diff --git a/n8n/.helmignore b/n8n/.helmignore new file mode 100644 index 0000000..0e8a0eb --- /dev/null +++ b/n8n/.helmignore @@ -0,0 +1,23 @@ +# 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/ diff --git a/n8n/Chart.lock b/n8n/Chart.lock new file mode 100644 index 0000000..c7c7696 --- /dev/null +++ b/n8n/Chart.lock @@ -0,0 +1,9 @@ +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" diff --git a/n8n/Chart.yaml b/n8n/Chart.yaml new file mode 100644 index 0000000..9aa98c5 --- /dev/null +++ b/n8n/Chart.yaml @@ -0,0 +1,25 @@ +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" diff --git a/n8n/charts/postgresql-10.12.7.tgz b/n8n/charts/postgresql-10.12.7.tgz new file mode 100644 index 0000000..5369748 Binary files /dev/null and b/n8n/charts/postgresql-10.12.7.tgz differ diff --git a/n8n/charts/redis-15.5.1.tgz b/n8n/charts/redis-15.5.1.tgz new file mode 100644 index 0000000..781323f Binary files /dev/null and b/n8n/charts/redis-15.5.1.tgz differ diff --git a/n8n/templates/NOTES.txt b/n8n/templates/NOTES.txt new file mode 100644 index 0000000..d671ac0 --- /dev/null +++ b/n8n/templates/NOTES.txt @@ -0,0 +1,22 @@ +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 }} diff --git a/n8n/templates/_helpers.tpl b/n8n/templates/_helpers.tpl new file mode 100644 index 0000000..b019a1b --- /dev/null +++ b/n8n/templates/_helpers.tpl @@ -0,0 +1,62 @@ +{{/* +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 }} diff --git a/n8n/templates/configmap.yaml b/n8n/templates/configmap.yaml new file mode 100644 index 0000000..6b11706 --- /dev/null +++ b/n8n/templates/configmap.yaml @@ -0,0 +1,30 @@ +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 }} \ No newline at end of file diff --git a/n8n/templates/deployment.yaml b/n8n/templates/deployment.yaml new file mode 100644 index 0000000..441aa8a --- /dev/null +++ b/n8n/templates/deployment.yaml @@ -0,0 +1,193 @@ +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 }} +--- \ No newline at end of file diff --git a/n8n/templates/ingress.yaml b/n8n/templates/ingress.yaml new file mode 100644 index 0000000..024cfda --- /dev/null +++ b/n8n/templates/ingress.yaml @@ -0,0 +1,41 @@ +{{- 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 }} diff --git a/n8n/templates/service.yaml b/n8n/templates/service.yaml new file mode 100644 index 0000000..0d3aecd --- /dev/null +++ b/n8n/templates/service.yaml @@ -0,0 +1,33 @@ +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 diff --git a/n8n/templates/serviceaccount.yaml b/n8n/templates/serviceaccount.yaml new file mode 100644 index 0000000..5c629a4 --- /dev/null +++ b/n8n/templates/serviceaccount.yaml @@ -0,0 +1,12 @@ +{{- 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 }} diff --git a/n8n/templates/tests/test-connection.yaml b/n8n/templates/tests/test-connection.yaml new file mode 100644 index 0000000..5dbe7df --- /dev/null +++ b/n8n/templates/tests/test-connection.yaml @@ -0,0 +1,15 @@ +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 diff --git a/n8n/values.yaml b/n8n/values.yaml new file mode 100644 index 0000000..7776ff1 --- /dev/null +++ b/n8n/values.yaml @@ -0,0 +1,121 @@ +# 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: {}