Add helm chart kore.0.0.1

- Add chart build to CI script

Closes kedacore#23

.circleci/config.yml

@@ -3,11 +3,15 @@ version: 2
 jobs:
   build:
     docker:
-      - image: circleci/golang:1.10
+      - image: projectkore.azurecr.io/build-tools:latest
+        auth:
+            username: $ACR_USERNAME
+            password: $ACR_PASSWORD
     working_directory: /go/src/github.com/Azure/Kore
     steps:
       - checkout
       - setup_remote_docker
       - run: docker login -u "${ACR_USERNAME}" -p "${ACR_PASSWORD}" ${ACR_REGISTRY}
       - run: make test
-      - run: make ci-build-all
+      - run: make ci-build-all
+      - run: make publish-edge-chart

Makefile

@@ -6,14 +6,15 @@ CGO?=0
 TARGET_OS?=linux
 
 ##################################################
-# Docker variables                               #
+# Variables                                      #
 ##################################################
 
 BASE_IMAGE_NAME := kore
-IMAGE_NAMESPACE := project-kore
 IMAGE_TAG       := $(CIRCLE_BRANCH)
+IMAGE_NAME      := $(ACR_REGISTRY)/$(BASE_IMAGE_NAME):$(IMAGE_TAG)
 
-IMAGE_NAME      := $(ACR_REGISTRY)/$(IMAGE_NAMESPACE)/$(BASE_IMAGE_NAME):$(IMAGE_TAG)
+GIT_VERSION = $(shell git describe --always --abbrev=7)
+DATE        = $(shell date -u +"%Y.%m.%d.%H.%M.%S")
 
 ##################################################
 # Tests                                          #
@@ -41,3 +42,20 @@ build-container: build
 push-container: build-container
 	docker push $(IMAGE_NAME)
 
+
+##################################################
+# Helm Chart tasks                               #
+##################################################
+.PHONY: publish-edge-chart
+publish-edge-chart:
+	rm -rf /tmp/kore-edge
+	cp -r -L chart/kore /tmp/kore-edge
+	sed -i "s/^name:.*/name: kore-edge/g" /tmp/kore-edge/Chart.yaml
+	sed -i "s/^version:.*/version: 0.0.1-$(DATE)-$(GIT_VERSION)/g" /tmp/kore-edge/Chart.yaml
+	sed -i "s/^appVersion:.*/appVersion: $(GIT_VERSION)/g" /tmp/kore-edge/Chart.yaml
+	sed -i "s/^  tag:.*/  tag: master/g" /tmp/kore-edge/values.yaml
+
+	helm lint /tmp/kore-edge/
+	helm package /tmp/kore-edge/
+	az login --service-principal -u '$(AZURE_SP_ID)' -p '$(AZURE_SP_KEY)' --tenant '$(AZURE_SP_TENANT)'
+	az acr helm push -n projectkore kore-edge-0.0.1-$(DATE)-$(GIT_VERSION).tgz

chart/kore/.helmignore

@@ -0,0 +1,22 @@
+# 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
+.vscode/

chart/kore/Chart.yaml

@@ -0,0 +1,11 @@
+apiVersion: v1
+name: kore
+description: Event based autoscaler for Azure Functions deployments on Kubernetes
+version: 0.0.1
+appVersion: 0.0.1
+home: https://github.com/Azure/Kore
+sources:
+- https://github.com/Azure/Kore
+maintainers:
+- name: Ahmed ElSayed
+  email: [email protected]

chart/kore/templates/_helpers.tpl

@@ -0,0 +1,54 @@
+{{/* https://github.com/helm/charts/blob/master/stable/kubernetes-dashboard/templates/_helpers.tpl */}}
+
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "kore.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 DNS naming spec).
+If release name contains chart name it will be used as a full name
+*/}}
+{{- define "kore.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 "kore.chart" -}}
+    {{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{/*
+Create the name of the service account to use
+*/}}
+{{- define "kore.serviceAccountName" -}}
+    {{- if .Values.serviceAccount.create -}}
+        {{default (include "kore.fullname" .) .Values.serviceAccount.name }}
+    {{- else -}}
+        {{ default "default" .Values.serviceAccount.name }}
+    {{- end -}}
+{{- end -}}
+
+{{/*
+Shared labels
+*/}}
+{{- define "kore.labels" -}}
+app: {{ template "kore.name" . }}
+chart: {{ template "kore.chart" . }}
+release: {{ .Release.Name }}
+date: {{ now | htmlDate }}
+{{- end -}}

chart/kore/templates/clsuter-role-binding.yaml

@@ -0,0 +1,17 @@
+{{- if .Values.rbac.create }}
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRoleBinding
+metadata:
+  labels:
+    {{- include "kore.labels" . | nindent 4 }}
+  name: {{ template "kore.fullname" . }}
+  namespace: {{ .Release.Namespace }}
+roleRef:
+  kind: ClusterRole
+  name: cluster-admin
+  apiGroup: rbac.authorization.k8s.io
+subjects:
+- kind: ServiceAccount
+  name: {{ template "kore.serviceAccountName" . }}
+  namespace: {{ .Release.Namespace }}
+{{- end -}}

chart/kore/templates/deployment.yaml

@@ -0,0 +1,26 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  labels:
+    {{- include "kore.labels" . | nindent 4 }}
+  name: {{ template "kore.fullname" . }}
+  namespace: {{ .Release.Namespace }}
+spec:
+  replicas: {{ .Values.replicaCount }}
+  selector:
+    matchLabels:
+      name: {{ template "kore.fullname" . }}
+      instance: {{ template "kore.fullname" . }}-instance
+  template:
+    metadata:
+      labels:
+        name: {{ template "kore.fullname" . }}
+        instance: {{ template "kore.fullname" . }}-instance
+    spec:
+      serviceAccountName: {{ template "kore.serviceAccountName" . }}
+      containers:
+      - name: {{ .Chart.Name }}
+        image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
+        imagePullPolicy: {{ .Values.image.pullPolicy }}
+      imagePullSecrets:
+      - name: {{ template "kore.fullname" . }}-docker-auth

