507 lines
16 KiB
YAML
507 lines
16 KiB
YAML
---
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apiVersion: monitoring.coreos.com/v1alpha1
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kind: AlertmanagerConfig
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metadata:
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name: alertmanager
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labels:
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app.kubernetes.io/name: alertmanager
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spec:
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route:
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receiver: 'slack-notifications'
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receivers:
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- name: 'slack-notifications'
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slackConfigs:
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- channel: '#kube-prod'
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sendResolved: true
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apiURL:
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name: slack-secrets
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key: webhook-url
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---
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apiVersion: monitoring.coreos.com/v1
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kind: PodMonitor
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metadata:
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name: metrics
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spec:
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namespaceSelector: {}
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selector: {}
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podMetricsEndpoints:
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- port: exporter
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- port: metrics
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---
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apiVersion: monitoring.coreos.com/v1
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kind: Alertmanager
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metadata:
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name: alertmanager
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spec:
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alertmanagerConfigSelector:
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matchLabels:
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app.kubernetes.io/name: alertmanager
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secrets:
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- slack-secrets
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nodeSelector:
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dedicated: monitoring
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tolerations:
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- key: dedicated
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operator: Equal
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value: monitoring
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effect: NoSchedule
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replicas: 3
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serviceAccountName: alertmanager
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externalUrl: http://am.k-space.ee/
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routePrefix: "/"
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securityContext:
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fsGroup: 2000
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runAsGroup: 2000
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runAsNonRoot: true
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runAsUser: 1000
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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: alertmanager
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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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nodeSelector:
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dedicated: monitoring
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tolerations:
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- key: dedicated
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operator: Equal
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value: monitoring
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effect: NoSchedule
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alerting:
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alertmanagers:
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- namespace: prometheus-operator
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name: alertmanager-operated
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port: web
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externalUrl: "http://prom.k-space.ee/"
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replicas: 2
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shards: 1
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serviceAccountName: prometheus
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securityContext:
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fsGroup: 2000
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runAsGroup: 2000
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runAsNonRoot: true
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runAsUser: 1000
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serviceMonitorNamespaceSelector: {}
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serviceMonitorSelector: {}
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podMonitorNamespaceSelector: {}
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podMonitorSelector: {}
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probeNamespaceSelector: {}
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probeSelector: {}
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ruleNamespaceSelector: {}
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ruleSelector: {}
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retentionSize: 80GB
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storage:
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volumeClaimTemplate:
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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: 100Gi
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storageClassName: local-path
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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/v1
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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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- nodes/metrics
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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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- apiGroups:
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- networking.k8s.io
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resources:
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- ingresses
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verbs: ["get", "list", "watch"]
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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/v1
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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: prometheus-operator
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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: prometheus
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spec:
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groups:
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- name: prometheus
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rules:
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- alert: PrometheusJobMissing
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annotations:
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description: "A Prometheus job has disappeared\n VALUE = {{ $value }}\n \
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\ LABELS = {{ $labels }}"
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summary: Prometheus job missing (instance {{ $labels.instance }})
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expr: absent(up{job="prometheus-operator/prometheus"})
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for: 0m
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labels:
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severity: warning
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- alert: PrometheusTargetMissing
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annotations:
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description: "A Prometheus target has disappeared. An exporter might be crashed.\n\
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\ VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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summary: Prometheus target missing (instance {{ $labels.instance }})
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expr: up == 0
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for: 5m
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labels:
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severity: critical
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- alert: PrometheusAllTargetsMissing
