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DamianSzymanskiDamianSzymanski
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Creating job-board chart
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‎charts/job-board/.helmignore

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# Patterns to ignore when building packages.
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# This supports shell glob matching, relative path matching, and
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# negation (prefixed with !). Only one pattern per line.
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.DS_Store
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# Common VCS dirs
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.git/
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.gitignore
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.bzr/
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.bzrignore
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.hg/
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.hgignore
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.svn/
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# Common backup files
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*.swp
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*.bak
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*.tmp
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*~
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# Various IDEs
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.project
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.idea/
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*.tmproj
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.vscode/

‎charts/job-board/Chart.yaml

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apiVersion: v1
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appVersion: "1.0"
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description: Job-board Helm chart for Kubernetes
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name: job-board
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version: 0.1.1

‎charts/job-board/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 "job-board.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 "job-board.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 "job-board.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 "job-board.labels" -}}
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app.kubernetes.io/name: {{ include "job-board.name" . }}
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helm.sh/chart: {{ include "job-board.chart" . }}
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app.kubernetes.io/instance: {{ .Release.Name }}
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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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Use the fullname as the secret name unless a secretName has been provided.
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*/}}
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{{- define "job-board.secret" -}}
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{{- if .Values.secretName -}}
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{{- .Values.secretName -}}
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{{- else -}}
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{{- include "job-board.fullname" . }}
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{{- end -}}
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{{- end -}}

‎charts/job-board/templates/deployment-reconcile.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 "job-board.fullname" . }}-reconcile-jobs
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labels:
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app.kubernetes.io/name: {{ include "job-board.name" . }}-reconcile-jobs
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helm.sh/chart: {{ include "job-board.chart" . }}
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app.kubernetes.io/instance: {{ .Release.Name }}
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app.kubernetes.io/managed-by: {{ .Release.Service }}
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annotations:
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secret.reloader.stakater.com/reload: {{ .Values.vault.secret }}
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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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app.kubernetes.io/name: {{ include "job-board.name" . }}-reconcile-jobs
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app.kubernetes.io/instance: {{ .Release.Name }}
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template:
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metadata:
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labels:
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app.kubernetes.io/name: {{ include "job-board.name" . }}-reconcile-jobs
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app.kubernetes.io/instance: {{ .Release.Name }}
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spec:
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containers:
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- name: {{ .Chart.Name }}
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image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
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command: ["bundle"]
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args: ["exec", "je", "bin/job-board-reconcile-jobs"]
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imagePullPolicy: {{ .Values.image.pullPolicy }}
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resources:
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limits:
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cpu: "{{ .Values.resources.limits.cpu }}"
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memory: {{ .Values.resources.limits.memory }}
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requests:
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cpu: "{{ .Values.resources.requests.cpu }}"
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memory: {{ .Values.resources.requests.memory }}
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env:
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- name: DOCKER
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value: "true"
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envFrom:
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- secretRef:
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name: {{ .Values.vault.secret }}
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resources:
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{{- toYaml .Values.resources | nindent 12 }}
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{{- with .Values.nodeSelector }}
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nodeSelector:
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{{- toYaml . | nindent 8 }}
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{{- end }}
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{{- with .Values.affinity }}
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affinity:
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{{- toYaml . | nindent 8 }}
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{{- end }}
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{{- with .Values.tolerations }}
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tolerations:
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{{- toYaml . | nindent 8 }}
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{{- end }}

‎charts/job-board/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 "job-board.fullname" . }}
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labels:
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app.kubernetes.io/name: {{ include "job-board.name" . }}
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helm.sh/chart: {{ include "job-board.chart" . }}
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app.kubernetes.io/instance: {{ .Release.Name }}
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app.kubernetes.io/managed-by: {{ .Release.Service }}
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annotations:
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secret.reloader.stakater.com/reload: {{ .Values.vault.secret }}
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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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app.kubernetes.io/name: {{ include "job-board.name" . }}
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app.kubernetes.io/instance: {{ .Release.Name }}
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template:
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metadata:
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labels:
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app.kubernetes.io/name: {{ include "job-board.name" . }}
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app.kubernetes.io/instance: {{ .Release.Name }}
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spec:
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containers:
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- name: {{ .Chart.Name }}
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image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
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imagePullPolicy: {{ .Values.image.pullPolicy }}
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resources:
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limits:
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cpu: "{{ .Values.resources.limits.cpu }}"
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memory: {{ .Values.resources.limits.memory }}
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requests:
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cpu: "{{ .Values.resources.requests.cpu }}"
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memory: {{ .Values.resources.requests.memory }}
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ports:
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- name: http
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containerPort: {{ .Values.service.port }}
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protocol: TCP
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livenessProbe:
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periodSeconds: 30
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initialDelaySeconds: 30
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httpGet:
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path: /uptime
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port: {{ .Values.service.port }}
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readinessProbe:
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periodSeconds: 30
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initialDelaySeconds: 30
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httpGet:
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path: /uptime
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port: {{ .Values.service.port }}
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env:
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- name: DOCKER
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value: "true"
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envFrom:
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- secretRef:
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name: {{ .Values.vault.secret }}
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resources:
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{{- toYaml .Values.resources | nindent 12 }}
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{{- with .Values.nodeSelector }}
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nodeSelector:
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{{- toYaml . | nindent 8 }}
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{{- end }}
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{{- with .Values.affinity }}
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affinity:
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{{- toYaml . | nindent 8 }}
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{{- end }}
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{{- with .Values.tolerations }}
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tolerations:
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{{- toYaml . | nindent 8 }}
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{{- end }}

