Annotation of embedaddon/php/sapi/apache2handler/sapi_apache2.c, revision 1.1
1.1 ! misho 1: /*
! 2: +----------------------------------------------------------------------+
! 3: | PHP Version 5 |
! 4: +----------------------------------------------------------------------+
! 5: | Copyright (c) 1997-2012 The PHP Group |
! 6: +----------------------------------------------------------------------+
! 7: | This source file is subject to version 3.01 of the PHP license, |
! 8: | that is bundled with this package in the file LICENSE, and is |
! 9: | available through the world-wide-web at the following url: |
! 10: | http://www.php.net/license/3_01.txt |
! 11: | If you did not receive a copy of the PHP license and are unable to |
! 12: | obtain it through the world-wide-web, please send a note to |
! 13: | license@php.net so we can mail you a copy immediately. |
! 14: +----------------------------------------------------------------------+
! 15: | Authors: Sascha Schumann <sascha@schumann.cx> |
! 16: | Parts based on Apache 1.3 SAPI module by |
! 17: | Rasmus Lerdorf and Zeev Suraski |
! 18: +----------------------------------------------------------------------+
! 19: */
! 20:
! 21: /* $Id: sapi_apache2.c 321634 2012-01-01 13:15:04Z felipe $ */
! 22:
! 23: #define ZEND_INCLUDE_FULL_WINDOWS_HEADERS
! 24:
! 25: #include "php.h"
! 26: #include "php_main.h"
! 27: #include "php_ini.h"
! 28: #include "php_variables.h"
! 29: #include "SAPI.h"
! 30:
! 31: #include <fcntl.h>
! 32:
! 33: #include "ext/standard/php_smart_str.h"
! 34: #ifndef NETWARE
! 35: #include "ext/standard/php_standard.h"
! 36: #else
! 37: #include "ext/standard/basic_functions.h"
! 38: #endif
! 39:
! 40: #include "apr_strings.h"
! 41: #include "ap_config.h"
! 42: #include "util_filter.h"
! 43: #include "httpd.h"
! 44: #include "http_config.h"
! 45: #include "http_request.h"
! 46: #include "http_core.h"
! 47: #include "http_protocol.h"
! 48: #include "http_log.h"
! 49: #include "http_main.h"
! 50: #include "util_script.h"
! 51: #include "http_core.h"
! 52: #include "ap_mpm.h"
! 53:
! 54: #include "php_apache.h"
! 55:
! 56: #ifdef PHP_WIN32
! 57: # if _MSC_VER <= 1300
! 58: # include "win32/php_strtoi64.h"
! 59: # endif
! 60: #endif
! 61:
! 62: /* UnixWare and Netware define shutdown to _shutdown, which causes problems later
! 63: * on when using a structure member named shutdown. Since this source
! 64: * file does not use the system call shutdown, it is safe to #undef it.K
! 65: */
! 66: #undef shutdown
! 67:
! 68: #define PHP_MAGIC_TYPE "application/x-httpd-php"
! 69: #define PHP_SOURCE_MAGIC_TYPE "application/x-httpd-php-source"
! 70: #define PHP_SCRIPT "php5-script"
! 71:
! 72: /* A way to specify the location of the php.ini dir in an apache directive */
! 73: char *apache2_php_ini_path_override = NULL;
! 74:
! 75: static int
! 76: php_apache_sapi_ub_write(const char *str, uint str_length TSRMLS_DC)
! 77: {
! 78: request_rec *r;
! 79: php_struct *ctx;
! 80:
! 81: ctx = SG(server_context);
! 82: r = ctx->r;
! 83:
! 84: if (ap_rwrite(str, str_length, r) < 0) {
! 85: php_handle_aborted_connection();
! 86: }
! 87:
! 88: return str_length; /* we always consume all the data passed to us. */
! 89: }
! 90:
! 91: static int
! 92: php_apache_sapi_header_handler(sapi_header_struct *sapi_header, sapi_header_op_enum op, sapi_headers_struct *sapi_headers TSRMLS_DC)
