Mercurial > hg > nginx
annotate src/http/modules/perl/ngx_http_perl_module.c @ 1897:b43f244d0430
optimize $r->sleep
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Sat, 16 Feb 2008 14:23:14 +0000 |
| parents | 86bb52e28ce0 |
| children | d24ef26f1205 |
| 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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parents:
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51 HV *nginx, SV *sub, ngx_str_t **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 |
| 681 | 157 static ngx_str_t ngx_null_name = ngx_null_string; |
| 158 | |
| 159 | |
| 633 | 160 static HV *nginx_stash; |
| 161 | |
| 599 | 162 static void |
| 163 ngx_http_perl_xs_init(pTHX) | |
| 164 { | |
| 165 newXS("DynaLoader::boot_DynaLoader", boot_DynaLoader, __FILE__); | |
| 633 | 166 |
| 167 nginx_stash = gv_stashpv("nginx", TRUE); | |
| 599 | 168 } |
| 169 | |
| 170 | |
| 171 static ngx_int_t | |
| 172 ngx_http_perl_handler(ngx_http_request_t *r) | |
| 173 { | |
| 629 | 174 /* TODO: Win32 */ |
| 175 if (r->zero_in_uri) { | |
| 176 return NGX_HTTP_NOT_FOUND; | |
| 177 } | |
| 178 | |
| 681 | 179 ngx_http_perl_handle_request(r); |
| 180 | |
| 181 return NGX_DONE; | |
| 629 | 182 } |
| 183 | |
| 184 | |
| 681 | 185 void |
| 629 | 186 ngx_http_perl_handle_request(ngx_http_request_t *r) |
| 187 { | |
| 681 | 188 SV *sub; |
| 599 | 189 ngx_int_t rc; |
| 681 | 190 ngx_str_t uri, args, *handler; |
| 599 | 191 ngx_http_perl_ctx_t *ctx; |
| 192 ngx_http_perl_loc_conf_t *plcf; | |
| 193 ngx_http_perl_main_conf_t *pmcf; | |
| 194 | |
| 195 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl handler"); | |
| 196 | |
| 197 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module); | |
| 198 | |
| 199 if (ctx == NULL) { | |
| 200 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t)); | |
| 201 if (ctx == NULL) { | |
| 681 | 202 ngx_http_finalize_request(r, NGX_ERROR); |
| 1025 | 203 return; |
| 599 | 204 } |
| 205 | |
| 206 ngx_http_set_ctx(r, ctx, ngx_http_perl_module); | |
| 207 } | |
| 208 | |
| 209 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module); | |
| 210 | |
| 211 { | |
| 212 | |
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213 dTHXa(pmcf->perl); |
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214 PERL_SET_CONTEXT(pmcf->perl); |
| 599 | 215 |
| 681 | 216 if (ctx->next == NULL) { |
| 217 plcf = ngx_http_get_module_loc_conf(r, ngx_http_perl_module); | |
| 218 sub = plcf->sub; | |
| 219 handler = &plcf->handler; | |
| 599 | 220 |
| 681 | 221 } else { |
| 222 sub = ctx->next; | |
| 223 handler = &ngx_null_name; | |
| 224 ctx->next = NULL; | |
| 225 } | |
| 226 | |
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227 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sub, NULL, handler, |
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228 NULL); |
| 599 | 229 |
| 230 } | |
| 231 | |
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232 if (rc == NGX_DONE) { |
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233 return; |
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234 } |
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fix segfault when $r->has_request_body() is called with ready body
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235 |
| 599 | 236 if (rc > 600) { |
| 237 rc = NGX_OK; | |
| 238 } | |
| 239 | |
| 240 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 241 "perl handler done: %i", rc); | |
| 242 | |
| 243 if (ctx->redirect_uri.len) { | |
| 244 uri = ctx->redirect_uri; | |
