CKAD sept23 all days

    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
  164  sudo -i
  165  minikube ssh
  166  kubectl edit -n kube-system daemonset calico-node
  167  history
  168  kubectl get -n kube-system daemonset calico-node -o yaml > calico-node.yaml
  169  vim calico-node.yaml
  170  kubectl replace -f calico-node.yaml
  171  kubectl get pods -n kube-system
  172  kubectl get pods
  173  cd ckad
  174  ls
  175  ls -lrt
  176  vim pullpatch.sh
  177  chmod +x pullpatch.sh
  178  ./pullpatch.sh
  179  man read
  180  help read
  181  vim pullpatch.sh \
  182  vim pullpatch.sh
  183  kubectl get sa default -o yaml
  184  cat pullpatch.sh
  185  kubectl run pascalbox --image=quay.io/pamvdam/busybox-curl:latest -- sleep 60
  186  kubectl get pods
  187  kubectl run pascalcontainer --image=quay.io/pamvdam/containers:1.5
  188  kubectl run pascalginx --image=quay.io/pamvdam/nginxc:v6.2
  189  kubectl get pods
  190  kubectl expose pod pascalcontainer
  191  kubectl expose pod pascalcontainer --port 8080
  192  kubectl get svc
  193  minikube ssh
  194  kubectl run versionginx --image=nginx
  195  minikube ssh
  196  kubectl run 25ginx --image=nginx:1.25
  197  docker images
  198  kubectl get pods
  199  kubectl run --help | less
  200  kubectl create deploy -h | less
  201  kubectl explain serviceaccount.spec
  202  kubectl explain serviceaccount
  203  kubectl create secret -h
  204  kubectl create secret docker-registry -h | less
  205  docker login -h
  206  kubectl create secret docker-registry -h | less
  207  kubectl run -h | less
  208  kubectl edit daemonset -n kube-system calico-node
  209  kubectl api-resources | less
  210  kubectl get sa
  211  kubectl get pods
  212  kubectl get pods pascalginx -o yaml | less
  213  ls -lrt
  214  vim pullpatch.sh
  215  kubectl explain serviceaccount
  216  vim pullpatch.sh
  217  kubect get sa default -o yaml
  218  kubectl get sa default -o yaml
  219  echo START OF DAY 2
  220  cd ..
  221  mv ckad.old
  222  mv ckad ckad.old
  223  git clone https://github.com/sandervanvugt/ckad
  224  cd ckad
  225  ls
  226  ls *sh
  227  ls *pdf
  228  kubectl get pods
  229  kubectl get pods -n kube-system
  230  kubectl get daemonset
  231  kubectl get daemonset -n kube-system
  232  kubectl edit -n kube-system calico-node
  233  kubectl edit -n kube-system daemonset calico-node
  234  history | less
  235  kubectl get daemonset -n kube-system calico-node -o yaml > calico-node.yaml
  236  vim calico-node.yaml
  237  ls *sh
  238  vim pullratelimitpatch.sh
  239  kubectl get pods mynginx -o yaml
  240  kubectl get sa
  241  kubectl get sa -A
  242  kubectl get sa default -o yaml
  243  ls *pdf
  244  ./countdown 1
  245  kubectl get secrets
  246  vim sidecar.yaml
  247  kubectl apply -f sidecar.yaml
  248  kubectl exec -it sidecar-pod -c sidecar -- /bin/bash
  249  vim init-example1.yaml
  250  kubectl apply -f init-example1.yaml
  251  kubectl get pods
  252  kubectl apply -f init-example2.yaml
  253  kubectl delete -f init-example2.yaml
  254  vim init-example2.yaml
  255  kubectl apply -f init-example2.yaml
  256  kubectl get pods
  257  kubectl create ns mynamespace
  258  kubectl get ns
  259  kubectl get sa -n mynamespace
  260  kubectl config set-context --current --namespace=mynamespace
  261  kubectl get all
  262  kubectl get all,sa
  263  kubectl get all -A
  264  kubectl create ns secret
  265  kubectl describe ns secret
  266  vim busybox-ns.yaml
  267  kubectl apply -f busybox-ns.yaml
  268  kubectl get pods
  269  kubectl config set-context --current --namespace=default
  270  kubectl get pods -n secret
  271  kubectl run secretginx --image=nginx -n secret
  272  kubectl get pods -n secret
