Get CPU and Memory Usage of NODES and PODS - Kubectl | K8s
Ever since I started using Kubernetes I have always been on the pursuit of finding the right tools to monitor. and I did find a lot of products from the Open source community and here are my favourites Kube Prometheus Stack KubeCost Kubernetes Dashboard Lens IDE...
How to use ansible with S3 - Ansible aws_s3 examples | Devops Junction
S3 has become the cheap and best object storage and it is used widely across enterprises and products, to securely save and access data over the internet. We have various ways to interact with the S3 bucket, to upload, download and copy objects back and forth to S3....
Store terraform state file on Terraform cloud Remote | Devops Junction
In this article, I am going to discuss how we can keep safe our terraform state file using terraform cloud. As a pioneer/Practioner of Terraform CLI, we hold responsible for Terraform state file which is the source of truth for our infrastructure. What if we lose this...
AWS Lambda Python Example - With ALB Integration | Devops Junction
In this article, we are going to see how you can deploy your simple python application to AWS Lambda and access it publically using an Application Load balancer. Lambda is a great feature from AWS to host your source code without having to worry about setting up...
Deploy AWS Lambda Functions using Jenkins | Devops Junction
Serverless Computing is a disruptive change in the way we used to approach the infrastructure and host our applications. With Serverless Computing like AWS Lambda, you can simply deploy your single python file without having to worry about writing the production-grade...
How to Block IP in AWS VPC - by IP or CIDR Range | Devops Junction
Let's suppose your AWS infrastructure is under DDOS attack and your Load balancers and Applications are flooded with requests. The Immediate action you can take is to block the IP you have identified. If you have monitoring tools and Log management tools like Datadog,...
List Elastic Cache Connections using redis-cli & VPC flow logs | AWS
Elastic Cache Redis is one of the most used AWS managed services so no implementation and backup and maintenance hassles but at times you might need to some monitoring or auditing. Let's suppose you want to list all the connections to the REDIS cache to find out which...
Ansible Split Examples - With String, List and File Content
Ansible Automation is really powerful with its filters and functions. It does provide various string manipulation and formatting filters from Jinja and Python. In this article, we are going to see how to Split strings in Ansible. As you might have already guessed,...
Ansible Map Examples - Filter List and Dictionaries | Devops Junction
In this article, we are going to see the various use cases of Ansible Map Function or Filter. As Ansible Official documentation claims, All Jinja2 Filters can be used within Ansible. One such function or filter is map It helps us to filter and iterate complex datasets...
Ansible selectattr Example - Filter dictionary and select matching item
Ansible selectattr filter is to select matching objects from the dictionary by applying a test across all the objects in a dictionary/sequence. Ansible selectattr filter is basically an inherited version of Jinja selectattr filter. As Ansible Quotes in their...
How to use Ansible with Windows Host - Ansible Windows Example
In this article we are going to see how to use Ansible with Windows Host. How to Setup Windows machine for Ansible to be able to connect or remote login just like SSH in Linux. While there is a way to use SSH in windows which can be further leveraged by ansible for...
Find and Replace Default HTML in IIS Windows - Ansible
In this post we are going to see how to handle the Default webpage vulnerability in IIS with Ansible. The Default WebPage Vulnerability is flagged by Security Analysts and Pen testers cause it can reveal that the server is powered by IIS and it would let the hacker to...
Ansible Playbook to Delete OLD Log files - Windows | Devops Junction
Ansible for Windows has grown a lot from what it used to be, and the number of modules for windows is also increasing steadily. So Ansible is the right choice going forward for Windows Server Automation tasks. Of course, you need to use Powershell commands here and...
Terraform Create Multiple EC2 with different Configs - for_each and count together
Those who have been using Terraform might already know that you can create multiple numbers of the same resources with the help of count or for_each But What if we want to create multiple resources with different configurations at the same time. For example. we can...
Terraform AWS EC2 user_data example - aws_instance| Devops Junction
In this article we are going to see how to create AWS EC2 instance with user_data. While launching AWS Ec2 instances we might want to add some customizations to it like adding a key and executing few shell commands or scripts to make sure they are ready to launch your...
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