blumeops/plans/k8s-migration/P3_postgresql.complete.md

Phase 3: PostgreSQL Migration

Goal: Migrate miniflux database to CloudNativePG

Status: Pending

Prerequisites: Phase 2 complete

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Steps

1. Create databases and users in k8s PostgreSQL

• miniflux database/user
• borgmatic read-only user

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2. Export from brew PostgreSQL

pg_dump -h localhost -U miniflux miniflux > miniflux_backup.sql

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3. Expose k8s PostgreSQL via Tailscale

• Service with loadBalancerClass: tailscale
• Tag: svc:pg-k8s

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4. Import data

psql -h pg-k8s.tail8d86e.ts.net -U miniflux miniflux < miniflux_backup.sql

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5. Update borgmatic config

• Change hostname to k8s PostgreSQL

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6. Verify data integrity

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Rollback

Keep brew PostgreSQL running until Phase 4 verified