  273  history
  274  ./countdown 3
  275  kubectl run -h | less
  276  kubectl run nginx-lab --image=nginx
  277  kubectl run faildb --image=mariadb
  278  kubectl get pods
  279  kubectl describe pod faildb
  280  kubectl logs faildb
  281  kubectl delete pod faildb
  282  kubectl run -h | less
  283  kubectl run successdb --image=mariadb --env=MARIADB_ROOT_PASSWORD=password
  284  kubectl get pods
  285  kubectl describe pod pascalbox
  286  kubectl get pods pascalbox -o yaml > pascalbox.yaml
  287  vim pascalbox.yaml
  288  kubectl explain pod.spec | less
  289  kubectl explain --recursive pod.spec | less
  290  kubectl explain  pod.spec.containers.imagePullPolicy
  291  history
  292  vim securitycontextdemo2.yaml
  293  kubectl apply -f securitycontextdemo2.yaml
  294  kubectl get pods
  295  kubectl exec -ti security-context-demo -- sh
  296  cat securitycontextdemo2.yaml
  297  vim securitycontextdemo.yaml
  298  kubectl apply -f securitycontextdemo.yaml
  299  kubectl get pods
  300  kubectl describe pod nginxsecure
  301  kubectl create -h
  302  kubectl create job onejob --image=busybox -- date
  303  kubectl get jobs,pods
  304  kubectl get jobs onejob -o yaml | less
  305  kubectl delete job onejob
  306  kubectl delete pod 25ginx mynginx nginx-lab nginxsecure pascalbox pascalcontainer pascalginx security-context-demo sidecar-pod successdb versionginx
  307  kubectl create job mynewjob --image=busybox --dry-run=client -o yaml -- sleep 5 > mynewjob.yaml
  308  vim mynewjob.yaml
  309  kubectl apply -f mynewjob.yaml
  310  kubectl get all
  311  kubectl create cronjob -h | less
  312  kubectl create cronjob runme --image=busybox --schedule="*/1 * * * *" -- echo greetings from the cluster
  313  kubectl get cronjobs,jobs,pods
  314  kubectl logs runme-28233464-rcw8p
  315  kubectl delete cronjob runme
  316  kubectl get cronjobs,jobs,pods
  317  ./countdown 3
  318  kubectl explain pod.spec.containers.resources
  319  kubectl explain pod.spec.containers.resources.limits
  320  kubectl explain pod.spec.containers.resources.limits | less
  321  vim frontend-resources.yaml
  322  kubectl apply -f frontend-resources.yaml
  323  kubectl get pods
  324  kubectl describe pods frontend
  325  kubectl get pods
  326  kubectl delete -f frontend-resources.yaml
  327  vim frontend-resources.yaml
  328  kubectl apply -f frontend-resources.yaml
  329  kubectl get pods
  330  kubectl describe pod frontend
  331  kubectl delete -f frontend-resources.yaml
  332  vim frontend-resources.yaml
  333  kubectl apply -f frontend-resources.yaml
  334  kubectl get pods
  335  kubectl describe pod frontend
  336  history
  337  vim kd.yaml
  338  vim busybox-ready.yaml
  339  kubectl apply -f busybox-ready.yaml
  340  kubectl get pods
  341  kubectl describe pod busybox-ready
  342  kubectl edit pods busybox-ready
  343  kubectl exec -it busybox-ready -- /bin/sh
  344  kubectl get pods
  345  vim nginx-probes.yaml
  346  kubectl apply -f nginx-probes.yaml
  347  kubectl get pods
  348  kubectl get deploy
  349  kubectl get all --selector app=troubleginx
  350  kubectl get all --selector app=troublenginx
  351  kubectl delete pod troublenginx-cb9c54584-8k7t6
  352  kubectl get all --selector app=troublenginx
  353  kubectl create deploy myweb --image=nginx --replicas=3
  354  kubectl get deploy --show-labels
  355  kubectl get all --selector app=myweb
  356  kubectl delete pod myweb-5df8f7d5bc-4c6tq
  357  kubectl get all --selector app=myweb
  358  kubectl run pod mypod --image=nginx
  359  kubectl get pods
  360  kubectl delete pod pod
  361  kubectl run mypod --image=nginx
  362  kubectl get pods
  363  kubectl delete pod mypod
  364  kubectl get pods
  365  vim redis-deploy.yaml