| 245 args = ctx->redirect_args; | |
| 629 | 246 |
| 247 } else { | |
| 248 uri.len = 0; | |
| 599 | 249 } |
| 250 | |
| 633 | 251 ctx->filename.data = NULL; |
| 599 | 252 ctx->redirect_uri.len = 0; |
| 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 | |
| 1897 | 272 void |
| 911 | 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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diff
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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; | |
| 1565 | 336 v->no_cacheable = 0; |
| 599 | 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 | |
|
872
1c4a5b3f9110
Axe several perl interpreter instances: they may be useful in currently
Igor Sysoev <igor@sysoev.ru>
parents:
871
diff
changeset
|
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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1c4a5b3f9110
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Igor Sysoev <igor@sysoev.ru>
parents:
871
diff
changeset
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389 dTHXa(pmcf->perl); |
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873
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
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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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412 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sv, |
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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) { |
| 1352 | 454 if (ngx_conf_full_name(cf->cycle, &pmcf->modules, 0) != NGX_OK) { |
| 639 | 455 return NGX_CONF_ERROR; |
| 456 } | |
| 629 | 457 } |
| 458 | |
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|
459 #if !(NGX_HAVE_PERL_MULTIPLICITY) |
| 649 | 460 |
| 461 if (perl) { | |
| 1165 | 462 |
| 463 if (ngx_set_environment(cf->cycle, NULL) == NULL) { | |
| 464 return NGX_CONF_ERROR; | |
| 465 } | |
| 466 | |
| 653 | 467 if (ngx_http_perl_run_requires(aTHX_ &pmcf->requires, cf->log) |
| 468 != NGX_OK) | |
| 469 { | |
| 649 | 470 return NGX_CONF_ERROR; |
| 471 } | |
| 472 | |
| 473 pmcf->perl = perl; | |
|
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474 pmcf->nginx = nginx_stash; |
| 649 | 475 |
| 476 return NGX_CONF_OK; | |
| 477 } | |
| 478 | |
| 479 #endif | |
| 480 | |
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481 if (nginx_stash == NULL) { |
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482 PERL_SYS_INIT(&ngx_argc, &ngx_argv); |
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483 } |
| 599 | 484 |
| 1069 | 485 pmcf->perl = ngx_http_perl_create_interpreter(cf, pmcf); |
| 599 | 486 |
| 487 if (pmcf->perl == NULL) { | |
| 488 return NGX_CONF_ERROR; | |
| 489 } | |
| 490 | |
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491 pmcf->nginx = nginx_stash; |
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492 |
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493 #if (NGX_HAVE_PERL_MULTIPLICITY) |
| 649 | 494 |
| 599 | 495 cln->handler = ngx_http_perl_cleanup_perl; |
| 496 cln->data = pmcf->perl; | |
| 497 | |
| 649 | 498 #else |
| 499 | |
| 500 perl = pmcf->perl; | |
| 501 | |
| 502 #endif | |
| 503 | |
| 599 | 504 return NGX_CONF_OK; |
| 505 } | |
| 506 | |
| 507 | |
| 508 static PerlInterpreter * | |
| 1069 | 509 ngx_http_perl_create_interpreter(ngx_conf_t *cf, |
| 510 ngx_http_perl_main_conf_t *pmcf) | |
| 599 | 511 { |
| 512 int n; | |
| 775 | 513 STRLEN len; |
| 514 SV *sv; | |
| 515 char *ver, *embedding[6]; | |
