helm(major): add prometheus rules, add switch to enable/disable monitoring
This commit is contained in:
Langhammer, Jens
parent
3d73aac3ab
commit
2c0f0a68a8
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@ -0,0 +1,10 @@
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ingress:
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enabled: true
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hosts:
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- some.address.tld
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grafana.ini:
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auth.anonymous:
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enabled: true
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org_name: Main Org.
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org_role: Viewer
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@ -0,0 +1,63 @@
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---
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apiVersion: v1
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kind: ServiceAccount
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metadata:
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name: prometheus
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---
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apiVersion: rbac.authorization.k8s.io/v1beta1
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kind: ClusterRole
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metadata:
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name: prometheus
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rules:
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- apiGroups: [""]
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resources:
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- nodes
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- services
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- endpoints
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- pods
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verbs: ["get", "list", "watch"]
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- apiGroups: [""]
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resources:
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- configmaps
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verbs: ["get"]
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- nonResourceURLs: ["/metrics"]
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verbs: ["get"]
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---
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apiVersion: rbac.authorization.k8s.io/v1beta1
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kind: ClusterRoleBinding
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metadata:
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name: prometheus
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roleRef:
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apiGroup: rbac.authorization.k8s.io
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kind: ClusterRole
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name: prometheus
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subjects:
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- kind: ServiceAccount
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name: prometheus
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namespace: prod-passbook-ng
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---
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apiVersion: monitoring.coreos.com/v1
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kind: Prometheus
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metadata:
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name: prometheus
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spec:
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serviceAccountName: prometheus
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serviceMonitorSelector:
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matchLabels:
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app.kubernetes.io/name: passbook
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enableAdminAPI: false
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ruleSelector:
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matchLabels:
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app.kubernetes.io/name: passbook
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storage:
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volumeClaimTemplate:
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metadata:
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labels:
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prometheus: k8s
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name: prometheus-storage
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spec:
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accessModes:
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- ReadWriteOnce
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resources:
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requests:
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storage: 15Gi
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@ -0,0 +1,124 @@
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{{- if .Values.monitoring.enabled -}}
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---
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apiVersion: monitoring.coreos.com/v1
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kind: PrometheusRule
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metadata:
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name: {{ include "passbook.fullname" . }}-static-rules
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labels:
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app.kubernetes.io/name: {{ include "passbook.name" . }}
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helm.sh/chart: {{ include "passbook.chart" . }}
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app.kubernetes.io/instance: {{ .Release.Name }}
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app.kubernetes.io/managed-by: {{ .Release.Service }}
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spec:
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groups:
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- name: Aggregate request counters
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rules:
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- record: job:django_http_requests_before_middlewares_total:sum_rate30s
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expr: sum(rate(django_http_requests_before_middlewares_total[30s])) by (job)
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- record: job:django_http_requests_unknown_latency_total:sum_rate30s
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expr: sum(rate(django_http_requests_unknown_latency_total[30s])) by (job)
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- record: job:django_http_ajax_requests_total:sum_rate30s
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expr: sum(rate(django_http_ajax_requests_total[30s])) by (job)
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- record: job:django_http_responses_before_middlewares_total:sum_rate30s
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expr: sum(rate(django_http_responses_before_middlewares_total[30s])) by (job)
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- record: job:django_http_requests_unknown_latency_including_middlewares_total:sum_rate30s
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expr: sum(rate(django_http_requests_unknown_latency_including_middlewares_total[30s])) by (job)
