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Creating daskboard web-app

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This commit is contained in:
Ewout Prangsma 2018-07-02 12:40:32 +02:00
parent 58e607ca3c
commit 001e9217e0
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GPG key ID: 4DBAD380D93D0698
26 changed files with 14366 additions and 16 deletions
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21
dashboard/.gitignore vendored Normal file
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# See https://help.github.com/ignore-files/ for more about ignoring files.
# dependencies
/node_modules
# testing
/coverage
# production
/build
# misc
.DS_Store
.env.local
.env.development.local
.env.test.local
.env.production.local
npm-debug.log*
yarn-debug.log*
yarn-error.log*

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{
"name": "dashboard",
"version": "0.1.0",
"private": true,
"dependencies": {
"react": "^16.4.1",
"react-dom": "^16.4.1"
},
"devDependencies": {
"react-scripts": "1.1.4"
},
"proxy": "https://192.168.140.208:8528",
"scripts": {
"start": "react-scripts start",
"build": "react-scripts build",
"test": "react-scripts test --env=jsdom",
"eject": "react-scripts eject"
}
}

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<meta name="theme-color" content="#000000">
<!--
manifest.json provides metadata used when your web app is added to the
homescreen on Android. See https://developers.google.com/web/fundamentals/engage-and-retain/web-app-manifest/
-->
<link rel="manifest" href="%PUBLIC_URL%/manifest.json">
<link rel="shortcut icon" href="%PUBLIC_URL%/favicon.ico">
<!--
Notice the use of %PUBLIC_URL% in the tags above.
It will be replaced with the URL of the `public` folder during the build.
Only files inside the `public` folder can be referenced from the HTML.
Unlike "/favicon.ico" or "favicon.ico", "%PUBLIC_URL%/favicon.ico" will
work correctly both with client-side routing and a non-root public URL.
Learn how to configure a non-root public URL by running `npm run build`.
-->
<title>Kube-ArangoDB</title>
</head>
<body>
<noscript>
You need to enable JavaScript to run this app.
</noscript>
<div id="root"></div>
<!--
This HTML file is a template.
If you open it directly in the browser, you will see an empty page.
You can add webfonts, meta tags, or analytics to this file.
The build step will place the bundled scripts into the <body> tag.
To begin the development, run `npm start` or `yarn start`.
To create a production bundle, use `npm run build` or `yarn build`.
-->
</body>
</html>

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{
"short_name": "Kube-ArangoDB Dashboard",
"name": "Kube-ArangoDB Operator Dashboard",
"icons": [
{
"src": "favicon.ico",
"sizes": "64x64 32x32 24x24 16x16",
"type": "image/x-icon"
}
],
"start_url": "./index.html",
"display": "standalone",
"theme_color": "#000000",
"background_color": "#ffffff"
}

28
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.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); }
}

41
dashboard/src/App.js Normal file
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import React, { Component } from 'react';
import DeploymentOperator from './deployment/DeploymentOperator.js';
import { apiGet } from './api/api.js';
import logo from './logo.svg';
import './App.css';
class App extends Component {
constructor() {
super();
this.state = {operators:{}};
}
async componentDidMount() {
this.reloadOperators();
}
async reloadOperators() {
const operators = await apiGet('/api/operators');
this.setState({operators});
}
render() {
setTimeout(this.reloadOperators.bind(this), 5000);
if (this.state.operators.deployment) {
return (<DeploymentOperator/>);
}
return (
<div className="App">
<header className="App-header">
<img src={logo} className="App-logo" alt="logo" />
<h1 className="App-title">Welcome to Kube-ArangoDB</h1>
</header>
<p className="App-intro">
There are no operators available yet.
</p>
</div>
);
}
}
export default App;

9
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import React from 'react';
import ReactDOM from 'react-dom';
import App from './App';
it('renders without crashing', () => {
const div = document.createElement('div');
ReactDOM.render(<App />, div);
ReactDOM.unmountComponentAtNode(div);
});

