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devops

30 posts
Setup Cognito OTP login with AWS CDK
AWS
members

Setup Cognito OTP login with AWS CDK

In this article, I would like to introduce about Amazon CDK and  how to write AWS infrastructure-as-code by TypeScript. Let's go step by step. What is AWS CDK (Cloud Development Kit)?The AWS Cloud Dev
Timo
Timo
Edge Runtime and compare it with Serverless
AWS
members

Edge Runtime and compare it with Serverless

The latency between your customers and most server infrastructure, often located in US East, makes it difficult to create a consistently fast web experience around the world. The Edge Functions enable
Roman Le
Stream log from file to Elastic Search
Docker
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Stream log from file to Elastic Search

Sometime we need to find a way to centralize all log from application no matter what is  the kind of deployment they are, from a process on a Virtual Machine to a containerized application. Today in t
COPPER Nguyen
Proxy gRPC traffic with Kong Gateway
AWS
members

Proxy gRPC traffic with Kong Gateway

We usually use gRPC for internal service communication, but sometime we need to expose the connection for 3rd party or another client to connect. The architecture is almost same as the image below. We
COPPER Nguyen
PostgreSQL auto failover with repmgr
cloud
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PostgreSQL auto failover with repmgr

When using Postgres SASS we are not care about how cloud provider managed them but one a day, we need to run a postgres cluster on premise, we need to care about that. We setup 2,3 postgres server, on
COPPER Nguyen
Different between Amazon SQS and SNS
devops
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Different between Amazon SQS and SNS

Amazon SQS and Amazon SNS are two popular tools for engineers when designing distributed systems in the AWS cloud ecosystem. It can be useful if we understand what are the similarities and difference
Sage Huynh
Karpenter Just-In-Time Nodes Scale for EKS
AWS
members

Karpenter Just-In-Time Nodes Scale for EKS

Karpenter is an open-source node provisioning project built for Kubernetes. Adding Karpenter to a Kubernetes cluster can dramatically improve the efficiency and cost of running workloads on that clust
COPPER Nguyen
Setup Jenkins worker node that support building Docker Image.
devops
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Setup Jenkins worker node that support building Docker Image.

Usually when we setup a Jenkins server, we usually use the master to build jobs. The master node is in charge of scheduling jobs, assigning slave nodes, and sending builds to slave nodes for execution
COPPER Nguyen
Grant access to EKS cluster for Bastion Host.
devops
members

Grant access to EKS cluster for Bastion Host.

When you create an Amazon EKS cluster, the AWS Identity and Access Management (IAM) entity user or role, such as a federated user that creates the cluster, is automatically granted system:masters perm
COPPER Nguyen
Blue/Green deployment with HA Proxy
devops
members

Blue/Green deployment with HA Proxy

First, let finding what is blue/green deployment. A blue/green deployment is a deployment strategy in which you create two separate, but identical environments. One environment (blue) is running the c
COPPER Nguyen