blumeops/argocd/manifests/grafana/values.yaml
Erich Blume 0c09177d08 Enable anonymous auth for Grafana iframe embeds
Public dashboards don't support template variables or PostgreSQL
datasources, so anonymous auth is required for Homepage embeds.

Security relies on Tailscale ACLs - see zk grafana card.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2026-01-30 14:11:29 -08:00

102 lines
2.6 KiB
YAML

# Grafana Helm values for blumeops
# Chart: https://github.com/grafana/helm-charts/tree/main/charts/grafana
# Admin credentials from pre-created secret
# Secret must exist before deploying - see grafana-config/README.md
admin:
existingSecret: grafana-admin
userKey: admin-user
passwordKey: admin-password
# Environment variables from secrets (for datasource credentials)
envFromSecrets:
- name: grafana-teslamate-datasource
optional: true
# Persistence with PVC for SQLite database
persistence:
enabled: true
type: pvc
size: 1Gi
accessModes:
- ReadWriteOnce
# Grafana configuration via grafana.ini
grafana.ini:
server:
root_url: https://grafana.tail8d86e.ts.net
security:
# Allow embedding panels in iframes (for Homepage dashboard)
allow_embedding: true
# Required for iframe session cookies
cookie_samesite: lax
auth.anonymous:
# WARNING: All dashboards readable without login
# Security relies on Tailscale ACLs - only tailnet members can reach Grafana
# Required for iframe embeds with template variables and non-Prometheus datasources
enabled: true
org_role: Viewer
analytics:
check_for_updates: false
reporting_enabled: false
# Datasources - point to k8s-internal services
datasources:
datasources.yaml:
apiVersion: 1
datasources:
- name: Prometheus
type: prometheus
access: proxy
orgId: 1
uid: prometheus
url: http://prometheus.monitoring.svc.cluster.local:9090
isDefault: true
editable: false
- name: Loki
type: loki
access: proxy
orgId: 1
uid: loki
url: http://loki.monitoring.svc.cluster.local:3100
editable: false
- name: TeslaMate
type: postgres
access: proxy
orgId: 1
uid: TeslaMate
url: blumeops-pg-rw.databases.svc.cluster.local:5432
database: teslamate
user: teslamate
editable: false
jsonData:
sslmode: disable
maxOpenConns: 5
maxIdleConns: 2
connMaxLifetime: 14400
secureJsonData:
password: $TESLAMATE_DB_PASSWORD
# Dashboard provisioning - sidecar watches for ConfigMaps with label
sidecar:
dashboards:
enabled: true
label: grafana_dashboard
labelValue: "1"
folderAnnotation: grafana_folder
provider:
foldersFromFilesStructure: false
# Service configuration (Ingress will handle external access)
service:
type: ClusterIP
port: 80
# Resource limits for minikube
resources:
requests:
memory: "128Mi"
cpu: "100m"
limits:
memory: "512Mi"
cpu: "500m"