Okta is a service which provides Single Sign-On ability. I’d like to move all our users to the Okta for better management, so the task now will be to create a Gmail mailbox account and Slack community access. Okta Gmail app Register a new account, go to the Get started, in the Use single sign-on… Read More: Okta: SSO authentication for Gmail and Slack0 (0) »
We have a picture in an AWS S3 bucket which updated, but AWS CloudFront still returns its old version. To remove it from the CloudFront cache – need to create an object’s invalidation. It can be created via AWS Console web-UI or by using AWS CLI. In the AWS Console – go to the desired… Read More: AWS: clean up CloudFront cache0 (0) »
In addition to the AWS: create an Elastic Container Registry and Jenkins deploy job post – the next part, where we will create a new Jenkins job to deploy a Docker Compose file to run our Docker image. Docker Compose file will be updated by an Ansible role called docker-deploy, which will set the desired… Read More: Jenkins: Docker Compose deployment from Ansible with ECR authentication0 (0) »
We have an AWS EC2 which suddenly rebooted. The issue is that its /var/log/messages incomplete and the latest record is about rsyslog service killed – but nothing about who killed it and why. Then I went to the journald but surprise – it stores logs only for the current boot so there was no way… Read More: Linux: persistent logs in systemd-journald0 (0) »
Uptrends – just a simple pinging monitoring service already used for the RTFM blog (see the Prometheus: RTFM blog monitoring set up with Ansible – Grafana, Loki, and promtail post for more details). Now I’d like to add it as an additional alerting service for the project’s API-endpoints and configure its alerts to be sent… Read More: OpsGenie: Uptrends integration0 (0) »
The task is to create an AWS ECR repository and add a Jenkins job to build and deploy Docker images to this repository. See the next part – Jenkins: Docker Compose deployment from Ansible with ECR authentication. AWS ECR Go to the ECR, click Get Started, set a new repository name: Lave Mutable, so you’ll be… Read More: AWS: create an Elastic Container Registry and Jenkins deploy job0… »
Need to create a static website hosting using AWS S3 and attach CloudFlare CDN to it. AWS S3 bucket Create a new bucket for your website with the same name as it will be used for your site, in this case, it will be cdn.example.com: Go to the Properties and enable website hosting: Go to… Read More: CloudFlare: CDN configuration for AWS S3 website hosting0 (0) »
A quick note mainly for myself on how to enable remote access in PostgreSQL and create its database dump. An EC2-server moved to our AWS account with one website. During an attempt to connect to the PostgreSQL running on this host – the “FATAL: Peer authentication failed for user “name”” appears. And the same error… Read More: PostgreSQL: FATAL: Peer authentication failed for user “name”0 (0) »
Currently configuring Redis server as our backend caching service and during that wrote this post with some things to pay attention at in Redis config file. Shortly enough but with links to other posts or documentation. Let’s begin with the redis-benchmark utility. Will be installed alongside with Redis service, so can be used right after… Read More: Redis: main configuration parameters and performance tuning overview0 (0) »
Let’s proceed with our AWS Elastic Kubernetes Service, EKS. Previous parts: Kubernetes: part 1 – architecture and main components overview Kubernetes: part 2 – a cluster set up on AWS with AWS cloud-provider and AWS LoadBalancer Kubernetes: part 3 – AWS EKS overview and manual EKS cluster set up. In the previous – Kubernetes: part… Read More: Kubernetes: part 4 – AWS EKS authentification, aws-iam-authenticator and AWS… »