Mercurial > hg > nginx
annotate src/http/modules/perl/ngx_http_perl_module.c @ 3132:6cb238e091a9
allow perl "sub{..."
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Tue, 15 Sep 2009 09:37:16 +0000 |
| parents | 4a2d3f571de6 |
| children | 008a3462e1d0 |
| 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 | |
| 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_require(ngx_conf_t *cf, ngx_command_t *cmd, | |
| 61 void *conf); | |
| 62 static char *ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); | |
| 63 static char *ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); | |
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64 |
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65 #if (NGX_HAVE_PERL_MULTIPLICITY) |
| 599 | 66 static void ngx_http_perl_cleanup_perl(void *data); |
| 649 | 67 #endif |
| 599 | 68 |
| 1257 | 69 static ngx_int_t ngx_http_perl_init_worker(ngx_cycle_t *cycle); |
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70 static void ngx_http_perl_exit(ngx_cycle_t *cycle); |
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71 |
| 599 | 72 |
| 73 static ngx_command_t ngx_http_perl_commands[] = { | |
| 74 | |
| 75 { ngx_string("perl_modules"), | |
| 76 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, | |
| 77 ngx_conf_set_str_slot, | |
| 78 NGX_HTTP_MAIN_CONF_OFFSET, | |
| 79 offsetof(ngx_http_perl_main_conf_t, modules), | |
| 80 NULL }, | |
| 81 | |
| 82 { ngx_string("perl_require"), | |
| 83 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, | |
| 84 ngx_http_perl_require, | |
| 85 NGX_HTTP_MAIN_CONF_OFFSET, | |
| 86 0, | |
| 87 NULL }, | |
| 88 | |
| 89 { ngx_string("perl"), | |
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90 NGX_HTTP_LOC_CONF|NGX_HTTP_LMT_CONF|NGX_CONF_TAKE1, |
| 599 | 91 ngx_http_perl, |
| 92 NGX_HTTP_LOC_CONF_OFFSET, | |
| 93 0, | |
| 94 NULL }, | |
| 95 | |
| 96 { ngx_string("perl_set"), | |
| 97 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE2, | |
| 98 ngx_http_perl_set, | |
| 99 NGX_HTTP_LOC_CONF_OFFSET, | |
| 100 0, | |
| 101 NULL }, | |
| 102 | |
| 103 ngx_null_command | |
| 104 }; | |
| 105 | |
| 106 | |
| 107 static ngx_http_module_t ngx_http_perl_module_ctx = { | |
| 108 ngx_http_perl_preconfiguration, /* preconfiguration */ | |
| 109 NULL, /* postconfiguration */ | |
| 110 | |
| 111 ngx_http_perl_create_main_conf, /* create main configuration */ | |
| 112 ngx_http_perl_init_main_conf, /* init main configuration */ | |
| 113 | |
| 114 NULL, /* create server configuration */ | |
| 115 NULL, /* merge server configuration */ | |
| 116 | |
| 117 ngx_http_perl_create_loc_conf, /* create location configuration */ | |
| 118 ngx_http_perl_merge_loc_conf /* merge location configuration */ | |
| 119 }; | |
| 120 | |
| 121 | |
| 122 ngx_module_t ngx_http_perl_module = { | |
| 123 NGX_MODULE_V1, | |
| 124 &ngx_http_perl_module_ctx, /* module context */ | |
| 125 ngx_http_perl_commands, /* module directives */ | |
| 126 NGX_HTTP_MODULE, /* module type */ | |
| 127 NULL, /* init master */ | |
| 128 NULL, /* init module */ | |
| 1257 | 129 ngx_http_perl_init_worker, /* init process */ |
| 599 | 130 NULL, /* init thread */ |
| 131 NULL, /* exit thread */ | |
| 132 NULL, /* exit process */ | |
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133 ngx_http_perl_exit, /* exit master */ |
| 599 | 134 NGX_MODULE_V1_PADDING |
| 135 }; | |
| 136 | |
| 137 | |
| 617 | 138 #if (NGX_HTTP_SSI) |
| 139 | |
| 599 | 140 #define NGX_HTTP_PERL_SSI_SUB 0 |
| 141 #define NGX_HTTP_PERL_SSI_ARG 1 | |
| 142 | |
| 143 | |
| 144 static ngx_http_ssi_param_t ngx_http_perl_ssi_params[] = { | |
| 145 { ngx_string("sub"), NGX_HTTP_PERL_SSI_SUB, 1, 0 }, | |
| 146 { ngx_string("arg"), NGX_HTTP_PERL_SSI_ARG, 0, 1 }, | |
| 147 { ngx_null_string, 0, 0, 0 } | |
| 148 }; | |
| 149 | |
| 150 static ngx_http_ssi_command_t ngx_http_perl_ssi_command = { | |
| 667 | 151 ngx_string("perl"), ngx_http_perl_ssi, ngx_http_perl_ssi_params, 0, 0, 1 |
| 599 | 152 }; |
| 153 | |
| 617 | 154 #endif |
| 155 | |
| 599 | 156 |
| 2715 | 157 static ngx_str_t ngx_null_name = ngx_null_string; |
| 158 | |
| 159 static HV *nginx_stash; | |
| 681 | 160 |
| 2715 | 161 #if (NGX_HAVE_PERL_MULTIPLICITY) |
| 162 static ngx_uint_t ngx_perl_term; | |
| 163 #endif | |
| 681 | 164 |
| 633 | 165 |
| 599 | 166 static void |
| 167 ngx_http_perl_xs_init(pTHX) | |
| 168 { | |
| 169 newXS("DynaLoader::boot_DynaLoader", boot_DynaLoader, __FILE__); | |
| 633 | 170 |
| 171 nginx_stash = gv_stashpv("nginx", TRUE); | |
| 599 | 172 } |
| 173 | |
| 174 | |
| 175 static ngx_int_t | |
| 176 ngx_http_perl_handler(ngx_http_request_t *r) | |
| 177 { | |
| 629 | 178 if (r->zero_in_uri) { |
