Mercurial > hg > nginx
annotate src/http/modules/perl/ngx_http_perl_module.c @ 922:a5b9cdfe3e19
allow "perl" inside "limit_except"
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Thu, 14 Dec 2006 22:13:33 +0000 |
| parents | 90ce4d0e3241 |
| children | f88651afad40 |
| 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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parents:
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changeset
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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); | |
| 47 static PerlInterpreter * | |
| 48 ngx_http_perl_create_interpreter(ngx_http_perl_main_conf_t *pmcf, | |
| 49 ngx_log_t *log); | |
| 653 | 50 static ngx_int_t ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires, |
| 649 | 51 ngx_log_t *log); |
| 599 | 52 static ngx_int_t ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r, |
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parents:
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diff
changeset
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53 HV *nginx, SV *sub, ngx_str_t **args, ngx_str_t *handler, ngx_str_t *rv); |
| 599 | 54 static void ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv); |
| 55 | |
| 56 static ngx_int_t ngx_http_perl_preconfiguration(ngx_conf_t *cf); | |
| 57 static void *ngx_http_perl_create_main_conf(ngx_conf_t *cf); | |
| 58 static char *ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf); | |
| 59 static void *ngx_http_perl_create_loc_conf(ngx_conf_t *cf); | |
| 60 static char *ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent, | |
| 61 void *child); | |
| 62 static char *ngx_http_perl_require(ngx_conf_t *cf, ngx_command_t *cmd, | |
| 63 void *conf); | |
| 64 static char *ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); | |
| 65 static char *ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); | |
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66 |
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67 #if (NGX_HAVE_PERL_MULTIPLICITY) |
| 599 | 68 static void ngx_http_perl_cleanup_perl(void *data); |
| 649 | 69 #endif |
| 599 | 70 |
| 71 | |
| 72 static ngx_command_t ngx_http_perl_commands[] = { | |
| 73 | |
| 74 { ngx_string("perl_modules"), | |
| 75 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, | |
| 76 ngx_conf_set_str_slot, | |
| 77 NGX_HTTP_MAIN_CONF_OFFSET, | |
| 78 offsetof(ngx_http_perl_main_conf_t, modules), | |
| 79 NULL }, | |
| 80 | |
| 81 { ngx_string("perl_require"), | |
| 82 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, | |
| 83 ngx_http_perl_require, | |
| 84 NGX_HTTP_MAIN_CONF_OFFSET, | |
| 85 0, | |
| 86 NULL }, | |
| 87 | |
| 88 { ngx_string("perl"), | |
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89 NGX_HTTP_LOC_CONF|NGX_HTTP_LMT_CONF|NGX_CONF_TAKE1, |
| 599 | 90 ngx_http_perl, |
| 91 NGX_HTTP_LOC_CONF_OFFSET, | |
| 92 0, | |
| 93 NULL }, | |
| 94 | |
| 95 { ngx_string("perl_set"), | |
| 96 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE2, | |
| 97 ngx_http_perl_set, | |
| 98 NGX_HTTP_LOC_CONF_OFFSET, | |
| 99 0, | |
| 100 NULL }, | |
| 101 | |
| 102 ngx_null_command | |
| 103 }; | |
| 104 | |
| 105 | |
| 106 static ngx_http_module_t ngx_http_perl_module_ctx = { | |
| 107 ngx_http_perl_preconfiguration, /* preconfiguration */ | |
| 108 NULL, /* postconfiguration */ | |
| 109 | |
| 110 ngx_http_perl_create_main_conf, /* create main configuration */ | |
| 111 ngx_http_perl_init_main_conf, /* init main configuration */ | |
| 112 | |
| 113 NULL, /* create server configuration */ | |
| 114 NULL, /* merge server configuration */ | |
| 115 | |
| 116 ngx_http_perl_create_loc_conf, /* create location configuration */ | |
| 117 ngx_http_perl_merge_loc_conf /* merge location configuration */ | |
| 118 }; | |
| 119 | |
| 120 | |
| 121 ngx_module_t ngx_http_perl_module = { | |
| 122 NGX_MODULE_V1, | |
