在Ubuntu服务器上运行一个现有的CodeIgniter应用程序时出现以下错误。
错误：
遇到未捕获的异常类型：异常
消息：会话：已配置的保存路径 “ /var/www/oditek.in/PHPTravels1/system/cache”不可通过 PHP过程。
文件名： /var/www/oditek.in/PHPTravels1/system/libraries/Session/drivers/Session_files_driver.php
行号：143
我在下面提供我的代码。
index.php：
<?php
define('ENVIRONMENT', 'production');
switch (ENVIRONMENT)
{
case 'development':
error_reporting(-1);
ini_set('display_errors', 1);
break;
case 'testing':
case 'production':
ini_set('display_errors', 0);
if (version_compare(PHP_VERSION, '5.3', '>='))
{
error_reporting(E_ALL & ~E_NOTICE & ~E_DEPRECATED & ~E_STRICT & ~E_USER_NOTICE & ~E_USER_DEPRECATED);
}
else
{
error_reporting(E_ALL & ~E_NOTICE & ~E_STRICT & ~E_USER_NOTICE);
}
break;
default:
header('HTTP/1.1 503 Service Unavailable.', TRUE, 503);
echo 'The application environment is not set correctly.';
exit(1); // EXIT_ERROR
}
/*
*---------------------------------------------------------------
* SYSTEM DIRECTORY NAME
*---------------------------------------------------------------
*
* This variable must contain the name of your "system" directory.
* Set the path if it is not in the same directory as this file.
*/
$system_path = 'system';
/*
*---------------------------------------------------------------
* APPLICATION DIRECTORY NAME
*---------------------------------------------------------------
*
* If you want this front controller to use a different "application"
* directory than the default one you can set its name here. The directory
* can also be renamed or relocated anywhere on your server. If you do,
* use an absolute (full) server path.
* For more info please see the user guide:
*
* https://codeigniter.com/user_guide/general/managing_apps.html
*
* NO TRAILING SLASH!
*/
$application_folder = 'application';
/*
*---------------------------------------------------------------
* VIEW DIRECTORY NAME
*---------------------------------------------------------------
*
* If you want to move the view directory out of the application
* directory, set the path to it here. The directory can be renamed
* and relocated anywhere on your server. If blank, it will default
* to the standard location inside your application directory.
* If you do move this, use an absolute (full) server path.
*
* NO TRAILING SLASH!
*/
$view_folder = '';
/*
* --------------------------------------------------------------------
* DEFAULT CONTROLLER
* --------------------------------------------------------------------
*
* Normally you will set your default controller in the routes.php file.
* You can, however, force a custom routing by hard-coding a
* specific controller class/function here. For most applications, you
* WILL NOT set your routing here, but it's an option for those
* special instances where you might want to override the standard
* routing in a specific front controller that shares a common CI installation.
*
* IMPORTANT: If you set the routing here, NO OTHER controller will be
* callable. In essence, this preference limits your application to ONE
* specific controller. Leave the function name blank if you need
* to call functions dynamically via the URI.
*
* Un-comment the $routing array below to use this feature
*/
// The directory name, relative to the "controllers" directory. Leave blank
// if your controller is not in a sub-directory within the "controllers" one
// $routing['directory'] = '';
// The controller class file name. Example: mycontroller
// $routing['controller'] = '';
// The controller function you wish to be called.
// $routing['function'] = '';
/*
* -------------------------------------------------------------------
* CUSTOM CONFIG VALUES
* -------------------------------------------------------------------
*
* The $assign_to_config array below will be passed dynamically to the
* config class when initialized. This allows you to set custom config
* items or override any default config values found in the config.php file.
* This can be handy as it permits you to share one application between
* multiple front controller files, with each file containing different
* config values.
*
* Un-comment the $assign_to_config array below to use this feature
*/
// $assign_to_config['name_of_config_item'] = 'value of config item';
// --------------------------------------------------------------------
// END OF USER CONFIGURABLE SETTINGS. DO NOT EDIT BELOW THIS LINE
// --------------------------------------------------------------------
/*
* ---------------------------------------------------------------
* Resolve the system path for increased reliability
* ---------------------------------------------------------------
*/
// Set the current directory correctly for CLI requests
if (defined('STDIN'))
{
chdir(dirname(__FILE__));
}
if (($_temp = realpath($system_path)) !== FALSE)
{
$system_path = $_temp.DIRECTORY_SEPARATOR;
}
else
{
// Ensure there's a trailing slash
$system_path = strtr(
rtrim($system_path, '/\\'),
'/\\',
DIRECTORY_SEPARATOR.DIRECTORY_SEPARATOR
).DIRECTORY_SEPARATOR;
}
// Is the system path correct?