| 599 | 516 PerlInterpreter *perl; |
| 517 | |
| 1069 | 518 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, cf->log, 0, "create perl interpreter"); |
| 519 | |
| 520 if (ngx_set_environment(cf->cycle, NULL) == NULL) { | |
| 521 return NULL; | |
| 522 } | |
| 599 | 523 |
| 524 perl = perl_alloc(); | |
| 525 if (perl == NULL) { | |
| 1069 | 526 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_alloc() failed"); |
| 599 | 527 return NULL; |
| 528 } | |
| 529 | |
| 530 { | |
| 531 | |
| 532 dTHXa(perl); | |
|
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533 PERL_SET_CONTEXT(perl); |
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534 |
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|
535 perl_construct(perl); |
| 599 | 536 |
| 537 #ifdef PERL_EXIT_DESTRUCT_END | |
| 538 PL_exit_flags |= PERL_EXIT_DESTRUCT_END; | |
| 539 #endif | |
| 540 | |
| 541 embedding[0] = ""; | |
| 542 | |
| 543 if (pmcf->modules.data) { | |
| 544 embedding[1] = "-I"; | |
| 545 embedding[2] = (char *) pmcf->modules.data; | |
| 546 n = 3; | |
| 547 | |
| 548 } else { | |
| 549 n = 1; | |
| 550 } | |
| 551 | |
| 552 embedding[n++] = "-Mnginx"; | |
| 553 embedding[n++] = "-e"; | |
| 554 embedding[n++] = "0"; | |
| 555 | |
| 556 n = perl_parse(perl, ngx_http_perl_xs_init, n, embedding, NULL); | |
| 557 | |
| 558 if (n != 0) { | |
| 1069 | 559 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_parse() failed: %d", n); |
| 599 | 560 goto fail; |
| 561 } | |
| 562 | |
| 775 | 563 sv = get_sv("nginx::VERSION", FALSE); |
| 564 ver = SvPV(sv, len); | |
| 565 | |
| 566 if (ngx_strcmp(ver, NGINX_VERSION) != 0) { | |
| 1069 | 567 ngx_log_error(NGX_LOG_ALERT, cf->log, 0, |
| 775 | 568 "version " NGINX_VERSION " of nginx.pm is required, " |
| 569 "but %s was found", ver); | |
| 570 goto fail; | |
| 571 } | |
| 572 | |
| 1069 | 573 if (ngx_http_perl_run_requires(aTHX_ &pmcf->requires, cf->log) != NGX_OK) { |
| 649 | 574 goto fail; |
| 599 | 575 } |
| 576 | |
| 577 } | |
| 578 | |
| 579 return perl; | |
| 580 | |
| 581 fail: | |
| 582 | |
| 583 (void) perl_destruct(perl); | |
| 584 | |
| 585 perl_free(perl); | |
| 586 | |
| 587 return NULL; | |
| 588 } | |
| 589 | |
| 590 | |
| 649 | 591 static ngx_int_t |
| 653 | 592 ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires, ngx_log_t *log) |
| 649 | 593 { |
| 594 char **script; | |
| 595 STRLEN len; | |
| 596 ngx_str_t err; | |
| 597 ngx_uint_t i; | |
| 598 | |
| 599 script = requires->elts; | |
| 600 for (i = 0; i < requires->nelts; i++) { | |
| 601 | |
| 602 require_pv(script[i]); | |
| 603 | |
| 604 if (SvTRUE(ERRSV)) { | |
| 605 | |
| 606 err.data = (u_char *) SvPV(ERRSV, len); | |
| 607 for (len--; err.data[len] == LF || err.data[len] == CR; len--) { | |
| 608 /* void */ | |
| 609 } | |
| 610 err.len = len + 1; | |
| 611 | |
| 612 ngx_log_error(NGX_LOG_EMERG, log, 0, | |
| 613 "require_pv(\"%s\") failed: \"%V\"", script[i], &err); | |
| 614 | |
| 615 return NGX_ERROR; | |
| 616 } | |
| 617 } | |
| 618 | |
| 619 return NGX_OK; | |
| 620 } | |
| 621 | |
| 622 | |
| 599 | 623 static ngx_int_t |
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624 ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r, HV *nginx, SV *sub, |
| 599 | 625 ngx_str_t **args, ngx_str_t *handler, ngx_str_t *rv) |
| 626 { | |
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627 SV *sv; |
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628 int n, status; |
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|
