Mercurial > hg > nginx
annotate src/http/modules/perl/ngx_http_perl_module.c @ 1163:8288459f15c9
set nginx_stash after reconfiguration in single interpreter perl
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Wed, 18 Apr 2007 09:23:35 +0000 |
| parents | e6fc18f1a032 |
| children | efb7d84db340 |
| 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; |
| 599 | 16 ngx_str_t modules; |
| 17 ngx_array_t requires; | |
| 18 } ngx_http_perl_main_conf_t; | |
| 19 | |
| 20 | |
| 21 typedef struct { | |
| 22 SV *sub; | |
| 23 ngx_str_t handler; | |
| 24 } ngx_http_perl_loc_conf_t; | |
| 25 | |
| 26 | |
| 27 typedef struct { | |
| 28 SV *sub; | |
| 29 ngx_str_t handler; | |
| 30 } ngx_http_perl_variable_t; | |
| 31 | |
| 32 | |
| 653 | 33 typedef struct { |
| 34 SV *sv; | |
| 35 PerlInterpreter *perl; | |
| 36 } ngx_http_perl_cleanup_t; | |
| 37 | |
| 38 | |
| 617 | 39 #if (NGX_HTTP_SSI) |
| 599 | 40 static ngx_int_t ngx_http_perl_ssi(ngx_http_request_t *r, |
| 41 ngx_http_ssi_ctx_t *ssi_ctx, ngx_str_t **params); | |
| 617 | 42 #endif |
| 43 | |
| 911 | 44 static void ngx_http_perl_sleep_handler(ngx_http_request_t *r); |
| 599 | 45 static char *ngx_http_perl_init_interpreter(ngx_conf_t *cf, |
| 46 ngx_http_perl_main_conf_t *pmcf); | |
| 1069 | 47 static PerlInterpreter *ngx_http_perl_create_interpreter(ngx_conf_t *cf, |
| 48 ngx_http_perl_main_conf_t *pmcf); | |
| 653 | 49 static ngx_int_t ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires, |
| 649 | 50 ngx_log_t *log); |
| 599 | 51 static ngx_int_t ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r, |
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52 HV *nginx, SV *sub, ngx_str_t **args, ngx_str_t *handler, ngx_str_t *rv); |
| 599 | 53 static void ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv); |
| 54 | |
| 55 static ngx_int_t ngx_http_perl_preconfiguration(ngx_conf_t *cf); | |
| 56 static void *ngx_http_perl_create_main_conf(ngx_conf_t *cf); | |
| 57 static char *ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf); | |
| 58 static void *ngx_http_perl_create_loc_conf(ngx_conf_t *cf); | |
| 59 static char *ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent, | |
| 60 void *child); | |
| 61 static char *ngx_http_perl_require(ngx_conf_t *cf, ngx_command_t *cmd, | |
| 62 void *conf); | |
| 63 static char *ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); | |
| 64 static char *ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); | |
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65 |
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66 #if (NGX_HAVE_PERL_MULTIPLICITY) |
| 599 | 67 static void ngx_http_perl_cleanup_perl(void *data); |
| 649 | 68 #endif |
| 599 | 69 |
| 70 | |
| 71 static ngx_command_t ngx_http_perl_commands[] = { | |
| 72 | |
| 73 { ngx_string("perl_modules"), | |
| 74 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, | |
| 75 ngx_conf_set_str_slot, | |
| 76 NGX_HTTP_MAIN_CONF_OFFSET, | |
| 77 offsetof(ngx_http_perl_main_conf_t, modules), | |
| 78 NULL }, | |
| 79 | |
| 80 { ngx_string("perl_require"), | |
| 81 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, | |
| 82 ngx_http_perl_require, | |
| 83 NGX_HTTP_MAIN_CONF_OFFSET, | |
| 84 0, | |
| 85 NULL }, | |
| 86 | |
| 87 { ngx_string("perl"), | |