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- record: job:django_http_requests_body_total_bytes:sum_rate30s
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expr: sum(rate(django_http_requests_body_total_bytes[30s])) by (job)
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- record: job:django_http_responses_streaming_total:sum_rate30s
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expr: sum(rate(django_http_responses_streaming_total[30s])) by (job)
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- record: job:django_http_responses_body_total_bytes:sum_rate30s
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expr: sum(rate(django_http_responses_body_total_bytes[30s])) by (job)
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- record: job:django_http_requests_total:sum_rate30s
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expr: sum(rate(django_http_requests_total_by_method[30s])) by (job)
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- record: job:django_http_requests_total_by_method:sum_rate30s
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expr: sum(rate(django_http_requests_total_by_method[30s])) by (job,method)
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- record: job:django_http_requests_total_by_transport:sum_rate30s
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expr: sum(rate(django_http_requests_total_by_transport[30s])) by (job,transport)
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- record: job:django_http_requests_total_by_view:sum_rate30s
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expr: sum(rate(django_http_requests_total_by_view_transport_method[30s])) by (job,view)
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- record: job:django_http_requests_total_by_view_transport_method:sum_rate30s
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expr: sum(rate(django_http_requests_total_by_view_transport_method[30s])) by (job,view,transport,method)
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- record: job:django_http_responses_total_by_templatename:sum_rate30s
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expr: sum(rate(django_http_responses_total_by_templatename[30s])) by (job,templatename)
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- record: job:django_http_responses_total_by_status:sum_rate30s
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expr: sum(rate(django_http_responses_total_by_status[30s])) by (job,status)
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- record: job:django_http_responses_total_by_status_name_method:sum_rate30s
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expr: sum(rate(django_http_responses_total_by_status_name_method[30s])) by (job,status,name,method)
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- record: job:django_http_responses_total_by_charset:sum_rate30s
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expr: sum(rate(django_http_responses_total_by_charset[30s])) by (job,charset)
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- record: job:django_http_exceptions_total_by_type:sum_rate30s
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expr: sum(rate(django_http_exceptions_total_by_type[30s])) by (job,type)
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- record: job:django_http_exceptions_total_by_view:sum_rate30s
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expr: sum(rate(django_http_exceptions_total_by_view[30s])) by (job,view)
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- name: Aggregate latency histograms
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rules:
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- record: job:django_http_requests_latency_including_middlewares_seconds:quantile_rate30s
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expr: histogram_quantile(0.50, sum(rate(django_http_requests_latency_including_middlewares_seconds_bucket[30s])) by (job, le))
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labels:
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quantile: "50"
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- record: job:django_http_requests_latency_including_middlewares_seconds:quantile_rate30s
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expr: histogram_quantile(0.95, sum(rate(django_http_requests_latency_including_middlewares_seconds_bucket[30s])) by (job, le))
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labels:
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quantile: "95"
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- record: job:django_http_requests_latency_including_middlewares_seconds:quantile_rate30s
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expr: histogram_quantile(0.99, sum(rate(django_http_requests_latency_including_middlewares_seconds_bucket[30s])) by (job, le))
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labels:
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quantile: "99"
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- record: job:django_http_requests_latency_including_middlewares_seconds:quantile_rate30s
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expr: histogram_quantile(0.999, sum(rate(django_http_requests_latency_including_middlewares_seconds_bucket[30s])) by (job, le))
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labels:
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quantile: "99.9"
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- record: job:django_http_requests_latency_seconds:quantile_rate30s
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expr: histogram_quantile(0.50, sum(rate(django_http_requests_latency_seconds_bucket[30s])) by (job, le))
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labels:
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quantile: "50"
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- record: job:django_http_requests_latency_seconds:quantile_rate30s
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expr: histogram_quantile(0.95, sum(rate(django_http_requests_latency_seconds_bucket[30s])) by (job, le))
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labels:
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quantile: "95"
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- record: job:django_http_requests_latency_seconds:quantile_rate30s
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expr: histogram_quantile(0.99, sum(rate(django_http_requests_latency_seconds_bucket[30s])) by (job, le))
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labels:
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quantile: "99"
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- record: job:django_http_requests_latency_seconds:quantile_rate30s
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expr: histogram_quantile(0.999, sum(rate(django_http_requests_latency_seconds_bucket[30s])) by (job, le))
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labels:
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quantile: "99.9"
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- name: Aggregate model operations
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rules:
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- record: job:django_model_inserts_total:sum_rate1m
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expr: sum(rate(django_model_inserts_total[1m])) by (job, model)
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- record: job:django_model_updates_total:sum_rate1m
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expr: sum(rate(django_model_updates_total[1m])) by (job, model)
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- record: job:django_model_deletes_total:sum_rate1m
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expr: sum(rate(django_model_deletes_total[1m])) by (job, model)
