Merge pull request #69 from MBalazs90/feature/adding-cfo-helm-chart

adding helm chart for cloudformation-operator

helm/README.md

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+# cloudformation-operator
+
+This is the Helm chart for the [cloudformation-operator](https://github.com/linki/cloudformation-operator)
+
+## Prerequisites
+
+- Kubernetes 1.9+
+
+## Installing the chart
+Create AWS resources with Kubernetes
+The chart can be installed by running:
+
+```bash
+$ helm install helm/cloudformation-operator
+```
+
+## Configuration
+
+The following table lists the configurable parameters of the cloudformation-operator chart and their default values.
+
+| Parameter                 | Description                            | Default                                            |
+| ------------------------- | -------------------------------------- | -------------------------------------------------- |
+| `image.repository`        | Container image repository             | `quay.io/linki/cloudformation-operator`          |
+| `image.tag`               | Container image tag                    | `v0.6.0`                                    |
+| `image.pullPolicy`        | Container pull policy                  | `IfNotPresent`                                     |
+| `affinity`                | affinity settings for pod assignment   | `{}`                                               |
+| `extraEnv`                | Optional environment variables         | `[]`                                               |
+| `extraVolumes`            | Custom Volumes                         | `[]`                                               |
+| `extraVolumeMounts`       | Custom VolumeMounts                    | `[]`                                               |
+| `nodeSelector`            | Node labels for pod assignment         | `{}`                                               |
+| `podAnnotations`          | Annotations to attach to pod           | `{}`                                               |
+| `rbac.create`             | Create RBAC roles                      | `true`                                             |
+| `rbac.serviceAccountName` | Existing ServiceAccount to use         | `cloudformation-operator`                                          |
+| `replicas`                | Deployment replicas                    | `1`                                                |
+| `resources`               | container resource requests and limits | `{}`                                               |
+| `tolerations`             | Toleration labels for pod assignment   | `[]`                                               |
+| `tags`             | You may want to assign tags to your CloudFormation stacks   | `[]`                                               |
+| `capability.enabled`             | Enable specified capabilities for all stacks managed by the operator instance   | `[]`                                               |

helm/cloudformation-operator/.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
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj

helm/cloudformation-operator/Chart.yaml

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+apiVersion: v1
+appVersion: "v0.6.0"
+description: A Helm chart for Kubernetes operator for managing CloudFormation stacks
+name: cloudformation-operator
+version: 0.1.0
+home: https://github.com/linki/cloudformation-operator
+keywords:
+  - AWS
+sources:
+  - https://github.com/linki/cloudformation-operator
+maintainers:
+  - name: mbalazs90
+    email: xpbazsi@gmail.com
+engine: gotpl

helm/cloudformation-operator/templates/NOTES.txt

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+Thank you for installing the {{ .Chart.Name }} chart.
+
+For more information on configuring {{ .Chart.Name }}, refer to {{ .Chart.Home }}
+
+Your release is named {{ .Release.Name }}.
+
+To learn more about the release, try:
+
+  $ helm status {{ .Release.Name }}
+  $ helm get {{ .Release.Name }}

helm/cloudformation-operator/templates/_helpers.tpl

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+{{/*
+Helm standard labels.
+*/}}
+{{- define "cloudformation-operator.helmStandardLabels" -}}
+app.kubernetes.io/name: {{ include "cloudformation-operator.name" . }}
+helm.sh/chart: {{ include "cloudformation-operator.chart" . }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+app.kubernetes.io/version: {{ .Chart.AppVersion }}
+{{- end -}}
+
+{{/*
+Helm pod labels.
+*/}}
+{{- define "cloudformation-operator.helmPodLabels" -}}
+app.kubernetes.io/name: {{ include "cloudformation-operator.name" . }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end -}}
+
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "cloudformation-operator.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "cloudformation-operator.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 "cloudformation-operator.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 the name of the service account to use.
+*/}}
+{{- define "cloudformation-operator.serviceAccountName" -}}
+{{- if .Values.rbac.create -}}
+    {{ default (include "cloudformation-operator.fullname" .) .Values.rbac.serviceAccountName }}
+{{- else -}}
+    {{ default "default" .Values.rbac.serviceAccountName }}
+{{- end -}}
+{{- end -}}

helm/cloudformation-operator/templates/crd.yaml

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+apiVersion: apiextensions.k8s.io/v1beta1
+kind: CustomResourceDefinition
+metadata:
+  name: stacks.cloudformation.linki.space
+spec:
+  group: cloudformation.linki.space
+  names:
+    kind: Stack
+    listKind: StackList
+    plural: stacks
+    singular: stack
+  scope: Namespaced
+  subresources:
+    status: {}
+  validation:
+    openAPIV3Schema:
+      properties:
+        apiVersion:
+          description: 'APIVersion defines the versioned schema of this representation
+            of an object. Servers should convert recognized schemas to the latest
+            internal value, and may reject unrecognized values. More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#resources'
+          type: string
+        kind:
+          description: 'Kind is a string value representing the REST resource this
+            object represents. Servers may infer this from the endpoint the client
+            submits requests to. Cannot be updated. In CamelCase. More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#types-kinds'
+          type: string
+        metadata:
+          type: object
+        spec:
+          type: object
+        status:
+          type: object
+  version: v1alpha1
+  versions:
+  - name: v1alpha1
+    served: true
+    storage: true