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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 */ | |
| 127 NULL, /* init process */ | |
| 128 NULL, /* init thread */ | |
| 129 NULL, /* exit thread */ | |
| 130 NULL, /* exit process */ | |
| 131 NULL, /* exit master */ | |
| 132 NGX_MODULE_V1_PADDING | |
| 133 }; | |
| 134 | |
| 135 | |
| 617 | 136 #if (NGX_HTTP_SSI) |
| 137 | |
| 599 | 138 #define NGX_HTTP_PERL_SSI_SUB 0 |
| 139 #define NGX_HTTP_PERL_SSI_ARG 1 | |
| 140 | |
| 141 | |
| 142 static ngx_http_ssi_param_t ngx_http_perl_ssi_params[] = { | |
| 143 { ngx_string("sub"), NGX_HTTP_PERL_SSI_SUB, 1, 0 }, | |
| 144 { ngx_string("arg"), NGX_HTTP_PERL_SSI_ARG, 0, 1 }, | |
| 145 { ngx_null_string, 0, 0, 0 } | |
| 146 }; | |
| 147 | |
| 148 static ngx_http_ssi_command_t ngx_http_perl_ssi_command = { | |
| 667 | 149 ngx_string("perl"), ngx_http_perl_ssi, ngx_http_perl_ssi_params, 0, 0, 1 |
| 599 | 150 }; |
| 151 | |
| 617 | 152 #endif |
| 153 | |
| 599 | 154 |
| 681 | 155 static ngx_str_t ngx_null_name = ngx_null_string; |
| 156 | |
| 157 | |
| 633 | 158 static HV *nginx_stash; |
| 159 | |
| 599 | 160 static void |
| 161 ngx_http_perl_xs_init(pTHX) | |
| 162 { | |
| 163 newXS("DynaLoader::boot_DynaLoader", boot_DynaLoader, __FILE__); | |
| 633 | 164 |
| 165 nginx_stash = gv_stashpv("nginx", TRUE); | |
| 599 | 166 } |
| 167 | |
| 168 | |
| 169 static ngx_int_t | |
| 170 ngx_http_perl_handler(ngx_http_request_t *r) | |
| 171 { | |
| 629 | 172 /* TODO: Win32 */ |
| 173 if (r->zero_in_uri) { | |
| 174 return NGX_HTTP_NOT_FOUND; | |
| 175 } | |
| 176 | |
| 681 | 177 ngx_http_perl_handle_request(r); |
| 178 | |
| 179 return NGX_DONE; | |
| 629 | 180 } |
| 181 | |
| 182 | |
| 681 | 183 void |
| 629 | 184 ngx_http_perl_handle_request(ngx_http_request_t *r) |
| 185 { | |
| 681 | 186 SV *sub; |
| 599 | 187 ngx_int_t rc; |
| 681 | 188 ngx_str_t uri, args, *handler; |
| 599 | 189 ngx_http_perl_ctx_t *ctx; |
| 190 ngx_http_perl_loc_conf_t *plcf; | |
| 191 ngx_http_perl_main_conf_t *pmcf; | |
| 192 | |
| 193 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl handler"); | |
| 194 | |
| 195 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module); | |
| 196 | |
| 197 if (ctx == NULL) { | |
| 198 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t)); | |
| 199 if (ctx == NULL) { | |
| 681 | 200 ngx_http_finalize_request(r, NGX_ERROR); |
| 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 | |
| 230 if (rc > 600) { | |
| 231 rc = NGX_OK; | |
| 232 } | |
| 233 | |
| 234 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 235 "perl handler done: %i", rc); | |
| 236 | |
| 237 if (ctx->redirect_uri.len) { | |
| 238 uri = ctx->redirect_uri; | |
| 239 args = ctx->redirect_args; | |
| 629 | 240 |
| 241 } else { | |
| 242 uri.len = 0; | |
| 599 | 243 } |
| 244 | |
| 633 | 245 ctx->filename.data = NULL; |
| 599 | 246 ctx->redirect_uri.len = 0; |
| 247 | |
| 911 | 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 | |
| 681 | 254 if (ctx->done || ctx->next) { |
| 255 return; | |
| 256 } | |
| 257 | |
| 599 | 258 if (uri.len) { |
| 629 | 259 ngx_http_internal_redirect(r, &uri, &args); |
| 260 return; | |
| 599 | 261 } |
| 262 | |
| 263 if (rc == NGX_OK || rc == NGX_HTTP_OK) { | |
| 629 | 264 ngx_http_send_special(r, NGX_HTTP_LAST); |
| 681 | 265 ctx->done = 1; |
| 599 | 266 } |
| 267 | |
