predict api helm chart

.prettierignore

@@ -1,2 +1,2 @@
 k8s/nginx/*/global-config.yaml
-k8s/*/templates/
+k8s/**/templates/

k8s/predict/Chart.yaml → k8s/predict/api/Chart.yaml

@@ -1,10 +1,10 @@
-apiVersion: v1
-appVersion: "1.0"
+apiVersion: v2
+appVersion: "1.16.0"
 description: AirQo Prediction Helm Chart
 name: airqo-prediction-api
 home: https://airqo.net
 version: 0.1.0
-maintainers: 
+maintainers:
   - name: AirQo
     email: [email protected]
     url: https://airqo.net

k8s/predict/templates/NOTES.txt → k8s/predict/api/templates/NOTES.txt

@@ -2,20 +2,21 @@
 {{- if .Values.ingress.enabled }}
 {{- range $host := .Values.ingress.hosts }}
   {{- range .paths }}
-  http{{ if $.Values.ingress.tls }}s{{ end }}://{{ $host.host }}{{ . }}
+  http{{ if $.Values.ingress.tls }}s{{ end }}://{{ $host.host }}{{ .path }}
   {{- end }}
 {{- end }}
 {{- else if contains "NodePort" .Values.service.type }}
-  export NODE_PORT=$(kubectl get --namespace {{ .Release.Namespace }} -o jsonpath="{.spec.ports[0].nodePort}" services {{ include "airqo-device-registry-api.fullname" . }})
+  export NODE_PORT=$(kubectl get --namespace {{ .Release.Namespace }} -o jsonpath="{.spec.ports[0].nodePort}" services {{ include "airqo-prediction-api.fullname" . }})
   export NODE_IP=$(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 "airqo-device-registry-api.fullname" . }}'
-  export SERVICE_IP=$(kubectl get svc --namespace {{ .Release.Namespace }} {{ include "airqo-device-registry-api.fullname" . }} --template "{{"{{ range (index .status.loadBalancer.ingress 0) }}{{.}}{{ end }}"}}")
+           You can watch the status of by running 'kubectl get --namespace {{ .Release.Namespace }} svc -w {{ include "airqo-prediction-api.fullname" . }}'
+  export SERVICE_IP=$(kubectl get svc --namespace {{ .Release.Namespace }} {{ include "airqo-prediction-api.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 "airqo-device-registry-api.name" . }},app.kubernetes.io/instance={{ .Release.Name }}" -o jsonpath="{.items[0].metadata.name}")
+  export POD_NAME=$(kubectl get pods --namespace {{ .Release.Namespace }} -l "app.kubernetes.io/name={{ include "airqo-prediction-api.name" . }},app.kubernetes.io/instance={{ .Release.Name }}" -o jsonpath="{.items[0].metadata.name}")
+  export CONTAINER_PORT=$(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 port-forward $POD_NAME 8080:80
+  kubectl --namespace {{ .Release.Namespace }} port-forward $POD_NAME 8080:$CONTAINER_PORT
 {{- end }}

k8s/predict/api/templates/_helpers.tpl

@@ -0,0 +1,51 @@
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "airqo-prediction-api.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 "airqo-prediction-api.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 "airqo-prediction-api.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Common labels
+*/}}
+{{- define "airqo-prediction-api.labels" -}}
+helm.sh/chart: {{ include "airqo-prediction-api.chart" . }}
+{{ include "airqo-prediction-api.selectorLabels" . }}
+{{- if .Chart.AppVersion }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+{{- end }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+
+{{/*
+Selector labels
+*/}}
+{{- define "airqo-prediction-api.selectorLabels" -}}
+app.kubernetes.io/name: {{ include "airqo-prediction-api.name" . }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end }}

k8s/predict/api/templates/deployment.yaml

@@ -0,0 +1,82 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ .Values.app.name }}
+  namespace: {{ .Values.app.namespace }}
+  labels:
+    {{- include "airqo-prediction-api.labels" . | nindent 4 }}
+spec:
+  selector:
+    matchLabels:
+        app: {{ .Values.app.label }}
+  replicas: {{ .Values.replicaCount }}
+  revisionHistoryLimit: {{ .Values.revisionHistoryLimit }}
+  {{- with .Values.strategy }}
+  strategy:
+    {{- toYaml . | nindent 8 }}
+  {{- end }}
+  minReadySeconds: {{ .Values.minReadySeconds }}
+  template:
+    metadata:
+      {{- with .Values.podAnnotations }}
+      annotations:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      labels:
+        app: {{ .Values.app.label }}
+    spec:
+      {{- with .Values.imagePullSecrets }}
+      imagePullSecrets:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      securityContext:
+        {{- toYaml .Values.podSecurityContext | nindent 8 }}
+      containers:
+        - name: {{ .Values.app.label }}
+          securityContext:
+            {{- toYaml .Values.securityContext | nindent 12 }}
+          image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          ports:
+            - containerPort: {{ .Values.service.targetPort }}
+              name: {{ .Values.app.label }}
+          # livenessProbe:
+          #   httpGet:
+          #     path: /health
+          #     port: 5000
+          # readinessProbe:
+          #   httpGet:
+          #     path: /health
+          #     port: 5000
+          #   initialDelaySecond: 5
+          #   periodSeconds: 3
+          #   successThreshold: 1
+          envFrom:
+            - configMapRef:
+                name: {{ .Values.app.configmap }}          
+          {{- with .Values.env }}
+          env:
+            {{- toYaml . | nindent 12 }}
+          {{- end }}          
+          {{- with .Values.volumeMounts }}
+          volumeMounts:
+            {{- toYaml . | nindent 12 }}
+          {{- end }}
+          resources:
+            {{- toYaml .Values.resources | nindent 12 }}
+      {{- 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/predict/api/templates/hpa.yaml

