CKAD day2 august 22

student@student-virtual-machine:~/ckad$ history
    1  minikube start --vm-driver=docker
    2  kubectl get all
    3  history
    4  kubectl get all
    5  minikube status
    6  kubectl get all
    7  minikube --help
    8  minikube ssh
    9  minikube dashboard
   10  bg
   11  kubectl get all
   12  ./countdown 15
   13  kubectl get all
   14  kubectl get all -o wide
   15  kubectl --help | less
   16  kubectl completion --help
   17  kubectl completion --help | less
   18  source <(kubectl completion bash)
   19  cd
   20  ls -a
   21  cd .kube/
   22  ls
   23  cat config
   24  pwd
   25  kubectl config view
   26  cd
   27  cd ckad/
   28  ls
   29  cd dockerfile/
   30  ls
   31  vim Dockerfile
   32  docker run -t mymap .
   33  docker build -t mymap .
   34  docker images
   35  cd ..
   36  docker run mymap
   37  docker run -it mymap sh
   38  cd dockerfile/
   39  vim Dockerfile
   40  docker build -t taketwo .
   41  docker run taketwo
   42  docker run -it taketwo sh
   43  minikube ssh
   44  kubectl get pods
   45  kubectl get pods imback-7f9f7d658b-kkjqt -o yaml | less
   46  kubectl get all
   47  kubectl delete pod imback-7f9f7d658b-kkjqt
   48  kubectl get all
   49  kubectl run -h | less
   50  kubectl run hazelcast --image=hazelcast/hazelcast --port=5701
   51  kubectl get pods
   52  kubectl describe pod hazelcast
   53  kubectl get pods
   54  history
   55  kubectl delete pod hazelcast
   56  kubectl get pods
   57  cd ..
   58  ./countdown 12
   59  history
   60  kubectl run hazelcast --image=hazelcast/hazelcast --port=5701
   61  history
   62  kubectl get pods
   63  kubectl get pods hazelcast -o yaml | less
   64  kubectl describe pods hazelcast
   65  kubectl describe pods hazelcast | less
   66  kubectl run mydb --image=mariadb
   67  kubectl get pods
   68  kubectl describe pods mydb
   69  kubectl logs mydb
   70  kubectl get pods
   71  history
   72  kubectl get pods hazelcast -o yaml | less
   73  kubectl explain pod.spec | less
   74  kubectl run hazelcast --image=hazelcast/hazelcast --port=5701 --dry-run=client -o yaml
   75  kubectl run hazelcast --image=hazelcast/hazelcast --port=5701 --dry-run=client -o yaml > hazelcast.yam l
   76  vim hazelcast.yam
   77  kubectl explain pods.spec | less
   78  kubectl create deploy sadep --image=nginx --replicas=3 --dry-run=client -o yaml
   79  vim hazelcast.yam
   80  kubectl get pods hazelcast -o yaml | less
   81  kubectl get pods hazelcast -o yaml > hazelnut.yaml
   82  vim hazelnut.yaml
   83  history
   84  ./countdown 1
   85  kubectl run --help | less
   86  kubectl run dryrun --image=nginx --dry-run=server -o yaml
   87  kubectl get pods
   88  kubectl run dryrun --image=nginx --dry-run=server -o yaml
   89  vim sidecar.yaml
   90  kubectl create -f sidecar.yaml
   91  kubectl get pods
   92  kubectl exec -it sidecar-pod -c sidecar -- /bin/bash
   93  vim morevolumes.yaml
   94  ./countdown 12
   95  vim init-example1.yaml
   96  kubectl create -f init-example1.yaml
   97  kubectl get pods
   98  vim init-example2.yaml
   99  kubectl create -f init-example2.yaml
  100  kubectl get pods
  101  kubectl get ns
  102  kubectl get pods
  103  kubectl get pods -n kube-system,
  104  kubectl get pods -n kube-system
  105  kubectl create namespace mynamespace
  106  kubectl run myhttp --image=httpd -n mynamespace
  107  kubectl get pods
  108  kubectl get pods -n mynamespace
  109  kubectl config set-context --current --namespace=mynamespace
  110  kubectl get pods
  111  kubectl config set-context --current --namespace=default
  112  kubectl get pods
  113  history
  114  kubectl get pods -A
  115  kubectl exec -it hazelcast -- sh
  116  kubectl explain pods.spec.securitycontext
  117  kubectl explain pods.spec | less
  118  kubectl explain pods.spec.securityContext
  119  vim securitycontextdemo2.yaml
  120  kubectl create -f securitycontextdemo2.yaml
  121  kubectl exec -it security-context-demo -- sh
  122  cat securitycontextdemo2.yaml
  123  kubectl apply -f securitycontextdemo.yaml
  124  kubectl get pods
  125  vim securitycontextdemo.yaml
  126  kubectl describe pods nginxsecure
  127  kubectl create job onejob --image=busybox -- date
  128  kubectl get jobs
  129  kubectl get pods
  130  kubectl get jobs onejob -o yaml | less
  131  kubectl delete job onejob