| 179 return NGX_HTTP_NOT_FOUND; | |
| 180 } | |
| 181 | |
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182 r->main->count++; |
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183 |
| 681 | 184 ngx_http_perl_handle_request(r); |
| 185 | |
| 186 return NGX_DONE; | |
| 629 | 187 } |
| 188 | |
| 189 | |
| 681 | 190 void |
| 629 | 191 ngx_http_perl_handle_request(ngx_http_request_t *r) |
| 192 { | |
| 681 | 193 SV *sub; |
| 599 | 194 ngx_int_t rc; |
| 681 | 195 ngx_str_t uri, args, *handler; |
| 599 | 196 ngx_http_perl_ctx_t *ctx; |
| 197 ngx_http_perl_loc_conf_t *plcf; | |
| 198 ngx_http_perl_main_conf_t *pmcf; | |
| 199 | |
| 200 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl handler"); | |
| 201 | |
| 202 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module); | |
| 203 | |
| 204 if (ctx == NULL) { | |
| 205 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t)); | |
| 206 if (ctx == NULL) { | |
| 681 | 207 ngx_http_finalize_request(r, NGX_ERROR); |
| 1025 | 208 return; |
| 599 | 209 } |
| 210 | |
| 211 ngx_http_set_ctx(r, ctx, ngx_http_perl_module); | |
| 212 } | |
| 213 | |
| 214 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module); | |
| 215 | |
| 216 { | |
| 217 | |
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218 dTHXa(pmcf->perl); |
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219 PERL_SET_CONTEXT(pmcf->perl); |
| 599 | 220 |
| 681 | 221 if (ctx->next == NULL) { |
| 222 plcf = ngx_http_get_module_loc_conf(r, ngx_http_perl_module); | |
| 223 sub = plcf->sub; | |
| 224 handler = &plcf->handler; | |
| 599 | 225 |
| 681 | 226 } else { |
| 227 sub = ctx->next; | |
| 228 handler = &ngx_null_name; | |
| 229 ctx->next = NULL; | |
| 230 } | |
| 231 | |
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232 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sub, NULL, handler, |
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233 NULL); |
| 599 | 234 |
| 235 } | |
| 236 | |
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237 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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238 "perl handler done: %i", rc); |
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239 |
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240 if (rc == NGX_DONE) { |
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241 ngx_http_finalize_request(r, rc); |
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242 return; |
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243 } |
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244 |
| 599 | 245 if (rc > 600) { |
| 246 rc = NGX_OK; | |
| 247 } | |
| 248 | |
| 249 if (ctx->redirect_uri.len) { | |
| 250 uri = ctx->redirect_uri; | |
| 251 args = ctx->redirect_args; | |
| 629 | 252 |
| 253 } else { | |
| 254 uri.len = 0; | |
| 599 | 255 } |
| 256 | |
| 633 | 257 ctx->filename.data = NULL; |
| 599 | 258 ctx->redirect_uri.len = 0; |
| 259 | |
| 681 | 260 if (ctx->done || ctx->next) { |
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261 ngx_http_finalize_request(r, NGX_DONE); |
| 681 | 262 return; |
| 263 } | |
| 264 | |
| 599 | 265 if (uri.len) { |
| 629 | 266 ngx_http_internal_redirect(r, &uri, &args); |
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267 ngx_http_finalize_request(r, NGX_DONE); |
| 629 | 268 return; |
| 599 | 269 } |
| 270 | |
| 271 if (rc == NGX_OK || rc == NGX_HTTP_OK) { | |
| 629 | 272 ngx_http_send_special(r, NGX_HTTP_LAST); |
| 681 | 273 ctx->done = 1; |
| 599 | 274 } |
| 275 | |
| 629 | 276 ngx_http_finalize_request(r, rc); |
| 599 | 277 } |
| 278 | |
| 279 | |
| 1897 | 280 void |
| 911 | 281 ngx_http_perl_sleep_handler(ngx_http_request_t *r) |
| 282 { | |
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283 ngx_event_t *wev; |
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284 |
| 911 | 285 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 286 "perl sleep handler"); | |
| 287 | |
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288 wev = r->connection->write; |
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289 |
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290 if (wev->timedout) { |
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291 wev->timedout = 0; |
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292 ngx_http_perl_handle_request(r); |
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293 return; |
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294 } |
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295 |
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296 if (ngx_handle_write_event(wev, 0) != NGX_OK) { |
