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Sandip Das
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9 files changed

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‎buildspec_eks.yml‎

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@@ -43,5 +43,5 @@ phases:
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- echo Pushing the Docker image...
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- docker push $AWS_ACCOUNT_ID.dkr.ecr.$AWS_DEFAULT_REGION.amazonaws.com/$IMAGE_REPO_NAME:$IMAGE_TAG
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- echo Push the latest image to cluster
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- kubectl apply -f k8s/deployment/deployment.yaml
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- kubectl rollout restart -f k8s/deployment/deployment.yaml
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- kubectl apply -f eks_cicd/deployment.yaml
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- kubectl rollout restart -f eks_cicd/deployment.yaml

‎eks_cicd/cluster.yaml‎

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apiVersion: eksctl.io/v1alpha5
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kind: ClusterConfig
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metadata:
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name: cicd-demo #cluster name
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region: us-west-2 #desired region
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nodeGroups:
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- name: ng-1 #cluster node group name
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instanceType: t2.medium #desired instance type
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desiredCapacity: 3 #desired nodes count / capacity
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ssh:
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allow: false # if true - will use ~/.ssh/id_rsa.pub as the default ssh key
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#publicKeyPath: ~/.ssh/ec2_id_rsa.pub #you can specify the public key path likr this as well

‎eks_cicd/deployment.yaml‎

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apiVersion: apps/v1
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kind: Deployment
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metadata:
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labels:
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app.kubernetes.io/name: cicd-demo
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app.kubernetes.io/instance: cicd-demo-instance
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app.kubernetes.io/version: '1.0.0'
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app.kubernetes.io/managed-by: kubectl
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name: cicd-demo-deployment
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spec:
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replicas: 1
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selector:
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matchLabels:
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app: cicd-demo
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template:
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metadata:
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labels:
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app: cicd-demo
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spec:
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containers:
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- image: 120717539064.dkr.ecr.us-west-2.amazonaws.com/cicd-demo:latest
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imagePullPolicy: Always
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name: cicd-demo
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ports:
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- containerPort: 3000

‎eks_cicd/prereqs.sh‎

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#!/usr/bin/env bash
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# This script will install EKS prerequisites on Amazon Linux or Amazon Linux 2
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# * kubectl
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# * aws-iam-authenticator
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# * AWS CLI
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set -e
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mkdir -p $HOME/bin
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echo 'export PATH=$HOME/bin:$PATH' >>~/.bashrc
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# Install kubectl, if absent
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if ! type kubectl >/dev/null 2>&1; then
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curl -o "kubectl https://amazon-eks.s3-us-west-2.amazonaws.com/1.10.3/2018-07-26/bin/$(uname -s)/amd64/kubectl"
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chmod +x ./kubectl
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cp ./kubectl $HOME/bin/kubectl && export PATH=$HOME/bin:$PATH
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echo 'kubectl installed'
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else
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echo 'kubectl already installed'
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fi
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# aws-iam-authenticator
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if ! type aws-iam-authenticator >/dev/null 2>&1; then
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curl -o aws-iam-authenticator "https://amazon-eks.s3-us-west-2.amazonaws.com/1.10.3/2018-07-26/bin/$(uname -s)/amd64/aws-iam-authenticator"
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chmod +x ./aws-iam-authenticator
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cp ./aws-iam-authenticator $HOME/bin/aws-iam-authenticator && export PATH=$HOME/bin:$PATH
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echo 'aws-iam-authenticator installed'
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else
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echo 'aws-iam-authenticator already installed'
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fi
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# AWS CLI
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if ! type aws >/dev/null 2>&1; then
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curl -o awscli-bundle.zip https://s3.amazonaws.com/aws-cli/awscli-bundle.zip
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unzip awscli-bundle.zip
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./awscli-bundle/install -b $HOME/bin/aws
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echo 'AWS CLI installed'
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else
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echo 'AWS CLI already installed'
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fi
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# eksctl
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if ! type eksctl >/dev/null 2>&1; then
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curl --silent --location "https://github.com/weaveworks/eksctl/releases/download/latest_release/eksctl_$(uname -s)_amd64.tar.gz" | tar xz -C /tmp
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mv /tmp/eksctl $HOME/bin
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echo 'eksctl installed'
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else
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echo 'eksctl already installed'
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fi
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# kubectx/kubens
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if ! type kubectx >/dev/null 2>&1; then
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git clone https://github.com/ahmetb/kubectx /opt/kubectx
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ln -s /opt/kubectx/kubectx /usr/local/bin/kubectx
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ln -s /opt/kubectx/kubens /usr/local/bin/kubens
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echo 'kubectx installed'
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else
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echo 'kubectx already installed'
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fi
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# Test if AWS credentials exist
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aws sts get-caller-identity