8
dashboard/src/api/api.js Normal file
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// apiGet performs a GET request on the API with given local URL.
// The result is decoded from JSON and returned.
export async function apiGet(localURL: string): Promise<Any> {
const result = await fetch(localURL);
const decoded = await result.json();
return decoded;
}

37
dashboard/src/deployment/DeploymentList.js Normal file
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import React, { Component } from 'react';
import { apiGet } from '../api/api.js';
import DeploymentRow from './DeploymentRow.js';
//import logo from './logo.svg';
//import './App.css';
class DeploymentList extends Component {
constructor() {
super();
this.state = {items:[]};
}
async componentDidMount() {
this.reloadDeployments();
}
async reloadDeployments() {
const result = await apiGet('/api/deployment');
this.setState({items:result.deployments});
}
render() {
setTimeout(this.reloadDeployments.bind(this), 5000);
const items = this.state.items;
return (
<table>
<tbody>
{
(items) ? items.map((item) => <DeploymentRow key={item.name} info={item}/>) : <p>No items</p>
}
</tbody>
</table>
);
}
}
export default DeploymentList;

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dashboard/src/deployment/DeploymentOperator.js Normal file
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import React, { Component } from 'react';
import DeploymentList from './DeploymentList.js';
//import logo from './logo.svg';
//import './App.css';
class DeploymentOperator extends Component {
render() {
return (
<div className="App">
<header className="App-header">
<h1 className="App-title">ArangoDeployments....</h1>
</header>
<DeploymentList/>
</div>
);
}
}
export default DeploymentOperator;

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dashboard/src/deployment/DeploymentRow.js Normal file
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import React, { Component } from 'react';
//import logo from './logo.svg';
//import './App.css';
class DeploymentRow extends Component {
render() {
return (
<tr>
<td>{this.props.info.name}</td>
<td>{this.props.info.mode}</td>
</tr>
);
}
}
export default DeploymentRow;

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body {
margin: 0;
padding: 0;
font-family: sans-serif;
}

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dashboard/src/index.js Normal file
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import React from 'react';
import ReactDOM from 'react-dom';
import './index.css';
import App from './App';
import registerServiceWorker from './registerServiceWorker';
ReactDOM.render(<App />, document.getElementById('root'));
registerServiceWorker();

