Mercurial > hg > nginx
annotate src/http/modules/perl/ngx_http_perl_module.c @ 3448:54e7c85ed4b4
delete ngx_http_perl_cleanup_t unused since r909
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Fri, 12 Feb 2010 09:40:46 +0000 |
parents | b759cf8f6000 |
children | dd1570b6f237 |
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 | |
617 | 33 #if (NGX_HTTP_SSI) |
599 | 34 static ngx_int_t ngx_http_perl_ssi(ngx_http_request_t *r, |
35 ngx_http_ssi_ctx_t *ssi_ctx, ngx_str_t **params); | |
617 | 36 #endif |
37 | |
599 | 38 static char *ngx_http_perl_init_interpreter(ngx_conf_t *cf, |
39 ngx_http_perl_main_conf_t *pmcf); | |
1069 | 40 static PerlInterpreter *ngx_http_perl_create_interpreter(ngx_conf_t *cf, |
41 ngx_http_perl_main_conf_t *pmcf); | |
653 | 42 static ngx_int_t ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires, |
649 | 43 ngx_log_t *log); |
599 | 44 static ngx_int_t ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r, |
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45 HV *nginx, SV *sub, SV **args, ngx_str_t *handler, ngx_str_t *rv); |
599 | 46 static void ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv); |
47 | |
48 static ngx_int_t ngx_http_perl_preconfiguration(ngx_conf_t *cf); | |
49 static void *ngx_http_perl_create_main_conf(ngx_conf_t *cf); | |
50 static char *ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf); | |
51 static void *ngx_http_perl_create_loc_conf(ngx_conf_t *cf); | |
52 static char *ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent, | |
53 void *child); | |
54 static char *ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); | |
55 static char *ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); | |
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56 |
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57 #if (NGX_HAVE_PERL_MULTIPLICITY) |
599 | 58 static void ngx_http_perl_cleanup_perl(void *data); |
649 | 59 #endif |
599 | 60 |
1257 | 61 static ngx_int_t ngx_http_perl_init_worker(ngx_cycle_t *cycle); |
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62 static void ngx_http_perl_exit(ngx_cycle_t *cycle); |
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63 |
599 | 64 |
65 static ngx_command_t ngx_http_perl_commands[] = { | |
66 | |
67 { ngx_string("perl_modules"), | |
68 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, | |
3175 | 69 ngx_conf_set_str_array_slot, |
599 | 70 NGX_HTTP_MAIN_CONF_OFFSET, |
71 offsetof(ngx_http_perl_main_conf_t, modules), | |
72 NULL }, | |
73 | |
74 { ngx_string("perl_require"), | |
75 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, | |
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76 ngx_conf_set_str_array_slot, |
599 | 77 NGX_HTTP_MAIN_CONF_OFFSET, |
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78 offsetof(ngx_http_perl_main_conf_t, requires), |
599 | 79 NULL }, |
80 | |
81 { ngx_string("perl"), | |
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82 NGX_HTTP_LOC_CONF|NGX_HTTP_LMT_CONF|NGX_CONF_TAKE1, |
599 | 83 ngx_http_perl, |
84 NGX_HTTP_LOC_CONF_OFFSET, | |
85 0, | |
86 NULL }, | |
87 | |
88 { ngx_string("perl_set"), | |
89 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE2, | |
90 ngx_http_perl_set, | |
91 NGX_HTTP_LOC_CONF_OFFSET, | |
92 0, | |
93 NULL }, | |
94 | |
95 ngx_null_command | |
96 }; | |
97 | |
98 | |
99 static ngx_http_module_t ngx_http_perl_module_ctx = { | |
100 ngx_http_perl_preconfiguration, /* preconfiguration */ | |
101 NULL, /* postconfiguration */ | |
102 | |
103 ngx_http_perl_create_main_conf, /* create main configuration */ | |
104 ngx_http_perl_init_main_conf, /* init main configuration */ | |
105 | |
106 NULL, /* create server configuration */ | |
107 NULL, /* merge server configuration */ | |
108 | |
109 ngx_http_perl_create_loc_conf, /* create location configuration */ | |
110 ngx_http_perl_merge_loc_conf /* merge location configuration */ | |
111 }; | |
112 | |
113 | |
114 ngx_module_t ngx_http_perl_module = { | |
115 NGX_MODULE_V1, | |
116 &ngx_http_perl_module_ctx, /* module context */ | |
117 ngx_http_perl_commands, /* module directives */ | |
118 NGX_HTTP_MODULE, /* module type */ | |
119 NULL, /* init master */ | |
120 NULL, /* init module */ | |
1257 | 121 ngx_http_perl_init_worker, /* init process */ |
599 | 122 NULL, /* init thread */ |
123 NULL, /* exit thread */ | |
124 NULL, /* exit process */ | |
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125 ngx_http_perl_exit, /* exit master */ |
