Adding local storage dashboard

dashboard/package.json

@@ -16,7 +16,7 @@
   "devDependencies": {
     "react-scripts": "1.1.4"
   },
-  "proxy": "https://192.168.140.208:8528",
+  "proxy": "https://192.168.140.211:8528",
   "scripts": {
     "start": "react-scripts start",
     "build": "react-scripts build",

dashboard/src/App.css

@@ -1,28 +0,0 @@
-.App {
-  text-align: center;
-}
-
-.App-logo {
-  animation: App-logo-spin infinite 20s linear;
-  height: 80px;
-}
-
-.App-header {
-  background-color: #222;
-  height: 150px;
-  padding: 20px;
-  color: white;
-}
-
-.App-title {
-  font-size: 1.5em;
-}
-
-.App-intro {
-  font-size: large;
-}
-
-@keyframes App-logo-spin {
-  from { transform: rotate(0deg); }
-  to { transform: rotate(360deg); }
-}

dashboard/src/App.js

@@ -1,11 +1,11 @@
 import React, { Component } from 'react';
 import ReactTimeout from 'react-timeout';
 import DeploymentOperator from './deployment/DeploymentOperator.js';
+import StorageOperator from './storage/StorageOperator.js';
 import NoOperator from './NoOperator.js';
 import Loading from './util/Loading.js';
 import api from './api/api.js';
 import { Container, Segment, Message } from 'semantic-ui-react';
-import './App.css';
 
 const PodInfoView = ({pod, namespace}) => (
   <Segment basic>
@@ -16,11 +16,14 @@ const PodInfoView = ({pod, namespace}) => (
   </Segment>
 );
 
-const OperatorsView = ({error, deployment, pod, namespace}) => {
+const OperatorsView = ({error, deployment, storage, pod, namespace}) => {
   const podInfoView = (<PodInfoView pod={pod} namespace={namespace}/>);
   if (deployment) {
     return (<DeploymentOperator podInfoView={podInfoView} error={error}/>);
   }
+  if (storage) {
+    return (<StorageOperator podInfoView={podInfoView} error={error}/>);
+  }
   return (<NoOperator podInfoView={podInfoView} error={error}/>);
 }
 
@@ -55,6 +58,7 @@ class App extends Component {
       return <OperatorsView 
         error={this.state.error}
         deployment={this.state.operators.deployment} 
+        storage={this.state.operators.storage} 
         pod={this.state.operators.pod} 
         namespace={this.state.operators.namespace} 
       />;

dashboard/src/NoOperator.js

@@ -1,22 +1,23 @@
 import React, { Component } from 'react';
-import logo from './logo.svg';
+import { Container, Message, Modal, Segment } from 'semantic-ui-react';
-import './App.css';
-import { Message } from 'semantic-ui-react';
 
 class NoOperator extends Component {
   render() {
     return (
-        <div className="App">
+        <Container>
-          <header className="App-header">
+          <Modal open>
-            <img src={logo} className="App-logo" alt="logo" />
+            <Modal.Header>Welcome to Kube-ArangoDB</Modal.Header>
-            <h1 className="App-title">Welcome to Kube-ArangoDB</h1>
+            <Modal.Content>
-          </header>
+              <Segment basic>
-          <p className="App-intro">
+                <Message color="orange">
-            There are no operators available yet.
+                  There are no operators available yet.
-          </p>
+                </Message>
-          {this.props.podInfoView}
+              </Segment>
-          {(this.props.error) ? <Message error content={this.props.error}/> : null}
+              {this.props.podInfoView}
-        </div>
+              {(this.props.error) ? <Message error content={this.props.error}/> : null}
+            </Modal.Content>
+          </Modal>
+        </Container>
     );
   }
 }