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<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 841.9 595.3">
<g fill="#61DAFB">
<path d="M666.3 296.5c0-32.5-40.7-63.3-103.1-82.4 14.4-63.6 8-114.2-20.2-130.4-6.5-3.8-14.1-5.6-22.4-5.6v22.3c4.6 0 8.3.9 11.4 2.6 13.6 7.8 19.5 37.5 14.9 75.7-1.1 9.4-2.9 19.3-5.1 29.4-19.6-4.8-41-8.5-63.5-10.9-13.5-18.5-27.5-35.3-41.6-50 32.6-30.3 63.2-46.9 84-46.9V78c-27.5 0-63.5 19.6-99.9 53.6-36.4-33.8-72.4-53.2-99.9-53.2v22.3c20.7 0 51.4 16.5 84 46.6-14 14.7-28 31.4-41.3 49.9-22.6 2.4-44 6.1-63.6 11-2.3-10-4-19.7-5.2-29-4.7-38.2 1.1-67.9 14.6-75.8 3-1.8 6.9-2.6 11.5-2.6V78.5c-8.4 0-16 1.8-22.6 5.6-28.1 16.2-34.4 66.7-19.9 130.1-62.2 19.2-102.7 49.9-102.7 82.3 0 32.5 40.7 63.3 103.1 82.4-14.4 63.6-8 114.2 20.2 130.4 6.5 3.8 14.1 5.6 22.5 5.6 27.5 0 63.5-19.6 99.9-53.6 36.4 33.8 72.4 53.2 99.9 53.2 8.4 0 16-1.8 22.6-5.6 28.1-16.2 34.4-66.7 19.9-130.1 62-19.1 102.5-49.9 102.5-82.3zm-130.2-66.7c-3.7 12.9-8.3 26.2-13.5 39.5-4.1-8-8.4-16-13.1-24-4.6-8-9.5-15.8-14.4-23.4 14.2 2.1 27.9 4.7 41 7.9zm-45.8 106.5c-7.8 13.5-15.8 26.3-24.1 38.2-14.9 1.3-30 2-45.2 2-15.1 0-30.2-.7-45-1.9-8.3-11.9-16.4-24.6-24.2-38-7.6-13.1-14.5-26.4-20.8-39.8 6.2-13.4 13.2-26.8 20.7-39.9 7.8-13.5 15.8-26.3 24.1-38.2 14.9-1.3 30-2 45.2-2 15.1 0 30.2.7 45 1.9 8.3 11.9 16.4 24.6 24.2 38 7.6 13.1 14.5 26.4 20.8 39.8-6.3 13.4-13.2 26.8-20.7 39.9zm32.3-13c5.4 13.4 10 26.8 13.8 39.8-13.1 3.2-26.9 5.9-41.2 8 4.9-7.7 9.8-15.6 14.4-23.7 4.6-8 8.9-16.1 13-24.1zM421.2 430c-9.3-9.6-18.6-20.3-27.8-32 9 .4 18.2.7 27.5.7 9.4 0 18.7-.2 27.8-.7-9 11.7-18.3 22.4-27.5 32zm-74.4-58.9c-14.2-2.1-27.9-4.7-41-7.9 3.7-12.9 8.3-26.2 13.5-39.5 4.1 8 8.4 16 13.1 24 4.7 8 9.5 15.8 14.4 23.4zM420.7 163c9.3 9.6 18.6 20.3 27.8 32-9-.4-18.2-.7-27.5-.7-9.4 0-18.7.2-27.8.7 9-11.7 18.3-22.4 27.5-32zm-74 58.9c-4.9 7.7-9.8 15.6-14.4 23.7-4.6 8-8.9 16-13 24-5.4-13.4-10-26.8-13.8-39.8 13.1-3.1 26.9-5.8 41.2-7.9zm-90.5 125.2c-35.4-15.1-58.3-34.9-58.3-50.6 0-15.7 22.9-35.6 58.3-50.6 8.6-3.7 18-7 27.7-10.1 5.7 19.6 13.2 40 22.5 60.9-9.2 20.8-16.6 41.1-22.2 60.6-9.9-3.1-19.3-6.5-28-10.2zM310 490c-13.6-7.8-19.5-37.5-14.9-75.7 1.1-9.4 2.9-19.3 5.1-29.4 19.6 4.8 41 8.5 63.5 10.9 13.5 18.5 27.5 35.3 41.6 50-32.6 30.3-63.2 46.9-84 46.9-4.5-.1-8.3-1-11.3-2.7zm237.2-76.2c4.7 38.2-1.1 67.9-14.6 75.8-3 1.8-6.9 2.6-11.5 2.6-20.7 0-51.4-16.5-84-46.6 14-14.7 28-31.4 41.3-49.9 22.6-2.4 44-6.1 63.6-11 2.3 10.1 4.1 19.8 5.2 29.1zm38.5-66.7c-8.6 3.7-18 7-27.7 10.1-5.7-19.6-13.2-40-22.5-60.9 9.2-20.8 16.6-41.1 22.2-60.6 9.9 3.1 19.3 6.5 28.1 10.2 35.4 15.1 58.3 34.9 58.3 50.6-.1 15.7-23 35.6-58.4 50.6zM320.8 78.4z"/>
<circle cx="420.9" cy="296.5" r="45.7"/>
<path d="M520.5 78.1z"/>
</g>
</svg>
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117
dashboard/src/registerServiceWorker.js Normal file
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// In production, we register a service worker to serve assets from local cache.
// This lets the app load faster on subsequent visits in production, and gives
// it offline capabilities. However, it also means that developers (and users)
// will only see deployed updates on the "N+1" visit to a page, since previously
// cached resources are updated in the background.
// To learn more about the benefits of this model, read https://goo.gl/KwvDNy.
// This link also includes instructions on opting out of this behavior.
const isLocalhost = Boolean(
window.location.hostname === 'localhost' ||
// [::1] is the IPv6 localhost address.
window.location.hostname === '[::1]' ||
// 127.0.0.1/8 is considered localhost for IPv4.
window.location.hostname.match(
/^127(?:\.(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)){3}$/
)
);
export default function register() {
if (process.env.NODE_ENV === 'production' && 'serviceWorker' in navigator) {
// The URL constructor is available in all browsers that support SW.
const publicUrl = new URL(process.env.PUBLIC_URL, window.location);
if (publicUrl.origin !== window.location.origin) {
// Our service worker won't work if PUBLIC_URL is on a different origin
// from what our page is served on. This might happen if a CDN is used to
// serve assets; see https://github.com/facebookincubator/create-react-app/issues/2374
return;
}
window.addEventListener('load', () => {
const swUrl = `${process.env.PUBLIC_URL}/service-worker.js`;
if (isLocalhost) {
// This is running on localhost. Lets check if a service worker still exists or not.
checkValidServiceWorker(swUrl);
// Add some additional logging to localhost, pointing developers to the
// service worker/PWA documentation.
navigator.serviceWorker.ready.then(() => {
console.log(
'This web app is being served cache-first by a service ' +
'worker. To learn more, visit https://goo.gl/SC7cgQ'
);
});
} else {
// Is not local host. Just register service worker
registerValidSW(swUrl);
}
});
}
}
function registerValidSW(swUrl) {
navigator.serviceWorker
.register(swUrl)
.then(registration => {
registration.onupdatefound = () => {
const installingWorker = registration.installing;
installingWorker.onstatechange = () => {
if (installingWorker.state === 'installed') {
if (navigator.serviceWorker.controller) {
// At this point, the old content will have been purged and
// the fresh content will have been added to the cache.
// It's the perfect time to display a "New content is
// available; please refresh." message in your web app.
console.log('New content is available; please refresh.');
} else {
// At this point, everything has been precached.
// It's the perfect time to display a
// "Content is cached for offline use." message.
console.log('Content is cached for offline use.');
}
}
};
};
})
.catch(error => {
console.error('Error during service worker registration:', error);
});
}
function checkValidServiceWorker(swUrl) {
// Check if the service worker can be found. If it can't reload the page.
fetch(swUrl)
.then(response => {
// Ensure service worker exists, and that we really are getting a JS file.
if (
response.status === 404 ||
response.headers.get('content-type').indexOf('javascript') === -1
) {
// No service worker found. Probably a different app. Reload the page.
navigator.serviceWorker.ready.then(registration => {
registration.unregister().then(() => {
window.location.reload();
});
});
} else {
// Service worker found. Proceed as normal.
registerValidSW(swUrl);
}
})
.catch(() => {
console.log(
'No internet connection found. App is running in offline mode.'
);
});
}
export function unregister() {
if ('serviceWorker' in navigator) {
navigator.serviceWorker.ready.then(registration => {
registration.unregister();
});
}
}