  132  kubectl create job mynewjob --image=busybox --dry-run=client -o yaml -- sleep 5 > mynewjob.yaml
  133  vim mynewjob.yaml
  134  kubectl create -f mynewjob.yaml
  135  kubectl get jobs,pods
  136  history
  137  echo #### NEXT STEPS WERE NOT IN THE CKAD COURSE #######
  138  minikube status
  139  cd
  140  kubectl apply -f https://github.com/kubernetes-sigs/metrics-server/releases/latest/download/components.yaml
  141  kubectl edit deploy -n kube-system metrics-server
  142  kubectl get pods -n kube-system
  143  kubectl top pods
  144  kubectl apply -f https://k8s.io/examples/application/php-apache.yaml
  145  kubectl get all --selector app=php-apache
  146  kubectl get all
  147  kubectl autoscale deploy php-apache --cpu-percent=50 --min=1 --max=10
  148  kubectl get hpa
  149  kubectl get deploy php-apache
  150  kubectl get hpa
  151  kubectl delete pod load-generator
  152  kubectl get hpa
  153  echo ##### START OF CKAD DAY 2 ######
  154  kubectl get jobs,pods
  155  kubectl create cronjob -h | less
  156  kubectl create cronjob runme --image=busybox --schedule="*/2 * * * 1-5" -- echo greetings from the cluster
  157  kubectl get cronjobs,jobs,pods
  158  kubectl create job --from=cronjob
  159  kubectl create job onceonly --from=cronjob
  160  kubectl create job -h | less
  161  kubectl create job onceonly --from=cronjob/runme
  162  kubectl get jobs
  163  history | grep source
  164  kubectl get cronjobs,jobs,pods
  165  kubectl logs runme-27687612-2twcn
  166  kubectl delete cronjob runme
  167  history
  168  cd ckad/
  169  vim frontend-resources.yaml
  170  kubectl apply -f frontend-resources.yaml
  171  kubectl get pods
  172  kubectl describe pod frontend
  173  kubectl get pods
  174  kubectl describe pod frontend
  175  kubectl delete pod frontend
  176  vim frontend-resources.yaml
  177  kubectl apply -f frontend-resources.yaml
  178  kubectl get pods
  179  kubectl delete pod frontend
  180  vim frontend-resources.yaml
  181  kubectl apply -f frontend-resources.yaml
  182  kubectl get pods
  183  kubectl describe pod frontend
  184  kubectl delete -f frontend-resources.yaml
  185  kubectl explain pods.spec.containers.livenessProbe
  186  kubectl explain pods.spec.containers.livenessProbe | less
  187  kubectl explain pods.spec.containers.livenessProbe.httpGet | less
  188  vim busybox-ready.yaml
  189  kubectl create -f busybox-ready.yaml
  190  kubectl get pods
  191  kubectl describe pods busybox-ready
  192  kubectl edit pods busybox-ready
  193  kubectl get pods
  194  kubectl exec -it busybox sh
  195  kubectl exec -it busybox-ready -- sh
  196  kubectl get pods
  197  vim nginx-probes.yaml
  198  kubectl create -f nginx-probes.yaml
  199  kubectl get pods
  200  vim nginx-probes.yaml
  201  kubectl create deploy myweb --image=nginx --replicas=3
  202  kubectl describe deploy myweb
  203  kubectl get all
  204  kubectl delete pod myweb-58d88b7dfb-4s22x
  205  kubectl get all
  206  kubectl run mypod --image=nginx
  207  kubectl get pods
  208  kubectl delete pod mypod
  209  kubectl get pods
  210  kubectl delete pod mydb
  211  kubectl delete pod nginxsecure
  212  kubectl get all
  213  kubectl get all --selector app=myweb
  214  ./countdown 12
  215  vim redis-deploy.yaml
  216  kubectl create -f redis-deploy.yaml
  217  kubectl api-resources | less
  218  vim redis-deploy.yaml
  219  kubectl api-versions
  220  vim redis-deploy.yaml
  221  kubectl create -f redis-deploy.yaml
  222  kubectl edit deployments.apps redis
  223  kubectl get all
  224  kubectl delete rs redis-5f578f9c95
  225  kubectl get all
  226  kubectl scale deployment redis --replicas 1
  227  kubectl scale deployment redis --replicas 0
  228  history
  229  kubectl create deploy nginxup --image=nginx:1.14
  230  kubectl get all --selector app=nginxup
  231  kubectl set image deploy nginxup nginx=nginx:1.17
  232  kubectl get all --selector app=nginxup
  233  kubectl create deploy bluelabel --image=nginx
  234  kubectl label deploy bluelabel state=demo
  235  kubectl get deploy --show-labels
  236  kubectl get all --selector state=demo
  237  kubectl get all --selector app=bluelabel
  238  kubectl describe deployments.apps bluelabel
  239  kubectl describe pod bluelabel-69c96d4874-hnwqk
  240  kubectl describe pod bluelabel-69c96d4874-hnwqk | less