629 char *line; |
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630 STRLEN len, n_a; |
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631 ngx_str_t err; |
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632 ngx_uint_t i; |
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|
633 ngx_connection_t *c; |
| 599 | 634 |
| 635 dSP; | |
| 636 | |
| 637 status = 0; | |
| 638 | |
| 639 ENTER; | |
| 640 SAVETMPS; | |
| 641 | |
| 642 PUSHMARK(sp); | |
| 643 | |
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644 sv = sv_2mortal(sv_bless(newRV_noinc(newSViv(PTR2IV(r))), nginx)); |
| 599 | 645 XPUSHs(sv); |
| 646 | |
| 647 if (args) { | |
| 648 for (i = 0; args[i]; i++) { /* void */ } | |
| 649 | |
| 650 EXTEND(sp, (int) i); | |
| 651 | |
| 652 for (i = 0; args[i]; i++) { | |
| 653 PUSHs(sv_2mortal(newSVpvn((char *) args[i]->data, args[i]->len))); | |
| 654 } | |
| 655 } | |
| 656 | |
| 657 PUTBACK; | |
| 658 | |
|
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|
659 c = r->connection; |
|
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|
660 |
| 599 | 661 n = call_sv(sub, G_EVAL); |
| 662 | |
| 663 SPAGAIN; | |
| 664 | |
|
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|
665 if (c->destroyed) { |
|
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|
666 PUTBACK; |
|
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|
667 |
|
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|
668 FREETMPS; |
|
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|
669 LEAVE; |
|
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|
670 |
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|
671 return NGX_DONE; |
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672 } |
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|
673 |
| 599 | 674 if (n) { |
| 675 if (rv == NULL) { | |
| 676 status = POPi; | |
| 677 | |
|
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|
678 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
| 599 | 679 "call_sv: %d", status); |
| 680 | |
| 681 } else { | |
| 619 | 682 line = SvPVx(POPs, n_a); |
| 599 | 683 rv->len = n_a; |
| 684 | |
| 685 rv->data = ngx_palloc(r->pool, n_a); | |
| 686 if (rv->data == NULL) { | |
| 687 return NGX_ERROR; | |
| 688 } | |
| 689 | |
| 690 ngx_memcpy(rv->data, line, n_a); | |
| 691 } | |
| 692 } | |
| 693 | |
| 694 PUTBACK; | |
| 695 | |
| 696 FREETMPS; | |
| 697 LEAVE; | |
| 698 | |
| 699 /* check $@ */ | |
| 700 | |
| 701 if (SvTRUE(ERRSV)) { | |
| 702 | |
| 703 err.data = (u_char *) SvPV(ERRSV, len); | |
| 704 for (len--; err.data[len] == LF || err.data[len] == CR; len--) { | |
| 705 /* void */ | |
| 706 } | |
| 707 err.len = len + 1; | |
| 708 | |
|
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|
709 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
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|
710 "call_sv(\"%V\") failed: \"%V\"", handler, &err); |
| 599 | 711 |
| 712 if (rv) { | |
| 713 return NGX_ERROR; | |
| 714 } | |
| 715 | |
| 716 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 717 } | |
| 718 | |
| 719 if (n != 1) { | |
|
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changeset
|
720 ngx_log_error(NGX_LOG_ALERT, c->log, 0, |
| 599 | 721 "call_sv(\"%V\") returned %d results", handler, n); |
| 722 status = NGX_OK; | |
| 723 } | |
| 724 | |
| 725 if (rv) { | |
| 726 return NGX_OK; | |
| 727 } | |
| 728 | |
| 729 return (ngx_int_t) status; | |
| 730 } | |
| 731 | |
| 732 | |
| 733 static void | |
| 734 ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv) | |