! 93: {
! 94: php_struct *ctx;
! 95: char *val, *ptr;
! 96:
! 97: ctx = SG(server_context);
! 98:
! 99: switch (op) {
! 100: case SAPI_HEADER_DELETE:
! 101: apr_table_unset(ctx->r->headers_out, sapi_header->header);
! 102: return 0;
! 103:
! 104: case SAPI_HEADER_DELETE_ALL:
! 105: apr_table_clear(ctx->r->headers_out);
! 106: return 0;
! 107:
! 108: case SAPI_HEADER_ADD:
! 109: case SAPI_HEADER_REPLACE:
! 110: val = strchr(sapi_header->header, ':');
! 111:
! 112: if (!val) {
! 113: return 0;
! 114: }
! 115: ptr = val;
! 116:
! 117: *val = '\0';
! 118:
! 119: do {
! 120: val++;
! 121: } while (*val == ' ');
! 122:
! 123: if (!strcasecmp(sapi_header->header, "content-type")) {
! 124: if (ctx->content_type) {
! 125: efree(ctx->content_type);
! 126: }
! 127: ctx->content_type = estrdup(val);
! 128: } else if (!strcasecmp(sapi_header->header, "content-length")) {
! 129: #ifdef PHP_WIN32
! 130: # ifdef APR_HAS_LARGE_FILES
! 131: ap_set_content_length(ctx->r, (apr_off_t) _strtoui64(val, (char **)NULL, 10));
! 132: # else
! 133: ap_set_content_length(ctx->r, (apr_off_t) strtol(val, (char **)NULL, 10));
! 134: # endif
! 135: #else
! 136: ap_set_content_length(ctx->r, (apr_off_t) strtol(val, (char **)NULL, 10));
! 137: #endif
! 138: } else if (op == SAPI_HEADER_REPLACE) {
! 139: apr_table_set(ctx->r->headers_out, sapi_header->header, val);
! 140: } else {
! 141: apr_table_add(ctx->r->headers_out, sapi_header->header, val);
! 142: }
! 143:
! 144: *ptr = ':';
! 145:
! 146: return SAPI_HEADER_ADD;
! 147:
! 148: default:
! 149: return 0;
! 150: }
! 151: }
! 152:
! 153: static int
! 154: php_apache_sapi_send_headers(sapi_headers_struct *sapi_headers TSRMLS_DC)
! 155: {
! 156: php_struct *ctx = SG(server_context);
! 157: const char *sline = SG(sapi_headers).http_status_line;
! 158:
! 159: ctx->r->status = SG(sapi_headers).http_response_code;
! 160:
! 161: /* httpd requires that r->status_line is set to the first digit of
! 162: * the status-code: */
! 163: if (sline && strlen(sline) > 12 && strncmp(sline, "HTTP/1.", 7) == 0 && sline[8] == ' ') {
! 164: ctx->r->status_line = apr_pstrdup(ctx->r->pool, sline + 9);
! 165: ctx->r->proto_num = 1000 + (sline[7]-'0');
! 166: if ((sline[7]-'0') == 0) {
! 167: apr_table_set(ctx->r->subprocess_env, "force-response-1.0", "true");
! 168: }
! 169: }
! 170:
! 171: /* call ap_set_content_type only once, else each time we call it,
! 172: configured output filters for that content type will be added */
! 173: if (!ctx->content_type) {
! 174: ctx->content_type = sapi_get_default_content_type(TSRMLS_C);
! 175: }
! 176: ap_set_content_type(ctx->r, apr_pstrdup(ctx->r->pool, ctx->content_type));
! 177: efree(ctx->content_type);
! 178: ctx->content_type = NULL;
! 179:
! 180: return SAPI_HEADER_SENT_SUCCESSFULLY;
! 181: }
! 182:
! 183: static int
! 184: php_apache_sapi_read_post(char *buf, uint count_bytes TSRMLS_DC)
! 185: {
! 186: apr_size_t len, tlen=0;
! 187: php_struct *ctx = SG(server_context);
! 188: request_rec *r;
! 189: apr_bucket_brigade *brigade;
! 190:
! 191: r = ctx->r;
! 192: brigade = ctx->brigade;
! 193: len = count_bytes;
! 194:
! 195: /*
! 196: * This loop is needed because ap_get_brigade() can return us partial data
! 197: * which would cause premature termination of request read. Therefor we
! 198: * need to make sure that if data is available we fill the buffer completely.
