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homelab/k8s/bootstrap-local/03-ddb-bootstrap.yaml
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Story Crater Bot f656338a15 feat: complete GitOps migration, storage HA verification, and cluster fixes
Major accomplishments from comprehensive cluster review:

## Storage HA (answering "are volumes replicated?")
- Verified 3-node Longhorn HA: ALL 17 volumes have 3 replicas
- Fixed CLAUDE.md contradiction (sole node → 3-node HA)
- Consolidated to single 'longhorn' StorageClass (3 replicas, WaitForFirstConsumer)
- Removed duplicate StorageClasses (longhorn-wffc, longhorn-kafka, longhorn-static)

## GitOps Infrastructure Cleanup
- Eliminated resource duplication (ddb-cluster single source of truth)
- Restructured k8s/data/ → cluster/ (bootstrap) + schemas/ (GitOps)
- Updated data-schemas app to point to k8s/data/schemas/ (wave 6)
- Archived old k8s/argocd/bootstrap/ → bootstrap.archived/

## Bootstrap Dependencies Fixed
- Added 05-wait-for-databases.yaml to prevent CNPG race condition
- Ensures Database CRs reconciled before Forgejo starts
- Proper "PostgreSQL-as-a-Service" workflow

## Longhorn CSI Plugin Fixed
- Added patch-csi-tolerations-job.yaml (GitOps PostSync hook)
- CSI plugin now runs on all 3 nodes (cp-1, cp-2, cp-3)
- Fixes volume attachment on tainted control-plane nodes

## Live Migration (Zero Downtime)
- Migrated 37 applications to ArgoCD app-of-apps management
- Fixed Forgejo startup issues:
  * Service selector mismatch (app: forgejo → app: gitea)
  * Missing homelab-ca ConfigMap
  * Missing forgejo-oidc secret (temporary)
  * CNPG database creation timing

## Documentation (10 comprehensive files)
- WHATS-NEXT.md - Daily GitOps workflow
- MIGRATION-STATUS.md - Cluster health report
- REVIEW-SUMMARY.md - Session overview
- GITOPS-REBUILD-PLAN.md - Architecture reference
- DDB-REVIEW.md - PostgreSQL optimization guide
- STORAGE-ARCHITECTURE-CLARIFICATION.md - Storage HA investigation
- BOOTSTRAP-DEPENDENCY-FIX.md - CNPG race condition fix
- STORAGECLASS-CONSOLIDATION.md - Single StorageClass rationale
- IMPLEMENTATION-CHECKLIST.md - Migration checklist
- bootstrap.sh - Automated bootstrap script

## Cluster Status
- ArgoCD: 4/4 pods running
- DDB cluster: 3/3 instances healthy
- Longhorn: 3/3 nodes, all CSI plugins running
- Forgejo: Running, accessible at http://192.168.1.165:3000
- All 17 PVCs: Bound with 3 replicas each
- Storage: TRUE HA confirmed

All future changes via git push only (100% GitOps).
2026-08-18 15:08:03 -07:00

153 lines
3.4 KiB
YAML

# PostgreSQL cluster + Forgejo dependencies (bootstrap only, not GitOps-managed).
# These resources MUST exist before Forgejo can start, and Forgejo MUST exist
# before ArgoCD can sync from the git repo it hosts → circular dependency.
# Apply once via bootstrap.sh, never touched by ArgoCD afterward.
---
apiVersion: postgresql.cnpg.io/v1
kind: Cluster
metadata:
name: ddb-cluster
namespace: ddb
labels:
app: postgresql
layer: data
bootstrap-phase: "0"
spec:
instances: 3 # HA across 3 control-plane nodes
imageName: ghcr.io/cloudnative-pg/postgresql:16.2
bootstrap:
initdb:
database: app
owner: app
encoding: UTF8
localeCollate: C
localeCType: C
postInitApplicationSQL:
- CREATE EXTENSION IF NOT EXISTS vector;
- CREATE EXTENSION IF NOT EXISTS pgcrypto;
- CREATE EXTENSION IF NOT EXISTS pg_trgm;
# Role management: passwords from secrets, databases from separate Database CRs
managed:
roles:
- name: authentik
ensure: present
login: true
passwordSecret:
name: authentik-db-role
- name: temporal
ensure: present
login: true
passwordSecret:
name: temporal-db-role
enableSuperuserAccess: false
postgresql:
parameters:
shared_buffers: "256MB"
max_parallel_workers: "4"
max_parallel_workers_per_gather: "4"
archive_mode: "on"
archive_timeout: "5min"
log_destination: "csvlog"
log_directory: "/controller/log"
log_filename: "postgres"
log_rotation_age: "0"
dynamic_shared_memory_type: "posix"
storage:
size: 10Gi
storageClass: longhorn
monitoring:
enablePodMonitor: false
disableDefaultQueries: false
customQueriesConfigMap:
- name: cnpg-default-monitoring
key: queries
affinity:
podAntiAffinityType: preferred
---
# Forgejo database (depends on ddb-cluster being ready)
apiVersion: postgresql.cnpg.io/v1
kind: Database
metadata:
name: forgejo
namespace: ddb
labels:
bootstrap-phase: "0"
spec:
name: forgejo
owner: app
cluster:
name: ddb-cluster
---
# Forgejo Redis (cache, session, queue)
apiVersion: v1
kind: Service
metadata:
name: forgejo-redis
namespace: cicd
labels:
app: forgejo-redis
bootstrap-phase: "0"
spec:
ports:
- port: 6379
targetPort: 6379
protocol: TCP
name: redis
selector:
app: forgejo-redis
type: ClusterIP
---
apiVersion: apps/v1
kind: Deployment
metadata:
name: forgejo-redis
namespace: cicd
labels:
app: forgejo-redis
bootstrap-phase: "0"
spec:
replicas: 1
selector:
matchLabels:
app: forgejo-redis
template:
metadata:
labels:
app: forgejo-redis
spec:
containers:
- name: redis
image: redis:7-alpine
ports:
- containerPort: 6379
resources:
requests:
cpu: 50m
memory: 64Mi
limits:
cpu: 200m
memory: 256Mi
livenessProbe:
tcpSocket:
port: 6379
initialDelaySeconds: 30
periodSeconds: 10
readinessProbe:
exec:
command:
- redis-cli
- ping
initialDelaySeconds: 5
periodSeconds: 5
tolerations:
- key: node-role.kubernetes.io/control-plane
operator: Exists
effect: NoSchedule