22
main.go
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@ -171,6 +171,16 @@ func cmdMainRun(cmd *cobra.Command, args []string) {
cliLog.Fatal().Err(err).Msg("Failed to create Kubernetes client")
}
// Create operator
cfg, deps, err := newOperatorConfigAndDeps(id+"-"+name, namespace, name)
if err != nil {
cliLog.Fatal().Err(err).Msg("Failed to create operator config & deps")
}
o, err := operator.NewOperator(cfg, deps)
if err != nil {
cliLog.Fatal().Err(err).Msg("Failed to create operator")
}
listenAddr := net.JoinHostPort(serverOptions.host, strconv.Itoa(serverOptions.port))
if svr, err := server.NewServer(kubecli.CoreV1(), server.Config{
Address: listenAddr,
@ -179,27 +189,21 @@ func cmdMainRun(cmd *cobra.Command, args []string) {
PodName: name,
PodIP: ip,
}, server.Dependencies{
Log: logService.MustGetLogger("server"),
LivenessProbe: &livenessProbe,
DeploymentProbe: &deploymentProbe,
DeploymentReplicationProbe: &deploymentReplicationProbe,
StorageProbe: &storageProbe,
Operators: o,
}); err != nil {
cliLog.Fatal().Err(err).Msg("Failed to create HTTP server")
} else {
go svr.Run()
}
cfg, deps, err := newOperatorConfigAndDeps(id+"-"+name, namespace, name)
if err != nil {
cliLog.Fatal().Err(err).Msg("Failed to create operator config & deps")
}
// startChaos(context.Background(), cfg.KubeCli, cfg.Namespace, chaosLevel)
o, err := operator.NewOperator(cfg, deps)
if err != nil {
cliLog.Fatal().Err(err).Msg("Failed to create operator")
}
// Start operator
o.Run()
}

