Rocket k8s deployment

.github/workflows/k8s-rust-rocket.yml

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+name: Build & Deploy Rust Rocket to k8s
+
+on:
+  push:
+    branches:
+      - '**'
+    paths:
+      - bookstore-rocketrs/**
+      - k8s/**
+
+
+jobs:
+  publish:
+    name: Build & Deploy RustRocket
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build, tag, and push image to Amazon ECR
+        run: |
+          docker build -t ghcr.io/${{ github.repository_owner }}/${{ github.event.repository.name }}/bookstore-rocketrs:$GITHUB_SHA .
+          docker push ghcr.io/${{ github.repository_owner }}/${{ github.event.repository.name }}/bookstore-rocketrs:$GITHUB_SHA
+        working-directory: ./bookstore-rocketrs
+
+
+#      - name: deploy rust rocket
+#        uses: vimeda/helm@v1.7.0
+#        #      if: ${{ github.ref == inputs.deploy-branch }}  # TODO FIXME enable again
+#        with:
+#          release: bookstore-rocketrs
+#          namespace: benchmarks
+#          chart: k8s/helm
+#          values: |
+#            image.name: bookstore-rocketrs
+#            image.tag: $GITHUB_SHA
+#        env:
+#          KUBECONFIG_FILE: ${{ secrets.KUBECONFIG }}
+
+
+      - name: deploy postgres
+        uses: ./.github/actions/k8s/deploy-postgres
+        with:
+          release-name: bookstore-rocketrs
+          anti-affinity-value: bookstore-rocketrs
+          kube-config: ${{ secrets.KUBECONFIG }}

k8s/helm/.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
+*.orig
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj
+.vscode/

k8s/helm/Chart.yaml

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+apiVersion: v2
+name: bookstore
+description: A Helm chart for Kubernetes
+
+type: application
+version: 0.1.0
+appVersion: "1.0.0"

k8s/helm/templates/NOTES.txt

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+1. Get the application URL by running these commands:
+{{- if .Values.ingress.enabled }}
+{{- range $host := .Values.ingress.hosts }}
+  {{- range .paths }}
+  http{{ if $.Values.ingress.tls }}s{{ end }}://{{ tpl $host.host $ }}{{ .path }}
+  {{- end }}
+{{- end }}
+{{- else if contains "NodePort" .Values.service.type }}
+  export NODE_PORT=$(kubectl get --namespace {{ .Release.Namespace }} -o jsonpath="{.spec.ports[0].nodePort}" services {{ include "helm.fullname" . }})
+  export NODE_IP=$(kubectl get nodes --namespace {{ .Release.Namespace }} -o jsonpath="{.items[0].status.addresses[0].address}")
+  echo http://$NODE_IP:$NODE_PORT
+{{- else if contains "LoadBalancer" .Values.service.type }}
+     NOTE: It may take a few minutes for the LoadBalancer IP to be available.
+           You can watch the status of by running 'kubectl get --namespace {{ .Release.Namespace }} svc -w {{ include "helm.fullname" . }}'
+  export SERVICE_IP=$(kubectl get svc --namespace {{ .Release.Namespace }} {{ include "helm.fullname" . }} --template "{{"{{ range (index .status.loadBalancer.ingress 0) }}{{.}}{{ end }}"}}")
+  echo http://$SERVICE_IP:{{ .Values.service.port }}
+{{- else if contains "ClusterIP" .Values.service.type }}
+  export POD_NAME=$(kubectl get pods --namespace {{ .Release.Namespace }} -l "app.kubernetes.io/name={{ include "helm.name" . }},app.kubernetes.io/instance={{ .Release.Name }}" -o jsonpath="{.items[0].metadata.name}")
+  export CONTAINER_PORT=$(kubectl get pod --namespace {{ .Release.Namespace }} $POD_NAME -o jsonpath="{.spec.containers[0].ports[0].containerPort}")
+  echo "Visit http://127.0.0.1:8080 to use your application"
+  kubectl --namespace {{ .Release.Namespace }} port-forward $POD_NAME 8080:$CONTAINER_PORT
+{{- end }}

