Blog
Latest posts from our team. Stay up-to-day with news and new features, see if we can help with common problems and see how we solved our clients issues.
Deploying API Gateway and Lambda with CloudFormation
November 21, 2016 by Paulina Budzoń
Combination of AWS API Gateway and Lambda functions is a flag example of every “serverless infrastructure”. When deploying API Gateway with CloudFormation there are two different ways you can define your API: via Swagger template or by directly defining your methods in CloudFormation template.
NAT, pf & jails
November 18, 2016 by Paweł Biernacki
Sometimes you want to use jails on the same hosts that do the NAT. That of course isn’t by any means a complicated task
and pf can do that very easily. The problems begin when you want to connect from one jail to a NATed IP (in the
example 192.168.122.251) to a port that is redirected to another jail on the same system. Here is one of the solutions.
What's broken when deploying Lambda and API Gateway via CloudFormation
November 14, 2016 by Paulina Budzoń
AWS Lambda and API Gateway are becoming synonymous with “serverless infrastructure” and getting more and more popular.
To deploy them in repeatable way, one of the tools I recommend is CloudFormation. There are many ways you can define
your API and your Lambda, but when connecting the two with CloudFormation there’s usually something that many people
miss, and only notice when {"message": "Internal server error"} is thrown from their API Gateway endpoint.
Packer, Ansible, CentOS and requiretty
November 11, 2016 by Paulina Budzoń
If you’ve tried running Packer with CentOS on AWS, you probably noticed this:
sudo: sorry, you must have a tty to run sudo
Protecting against PHP shells
November 7, 2016 by Paweł Biernacki
The less known feature of PHP is the option to disable certain functions and classes. It may help securing your application and web server by blocking rarely used, from the perspective of pure web experience, functions.
