In continuation with my previous blog “Getting Started with Boto ( python Interface for AWS )”, today we are going to discuss one of the use case that we used to do daily. Deleting EBS Snapshot which is N days older. We’ll be writing python script using Boto library to delete EBS snapshots which is […]
ClusterSSH is a group SSH administration tool. It is used to control number of xterm windows via single Administration console to allow commands to run on multiple servers over an SSH connection. Sometimes, you may have chances to enter same command on many servers. To do that, you have to login to each server and […]
AWS CloudFormer is a template creation tool and it creates AWS CloudFormation template from our existing resources in AWS account. We can select any supported AWS resources that are running in our account, and CloudFormer creates a template in an Amazon S3 bucket. We will be using AWS CloudFormer to create template of existing infrastructure. […]
This blog post refers to the limitation of not being able to directly spin an instance using an ISO image and to connect a virtual CD ROM with AWS instances. Till date, only workaround for this problem is to create an on-premise virual machine on some hypervisor such as VMware esxi or Cetrix Xen etc. […]
You must be wondering how to make AMI of the Web Server(EC2 instance) in which you have made some changes. In this blog I will walk you through a script that will ease up your work and make AMI of instances with user specified tags. Consider a use-case where user has made some changes to […]
Configuring server to relay email through Amazon SES will provide easy, real-time access to our sending statistics. It has built-in notifications for bounces, complaints, and deliveries which helps us fine-tune our email-sending strategy. Postfix is a free and open-source mail transfer agent (MTA) that routes and delivers electronic mail. Amazon Simple Email Service Amazon SES […]
Sysdig is a system exploration tool which can be used for system level monitoring of various machines or EC2 instances. It is an open source tool which captures system state and activity from a running Linux instance. The state is then saved, filtered and analysed to give calculated results. System level troubleshooting is very […]
You might be wondering how to audit your Ubuntu server / your Ubuntu local machine. Well, In this blog I will show you how easy it is do so. Auditing can be done by many ways of which few we shall discuss here. There are 3 following scenarios which we will be discussing :- 1.Finding […]
FAIL2BAN Port 80 is used to protect sites from DOS Attacks. Fail2ban scans log files (e.g. /var/log/apache/error_log) and bans IPs that show the malicious signs — too many password failures, seeking for exploits, etc. Generally Fail2Ban is then used to update firewall rules to reject the IP addresses for a specified amount of time, although any arbitrary […]