ckad march 23 day2

student@student-virtual-machine:~/ckad$ history
    1  history
    2  minikube start --vm-driver=docker --cni=calico
    3  kubectl get all
    4  history
    5  minikube status
    6  minikube ssh
    7  kubectl get all
    8  minikube --help | less
    9  minikube dashboard
   10  kubectl get all
   11  kubectl create deploy firstnginx --image=nginx --replicas=3
   12  kubectl get all
   13  history
   14  kubectl -h | less
   15  kubectl completion -h | less
   16  source <(kubectl completion bash)
   17  vim ~/.kube/config
   18  kubectl get pods
   19  kubectl get ns
   20  kubectl config view
   21  kubectl config set-context minikube --namespace=kube-system
   22  kubectl get pods
   23  kubectl config set-context --current --namespace=default
   24  ls *file
   25  cd dockerfile/
   26  vim Dockerfile
   27  docker build -t centmap .
   28  docker images
   29  docker save --help
   30  docker save centmap
   31  docker save centmap -o centmap.tar
   32  ls -l centmap.tar
   33  history
   34  kubectl get pods
   35  kubectl delete pod dontuseme-5dc7b7f996-dph5m
   36  kubectl get pods
   37  kubectl run -h | less
   38  kubectl run nginxxxx --image=nginx
   39  kubectl get pods
   40  history
   41  kubectl get pods
   42  kubectl delete pod nginxxxx
   43  kubectl get pods
   44  kubectl explain pods
   45  kubectl explain pods.spec | less
   46  history
   47  kubectl get pods
   48  kubectl get pods firstnginx-5444786b89-m48zg -o yaml | less
   49  kubectl describe pod firstnginx-5444786b89-wh24c | less
   50  vim ex1.txt
   51  history
   52  kubectl describe pod firstnginx-5444786b89-wh24c | less
   53  kubectl get pods -o wide
   54  cd
   55  kubectl run nginxxxx --image=nginx --dry-run=client -o yaml
   56  kubectl run nginxxxx --image=nginx --dry-run=client -o yaml > nginxxxx.yaml
   57  vim nginxxxx.yaml
   58  kubectl apply -f nginxxxx.yaml
   59  vim nginxxxx.yaml
   60  kubectl apply -f nginxxxx.yaml
   61  vim nginxxxx.yaml
   62  kubectl apply -f nginxxxx.yaml
   63  history
   64  vim nginxxxx.yaml
   65  kubectl delete -f nginxxxx.yaml
   66  kubectl apply -f nginxxxx.yaml
   67  vim nginxxxx.yaml
   68  kubectl apply -f nginxxxx.yaml
   69  cd ckad/
   70  vim sidecar.yaml
   71  kubectl apply -f sidecar.yaml
   72  kubectl get pods
   73  kubectl exec -it sidecar-pod -c sidecar -- /bin/bash
   74  kubectl apply -f sidecar.yaml
   75  vim sidecar.yaml
   76  vim morevolumes.yaml
   77  vim init-example1.yaml
   78  kubectl create -f init-example1.yaml
   79  kubectl get pods
   80  vim init-example2.yaml
   81  kubectl apply -f init-example2.yaml
   82  kubectl get pods
   83  kubectl get ns
   84  kubectl get pods -n kube-system
   85  kubectl get pods -n kubernetes-dashboard
   86  kubectl describe ns default
   87  kubectl get pods
   88  kubectl get pods -A
   89  kubectl create ns secret
   90  kubectl config set-context --current --namespace=secret
   91  kubectl get pods
   92  kubectl run busybox --image=busybox -n secret
   93  kubectl get pods
   94  vim busybox-ns.yaml
   95  kubectl create -f busybox-ns.yaml
   96  kubectl get pods
   97  kubectl describe pod busybox
   98  kubectl delete pod busybox
   99  kubectl run busybox --image=busybox -n secret -- sleep 3600
  100  kubectl get pods
  101  kubectl config set-context --current --namespace=default
  102  kubectl run nginx-lab --image=nginx
  103  kubectl get pods
  104  k get pods
  105  ./countdown 12
  106  kubectl run faildb --image=mariadb
  107  kubectl get pods
  108  kubectl describe pod init-demo2
