/* +----------------------------------------------------------------------+ | Zend OPcache | +----------------------------------------------------------------------+ | Copyright (c) The PHP Group | +----------------------------------------------------------------------+ | This source file is subject to version 3.01 of the PHP license, | | that is bundled with this package in the file LICENSE, and is | | available through the world-wide-web at the following url: | | https://www.php.net/license/3_01.txt | | If you did not receive a copy of the PHP license and are unable to | | obtain it through the world-wide-web, please send a note to | | license@php.net so we can mail you a copy immediately. | +----------------------------------------------------------------------+ | Authors: Andi Gutmans | | Zeev Suraski | | Stanislav Malyshev | | Dmitry Stogov | +----------------------------------------------------------------------+ */ #include #include "php.h" #include "ZendAccelerator.h" #include "zend_API.h" #include "zend_shared_alloc.h" #include "zend_accelerator_blacklist.h" #include "php_ini.h" #include "SAPI.h" #include "zend_virtual_cwd.h" #include "ext/standard/info.h" #include "ext/standard/php_filestat.h" #include "ext/date/php_date.h" #include "opcache_arginfo.h" #if HAVE_JIT #include "jit/zend_jit.h" #endif #define STRING_NOT_NULL(s) (NULL == (s)?"":s) #define MIN_ACCEL_FILES 200 #define MAX_ACCEL_FILES 1000000 /* Max value of opcache.interned_strings_buffer */ #define MAX_INTERNED_STRINGS_BUFFER_SIZE ((zend_long)MIN( \ MIN( \ /* STRTAB_STR_TO_POS() must not overflow (zend_string_table_pos_t) */ \ (ZEND_STRING_TABLE_POS_MAX - sizeof(zend_string_table)) / (1024 * 1024 / ZEND_STRING_TABLE_POS_ALIGNMENT), \ /* nTableMask must not overflow (uint32_t) */ \ UINT32_MAX / (32 * 1024 * sizeof(zend_string_table_pos_t)) \ ), \ /* SHM allocation must not overflow (size_t) */ \ (SIZE_MAX - sizeof(zend_accel_shared_globals)) / (1024 * 1024) \ )) #define TOKENTOSTR(X) #X static zif_handler orig_file_exists = NULL; static zif_handler orig_is_file = NULL; static zif_handler orig_is_readable = NULL; static int validate_api_restriction(void) { if (ZCG(accel_directives).restrict_api && *ZCG(accel_directives).restrict_api) { size_t len = strlen(ZCG(accel_directives).restrict_api); if (!SG(request_info).path_translated || strlen(SG(request_info).path_translated) < len || memcmp(SG(request_info).path_translated, ZCG(accel_directives).restrict_api, len) != 0) { zend_error(E_WARNING, ACCELERATOR_PRODUCT_NAME " API is restricted by \"restrict_api\" configuration directive"); return 0; } } return 1; } static ZEND_INI_MH(OnUpdateMemoryConsumption) { zend_long *p = (zend_long *) ZEND_INI_GET_ADDR(); zend_long memsize = atoi(ZSTR_VAL(new_value)); /* sanity check we must use at least 8 MB */ if (memsize < 8) { zend_accel_error(ACCEL_LOG_WARNING, "opcache.memory_consumption is set below the required 8MB.\n"); return FAILURE; } if (UNEXPECTED(memsize > ZEND_LONG_MAX / (1024 * 1024))) { *p = ZEND_LONG_MAX & ~(1024 * 1024 - 1); } else { *p = memsize * (1024 * 1024); } return SUCCESS; } static ZEND_INI_MH(OnUpdateInternedStringsBuffer) { zend_long *p = (zend_long *) ZEND_INI_GET_ADDR(); zend_long size = zend_ini_parse_quantity_warn(new_value, entry->name); if (size < 0) { zend_accel_error(ACCEL_LOG_WARNING, "opcache.interned_strings_buffer must be greater than or equal to 0, " ZEND_LONG_FMT " given.\n", size); return FAILURE; } if (size > MAX_INTERNED_STRINGS_BUFFER_SIZE) { zend_accel_error(ACCEL_LOG_WARNING, "opcache.interned_strings_buffer must be less than or equal to " ZEND_LONG_FMT ", " ZEND_LONG_FMT " given.\n", MAX_INTERNED_STRINGS_BUFFER_SIZE, size); return FAILURE; } *p = size; return SUCCESS; } static ZEND_INI_MH(OnUpdateMaxAcceleratedFiles) { zend_long *p = (zend_long *) ZEND_INI_GET_ADDR(); zend_long size = atoi(ZSTR_VAL(new_value)); /* sanity check we must use a value between MIN_ACCEL_FILES and MAX_ACCEL_FILES */ if (size < MIN_ACCEL_FILES) { zend_accel_error(ACCEL_LOG_WARNING, "opcache.max_accelerated_files is set below the required minimum (%d).\n", MIN_ACCEL_FILES); return FAILURE; } if (size > MAX_ACCEL_FILES) { zend_accel_error(ACCEL_LOG_WARNING, "opcache.max_accelerated_files is set above the limit (%d).\n", MAX_ACCEL_FILES); return FAILURE; } *p = size; return SUCCESS; } static ZEND_INI_MH(OnUpdateMaxWastedPercentage) { double *p = (double *) ZEND_INI_GET_ADDR(); zend_long percentage = atoi(ZSTR_VAL(new_value)); if (percentage <= 0 || percentage > 50) { zend_accel_error(ACCEL_LOG_WARNING, "opcache.max_wasted_percentage must be set between 1 and 50.