GHP publish

openfaas/templates/prometheus-cfg.yaml

@@ -0,0 +1,82 @@
+{{- $functionNs := default .Release.Namespace .Values.functionNamespace }}
+{{- if .Values.prometheus.create }}
+---
+kind: ConfigMap
+apiVersion: v1
+metadata:
+  labels:
+    app: {{ template "openfaas.name" . }}
+    chart: {{ .Chart.Name }}-{{ .Chart.Version }}
+    component: prometheus-config
+    heritage: {{ .Release.Service }}
+    release: {{ .Release.Name }}
+  name: prometheus-config
+  namespace: {{ .Release.Namespace | quote }}
+data:
+  prometheus.yml: |
+    global:
+      scrape_interval:     15s
+      evaluation_interval: 15s
+      external_labels:
+          monitor: 'faas-monitor'
+
+    rule_files:
+        - 'alert.rules.yml'
+
+    scrape_configs:
+      - job_name: 'prometheus'
+        scrape_interval: 5s
+        static_configs:
+          - targets: ['localhost:9090']
+
+      - job_name: 'kubernetes-pods'
+        scrape_interval: 5s
+        honor_labels: false
+        kubernetes_sd_configs:
+          - role: pod
+            namespaces:
+              names:
+                - {{ .Release.Namespace }}
+{{- if ne $functionNs (.Release.Namespace | toString) }}
+                - {{ $functionNs }}
+{{- end }}
+        relabel_configs:
+        - action: labelmap
+          regex: __meta_kubernetes_pod_label_(.+)
+        - source_labels: [__meta_kubernetes_namespace]
+          action: replace
+          target_label: kubernetes_namespace
+        - source_labels: [__meta_kubernetes_pod_name]
+          action: replace
+          target_label: kubernetes_pod_name
+        - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scrape]
+          action: keep
+          regex: true
+        - source_labels: [__address__, __meta_kubernetes_pod_annotation_prometheus_io_port]
+          action: replace
+          regex: ([^:]+)(?::\d+)?;(\d+)
+          replacement: $1:$2
+          target_label: __address__
+
+    alerting:
+      alertmanagers:
+      - static_configs:
+        - targets:
+          - alertmanager:9093
+
+  alert.rules.yml: |
+    groups:
+      - name: openfaas
+        rules:
+        - alert: service_down
+          expr: up == 0
+        - alert: APIHighInvocationRate
+          expr: sum(rate(gateway_function_invocation_total{code="200"}[10s])) BY (function_name) > 5
+          for: 5s
+          labels:
+            service: gateway
+            severity: major
+          annotations:
+            description: High invocation total on "{{ "{{" }}$labels.function_name{{ "}}" }}"
+            summary: High invocation total on "{{ "{{" }}$labels.function_name{{ "}}" }}"
+{{- end }}