init: Add n8n Chart files

This commit is contained in:
a5r0n
2021-10-24 09:41:26 +03:00
parent 0a1dee1720
commit ced6c54270
14 changed files with 586 additions and 0 deletions
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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
*.orig
*~
# Various IDEs
.project
.idea/
*.tmproj
.vscode/
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dependencies:
- name: redis
repository: https://charts.bitnami.com/bitnami
version: 15.5.1
- name: postgresql
repository: https://charts.bitnami.com/bitnami
version: 10.12.7
digest: sha256:27e8cf81e369244354a84a05f769afa90c4a688a71a744a64e0ec8fa330f8615
generated: "2021-10-24T06:57:37.583035827+03:00"
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apiVersion: v2
name: n8n
description: A Helm chart for Kubernetes
dependencies:
- name: redis
version: "15.x.x"
repository: "https://charts.bitnami.com/bitnami"
- name: postgresql
version: "10.x.x"
repository: "https://charts.bitnami.com/bitnami"
type: application
# This is the chart version. This version number should be incremented each time you make changes
# to the chart and its templates, including the app version.
# Versions are expected to follow Semantic Versioning (https://semver.org/)
version: 0.1.0
# This is the version number of the application being deployed. This version number should be
# incremented each time you make changes to the application. Versions are not expected to
# follow Semantic Versioning. They should reflect the version the application is using.
# It is recommended to use it with quotes.
appVersion: "0.145.0"
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1. Get the application URL by running these commands:
{{- 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 "n8n.fullname" . }})
export NODE_IP=$(kubectl get nodes --namespace {{ .Release.Namespace }} -o jsonpath="{.items[0].status.addresses[0].address}")
echo http://$NODE_IP:$NODE_PORT
{{- else if contains "LoadBalancer" .Values.service.type }}
NOTE: It may take a few minutes for the LoadBalancer IP to be available.
You can watch the status of by running 'kubectl get --namespace {{ .Release.Namespace }} svc -w {{ include "n8n.fullname" . }}'
export SERVICE_IP=$(kubectl get svc --namespace {{ .Release.Namespace }} {{ include "n8n.fullname" . }} --template "{{"{{ range (index .status.loadBalancer.ingress 0) }}{{.}}{{ end }}"}}")
echo http://$SERVICE_IP:{{ .Values.service.port }}
{{- else if contains "ClusterIP" .Values.service.type }}
export POD_NAME=$(kubectl get pods --namespace {{ .Release.Namespace }} -l "app.kubernetes.io/name={{ include "n8n.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 }}
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{{/*
Expand the name of the chart.
*/}}
{{- define "n8n.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 "n8n.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 "n8n.chart" -}}
{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
{{- end }}
{{/*
Common labels
*/}}
{{- define "n8n.labels" -}}
helm.sh/chart: {{ include "n8n.chart" . }}
{{ include "n8n.selectorLabels" . }}
{{- if .Chart.AppVersion }}
app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
{{- end }}
app.kubernetes.io/managed-by: {{ .Release.Service }}
{{- end }}
{{/*
Selector labels
*/}}
{{- define "n8n.selectorLabels" -}}