\n"); return FAILURE; } *p = (double)percentage / 100.0; return SUCCESS; } static ZEND_INI_MH(OnEnable) { if (stage == ZEND_INI_STAGE_STARTUP || stage == ZEND_INI_STAGE_SHUTDOWN || stage == ZEND_INI_STAGE_DEACTIVATE) { return OnUpdateBool(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage); } else { /* It may be only temporary disabled */ bool *p = (bool *) ZEND_INI_GET_ADDR(); if (zend_ini_parse_bool(new_value)) { zend_error(E_WARNING, ACCELERATOR_PRODUCT_NAME " can't be temporary enabled (it may be only disabled till the end of request)"); return FAILURE; } else { *p = 0; ZCG(accelerator_enabled) = 0; return SUCCESS; } } } static ZEND_INI_MH(OnUpdateFileCache) { if (new_value) { if (!ZSTR_LEN(new_value)) { new_value = NULL; } else { zend_stat_t buf = {0}; if (!IS_ABSOLUTE_PATH(ZSTR_VAL(new_value), ZSTR_LEN(new_value)) || zend_stat(ZSTR_VAL(new_value), &buf) != 0 || !S_ISDIR(buf.st_mode) || #ifndef ZEND_WIN32 access(ZSTR_VAL(new_value), R_OK | W_OK | X_OK) != 0) { #else _access(ZSTR_VAL(new_value), 06) != 0) { #endif zend_accel_error(ACCEL_LOG_WARNING, "opcache.file_cache must be a full path of accessible directory.\n"); new_value = NULL; } } } OnUpdateString(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage); return SUCCESS; } #ifdef HAVE_JIT static ZEND_INI_MH(OnUpdateJit) { if (zend_jit_config(new_value, stage) == SUCCESS) { return OnUpdateString(entry, new_value, mh_arg1, mh_arg2, mh_arg3, stage); } return FAILURE; } static ZEND_INI_MH(OnUpdateJitDebug) { zend_long *p = (zend_long *) ZEND_INI_GET_ADDR(); zend_long val = zend_ini_parse_quantity_warn(new_value, entry->name); if (zend_jit_debug_config(*p, val, stage) == SUCCESS) { *p = val; return SUCCESS; } return FAILURE; } static ZEND_INI_MH(OnUpdateCounter) { zend_long val = zend_ini_parse_quantity_warn(new_value, entry->name); if (val >= 0 && val < 256) { zend_long *p = (zend_long *) ZEND_INI_GET_ADDR(); *p = val; return SUCCESS; } zend_error(E_WARNING, "Invalid \"%s\" setting; using default value instead. Should be between 0 and 255", ZSTR_VAL(entry->name)); return FAILURE; } static ZEND_INI_MH(OnUpdateUnrollC) { zend_long val = zend_ini_parse_quantity_warn(new_value, entry->name); if (val > 0 && val < ZEND_JIT_TRACE_MAX_CALL_DEPTH) { zend_long *p = (zend_long *) ZEND_INI_GET_ADDR(); *p = val; return SUCCESS; } zend_error(E_WARNING, "Invalid \"%s\" setting. Should be between 1 and %d", ZSTR_VAL(entry->name), ZEND_JIT_TRACE_MAX_CALL_DEPTH); return FAILURE; } static ZEND_INI_MH(OnUpdateUnrollR) { zend_long val = zend_ini_parse_quantity_warn(new_value, entry->name); if (val >= 0 && val < ZEND_JIT_TRACE_MAX_RET_DEPTH) { zend_long *p = (zend_long *) ZEND_INI_GET_ADDR(); *p = val; return SUCCESS; } zend_error(E_WARNING, "Invalid \"%s\" setting. Should be between 0 and %d", ZSTR_VAL(entry->name), ZEND_JIT_TRACE_MAX_RET_DEPTH); return FAILURE; } static ZEND_INI_MH(OnUpdateUnrollL) { zend_long val = zend_ini_parse_quantity_warn(new_value, entry->name); if (val > 0 && val < ZEND_JIT_TRACE_MAX_LOOPS_UNROLL) { zend_long *p = (zend_long *) ZEND_INI_GET_ADDR(); *p = val; return SUCCESS; } zend_error(E_WARNING, "Invalid \"%s\" setting. Should be between 1 and %d", ZSTR_VAL(entry->name), ZEND_JIT_TRACE_MAX_LOOPS_UNROLL); return FAILURE; } static ZEND_INI_MH(OnUpdateMaxTraceLength) { zend_long val = zend_ini_parse_quantity_warn(new_value, entry->name); if (val > 3 && val <= ZEND_JIT_TRACE_MAX_LENGTH) { zend_long *p = (zend_long *) ZEND_INI_GET_ADDR(); *p = val; return SUCCESS; } zend_error(E_WARNING, "Invalid \"%s\" setting. Should be between 4 and %d", ZSTR_VAL(entry->name), ZEND_JIT_TRACE_MAX_LENGTH); return FAILURE; } #endif ZEND_INI_BEGIN() STD_PHP_INI_BOOLEAN("opcache.enable" , "1", PHP_INI_ALL, OnEnable, enabled , zend_accel_globals, accel_globals) STD_PHP_INI_BOOLEAN("opcache.use_cwd" , "1", PHP_INI_SYSTEM, OnUpdateBool, accel_directives.use_cwd , zend_accel_globals, accel_globals) STD_PHP_INI_BOOLEAN("opcache.validate_timestamps", "1", PHP_INI_ALL , OnUpdateBool, accel_directives.validate_timestamps, zend_accel_globals, accel_globals) STD_PHP_INI_BOOLEAN("opcache.validate_permission", "0", PHP_INI_SYSTEM, OnUpdateBool, accel_directives.validate_permission, zend_accel_globals, accel_globals) #ifndef ZEND_WIN32 STD_PHP_INI_BOOLEAN("opcache.validate_root" , "0", PHP_INI_SYSTEM, OnUpdateBool, accel_directives.validate_root , zend_accel_globals, accel_globals) #endif STD_PHP_INI_BOOLEAN("opcache.dups_fix" , "0", PHP_INI_ALL , OnUpdateBool, accel_directives.ignore_dups , zend_accel_globals, accel_globals) STD_PHP_INI_BOOLEAN("opcache.revalidate_path" , "0", PHP_INI_ALL , OnUpdateBool, accel_directives.revalidate_path , zend_accel_globals, accel_globals) STD_PHP_INI_ENTRY("opcache.log_verbosity_level" , "1" , PHP_INI_SYSTEM, OnUpdateLong, accel_directives.log_verbosity_level, zend_accel_globals, accel_globals) STD_PHP_INI_ENTRY("opcache.memory_consumption" , "128" , PHP_INI_SYSTEM, OnUpdateMemoryConsumption, accel_directives.memory_consumption, zend_accel_globals, accel_globals) STD_PHP_INI_ENTRY("opcache.interned_strings_buffer", "8" , PHP_INI_SYSTEM, OnUpdateInternedStringsBuffer, accel_directives.interned_strings_buffer, zend_accel_globals, accel_globals) STD_PHP_INI_ENTRY("opcache.max_accelerated_files" , "10000", PHP_INI_SYSTEM, OnUpdateMaxAcceleratedFiles, accel_directives.max_accelerated_files, zend_accel_globals, accel_globals) STD_PHP_INI_ENTRY("opcache.max_wasted_percentage" , "5" , PHP_INI_SYSTEM, OnUpdateMaxWastedPercentage, accel_directives.max_wasted_percentage, zend_accel_globals, accel_globals) STD_PHP_INI_ENTRY("opcache.force_restart_timeout" , "180" , PHP_INI_SYSTEM, OnUpdateLong, accel_directives.force_restart_timeout, zend_accel_globals, accel_globals) STD_PHP_INI_ENTRY("opcache.revalidate_freq" , "2" , PHP_INI_ALL , OnUpdateLong, accel_directives.revalidate_freq, zend_accel_globals, accel_globals) STD_PHP_INI_ENTRY("opcache.file_update_protection", "2" , PHP_INI_ALL , OnUpdateLong, accel_directives.file_update_protection, zend_accel_globals, accel_globals) STD_PHP_INI_ENTRY("opcache.preferred_memory_model", "" , PHP_INI_SYSTEM, OnUpdateStringUnempty, accel_directives.memory_model, zend_accel_globals, accel_globals) STD_PHP_INI_ENTRY("opcache.blacklist_filename" , "" , PHP_INI_SYSTEM, OnUpdateString, accel_directives.user_blacklist_filename, zend_accel_globals, accel_globals) STD_PHP_INI_ENTRY("opcache.max_file_size" , "0" , PHP_INI_SYSTEM, OnUpdateLong, accel_directives.max_file_size, zend_accel_globals, accel_globals) STD_PHP_INI_BOOLEAN("opcache.protect_memory" , "0" , PHP_INI_SYSTEM, OnUpdateBool, accel_directives.protect_memory, zend_accel_globals, accel_globals) STD_PHP_INI_BOOLEAN("opcache.save_comments" , "1" , PHP_INI_SYSTEM, OnUpdateBool, accel_directives.save_comments, zend_accel_globals, accel_globals) STD_PHP_INI_BOOLEAN("opcache.record_warnings" , "0" , PHP_INI_SYSTEM, OnUpdateBool, accel_directives.record_warnings, zend_accel_globals, accel_globals) STD_PHP_INI_ENTRY("opcache.optimization_level" , DEFAULT_OPTIMIZATION_LEVEL , PHP_INI_SYSTEM, OnUpdateLong, accel_directives.optimization_level, zend_accel_globals, accel_globals) STD_PHP_INI_ENTRY("opcache.opt_debug_level" , "0" , PHP_INI_SYSTEM, OnUpdateLong, accel_directives.opt_debug_level, zend_accel_globals, accel_globals) STD_PHP_INI_BOOLEAN("opcache.enable_file_override" , "0" , PHP_INI_SYSTEM, OnUpdateBool, accel_directives.file_override_enabled, zend_accel_globals, accel_globals) STD_PHP_INI_BOOLEAN("opcache.enable_cli" , "0" , PHP_INI_SYSTEM, OnUpdateBool, accel_directives.enable_cli, zend_accel_globals, accel_globals) STD_PHP_INI_ENTRY("opcache.error_log" , "" , PHP_INI_SYSTEM, OnUpdateString, accel_directives.error_log, zend_accel_globals, accel_globals) STD_PHP_INI_ENTRY("opcache.restrict_api" , "" , PHP_INI_SYSTEM, OnUpdateString, accel_directives.restrict_api, zend_accel_globals, accel_globals) #ifndef ZEND_WIN32 STD_PHP_INI_ENTRY("opcache.lockfile_path" , "/tmp" , PHP_INI_SYSTEM, OnUpdateString, accel_directives.lockfile_path, zend_accel_globals, accel_globals) #else STD_PHP_INI_ENTRY("opcache.mmap_base", NULL, PHP_INI_SYSTEM, OnUpdateString, accel_directives.mmap_base, zend_accel_globals, accel_globals) #endif STD_PHP_INI_ENTRY("opcache.file_cache" , NULL , PHP_INI_SYSTEM, OnUpdateFileCache, accel_directives.file_cache, zend_accel_globals, accel_globals) STD_PHP_INI_BOOLEAN("opcache.file_cache_only" , "0" , PHP_INI_SYSTEM, OnUpdateBool, accel_directives.file_cache_only, zend_accel_globals, accel_globals) STD_PHP_INI_BOOLEAN("opcache.file_cache_consistency_checks" , "1" , PHP_INI_SYSTEM, OnUpdateBool, accel_directives.file_cache_consistency_checks, zend_accel_globals, accel_globals) #if ENABLE_FILE_CACHE_FALLBACK STD_PHP_INI_BOOLEAN("opcache.file_cache_fallback" , "1" , PHP_INI_SYSTEM, OnUpdateBool, accel_directives.file_cache_fallback, zend_accel_globals, accel_globals) #endif #ifdef HAVE_HUGE_CODE_PAGES STD_PHP_INI_BOOLEAN("opcache.huge_code_pages" , "0" , PHP_INI_SYSTEM, OnUpdateBool, accel_directives.huge_code_pages, zend_accel_globals, accel_globals) #endif STD_PHP_INI_ENTRY("opcache.preload" , "" , PHP_INI_SYSTEM, OnUpdateStringUnempty, accel_directives.preload, zend_accel_globals, accel_globals) #ifndef ZEND_WIN32 STD_PHP_INI_ENTRY("opcache.preload_user" , "" , PHP_INI_SYSTEM, OnUpdateStringUnempty, accel_directives.preload_user, zend_accel_globals, accel_globals) #endif #if ZEND_WIN32 STD_PHP_INI_ENTRY("opcache.cache_id" , "" , PHP_INI_SYSTEM, OnUpdateString, accel_directives.cache_id, zend_accel_globals, accel_globals) #endif #ifdef HAVE_JIT