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297 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
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298 } |
| 911 | 299 } |
| 300 | |
| 301 | |
| 599 | 302 static ngx_int_t |
| 303 ngx_http_perl_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v, | |
| 304 uintptr_t data) | |
| 305 { | |
| 306 ngx_http_perl_variable_t *pv = (ngx_http_perl_variable_t *) data; | |
| 307 | |
| 308 ngx_int_t rc; | |
| 309 ngx_str_t value; | |
| 310 ngx_http_perl_ctx_t *ctx; | |
| 311 ngx_http_perl_main_conf_t *pmcf; | |
| 312 | |
| 313 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 314 "perl variable handler"); | |
| 315 | |
| 316 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module); | |
| 317 | |
| 318 if (ctx == NULL) { | |
| 319 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t)); | |
| 320 if (ctx == NULL) { | |
| 321 return NGX_ERROR; | |
| 322 } | |
| 323 | |
| 324 ngx_http_set_ctx(r, ctx, ngx_http_perl_module); | |
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325 } |
| 599 | 326 |
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327 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module); |
| 599 | 328 |
| 329 value.data = NULL; | |
| 330 | |
| 331 { | |
| 332 | |
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333 dTHXa(pmcf->perl); |
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334 PERL_SET_CONTEXT(pmcf->perl); |
| 599 | 335 |
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336 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, pv->sub, NULL, |
| 599 | 337 &pv->handler, &value); |
| 338 | |
| 339 } | |
| 340 | |
| 341 if (value.data) { | |
| 342 v->len = value.len; | |
| 343 v->valid = 1; | |
| 1565 | 344 v->no_cacheable = 0; |
| 599 | 345 v->not_found = 0; |
| 346 v->data = value.data; | |
| 347 | |
| 348 } else { | |
| 349 v->not_found = 1; | |
| 350 } | |
| 351 | |
| 633 | 352 ctx->filename.data = NULL; |
| 599 | 353 ctx->redirect_uri.len = 0; |
| 354 | |
| 871 | 355 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 356 "perl variable done"); | |
| 357 | |
| 599 | 358 return rc; |
| 359 } | |
| 360 | |
| 361 | |
| 617 | 362 #if (NGX_HTTP_SSI) |
| 363 | |
| 599 | 364 static ngx_int_t |
| 365 ngx_http_perl_ssi(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ssi_ctx, | |
| 366 ngx_str_t **params) | |
| 367 { | |
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368 SV *sv, **asv; |
| 599 | 369 ngx_int_t rc; |
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370 ngx_str_t *handler, **args; |
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371 ngx_uint_t i; |
| 599 | 372 ngx_http_perl_ctx_t *ctx; |
| 373 ngx_http_perl_main_conf_t *pmcf; | |
| 374 | |
| 375 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 376 "perl ssi handler"); | |
| 377 | |
| 378 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module); | |
| 379 | |
| 380 if (ctx == NULL) { | |
| 381 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t)); | |
| 382 if (ctx == NULL) { | |
| 383 return NGX_ERROR; | |
| 384 } | |
| 385 | |
| 386 ngx_http_set_ctx(r, ctx, ngx_http_perl_module); | |
| 387 } | |
| 388 | |
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389 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module); |
| 599 | 390 |
| 391 ctx->ssi = ssi_ctx; | |
| 392 | |
| 393 handler = params[NGX_HTTP_PERL_SSI_SUB]; | |
| 394 handler->data[handler->len] = '\0'; | |
| 395 | |
| 396 { | |
| 397 | |
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398 dTHXa(pmcf->perl); |
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399 PERL_SET_CONTEXT(pmcf->perl); |
| 599 | 400 |
| 651 | 401 #if 0 |
| 402 | |
| 403 /* the code is disabled to force the precompiled perl code using only */ | |
| 404 | |
| 405 ngx_http_perl_eval_anon_sub(aTHX_ handler, &sv); | |
| 406 | |
| 407 if (sv == &PL_sv_undef) { | |
| 408 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 409 "eval_pv(\"%V\") failed", handler); | |
| 410 return NGX_ERROR; | |
| 411 } | |
| 412 | |
| 413 if (sv == NULL) { | |
| 414 sv = newSVpvn((char *) handler->data, handler->len); | |
| 415 } | |
| 416 | |
| 417 #endif | |
| 418 | |
| 599 | 419 sv = newSVpvn((char *) handler->data, handler->len); |
| 420 | |
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421 args = ¶ms[NGX_HTTP_PERL_SSI_ARG]; |
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422 |
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423 if (args) { |
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424 |
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425 for (i = 0; args[i]; i++) { /* void */ } |
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426 |
