/* +----------------------------------------------------------------------+ | Copyright © The PHP Group and Contributors. | +----------------------------------------------------------------------+ | This source file is subject to the Modified BSD License that is | | bundled with this package in the file LICENSE, and is available | | through the World Wide Web at . | | | | SPDX-License-Identifier: BSD-3-Clause | +----------------------------------------------------------------------+ | Authors: Rasmus Lerdorf | | Stig Bakken | | Zeev Suraski | | FastCGI: Ben Mansell | | Shane Caraveo | | Dmitry Stogov | +----------------------------------------------------------------------+ */ #include "php.h" #include "php_globals.h" #include "php_variables.h" #include "php_ini_builder.h" #include "zend_modules.h" #include "SAPI.h" #include #ifdef PHP_WIN32 # include "win32/time.h" # include "win32/signal.h" # include "win32/winutil.h" # include #endif #ifdef HAVE_SYS_TIME_H # include #endif #ifdef HAVE_UNISTD_H # include #endif #include #include #ifdef HAVE_SYS_TYPES_H # include #endif #ifdef HAVE_SYS_WAIT_H # include #endif #include "zend.h" #include "zend_extensions.h" #include "php_ini.h" #include "php_main.h" #include "fopen_wrappers.h" #include "http_status_codes.h" #include "ext/standard/php_standard.h" #include "ext/standard/dl_arginfo.h" #include "ext/standard/url.h" #ifdef PHP_WIN32 # include # include # include "win32/php_registry.h" #endif #ifdef __riscos__ # include int __riscosify_control = __RISCOSIFY_STRICT_UNIX_SPECS; #endif #include "zend_compile.h" #include "zend_execute.h" #include "zend_highlight.h" #include "php_getopt.h" #include "fastcgi.h" #include "cgi_main_arginfo.h" #if defined(PHP_WIN32) && defined(HAVE_OPENSSL_EXT) # include "openssl/applink.c" #endif #ifdef HAVE_VALGRIND # include "valgrind/callgrind.h" # ifdef HAVE_VALGRIND_CACHEGRIND_H # include "valgrind/cachegrind.h" # endif #endif #ifndef PHP_WIN32 /* XXX this will need to change later when threaded fastcgi is implemented. shane */ static struct sigaction act, old_term, old_quit, old_int; #endif static void (*php_php_import_environment_variables)(zval *array_ptr); /* these globals used for forking children on unix systems */ /** * Number of child processes that will get created to service requests */ static int children = 0; /** * Set to non-zero if we are the parent process */ static int parent = 1; #ifndef PHP_WIN32 /* Did parent received exit signals SIG_TERM/SIG_INT/SIG_QUIT */ static volatile sig_atomic_t exit_signal = 0; /* Is Parent waiting for children to exit */ static int parent_waiting = 0; /** * Process group */ static pid_t pgroup; #endif #define PHP_MODE_STANDARD 1 #define PHP_MODE_HIGHLIGHT 2 #define PHP_MODE_LINT 4 #define PHP_MODE_STRIP 5 static char *php_optarg = NULL; static int php_optind = 1; static zend_module_entry cgi_module_entry; static const opt_struct OPTIONS[] = { {'a', 0, "interactive"}, {'b', 1, "bindpath"}, {'C', 0, "no-chdir"}, {'c', 1, "php-ini"}, {'d', 1, "define"}, {'e', 0, "profile-info"}, {'f', 1, "file"}, {'h', 0, "help"}, {'i', 0, "info"}, {'l', 0, "syntax-check"}, {'m', 0, "modules"}, {'n', 0, "no-php-ini"}, {'q', 0, "no-header"}, {'s', 0, "syntax-highlight"}, {'s', 0, "syntax-highlighting"}, {'w', 0, "strip"}, {'?', 0, "usage"},/* help alias (both '?' and 'usage') */ {'v', 0, "version"}, {'T', 1, "timing"}, {'-', 0, NULL} /* end of args */ }; typedef struct _php_cgi_globals_struct { HashTable user_config_cache; char *redirect_status_env; bool rfc2616_headers; bool nph; bool check_shebang_line; bool fix_pathinfo; bool force_redirect; bool discard_path; bool fcgi_logging; #ifdef PHP_WIN32 bool impersonate; #endif } php_cgi_globals_struct; /* {{{ user_config_cache * * Key for each cache entry is dirname(PATH_TRANSLATED). * * NOTE: Each cache entry config_hash contains the combination from all user ini files found in * the path starting from doc_root through to dirname(PATH_TRANSLATED). There is no point * storing per-file entries as it would not be possible to detect added / deleted entries * between separate files. */ typedef struct _user_config_cache_entry { time_t expires; HashTable *user_config; } user_config_cache_entry; static void user_config_cache_entry_dtor(zval *el) { user_config_cache_entry *entry = (user_config_cache_entry *)Z_PTR_P(el); zend_hash_destroy(entry->user_config); free(entry->user_config); free(entry); } /* }}} */ #ifdef ZTS static int php_cgi_globals_id; #define CGIG(v) ZEND_TSRMG(php_cgi_globals_id, php_cgi_globals_struct *, v) #if defined(PHP_WIN32) ZEND_TSRMLS_CACHE_DEFINE() #endif #else static php_cgi_globals_struct php_cgi_globals; #define CGIG(v) (php_cgi_globals.v) #endif #ifdef PHP_WIN32 #define TRANSLATE_SLASHES(path) \ { \ char *tmp = path; \ while (*tmp) { \ if (*tmp == '\\') *tmp = '/'; \ tmp++; \ } \ } #else #define TRANSLATE_SLASHES(path) #endif #ifdef PHP_WIN32 #define WIN32_MAX_SPAWN_CHILDREN 64 HANDLE kid_cgi_ps[WIN32_MAX_SPAWN_CHILDREN]; int kids, cleaning_up = 0; HANDLE job = NULL; JOBOBJECT_EXTENDED_LIMIT_INFORMATION job_info = { 0 }; CRITICAL_SECTION cleanup_lock; #endif #ifndef HAVE_ATTRIBUTE_WEAK static void fcgi_log(int type, const char *format, ...) { va_list ap; va_start(ap, format); vfprintf(stderr, format, ap); va_end(ap); } #endif static int module_name_cmp(Bucket *f, Bucket *s) { return strcasecmp( ((zend_module_entry *)Z_PTR(f->val))->name, ((zend_module_entry *)Z_PTR(s->val))->name); } static void print_modules(void) { HashTable sorted_registry; zend_module_entry *module; zend_hash_init(&sorted_registry, 64, NULL, NULL, 1); zend_hash_copy(&sorted_registry, &module_registry, NULL); zend_hash_sort(&sorted_registry, module_name_cmp, 0); ZEND_HASH_MAP_FOREACH_PTR(&sorted_registry, module) { php_printf("%s\n", module->name); } ZEND_HASH_FOREACH_END(); zend_hash_destroy(&sorted_registry); } static void print_extension_info(zend_extension *ext) { php_printf("%s\n", ext->name); } static int extension_name_cmp(const zend_llist_element **f, const zend_llist_element **s) { zend_extension *fe = (zend_extension*)(*f)->data; zend_extension *se = (zend_extension*)(*s)->data; return strcmp(fe->name, se->name); } static void print_extensions(void) { zend_llist sorted_exts; zend_llist_copy(&sorted_exts, &zend_extensions); sorted_exts.dtor = NULL; zend_llist_sort(&sorted_exts, extension_name_cmp); zend_llist_apply(&sorted_exts, (llist_apply_func_t) print_extension_info); zend_llist_destroy(&sorted_exts); } #ifndef STDOUT_FILENO #define STDOUT_FILENO 1 #endif static inline size_t sapi_cgi_single_write(const char *str, size_t str_length) { #ifdef PHP_WRITE_STDOUT int ret; ret = write(STDOUT_FILENO, str, str_length); if (ret <= 0) return 0; return ret; #else size_t ret; ret = fwrite(str, 1, MIN(str_length, 16384), stdout); return ret; #endif } static size_t sapi_cgi_ub_write(const char *str, size_t str_length) { const char *ptr = str; size_t remaining = str_length; size_t ret; while (remaining > 0) { ret = sapi_cgi_single_write(ptr, remaining); if (!ret) { php_handle_aborted_connection(); return str_length - remaining; } ptr += ret; remaining -= ret; } return str_length; } static size_t sapi_fcgi_ub_write(const char *str, size_t str_length) { const char *ptr = str; size_t remaining = str_length; fcgi_request *request = (fcgi_request*) SG(server_context); while (remaining > 0) { int to_write = remaining > INT_MAX ? INT_MAX : (int)remaining; int ret = fcgi_write(request, FCGI_STDOUT, ptr, to_write); if (ret <= 0) { php_handle_aborted_connection(); return str_length - remaining; } ptr += ret; remaining -= ret; } return str_length; } static void sapi_cgi_flush(void *server_context) { if (fflush(stdout) == EOF) { php_handle_aborted_connection(); } } static void sapi_fcgi_flush(void *server_context) { fcgi_request *request = (fcgi_request*) server_context; if (!parent && request) { sapi_send_headers(); if (!fcgi_flush(request, 0)) { php_handle_aborted_connection(); } } } #define SAPI_CGI_MAX_HEADER_LENGTH 1024 static int sapi_cgi_send_headers(sapi_headers_struct *sapi_headers) { sapi_header_struct *h; zend_llist_position pos; bool ignore_status = 0; int response_status = SG(sapi_headers).http_response_code; if (SG(request_info).no_headers == 1) { return SAPI_HEADER_SENT_SUCCESSFULLY; } if (CGIG(nph) || SG(sapi_headers).http_response_code != 200) { int len; bool has_status = 0; char buf[SAPI_CGI_MAX_HEADER_LENGTH]; if (CGIG(rfc2616_headers) && SG(sapi_headers).http_status_line) { char *s; len = slprintf(buf, SAPI_CGI_MAX_HEADER_LENGTH, "%s", SG(sapi_headers).http_status_line); if ((s = strchr(SG(sapi_headers).http_status_line, ' '))) { response_status = atoi((s + 1)); } if (len > SAPI_CGI_MAX_HEADER_LENGTH) { len = SAPI_CGI_MAX_HEADER_LENGTH; } } else { char *s; if (SG(sapi_headers).http_status_line && (s = strchr(SG(sapi_headers).http_status_line, ' ')) != 0 && (s - SG(sapi_headers).http_status_line) >= 5 && strncasecmp(SG(sapi_headers).http_status_line, "HTTP/", 5) == 0 ) { len = slprintf(buf, sizeof(buf), "Status:%s", s); response_status = atoi((s + 1)); } else { h = (sapi_header_struct*)zend_llist_get_first_ex(&sapi_headers->headers, &pos); while (h) { if (h->header_len > sizeof("Status:")-1 && strncasecmp(h->header, "Status:", sizeof("Status:")-1) == 0 ) { has_status = 1; break; } h = (sapi_header_struct*)zend_llist_get_next_ex(&sapi_headers->headers, &pos); } if (!has_status) { http_response_status_code_pair *err = (http_response_status_code_pair*)http_status_map; while (err->code != 0) { if (err->code == SG(sapi_headers).http_response_code) { break; } err++; } if (err->str) { len = slprintf(buf, sizeof(buf), "Status: %d %s", SG(sapi_headers).http_response_code, err->str); } else { len = slprintf(buf, sizeof(buf), "Status: %d", SG(sapi_headers).http_response_code); } } } } if (!has_status) { PHPWRITE_H(buf, len); PHPWRITE_H("\r\n", 2); ignore_status = 1; } } h = (sapi_header_struct*)zend_llist_get_first_ex(&sapi_headers->headers, &pos); while (h) { /* prevent CRLFCRLF */ if (h->header_len) { if (h->header_len > sizeof("Status:")-1 && strncasecmp(h->header, "Status:", sizeof("Status:")-1) == 0 ) { if (!ignore_status) { ignore_status = 1; PHPWRITE_H(h->header, h->header_len); PHPWRITE_H("\r\n", 2); } } else if (response_status == 304 && h->header_len > sizeof("Content-Type:")-1 && strncasecmp(h->header, "Content-Type:", sizeof("Content-Type:")-1) == 0 ) { h = (sapi_header_struct*)zend_llist_get_next_ex(&sapi_headers->headers, &pos); continue; } else { PHPWRITE_H(h->header, h->header_len); PHPWRITE_H("\r\n", 2); } } h = (sapi_header_struct*)zend_llist_get_next_ex(&sapi_headers->headers, &pos); } PHPWRITE_H("\r\n", 2); return SAPI_HEADER_SENT_SUCCESSFULLY; } #ifndef STDIN_FILENO # define STDIN_FILENO 0 #endif static size_t sapi_cgi_read_post(char *buffer, size_t count_bytes) { size_t read_bytes = 0; int tmp_read_bytes; size_t remaining_bytes; assert(SG(request_info).content_length >= SG(read_post_bytes)); remaining_bytes = (size_t)(SG(request_info).content_length - SG(read_post_bytes)); count_bytes = MIN(count_bytes, remaining_bytes); while (read_bytes < count_bytes) { #ifdef PHP_WIN32 size_t diff = count_bytes - read_bytes; unsigned int to_read = (diff > INT_MAX) ? INT_MAX : (unsigned int)diff; tmp_read_bytes = _read(STDIN_FILENO, buffer + read_bytes, to_read); #else tmp_read_bytes = read(STDIN_FILENO, buffer + read_bytes, count_bytes - read_bytes); #endif if (tmp_read_bytes <= 0) { break; } read_bytes += tmp_read_bytes; } return read_bytes; } static size_t sapi_fcgi_read_post(char *buffer, size_t count_bytes) { size_t read_bytes = 0; int tmp_read_bytes; fcgi_request *request = (fcgi_request*) SG(server_context); size_t remaining = SG(request_info).content_length - SG(read_post_bytes); if (remaining < count_bytes) { count_bytes = remaining; } while (read_bytes < count_bytes) { size_t diff = count_bytes - read_bytes; int to_read = (diff > INT_MAX) ? INT_MAX : (int)diff; tmp_read_bytes = fcgi_read(request, buffer + read_bytes, to_read); if (tmp_read_bytes <= 0) { break; } read_bytes += tmp_read_bytes; } return read_bytes; } #ifdef PHP_WIN32 /* The result needs to be freed! See sapi_getenv(). */ static char *cgi_getenv_win32(const char *name, size_t name_len) { char *ret = NULL; wchar_t *keyw, *valw; size_t size; int rc; keyw = php_win32_cp_conv_any_to_w(name, name_len, PHP_WIN32_CP_IGNORE_LEN_P); if (!keyw) { return NULL; } rc = _wgetenv_s(&size, NULL, 0, keyw); if (rc || 0 == size) { free(keyw); return NULL; } valw = emalloc((size + 1) * sizeof(wchar_t)); rc = _wgetenv_s(&size, valw, size, keyw); if (!rc) { ret = php_win32_cp_w_to_any(valw); } free(keyw); efree(valw); return ret; } #endif static char *sapi_cgi_getenv(const char *name, size_t name_len) { #ifndef PHP_WIN32 return getenv(name); #else return cgi_getenv_win32(name, name_len); #endif } static char *sapi_fcgi_getenv(const char *name, size_t name_len) { /* when php is started by mod_fastcgi, no regular environment * is provided to PHP. It is always sent to PHP at the start * of a request. So we have to do our own lookup to get env * vars. This could probably be faster somehow. */ fcgi_request *request = (fcgi_request*) SG(server_context); char *ret = fcgi_getenv(request, name, (int)name_len); #ifndef PHP_WIN32 if (ret) return ret; /* if cgi, or fastcgi and not found in fcgi env check the regular environment */ return getenv(name); #else if (ret) { /* The functions outside here don't know, where does it come from. They'll need to free the returned memory as it's not necessary from the fcgi env. */ return strdup(ret); } /* if cgi, or fastcgi and not found in fcgi env check the regular environment */ return cgi_getenv_win32(name, name_len); #endif } static char *_sapi_cgi_putenv(char *name, size_t name_len, char *value) { #if !defined(HAVE_SETENV) || !defined(HAVE_UNSETENV) size_t len; char *buf; #endif #ifdef HAVE_SETENV if (value) { setenv(name, value, 1); } #endif #ifdef HAVE_UNSETENV if (!value) { unsetenv(name); } #endif #if !defined(HAVE_SETENV) || !defined(HAVE_UNSETENV) /* if cgi, or fastcgi and not found in fcgi env check the regular environment this leaks, but it's only cgi anyway, we'll fix it for 5.0 */ len = name_len + (value ? strlen(value) : 0) + sizeof("=") + 2; buf = (char *) malloc(len); if (buf == NULL) { return getenv(name); } #endif #if !defined(HAVE_SETENV) if (value) { len = slprintf(buf, len - 1, "%s=%s", name, value); putenv(buf); } #endif #if !defined(HAVE_UNSETENV) if (!value) { len = slprintf(buf, len - 1, "%s=", name); putenv(buf); } #endif return getenv(name); } static char *sapi_cgi_read_cookies(void) { return getenv("HTTP_COOKIE"); } static char *sapi_fcgi_read_cookies(void) { fcgi_request *request = (fcgi_request*) SG(server_context); return FCGI_GETENV(request, "HTTP_COOKIE"); } static void cgi_php_load_env_var(const char *var, unsigned int var_len, char *val, unsigned int val_len, void *arg) { zval *array_ptr = (zval *) arg; int filter_arg = (Z_ARR_P(array_ptr) == Z_ARR(PG(http_globals)[TRACK_VARS_ENV])) ? PARSE_ENV : PARSE_SERVER; size_t new_val_len; if (sapi_module.input_filter(filter_arg, var, &val, strlen(val), &new_val_len)) { php_register_variable_safe(var, val, new_val_len, array_ptr); } } static void cgi_php_import_environment_variables(zval *array_ptr) { if (PG(variables_order) && (strchr(PG(variables_order),'E') || strchr(PG(variables_order),'e'))) { if (Z_TYPE(PG(http_globals)[TRACK_VARS_ENV]) != IS_ARRAY) { zend_is_auto_global(ZSTR_KNOWN(ZEND_STR_AUTOGLOBAL_ENV)); } if (Z_TYPE(PG(http_globals)[TRACK_VARS_ENV]) == IS_ARRAY && Z_ARR_P(array_ptr) != Z_ARR(PG(http_globals)[TRACK_VARS_ENV])) { zend_array_destroy(Z_ARR_P(array_ptr)); Z_ARR_P(array_ptr) = zend_array_dup(Z_ARR(PG(http_globals)[TRACK_VARS_ENV])); return; } } /* call php's original import as a catch-all */ php_php_import_environment_variables(array_ptr); if (fcgi_is_fastcgi()) { fcgi_request *request = (fcgi_request*) SG(server_context); fcgi_loadenv(request, cgi_php_load_env_var, array_ptr); } } static void sapi_cgi_register_variables(zval *track_vars_array) { size_t php_self_len; char *php_self; /* In CGI mode, we consider the environment to be a part of the server * variables */ php_import_environment_variables(track_vars_array); if (CGIG(fix_pathinfo)) { char *script_name = SG(request_info).request_uri; char *path_info; int free_php_self; ALLOCA_FLAG(use_heap) if (fcgi_is_fastcgi()) { fcgi_request *request = (fcgi_request*) SG(server_context); path_info = FCGI_GETENV(request, "PATH_INFO"); } else { path_info = getenv("PATH_INFO"); } if (path_info) { size_t path_info_len = strlen(path_info); if (script_name) { size_t script_name_len = strlen(script_name); php_self_len = script_name_len + path_info_len; php_self = do_alloca(php_self_len + 1, use_heap); memcpy(php_self, script_name, script_name_len + 1); memcpy(php_self + script_name_len, path_info, path_info_len + 1); free_php_self = 1; } else { php_self = path_info; php_self_len = path_info_len; free_php_self = 0; } } else if (script_name) { php_self = script_name; php_self_len = strlen(script_name); free_php_self = 0; } else { php_self = ""; php_self_len = 0; free_php_self = 0; } /* Build the special-case PHP_SELF variable for the CGI version */ if (sapi_module.input_filter(PARSE_SERVER, "PHP_SELF", &php_self, php_self_len, &php_self_len)) { php_register_variable_safe("PHP_SELF", php_self, php_self_len, track_vars_array); } if (free_php_self) { free_alloca(php_self, use_heap); } } else { php_self = SG(request_info).request_uri ? SG(request_info).request_uri : ""; php_self_len = strlen(php_self); if (sapi_module.input_filter(PARSE_SERVER, "PHP_SELF", &php_self, php_self_len, &php_self_len)) { php_register_variable_safe("PHP_SELF", php_self, php_self_len, track_vars_array); } } } static void sapi_cgi_log_message(const char *message, int syslog_type_int) { if (fcgi_is_fastcgi() && CGIG(fcgi_logging)) { fcgi_request *request; request = (fcgi_request*) SG(server_context); if (request) { int ret, len = (int)strlen(message); char *buf = malloc(len+2); memcpy(buf, message, len); memcpy(buf + len, "\n", sizeof("\n")); ret = fcgi_write(request, FCGI_STDERR, buf, (int)(len + 1)); free(buf); if (ret < 0) { php_handle_aborted_connection(); } } else { fprintf(stderr, "%s\n", message); } /* ignore return code */ } else { fprintf(stderr, "%s\n", message); } } /* {{{ php_cgi_ini_activate_user_config */ static void php_cgi_ini_activate_user_config(char *path, size_t path_len, const char *doc_root, size_t doc_root_len) { user_config_cache_entry *new_entry, *entry; time_t request_time = (time_t)sapi_get_request_time(); /* Find cached config entry: If not found, create one */ if ((entry = zend_hash_str_find_ptr(&CGIG(user_config_cache), path, path_len)) == NULL) { new_entry = pemalloc(sizeof(user_config_cache_entry), 1); new_entry->expires = 0; new_entry->user_config = (HashTable *) pemalloc(sizeof(HashTable), 1); zend_hash_init(new_entry->user_config, 8, NULL, (dtor_func_t) config_zval_dtor, 1); entry = zend_hash_str_update_ptr(&CGIG(user_config_cache), path, path_len, new_entry); } /* Check whether cache entry has expired and rescan if it is */ if (request_time > entry->expires) { char *real_path = NULL; char *s1, *s2; size_t s_len; /* Clear the expired config */ zend_hash_clean(entry->user_config); if (!IS_ABSOLUTE_PATH(path, path_len)) { size_t real_path_len; real_path = tsrm_realpath(path, NULL); if (real_path == NULL) { return; } real_path_len = strlen(real_path); path = real_path; path_len = real_path_len; } if (path_len > doc_root_len) { s1 = (char *) doc_root; s2 = path; s_len = doc_root_len; } else { s1 = path; s2 = (char *) doc_root; s_len = path_len; } /* we have to test if path is part of DOCUMENT_ROOT. if it is inside the docroot, we scan the tree up to the docroot to find more user.ini, if not we only scan the current path. */ #ifdef PHP_WIN32 if (strnicmp(s1, s2, s_len) == 0) { #else if (strncmp(s1, s2, s_len) == 0) { #endif char *ptr = s2 + doc_root_len; #ifdef PHP_WIN32 while ((ptr = strpbrk(ptr, "\\/")) != NULL) { #else while ((ptr = strchr(ptr, DEFAULT_SLASH)) != NULL) { #endif *ptr = 0; php_parse_user_ini_file(path, PG(user_ini_filename), entry->user_config); *ptr = '/'; ptr++; } } else { php_parse_user_ini_file(path, PG(user_ini_filename), entry->user_config); } if (real_path) { efree(real_path); } entry->expires = request_time + PG(user_ini_cache_ttl); } /* Activate ini entries with values from the user config hash */ php_ini_activate_config(entry->user_config, PHP_INI_PERDIR, PHP_INI_STAGE_HTACCESS); } /* }}} */ static int sapi_cgi_activate(void) { /* PATH_TRANSLATED should be defined at this stage but better safe than sorry :) */ if (!SG(request_info).path_translated) { return FAILURE; } if (php_ini_has_per_host_config()) { char *server_name; /* Activate per-host-system-configuration defined in php.ini and stored into configuration_hash during startup */ if (fcgi_is_fastcgi()) { fcgi_request *request = (fcgi_request*) SG(server_context); server_name = FCGI_GETENV(request, "SERVER_NAME"); } else { server_name = getenv("SERVER_NAME"); } /* SERVER_NAME should also be defined at this stage..but better check it anyway */ if (server_name) { size_t server_name_len = strlen(server_name); server_name = estrndup(server_name, server_name_len); zend_str_tolower(server_name, server_name_len); php_ini_activate_per_host_config(server_name, server_name_len); efree(server_name); } } if (php_ini_has_per_dir_config() || (PG(user_ini_filename) && *PG(user_ini_filename)) ) { char *path; size_t path_len; /* Prepare search path */ path_len = strlen(SG(request_info).path_translated); /* Make sure we have trailing slash! */ if (!IS_SLASH(SG(request_info).path_translated[path_len])) { path = emalloc(path_len + 2); memcpy(path, SG(request_info).path_translated, path_len + 1); path_len = zend_dirname(path, path_len); path[path_len++] = DEFAULT_SLASH; } else { path = estrndup(SG(request_info).path_translated, path_len); path_len = zend_dirname(path, path_len); } path[path_len] = 0; /* Activate per-dir-system-configuration defined in php.ini and stored into configuration_hash during startup */ php_ini_activate_per_dir_config(path, path_len); /* Note: for global settings sake we check from root to path */ /* Load and activate user ini files in path starting from DOCUMENT_ROOT */ if (PG(user_ini_filename) && *PG(user_ini_filename)) { char *doc_root; if (fcgi_is_fastcgi()) { fcgi_request *request = (fcgi_request*) SG(server_context); doc_root = FCGI_GETENV(request, "DOCUMENT_ROOT"); } else { doc_root = getenv("DOCUMENT_ROOT"); } /* DOCUMENT_ROOT should also be defined at this stage..but better check it anyway */ if (doc_root) { size_t doc_root_len = strlen(doc_root); if (doc_root_len > 0 && IS_SLASH(doc_root[doc_root_len - 1])) { --doc_root_len; } #ifdef PHP_WIN32 /* paths on windows should be case-insensitive */ doc_root = estrndup(doc_root, doc_root_len); zend_str_tolower(doc_root, doc_root_len); #endif php_cgi_ini_activate_user_config(path, path_len, doc_root, doc_root_len); #ifdef PHP_WIN32 efree(doc_root); #endif } } efree(path); } return SUCCESS; } static int sapi_cgi_deactivate(void) { /* flush only when SAPI was started. The reasons are: 1. SAPI Deactivate is called from two places: module init and request shutdown 2. When the first call occurs and the request is not set up, flush fails on FastCGI. */ if (SG(sapi_started)) { if (fcgi_is_fastcgi()) { if ( !parent && !fcgi_finish_request((fcgi_request*)SG(server_context), 0)) { php_handle_aborted_connection(); } } else { sapi_cgi_flush(SG(server_context)); } } return SUCCESS; } static int php_cgi_startup(sapi_module_struct *sapi_module_ptr) { return php_module_startup(sapi_module_ptr, &cgi_module_entry); } /* {{{ sapi_module_struct cgi_sapi_module */ static sapi_module_struct cgi_sapi_module = { "cgi-fcgi", /* name */ "CGI/FastCGI", /* pretty name */ php_cgi_startup, /* startup */ php_module_shutdown_wrapper, /* shutdown */ sapi_cgi_activate, /* activate */ sapi_cgi_deactivate, /* deactivate */ sapi_cgi_ub_write, /* unbuffered write */ sapi_cgi_flush, /* flush */ NULL, /* get uid */ sapi_cgi_getenv, /* getenv */ php_error, /* error handler */ NULL, /* header handler */ sapi_cgi_send_headers, /* send headers handler */ NULL, /* send header handler */ sapi_cgi_read_post, /* read POST data */ sapi_cgi_read_cookies, /* read Cookies */ sapi_cgi_register_variables, /* register server variables */ sapi_cgi_log_message, /* Log message */ NULL, /* Get request time */ NULL, /* Child terminate */ STANDARD_SAPI_MODULE_PROPERTIES }; /* }}} */ static const zend_function_entry additional_functions[] = { ZEND_FE(dl, arginfo_dl) PHP_FE_END }; /* {{{ php_cgi_usage */ static void php_cgi_usage(char *argv0) { char *prog; prog = strrchr(argv0, '/'); if (prog) { prog++; } else { prog = "php-cgi"; } php_printf( "Usage: %s [-q] [-h] [-s] [-v] [-i] [-f ]\n" " %s [args...]