599 | 126 NGX_MODULE_V1_PADDING |
127 }; | |
128 | |
129 | |
617 | 130 #if (NGX_HTTP_SSI) |
131 | |
599 | 132 #define NGX_HTTP_PERL_SSI_SUB 0 |
133 #define NGX_HTTP_PERL_SSI_ARG 1 | |
134 | |
135 | |
136 static ngx_http_ssi_param_t ngx_http_perl_ssi_params[] = { | |
137 { ngx_string("sub"), NGX_HTTP_PERL_SSI_SUB, 1, 0 }, | |
138 { ngx_string("arg"), NGX_HTTP_PERL_SSI_ARG, 0, 1 }, | |
139 { ngx_null_string, 0, 0, 0 } | |
140 }; | |
141 | |
142 static ngx_http_ssi_command_t ngx_http_perl_ssi_command = { | |
667 | 143 ngx_string("perl"), ngx_http_perl_ssi, ngx_http_perl_ssi_params, 0, 0, 1 |
599 | 144 }; |
145 | |
617 | 146 #endif |
147 | |
599 | 148 |
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149 static ngx_str_t ngx_null_name = ngx_null_string; |
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150 static HV *nginx_stash; |
681 | 151 |
2715 | 152 #if (NGX_HAVE_PERL_MULTIPLICITY) |
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153 static ngx_uint_t ngx_perl_term; |
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154 #else |
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155 static PerlInterpreter *perl; |
2715 | 156 #endif |
681 | 157 |
633 | 158 |
599 | 159 static void |
160 ngx_http_perl_xs_init(pTHX) | |
161 { | |
162 newXS("DynaLoader::boot_DynaLoader", boot_DynaLoader, __FILE__); | |
633 | 163 |
164 nginx_stash = gv_stashpv("nginx", TRUE); | |
599 | 165 } |
166 | |
167 | |
168 static ngx_int_t | |
169 ngx_http_perl_handler(ngx_http_request_t *r) | |
170 { | |
629 | 171 if (r->zero_in_uri) { |
172 return NGX_HTTP_NOT_FOUND; | |
173 } | |
174 | |
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175 r->main->count++; |
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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); |
1025 | 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 | |
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211 dTHXa(pmcf->perl); |
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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 | |
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225 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sub, NULL, handler, |
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226 NULL); |
599 | 227 |
228 } | |
229 | |
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230 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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231 "perl handler done: %i", rc); |
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232 |
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233 if (rc == NGX_DONE) { |
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234 ngx_http_finalize_request(r, rc); |
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235 return; |
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236 } |
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237 |
599 | 238 if (rc > 600) { |
239 rc = NGX_OK; | |
240 } | |
241 | |
242 if (ctx->redirect_uri.len) { | |
243 uri = ctx->redirect_uri; | |
244 args = ctx->redirect_args; | |
629 | 245 |
246 } else { | |
247 uri.len = 0; | |
599 | 248 } |
249 | |
633 | 250 ctx->filename.data = NULL; |
599 | 251 ctx->redirect_uri.len = 0; |
252 | |
681 | 253 if (ctx->done || ctx->next) { |
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254 ngx_http_finalize_request(r, NGX_DONE); |
681 | 255 return; |
256 } | |
257 | |
599 | 258 if (uri.len) { |
629 | 259 ngx_http_internal_redirect(r, &uri, &args); |
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260 ngx_http_finalize_request(r, NGX_DONE); |
629 | 261 return; |
599 | 262 } |
263 | |
264 if (rc == NGX_OK || rc == NGX_HTTP_OK) { | |
629 | 265 ngx_http_send_special(r, NGX_HTTP_LAST); |
681 | 266 ctx->done = 1; |
599 | 267 } |
268 | |
629 | 269 ngx_http_finalize_request(r, rc); |
599 | 270 } |
271 | |
272 | |
1897 | 273 void |
911 | 274 ngx_http_perl_sleep_handler(ngx_http_request_t *r) |
275 { | |
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276 ngx_event_t *wev; |
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277 |
911 | 278 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
279 "perl sleep handler"); | |
280 | |
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281 wev = r->connection->write; |
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282 |
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283 if (wev->timedout) { |
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284 wev->timedout = 0; |