app.kubernetes.io/name: {{ include "n8n.name" . }}
app.kubernetes.io/instance: {{ .Release.Name }}
{{- end }}
{{/*
Create the name of the service account to use
*/}}
{{- define "n8n.serviceAccountName" -}}
{{- if .Values.serviceAccount.create }}
{{- default (include "n8n.fullname" .) .Values.serviceAccount.name }}
{{- else }}
{{- default "default" .Values.serviceAccount.name }}
{{- end }}
{{- end }}
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kind: ConfigMap
apiVersion: v1
metadata:
name: {{ include "n8n.fullname" . }}
data:
{{ if .Values.postgresql.enabled }}DB_TYPE: "postgresdb" {{ end }}
DB_POSTGRESDB_HOST: {{ include "n8n.fullname" . }}-postgresql
DB_POSTGRESDB_USER: {{ .Values.postgresql.postgresqlUsername }}
DB_POSTGRESDB_DATABASE: {{ .Values.postgresql.postgresqlDatabase }}
DB_POSTGRESDB_PASSWORD: {{ .Values.postgresql.postgresqlPassword }}
QUEUE_BULL_REDIS_HOST: {{ include "n8n.fullname" . }}-redis-headless
QUEUE_BULL_REDIS_PORT: "6379"
QUEUE_BULL_REDIS_DB: "0"
{{ if .Values.n8n.auth.enabled }}
N8N_BASIC_AUTH_ACTIVE: "true"
N8N_BASIC_AUTH_USER: {{ .Values.n8n.auth.username }}
N8N_BASIC_AUTH_PASSWORD: {{ .Values.n8n.auth.password }}
{{ end }}
GENERIC_TIMEZONE: {{ default .Values.n8n.timezone "UTC" }}
WEBHOOK_URL: {{ default .Values.n8n.webhook_url "http://localhost" }}
EXECUTIONS_MODE: "queue"
N8N_DISABLE_PRODUCTION_MAIN_PROCESS: "true"
N8N_SKIP_WEBHOOK_DEREGISTRATION_SHUTDOWN: "true"
EXECUTIONS_DATA_PRUNE: {{ .Values.n8n.data.prune.enabled | quote}}
EXECUTIONS_DATA_MAX_AGE: {{ .Values.n8n.data.prune.max_age | quote }}
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apiVersion: apps/v1
kind: Deployment
metadata:
name: {{ include "n8n.fullname" . }}-main
labels:
{{- include "n8n.labels" . | nindent 4 }}
app.kubernetes.io/component: main
spec:
replicas: 1
selector:
matchLabels:
{{- include "n8n.selectorLabels" . | nindent 6 }}
template:
metadata:
annotations:
checksum/config: {{ toJson $.Values.n8n | sha256sum | trunc 63}}
{{- with .Values.podAnnotations }}
{{- toYaml . | nindent 8 }}
{{- end }}
labels:
{{- include "n8n.selectorLabels" . | nindent 8 }}
app.kubernetes.io/component: main
spec:
{{- with .Values.imagePullSecrets }}
imagePullSecrets:
{{- toYaml . | nindent 8 }}
{{- end }}
serviceAccountName: {{ include "n8n.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 }}
envFrom:
- configMapRef:
name: {{ include "n8n.fullname" . }}
ports:
- name: http
containerPort: 5678
protocol: TCP
livenessProbe:
httpGet:
path: /healthz
port: http
readinessProbe:
httpGet:
path: /healthz
port: http
resources:
{{- toYaml .Values.resources | nindent 12 }}
{{- with .Values.nodeSelector }}
nodeSelector:
{{- toYaml . | nindent 8 }}
{{- end }}
{{- with .Values.affinity }}
affinity:
{{- toYaml . | nindent 8 }}
{{- end }}
{{- with .Values.tolerations }}
tolerations:
{{- toYaml . | nindent 8 }}
{{- end }}
---
apiVersion: apps/v1
kind: Deployment
metadata:
name: {{ include "n8n.fullname" . }}-worker
labels:
{{- include "n8n.labels" . | nindent 4 }}
spec:
replicas: {{ .Values.replicaCount }}
selector:
matchLabels:
{{- include "n8n.selectorLabels" . | nindent 6 }}
template:
metadata:
annotations:
checksum/config: {{ toJson $.Values.n8n | sha256sum | trunc 63}}
{{- with .Values.podAnnotations }}
{{- toYaml . | nindent 8 }}
{{- end }}
labels:
{{- include "n8n.selectorLabels" . | nindent 8 }}
