07b7ee62d3
Aula 08 - Cluster Kubernetes HA: - Setup interativo com OpenTofu para Talos na Hetzner - CCM, CSI Driver, Cluster Autoscaler, Metrics Server - NGINX Ingress com LoadBalancer (HTTP/HTTPS/SSH) Aula 09 - n8n na Hetzner: - Deploy via Helm com PostgreSQL e Redis - Suporte multi-tenant com add-client.sh - Integração com Hetzner CSI para volumes persistentes Aula 10 - GitLab na Hetzner: - Setup agnóstico: CloudFlare (trusted proxies) ou Let's Encrypt - Anti-affinity para distribuir webservice/sidekiq em nós diferentes - Container Registry e SSH via TCP passthrough - Documentação do erro 422 e solução com trustedCIDRsForXForwardedFor Melhorias gerais: - READMEs atualizados com arquitetura e troubleshooting - Scripts cleanup.sh para todas as aulas - CLAUDE.md atualizado com contexto do projeto
158 lines
4.4 KiB
YAML
158 lines
4.4 KiB
YAML
# =============================================================================
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# n8n Helm Chart - Custom Values (Ambiente LOCAL)
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# =============================================================================
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# Aula 06 - Deploy n8n via Helm em cluster local
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#
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# Chart: community-charts/n8n
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# Docs: https://community-charts.github.io/docs/charts/n8n/configuration
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#
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# Para cluster Hetzner Cloud, veja aula-09/
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# =============================================================================
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# -----------------------------------------------------------------------------
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# Imagem
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# -----------------------------------------------------------------------------
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image:
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repository: n8nio/n8n
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tag: "2.0.3"
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pullPolicy: IfNotPresent
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# -----------------------------------------------------------------------------
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# Chave de Criptografia
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# -----------------------------------------------------------------------------
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encryptionKey: "workshop-n8n-encryption-key-32ch"
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# -----------------------------------------------------------------------------
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# Banco de Dados PostgreSQL
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# -----------------------------------------------------------------------------
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db:
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type: postgresdb
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postgresql:
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enabled: true
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auth:
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database: n8n
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username: n8n
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password: "n8n-postgres-workshop-2025"
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primary:
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persistence:
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enabled: true
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size: 1Gi # Ambiente local - sem mínimo
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# -----------------------------------------------------------------------------
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# Redis (necessário para Queue Mode)
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# -----------------------------------------------------------------------------
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redis:
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enabled: true
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architecture: standalone
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auth:
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enabled: true
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password: "n8n-redis-workshop-2025"
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master:
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persistence:
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enabled: true
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size: 1Gi # Ambiente local - sem mínimo
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# -----------------------------------------------------------------------------
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# Ingress NGINX
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# -----------------------------------------------------------------------------
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ingress:
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enabled: true
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className: nginx
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annotations:
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nginx.ingress.kubernetes.io/proxy-body-size: "50m"
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nginx.ingress.kubernetes.io/proxy-read-timeout: "3600"
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nginx.ingress.kubernetes.io/proxy-send-timeout: "3600"
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hosts:
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- host: n8n.localhost
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paths:
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- path: /
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pathType: Prefix
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# -----------------------------------------------------------------------------
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# Main Node
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# -----------------------------------------------------------------------------
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main:
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extraEnvVars:
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N8N_SECURE_COOKIE: "false" # Permite HTTP sem HTTPS (apenas para dev/workshop)
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persistence:
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enabled: true
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size: 1Gi # Ambiente local - sem mínimo
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mountPath: "/home/node/.n8n"
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resources:
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requests:
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cpu: 100m
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memory: 256Mi
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limits:
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cpu: 1000m
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memory: 1Gi
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# -----------------------------------------------------------------------------
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# Workers (Queue Mode)
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# -----------------------------------------------------------------------------
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worker:
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mode: queue
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count: 2
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concurrency: 10
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extraEnvVars:
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N8N_SECURE_COOKIE: "false"
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resources:
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requests:
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cpu: 100m
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memory: 256Mi
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limits:
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cpu: 500m
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memory: 512Mi
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autoscaling:
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enabled: true
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minReplicas: 2
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maxReplicas: 5
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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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target:
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type: Utilization
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averageUtilization: 70
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- type: Resource
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resource:
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name: memory
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target:
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type: Utilization
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averageUtilization: 80
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# -----------------------------------------------------------------------------
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# Webhooks (Queue Mode)
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# -----------------------------------------------------------------------------
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webhook:
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mode: queue
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count: 1
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url: "http://n8n.localhost"
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extraEnvVars:
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N8N_SECURE_COOKIE: "false"
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resources:
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requests:
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cpu: 50m
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memory: 128Mi
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limits:
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cpu: 250m
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memory: 256Mi
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autoscaling:
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enabled: true
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minReplicas: 1
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maxReplicas: 3
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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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target:
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type: Utilization
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averageUtilization: 70
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# -----------------------------------------------------------------------------
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# Configurações de Segurança
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# -----------------------------------------------------------------------------
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securityContext:
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runAsNonRoot: true
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runAsUser: 1000
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