Helm (#777)

* wip

* WIP

* Add grpc

* IfNotPresent

* WIP

* Done for now

* Rm helm from dev dockerfile

.prettierignore

@@ -0,0 +1 @@
+*.yaml

Brewfile

@@ -6,7 +6,8 @@ brew 'cosign'
 brew 'go'
 brew 'goreleaser'
 brew 'hadolint'
+brew 'minikube'
 brew 'musl-cross'
 brew 'pkg-config'
 brew 'protobuf'
-brew 'sqlite'
+brew 'sqlite'

Dockerfile

@@ -7,25 +7,26 @@ SHELL ["/bin/bash", "-o", "pipefail", "-c"]
 RUN apt-get update && \
     apt-get -y install --no-install-recommends \
     curl \
-    gnupg \ 
+    gnupg \
     sudo \
     openssh-server \
     postgresql-client && \
     apt-get clean && \
     rm -rf /var/lib/apt/lists/*
 
+# install yarn & nodejs
 RUN curl -sSL https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add - && \
     echo "deb https://dl.yarnpkg.com/debian/ stable main" | tee /etc/apt/sources.list.d/yarn.list
 
-RUN curl -sSL https://deb.nodesource.com/setup_16.x | bash
-
-RUN apt-get update && \
+RUN curl -sSL https://deb.nodesource.com/setup_16.x | bash && \
+    apt-get update && \
     apt-get install -y --no-install-recommends \
     nodejs \
     yarn && \
     apt-get clean && \
     rm -rf /var/lib/apt/lists/*
 
+# install task
 RUN sh -c "$(curl --location https://taskfile.dev/install.sh)" -- -d -b /usr/local/bin
 
 WORKDIR /flipt

deploy/charts/flipt/.helmignore

@@ -0,0 +1,23 @@
+# 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/

deploy/charts/flipt/Chart.yaml

@@ -0,0 +1,7 @@
+apiVersion: v2
+name: flipt
+home: https://flipt.io
+description: Flipt is an open-source, on-prem feature flag solution for your existing infrastructure.
+type: application
+version: 0.1.0
+appVersion: "v1.7.0"

deploy/charts/flipt/templates/NOTES.txt

@@ -0,0 +1,23 @@
+You have successfully deployed Flipt.
+
+{{- if .Values.ingress.enabled }}
+{{- range $host := .Values.ingress.hosts }}
+  {{- range .paths }}
+  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 "flipt.fullname" . }})
+  export NODE_IP=$(kubectl get nodes --namespace {{ .Release.Namespace }} -o jsonpath="{.items[0].status.addresses[0].address}")
+  echo http://$NODE_IP:$NODE_PORT
+{{- else if contains "LoadBalancer" .Values.service.type }}
+     NOTE: It may take a few minutes for the LoadBalancer IP to be available.
+           You can watch the status of by running 'kubectl get --namespace {{ .Release.Namespace }} svc -w {{ include "flipt.fullname" . }}'
+  export SERVICE_IP=$(kubectl get svc --namespace {{ .Release.Namespace }} {{ include "flipt.fullname" . }} --template "{{"{{ range (index .status.loadBalancer.ingress 0) }}{{.}}{{ end }}"}}")
+  echo http://$SERVICE_IP:{{ .Values.service.webPort }}
+{{- else if contains "ClusterIP" .Values.service.type }}
+  export POD_NAME=$(kubectl get pods --namespace {{ .Release.Namespace }} -l "app.kubernetes.io/name={{ include "flipt.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 }}

deploy/charts/flipt/templates/_helpers.tpl

@@ -0,0 +1,62 @@
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "flipt.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 "flipt.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 "flipt.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Common labels
+*/}}
+{{- define "flipt.labels" -}}
+helm.sh/chart: {{ include "flipt.chart" . }}
+{{ include "flipt.selectorLabels" . }}
+{{- if .Chart.AppVersion }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+{{- end }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+
+{{/*
+Selector labels
+*/}}
+{{- define "flipt.selectorLabels" -}}
+app.kubernetes.io/name: {{ include "flipt.name" . }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end }}
+
+{{/*
+Create the name of the service account to use
+*/}}
+{{- define "flipt.serviceAccountName" -}}
+{{- if .Values.serviceAccount.create }}
+{{- default (include "flipt.fullname" .) .Values.serviceAccount.name }}
+{{- else }}
+{{- default "default" .Values.serviceAccount.name }}
+{{- end }}
+{{- end }}