dashboard/src/storage/StorageList.js

@@ -0,0 +1,198 @@
+import { Accordion, Header, Icon, Loader, Popup, Table } from 'semantic-ui-react';
+import api from '../api/api.js';
+import CommandInstruction from '../util/CommandInstruction.js';
+import VolumeList from './VolumeList.js';
+import Loading from '../util/Loading.js';
+import React, { Component } from 'react';
+import ReactTimeout from 'react-timeout';
+import styled from 'react-emotion';
+
+const LoaderBox = styled('span')`
+  float: right;
+  width: 0;
+  padding-right: 1em;
+  max-width: 0;
+  display: inline-block;
+`;
+
+const HeaderView = ({loading}) => (
+  <Table.Header>
+    <Table.Row>
+      <Table.HeaderCell>State</Table.HeaderCell>
+      <Table.HeaderCell>Name</Table.HeaderCell>
+      <Table.HeaderCell>Local path(s)</Table.HeaderCell>
+      <Table.HeaderCell>StorageClass</Table.HeaderCell>
+      <Table.HeaderCell>
+        Actions
+        <LoaderBox><Loader size="mini" active={loading} inline/></LoaderBox>
+      </Table.HeaderCell>
+    </Table.Row>
+  </Table.Header>
+);
+
+const RowView = ({name, stateColor,localPaths, storageClass, storageClassIsDefault, deleteCommand, describeCommand, expanded, toggleExpand}) => (
+  <Table.Row>
+    <Table.Cell>
+      <Popup trigger={<Icon name={(stateColor==="green") ? "check" : "bell"} color={stateColor}/>}>
+        {getStateColorDescription(stateColor)}
+      </Popup>
+    </Table.Cell>
+    <Table.Cell onClick={toggleExpand}>
+      <Accordion>
+        <Accordion.Title active={expanded}>
+          <Icon name='dropdown' /> 
+          {name}
+        </Accordion.Title>
+      </Accordion>
+    </Table.Cell>
+    <Table.Cell>
+      {localPaths.map((item) => <code>{item}</code>)}
+    </Table.Cell>
+    <Table.Cell>
+      {storageClass}
+      <span style={{"float":"right"}}>
+        {storageClassIsDefault && <Popup trigger={<Icon name="exclamation"/>} content="Default storage class"/>}
+      </span>
+    </Table.Cell>
+    <Table.Cell>
+      <CommandInstruction 
+          trigger={<Icon link name="zoom"/>}
+          command={describeCommand}
+          title="Describe local storage"
+          description="To get more information on the state of this local storage, run:"
+        />
+      <span style={{"float":"right"}}>
+        <CommandInstruction 
+          trigger={<Icon link name="trash"/>}
+          command={deleteCommand}
+          title="Delete local storage"
+          description="To delete this local storage, run:"
+        />
+      </span>
+    </Table.Cell>
+  </Table.Row>
+);
+
+const VolumesRowView = ({name}) => (
+  <Table.Row>
+    <Table.Cell colspan="5">
+      <Header sub>Volumes</Header>
+      <VolumeList storageName={name}/>
+    </Table.Cell>
+  </Table.Row>
+);
+
+const ListView = ({items, loading}) => (
+  <Table celled>
+    <HeaderView loading={loading}/>
+    <Table.Body>
+      {
+        (items) ? items.map((item) => 
+          <RowComponent 
+            key={item.name} 
+            name={item.name}
+            localPaths={item.local_paths}
+            stateColor={item.state_color}
+            storageClass={item.storage_class}
+            storageClassIsDefault={item.storage_class_is_default}
+            deleteCommand={createDeleteCommand(item.name)}
+            describeCommand={createDescribeCommand(item.name)}
+          />
+        ) : <p>No items</p>
+      }
+    </Table.Body>
+  </Table>
+);
+
+class RowComponent extends Component {
+  state = {expanded: true};
+
+  onToggleExpand = () => { this.setState({expanded: !this.state.expanded});}
+
+  render() {
+    return [<RowView 
+      key={this.props.name} 
+      name={this.props.name}
+      localPaths={this.props.localPaths}
+      stateColor={this.props.stateColor}
+      storageClass={this.props.storageClass}
+      storageClassIsDefault={this.props.storageClassIsDefault}
+      deleteCommand={this.props.deleteCommand}
+      describeCommand={this.props.describeCommand}
+      toggleExpand={this.onToggleExpand}
+      expanded={this.state.expanded}
+    />,
+    this.state.expanded && <VolumesRowView
+      key={`${this.props.name}-vol`} 
+      name={this.props.name}
+      expanded={this.state.expanded}
+      toggleExpand={this.onToggleExpand}
+    />
+    ];
+  }
+}
+
+const EmptyView = () => (<div>No local storage resources</div>);
+
+function createDeleteCommand(name) {
+  return `kubectl delete ArangoLocalStorage ${name}`;
+}
+
+function createDescribeCommand(name) {
+  return `kubectl describe ArangoLocalStorage ${name}`;
+}
+
+function getStateColorDescription(stateColor) {
+  switch (stateColor) {
+    case "green":
+      return "Everything is running smooth.";
+    case "yellow":
+      return "There is some activity going on, but local storage is available.";
+    case "orange":
+      return "There is some activity going on, local storage may be/become unavailable. You should pay attention now!";
+    case "red":
+      return "The local storage is in a bad state and manual intervention is likely needed.";
+    default:
+      return "State is not known.";
+  }
+}
+
+class StorageList extends Component {
+  state = {
+    items: undefined,
+    error: undefined,
+    loading: true
+  };
+
+  componentDidMount() {
+    this.reloadStorages();
+  }
+
+  reloadStorages = async() => {
+    try {
+      this.setState({loading: true});
+      const result = await api.get('/api/storage');
+      this.setState({
+        items: result.storages,
+        loading: false,
+        error: undefined
+      });
+    } catch (e) {
+      this.setState({error: e.message, loading: false});
+    }
+    this.props.setTimeout(this.reloadStorages, 5000);
+  }
+
+  render() {
+    const items = this.state.items;
+    if (!items) {
+      return (<Loading/>);
+    }
+    if (items.length === 0) {
+      return (<EmptyView/>);
+    }
+    return (<ListView items={items} loading={this.state.loading}/>);
+  }
+}
+
+export default ReactTimeout(StorageList);