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285 ngx_http_perl_handle_request(r); |
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286 return; |
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287 } |
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288 |
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289 if (ngx_handle_write_event(wev, 0) != NGX_OK) { |
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290 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
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291 } |
911 | 292 } |
293 | |
294 | |
599 | 295 static ngx_int_t |
296 ngx_http_perl_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v, | |
297 uintptr_t data) | |
298 { | |
299 ngx_http_perl_variable_t *pv = (ngx_http_perl_variable_t *) data; | |
300 | |
301 ngx_int_t rc; | |
302 ngx_str_t value; | |
303 ngx_http_perl_ctx_t *ctx; | |
304 ngx_http_perl_main_conf_t *pmcf; | |
305 | |
306 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
307 "perl variable handler"); | |
308 | |
309 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module); | |
310 | |
311 if (ctx == NULL) { | |
312 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t)); | |
313 if (ctx == NULL) { | |
314 return NGX_ERROR; | |
315 } | |
316 | |
317 ngx_http_set_ctx(r, ctx, ngx_http_perl_module); | |
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318 } |
599 | 319 |
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320 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module); |
599 | 321 |
322 value.data = NULL; | |
323 | |
324 { | |
325 | |
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326 dTHXa(pmcf->perl); |
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327 PERL_SET_CONTEXT(pmcf->perl); |
599 | 328 |
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329 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, pv->sub, NULL, |
599 | 330 &pv->handler, &value); |
331 | |
332 } | |
333 | |
334 if (value.data) { | |
335 v->len = value.len; | |
336 v->valid = 1; | |
1565 | 337 v->no_cacheable = 0; |
599 | 338 v->not_found = 0; |
339 v->data = value.data; | |
340 | |
341 } else { | |
342 v->not_found = 1; | |
343 } | |
344 | |
633 | 345 ctx->filename.data = NULL; |
599 | 346 ctx->redirect_uri.len = 0; |
347 | |
871 | 348 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
349 "perl variable done"); | |
350 | |
599 | 351 return rc; |
352 } | |
353 | |
354 | |
617 | 355 #if (NGX_HTTP_SSI) |
356 | |
599 | 357 static ngx_int_t |
358 ngx_http_perl_ssi(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ssi_ctx, | |
359 ngx_str_t **params) | |
360 { | |
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361 SV *sv, **asv; |
599 | 362 ngx_int_t rc; |
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363 ngx_str_t *handler, **args; |
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364 ngx_uint_t i; |
599 | 365 ngx_http_perl_ctx_t *ctx; |
366 ngx_http_perl_main_conf_t *pmcf; | |
367 | |
368 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
369 "perl ssi handler"); | |
370 | |
371 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module); | |
372 | |
373 if (ctx == NULL) { | |
374 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t)); | |
375 if (ctx == NULL) { | |
376 return NGX_ERROR; | |
377 } | |
378 | |
379 ngx_http_set_ctx(r, ctx, ngx_http_perl_module); | |
380 } | |
381 | |
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382 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module); |
599 | 383 |
384 ctx->ssi = ssi_ctx; | |
385 | |
386 handler = params[NGX_HTTP_PERL_SSI_SUB]; | |
387 handler->data[handler->len] = '\0'; | |
388 | |
389 { | |
390 | |
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391 dTHXa(pmcf->perl); |
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392 PERL_SET_CONTEXT(pmcf->perl); |
599 | 393 |
651 | 394 #if 0 |
395 | |
396 /* the code is disabled to force the precompiled perl code using only */ | |
397 | |
398 ngx_http_perl_eval_anon_sub(aTHX_ handler, &sv); | |
399 | |
400 if (sv == &PL_sv_undef) { | |
401 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
402 "eval_pv(\"%V\") failed", handler); | |
403 return NGX_ERROR; | |
404 } | |
405 | |
406 if (sv == NULL) { | |
407 sv = newSVpvn((char *) handler->data, handler->len); | |
408 } | |
409 | |
410 #endif | |
411 | |
599 | 412 sv = newSVpvn((char *) handler->data, handler->len); |
413 | |