| 629 | 268 ngx_http_finalize_request(r, rc); |
| 599 | 269 } |
| 270 | |
| 271 | |
| 911 | 272 static void |
| 273 ngx_http_perl_sleep_handler(ngx_http_request_t *r) | |
| 274 { | |
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275 ngx_event_t *wev; |
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276 |
| 911 | 277 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 278 "perl sleep handler"); | |
| 279 | |
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280 wev = r->connection->write; |
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281 |
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282 if (wev->timedout) { |
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283 wev->timedout = 0; |
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284 ngx_http_perl_handle_request(r); |
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285 return; |
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286 } |
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287 |
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288 if (ngx_handle_write_event(wev, 0) == NGX_ERROR) { |
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289 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
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290 } |
| 911 | 291 } |
| 292 | |
| 293 | |
| 599 | 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); | |
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317 } |
| 599 | 318 |
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319 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module); |
| 599 | 320 |
| 321 value.data = NULL; | |
| 322 | |
| 323 { | |
| 324 | |
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325 dTHXa(pmcf->perl); |
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326 PERL_SET_CONTEXT(pmcf->perl); |
| 599 | 327 |
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328 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, pv->sub, NULL, |
| 599 | 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 | |
| 633 | 344 ctx->filename.data = NULL; |
| 599 | 345 ctx->redirect_uri.len = 0; |
| 346 | |
| 871 | 347 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 348 "perl variable done"); | |
| 349 | |
| 599 | 350 return rc; |
| 351 } | |
| 352 | |
| 353 | |
| 617 | 354 #if (NGX_HTTP_SSI) |
| 355 | |
| 599 | 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 | |
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380 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module); |
| 599 | 381 |
| 382 ctx->ssi = ssi_ctx; | |
| 383 | |
| 384 handler = params[NGX_HTTP_PERL_SSI_SUB]; | |
| 385 handler->data[handler->len] = '\0'; | |
| 386 | |
| 387 { | |
| 388 | |
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389 dTHXa(pmcf->perl); |
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390 PERL_SET_CONTEXT(pmcf->perl); |
| 599 | 391 |
| 651 | 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 | |
| 599 | 410 sv = newSVpvn((char *) handler->data, handler->len); |
| 411 | |
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parents:
872
diff
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412 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sv, |
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parents:
872
diff
changeset