app.kubernetes.io/component: worker
spec:
{{- with .Values.imagePullSecrets }}
imagePullSecrets:
{{- toYaml . | nindent 8 }}
{{- end }}
serviceAccountName: {{ include "n8n.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 }}"
command:
- n8n
args:
- worker
imagePullPolicy: {{ .Values.image.pullPolicy }}
envFrom:
- configMapRef:
name: {{ include "n8n.fullname" . }}
resources:
{{- toYaml .Values.resources | nindent 12 }}
{{- with .Values.nodeSelector }}
nodeSelector:
{{- toYaml . | nindent 8 }}
{{- end }}
{{- with .Values.affinity }}
affinity:
{{- toYaml . | nindent 8 }}
{{- end }}
{{- with .Values.tolerations }}
tolerations:
{{- toYaml . | nindent 8 }}
{{- end }}
---
apiVersion: apps/v1
kind: Deployment
metadata:
name: {{ include "n8n.fullname" . }}-webhook
labels:
{{- include "n8n.labels" . | nindent 4 }}
app.kubernetes.io/component: webhook
spec:
replicas: 1
selector:
matchLabels:
{{- include "n8n.selectorLabels" . | nindent 6 }}
template:
metadata:
annotations:
checksum/config: {{ toJson $.Values.n8n | sha256sum | trunc 63}}
{{- with .Values.podAnnotations }}
{{- toYaml . | nindent 8 }}
{{- end }}
labels:
{{- include "n8n.selectorLabels" . | nindent 8 }}
app.kubernetes.io/component: webhook
spec:
{{- with .Values.imagePullSecrets }}
imagePullSecrets:
{{- toYaml . | nindent 8 }}
{{- end }}
serviceAccountName: {{ include "n8n.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 }}"
command:
- n8n
args:
- webhook
imagePullPolicy: {{ .Values.image.pullPolicy }}
envFrom:
- configMapRef:
name: {{ include "n8n.fullname" . }}
ports:
- name: http
containerPort: 5678
protocol: TCP
livenessProbe:
httpGet:
path: /healthz
port: http
readinessProbe:
httpGet:
path: /healthz
port: http
resources:
{{- toYaml .Values.resources | nindent 12 }}
{{- with .Values.nodeSelector }}
nodeSelector:
{{- toYaml . | nindent 8 }}
{{- end }}
{{- with .Values.affinity }}
affinity:
{{- toYaml . | nindent 8 }}
{{- end }}
{{- with .Values.tolerations }}
tolerations:
{{- toYaml . | nindent 8 }}
{{- end }}
---
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{{- if .Values.ingress.enabled -}}
{{- $fullName := include "n8n.fullname" . -}}
{{- $svcPort := .Values.service.port -}}
{{- if semverCompare ">=1.14-0" .Capabilities.KubeVersion.GitVersion -}}
apiVersion: networking.k8s.io/v1beta1
{{- else -}}
apiVersion: extensions/v1beta1
{{- end }}
kind: Ingress
metadata:
name: {{ $fullName }}
labels:
{{- include "n8n.labels" . | nindent 4 }}
{{- with .Values.ingress.annotations }}
annotations:
{{- toYaml . | nindent 4 }}
{{- end }}
spec:
{{- if .Values.ingress.tls }}
tls:
{{- range .Values.ingress.tls }}
- hosts:
{{- range .hosts }}
- {{ . | quote }}
{{- end }}
secretName: {{ .secretName }}
{{- end }}
{{- end }}
rules:
{{- range .Values.ingress.hosts }}
- host: {{ .host | quote }}
http:
paths:
{{- range .paths }}
- path: {{ .path }}
backend:
serviceName: {{ $fullName }}
servicePort: {{ $svcPort }}
{{- end }}
{{- end }}
{{- end }}
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apiVersion: v1
kind: Service
metadata:
name: {{ include "n8n.fullname" . }}-main
labels:
{{- include "n8n.labels" . | nindent 4 }}
spec:
type: {{ .Values.service.type }}
ports:
- port: {{ .Values.service.port }}
targetPort: http
protocol: TCP
name: http
selector:
{{- include "n8n.selectorLabels" . | nindent 4 }}
app.kubernetes.io/component: main
---
apiVersion: v1