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427 asv = ngx_pcalloc(r->pool, (i + 1) * sizeof(SV *)); |
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428 |
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429 if (asv == NULL) { |
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430 SvREFCNT_dec(sv); |
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431 return NGX_ERROR; |
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432 } |
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433 |
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434 asv[0] = (SV *) i; |
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435 |
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436 for (i = 0; args[i]; i++) { |
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437 asv[i + 1] = newSVpvn((char *) args[i]->data, args[i]->len); |
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438 } |
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439 |
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440 } else { |
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441 asv = NULL; |
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442 } |
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443 |
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444 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sv, asv, handler, |
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445 NULL); |
| 599 | 446 |
| 447 SvREFCNT_dec(sv); | |
| 448 | |
| 449 } | |
| 450 | |
| 633 | 451 ctx->filename.data = NULL; |
| 599 | 452 ctx->redirect_uri.len = 0; |
| 453 ctx->ssi = NULL; | |
| 454 | |
| 871 | 455 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl ssi done"); |
| 456 | |
| 599 | 457 return rc; |
| 458 } | |
| 459 | |
| 617 | 460 #endif |
| 461 | |
| 599 | 462 |
| 463 static char * | |
| 464 ngx_http_perl_init_interpreter(ngx_conf_t *cf, ngx_http_perl_main_conf_t *pmcf) | |
| 465 { | |
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466 #if (NGX_HAVE_PERL_MULTIPLICITY) |
| 653 | 467 ngx_pool_cleanup_t *cln; |
| 599 | 468 |
| 469 cln = ngx_pool_cleanup_add(cf->pool, 0); | |
| 470 if (cln == NULL) { | |
| 471 return NGX_CONF_ERROR; | |
| 472 } | |
| 473 | |
| 649 | 474 #else |
| 475 static PerlInterpreter *perl; | |
| 476 #endif | |
| 477 | |
| 599 | 478 #ifdef NGX_PERL_MODULES |
| 479 if (pmcf->modules.data == NULL) { | |
| 480 pmcf->modules.data = NGX_PERL_MODULES; | |
| 481 } | |
| 482 #endif | |
| 483 | |
| 639 | 484 if (pmcf->modules.data) { |
| 1352 | 485 if (ngx_conf_full_name(cf->cycle, &pmcf->modules, 0) != NGX_OK) { |
| 639 | 486 return NGX_CONF_ERROR; |
| 487 } | |
| 629 | 488 } |
| 489 | |
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490 #if !(NGX_HAVE_PERL_MULTIPLICITY) |
| 649 | 491 |
| 492 if (perl) { | |
| 1165 | 493 |
| 494 if (ngx_set_environment(cf->cycle, NULL) == NULL) { | |
| 495 return NGX_CONF_ERROR; | |
| 496 } | |
| 497 | |
| 653 | 498 if (ngx_http_perl_run_requires(aTHX_ &pmcf->requires, cf->log) |
| 499 != NGX_OK) | |
| 500 { | |
| 649 | 501 return NGX_CONF_ERROR; |
| 502 } | |
| 503 | |
| 504 pmcf->perl = perl; | |
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505 pmcf->nginx = nginx_stash; |
| 649 | 506 |
| 507 return NGX_CONF_OK; | |
| 508 } | |
| 509 | |
| 510 #endif | |
| 511 | |
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512 if (nginx_stash == NULL) { |
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513 PERL_SYS_INIT(&ngx_argc, &ngx_argv); |
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514 } |
| 599 | 515 |
| 1069 | 516 pmcf->perl = ngx_http_perl_create_interpreter(cf, pmcf); |
| 599 | 517 |
| 518 if (pmcf->perl == NULL) { | |
| 519 return NGX_CONF_ERROR; | |
| 520 } | |
| 521 | |
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522 pmcf->nginx = nginx_stash; |
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523 |
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524 #if (NGX_HAVE_PERL_MULTIPLICITY) |
| 649 | 525 |
| 599 | 526 cln->handler = ngx_http_perl_cleanup_perl; |
| 527 cln->data = pmcf->perl; | |
| 528 | |
| 649 | 529 #else |
| 530 | |
| 531 perl = pmcf->perl; | |
| 532 | |
| 533 #endif | |
| 534 | |
| 599 | 535 return NGX_CONF_OK; |
| 536 } | |
| 537 | |
| 538 | |
| 539 static PerlInterpreter * | |
| 1069 | 540 ngx_http_perl_create_interpreter(ngx_conf_t *cf, |
| 541 ngx_http_perl_main_conf_t *pmcf) | |
| 599 | 542 { |
| 543 int n; | |
| 775 | 544 STRLEN len; |
| 545 SV *sv; | |
| 546 char *ver, *embedding[6]; | |
| 599 | 547 PerlInterpreter *perl; |
| 548 | |
| 1069 | 549 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, cf->log, 0, "create perl interpreter"); |
| 550 | |
