Adds source code

.gitignore

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+_output
+.Makefile.swp

Makefile

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+# Copyright 2017 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+REGISTRY_NAME=quay.io/k8scsi
+IMAGE_NAME=hostpathplugin
+IMAGE_VERSION=canary
+IMAGE_TAG=$(REGISTRY_NAME)/$(IMAGE_NAME):$(IMAGE_VERSION)
+REV=$(shell git describe --long --tags --dirty)
+
+.PHONY: all hostpath clean hostpath-container
+
+all:  hostpath
+
+test:
+	go test github.com/kubernetes-csi/csi-driver-host-path/pkg/... -cover
+	go vet github.com/kubernetes-csi/csi-driver-host-path/pkg/...
+hostpath:
+	if [ ! -d ./vendor ]; then dep ensure -vendor-only; fi
+	CGO_ENABLED=0 GOOS=linux go build -a -ldflags '-X github.com/kubernetes-csi/csi-driver-host-path/pkg/hostpath.vendorVersion=$(REV) -extldflags "-static"' -o _output/hostpathplugin ./app
+hostpath-container: hostpath
+	docker build -t $(IMAGE_TAG) -f ./app/Dockerfile .
+push: hostpath-container
+	docker push $(IMAGE_TAG)
+clean:
+	go clean -r -x
+	-rm -rf _output

app/Dockerfile

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+FROM alpine
+LABEL maintainers="Kubernetes Authors"
+LABEL description="HostPath Driver"
+
+COPY ./_output/hostpathplugin /hostpathplugin
+ENTRYPOINT ["/hostpathplugin"]

app/main.go

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+/*
+Copyright 2017 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package main
+
+import (
+	"flag"
+	"os"
+
+	"github.com/kubernetes-csi/csi-driver-host-path/pkg/hostpath"
+)
+
+func init() {
+	flag.Set("logtostderr", "true")
+}
+
+var (
+	endpoint   = flag.String("endpoint", "unix://tmp/csi.sock", "CSI endpoint")
+	driverName = flag.String("drivername", "csi-hostpath", "name of the driver")
+	nodeID     = flag.String("nodeid", "", "node id")
+)
+
+func main() {
+	flag.Parse()
+
+	handle()
+	os.Exit(0)
+}
+
+func handle() {
+	driver := hostpath.GetHostPathDriver()
+	driver.Run(*driverName, *nodeID, *endpoint)
+}

deploy/hostpath/README.md

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+The .yaml files in this directory depend on the RBAC files that were
+released together the CSI sidecar containers. Check the repos and/or
+release notes for the CSI sidecar containers for details.
+
+https://kubernetes-csi.github.io/docs/ has an example that puts all
+pieces together.

deploy/hostpath/csi-hostpath-attacher.yaml

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+kind: Service
+apiVersion: v1
+metadata:
+  name: csi-hostpath-attacher
+  labels:
+    app: csi-hostpath-attacher
+spec:
+  selector:
+    app: csi-hostpath-attacher
+  ports:
+    - name: dummy
+      port: 12345
+
+---
+kind: StatefulSet
+apiVersion: apps/v1
+metadata:
+  name: csi-hostpath-attacher
+spec:
+  serviceName: "csi-hostpath-attacher"
+  replicas: 1
+  selector:
+    matchLabels:
+      app: csi-hostpath-attacher
+  template:
+    metadata:
+      labels:
+        app: csi-hostpath-attacher
+    spec:
+      serviceAccountName: csi-attacher
+      containers:
+        - name: csi-attacher
+          image: gcr.io/gke-release/csi-attacher:v1.0.0-gke.0
+          args:
+            - --v=5
+            - --csi-address=$(ADDRESS)
+          env:
+            - name: ADDRESS
+              value: /csi/csi.sock
+          imagePullPolicy: Always
+          volumeMounts:
+          - mountPath: /csi
+            name: socket-dir
+      volumes:
+        - hostPath:
+            path: /var/lib/kubelet/plugins/csi-hostpath
+            type: DirectoryOrCreate
+          name: socket-dir

deploy/hostpath/csi-hostpath-provisioner.yaml

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+kind: Service
+apiVersion: v1
+metadata:
+  name: csi-hostpath-provisioner 
+  labels:
+    app: csi-hostpath-provisioner 
+spec:
+  selector:
+    app: csi-hostpath-provisioner 
+  ports:
+    - name: dummy
+      port: 12345
+
+---
+kind: StatefulSet
+apiVersion: apps/v1
+metadata:
+  name: csi-hostpath-provisioner
+spec:
+  serviceName: "csi-hostpath-provisioner"
+  replicas: 1
+  selector:
+    matchLabels:
+      app: csi-hostpath-provisioner
+  template:
+    metadata:
+      labels:
+        app: csi-hostpath-provisioner
+    spec:
+      serviceAccountName: csi-provisioner
+      containers:
+        - name: csi-provisioner
+          image: gcr.io/gke-release/csi-provisioner:v1.0.0-gke.0
+          args:
+            - "--provisioner=csi-hostpath"
+            - "--csi-address=$(ADDRESS)"
+            - "--connection-timeout=15s"
+          env:
+            - name: ADDRESS
+              value: /csi/csi.sock
+          imagePullPolicy: Always
+          volumeMounts:
+            - mountPath: /csi
+              name: socket-dir
+      volumes:
+        - hostPath:
+            path: /var/lib/kubelet/plugins/csi-hostpath
+            type: DirectoryOrCreate
+          name: socket-dir