chart/kore/templates/docker-secret.yaml

@@ -0,0 +1,10 @@
+apiVersion: v1
+data:
+  .dockerconfigjson: eyJhdXRocyI6eyJwcm9qZWN0a29yZS5henVyZWNyLmlvIjp7InVzZXJuYW1lIjoiYjUxNGI2MGMtNjhjYy00ZjEyLWIzNjEtMzg1ODg3OGIyNDc5IiwicGFzc3dvcmQiOiI0alg1dmtQVFNyVVE5NlVCYlUvQjdDUXJCb0p3VDYyV1NzNVdmWnRGYkI4PSIsImF1dGgiOiJZalV4TkdJMk1HTXROamhqWXkwMFpqRXlMV0l6TmpFdE16ZzFPRGczT0dJeU5EYzVPalJxV0RWMmExQlVVM0pWVVRrMlZVSmlWUzlDTjBOUmNrSnZTbmRVTmpKWFUzTTFWMlphZEVaaVFqZzkifX19
+kind: Secret
+metadata:
+  labels:
+    {{- include "kore.labels" . | nindent 4 }}
+  name: {{ template "kore.fullname" . }}-docker-auth
+  namespace: {{ .Release.Namespace }}
+type: kubernetes.io/dockerconfigjson

chart/kore/templates/scaledobject-crd.yaml

@@ -0,0 +1,13 @@
+apiVersion: apiextensions.k8s.io/v1beta1
+kind: CustomResourceDefinition
+metadata:
+  name: scaledobjects.kore.k8s.io
+  annotations:
+    "helm.sh/hook": crd-install
+spec:
+  group: kore.k8s.io
+  version: v1alpha1
+  names:
+    kind: ScaledObject
+    plural: scaledobjects
+  scope: Namespaced

chart/kore/templates/service-account.yaml

@@ -0,0 +1,9 @@
+{{- if .Values.serviceAccount.create -}}
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  labels:
+    {{- include "kore.labels" . | nindent 4 }}
+  name: {{ template "kore.serviceAccountName" . }}
+  namespace: {{ .Release.Namespace }}
+{{- end -}}

chart/kore/values.yaml

@@ -0,0 +1,16 @@
+nameOverride:
+fullnameOverride:
+
+image:
+  repository: projectkore.azurecr.io/kore
+  tag: master
+  pullPolicy: Always
+
+replicaCount: 1
+
+rbac:
+  create: true
+
+serviceAccount:
+  create: true
+  name: kore-service-account

tools/build-tools.Dockerfile

@@ -0,0 +1,44 @@
+FROM ubuntu:18.04
+
+# Install prerequisite
+RUN apt-get update && \
+    apt-get install -y wget curl build-essential git
+
+# Install azure-cli
+RUN apt-get install apt-transport-https lsb-release software-properties-common dirmngr -y && \
+    AZ_REPO=$(lsb_release -cs) && \
+    echo "deb [arch=amd64] https://packages.microsoft.com/repos/azure-cli/ $AZ_REPO main" | \
+        tee /etc/apt/sources.list.d/azure-cli.list && \
+    apt-key --keyring /etc/apt/trusted.gpg.d/Microsoft.gpg adv \
+        --keyserver packages.microsoft.com \
+        --recv-keys BC528686B50D79E339D3721CEB3E94ADBE1229CF && \
+    apt-get update && \
+    apt-get install -y azure-cli
+
+# Install docker client
+RUN wget https://download.docker.com/linux/static/stable/x86_64/docker-18.09.3.tgz && \
+    docker_sha256=8b886106cfc362f1043debfe178c35b6f73ec42380b034a3919a235fe331e053 && \
+    echo "$docker_sha256 docker-18.09.3.tgz" | sha256sum -c - && \
+    tar xvzf docker-18.09.3.tgz && \
+    mv docker/* /usr/local/bin && \
+    rm -rf docker docker-18.09.3.tgz
+
+# Install golang
+RUN wget https://dl.google.com/go/go1.12.linux-amd64.tar.gz && \
+    go_sha256=750a07fef8579ae4839458701f4df690e0b20b8bcce33b437e4df89c451b6f13 && \
+    echo "$go_sha256 go1.12.linux-amd64.tar.gz" | sha256sum -c - && \
+    tar -C /usr/local -xvzf go1.12.linux-amd64.tar.gz && \
+    rm -rf go1.12.linux-amd64.tar.gz
+
+# Install helm/tiller
+RUN wget https://storage.googleapis.com/kubernetes-helm/helm-v2.13.0-linux-amd64.tar.gz && \
+    helm_sha256=15eca6ad225a8279de80c7ced42305e24bc5ac60bb7d96f2d2fa4af86e02c794 && \
+    echo "$helm_sha256 helm-v2.13.0-linux-amd64.tar.gz" | sha256sum -c - && \
+    tar xzvf helm-v2.13.0-linux-amd64.tar.gz && \
+    mv linux-amd64/helm /usr/local/bin && mv linux-amd64/tiller /usr/local/bin && \
+    rm -rf linux-amd64 helm-v2.13.0-linux-amd64.tar.gz && \
+    helm init --client-only
+
+ENV PATH=${PATH}:/usr/local/go/bin \
+    GOROOT=/usr/local/go \
+    GOPATH=/go