Invalidate path even if the file was deleted

Author: Mikhail Galanin

ext/opcache/ZendAccelerator.c

@@ -1391,6 +1391,7 @@ zend_result zend_accel_invalidate(zend_string *filename, bool force)
 {
 	zend_string *realpath;
 	zend_persistent_script *persistent_script;
+	zend_bool file_found = true;
 
 	if (!ZCG(accelerator_enabled) || accelerator_shm_read_lock() != SUCCESS) {
 		return FAILURE;
@@ -1399,7 +1400,10 @@ zend_result zend_accel_invalidate(zend_string *filename, bool force)
 	realpath = accelerator_orig_zend_resolve_path(filename);
 
 	if (!realpath) {
-		return FAILURE;
+		//file could have been deleted, but we still need to invalidate it.
+		//so instead of failing, just use the provided filename for the lookup
+		realpath = zend_string_copy(filename);
+		file_found = false;
 	}
 
 	if (ZCG(accel_directives).file_cache) {
@@ -1424,6 +1428,11 @@ zend_result zend_accel_invalidate(zend_string *filename, bool force)
 
 		file_handle.opened_path = NULL;
 		zend_destroy_file_handle(&file_handle);
+	} else if (!file_found) {
+		accelerator_shm_read_unlock();
+		zend_string_release_ex(realpath, 0);
+
+		return FAILURE;
 	}
 
 	accelerator_shm_read_unlock();