CKAD day1 sept 23

    1  sudo apt install git vim -y
    2  git clone https://github.com/sandervanvugt/ckad
    3  cd ckad
    4  ls
    5  ./minikube-docker-setup.sh
    6  minikube start --vm-driver=docker --cni-calico --memory=4G
    7  sudo ./minikube-docker-setup.sh
    8  minikube start --vm-driver=docker --cni-calico --memory=4G
    9  kill -9 3647
   10  sudo kill -9 3647
   11  sudo ./minikube-docker-setup.sh
   12  sudo reboot
   13  minikube start --vm-driver=docker --cni-calico --memory=4G
   14  minikube start --vm-driver=docker --cni=calico --memory=4G
   15  kubectl get all
   16  history
   17  ls
   18  history
   19  kubectl get all
   20  minikube dashboard
   21  minikube status
   22  kubectl create deploy firstnginx --image=nginx
   23  kubectl get all
   24  history
   25  kubectl get all
   26  kubectl describe pod firstnginx-5bd69574fc-jwnw7
   27  docker login
   28  kubectl create deploy secondnginx --image=nginx
   29  kubectl get all
   30  kubectl create deploy thirdnginx --image=ghcr.io/nginx-proxy/nginx-proxy:latest
   31  kubectl get all
   32  kubectl create deploy fourthnginx --image=quay.io/bedrock/nginx
   33  kubectl get all
   34  kubectl create deploy fithnginx --image=ghcr.io/nginx
   35  kubectl get all
   36  kubectl create deploy fithnginx --image=ghcr.io/nginx/nginx
   37  kubectl create deploy sixthnginx --image=ghcr.io/nginx/nginx
   38  kubectl get all
   39  kubectl create deploy 7nginx --image=hg.nginx.org/nginx
   40  kubectl get pods
   41  kubectl delete deploy --all
   42  kubectl create deploy test1 --image=quay.io/centos7/httpd-24-centos7
   43  kubectl get all
   44  kubectl delete deploy --all
   45  kubectl -h
   46  kubectl completion -h | less
   47  source <(kubectl completion bash)
   48  kubectl create deployment -h | less
   49  kubectl create deployment newginx --image=nginx --replicas=3
   50  kubectl get all
   51  history | less
   52  less ~/.kube/config
   53  kubectl config view
   54  kubectl get pods
   55  kubectl get pods -A
   56  kubectl get pods
   57  kubectl config set-context --current --namespace=kube-system
   58  kubectl get pods
   59  kubectl config set-context --current --namespace=default
   60  kubectl get pods
   61  kubectl config set-context -h | less
   62  kubectl config -h
   63  ls
   64  cd dockerfile/
   65  ls
   66  vim Dockerfile
   67  docker build -t centmap .
   68  docker images
   69  kubectl run -h | less
   70  kubectl run bedrockginx --image=quay.io/bedrock/nginx
   71  kubectl get pods
   72  kubectl describe pod bedrockginx
   73  cd ..
   74  vim pullpatch.sh
   75  kubectl get pods
   76  kubectl describe pod bedrockginx | less
   77  kubectl get pods -n kube-system
   78  kubectl describe pod etcd-minikube
   79  kubectl describe pod etcd-minikube -n kube-system
   80  kubectl describe pod etcd-minikube -n kube-system | less
   81  kubectl api-resources | less
   82  kubectl explain pods
   83  kubectl explain pods.spec | less
   84  kubectl explain deploy.spec | less
   85  kubectl get all -n kube-system
   86  kubectl delete pod -n kube-system kube-proxy-7dpnk
   87  kubectl get all -n kube-system
   88  kubectl get all
   89  kubectl delete pod newginx-567496999-dzq7k
   90  kubectl get all
   91  kubectl delete pod bedrockginx
   92  kubectl get all
   93  kubectl scale deployment newginx --replicas=2
   94  kubectl get all
   95  kubectl run mynginx --image=nginx
   96  kubectl get all
   97  kubectl get pods mynginx -o yaml | less
   98  kubectl describe pod mynginx
   99  history
  100  ls
  101  vim httpd.yaml
  102  kubectl api-resources | less
  103  vim httpd.yaml
  104  kubectl run mynginx --image=nginx --dry-run=client -o yaml
  105  kubectl run mynginx --image=nginx --dry-run=client -o yaml > mynginx.yaml
  106  vim mynginx.yaml
  107  vim two-container-pod.yaml
  108  kubectl create -f mynginx.yaml
  109  kubectl delete -f mynginx.yaml
  110  kubectl apply -f mynginx.yaml
  111  kubectl diff -h | less
  112  kubectl diff -f mynginx.yaml
  113  vim mynginx.yaml
  114  kubectl diff -f mynginx.yaml
  115  vim mynginx.yaml
  116  kubectl diff -f mynginx.yaml
  117  vim mynginx.yaml
  118  kubectl diff -f mynginx.yaml
  119  vim mynginx.yaml
  120  kubectl diff -f mynginx.yaml
  121  kubectl get all
  122  minikube ssh
  123  kubectl get pods
  124  kubectl get pods -n kube-system
  125  kubectl create deploy troublenginx --image=nginx --replicas=3
  126  kubectl get all
  127  kubectl get pods -n kube-system
  128  history | less
  129  kubectl describe -n kube-system pod calico-kube-controllers-85578c44bf-zvdzb
  130  kubectl get pods -n kube-system
  131  kubectl get all -n kube-system
  132  kubectl delete pods -n kube-system calico-kube-controllers-85578c44bf-zvdzb calico-node-d62jc
  133  kubectl get all -n kube-system
  134  kubectl describe -n kube-system pod calico-kube-controllers-85578c44bf-sdn9l
  135  vim varsfile
  136  kubectl create cm mydbvars --from-env-file=varsfile
  137  kubectl get cm
  138  kubectl describe cm mydbvars
  139  kubectl create secret -h | less
  140  kubectl create secret generic -h | less
  141  kubectl create secret generic my-secret --from-literal=key1=supersecret --from-literal=key2=topsecret
  142  kubectl describe secret my-secret
  143  kubectl get secret my-secret -o yaml
  144  echo c3VwZXJzZWNyZXQ= | base64 -d
  145  kubectl create secret docker-registry -h
  146  kubectl create secret docker-registry -h | less
  147  #kubectl create secret docker-registry my-secret --from-file=.dockerconfigjson=path/to/.docker/config.json
  148  cd ..
  149  find . -name "config.json"
  150  cat .docker/config.json
  151  history
  152  history -d 151
  153  kubectl create secret docker-registry -h | less
  154  #kubectl create secret docker-registry my-secret --from-file=.dockerconfigjson=path/to/.docker/config.json
  155  kubectl  create secret docker-registry dockercreds --from-file=.dockerconfigjson=./.docker/config.json
  156  kubectl explain -r daemonset.spec | less
  157  kubectl explain --recursive daemonset.spec | less
  158  kubectl get all -n kube-system
  159  kubectl edit -n kube-system daemonset calico-node
  160  kubectl get all -n kube-system
  161  kubectl edit -n kube-system daemonset calico-node
  162  kubectl explain daemonset.spec.template.spec | less
  163  history