  241  kubectl label pod bluelabel-69c96d4874-hnwqk app-
  242  kubectl get pods
  243  kubectl delete pod bluelabel-69c96d4874-hnwqk
  244  ./countdown 1
  245  kubectl get deploy bluelabel -o yaml | less
  246  kubectl scale deploy bluelabel --replicas 4
  247  kubectl get all --selector app=bluelabel
  248  kubectl set env deploy bluelabel type=blended
  249  kubectl get all --selector app=bluelabel
  250  history
  251  vim rolling.yaml
  252  kubectl apply -f rolling.yaml
  253  kubectl get deploy rolling-nginx -o yaml | less
  254  kubectl rollout history
  255  kubectl rollout history deployment
  256  kubectl edit deployments.apps rolling-nginx
  257  kubectl rollout history deployment rolling-nginx
  258  kubectl describe deployments.apps rolling-nginx
  259  kubectl rollout history deployment rolling-nginx --revision=2
  260  kubectl rollout history deployment rolling-nginx --revision=1
  261  #kubectl rollout undo deployment rolling-nginx --to-revision=1
  262  kubectl set image -h
  263  kubectl set image -h | less
  264  kubectl set image deployment/rolling nginx=nginx:latest
  265  kubectl set image deployment/rolling-nginx nginx=nginx:latest
  266  kubectl rollout history deployment rolling-nginx
  267  kubectl rollout undo deployment rolling-nginx --to-revision=1
  268  kubectl rollout history deployment rolling-nginx
  269  kubectl describe deployments.apps rolling-nginx
  270  ./countdown 13
  271  ./countdown 1
  272  kubectl create deploy nginxsvc --image=nginx
  273  kubectl scale deploy nginxsvc --replicas=3
  274  kubectl get all --selector app=nginxsvc
  275  kubectl expose deploy nginxsvc --port=80
  276  kubectl get all --selector app=nginxsvc
  277  kubectl describe svc nginxsvc
  278  kubectl get svc nginxsvc -o yaml
  279  kubectl get svc
  280  kubectl get endpoints
  281  curl 10.98.205.97
  282  kubectl get svc
  283  minikube ssh
  284  kubectl edit svc nginxsvc
  285  kubectl get svc
  286  minikube ip
  287  curl 192.168.49.2:30558
  288  curl $(minikube ip):30558
  289  history
  290  ./countdown 13
  291  kubectl create service nodeport -h | less
  292  kubectl get deploy
  293  kubectl create svc nodeport bluelabel
  294  kubectl create svc nodeport bluelabel 80
  295  kubectl create svc nodeport -h | less
  296  kubectl create svc nodeport bluelabel --tcp=32000:80
  297  kubectl describe svc nodeport
  298  kubectl describe svc bluelabel
  299  kubectl delete svc bluelabel
  300  kubectl create svc nodeport bluelabel --tcp=80
  301  kubectl describe svc bluelabel
  302  kubectl get svc
  303  curl $(minikube ip):32611
  304  kubectl get pods -n kube-system
  305  kubectl run testpod --image=busybox -- sleep 3600
  306  kubectl get svc
  307  kubectl get svc,pods -n kube-system
  308  kubectl exec -it testpod -- cat /etc/resolv.conf
  309  kubectl exec -it testpod -- nslookup nginxsvc
  310  kubectl get svc
  311  kubectl edit nginxsvc
  312  kubectl edit svc nginxsvc
  313  kubectl get svc
  314  curl $(minikube ip):30558
  315  kubectl describe svc nginxsvc
  316  kubectl edit svc nginxsvc
  317  kubectl describe svc nginxsvc
  318  curl $(minikube ip):30558
  319  vim nwpolicy-complete-example.yaml
  320  kubectl apply -f nwpolicy-complete-example.yaml
  321  kubectl expose pod nginx --port=80
  322  kubectl exec -it busybox -- wget --spider --timeout=1 nginx
  323  kubectl get networkpolicy
  324  kubectl get pods --show-labels
  325  cd
  326  ls
  327  kubectl exec -it busybox -- wget --spider --timeout=1 nginx
  328  kubectl describe networkpolicy
  329  minikube ssh
  330  minikube addons list
  331  minikube stop
  332  minikube start --cni=calico
  333  kubectl get all
  334  kubectl get networkpolicy
  335  kubectl exec -it busybox -- wget --spider --timeout=1 nginx
  336  kubectl get ns
  337  kubectl get pods -n kube-system
  338  cd ckad
  339  kubectl delete -f nwpolicy-complete-example.yaml
  340  kubectl create -f nwpolicy-complete-example.yaml
  341  kubectl exec -it busybox -- wget --spider --timeout=1 nginx
  342  minikube stop
  343  minikube delete
  344  minikube start --cni=calico
  345  kubectl get all
  346  kubectl create -f nwpolicy-complete-example.yaml
  347  kubectl expose pod nginx --port=80
  348  kubectl exec -it busybox -- wget --spider --timeout=1 nginx
  349  kubectl get pods
  350  history