| 123 &ngx_http_perl_module_ctx, /* module context */ | |
| 124 ngx_http_perl_commands, /* module directives */ | |
| 125 NGX_HTTP_MODULE, /* module type */ | |
| 126 NULL, /* init master */ | |
| 127 NULL, /* init module */ | |
| 128 NULL, /* init process */ | |
| 129 NULL, /* init thread */ | |
| 130 NULL, /* exit thread */ | |
| 131 NULL, /* exit process */ | |
| 132 NULL, /* exit master */ | |
| 133 NGX_MODULE_V1_PADDING | |
| 134 }; | |
| 135 | |
| 136 | |
| 617 | 137 #if (NGX_HTTP_SSI) |
| 138 | |
| 599 | 139 #define NGX_HTTP_PERL_SSI_SUB 0 |
| 140 #define NGX_HTTP_PERL_SSI_ARG 1 | |
| 141 | |
| 142 | |
| 143 static ngx_http_ssi_param_t ngx_http_perl_ssi_params[] = { | |
| 144 { ngx_string("sub"), NGX_HTTP_PERL_SSI_SUB, 1, 0 }, | |
| 145 { ngx_string("arg"), NGX_HTTP_PERL_SSI_ARG, 0, 1 }, | |
| 146 { ngx_null_string, 0, 0, 0 } | |
| 147 }; | |
| 148 | |
| 149 static ngx_http_ssi_command_t ngx_http_perl_ssi_command = { | |
| 667 | 150 ngx_string("perl"), ngx_http_perl_ssi, ngx_http_perl_ssi_params, 0, 0, 1 |
| 599 | 151 }; |
| 152 | |
| 617 | 153 #endif |
| 154 | |
| 599 | 155 |
| 681 | 156 static ngx_str_t ngx_null_name = ngx_null_string; |
| 157 | |
| 158 | |
| 633 | 159 static HV *nginx_stash; |
| 160 | |
| 599 | 161 static void |
| 162 ngx_http_perl_xs_init(pTHX) | |
| 163 { | |
| 164 newXS("DynaLoader::boot_DynaLoader", boot_DynaLoader, __FILE__); | |
| 633 | 165 |
| 166 nginx_stash = gv_stashpv("nginx", TRUE); | |
| 599 | 167 } |
| 168 | |
| 169 | |
| 170 static ngx_int_t | |
| 171 ngx_http_perl_handler(ngx_http_request_t *r) | |
| 172 { | |
| 629 | 173 /* TODO: Win32 */ |
| 174 if (r->zero_in_uri) { | |
| 175 return NGX_HTTP_NOT_FOUND; | |
| 176 } | |
| 177 | |
| 681 | 178 ngx_http_perl_handle_request(r); |
| 179 | |
| 180 return NGX_DONE; | |
| 629 | 181 } |
| 182 | |
| 183 | |
| 681 | 184 void |
| 629 | 185 ngx_http_perl_handle_request(ngx_http_request_t *r) |
| 186 { | |
| 681 | 187 SV *sub; |
| 599 | 188 ngx_int_t rc; |
| 681 | 189 ngx_str_t uri, args, *handler; |
| 599 | 190 ngx_http_perl_ctx_t *ctx; |
| 191 ngx_http_perl_loc_conf_t *plcf; | |
| 192 ngx_http_perl_main_conf_t *pmcf; | |
| 193 | |
| 194 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl handler"); | |
| 195 | |
| 196 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module); | |
| 197 | |
| 198 if (ctx == NULL) { | |
| 199 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t)); | |
| 200 if (ctx == NULL) { | |
| 681 | 201 ngx_http_finalize_request(r, NGX_ERROR); |
| 629 | 202 return; |
| 599 | 203 } |
| 204 | |
| 205 ngx_http_set_ctx(r, ctx, ngx_http_perl_module); | |
| 206 } | |
| 207 | |
| 208 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module); | |
| 209 | |
| 210 { | |
| 211 | |
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Axe several perl interpreter instances: they may be useful in currently
Igor Sysoev <igor@sysoev.ru>
parents:
871
diff
changeset
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212 dTHXa(pmcf->perl); |
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parents:
872
diff
changeset
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213 PERL_SET_CONTEXT(pmcf->perl); |
| 599 | 214 |
| 681 | 215 if (ctx->next == NULL) { |
| 216 plcf = ngx_http_get_module_loc_conf(r, ngx_http_perl_module); | |
| 217 sub = plcf->sub; | |
| 218 handler = &plcf->handler; | |
| 599 | 219 |
| 681 | 220 } else { |
| 221 sub = ctx->next; | |
| 222 handler = &ngx_null_name; | |
| 223 ctx->next = NULL; | |
| 224 } | |
| 225 | |
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226 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sub, NULL, handler, |
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parents:
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227 NULL); |
| 599 | 228 |
| 229 } | |
| 230 | |
| 231 if (rc > 600) { | |
| 232 rc = NGX_OK; | |
| 233 } | |
| 234 | |
| 235 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 236 "perl handler done: %i", rc); | |