dashboard/src/storage/StorageOperator.js

@@ -0,0 +1,58 @@
+import React, { Component } from 'react';
+import LogoutContext from '../auth/LogoutContext.js';
+import StorageList from './StorageList.js';
+import { Header, Menu, Message, Segment } from 'semantic-ui-react';
+import styled from 'react-emotion';
+
+const StyledMenu = styled(Menu)`
+  width: 15rem !important;
+  @media (max-width: 768px) {
+    width: 10rem !important;
+  }
+`;
+
+const StyledContentBox = styled('div')`
+  margin-left: 15rem;
+  @media (max-width: 768px) {
+    margin-left: 10rem;
+  }
+`;
+
+const ListView = () => (
+  <div>
+    <Header dividing>
+      ArangoLocalStorages
+    </Header>
+    <StorageList/>
+  </div>
+);
+
+class StorageOperator extends Component {
+  render() {
+    return (
+    <div>
+        <LogoutContext.Consumer>
+        {doLogout => 
+            <StyledMenu fixed="left" vertical>
+            <Menu.Item>
+                Local storages
+            </Menu.Item>
+            <Menu.Item position="right" onClick={() => doLogout()}>
+                Logout
+            </Menu.Item>
+            </StyledMenu>
+        }
+        </LogoutContext.Consumer>
+        <StyledContentBox>
+        <Segment basic clearing>
+            <ListView/>
+        </Segment>
+        {this.props.podInfoView}
+        {(this.props.error) ? <Segment basic><Message error content={this.props.error}/></Segment> : null}
+        </StyledContentBox>
+    </div>
+    );
+  }
+}
+
+export default StorageOperator;