if ( ! is_dir($system_path))
{
header('HTTP/1.1 503 Service Unavailable.', TRUE, 503);
echo 'Your system folder path does not appear to be set correctly. Please open the following file and correct this: '.pathinfo(__FILE__, PATHINFO_BASENAME);
exit(3); // EXIT_CONFIG
}
/*
* -------------------------------------------------------------------
* Now that we know the path, set the main path constants
* -------------------------------------------------------------------
*/
// The name of THIS file
define('SELF', pathinfo(__FILE__, PATHINFO_BASENAME));
// Path to the system directory
define('BASEPATH', $system_path);
// Path to the front controller (this file) directory
define('FCPATH', dirname(__FILE__).DIRECTORY_SEPARATOR);
// Name of the "system" directory
define('SYSDIR', basename(BASEPATH));
// The path to the "application" directory
if (is_dir($application_folder))
{
if (($_temp = realpath($application_folder)) !== FALSE)
{
$application_folder = $_temp;
}
else
{
$application_folder = strtr(
rtrim($application_folder, '/\\'),
'/\\',
DIRECTORY_SEPARATOR.DIRECTORY_SEPARATOR
);
}
}
elseif (is_dir(BASEPATH.$application_folder.DIRECTORY_SEPARATOR))
{
$application_folder = BASEPATH.strtr(
trim($application_folder, '/\\'),
'/\\',
DIRECTORY_SEPARATOR.DIRECTORY_SEPARATOR
);
}
else
{
header('HTTP/1.1 503 Service Unavailable.', TRUE, 503);
echo 'Your application folder path does not appear to be set correctly. Please open the following file and correct this: '.SELF;
exit(3); // EXIT_CONFIG
}
define('APPPATH', $application_folder.DIRECTORY_SEPARATOR);
// The path to the "views" directory
if ( ! isset($view_folder[0]) && is_dir(APPPATH.'views'.DIRECTORY_SEPARATOR))
{
$view_folder = APPPATH.'views';
}
elseif (is_dir($view_folder))
{
if (($_temp = realpath($view_folder)) !== FALSE)
{
$view_folder = $_temp;
}
else
{
$view_folder = strtr(
rtrim($view_folder, '/\\'),
'/\\',
DIRECTORY_SEPARATOR.DIRECTORY_SEPARATOR
);
}
}
elseif (is_dir(APPPATH.$view_folder.DIRECTORY_SEPARATOR))
{
$view_folder = APPPATH.strtr(
trim($view_folder, '/\\'),
'/\\',
DIRECTORY_SEPARATOR.DIRECTORY_SEPARATOR
);
}
else
{
header('HTTP/1.1 503 Service Unavailable.', TRUE, 503);
echo 'Your view folder path does not appear to be set correctly. Please open the following file and correct this: '.SELF;
exit(3); // EXIT_CONFIG
}
define('VIEWPATH', $view_folder.DIRECTORY_SEPARATOR);
/*
* --------------------------------------------------------------------
* LOAD THE BOOTSTRAP FILE
* --------------------------------------------------------------------
*
* And away we go...
*/
error_reporting(E_ALL);
ini_set('display_errors', '1');
require_once BASEPATH.'core/CodeIgniter.php';
application / config / config.php：
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
$config['base_url'] = '';
$config['index_page'] = '';
$config['uri_protocol'] = 'REQUEST_URI';
$config['url_suffix'] = '';
$config['language'] = 'en';
$config['charset'] = 'UTF-8';
$config['enable_hooks'] = TRUE;
$config['subclass_prefix'] = 'MY_';
$config['composer_autoload'] = TRUE;
$config['permitted_uri_chars'] = 'a-z 0-9~%.,:_\-\'';
$config['allow_get_array'] = TRUE;
$config['enable_query_strings'] = FALSE;
$config['controller_trigger'] = 'c';
$config['function_trigger'] = 'm';
$config['directory_trigger'] = 'd'; // experimental not currently in use
$config['log_threshold'] = 0;
$config['log_path'] = '';
$config['log_date_format'] = 'Y-m-d H:i:s';
$config['error_views_path'] = '';
$config['cache_path'] = '';
$config['cache_query_string'] = FALSE;
$config['encryption_key'] = '73L1DmftGB1OOCYOTb3KPPhAJJz8J5jiH';
$config['sess_driver'] = 'files';
$config['sess_cookie_name'] = 'ci_session';
$config['sess_expiration'] = 0;
$config['sess_save_path'] = BASEPATH . 'cache/';
$config['sess_expire_on_close'] = FALSE;
$config['sess_encrypt_cookie'] = FALSE;
$config['sess_use_database'] = TRUE;
$config['sess_table_name'] = 'pt_sessions';
$config['sess_match_ip'] = FALSE;
$config['sess_match_useragent'] = TRUE;
$config['sess_time_to_update'] = 86400;
$config['sess_regenerate_destroy'] = FALSE;
$config['cookie_prefix'] = "";
$config['cookie_domain'] = "";
$config['cookie_path'] = "/";
$config['cookie_secure'] = FALSE;
$config['standardize_newlines'] = FALSE;
$config['global_xss_filtering'] = FALSE;
$config['csrf_protection'] = FALSE;
$config['csrf_token_name'] = 'csrf_test_name';
$config['csrf_cookie_name'] = 'csrf_cookie_name';
$config['csrf_expire'] = 7200;
$config['compress_output'] = FALSE;
$config['time_reference'] = 'local';
$config['rewrite_short_tags'] = FALSE;
$config['proxy_ips'] = '';
$config['is_offline'] = TRUE;
在Ubuntu服务器上运行此应用程序时，出现上述错误。
答案 0 :(得分：1)
将“ /var/www/oditek.in/PHPTravels1/system/cache”目录的权限更改为664（RW RW R）（如果该目录不存在，则创建该目录）。
答案 1 :(得分：0)
运行您的进程的用户需要对缓存文件夹的写权限