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annotations:
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description: "A Prometheus job does not have living target anymore.\n VALUE\
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\ = {{ $value }}\n LABELS = {{ $labels }}"
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summary: Prometheus all targets missing (instance {{ $labels.instance }})
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expr: count by (job) (up) == 0
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for: 0m
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labels:
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severity: critical
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- alert: PrometheusConfigurationReloadFailure
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annotations:
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description: "Prometheus configuration reload error\n VALUE = {{ $value }}\n\
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\ LABELS = {{ $labels }}"
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summary: Prometheus configuration reload failure (instance {{ $labels.instance
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}})
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expr: prometheus_config_last_reload_successful != 1
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for: 0m
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labels:
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severity: warning
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- alert: PrometheusTooManyRestarts
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annotations:
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description: "Prometheus has restarted more than twice in the last 15 minutes.\
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\ It might be crashlooping.\n VALUE = {{ $value }}\n LABELS = {{ $labels\
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\ }}"
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summary: Prometheus too many restarts (instance {{ $labels.instance }})
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expr: changes(process_start_time_seconds{job=~"prometheus|pushgateway|alertmanager"}[15m])
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> 2
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for: 0m
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labels:
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severity: warning
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- alert: PrometheusAlertmanagerJobMissing
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annotations:
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description: "A Prometheus AlertManager job has disappeared\n VALUE = {{\
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\ $value }}\n LABELS = {{ $labels }}"
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summary: Prometheus AlertManager job missing (instance {{ $labels.instance
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}})
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expr: absent(up{job="prometheus-operator/alertmanager"})
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for: 0m
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labels:
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severity: warning
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- alert: PrometheusAlertmanagerConfigurationReloadFailure
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annotations:
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description: "AlertManager configuration reload error\n VALUE = {{ $value\
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\ }}\n LABELS = {{ $labels }}"
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summary: Prometheus AlertManager configuration reload failure (instance {{
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$labels.instance }})
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expr: alertmanager_config_last_reload_successful != 1
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for: 0m
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labels:
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severity: warning
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- alert: PrometheusAlertmanagerConfigNotSynced
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annotations:
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description: "Configurations of AlertManager cluster instances are out of\
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\ sync\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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summary: Prometheus AlertManager config not synced (instance {{ $labels.instance
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}})
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expr: count(count_values("config_hash", alertmanager_config_hash)) > 1
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for: 0m
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labels:
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severity: warning
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- alert: PrometheusNotConnectedToAlertmanager
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annotations:
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description: "Prometheus cannot connect the alertmanager\n VALUE = {{ $value\
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\ }}\n LABELS = {{ $labels }}"
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summary: Prometheus not connected to alertmanager (instance {{ $labels.instance
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}})
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expr: prometheus_notifications_alertmanagers_discovered < 1
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for: 0m
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labels:
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severity: critical
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- alert: PrometheusRuleEvaluationFailures
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annotations:
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description: "Prometheus encountered {{ $value }} rule evaluation failures,\
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\ leading to potentially ignored alerts.\n VALUE = {{ $value }}\n LABELS\
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\ = {{ $labels }}"
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summary: Prometheus rule evaluation failures (instance {{ $labels.instance
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}})
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expr: increase(prometheus_rule_evaluation_failures_total[3m]) > 0
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for: 0m
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labels:
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severity: critical
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- alert: PrometheusTemplateTextExpansionFailures
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annotations:
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description: "Prometheus encountered {{ $value }} template text expansion\
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\ failures\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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summary: Prometheus template text expansion failures (instance {{ $labels.instance
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}})
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expr: increase(prometheus_template_text_expansion_failures_total[3m]) > 0
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for: 0m
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labels:
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severity: critical
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- alert: PrometheusRuleEvaluationSlow
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annotations:
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description: "Prometheus rule evaluation took more time than the scheduled\
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\ interval. It indicates a slower storage backend access or too complex\
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\ query.\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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summary: Prometheus rule evaluation slow (instance {{ $labels.instance }})
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expr: prometheus_rule_group_last_duration_seconds > prometheus_rule_group_interval_seconds
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for: 5m
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labels:
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severity: warning
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- alert: PrometheusNotificationsBacklog
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annotations:
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description: "The Prometheus notification queue has not been empty for 10\
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\ minutes\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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summary: Prometheus notifications backlog (instance {{ $labels.instance }})
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expr: min_over_time(prometheus_notifications_queue_length[10m]) > 0
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for: 0m