! 199: */
! 200:
! 201: while (ap_get_brigade(r->input_filters, brigade, AP_MODE_READBYTES, APR_BLOCK_READ, len) == APR_SUCCESS) {
! 202: apr_brigade_flatten(brigade, buf, &len);
! 203: apr_brigade_cleanup(brigade);
! 204: tlen += len;
! 205: if (tlen == count_bytes || !len) {
! 206: break;
! 207: }
! 208: buf += len;
! 209: len = count_bytes - tlen;
! 210: }
! 211:
! 212: return tlen;
! 213: }
! 214:
! 215: static struct stat*
! 216: php_apache_sapi_get_stat(TSRMLS_D)
! 217: {
! 218: php_struct *ctx = SG(server_context);
! 219:
! 220: ctx->finfo.st_uid = ctx->r->finfo.user;
! 221: ctx->finfo.st_gid = ctx->r->finfo.group;
! 222: ctx->finfo.st_dev = ctx->r->finfo.device;
! 223: ctx->finfo.st_ino = ctx->r->finfo.inode;
! 224: #if defined(NETWARE) && defined(CLIB_STAT_PATCH)
! 225: ctx->finfo.st_atime.tv_sec = apr_time_sec(ctx->r->finfo.atime);
! 226: ctx->finfo.st_mtime.tv_sec = apr_time_sec(ctx->r->finfo.mtime);
! 227: ctx->finfo.st_ctime.tv_sec = apr_time_sec(ctx->r->finfo.ctime);
! 228: #else
! 229: ctx->finfo.st_atime = apr_time_sec(ctx->r->finfo.atime);
! 230: ctx->finfo.st_mtime = apr_time_sec(ctx->r->finfo.mtime);
! 231: ctx->finfo.st_ctime = apr_time_sec(ctx->r->finfo.ctime);
! 232: #endif
! 233:
! 234: ctx->finfo.st_size = ctx->r->finfo.size;
! 235: ctx->finfo.st_nlink = ctx->r->finfo.nlink;
! 236:
! 237: return &ctx->finfo;
! 238: }
! 239:
! 240: static char *
! 241: php_apache_sapi_read_cookies(TSRMLS_D)
! 242: {
! 243: php_struct *ctx = SG(server_context);
! 244: const char *http_cookie;
! 245:
! 246: http_cookie = apr_table_get(ctx->r->headers_in, "cookie");
! 247:
! 248: /* The SAPI interface should use 'const char *' */
! 249: return (char *) http_cookie;
! 250: }
! 251:
! 252: static char *
! 253: php_apache_sapi_getenv(char *name, size_t name_len TSRMLS_DC)
! 254: {
! 255: php_struct *ctx = SG(server_context);
! 256: const char *env_var;
! 257:
! 258: if (ctx == NULL) {
! 259: return NULL;
! 260: }
! 261:
! 262: env_var = apr_table_get(ctx->r->subprocess_env, name);
! 263:
! 264: return (char *) env_var;
! 265: }
! 266:
! 267: static void
! 268: php_apache_sapi_register_variables(zval *track_vars_array TSRMLS_DC)
! 269: {
! 270: php_struct *ctx = SG(server_context);
! 271: const apr_array_header_t *arr = apr_table_elts(ctx->r->subprocess_env);
! 272: char *key, *val;
! 273: int new_val_len;
! 274:
! 275: APR_ARRAY_FOREACH_OPEN(arr, key, val)
! 276: if (!val) {
! 277: val = "";
! 278: }
! 279: if (sapi_module.input_filter(PARSE_SERVER, key, &val, strlen(val), &new_val_len TSRMLS_CC)) {
! 280: php_register_variable_safe(key, val, new_val_len, track_vars_array TSRMLS_CC);
! 281: }
! 282: APR_ARRAY_FOREACH_CLOSE()
! 283:
! 284: if (sapi_module.input_filter(PARSE_SERVER, "PHP_SELF", &ctx->r->uri, strlen(ctx->r->uri), &new_val_len TSRMLS_CC)) {
! 285: php_register_variable_safe("PHP_SELF", ctx->r->uri, new_val_len, track_vars_array TSRMLS_CC);
! 286: }
! 287: }
! 288:
! 289: static void
! 290: php_apache_sapi_flush(void *server_context)
! 291: {
! 292: php_struct *ctx;
! 293: request_rec *r;
! 294: TSRMLS_FETCH();
! 295:
! 296: ctx = server_context;
