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29 Commits

Author SHA1 Message Date
Mayne0213
7ed4d69c51 PERF(alertmanager): add HA with 2 replicas 
- Increase replicaCount from 1 to 2
- Add soft pod anti-affinity to spread across nodes
- Improve availability during node failures
 2026-01-09 21:41:52 +09:00
Mayne0213
4515ea0b33 FEAT(observability): enable HA with replica 2 and soft anti-affinity 
- Add replicaCount: 2 to goldilocks, vpa, alertmanager
- Add replicas: 2 to loki singleBinary
- Add soft pod anti-affinity for node distribution
- Keep kube-state-metrics at replica 1 to prevent duplicate metrics

FIX(loki): revert to replica 1 for Single Binary mode

- Single Binary mode cannot run more than 1 replica without object storage
- Remove affinity configuration for single replica
- Keep filesystem storage backend
 2026-01-09 21:41:51 +09:00
Mayne0213
4286296591 PERF(resources): remove CPU limits - keep memory limits only 
- CPU throttling prevents app startup, not crashes
- Memory OOM is the real cascading failure cause
- CPU request ensures fair scheduling
 2026-01-07 23:48:35 +09:00
Mayne0213
69dc3b34be REFACTOR(secrets): flatten Vault paths 
- Change secret paths from <category>/<app> to <app>
- monitoring/alertmanager → alertmanager
- monitoring/grafana → grafana
- databases/postgresql → postgresql
 2026-01-06 16:52:58 +09:00
Mayne0213
7888aeff36 REFACTOR(repo): move vault/ to manifests/ 
- Move ExternalSecret files from vault/ to manifests/secret.yaml
- Update kustomization.yaml references
- Remove vault/ folders

Apps: alertmanager, grafana, prometheus
 2026-01-06 16:42:33 +09:00
Mayne0213
7b9abaf9c8 REFACTOR(obs): integrate ingress to helm-values 
- alertmanager: move ingress to karma inline, servicemonitor to manifests
- goldilocks: move ingress to helm-values
- grafana: move ingress to helm-values
- uptime-kuma: move ingress to helm-values
 2026-01-06 01:57:03 +09:00
Mayne0213
28ba50d1a3 REFACTOR(repo): observability repo structure 
- Add application.yaml for ArgoCD app-of-apps
- Add kustomization.yaml with observability components
- Add renovate.json for automated updates
- Update all component argocd.yaml repoURLs to observability repo