k8s/helm/templates/_helpers.tpl

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+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "helm.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).
+If release name contains chart name it will be used as a full name.
+*/}}
+{{- define "helm.fullname" -}}
+{{- if .Values.fullnameOverride }}
+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- $name := default .Chart.Name .Values.nameOverride }}
+{{- if contains $name .Release.Name }}
+{{- .Release.Name | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" }}
+{{- end }}
+{{- end }}
+{{- end }}
+
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "helm.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Common labels
+*/}}
+{{- define "helm.labels" -}}
+helm.sh/chart: {{ include "helm.chart" . }}
+{{ include "helm.selectorLabels" . }}
+{{- if .Chart.AppVersion }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+{{- end }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+
+{{/*
+Selector labels
+*/}}
+{{- define "helm.selectorLabels" -}}
+app.kubernetes.io/name: {{ .Release.Name }}
+{{- end }}
+
+{{/*
+Create the name of the service account to use
+*/}}
+{{- define "helm.serviceAccountName" -}}
+{{- if .Values.serviceAccount.create }}
+{{- default (include "helm.fullname" .) .Values.serviceAccount.name }}
+{{- else }}
+{{- default "default" .Values.serviceAccount.name }}
+{{- end }}
+{{- end }}

k8s/helm/templates/deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ include "helm.fullname" . }}
+  labels:
+    {{- include "helm.labels" . | nindent 4 }}
+spec:
+  replicas: {{ .Values.replicaCount }}
+  selector:
+    matchLabels:
+      {{- include "helm.selectorLabels" . | nindent 6 }}
+  template:
+    metadata:
+      {{- with .Values.podAnnotations }}
+      annotations:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      labels:
+        {{- include "helm.labels" . | nindent 8 }}
+	{{- with .Values.podLabels }}
+        {{- toYaml . | nindent 8 }}
+        {{- end }}
+    spec:
+      {{- with .Values.imagePullSecrets }}
+      imagePullSecrets:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      securityContext:
+        {{- toYaml .Values.podSecurityContext | nindent 8 }}
+      containers:
+        - name: {{ .Chart.Name }}
+          securityContext:
+            {{- toYaml .Values.securityContext | nindent 12 }}
+          image: "{{ .Values.image.repository }}/{{ .Values.image.name }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          ports:
+            - name: http
+              containerPort: {{ .Values.service.port }}
+              protocol: TCP
+{{/*          livenessProbe:*/}}
+{{/*            httpGet:*/}}
+{{/*              path: /*/}}
+{{/*              port: http*/}}
+{{/*          readinessProbe:*/}}
+{{/*            httpGet:*/}}
+{{/*              path: /*/}}
+{{/*              port: http*/}}
+          resources:
+            {{- toYaml .Values.resources | nindent 12 }}
+          env:
+            - name: DB_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: {{ .Release.Name }}-postgresql
+                  key: postgres-password
+            - name: DB_HOST
+              value: {{ tpl .Values.db.host $ }}
+            - name: DB_USERNAME
+              value: {{ tpl .Values.db.username $ }}
+            - name: DB_NAME
+              value: {{ tpl .Values.db.name $ }}
+            - name: DATABASE_URL
+              value: postgres://postgres:postgres@db/bookstore
+          {{- with .Values.volumeMounts }}
+          volumeMounts:
+            {{- toYaml . | nindent 12 }}
+          {{- end }}
+      {{- with .Values.volumes }}
+      volumes:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.nodeSelector }}
+      nodeSelector:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.affinity }}
+      affinity:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.tolerations }}
+      tolerations:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}