deploy/hostpath/csi-hostpath-snapshotter.yaml

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+kind: Service
+apiVersion: v1
+metadata:
+  name: csi-hostpath-snapshotter
+  labels:
+    app: csi-hostpath-snapshotter
+spec:
+  selector:
+    app: csi-hostpath-snapshotter
+  ports:
+    - name: dummy
+      port: 12345
+
+---
+kind: StatefulSet
+apiVersion: apps/v1
+metadata:
+  name: csi-hostpath-snapshotter
+spec:
+  serviceName: "csi-hostpath-snapshotter"
+  replicas: 1
+  selector:
+    matchLabels:
+      app: csi-hostpath-snapshotter
+  template:
+    metadata:
+      labels:
+        app: csi-hostpath-snapshotter
+    spec:
+      serviceAccount: csi-snapshotter
+      containers:
+        - name: csi-snapshotter
+          image: quay.io/k8scsi/csi-snapshotter:v0.4.1
+          args:
+            - "--csi-address=$(ADDRESS)"
+            - "--connection-timeout=15s"
+          env:
+            - name: ADDRESS
+              value: /csi/csi.sock
+          imagePullPolicy: Always
+          volumeMounts:
+            - mountPath: /csi
+              name: socket-dir
+      volumes:
+        - hostPath:
+            path: /var/lib/kubelet/plugins/csi-hostpath
+            type: DirectoryOrCreate
+          name: socket-dir

deploy/hostpath/csi-hostpathplugin.yaml

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+kind: DaemonSet
+apiVersion: apps/v1
+metadata:
+  name: csi-hostpathplugin
+spec:
+  selector:
+    matchLabels:
+      app: csi-hostpathplugin
+  template:
+    metadata:
+      labels:
+        app: csi-hostpathplugin
+    spec:
+      serviceAccountName: csi-driver-registrar
+      hostNetwork: true
+      containers:
+        - name: driver-registrar
+          image: gcr.io/gke-release/csi-driver-registrar:v1.0.1-gke.0
+          args:
+            - --v=5
+            - --csi-address=/csi/csi.sock
+            - --kubelet-registration-path=/var/lib/kubelet/plugins/csi-hostpath/csi.sock
+          env:
+            - name: KUBE_NODE_NAME
+              valueFrom:
+                fieldRef:
+                  apiVersion: v1
+                  fieldPath: spec.nodeName
+          imagePullPolicy: Always
+          volumeMounts:
+          - mountPath: /csi
+            name: socket-dir
+          - mountPath: /registration
+            name: registration-dir
+        - name: hostpath
+          image: quay.io/k8scsi/hostpathplugin:v1.0.0
+          args:
+            - "--v=5"
+            - "--endpoint=$(CSI_ENDPOINT)"
+            - "--nodeid=$(KUBE_NODE_NAME)"
+          env:
+            - name: CSI_ENDPOINT
+              value: unix:///csi/csi.sock
+            - name: KUBE_NODE_NAME
+              valueFrom:
+                fieldRef:
+                  apiVersion: v1
+                  fieldPath: spec.nodeName
+          imagePullPolicy: Always
+          securityContext:
+            privileged: true
+          volumeMounts:
+            - mountPath: /csi
+              name: socket-dir
+            - mountPath: /var/lib/kubelet/pods
+              mountPropagation: Bidirectional
+              name: mountpoint-dir
+      volumes:
+        - hostPath:
+            path: /var/lib/kubelet/plugins/csi-hostpath
+            type: DirectoryOrCreate
+          name: socket-dir
+        - hostPath:
+            path: /var/lib/kubelet/pods
+            type: DirectoryOrCreate
+          name: mountpoint-dir
+        - hostPath:
+            path: /var/lib/kubelet/plugins_registry
+            type: Directory
+          name: registration-dir

examples/hostpath/csi-app.yaml

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+kind: Pod
+apiVersion: v1
+metadata:
+  name: my-csi-app
+spec:
+  containers:
+    - name: my-frontend
+      image: busybox
+      volumeMounts:
+      - mountPath: "/data"
+        name: my-csi-volume
+      command: [ "sleep", "1000000" ]
+  volumes:
+    - name: my-csi-volume
+      persistentVolumeClaim:
+        claimName: csi-pvc # defined in csi-pvs.yaml

examples/hostpath/csi-pvc.yaml

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+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: csi-pvc
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 1Gi
+  storageClassName: csi-hostpath-sc # defined in csi-setup.yaml

examples/hostpath/csi-storageclass.yaml

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+apiVersion: storage.k8s.io/v1
+kind: StorageClass
+metadata:
+  name: csi-hostpath-sc
+provisioner: csi-hostpath
+reclaimPolicy: Delete
+volumeBindingMode: Immediate