| 237 | |
| 238 if (ctx->redirect_uri.len) { | |
| 239 uri = ctx->redirect_uri; | |
| 240 args = ctx->redirect_args; | |
| 629 | 241 |
| 242 } else { | |
| 243 uri.len = 0; | |
| 599 | 244 } |
| 245 | |
| 633 | 246 ctx->filename.data = NULL; |
| 599 | 247 ctx->redirect_uri.len = 0; |
| 248 | |
| 911 | 249 if (ctx->sleep) { |
| 250 ngx_add_timer(r->connection->write, (ngx_msec_t) ctx->sleep); | |
| 251 r->write_event_handler = ngx_http_perl_sleep_handler; | |
| 252 ctx->sleep = 0; | |
| 253 } | |
| 254 | |
| 681 | 255 if (ctx->done || ctx->next) { |
| 256 return; | |
| 257 } | |
| 258 | |
| 599 | 259 if (uri.len) { |
| 629 | 260 ngx_http_internal_redirect(r, &uri, &args); |
| 261 return; | |
| 599 | 262 } |
| 263 | |
| 264 if (rc == NGX_OK || rc == NGX_HTTP_OK) { | |
| 629 | 265 ngx_http_send_special(r, NGX_HTTP_LAST); |
| 681 | 266 ctx->done = 1; |
| 599 | 267 } |
| 268 | |
| 629 | 269 ngx_http_finalize_request(r, rc); |
| 599 | 270 } |
| 271 | |
| 272 | |
| 911 | 273 static void |
| 274 ngx_http_perl_sleep_handler(ngx_http_request_t *r) | |
| 275 { | |
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276 ngx_event_t *wev; |
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277 |
| 911 | 278 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 279 "perl sleep handler"); | |
| 280 | |
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281 wev = r->connection->write; |
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282 |
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283 if (wev->timedout) { |
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284 wev->timedout = 0; |
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285 ngx_http_perl_handle_request(r); |
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286 return; |
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287 } |
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288 |
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289 if (ngx_handle_write_event(wev, 0) == NGX_ERROR) { |
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290 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
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291 } |
| 911 | 292 } |
| 293 | |
| 294 | |
| 599 | 295 static ngx_int_t |
| 296 ngx_http_perl_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v, | |
| 297 uintptr_t data) | |
| 298 { | |
| 299 ngx_http_perl_variable_t *pv = (ngx_http_perl_variable_t *) data; | |
| 300 | |
| 301 ngx_int_t rc; | |
| 302 ngx_str_t value; | |
| 303 ngx_http_perl_ctx_t *ctx; | |
| 304 ngx_http_perl_main_conf_t *pmcf; | |
| 305 | |
| 306 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 307 "perl variable handler"); | |
| 308 | |
| 309 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module); | |
| 310 | |
| 311 if (ctx == NULL) { | |
| 312 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t)); | |
| 313 if (ctx == NULL) { | |
| 314 return NGX_ERROR; | |
| 315 } | |
| 316 | |
| 317 ngx_http_set_ctx(r, ctx, ngx_http_perl_module); | |
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1c4a5b3f9110
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Igor Sysoev <igor@sysoev.ru>
parents:
871
diff
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318 } |
| 599 | 319 |
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diff
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320 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module); |
| 599 | 321 |
| 322 value.data = NULL; | |
| 323 | |
| 324 { | |
| 325 | |
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parents:
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326 dTHXa(pmcf->perl); |
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327 PERL_SET_CONTEXT(pmcf->perl); |
| 599 | 328 |
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parents:
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diff