| 551 if (ngx_set_environment(cf->cycle, NULL) == NULL) { | |
| 552 return NULL; | |
| 553 } | |
| 599 | 554 |
| 555 perl = perl_alloc(); | |
| 556 if (perl == NULL) { | |
| 1069 | 557 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_alloc() failed"); |
| 599 | 558 return NULL; |
| 559 } | |
| 560 | |
| 561 { | |
| 562 | |
| 563 dTHXa(perl); | |
|
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564 PERL_SET_CONTEXT(perl); |
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565 |
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|
566 perl_construct(perl); |
| 599 | 567 |
| 568 #ifdef PERL_EXIT_DESTRUCT_END | |
| 569 PL_exit_flags |= PERL_EXIT_DESTRUCT_END; | |
| 570 #endif | |
| 571 | |
| 572 embedding[0] = ""; | |
| 573 | |
| 574 if (pmcf->modules.data) { | |
| 575 embedding[1] = "-I"; | |
| 576 embedding[2] = (char *) pmcf->modules.data; | |
| 577 n = 3; | |
| 578 | |
| 579 } else { | |
| 580 n = 1; | |
| 581 } | |
| 582 | |
| 583 embedding[n++] = "-Mnginx"; | |
| 584 embedding[n++] = "-e"; | |
| 585 embedding[n++] = "0"; | |
| 586 | |
| 587 n = perl_parse(perl, ngx_http_perl_xs_init, n, embedding, NULL); | |
| 588 | |
| 589 if (n != 0) { | |
| 1069 | 590 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_parse() failed: %d", n); |
| 599 | 591 goto fail; |
| 592 } | |
| 593 | |
| 775 | 594 sv = get_sv("nginx::VERSION", FALSE); |
| 595 ver = SvPV(sv, len); | |
| 596 | |
| 597 if (ngx_strcmp(ver, NGINX_VERSION) != 0) { | |
| 1069 | 598 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, |
| 775 | 599 "version " NGINX_VERSION " of nginx.pm is required, " |
| 600 "but %s was found", ver); | |
| 601 goto fail; | |
| 602 } | |
| 603 | |
| 1069 | 604 if (ngx_http_perl_run_requires(aTHX_ &pmcf->requires, cf->log) != NGX_OK) { |
| 649 | 605 goto fail; |
| 599 | 606 } |
| 607 | |
| 608 } | |
| 609 | |
| 610 return perl; | |
| 611 | |
| 612 fail: | |
| 613 | |
| 614 (void) perl_destruct(perl); | |
| 615 | |
| 616 perl_free(perl); | |
| 617 | |
| 618 return NULL; | |
| 619 } | |
| 620 | |
| 621 | |
| 649 | 622 static ngx_int_t |
| 653 | 623 ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires, ngx_log_t *log) |
| 649 | 624 { |
| 625 char **script; | |
| 626 STRLEN len; | |
| 627 ngx_str_t err; | |
| 628 ngx_uint_t i; | |
| 629 | |
| 630 script = requires->elts; | |
| 631 for (i = 0; i < requires->nelts; i++) { | |
| 632 | |
| 633 require_pv(script[i]); | |
| 634 | |
| 635 if (SvTRUE(ERRSV)) { | |
| 636 | |
| 637 err.data = (u_char *) SvPV(ERRSV, len); | |
| 638 for (len--; err.data[len] == LF || err.data[len] == CR; len--) { | |
| 639 /* void */ | |
| 640 } | |
| 641 err.len = len + 1; | |
| 642 | |
| 643 ngx_log_error(NGX_LOG_EMERG, log, 0, | |
| 644 "require_pv(\"%s\") failed: \"%V\"", script[i], &err); | |
| 645 | |
| 646 return NGX_ERROR; | |
| 647 } | |
| 648 } | |
| 649 | |
| 650 return NGX_OK; | |
| 651 } | |
| 652 | |
| 653 | |
| 599 | 654 static ngx_int_t |
|
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655 ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r, HV *nginx, SV *sub, |
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656 SV **args, ngx_str_t *handler, ngx_str_t *rv) |
| 599 | 657 { |
|
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658 SV *sv; |
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659 int n, status; |
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660 char *line; |
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661 STRLEN len, n_a; |
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662 ngx_str_t err; |
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663 ngx_uint_t i; |
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|
664 ngx_connection_t *c; |
| 599 | 665 |
| 666 dSP; | |
| 667 | |
| 668 status = 0; | |
| 669 | |
| 670 ENTER; | |
| 671 SAVETMPS; | |
| 672 | |
| 673 PUSHMARK(sp); | |
| 674 | |
|
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changeset
|
675 sv = sv_2mortal(sv_bless(newRV_noinc(newSViv(PTR2IV(r))), nginx)); |
| 599 | 676 XPUSHs(sv); |
| 677 | |
| 678 if (args) { | |
|
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
679 EXTEND(sp, (intptr_t) args[0]); |
| 599 | 680 |
|
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|
681 for (i = 1; i <= (ngx_uint_t) args[0]; i++) { |
|
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changeset
|
682 PUSHs(sv_2mortal(args[i])); |
| 599 | 683 } |
| 684 } | |
| 685 | |
| 686 PUTBACK; | |
| 687 | |
|
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|
688 c = r->connection; |
|
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changeset
|
689 |
| 599 | 690 n = call_sv(sub, G_EVAL); |
| 691 | |
| 692 SPAGAIN; | |
| 693 | |