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414 args = ¶ms[NGX_HTTP_PERL_SSI_ARG]; |
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415 |
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416 if (args) { |
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417 |
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418 for (i = 0; args[i]; i++) { /* void */ } |
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419 |
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420 asv = ngx_pcalloc(r->pool, (i + 1) * sizeof(SV *)); |
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421 |
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422 if (asv == NULL) { |
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423 SvREFCNT_dec(sv); |
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424 return NGX_ERROR; |
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425 } |
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426 |
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427 asv[0] = (SV *) i; |
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428 |
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429 for (i = 0; args[i]; i++) { |
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430 asv[i + 1] = newSVpvn((char *) args[i]->data, args[i]->len); |
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431 } |
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432 |
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433 } else { |
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434 asv = NULL; |
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435 } |
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436 |
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437 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sv, asv, handler, |
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438 NULL); |
599 | 439 |
440 SvREFCNT_dec(sv); | |
441 | |
442 } | |
443 | |
633 | 444 ctx->filename.data = NULL; |
599 | 445 ctx->redirect_uri.len = 0; |
446 ctx->ssi = NULL; | |
447 | |
871 | 448 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl ssi done"); |
449 | |
599 | 450 return rc; |
451 } | |
452 | |
617 | 453 #endif |
454 | |
599 | 455 |
456 static char * | |
457 ngx_http_perl_init_interpreter(ngx_conf_t *cf, ngx_http_perl_main_conf_t *pmcf) | |
458 { | |
3350
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459 ngx_str_t *m; |
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460 ngx_uint_t i; |
872
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461 #if (NGX_HAVE_PERL_MULTIPLICITY) |
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462 ngx_pool_cleanup_t *cln; |
599 | 463 |
464 cln = ngx_pool_cleanup_add(cf->pool, 0); | |
465 if (cln == NULL) { | |
466 return NGX_CONF_ERROR; | |
467 } | |
468 | |
649 | 469 #endif |
470 | |
599 | 471 #ifdef NGX_PERL_MODULES |
3175 | 472 if (pmcf->modules == NGX_CONF_UNSET_PTR) { |
473 | |
474 pmcf->modules = ngx_array_create(cf->pool, 1, sizeof(ngx_str_t)); | |
475 if (pmcf->modules == NULL) { | |
476 return NGX_CONF_ERROR; | |
477 } | |
478 | |
479 m = ngx_array_push(pmcf->modules); | |
480 if (m == NULL) { | |
481 return NGX_CONF_ERROR; | |
482 } | |
483 | |
484 m->len = sizeof(NGX_PERL_MODULES) - 1; | |
485 m->data = NGX_PERL_MODULES; | |
599 | 486 } |
487 #endif | |
488 | |
3175 | 489 if (pmcf->modules != NGX_CONF_UNSET_PTR) { |
490 m = pmcf->modules->elts; | |
491 for (i = 0; i < pmcf->modules->nelts; i++) { | |
492 if (ngx_conf_full_name(cf->cycle, &m[i], 0) != NGX_OK) { | |
493 return NGX_CONF_ERROR; | |
494 } | |
639 | 495 } |
629 | 496 } |
497 | |
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498 #if !(NGX_HAVE_PERL_MULTIPLICITY) |
649 | 499 |
500 if (perl) { | |
1165 | 501 |
502 if (ngx_set_environment(cf->cycle, NULL) == NULL) { | |
503 return NGX_CONF_ERROR; | |
504 } | |
505 | |
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506 if (ngx_http_perl_run_requires(aTHX_ pmcf->requires, cf->log) |
653 | 507 != NGX_OK) |
508 { | |
649 | 509 return NGX_CONF_ERROR; |
510 } | |
511 | |
512 pmcf->perl = perl; | |
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513 pmcf->nginx = nginx_stash; |
649 | 514 |
515 return NGX_CONF_OK; | |
516 } | |
517 | |
518 #endif | |
519 | |
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520 if (nginx_stash == NULL) { |
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521 PERL_SYS_INIT(&ngx_argc, &ngx_argv); |
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522 } |