kind: Service
metadata:
name: {{ include "n8n.fullname" . }}-webhook
labels:
{{- include "n8n.labels" . | nindent 4 }}
spec:
type: {{ .Values.service.type }}
ports:
- port: {{ .Values.service.port }}
targetPort: http
protocol: TCP
name: http
selector:
{{- include "n8n.selectorLabels" . | nindent 4 }}
app.kubernetes.io/component: webhook
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{{- if .Values.serviceAccount.create -}}
apiVersion: v1
kind: ServiceAccount
metadata:
name: {{ include "n8n.serviceAccountName" . }}
labels:
{{- include "n8n.labels" . | nindent 4 }}
{{- with .Values.serviceAccount.annotations }}
annotations:
{{- toYaml . | nindent 4 }}
{{- end }}
{{- end }}
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apiVersion: v1
kind: Pod
metadata:
name: "{{ include "n8n.fullname" . }}-test-connection"
labels:
{{- include "n8n.labels" . | nindent 4 }}
annotations:
"helm.sh/hook": test
spec:
containers:
- name: wget
image: busybox
command: ['wget']
args: ['{{ include "n8n.fullname" . }}:{{ .Values.service.port }}']
restartPolicy: Never
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# Default values for n8n.
# This is a YAML-formatted file.
# Declare variables to be passed into your templates.
replicaCount: 1
image:
repository: n8nio/n8n
pullPolicy: IfNotPresent
# Overrides the image tag whose default is the chart appVersion.
tag: ""
# values for Redis helm chart
redis:
architecture: standalone
auth:
enabled: false
master:
persistence:
size: 1Gi
replica:
replicaCount: 3
persistence:
size: 1Gi
# values for N8N
n8n:
timezone: ""
webhook:
#TODO: use default serice url
url: http://localhost
auth:
enabled: false
username: "n8n"
password: "N8nPassW0r$"
data:
prune:
enabled: true
# prune old executions data after X hours
max_age: "72"
# values for PostgreSql helm chart
postgresql:
enabled: true
postgresqlUsername: n8n
postgresqlDatabase: n8n
postgresqlPassword: "N8nPassW0r$"
persistence:
size: 1Gi
imagePullSecrets: []
nameOverride: ""
fullnameOverride: ""
serviceAccount:
# Specifies whether a service account should be created
create: false
# Annotations to add to the service account
annotations: {}
# The name of the service account to use.
# If not set and create is true, a name is generated using the fullname template
name: ""
podAnnotations: {}
podSecurityContext:
{}
# fsGroup: 2000
securityContext:
{}
# capabilities:
# drop:
# - ALL
# readOnlyRootFilesystem: true
# runAsNonRoot: true
# runAsUser: 1000
service:
type: ClusterIP
port: 80
ingress:
enabled: false
annotations:
{}
# kubernetes.io/ingress.class: nginx
# kubernetes.io/tls-acme: "true"
hosts:
- host: chart-example.local
paths: []
tls: []
# - secretName: chart-example-tls
# hosts:
# - chart-example.local
resources:
{}
# We usually recommend not to specify default resources and to leave this as a conscious
# choice for the user. This also increases chances charts run on environments with little
# resources, such as Minikube. If you do want to specify resources, uncomment the following
# lines, adjust them as necessary, and remove the curly braces after 'resources:'.
# limits:
# cpu: 100m
# memory: 128Mi
# requests:
# cpu: 100m
# memory: 128Mi
autoscaling:
enabled: false
minReplicas: 1
maxReplicas: 100
targetCPUUtilizationPercentage: 80
# targetMemoryUtilizationPercentage: 80
nodeSelector: {}
tolerations: []
affinity: {}