Mercurial > hg > nginx-quic
annotate src/http/modules/perl/ngx_http_perl_module.c @ 3379:0c517d0cabe0
backout r3315 and test r->header_only last, since it's not actually
frequent here: 304 and HEAD responses are not set it before the filter
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Mon, 07 Dec 2009 15:41:57 +0000 |
parents | b759cf8f6000 |
children | 54e7c85ed4b4 |
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; | |
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15 HV *nginx; |
3175 | 16 ngx_array_t *modules; |
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17 ngx_array_t *requires; |
599 | 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); | |
1069 | 46 static PerlInterpreter *ngx_http_perl_create_interpreter(ngx_conf_t *cf, |
47 ngx_http_perl_main_conf_t *pmcf); | |
653 | 48 static ngx_int_t ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires, |
649 | 49 ngx_log_t *log); |
599 | 50 static ngx_int_t ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r, |
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51 HV *nginx, SV *sub, SV **args, ngx_str_t *handler, ngx_str_t *rv); |
599 | 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); | |
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62 |
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63 #if (NGX_HAVE_PERL_MULTIPLICITY) |
599 | 64 static void ngx_http_perl_cleanup_perl(void *data); |
649 | 65 #endif |
599 | 66 |
1257 | 67 static ngx_int_t ngx_http_perl_init_worker(ngx_cycle_t *cycle); |
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68 static void ngx_http_perl_exit(ngx_cycle_t *cycle); |
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69 |
599 | 70 |
71 static ngx_command_t ngx_http_perl_commands[] = { | |
72 | |
73 { ngx_string("perl_modules"), | |
74 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, | |
3175 | 75 ngx_conf_set_str_array_slot, |
599 | 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, | |
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82 ngx_conf_set_str_array_slot, |
599 | 83 NGX_HTTP_MAIN_CONF_OFFSET, |
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84 offsetof(ngx_http_perl_main_conf_t, requires), |
599 | 85 NULL }, |
86 | |
87 { ngx_string("perl"), | |
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88 NGX_HTTP_LOC_CONF|NGX_HTTP_LMT_CONF|NGX_CONF_TAKE1, |
599 | 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 */ | |
1257 | 127 ngx_http_perl_init_worker, /* init process */ |
599 | 128 NULL, /* init thread */ |
129 NULL, /* exit thread */ | |
130 NULL, /* exit process */ | |
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131 ngx_http_perl_exit, /* exit master */ |
599 | 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 |
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155 static ngx_str_t ngx_null_name = ngx_null_string; |
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156 static HV *nginx_stash; |
681 | 157 |
2715 | 158 #if (NGX_HAVE_PERL_MULTIPLICITY) |
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159 static ngx_uint_t ngx_perl_term; |
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160 #else |
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161 static PerlInterpreter *perl; |
2715 | 162 #endif |
681 | 163 |
633 | 164 |
599 | 165 static void |
166 ngx_http_perl_xs_init(pTHX) | |
167 { | |
168 newXS("DynaLoader::boot_DynaLoader", boot_DynaLoader, __FILE__); | |
633 | 169 |
170 nginx_stash = gv_stashpv("nginx", TRUE); | |
599 | 171 } |
172 | |
173 | |
174 static ngx_int_t | |
175 ngx_http_perl_handler(ngx_http_request_t *r) | |
176 { | |
629 | 177 if (r->zero_in_uri) { |
178 return NGX_HTTP_NOT_FOUND; | |
179 } | |
180 | |
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181 r->main->count++; |
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182 |
681 | 183 ngx_http_perl_handle_request(r); |
184 | |
185 return NGX_DONE; | |
629 | 186 } |
187 | |
188 | |
681 | 189 void |
629 | 190 ngx_http_perl_handle_request(ngx_http_request_t *r) |
191 { | |
681 | 192 SV *sub; |
599 | 193 ngx_int_t rc; |
681 | 194 ngx_str_t uri, args, *handler; |
599 | 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) { | |
681 | 206 ngx_http_finalize_request(r, NGX_ERROR); |
1025 | 207 return; |
599 | 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 | |
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217 dTHXa(pmcf->perl); |
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218 PERL_SET_CONTEXT(pmcf->perl); |
599 | 219 |
681 | 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; | |
599 | 224 |
681 | 225 } else { |
226 sub = ctx->next; | |
227 handler = &ngx_null_name; | |
228 ctx->next = NULL; | |
229 } | |
230 | |
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231 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sub, NULL, handler, |
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232 NULL); |
599 | 233 |
234 } | |
235 | |
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236 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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237 "perl handler done: %i", rc); |
