Overview Steps to enable Web UI for Kubernetes Apply Yaml File Url kubectl apply {dashboard_yaml_url} Go to the site https://kubernetes.io/docs/tasks/access-application-cluster/web-ui-dashboard/ and get the URL to apply : Get token to Login locally kubectl describe secret -n kube-system Above command will return a whole lot of tokens. Get the service-account-token from it. Create Proxy Now enter…
Overview To understand basic Kubernetes commands Commands Version kubectl version Cluster Info kubectl cluster –info Get All info about Pods, Deployments Services etc kubectl get all kubectl get services kubectl get pods $ kubectl get deployments –show-labels Create a deployment kubectl run {pod-name} –image={image-name} Port Forward kubectl port-forward {pod-name} {external-port:internal-port} Port Expose kubectl expose Create…
Overview Lets go over a series of steps to setup AWS Autoscaling. Please refer here for a complete tutorial Custom AMI AMI refers to Amazon Machine Image and we can create a custom AMI from an existing instance where our required softwares are installed. Create it from EC2 instances page. Give a name and create:…
Overview Create a VPC in AWS Create a VPC Create a VPC first as follows Add a routing table to be connected to internet Router table: click on Edit routes (need to add an internet gateway) Add a new route and add Internet Gateway Subnets To deploy to more than one availability zone, we need…
Overview Create an EC2 instance for Spring boot application Create EC2 Lets create an EC2 instance. Goto EC2 dashboard and click on “Launch Instance” Select the Instance Type and click Next. We are going with free tier here: Next screen : Start with 1 instanceNetwork – select joan-vpcSubet – Either oneOther options leave for now…
Overview Here we will deploy a Java Spring Boot Docker application into AWS infrastructure Create a VPC Create a VPC first as described here EC2 Create an instance and associate an elastic IP address here Docker Install Docker for Amazon Linux 2 sudo amazon-linux-extras install docker Start the docker sudo service docker start Add the ec2-user to…
Overview AWS Cloudwatch is a monitoring tool that let you sleep peacefully while doing the watch for you. You can use it set Alarms & Notifications and do actions in response to events, You can get alerts regarding your EC2 instance, Billing updates or other resources. You can also set actions in response to CloudWatch…
Overview To identify some of the most commonly used services by developers Elastic Cloud Compute (EC2) Amazon EC2 is a web service that provides secure, resizable compute capacity in the cloud. https://aws.amazon.com/ec2/ Simple Storage Service (S3) Amazon S3 is an object storage service that offers scalability, data availability, security, and performance. https://aws.amazon.com/s3/ Relational Database Service…
Overview To run PostgreSQL on Docker Run PostgreSQL on docker: Pull the Image from Docker Hub docker pull postgres Verify the downloaded image Volume Container Create a Volume Container for persisting data generated by and used by Docker containers,here the PostgeSQL container. Otherwise the data would be lost in case if you want to remove…
Overview Commonly user docker commands for quick access Basic Docker version docker version Docker Info docker info Containers Docker Run docker run {image-name} Common parameters: -d : Detached mode–name : Name -it : Interactive mode Start a simple web-server: You can see the result @ http://localhost:8080/ Start to terminal / bash in interactive mode Ctr…