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413 ¶ms[NGX_HTTP_PERL_SSI_ARG], |
| 599 | 414 handler, NULL); |
| 415 | |
| 416 SvREFCNT_dec(sv); | |
| 417 | |
| 418 } | |
| 419 | |
| 633 | 420 ctx->filename.data = NULL; |
| 599 | 421 ctx->redirect_uri.len = 0; |
| 422 ctx->ssi = NULL; | |
| 423 | |
| 871 | 424 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl ssi done"); |
| 425 | |
| 599 | 426 return rc; |
| 427 } | |
| 428 | |
| 617 | 429 #endif |
| 430 | |
| 599 | 431 |
| 432 static char * | |
| 433 ngx_http_perl_init_interpreter(ngx_conf_t *cf, ngx_http_perl_main_conf_t *pmcf) | |
| 434 { | |
|
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|
435 #if (NGX_HAVE_PERL_MULTIPLICITY) |
| 653 | 436 ngx_pool_cleanup_t *cln; |
| 599 | 437 |
| 438 cln = ngx_pool_cleanup_add(cf->pool, 0); | |
| 439 if (cln == NULL) { | |
| 440 return NGX_CONF_ERROR; | |
| 441 } | |
| 442 | |
| 649 | 443 #else |
| 444 static PerlInterpreter *perl; | |
| 445 #endif | |
| 446 | |
| 599 | 447 #ifdef NGX_PERL_MODULES |
| 448 if (pmcf->modules.data == NULL) { | |
| 449 pmcf->modules.data = NGX_PERL_MODULES; | |
| 450 } | |
| 451 #endif | |
| 452 | |
| 639 | 453 if (pmcf->modules.data) { |
| 454 if (ngx_conf_full_name(cf->cycle, &pmcf->modules) != NGX_OK) { | |
| 455 return NGX_CONF_ERROR; | |
| 456 } | |
| 629 | 457 } |
| 458 | |
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|
459 #if !(NGX_HAVE_PERL_MULTIPLICITY) |
| 649 | 460 |
| 461 if (perl) { | |
| 653 | 462 if (ngx_http_perl_run_requires(aTHX_ &pmcf->requires, cf->log) |
| 463 != NGX_OK) | |
| 464 { | |
| 649 | 465 return NGX_CONF_ERROR; |
| 466 } | |
| 467 | |
| 468 pmcf->perl = perl; | |
|
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|
469 pmcf->nginx = nginx_stash; |
| 649 | 470 |
| 471 return NGX_CONF_OK; | |
| 472 } | |
| 473 | |
| 474 #endif | |
| 475 | |
| 599 | 476 PERL_SYS_INIT(&ngx_argc, &ngx_argv); |
| 477 | |
| 1069 | 478 pmcf->perl = ngx_http_perl_create_interpreter(cf, pmcf); |
| 599 | 479 |
| 480 if (pmcf->perl == NULL) { | |
| 481 PERL_SYS_TERM(); | |
| 482 return NGX_CONF_ERROR; | |
| 483 } | |
| 484 | |
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|
485 pmcf->nginx = nginx_stash; |
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changeset
|
486 |
|
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diff
changeset
|
487 #if (NGX_HAVE_PERL_MULTIPLICITY) |
| 649 | 488 |
| 599 | 489 cln->handler = ngx_http_perl_cleanup_perl; |
| 490 cln->data = pmcf->perl; | |
| 491 | |
| 649 | 492 #else |
| 493 | |
| 494 perl = pmcf->perl; | |
| 495 | |
| 496 #endif | |
| 497 | |
| 599 | 498 return NGX_CONF_OK; |
| 499 } | |
| 500 | |
| 501 | |
| 502 static PerlInterpreter * | |
| 1069 | 503 ngx_http_perl_create_interpreter(ngx_conf_t *cf, |
| 504 ngx_http_perl_main_conf_t *pmcf) | |
| 599 | 505 { |
| 506 int n; | |
| 775 | 507 STRLEN len; |
| 508 SV *sv; | |
| 509 char *ver, *embedding[6]; | |
| 599 | 510 PerlInterpreter *perl; |
| 511 | |
| 1069 | 512 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, cf->log, 0, "create perl interpreter"); |
| 513 | |
| 514 if (ngx_set_environment(cf->cycle, NULL) == NULL) { | |
| 515 return NULL; | |
| 516 } | |
| 599 | 517 |
| 518 perl = perl_alloc(); | |
| 519 if (perl == NULL) { | |
| 1069 | 520 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_alloc() failed"); |
| 599 | 521 return NULL; |
