Add node-labeler helm chart

Change-Id: I286c283272a86eff81b479a9dad29eb2d958fecc

node-labeler/Chart.yaml

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+---
+apiVersion: v1
+name: node-labeler
+version: 0.5.3
+description: Node labeler for Kubernetes
+home: https://github.com/vexxhost/node-labeler
+maintainers:
+- name: Mohammed Naser
+  email: mnaser@vexxhost.com
+  url: https://github.com/mnaser
+appVersion: v0.1.1

node-labeler/templates/_helpers.tpl

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+{{/* vim: set filetype=mustache: */}}
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "node-labeler.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 "node-labeler.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 -}}
+
+{{/*
+Generate basic labels
+*/}}
+{{- define "node-labeler.labels" }}
+app.kubernetes.io/name: {{ include "node-labeler.fullname" . }}
+app.kubernetes.io/instance: {{ include "node-labeler.chart" . }}
+app.kubernetes.io/version: {{ .Chart.Version }}
+{{- end }}
+
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "node-labeler.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}}
+{{- end -}}

node-labeler/templates/clusterrole.yaml

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+---
+kind: ClusterRole
+apiVersion: rbac.authorization.k8s.io/v1beta1
+metadata:
+  name: {{ include "node-labeler.fullname" . }}
+  labels:
+{{ include "node-labeler.labels" . | indent 4 }}
+rules:
+- apiGroups:
+  - ""
+  resources:
+  - nodes
+  verbs:
+  - get
+  - patch

node-labeler/templates/clusterrolebinding.yaml

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+---
+kind: ClusterRoleBinding
+apiVersion: rbac.authorization.k8s.io/v1beta1
+metadata:
+  name: {{ include "node-labeler.fullname" . }}
+  labels:
+{{ include "node-labeler.labels" . | indent 4 }}
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: ClusterRole
+  name: {{ include "node-labeler.fullname" . }}
+subjects:
+- kind: ServiceAccount
+  name: {{ include "node-labeler.fullname" . }}
+  namespace: {{ .Release.Namespace }}

node-labeler/templates/daemonset.yaml

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+---
+apiVersion: apps/v1
+kind: DaemonSet
+metadata:
+  name: {{ include "node-labeler.fullname" . }}
+  namespace: {{ .Release.Namespace }}
+  labels:
+{{ include "node-labeler.labels" . | indent 4 }}
+spec:
+  selector:
+    matchLabels:
+{{ include "node-labeler.labels" . | indent 6 }}
+  template:
+    metadata:
+      labels:
+{{ include "node-labeler.labels" . | indent 8 }}
+    spec:
+      tolerations:
+      - operator: Exists
+        effect: NoSchedule
+      serviceAccountName: {{ include "node-labeler.fullname" . }}
+      containers:
+      - name: node-labeler
+        image: vexxhost/node-labeler:latest
+        resources:
+          requests:
+            cpu: "100m"
+            memory: "50Mi"
+          limits:
+            cpu: "100m"
+            memory: "50Mi"
+        env:
+        - name: NODE
+          valueFrom:
+            fieldRef:
+              fieldPath: spec.nodeName
+      nodeSelector:
+        kubernetes.io/arch: amd64
+  updateStrategy:
+    rollingUpdate:
+      maxUnavailable: 10%

node-labeler/templates/serviceaccount.yaml

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+---
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: {{ include "node-labeler.fullname" . }}
+  namespace: {{ .Release.Namespace }}
+  labels:
+{{ include "node-labeler.labels" . | indent 4 }}

node-labeler/values.yaml

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+---

zuul.d/project.yaml

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+- project:
+    check:
+      jobs:
+      - chart-testing-lint
+    gate:
+      jobs:
+      - chart-testing-lint