CKA day1 august22

student@control:~/cka$ history
    1  exit
    2  sudo vim /etc/hosts
    3  cat /etc/hosts
    4  sudo vim /etc/hosts
    5  sudo vim /etc/fstab
    6  free -m
    7  lscpu
    8  df -h
    9  sudo apt install git vim
   10  git clone https://github.com/sandervanvugt/cka
   11  ls
   12  ip a
   13  ls
   14  cd cka
   15  ls
   16  sudo ./setup-container.sh
   17  sudo ./setup-kubetools.sh
   18  kubectl version
   19  vim kubeadm-config.yaml
   20  sudo kubeadm init --config kubeadm-config.yaml
   21  mkdir -p $HOME/.kube
   22  ls -l ~/.kube/config
   23  kubectl apply -f https://docs.projectcalico.org/manifests/calico.yaml
   24  history
   25  kubectl get nodes
   26  kubectl get ns
   27  kubectl get pods -n kube-system
   28  kubectl describe pod -n kube-system kube-controller-manager-control
   29  kubectl logs -n kube-system kube-controller-manager-control
   30  ps aux | grep api-server
   31  ps aux | grep api
   32  history
   33  sudo systemctl status containerd
   34  crictl ps
   35  sudo crictl ps
   36  sudo systemctl status kubelet
   37  sudo vim /etc/containerd/config.toml
   38  journalctl -xeu containerd.service
   39  sudo vim /etc/containerd/config.toml
   40  history
   41  vim kubeadm-config.yaml
   42  sudo -i
   43  top
   44  kubectl get all
   45  ps aux | grep kube-ap
   46  sudo crictl ps
   47  ps aux | grep 6443
   48  kubectl get all
   49  kubectl get pods -A
   50  journalctl -xeu kubelet.service
   51  kubectl get pods -A
   52  sudo -i
   53  sudo vim /etc/containerd/config.toml
   54  sudo crictl status
   55  sudo crictl ps
   56  sudo vim /etc/containerd/config.toml
   57  sudo reboot
   58  top
   59  sudo systemctl status containerd
   60  sudo systemctl status kubelet
   61  sudo -i
   62  mkdir -p $HOME/.kube
   63  kubectl get all
   64  sudo -i
   65  journalctl -xeu kubelet.service
   66  sudo -i
   67  mkdir -p $HOME/.kube
   68  kubectl get all
   69  sudo poweroff
   70  sudo vim /etc/netplan/00-installer-config.yaml
   71  sudo reboot
   72  cd cka
   73  git pull
   74  sudo cp config.toml /etc/containerd/
   75  sudo reboot
   76  cd cka
   77  git pull
   78  cat config.toml
   79  sudo cp config.toml /etc/containerd/
   80  sudo systemctl restart containerd
   81  #reboot
   82  sudo systemctl status containerd
   83  sudo systemctl status kubelet
   84  kubectl get all
   85  while sleep 3; do kubectl get all; done
   86  #mkdir .kube; sudo cp /etc/kubernetes/admin.conf .kube/config
   87  #sudo chown student:student ~/.kube/config
   88  kubectl get nodes
   89  kubectl get pods -n kube-system
   90  kubectl apply -f https://docs.projectcalico.org/manifests/calico.yaml
   91  kubectl get pods -n kube-system
   92  kubeadm token create --print-join-command
   93  sudo vim /etc/hosts
   94  kubectl get nodes
   95  vim how-to-fix-the-broken-toml-file.txt
   96  ./counter.sh 2
   97  kubectl create ns mynamespace
   98  kubectl run -h | less
   99  kubectl run exo2 --image=alpine -n mynamespace --command sleep 3600
  100  kubectl get pods -o yaml -n mynamespace
  101  kubectl get pods -n mynamespace
  102  source <(kubectl completion bash)
  103  ./counter.sh 13
  104  ls
  105  vim pv-pvc-pod.yaml
  106  kubectl create ns myvol
  107  kubectl create -f pv-pvc-pod.yaml
  108  kubectl get pvc,pv
  109  kubectl get pvc
  110  kubectl get pvc -A
  111  kubectl exec -n myvol local-pv-pod -- touch /usr/share/nginx/html/MYFILE
  112  kubectl get pods -n myvol -o wide
  113  kubectl get pv,pvc -A
  114  kubectl describe pod
  115  kubectl get all
  116  kubectl describe pod -n myvol local-pv-pod
  117  history
  118  cd /etc/kubernetes/manifests/
  119  ls
  120  cd
  121  cd cka/
  122  ./counter.sh 7
  123  kubectl run dummypod --image=nginx --dry-run=client -o yaml
  124  kubectl get pods
  125  kubectl get pods -o wide
  126  kubectl drain worker2 --force
  127  kubectl drain worker2 --force --ignore-daemonsets
  128  kubectl get pods -o wide
  129  kubectl uncordon worker2
  130  vim setup-container.sh
  131  history