| 522 } | |
| 523 | |
| 524 { | |
| 525 | |
| 526 dTHXa(perl); | |
|
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|
527 PERL_SET_CONTEXT(perl); |
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|
528 |
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|
529 perl_construct(perl); |
| 599 | 530 |
| 531 #ifdef PERL_EXIT_DESTRUCT_END | |
| 532 PL_exit_flags |= PERL_EXIT_DESTRUCT_END; | |
| 533 #endif | |
| 534 | |
| 535 embedding[0] = ""; | |
| 536 | |
| 537 if (pmcf->modules.data) { | |
| 538 embedding[1] = "-I"; | |
| 539 embedding[2] = (char *) pmcf->modules.data; | |
| 540 n = 3; | |
| 541 | |
| 542 } else { | |
| 543 n = 1; | |
| 544 } | |
| 545 | |
| 546 embedding[n++] = "-Mnginx"; | |
| 547 embedding[n++] = "-e"; | |
| 548 embedding[n++] = "0"; | |
| 549 | |
| 550 n = perl_parse(perl, ngx_http_perl_xs_init, n, embedding, NULL); | |
| 551 | |
| 552 if (n != 0) { | |
| 1069 | 553 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_parse() failed: %d", n); |
| 599 | 554 goto fail; |
| 555 } | |
| 556 | |
| 775 | 557 sv = get_sv("nginx::VERSION", FALSE); |
| 558 ver = SvPV(sv, len); | |
| 559 | |
| 560 if (ngx_strcmp(ver, NGINX_VERSION) != 0) { | |
| 1069 | 561 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, |
| 775 | 562 "version " NGINX_VERSION " of nginx.pm is required, " |
| 563 "but %s was found", ver); | |
| 564 goto fail; | |
| 565 } | |
| 566 | |
| 1069 | 567 if (ngx_http_perl_run_requires(aTHX_ &pmcf->requires, cf->log) != NGX_OK) { |
| 649 | 568 goto fail; |
| 599 | 569 } |
| 570 | |
| 571 } | |
| 572 | |
| 573 return perl; | |
| 574 | |
| 575 fail: | |
| 576 | |
| 577 (void) perl_destruct(perl); | |
| 578 | |
| 579 perl_free(perl); | |
| 580 | |
| 581 return NULL; | |
| 582 } | |
| 583 | |
| 584 | |
| 649 | 585 static ngx_int_t |
| 653 | 586 ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires, ngx_log_t *log) |
| 649 | 587 { |
| 588 char **script; | |
| 589 STRLEN len; | |
| 590 ngx_str_t err; | |
| 591 ngx_uint_t i; | |
| 592 | |
| 593 script = requires->elts; | |
| 594 for (i = 0; i < requires->nelts; i++) { | |
| 595 | |
| 596 require_pv(script[i]); | |
| 597 | |
| 598 if (SvTRUE(ERRSV)) { | |
| 599 | |
| 600 err.data = (u_char *) SvPV(ERRSV, len); | |
| 601 for (len--; err.data[len] == LF || err.data[len] == CR; len--) { | |
| 602 /* void */ | |
| 603 } | |
| 604 err.len = len + 1; | |
| 605 | |
| 606 ngx_log_error(NGX_LOG_EMERG, log, 0, | |
| 607 "require_pv(\"%s\") failed: \"%V\"", script[i], &err); | |
| 608 | |
| 609 return NGX_ERROR; | |
| 610 } | |
| 611 } | |
| 612 | |
| 613 return NGX_OK; | |
| 614 } | |
| 615 | |
| 616 | |
| 599 | 617 static ngx_int_t |
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618 ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r, HV *nginx, SV *sub, |
| 599 | 619 ngx_str_t **args, ngx_str_t *handler, ngx_str_t *rv) |
| 620 { | |
| 621 SV *sv; | |
| 622 int n, status; | |
| 623 char *line; | |
| 624 STRLEN len, n_a; | |
| 625 ngx_str_t err; | |
| 626 ngx_uint_t i; | |
| 627 | |
| 628 dSP; | |
| 629 | |
| 630 status = 0; | |
| 631 | |
| 632 ENTER; | |
| 633 SAVETMPS; | |
| 634 | |
| 635 PUSHMARK(sp); | |
| 636 | |
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|
637 sv = sv_2mortal(sv_bless(newRV_noinc(newSViv(PTR2IV(r))), nginx)); |
| 599 | 638 XPUSHs(sv); |