  109  kubectl describe pod faildb
  110  kubectl logs faildb
  111  kubectl delete pod faildb
  112  kubectl run -h | less
  113  kubectl run mydb --image=mariadb --env=MARIADB_ROOT_PASSWORD=password
  114  kubectl get pods
  115  kubectl exec mydb -- set
  116  kubectl exec mydb -- env
  117  kubectl run busybox
  118  kubectl run busybox --image=busbox
  119  kubectl get pods
  120  kubectl describe pod busybox
  121  kubectl get pods
  122  kubectl delete pod busybox
  123  kubectl run busybox --image=busybox
  124  kubectl get pods
  125  kubectl describe pod busybox
  126  minikube ssh
  127  kubectl get pods
  128  kubectl delete pod busybox
  129  history
  130  kubectl explain pod.spec | less
  131  kubectl explain pod.spec.securityContext | less
  132  vim securitycontextdemo2.yaml
  133  kubectl apply -f securitycontextdemo2.yaml
  134  kubectl exec -it security-context-demo -- sh
  135  vim securitycontextdemo.yaml
  136  kubectl create -f securitycontextdemo.yaml
  137  kubectl get pods
  138  kubectl describe pod nginxsecure
  139  kubectl delete -f securitycontextdemo.yaml
  140  kubectl create job -h | less
  141  kubectl create job onejob --image=busybox -- date
  142  kubectl get pods,jobs
  143  kubectl get jobs onejob -o yaml | less
  144  kubectl get pods,jobs
  145  kubectl delete job onejob
  146  kubectl get pods,jobs
  147  kubectl create job mynewjob --image=busybox --dry-run=client -o yaml -- sleep 5 > mynewjob.yaml
  148  vim mynewjob.yaml
  149  kubectl create -f mynewjob.yaml
  150  vim mynewjob.yaml
  151  kubectl create -f mynewjob.yaml
  152  kubectl get pods,jobs
  153  history
  154  kubectl create cronjob
  155  kubectl create cronjob -h | less
  156  kubectl create cronjob runme --image=busybox --schedule="* * * * *" -- echo greetings from the cluster
  157  kubectl get cronjobs,jobs,pods
  158  kubectl logs runme-27971466-wnnj8
  159  kubectl get cronjobs,jobs,pods
  160  kubectl create job --from=cronjob runme
  161  kubectl create job myjob --from=cronjob runme
  162  kubectl create job -h
  163  kubectl create job myjob --from=cronjob/runme
  164  kubectl get cronjobs,jobs,pods
  165  kubectl create cronjob -h | less
  166  create create quota -h | less
  167  kubectl create quota -h | less
  168  kubectl create deploy myapp --image=nginx
  169  kubectl set resources -h | less
  170  kubectl set resources deploy myapp --limits=cpu=200m,memory=512Mi --requests=cpu=100m,memory=256Mi
  171  kubectl get deploy myapp -o yaml
  172  vim frontend-resources.yaml
  173  kubectl apply -f frontend-resources.yaml
  174  kubectl get pods
  175  kubectl describe pod frontend
  176  sudo reboot
  177  cd ckad/
  178  ./countdown 2
  179  ./countdown 12
  180  cat dockerfile/ex1.txt
  181  ./countdown 15
  182  sudo apt install vim git -y
  183  free -m
  184  lscpu | less
  185  df -h
  186  git clone https://github.com/sandervanvugt/ckad
  187  cd ckad
  188  ls
  189  ./minikube-docker-setup.sh
  190  cd ckad/
  191  ./countdown 3
  192  kubectl explain pod.spec | less
  193  cd dockerfile/
  194  vim ex2.txt
  195  kubectl explain pod.spec | less
  196  minikube start
  197  df -h
  198  sudo lsblk
  199  sudo poweroff
  200  df -h
  201  sudo gdisk /dev/sda
  202  sudo reboot
  203  df -h
  204  mount | grep sda3
  205  sudo resize2fs /dev/sda3
  206  df -h
  207  history
  208  minikube start
  209  kubectl get pods
  210  minikube ssh
  211  kubectl get pods
  212  kubectl describe pods frontend
  213  kubectl get pods
  214  kubectl describe pod frontend | less