! 297:
! 298: /* If we haven't registered a server_context yet,
! 299: * then don't bother flushing. */
! 300: if (!server_context) {
! 301: return;
! 302: }
! 303:
! 304: r = ctx->r;
! 305:
! 306: sapi_send_headers(TSRMLS_C);
! 307:
! 308: r->status = SG(sapi_headers).http_response_code;
! 309: SG(headers_sent) = 1;
! 310:
! 311: if (ap_rflush(r) < 0 || r->connection->aborted) {
! 312: php_handle_aborted_connection();
! 313: }
! 314: }
! 315:
! 316: static void php_apache_sapi_log_message(char *msg)
! 317: {
! 318: php_struct *ctx;
! 319: TSRMLS_FETCH();
! 320:
! 321: ctx = SG(server_context);
! 322:
! 323: if (ctx == NULL) { /* we haven't initialized our ctx yet, oh well */
! 324: ap_log_error(APLOG_MARK, APLOG_ERR | APLOG_STARTUP, 0, NULL, "%s", msg);
! 325: } else {
! 326: ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, ctx->r, "%s", msg);
! 327: }
! 328: }
! 329:
! 330: static void php_apache_sapi_log_message_ex(char *msg, request_rec *r)
! 331: {
! 332: if (r) {
! 333: ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, msg, r->filename);
! 334: } else {
! 335: php_apache_sapi_log_message(msg);
! 336: }
! 337: }
! 338:
! 339: static time_t php_apache_sapi_get_request_time(TSRMLS_D)
! 340: {
! 341: php_struct *ctx = SG(server_context);
! 342: return apr_time_sec(ctx->r->request_time);
! 343: }
! 344:
! 345: extern zend_module_entry php_apache_module;
! 346:
! 347: static int php_apache2_startup(sapi_module_struct *sapi_module)
! 348: {
! 349: if (php_module_startup(sapi_module, &php_apache_module, 1)==FAILURE) {
! 350: return FAILURE;
! 351: }
! 352: return SUCCESS;
! 353: }
! 354:
! 355: static sapi_module_struct apache2_sapi_module = {
! 356: "apache2handler",
! 357: "Apache 2.0 Handler",
! 358:
! 359: php_apache2_startup, /* startup */
! 360: php_module_shutdown_wrapper, /* shutdown */
! 361:
! 362: NULL, /* activate */
! 363: NULL, /* deactivate */
! 364:
! 365: php_apache_sapi_ub_write, /* unbuffered write */
! 366: php_apache_sapi_flush, /* flush */
! 367: php_apache_sapi_get_stat, /* get uid */
! 368: php_apache_sapi_getenv, /* getenv */
! 369:
! 370: php_error, /* error handler */
! 371:
! 372: php_apache_sapi_header_handler, /* header handler */
! 373: php_apache_sapi_send_headers, /* send headers handler */
! 374: NULL, /* send header handler */
! 375:
! 376: php_apache_sapi_read_post, /* read POST data */
! 377: php_apache_sapi_read_cookies, /* read Cookies */
! 378:
! 379: php_apache_sapi_register_variables,
! 380: php_apache_sapi_log_message, /* Log message */
! 381: php_apache_sapi_get_request_time, /* Request Time */
! 382: NULL, /* Child Terminate */
! 383:
! 384: STANDARD_SAPI_MODULE_PROPERTIES
! 385: };
! 386:
! 387: static apr_status_t php_apache_server_shutdown(void *tmp)
! 388: {
! 389: apache2_sapi_module.shutdown(&apache2_sapi_module);
! 390: sapi_shutdown();
! 391: #ifdef ZTS
! 392: tsrm_shutdown();
! 393: #endif
! 394: return APR_SUCCESS;
! 395: }
! 396:
! 397: static apr_status_t php_apache_child_shutdown(void *tmp)
! 398: {
! 399: apache2_sapi_module.shutdown(&apache2_sapi_module);
! 400: #if defined(ZTS) && !defined(PHP_WIN32)
