name: nginx
# Run the nginx:1.14 image
image: nginx:1.14

apiVersion: apps/v1
kind: DaemonSet
metadata:
  # Unique key of the DaemonSet instance
  name: daemonset-example
spec:
  selector:
    matchLabels:
      app: daemonset-example
  template:
    metadata:
      labels:
        app: daemonset-example
    spec:
      containers:
      # This container is run once on each Node in the cluster
      - name: daemonset-example
        image: ubuntu:trusty
        command:
        - /bin/sh
        args:
        - -c
        # This script is run through `sh -c <script>`
        - >-
          while [ true ]; do
          echo "DaemonSet running on $(hostname)" ;
          sleep 10 ;
          done

$ echo 'apiVersion: apps/v1
kind: DaemonSet
metadata:
  name: daemonset-example
spec:
  selector:
    matchLabels:
      app: daemonset-example
  template:
    metadata:
      labels:
        app: daemonset-example
    spec:
      containers:
      - name: daemonset-example
        image: ubuntu:trusty
        command:
        - /bin/sh
        args:
        - -c
        - >-
          while [ true ]; do
          echo "DaemonSet running on $(hostname)" ;
          sleep 10 ;
          done
' | kubectl create -f -

$ kubectl proxy
$ curl -X POST -H 'Content-Type: application/yaml' --data '
apiVersion: apps/v1
kind: DaemonSet
metadata:
  name: daemonset-example
spec:
  selector:
    matchLabels:
      app: daemonset-example
  template:
    metadata:
      labels:
        app: daemonset-example
    spec:
      containers:
      - name: daemonset-example
        image: ubuntu:trusty
        command:
        - /bin/sh
        args:
        - -c
        - >-
          while [ true ]; do
          echo "DaemonSet running on $(hostname)" ;
          sleep 10 ;
          done
' http://127.0.0.1:8001/apis/apps/v1/namespaces/default/daemonsets

daemonset "daemonset-example" created

{
  "kind": "DaemonSet",
  "apiVersion": "apps/v1",
  "metadata": {
    "name": "daemonset-example",
    "namespace": "default",
    "selfLink": "/apis/apps/v1/namespaces/default/daemonsets/daemonset-example",
    "uid": "65552ced-b0e2-11e6-aef0-42010af00229",
    "resourceVersion": "3558",
    "generation": 1,
    "creationTimestamp": "2016-11-22T18:35:09Z",
    "labels": {
      "app": "daemonset-example"
    }
  },
  "spec": {
    "selector": {
      "matchLabels": {
        "app": "daemonset-example"
      }
    },
    "template": {
      "metadata": {
        "creationTimestamp": null,
        "labels": {
          "app": "daemonset-example"
        }
      },
      "spec": {
        "containers": [
          {
            "name": "daemonset-example",
            "image": "ubuntu:trusty",
            "command": [
              "/bin/sh"
            ],
            "args": [
              "-c",
              "while [ true ]; do echo \"DaemonSet running on $(hostname)\" ; sleep 10 ; done"
            ],
            "resources": {},
            "terminationMessagePath": "/dev/termination-log",
            "imagePullPolicy": "IfNotPresent"
          }
        ],
        "restartPolicy": "Always",
        "terminationGracePeriodSeconds": 30,
        "dnsPolicy": "ClusterFirst",
        "securityContext": {}
      }
    }
  },
  "status": {
    "currentNumberScheduled": 0,
    "numberMisscheduled": 0,
    "desiredNumberScheduled": 0
  }
}

$ kubectl delete daemonset daemonset-example

$ kubectl proxy
$ curl -X DELETE -H 'Content-Type: application/yaml' --data '
gracePeriodSeconds: 0
orphanDependents: false
' 'http://127.0.0.1:8001/apis/apps/v1/namespaces/default/daemonsets/daemonset-example'

daemonset "daemonset-example" deleted

{
  "kind": "Status",
  "apiVersion": "v1",
  "metadata": {},
  "status": "Success",
  "code": 200
}

$ kubectl get daemonset daemonset-example -o json

$ kubectl proxy
$ curl -X GET http://127.0.0.1:8001/apis/apps/v1/namespaces/default/daemonsets/daemonset-example

apiVersion: apps/v1
kind: Deployment
metadata:
  # Unique key of the Deployment instance
  name: deployment-example
spec:
  # 3 Pods should exist at all times.
  replicas: 3
  selector:
    matchLabels:
      app: nginx
  template:
    metadata:
      labels:
        # Apply this label to pods and default
        # the Deployment label selector to this value
        app: nginx
    spec:
      containers:
      - name: nginx
        # Run this image
        image: nginx:1.14

