Deployment
a. Create a deployment of webapp with image nginx:1.17.1 with
container port 80 and verify the image version

• A.// Create initial YAML file with -dry-run option
  kubectl create deploy webapp --image=nginx:1.17.1 --dryrun=client -o yaml > webapp.yaml vim webapp.yaml apiVersion: apps/v1 kind: Deployment metadata:
  labels:
  app: webapp
  name: webapp
  spec: replicas: 1 selector: matchLabels: app: webapp template: metadata: labels: app: webapp spec: containers: - image: nginx:1.17.1 name: nginx kubectl create -f webapp.yaml -record=true //Verify Image Version kubectl describe deploy webapp | grep -i "Image" Using JsonPath kubectl get deploy -o=jsonpath='{range.items [*]}{.[*]} {.metadata.name}{"\t"}{.spec.template.spec.containers[*].i mage}{"\n"}'
• B.// Create initial YAML file with -dry-run option
  kubectl create deploy webapp --image=nginx:1.17.1 --dryrun=client -o yaml > webapp.yaml vim webapp.yaml apiVersion: apps/v1 kind: Deployment metadata:
  labels:
  app: webapp
  name: webapp
  spec: replicas: 1 containers: - image: nginx:1.17.1 name: nginx kubectl create -f webapp.yaml -record=true //Verify Image Version kubectl describe deploy webapp | grep -i "Image" Using JsonPath kubectl get deploy -o=jsonpath='{range.items [*]}{.[*]} {.metadata.name}{"\t"}{.spec.template.spec.containers[*].i mage}{"\n"}'

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Perform the following tasks:
Add an init container to hungry-bear defined in spec file
/opt/KUCC00108/pod-spec-KUC
The init container should create /workdir/calm.txt
If /workdir/calm.txt is not
Once the spec file has been definition, the pod should be created

Correct Answer:

See the solution below.
Explanation
solution
F:\Work\Data Entry Work\Data Entry\20200827\CKA\4 B.JPG

F:\Work\Data Entry Work\Data Entry\20200827\CKA\4 C.JPG

F:\Work\Data Entry Work\Data Entry\20200827\CKA\4 D.JPG

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Get the pods with label env=dev and output the labels

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Create a busybox pod which executes this command sleep 3600 with the service account admin and verify

• A.kubectl run busybox --image=busybox --restart=Always --dry-run
  -o yaml -- /bin/sh -c "sleep 3600" > busybox.yml
  // Edit busybox.yaml file
  apiVersion: v1
  kind: Pod
  metadata:
  creationTimestamp: null
  labels:
  run: busybox
  name: busybox
  spec:
  serviceAccountName: admin
  containers:
  - args:
  - /bin/sh
  - -c
  - sleep 3800
  image: busybox
  name: busybox
  restartPolicy: Always
  // verify
  K kubectl describe po busybox
• B.kubectl run busybox --image=busybox --restart=Always --dry-run
  -o yaml -- /bin/sh -c "sleep 3600" > busybox.yml
  // Edit busybox.yaml file
  apiVersion: v1
  kind: Pod
  metadata:
  creationTimestamp: null
  labels:
  run: busybox
  name: busybox
  spec:
  serviceAccountName: admin
  containers:
  - args:
  - /bin/sh
  - -c
  - sleep 3600
  image: busybox
  name: busybox
  restartPolicy: Always
  // verify
  K kubectl describe po busybox

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