Setting up AKS deployment workflow

.github/workflows/main.yml

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+name: CI
+on: [push, pull_request]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@master
+
+    - uses: Azure/docker-login@v1
+      with:
+        login-server: SHRegistry.azurecr.io
+        username: ${{ secrets.REGISTRY_USERNAME }}
+        password: ${{ secrets.REGISTRY_PASSWORD }}
+
+    - run: |
+        docker build . -t SHRegistry.azurecr.io/k8sdemo:${{ github.sha }}
+        docker push SHRegistry.azurecr.io/k8sdemo:${{ github.sha }}
+
+    - name: Set Context for Azure Kubernetes Cluster using azure/aks-set-context@v1 action
+      uses: azure/aks-set-context@v1
+      with:
+        creds: '${{ secrets.AZURE_CREDENTIALS }}'
+        cluster-name: Actionsdemo-aks
+        resource-group: ActionsDemo
+
+    - uses: Azure/k8s-create-secret@v1
+      with:
+        container-registry-url: SHRegistry.azurecr.io
+        container-registry-username: ${{ secrets.REGISTRY_USERNAME }}
+        container-registry-password: ${{ secrets.REGISTRY_PASSWORD }}
+        secret-name: demo-k8s-secret
+
+    - uses: azure/k8s-bake@v1
+      with:
+        renderEngine: 'helm2'
+        helmChart: './charts/'
+        releaseName: aksappupdemo
+      id: bake
+
+    - uses: Azure/k8s-deploy@v1
+      with:
+        manifests: ${{ steps.bake.outputs.manifestsBundle }}
+        images: |
+          SHRegistry.azurecr.io/k8sdemo:${{ github.sha }}
+        imagepullsecrets: |
+          demo-k8s-secret

charts/.helmignore

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+# Patterns to ignore when building packages.
+# This supports shell glob matching, relative path matching, and
+# negation (prefixed with !). Only one pattern per line.
+.DS_Store
+# Common VCS dirs
+.git/
+.gitignore
+.bzr/
+.bzrignore
+.hg/
+.hgignore
+.svn/
+# Common backup files
+*.swp
+*.bak
+*.tmp
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj

charts/Chart.yaml

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+name: javascript
+description: A Helm chart for Kubernetes
+apiVersion: v1
+version: v0.1.0

charts/templates/NOTES.txt

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+
+{{- if contains "NodePort" .Values.service.type }}
+  Get the application URL by running these commands:
+  export NODE_PORT=$(kubectl get --namespace {{ .Release.Namespace }} -o jsonpath="{.spec.ports[0].nodePort}" services {{ template "fullname" . }})
+  export NODE_IP=$(kubectl get nodes --namespace {{ .Release.Namespace }} -o jsonpath="{.items[0].status.addresses[0].address}")
+  echo http://$NODE_IP:$NODE_PORT/login
+{{- else if contains "LoadBalancer" .Values.service.type }}
+  Get the application URL by running these commands:
+     NOTE: It may take a few minutes for the LoadBalancer IP to be available.
+           You can watch the status of by running 'kubectl get svc -w {{ template "fullname" . }}'
+  export SERVICE_IP=$(kubectl get svc --namespace {{ .Release.Namespace }} {{ template "fullname" . }} -o jsonpath='{.status.loadBalancer.ingress[0].ip}')
+  echo http://$SERVICE_IP:{{ .Values.service.externalPort }}
+{{- else }}
+  http://{{ .Release.Name }}.{{ .Values.basedomain }} to access your application
+{{- end }}

charts/templates/_helpers.tpl

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+{{/* vim: set filetype=mustache: */}}
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{/*
+Create a default fully qualified app name.
+We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
+*/}}
+{{- define "fullname" -}}
+{{- $name := default .Chart.Name .Values.nameOverride -}}
+{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" -}}
+{{- end -}}

charts/templates/deployment.yaml

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+apiVersion: extensions/v1beta1
+kind: Deployment
+metadata:
+  name: {{ template "fullname" . }}
+  labels:
+    aksup: {{ default "aks-up-app"  }}
+    chart: "{{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }}"
+spec:
+  replicas: {{ .Values.replicaCount }}
+  template:
+    metadata:
+      labels:
+        aksup: {{ default "aks-up-app"  }}
+        app: {{ template "fullname" . }}
+    spec:
+      containers:
+      - name: {{ .Chart.Name }}
+        image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
+        imagePullPolicy: {{ .Values.image.pullPolicy }}
+        ports:
+        - containerPort: {{ .Values.service.internalPort }}
+        resources:
+{{ toYaml .Values.resources | indent 12 }}

charts/templates/ingress.yaml

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+{{- if .Values.ingress.enabled -}}
+apiVersion: extensions/v1beta1
+kind: Ingress
+metadata:
+  name: {{ template "fullname" . }}
+  labels:
+    chart: "{{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }}"
+spec:
+  rules:
+  - host: {{ .Release.Name }}.{{ .Values.basedomain }}
+    http:
+      paths:
+      - path: /
+        backend:
+          serviceName: {{ template "fullname" . }}
+          servicePort: {{ .Values.service.externalPort }}
+{{- end -}}

charts/templates/service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ template "fullname" . }}
+  labels:
+    chart: "{{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }}"
+spec:
+  type: {{ .Values.service.type }}
+  ports:
+  - port: {{ .Values.service.externalPort }}
+    targetPort: {{ .Values.service.internalPort }}
+    protocol: TCP
+    name: {{ .Values.service.name }}
+  selector:
+    app: {{ template "fullname" . }}

charts/values.yaml

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+# Default values for node.
+# This is a YAML-formatted file.
+# Declare variables to be passed into your templates.
+replicaCount: 1
+image:
+  repository: SHRegistry.azurecr.io/k8sdemo
+  tag: ${{ github.sha }}
+  pullPolicy: IfNotPresent
+nameOverride: "javascript"
+fullnameOverride: "javascript"
+service:
+  name: javascript
+  type: LoadBalancer
+  externalPort: 8080
+  internalPort: 8080
+resources:
+  limits:
+    cpu: 100m
+    memory: 128Mi
+  requests:
+    cpu: 100m
+    memory: 128Mi
+ingress:
+  enabled: false