599 | 523 |
1069 | 524 pmcf->perl = ngx_http_perl_create_interpreter(cf, pmcf); |
599 | 525 |
526 if (pmcf->perl == NULL) { | |
527 return NGX_CONF_ERROR; | |
528 } | |
529 | |
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530 pmcf->nginx = nginx_stash; |
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531 |
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532 #if (NGX_HAVE_PERL_MULTIPLICITY) |
649 | 533 |
599 | 534 cln->handler = ngx_http_perl_cleanup_perl; |
535 cln->data = pmcf->perl; | |
536 | |
649 | 537 #else |
538 | |
539 perl = pmcf->perl; | |
540 | |
541 #endif | |
542 | |
599 | 543 return NGX_CONF_OK; |
544 } | |
545 | |
546 | |
547 static PerlInterpreter * | |
1069 | 548 ngx_http_perl_create_interpreter(ngx_conf_t *cf, |
549 ngx_http_perl_main_conf_t *pmcf) | |
599 | 550 { |
551 int n; | |
775 | 552 STRLEN len; |
553 SV *sv; | |
3175 | 554 char *ver, **embedding; |
555 ngx_str_t *m; | |
556 ngx_uint_t i; | |
599 | 557 PerlInterpreter *perl; |
558 | |
1069 | 559 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, cf->log, 0, "create perl interpreter"); |
560 | |
561 if (ngx_set_environment(cf->cycle, NULL) == NULL) { | |
562 return NULL; | |
563 } | |
599 | 564 |
565 perl = perl_alloc(); | |
566 if (perl == NULL) { | |
1069 | 567 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_alloc() failed"); |
599 | 568 return NULL; |
569 } | |
570 | |
571 { | |
572 | |
573 dTHXa(perl); | |
873
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574 PERL_SET_CONTEXT(perl); |
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575 |
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576 perl_construct(perl); |
599 | 577 |
578 #ifdef PERL_EXIT_DESTRUCT_END | |
579 PL_exit_flags |= PERL_EXIT_DESTRUCT_END; | |
580 #endif | |
581 | |
3175 | 582 n = (pmcf->modules != NGX_CONF_UNSET_PTR) ? pmcf->modules->nelts * 2 : 0; |
583 | |
584 embedding = ngx_palloc(cf->pool, (4 + n) * sizeof(char *)); | |
585 if (embedding == NULL) { | |
586 goto fail; | |
587 } | |
588 | |
599 | 589 embedding[0] = ""; |
590 | |
3175 | 591 if (n++) { |
592 m = pmcf->modules->elts; | |
593 for (i = 0; i < pmcf->modules->nelts; i++) { | |
594 embedding[2 * i + 1] = "-I"; | |
595 embedding[2 * i + 2] = (char *) m[i].data; | |
596 } | |
599 | 597 } |
598 | |
599 embedding[n++] = "-Mnginx"; | |
600 embedding[n++] = "-e"; | |
601 embedding[n++] = "0"; | |
602 | |
603 n = perl_parse(perl, ngx_http_perl_xs_init, n, embedding, NULL); | |
604 | |
605 if (n != 0) { | |
1069 | 606 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_parse() failed: %d", n); |
599 | 607 goto fail; |
608 } | |
609 | |
775 | 610 sv = get_sv("nginx::VERSION", FALSE); |
611 ver = SvPV(sv, len); | |
612 | |
613 if (ngx_strcmp(ver, NGINX_VERSION) != 0) { | |
1069 | 614 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, |
775 | 615 "version " NGINX_VERSION " of nginx.pm is required, " |
616 "but %s was found", ver); | |
617 goto fail; | |
618 } | |
619 | |
3174
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620 if (ngx_http_perl_run_requires(aTHX_ pmcf->requires, cf->log) != NGX_OK) { |
649 | 621 goto fail; |
599 | 622 } |
623 | |
624 } | |
625 | |
626 return perl; | |
627 | |
628 fail: | |
629 | |
630 (void) perl_destruct(perl); | |
631 | |
632 perl_free(perl); | |
633 | |
634 return NULL; | |
635 } | |
636 | |
637 | |
649 | 638 static ngx_int_t |
653 | 639 ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires, ngx_log_t *log) |
649 | 640 { |
3173 | 641 u_char *err; |
649 | 642 STRLEN len; |
3174
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643 ngx_str_t *script; |
649 | 644 ngx_uint_t i; |
645 | |
3174
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646 if (requires == NGX_CONF_UNSET_PTR) { |
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647 return NGX_OK; |
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648 } |
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649 |
649 | 650 script = requires->elts; |
651 for (i = 0; i < requires->nelts; i++) { | |
652 | |
3174
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653 require_pv((char *) script[i].data); |
649 | 654 |
655 if (SvTRUE(ERRSV)) { | |
656 | |
3173 | 657 err = (u_char *) SvPV(ERRSV, len); |
658 while (--len && (err[len] == CR || err[len] == LF)) { /* void */ } | |
649 | 659 |
660 ngx_log_error(NGX_LOG_EMERG, log, 0, | |
3173 | 661 "require_pv(\"%s\") failed: \"%*s\"", |
3174
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changeset
