unkinben
b09cd1628d
- mailgateway namespace with Deployment + HPA (2-6 replicas) - rspamd Deployment + HPA (2-6 replicas) with milter interface - postfix configured to relay inbound mail to stalwart via transport maps - rspamd milter on port 11332 for spam scanning and DKIM signing - DKIM keys stored in Vault at kubernetes/namespace/mailgateway/default/dkim-keys - TLS cert via cert-manager (vault-issuer) for mail.main.unkin.net - rspamd web UI exposed via Traefik Gateway at rspamd.k8s.syd1.au.unkin.net - postfix external LoadBalancer service for inbound MX on port 25 - Add full main.cf and master.cf as ConfigMap resources mounted via subPath - main.cf: relay-only gateway config, texthash: transport maps, rspamd milter - master.cf: standard smtp + submission (587, TLS required) + internal processes - MAILNAME/MY_NETWORKS/MY_DESTINATION env vars kept in sync with main.cf - LOG_TO_STDOUT=1 for k8s log collection
39 lines
787 B
YAML
39 lines
787 B
YAML
---
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apiVersion: autoscaling/v2
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kind: HorizontalPodAutoscaler
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metadata:
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name: postfix-hpa
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namespace: mailgateway
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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: postfix
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minReplicas: 2
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maxReplicas: 6
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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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behavior:
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scaleUp:
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stabilizationWindowSeconds: 0
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selectPolicy: Max
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policies:
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- type: Percent
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value: 100
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periodSeconds: 60
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- type: Pods
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value: 4
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periodSeconds: 30
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scaleDown:
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stabilizationWindowSeconds: 300
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selectPolicy: Min
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policies:
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- type: Percent
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value: 30
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periodSeconds: 60
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