STD_PHP_INI_ENTRY("opcache.jit" , "disable", PHP_INI_ALL, OnUpdateJit, options, zend_jit_globals, jit_globals) STD_PHP_INI_ENTRY("opcache.jit_buffer_size" , ZEND_JIT_DEFAULT_BUFFER_SIZE, PHP_INI_SYSTEM, OnUpdateLong, buffer_size, zend_jit_globals, jit_globals) STD_PHP_INI_ENTRY("opcache.jit_debug" , "0", PHP_INI_ALL, OnUpdateJitDebug, debug, zend_jit_globals, jit_globals) STD_PHP_INI_ENTRY("opcache.jit_bisect_limit" , "0", PHP_INI_ALL, OnUpdateLong, bisect_limit, zend_jit_globals, jit_globals) STD_PHP_INI_ENTRY("opcache.jit_prof_threshold" , "0.005", PHP_INI_ALL, OnUpdateReal, prof_threshold, zend_jit_globals, jit_globals) STD_PHP_INI_ENTRY("opcache.jit_max_root_traces" , "1024", PHP_INI_SYSTEM, OnUpdateLong, max_root_traces, zend_jit_globals, jit_globals) STD_PHP_INI_ENTRY("opcache.jit_max_side_traces" , "128", PHP_INI_SYSTEM, OnUpdateLong, max_side_traces, zend_jit_globals, jit_globals) STD_PHP_INI_ENTRY("opcache.jit_max_exit_counters" , "8192", PHP_INI_SYSTEM, OnUpdateLong, max_exit_counters, zend_jit_globals, jit_globals) STD_PHP_INI_ENTRY("opcache.jit_hot_loop" , "64", PHP_INI_SYSTEM, OnUpdateCounter, hot_loop, zend_jit_globals, jit_globals) STD_PHP_INI_ENTRY("opcache.jit_hot_func" , "127", PHP_INI_SYSTEM, OnUpdateCounter, hot_func, zend_jit_globals, jit_globals) STD_PHP_INI_ENTRY("opcache.jit_hot_return" , "8", PHP_INI_SYSTEM, OnUpdateCounter, hot_return, zend_jit_globals, jit_globals) STD_PHP_INI_ENTRY("opcache.jit_hot_side_exit" , "8", PHP_INI_ALL, OnUpdateCounter, hot_side_exit, zend_jit_globals, jit_globals) STD_PHP_INI_ENTRY("opcache.jit_blacklist_root_trace" , "16", PHP_INI_ALL, OnUpdateCounter, blacklist_root_trace, zend_jit_globals, jit_globals) STD_PHP_INI_ENTRY("opcache.jit_blacklist_side_trace" , "8", PHP_INI_ALL, OnUpdateCounter, blacklist_side_trace, zend_jit_globals, jit_globals) STD_PHP_INI_ENTRY("opcache.jit_max_loop_unrolls" , "8", PHP_INI_ALL, OnUpdateUnrollL, max_loop_unrolls, zend_jit_globals, jit_globals) STD_PHP_INI_ENTRY("opcache.jit_max_recursive_calls" , "2", PHP_INI_ALL, OnUpdateUnrollC, max_recursive_calls, zend_jit_globals, jit_globals) STD_PHP_INI_ENTRY("opcache.jit_max_recursive_returns" , "2", PHP_INI_ALL, OnUpdateUnrollR, max_recursive_returns, zend_jit_globals, jit_globals) STD_PHP_INI_ENTRY("opcache.jit_max_polymorphic_calls" , "2", PHP_INI_ALL, OnUpdateLong, max_polymorphic_calls, zend_jit_globals, jit_globals) STD_PHP_INI_ENTRY("opcache.jit_max_trace_length" , "1024", PHP_INI_ALL, OnUpdateMaxTraceLength, max_trace_length, zend_jit_globals, jit_globals) #endif ZEND_INI_END() static int filename_is_in_cache(zend_string *filename) { zend_string *key; key = accel_make_persistent_key(filename); if (key != NULL) { zend_persistent_script *persistent_script = zend_accel_hash_find(&ZCSG(hash), key); if (persistent_script && !persistent_script->corrupted) { if (ZCG(accel_directives).validate_timestamps) { zend_file_handle handle; int ret; zend_stream_init_filename_ex(&handle, filename); ret = validate_timestamp_and_record_ex(persistent_script, &handle) == SUCCESS ? 1 : 0; zend_destroy_file_handle(&handle); return ret; } return 1; } } return 0; } static int accel_file_in_cache(INTERNAL_FUNCTION_PARAMETERS) { if (ZEND_NUM_ARGS() == 1) { zval *zv = ZEND_CALL_ARG(execute_data , 1); if (Z_TYPE_P(zv) == IS_STRING && Z_STRLEN_P(zv) != 0) { return filename_is_in_cache(Z_STR_P(zv)); } } return 0; } static ZEND_NAMED_FUNCTION(accel_file_exists) { if (accel_file_in_cache(INTERNAL_FUNCTION_PARAM_PASSTHRU)) { RETURN_TRUE; } else { orig_file_exists(INTERNAL_FUNCTION_PARAM_PASSTHRU); } } static ZEND_NAMED_FUNCTION(accel_is_file) { if (accel_file_in_cache(INTERNAL_FUNCTION_PARAM_PASSTHRU)) { RETURN_TRUE; } else { orig_is_file(INTERNAL_FUNCTION_PARAM_PASSTHRU); } } static ZEND_NAMED_FUNCTION(accel_is_readable) { if (accel_file_in_cache(INTERNAL_FUNCTION_PARAM_PASSTHRU)) { RETURN_TRUE; } else { orig_is_readable(INTERNAL_FUNCTION_PARAM_PASSTHRU); } } static ZEND_MINIT_FUNCTION(zend_accelerator) { (void)type; /* keep the compiler happy */ REGISTER_INI_ENTRIES(); return SUCCESS; } void zend_accel_override_file_functions(void) { zend_function *old_function; if (ZCG(enabled) && accel_startup_ok && ZCG(accel_directives).file_override_enabled) { if (file_cache_only) { zend_accel_error(ACCEL_LOG_WARNING, "file_override_enabled has no effect when file_cache_only is set"); return; } /* override file_exists */ if ((old_function = zend_hash_str_find_ptr(CG(function_table), "file_exists", sizeof("file_exists")-1)) != NULL) { orig_file_exists = old_function->internal_function.handler; old_function->internal_function.handler = accel_file_exists; } if ((old_function = zend_hash_str_find_ptr(CG(function_table), "is_file", sizeof("is_file")-1)) != NULL) { orig_is_file = old_function->internal_function.handler; old_function->internal_function.handler = accel_is_file; } if ((old_function = zend_hash_str_find_ptr(CG(function_table), "is_readable", sizeof("is_readable")-1)) != NULL) { orig_is_readable = old_function->internal_function.handler; old_function->internal_function.handler = accel_is_readable; } } } static ZEND_MSHUTDOWN_FUNCTION(zend_accelerator) { (void)type; /* keep the compiler happy */ UNREGISTER_INI_ENTRIES(); accel_shutdown(); return SUCCESS; } void zend_accel_info(ZEND_MODULE_INFO_FUNC_ARGS) { php_info_print_table_start(); if (ZCG(accelerator_enabled) || file_cache_only) { php_info_print_table_row(2, "Opcode Caching", "Up and Running"); } else { php_info_print_table_row(2, "Opcode Caching", "Disabled"); } if (ZCG(enabled) && accel_startup_ok && ZCG(accel_directives).optimization_level) { php_info_print_table_row(2, "Optimization", "Enabled"); } else { php_info_print_table_row(2, "Optimization", "Disabled"); } if (!file_cache_only) { php_info_print_table_row(2, "SHM Cache", "Enabled"); } else { php_info_print_table_row(2, "SHM Cache", "Disabled"); } if (ZCG(accel_directives).file_cache) { php_info_print_table_row(2, "File Cache", "Enabled"); } else { php_info_print_table_row(2, "File Cache", "Disabled"); } #if HAVE_JIT if (JIT_G(enabled)) { if (JIT_G(on)) { php_info_print_table_row(2, "JIT", "On"); } else { php_info_print_table_row(2, "JIT", "Off"); } } else { php_info_print_table_row(2, "JIT", "Disabled"); } #else php_info_print_table_row(2, "JIT", "Not Available"); #endif if (file_cache_only) { if (!accel_startup_ok || zps_api_failure_reason) { php_info_print_table_row(2, "Startup Failed", zps_api_failure_reason); } else { php_info_print_table_row(2, "Startup", "OK"); } } else if (ZCG(enabled)) { if (!accel_startup_ok || zps_api_failure_reason) { php_info_print_table_row(2, "Startup Failed", zps_api_failure_reason); } else { char buf[32]; zend_string *start_time, *restart_time, *force_restart_time; zval *date_ISO8601 = zend_get_constant_str("DATE_ISO8601", sizeof("DATE_ISO8601")-1); php_info_print_table_row(2, "Startup", "OK"); php_info_print_table_row(2, "Shared memory model", zend_accel_get_shared_model()); snprintf(buf, sizeof(buf), ZEND_ULONG_FMT, ZCSG(hits)); php_info_print_table_row(2, "Cache hits", buf); snprintf(buf, sizeof(buf), ZEND_ULONG_FMT, ZSMMG(memory_exhausted)?ZCSG(misses):ZCSG(misses)-ZCSG(blacklist_misses)); php_info_print_table_row(2, "Cache misses", buf); snprintf(buf, sizeof(buf), ZEND_LONG_FMT, ZCG(accel_directives).memory_consumption-zend_shared_alloc_get_free_memory()-ZSMMG(wasted_shared_memory)); php_info_print_table_row(2, "Used memory", buf); snprintf(buf, sizeof(buf), "%zu", zend_shared_alloc_get_free_memory()); php_info_print_table_row(2, "Free memory", buf); snprintf(buf, sizeof(buf), "%zu", ZSMMG(wasted_shared_memory)); php_info_print_table_row(2, "Wasted memory", buf); if (ZCSG(interned_strings).start && ZCSG(interned_strings).end) { snprintf(buf, sizeof(buf), "%zu", (size_t)((char*)ZCSG(interned_strings).top - (char*)(accel_shared_globals + 1))); php_info_print_table_row(2, "Interned Strings Used memory", buf); snprintf(buf, sizeof(buf), "%zu", (size_t)((char*)ZCSG(interned_strings).end - (char*)ZCSG(interned_strings).top)); php_info_print_table_row(2, "Interned Strings Free memory", buf); } snprintf(buf, sizeof(buf), "%" PRIu32, ZCSG(hash).num_direct_entries); php_info_print_table_row(2, "Cached scripts", buf); snprintf(buf, sizeof(buf), "%" PRIu32, ZCSG(hash).num_entries); php_info_print_table_row(2, "Cached keys", buf); snprintf(buf, sizeof(buf), "%" PRIu32, ZCSG(hash).max_num_entries); php_info_print_table_row(2, "Max keys", buf); snprintf(buf, sizeof(buf), ZEND_ULONG_FMT, ZCSG(oom_restarts)); php_info_print_table_row(2, "OOM restarts", buf); snprintf(buf, sizeof(buf), ZEND_ULONG_FMT, ZCSG(hash_restarts)); php_info_print_table_row(2, "Hash keys restarts", buf); snprintf(buf, sizeof(buf), ZEND_ULONG_FMT, ZCSG(manual_restarts)); php_info_print_table_row(2, "Manual restarts", buf); start_time = php_format_date(Z_STRVAL_P(date_ISO8601), Z_STRLEN_P(date_ISO8601), ZCSG(start_time), 1); php_info_print_table_row(2, "Start time", ZSTR_VAL(start_time)); zend_string_release(start_time); if (ZCSG(last_restart_time)) { restart_time = php_format_date(Z_STRVAL_P(date_ISO8601), Z_STRLEN_P(date_ISO8601), ZCSG(last_restart_time), 1); php_info_print_table_row(2, "Last restart time", ZSTR_VAL(restart_time)); zend_string_release(restart_time); } else { php_info_print_table_row(2, "Last restart time", "none"); } if (ZCSG(force_restart_time)) { force_restart_time = php_format_date(Z_STRVAL_P(date_ISO8601), Z_STRLEN_P(date_ISO8601), ZCSG(force_restart_time), 1); php_info_print_table_row(2, "Last force restart time", ZSTR_VAL(force_restart_time)); zend_string_release(force_restart_time); } else { php_info_print_table_row(2, "Last force restart time", "none"); } } } php_info_print_table_end(); DISPLAY_INI_ENTRIES(); } static zend_module_entry accel_module_entry = { STANDARD_MODULE_HEADER, ACCELERATOR_PRODUCT_NAME, ext_functions, ZEND_MINIT(zend_accelerator), ZEND_MSHUTDOWN(zend_accelerator), accel_activate, NULL, zend_accel_info, PHP_VERSION, NO_MODULE_GLOBALS, accel_post_deactivate, STANDARD_MODULE_PROPERTIES_EX }; int start_accel_module(void) { return zend_startup_module(&accel_module_entry); } /* {{{ Get the scripts which are accelerated by ZendAccelerator */ static int accelerator_get_scripts(zval *return_value) { uint32_t i; zval persistent_script_report; zend_accel_hash_entry *cache_entry; struct tm *ta; struct timeval exec_time; struct timeval fetch_time; if (!ZCG(accelerator_enabled) || accelerator_shm_read_lock() != SUCCESS) { return 0; } array_init(return_value); for (i = 0; inext) { zend_persistent_script *script; char *str; size_t len; if (cache_entry->indirect) continue; script = (zend_persistent_script *)cache_entry->data; array_init(&persistent_script_report); add_assoc_str(&persistent_script_report, "full_path", zend_string_dup(script->script.filename, 0)); add_assoc_long(&persistent_script_report, "hits", script->dynamic_members.hits); add_assoc_long(&persistent_script_report, "memory_consumption", script->dynamic_members.memory_consumption); ta = localtime(&script->dynamic_members.last_used); str = asctime(ta); len = strlen(str); if (len > 0 && str[len - 1] == '\n') len--; add_assoc_stringl(&persistent_script_report, "last_used", str, len); add_assoc_long(&persistent_script_report, "last_used_timestamp", script->dynamic_members.last_used); if (ZCG(accel_directives).validate_timestamps) { add_assoc_long(&persistent_script_report, "timestamp", (zend_long)script->timestamp); } timerclear(&exec_time); timerclear(&fetch_time); add_assoc_long(&persistent_script_report, "revalidate", (zend_long)script->dynamic_members.revalidate); zend_hash_update(Z_ARRVAL_P(return_value), cache_entry->key, &persistent_script_report); } } accelerator_shm_read_unlock(); return 1; } /* {{{ Obtain statistics information regarding code acceleration */ ZEND_FUNCTION(opcache_get_status) { zend_long reqs; zval memory_usage, statistics, scripts; bool fetch_scripts = 1; if (zend_parse_parameters(ZEND_NUM_ARGS(), "|b", &fetch_scripts) == FAILURE) { RETURN_THROWS(); } if (!validate_api_restriction()) { RETURN_FALSE; } if (!accel_startup_ok) { RETURN_FALSE; } array_init(return_value); /* Trivia */ add_assoc_bool(return_value, "opcache_enabled", ZCG(accelerator_enabled)); if (ZCG(accel_directives).file_cache) { add_assoc_string(return_value, "file_cache", ZCG(accel_directives).file_cache); } if (file_cache_only) { add_assoc_bool(return_value, "file_cache_only", 1); return; } add_assoc_bool(return_value, "cache_full", ZSMMG(memory_exhausted)); add_assoc_bool(return_value, "restart_pending", ZCSG(restart_pending)); add_assoc_bool(return_value, "restart_in_progress", ZCSG(restart_in_progress)); /* Memory usage statistics */ array_init(&memory_usage); add_assoc_long(&memory_usage, "used_memory", ZCG(accel_directives).memory_consumption-zend_shared_alloc_get_free_memory()-ZSMMG(wasted_shared_memory)); add_assoc_long(&memory_usage, "free_memory", zend_shared_alloc_get_free_memory()); add_assoc_long(&memory_usage, "wasted_memory", ZSMMG(wasted_shared_memory)); add_assoc_double(&memory_usage, "current_wasted_percentage", (((double) ZSMMG(wasted_shared_memory))/ZCG(accel_directives).memory_consumption)*100.0); add_assoc_zval(return_value, "memory_usage", &memory_usage); if (ZCSG(interned_strings).start && ZCSG(interned_strings).end) { zval interned_strings_usage; array_init(&interned_strings_usage); add_assoc_long(&interned_strings_usage, "buffer_size", (char*)ZCSG(interned_strings).end - (char*)(accel_shared_globals + 1)); add_assoc_long(&interned_strings_usage, "used_memory", (char*)ZCSG(interned_strings).top - (char*)(accel_shared_globals + 1)); add_assoc_long(&interned_strings_usage, "free_memory", (char*)ZCSG(interned_strings).end - (char*)ZCSG(interned_strings).top); add_assoc_long(&interned_strings_usage, "number_of_strings", ZCSG(interned_strings).nNumOfElements); add_assoc_zval(return_value, "interned_strings_usage", &interned_strings_usage); } /* Accelerator statistics */ array_init(&statistics); add_assoc_long(&statistics, "num_cached_scripts", ZCSG(hash).num_direct_entries); add_assoc_long(&statistics, "num_cached_keys", ZCSG(hash).num_entries); add_assoc_long(&statistics, "max_cached_keys", ZCSG(hash).max_num_entries); add_assoc_long(&statistics, "hits", (zend_long)ZCSG(hits)); add_assoc_long(&statistics, "start_time", ZCSG(start_time)); add_assoc_long(&statistics, "last_restart_time", ZCSG(last_restart_time)); add_assoc_long(&statistics, "oom_restarts", ZCSG(oom_restarts)); add_assoc_long(&statistics, "hash_restarts", ZCSG(hash_restarts)); add_assoc_long(&statistics, "manual_restarts", ZCSG(manual_restarts)); add_assoc_long(&statistics, "misses", ZSMMG(memory_exhausted)?ZCSG(misses):ZCSG(misses)-ZCSG(blacklist_misses)); add_assoc_long(&statistics, "blacklist_misses", ZCSG(blacklist_misses)); reqs = ZCSG(hits)+ZCSG(misses); add_assoc_double(&statistics, "blacklist_miss_ratio", reqs?(((double) ZCSG(blacklist_misses))/reqs)*100.0:0); add_assoc_double(&statistics, "opcache_hit_rate", reqs?