‎eks_cicd/service.yaml‎

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apiVersion: v1
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kind: Service
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metadata:
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labels:
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app.kubernetes.io/name: cicd-demo
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app.kubernetes.io/instance: cicd-demo-instance
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app.kubernetes.io/version: "1.0.0"
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app.kubernetes.io/component: backend
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app.kubernetes.io/managed-by: kubectl
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name: cicd-demo
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spec:
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selector:
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app: cicd-demo
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type: LoadBalancer
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ports:
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- protocol: TCP
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port: 80
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targetPort: 3000

‎index.js‎

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@@ -5,7 +5,7 @@ const config = require('config')
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console.log(config);
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app.get('/', (req, res) => {
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res.send('Sample App V2!')
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res.send('CICD App V1!')
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})
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app.get('/status', (req, res) => {

‎k8s/deployment/deployment.yaml‎

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@@ -2,24 +2,24 @@ apiVersion: apps/v1
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kind: Deployment
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metadata:
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labels:
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app.kubernetes.io/name: sample-demo
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app.kubernetes.io/instance: sample-demo-instance
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app.kubernetes.io/name: cicd-demo
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app.kubernetes.io/instance: cicd-demo-instance
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app.kubernetes.io/version: '1.0.0'
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app.kubernetes.io/managed-by: kubectl
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name: sample-demo-deployment
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name: cicd-demo-deployment
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spec:
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replicas: 1
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selector:
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matchLabels:
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app: sample-demo
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app: cicd-demo
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template:
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metadata:
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labels:
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app: sample-demo
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app: cicd-demo
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spec:
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containers:
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- image: 120717539064.dkr.ecr.us-west-2.amazonaws.com/sample-demo-app:latest
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- image: 120717539064.dkr.ecr.us-west-2.amazonaws.com/cicd-demo:latest
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imagePullPolicy: Always
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name: sample-demo
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name: cicd-demo
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ports:
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- containerPort: 3000

‎k8s/deployment/service.yaml‎

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@@ -2,15 +2,15 @@ apiVersion: v1
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kind: Service
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metadata:
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labels:
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app.kubernetes.io/name: sample-demo
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app.kubernetes.io/instance: sample-demo-instance
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app.kubernetes.io/name: cicd-demo
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app.kubernetes.io/instance: cicd-demo-instance
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app.kubernetes.io/version: "1.0.0"
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app.kubernetes.io/component: backend
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app.kubernetes.io/managed-by: kubectl
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name: sample-demo
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name: cicd-demo
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spec:
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selector:
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app: sample-demo
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app: cicd-demo
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type: LoadBalancer
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ports:
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- protocol: TCP

‎k8s/rbac/aws-auth.yaml‎

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apiVersion: v1
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data:
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mapRoles: |
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- rolearn: arn:aws:iam::120717539064:role/service-role/codebuild-samplecicddemo-service-role
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- rolearn: arn:aws:iam::120717539064:role/NodeInstanceRole
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username: system:node:{{EC2PrivateDNSName}}
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groups:
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- system:bootstrappers
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- system:nodes
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- system:masters
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mapUsers: |
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[]
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- system:bootstrappers
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- system:nodes
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- rolearn: arn:aws:iam::120717539064:role/codebuild-samplecicddemo-service-role
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username: codebuild-samplecicddemo-service-role
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groups:
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- system:masters
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kind: ConfigMap
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metadata:
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annotations:
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kubectl.kubernetes.io/last-applied-configuration: |
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{"apiVersion":"v1","data":{"mapRoles":"- rolearn: arn:aws:iam::120717539064:role/service-role/codebuild-samplecicddemo-service-role\n username: system:node:{{EC2PrivateDNSName}}\n groups:\n - system:bootstrappers\n - system:nodes\n"},"kind":"ConfigMap","metadata":{"annotations":{},"name":"aws-auth","namespace":"kube-system"}}
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creationTimestamp: "2021-04-25T21:17:41Z"
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managedFields:
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- apiVersion: v1
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fieldsType: FieldsV1
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fieldsV1:
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f:data:
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.: {}
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f:mapUsers: {}
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manager: eksctl
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operation: Update
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time: "2021-04-25T21:17:41Z"
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- apiVersion: v1
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fieldsType: FieldsV1
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fieldsV1:
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f:data:
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f:mapRoles: {}
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f:metadata:
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f:annotations:
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.: {}
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f:kubectl.kubernetes.io/last-applied-configuration: {}
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manager: kubectl
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operation: Update
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time: "2021-04-27T04:26:27Z"
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name: aws-auth
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namespace: kube-system
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resourceVersion: "327185"
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selfLink: /api/v1/namespaces/kube-system/configmaps/aws-auth
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uid: a67fcc4b-f7f8-4796-9c1a-1e5f72ca1657
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namespace: kube-system

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