How to install terraform in Linux : CentOS / Ubuntu
Learn how to install terraform in Ubuntu, Debian, CentOS, Red Hat and Rocky Linux. Terraform is popular Infrastructure As Code tool and widely used in DevOps practice.
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How to create Ubuntu docker base image
Have you just started working on docker containers? You may have also thought about how to create docker base image of the Operating System. In this post, we will learn to create Ubuntu docker base image. Note: This method is applicable to create docker base image of all Ubuntu version. You can find Ubuntu release…
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Nagios Plugin : check ssl certificate expiry date
We have created a Nagios plugin called check_ssl_cert_expiry . The nagios plugin will send the alert (warning/critical) before SSL Certificate expiry date. We have tested this plugin to check HTTPS website URL. It is working very well. Why we require check_ssl_cert_expiry nagios plugin To know how many days are left before date of expiration of…
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check_ELBinstance : Nagios Plugin to check instances attached with ELB
Recently I created a new nagios plugin which check the no. of instances attached in ELB (Elastic Load Balancer) . Here we are talking about ELB in AWS (Amazon Web Service) Cloud. Elastic Load Balancing automatically distributes incoming application traffic across multiple Amazon EC2 instances in the cloud. Details of check_ELBinstance nagios plugin Requirement :…
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How to install Nagios on CentOS 7 / RHEL 7
In this tutorial we will learn about how to install Nagios 4 on CentOS 7/RHEL 7 . To install nagios we will use its stable source code, which is avaible at Nagios site. Nagios is one the most popular, stable and reliable monitoring tool. It is available as free and Open source package called Nagios…
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How to install Nagios 4 from source on Ubuntu 14.04 LTS
In this tutorial we will learn, how to install Nagios 4 from source on Ubuntu 14.04 LTS. In this practical I have seen some problems while Nagios core 4 installation. Because in Ubuntu 14.04 LTS is shipped with new Apache 2.4 version ,it was quite obvious some extra steps we have to do. I will…
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error: The requested URL returned error: 403 Forbidden while accessing Github repo
After a long time I created a repo on my Github account.Creating a repo is quite easy on Github, simply login to your account and click on ‘create repo’ button. After creating git repo, now it was time to push all my codes from my desktop to github repo. After cloning the repo into my…
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Install and upgrade to latest Git version on Ubuntu/Debian/Linux Mint
In this tutorial we will learn,how to install and upgrade to latest Git version on Debian based Operating System.At the time of writing this post,git version 1.9.1 has been released on 2014-03-18. The information of new Git version release can be obtained from git-scm.com The practical has been tested successfully in Ubuntu,Debian and Linux Mint….
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Install vshell frontend on Nagios Core 4 Ubuntu 12.04 LTS
In this tutorial we will learn about, how to install vshell frontend on Nagios Core 4 Ubuntu 12.04 LTS. Nagios vshell is php based web interface for Nagios Core.It is lightweight and easy to customize. To get the details of Nagios Vshell , here is the link. To install vshell frontend on Nagios Core 4…
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Install and configure nagios core 4 on Ubuntu 12.04 LTS
In this tutorial we will install and configure nagios core 4 on Ubuntu 12.04 LTS. Nagios Core 4 has recently been released,at the time of writing this post Nagios core 4.0.2 was available. Nagios is one of the most popular,reliable and robust Monitoring System.You can find number of plugins to monitor the network and server…
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Install subversion 1.8 on Ubuntu using apt
In this tutorial,we will install subversion 1.8 on Ubuntu using apt.We have done this practical in Ubuntu 13.04 and 13.10 version.Generally when you install subversion by using command apt-get install subversion ,it will install the subversion 1.7 .Here we will add the new apt source list for subversion 1.8 . Description: Operating System : Ubuntu…
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error: src refspec master does not match any
While working in Github,I was trying to push my code in my Github repository.After deleting all files from repo,I tried to push the new code.But I encounter with given below Error: error: src refspec master does not match any. error: failed to push some refs to ‘https://github.com/sharadchhetri/sharadchhetri.github.io’ To solve this error,run the below given command…
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How to remove file and directory from Git repo
In this post I am sharing the command to remove files and folder from git repo.The command will remove files from the working tree and from the index. Note: Before removing any files and directory it is always a good practice to keep the backup of the data.Hence suggesting to first take the backup of…
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How to create new repository in self hosted Git Server
How to create new repository in self hosted Git Server In this tutorial we will learn,how to create new repository in self hosted Git Server.Previously, I have written a post on setting own git server in CentOS and Ubuntu. Follow the given below steps to create new repo in self hosted Git Server Step 1:…
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How to write description of git repo
How to write description of git repo In this post we will learn about a tip that is how to write description of git repo.We have setup git server with gitolite and gitweb in Linux Server by following the previous tutorial(in CentOS and Ubuntu). If you open the gitweb you may find there is no…
