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Add gateway chart
Signed-off-by: Justin Hollingsworth <justin.hollingsworth@coveros.com>
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‎charts/codeveros-gateway/Chart.yaml‎

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apiVersion: v2
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name: codeveros-gateway
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description: Codeveros Gateway Helm chart
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type: application
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version: 0.2.0
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appVersion: latest
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home: https://coveros.com
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maintainers:
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- name: justin-coveros
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email: justin.hollingsworth@coveros.com

‎charts/codeveros-gateway/templates/NOTES.txt‎

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Thank you for installing {{ .Chart.Name }}.
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Your release is named {{ .Release.Name }}.
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To learn more about the release, try:
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$ helm status {{ .Release.Name }}
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$ helm get {{ .Release.Name }}
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Get the application URL by running these commands:
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{{- if contains "NodePort" .Values.service.type }}
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export NODE_PORT=$(kubectl get --namespace {{ .Release.Namespace }} -o jsonpath="{.spec.ports[0].nodePort}" services {{ include "codeveros-gateway.fullname" . }})
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export NODE_IP=$(kubectl get nodes --namespace {{ .Release.Namespace }} -o jsonpath="{.items[0].status.addresses[0].address}")
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echo http://$NODE_IP:$NODE_PORT
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{{- else if contains "ClusterIP" .Values.service.type }}
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export POD_NAME=$(kubectl get pods --namespace {{ .Release.Namespace }} -l "app.kubernetes.io/name={{ include "codeveros-gateway.name" . }},app.kubernetes.io/instance={{ .Release.Name }}" -o jsonpath="{.items[0].metadata.name}")
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echo "Visit http://127.0.0.1:8080 to use your application"
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kubectl --namespace {{ .Release.Namespace }} port-forward $POD_NAME 8080:80
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{{- end }}

‎charts/codeveros-gateway/templates/_helpers.tpl‎

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{{/* vim: set filetype=mustache: */}}
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{{/*
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Expand the name of the chart.
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*/}}
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{{- define "codeveros-gateway.name" -}}
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{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" -}}
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{{- end -}}
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{{/*
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Create a default fully qualified app name.
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We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
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If release name contains chart name it will be used as a full name.
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*/}}
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{{- define "codeveros-gateway.fullname" -}}
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{{- if .Values.fullnameOverride -}}
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{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" -}}
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{{- else -}}
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{{- $name := default .Chart.Name .Values.nameOverride -}}
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{{- if contains $name .Release.Name -}}
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{{- .Release.Name | trunc 63 | trimSuffix "-" -}}
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{{- else -}}
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{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" -}}
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{{- end -}}
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{{- end -}}
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{{- end -}}
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{{/*
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Create chart name and version as used by the chart label.
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*/}}
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{{- define "codeveros-gateway.chart" -}}
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{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}}
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{{- end -}}
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{{/*
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Common labels
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*/}}
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{{- define "codeveros-gateway.labels" -}}
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helm.sh/chart: {{ include "codeveros-gateway.chart" . }}
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{{ include "codeveros-gateway.selectorLabels" . }}
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{{- if .Chart.AppVersion }}
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app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
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{{- end }}
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app.kubernetes.io/managed-by: {{ .Release.Service }}
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{{- end -}}
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{{/*
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Selector labels
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*/}}
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{{- define "codeveros-gateway.selectorLabels" -}}
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app.kubernetes.io/name: {{ include "codeveros-gateway.name" . }}
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app.kubernetes.io/instance: {{ .Release.Name }}
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{{- end -}}
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{{/*
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Create Auth Service Endpoint
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*/}}
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{{- define "codeveros-gateway.authServiceEndpoint" -}}
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{{- if .Values.authServiceNameOverride -}}
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{{- $serviceName := .Values.authServiceNameOverride | trunc 63 | trimSuffix "-" -}}
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{{- printf "http://%s:8080" $serviceName | trunc 63 | trimSuffix "-" -}}
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{{- else -}}
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{{- $serviceName := printf "%s-%s" .Release.Name .Values.authServiceName | trunc 63 | trimSuffix "-" -}}
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{{- printf "http://%s:8080" $serviceName | trunc 63 | trimSuffix "-" -}}
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{{- end -}}
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{{- end -}}
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{{/*
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Create Training Service Endpoint
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*/}}
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{{- define "codeveros-gateway.trainingServiceEndpoint" -}}
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{{- if .Values.trainingServiceNameOverride -}}
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{{- $serviceName := .Values.trainingServiceNameOverride | trunc 63 | trimSuffix "-" -}}
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{{- printf "http://%s:8080" $serviceName | trunc 63 | trimSuffix "-" -}}
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{{- else -}}
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{{- $serviceName := (printf "%s-%s" .Release.Name .Values.trainingServiceName | trunc 63 | trimSuffix "-") -}}
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{{- printf "http://%s:8080" $serviceName | trunc 63 | trimSuffix "-" -}}
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{{- end -}}
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{{- end -}}
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{{/*
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Create User Service Endpoint
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*/}}
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{{- define "codeveros-gateway.userServiceEndpoint" -}}
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{{- if .Values.userServiceNameOverride -}}
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{{- $serviceName := .Values.userServiceNameOverride | trunc 63 | trimSuffix "-" -}}
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{{- printf "http://%s:8080" $serviceName | trunc 63 | trimSuffix "-" -}}
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{{- else -}}
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{{- $serviceName := (printf "%s-%s" .Release.Name .Values.userServiceName | trunc 63 | trimSuffix "-") -}}
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{{- printf "http://%s:8080" $serviceName | trunc 63 | trimSuffix "-" -}}
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{{- end -}}
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{{- end -}}