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238 |
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239 if (rc == NGX_DONE) { |
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240 ngx_http_finalize_request(r, rc); |
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241 return; |
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242 } |
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243 |
599 | 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; | |
629 | 251 |
252 } else { | |
253 uri.len = 0; | |
599 | 254 } |
255 | |
633 | 256 ctx->filename.data = NULL; |
599 | 257 ctx->redirect_uri.len = 0; |
258 | |
681 | 259 if (ctx->done || ctx->next) { |
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260 ngx_http_finalize_request(r, NGX_DONE); |
681 | 261 return; |
262 } | |
263 | |
599 | 264 if (uri.len) { |
629 | 265 ngx_http_internal_redirect(r, &uri, &args); |
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266 ngx_http_finalize_request(r, NGX_DONE); |
629 | 267 return; |
599 | 268 } |
269 | |
270 if (rc == NGX_OK || rc == NGX_HTTP_OK) { | |
629 | 271 ngx_http_send_special(r, NGX_HTTP_LAST); |
681 | 272 ctx->done = 1; |
599 | 273 } |
274 | |
629 | 275 ngx_http_finalize_request(r, rc); |
599 | 276 } |
277 | |
278 | |
1897 | 279 void |
911 | 280 ngx_http_perl_sleep_handler(ngx_http_request_t *r) |
281 { | |
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282 ngx_event_t *wev; |
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283 |
911 | 284 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
285 "perl sleep handler"); | |
286 | |
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287 wev = r->connection->write; |
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288 |
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289 if (wev->timedout) { |
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290 wev->timedout = 0; |
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291 ngx_http_perl_handle_request(r); |
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292 return; |
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293 } |
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294 |
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295 if (ngx_handle_write_event(wev, 0) != NGX_OK) { |
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296 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
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297 } |
911 | 298 } |
299 | |
300 | |
599 | 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); | |
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324 } |
599 | 325 |
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326 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module); |
599 | 327 |
328 value.data = NULL; | |
329 | |
330 { | |
331 | |
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332 dTHXa(pmcf->perl); |
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333 PERL_SET_CONTEXT(pmcf->perl); |
599 | 334 |
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335 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, pv->sub, NULL, |
599 | 336 &pv->handler, &value); |
337 | |
338 } | |
339 | |
340 if (value.data) { | |
341 v->len = value.len; | |
342 v->valid = 1; | |
1565 | 343 v->no_cacheable = 0; |
599 | 344 v->not_found = 0; |
345 v->data = value.data; | |
346 | |
347 } else { | |
348 v->not_found = 1; | |
349 } | |
350 | |
633 | 351 ctx->filename.data = NULL; |
599 | 352 ctx->redirect_uri.len = 0; |
353 | |
871 | 354 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
355 "perl variable done"); | |
356 | |
599 | 357 return rc; |
358 } | |
359 | |
360 | |
617 | 361 #if (NGX_HTTP_SSI) |
362 | |
599 | 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 { | |
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367 SV *sv, **asv; |
599 | 368 ngx_int_t rc; |
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369 ngx_str_t *handler, **args; |
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370 ngx_uint_t i; |
599 | 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 | |
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388 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module); |
599 | 389 |
390 ctx->ssi = ssi_ctx; | |
391 | |
392 handler = params[NGX_HTTP_PERL_SSI_SUB]; | |
393 handler->data[handler->len] = '\0'; | |
394 | |
395 { | |
396 | |
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397 dTHXa(pmcf->perl); |
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398 PERL_SET_CONTEXT(pmcf->perl); |
599 | 399 |
651 | 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 | |
599 | 418 sv = newSVpvn((char *) handler->data, handler->len); |
419 | |
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420 args = ¶ms[NGX_HTTP_PERL_SSI_ARG]; |
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421 |
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422 if (args) { |
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423 |
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424 for (i = 0; args[i]; i++) { /* void */ } |