‎charts/job-board/templates/hpa.yaml

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{{- if .Values.autoscaling.enabled }}
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apiVersion: autoscaling/v2beta1
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kind: HorizontalPodAutoscaler
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metadata:
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name: {{ include "job-board.fullname" . }}
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labels:
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app.kubernetes.io/name: {{ include "job-board.name" . }}
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helm.sh/chart: {{ include "job-board.chart" . }}
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app.kubernetes.io/instance: {{ .Release.Name }}
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app.kubernetes.io/managed-by: {{ .Release.Service }}
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spec:
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scaleTargetRef:
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apiVersion: apps/v1
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kind: Deployment
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name: {{ include "job-board.fullname" . }}
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minReplicas: {{ .Values.autoscaling.minReplicas }}
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maxReplicas: {{ .Values.autoscaling.maxReplicas }}
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metrics:
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- type: Resource
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resource:
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name: cpu
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targetAverageUtilization: {{ .Values.autoscaling.targetAverageCPUUtilization }}
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# - type: Resource
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# resource:
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# name: memory
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# targetAverageValue: {{ .Values.autoscaling.targetAverageMemoryValue }}
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{{- end }}

‎charts/job-board/templates/ingress.yaml

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{{- if .Values.ingress.enabled -}}
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{{- $fullName := include "job-board.fullname" . -}}
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apiVersion: extensions/v1beta1
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kind: Ingress
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metadata:
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name: {{ $fullName }}
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labels:
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{{ include "job-board.labels" . | indent 4 }}
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{{- with .Values.ingress.annotations }}
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annotations:
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{{- toYaml . | nindent 4 }}
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{{- end }}
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spec:
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{{- if .Values.ingress.tls }}
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tls:
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{{- range .Values.ingress.tls }}
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- hosts:
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{{- range .hosts }}
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- {{ . | quote }}
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{{- end }}
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secretName: {{ .secretName }}
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{{- end }}
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{{- end }}
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rules:
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{{- range .Values.ingress.hosts }}
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- host: {{ .host | quote }}
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http:
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paths:
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{{- range .paths }}
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- path: {{ . }}
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backend:
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serviceName: {{ $fullName }}
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servicePort: 5555
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{{- end }}
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{{- end }}
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{{- end }}

‎charts/job-board/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 "job-board.fullname" . }}
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labels:
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{{ include "job-board.labels" . | indent 4 }}
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spec:
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type: {{ .Values.service.type }}
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ports:
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- port: 5555
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targetPort: {{ .Values.service.port }}
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protocol: TCP
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selector:
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app.kubernetes.io/name: {{ include "job-board.name" . }}
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app.kubernetes.io/instance: {{ .Release.Name }}

‎charts/job-board/values.yaml

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# Default values for travis-api.
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# This is a YAML-formatted file.
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# Declare variables to be passed into your templates.
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replicaCount: 2
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image:
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repository: gcr.io/travis-ci-staging-services-1/job-board
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tag: 'latest'
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pullPolicy: IfNotPresent
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service:
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type: ClusterIP
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port: 5555
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nameOverride: ""
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fullnameOverride: ""
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resources:
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limits:
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cpu: 2000m
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memory: 5000Mi
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requests:
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cpu: 100m
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memory: 400Mi
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autoscaling:
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enabled: "true"
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minReplicas: 2
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maxReplicas: 4
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targetAverageCPUUtilization: 75
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# targetAverageMemoryValue: 4000Mi #TODO tune this later
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nodeSelector: {}
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tolerations: []
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affinity: {}
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ingress:
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enabled: false
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annotations: {}
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# kubernetes.io/ingress.class: nginx
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# kubernetes.io/tls-acme: "true"
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hosts:
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- host: chart-example.local
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paths: []
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tls: []
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# - secretName: chart-example-tls
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# hosts:
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# - chart-example.local
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#
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vault:
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secret: job-board-staging-com

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