| 639 | |
| 640 if (args) { | |
| 641 for (i = 0; args[i]; i++) { /* void */ } | |
| 642 | |
| 643 EXTEND(sp, (int) i); | |
| 644 | |
| 645 for (i = 0; args[i]; i++) { | |
| 646 PUSHs(sv_2mortal(newSVpvn((char *) args[i]->data, args[i]->len))); | |
| 647 } | |
| 648 } | |
| 649 | |
| 650 PUTBACK; | |
| 651 | |
| 652 n = call_sv(sub, G_EVAL); | |
| 653 | |
| 654 SPAGAIN; | |
| 655 | |
| 656 if (n) { | |
| 657 if (rv == NULL) { | |
| 658 status = POPi; | |
| 659 | |
| 660 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 661 "call_sv: %d", status); | |
| 662 | |
| 663 } else { | |
| 619 | 664 line = SvPVx(POPs, n_a); |
| 599 | 665 rv->len = n_a; |
| 666 | |
| 667 rv->data = ngx_palloc(r->pool, n_a); | |
| 668 if (rv->data == NULL) { | |
| 669 return NGX_ERROR; | |
| 670 } | |
| 671 | |
| 672 ngx_memcpy(rv->data, line, n_a); | |
| 673 } | |
| 674 } | |
| 675 | |
| 676 PUTBACK; | |
| 677 | |
| 678 FREETMPS; | |
| 679 LEAVE; | |
| 680 | |
| 681 /* check $@ */ | |
| 682 | |
| 683 if (SvTRUE(ERRSV)) { | |
| 684 | |
| 685 err.data = (u_char *) SvPV(ERRSV, len); | |
| 686 for (len--; err.data[len] == LF || err.data[len] == CR; len--) { | |
| 687 /* void */ | |
| 688 } | |
| 689 err.len = len + 1; | |
| 690 | |
| 691 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 692 "call_sv(\"%V\") failed: \"%V\"", | |
| 693 handler, &err); | |
| 694 | |
| 695 if (rv) { | |
| 696 return NGX_ERROR; | |
| 697 } | |
| 698 | |
| 699 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 700 } | |
| 701 | |
| 702 if (n != 1) { | |
| 703 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, | |
| 704 "call_sv(\"%V\") returned %d results", handler, n); | |
| 705 status = NGX_OK; | |
| 706 } | |
| 707 | |
| 708 if (rv) { | |
| 709 return NGX_OK; | |
| 710 } | |
| 711 | |
| 712 return (ngx_int_t) status; | |
| 713 } | |
| 714 | |
| 715 | |
| 716 static void | |
| 717 ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv) | |
| 718 { | |
| 623 | 719 u_char *p; |
| 720 | |
| 721 for (p = handler->data; *p; p++) { | |
| 722 if (*p != ' ' && *p != '\t' && *p != CR && *p != LF) { | |
| 723 break; | |
| 724 } | |
| 725 } | |
| 726 | |
| 649 | 727 if (ngx_strncmp(p, "sub ", 4) == 0 || ngx_strncmp(p, "use ", 4) == 0) { |
| 623 | 728 *sv = eval_pv((char *) p, FALSE); |
| 874 | 729 |
| 730 /* eval_pv() does not set ERRSV on failure */ | |
| 731 | |
| 599 | 732 return; |
| 733 } | |
| 734 | |
| 735 *sv = NULL; | |
| 736 } | |
| 737 | |
| 738 | |
| 739 static void * | |
| 740 ngx_http_perl_create_main_conf(ngx_conf_t *cf) | |
| 741 { | |
| 742 ngx_http_perl_main_conf_t *pmcf; | |
| 743 | |
| 744 pmcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_main_conf_t)); | |
| 745 if (pmcf == NULL) { | |
| 746 return NGX_CONF_ERROR; | |
| 747 } | |
| 748 | |
| 749 if (ngx_array_init(&pmcf->requires, cf->pool, 1, sizeof(u_char *)) | |
| 750 != NGX_OK) | |
| 751 { | |
| 752 return NULL; | |
| 753 } | |
| 754 | |
| 755 return pmcf; | |
| 756 } | |
| 757 | |
| 758 | |
| 759 static char * | |
| 760 ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf) | |
| 761 { | |
| 762 ngx_http_perl_main_conf_t *pmcf = conf; | |
| 763 | |
| 764 if (pmcf->perl == NULL) { | |
| 765 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) { | |
| 766 return NGX_CONF_ERROR; | |
| 767 } | |
| 768 } | |
| 769 | |
| 770 return NGX_CONF_OK; | |