Components: prometheus, alertmanager, grafana, loki, promtail,
node-exporter, kube-state-metrics, goldilocks, uptime-kuma, vpa
 2026-01-05 00:40:01 +09:00
Mayne0213
864c2c45d8 REFACTOR(alertmanager): change storageClass 
- Update storageClass to local-path-retain
- Change storage backend configuration
 2026-01-05 00:40:01 +09:00
Mayne0213
997893284b FEAT(alertmanager): add ServiceMonitor 
- Create servicemonitor.yaml for Prometheus to scrape Alertmanager
- alertmanager chart does not include ServiceMonitor, must be added separately
- Enables Grafana Alertmanager dashboard to display data
 2026-01-05 00:40:01 +09:00
Mayne0213
200c6e97ae REFACTOR(repo): migrate repoURL to K3S-HOME 
- Update repository URL to K3S-HOME organization
- Change from personal to organization repo
 2026-01-05 00:40:01 +09:00
renovate[bot]
1e1cde4cd9 CHORE(deps): update alertmanager to v1.30.0 
- Upgrade Alertmanager chart version
- Apply dependency updates
 2026-01-05 00:40:01 +09:00
Mayne0213
f7e11efe03 FEAT(repo): route InfoInhibitor to null 
- Route InfoInhibitor alerts to null
- Prevent unnecessary alert notifications
 2026-01-05 00:40:01 +09:00
Mayne0213
925b8f2e01 FEAT(goldilocks): add Authelia SSO 
- Add Authelia SSO to goldilocks, karma, trivy ingress
- Enable single sign-on authentication
 2026-01-05 00:40:01 +09:00
Mayne0213
e4b477a510 REFACTOR(longhorn): migrate to local-path 
- alertmanager, grafana, loki, prometheus: storageClass -> local-path-retain
- Change storage backend configuration
 2026-01-05 00:40:01 +09:00
Mayne0213
2c8095a1db FIX(alertmanager): alertmanager smtp auth by 
- loading config from secret
- Add ExternalSecret to generate alertmanager.yml with SMTP password
  from Vault
- Disable helm chart config (ConfigMap) and use extraSecretMounts
  instead
- Fixes "535 5.7.8 Error: authentication failed" SMTP error
 2026-01-05 00:40:01 +09:00
Mayne0213
0ce1f99fb4 CHORE(goldilocks): disable goldilocks 
- and cancel trivy installation
- Comment out goldilocks/argocd.yaml from kustomization
- Comment out trivy/argocd.yaml from kustomization
- Disable autoSync in both applications
- Server overload mitigation
 2026-01-05 00:40:01 +09:00
Mayne0213
5002d352fb FEAT(alertmanager): add Karma to Alertmanager 
- Add Karma dashboard for alert aggregation
- Enable alert visualization
 2026-01-04 23:38:05 +09:00
Mayne0213
ea4152a0d6 REFACTOR(gitea): migrate repoURL from Gitea 
- to GitHub
 2026-01-04 23:38:05 +09:00
Mayne0213
5ec1a3323d REFACTOR(goldilocks): use managedNamespaceMetad... 
- Remove namespace.yaml files
- Add managedNamespaceMetadata with Goldilocks label
- Set CreateNamespace=true in syncOptions
- Update kustomization.yaml to remove namespace.yaml references
 2026-01-04 23:38:05 +09:00
Mayne0213
ac2abde8b5 FIX(prometheus): servicemonitor namespace 
- from monitoring to prometheus
 2026-01-04 23:38:05 +09:00
Mayne0213
bbf6fa5001 CHORE(repo): clean kustomization files 
- Remove unused entries from kustomization
- Clean up configuration
 2026-01-04 23:38:05 +09:00
Mayne0213
2309254fc9 FIX(repo): circular reference in app kustomizes 
- Comment out argocd.yaml in all app kustomization.yaml files
- Prevents circular reference when apps have 'path:' source (grafana,
  prometheus)
- ArgoCD Applications are managed manually, not via kustomize
 2026-01-04 23:38:05 +09:00
Mayne0213
b4ec13618a REFACTOR(repo): to independent app management 
- pattern
- monitoring/kustomization.yaml now only manages application.yaml (App
  of Apps)
- Each app independently manages its own ArgoCD Application via
  kustomization.yaml
- Apps are fully self-contained: argocd.yaml, namespace.yaml, and app-
  specific resources
- Cleaner separation: no central app list to maintain
 2026-01-04 23:38:05 +09:00
Mayne0213
078850f77a FIX(argocd): sharedresourcewarning by referencing 
- argocd.yaml files d...
- Change monitoring/kustomization.yaml to reference argocd.yaml files
  instead of folders
- Comment out argocd.yaml in each app's kustomization.yaml
- Matches applications folder pattern to avoid resource conflicts
 2026-01-04 23:38:05 +09:00
Mayne0213
6dec7e0a46 REFACTOR(argocd): monitoring apps 
- to self-manage ArgoCD Applications
- Each app now includes its own argocd.yaml in kustomization.yaml
- Main monitoring/kustomization.yaml references app folders instead of
  individual argocd.yaml files
- Better separation of concerns - each app is self-contained and
  independently managed
 2026-01-04 23:38:05 +09:00
Mayne0213
5c4676ca9a REFACTOR(repo): restructure monitoring folder 
- and add namespace resou...
- Remove argocd/, helm-values/, ingress/ subdirectories
- Move files to parent directory (argocd.yaml, helm-values.yaml,
  ingress.yaml)
- Update helm valueFiles paths in ArgoCD Applications
- Add namespace.yaml to all applications with Goldilocks labels
- Update destination namespaces to match folder names
- Update kustomization.yaml files to reference new structure
 2026-01-04 23:38:05 +09:00
Mayne0213
1a2f15c468 REFACTOR(longhorn): migrate monitoring PVCs 
- from local-path to Longhorn
- Grafana: 2Gi (replica=3)
- Loki: 10Gi (replica=3)
- Alertmanager: 1Gi (replica=3)
- Prometheus: 5Gi (replica=3)
- Use dedicated 50GB Longhorn storage on each node
 2026-01-04 23:38:05 +09:00
Mayne0213
a11a9ab329 CHORE(argocd): update ArgoCD applications 
- to point to monitoring repo...
 2025-12-17 15:12:56 +09:00
Mayne0213
baee94b69d INIT(repo): monitoring stack setup 2025-12-17 15:06:58 +09:00