| 694 if (n) { | |
| 695 if (rv == NULL) { | |
| 696 status = POPi; | |
| 697 | |
|
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|
698 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
| 599 | 699 "call_sv: %d", status); |
| 700 | |
| 701 } else { | |
| 619 | 702 line = SvPVx(POPs, n_a); |
| 599 | 703 rv->len = n_a; |
| 704 | |
| 2049 | 705 rv->data = ngx_pnalloc(r->pool, n_a); |
| 599 | 706 if (rv->data == NULL) { |
| 707 return NGX_ERROR; | |
| 708 } | |
| 709 | |
| 710 ngx_memcpy(rv->data, line, n_a); | |
| 711 } | |
| 712 } | |
| 713 | |
| 714 PUTBACK; | |
| 715 | |
| 716 FREETMPS; | |
| 717 LEAVE; | |
| 718 | |
| 719 /* check $@ */ | |
| 720 | |
| 721 if (SvTRUE(ERRSV)) { | |
| 722 | |
| 723 err.data = (u_char *) SvPV(ERRSV, len); | |
| 724 for (len--; err.data[len] == LF || err.data[len] == CR; len--) { | |
| 725 /* void */ | |
| 726 } | |
| 727 err.len = len + 1; | |
| 728 | |
|
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diff
changeset
|
729 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
|
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|
730 "call_sv(\"%V\") failed: \"%V\"", handler, &err); |
| 599 | 731 |
| 732 if (rv) { | |
| 733 return NGX_ERROR; | |
| 734 } | |
| 735 | |
| 736 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 737 } | |
| 738 | |
| 739 if (n != 1) { | |
|
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changeset
|
740 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
| 599 | 741 "call_sv(\"%V\") returned %d results", handler, n); |
| 742 status = NGX_OK; | |
| 743 } | |
| 744 | |
| 745 if (rv) { | |
| 746 return NGX_OK; | |
| 747 } | |
| 748 | |
| 749 return (ngx_int_t) status; | |
| 750 } | |
| 751 | |
| 752 | |
| 753 static void | |
| 754 ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv) | |
| 755 { | |
| 623 | 756 u_char *p; |
| 757 | |
| 758 for (p = handler->data; *p; p++) { | |
| 759 if (*p != ' ' && *p != '\t' && *p != CR && *p != LF) { | |
| 760 break; | |
| 761 } | |
| 762 } | |
| 763 | |
| 3132 | 764 if (ngx_strncmp(p, "sub ", 4) == 0 |
| 765 || ngx_strncmp(p, "sub{", 4) == 0 | |
| 766 || ngx_strncmp(p, "use ", 4) == 0) | |
| 767 { | |
| 623 | 768 *sv = eval_pv((char *) p, FALSE); |
| 874 | 769 |
| 770 /* eval_pv() does not set ERRSV on failure */ | |
| 771 | |
| 599 | 772 return; |
| 773 } | |
| 774 | |
| 775 *sv = NULL; | |
| 776 } | |
| 777 | |
| 778 | |
| 779 static void * | |
| 780 ngx_http_perl_create_main_conf(ngx_conf_t *cf) | |
| 781 { | |
| 782 ngx_http_perl_main_conf_t *pmcf; | |
| 783 | |
| 784 pmcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_main_conf_t)); | |
| 785 if (pmcf == NULL) { | |
|
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diff
changeset
|
786 return NULL; |
| 599 | 787 } |
| 788 | |
| 789 if (ngx_array_init(&pmcf->requires, cf->pool, 1, sizeof(u_char *)) | |
| 790 != NGX_OK) | |
| 791 { | |
| 792 return NULL; | |
| 793 } | |
| 794 | |
| 795 return pmcf; | |
| 796 } | |
| 797 | |
| 798 | |
| 799 static char * | |
| 800 ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf) | |
| 801 { | |
| 802 ngx_http_perl_main_conf_t *pmcf = conf; | |
| 803 | |
| 804 if (pmcf->perl == NULL) { | |
| 805 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) { | |
| 806 return NGX_CONF_ERROR; | |
| 807 } | |
| 808 } | |
| 809 | |
| 810 return NGX_CONF_OK; | |
| 811 } | |
| 812 | |
| 813 | |
|
872
1c4a5b3f9110
Axe several perl interpreter instances: they may be useful in currently
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
814 #if (NGX_HAVE_PERL_MULTIPLICITY) |
| 649 | 815 |
| 599 | 816 static void |
| 817 ngx_http_perl_cleanup_perl(void *data) | |
| 818 { | |
| 649 | 819 PerlInterpreter *perl = data; |
| 599 | 820 |
|
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|
821 PERL_SET_CONTEXT(perl); |
|
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|
822 |
| 599 | 823 (void) perl_destruct(perl); |
| 824 | |
| 825 perl_free(perl); | |
| 2715 | 826 |
| 827 if (ngx_perl_term) { | |
| 828 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, "perl term"); | |
| 829 | |
| 830 PERL_SYS_TERM(); | |
| 831 } | |
| 599 | 832 } |
| 833 | |
| 649 | 834 #endif |
| 835 | |
| 836 | |
| 599 | 837 static ngx_int_t |
| 838 ngx_http_perl_preconfiguration(ngx_conf_t *cf) | |
| 839 { | |
| 617 | 840 #if (NGX_HTTP_SSI) |
| 599 | 841 ngx_int_t rc; |
| 842 ngx_http_ssi_main_conf_t *smcf; | |
| 843 | |
| 844 smcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_ssi_filter_module); | |
| 845 | |
| 846 rc = ngx_hash_add_key(&smcf->commands, &ngx_http_perl_ssi_command.name, | |
| 847 &ngx_http_perl_ssi_command, NGX_HASH_READONLY_KEY); | |
| 848 | |
| 849 if (rc != NGX_OK) { | |