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329 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, pv->sub, NULL, |
| 599 | 330 &pv->handler, &value); |
| 331 | |
| 332 } | |
| 333 | |
| 334 if (value.data) { | |
| 335 v->len = value.len; | |
| 336 v->valid = 1; | |
| 337 v->no_cachable = 0; | |
| 338 v->not_found = 0; | |
| 339 v->data = value.data; | |
| 340 | |
| 341 } else { | |
| 342 v->not_found = 1; | |
| 343 } | |
| 344 | |
| 633 | 345 ctx->filename.data = NULL; |
| 599 | 346 ctx->redirect_uri.len = 0; |
| 347 | |
| 871 | 348 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 349 "perl variable done"); | |
| 350 | |
| 599 | 351 return rc; |
| 352 } | |
| 353 | |
| 354 | |
| 617 | 355 #if (NGX_HTTP_SSI) |
| 356 | |
| 599 | 357 static ngx_int_t |
| 358 ngx_http_perl_ssi(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ssi_ctx, | |
| 359 ngx_str_t **params) | |
| 360 { | |
| 361 SV *sv; | |
| 362 ngx_int_t rc; | |
| 363 ngx_str_t *handler; | |
| 364 ngx_http_perl_ctx_t *ctx; | |
| 365 ngx_http_perl_main_conf_t *pmcf; | |
| 366 | |
| 367 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 368 "perl ssi handler"); | |
| 369 | |
| 370 ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module); | |
| 371 | |
| 372 if (ctx == NULL) { | |
| 373 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t)); | |
| 374 if (ctx == NULL) { | |
| 375 return NGX_ERROR; | |
| 376 } | |
| 377 | |
| 378 ngx_http_set_ctx(r, ctx, ngx_http_perl_module); | |
| 379 } | |
| 380 | |
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872
1c4a5b3f9110
Axe several perl interpreter instances: they may be useful in currently
Igor Sysoev <igor@sysoev.ru>
parents:
871
diff
changeset
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381 pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module); |
| 599 | 382 |
| 383 ctx->ssi = ssi_ctx; | |
| 384 | |
| 385 handler = params[NGX_HTTP_PERL_SSI_SUB]; | |
| 386 handler->data[handler->len] = '\0'; | |
| 387 | |
| 388 { | |
| 389 | |
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Igor Sysoev <igor@sysoev.ru>
parents:
871
diff
changeset
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390 dTHXa(pmcf->perl); |
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873
f92ad15c2db1
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parents:
872
diff
changeset
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391 PERL_SET_CONTEXT(pmcf->perl); |
| 599 | 392 |
| 651 | 393 #if 0 |
| 394 | |
| 395 /* the code is disabled to force the precompiled perl code using only */ | |
| 396 | |
| 397 ngx_http_perl_eval_anon_sub(aTHX_ handler, &sv); | |
| 398 | |
| 399 if (sv == &PL_sv_undef) { | |
| 400 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 401 "eval_pv(\"%V\") failed", handler); | |
| 402 return NGX_ERROR; | |
| 403 } | |
| 404 | |
| 405 if (sv == NULL) { | |
| 406 sv = newSVpvn((char *) handler->data, handler->len); | |
| 407 } | |
| 408 | |
| 409 #endif | |
| 410 | |
| 599 | 411 sv = newSVpvn((char *) handler->data, handler->len); |
| 412 | |
|
873
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
413 rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sv, |
|
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
414 ¶ms[NGX_HTTP_PERL_SSI_ARG], |
| 599 | 415 handler, NULL); |
| 416 | |
| 417 SvREFCNT_dec(sv); | |
| 418 | |
| 419 } | |
| 420 | |
| 633 | 421 ctx->filename.data = NULL; |
| 599 | 422 ctx->redirect_uri.len = 0; |
| 423 ctx->ssi = NULL; | |
| 424 | |
| 871 | 425 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl ssi done"); |
| 426 | |
| 599 | 427 return rc; |
| 428 } | |
| 429 | |
| 617 | 430 #endif |
| 431 | |
| 599 | 432 |
| 433 static char * | |
| 434 ngx_http_perl_init_interpreter(ngx_conf_t *cf, ngx_http_perl_main_conf_t *pmcf) | |
| 435 { | |
|
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diff
changeset
|
436 #if (NGX_HAVE_PERL_MULTIPLICITY) |
| 653 | 437 ngx_pool_cleanup_t *cln; |
| 599 | 438 |
| 439 cln = ngx_pool_cleanup_add(cf->pool, 0); | |
