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kubernetes-ingress websockets with nodejs
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| export const ws = webSocket<WebsocketMessage>(`wss://${location.hostname}:${location.protocol === 'https:' ? 443 : 80}/ws/`); | |
| export const wsObserver = ws | |
| .pipe( | |
| retryWhen(errors => | |
| errors.pipe( | |
| delay(1000) | |
| ) | |
| ) | |
| ); | |
| wsObserver.subscribe(console.log); |
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| apiVersion: extensions/v1beta1 | |
| kind: Ingress | |
| metadata: | |
| name: ingress-service | |
| namespace: <YOUR_NAMESPACE> | |
| annotations: | |
| kubernetes.io/ingress.class: nginx | |
| nginx.ingress.kubernetes.io/proxy-read-timeout: 3600 | |
| nginx.ingress.kubernetes.io/proxy-send-timeout: 3600 | |
| spec: | |
| rules: | |
| - http: | |
| paths: | |
| - path: / | |
| backend: | |
| serviceName: client-cluster-ip-service | |
| servicePort: 3000 | |
| # Below is the important part! | |
| - path: /ws/ | |
| backend: | |
| serviceName: server-cluster-ip-service | |
| servicePort: 40510 |
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| apiVersion: v1 | |
| kind: Service | |
| metadata: | |
| name: server-cluster-ip-service | |
| namespace: <YOUR_NAMESPACE> | |
| spec: | |
| type: ClusterIP | |
| selector: | |
| component: server | |
| ports: | |
| - port: 40510 | |
| targetPort: 40510 | |
| # The below line isn't required. | |
| protocol: TCP |
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| apiVersion: apps/v1 | |
| kind: Deployment | |
| metadata: | |
| name: server-deployment | |
| namespace: <YOUR_NAMESPACE> | |
| spec: | |
| replicas: 1 | |
| selector: | |
| matchLabels: | |
| component: server | |
| template: | |
| metadata: | |
| labels: | |
| component: server | |
| spec: | |
| containers: | |
| - name: server | |
| image: <YOUR_DOCKER_IMAGE> | |
| ports: | |
| - containerPort: 40510 |
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| import { Server as WebSocketServer } from 'ws'; | |
| // IMPORTANT: not a secure connection | |
| const wss = new WebSocketServer({ | |
| path: '/ws/', | |
| port: 40510, | |
| }); | |
| wss.on('connection', function (ws) { | |
| console.log('connection!'); | |
| }); | |
| wss.on('close', function close() { | |
| console.log('ws disconnected'); | |
| }); |
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