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//
// 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 deployment
import (
api "github.com/arangodb/kube-arangodb/pkg/apis/deployment/v1alpha"
)
// Name returns the name of the deployment.
func (d *Deployment) Name() string {
return d.apiObject.Name
}
// Mode returns the mode of the deployment.
func (d *Deployment) Mode() api.DeploymentMode {
return d.GetSpec().GetMode()
}

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pkg/operator/server_api.go Normal file
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//
// 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 operator
import (
"sort"
"github.com/arangodb/kube-arangodb/pkg/server"
)
// DeploymentOperator provides access to the deployment operator.
func (o *Operator) DeploymentOperator() server.DeploymentOperator {
return o
}
// GetDeployments returns all current deployments
func (o *Operator) GetDeployments() ([]server.Deployment, error) {
o.Dependencies.LivenessProbe.Lock()
defer o.Dependencies.LivenessProbe.Unlock()
result := make([]server.Deployment, 0, len(o.deployments))
for _, d := range o.deployments {
result = append(result, d)
}
sort.Slice(result, func(i, j int) bool {
return result[i].Name() < result[j].Name()
})
return result, nil
}

16
pkg/server/errors.go
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@ -22,8 +22,22 @@
package server
import "github.com/pkg/errors"
import (
"net/http"
"github.com/gin-gonic/gin"
"github.com/pkg/errors"
)
var (
maskAny = errors.WithStack
)
// sendError sends an error on the given context
func sendError(c *gin.Context, err error) {
// TODO proper status handling
code := http.StatusInternalServerError
c.JSON(code, gin.H{
"error": err.Error(),
})
}

44
pkg/server/handlers.go Normal file
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@ -0,0 +1,44 @@
//
// 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"
)
type operatorsResponse struct {
Deployment bool `json:"deployment"`
DeploymentReplication bool `json:"deployment_replication"`
Storage bool `json:"storage"`
}
// Handle a GET /api/operators request
func (s *Server) handleGetOperators(c *gin.Context) {
c.JSON(http.StatusOK, operatorsResponse{
Deployment: s.deps.DeploymentProbe.IsReady(),
DeploymentReplication: s.deps.DeploymentReplicationProbe.IsReady(),
Storage: s.deps.StorageProbe.IsReady(),
})
}