| 440 if (cln == NULL) { | |
| 441 return NGX_CONF_ERROR; | |
| 442 } | |
| 443 | |
| 649 | 444 #else |
| 445 static PerlInterpreter *perl; | |
| 446 #endif | |
| 447 | |
| 599 | 448 #ifdef NGX_PERL_MODULES |
| 449 if (pmcf->modules.data == NULL) { | |
| 450 pmcf->modules.data = NGX_PERL_MODULES; | |
| 451 } | |
| 452 #endif | |
| 453 | |
| 639 | 454 if (pmcf->modules.data) { |
| 455 if (ngx_conf_full_name(cf->cycle, &pmcf->modules) != NGX_OK) { | |
| 456 return NGX_CONF_ERROR; | |
| 457 } | |
| 629 | 458 } |
| 459 | |
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diff
changeset
|
460 #if !(NGX_HAVE_PERL_MULTIPLICITY) |
| 649 | 461 |
| 462 if (perl) { | |
| 653 | 463 if (ngx_http_perl_run_requires(aTHX_ &pmcf->requires, cf->log) |
| 464 != NGX_OK) | |
| 465 { | |
| 649 | 466 return NGX_CONF_ERROR; |
| 467 } | |
| 468 | |
| 469 pmcf->perl = perl; | |
| 470 | |
| 471 return NGX_CONF_OK; | |
| 472 } | |
| 473 | |
| 474 #endif | |
| 475 | |
| 599 | 476 PERL_SYS_INIT(&ngx_argc, &ngx_argv); |
| 477 | |
| 478 pmcf->perl = ngx_http_perl_create_interpreter(pmcf, cf->log); | |
| 479 | |
| 480 if (pmcf->perl == NULL) { | |
| 481 PERL_SYS_TERM(); | |
| 482 return NGX_CONF_ERROR; | |
| 483 } | |
| 484 | |
|
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diff
changeset
|
485 pmcf->nginx = nginx_stash; |
|
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diff
changeset
|
486 |
|
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1c4a5b3f9110
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Igor Sysoev <igor@sysoev.ru>
parents:
871
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 * | |
| 503 ngx_http_perl_create_interpreter(ngx_http_perl_main_conf_t *pmcf, | |
| 504 ngx_log_t *log) | |
| 505 { | |
| 506 int n; | |
| 775 | 507 STRLEN len; |
| 508 SV *sv; | |
| 509 char *ver, *embedding[6]; | |
| 599 | 510 PerlInterpreter *perl; |
| 511 | |
| 512 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, log, 0, "create perl interpreter"); | |
| 513 | |
| 514 perl = perl_alloc(); | |
| 515 if (perl == NULL) { | |
| 516 ngx_log_error(NGX_LOG_ALERT, log, 0, "perl_alloc() failed"); | |
| 517 return NULL; | |
| 518 } | |
| 519 | |
| 520 { | |
| 521 | |
| 522 dTHXa(perl); | |
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|
523 PERL_SET_CONTEXT(perl); |
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changeset
|
524 |
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diff
changeset
|
525 perl_construct(perl); |
| 599 | 526 |
| 527 #ifdef PERL_EXIT_DESTRUCT_END | |
| 528 PL_exit_flags |= PERL_EXIT_DESTRUCT_END; | |
| 529 #endif | |
| 530 | |
| 531 embedding[0] = ""; | |
| 532 | |
| 533 if (pmcf->modules.data) { | |
| 534 embedding[1] = "-I"; | |
| 535 embedding[2] = (char *) pmcf->modules.data; | |
| 536 n = 3; | |
| 537 | |
| 538 } else { | |
| 539 n = 1; | |
| 540 } | |
| 541 | |
| 542 embedding[n++] = "-Mnginx"; | |
| 543 embedding[n++] = "-e"; | |
| 544 embedding[n++] = "0"; | |
| 545 | |
| 546 n = perl_parse(perl, ngx_http_perl_xs_init, n, embedding, NULL); | |
| 547 | |
| 548 if (n != 0) { | |
| 549 ngx_log_error(NGX_LOG_ALERT, log, 0, "perl_parse() failed: %d", n); | |
| 550 goto fail; | |
| 551 } | |
| 552 | |
| 775 | 553 sv = get_sv("nginx::VERSION", FALSE); |
| 554 ver = SvPV(sv, len); | |
| 555 | |
| 556 if (ngx_strcmp(ver, NGINX_VERSION) != 0) { | |
| 557 ngx_log_error(NGX_LOG_ALERT, log, 0, | |
| 558 "version " NGINX_VERSION " of nginx.pm is required, " | |
| 559 "but %s was found", ver); | |
| 560 goto fail; | |
| 561 } | |
| 562 | |
| 653 | 563 if (ngx_http_perl_run_requires(aTHX_ &pmcf->requires, log) != NGX_OK) { |
| 649 | 564 goto fail; |
| 599 | 565 } |
| 566 | |
| 567 } | |
| 568 | |
| 569 return perl; | |
| 570 | |
| 571 fail: | |
| 572 | |
| 573 (void) perl_destruct(perl); | |
| 574 | |
| 575 perl_free(perl); | |
| 576 | |
| 577 return NULL; | |
| 578 } | |
| 579 | |
| 580 | |
| 649 | 581 static ngx_int_t |