(((double) ZCSG(hits))/reqs)*100.0:0); add_assoc_zval(return_value, "opcache_statistics", &statistics); if (ZCSG(preload_script)) { array_init(&statistics); add_assoc_long(&statistics, "memory_consumption", ZCSG(preload_script)->dynamic_members.memory_consumption); if (zend_hash_num_elements(&ZCSG(preload_script)->script.function_table)) { zend_op_array *op_array; array_init(&scripts); ZEND_HASH_MAP_FOREACH_PTR(&ZCSG(preload_script)->script.function_table, op_array) { add_next_index_str(&scripts, op_array->function_name); } ZEND_HASH_FOREACH_END(); add_assoc_zval(&statistics, "functions", &scripts); } if (zend_hash_num_elements(&ZCSG(preload_script)->script.class_table)) { zval *zv; zend_string *key; array_init(&scripts); ZEND_HASH_MAP_FOREACH_STR_KEY_VAL(&ZCSG(preload_script)->script.class_table, key, zv) { if (Z_TYPE_P(zv) == IS_ALIAS_PTR) { add_next_index_str(&scripts, key); } else { add_next_index_str(&scripts, Z_CE_P(zv)->name); } } ZEND_HASH_FOREACH_END(); add_assoc_zval(&statistics, "classes", &scripts); } if (ZCSG(saved_scripts)) { zend_persistent_script **p = ZCSG(saved_scripts); array_init(&scripts); while (*p) { add_next_index_str(&scripts, (*p)->script.filename); p++; } add_assoc_zval(&statistics, "scripts", &scripts); } add_assoc_zval(return_value, "preload_statistics", &statistics); } if (fetch_scripts) { /* accelerated scripts */ if (accelerator_get_scripts(&scripts)) { add_assoc_zval(return_value, "scripts", &scripts); } } #if HAVE_JIT zend_jit_status(return_value); #endif } static int add_blacklist_path(zend_blacklist_entry *p, zval *return_value) { add_next_index_stringl(return_value, p->path, p->path_length); return 0; } /* {{{ Obtain configuration information */ ZEND_FUNCTION(opcache_get_configuration) { zval directives, version, blacklist; if (zend_parse_parameters_none() == FAILURE) { RETURN_THROWS(); } if (!validate_api_restriction()) { RETURN_FALSE; } array_init(return_value); /* directives */ array_init(&directives); add_assoc_bool(&directives, "opcache.enable", ZCG(enabled)); add_assoc_bool(&directives, "opcache.enable_cli", ZCG(accel_directives).enable_cli); add_assoc_bool(&directives, "opcache.use_cwd", ZCG(accel_directives).use_cwd); add_assoc_bool(&directives, "opcache.validate_timestamps", ZCG(accel_directives).validate_timestamps); add_assoc_bool(&directives, "opcache.validate_permission", ZCG(accel_directives).validate_permission); #ifndef ZEND_WIN32 add_assoc_bool(&directives, "opcache.validate_root", ZCG(accel_directives).validate_root); #endif add_assoc_bool(&directives, "opcache.dups_fix", ZCG(accel_directives).ignore_dups); add_assoc_bool(&directives, "opcache.revalidate_path", ZCG(accel_directives).revalidate_path); add_assoc_long(&directives, "opcache.log_verbosity_level", ZCG(accel_directives).log_verbosity_level); add_assoc_long(&directives, "opcache.memory_consumption", ZCG(accel_directives).memory_consumption); add_assoc_long(&directives, "opcache.interned_strings_buffer",ZCG(accel_directives).interned_strings_buffer); add_assoc_long(&directives, "opcache.max_accelerated_files", ZCG(accel_directives).max_accelerated_files); add_assoc_double(&directives, "opcache.max_wasted_percentage", ZCG(accel_directives).max_wasted_percentage); add_assoc_long(&directives, "opcache.force_restart_timeout", ZCG(accel_directives).force_restart_timeout); add_assoc_long(&directives, "opcache.revalidate_freq", ZCG(accel_directives).revalidate_freq); add_assoc_string(&directives, "opcache.preferred_memory_model", STRING_NOT_NULL(ZCG(accel_directives).memory_model)); add_assoc_string(&directives, "opcache.blacklist_filename", STRING_NOT_NULL(ZCG(accel_directives).user_blacklist_filename)); add_assoc_long(&directives, "opcache.max_file_size", ZCG(accel_directives).max_file_size); add_assoc_string(&directives, "opcache.error_log", STRING_NOT_NULL(ZCG(accel_directives).error_log)); add_assoc_bool(&directives, "opcache.protect_memory", ZCG(accel_directives).protect_memory); add_assoc_bool(&directives, "opcache.save_comments", ZCG(accel_directives).save_comments); add_assoc_bool(&directives, "opcache.record_warnings", ZCG(accel_directives).record_warnings); add_assoc_bool(&directives, "opcache.enable_file_override", ZCG(accel_directives).file_override_enabled); add_assoc_long(&directives, "opcache.optimization_level", ZCG(accel_directives).optimization_level); #ifndef ZEND_WIN32 add_assoc_string(&directives, "opcache.lockfile_path", STRING_NOT_NULL(ZCG(accel_directives).lockfile_path)); #else add_assoc_string(&directives, "opcache.mmap_base", STRING_NOT_NULL(ZCG(accel_directives).mmap_base)); #endif add_assoc_string(&directives, "opcache.file_cache", ZCG(accel_directives).file_cache ? ZCG(accel_directives).file_cache : ""); add_assoc_bool(&directives, "opcache.file_cache_only", ZCG(accel_directives).file_cache_only); add_assoc_bool(&directives, "opcache.file_cache_consistency_checks", ZCG(accel_directives).file_cache_consistency_checks); #if ENABLE_FILE_CACHE_FALLBACK add_assoc_bool(&directives, "opcache.file_cache_fallback", ZCG(accel_directives).file_cache_fallback); #endif add_assoc_long(&directives, "opcache.file_update_protection", ZCG(accel_directives).file_update_protection); add_assoc_long(&directives, "opcache.opt_debug_level", ZCG(accel_directives).opt_debug_level); add_assoc_string(&directives, "opcache.restrict_api", STRING_NOT_NULL(ZCG(accel_directives).restrict_api)); #ifdef HAVE_HUGE_CODE_PAGES add_assoc_bool(&directives, "opcache.huge_code_pages", ZCG(accel_directives).huge_code_pages); #endif add_assoc_string(&directives, "opcache.preload", STRING_NOT_NULL(ZCG(accel_directives).preload)); #ifndef