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--- kubernetes:usage [2021/04/07 16:52] – ms
+++ kubernetes:usage [2023/01/11 20:29] (current) – external edit 127.0.0.1
@@ Line 1: / Line 1: @@
+<code>
+kubectl get all -A -o wide
+kubectl get nodes [node-name] [-o wide]
+kubectl describe nodes [node-name]
+</code>
 ===== Namespace anlegen =====
 Namespace mit Namen __demo__ anlegen
-<codek<ubectl create namespace demo</code>
+<code>kubectl create namespace demo</code>
-Pod mit nginx starten und Port 80 freigeben
+Namespace __demo__ als aktuellen context festlegen
+<code>kubectl set-context --current --namespace=demo</code>
+Pod mit __nginx__ starten und __Port 80__ freigeben
 <code>kubectl run web --image nginx --labels app=web --expose --port 80</code>
+Zweiten Pod mit __alpine-Linux__ interaktiv starten, curl installieren und web-Pod (nginx) aufrufen
+<code>
+kubectl run test --rm --ti --image alpine -- /bin/sh
+apk add curl
+curl web
+...
+<h1>Welcome to nginx!</h1>
+...
+</code>
+In einer anderen Console alles im Namespace __demo__ auflisten
+<code>
+kubectl get all
+NAME       READY   STATUS    RESTARTS   AGE
+pod/test   1/1     Running   0          10s
+pod/web    1/1     Running   0          26m
+NAME          TYPE        CLUSTER-IP     EXTERNAL-IP   PORT(S)   AGE
+service/web   ClusterIP   10.96.247.18   <none>        80/TCP    26m
+</code>
+Webapp als yaml ausgeben
+<code>
+kubectl run web --image nginx --labels app=web --expose --port 80 --dry-run=client --output=yaml
+apiVersion: v1
+kind: Service
+metadata:
+  creationTimestamp: null
+  labels:
+    app: web
+  name: web
+spec:
+  ports:
+  - port: 80
+    protocol: TCP
+    targetPort: 80
+  selector:
+    app: web
+status:
+  loadBalancer: {}
+---
+apiVersion: v1
+kind: Pod
+metadata:
+  creationTimestamp: null
+  labels:
+    app: web
+  name: web
+spec:
+  containers:
+  - image: nginx
+    name: web
+    ports:
+    - containerPort: 80
+    resources: {}
+  dnsPolicy: ClusterFirst
+  restartPolicy: Always
+status: {}
+</code>