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425 |
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426 asv = ngx_pcalloc(r->pool, (i + 1) * sizeof(SV *)); |
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427 |
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428 if (asv == NULL) { |
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429 SvREFCNT_dec(sv); |
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430 return NGX_ERROR; |
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431 } |
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432 |
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433 asv[0] = (SV *) i; |
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434 |
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435 for (i = 0; args[i]; i++) { |
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436 asv[i + 1] = newSVpvn((char *) args[i]->data, args[i]->len); |
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437 } |
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438 |
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439 } else { |
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440 asv = NULL; |
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441 } |
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442 |
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443 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sv, asv, handler, |
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444 NULL); |
599 | 445 |
446 SvREFCNT_dec(sv); | |
447 | |
448 } | |
449 | |
633 | 450 ctx->filename.data = NULL; |
599 | 451 ctx->redirect_uri.len = 0; |
452 ctx->ssi = NULL; | |
453 | |
871 | 454 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl ssi done"); |
455 | |
599 | 456 return rc; |
457 } | |
458 | |
617 | 459 #endif |
460 | |
599 | 461 |
462 static char * | |
463 ngx_http_perl_init_interpreter(ngx_conf_t *cf, ngx_http_perl_main_conf_t *pmcf) | |
464 { | |
3350
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465 ngx_str_t *m; |
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466 ngx_uint_t i; |
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467 #if (NGX_HAVE_PERL_MULTIPLICITY) |
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468 ngx_pool_cleanup_t *cln; |
599 | 469 |
470 cln = ngx_pool_cleanup_add(cf->pool, 0); | |
471 if (cln == NULL) { | |
472 return NGX_CONF_ERROR; | |
473 } | |
474 | |
649 | 475 #endif |
476 | |
599 | 477 #ifdef NGX_PERL_MODULES |
3175 | 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; | |
599 | 492 } |
493 #endif | |
494 | |
3175 | 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 } | |
639 | 501 } |
629 | 502 } |
503 | |
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504 #if !(NGX_HAVE_PERL_MULTIPLICITY) |
649 | 505 |
506 if (perl) { | |
1165 | 507 |
508 if (ngx_set_environment(cf->cycle, NULL) == NULL) { | |
509 return NGX_CONF_ERROR; | |
510 } | |
511 | |
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512 if (ngx_http_perl_run_requires(aTHX_ pmcf->requires, cf->log) |
653 | 513 != NGX_OK) |
514 { | |
649 | 515 return NGX_CONF_ERROR; |
516 } | |
517 | |
518 pmcf->perl = perl; | |
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519 pmcf->nginx = nginx_stash; |
649 | 520 |
521 return NGX_CONF_OK; | |
522 } | |
523 | |
524 #endif | |
525 | |
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526 if (nginx_stash == NULL) { |
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527 PERL_SYS_INIT(&ngx_argc, &ngx_argv); |
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528 } |
599 | 529 |
1069 | 530 pmcf->perl = ngx_http_perl_create_interpreter(cf, pmcf); |
599 | 531 |
532 if (pmcf->perl == NULL) { | |
533 return NGX_CONF_ERROR; | |
534 } | |
535 | |
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536 pmcf->nginx = nginx_stash; |
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537 |
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538 #if (NGX_HAVE_PERL_MULTIPLICITY) |
649 | 539 |
599 | 540 cln->handler = ngx_http_perl_cleanup_perl; |
541 cln->data = pmcf->perl; | |
542 | |
649 | 543 #else |
544 | |
545 perl = pmcf->perl; | |
546 | |
547 #endif | |
548 | |
599 | 549 return NGX_CONF_OK; |
550 } | |
551 | |
552 | |
553 static PerlInterpreter * | |
1069 | 554 ngx_http_perl_create_interpreter(ngx_conf_t *cf, |
555 ngx_http_perl_main_conf_t *pmcf) | |
599 | 556 { |
557 int n; | |
775 | 558 STRLEN len; |
559 SV *sv; | |
3175 | 560 char *ver, **embedding; |
561 ngx_str_t *m; | |
562 ngx_uint_t i; | |
599 | 563 PerlInterpreter *perl; |
564 | |
1069 | 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 } | |
599 | 570 |
571 perl = perl_alloc(); | |
572 if (perl == NULL) { | |
1069 | 573 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_alloc() failed"); |
599 | 574 return NULL; |
575 } | |
576 | |
577 { | |
578 | |
579 dTHXa(perl); | |
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580 PERL_SET_CONTEXT(perl); |
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581 |
