MySQL Master-Master Replication Rumi, October 26, 2014October 26, 2014 This article is about setting up MySQL Master-Master database replication between two Cloud Servers. Master-Master data replication allows for replicated data, stored on multiple computers, to be updated by any authorized contributing member of the group. This allows for more open collaboration than Master-Slave replication where any needed changes identified… Continue Reading
Install Perfect Mail Server with ISPConfig and Horde 5.0 on Debian Wheezy- Part-2 Rumi, October 13, 2014October 13, 2014 Install necessary packages apt-get install php5-sasl php5-intl libssh2-php php5-curl php-http php5-xmlrpc php5-geoip php5-ldap php5-memcache php5-memcached php5-tidy Register the Horde Pear channel pear channel-discover pear.horde.org Set the Horde installation directory pear install horde/horde_role pear run-scripts horde/horde_role You'll be asked the following question: Filesystem installation for base Horde application: /var/www/horde You can… Continue Reading
Install Perfect Mail Server with ISPConfig and Horde 5.0 on Debian Wheezy- Part-1 Rumi, October 13, 2014October 13, 2014 First, Install Basic Debian Wheezy. Make sure your network configurations are ok. Once installed start doing following- Fixing hostname- edit /etc/hosts. Make it look like this: vi /etc/hosts 127.0.0.1 localhost.localdomain localhost 192.168.0.100 server1.example.com server1 # The following lines are desirable for IPv6 capable hosts ::1 localhost ip6-localhost ip6-loopback ff02::1 ip6-allnodes… Continue Reading
Fixing Bind for Webmin Rumi, October 5, 2014 First get rid of bind-chroot (if it is installed!) yum -y remove bind-chroot edit /etc/sysconfig/named and remove/comment out any lines that look like ROOTDIR="/var/named/chroot" Fix the owner of /etc/named.conf with chown named:named /etc/named.conf In Webmin go to Servers > Bind DNS Server > Module Config and check the following configs Continue Reading
Bash Shellshock fix with scripts for Debian, Ubuntu, CentOS and other distros. including old Rumi, October 3, 2014December 19, 2014 First check if your Bash is vulnerable, execute the following command- env x='() { :;}; echo vulnerable’ bash -c ‘echo this is a test’ If your system is vulnerable, you will see: vulnerable this is a test If your system is not vulnerable, you will see: bash: warning: x: ignoring… Continue Reading
PHPSysinfo Installation and Configuration on Debain Rumi, September 26, 2014September 26, 2014 PhpSysInfo is an awesome PHP script that displays system and other monitoring information for Linux. phpSysInfo pulls data from /proc and other locations to display on an easy to read page. On Ubuntu or Debian, install phpsysinfo with: $ sudo apt-get install phpsysinfo The config file is then located in:… Continue Reading
Install PHP4 on CentOS 5.5 Rumi, September 6, 2014 1. Install Apache yum install httpd 2. Install Mysql yum install mysql mysql-server php-mysql 3. Install dependencies yum install flex gcc* bison bison-devel httpd-devel make 4. Download PHP4 cource wget http://lu2.php.net/get/php-4.4.9.tar.gz/from/my2.php.net/mirror Continue Reading
Boot CentOS 5/6 as Single User Mode Rumi, August 3, 2014 Step 1 – Boot CentOS into Single User Mode – Hit Any Key Boot CentOS in Single User Mode – Press Any Key to Edit Boot Options Power up the machine and when you see this screen, hit the space bar or any other key before the timeout. Step 2… Continue Reading
CentOS mount NFS Disk Rumi, July 24, 2014 First Enable EPEL Repo under CentOS or RHEL Servers You need to type the following command as per your distro version / release. RHEL 5.x / CentOS 5.x Users Type the following command as root user to install repo: # rpm -Uvh http://download.fedoraproject.org/pub/epel/5/i386/epel-release-5-4.noarch.rpm RHEL 6.x / CentOS 6.x Users Type… Continue Reading