The recent vulnerability in bash, got me running to update bash. It’s easy when you have maybe one or two Linux servers, but what do you do if you have 100’s or even thousands or servers? You need to use a server configuration and management tool like puppet. However, instead of using the command line, I wanted a GUI tool where I could select the servers or server group and select an action.
That is where I found Foreman, A opensource tool which not only handles configuration of your servers but also does provisioning. Foreman is easy to install, opensource, has community based support and a good deal of documentation.
Well not exactly Git but a software based on Git known as BUP. I generally use rsync to backup my files and that has worked fine so far. The only problem or drawback is that you cannot restore your files to a particular point in time. Hence, I started looking for an alternative and found BUP a git based software which stores your data in repositories and gives you the option to restore data to a particular point in time.Read More
Lately, I have been writing apps in ruby instead of PHP, as it has a low learning curve especially if you know bash scripting and an awesome framework called Rails. Ruby on Rails was so easy to work with that I got my app up and running in 48 hours. You can check it out here github.com/Leo-G/Rails-DNS. I know it's no big deal, but it was fun to build and easy to, Ruby makes programming fun, You can learn it here http://ruby.learncodethehardway.org/Read More
Once you have your application server up and running, you are going to need a good email server to deliver your emails. I have been using postfix for all my servers and below is the configuration I generally use.Read More
Whenever I setup a Linux VPS, the first thing I do is install a firewall. I have noticed an increase in attacks on my servers, especially from China. I use
Config Server Firewall (CFG) and Login Failure deamon (LFD) because they are easy to set up and provide additional features like suspicious file reporting and system monitoring.