Integrating your own cli tool into aws cli
We are using AWS Command Line Interface (CLI) in multiple projects and daily operations. The aws cli is a propriatary tool for managing AWS services and resources from the command line. It is maint...
Engineer's Notes
Using multiple ssh keys in different git projects and accounts
SSH besides standard configuration where we define what host uses which key and user can have advanced features. Let’s check the feature that allows to specify different ssh keys for the same host ...
AWS Graviton ARM-64 vs Amazon X86-64 GRAND PRIX 2024. Round1: CPU Benchmark.
Abstract This is a first post in series of AWS Graviton ARM-64 vs Amazon X86-64 GRAND PRIX 2024 where we will check different performance factors of Graviton, compare to classic x86. I will use ow...
AWS Chime SIP Trunking Integration with VoIP Asterisk
Abstract Session Initiation Protocol (SIP) trunking is a technology used in Voice over Internet Protocol (VoIP) telephony that enables the connection of a private branch exchange (PBX) to the inte...
Open Sourced VoIP telephony Asterisk installation on AWS EC2 instance
Abstract Asterisk is an open-source PBX (Private Branch Exchange) software that can be used to build a VoIP system. In this post, we will walk through the process of building Asterisk from sources...
AWS SSM Session Manager as secure Hub to establish multiple Connections to instances and Port Forwarding
Abstract Port forwarding or SSH tunnelling is technic widely used to map remote ports to a client machine with possibility of remapping. The data traffic is encrypted and transferred within SSH tu...
Securely accessing ECS Fargate containers shell, without SSH or exposed ports
Abstract Very often as a SysOps or Developer we need login into running container in ECS cluster for troubleshooting or verification. To have such possibilities some companies are exposing 22 port...
AWS S3-presigned URLs: Deep Dive and Use Cases of secure file transfers
Abstract One of AWS S3 features is very useful, but not so many developers and architects are familiar with it - the capability to generate presigned URLs. In this blog post, we will explore wha...
Migrating ECS Fargate Cluster from x86-64 to arm-64 AWS Graviton Architecture with Fallback Strategy
Abstract In recent years, the technology landscape has seen a significant shift towards sustainable and energy-efficient practices. This paradigm is not just limited to data centers, user interfac...
Detecting objects on image with AWS rekognition and labeling them with OpenCV
Abstract Amazon Rekognition is a cloud-based image and video analysis service provided by Amazon Web Services (AWS). This powerful service enables developers to incorporate sophisticated computer ...