| 653 | 582 ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires, ngx_log_t *log) |
| 649 | 583 { |
| 584 char **script; | |
| 585 STRLEN len; | |
| 586 ngx_str_t err; | |
| 587 ngx_uint_t i; | |
| 588 | |
| 589 script = requires->elts; | |
| 590 for (i = 0; i < requires->nelts; i++) { | |
| 591 | |
| 592 require_pv(script[i]); | |
| 593 | |
| 594 if (SvTRUE(ERRSV)) { | |
| 595 | |
| 596 err.data = (u_char *) SvPV(ERRSV, len); | |
| 597 for (len--; err.data[len] == LF || err.data[len] == CR; len--) { | |
| 598 /* void */ | |
| 599 } | |
| 600 err.len = len + 1; | |
| 601 | |
| 602 ngx_log_error(NGX_LOG_EMERG, log, 0, | |
| 603 "require_pv(\"%s\") failed: \"%V\"", script[i], &err); | |
| 604 | |
| 605 return NGX_ERROR; | |
| 606 } | |
| 607 } | |
| 608 | |
| 609 return NGX_OK; | |
| 610 } | |
| 611 | |
| 612 | |
| 599 | 613 static ngx_int_t |
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changeset
|
614 ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r, HV *nginx, SV *sub, |
| 599 | 615 ngx_str_t **args, ngx_str_t *handler, ngx_str_t *rv) |
| 616 { | |
| 617 SV *sv; | |
| 618 int n, status; | |
| 619 char *line; | |
| 620 STRLEN len, n_a; | |
| 621 ngx_str_t err; | |
| 622 ngx_uint_t i; | |
| 623 | |
| 624 dSP; | |
| 625 | |
| 626 status = 0; | |
| 627 | |
| 628 ENTER; | |
| 629 SAVETMPS; | |
| 630 | |
| 631 PUSHMARK(sp); | |
| 632 | |
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diff
changeset
|
633 sv = sv_2mortal(sv_bless(newRV_noinc(newSViv(PTR2IV(r))), nginx)); |
| 599 | 634 XPUSHs(sv); |
| 635 | |
| 636 if (args) { | |
| 637 for (i = 0; args[i]; i++) { /* void */ } | |
| 638 | |
| 639 EXTEND(sp, (int) i); | |
| 640 | |
| 641 for (i = 0; args[i]; i++) { | |
| 642 PUSHs(sv_2mortal(newSVpvn((char *) args[i]->data, args[i]->len))); | |
| 643 } | |
| 644 } | |
| 645 | |
| 646 PUTBACK; | |
| 647 | |
| 648 n = call_sv(sub, G_EVAL); | |
| 649 | |
| 650 SPAGAIN; | |
| 651 | |
| 652 if (n) { | |
| 653 if (rv == NULL) { | |
| 654 status = POPi; | |
| 655 | |
| 656 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 657 "call_sv: %d", status); | |
| 658 | |
| 659 } else { | |
| 619 | 660 line = SvPVx(POPs, n_a); |
| 599 | 661 rv->len = n_a; |
| 662 | |
| 663 rv->data = ngx_palloc(r->pool, n_a); | |
| 664 if (rv->data == NULL) { | |
| 665 return NGX_ERROR; | |
| 666 } | |
| 667 | |
| 668 ngx_memcpy(rv->data, line, n_a); | |
| 669 } | |
| 670 } | |
| 671 | |
| 672 PUTBACK; | |
| 673 | |
| 674 FREETMPS; | |
| 675 LEAVE; | |
| 676 | |
| 677 /* check $@ */ | |
| 678 | |
| 679 if (SvTRUE(ERRSV)) { | |
| 680 | |
| 681 err.data = (u_char *) SvPV(ERRSV, len); | |
| 682 for (len--; err.data[len] == LF || err.data[len] == CR; len--) { | |
| 683 /* void */ | |
| 684 } | |
| 685 err.len = len + 1; | |
| 686 | |
| 687 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 688 "call_sv(\"%V\") failed: \"%V\"", | |
| 689 handler, &err); | |
| 690 | |
| 691 if (rv) { | |
| 692 return NGX_ERROR; | |
| 693 } | |
| 694 | |
| 695 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 696 } | |
| 697 | |
| 698 if (n != 1) { | |
| 699 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, | |
| 700 "call_sv(\"%V\") returned %d results", handler, n); | |
| 701 status = NGX_OK; | |
| 702 } | |
| 703 | |
| 704 if (rv) { | |
| 705 return NGX_OK; | |
| 706 } | |
| 707 | |
| 708 return (ngx_int_t) status; | |
| 709 } | |
| 710 | |
| 711 | |
| 712 static void | |
| 713 ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv) | |
| 714 { | |
| 623 | 715 u_char *p; |
| 716 | |
| 717 for (p = handler->data; *p; p++) { | |
| 718 if (*p != ' ' && *p != '\t' && *p != CR && *p != LF) { | |
| 719 break; | |
| 720 } | |
| 721 } | |
| 722 | |
| 649 | 723 if (ngx_strncmp(p, "sub ", 4) == 0 || ngx_strncmp(p, "use ", 4) == 0) { |
| 623 | 724 *sv = eval_pv((char *) p, FALSE); |
| 874 | 725 |
| 726 /* eval_pv() does not set ERRSV on failure */ | |
| 727 | |
| 599 | 728 return; |
