Kube3weeks march23 day2

student@control:~/kube3weeks$ history
    1  exit
    2  free -m
    3  lscpu | less
    4  df -h
    5  git clone https://github.com/sandervanvugt/kube3weeks
    6  cd kube3weeks/
    7  ./countdown 15
    8  ls -l *sh
    9  cd ..
   10  cd kube3weeks/
   11  git pull
   12  history
   13  vim setup-container.sh
   14  ./setup-container.sh
   15  sudo systemctl status containerd
   16  history
   17  ./setup-kubetools.sh
   18  sudo ./setup-kubetools.sh
   19  sudo kubeadm init
   20  mkdir -p $HOME/.kube
   21  kubectl get all
   22  ls cal*
   23  kubectl apply -f calico.yaml
   24  history
   25  sudo systemctl status containerd
   26  free -m
   27  history
   28  kubectl get all
   29  source <(kubectl completion bash)
   30  kubectl create deploy myfirstapp --image=nginx --replicas=3
   31  kubectl get all
   32  history
   33  kubectl get all
   34  kubectl delete pod myfirstapp-ff8c4b4d4-fkg4h
   35  kubectl get all
   36  history
   37  kubectl run lonelypod --image=nginx
   38  kubectl get all
   39  kubectl delete pod lonelypod
   40  kubectl get all
   41  history
   42  sudo systemctl status containerd
   43  sudo systemctl status kubelet
   44  kubectl get pods -n kube-system
   45  kubectl get all
   46  kubectl config view
   47  kubectl get nodes
   48  kubectl edit nodes control
   49  kubectl get all
   50  history | grep create depl
   51  history | grep 'create depl'
   52  kubectl api-resources | less
   53  kubectl explain pod.spec
   54  kubectl explain pod.spec | less
   55  history
   56  kubectl run mynginx --image=nginx --dry-run=client -o yaml
   57  kubectl run mynginx --image=nginx --dry-run=client -o yaml > mynginx.yaml
   58  kubectl explain pods.spec
   59  kubectl explain pods.spec.volumes
   60  kubectl apply -f mynginx.yaml
   61  kubectl create -f mynginx.yaml
   62  kubectl get pods
   63  kubectl delete -f mynginx.yaml
   64  ./countdown 13
   65  vim multicontainer.yaml
   66  kubectl apply -f multicontainer.yaml
   67  kubectl get pods
   68  vim initcontainer.yaml
   69  kubectl create -f initcontainer.yaml
   70  kubectl get pods
   71  kubectl get ns
   72  kubectl get pods
   73  kubectl get pods -n kube-system
   74  kubectl create ns myns
   75  kubectl get ns
   76  kubectl run mypod --image=nginx -n myns
   77  kubectl get pods
   78  kubectl get pods -n myns
   79  kubectl get pods -A
   80  history
   81  kubectl config set-context --current namespace=myns
   82  kubectl config set-context --current --namespace=myns
   83  kubectl get pods
   84  kubectl config set-context --current --namespace=default
   85  kubectl get pdos
   86  kubectl get pods
   87  kubectl config view
   88  history
   89  kubectl run mydb --image=mariadb
   90  kubectl get pods
   91  kubectl describe pods mydb
   92  kubectl get pods
   93  kubectl describe pod mydb | less
   94  history
   95  kubectl logs mydb
   96  kubectl delete pod mydb
   97  kubectl run -h | less
   98  kubectl run dbsdb --image=mariadb --env MARIADB_ROOT_PASSWORD=password
   99  kubectl get pods
  100  ls
  101  cd ..