| 771 } | |
| 772 | |
| 773 | |
|
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871
diff
changeset
|
774 #if (NGX_HAVE_PERL_MULTIPLICITY) |
| 649 | 775 |
| 599 | 776 static void |
| 777 ngx_http_perl_cleanup_perl(void *data) | |
| 778 { | |
| 649 | 779 PerlInterpreter *perl = data; |
| 599 | 780 |
|
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diff
changeset
|
781 PERL_SET_CONTEXT(perl); |
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diff
changeset
|
782 |
| 599 | 783 (void) perl_destruct(perl); |
| 784 | |
| 785 perl_free(perl); | |
| 786 | |
| 787 PERL_SYS_TERM(); | |
| 788 } | |
| 789 | |
| 649 | 790 #endif |
| 791 | |
| 792 | |
| 599 | 793 static ngx_int_t |
| 794 ngx_http_perl_preconfiguration(ngx_conf_t *cf) | |
| 795 { | |
| 617 | 796 #if (NGX_HTTP_SSI) |
| 599 | 797 ngx_int_t rc; |
| 798 ngx_http_ssi_main_conf_t *smcf; | |
| 799 | |
| 800 smcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_ssi_filter_module); | |
| 801 | |
| 802 rc = ngx_hash_add_key(&smcf->commands, &ngx_http_perl_ssi_command.name, | |
| 803 &ngx_http_perl_ssi_command, NGX_HASH_READONLY_KEY); | |
| 804 | |
| 805 if (rc != NGX_OK) { | |
| 806 if (rc == NGX_BUSY) { | |
| 807 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 808 "conflicting SSI command \"%V\"", | |
| 809 &ngx_http_perl_ssi_command.name); | |
| 810 } | |
| 811 | |
| 812 return NGX_ERROR; | |
| 813 } | |
| 617 | 814 #endif |
| 599 | 815 |
| 816 return NGX_OK; | |
| 817 } | |
| 818 | |
| 819 | |
| 820 static void * | |
| 821 ngx_http_perl_create_loc_conf(ngx_conf_t *cf) | |
| 822 { | |
| 823 ngx_http_perl_loc_conf_t *plcf; | |
| 824 | |
| 825 plcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_loc_conf_t)); | |
| 826 if (plcf == NULL) { | |
| 827 return NGX_CONF_ERROR; | |
| 828 } | |
| 829 | |
| 830 /* | |
| 831 * set by ngx_pcalloc(): | |
| 832 * | |
| 833 * plcf->handler = { 0, NULL }; | |
| 834 */ | |
| 835 | |
| 836 return plcf; | |
| 837 } | |
| 838 | |
| 839 | |
| 840 static char * | |
| 841 ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
| 842 { | |
| 843 ngx_http_perl_loc_conf_t *prev = parent; | |
| 844 ngx_http_perl_loc_conf_t *conf = child; | |
| 845 | |
| 846 if (conf->sub == NULL) { | |
| 847 conf->sub = prev->sub; | |
| 848 conf->handler = prev->handler; | |
| 849 } | |
| 850 | |
| 851 return NGX_CONF_OK; | |
| 852 } | |
| 853 | |
| 854 | |
| 855 static char * | |
| 856 ngx_http_perl_require(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 857 { | |
| 858 ngx_http_perl_main_conf_t *pmcf = conf; | |
| 859 | |
| 860 u_char **p; | |
| 861 ngx_str_t *value; | |
| 862 | |
| 863 value = cf->args->elts; | |
| 864 | |
| 865 p = ngx_array_push(&pmcf->requires); | |
| 866 | |
| 867 if (p == NULL) { | |
| 868 return NGX_CONF_ERROR; | |
| 869 } | |
| 870 | |
| 871 *p = value[1].data; | |
| 872 | |
| 873 return NGX_CONF_OK; | |
| 874 } | |
| 875 | |
| 876 | |
| 877 static char * | |
| 878 ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 879 { | |
| 880 ngx_http_perl_loc_conf_t *plcf = conf; | |
| 881 | |
| 882 ngx_str_t *value; | |
| 883 ngx_http_core_loc_conf_t *clcf; | |
| 884 ngx_http_perl_main_conf_t *pmcf; | |
| 885 | |
| 886 value = cf->args->elts; | |
| 887 | |
| 888 if (plcf->handler.data) { | |
| 889 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 890 "duplicate perl handler \"%V\"", &value[1]); | |