! 401: tsrm_shutdown();
! 402: #endif
! 403: return APR_SUCCESS;
! 404: }
! 405:
! 406: static void php_apache_add_version(apr_pool_t *p)
! 407: {
! 408: TSRMLS_FETCH();
! 409: if (PG(expose_php)) {
! 410: #if SUHOSIN_PATCH
! 411: ap_add_version_component(p, "PHP/" PHP_VERSION " with Suhosin-Patch");
! 412: #else
! 413: ap_add_version_component(p, "PHP/" PHP_VERSION);
! 414: #endif
! 415: }
! 416: }
! 417:
! 418: static int php_pre_config(apr_pool_t *pconf, apr_pool_t *plog, apr_pool_t *ptemp)
! 419: {
! 420: #ifndef ZTS
! 421: int threaded_mpm;
! 422:
! 423: ap_mpm_query(AP_MPMQ_IS_THREADED, &threaded_mpm);
! 424: if(threaded_mpm) {
! 425: ap_log_error(APLOG_MARK, APLOG_CRIT, 0, 0, "Apache is running a threaded MPM, but your PHP Module is not compiled to be threadsafe. You need to recompile PHP.");
! 426: return DONE;
! 427: }
! 428: #endif
! 429: /* When this is NULL, apache won't override the hard-coded default
! 430: * php.ini path setting. */
! 431: apache2_php_ini_path_override = NULL;
! 432: return OK;
! 433: }
! 434:
! 435: static int
! 436: php_apache_server_startup(apr_pool_t *pconf, apr_pool_t *plog, apr_pool_t *ptemp, server_rec *s)
! 437: {
! 438: void *data = NULL;
! 439: const char *userdata_key = "apache2hook_post_config";
! 440:
! 441: /* Apache will load, unload and then reload a DSO module. This
! 442: * prevents us from starting PHP until the second load. */
! 443: apr_pool_userdata_get(&data, userdata_key, s->process->pool);
! 444: if (data == NULL) {
! 445: /* We must use set() here and *not* setn(), otherwise the
! 446: * static string pointed to by userdata_key will be mapped
! 447: * to a different location when the DSO is reloaded and the
! 448: * pointers won't match, causing get() to return NULL when
! 449: * we expected it to return non-NULL. */
! 450: apr_pool_userdata_set((const void *)1, userdata_key, apr_pool_cleanup_null, s->process->pool);
! 451: return OK;
! 452: }
! 453:
! 454: /* Set up our overridden path. */
! 455: if (apache2_php_ini_path_override) {
! 456: apache2_sapi_module.php_ini_path_override = apache2_php_ini_path_override;
! 457: }
! 458: #ifdef ZTS
! 459: tsrm_startup(1, 1, 0, NULL);
! 460: #endif
! 461: sapi_startup(&apache2_sapi_module);
! 462: apache2_sapi_module.startup(&apache2_sapi_module);
! 463: apr_pool_cleanup_register(pconf, NULL, php_apache_server_shutdown, apr_pool_cleanup_null);
! 464: php_apache_add_version(pconf);
! 465:
! 466: return OK;
! 467: }
! 468:
! 469: static apr_status_t php_server_context_cleanup(void *data_)
! 470: {
! 471: void **data = data_;
! 472: *data = NULL;
! 473: return APR_SUCCESS;
! 474: }
! 475:
! 476: static int php_apache_request_ctor(request_rec *r, php_struct *ctx TSRMLS_DC)
! 477: {
! 478: char *content_length;
! 479: const char *auth;
! 480:
! 481: SG(sapi_headers).http_response_code = !r->status ? HTTP_OK : r->status;
! 482: SG(request_info).content_type = apr_table_get(r->headers_in, "Content-Type");
! 483: SG(request_info).query_string = apr_pstrdup(r->pool, r->args);
! 484: SG(request_info).request_method = r->method;
! 485: SG(request_info).proto_num = r->proto_num;