dashboard/src/storage/VolumeList.js

@@ -0,0 +1,141 @@
+import { Icon, Loader, Popup, Table } from 'semantic-ui-react';
+import api from '../api/api.js';
+import CommandInstruction from '../util/CommandInstruction.js';
+import Loading from '../util/Loading.js';
+import React, { Component } from 'react';
+import ReactTimeout from 'react-timeout';
+import styled from 'react-emotion';
+
+const LoaderBox = styled('span')`
+  float: right;
+  width: 0;
+  padding-right: 1em;
+  max-width: 0;
+  display: inline-block;
+`;
+
+const HeaderView = ({loading}) => (
+  <Table.Header>
+    <Table.Row>
+      <Table.HeaderCell>State</Table.HeaderCell>
+      <Table.HeaderCell>Name</Table.HeaderCell>
+      <Table.HeaderCell>
+        Actions
+        <LoaderBox><Loader size="mini" active={loading} inline/></LoaderBox>
+      </Table.HeaderCell>
+    </Table.Row>
+  </Table.Header>
+);
+
+const RowView = ({name, stateColor, describeCommand, deleteCommand}) => (
+  <Table.Row>
+    <Table.Cell>
+      <Popup trigger={<Icon name={(stateColor==="green") ? "check" : "bell"} color={stateColor}/>}>
+        {getStateColorDescription(stateColor)}
+      </Popup>
+    </Table.Cell>
+    <Table.Cell>
+      {name}
+    </Table.Cell>
+    <Table.Cell>
+      <CommandInstruction 
+          trigger={<Icon link name="zoom"/>}
+          command={describeCommand}
+          title="Describe PersistentVolume"
+          description="To get more information on the state of this PersistentVolume, run:"
+        />
+      <span style={{"float":"right"}}>
+        <CommandInstruction 
+          trigger={<Icon link name="trash"/>}
+          command={deleteCommand}
+          title="Delete PersistentVolume"
+          description="To delete this PersistentVolume, run:"
+        />
+      </span>
+    </Table.Cell>
+  </Table.Row>
+);
+
+const ListView = ({items, loading}) => (
+  <Table celled>
+    <HeaderView loading={loading}/>
+    <Table.Body>
+      {
+        (items) ? items.map((item) => 
+          <RowView 
+            key={item.name} 
+            name={item.name}
+            stateColor={item.state_color}
+            deleteCommand={createDeleteCommand(item.name)}
+            describeCommand={createDescribeCommand(item.name)}
+          />
+        ) : <p>No items</p>
+      }
+    </Table.Body>
+  </Table>
+);
+
+const EmptyView = () => (<div>No PersistentVolumes</div>);
+
+function createDeleteCommand(name) {
+  return `kubectl delete PersistentVolume ${name}`;
+}
+
+function createDescribeCommand(name) {
+  return `kubectl describe PersistentVolume ${name}`;
+}
+
+function getStateColorDescription(stateColor) {
+  switch (stateColor) {
+    case "green":
+      return "Everything is running smooth.";
+    case "yellow":
+      return "There is some activity going on, but PersistentVolume is available.";
+    case "orange":
+      return "There is some activity going on, PersistentVolume may be/become unavailable. You should pay attention now!";
+    case "red":
+      return "The PersistentVolume is in a bad state and manual intervention is likely needed.";
+    default:
+      return "State is not known.";
+  }
+}
+
+class VolumeList extends Component {
+  state = {
+    items: undefined,
+    error: undefined,
+    loading: true
+  };
+
+  componentDidMount() {
+    this.reloadVolumes();
+  }
+
+  reloadVolumes = async() => {
+    try {
+      this.setState({loading: true});
+      const result = await api.get(`/api/storage/${this.props.storageName}`);
+      this.setState({
+        items: result.volumes,
+        loading: false,
+        error: undefined
+      });
+    } catch (e) {
+      this.setState({error: e.message, loading: false});
+    }
+    this.props.setTimeout(this.reloadVolumes, 5000);
+  }
+
+  render() {
+    const items = this.state.items;
+    if (!items) {
+      return (<Loading/>);
+    }
+    if (items.length === 0) {
+      return (<EmptyView/>);
+    }
+    return (<ListView items={items} loading={this.state.loading}/>);
+  }
+}
+
+export default ReactTimeout(VolumeList);