$ echo 'apiVersion: apps/v1
kind: Deployment
metadata:
  name: deployment-example
spec:
  replicas: 3
  revisionHistoryLimit: 10
  selector:
    matchLabels:
      app: nginx
  template:
    metadata:
      labels:
        app: nginx
    spec:
      containers:
      - name: nginx
        image: nginx:1.14
        ports:
        - containerPort: 80
' | kubectl create -f -

$ kubectl proxy
$ curl -X POST -H 'Content-Type: application/yaml' --data '
apiVersion: apps/v1
kind: Deployment
metadata:
  name: deployment-example
spec:
  replicas: 3
  revisionHistoryLimit: 10
  selector:
    matchLabels:
      app: nginx
  template:
    metadata:
      labels:
        app: nginx
    spec:
      containers:
      - name: nginx
        image: nginx:1.14
        ports:
        - containerPort: 80
' http://127.0.0.1:8001/apis/apps/v1/namespaces/default/deployments

deployment "deployment-example" created

{
  "kind": "Deployment",
  "apiVersion": "apps/v1",
  "metadata": {
    "name": "deployment-example",
    "namespace": "default",
    "selfLink": "/apis/apps/v1/namespaces/default/deployments/deployment-example",
    "uid": "4ccca349-9cb1-11e6-9c54-42010a800148",
    "resourceVersion": "2118306",
    "generation": 1,
    "creationTimestamp": "2016-10-28T01:53:19Z",
    "labels": {
      "app": "nginx"
    }
  },
  "spec": {
    "replicas": 3,
    "selector": {
      "matchLabels": {
        "app": "nginx"
      }
    },
    "template": {
      "metadata": {
        "creationTimestamp": null,
        "labels": {
          "app": "nginx"
        }
      },
      "spec": {
        "containers": [
          {
            "name": "nginx",
            "image": "nginx:1.14",
            "ports": [
              {
                "containerPort": 80,
                "protocol": "TCP"
              }
            ],
            "resources": {},
            "terminationMessagePath": "/dev/termination-log",
            "imagePullPolicy": "IfNotPresent"
          }
        ],
        "restartPolicy": "Always",
        "terminationGracePeriodSeconds": 30,
        "dnsPolicy": "ClusterFirst",
        "securityContext": {}
      }
    },
    "strategy": {
      "type": "RollingUpdate",
      "rollingUpdate": {
        "maxUnavailable": 1,
        "maxSurge": 1
      }
    },
    "revisionHistoryLimit": 10
  },
  "status": {}
}

$ kubectl patch deployment deployment-example -p \
	'{"spec":{"template":{"spec":{"containers":[{"name":"nginx","image":"nginx:1.16"}]}}}}'

$ kubectl proxy
$ curl -X PATCH -H 'Content-Type: application/strategic-merge-patch+json' --data '
{"spec":{"template":{"spec":{"containers":[{"name":"nginx","image":"nginx:1.16"}]}}}}' \
	'http://127.0.0.1:8001/apis/apps/v1/namespaces/default/deployments/deployment-example'

"deployment-example" patched

{
  "kind": "Deployment",
  "apiVersion": "apps/v1",
  "metadata": {
    "name": "deployment-example",
    "namespace": "default",
    "selfLink": "/apis/apps/v1/namespaces/default/deployments/deployment-example",
    "uid": "5dc3a8e6-b0ee-11e6-aef0-42010af00229",
    "resourceVersion": "164489",
    "generation": 11,
    "creationTimestamp": "2016-11-22T20:00:50Z",
    "labels": {
      "app": "nginx"
    },
    "annotations": {
      "deployment.kubernetes.io/revision": "5"
    }
  },
  "spec": {
    "replicas": 3,
    "selector": {
      "matchLabels": {
        "app": "nginx"
      }
    },
    "template": {
      "metadata": {
        "creationTimestamp": null,
        "labels": {
          "app": "nginx"
        }
      },
      "spec": {
        "containers": [
          {
            "name": "nginx",
            "image": "nginx:1.16",
            "ports": [
              {
                "containerPort": 80,
                "protocol": "TCP"
              }
            ],
            "resources": {},
            "terminationMessagePath": "/dev/termination-log",
            "imagePullPolicy": "IfNotPresent"
          }
        ],
        "restartPolicy": "Always",
        "terminationGracePeriodSeconds": 30,
        "dnsPolicy": "ClusterFirst",
        "securityContext": {}
      }
    },
    "strategy": {
      "type": "RollingUpdate",
      "rollingUpdate": {
        "maxUnavailable": 1,
        "maxSurge": 1
      }
    },
    "revisionHistoryLimit": 10
  },
  "status": {
    "observedGeneration": 10,
    "replicas": 3,
    "updatedReplicas": 3,
    "availableReplicas": 3
  }
}