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582 perl_construct(perl); |
599 | 583 |
584 #ifdef PERL_EXIT_DESTRUCT_END | |
585 PL_exit_flags |= PERL_EXIT_DESTRUCT_END; | |
586 #endif | |
587 | |
3175 | 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 | |
599 | 595 embedding[0] = ""; |
596 | |
3175 | 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 } | |
599 | 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) { | |
1069 | 612 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_parse() failed: %d", n); |
599 | 613 goto fail; |
614 } | |
615 | |
775 | 616 sv = get_sv("nginx::VERSION", FALSE); |
617 ver = SvPV(sv, len); | |
618 | |
619 if (ngx_strcmp(ver, NGINX_VERSION) != 0) { | |
1069 | 620 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, |
775 | 621 "version " NGINX_VERSION " of nginx.pm is required, " |
622 "but %s was found", ver); | |
623 goto fail; | |
624 } | |
625 | |
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626 if (ngx_http_perl_run_requires(aTHX_ pmcf->requires, cf->log) != NGX_OK) { |
649 | 627 goto fail; |
599 | 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 | |
649 | 644 static ngx_int_t |
653 | 645 ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires, ngx_log_t *log) |
649 | 646 { |
3173 | 647 u_char *err; |
649 | 648 STRLEN len; |
3174
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649 ngx_str_t *script; |
649 | 650 ngx_uint_t i; |
651 | |
3174
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652 if (requires == NGX_CONF_UNSET_PTR) { |
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653 return NGX_OK; |
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654 } |
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655 |
649 | 656 script = requires->elts; |
657 for (i = 0; i < requires->nelts; i++) { | |
658 | |
3174
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659 require_pv((char *) script[i].data); |
649 | 660 |
661 if (SvTRUE(ERRSV)) { | |
662 | |
3173 | 663 err = (u_char *) SvPV(ERRSV, len); |
664 while (--len && (err[len] == CR || err[len] == LF)) { /* void */ } | |
649 | 665 |
666 ngx_log_error(NGX_LOG_EMERG, log, 0, | |
3173 | 667 "require_pv(\"%s\") failed: \"%*s\"", |
3174
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668 script[i].data, len + 1, err); |
649 | 669 |
670 return NGX_ERROR; | |
671 } | |
672 } | |
673 | |
674 return NGX_OK; | |
675 } | |
676 | |
677 | |
599 | 678 static ngx_int_t |
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679 ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r, HV *nginx, SV *sub, |
1899
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680 SV **args, ngx_str_t *handler, ngx_str_t *rv) |
599 | 681 { |
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682 SV *sv; |
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683 int n, status; |
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684 char *line; |
3173 | 685 u_char *err; |
1702
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686 STRLEN len, n_a; |
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687 ngx_uint_t i; |
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changeset
|
688 ngx_connection_t *c; |
599 | 689 |
690 dSP; | |
691 | |
692 status = 0; | |
693 | |
694 ENTER; | |
695 SAVETMPS; | |
696 | |
697 PUSHMARK(sp); | |
698 | |
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699 sv = sv_2mortal(sv_bless(newRV_noinc(newSViv(PTR2IV(r))), nginx)); |
599 | 700 XPUSHs(sv); |
701 | |
702 if (args) { | |
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703 EXTEND(sp, (intptr_t) args[0]); |
599 | 704 |
1899
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705 for (i = 1; i <= (ngx_uint_t) args[0]; i++) { |
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706 PUSHs(sv_2mortal(args[i])); |
599 | 707 } |
708 } | |
709 | |
710 PUTBACK; | |
711 | |
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712 c = r->connection; |
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713 |
599 | 714 n = call_sv(sub, G_EVAL); |
715 | |
716 SPAGAIN; | |
717 | |
718 if (n) { | |
719 if (rv == NULL) { | |
720 status = POPi; | |
721 | |
1702
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722 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
599 | 723 "call_sv: %d", status); |
724 | |
725 } else { | |
619 | 726 line = SvPVx(POPs, n_a); |
599 | 727 rv->len = n_a; |
728 | |
2049 | 729 rv->data = ngx_pnalloc(r->pool, n_a); |
599 | 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 | |
3173 | 747 err = (u_char *) SvPV(ERRSV, len); |
748 while (--len && (err[len] == CR || err[len] == LF)) { /* void */ } | |
599 | 749 |
1702
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750 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
3173 | 751 "call_sv(\"%V\") failed: \"%*s\"", handler, len + 1, err); |
599 | 752 |
753 if (rv) { | |
754 return NGX_ERROR; | |
755 } | |
756 | |
757 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
758 } | |
759 | |
760 if (n != 1) { | |
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761 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