  215  cd ckad
  216  kubectl delete -f frontend.yaml
  217  kubectl delete -f frontend-resources.yaml
  218  vim frontend-resources.yaml
  219  kubectl apply -f frontend-resources.yaml
  220  kubectl get pods
  221  source <(kubectl completion bash)
  222  kubectl describe pod frontend
  223  vim frontend-resources.yaml
  224  kubectl delete pod frontend
  225  kubectl apply -f frontend-resources.yaml
  226  kubectl get pods
  227  kubectl delete pods frontend
  228  history
  229  minikube ssh
  230  vim zs.yaml
  231  kubectl apply -f zs.yaml
  232  kubectl get pods
  233  kubectl describe pod my-webserver-pod
  234  minikube ssh
  235  kubectl get pods
  236  minikube ssh
  237  kubectl run sanderdb --image=mariadb
  238  minikube ssh
  239  kubectl get pods
  240  minikube ssh
  241  kubectl delete pod sanderdb
  242  sudo -i
  243  minikube ssh
  244  ./countdown 7
  245  kubectl get pods
  246  kubectl run sanderpod --image=mariadb
  247  kubectl logs sanderpod
  248  minikube ssh
  249  kubectl delete pod sanderpod
  250  minikube ssh
  251  vim busybox-ready.yaml
  252  kubectl create -f busybox-ready.yaml
  253  kubectl get pods
  254  kubectl describe pod busybox-ready
  255  kubectl edit pod busybox-ready
  256  kubectl exec -it busybox-ready -- sh
  257  kubectl get pods
  258  kubectl get deploy,jobs,pods
  259  for i in $(kubectl get deploy,jobs,pods); do kubectl delete $i; done
  260  for i in $(kubectl get deploy,jobs,pods | awk '{ print $1 }'); do kubectl delete $i; done
  261  kubectl get pods
  262  vim nginx-probes.yaml
  263  kubectl create -f nginx-probes.yaml
  264  kubectl get pods
  265  kubectl create deploy myweb --image=nginx --replicas=3
  266  kubectl describe deployments.apps myweb | less
  267  kubectl get all
  268  kubectl delete cronjob runme
  269  kubectl get all
  270  kubectl get all --selector app=myweb
  271  kubectl delete pod myweb-5b7f574f7f-vs788
  272  kubectl get all --selector app=myweb
  273  vim redis-deploy.yaml
  274  kubectl apply -f redis-deploy.yaml
  275  vim redis-deploy.yaml
  276  kubectl api-versions | less
  277  kubectl api-resources
  278  kubectl api-resources | less
  279  kubectl api-versions
  280  vim redis-deploy.yaml
  281  kubectl apply -f redis-deploy.yaml
  282  kubectl edit deployments.apps redis
  283  kubectl get all
  284  kubectl edit replicasets.apps redis-6dc855767d
  285  kubectl get all
  286  kubectl delete rs redis-6dc855767d
  287  kubectl get all
  288  kubectl scale deployment redis --replicas=0
  289  kubectl get all
  290  kubectl create deploy nginx-lab7 --replicas=3 --image=nginx
  291  kubectl get all
  292  kubectl api-resources | less
  293  kubectl create deploy nginxup --image=nginx:1.14
  294  kubectl scale deployment nginxup --replicas=4
  295  kubectl get all --selector app=nginxup
  296  kubectl set image deploy nginxup nginx=nginx:1.17
  297  kubectl get all --selector app=nginxup
  298  kubectl get deployments.apps nginxup -o yaml | less
  299  kubectl create deploy example -h | less
  300  kubectl create deploy example --image=nginx -o yaml --dry-run=client > example.yaml
  301  vim example.yaml
  302  kubectl apply -f example.yaml
  303  kubectl get all --selector app=example
  304  kubectl set image deploy example bob=nginx:1.17
  305  kubectl get all --selector app=example
  306  history
  307  kubectl get all
  308  kubectl get deployments.apps redis -o yaml | less
  309  kubectl create deploy bluelabel --image=nginx
  310  kubectl label deploy bluelabel state=demo
  311  kubectl get deploy --show-labels