| 850 if (rc == NGX_BUSY) { | |
| 851 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 852 "conflicting SSI command \"%V\"", | |
| 853 &ngx_http_perl_ssi_command.name); | |
| 854 } | |
| 855 | |
| 856 return NGX_ERROR; | |
| 857 } | |
| 617 | 858 #endif |
| 599 | 859 |
| 860 return NGX_OK; | |
| 861 } | |
| 862 | |
| 863 | |
| 864 static void * | |
| 865 ngx_http_perl_create_loc_conf(ngx_conf_t *cf) | |
| 866 { | |
| 867 ngx_http_perl_loc_conf_t *plcf; | |
| 868 | |
| 869 plcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_loc_conf_t)); | |
| 870 if (plcf == NULL) { | |
|
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parents:
2721
diff
changeset
|
871 return NULL; |
| 599 | 872 } |
| 873 | |
| 874 /* | |
| 875 * set by ngx_pcalloc(): | |
| 876 * | |
| 877 * plcf->handler = { 0, NULL }; | |
| 878 */ | |
| 879 | |
| 880 return plcf; | |
| 881 } | |
| 882 | |
| 883 | |
| 884 static char * | |
| 885 ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
| 886 { | |
| 887 ngx_http_perl_loc_conf_t *prev = parent; | |
| 888 ngx_http_perl_loc_conf_t *conf = child; | |
| 889 | |
| 890 if (conf->sub == NULL) { | |
| 891 conf->sub = prev->sub; | |
| 892 conf->handler = prev->handler; | |
| 893 } | |
| 894 | |
| 895 return NGX_CONF_OK; | |
| 896 } | |
| 897 | |
| 898 | |
| 899 static char * | |
| 900 ngx_http_perl_require(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 901 { | |
| 902 ngx_http_perl_main_conf_t *pmcf = conf; | |
| 903 | |
| 904 u_char **p; | |
| 905 ngx_str_t *value; | |
| 906 | |
| 907 value = cf->args->elts; | |
| 908 | |
| 909 p = ngx_array_push(&pmcf->requires); | |
| 910 | |
| 911 if (p == NULL) { | |
| 912 return NGX_CONF_ERROR; | |
| 913 } | |
| 914 | |
| 915 *p = value[1].data; | |
| 916 | |
| 917 return NGX_CONF_OK; | |
| 918 } | |
| 919 | |
| 920 | |
| 921 static char * | |
| 922 ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 923 { | |
| 924 ngx_http_perl_loc_conf_t *plcf = conf; | |
| 925 | |
| 926 ngx_str_t *value; | |
| 927 ngx_http_core_loc_conf_t *clcf; | |
| 928 ngx_http_perl_main_conf_t *pmcf; | |
| 929 | |
| 930 value = cf->args->elts; | |
| 931 | |
| 932 if (plcf->handler.data) { | |
| 933 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 934 "duplicate perl handler \"%V\"", &value[1]); | |
| 935 return NGX_CONF_ERROR; | |
| 936 } | |
| 937 | |
| 938 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module); | |
| 939 | |
| 940 if (pmcf->perl == NULL) { | |
| 941 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) { | |
| 942 return NGX_CONF_ERROR; | |
| 943 } | |
| 944 } | |
| 945 | |
| 946 plcf->handler = value[1]; | |
| 947 | |
| 948 { | |
| 949 | |
| 950 dTHXa(pmcf->perl); | |
|
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diff
changeset
|
951 PERL_SET_CONTEXT(pmcf->perl); |
| 599 | 952 |
| 953 ngx_http_perl_eval_anon_sub(aTHX_ &value[1], &plcf->sub); | |
| 954 | |
| 955 if (plcf->sub == &PL_sv_undef) { | |
| 956 ngx_conf_log_error(NGX_LOG_ERR, cf, 0, | |
| 957 "eval_pv(\"%V\") failed", &value[1]); | |
| 958 return NGX_CONF_ERROR; | |
| 959 } | |
| 960 | |
| 961 if (plcf->sub == NULL) { | |
| 962 plcf->sub = newSVpvn((char *) value[1].data, value[1].len); | |
| 963 } | |
| 964 | |
| 965 } | |
| 966 | |
| 967 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); | |
| 968 clcf->handler = ngx_http_perl_handler; | |
| 969 | |
| 970 return NGX_CONF_OK; | |
| 971 } | |
| 972 | |
| 973 | |
| 974 static char * | |
| 975 ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 976 { | |
| 977 ngx_int_t index; | |
| 978 ngx_str_t *value; | |
| 979 ngx_http_variable_t *v; | |
| 980 ngx_http_perl_variable_t *pv; | |
| 981 ngx_http_perl_main_conf_t *pmcf; | |
| 982 | |
| 983 value = cf->args->elts; | |
| 984 | |
| 985 if (value[1].data[0] != '$') { | |
| 986 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 987 "invalid variable name \"%V\"", &value[1]); | |
| 988 return NGX_CONF_ERROR; | |
| 989 } | |
| 990 | |
| 991 value[1].len--; | |
| 992 value[1].data++; | |
| 993 | |
| 1565 | 994 v = ngx_http_add_variable(cf, &value[1], NGX_HTTP_VAR_CHANGEABLE); |
| 599 | 995 if (v == NULL) { |
| 996 return NGX_CONF_ERROR; | |
| 997 } | |
| 998 | |
| 999 pv = ngx_palloc(cf->pool, sizeof(ngx_http_perl_variable_t)); | |
| 1000 if (pv == NULL) { | |
| 1001 return NGX_CONF_ERROR; | |
| 1002 } | |
| 1003 | |
| 1004 index = ngx_http_get_variable_index(cf, &value[1]); | |
| 1005 if (index == NGX_ERROR) { | |
| 1006 return NGX_CONF_ERROR; | |
| 1007 } | |
| 1008 | |
| 1009 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module); | |
| 1010 | |
| 1011 if (pmcf->perl == NULL) { | |
| 1012 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) { | |
