
|
753
|
|
754 return pmcf;
|
|
755 }
|
|
756
|
|
757
|
|
758 static char *
|
|
759 ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf)
|
|
760 {
|
|
761 ngx_http_perl_main_conf_t *pmcf = conf;
|
|
762
|
|
763 if (pmcf->perl == NULL) {
|
|
764 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) {
|
|
765 return NGX_CONF_ERROR;
|
|
766 }
|
|
767 }
|
|
768
|
|
769 return NGX_CONF_OK;
|
|
770 }
|
|
771
|
|
772
|
258
|
773 #if (NGX_HAVE_PERL_MULTIPLICITY)
|
198
|
774
|
148
|
775 static void
|
|
776 ngx_http_perl_cleanup_perl(void *data)
|
|
777 {
|
198
|
778 PerlInterpreter *perl = data;
|
148
|
779
|
258
|
780 PERL_SET_CONTEXT(perl);
|
|
781
|
148
|
782 (void) perl_destruct(perl);
|
|
783
|
|
784 perl_free(perl);
|
|
785
|
|
786 PERL_SYS_TERM();
|
|
787 }
|
|
788
|
198
|
789 #endif
|
|
790
|
|
791
|
148
|
792 static ngx_int_t
|
|
793 ngx_http_perl_preconfiguration(ngx_conf_t *cf)
|
|
794 {
|
166
|
795 #if (NGX_HTTP_SSI)
|
148
|
796 ngx_int_t rc;
|
|
797 ngx_http_ssi_main_conf_t *smcf;
|
|
798
|
|
799 smcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_ssi_filter_module);
|
|
800
|
|
801 rc = ngx_hash_add_key(&smcf->commands, &ngx_http_perl_ssi_command.name,
|
|
802 &ngx_http_perl_ssi_command, NGX_HASH_READONLY_KEY);
|
|
803
|
|
804 if (rc != NGX_OK) {
|
|
805 if (rc == NGX_BUSY) {
|
|
806 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
807 "conflicting SSI command \"%V\"",
|
|
808 &ngx_http_perl_ssi_command.name);
|
|
809 }
|
|
810
|
|
811 return NGX_ERROR;
|
|
812 }
|
166
|
813 #endif
|
148
|
814
|
|
815 return NGX_OK;
|
|
816 }
|
|
817
|
|
818
|
|
819 static void *
|
|
820 ngx_http_perl_create_loc_conf(ngx_conf_t *cf)
|
|
821 {
|
|
822 ngx_http_perl_loc_conf_t *plcf;
|
|
823
|
|
824 plcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_loc_conf_t));
|
|
825 if (plcf == NULL) {
|
|
826 return NGX_CONF_ERROR;
|
|
827 }
|
|
828
|
|
829 /*
|
|
830 * set by ngx_pcalloc():
|
|
831 *
|
|
832 * plcf->handler = { 0, NULL };
|
|
833 */
|
|
834
|
|
835 return plcf;
|
|
836 }
|
|
837
|
|
838
|
|
839 static char *
|
|
840 ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
|
|
841 {
|
|
842 ngx_http_perl_loc_conf_t *prev = parent;
|
|
843 ngx_http_perl_loc_conf_t *conf = child;
|
|
844
|
|
845 if (conf->sub == NULL) {
|
|
846 conf->sub = prev->sub;
|
|
847 conf->handler = prev->handler;
|
|
848 }
|
|
849
|
|
850 return NGX_CONF_OK;
|
|
851 }
|
|
852
|
|
853
|
|
854 static char *
|
|
855 ngx_http_perl_require(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
856 {
|
|
857 ngx_http_perl_main_conf_t *pmcf = conf;
|
|
858
|
|
859 u_char **p;
|
|
860 ngx_str_t *value;
|
|
861
|
|
862 value = cf->args->elts;
|
|
863
|
|
864 p = ngx_array_push(&pmcf->requires);
|
|
865
|
|
866 if (p == NULL) {
|
|
867 return NGX_CONF_ERROR;
|
|
868 }
|
|
869
|
|
870 *p = value[1].data;
|
|
871
|
|
872 return NGX_CONF_OK;
|
|
873 }
|
|
874
|
|
875
|
|
876 static char *
|
|
877 ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
878 {
|
|
879 ngx_http_perl_loc_conf_t *plcf = conf;
|
|
880
|
|
881 ngx_str_t *value;
|
|
882 ngx_http_core_loc_conf_t *clcf;
|
|