| 891 return NGX_CONF_ERROR; | |
| 892 } | |
| 893 | |
| 894 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module); | |
| 895 | |
| 896 if (pmcf->perl == NULL) { | |
| 897 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) { | |
| 898 return NGX_CONF_ERROR; | |
| 899 } | |
| 900 } | |
| 901 | |
| 902 plcf->handler = value[1]; | |
| 903 | |
| 904 { | |
| 905 | |
| 906 dTHXa(pmcf->perl); | |
|
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parents:
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diff
changeset
|
907 PERL_SET_CONTEXT(pmcf->perl); |
| 599 | 908 |
| 909 ngx_http_perl_eval_anon_sub(aTHX_ &value[1], &plcf->sub); | |
| 910 | |
| 911 if (plcf->sub == &PL_sv_undef) { | |
| 912 ngx_conf_log_error(NGX_LOG_ERR, cf, 0, | |
| 913 "eval_pv(\"%V\") failed", &value[1]); | |
| 914 return NGX_CONF_ERROR; | |
| 915 } | |
| 916 | |
| 917 if (plcf->sub == NULL) { | |
| 918 plcf->sub = newSVpvn((char *) value[1].data, value[1].len); | |
| 919 } | |
| 920 | |
| 921 } | |
| 922 | |
| 923 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); | |
| 924 clcf->handler = ngx_http_perl_handler; | |
| 925 | |
| 926 return NGX_CONF_OK; | |
| 927 } | |
| 928 | |
| 929 | |
| 930 static char * | |
| 931 ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 932 { | |
| 933 ngx_int_t index; | |
| 934 ngx_str_t *value; | |
| 935 ngx_http_variable_t *v; | |
| 936 ngx_http_perl_variable_t *pv; | |
| 937 ngx_http_perl_main_conf_t *pmcf; | |
| 938 | |
| 939 value = cf->args->elts; | |
| 940 | |
| 941 if (value[1].data[0] != '$') { | |
| 942 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 943 "invalid variable name \"%V\"", &value[1]); | |
| 944 return NGX_CONF_ERROR; | |
| 945 } | |
| 946 | |
| 947 value[1].len--; | |
| 948 value[1].data++; | |
| 949 | |
| 950 v = ngx_http_add_variable(cf, &value[1], NGX_HTTP_VAR_CHANGABLE); | |
| 951 if (v == NULL) { | |
| 952 return NGX_CONF_ERROR; | |
| 953 } | |
| 954 | |
| 955 pv = ngx_palloc(cf->pool, sizeof(ngx_http_perl_variable_t)); | |
| 956 if (pv == NULL) { | |
| 957 return NGX_CONF_ERROR; | |
| 958 } | |
| 959 | |
| 960 index = ngx_http_get_variable_index(cf, &value[1]); | |
| 961 if (index == NGX_ERROR) { | |
| 962 return NGX_CONF_ERROR; | |
| 963 } | |
| 964 | |
| 965 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module); | |
| 966 | |
| 967 if (pmcf->perl == NULL) { | |
| 968 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) { | |
| 969 return NGX_CONF_ERROR; | |
| 970 } | |
| 971 } | |
| 972 | |
| 973 pv->handler = value[2]; | |
| 974 | |
| 975 { | |
| 976 | |
| 977 dTHXa(pmcf->perl); | |
|
873
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
978 PERL_SET_CONTEXT(pmcf->perl); |
| 599 | 979 |
| 980 ngx_http_perl_eval_anon_sub(aTHX_ &value[2], &pv->sub); | |
| 981 | |
| 982 if (pv->sub == &PL_sv_undef) { | |
| 983 ngx_conf_log_error(NGX_LOG_ERR, cf, 0, | |
| 984 "eval_pv(\"%V\") failed", &value[2]); | |
| 985 return NGX_CONF_ERROR; | |
| 986 } | |
| 987 | |
| 988 if (pv->sub == NULL) { | |
| 989 pv->sub = newSVpvn((char *) value[2].data, value[2].len); | |
| 990 } | |
| 991 | |
| 992 } | |
| 993 | |
| 637 | 994 v->get_handler = ngx_http_perl_variable; |
| 599 | 995 v->data = (uintptr_t) pv; |
| 996 | |
| 997 return NGX_CONF_OK; | |
| 998 } |