  102  cd kube3weeks/
  103  git pull
  104  vim frontend-resources.yaml
  105  kubectl apply -f frontend-resources.yaml
  106  kubectl get pods
  107  kubectl describe pod frontend
  108  vim frontend-resources.yaml
  109  kubectl delete pod frontend
  110  kubectl apply -f frontend-resources.yaml
  111  kubectl get pods
  112  kubectl describe pod frontend
  113  kubectl delete pod frontend
  114  kubectl run busy --image=busybox
  115  kubectl get pods
  116  kubectl describe pod busy | less
  117  kubectl logs busy
  118  history
  119  kubectl get pods -o wide
  120  history
  121  sudo poweroff
  122  cd kube3weeks/
  123  ./countdown 15
  124  kubectl get all
  125  source <(kubectl completion bash)
  126  kubectl get deploy
  127  kubectl delete deploy myfirstapp
  128  kubectl create deploy mynginx --image=nginx --replicas=3
  129  kubectl get all
  130  kubectl delete pod mynginx-56766fcf49-88vjj
  131  kubectl get all
  132  kubectl scale deploy mynginx --replicas=4
  133  kubectl get all
  134  kubectl scale deploy mynginx --replicas=0
  135  history
  136  kubectl get all
  137  kubectl edit deploy mynginx
  138  kubectl create deploy oldnginx --image=nginx:1.14 --replicas=3
  139  kubectl get all --selector app=oldnginx
  140  kubectl set image deploy oldnginx nginx=nginx:latest
  141  kubectl get all --selector app=oldnginx
  142  kubectl rollout status
  143  kubectl rollout status deployment oldnginx
  144  kubectl rollout history deployment oldnginx
  145  kubectl get all --selector app=oldnginx -o wide
  146  kubectl edit deployments.apps oldnginx
  147  kubectl get deploy oldnginx -o yaml
  148  kubectl create deploy lnginx --image=nginx --replicas=3
  149  kubectl get all --show-labels
  150  kubectl get all --selector app=lnginx
  151  kubectl label pod lnginx-54d4579875-2jwjt app-
  152  kubectl get all
  153  kubectl delete pod lnginx-54d4579875-2jwjt
  154  kubectl get all
  155  history
  156  kubectl get deploy
  157  kubectl delete deploy lnginx mynginx oldnginx
  158  kubectl create deploy daemondemo --image=nginx --dry-run=client -o yaml > daemondemo.yaml
  159  vim daemondemo.yaml
  160  kubectl apply -f daemondemo.yaml
  161  kubectl get daemonset
  162  kubectl get all --selector app=daemondemo
  163  kubectl get all --selector app=daemondemo -o wide
  164  history
  165  vim daemondemo.yaml
  166  kubectl edit nodes control
  167  kubectl create deploy nginxsvc --image=nginx
  168  kubectl scale deploy nginxsvc --replicas 3
  169  kubectl get all --selector app=nginxsvc
  170  kubectl expose deploy nginxsvc --port=80
  171  kubectl get all --selector app=nginxsvc
  172  kubectl describe svc nginxsvc
  173  kubectl get svc
  174  kubectl get enpoints
  175  kubectl get endpoints
  176  curl 10.109.60.162
  177  kubectl edit svc nginxsvc
  178  kubectl get svc
  179  ip a
  180  history
  181  kubectl edit svc nginxsvc
  182  kubectl get svc
  183  kubectl edit svc nginxsvc
  184  kubectl get svc
  185  kubectl edit svc nginxsvc
  186  kubectl get svc
  187  kubectl edit svc nginxsvc
  188  kubectl get svc
  189  kubectl edit svc nginxsvc
  190  cat daemondemo.yaml
  191  kubectl get svc
  192  kubectl run testpod --image=busybox -- sh
  193  kubectl exec -it testpod -- sh
  194  kubectl delete pod testpod
  195  kubectl run -it testpod --image=busybox -- sh
  196  kubectl run -it testpod --image=sandervanvugt/gittools -- sh
  197  kubectl run -it testpod2 --image=sandervanvugt/gittools -- sh
  198  reset
  199  kubectl get pods
  200  kubectl delete pod testpod
