added Don früh

k8s/install_nginx

@@ -0,0 +1,44 @@
+cd ~
+mkdir nginx && cd nginx
+
+# namespace
+kubectl create namespace nginx
+kubectl config set-context --current --namespace nginx
+
+# create pod and service nginx
+kubectl run nginx --image nginx --labels run=nginx --dry-run=client -o yaml >nginx.yaml
+kubectl apply -f nginx.yaml
+
+kubectl expose pod nginx -o yaml --port 80 --target-port 80 --dry-run=client >nginx-svc.yaml
+kubectl apply -f nginx-svc.yaml
+
+# access service
+kubectl run curl --tty -i --image curlimages/curl -- /bin/sh
+curl -i http://nginx
+exit
+
+# start new pod for nginx service ... same labels
+kubectl run nginx1 --image nginx --labels run=nginx --dry-run=client -o yaml >nginx1.yaml
+kubectl apply -f nginx1.yaml
+
+# describe manifest
+kubectl describe pods nginx
+kubectl describe svc nginx
+
+# deploy pod with nginx 1.19.7
+kubectl set image po nginx nginx=nginx:1.19.7
+kubectl set image po nginx1 nginx1=nginx:1.19.7
+
+#or 
+kubectl set image po *=nginx:1.19.8 -l run=nginx
+
+kubectl describe pods nginx
+kubectl describe pods nginx1
+kubectl describe svc nginx
+kubectl get pods
+kubectl get ep
+kubectl get svc
+kubectl attach curl --tty -i
+curl http://nginx
+exit
+kubectl attach -ti curl