gavinzhou

$ http 127.0.0.1:8001/apis/example.com
HTTP/1.1 200 OK
Content-Length: 223
Content-Type: application/json
Date: Wed, 09 Aug 2017 09:25:44 GMT

{
    "apiVersion": "v1",
    "kind": "APIGroup",
    "name": "example.com",

gavinzhou

$ kubectl get crd databases.example.com -o yaml
apiVersion: apiextensions.k8s.io/v1beta1
kind: CustomResourceDefinition
metadata:
  creationTimestamp: 2017-08-09T09:21:43Z
  name: databases.example.com
  resourceVersion: "792"
  selfLink: /apis/apiextensions.k8s.io/v1beta1/customresourcedefinitions/databases.example.com
  uid: 28c94a05-7ce4-11e7-888c-42010a9a0fd5
spec:

gavinzhou

$ http localhost:8080/apis/extensions/v1beta1/namespaces/api-server-deepdive/horizontalpodautoscalers/rcex > hpa-v1beta1.json
$ http localhost:8080/apis/autoscaling/v1/namespaces/api-server-deepdive/horizontalpodautoscalers/rcex > hpa-v1.json
$ diff -u hpa-v1beta1.json hpa-v1.json
{
  "kind": "HorizontalPodAutoscaler",
-  "apiVersion": "extensions/v1beta1",
+  "apiVersion": "autoscaling/v1",
  "metadata": {
    "name": "rcex",
    "namespace": "api-server-deepdive",

gavinzhou

$ kubectl proxy --port=8080 &
$ kubectl create -f https://raw.githubusercontent.com/mhausenblas/kbe/master/specs/rcs/rc.yaml
kubectl autoscale rc rcex --min=2 --max=5 --cpu-percent=80
kubectl get hpa/rcex -o yaml

gavinzhou

$ cat pod.yaml
apiVersion: v1
kind: Pod
metadata:
  name: webserver
spec:
  containers:
  - name: nginx
    image: tomaskral/nonroot-nginx
    ports:

gavinzhou

$ kube-apiserver -h
...
--etcd-cafile string   SSL Certificate Authority file used to secure etcd communication.
--etcd-certfile string SSL certification file used to secure etcd communication.
--etcd-keyfile string  SSL key file used to secure etcd communication.
...
--etcd-quorum-read     If true, enable quorum read.
--etcd-servers         List of etcd servers to connect with (scheme://ip:port) …
...

gavinzhou

$ docker run --rm -d -p 2379:2379 \ 
 --name test-etcd3 quay.io/coreos/etcd:v3.1.0 /usr/local/bin/etcd \
 --advertise-client-urls http://0.0.0.0:2379 --listen-client-urls http://0.0.0.0:2379
$ curl localhost:2379/v2/keys/foo -XPUT -d value="some value"
$ curl localhost:2379/v2/keys/bar/this -XPUT -d value=42
$ curl localhost:2379/v2/keys/bar/that -XPUT -d value=take
$ http localhost:2379/v2/keys/?recursive=true
HTTP/1.1 200 OK 
Content-Length: 327
Content-Type: application/json

gavinzhou

#!/bin/bash

#set these in your environment/profile (NOT HERE)
AWS_ACCESS_KEY="" 
AWS_SECRET_KEY=""

function s3get {
	#helper functions
	function fail {	echo "$1" > /dev/stderr; exit 1; }
	#dependency check

gavinzhou

apiVersion: v1
kind: Pod
metadata:
  name: webserver
spec:
  containers:
  - name: nginx
    image: nginx:1.9
    ports:
    - containerPort: 80

gavinzhou

$ curl http://127.0.0.1:8080/apis/batch/v2alpha1
{
  "kind": "APIResourceList",
  "apiVersion": "v1",
  "groupVersion": "batch/v2alpha1",
  "resources": [
    {
      "name": "cronjobs",
      "namespaced": true,
      "kind": "CronJob"