\n" " -a Run interactively\n" " -b | Bind Path for external FASTCGI Server mode\n" " -C Do not chdir to the script's directory\n" " -c | Look for php.ini file in this directory\n" " -n No php.ini file will be used\n" " -d foo[=bar] Define INI entry foo with value 'bar'\n" " -e Generate extended information for debugger/profiler\n" " -f Parse . Implies `-q'\n" " -h This help\n" " -i PHP information\n" " -l Syntax check only (lint)\n" " -m Show compiled in modules\n" " -q Quiet-mode. Suppress HTTP Header output.\n" " -s Display colour syntax highlighted source.\n" " -v Version number\n" " -w Display source with stripped comments and whitespace.\n" " -T Measure execution time of script repeated times.\n", prog, prog); } /* }}} */ /* {{{ is_valid_path * * some server configurations allow '..' to slip through in the * translated path. We'll just refuse to handle such a path. */ static int is_valid_path(const char *path) { const char *p = path; if (UNEXPECTED(!p)) { return 0; } if (UNEXPECTED(*p == '.') && *(p+1) == '.' && (!*(p+2) || IS_SLASH(*(p+2)))) { return 0; } while (*p) { if (IS_SLASH(*p)) { p++; if (UNEXPECTED(*p == '.')) { p++; if (UNEXPECTED(*p == '.')) { p++; if (UNEXPECTED(!*p) || UNEXPECTED(IS_SLASH(*p))) { return 0; } } } } p++; } return 1; } /* }}} */ #define CGI_GETENV(name) \ ((has_env) ? \ FCGI_GETENV(request, name) : \ getenv(name)) #define CGI_PUTENV(name, value) \ ((has_env) ? \ FCGI_PUTENV(request, name, value) : \ _sapi_cgi_putenv(name, sizeof(name)-1, value)) /* {{{ init_request_info initializes request_info structure specifically in this section we handle proper translations for: PATH_INFO derived from the portion of the URI path following the script name but preceding any query data may be empty PATH_TRANSLATED derived by taking any path-info component of the request URI and performing any virtual-to-physical translation appropriate to map it onto the server's document repository structure empty if PATH_INFO is empty The env var PATH_TRANSLATED **IS DIFFERENT** than the request_info.path_translated variable, the latter should match SCRIPT_FILENAME instead. SCRIPT_NAME set to a URL path that could identify the CGI script rather than the interpreter. PHP_SELF is set to this REQUEST_URI uri section following the domain:port part of a URI SCRIPT_FILENAME The virtual-to-physical translation of SCRIPT_NAME (as per PATH_TRANSLATED) These settings are documented at http://cgi-spec.golux.com/ Based on the following URL request: http://localhost/info.php/test?a=b should produce, which btw is the same as if we were running under mod_cgi on apache (ie. not using ScriptAlias directives): PATH_INFO=/test PATH_TRANSLATED=/docroot/test SCRIPT_NAME=/info.php REQUEST_URI=/info.php/test?a=b SCRIPT_FILENAME=/docroot/info.php QUERY_STRING=a=b but what we get is (cgi/mod_fastcgi under apache): PATH_INFO=/info.php/test PATH_TRANSLATED=/docroot/info.php/test SCRIPT_NAME=/php/php-cgi (from the Action setting I suppose) REQUEST_URI=/info.php/test?a=b SCRIPT_FILENAME=/path/to/php/bin/php-cgi (Action setting translated) QUERY_STRING=a=b Comments in the code below refer to using the above URL in a request */ static void init_request_info(fcgi_request *request) { int has_env = fcgi_has_env(request); char *env_script_filename = CGI_GETENV("SCRIPT_FILENAME"); char *env_path_translated = CGI_GETENV("PATH_TRANSLATED"); char *script_path_translated = env_script_filename; /* some broken servers do not have script_filename or argv0 * an example, IIS configured in some ways. then they do more * broken stuff and set path_translated to the cgi script location */ if (!script_path_translated && env_path_translated) { script_path_translated = env_path_translated; } /* initialize the defaults */ SG(request_info).path_translated = NULL; SG(request_info).request_method = NULL; SG(request_info).proto_num = 1000; SG(request_info).query_string = NULL; SG(request_info).request_uri = NULL; SG(request_info).content_type = NULL; SG(request_info).content_length = 0; SG(sapi_headers).http_response_code = 200; /* script_path_translated being set is a good indication that * we are running in a cgi environment, since it is always * null otherwise. otherwise, the filename * of the script will be retrieved later via argc/argv */ if (script_path_translated) { const char *auth; char *content_length = CGI_GETENV("CONTENT_LENGTH"); char *content_type = CGI_GETENV("CONTENT_TYPE"); char *env_path_info = CGI_GETENV("PATH_INFO"); char *env_script_name = CGI_GETENV("SCRIPT_NAME"); #ifdef PHP_WIN32 /* Hack for buggy IIS that sets incorrect PATH_INFO */ char *env_server_software = CGI_GETENV("SERVER_SOFTWARE"); if (env_server_software && env_script_name && env_path_info && strncmp(env_server_software, "Microsoft-IIS", sizeof("Microsoft-IIS")-1) == 0 && strncmp(env_path_info, env_script_name, strlen(env_script_name)) == 0 ) { env_path_info = CGI_PUTENV("ORIG_PATH_INFO", env_path_info); env_path_info += strlen(env_script_name); if (*env_path_info == 0) { env_path_info = NULL; } env_path_info = CGI_PUTENV("PATH_INFO", env_path_info); } #endif if (CGIG(fix_pathinfo)) { zend_stat_t st = {0}; char *real_path = NULL; char *env_redirect_url = CGI_GETENV("REDIRECT_URL"); char *env_document_root = CGI_GETENV("DOCUMENT_ROOT"); char *orig_path_translated = env_path_translated; char *orig_path_info = env_path_info; char *orig_script_name = env_script_name; char *orig_script_filename = env_script_filename; size_t script_path_translated_len; if (!env_document_root && PG(doc_root)) { env_document_root = CGI_PUTENV("DOCUMENT_ROOT", PG(doc_root)); /* fix docroot */ TRANSLATE_SLASHES(env_document_root); } if (env_path_translated != NULL && env_redirect_url != NULL && env_path_translated != script_path_translated && strcmp(env_path_translated, script_path_translated) != 0) { /* * pretty much apache specific. If we have a redirect_url * then our script_filename and script_name point to the * php executable */ script_path_translated = env_path_translated; /* we correct SCRIPT_NAME now in case we don't have PATH_INFO */ env_script_name = env_redirect_url; } #ifdef __riscos__ /* Convert path to unix format*/ __riscosify_control |= __RISCOSIFY_DONT_CHECK_DIR; script_path_translated = __unixify(script_path_translated, 0, NULL, 1, 0); #endif /* * if the file doesn't exist, try to extract PATH_INFO out * of it by stat'ing back through the '/' * this fixes url's like /info.php/test */ if (script_path_translated && (script_path_translated_len = strlen(script_path_translated)) > 0 && (script_path_translated[script_path_translated_len-1] == '/' || #ifdef PHP_WIN32 script_path_translated[script_path_translated_len-1] == '\\' || #endif (real_path = tsrm_realpath(script_path_translated, NULL)) == NULL) ) { char *pt = estrndup(script_path_translated, script_path_translated_len); size_t len = script_path_translated_len; char *ptr; while ((ptr = strrchr(pt, '/')) || (ptr = strrchr(pt, '\\'))) { *ptr = 0; if (zend_stat(pt, &st) == 0 && S_ISREG(st.st_mode)) { /* * okay, we found the base script! * work out how many chars we had to strip off; * then we can modify PATH_INFO * accordingly * * we now have the makings of * PATH_INFO=/test * SCRIPT_FILENAME=/docroot/info.php * * we now need to figure out what docroot is. * if DOCUMENT_ROOT is set, this is easy, otherwise, * we have to play the game of hide and seek to figure * out what SCRIPT_NAME should be */ size_t slen = len - strlen(pt); size_t pilen = env_path_info ? strlen(env_path_info) : 0; char *path_info = env_path_info ? env_path_info + pilen - slen : NULL; if (orig_path_info != path_info) { if (orig_path_info) { char old; CGI_PUTENV("ORIG_PATH_INFO", orig_path_info); old = path_info[0]; path_info[0] = 0; if (!orig_script_name || strcmp(orig_script_name, env_path_info) != 0) { if (orig_script_name) { CGI_PUTENV("ORIG_SCRIPT_NAME", orig_script_name); } SG(request_info).request_uri = CGI_PUTENV("SCRIPT_NAME", env_path_info); } else { SG(request_info).request_uri = orig_script_name; } path_info[0] = old; } env_path_info = CGI_PUTENV("PATH_INFO", path_info); } if (!orig_script_filename || strcmp(orig_script_filename, pt) != 0) { if (orig_script_filename) { CGI_PUTENV("ORIG_SCRIPT_FILENAME", orig_script_filename); } script_path_translated = CGI_PUTENV("SCRIPT_FILENAME", pt); } TRANSLATE_SLASHES(pt); /* figure out docroot * SCRIPT_FILENAME minus SCRIPT_NAME */ if (env_document_root) { size_t l = strlen(env_document_root); size_t path_translated_len = 0; char *path_translated = NULL; if (l && env_document_root[l - 1] == '/') { --l; } /* we have docroot, so we should have: * DOCUMENT_ROOT=/docroot * SCRIPT_FILENAME=/docroot/info.php */ /* PATH_TRANSLATED = DOCUMENT_ROOT + PATH_INFO */ path_translated_len = l + (env_path_info ? strlen(env_path_info) : 0); path_translated = (char *) emalloc(path_translated_len + 1); memcpy(path_translated, env_document_root, l); if (env_path_info) { memcpy(path_translated + l, env_path_info, (path_translated_len - l)); } path_translated[path_translated_len] = '\0'; if (orig_path_translated) { CGI_PUTENV("ORIG_PATH_TRANSLATED", orig_path_translated); } env_path_translated = CGI_PUTENV("PATH_TRANSLATED", path_translated); efree(path_translated); } else if ( env_script_name && strstr(pt, env_script_name) ) { /* PATH_TRANSLATED = PATH_TRANSLATED - SCRIPT_NAME + PATH_INFO */ size_t ptlen = strlen(pt) - strlen(env_script_name); size_t path_translated_len = ptlen + (env_path_info ? strlen(env_path_info) : 0); char *path_translated = (char *) emalloc(path_translated_len + 1); memcpy(path_translated, pt, ptlen); if (env_path_info) { memcpy(path_translated + ptlen, env_path_info, path_translated_len - ptlen); } path_translated[path_translated_len] = '\0'; if (orig_path_translated) { CGI_PUTENV("ORIG_PATH_TRANSLATED", orig_path_translated); } env_path_translated = CGI_PUTENV("PATH_TRANSLATED", path_translated); efree(path_translated); } break; } } if (!ptr) { /* * if we stripped out all the '/' and still didn't find * a valid path... we will fail, badly. of course we would * have failed anyway... we output 'no input file' now. */ if (orig_script_filename) { CGI_PUTENV("ORIG_SCRIPT_FILENAME", orig_script_filename); } script_path_translated = CGI_PUTENV("SCRIPT_FILENAME", NULL); SG(sapi_headers).http_response_code = 404; } if (!SG(request_info).request_uri) { if (!orig_script_name || strcmp(orig_script_name, env_script_name) != 0) { if (orig_script_name) { CGI_PUTENV("ORIG_SCRIPT_NAME", orig_script_name); } SG(request_info).request_uri = CGI_PUTENV("SCRIPT_NAME", env_script_name); } else { SG(request_info).request_uri = orig_script_name; } } if (pt) { efree(pt); } } else { /* make sure path_info/translated are empty */ if (!orig_script_filename || (script_path_translated != orig_script_filename && strcmp(script_path_translated, orig_script_filename) != 0)) { if (orig_script_filename) { CGI_PUTENV("ORIG_SCRIPT_FILENAME", orig_script_filename); } script_path_translated = CGI_PUTENV("SCRIPT_FILENAME", script_path_translated); } if (env_redirect_url) { if (orig_path_info) { CGI_PUTENV("ORIG_PATH_INFO", orig_path_info); CGI_PUTENV("PATH_INFO", NULL); } if (orig_path_translated) { CGI_PUTENV("ORIG_PATH_TRANSLATED", orig_path_translated); CGI_PUTENV("PATH_TRANSLATED", NULL); } } if (env_script_name != orig_script_name) { if (orig_script_name) { CGI_PUTENV("ORIG_SCRIPT_NAME", orig_script_name); } SG(request_info).request_uri = CGI_PUTENV("SCRIPT_NAME", env_script_name); } else { SG(request_info).request_uri = env_script_name; } efree(real_path); } } else { /* pre 4.3 behaviour, shouldn't be used but provides BC */ if (env_path_info) { SG(request_info).request_uri = env_path_info; } else { SG(request_info).request_uri = env_script_name; } if (!CGIG(discard_path) && env_path_translated) { script_path_translated = env_path_translated; } } if (is_valid_path(script_path_translated)) { SG(request_info).path_translated = estrdup(script_path_translated); } SG(request_info).request_method = CGI_GETENV("REQUEST_METHOD"); /* FIXME - Work out proto_num here */ SG(request_info).query_string = CGI_GETENV("QUERY_STRING"); SG(request_info).content_type = (content_type ? content_type : "" ); SG(request_info).content_length = (content_length ? atol(content_length) : 0); /* The CGI RFC allows servers to pass on unvalidated Authorization data */ auth = CGI_GETENV("HTTP_AUTHORIZATION"); php_handle_auth_data(auth); } } /* }}} */ #ifndef PHP_WIN32 /** * Clean up child processes upon exit */ static void fastcgi_cleanup(int signal) { #ifdef DEBUG_FASTCGI fprintf(stderr, "FastCGI shutdown, pid %d\n", getpid()); #endif sigaction(SIGTERM, &old_term, 0); /* Kill all the processes in our process group */ kill(-pgroup, SIGTERM); if (parent && parent_waiting) { exit_signal = 1; } else { _exit(0); } } #else BOOL WINAPI fastcgi_cleanup(DWORD sig) { int i = kids; EnterCriticalSection(&cleanup_lock); cleaning_up = 1; LeaveCriticalSection(&cleanup_lock); while (0 < i--) { if (NULL == kid_cgi_ps[i]) { continue; } TerminateProcess(kid_cgi_ps[i], 0); CloseHandle(kid_cgi_ps[i]); kid_cgi_ps[i] = NULL; } if (job) { CloseHandle(job); } parent = 0; return TRUE; } #endif PHP_INI_BEGIN() STD_PHP_INI_BOOLEAN("cgi.rfc2616_headers", "0", PHP_INI_ALL, OnUpdateBool, rfc2616_headers, php_cgi_globals_struct, php_cgi_globals) STD_PHP_INI_BOOLEAN("cgi.nph", "0", PHP_INI_ALL, OnUpdateBool, nph, php_cgi_globals_struct, php_cgi_globals) STD_PHP_INI_BOOLEAN("cgi.check_shebang_line", "1", PHP_INI_SYSTEM, OnUpdateBool, check_shebang_line, php_cgi_globals_struct, php_cgi_globals) STD_PHP_INI_BOOLEAN("cgi.force_redirect", "1", PHP_INI_SYSTEM, OnUpdateBool, force_redirect, php_cgi_globals_struct, php_cgi_globals) STD_PHP_INI_ENTRY("cgi.redirect_status_env", NULL, PHP_INI_SYSTEM, OnUpdateString, redirect_status_env, php_cgi_globals_struct, php_cgi_globals) STD_PHP_INI_BOOLEAN("cgi.fix_pathinfo", "1", PHP_INI_SYSTEM, OnUpdateBool, fix_pathinfo, php_cgi_globals_struct, php_cgi_globals) STD_PHP_INI_BOOLEAN("cgi.discard_path", "0", PHP_INI_SYSTEM, OnUpdateBool, discard_path, php_cgi_globals_struct, php_cgi_globals) STD_PHP_INI_BOOLEAN("fastcgi.logging", "1", PHP_INI_SYSTEM, OnUpdateBool, fcgi_logging, php_cgi_globals_struct, php_cgi_globals) #ifdef PHP_WIN32 STD_PHP_INI_BOOLEAN("fastcgi.impersonate", "0", PHP_INI_SYSTEM, OnUpdateBool, impersonate, php_cgi_globals_struct, php_cgi_globals) #endif PHP_INI_END() /* {{{ php_cgi_globals_ctor */ static void php_cgi_globals_ctor(php_cgi_globals_struct *php_cgi_globals_ptr) { #if defined(ZTS) && defined(PHP_WIN32) ZEND_TSRMLS_CACHE_UPDATE(); #endif php_cgi_globals_ptr->rfc2616_headers = 0; php_cgi_globals_ptr->nph = 0; php_cgi_globals_ptr->check_shebang_line = 1; php_cgi_globals_ptr->force_redirect = 1; php_cgi_globals_ptr->redirect_status_env = NULL; php_cgi_globals_ptr->fix_pathinfo = 1; php_cgi_globals_ptr->discard_path = 0; php_cgi_globals_ptr->fcgi_logging = 1; #ifdef PHP_WIN32 php_cgi_globals_ptr->impersonate = 0; #endif zend_hash_init(&php_cgi_globals_ptr->user_config_cache, 8, NULL, user_config_cache_entry_dtor, 1); } /* }}} */ /* {{{ PHP_MINIT_FUNCTION */ static PHP_MINIT_FUNCTION(cgi) { REGISTER_INI_ENTRIES(); return SUCCESS; } /* }}} */ /* {{{ PHP_MSHUTDOWN_FUNCTION */ static PHP_MSHUTDOWN_FUNCTION(cgi) { zend_hash_destroy(&CGIG(user_config_cache)); UNREGISTER_INI_ENTRIES(); return SUCCESS; } /* }}} */ /* {{{ PHP_MINFO_FUNCTION */ static PHP_MINFO_FUNCTION(cgi) { DISPLAY_INI_ENTRIES(); } /* }}} */ PHP_FUNCTION(apache_child_terminate) /* {{{ */ { if (zend_parse_parameters_none()) { RETURN_THROWS(); } if (fcgi_is_fastcgi()) { fcgi_terminate(); } } /* }}} */ PHP_FUNCTION(apache_request_headers) /* {{{ */ { if (zend_parse_parameters_none()) { RETURN_THROWS(); } array_init(return_value); if (fcgi_is_fastcgi()) { fcgi_request *request = (fcgi_request*) SG(server_context); fcgi_loadenv(request, sapi_add_request_header, return_value); } else { char buf[128]; char **env, *p, *q, *var, *val, *t = buf; size_t alloc_size = sizeof(buf); zend_ulong var_len; for (env = environ; env != NULL && *env != NULL; env++) { val = strchr(*env, '='); if (!val) { /* malformed entry? */ continue; } var_len = val - *env; if (var_len >= alloc_size) { alloc_size = var_len + 64; t = (t == buf ? emalloc(alloc_size): erealloc(t, alloc_size)); } var = *env; if (var_len > 5 && var[0] == 'H' && var[1] == 'T' && var[2] == 'T' && var[3] == 'P' && var[4] == '_') { var_len -= 5; if (var_len >= alloc_size) { alloc_size = var_len + 64; t = (t == buf ? emalloc(alloc_size): erealloc(t, alloc_size)); } p = var + 5; var = q = t; /* First char keep uppercase */ *q++ = *p++; while (*p) { if (*p == '=') { /* End of name */ break; } else if (*p == '_') { *q++ = '-'; p++; /* First char after - keep uppercase */ if (*p && *p!