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662 script[i].data, len + 1, err); |
649 | 663 |
664 return NGX_ERROR; | |
665 } | |
666 } | |
667 | |
668 return NGX_OK; | |
669 } | |
670 | |
671 | |
599 | 672 static ngx_int_t |
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673 ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r, HV *nginx, SV *sub, |
1899
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674 SV **args, ngx_str_t *handler, ngx_str_t *rv) |
599 | 675 { |
1702
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676 SV *sv; |
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677 int n, status; |
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678 char *line; |
3173 | 679 u_char *err; |
1702
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680 STRLEN len, n_a; |
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681 ngx_uint_t i; |
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682 ngx_connection_t *c; |
599 | 683 |
684 dSP; | |
685 | |
686 status = 0; | |
687 | |
688 ENTER; | |
689 SAVETMPS; | |
690 | |
691 PUSHMARK(sp); | |
692 | |
873
f92ad15c2db1
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693 sv = sv_2mortal(sv_bless(newRV_noinc(newSViv(PTR2IV(r))), nginx)); |
599 | 694 XPUSHs(sv); |
695 | |
696 if (args) { | |
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697 EXTEND(sp, (intptr_t) args[0]); |
599 | 698 |
1899
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699 for (i = 1; i <= (ngx_uint_t) args[0]; i++) { |
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700 PUSHs(sv_2mortal(args[i])); |
599 | 701 } |
702 } | |
703 | |
704 PUTBACK; | |
705 | |
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706 c = r->connection; |
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707 |
599 | 708 n = call_sv(sub, G_EVAL); |
709 | |
710 SPAGAIN; | |
711 | |
712 if (n) { | |
713 if (rv == NULL) { | |
714 status = POPi; | |
715 | |
1702
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716 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
599 | 717 "call_sv: %d", status); |
718 | |
719 } else { | |
619 | 720 line = SvPVx(POPs, n_a); |
599 | 721 rv->len = n_a; |
722 | |
2049 | 723 rv->data = ngx_pnalloc(r->pool, n_a); |
599 | 724 if (rv->data == NULL) { |
725 return NGX_ERROR; | |
726 } | |
727 | |
728 ngx_memcpy(rv->data, line, n_a); | |
729 } | |
730 } | |
731 | |
732 PUTBACK; | |
733 | |
734 FREETMPS; | |
735 LEAVE; | |
736 | |
737 /* check $@ */ | |
738 | |
739 if (SvTRUE(ERRSV)) { | |
740 | |
3173 | 741 err = (u_char *) SvPV(ERRSV, len); |
742 while (--len && (err[len] == CR || err[len] == LF)) { /* void */ } | |
599 | 743 |
1702
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744 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
3173 | 745 "call_sv(\"%V\") failed: \"%*s\"", handler, len + 1, err); |
599 | 746 |
747 if (rv) { | |
748 return NGX_ERROR; | |
749 } | |
750 | |
751 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
752 } | |
753 | |
754 if (n != 1) { | |
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755 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
599 | 756 "call_sv(\"%V\") returned %d results", handler, n); |
757 status = NGX_OK; | |
758 } | |
759 | |
760 if (rv) { | |
761 return NGX_OK; | |
762 } | |
763 | |
764 return (ngx_int_t) status; | |
765 } | |
766 | |
767 | |
768 static void | |
769 ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv) | |
770 { | |
623 | 771 u_char *p; |
772 | |
773 for (p = handler->data; *p; p++) { | |
774 if (*p != ' ' && *p != '\t' && *p != CR && *p != LF) { | |
775 break; | |
776 } | |
777 } | |
778 | |
3132 | 779 if (ngx_strncmp(p, "sub ", 4) == 0 |
780 || ngx_strncmp(p, "sub{", 4) == 0 | |
781 || ngx_strncmp(p, "use ", 4) == 0) | |
782 { | |
623 | 783 *sv = eval_pv((char *) p, FALSE); |
874 | 784 |
785 /* eval_pv() does not set ERRSV on failure */ | |
786 | |
599 | 787 return; |
788 } | |
789 | |
790 *sv = NULL; | |
791 } | |
792 | |
793 | |
794 static void * | |
795 ngx_http_perl_create_main_conf(ngx_conf_t *cf) | |
796 { | |
797 ngx_http_perl_main_conf_t *pmcf; | |
798 | |
799 pmcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_main_conf_t)); | |
800 if (pmcf == NULL) { | |
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801 return NULL; |
599 | 802 } |
803 | |
3175 | 804 pmcf->modules = NGX_CONF_UNSET_PTR; |
3174
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805 pmcf->requires = NGX_CONF_UNSET_PTR; |
599 | 806 |