  201  kubectl delete pod testpod2
  202  kubectl run -it testpod --image=busybox -- sh
  203  kubectl get svc
  204  kubectl get svc -A
  205  history
  206  ls
  207  tar xvf helm-v3.11.2-linux-amd64.tar.gz
  208  ls -l linux-amd64/helm
  209  sudo cp linux-amd64/helm /usr/local/bin
  210  helm version
  211  helm upgrade --install ingress-nginx ingress-nginx --repo https://kubernetes.github.io/ingress-nginx --namespace ingress-nginx --create-namespace
  212  kubectl get all -n ingress-nginx
  213  kubectl get all --selector app=nginxsvc
  214  kubectl create ingress nginxsvc --class=nginx --rule=nginxsvc.info/*=nginxsvc:80
  215  kubectl port-forward -n ingress-nginx svc/ingress-nginx-controller 8080:80
  216  bg
  217  history
  218  sudo vim /etc/hosts
  219  curl nginxsvc.info:8080
  220  history
  221  kubectl get ing,svc,pods --selector app=nginxsvc
  222  kubectl get ing,svc,pods
  223  kubectl describe ing nginxsvc
  224  history
  225  helm version
  226  kubectl explain pods.spec.volumes | less
  227  cd kube3weeks/
  228  ls
  229  vim morevolumes.yaml
  230  kubectl apply -f morevolumes.yaml
  231  kubectl get pods
  232  kubectl get pods -o wide
  233  kubectl describe pod morevol2
  234  kubectl exec -it morevol2 -c centos1 -- touch /centos1/testfile
  235  kubectl exec -it morevol2 -c centos2 -- ls /centos2
  236  history
  237  vim pv.yaml
  238  kubectl apply -f pv.yaml
  239  kubectl get pv
  240  vim pvc.yaml
  241  kubectl apply -f pvc.yaml
  242  kubectl get pvc,pv
  243  kubectl describe pv
  244  vim pv-pod.yaml
  245  kubectl apply -f pv-pod.yaml
  246  kubectl get pods
  247  kubectl exec -it pv-pod -- touch /usr/share/nginx/html/hello.txt
  248  kubectl get pods -o wide
  249  ssh student@192.168.29.41
  250  ls
  251  vim pv-pvc-pod.yaml
  252  history
  253  kubectl get pods -o wide
  254  kubectl describe pod pv-pod
  255  kubectl get pvc,pv
  256  kubectl describe pv pv-volume
  257  kubectl get pods -o wide
  258  ssh 192.168.29.41
  259  sudo apt install nfs-server -y
  260  sudo mkdir /nfsexport
  261  sudo vim /etc/exports
  262  sudo systemctl restart nfs-server
  263  showmount -e localhost
  264  sudo vim /etc/hosts
  265  helm repo add nfs-subdir-external-provisioner https://kubernetes-sigs.github.io/nfs-subdir-external-provisioner/
  266  helm install nfs-subdir-external-provisioner nfs-subdir-external-provisioner/nfs-subdir-external-provisioner --set nfs.server=192.168.29.40 --set nfs.path=/nfsexport
  267  kubectl get all
  268  kubectl get pods -n kube-system
  269  kubectl get pv
  270  vim nfs-provisioner-pvc-test.yaml
  271  kubectl get storageclass
  272  kubectl describe storageclass nfs-client
  273  kubectl edit storageclasses.storage.k8s.io nfs-client
  274  kubectl apply -f nfs-provisioner-pvc-test.yaml
  275  kubectl get pvc,pv
  276  vim nfs-provisioner-pvc-test.yaml
  277  kubectl apply -f nfs-provisioner-pvc-test.yaml
  278  kubectl get pvc,pv
  279  ls /nfsexport/
  280  history
  281  ./countdown 1
  282  cat /etc/exports
  283  history
  284  tail -n /etc/exports
  285  tail -1 /etc/exports
  286  cat /etc/hosts
  287  helm repo add kubernetes-dashboard https://kubernetes.github.io/dashboard/
  288  helm install kubernetes-dashboard kubernetes-dashboard/kubernetes-dashboard
  289  kubectl get all
  290  kubectl edit deploy kubernetes-dashboard
  291  kubectl get all
  292  kubectl get pods
  293  kubectl get svc
  294  kubectl edit svc kubernetes-dashboard
  295  kubectl get svc
  296  echo RBAC PROBLEM ON DASHBOARDkubectl get svc!
  297  history