CD/CI deployment manifests and configurations for basicstack.de cluster
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CTO Agent e2fd90a22b feat(monitoring): backup-loki-restic CronJob → Hetzner S3 (DEV-485)
Step 2 of the DEV-482 Option 4 rollout. Adds a restic-based Loki
backup that streams the loki-storage-encrypted PVC (mounted RO) to
s3:${S3_ENDPOINT}/${S3_BUCKET}/restic/loki, client-side encrypted by
restic. Co-schedules with the Loki pod via podAffinity so it lands on
whichever worker holds the RWO VolumeAttachment.

Verified with a manual run in-cluster:
- snapshot 98c6fee6 written, listable via a fresh restic pod
- restic check --read-data-subset=5% clean
- resource requests dropped from the plan's 200m/256Mi to 100m/128Mi
  because worker-2 has ~150m free CPU (Loki + Grafana + backup-* live
  there); limits stay generous for pack/check bursts.

Runs in parallel with the legacy backup-volumes CronJob — DEV-482
step 6 will retire that job only after the restore drill passes.

Co-Authored-By: Paperclip <noreply@paperclip.ing>
2026-08-16 15:27:40 +00:00
apps feat(monitoring): backup-loki-restic CronJob → Hetzner S3 (DEV-485) 2026-08-16 15:27:40 +00:00
docs Add comprehensive Argo CD documentation 2026-07-12 10:04:51 +00:00
infrastructure Add weekly rolling OS-update procedure for k3s nodes (DEV-462) 2026-08-09 15:55:39 +00:00
.gitignore Convert all secrets to SealedSecrets for enhanced security 2026-07-01 18:38:27 +00:00
add-user-andreas.ldif OpenCloud: Use native bash substitution in config file 2026-07-05 14:03:49 +00:00
DEV-349-progress.md Consolidate Forgejo backup into forgejo namespace 2026-07-26 09:35:31 +00:00
README.md Add comprehensive Argo CD documentation 2026-07-12 10:04:51 +00:00

stack.basicstack.de

CD/CI deployment manifests and configurations for the basicstack.de Kubernetes cluster.

Repository Structure

stack.basicstack.de/
├── apps/                    # Application deployments
│   ├── stalwart/           # Stalwart mail server (example)
│   └── forgejo/            # Forgejo Git service (placeholder)
├── infrastructure/          # Infrastructure-level configurations
│   ├── networking/         # Network policies, ingress, DNS
│   └── monitoring/         # Monitoring, logging, observability
└── docs/                   # Documentation and guides

Purpose

This repository serves as the central source of truth for all deployment configurations targeting the basicstack.de Kubernetes cluster. It follows GitOps principles where infrastructure and application state is declaratively defined and version-controlled.

Directory Details

apps/

Contains deployment configurations for individual applications and services running on the cluster. Each application should have its own subdirectory with:

  • Kubernetes manifests (Deployments, StatefulSets, Services, etc.)
  • Helm values files
  • Configuration files
  • Application-specific documentation

Example: The stalwart/ directory contains the complete deployment configuration for the Stalwart mail server, including multiple deployment variants, monitoring setup, and operational guides.

infrastructure/

Contains cluster-wide infrastructure configurations:

  • networking/: Ingress controllers, network policies, DNS configurations, load balancers
  • monitoring/: Prometheus, Grafana, logging infrastructure, observability tools

docs/

General documentation including:

  • Deployment procedures
  • Cluster architecture
  • Troubleshooting guides
  • Best practices

GitOps with Argo CD

This repository is managed via Argo CD, the GitOps deployment platform for the cluster.

All changes pushed to the main branch are automatically synchronized to the cluster. Applications are defined in apps/app-*.yaml files and reference subdirectories for their manifests.

For details on managing applications, repository credentials, troubleshooting, and emergency procedures, see the Argo CD documentation.

Getting Started

  1. Clone this repository
  2. Review the example Stalwart deployment in apps/stalwart/
  3. Follow the pattern for new application deployments
  4. Ensure all manifests are tested before committing
  5. Argo CD will automatically sync changes to the cluster (or use manual sync for critical changes)

Contributing

All changes should be:

  1. Committed with clear, descriptive messages
  2. Tested in a development environment when possible
  3. Documented appropriately
  4. Reviewed before deployment to production

Cluster Information

  • Cluster: basicstack.de
  • Platform: K3s on Hetzner Cloud
  • Namespace Strategy: One namespace per application (recommended)
  • Ingress: Traefik (default K3s ingress controller)