| 735 { | |
| 623 | 736 u_char *p; |
| 737 | |
| 738 for (p = handler->data; *p; p++) { | |
| 739 if (*p != ' ' && *p != '\t' && *p != CR && *p != LF) { | |
| 740 break; | |
| 741 } | |
| 742 } | |
| 743 | |
| 649 | 744 if (ngx_strncmp(p, "sub ", 4) == 0 || ngx_strncmp(p, "use ", 4) == 0) { |
| 623 | 745 *sv = eval_pv((char *) p, FALSE); |
| 874 | 746 |
| 747 /* eval_pv() does not set ERRSV on failure */ | |
| 748 | |
| 599 | 749 return; |
| 750 } | |
| 751 | |
| 752 *sv = NULL; | |
| 753 } | |
| 754 | |
| 755 | |
| 756 static void * | |
| 757 ngx_http_perl_create_main_conf(ngx_conf_t *cf) | |
| 758 { | |
| 759 ngx_http_perl_main_conf_t *pmcf; | |
| 760 | |
| 761 pmcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_main_conf_t)); | |
| 762 if (pmcf == NULL) { | |
| 763 return NGX_CONF_ERROR; | |
| 764 } | |
| 765 | |
| 766 if (ngx_array_init(&pmcf->requires, cf->pool, 1, sizeof(u_char *)) | |
| 767 != NGX_OK) | |
| 768 { | |
| 769 return NULL; | |
| 770 } | |
| 771 | |
| 772 return pmcf; | |
| 773 } | |
| 774 | |
| 775 | |
| 776 static char * | |
| 777 ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf) | |
| 778 { | |
| 779 ngx_http_perl_main_conf_t *pmcf = conf; | |
| 780 | |
| 781 if (pmcf->perl == NULL) { | |
| 782 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) { | |
| 783 return NGX_CONF_ERROR; | |
| 784 } | |
| 785 } | |
| 786 | |
| 787 return NGX_CONF_OK; | |
| 788 } | |
| 789 | |
| 790 | |
|
872
1c4a5b3f9110
Axe several perl interpreter instances: they may be useful in currently
Igor Sysoev <igor@sysoev.ru>
parents:
871
diff
changeset
|
791 #if (NGX_HAVE_PERL_MULTIPLICITY) |
| 649 | 792 |
| 599 | 793 static void |
| 794 ngx_http_perl_cleanup_perl(void *data) | |
| 795 { | |
| 649 | 796 PerlInterpreter *perl = data; |
| 599 | 797 |
|
873
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
798 PERL_SET_CONTEXT(perl); |
|
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
799 |
| 599 | 800 (void) perl_destruct(perl); |
| 801 | |
| 802 perl_free(perl); | |
| 803 } | |
| 804 | |
| 649 | 805 #endif |
| 806 | |
| 807 | |
| 599 | 808 static ngx_int_t |
| 809 ngx_http_perl_preconfiguration(ngx_conf_t *cf) | |
| 810 { | |
| 617 | 811 #if (NGX_HTTP_SSI) |
| 599 | 812 ngx_int_t rc; |
| 813 ngx_http_ssi_main_conf_t *smcf; | |
| 814 | |
| 815 smcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_ssi_filter_module); | |
| 816 | |
| 817 rc = ngx_hash_add_key(&smcf->commands, &ngx_http_perl_ssi_command.name, | |
| 818 &ngx_http_perl_ssi_command, NGX_HASH_READONLY_KEY); | |
| 819 | |
| 820 if (rc != NGX_OK) { | |
| 821 if (rc == NGX_BUSY) { | |
| 822 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 823 "conflicting SSI command \"%V\"", | |
| 824 &ngx_http_perl_ssi_command.name); | |
| 825 } | |
| 826 | |
| 827 return NGX_ERROR; | |
| 828 } | |
| 617 | 829 #endif |
| 599 | 830 |
| 831 return NGX_OK; | |
| 832 } | |
| 833 | |
| 834 | |
| 835 static void * | |
| 836 ngx_http_perl_create_loc_conf(ngx_conf_t *cf) | |
| 837 { | |
| 838 ngx_http_perl_loc_conf_t *plcf; | |
| 839 | |
| 840 plcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_loc_conf_t)); | |
| 841 if (plcf == NULL) { | |
| 842 return NGX_CONF_ERROR; | |
| 843 } | |
| 844 | |
| 845 /* | |
| 846 * set by ngx_pcalloc(): | |
| 847 * | |
| 848 * plcf->handler = { 0, NULL }; | |
| 849 */ | |
| 850 | |
| 851 return plcf; | |
| 852 } | |
| 853 | |
| 854 | |
| 855 static char * | |
| 856 ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
| 857 { | |