| 729 } | |
| 730 | |
| 731 *sv = NULL; | |
| 732 } | |
| 733 | |
| 734 | |
| 735 static void * | |
| 736 ngx_http_perl_create_main_conf(ngx_conf_t *cf) | |
| 737 { | |
| 738 ngx_http_perl_main_conf_t *pmcf; | |
| 739 | |
| 740 pmcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_main_conf_t)); | |
| 741 if (pmcf == NULL) { | |
| 742 return NGX_CONF_ERROR; | |
| 743 } | |
| 744 | |
| 745 if (ngx_array_init(&pmcf->requires, cf->pool, 1, sizeof(u_char *)) | |
| 746 != NGX_OK) | |
| 747 { | |
| 748 return NULL; | |
| 749 } | |
| 750 | |
| 751 return pmcf; | |
| 752 } | |
| 753 | |
| 754 | |
| 755 static char * | |
| 756 ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf) | |
| 757 { | |
| 758 ngx_http_perl_main_conf_t *pmcf = conf; | |
| 759 | |
| 760 if (pmcf->perl == NULL) { | |
| 761 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) { | |
| 762 return NGX_CONF_ERROR; | |
| 763 } | |
| 764 } | |
| 765 | |
| 766 return NGX_CONF_OK; | |
| 767 } | |
| 768 | |
| 769 | |
|
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1c4a5b3f9110
Axe several perl interpreter instances: they may be useful in currently
Igor Sysoev <igor@sysoev.ru>
parents:
871
diff
changeset
|
770 #if (NGX_HAVE_PERL_MULTIPLICITY) |
| 649 | 771 |
| 599 | 772 static void |
| 773 ngx_http_perl_cleanup_perl(void *data) | |
| 774 { | |
| 649 | 775 PerlInterpreter *perl = data; |
| 599 | 776 |
|
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fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
777 PERL_SET_CONTEXT(perl); |
|
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Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
778 |
| 599 | 779 (void) perl_destruct(perl); |
| 780 | |
| 781 perl_free(perl); | |
| 782 | |
| 783 PERL_SYS_TERM(); | |
| 784 } | |
| 785 | |
| 649 | 786 #endif |
| 787 | |
| 788 | |
| 599 | 789 static ngx_int_t |
| 790 ngx_http_perl_preconfiguration(ngx_conf_t *cf) | |
| 791 { | |
| 617 | 792 #if (NGX_HTTP_SSI) |
| 599 | 793 ngx_int_t rc; |
| 794 ngx_http_ssi_main_conf_t *smcf; | |
| 795 | |
| 796 smcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_ssi_filter_module); | |
| 797 | |
| 798 rc = ngx_hash_add_key(&smcf->commands, &ngx_http_perl_ssi_command.name, | |
| 799 &ngx_http_perl_ssi_command, NGX_HASH_READONLY_KEY); | |
| 800 | |
| 801 if (rc != NGX_OK) { | |
| 802 if (rc == NGX_BUSY) { | |
| 803 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 804 "conflicting SSI command \"%V\"", | |
| 805 &ngx_http_perl_ssi_command.name); | |
| 806 } | |
| 807 | |
| 808 return NGX_ERROR; | |
| 809 } | |
| 617 | 810 #endif |
| 599 | 811 |
| 812 return NGX_OK; | |
| 813 } | |
| 814 | |
| 815 | |
| 816 static void * | |
| 817 ngx_http_perl_create_loc_conf(ngx_conf_t *cf) | |
| 818 { | |
| 819 ngx_http_perl_loc_conf_t *plcf; | |
| 820 | |
| 821 plcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_loc_conf_t)); | |
| 822 if (plcf == NULL) { | |
| 823 return NGX_CONF_ERROR; | |
| 824 } | |
| 825 | |
| 826 /* | |
| 827 * set by ngx_pcalloc(): | |
| 828 * | |
| 829 * plcf->handler = { 0, NULL }; | |
| 830 */ | |
| 831 | |
| 832 return plcf; | |
| 833 } | |
| 834 | |
| 835 | |
| 836 static char * | |
| 837 ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
| 838 { | |
| 839 ngx_http_perl_loc_conf_t *prev = parent; | |
| 840 ngx_http_perl_loc_conf_t *conf = child; | |
| 841 | |
| 842 if (conf->sub == NULL) { | |
| 843 conf->sub = prev->sub; | |
| 844 conf->handler = prev->handler; | |
| 845 } | |
| 846 | |
| 847 return NGX_CONF_OK; | |
| 848 } | |
| 849 | |
| 850 | |
| 851 static char * | |
| 852 ngx_http_perl_require(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 853 { | |
| 854 ngx_http_perl_main_conf_t *pmcf = conf; | |
| 855 | |
| 856 u_char **p; | |
| 857 ngx_str_t *value; | |
| 858 | |
| 859 value = cf->args->elts; | |
| 860 | |
| 861 p = ngx_array_push(&pmcf->requires); | |
| 862 | |
| 863 if (p == NULL) { | |
| 864 return NGX_CONF_ERROR; | |