ZEND_WIN32 add_assoc_string(&directives, "opcache.preload_user", STRING_NOT_NULL(ZCG(accel_directives).preload_user)); #endif #if ZEND_WIN32 add_assoc_string(&directives, "opcache.cache_id", STRING_NOT_NULL(ZCG(accel_directives).cache_id)); #endif #ifdef HAVE_JIT add_assoc_string(&directives, "opcache.jit", JIT_G(options)); add_assoc_long(&directives, "opcache.jit_buffer_size", JIT_G(buffer_size)); add_assoc_long(&directives, "opcache.jit_debug", JIT_G(debug)); add_assoc_long(&directives, "opcache.jit_bisect_limit", JIT_G(bisect_limit)); add_assoc_long(&directives, "opcache.jit_blacklist_root_trace", JIT_G(blacklist_root_trace)); add_assoc_long(&directives, "opcache.jit_blacklist_side_trace", JIT_G(blacklist_side_trace)); add_assoc_long(&directives, "opcache.jit_hot_func", JIT_G(hot_func)); add_assoc_long(&directives, "opcache.jit_hot_loop", JIT_G(hot_loop)); add_assoc_long(&directives, "opcache.jit_hot_return", JIT_G(hot_return)); add_assoc_long(&directives, "opcache.jit_hot_side_exit", JIT_G(hot_side_exit)); add_assoc_long(&directives, "opcache.jit_max_exit_counters", JIT_G(max_exit_counters)); add_assoc_long(&directives, "opcache.jit_max_loop_unrolls", JIT_G(max_loop_unrolls)); add_assoc_long(&directives, "opcache.jit_max_polymorphic_calls", JIT_G(max_polymorphic_calls)); add_assoc_long(&directives, "opcache.jit_max_recursive_calls", JIT_G(max_recursive_calls)); add_assoc_long(&directives, "opcache.jit_max_recursive_returns", JIT_G(max_recursive_returns)); add_assoc_long(&directives, "opcache.jit_max_root_traces", JIT_G(max_root_traces)); add_assoc_long(&directives, "opcache.jit_max_side_traces", JIT_G(max_side_traces)); add_assoc_long(&directives, "opcache.jit_prof_threshold", JIT_G(prof_threshold)); add_assoc_long(&directives, "opcache.jit_max_trace_length", JIT_G(max_trace_length)); #endif add_assoc_zval(return_value, "directives", &directives); /*version */ array_init(&version); add_assoc_string(&version, "version", PHP_VERSION); add_assoc_string(&version, "opcache_product_name", ACCELERATOR_PRODUCT_NAME); add_assoc_zval(return_value, "version", &version); /* blacklist */ array_init(&blacklist); zend_accel_blacklist_apply(&accel_blacklist, add_blacklist_path, &blacklist); add_assoc_zval(return_value, "blacklist", &blacklist); } /* {{{ Request that the contents of the opcode cache to be reset */ ZEND_FUNCTION(opcache_reset) { if (zend_parse_parameters_none() == FAILURE) { RETURN_THROWS(); } if (!validate_api_restriction()) { RETURN_FALSE; } if ((!ZCG(enabled) || !accel_startup_ok || !ZCSG(accelerator_enabled)) #if ENABLE_FILE_CACHE_FALLBACK && !fallback_process #endif ) { RETURN_FALSE; } /* exclusive lock */ zend_shared_alloc_lock(); zend_accel_schedule_restart(ACCEL_RESTART_USER); zend_shared_alloc_unlock(); RETURN_TRUE; } /* {{{ Invalidates cached script (in necessary or forced) */ ZEND_FUNCTION(opcache_invalidate) { zend_string *script_name; bool force = 0; if (zend_parse_parameters(ZEND_NUM_ARGS(), "S|b", &script_name, &force) == FAILURE) { RETURN_THROWS(); } if (!validate_api_restriction()) { RETURN_FALSE; } if (zend_accel_invalidate(script_name, force) == SUCCESS) { RETURN_TRUE; } else { RETURN_FALSE; } } ZEND_FUNCTION(opcache_compile_file) { zend_string *script_name; zend_file_handle handle; zend_op_array *op_array = NULL; zend_execute_data *orig_execute_data = NULL; uint32_t orig_compiler_options; if (zend_parse_parameters(ZEND_NUM_ARGS(), "S", &script_name) == FAILURE) { RETURN_THROWS(); } if (!accel_startup_ok) { zend_error(E_NOTICE, ACCELERATOR_PRODUCT_NAME " has not been properly started, can't compile file"); RETURN_FALSE; } zend_stream_init_filename_ex(&handle, script_name); orig_execute_data = EG(current_execute_data); orig_compiler_options = CG(compiler_options); CG(compiler_options) |= ZEND_COMPILE_WITHOUT_EXECUTION; if (CG(compiler_options) & ZEND_COMPILE_PRELOAD) { /* During preloading, a failure in opcache_compile_file() should result in an overall * preloading failure. Otherwise we may include partially compiled files in the preload * state. */ op_array = persistent_compile_file(&handle, ZEND_INCLUDE); } else { zend_try { op_array = persistent_compile_file(&handle, ZEND_INCLUDE); } zend_catch { EG(current_execute_data) = orig_execute_data; zend_error(E_WARNING, ACCELERATOR_PRODUCT_NAME " could not compile file %s", ZSTR_VAL(handle.filename)); } zend_end_try(); } CG(compiler_options) = orig_compiler_options; if(op_array != NULL) { destroy_op_array(op_array); efree(op_array); RETVAL_TRUE; } else { RETVAL_FALSE; } zend_destroy_file_handle(&handle); } /* {{{ Return true if the script is cached in OPCache, false if it is not cached or if OPCache is not running. */ ZEND_FUNCTION(opcache_is_script_cached) { zend_string *script_name; ZEND_PARSE_PARAMETERS_START(1, 1) Z_PARAM_STR(script_name) ZEND_PARSE_PARAMETERS_END(); if (!validate_api_restriction()) { RETURN_FALSE; } if (!ZCG(accelerator_enabled)) { RETURN_FALSE; } RETURN_BOOL(filename_is_in_cache(script_name)); }