807 return pmcf; | |
808 } | |
809 | |
810 | |
811 static char * | |
812 ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf) | |
813 { | |
814 ngx_http_perl_main_conf_t *pmcf = conf; | |
815 | |
816 if (pmcf->perl == NULL) { | |
817 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) { | |
818 return NGX_CONF_ERROR; | |
819 } | |
820 } | |
821 | |
822 return NGX_CONF_OK; | |
823 } | |
824 | |
825 | |
872
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826 #if (NGX_HAVE_PERL_MULTIPLICITY) |
649 | 827 |
599 | 828 static void |
829 ngx_http_perl_cleanup_perl(void *data) | |
830 { | |
649 | 831 PerlInterpreter *perl = data; |
599 | 832 |
873
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833 PERL_SET_CONTEXT(perl); |
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834 |
599 | 835 (void) perl_destruct(perl); |
836 | |
837 perl_free(perl); | |
2715 | 838 |
839 if (ngx_perl_term) { | |
840 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, "perl term"); | |
841 | |
842 PERL_SYS_TERM(); | |
843 } | |
599 | 844 } |
845 | |
649 | 846 #endif |
847 | |
848 | |
599 | 849 static ngx_int_t |
850 ngx_http_perl_preconfiguration(ngx_conf_t *cf) | |
851 { | |
617 | 852 #if (NGX_HTTP_SSI) |
599 | 853 ngx_int_t rc; |
854 ngx_http_ssi_main_conf_t *smcf; | |
855 | |
856 smcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_ssi_filter_module); | |
857 | |
858 rc = ngx_hash_add_key(&smcf->commands, &ngx_http_perl_ssi_command.name, | |
859 &ngx_http_perl_ssi_command, NGX_HASH_READONLY_KEY); | |
860 | |
861 if (rc != NGX_OK) { | |
862 if (rc == NGX_BUSY) { | |
863 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
864 "conflicting SSI command \"%V\"", | |
865 &ngx_http_perl_ssi_command.name); | |
866 } | |
867 | |
868 return NGX_ERROR; | |
869 } | |
617 | 870 #endif |
599 | 871 |
872 return NGX_OK; | |
873 } | |
874 | |
875 | |
876 static void * | |
877 ngx_http_perl_create_loc_conf(ngx_conf_t *cf) | |
878 { | |
879 ngx_http_perl_loc_conf_t *plcf; | |
880 | |
881 plcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_loc_conf_t)); | |
882 if (plcf == NULL) { | |
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883 return NULL; |
599 | 884 } |
885 | |
886 /* | |
887 * set by ngx_pcalloc(): | |
888 * | |
889 * plcf->handler = { 0, NULL }; | |
890 */ | |
891 | |
892 return plcf; | |
893 } | |
894 | |
895 | |
896 static char * | |
897 ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
898 { | |
899 ngx_http_perl_loc_conf_t *prev = parent; | |
900 ngx_http_perl_loc_conf_t *conf = child; | |
901 | |
902 if (conf->sub == NULL) { | |
903 conf->sub = prev->sub; | |
904 conf->handler = prev->handler; | |
905 } | |
906 | |
907 return NGX_CONF_OK; | |
908 } | |
909 | |
910 | |
911 static char * | |
912 ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
913 { | |
914 ngx_http_perl_loc_conf_t *plcf = conf; | |
915 | |
916 ngx_str_t *value; | |
917 ngx_http_core_loc_conf_t *clcf; | |
918 ngx_http_perl_main_conf_t *pmcf; | |
919 | |
920 value = cf->args->elts; | |
921 | |
922 if (plcf->handler.data) { | |
923 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
924 "duplicate perl handler \"%V\"", &value[1]); | |
925 return NGX_CONF_ERROR; | |
926 } | |
927 | |
928 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module); | |
929 | |
930 if (pmcf->perl == NULL) { | |
931 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) { | |
932 return NGX_CONF_ERROR; | |
933 } | |
934 } | |
935 | |
936 plcf->handler = value[1]; | |
937 | |
938 { | |
939 | |
940 dTHXa(pmcf->perl); | |
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941 PERL_SET_CONTEXT(pmcf->perl); |
599 | 942 |
943 ngx_http_perl_eval_anon_sub(aTHX_ &value[1], &plcf->sub); | |
944 | |
945 if (plcf->sub == &PL_sv_undef) { | |
946 ngx_conf_log_error(NGX_LOG_ERR, cf, 0, | |
947 "eval_pv(\"%V\") failed", &value[1]); | |
948 return NGX_CONF_ERROR; | |
949 } | |
950 | |
951 if (plcf->sub == NULL) { | |
952 plcf->sub = newSVpvn((char *) value[1].data, value[1].len); | |
953 } | |
954 | |
955 } | |
956 | |
957 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); | |
958 clcf->handler = ngx_http_perl_handler; | |
959 | |
960 return NGX_CONF_OK; | |
961 } | |
962 | |
963 | |
964 static char * | |
965 ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
966 { | |
967 ngx_int_t index; | |
968 ngx_str_t *value; | |
969 ngx_http_variable_t *v; | |
970 ngx_http_perl_variable_t *pv; | |
971 ngx_http_perl_main_conf_t *pmcf; | |
972 | |