helm/cloudformation-operator/templates/deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ template "cloudformation-operator.name" . }}
+  labels:
+{{ include "cloudformation-operator.helmStandardLabels" . | indent 4 }}
+spec:
+  replicas: {{ .Values.replicas }}
+  selector:
+    matchLabels:
+      name: {{ template "cloudformation-operator.name" . }}
+  template:
+    metadata:
+      annotations:
+        {{- if .Values.podAnnotations }}
+{{ toYaml .Values.podAnnotations | indent 8 }}
+        {{- end }}
+      labels:
+        name: {{ template "cloudformation-operator.name" . }}
+{{ include "cloudformation-operator.helmPodLabels" . | indent 8 }}
+    spec:
+      {{- if .Values.nodeSelector }}
+      nodeSelector:
+{{ toYaml .Values.nodeSelector | indent 8 }}
+      {{ end }}
+      serviceAccountName: {{ if .Values.rbac.create }}{{ template "cloudformation-operator.name" . }}{{ else }}"{{ .Values.rbac.serviceAccountName }}"{{ end }}
+      containers:
+        - name: cloudformation-operator
+          image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
+          command:
+          - cloudformation-operator
+          args:
+{{- if .Values.operator.region }}
+          - --region={{ .Values.operator.region }}
+        {{- end }}
+{{- if .Values.tags }}
+{{- range $key, $value := .Values.tags }}
+          - --tag={{ $key }}={{ $value }}
+        {{- end }}
+        {{- end }}
+{{- if .Values.capability.enabled }}
+          - --capability CAPABILITY_IAM
+        {{- end }}
+{{- if .Values.affinity }}
+          affinity:
+{{ toYaml .Values.affinity | indent 12 }}
+          {{- end }}
+          env:
+          - name: WATCH_NAMESPACE
+            valueFrom:
+              fieldRef:
+                fieldPath: metadata.namespace
+          - name: POD_NAME
+            valueFrom:
+              fieldRef:
+                fieldPath: metadata.name
+          - name: OPERATOR_NAME
+            value: {{ template "cloudformation-operator.name" . }}
+{{- if .Values.extraEnv}}
+          {{- range $key, $value := .Values.extraEnv }}
+          - name: {{ $key }}
+            value: {{ $value }}
+          {{- end }}
+          {{- end }}
+          {{- if .Values.resources }}
+          resources:
+{{ toYaml .Values.resources | indent 12 }}
+          {{- end }}
+          {{- if .Values.tolerations }}
+          tolerations:
+{{ toYaml .Values.tolerations | indent 12 }}
+          {{- end }}
+{{- if .Values.extraVolumeMounts }}
+          volumeMounts:
+{{ toYaml .Values.extraVolumeMounts | indent 12 }}
+{{- end }}
+{{- if .Values.extraVolumes }}
+      volumes:
+{{ toYaml .Values.extraVolumes | indent 8 }}
+{{- end }}

helm/cloudformation-operator/templates/role.yaml

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+{{- if .Values.rbac.create -}}
+apiVersion: rbac.authorization.k8s.io/v1
+kind: Role
+metadata:
+  creationTimestamp: null
+  name: {{ template "cloudformation-operator.name" . }}
+  labels:
+{{ include "cloudformation-operator.helmStandardLabels" . | indent 4 }}
+rules:
+- apiGroups:
+  - ""
+  resources:
+  - pods
+  - services
+  - services/finalizers
+  - endpoints
+  - persistentvolumeclaims
+  - events
+  - configmaps
+  - secrets
+  verbs:
+  - '*'
+- apiGroups:
+  - apps
+  resources:
+  - deployments
+  - daemonsets
+  - replicasets
+  - statefulsets
+  verbs:
+  - '*'
+- apiGroups:
+  - monitoring.coreos.com
+  resources:
+  - servicemonitors
+  verbs:
+  - get
+  - create
+- apiGroups:
+  - apps
+  resourceNames:
+  - {{ template "cloudformation-operator.name" . }}
+  resources:
+  - deployments/finalizers
+  verbs:
+  - update
+- apiGroups:
+  - ""
+  resources:
+  - pods
+  verbs:
+  - get
+- apiGroups:
+  - apps
+  resources:
+  - replicasets
+  verbs:
+  - get
+- apiGroups:
+  - cloudformation.linki.space
+  resources:
+  - '*'
+  verbs:
+  - '*'
+{{- end -}}

helm/cloudformation-operator/templates/rolebinding.yaml

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+{{- if .Values.rbac.create }}
+kind: RoleBinding
+apiVersion: rbac.authorization.k8s.io/v1
+metadata:
+  name: {{ template "cloudformation-operator.name" . }}
+  labels:
+{{ include "cloudformation-operator.helmStandardLabels" . | indent 4 }}
+subjects:
+- kind: ServiceAccount
+  name: {{ template "cloudformation-operator.name" . }}
+roleRef:
+  kind: Role
+  name: {{ template "cloudformation-operator.name" . }}
+  apiGroup: rbac.authorization.k8s.io
+{{- end }}

helm/cloudformation-operator/templates/serviceaccount.yaml

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+{{- if .Values.rbac.create -}}
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  labels:
+{{ include "cloudformation-operator.helmStandardLabels" . | indent 4 }}
+  name: {{ template "cloudformation-operator.name" . }}
+{{- end -}}