  366  kubectl apply -f redis-deploy.yaml
  367  vim redis-deploy.yaml
  368  kubectl api-versions | less
  369  kubectl api-versions
  370  vim redis-deploy.yaml
  371  kubectl apply -f redis-deploy.yaml
  372  kubectl edit deployments.apps redis
  373  kubectl get all
  374  kubectl delete -f redis-deploy.yaml
  375  kubectl delete all --all
  376  kubectl create deploy nginxup --image=nginx:1.14
  377  kubectl get all --selector app=nginxup
  378  kubectl set image deploy nginxup nginx=nginx:1.17
  379  kubectl get all --selector app=nginxup
  380  kubectl get all --show-labels
  381  kubectl get deployments.apps nginxup -o yaml | less
  382  kubectl apply -f redis-deploy.yaml
  383  kubectl get deploy redis -o yaml | less
  384  kubectl create deploy bluelabel --image=nginx
  385  kubectl label deploy bluelabel state=demo
  386  kubectl get all --selector app=bluelabel --show-labels
  387  kubectl label pod bluelabel-867c87c657-7kw7g app-
  388  kubectl get pods
  389  kubectl get deployments.apps bluelabel -o yaml
  390  kubectl scale deployment bluelabel --replicas=4
  391  kubectl get all --selector app=bluelabel
  392  kubectl set env deploy bluelabel type=blended
  393  kubectl get all --selector app=bluelabel
  394  kubectl get deployments.apps bluelabel -o yaml
  395  kubectl get deployments.apps bluelabel -o yaml | less
  396  kubectl apply -f rolling.yaml
  397  kubectl rollout history deploy
  398  kubectl edit deploy rolling-nginx
  399  kubectl rollout history deploy
  400  kubectl describe deployments.apps rolling-nginx
  401  kubectl rollout history deployment rolling-nginx --revision=2
  402  kubectl rollout history deployment rolling-nginx --revision=1
  403  kubectl rollout undo deployment rolling-nginx --to-revision=1
  404  kubectl get all
  405  history
  406  kubectl create deploy nginxsvc --image=nginx
  407  kubectl get all --selector app=nginxsvc
  408  kubectl scale deploy nginxsvc --replicas=3
  409  kubectl get all --selector app=nginxsvc
  410  kubectl expose deploy nginxsvc --port=80
  411  kubectl get all --selector app=nginxsvc
  412  kubectl describe svc nginxsvc
  413  kubectl get pods -o wide
  414  kubectl get endpoints
  415  kubectl get svc nginxsvc -o yaml
  416  kubectl get svc
  417  curl 10.107.192.87
  418  minikube ssh
  419  kubectl edit svc nginxsvc
  420  kubectl get svc
  421  curl $(minikube ip):30343
  422  history
  423  minikube ip
  424  kubectl get svc
  425  kubectl run testpod --image=busybox -- sleep 3600
  426  kubectl create ns other
  427  kubectl run newnginx --image=nginx -n other
  428  kubectl get pods -n other
  429  kubectl expose -n other newnginx --port=80
  430  kubectl expose -n other pod newnginx --port=80
  431  kubectl get svc -A
  432  kubectl get svc,pods -n newnginx
  433  kubectl get svc,pods -n other
  434  kubectl exec -it testpod -- cat /etc/resolv.conf
  435  kubectl get pods,services -n kube-system
  436  kubectl exec -it testpod -- nslookupo nginxsvc
  437  kubectl exec -it testpod -- nslookup nginxsvc
  438  kubectl exec -it testpod -- nslookup newnginx
  439  kubectl exec -it testpod -- nslookup newnginx.other.svc.cluster.local
  440  vim nwpolicy-complete-example.yaml
  441  kubectl apply -f nwpolicy-complete-example.yaml
  442  kubectl expose pod nginx --port=80
  443  kubectl get svc
  444  kubectl exec -it busybox -- wget --spider --timeout=1 nginx
  445  kubectl label pod busybox access=true
  446  kubectl exec -it busybox -- wget --spider --timeout=1 nginx
  447  minikube addons list
  448  minikube addons enable ingress
  449  kubectl get ns
  450  kubectl get all -n ingress-nginx
  451  kubectl get all --selector app=nginxsvc
  452  kubectl describe svc nginxsvc
  453  curl $(minikube ip):30343
