Install and Deploy Kubernetes on Ubuntu 19

Standard

swapon -s
 
sudo snap install microk8s --classic --edge
sudo usermod -a -G microk8s ye;
sudo chown -f -R ye ~/.kube;
exit
 
microk8s.start
microk8s.status
microk8s.kubectl get all --all-namespaces
microk8s.inspect
microk8s.config
microk8s.stop
 
microk8s.start
microk8s.enable dashboard dns
microk8s.kubectl get all --all-namespaces
[email protected]:~$ watch microk8s.kubectl get all --all-namespaces
Every 2.0s: microk8s.kubectl get all --all-namespaces                                                                                                                                                      ubuntu: Wed Apr  8 21:11:39 2020
 
NAMESPACE     NAME                                                  READY   STATUS    RESTARTS   AGE
kube-system   pod/coredns-588fd544bf-mwwjg                          1/1     Running   1          22m
kube-system   pod/dashboard-metrics-scraper-db65b9c6f-tdpms         1/1     Running   1          22m
kube-system   pod/heapster-v1.5.2-58fdbb6f4d-cfddq                  4/4     Running   2          22m
kube-system   pod/kubernetes-dashboard-67765b55f5-f5g2s             1/1     Running   1          22m
kube-system   pod/monitoring-influxdb-grafana-v4-6dc675bf8c-bjfn5   2/2     Running   1          22m
 
NAMESPACE     NAME                                TYPE        CLUSTER-IP       EXTERNAL-IP   PORT(S)                  AGE
default       service/kubernetes                  ClusterIP   10.152.183.1     <none>        443/TCP                  61m
kube-system   service/dashboard-metrics-scraper   ClusterIP   10.152.183.61    <none>        8000/TCP                 22m
kube-system   service/heapster                    ClusterIP   10.152.183.225   <none>        80/TCP                   22m
kube-system   service/kube-dns                    ClusterIP   10.152.183.10    <none>        53/UDP,53/TCP,9153/TCP   22m
kube-system   service/kubernetes-dashboard        ClusterIP   10.152.183.21    <none>        443/TCP                  22m
kube-system   service/monitoring-grafana          ClusterIP   10.152.183.218   <none>        80/TCP                   22m
kube-system   service/monitoring-influxdb         ClusterIP   10.152.183.57    <none>        8083/TCP,8086/TCP        22m
 
NAMESPACE     NAME                                             READY   UP-TO-DATE   AVAILABLE   AGE
kube-system   deployment.apps/coredns                          1/1     1            1           22m
kube-system   deployment.apps/dashboard-metrics-scraper        1/1     1            1           22m
kube-system   deployment.apps/heapster-v1.5.2                  1/1     1            1           22m
kube-system   deployment.apps/kubernetes-dashboard             1/1     1            1           22m
kube-system   deployment.apps/monitoring-influxdb-grafana-v4   1/1     1            1           22m
 
NAMESPACE     NAME                                                        DESIRED   CURRENT   READY   AGE
kube-system   replicaset.apps/coredns-588fd544bf                          1         1         1       22m
kube-system   replicaset.apps/dashboard-metrics-scraper-db65b9c6f         1         1         1       22m
kube-system   replicaset.apps/heapster-v1.5.2-58fdbb6f4d                  1         1         1       22m
kube-system   replicaset.apps/kubernetes-dashboard-67765b55f5             1         1         1       22m
kube-system   replicaset.apps/monitoring-influxdb-grafana-v4-6dc675bf8c   1         1         1       22m
[email protected]:~$ token=$(microk8s kubectl -n kube-system get secret | grep default-token | cut -d " " -f1)                                                                                                                                    
microk8s kubectl -n kube-system describe secret $tokenye@ubuntu:~$ microk8s kubectl -n kube-system describe secret $token
Name:         default-token-ztf7s
Namespace:    kube-system
Labels:       <none>
Annotations:  kubernetes.io/service-account.name: default
              kubernetes.io/service-account.uid: 4cebf31a-454d-4eb2-aa53-15e3082267cf
Type:  kubernetes.io/service-account-token
Data
====
ca.crt:     1103 bytes
namespace:  11 bytes
token:      eyJhbGciO...EolgcJnAnVrdQ

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