='=') { *q++ = *p++; } } else if (*p >= 'A' && *p <= 'Z') { /* lowercase */ *q++ = (*p++ - 'A' + 'a'); } else { *q++ = *p++; } } *q = 0; } else if (var_len == sizeof("CONTENT_TYPE")-1 && memcmp(var, "CONTENT_TYPE", sizeof("CONTENT_TYPE")-1) == 0) { var = "Content-Type"; } else if (var_len == sizeof("CONTENT_LENGTH")-1 && memcmp(var, "CONTENT_LENGTH", sizeof("CONTENT_LENGTH")-1) == 0) { var = "Content-Length"; } else { continue; } val++; add_assoc_string_ex(return_value, var, var_len, val); } if (t != buf && t != NULL) { efree(t); } } } /* }}} */ static void add_response_header(sapi_header_struct *h, zval *return_value) /* {{{ */ { if (h->header_len > 0) { char *s; size_t len = 0; ALLOCA_FLAG(use_heap) char *p = strchr(h->header, ':'); if (NULL != p) { len = p - h->header; } if (len > 0) { while (len != 0 && (h->header[len-1] == ' ' || h->header[len-1] == '\t')) { len--; } if (len) { s = do_alloca(len + 1, use_heap); memcpy(s, h->header, len); s[len] = 0; do { p++; } while (*p == ' ' || *p == '\t'); add_assoc_stringl_ex(return_value, s, len, p, h->header_len - (p - h->header)); free_alloca(s, use_heap); } } } } /* }}} */ PHP_FUNCTION(apache_response_headers) /* {{{ */ { ZEND_PARSE_PARAMETERS_NONE(); array_init(return_value); zend_llist_apply_with_argument(&SG(sapi_headers).headers, (llist_apply_with_arg_func_t)add_response_header, return_value); } /* }}} */ static zend_module_entry cgi_module_entry = { STANDARD_MODULE_HEADER, "cgi-fcgi", ext_functions, PHP_MINIT(cgi), PHP_MSHUTDOWN(cgi), NULL, NULL, PHP_MINFO(cgi), PHP_VERSION, STANDARD_MODULE_PROPERTIES }; /* {{{ main */ int main(int argc, char *argv[]) { int free_query_string = 0; int exit_status = SUCCESS; int cgi = 0, c, i; size_t len; zend_file_handle file_handle; char *s; /* temporary locals */ int behavior = PHP_MODE_STANDARD; int no_headers = 0; int orig_optind = php_optind; char *orig_optarg = php_optarg; char *script_file = NULL; struct php_ini_builder ini_builder; /* end of temporary locals */ int max_requests = 500; int requests = 0; int fastcgi; char *bindpath = NULL; int fcgi_fd = 0; fcgi_request *request = NULL; int warmup_repeats = 0; int repeats = 1; int benchmark = 0; #ifdef HAVE_GETTIMEOFDAY struct timeval start, end; #else time_t start, end; #endif #ifndef PHP_WIN32 int status = 0; #endif char *query_string; int skip_getopt = 0; #if defined(SIGPIPE) && defined(SIG_IGN) signal(SIGPIPE, SIG_IGN); /* ignore SIGPIPE in standalone mode so that sockets created via fsockopen() don't kill PHP if the remote site closes it. in apache|apxs mode apache does that for us! thies@thieso.net 20000419 */ #endif #ifdef ZTS php_tsrm_startup(); # ifdef PHP_WIN32 ZEND_TSRMLS_CACHE_UPDATE(); # endif #endif zend_signal_startup(); #ifdef ZTS ts_allocate_id(&php_cgi_globals_id, sizeof(php_cgi_globals_struct), (ts_allocate_ctor) php_cgi_globals_ctor, NULL); #else php_cgi_globals_ctor(&php_cgi_globals); #endif sapi_startup(&cgi_sapi_module); fastcgi = fcgi_is_fastcgi(); cgi_sapi_module.php_ini_path_override = NULL; #ifdef PHP_WIN32 _fmode = _O_BINARY; /* sets default for file streams to binary */ _setmode(_fileno(stdin), O_BINARY); /* make the stdio mode be binary */ _setmode(_fileno(stdout), O_BINARY); /* make the stdio mode be binary */ _setmode(_fileno(stderr), O_BINARY); /* make the stdio mode be binary */ #endif if (!fastcgi) { /* Make sure we detect we are a cgi - a bit redundancy here, * but the default case is that we have to check only the first one. */ if (getenv("SERVER_SOFTWARE") || getenv("SERVER_NAME") || getenv("GATEWAY_INTERFACE") || getenv("REQUEST_METHOD") ) { cgi = 1; } } /* Apache CGI will pass the query string to the command line if it doesn't contain a '='. * This can create an issue where a malicious request can pass command line arguments to * the executable. Ideally we skip argument parsing when we're in cgi or fastcgi mode, * but that breaks PHP scripts on Linux with a hashbang: `#!/php-cgi -d option=value`. * Therefore, this code only prevents passing arguments if the query string starts with a '-'. * Similarly, scripts spawned in subprocesses on Windows may have the same issue. * However, Windows has lots of conversion rules and command line parsing rules that * are too difficult and dangerous to reliably emulate. */ if((query_string = getenv("QUERY_STRING")) != NULL && strchr(query_string, '=') == NULL) { #ifdef PHP_WIN32 skip_getopt = cgi || fastcgi; #else unsigned char *p; char *decoded_query_string = strdup(query_string); php_url_decode(decoded_query_string, strlen(decoded_query_string)); for (p = (unsigned char *)decoded_query_string; *p && *p <= ' '; p++) { /* skip all leading spaces */ } if(*p == '-') { skip_getopt = 1; } free(decoded_query_string); #endif } php_ini_builder_init(&ini_builder); while (!skip_getopt && (c = php_getopt(argc, argv, OPTIONS, &php_optarg, &php_optind, 0, 2)) != -1) { switch (c) { case 'c': if (cgi_sapi_module.php_ini_path_override) { free(cgi_sapi_module.php_ini_path_override); } cgi_sapi_module.php_ini_path_override = strdup(php_optarg); break; case 'n': cgi_sapi_module.php_ini_ignore = 1; break; case 'd': /* define ini entries on command line */ php_ini_builder_define(&ini_builder, php_optarg); break; /* if we're started on command line, check to see if * we are being started as an 'external' fastcgi * server by accepting a bindpath parameter. */ case 'b': if (!fastcgi) { bindpath = strdup(php_optarg); } break; case 's': /* generate highlighted HTML from source */ behavior = PHP_MODE_HIGHLIGHT; break; } } php_optind = orig_optind; php_optarg = orig_optarg; cgi_sapi_module.ini_entries = php_ini_builder_finish(&ini_builder); if (fastcgi || bindpath) { /* Override SAPI callbacks */ cgi_sapi_module.ub_write = sapi_fcgi_ub_write; cgi_sapi_module.flush = sapi_fcgi_flush; cgi_sapi_module.read_post = sapi_fcgi_read_post; cgi_sapi_module.getenv = sapi_fcgi_getenv; cgi_sapi_module.read_cookies = sapi_fcgi_read_cookies; } #ifdef ZTS SG(request_info).path_translated = NULL; #endif cgi_sapi_module.executable_location = argv[0]; if (!cgi && !fastcgi && !bindpath) { cgi_sapi_module.additional_functions = additional_functions; } /* startup after we get the above ini override se we get things right */ if (cgi_sapi_module.startup(&cgi_sapi_module) == FAILURE) { #ifdef ZTS tsrm_shutdown(); #endif free(bindpath); return FAILURE; } /* check force_cgi after startup, so we have proper output */ if (cgi && CGIG(force_redirect)) { /* This is to allow a different environment variable to be configured * in case the we cannot auto-detect which environment variable to use. * Checking this first to allow user overrides in case the environment * variable can be set by an untrusted party. */ const char *redirect_status_env = CGIG(redirect_status_env); if (!redirect_status_env) { /* Apache will generate REDIRECT_STATUS. */ redirect_status_env = "REDIRECT_STATUS"; } if (!getenv(redirect_status_env)) { zend_try { SG(sapi_headers).http_response_code = 400; PUTS("Security Alert! The PHP CGI cannot be accessed directly.\n\n\

This PHP CGI binary was compiled with force-cgi-redirect enabled. This\n\ means that a page will only be served up if the REDIRECT_STATUS CGI variable is\n\ set, e.g. via an Apache Action directive.

\n\

For more information as to why this behaviour exists, see the \ manual page for CGI security.

\n\

For more information about changing this behaviour or re-enabling this webserver,\n\ consult the installation file that came with this distribution, or visit \n\ the manual page.