973 value = cf->args->elts; | |
974 | |
975 if (value[1].data[0] != '$') { | |
976 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
977 "invalid variable name \"%V\"", &value[1]); | |
978 return NGX_CONF_ERROR; | |
979 } | |
980 | |
981 value[1].len--; | |
982 value[1].data++; | |
983 | |
1565 | 984 v = ngx_http_add_variable(cf, &value[1], NGX_HTTP_VAR_CHANGEABLE); |
599 | 985 if (v == NULL) { |
986 return NGX_CONF_ERROR; | |
987 } | |
988 | |
989 pv = ngx_palloc(cf->pool, sizeof(ngx_http_perl_variable_t)); | |
990 if (pv == NULL) { | |
991 return NGX_CONF_ERROR; | |
992 } | |
993 | |
994 index = ngx_http_get_variable_index(cf, &value[1]); | |
995 if (index == NGX_ERROR) { | |
996 return NGX_CONF_ERROR; | |
997 } | |
998 | |
999 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module); | |
1000 | |
1001 if (pmcf->perl == NULL) { | |
1002 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) { | |
1003 return NGX_CONF_ERROR; | |
1004 } | |
1005 } | |
1006 | |
1007 pv->handler = value[2]; | |
1008 | |
1009 { | |
1010 | |
1011 dTHXa(pmcf->perl); | |
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1012 PERL_SET_CONTEXT(pmcf->perl); |
599 | 1013 |
1014 ngx_http_perl_eval_anon_sub(aTHX_ &value[2], &pv->sub); | |
1015 | |
1016 if (pv->sub == &PL_sv_undef) { | |
1017 ngx_conf_log_error(NGX_LOG_ERR, cf, 0, | |
1018 "eval_pv(\"%V\") failed", &value[2]); | |
1019 return NGX_CONF_ERROR; | |
1020 } | |
1021 | |
1022 if (pv->sub == NULL) { | |
1023 pv->sub = newSVpvn((char *) value[2].data, value[2].len); | |
1024 } | |
1025 | |
1026 } | |
1027 | |
637 | 1028 v->get_handler = ngx_http_perl_variable; |
599 | 1029 v->data = (uintptr_t) pv; |
1030 | |
1031 return NGX_CONF_OK; | |
1032 } | |
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1033 |
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1034 |
1257 | 1035 static ngx_int_t |
1036 ngx_http_perl_init_worker(ngx_cycle_t *cycle) | |
1037 { | |
1258
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1038 ngx_http_perl_main_conf_t *pmcf; |
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1039 |
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1040 pmcf = ngx_http_cycle_get_module_main_conf(cycle, ngx_http_perl_module); |
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1041 |
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1042 if (pmcf) { |
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1043 dTHXa(pmcf->perl); |
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1044 PERL_SET_CONTEXT(pmcf->perl); |
1258
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1045 |
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1046 /* set worker's $$ */ |
1257 | 1047 |
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1048 sv_setiv(GvSV(gv_fetchpv("$", TRUE, SVt_PV)), (I32) ngx_pid); |
1258
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1049 } |
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1050 |
1257 | 1051 return NGX_OK; |
1052 } | |
1053 | |
1941 | 1054 |
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1055 static void |
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1056 ngx_http_perl_exit(ngx_cycle_t *cycle) |
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1057 { |
2715 | 1058 #if (NGX_HAVE_PERL_MULTIPLICITY) |
1059 | |
3351
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1060 /* |
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1061 * the master exit hook is run before global pool cleanup, |
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1062 * therefore just set flag here |
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1063 */ |
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1064 |
2715 | 1065 ngx_perl_term = 1; |
1066 | |
1067 #else | |
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1068 |
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1069 if (nginx_stash) { |
2715 | 1070 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, cycle->log, 0, "perl term"); |
1071 | |
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1072 (void) perl_destruct(perl); |
2715 | 1073 |
3350
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1074 perl_free(perl); |
1946
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1075 |
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1076 PERL_SYS_TERM(); |
1946
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1077 } |
2715 | 1078 |
1079 #endif | |
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1080 } |