! 486: SG(request_info).request_uri = apr_pstrdup(r->pool, r->uri);
! 487: SG(request_info).path_translated = apr_pstrdup(r->pool, r->filename);
! 488: r->no_local_copy = 1;
! 489:
! 490: content_length = (char *) apr_table_get(r->headers_in, "Content-Length");
! 491: SG(request_info).content_length = (content_length ? atol(content_length) : 0);
! 492:
! 493: apr_table_unset(r->headers_out, "Content-Length");
! 494: apr_table_unset(r->headers_out, "Last-Modified");
! 495: apr_table_unset(r->headers_out, "Expires");
! 496: apr_table_unset(r->headers_out, "ETag");
! 497: if (!PG(safe_mode) || (PG(safe_mode) && !ap_auth_type(r))) {
! 498: auth = apr_table_get(r->headers_in, "Authorization");
! 499: php_handle_auth_data(auth TSRMLS_CC);
! 500: if (SG(request_info).auth_user == NULL && r->user) {
! 501: SG(request_info).auth_user = estrdup(r->user);
! 502: }
! 503: ctx->r->user = apr_pstrdup(ctx->r->pool, SG(request_info).auth_user);
! 504: } else {
! 505: SG(request_info).auth_user = NULL;
! 506: SG(request_info).auth_password = NULL;
! 507: }
! 508: return php_request_startup(TSRMLS_C);
! 509: }
! 510:
! 511: static void php_apache_request_dtor(request_rec *r TSRMLS_DC)
! 512: {
! 513: php_request_shutdown(NULL);
! 514: }
! 515:
! 516: static void php_apache_ini_dtor(request_rec *r, request_rec *p TSRMLS_DC)
! 517: {
! 518: if (strcmp(r->protocol, "INCLUDED")) {
! 519: zend_try { zend_ini_deactivate(TSRMLS_C); } zend_end_try();
! 520: } else {
! 521: typedef struct {
! 522: HashTable config;
! 523: } php_conf_rec;
! 524: char *str;
! 525: uint str_len;
! 526: php_conf_rec *c = ap_get_module_config(r->per_dir_config, &php5_module);
! 527:
! 528: for (zend_hash_internal_pointer_reset(&c->config);
! 529: zend_hash_get_current_key_ex(&c->config, &str, &str_len, NULL, 0, NULL) == HASH_KEY_IS_STRING;
! 530: zend_hash_move_forward(&c->config)
! 531: ) {
! 532: zend_restore_ini_entry(str, str_len, ZEND_INI_STAGE_SHUTDOWN);
! 533: }
! 534: }
! 535: if (p) {
! 536: ((php_struct *)SG(server_context))->r = p;
! 537: } else {
! 538: apr_pool_cleanup_run(r->pool, (void *)&SG(server_context), php_server_context_cleanup);
! 539: }
! 540: }
! 541:
! 542: static int php_handler(request_rec *r)
! 543: {
! 544: php_struct * volatile ctx;
! 545: void *conf;
! 546: apr_bucket_brigade * volatile brigade;
! 547: apr_bucket *bucket;
! 548: apr_status_t rv;
! 549: request_rec * volatile parent_req = NULL;
! 550: TSRMLS_FETCH();
! 551:
! 552: #define PHPAP_INI_OFF php_apache_ini_dtor(r, parent_req TSRMLS_CC);
! 553:
! 554: conf = ap_get_module_config(r->per_dir_config, &php5_module);
! 555:
! 556: /* apply_config() needs r in some cases, so allocate server_context early */
! 557: ctx = SG(server_context);
! 558: if (ctx == NULL || (ctx && ctx->request_processed && !strcmp(r->protocol, "INCLUDED"))) {
! 559: normal:
! 560: ctx = SG(server_context) = apr_pcalloc(r->pool, sizeof(*ctx));
! 561: /* register a cleanup so we clear out the SG(server_context)
! 562: * after each request. Note: We pass in the pointer to the
! 563: * server_context in case this is handled by a different thread.