| 858 ngx_http_perl_loc_conf_t *prev = parent; | |
| 859 ngx_http_perl_loc_conf_t *conf = child; | |
| 860 | |
| 861 if (conf->sub == NULL) { | |
| 862 conf->sub = prev->sub; | |
| 863 conf->handler = prev->handler; | |
| 864 } | |
| 865 | |
| 866 return NGX_CONF_OK; | |
| 867 } | |
| 868 | |
| 869 | |
| 870 static char * | |
| 871 ngx_http_perl_require(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 872 { | |
| 873 ngx_http_perl_main_conf_t *pmcf = conf; | |
| 874 | |
| 875 u_char **p; | |
| 876 ngx_str_t *value; | |
| 877 | |
| 878 value = cf->args->elts; | |
| 879 | |
| 880 p = ngx_array_push(&pmcf->requires); | |
| 881 | |
| 882 if (p == NULL) { | |
| 883 return NGX_CONF_ERROR; | |
| 884 } | |
| 885 | |
| 886 *p = value[1].data; | |
| 887 | |
| 888 return NGX_CONF_OK; | |
| 889 } | |
| 890 | |
| 891 | |
| 892 static char * | |
| 893 ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 894 { | |
| 895 ngx_http_perl_loc_conf_t *plcf = conf; | |
| 896 | |
| 897 ngx_str_t *value; | |
| 898 ngx_http_core_loc_conf_t *clcf; | |
| 899 ngx_http_perl_main_conf_t *pmcf; | |
| 900 | |
| 901 value = cf->args->elts; | |
| 902 | |
| 903 if (plcf->handler.data) { | |
| 904 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 905 "duplicate perl handler \"%V\"", &value[1]); | |
| 906 return NGX_CONF_ERROR; | |
| 907 } | |
| 908 | |
| 909 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module); | |
| 910 | |
| 911 if (pmcf->perl == NULL) { | |
| 912 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) { | |
| 913 return NGX_CONF_ERROR; | |
| 914 } | |
| 915 } | |
| 916 | |
| 917 plcf->handler = value[1]; | |
| 918 | |
| 919 { | |
| 920 | |
| 921 dTHXa(pmcf->perl); | |
|
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diff
changeset
|
922 PERL_SET_CONTEXT(pmcf->perl); |
| 599 | 923 |
| 924 ngx_http_perl_eval_anon_sub(aTHX_ &value[1], &plcf->sub); | |
| 925 | |
| 926 if (plcf->sub == &PL_sv_undef) { | |
| 927 ngx_conf_log_error(NGX_LOG_ERR, cf, 0, | |
| 928 "eval_pv(\"%V\") failed", &value[1]); | |
| 929 return NGX_CONF_ERROR; | |
| 930 } | |
| 931 | |
| 932 if (plcf->sub == NULL) { | |
| 933 plcf->sub = newSVpvn((char *) value[1].data, value[1].len); | |
| 934 } | |
| 935 | |
| 936 } | |
| 937 | |
| 938 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); | |
| 939 clcf->handler = ngx_http_perl_handler; | |
| 940 | |
| 941 return NGX_CONF_OK; | |
| 942 } | |
| 943 | |
| 944 | |
| 945 static char * | |
| 946 ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 947 { | |
| 948 ngx_int_t index; | |
| 949 ngx_str_t *value; | |
| 950 ngx_http_variable_t *v; | |
| 951 ngx_http_perl_variable_t *pv; | |
| 952 ngx_http_perl_main_conf_t *pmcf; | |
| 953 | |
| 954 value = cf->args->elts; | |
| 955 | |
| 956 if (value[1].data[0] != '$') { | |
| 957 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 958 "invalid variable name \"%V\"", &value[1]); | |
| 959 return NGX_CONF_ERROR; | |
| 960 } | |
| 961 | |
| 962 value[1].len--; | |
| 963 value[1].data++; | |
| 964 | |
| 1565 | 965 v = ngx_http_add_variable(cf, &value[1], NGX_HTTP_VAR_CHANGEABLE); |
| 599 | 966 if (v == NULL) { |
| 967 return NGX_CONF_ERROR; | |
| 968 } | |
| 969 | |
| 970 pv = ngx_palloc(cf->pool, sizeof(ngx_http_perl_variable_t)); | |
| 971 if (pv == NULL) { | |
| 972 return NGX_CONF_ERROR; | |
| 973 } | |
| 974 | |
| 975 index = ngx_http_get_variable_index(cf, &value[1]); | |
| 976 if (index == NGX_ERROR) { | |
| 977 return NGX_CONF_ERROR; | |
| 978 } | |
| 979 | |