  454  kubectl create ingress -h | less
  455  kubectl create ingress nginxsvc-ingress --rule="/=nginxsvc:80" --rule="/hello=newdep:8080"
  456  kubectl get svc
  457  sudo vim /etc/hosts
  458  kubectl get ing
  459  kubectl describe ing
  460  curl nginxsvc.info
  461  kubectl create deploy newdep --image=gcr.io/google-samples/hello-app:2.0
  462  kubectl expose deploy newdep --port=8080
  463  curl nginxsvc.info/hello
  464  kubectl edit svc nginxsvc
  465  curl nginxsvc.info
  466  kubectl describe ingress
  467  kubectl get endpoints
  468  kubectl edit svc nginxsvc
  469  curl nginxsvc.info
  470  kubectl explain pod.spec.volumes | less
  471  vim morevolumes.yaml
  472  kubectl apply -f morevolumes.yaml
  473  kubectl get pods morevol2
  474  kubectl describe pod morevol2 | less
  475  kubectl exec -it morevol2 -c centos1 -- touch /centos1/test
  476  kubectl exec -it morevol2 -c centos2 -- ls -l /centos2
  477  kubectl explain deploy.spec.template
  478  kubectl explain deploy.spec.template.spec
  479  vim redis.yaml
  480  vim pv.yaml
  481  kubectl apply -f pv.yaml
  482  kubectl get pv
  483  vim pvc.yaml
  484  kubectl apply -f pvc.yaml
  485  kubectl get pvc,pv
  486  kubectl get storageclass
  487  vim pvc-pod.yaml
  488  kubectl apply -f pvc-pod.yaml
  489  kubectl get pvc,pv
  490  kubectl describe pv pvc-f057cd0e-d103-44d1-91bc-9a514f0c7daf
  491  kubectl exec nginx-pvc-pod -- touch /usr/share/nginx/html/testfile
  492  minikube ssh
  493  ls *pv*
  494  vim pv-pvc-pod.yaml
  495  kubectl apply -f pv-pvc-pod.yaml
  496  kubectl get pvc,pv
  497  vim pv-pvc-pod.yaml
  498  history
  499  kubectl create deploy mydb --image=mariadb
  500  kubectl set env deploy mydb MARIADB_ROOT_PASSWORD=password
  501  kubectl get deploy mydb -o yaml | less
  502  vim varsfile
  503  kubectl create cm mydbvars --from-env-file=varsfile
  504  kubectl create cm mynewdbvars --from-env-file=varsfile
  505  kubectl get cm mydbvars -o yaml
  506  kubectl create deploy mynewdb --image=mariadb --replicas=3
  507  kubectl get all --selector app=mynewdb
  508  kubectl set env -h | less
  509  kubectl set env deploy mynewdb --from=configmap/mynewdbvars
  510  kubectl get all --selector app=mynewdb
  511  kubectl get deploy mynewdb -o yaml | less
  512  echo hello world > index.html
  513  kubectl create cm myindex --from-file=index.html
  514  kubectl describe cm myindex
  515  kubectl create deploy myweb --image=nginx
  516  kubectl edit deploy myweb
  517  history
  518  kubectl create secret -h
  519  kubectl create secret generic -h
  520  kubectl get deploy
  521  kubectl delete deploy --all
  522  kubectl create secret generic dbpw --from-literal=ROOT_PASSWORD=password
  523  kubectl describe secret dbpw
  524  kubectl get secret dbpw -o yaml
  525  echo cGFzc3dvcmQ= | base64 -d
  526  kubectl create deploy mynewdb --image=mariadb
  527  kubectl set env deploy mynewdb --from=secret/dbpw --prefix=MYSQL_
  528  kubectl get deploy mynewdb -o yaml | less
  529  kubectl exec -it mynewdb-5b5d4b75b-hjntq -- echo $MYSQL_ROOT_PASSWORD
  530  kubectl exec -it mynewdb-5b5d4b75b-hjntq -- /bin/bash
  531  kubectl create secret generic -h | less
  532  cd ~/Downloads/
  533  ls
  534  tar xvf helm-v3.12.3-linux-amd64.tar.gz
  535  sudo mv linux-amd64/helm /usr/local/bin/
  536  helm version
  537  helm repo add bitnami https://charts.bitnami.com/bitnami
  538  helm repo list
  539  helm search repo bitnami
  540  helm search repo file
  541  helm search repo nginx --versions
  542  helm install bitnami/mysql --generate-name
  543  kubectl get all
  544  helm show chart bitnami/mysql
  545  helm show all bitnami/mysql
  546  helm list
  547  helm status mysql-1694095585