k8s/helm/templates/ingress.yaml

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+{{- if .Values.ingress.enabled -}}
+{{- $fullName := include "helm.fullname" . -}}
+{{- $svcPort := .Values.service.port -}}
+{{- if and .Values.ingress.className (not (semverCompare ">=1.18-0" .Capabilities.KubeVersion.GitVersion)) }}
+  {{- if not (hasKey .Values.ingress.annotations "kubernetes.io/ingress.class") }}
+  {{- $_ := set .Values.ingress.annotations "kubernetes.io/ingress.class" .Values.ingress.className}}
+  {{- end }}
+{{- end }}
+{{- if semverCompare ">=1.19-0" .Capabilities.KubeVersion.GitVersion -}}
+apiVersion: networking.k8s.io/v1
+{{- else if semverCompare ">=1.14-0" .Capabilities.KubeVersion.GitVersion -}}
+apiVersion: networking.k8s.io/v1beta1
+{{- else -}}
+apiVersion: extensions/v1beta1
+{{- end }}
+kind: Ingress
+metadata:
+  name: {{ $fullName }}
+  labels:
+    {{- include "helm.labels" . | nindent 4 }}
+  {{- with .Values.ingress.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+spec:
+  {{- if and .Values.ingress.className (semverCompare ">=1.18-0" .Capabilities.KubeVersion.GitVersion) }}
+  ingressClassName: {{ .Values.ingress.className }}
+  {{- end }}
+  {{- if .Values.ingress.tls }}
+  tls:
+    {{- range .Values.ingress.tls }}
+    - hosts:
+        {{- range .hosts }}
+        - {{ tpl . $ | quote }}
+        {{- end }}
+      secretName: {{ tpl .secretName $ }}
+    {{- end }}
+  {{- end }}
+  rules:
+    {{- range .Values.ingress.hosts }}
+    - host: {{ tpl .host $ | quote }}
+      http:
+        paths:
+          {{- range .paths }}
+          - path: {{ .path }}
+            {{- if and .pathType (semverCompare ">=1.18-0" $.Capabilities.KubeVersion.GitVersion) }}
+            pathType: {{ .pathType }}
+            {{- end }}
+            backend:
+              {{- if semverCompare ">=1.19-0" $.Capabilities.KubeVersion.GitVersion }}
+              service:
+                name: {{ $fullName }}
+                port:
+                  number: {{ $svcPort }}
+              {{- else }}
+              serviceName: {{ $fullName }}
+              servicePort: {{ $svcPort }}
+              {{- end }}
+          {{- end }}
+    {{- end }}
+{{- end }}

k8s/helm/templates/service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ include "helm.fullname" . }}
+  labels:
+    {{- include "helm.labels" . | nindent 4 }}
+spec:
+  type: {{ .Values.service.type }}
+  ports:
+    - port: {{ .Values.service.port }}
+      targetPort: http
+      protocol: TCP
+      name: http
+  selector:
+    {{- include "helm.selectorLabels" . | nindent 4 }}

k8s/helm/values.yaml

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+replicaCount: 1
+
+image:
+  repository: ghcr.io/arconsis/server_benchmarks
+  name:
+  pullPolicy: IfNotPresent
+  tag:
+
+
+db:
+  host: "{{ .Release.Name }}-postgresql"
+  name: books-db
+  username: postgres
+
+
+nameOverride: ""
+fullnameOverride: ""
+
+imagePullSecrets: []
+
+podAnnotations: {}
+podLabels: {}
+
+podSecurityContext: {}
+  # fsGroup: 2000
+
+securityContext: {}
+  # capabilities:
+  #   drop:
+  #   - ALL
+  # readOnlyRootFilesystem: true
+  # runAsNonRoot: true
+  # runAsUser: 1000
+
+service:
+  type: ClusterIP
+  port: 80
+
+ingress:
+  enabled: true
+  className: ""
+  annotations:
+     kubernetes.io/tls-acme: "true"
+     cert-manager.io/cluster-issuer: letsencrypt-prod
+     kubernetes.io/ingress.class: nginx
+  hosts:
+    - host: "{{ .Release.Name }}.benchmarks.k8s.dev.arconsis.com"
+      paths:
+        - path: /
+          pathType: ImplementationSpecific
+  tls:
+    - secretName: "{{ .Release.Name }}-tls"
+      hosts:
+        - "{{ .Release.Name }}.benchmarks.k8s.dev.arconsis.com"
+
+resources:
+   limits:
+     cpu: 1000m
+     memory: 256Mi
+   requests:
+     cpu: 10m
+     memory: 32Mi
+