‎charts/codeveros-gateway/templates/deployment.yaml‎

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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: {{ include "codeveros-gateway.fullname" . }}
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labels:
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{{- include "codeveros-gateway.labels" . | nindent 4 }}
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spec:
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replicas: {{ .Values.replicaCount }}
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selector:
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matchLabels:
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{{- include "codeveros-gateway.selectorLabels" . | nindent 6 }}
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template:
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metadata:
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labels:
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{{- include "codeveros-gateway.selectorLabels" . | nindent 8 }}
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spec:
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{{- with .Values.imagePullSecrets }}
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imagePullSecrets:
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{{- toYaml . | nindent 8 }}
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{{- end }}
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containers:
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- name: {{ .Chart.Name }}
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image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
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imagePullPolicy: {{ .Values.image.pullPolicy }}
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ports:
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- name: http
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containerPort: 8080
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protocol: TCP
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livenessProbe:
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httpGet:
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path: /health-check
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port: http
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readinessProbe:
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httpGet:
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path: /health-check
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port: http
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env:
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- name: TRAINING_SERVICE
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value: {{ include "codeveros-gateway.trainingServiceEndpoint" . | quote }}
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- name: USER_SERVICE
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value: {{ include "codeveros-gateway.userServiceEndpoint" . | quote }}
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- name: AUTH_SERVICE
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value: {{ include "codeveros-gateway.authServiceEndpoint" . | quote }}

‎charts/codeveros-gateway/templates/service.yaml‎

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

‎charts/codeveros-gateway/templates/tests/test-connection.yaml‎

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apiVersion: batch/v1
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kind: Job
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metadata:
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name: "{{ include "codeveros-gateway.fullname" . }}-test-connection"
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labels:
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{{- include "codeveros-gateway.labels" . | nindent 4 }}
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annotations:
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"helm.sh/hook": test
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spec:
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activeDeadlineSeconds: 60
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template:
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spec:
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containers:
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- name: wget
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image: busybox
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command: ['wget']
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args: ['{{ include "codeveros-gateway.fullname" . }}:{{ .Values.service.port }}/health-check']
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restartPolicy: Never

‎charts/codeveros-gateway/values.yaml‎

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replicaCount: 1
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image:
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repository: coveros/codeveros-gateway
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pullPolicy: Always
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tag: ""
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nameOverride: ""
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fullnameOverride: ""
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imagePullSecrets: []
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authServiceNameOverride: ""
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userServiceNameOverride: ""
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trainingServiceNameOverride: ""
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service:
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type: ClusterIP
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port: 8080
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authServiceName: "codeveros-auth-service"
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trainingServiceName: "codeveros-training-service"
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userServiceName: "codeveros-user-service"

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