manifests/templates/storage/rbac.yaml

@@ -30,6 +30,9 @@ rules:
 - apiGroups: [""]
   resources: ["pods"]
   verbs: ["get", "update"]
+- apiGroups: [""]
+  resources: ["secrets"]
+  verbs: ["get"]
 - apiGroups: ["apps"]
   resources: ["daemonsets"]
   verbs: ["*"]

manifests/templates/storage/service.yaml

@@ -0,0 +1,19 @@
+apiVersion: ""
+kind: Service
+metadata:
+  name: {{ .Storage.OperatorDeploymentName }}
+  namespace: {{ .Storage.Operator.Namespace }}
+  labels:
+    name: {{ .Storage.OperatorDeploymentName }}
+    app: arango-storage-operator
+spec:
+  ports:
+  - name: server
+    port: 8528
+    protocol: TCP
+    targetPort: 8528
+  selector:
+    name: {{ .Storage.OperatorDeploymentName }}
+    app: arango-storage-operator
+    role: leader
+  type: {{ .Storage.Operator.ServiceType }}

pkg/operator/server_api.go

@@ -60,3 +60,36 @@ func (o *Operator) GetDeployment(name string) (server.Deployment, error) {
 	}
 	return nil, maskAny(server.NotFoundError)
 }
+
+// StorageOperator provides the local storage operator (if any)
+func (o *Operator) StorageOperator() server.StorageOperator {
+	return o
+}
+
+// GetLocalStorages returns basic information for all local storages managed by the operator
+func (o *Operator) GetLocalStorages() ([]server.LocalStorage, error) {
+	o.Dependencies.LivenessProbe.Lock()
+	defer o.Dependencies.LivenessProbe.Unlock()
+
+	result := make([]server.LocalStorage, 0, len(o.localStorages))
+	for _, ls := range o.localStorages {
+		result = append(result, ls)
+	}
+	sort.Slice(result, func(i, j int) bool {
+		return result[i].Name() < result[j].Name()
+	})
+	return result, nil
+}
+
+// GetLocalStorage returns detailed information for a local, managed by the operator, with given name
+func (o *Operator) GetLocalStorage(name string) (server.LocalStorage, error) {
+	o.Dependencies.LivenessProbe.Lock()
+	defer o.Dependencies.LivenessProbe.Unlock()
+
+	for _, ls := range o.localStorages {
+		if ls.Name() == name {
+			return ls, nil
+		}
+	}
+	return nil, maskAny(server.NotFoundError)
+}

