theraaz

/**
 * Problem Statement
 *
 * Task Description

 A vending machine has the following denominations: 1c, 5c, 10c, 25c, 50c, and $1.
 Your task is to write a program that will be used in a vending machine to return change.
 Assume that the vending machine will always want to return the least number of coins or
 notes. Devise a function getChange(M, P) where M is how much money was inserted into the
 machine and P the price of the item selected, that returns an array of integers

theraaz

Python Virtual Env Setup

Install python and pip first. Once the python is installed, we can start setup for virtual environment. (assuming you installed python3), 1- installing pip:

sudo apt-get install python3-pip

2- next, install virtual env

 pip3 install virtualenv 

theraaz

apiVersion: extensions/v1beta1
kind: Ingress
metadata:
  name: echo-ingress-router
  namespace: development
  annotations:
    kubernetes.io/ingress.class: nginx
    certmanager.k8s.io/cluster-issuer: letsencrypt-prod
    nginx.ingress.kubernetes.io/affinity: "cookie"
    nginx.ingress.kubernetes.io/session-cookie-name: "route"

theraaz

kind: Service
apiVersion: v1
metadata:
  name: ingress-nginx
  namespace: ingress-nginx
  labels:
    app.kubernetes.io/name: ingress-nginx
    app.kubernetes.io/part-of: ingress-nginx
spec:
  externalTrafficPolicy: Local

theraaz

apiVersion: apps/v1
kind: Deployment
metadata:
  name: raz4
  namespace: production
  labels:
    app: raz4
spec:
  replicas: 3
  minReadySeconds: 60 # wait for 60 seconds before considering pod as ready and continuing with next

theraaz

# https://gist.github.com/cablespaghetti/b5343b04dd5bdc68dcb62754986a34ed

# this file along with ecr-red-updater.sh is a one time run thing. it is used to setup a crontask in k8s
# to get auth details from AWS so that we can fetch docker repo. once called, no need to call again
# to use, just call the bash file ./ecr-cred-updater.sh [namespace-here]
kind: Role
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: ecr-cred-updater
rules:

theraaz

#! /bin/bash
# exit script when any command ran here returns with non-zero exit code
set -e
COMMIT_SHA1=$TRAVIS_COMMIT

# We must export it so it's available for envsubst
export COMMIT_SHA1=$TRAVIS_COMMIT

curl -LO https://storage.googleapis.com/kubernetes-release/release/$(curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt)/bin/linux/amd64/kubectl
chmod u+x ./kubectl

theraaz

# Use Dockerized infrastructure
sudo: false

language: generic
cache:
  bundler: true

git:
  depth: 10

theraaz

kind: ClusterRole
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: cicd
rules:
  - apiGroups: ["", "apps", "batch", "extensions"]
    resources: ["deployments", "services", "replicasets", "pods", "jobs", "cronjobs", "secrets", "roles"]
    verbs: ["*"]

theraaz

kind: ClusterRoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: cicd
subjects:
  - kind: ServiceAccount
    name: cicd
    namespace: default
roleRef:
  kind: ClusterRole