883 ngx_http_perl_main_conf_t *pmcf;
|
|
884
|
|
885 value = cf->args->elts;
|
|
886
|
|
887 if (plcf->handler.data) {
|
|
888 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
889 "duplicate perl handler \"%V\"", &value[1]);
|
|
890 return NGX_CONF_ERROR;
|
|
891 }
|
|
892
|
|
893 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module);
|
|
894
|
|
895 if (pmcf->perl == NULL) {
|
|
896 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) {
|
|
897 return NGX_CONF_ERROR;
|
|
898 }
|
|
899 }
|
|
900
|
|
901 plcf->handler = value[1];
|
|
902
|
|
903 {
|
|
904
|
|
905 dTHXa(pmcf->perl);
|
258
|
906 PERL_SET_CONTEXT(pmcf->perl);
|
148
|
907
|
|
908 ngx_http_perl_eval_anon_sub(aTHX_ &value[1], &plcf->sub);
|
|
909
|
|
910 if (plcf->sub == &PL_sv_undef) {
|
|
911 ngx_conf_log_error(NGX_LOG_ERR, cf, 0,
|
|
912 "eval_pv(\"%V\") failed", &value[1]);
|
|
913 return NGX_CONF_ERROR;
|
|
914 }
|
|
915
|
|
916 if (plcf->sub == NULL) {
|
|
917 plcf->sub = newSVpvn((char *) value[1].data, value[1].len);
|
|
918 }
|
|
919
|
|
920 }
|
|
921
|
|
922 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module);
|
|
923 clcf->handler = ngx_http_perl_handler;
|
|
924
|
|
925 return NGX_CONF_OK;
|
|
926 }
|
|
927
|
|
928
|
|
929 static char *
|
|
930 ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
931 {
|
|
932 ngx_int_t index;
|
|
933 ngx_str_t *value;
|
|
934 ngx_http_variable_t *v;
|
|
935 ngx_http_perl_variable_t *pv;
|
|
936 ngx_http_perl_main_conf_t *pmcf;
|
|
937
|
|
938 value = cf->args->elts;
|
|
939
|
|
940 if (value[1].data[0] != '$') {
|
|
941 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
942 "invalid variable name \"%V\"", &value[1]);
|
|
943 return NGX_CONF_ERROR;
|
|
944 }
|
|
945
|
|
946 value[1].len--;
|
|
947 value[1].data++;
|
|
948
|
|
949 v = ngx_http_add_variable(cf, &value[1], NGX_HTTP_VAR_CHANGABLE);
|
|
950 if (v == NULL) {
|
|
951 return NGX_CONF_ERROR;
|
|
952 }
|
|
953
|
|
954 pv = ngx_palloc(cf->pool, sizeof(ngx_http_perl_variable_t));
|
|
955 if (pv == NULL) {
|
|
956 return NGX_CONF_ERROR;
|
|
957 }
|
|
958
|
|
959 index = ngx_http_get_variable_index(cf, &value[1]);
|
|
960 if (index == NGX_ERROR) {
|
|
961 return NGX_CONF_ERROR;
|
|
962 }
|
|
963
|
|
964 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module);
|
|
965
|
|
966 if (pmcf->perl == NULL) {
|
|
967 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) {
|
|
968 return NGX_CONF_ERROR;
|
|
969 }
|
|
970 }
|
|
971
|
|
972 pv->handler = value[2];
|
|
973
|
|
974 {
|
|
975
|
|
976 dTHXa(pmcf->perl);
|
258
|
977 PERL_SET_CONTEXT(pmcf->perl);
|
148
|
978
|
|
979 ngx_http_perl_eval_anon_sub(aTHX_ &value[2], &pv->sub);
|
|
980
|
|
981 if (pv->sub == &PL_sv_undef) {
|
|
982 ngx_conf_log_error(NGX_LOG_ERR, cf, 0,
|
|
983 "eval_pv(\"%V\") failed", &value[2]);
|
|
984 return NGX_CONF_ERROR;
|
|
985 }
|
|
986
|
|
987 if (pv->sub == NULL) {
|
|
988 pv->sub = newSVpvn((char *) value[2].data, value[2].len);
|
|
989 }
|
|
990
|
|
991 }
|
|
992
|
186
|
993 v->get_handler = ngx_http_perl_variable;
|
148
|
994 v->data = (uintptr_t) pv;
|
|
995
|
|
996 return NGX_CONF_OK;
|
|
997 }
|