| 1013 return NGX_CONF_ERROR; | |
| 1014 } | |
| 1015 } | |
| 1016 | |
| 1017 pv->handler = value[2]; | |
| 1018 | |
| 1019 { | |
| 1020 | |
| 1021 dTHXa(pmcf->perl); | |
|
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diff
changeset
|
1022 PERL_SET_CONTEXT(pmcf->perl); |
| 599 | 1023 |
| 1024 ngx_http_perl_eval_anon_sub(aTHX_ &value[2], &pv->sub); | |
| 1025 | |
| 1026 if (pv->sub == &PL_sv_undef) { | |
| 1027 ngx_conf_log_error(NGX_LOG_ERR, cf, 0, | |
| 1028 "eval_pv(\"%V\") failed", &value[2]); | |
| 1029 return NGX_CONF_ERROR; | |
| 1030 } | |
| 1031 | |
| 1032 if (pv->sub == NULL) { | |
| 1033 pv->sub = newSVpvn((char *) value[2].data, value[2].len); | |
| 1034 } | |
| 1035 | |
| 1036 } | |
| 1037 | |
| 637 | 1038 v->get_handler = ngx_http_perl_variable; |
| 599 | 1039 v->data = (uintptr_t) pv; |
| 1040 | |
| 1041 return NGX_CONF_OK; | |
| 1042 } | |
|
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1043 |
|
aa653367028e
PERL_SYS_TERM() should be called once on exit only, this fixes the message
Igor Sysoev <igor@sysoev.ru>
parents:
1165
diff
changeset
|
1044 |
| 1257 | 1045 static ngx_int_t |
| 1046 ngx_http_perl_init_worker(ngx_cycle_t *cycle) | |
| 1047 { | |
|
1258
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parents:
1257
diff
changeset
|
1048 ngx_http_perl_main_conf_t *pmcf; |
|
5076d97b9cf0
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parents:
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diff
changeset
|
1049 |
|
5076d97b9cf0
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diff
changeset
|
1050 pmcf = ngx_http_cycle_get_module_main_conf(cycle, ngx_http_perl_module); |
|
5076d97b9cf0
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parents:
1257
diff
changeset
|
1051 |
|
2713
b4d8aef4a1ad
fix segfault if no http section is defined in confguraiton,
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1052 if (pmcf) { |
|
b4d8aef4a1ad
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parents:
2388
diff
changeset
|
1053 dTHXa(pmcf->perl); |
|
b4d8aef4a1ad
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parents:
2388
diff
changeset
|
1054 PERL_SET_CONTEXT(pmcf->perl); |
|
1258
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1055 |
|
2713
b4d8aef4a1ad
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1056 /* set worker's $$ */ |
| 1257 | 1057 |
|
2713
b4d8aef4a1ad
fix segfault if no http section is defined in confguraiton,
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diff
changeset
|
1058 sv_setiv(GvSV(gv_fetchpv("$", TRUE, SVt_PV)), (I32) ngx_pid); |
|
1258
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1059 } |
|
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changeset
|
1060 |
| 1257 | 1061 return NGX_OK; |
| 1062 } | |
| 1063 | |
| 1941 | 1064 |
|
1221
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parents:
1165
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changeset
|
1065 static void |
|
aa653367028e
PERL_SYS_TERM() should be called once on exit only, this fixes the message
Igor Sysoev <igor@sysoev.ru>
parents:
1165
diff
changeset
|
1066 ngx_http_perl_exit(ngx_cycle_t *cycle) |
|
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Igor Sysoev <igor@sysoev.ru>
parents:
1165
diff
changeset
|
1067 { |
| 2715 | 1068 #if (NGX_HAVE_PERL_MULTIPLICITY) |
| 1069 | |
| 1070 ngx_perl_term = 1; | |
| 1071 | |
| 1072 #else | |
|
1946
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some perl builds require my_perl for PERL_SYS_TERM()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1073 ngx_http_perl_main_conf_t *pmcf; |
|
171a283af56b
some perl builds require my_perl for PERL_SYS_TERM()
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parents:
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diff
changeset
|
1074 |
|
171a283af56b
some perl builds require my_perl for PERL_SYS_TERM()
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diff
changeset
|
1075 pmcf = ngx_http_cycle_get_module_main_conf(cycle, ngx_http_perl_module); |
|
171a283af56b
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|
1076 |
| 2715 | 1077 if (pmcf && nginx_stash) { |
| 1078 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, cycle->log, 0, "perl term"); | |
| 1079 | |
| 1080 (void) perl_destruct(pmcf->perl); | |
| 1081 | |
| 1082 perl_free(pmcf->perl); | |
|
1946
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changeset
|
1083 |
|
2714
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|
1084 PERL_SYS_TERM(); |
|
1946
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|
1085 } |
| 2715 | 1086 |
| 1087 #endif | |
|
1221
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changeset
|
1088 } |