599 | 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 { | |
623 | 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 | |
3132 | 785 if (ngx_strncmp(p, "sub ", 4) == 0 |
786 || ngx_strncmp(p, "sub{", 4) == 0 | |
787 || ngx_strncmp(p, "use ", 4) == 0) | |
788 { | |
623 | 789 *sv = eval_pv((char *) p, FALSE); |
874 | 790 |
791 /* eval_pv() does not set ERRSV on failure */ | |
792 | |
599 | 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) { | |
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807 return NULL; |
599 | 808 } |
809 | |
3175 | 810 pmcf->modules = NGX_CONF_UNSET_PTR; |
3174
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811 pmcf->requires = NGX_CONF_UNSET_PTR; |
599 | 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 | |
872
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832 #if (NGX_HAVE_PERL_MULTIPLICITY) |
649 | 833 |
599 | 834 static void |
835 ngx_http_perl_cleanup_perl(void *data) | |
836 { | |
649 | 837 PerlInterpreter *perl = data; |
599 | 838 |
873
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839 PERL_SET_CONTEXT(perl); |
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840 |
599 | 841 (void) perl_destruct(perl); |
842 | |
843 perl_free(perl); | |
2715 | 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 } | |
599 | 850 } |
851 | |
649 | 852 #endif |
853 | |
854 | |
599 | 855 static ngx_int_t |
856 ngx_http_perl_preconfiguration(ngx_conf_t *cf) | |
857 { | |
617 | 858 #if (NGX_HTTP_SSI) |
599 | 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 } | |
617 | 876 #endif |
599 | 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) { | |
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889 return NULL; |
599 | 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); | |
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947 PERL_SET_CONTEXT(pmcf->perl); |
599 | 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 | |
1565 | 990 v = ngx_http_add_variable(cf, &value[1], NGX_HTTP_VAR_CHANGEABLE); |
599 | 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); | |
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1018 PERL_SET_CONTEXT(pmcf->perl); |
599 | 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 | |
637 | 1034 v->get_handler = ngx_http_perl_variable; |
599 | 1035 v->data = (uintptr_t) pv; |
1036 | |
1037 return NGX_CONF_OK; | |
1038 } | |
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1039 |
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1040 |
1257 | 1041 static ngx_int_t |
1042 ngx_http_perl_init_worker(ngx_cycle_t *cycle) | |
1043 { | |
1258
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1044 ngx_http_perl_main_conf_t *pmcf; |
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1045 |
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1046 pmcf = ngx_http_cycle_get_module_main_conf(cycle, ngx_http_perl_module); |
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1047 |
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1048 if (pmcf) { |
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1049 dTHXa(pmcf->perl); |
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1050 PERL_SET_CONTEXT(pmcf->perl); |
1258
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1051 |
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1052 /* set worker's $$ */ |
1257 | 1053 |
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1054 sv_setiv(GvSV(gv_fetchpv("$", TRUE, SVt_PV)), (I32) ngx_pid); |
1258
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1055 } |
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1056 |
1257 | 1057 return NGX_OK; |
1058 } | |
1059 | |
1941 | 1060 |
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1061 static void |
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1062 ngx_http_perl_exit(ngx_cycle_t *cycle) |
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1063 { |
2715 | 1064 #if (NGX_HAVE_PERL_MULTIPLICITY) |
1065 | |
3351
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1066 /* |
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1067 * the master exit hook is run before global pool cleanup, |
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1068 * therefore just set flag here |
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1069 */ |
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1070 |
2715 | 1071 ngx_perl_term = 1; |
1072 | |
1073 #else | |
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1074 |
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1075 if (nginx_stash) { |
2715 | 1076 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, cycle->log, 0, "perl term"); |
1077 | |
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1078 (void) perl_destruct(perl); |
2715 | 1079 |
3350
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1080 perl_free(perl); |
1946
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1081 |
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1082 PERL_SYS_TERM(); |
1946
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1083 } |
2715 | 1084 |
1085 #endif | |
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1086 } |