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Merge branch 'PHP-7.3' into PHP-7.4

Browse Source 
* PHP-7.3:
  Moved NEWS entry
  Fixed possible crashes, because of inconsistent PCRE cache and opcache SHM reset
This commit is contained in:
Dmitry Stogov 2019-05-14 15:09:17 +03:00
commit 7bc4bd0229
3 changed files with 20 additions and 16 deletions
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24
ext/opcache/ZendAccelerator.c
View File

@ -438,7 +438,7 @@ static zend_always_inline zend_string *accel_find_interned_string(zend_string *s
}
if (!ZCG(counted)) {
if (accel_activate_add() == FAILURE) {
if (!ZCG(accelerator_enabled) || accel_activate_add() == FAILURE) {
return str;
}
ZCG(counted) = 1;
@ -1154,7 +1154,7 @@ char *accel_make_persistent_key(const char *path, size_t path_length, int *key_l
cwd_len = ZSTR_LEN(cwd_str);
if (ZCG(cwd_check)) {
ZCG(cwd_check) = 0;
if ((ZCG(counted) || ZCSG(accelerator_enabled))) {
if (ZCG(accelerator_enabled)) {
zend_string *str = accel_find_interned_string(cwd_str);
if (!str) {
@ -1194,7 +1194,7 @@ char *accel_make_persistent_key(const char *path, size_t path_length, int *key_l
if (ZCG(include_path_check)) {
ZCG(include_path_check) = 0;
if ((ZCG(counted) || ZCSG(accelerator_enabled))) {
if (ZCG(accelerator_enabled)) {
zend_string *str = accel_find_interned_string(ZCG(include_path));
if (!str) {
@ -1277,7 +1277,7 @@ int zend_accel_invalidate(const char *filename, size_t filename_len, zend_bool f
zend_string *realpath;
zend_persistent_script *persistent_script;
if (!ZCG(enabled) || !accel_startup_ok || !ZCSG(accelerator_enabled) || accelerator_shm_read_lock() != SUCCESS) {
if (!ZCG(accelerator_enabled) || accelerator_shm_read_lock() != SUCCESS) {
return FAILURE;
}
@ -1881,7 +1881,7 @@ zend_op_array *persistent_compile_file(zend_file_handle *file_handle, int type)
return accelerator_orig_compile_file(file_handle, type);
} else if (file_cache_only) {
return file_cache_compile_file(file_handle, type);
} else if ((!ZCG(counted) && !ZCSG(accelerator_enabled)) ||
} else if (!ZCG(accelerator_enabled) ||
(ZCSG(restart_in_progress) && accel_restart_is_active())) {
if (ZCG(accel_directives).file_cache) {
return file_cache_compile_file(file_handle, type);
@ -2168,10 +2168,8 @@ static int persistent_stream_open_function(const char *filename, zend_file_handl
/* zend_resolve_path() replacement for PHP 5.3 and above */
static zend_string* persistent_zend_resolve_path(const char *filename, size_t filename_len)
{
if (ZCG(enabled) && accel_startup_ok &&
!file_cache_only &&
(ZCG(counted) || ZCSG(accelerator_enabled)) &&
!ZCSG(restart_in_progress)) {
if (!file_cache_only &&
ZCG(accelerator_enabled)) {
/* check if callback is called from include_once or it's a main request */
if ((!EG(current_execute_data) &&
@ -2313,6 +2311,7 @@ int accel_activate(INIT_FUNC_ARGS)
zend_alter_ini_entry_chars(key, "0", 1, ZEND_INI_SYSTEM, ZEND_INI_STAGE_RUNTIME);
zend_string_release_ex(key, 0);
zend_accel_error(ACCEL_LOG_WARNING, "Can't cache files in chroot() directory with too big inode");
ZCG(accelerator_enabled) = 0;
return SUCCESS;
}
}
@ -2374,12 +2373,15 @@ int accel_activate(INIT_FUNC_ARGS)
}
accel_restart_leave();
}
} else {
}
if (!ZCG(pcre_reseted)) {
reset_pcre = 1;
}
zend_shared_alloc_unlock();
}
ZCG(accelerator_enabled) = ZCSG(accelerator_enabled);
SHM_PROTECT();
HANDLE_UNBLOCK_INTERRUPTIONS();
@ -2391,8 +2393,10 @@ int accel_activate(INIT_FUNC_ARGS)
realpath_cache_clean();
accel_reset_pcre_cache();
ZCG(pcre_reseted) = 0;
} else if (reset_pcre) {
accel_reset_pcre_cache();
ZCG(pcre_reseted) = 1;
}
if (ZCSG(preload_script)) {

2
ext/opcache/ZendAccelerator.h
View File

@ -191,6 +191,8 @@ typedef struct _zend_accel_globals {
int counted; /* the process uses shared memory */
zend_bool enabled;
zend_bool locked; /* thread obtained exclusive lock */
zend_bool accelerator_enabled; /* accelerator enabled for current request */
zend_bool pcre_reseted;
HashTable bind_hash; /* prototype and zval lookup table */
zend_accel_directives accel_directives;
zend_string *cwd; /* current working directory or NULL */

10
ext/opcache/zend_accelerator_module.c
View File

@ -433,9 +433,7 @@ void zend_accel_info(ZEND_MODULE_INFO_FUNC_ARGS)
{
php_info_print_table_start();
if (ZCG(enabled) && accel_startup_ok &&
((ZCG(counted) || ZCSG(accelerator_enabled)) || file_cache_only)
) {
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");
@ -535,7 +533,7 @@ static int accelerator_get_scripts(zval *return_value)
struct timeval exec_time;
struct timeval fetch_time;
if (!ZCG(enabled) || !accel_startup_ok || !ZCSG(accelerator_enabled) || accelerator_shm_read_lock() != SUCCESS) {
if (!ZCG(accelerator_enabled) || accelerator_shm_read_lock() != SUCCESS) {
return 0;
}
@ -597,7 +595,7 @@ static ZEND_FUNCTION(opcache_get_status)
array_init(return_value);
/* Trivia */
add_assoc_bool(return_value, "opcache_enabled", ZCG(enabled) && (ZCG(counted) || ZCSG(accelerator_enabled)));
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);
@ -879,7 +877,7 @@ static ZEND_FUNCTION(opcache_is_script_cached)
RETURN_FALSE;
}
if (!ZCG(enabled) || !accel_startup_ok || !ZCSG(accelerator_enabled)) {
if (!ZCG(accelerator_enabled)) {
RETURN_FALSE;
}