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sandervanvugt 2024-10-14 18:57:09 +02:00
parent 5ee7db7ceb
commit e4078cf881
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ON CONTROLLER NODE
1 git clone https://github.com/sandervanvugt/cka
2 cd cka
3 ls
4 ./setup-container.sh
5 ls
6 ./setup-kubetools.sh
7 history
8 sudo kubeadm init
9 cd
10 mkdir -p $HOME/.kube
11 kubectl get all
12 kubectl get pods -n kube-system
13 source <(kubectl completion bash)
14 kubectl describe -n kube-system pod coredns-7c65d6cfc9-z5rsc
15 kubectl apply -f https://docs.projectcalico.org/manifests/calico.yaml
16 kubectl get pods -n kube-system
17 history
18 kubectl get nodes
19 kubectl describe node control
20 history
21 cd cka/
22 ./counter.sh 12
23 kubectl get nodes
24 sudo apt install helm
25 helm
26 cd ..
27 ls
28 tar xvf helm-v3.16.2-linux-arm64.tar.gz
29 sudo cp linux-arm64/helm /usr/local/bin
30 helm upgrade --install ingress-nginx ingress-nginx --repo https://kubernetes.github.io/ingress-nginx --namespace ingress-nginx --create-namespace
31 kubectl get all -n ingress-nginx
32 history
33 kubectl create deploy nginxsvc --image=nginx --port=80
34 kubectl expose deploy nginxsvc
35 kubectl get all --selector app=nginxsvc
36 kubectl create ingress nginxsvc --class=nginx --rule=nginxsvc.info/*=nginxsvc:80
37 kubectl port-forward -n ingress-nginx svc/ingress-nginx-controller 8080:80
38 bg
39 sudo sh -c 'echo "127.0.0.1 nginxsvc.info" >> /etc/hosts'
40 cat /etc/hosts
41 curl nginxsvc.info:8080
42 kubectl create ing -h | less
43 history
44 kubectl get all -n ingress-nginx
45 kubectl edit -n ingress-nginx svc ingress-nginx-controller
46 kubectl get all -n ingress-nginx
47 cd cka
48 ./counter.sh 1
49 history
50 kubectl edit svc nginxsvc
51 kubectl describe ingress nginxsvc
52 kubectl describe svc nginxsvc
53 kubectl edit svc nginxsvc
54 kubectl describe svc nginxsvc
55 kubectl describe node control | less
56 df -h
57 kubectl create ns limited
58 kubectl create quota qtest --hard pods=3,cpu=100m,memory=500Mi
59 kubectl get pods
60 kubectl scale deploy nginxsvc --replicas=5
61 kubectl get all
62 kubectl delete quota qtest
63 kubectl scale deploy nginxsvc --replicas=5 -n limited
64 kubectl create quota qtest --hard pods=3,cpu=100m,memory=500Mi -n limited
65 kubectl describe quota -n limited
66 kubectl create deploy nginx --image=nginx --replicas=3 -n limited
67 kubectl get all -n limited
68 kubectl describe rs nginxsvc-7f8cdcb4db
69 kubectl get all -n limited
70 kubectl -n limited describe rs nginx-676b6c5bbc
71 history
72 kubectl -n limited set resources deploy nginx --requests cpu=100m,memory=5Mi --limits cpu=200m,memory=20m
73 kubectl -n limited set resources deploy nginx --requests cpu=100m,memory=20Mi --limits cpu=200m,memory=40m
74 kubectl -n limited set resources deploy nginx --requests cpu=100m,memory=20Mi --limits cpu=200m,memory=40Mi
75 kubectl get pods -n limited
76 kubectl get all -n limited
77 kubectl scale -n limited deploy nginx --replicas=4
78 kubectl scale -n limited deploy nginx --replicas=3
79 kubectl get all -n limited
80 kubectl describe -n limited quota qtest
81 kubectl edit quota -n limited qtest
82 kubectl get all -n limited
83 kubectl scale -n limited deploy nginx --replicas=3
84 kubectl get all -n limited
85 kubectl describe -n limited quota qtest
86 kubectl scale -n limited deploy nginx --replicas=2
87 kubectl get all -n limited
88 kubectl scale -n limited deploy nginx --replicas=3
89 kubectl get all -n limited
90 history
91 kubectl create ns limited
92 vim limitrange.yaml
93 kubectl apply -f limitrange.yaml -n limited
94 kubectl describe ns limited
95 kubectl run limitpod --image=nginx -n limited
96 kubectl -n limited delete quota
97 kubectl -n limited delete quota qtest
98 kubectl run limitpod --image=nginx -n limited
99 kubectl describe -n limited pod limitpod
100 history
101 kubectl get pods -A -o wide
102 kubectl get pods -o wide
103 kubectl create deploy testdeploy --image=nginx --replicas=6
104 kubectl get pods -o wide
105 kubectl drain worker2
106 kubectl drain worker2 --ignore-daemonsets --force
107 kubectl get pods
108 kubectl get pods -o wide
109 kubectl get nodes
110 kubectl describe node worker2
111 kubectl edit node worker2
112 kubectl uncordon worker2
113 kubectl get pods -o wide
114 kubectl create newweb --image=nginx --replicas=20
115 kubectl create deploy newweb --image=nginx --replicas=20
116 kubectl get pods -o wide
117 kubectl delete deploy newweb
118 history
119 sudo ls -l /etc/kubernetes/manifests
120 kubectl run staticpod --image=nginx --dry-run=client -o yaml
121 kubectl get pods
122 sudo -i
123 history >> /tmp/history-14Oct24.txt
ON WORKER1
1 git clone https://github.com/sandervanvugt/cka
2 cd cka
3 ./setup-container.sh
4 ./setup-kubetools.sh
5 sudo kubeadm join 192.168.29.220:6443 --token 1lmw4f.ow5iplrq9duz747f --discovery-token-ca-cert-hash sha256:9f4ca9d11687b1ef871fbc306e7fae682b5750de059cea3420fb4e5111a76c39
6 history
7 sudo vim /etc/kubernetes/manifests/staticpod.yaml
8 crictl ps
9 sudo crictl ps
10 sudo -i
11 history
ON CLIENT
42 scp helm-v3.16.2-linux-arm64.tar.gz 192.168.29.220:/home/student/Downloads
43 scp helm-v3.16.2-linux-arm64.tar.gz 192.168.29.220:/home/student/
44 curl 10.103.142.248
45 history
46 sudo vim /etc/hosts
47 curl nginxsvc.info:31390