helm/nginx-ingress-values.yaml at main · Countly/helm · GitHub

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# F5 NGINX Ingress Controller -- Open Source
# Chart: nginx-stable/nginx-ingress v2.1.0
#
# Install:
#   helm repo add nginx-stable https://helm.nginx.com/stable
#   helm upgrade --install nginx-ingress nginx-stable/nginx-ingress \
#     --version 2.1.0 \
#     -f nginx-ingress-values.yaml \
#     --create-namespace -n ingress-nginx

controller:
  # --- Image (OSS) ---
  nginxplus: false
  # Export upstream latency histograms on /metrics for Prometheus scraping.
  enableLatencyMetrics: true
  image:
    repository: nginx/nginx-ingress
    tag: "5.3.4"

  # --- IngressClass ---
  ingressClass:
    name: nginx
    create: true
    setAsDefaultIngress: true

  # --- Replicas & HPA ---
  replicaCount: 1
  autoscaling:
    enabled: true
    minReplicas: 1
    maxReplicas: 4
    targetCPUUtilizationPercentage: 60
    targetMemoryUtilizationPercentage: 70

  # --- Resources ---
  resources:
    requests:
      cpu: "1"
      memory: "2Gi"
    limits:
      cpu: "2"
      memory: "2Gi"

  # --- Service ---
  service:
    type: LoadBalancer
    externalTrafficPolicy: Local

  # --- Snippets (REQUIRED for proxy header annotations) ---
  enableSnippets: true

  # --- Buffer auto-adjust ---
  directiveAutoAdjust: "true"

  # --- Global ConfigMap entries ---
  config:
    entries:
      worker-processes: "auto"
      worker-connections: "65535"
      worker-rlimit-nofile: "131072"
      client-max-body-size: "50m"
      client-body-buffer-size: "1m"
      keepalive-timeout: "75s"
      keepalive-requests: "10000"
      keepalive: "100"
      proxy-buffering: "True"
      proxy-buffers: "16 256k"
      proxy-buffer-size: "256k"
      proxy-busy-buffers-size: "512k"
      proxy-max-temp-file-size: "2048m"
      proxy-connect-timeout: "60s"
      proxy-read-timeout: "120s"
      proxy-send-timeout: "120s"
      server-names-hash-bucket-size: "256"
      server-names-hash-max-size: "2048"
      variables-hash-bucket-size: "512"
      variables-hash-max-size: "4096"
      map-hash-bucket-size: "512"
      map-hash-max-size: "4096"
      server-tokens: "False"
      http2: "True"
      # --- OpenTelemetry tracing (ngx_otel_module) ---
      # enable-opentelemetry activates otel_trace on; in the server block.
      # Uses 'propagate' mode: honors inbound W3C context AND generates edge spans.
      # Exports spans to Alloy-OTLP via gRPC for Tempo ingestion.
      enable-opentelemetry: "true"
      otel-exporter-endpoint: "countly-observability-alloy-otlp.observability.svc.cluster.local:4317"
      otel-service-name: "edge-nginx"
      otel-trace-context: "propagate"
      otel-sampler: "AlwaysOn"
      otel-sampler-ratio: "1.0"
      # --- Access log format ---
      # Uses $otel_trace_id and $otel_span_id from ngx_otel_module.
      # Format matches Alloy Loki regex: traceId=<32hex>.*spanId=<16hex>
      log-format: >-
        $remote_addr - $remote_user [$time_local] "$request"
        $status $body_bytes_sent "$http_referer" "$http_user_agent"
        $request_time $upstream_response_time
        request_id=$request_id traceId=$otel_trace_id spanId=$otel_span_id

  telemetryReporting:
    enable: false

prometheus:
  create: true
  port: 9113
  service:
    create: true
  serviceMonitor:
    create: false