unkinben
0d89a69c18
- stalwart namespace with Deployment + HPA (2-6 replicas) - CNPG PostgreSQL cluster (3 instances, 20Gi cephrbd-fast-delete) with PgBouncer pooler - S3/Ceph-RGW for blob storage (stalwart-maildata bucket, lz4 compressed) - Secrets from Vault: postgres-credentials, s3-credentials, stalwart-admin - TLS cert via cert-manager (vault-issuer) for mail.main.unkin.net - SMTP relay on port 25 (internal ClusterIP, trusted pod CIDRs) - Submission on port 587, IMAP 143/993, HTTPS 443 via LoadBalancer - HTTP port 8080 for Traefik reverse proxy (web admin at mail.k8s.syd1.au.unkin.net) - Outbound mail routed through postfix.mailgateway.svc.cluster.local:25 - Spam filtering offloaded to postfix/rspamd (disabled internally)
55 lines
1.0 KiB
YAML
55 lines
1.0 KiB
YAML
---
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# Internal service - postfix connects here to deliver inbound mail
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apiVersion: v1
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kind: Service
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metadata:
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name: stalwart
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namespace: stalwart
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spec:
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selector:
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app: stalwart
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ports:
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- name: smtp-relay
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port: 25
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targetPort: 25
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protocol: TCP
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- name: http-internal
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port: 8080
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targetPort: 8080
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protocol: TCP
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- name: metrics
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port: 9090
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targetPort: 9090
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protocol: TCP
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---
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# External LoadBalancer for user-facing mail services
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apiVersion: v1
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kind: Service
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metadata:
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name: stalwart-external
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namespace: stalwart
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annotations:
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external-dns.alpha.kubernetes.io/hostname: mail.main.unkin.net
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spec:
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type: LoadBalancer
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externalTrafficPolicy: Local
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selector:
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app: stalwart
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ports:
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- name: submission
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port: 587
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targetPort: 587
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protocol: TCP
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- name: imap
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port: 143
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targetPort: 143
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protocol: TCP
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- name: imaps
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port: 993
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targetPort: 993
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protocol: TCP
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- name: https
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port: 443
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targetPort: 443
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protocol: TCP
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