| 980 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module); | |
| 981 | |
| 982 if (pmcf->perl == NULL) { | |
| 983 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) { | |
| 984 return NGX_CONF_ERROR; | |
| 985 } | |
| 986 } | |
| 987 | |
| 988 pv->handler = value[2]; | |
| 989 | |
| 990 { | |
| 991 | |
| 992 dTHXa(pmcf->perl); | |
|
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parents:
872
diff
changeset
|
993 PERL_SET_CONTEXT(pmcf->perl); |
| 599 | 994 |
| 995 ngx_http_perl_eval_anon_sub(aTHX_ &value[2], &pv->sub); | |
| 996 | |
| 997 if (pv->sub == &PL_sv_undef) { | |
| 998 ngx_conf_log_error(NGX_LOG_ERR, cf, 0, | |
| 999 "eval_pv(\"%V\") failed", &value[2]); | |
| 1000 return NGX_CONF_ERROR; | |
| 1001 } | |
| 1002 | |
| 1003 if (pv->sub == NULL) { | |
| 1004 pv->sub = newSVpvn((char *) value[2].data, value[2].len); | |
| 1005 } | |
| 1006 | |
| 1007 } | |
| 1008 | |
| 637 | 1009 v->get_handler = ngx_http_perl_variable; |
| 599 | 1010 v->data = (uintptr_t) pv; |
| 1011 | |
| 1012 return NGX_CONF_OK; | |
| 1013 } | |
|
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parents:
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diff
changeset
|
1014 |
|
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parents:
1165
diff
changeset
|
1015 |
| 1257 | 1016 static ngx_int_t |
| 1017 ngx_http_perl_init_worker(ngx_cycle_t *cycle) | |
| 1018 { | |
|
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|
1019 ngx_http_perl_main_conf_t *pmcf; |
|
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|
1020 |
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|
1021 pmcf = ngx_http_cycle_get_module_main_conf(cycle, ngx_http_perl_module); |
|
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|
1022 |
|
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diff
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|
1023 { |
|
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parents:
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diff
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|
1024 |
|
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|
1025 dTHXa(pmcf->perl); |
|
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|
1026 PERL_SET_CONTEXT(pmcf->perl); |
|
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|
1027 |
| 1257 | 1028 /* set worker's $$ */ |
| 1029 | |
| 1030 sv_setiv(GvSV(gv_fetchpv("$", TRUE, SVt_PV)), (I32) ngx_pid); | |
| 1031 | |
|
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parents:
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diff
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|
1032 } |
|
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parents:
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diff
changeset
|
1033 |
| 1257 | 1034 return NGX_OK; |
| 1035 } | |
| 1036 | |
|
1221
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Igor Sysoev <igor@sysoev.ru>
parents:
1165
diff
changeset
|
1037 static void |
|
aa653367028e
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Igor Sysoev <igor@sysoev.ru>
parents:
1165
diff
changeset
|
1038 ngx_http_perl_exit(ngx_cycle_t *cycle) |
|
aa653367028e
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Igor Sysoev <igor@sysoev.ru>
parents:
1165
diff
changeset
|
1039 { |
|
aa653367028e
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Igor Sysoev <igor@sysoev.ru>
parents:
1165
diff
changeset
|
1040 PERL_SYS_TERM(); |
|
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Igor Sysoev <igor@sysoev.ru>
parents:
1165
diff
changeset
|
1041 } |