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apiVersion: extensions/v1beta1
kind: Ingress
metadata:
  name: ingress-demo
  labels:
    app: user-service
  annotations:
    alb.ingress.kubernetes.io/healthcheck-protocol: HTTP
    alb.ingress.kubernetes.io/load-balancer-name: service-demo
    alb.ingress.kubernetes.io/target-type: instance

ravikyada

apiVersion: apps/v1
kind: Deployment
metadata:
  name: external-dns
spec:
  strategy:
    type: Recreate
  selector:
    matchLabels:
      app: external-dns

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apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
  name: external-dns-viewer
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: external-dns
subjects:
- kind: ServiceAccount

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apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: external-dns
rules:
- apiGroups: [""]
  resources: ["services","endpoints","pods"]
  verbs: ["get","watch","list"]
- apiGroups: ["extensions","networking.k8s.io"]
  resources: ["ingresses"]

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{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Effect": "Allow",
            "Action": [
                "route53:ChangeResourceRecordSets",
                "route53:ListResourceRecordSets"
            ],
            "Resource": [

ravikyada

Google Chrome Keyboard Shortcuts

General Navigation

• Ctrl + T / Cmd + T: Open a new tab.
• Ctrl + W / Cmd + W: Close the current tab.
• Ctrl + Shift + T / Cmd + Shift + T: Reopen the last closed tab.
• Ctrl + N / Cmd + N: Open a new window.
• Ctrl + Shift + N / Cmd + Shift + N: Open a new incognito window.
• Ctrl + Tab: Move to the next tab.
• Ctrl + Shift + Tab: Move to the previous tab.

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SSH Without Prompting for Password

Configure SSH to avoid prompting for a password each time.

Problem Statement

Currently, after setting up SSH with a PEM file, you can access a server without a password like so:

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{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Effect": "Allow",
            "Action": [
                "route53:ChangeResourceRecordSets",
                "route53:ListResourceRecordSets"
            ],
            "Resource": [

ravikyada

S3 Bucket Setup Script

This script automates the process of setting up an S3 bucket in AWS. It performs the following tasks:

1. Checks if the specified S3 bucket already exists.
2. Creates the bucket if it does not exist.
3. Removes Block Public Access settings from the bucket.
4. Attaches a specified bucket policy to allow public read access.
5. Configures CORS settings for the bucket.
6. Enables static website hosting on the bucket.

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Common Most Useful Terminal Commands

User Information

Show the current logged-in user.

whoami

Show the User details.