  548  history
  549  helm repo list
  550  helm show values bitnami/nginx
  551  helm show values bitnami/nginx | grep commonLabels
  552  helm show values bitnami/nginx | grep replicaCount
  553  vim values.yaml
  554  helm install bitnaminginx --generate-name --values values.yaml
  555  helm install bitnami/nginx --generate-name --values values.yaml
  556  helm list
  557  kubectl get all --show-labels
  558  kubectl get ns
  559  minikube dashboard -h
  560  kubectl delete all --all -n kubernetes-dashboard
  561  helm repo add k8s-dashboard https://kubernetes.github.io/dashboard
  562  helm install my-kubernetes-dashboard k8s-dashboard/kubernetes-dashboard --version 7.0.0-alpha1
  563  kubectl get deploy
  564  kubectl create deploy blue-nginx --image=nginx:1.14 --replicas=3
  565  kubectl expose deploy blue-nginx --port=80 --name=bgnginx
  566  kubectl get deploy blue-nginx -o yaml > green-nginx.yaml
  567  vim green-nginx.yaml
  568  kubectl apply -f green-nginx.yaml
  569  kubectl get pods
  570  kubectl delete svc bgnginx; kubectl expose deploy green-nginx --port=80 --name=bgnginx
  571  kubectl scale deployment blue-nginx --replicas=0
  572  kubectl create deploy old-nginx --image=nginx:1.14 --replicas=3 --dry-run=client -o yaml > oldnginx.yaml
  573  vim oldnginx.yaml
  574  kubectl apply -f oldnginx.yaml
  575  kubectl get all --show-labels
  576  kubectl delete deploy --all
  577  kubectl apply -f oldnginx.yaml
  578  kubectl get all --show-labels
  579  kubectl delete svc --all
  580  kubectl get all
  581  kubectl apply -f oldnginx.yaml
  582  kubectl get all --show-labels
  583  kubectl expose deploy old-nginx --name=oldnginx --port=80 --selector type=canary
  584  kubectl get all --selector type=canary
  585  minikube ssh
  586  kubectl cp old-nginx-9c486b8c5-snf7f:/usr/share/nginx/html/index.html index.html
  587  vim index.html
  588  kubectl create cm canary --from-file=index.html
  589  cd ../ckad
  590  vim canary.yaml
  591  kubectl get endpoints
  592  kubectl apply -f canary.yaml
  593  kubectl get endpoints
  594  minikube ssh
  595  kubectl get deploy
  596  kubectl scale deployment new-nginx --replicas 3
  597  kubectl scale deployment old-nginx --replicas 0
  598  history
  599  kubectl api-resources | less
  600  vim crd-object.yaml
  601  kubectl apply -f crd-object.yaml
  602  kubectl api-resources
  603  kubectl api-resources | less
  604  vim crd-backup.yaml
  605  kubectl apply -f crd-backup.yaml
  606  kubectl get all
  607  kubectl get backup
  608  kubectl api-resources | less
  609  kubectl get pods -n kube-system
  610  kubectl get pods -n kube-system calico-node-mbts8 -o yaml | less
  611  kubectl get sa -n kube-system calico-node -o yaml
  612  kubectl get sa -n kube-system calico-kube-controllers
  613  kubectl get sa -n kube-system calico-kube-controllers -o yaml
  614  kubectl get clusterroles
  615  kubectl get clusterrole view -o yaml | less
  616  kubectl get clusterrolebindings.rbac.authorization.k8s.io
  617  kubectl get clusterrolebindings.rbac.authorization.k8s.io | wc
  618  kubectl get clusterrolebindings.rbac.authorization.k8s.io | grep calico
  619  kubectl get clusterrolebindings.rbac.authorization.k8s.io calico-node -o yaml | less
  620  kubectl edit -n kube-system daemonsets.apps calico-node
  621  kubectl get all -n kube-system
  622  kubectl get -n kube-system pod calico-node-qhwsx -o yaml | less
  623  kubectl describe -n kube-system pod calico-node-qhwsx
  624  kubectl describe -n kube-system pod calico-node-qhwsx | grep serviceA
  625  kubectl get -n kube-system pod calico-node-qhwsx -o yaml | less
  626  kubectl get sa -n kube-system
  627  kubectl edit -n kube-system daemonset calico-node
  628  history