  312  kubectl get all --selector state=demo
  313  kubectl get all --selector app=bluelabel
  314  kubectl describe deploy bluelabel | less
  315  kubectl get all | grep b lue
  316  kubectl get all | grep blue
  317  kubectl get all
  318  kubectl delete deploy example nginxup nginx-lab7 redis myweb
  319  kubectl get all
  320  kubectl scale deployment bluelabel --replicas 3
  321  kubectl get all
  322  kubectl label pod bluelabel-5cdb7645b5-pjvf8 app-
  323  kubectl get all
  324  kubectl get pods --show-labels
  325  kubectl run testpod --image=busybox -- sleep infinity
  326  kubectl get pods --show-labels
  327  kubectl get pods --show-labels | grep run
  328  kubectl get deploy bluelabel -o yaml
  329  kubectl get all
  330  kubectl scale deployment bluelabel --replicas 4
  331  kubectl get all
  332  kubectl set env deploy bluelabel type=blended
  333  kubectl get all
  334  kubectl delete pod bluelabel-5cdb7645b5-pjvf8
  335  kubectl get all
  336  kubectl get deployments.apps bluelabel -o yaml | less
  337  vim rolling.yaml
  338  kubectl apply -f rolling.yaml
  339  kubectl rollout history deployment
  340  kubectl edit deployments.apps rolling-nginx
  341  kubectl rollout history deployment
  342  kubectl rollout history deployment rolling-nginx --revision=2
  343  kubectl rollout history deployment rolling-nginx --revision=1
  344  kubectl rollout undo deployment rolling-nginx --to-revision=1
  345  kubectl rollout history deployment
  346  kubectl get all
  347  ./countdown 12
  348  kubectl create deployment nginxsvc --image=nginx --replicas=3
  349  kubectl get all --selector app=nginxsvc
  350  kubectl get all --selector app=nginxsvc -o wide
  351  kubectl expose deployment nginxsvc --port=80
  352  kubectl get all --selector app=nginxsvc -o wide
  353  kubectl describe svc nginxsvc
  354  kubectl get endpoints
  355  kubectl get svc
  356  curl 10.106.84.96
  357  minikube ssh
  358  kubectl edit svc nginxsvc
  359  kubectl get svc
  360  minikube ip
  361  curl 192.168.49.2:30089
  362  kubectl describe svc nginxsvc
  363  kubectl edit svc nginxsvc
  364  kubectl get svc
  365  kubectl get endpoints
  366  kubectl edit svc nginxsvc
  367  kubectl get endpoints
  368  kubectl get all
  369  kubectl run testpod --image=busybox -- sleep infinity
  370  kubectl get testpod
  371  kubectl get pods
  372  kubectl get svc
  373  kubectl exec -it testpod -- cat /etc/resolv.conf
  374  kubectl exec -it testpod -- nslookup nginxsvc
  375  kubectl get ns
  376  kubectl get pods -n secret
  377  kubectl run secretweb --image=nginx -n secret
  378  kubectl expose -n secret pod secretweb
  379  kubectl expose -n secret pod secretweb --port=80
  380  kubectl exec -it testpod -- nslookup secretweb
  381  kubectl exec -it testpod -- nslookup secretweb.secret.svc.cluster.local
  382  kubectl exec -it testpod -- cat /etc/resolv.conf
  383  vim nwpolicy-complete-example.yaml
  384  kubectl apply -f nwpolicy-complete-example.yaml
  385  kubectl expose pod nginx --port=80
  386  kubectl exec -it busybox -- wget --spider --timeout=1 nginx
  387  kubectl label pod busybox access=true
  388  kubectl exec -it busybox -- wget --spider --timeout=1 nginx
  389  vim nwpolicy-complete-example.yaml
  390  kubectl describe networkpolicy access-nginx
  391  kubectl get pods --show-label
  392  kubectl get pods --show-labels
  393  kubectl create -h | less
  394  kubectl autoscale -h | less
  395  minikube addons lists
  396  minikube addons list
  397  minikube addons enable metrics-server
  398  kubectl top pods
  399  history