! 564: */
! 565: apr_pool_cleanup_register(r->pool, (void *)&SG(server_context), php_server_context_cleanup, apr_pool_cleanup_null);
! 566: ctx->r = r;
! 567: ctx = NULL; /* May look weird to null it here, but it is to catch the right case in the first_try later on */
! 568: } else {
! 569: parent_req = ctx->r;
! 570: ctx->r = r;
! 571: }
! 572: apply_config(conf);
! 573:
! 574: if (strcmp(r->handler, PHP_MAGIC_TYPE) && strcmp(r->handler, PHP_SOURCE_MAGIC_TYPE) && strcmp(r->handler, PHP_SCRIPT)) {
! 575: /* Check for xbithack in this case. */
! 576: if (!AP2(xbithack) || strcmp(r->handler, "text/html") || !(r->finfo.protection & APR_UEXECUTE)) {
! 577: PHPAP_INI_OFF;
! 578: return DECLINED;
! 579: }
! 580: }
! 581:
! 582: /* Give a 404 if PATH_INFO is used but is explicitly disabled in
! 583: * the configuration; default behaviour is to accept. */
! 584: if (r->used_path_info == AP_REQ_REJECT_PATH_INFO
! 585: && r->path_info && r->path_info[0]) {
! 586: PHPAP_INI_OFF;
! 587: return HTTP_NOT_FOUND;
! 588: }
! 589:
! 590: /* handle situations where user turns the engine off */
! 591: if (!AP2(engine)) {
! 592: PHPAP_INI_OFF;
! 593: return DECLINED;
! 594: }
! 595:
! 596: if (r->finfo.filetype == 0) {
! 597: php_apache_sapi_log_message_ex("script '%s' not found or unable to stat", r);
! 598: PHPAP_INI_OFF;
! 599: return HTTP_NOT_FOUND;
! 600: }
! 601: if (r->finfo.filetype == APR_DIR) {
! 602: php_apache_sapi_log_message_ex("attempt to invoke directory '%s' as script", r);
! 603: PHPAP_INI_OFF;
! 604: return HTTP_FORBIDDEN;
! 605: }
! 606:
! 607: /* Setup the CGI variables if this is the main request */
! 608: if (r->main == NULL ||
! 609: /* .. or if the sub-request environment differs from the main-request. */
! 610: r->subprocess_env != r->main->subprocess_env
! 611: ) {
! 612: /* setup standard CGI variables */
! 613: ap_add_common_vars(r);
! 614: ap_add_cgi_vars(r);
! 615: }
! 616:
! 617: zend_first_try {
! 618:
! 619: if (ctx == NULL) {
! 620: brigade = apr_brigade_create(r->pool, r->connection->bucket_alloc);
! 621: ctx = SG(server_context);
! 622: ctx->brigade = brigade;
! 623:
! 624: if (php_apache_request_ctor(r, ctx TSRMLS_CC)!=SUCCESS) {
! 625: zend_bailout();
! 626: }
! 627: } else {
! 628: if (!parent_req) {
! 629: parent_req = ctx->r;
! 630: }
! 631: if (parent_req && parent_req->handler &&
! 632: strcmp(parent_req->handler, PHP_MAGIC_TYPE) &&
! 633: strcmp(parent_req->handler, PHP_SOURCE_MAGIC_TYPE) &&
! 634: strcmp(parent_req->handler, PHP_SCRIPT)) {
! 635: if (php_apache_request_ctor(r, ctx TSRMLS_CC)!=SUCCESS) {
! 636: zend_bailout();
! 637: }
! 638: }
! 639:
! 640: /*
! 641: * check if comming due to ErrorDocument
! 642: * We make a special exception of 413 (Invalid POST request) as the invalidity of the request occurs
! 643: * during processing of the request by PHP during POST processing. Therefor we need to re-use the exiting
! 644: * PHP instance to handle the request rather then creating a new one.