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- name: Aggregate database operations
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rules:
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- record: job:django_db_new_connections_total:sum_rate30s
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expr: sum(rate(django_db_new_connections_total[30s])) by (alias, vendor)
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- record: job:django_db_new_connection_errors_total:sum_rate30s
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expr: sum(rate(django_db_new_connection_errors_total[30s])) by (alias, vendor)
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- record: job:django_db_execute_total:sum_rate30s
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expr: sum(rate(django_db_execute_total[30s])) by (alias, vendor)
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- record: job:django_db_execute_many_total:sum_rate30s
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expr: sum(rate(django_db_execute_many_total[30s])) by (alias, vendor)
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- record: job:django_db_errors_total:sum_rate30s
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expr: sum(rate(django_db_errors_total[30s])) by (alias, vendor, type)
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- name: Aggregate migrations
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rules:
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- record: job:django_migrations_applied_total:max
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expr: max(django_migrations_applied_total) by (job, connection)
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- record: job:django_migrations_unapplied_total:max
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expr: max(django_migrations_unapplied_total) by (job, connection)
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- name: Alerts
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rules:
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- alert: UnappliedMigrations
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expr: job:django_migrations_unapplied_total:max > 0
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for: 1m
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labels:
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severity: testing
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annotations:
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summary: "Unapplied django migrations on {{$labels.connection}}"
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description: "Django detected {{$value}} unapplied migrations on database {{$labels.connection}}"
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{{- end }}
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@ -1,3 +1,4 @@
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{{- if .Values.monitoring.enabled -}}
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apiVersion: monitoring.coreos.com/v1
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kind: ServiceMonitor
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metadata:
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@ -13,3 +14,4 @@ spec:
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selector:
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matchLabels:
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k8s.passbook.io/component: static
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{{- end }}
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@ -9,9 +9,9 @@ metadata:
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helm.sh/chart: {{ include "passbook.chart" . }}
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k8s.passbook.io/component: web
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spec:
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type: {{ .Values.service.type }}
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type: ClusterIP
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ports:
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- port: {{ .Values.service.port }}
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- port: 80
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targetPort: http
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protocol: TCP
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name: http
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@ -1,3 +1,4 @@
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{{- if .Values.monitoring.enabled -}}
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apiVersion: monitoring.coreos.com/v1
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kind: ServiceMonitor
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metadata:
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@ -17,6 +18,8 @@ spec:
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name: {{ include "passbook.fullname" . }}-secret-key
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key: monitoring_username
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port: http
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interval: 10s
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selector:
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matchLabels:
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k8s.passbook.io/component: web
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{{- end }}
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@ -14,19 +14,10 @@ config:
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email:
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host: localhost
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postgresql:
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postgresqlDatabase: passbook
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redis:
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cluster:
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# This Helm chart ships with built-in Prometheus ServiceMonitors and Rules.
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# This requires the CoreOS Prometheus Operator.
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monitoring:
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enabled: false
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master:
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persistence:
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enabled: false
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service:
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type: ClusterIP
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port: 80
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ingress:
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enabled: false
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@ -40,3 +31,14 @@ ingress:
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# - secretName: chart-example-tls
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# hosts:
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# - passbook.k8s.local
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# These settings configure the packaged PostgreSQL and Redis chart.
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postgresql:
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postgresqlDatabase: passbook
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redis:
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cluster:
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enabled: false
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master:
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persistence:
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enabled: false
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