@@ -0,0 +1,31 @@
+apiVersion: autoscaling/v2
+kind: HorizontalPodAutoscaler
+metadata:
+  name: '{{ .Values.app.name }}-hpa'
+  namespace: {{ .Values.app.namespace }}
+  labels:
+    {{- include "airqo-prediction-api.labels" . | nindent 4 }}
+spec:
+  scaleTargetRef:
+    apiVersion: apps/v1
+    kind: Deployment
+    name: {{ .Values.app.name }}
+  minReplicas: {{ .Values.autoscaling.minReplicas }}
+  maxReplicas: {{ .Values.autoscaling.maxReplicas }}
+  metrics:
+    {{- if .Values.autoscaling.targetCPUUtilizationPercentage }}
+    - type: Resource
+      resource:
+        name: cpu
+        target:
+          type: Utilization
+          averageUtilization: {{ .Values.autoscaling.targetCPUUtilizationPercentage }}
+    {{- end }}
+    {{- if .Values.autoscaling.targetMemoryUtilizationPercentage }}
+    - type: Resource
+      resource:
+        name: memory
+        target:
+          type: Utilization
+          averageUtilization: {{ .Values.autoscaling.targetMemoryUtilizationPercentage }}
+    {{- end }}

k8s/predict/api/templates/service.yaml

@@ -0,0 +1,15 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: "{{ .Values.app.name }}-svc"
+  labels: { { - include "airqo-prediction-api.labels" . | nindent 4 } }
+  namespace: { { .Values.app.namespace } }
+spec:
+  type: { { .Values.service.type } }
+  ports:
+    - port: { { .Values.service.port } }
+      targetPort: { { .Values.service.targetPort } }
+      protocol: { { .Values.service.protocol } }
+      nodePort: { { .Values.service.nodePort } }
+  selector:
+    app: { { .Values.app.label } }

k8s/predict/api/templates/tests/test-connection.yaml

@@ -0,0 +1,15 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: "{{ include "airqo-prediction-api.fullname" . }}-test-connection"
+  labels:
+{{ include "airqo-prediction-api.labels" . | indent 4 }}
+  annotations:
+    "helm.sh/hook": test-success
+spec:
+  containers:
+    - name: wget
+      image: busybox
+      command: ['wget']
+      args:  ['{{ include "airqo-prediction-api.fullname" . }}:{{ .Values.service.port }}']
+  restartPolicy: Never

k8s/predict/api/values-prod.yaml

@@ -0,0 +1,90 @@
+app:
+  name: airqo-prediction-api
+  label: prediction-api
+  namespace: production
+  configmap: env-predict-production
+
+replicaCount: 3
+
+revisionHistoryLimit: 2
+
+strategy:
+  type: RollingUpdate
+  rollingUpdate:
+    maxSurge: 1
+    maxUnavailable: 1
+
+minReadySeconds: 5
+
+affinity:
+  nodeAffinity:
+    preferredDuringSchedulingIgnoredDuringExecution:
+      - weight: 10
+        preference:
+          matchExpressions:
+            - key: node-type
+              operator: In
+              values:
+                - general-purpose
+
+image:
+  repository: gcr.io/airqo-250220/airqo-prediction-api
+  pullPolicy: Always
+  tag: latest
+
+imagePullSecrets: []
+nameOverride: ""
+fullnameOverride: ""
+
+podAnnotations: {}
+
+podSecurityContext:
+  {}
+  # fsGroup: 2000
+
+securityContext:
+  {}
+  # capabilities:
+  #   drop:
+  #   - ALL
+  # readOnlyRootFilesystem: true
+  # runAsNonRoot: true
+  # runAsUser: 1000
+
+resources:
+  limits:
+    cpu: 50m
+    memory: 200Mi
+  requests:
+    # Average usage was 0.0007 vCPU and 120Mi over the last 30 days
+    cpu: 5m
+    memory: 120Mi
+
+volumeMounts:
+  - name: config-volume
+    mountPath: /etc/config
+
+volumes:
+  - name: config-volume
+    configMap:
+      name: env-predict-production-files
+
+nodeSelector: {}
+
+tolerations: []
+
+ingress:
+  enabled: false
+
+service:
+  type: NodePort
+  port: 5000
+  protocol: TCP
+  targetPort: 5000
+  nodePort: 30009
+
+autoscaling:
+  minReplicas: 1
+  maxReplicas: 3
+  # targetCPUUtilizationPercentage: 70
+  targetMemoryUtilizationPercentage: 70