web development and system administration of Linux
What is open_basedir ? The open_basedir function defines the locations or paths from which PHP is allowed to access files using functions like fopen() , gzopen() , etc. If a file is outside of the paths defined by open_basdir setting, PHP will refuse to open it. You can’t use a symbolic link as a workaround, … Continue reading Linux Plesk PHP error: open_basedir restriction in effect
I’m using vim editor. I have found useful alias to backup and edit configuration file automatically. It can be added it to your ~/.bashrc To apply newly created alias without restarting run: Usage example: It will create copy of /etc/httpd/conf/httpd.conf configuration file using pattern: /etc/httpd/conf/httpd.conf-YYYY-MM-DD.bak To view your configuration changes you can run command:
If you need to install particular version of Node.JS (for example 0.10.12) wonderful Node Version Manager package can be used. Automatic installation Now, any Node.JS version can be installed and selected as default in system.
I have started to develop using Node.JS on one of my projects. To prepare Linux development server (on Fedora release 18 (Spherical Cow) as example) the following system packages has been installed (for my development purposes). As root user: As web developer user: To run Node.JS application:
If you wish to find out Magento version and only files backup available check file app/Mage.php function getVersionInfo()
To enable display of hidden dot files in VSFTPD edit main configuration file /etc/vsftpd/vsftpd.conf Add configuration directive: force_dot_files=YES and restart service using command:
Today I have found bind named error on one of my Linux servers in main server log file /var/log/messages Command to start bind named service: has failed with errors listed above. To fix this error I have added NS and A records to zone file /var/named/chroot/var/shkodenko.com: Also, I have changed zone serial number. I have … Continue reading bind named error: zone NS has no address records A or AAAA
To fix PHP Fatal error: Allowed memory size of M bytes exhausted (tried to allocate N bytes) in /path/to/file.php PHP configuration parameter memory_limit should be changed respectively. If PHP is runned as module (web server Apache). It can be done in .htaccess configuration file: where 128M – is desired increased value. Web server Apache should … Continue reading PHP Fatal error: Allowed memory size of M bytes exhausted (tried to allocate N bytes) in
I am using the following fail2ban configuration for ProFTPd with Plesk on RHEL CentOS Fedora Redhat-based Linux (because default one is not working for me properly). File /etc/fail2ban/jail.local or /etc/fail2ban/jail.conf if you have not installed fail2ban using yum package manager which will overwrite your custom configuration files each time you update the package. Filter configuration … Continue reading Fail2ban configuration for ProFTPd with Plesk on RHEL CentOS Fedora Redhat-based Linux
Plesk Control Panel version 10.4.4 does not allow to create aliases for subdomains. To fix it I have created two custom configuration files: and reconfigured subdomain using command: I have checked web server Apache configuration and restarted it:
