In this tutorial we will create rpm package of OpenSSH version 6.7 stable version and will do OpenSSH upgrade. You may be wondering why it is required to create rpm package of OpenSSH version. The answer is because of CVE-2014-2532 . We recently notified with the CVE-2014-2532 , which is a openssh AcceptEnv environment restriction […]
error: Could not load host key
Recently while upgrading the OpenSSH server, we faced some issue. This time, the issue was related to ssh key and we got number of lines in message log file with information – “error: Could not load host key” . Here are some brief detail taken from our system. Jan 17 11:14:10 localhost sshd[6294]: error: Could […]
error: Could not get shadow information for root
Recently created rpm package from OpenSSH 6.7 tar ball package. After successfully creating rpm and upgrading the OpenSSH server, met with issue – error: Could not get shadow information for root . Given below is some section of the error found in messages log (/var/log/messages) Jan 17 11:21:17 localhost systemd: Started SYSV: OpenSSH server daemon. […]
How to upgrade Mariadb 5.5 to Mariadb 10.0 on CentOS 7 / RHEL 7
In this tutorial we will learn, how to upgrade Mariadb 5.5 to Mariadb 10.0 on CentOS 7 / RHEL 7 . We will use yum command in this practical. We will also include preliminary exercises should be done while upgrading MariaDB 5.5 to MariaDB 10.0 . MariaDB is a fork of MySQL Database. And now […]
Install bugzilla with MySQL 5.6 on Ubuntu 14.04 LTS server
In this tutorial we will learn, how to install bugzilla with MySQL 5.6 on Ubuntu 14.04 LTS server. Bugzilla famously known as bug tracking tool and it is a Mozilla project. Bugzilla official Site : http://www.bugzilla.org/ Details about practical environment Server : AWS Ubuntu 14.04 LTS Server Instance Bugzilla Version : bugzilla-4.4.6 Web Server : […]
Disable user self registration in Bugzilla
This is a quick post on how to disable user self registration in Bugzilla. It is very important to disable user self registration otherwise in publicly faced bugzilla anyone can register for new user and will login into bugzilla. Bugzilla is one of the famous web based bug tracking tool. Note: Practical Applied on bugzilla-4.4.6 […]
how to change path of tmpdir in MySQL Server On Ubuntu
The post will explain , how to change the tmpdir in MySQL Server on Ubuntu. In the temporary directory for MySQL, generally temporary tables are stored. We generally change its path to make our mysql server performance better. Practical Tested On : It will works for other MySQL and Ubuntu version also.Our testing inventory is […]
Install Revive adserver on Ubuntu 14.04 LTS
The tutorial will explain, how to install the Reviev Adserver on Ubuntu 14.04 LTS. Revive adserver is free Open Source Ad Server formerly known as OpenX Source . Generally the servers are used by many website and blogs. Revive AdServer has following features – Serve ads on websites, in apps, and in video players, and […]
How to install Varnish 4 version on CentOS 7 / RHEL 7
In this tutorial we will learn, how to install Varnish 4 version on CentOS 7 / RHEL 7 . Varnish is populalry known for Frontend Web Cacheing software. Whereas it can also be used as loadbalancer. Recently , the Varnish version 4 is released, which comes up with new features and also new syntaxes/parameters. The […]
Find date of expiry and issue of SSL certificate with command
In this post we will know about how to find date of expiry and issue of SSL certificate with command line. As a system administrator it is good to know how can we get the ssl certificate information with command line. It helps you to make script and run from terminal/cron job etc. We have […]
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