| 865 } | |
| 866 | |
| 867 *p = value[1].data; | |
| 868 | |
| 869 return NGX_CONF_OK; | |
| 870 } | |
| 871 | |
| 872 | |
| 873 static char * | |
| 874 ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 875 { | |
| 876 ngx_http_perl_loc_conf_t *plcf = conf; | |
| 877 | |
| 878 ngx_str_t *value; | |
| 879 ngx_http_core_loc_conf_t *clcf; | |
| 880 ngx_http_perl_main_conf_t *pmcf; | |
| 881 | |
| 882 value = cf->args->elts; | |
| 883 | |
| 884 if (plcf->handler.data) { | |
| 885 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 886 "duplicate perl handler \"%V\"", &value[1]); | |
| 887 return NGX_CONF_ERROR; | |
| 888 } | |
| 889 | |
| 890 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module); | |
| 891 | |
| 892 if (pmcf->perl == NULL) { | |
| 893 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) { | |
| 894 return NGX_CONF_ERROR; | |
| 895 } | |
| 896 } | |
| 897 | |
| 898 plcf->handler = value[1]; | |
| 899 | |
| 900 { | |
| 901 | |
| 902 dTHXa(pmcf->perl); | |
|
873
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fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
903 PERL_SET_CONTEXT(pmcf->perl); |
| 599 | 904 |
| 905 ngx_http_perl_eval_anon_sub(aTHX_ &value[1], &plcf->sub); | |
| 906 | |
| 907 if (plcf->sub == &PL_sv_undef) { | |
| 908 ngx_conf_log_error(NGX_LOG_ERR, cf, 0, | |
| 909 "eval_pv(\"%V\") failed", &value[1]); | |
| 910 return NGX_CONF_ERROR; | |
| 911 } | |
| 912 | |
| 913 if (plcf->sub == NULL) { | |
| 914 plcf->sub = newSVpvn((char *) value[1].data, value[1].len); | |
| 915 } | |
| 916 | |
| 917 } | |
| 918 | |
| 919 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); | |
| 920 clcf->handler = ngx_http_perl_handler; | |
| 921 | |
| 922 return NGX_CONF_OK; | |
| 923 } | |
| 924 | |
| 925 | |
| 926 static char * | |
| 927 ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 928 { | |
| 929 ngx_int_t index; | |
| 930 ngx_str_t *value; | |
| 931 ngx_http_variable_t *v; | |
| 932 ngx_http_perl_variable_t *pv; | |
| 933 ngx_http_perl_main_conf_t *pmcf; | |
| 934 | |
| 935 value = cf->args->elts; | |
| 936 | |
| 937 if (value[1].data[0] != '$') { | |
| 938 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 939 "invalid variable name \"%V\"", &value[1]); | |
| 940 return NGX_CONF_ERROR; | |
| 941 } | |
| 942 | |
| 943 value[1].len--; | |
| 944 value[1].data++; | |
| 945 | |
| 946 v = ngx_http_add_variable(cf, &value[1], NGX_HTTP_VAR_CHANGABLE); | |
| 947 if (v == NULL) { | |
| 948 return NGX_CONF_ERROR; | |
| 949 } | |
| 950 | |
| 951 pv = ngx_palloc(cf->pool, sizeof(ngx_http_perl_variable_t)); | |
| 952 if (pv == NULL) { | |
| 953 return NGX_CONF_ERROR; | |
| 954 } | |
| 955 | |
| 956 index = ngx_http_get_variable_index(cf, &value[1]); | |
| 957 if (index == NGX_ERROR) { | |
| 958 return NGX_CONF_ERROR; | |
| 959 } | |
| 960 | |
| 961 pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module); | |
| 962 | |
| 963 if (pmcf->perl == NULL) { | |
| 964 if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) { | |
| 965 return NGX_CONF_ERROR; | |
| 966 } | |
| 967 } | |
| 968 | |
| 969 pv->handler = value[2]; | |
| 970 | |
| 971 { | |
| 972 | |
| 973 dTHXa(pmcf->perl); | |
|
873
f92ad15c2db1
fix segfaults in future workers those will use old configuration,
Igor Sysoev <igor@sysoev.ru>
parents:
872
diff
changeset
|
974 PERL_SET_CONTEXT(pmcf->perl); |
| 599 | 975 |
| 976 ngx_http_perl_eval_anon_sub(aTHX_ &value[2], &pv->sub); | |
| 977 | |
| 978 if (pv->sub == &PL_sv_undef) { | |
| 979 ngx_conf_log_error(NGX_LOG_ERR, cf, 0, | |
| 980 "eval_pv(\"%V\") failed", &value[2]); | |
| 981 return NGX_CONF_ERROR; | |
| 982 } | |
| 983 | |
| 984 if (pv->sub == NULL) { | |
| 985 pv->sub = newSVpvn((char *) value[2].data, value[2].len); | |
| 986 } | |
| 987 | |
| 988 } | |
| 989 | |
| 637 | 990 v->get_handler = ngx_http_perl_variable; |
| 599 | 991 v->data = (uintptr_t) pv; |
| 992 | |
| 993 return NGX_CONF_OK; | |
| 994 } |