pkg/server/handlers_storage.go

@@ -0,0 +1,139 @@
+//
+// DISCLAIMER
+//
+// Copyright 2018 ArangoDB GmbH, Cologne, Germany
+//
+// 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.
+//
+// Copyright holder is ArangoDB GmbH, Cologne, Germany
+//
+// Author Ewout Prangsma
+//
+
+package server
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+)
+
+// LocalStorage is the API implemented by an ArangoLocalStorage.
+type LocalStorage interface {
+	Name() string
+	LocalPaths() []string
+	StateColor() StateColor
+	StorageClass() string
+	StorageClassIsDefault() bool
+	Volumes() []Volume
+}
+
+// StorageOperator is the API implemented by the storage operator.
+type StorageOperator interface {
+	// GetLocalStorages returns basic information for all local storages managed by the operator
+	GetLocalStorages() ([]LocalStorage, error)
+	// GetLocalStorage returns detailed information for a local, managed by the operator, with given name
+	GetLocalStorage(name string) (LocalStorage, error)
+}
+
+// LocalStorageInfo is the information returned per local storage.
+type LocalStorageInfo struct {
+	Name                  string     `json:"name"`
+	LocalPaths            []string   `json:"local_paths"`
+	StateColor            StateColor `json:"state_color"`
+	StorageClass          string     `json:"storage_class"`
+	StorageClassIsDefault bool       `json:"storage_class_is_default"`
+}
+
+// newLocalStorageInfo initializes a LocalStorageInfo for the given LocalStorage.
+func newLocalStorageInfo(ls LocalStorage) LocalStorageInfo {
+	return LocalStorageInfo{
+		Name:                  ls.Name(),
+		LocalPaths:            ls.LocalPaths(),
+		StateColor:            ls.StateColor(),
+		StorageClass:          ls.StorageClass(),
+		StorageClassIsDefault: ls.StorageClassIsDefault(),
+	}
+}
+
+// LocalStorageInfoDetails contains detailed info a local storage
+type LocalStorageInfoDetails struct {
+	LocalStorageInfo
+	Volumes []VolumeInfo `json:"volumes"`
+}
+
+// newLocalStorageInfoDetails creates a LocalStorageInfoDetails for the given local storage
+func newLocalStorageInfoDetails(ls LocalStorage) LocalStorageInfoDetails {
+	vols := ls.Volumes()
+	result := LocalStorageInfoDetails{
+		LocalStorageInfo: newLocalStorageInfo(ls),
+		Volumes:          make([]VolumeInfo, 0, len(vols)),
+	}
+	for _, v := range vols {
+		result.Volumes = append(result.Volumes, newVolumeInfo(v))
+	}
+	return result
+}
+
+// Volume is the API implemented by a volume created in a ArangoLocalStorage.
+type Volume interface {
+	Name() string
+	StateColor() StateColor
+}
+
+// VolumeInfo contained the information returned per volume that is created on behalf of a local storage.
+type VolumeInfo struct {
+	Name       string     `json:"name"`
+	StateColor StateColor `json:"state_color"`
+}
+
+// newVolumeInfo creates a VolumeInfo for the given volume
+func newVolumeInfo(v Volume) VolumeInfo {
+	return VolumeInfo{
+		Name:       v.Name(),
+		StateColor: v.StateColor(),
+	}
+}
+
+// Handle a GET /api/storage request
+func (s *Server) handleGetLocalStorages(c *gin.Context) {
+	if o := s.deps.Operators.StorageOperator(); o != nil {
+		// Fetch local storages
+		stgs, err := o.GetLocalStorages()
+		if err != nil {
+			sendError(c, err)
+		} else {
+			result := make([]LocalStorageInfo, len(stgs))
+			for i, ls := range stgs {
+				result[i] = newLocalStorageInfo(ls)
+			}
+			c.JSON(http.StatusOK, gin.H{
+				"storages": result,
+			})
+		}
+	}
+}
+
+// Handle a GET /api/storage/:name request
+func (s *Server) handleGetLocalStorageDetails(c *gin.Context) {
+	if o := s.deps.Operators.StorageOperator(); o != nil {
+		// Fetch deployments
+		ls, err := o.GetLocalStorage(c.Params.ByName("name"))
+		if err != nil {
+			sendError(c, err)
+		} else {
+			result := newLocalStorageInfoDetails(ls)
+			c.JSON(http.StatusOK, result)
+		}
+	}
+}

pkg/server/server.go

@@ -69,6 +69,8 @@ type Dependencies struct {
 type Operators interface {
 	// Return the deployment operator (if any)
 	DeploymentOperator() DeploymentOperator
+	// Return the local storage operator (if any)
+	StorageOperator() StorageOperator
 }
 