! 645: */
! 646: if (parent_req && parent_req->status != HTTP_OK && parent_req->status != 413 && strcmp(r->protocol, "INCLUDED")) {
! 647: parent_req = NULL;
! 648: goto normal;
! 649: }
! 650: ctx->r = r;
! 651: brigade = ctx->brigade;
! 652: }
! 653:
! 654: if (AP2(last_modified)) {
! 655: ap_update_mtime(r, r->finfo.mtime);
! 656: ap_set_last_modified(r);
! 657: }
! 658:
! 659: /* Determine if we need to parse the file or show the source */
! 660: if (strncmp(r->handler, PHP_SOURCE_MAGIC_TYPE, sizeof(PHP_SOURCE_MAGIC_TYPE) - 1) == 0) {
! 661: zend_syntax_highlighter_ini syntax_highlighter_ini;
! 662: php_get_highlight_struct(&syntax_highlighter_ini);
! 663: highlight_file((char *)r->filename, &syntax_highlighter_ini TSRMLS_CC);
! 664: } else {
! 665: zend_file_handle zfd;
! 666:
! 667: zfd.type = ZEND_HANDLE_FILENAME;
! 668: zfd.filename = (char *) r->filename;
! 669: zfd.free_filename = 0;
! 670: zfd.opened_path = NULL;
! 671:
! 672: if (!parent_req) {
! 673: php_execute_script(&zfd TSRMLS_CC);
! 674: } else {
! 675: zend_execute_scripts(ZEND_INCLUDE TSRMLS_CC, NULL, 1, &zfd);
! 676: }
! 677:
! 678: apr_table_set(r->notes, "mod_php_memory_usage",
! 679: apr_psprintf(ctx->r->pool, "%u", zend_memory_peak_usage(1 TSRMLS_CC)));
! 680: }
! 681:
! 682: } zend_end_try();
! 683:
! 684: if (!parent_req) {
! 685: php_apache_request_dtor(r TSRMLS_CC);
! 686: ctx->request_processed = 1;
! 687: bucket = apr_bucket_eos_create(r->connection->bucket_alloc);
! 688: APR_BRIGADE_INSERT_TAIL(brigade, bucket);
! 689:
! 690: rv = ap_pass_brigade(r->output_filters, brigade);
! 691: if (rv != APR_SUCCESS || r->connection->aborted) {
! 692: zend_first_try {
! 693: php_handle_aborted_connection();
! 694: } zend_end_try();
! 695: }
! 696: apr_brigade_cleanup(brigade);
! 697: } else {
! 698: ctx->r = parent_req;
! 699: }
! 700:
! 701: return OK;
! 702: }
! 703:
! 704: static void php_apache_child_init(apr_pool_t *pchild, server_rec *s)
! 705: {
! 706: apr_pool_cleanup_register(pchild, NULL, php_apache_child_shutdown, apr_pool_cleanup_null);
! 707: }
! 708:
! 709: void php_ap2_register_hook(apr_pool_t *p)
! 710: {
! 711: ap_hook_pre_config(php_pre_config, NULL, NULL, APR_HOOK_MIDDLE);
! 712: ap_hook_post_config(php_apache_server_startup, NULL, NULL, APR_HOOK_MIDDLE);
! 713: ap_hook_handler(php_handler, NULL, NULL, APR_HOOK_MIDDLE);
! 714: ap_hook_child_init(php_apache_child_init, NULL, NULL, APR_HOOK_MIDDLE);
! 715: }
! 716:
! 717: /*
! 718: * Local variables:
! 719: * tab-width: 4
! 720: * c-basic-offset: 4
! 721: * End:
! 722: * vim600: sw=4 ts=4 fdm=marker
! 723: * vim<600: sw=4 ts=4
! 724: */
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