deploy/charts/flipt/templates/configmap.yaml

@@ -0,0 +1,16 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ include "flipt.fullname" . }}
+  labels:
+    {{- include "flipt.labels" . | nindent 4 }}
+data:
+  config.yml: |
+    log:
+      level: WARN
+
+    server:
+      protocol: http
+      host: 0.0.0.0
+      http_port: 8080
+      grpc_port: 9000

deploy/charts/flipt/templates/deployment.yaml

@@ -0,0 +1,72 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ include "flipt.fullname" . }}
+  labels:
+    {{- include "flipt.labels" . | nindent 4 }}
+spec:
+  {{- if not .Values.autoscaling.enabled }}
+  replicas: {{ .Values.replicaCount }}
+  {{- end }}
+  selector:
+    matchLabels:
+      {{- include "flipt.selectorLabels" . | nindent 6 }}
+  template:
+    metadata:
+      {{- with .Values.podAnnotations }}
+      annotations:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      labels:
+        {{- include "flipt.selectorLabels" . | nindent 8 }}
+    spec:
+      {{- with .Values.imagePullSecrets }}
+      imagePullSecrets:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      serviceAccountName: {{ include "flipt.serviceAccountName" . }}
+      securityContext:
+        {{- toYaml .Values.podSecurityContext | nindent 8 }}
+      containers:
+        - name: {{ .Chart.Name }}
+          securityContext:
+            {{- toYaml .Values.securityContext | nindent 12 }}
+          image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          ports:
+            - name: http
+              containerPort: {{ .Values.flipt.httpPort }}
+              protocol: TCP
+            - name: grpc
+              containerPort: {{ .Values.flipt.grpcPort }}
+              protocol: TCP
+          volumeMounts:
+            - name: config-volume
+              mountPath: /etc/flipt/config
+              readOnly: true
+          livenessProbe:
+            httpGet:
+              path: /
+              port: http
+          readinessProbe:
+            httpGet:
+              path: /
+              port: http
+          resources:
+            {{- toYaml .Values.resources | nindent 12 }}
+      volumes:
+        - name: config
+          configMap:
+            name: flipt-config
+      {{- with .Values.nodeSelector }}
+      nodeSelector:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.affinity }}
+      affinity:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.tolerations }}
+      tolerations:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}

deploy/charts/flipt/templates/hpa.yaml

@@ -0,0 +1,28 @@
+{{- if .Values.autoscaling.enabled }}
+apiVersion: autoscaling/v2beta1
+kind: HorizontalPodAutoscaler
+metadata:
+  name: {{ include "flipt.fullname" . }}
+  labels:
+    {{- include "flipt.labels" . | nindent 4 }}
+spec:
+  scaleTargetRef:
+    apiVersion: apps/v1
+    kind: Deployment
+    name: {{ include "flipt.fullname" . }}
+  minReplicas: {{ .Values.autoscaling.minReplicas }}
+  maxReplicas: {{ .Values.autoscaling.maxReplicas }}
+  metrics:
+    {{- if .Values.autoscaling.targetCPUUtilizationPercentage }}
+    - type: Resource
+      resource:
+        name: cpu
+        targetAverageUtilization: {{ .Values.autoscaling.targetCPUUtilizationPercentage }}
+    {{- end }}
+    {{- if .Values.autoscaling.targetMemoryUtilizationPercentage }}
+    - type: Resource
+      resource:
+        name: memory
+        targetAverageUtilization: {{ .Values.autoscaling.targetMemoryUtilizationPercentage }}
+    {{- end }}
+{{- end }}

deploy/charts/flipt/templates/service.yaml

@@ -0,0 +1,18 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ include "flipt.fullname" . }}
+  labels:
+    {{- include "flipt.labels" . | nindent 4 }}
+spec:
+  ports:
+    - port: {{ .Values.service.httpPort }}
+      targetPort: http
+      protocol: TCP
+      name: http
+    - port: {{ .Values.service.grpcPort }}
+      targetPort: grpc
+      protocol: TCP
+      name: grpc
+  selector:
+    {{- include "flipt.selectorLabels" . | nindent 4 }}

deploy/charts/flipt/templates/serviceaccount.yaml

@@ -0,0 +1,12 @@
+{{- if .Values.serviceAccount.create -}}
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: {{ include "flipt.serviceAccountName" . }}
+  labels:
+    {{- include "flipt.labels" . | nindent 4 }}
+  {{- with .Values.serviceAccount.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+{{- end }}

deploy/charts/flipt/templates/tests/test-connection.yaml

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