 // Server is the HTTPS server for the operator.
@@ -153,6 +155,10 @@ func NewServer(cli corev1.CoreV1Interface, cfg Config, deps Dependencies) (*Serv
 		// Deployment operator
 		api.GET("/deployment", s.handleGetDeployments)
 		api.GET("/deployment/:name", s.handleGetDeploymentDetails)
+
+		// Local storage operator
+		api.GET("/storage", s.handleGetLocalStorages)
+		api.GET("/storage/:name", s.handleGetLocalStorageDetails)
 	}
 	// Dashboard
 	r.GET("/", createAssetFileHandler(dashboard.Assets.Files["index.html"]))

pkg/storage/server_api.go

@@ -0,0 +1,70 @@
+//
+// DISCLAIMER
+//
+// Copyright 2018 ArangoDB GmbH, Cologne, Germany
+//
+// 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.
+//
+// Copyright holder is ArangoDB GmbH, Cologne, Germany
+//
+// Author Ewout Prangsma
+//
+
+package storage
+
+import (
+	"github.com/arangodb/kube-arangodb/pkg/server"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+// Name returns the name of the local storage resource
+func (ls *LocalStorage) Name() string {
+	return ls.apiObject.Name
+}
+
+// LocalPaths returns the local paths (on nodes) of the local storage resource
+func (ls *LocalStorage) LocalPaths() []string {
+	return ls.apiObject.Spec.LocalPath
+}
+
+// StateColor returns a color describing the state of the local storage resource
+func (ls *LocalStorage) StateColor() server.StateColor {
+	// TODO
+	return server.StateYellow
+}
+
+// StorageClass returns the name of the StorageClass specified in the local storage resource
+func (ls *LocalStorage) StorageClass() string {
+	return ls.apiObject.Spec.StorageClass.Name
+}
+
+// StorageClassIsDefault returns true if the StorageClass used by this local storage resource is supposed to be default
+func (ls *LocalStorage) StorageClassIsDefault() bool {
+	return ls.apiObject.Spec.StorageClass.IsDefault
+}
+
+// Volumes returns all volumes created by the local storage resource
+func (ls *LocalStorage) Volumes() []server.Volume {
+	list, err := ls.deps.KubeCli.CoreV1().PersistentVolumes().List(metav1.ListOptions{})
+	if err != nil {
+		ls.deps.Log.Error().Err(err).Msg("Failed to list persistent volumes")
+		return nil
+	}
+	result := make([]server.Volume, 0, len(list.Items))
+	for _, pv := range list.Items {
+		if ls.isOwnerOf(&pv) {
+			result = append(result, serverVolume(pv))
+		}
+	}
+	return result
+}

pkg/storage/server_volume_api.go

@@ -0,0 +1,46 @@
+//
+// DISCLAIMER
+//
+// Copyright 2018 ArangoDB GmbH, Cologne, Germany
+//
+// 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.
+//
+// Copyright holder is ArangoDB GmbH, Cologne, Germany
+//
+// Author Ewout Prangsma
+//
+
+package storage
+
+import (
+	"github.com/arangodb/kube-arangodb/pkg/server"
+	"k8s.io/api/core/v1"
+)
+
+type serverVolume v1.PersistentVolume
+
+// Name returns the name of the volume
+func (v serverVolume) Name() string {
+	return v.ObjectMeta.GetName()
+}
+
+func (v serverVolume) StateColor() server.StateColor {
+	switch v.Status.Phase {
+	default:
+		return server.StateYellow
+	case v1.VolumeBound:
+		return server.StateGreen
+	case v1.VolumeFailed:
+		return server.StateRed
+	}
+}

tools/manifests/manifest_builder.go

@@ -63,6 +63,7 @@ var (
 	storageTemplateNames = []string{
 		"rbac.yaml",
 		"deployment.yaml",
+		"service.yaml",
 	}
 	testTemplateNames = []string{
 		"rbac.yaml",