\n"); } zend_catch { } zend_end_try(); #if defined(ZTS) && !PHP_DEBUG /* XXX we're crashing here in msvc6 debug builds at * php_message_handler_for_zend:839 because * SG(request_info).path_translated is an invalid pointer. * It still happens even though I set it to null, so something * weird is going on. */ tsrm_shutdown(); #endif free(bindpath); return FAILURE; } } #ifndef HAVE_ATTRIBUTE_WEAK fcgi_set_logger(fcgi_log); #endif if (bindpath) { int backlog = MIN(SOMAXCONN, 128); if (getenv("PHP_FCGI_BACKLOG")) { backlog = atoi(getenv("PHP_FCGI_BACKLOG")); } if (backlog < -1 || backlog > SOMAXCONN) { fprintf(stderr, "Invalid backlog %d, needs to be between -1 and %d\n", backlog, SOMAXCONN); #ifdef ZTS tsrm_shutdown(); #endif return FAILURE; } fcgi_fd = fcgi_listen(bindpath, backlog); if (fcgi_fd < 0) { fprintf(stderr, "Couldn't create FastCGI listen socket on port %s\n", bindpath); #ifdef ZTS tsrm_shutdown(); #endif return FAILURE; } fastcgi = fcgi_is_fastcgi(); } /* make php call us to get _ENV vars */ php_php_import_environment_variables = php_import_environment_variables; php_import_environment_variables = cgi_php_import_environment_variables; if (fastcgi) { /* How many times to run PHP scripts before dying */ if (getenv("PHP_FCGI_MAX_REQUESTS")) { max_requests = atoi(getenv("PHP_FCGI_MAX_REQUESTS")); if (max_requests < 0) { fprintf(stderr, "PHP_FCGI_MAX_REQUESTS is not valid\n"); return FAILURE; } } /* library is already initialized, now init our request */ request = fcgi_init_request(fcgi_fd, NULL, NULL, NULL); /* Pre-fork or spawn, if required */ if (getenv("PHP_FCGI_CHILDREN")) { char * children_str = getenv("PHP_FCGI_CHILDREN"); children = atoi(children_str); if (children < 0) { fprintf(stderr, "PHP_FCGI_CHILDREN is not valid\n"); return FAILURE; } fcgi_set_mgmt_var("FCGI_MAX_CONNS", sizeof("FCGI_MAX_CONNS")-1, children_str, strlen(children_str)); /* This is the number of concurrent requests, equals FCGI_MAX_CONNS */ fcgi_set_mgmt_var("FCGI_MAX_REQS", sizeof("FCGI_MAX_REQS")-1, children_str, strlen(children_str)); } else { #ifdef PHP_WIN32 /* If this env var is set, the process was invoked as a child. Let it show the original PHP_FCGI_CHILDREN value, while don't care otherwise. */ char * children_str = getenv("PHP_FCGI_CHILDREN_FOR_KID"); if (children_str) { char putenv_buf[sizeof("PHP_FCGI_CHILDREN")+5]; snprintf(putenv_buf, sizeof(putenv_buf), "%s=%s", "PHP_FCGI_CHILDREN", children_str); putenv(putenv_buf); putenv("PHP_FCGI_CHILDREN_FOR_KID="); SetEnvironmentVariable("PHP_FCGI_CHILDREN", children_str); SetEnvironmentVariable("PHP_FCGI_CHILDREN_FOR_KID", NULL); } #endif fcgi_set_mgmt_var("FCGI_MAX_CONNS", sizeof("FCGI_MAX_CONNS")-1, "1", sizeof("1")-1); fcgi_set_mgmt_var("FCGI_MAX_REQS", sizeof("FCGI_MAX_REQS")-1, "1", sizeof("1")-1); } #ifndef PHP_WIN32 if (children) { int running = 0; pid_t pid; /* Create a process group for us & children */ setsid(); pgroup = getpgrp(); #ifdef DEBUG_FASTCGI fprintf(stderr, "Process group %d\n", pgroup); #endif /* Set up handler to kill children upon exit */ act.sa_flags = 0; act.sa_handler = fastcgi_cleanup; if (sigaction(SIGTERM, &act, &old_term) || sigaction(SIGINT, &act, &old_int) || sigaction(SIGQUIT, &act, &old_quit) ) { perror("Can't set signals"); exit(1); } if (fcgi_in_shutdown()) { goto parent_out; } while (parent) { do { #ifdef DEBUG_FASTCGI fprintf(stderr, "Forking, %d running\n", running); #endif pid = fork(); switch (pid) { case 0: /* One of the children. * Make sure we don't go round the * fork loop any more */ parent = 0; php_child_init(); /* don't catch our signals */ sigaction(SIGTERM, &old_term, 0); sigaction(SIGQUIT, &old_quit, 0); sigaction(SIGINT, &old_int, 0); zend_signal_init(); break; case -1: perror("php (pre-forking)"); exit(1); break; default: /* Fine */ running++; break; } } while (parent && (running < children)); if (parent) { #ifdef DEBUG_FASTCGI fprintf(stderr, "Wait for kids, pid %d\n", getpid()); #endif parent_waiting = 1; while (1) { if (wait(&status) >= 0) { running--; break; } else if (exit_signal) { break; } } if (exit_signal) { #if 0 while (running > 0) { while (wait(&status) < 0) { } running--; } #endif goto parent_out; } } } } else { parent = 0; zend_signal_init(); } #else if (children) { wchar_t *cmd_line_tmp, cmd_line[PHP_WIN32_IOUTIL_MAXPATHLEN]; size_t cmd_line_len; char kid_buf[16]; int i; ZeroMemory(&kid_cgi_ps, sizeof(kid_cgi_ps)); kids = children < WIN32_MAX_SPAWN_CHILDREN ? children : WIN32_MAX_SPAWN_CHILDREN; InitializeCriticalSection(&cleanup_lock); SetConsoleCtrlHandler(fastcgi_cleanup, TRUE); /* kids will inherit the env, don't let them spawn */ SetEnvironmentVariable("PHP_FCGI_CHILDREN", NULL); /* instead, set a temporary env var, so then the child can read and show the actual setting correctly. */ snprintf(kid_buf, 16, "%d", children); SetEnvironmentVariable("PHP_FCGI_CHILDREN_FOR_KID", kid_buf); /* The current command line is used as is. This should normally be no issue, even if there were some I/O redirection. If some issues turn out, an extra parsing might be needed here. */ cmd_line_tmp = GetCommandLineW(); if (!cmd_line_tmp) { DWORD err = GetLastError(); char *err_text = php_win32_error_to_msg(err); fprintf(stderr, "unable to get current command line: [0x%08lx]: %s\n", err, err_text); php_win32_error_msg_free(err_text); goto parent_out; } cmd_line_len = wcslen(cmd_line_tmp); if (cmd_line_len > sizeof(cmd_line) - 1) { fprintf(stderr, "command line is too long\n"); goto parent_out; } memmove(cmd_line, cmd_line_tmp, (cmd_line_len + 1)*sizeof(wchar_t)); job = CreateJobObject(NULL, NULL); if (!job) { DWORD err = GetLastError(); char *err_text = php_win32_error_to_msg(err); fprintf(stderr, "unable to create job object: [0x%08lx]: %s\n", err, err_text); php_win32_error_msg_free(err_text); goto parent_out; } job_info.BasicLimitInformation.LimitFlags = JOB_OBJECT_LIMIT_KILL_ON_JOB_CLOSE; if (!SetInformationJobObject(job, JobObjectExtendedLimitInformation, &job_info, sizeof(job_info))) { DWORD err = GetLastError(); char *err_text = php_win32_error_to_msg(err); fprintf(stderr, "unable to configure job object: [0x%08lx]: %s\n", err, err_text); php_win32_error_msg_free(err_text); } while (parent) { EnterCriticalSection(&cleanup_lock); if (cleaning_up) { goto parent_loop_end; } LeaveCriticalSection(&cleanup_lock); i = kids; while (0 < i--) { DWORD status; if (NULL != kid_cgi_ps[i]) { if(!GetExitCodeProcess(kid_cgi_ps[i], &status) || status != STILL_ACTIVE) { CloseHandle(kid_cgi_ps[i]); kid_cgi_ps[i] = NULL; } } } i = kids; while (0 < i--) { PROCESS_INFORMATION pi; STARTUPINFOW si; if (NULL != kid_cgi_ps[i]) { continue; } ZeroMemory(&si, sizeof(si)); si.cb = sizeof(si); ZeroMemory(&pi, sizeof(pi)); si.dwFlags = STARTF_USESTDHANDLES; si.hStdOutput = INVALID_HANDLE_VALUE; si.hStdInput = (HANDLE)_get_osfhandle(fcgi_fd); si.hStdError = INVALID_HANDLE_VALUE; if (CreateProcessW(NULL, cmd_line, NULL, NULL, TRUE, CREATE_NO_WINDOW, NULL, NULL, &si, &pi)) { kid_cgi_ps[i] = pi.hProcess; if (!AssignProcessToJobObject(job, pi.hProcess)) { DWORD err = GetLastError(); char *err_text = php_win32_error_to_msg(err); fprintf(stderr, "unable to assign child process to job object: [0x%08lx]: %s\n", err, err_text); php_win32_error_msg_free(err_text); } CloseHandle(pi.hThread); } else { DWORD err = GetLastError(); char *err_text = php_win32_error_to_msg(err); kid_cgi_ps[i] = NULL; fprintf(stderr, "unable to spawn: [0x%08lx]: %s\n", err, err_text); php_win32_error_msg_free(err_text); } } WaitForMultipleObjects(kids, kid_cgi_ps, FALSE, INFINITE); } parent_loop_end: /* restore my env */ SetEnvironmentVariable("PHP_FCGI_CHILDREN", kid_buf); DeleteCriticalSection(&cleanup_lock); goto parent_out; } else { parent = 0; } #endif /* PHP_WIN32 */ } zend_first_try { while (!skip_getopt && (c = php_getopt(argc, argv, OPTIONS, &php_optarg, &php_optind, 1, 2)) != -1) { switch (c) { case 'T': benchmark = 1; { char *comma = strchr(php_optarg, ','); if (comma) { warmup_repeats = atoi(php_optarg); repeats = atoi(comma + 1); #ifdef HAVE_VALGRIND if (warmup_repeats > 0) { CALLGRIND_STOP_INSTRUMENTATION; /* We're not interested in measuring startup */ CALLGRIND_ZERO_STATS; # ifdef HAVE_VALGRIND_CACHEGRIND_H CACHEGRIND_STOP_INSTRUMENTATION; /* Zeroing stats is not supported for cachegrind. */ # endif } #endif } else { repeats = atoi(php_optarg); } } #ifdef HAVE_GETTIMEOFDAY gettimeofday(&start, NULL); #else time(&start); #endif break; case 'h': case '?': case PHP_GETOPT_INVALID_ARG: if (request) { fcgi_destroy_request(request); } fcgi_shutdown(); no_headers = 1; SG(headers_sent) = 1; php_cgi_usage(argv[0]); php_output_end_all(); exit_status = 0; if (c == PHP_GETOPT_INVALID_ARG) { exit_status = 1; } goto out; } } php_optind = orig_optind; php_optarg = orig_optarg; /* start of FAST CGI loop */ /* Initialise FastCGI request structure */ #ifdef PHP_WIN32 /* attempt to set security impersonation for fastcgi * will only happen on NT based OS, others will ignore it. */ if (fastcgi && CGIG(impersonate)) { fcgi_impersonate(); } #endif while (!fastcgi || fcgi_accept_request(request) >= 0) { SG(server_context) = fastcgi ? (void *)request : (void *) 1; init_request_info(request); if (!cgi && !fastcgi) { while ((c = php_getopt(argc, argv, OPTIONS, &php_optarg, &php_optind, 0, 2)) != -1) { switch (c) { case 'a': /* interactive mode */ printf("Interactive mode enabled\n\n"); fflush(stdout); break; case 'C': /* don't chdir to the script directory */ SG(options) |= SAPI_OPTION_NO_CHDIR; break; case 'e': /* enable extended info output */ CG(compiler_options) |= ZEND_COMPILE_EXTENDED_INFO; break; case 'f': /* parse file */ if (script_file) { efree(script_file); } script_file = estrdup(php_optarg); no_headers = 1; break; case 'i': /* php info & quit */ if (script_file) { efree(script_file); } if (php_request_startup() == FAILURE) { SG(server_context) = NULL; php_module_shutdown(); free(bindpath); return FAILURE; } if (no_headers) { SG(headers_sent) = 1; SG(request_info).no_headers = 1; } php_print_info(0xFFFFFFFF); php_request_shutdown((void *) 0); fcgi_shutdown(); exit_status = 0; goto out; case 'l': /* syntax check mode */ no_headers = 1; behavior = PHP_MODE_LINT; break; case 'm': /* list compiled in modules */ if (script_file) { efree(script_file); } SG(headers_sent) = 1; php_printf("[PHP Modules]\n"); print_modules(); php_printf("\n[Zend Modules]\n"); print_extensions(); php_printf("\n"); php_output_end_all(); fcgi_shutdown(); exit_status = 0; goto out; case 'q': /* do not generate HTTP headers */ no_headers = 1; break; case 'v': /* show php version & quit */ if (script_file) { efree(script_file); } no_headers = 1; if (php_request_startup() == FAILURE) { SG(server_context) = NULL; php_module_shutdown(); free(bindpath); return FAILURE; } SG(headers_sent) = 1; SG(request_info).no_headers = 1; php_print_version(&cgi_sapi_module); php_request_shutdown((void *) 0); fcgi_shutdown(); exit_status = 0; goto out; case 'w': behavior = PHP_MODE_STRIP; break; default: break; } } do_repeat: if (script_file) { /* override path_translated if -f on command line */ if (SG(request_info).path_translated) efree(SG(request_info).path_translated); SG(request_info).path_translated = script_file; /* before registering argv to module exchange the *new* argv[0] */ /* we can achieve this without allocating more memory */ SG(request_info).argc = argc - (php_optind - 1); SG(request_info).argv = &argv[php_optind - 1]; SG(request_info).argv[0] = script_file; } else if (argc > php_optind) { /* file is on command line, but not in -f opt */ if (SG(request_info).path_translated) efree(SG(request_info).path_translated); SG(request_info).path_translated = estrdup(argv[php_optind]); /* arguments after the file are considered script args */ SG(request_info).argc = argc - php_optind; SG(request_info).argv = &argv[php_optind]; } if (no_headers) { SG(headers_sent) = 1; SG(request_info).no_headers = 1; } /* all remaining arguments are part of the query string * this section of code concatenates all remaining arguments * into a single string, separating args with a & * this allows command lines like: * * test.php v1=test v2=hello+world! * test.php "v1=test&v2=hello world!" * test.php v1=test "v2=hello world!" */ if (!SG(request_info).query_string && argc > php_optind) { size_t slen = ZSTR_LEN(PG(arg_separator).input); len = 0; for (i = php_optind; i < argc; i++) { if (i < (argc - 1)) { len += strlen(argv[i]) + slen; } else { len += strlen(argv[i]); } } len += 2; s = malloc(len); *s = '\0'; /* we are pretending it came from the environment */ for (i = php_optind; i < argc; i++) { strlcat(s, argv[i], len); if (i < (argc - 1)) { strlcat(s, ZSTR_VAL(PG(arg_separator).input), len); } } SG(request_info).query_string = s; free_query_string = 1; } } /* end !cgi && !fastcgi */ #ifdef HAVE_VALGRIND if (warmup_repeats == 0) { CALLGRIND_START_INSTRUMENTATION; # ifdef HAVE_VALGRIND_CACHEGRIND_H CACHEGRIND_START_INSTRUMENTATION; # endif } #endif /* request startup only after we've done all we can to * get path_translated */ if (php_request_startup() == FAILURE) { if (fastcgi) { fcgi_finish_request(request, 1); } SG(server_context) = NULL; php_module_shutdown(); return FAILURE; } if (no_headers) { SG(headers_sent) = 1; SG(request_info).no_headers = 1; } /* at this point path_translated will be set if: 1. we are running from shell and got filename was there 2. we are running as cgi or fastcgi */ if (cgi || fastcgi || SG(request_info).path_translated) { if (php_fopen_primary_script(&file_handle) == FAILURE) { zend_try { if (errno == EACCES) { SG(sapi_headers).http_response_code = 403; PUTS("Access denied.\n"); } else { SG(sapi_headers).http_response_code = 404; PUTS("No input file specified.\n"); } } zend_catch { } zend_end_try(); /* we want to serve more requests if this is fastcgi * so cleanup and continue, request shutdown is * handled later */ if (fastcgi) { goto fastcgi_request_done; } if (SG(request_info).path_translated) { efree(SG(request_info).path_translated); SG(request_info).path_translated = NULL; } if (free_query_string && SG(request_info).query_string) { free(SG(request_info).query_string); SG(request_info).query_string = NULL; } php_request_shutdown((void *) 0); SG(server_context) = NULL; php_module_shutdown(); sapi_shutdown(); #ifdef ZTS tsrm_shutdown(); #endif free(bindpath); return FAILURE; } } else { /* we never take stdin if we're (f)cgi */ zend_stream_init_fp(&file_handle, stdin, "Standard input code"); file_handle.primary_script = 1; } if (CGIG(check_shebang_line)) { CG(skip_shebang) = 1; } switch (behavior) { case PHP_MODE_STANDARD: php_execute_script(&file_handle); break; case PHP_MODE_LINT: PG(during_request_startup) = 0; if (php_lint_script(&file_handle) == SUCCESS) { zend_printf("No syntax errors detected in %s\n", ZSTR_VAL(file_handle.filename)); } else { zend_printf("Errors parsing %s\n", ZSTR_VAL(file_handle.filename)); exit_status = -1; } break; case PHP_MODE_STRIP: if (open_file_for_scanning(&file_handle) == SUCCESS) { zend_strip(); } break; case PHP_MODE_HIGHLIGHT: { zend_syntax_highlighter_ini default_syntax_highlighter_ini; if (open_file_for_scanning(&file_handle) == SUCCESS) { php_get_highlight_struct(&default_syntax_highlighter_ini); zend_highlight(&default_syntax_highlighter_ini); } } break; } fastcgi_request_done: zend_destroy_file_handle(&file_handle); if (SG(request_info).path_translated) { efree(SG(request_info).path_translated); SG(request_info).path_translated = NULL; } php_request_shutdown((void *) 0); if (exit_status == 0) { exit_status = EG(exit_status); } if (free_query_string && SG(request_info).query_string) { free(SG(request_info).query_string); SG(request_info).query_string = NULL; } #ifdef HAVE_VALGRIND /* We're not interested in measuring shutdown */ CALLGRIND_STOP_INSTRUMENTATION; # ifdef HAVE_VALGRIND_CACHEGRIND_H CACHEGRIND_STOP_INSTRUMENTATION; # endif #endif if (!fastcgi) { if (benchmark) { if (warmup_repeats) { warmup_repeats--; if (!warmup_repeats) { #ifdef HAVE_GETTIMEOFDAY gettimeofday(&start, NULL); #else time(&start); #endif } continue; } else { repeats--; if (repeats > 0) { script_file = NULL; php_optind = orig_optind; php_optarg = orig_optarg; continue; } } } if (behavior == PHP_MODE_LINT && argc - 1 > php_optind) { php_optind++; script_file = NULL; goto do_repeat; } break; } /* only fastcgi will get here */ requests++; if (max_requests && (requests == max_requests)) { fcgi_finish_request(request, 1); free(bindpath); if (max_requests != 1) { /* no need to return exit_status of the last request */ exit_status = 0; } break; } /* end of fastcgi loop */ } if (request) { fcgi_destroy_request(request); } fcgi_shutdown(); if (cgi_sapi_module.php_ini_path_override) { free(cgi_sapi_module.php_ini_path_override); } php_ini_builder_deinit(&ini_builder); } zend_catch { exit_status = 255; } zend_end_try(); out: if (benchmark) { int sec; #ifdef HAVE_GETTIMEOFDAY int usec; gettimeofday(&end, NULL); sec = (int)(end.tv_sec - start.tv_sec); if (end.tv_usec >= start.tv_usec) { usec = (int)(end.tv_usec - start.tv_usec); } else { sec -= 1; usec = (int)(end.tv_usec + 1000000 - start.tv_usec); } fprintf(stderr, "\nElapsed time: %d.%06d sec\n", sec, usec); #else time(&end); sec = (int)(end - start); fprintf(stderr, "\nElapsed time: %d sec\n", sec); #endif } parent_out: SG(server_context) = NULL; php_module_shutdown(); sapi_shutdown(); #ifdef ZTS tsrm_shutdown(); #endif #if defined(PHP_WIN32) && ZEND_DEBUG && 0 _CrtDumpMemoryLeaks(); #endif return exit_status; } /* }}} */