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//
// 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"
api "github.com/arangodb/kube-arangodb/pkg/apis/deployment/v1alpha"
)
// Deployment is the API implemented by an ArangoDeployment.
type Deployment interface {
Name() string
Mode() api.DeploymentMode
}
// DeploymentOperator is the API implemented by the deployment operator.
type DeploymentOperator interface {
GetDeployments() ([]Deployment, error)
}
// DeploymentInfo is the information returned per deployment.
type DeploymentInfo struct {
Name string `json:"name"`
Mode api.DeploymentMode `json:"mode"`
}
// Handle a GET /api/deployment request
func (s *Server) handleGetDeployments(c *gin.Context) {
if do := s.deps.Operators.DeploymentOperator(); do != nil {
// Fetch deployments
depls, err := do.GetDeployments()
if err != nil {
sendError(c, err)
} else {
result := make([]DeploymentInfo, len(depls))
for i, d := range depls {
result[i] = DeploymentInfo{
Name: d.Name(),
Mode: d.Mode(),
}
}
c.JSON(http.StatusOK, gin.H{
"deployments": result,
})
}
}
}

28
pkg/server/server.go
View file

@ -31,6 +31,7 @@ import (
certificates "github.com/arangodb-helper/go-certificates"
"github.com/gin-gonic/gin"
"github.com/prometheus/client_golang/prometheus"
"github.com/rs/zerolog"
"k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
corev1 "k8s.io/client-go/kubernetes/typed/core/v1"
@ -49,10 +50,18 @@ type Config struct {
// Dependencies of the Server
type Dependencies struct {
Log zerolog.Logger
LivenessProbe *probe.LivenessProbe
DeploymentProbe *probe.ReadyProbe
DeploymentReplicationProbe *probe.ReadyProbe
StorageProbe *probe.ReadyProbe
Operators Operators
}
// Operators is the API provided to the server for accessing the various operators.
type Operators interface {
// Return the deployment operator (if any)
DeploymentOperator() DeploymentOperator
}
// Server is the HTTPS server for the operator.
@ -111,6 +120,12 @@ func NewServer(cli corev1.CoreV1Interface, cfg Config, deps Dependencies) (*Serv
tlsConfig.BuildNameToCertificate()
httpServer.TLSConfig = tlsConfig
// Builder server
s := &Server{
deps: deps,
httpServer: httpServer,
}
// Build router
r := gin.New()
r.Use(gin.Recovery())
@ -119,16 +134,21 @@ func NewServer(cli corev1.CoreV1Interface, cfg Config, deps Dependencies) (*Serv
r.GET("/ready/deployment-replication", gin.WrapF(deps.DeploymentReplicationProbe.ReadyHandler))
r.GET("/ready/storage", gin.WrapF(deps.StorageProbe.ReadyHandler))
r.GET("/metrics", gin.WrapH(prometheus.Handler()))
api := r.Group("/api")
{
api.GET("/operators", s.handleGetOperators)
// Deployment operator
api.GET("/deployment", s.handleGetDeployments)
}
httpServer.Handler = r
return &Server{
deps: deps,
httpServer: httpServer,
}, nil
return s, nil
}
// Run the server until the program stops.
func (s *Server) Run() error {
s.deps.Log.Info().Msgf("Serving on %s", s.httpServer.Addr)
if err := s.httpServer.ListenAndServeTLS("", ""); err != nil && err != http.ErrServerClosed {
return maskAny(err)
}

8
pkg/util/probe/ready.go
View file

@ -37,10 +37,14 @@ func (p *ReadyProbe) SetReady() {
atomic.StoreInt32(&p.ready, 1)
}
// IsReady returns true when the given probe has been marked ready.
func (p *ReadyProbe) IsReady() bool {
return atomic.LoadInt32(&p.ready) != 0
}
// ReadyHandler writes back the HTTP status code 200 if the operator is ready, and 500 otherwise.
func (p *ReadyProbe) ReadyHandler(w http.ResponseWriter, r *http.Request) {
isReady := atomic.LoadInt32(&p.ready) != 0
if isReady {
if p.IsReady() {
w.WriteHeader(http.StatusOK)
} else {
w.WriteHeader(http.StatusInternalServerError)