Pods

gistfile1.txt

curl http://127.0.0.1:10255/stats/summary

curl -X "POST" -d '{"containerName":"/","num_stats":1,"subcontainers":true}' localhost:10255/stats/container

curl -X "POST" -d '{"containerName":"/","num_stats":1,"subcontainers":true}' localhost:10255/stats/container | xclip -sel clip

docker stop $(docker ps -a -q)
docker rm $(docker ps -a -q)


kube-apiserver --v 2 --logtostderr --log_dir ./ --etcd-servers http://127.0.0.1:4001 --insecure-bind-address 0.0.0.0 --service-cluster-ip-range 10.0.0.1/24 --kubelet-port 10250

kubelet --v 2 --logtostderr --log_dir ./ --api-servers http://127.0.0.1:8080 --address 0.0.0.0 --port 10250 --hostname-override nodename --nosystemd=true

pod1.yaml

apiVersion: v1
kind: Pod
metadata:
  name: test-pd-2
spec:
  nodeName: nodename
  containers:
  - image: gcr.io/google_containers/busybox
    name: test-stats-1
    command:
    - sh
    - -c
    - echo 'Hello World' | tee ~/file | tee -a ~/file | tee /test-empty-dir | sleep 3600
    volumeMounts:
    - mountPath: /test-empty-dir
      name: test-empty-dir
    - mountPath: /test-host-parth
      name: test-host-path
  volumes:
  - name: test-empty-dir
    emptyDir: {}
  - name: test-host-path
    hostPath:
      path: /usr/local/google

pod2.yaml

apiVersion: v1
kind: Pod
metadata:
  name: test-pd-2
spec:
  containers:
  - image: gcr.io/google_containers/busybox
    name: test-stats-1
    command:
    - sh
    - -c
    - echo 'Hello World' | tee ~/file | tee -a ~/file | tee /test-empty-dir | sleep 3600
    volumeMounts:
    - mountPath: /test-empty-dir
      name: test-empty-dir
    - mountPath: /test-host-parth
      name: test-host-path
  volumes:
  - name: test-empty-dir
    emptyDir: {}
  - name: test-host-path
    hostPath:
      path: /usr/local/google

pod3.yaml

apiVersion: v1
kind: Pod
metadata:
  name: test-pd-3
spec:
  containers:
  - image: nginx
    name: test-nginx
    volumeMounts:
    - mountPath: /test-empty-dir
      name: test-empty-dir
    - mountPath: /test-host-parth
      name: test-host-path
  volumes:
  - name: test-empty-dir
    emptyDir: {}
  - name: test-host-path
    hostPath:
      path: /usr/local/google

pod4.yaml

apiVersion: v1
kind: Pod
metadata:
  name: test-emptydir
spec:
  containers:
  - image: gcr.io/google_containers/busybox
    command:
    - sh
    - -c
    - "while true; do echo 'hello world' >> /test-empty-dir/f; sleep 1; done"
    name: hello-world
    volumeMounts:
    - mountPath: /test-empty-dir
      name: test-empty-dir
    - mountPath: /test-host-path
      name: test-host-path
    - mountPath: /secret
      name: test-secret
  volumes:
  - name: test-empty-dir
    emptyDir: {}
  - name: test-host-path
    hostPath:
      path: /home

    

pod_emptydir.yaml

apiVersion: v1
kind: Pod
metadata:
  name: test-emptydir
spec:
  containers:
  - image: gcr.io/google_containers/busybox
    command:
    - sh
    - -c
    - "while true; do echo 'hello world' >> /test-empty-dir/f; sleep 1; done"
    name: hello-world
    volumeMounts:
    - mountPath: /test-empty-dir
      name: test-empty-dir
    - mountPath: /test-host-path
      name: test-host-path
    - mountPath: /secret
      name: test-secret
  volumes:
  - name: test-empty-dir
    emptyDir: {}
  - name: test-host-path
    hostPath:
      path: /home
  - name: test-secret
    secret:
      secretName: mysecret
    

secret.yaml

apiVersion: v1
kind: Secret
metadata:
  name: mysecret
type: Opaque
data:
  password: dmFsdWUtMg0K
  username: dmFsdWUtMQ0K