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labels:
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severity: warning
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- alert: PrometheusAlertmanagerNotificationFailing
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annotations:
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description: "Alertmanager is failing sending notifications\n VALUE = {{\
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\ $value }}\n LABELS = {{ $labels }}"
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summary: Prometheus AlertManager notification failing (instance {{ $labels.instance
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}})
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expr: rate(alertmanager_notifications_failed_total[1m]) > 0
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for: 0m
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labels:
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severity: critical
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- alert: PrometheusTargetEmpty
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annotations:
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description: "Prometheus has no target in service discovery\n VALUE = {{\
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\ $value }}\n LABELS = {{ $labels }}"
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summary: Prometheus target empty (instance {{ $labels.instance }})
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expr: prometheus_sd_discovered_targets == 0
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for: 0m
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labels:
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severity: critical
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- alert: PrometheusLargeScrape
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annotations:
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description: "Prometheus has many scrapes that exceed the sample limit\n \
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\ VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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summary: Prometheus large scrape (instance {{ $labels.instance }})
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expr: increase(prometheus_target_scrapes_exceeded_sample_limit_total[10m]) >
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10
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for: 5m
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labels:
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severity: warning
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- alert: PrometheusTargetScrapeDuplicate
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annotations:
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description: "Prometheus has many samples rejected due to duplicate timestamps\
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\ but different values\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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summary: Prometheus target scrape duplicate (instance {{ $labels.instance
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}})
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expr: increase(prometheus_target_scrapes_sample_duplicate_timestamp_total[5m])
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> 0
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for: 0m
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labels:
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severity: warning
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- alert: PrometheusTsdbCheckpointCreationFailures
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annotations:
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description: "Prometheus encountered {{ $value }} checkpoint creation failures\n\
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\ VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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summary: Prometheus TSDB checkpoint creation failures (instance {{ $labels.instance
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}})
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expr: increase(prometheus_tsdb_checkpoint_creations_failed_total[1m]) > 0
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for: 0m
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labels:
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severity: critical
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- alert: PrometheusTsdbCheckpointDeletionFailures
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annotations:
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description: "Prometheus encountered {{ $value }} checkpoint deletion failures\n\
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\ VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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summary: Prometheus TSDB checkpoint deletion failures (instance {{ $labels.instance
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}})
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expr: increase(prometheus_tsdb_checkpoint_deletions_failed_total[1m]) > 0
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for: 0m
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labels:
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severity: critical
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- alert: PrometheusTsdbCompactionsFailed
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annotations:
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description: "Prometheus encountered {{ $value }} TSDB compactions failures\n\
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\ VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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summary: Prometheus TSDB compactions failed (instance {{ $labels.instance
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}})
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expr: increase(prometheus_tsdb_compactions_failed_total[1m]) > 0
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for: 0m
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labels:
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severity: critical
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- alert: PrometheusTsdbHeadTruncationsFailed
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annotations:
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description: "Prometheus encountered {{ $value }} TSDB head truncation failures\n\
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\ VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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summary: Prometheus TSDB head truncations failed (instance {{ $labels.instance
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}})
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expr: increase(prometheus_tsdb_head_truncations_failed_total[1m]) > 0
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for: 0m
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labels:
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severity: critical
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- alert: PrometheusTsdbReloadFailures
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annotations:
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description: "Prometheus encountered {{ $value }} TSDB reload failures\n \
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\ VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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summary: Prometheus TSDB reload failures (instance {{ $labels.instance }})
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expr: increase(prometheus_tsdb_reloads_failures_total[1m]) > 0
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for: 0m
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labels:
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severity: critical
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- alert: PrometheusTsdbWalCorruptions
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annotations:
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description: "Prometheus encountered {{ $value }} TSDB WAL corruptions\n \
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\ VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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summary: Prometheus TSDB WAL is corrupt, make sure there is enough disk space
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and wipe /data/wal
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expr: increase(prometheus_tsdb_wal_corruptions_total[2h]) > 0
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for: 0m
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labels:
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severity: critical
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- alert: PrometheusTsdbWalTruncationsFailed
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annotations:
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description: "Prometheus encountered {{ $value }} TSDB WAL truncation failures\n\
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\ VALUE = {{ $value }}\n LABELS = {{ $labels }}"
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summary: Prometheus TSDB WAL truncations failed (instance {{ $labels.instance
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}})
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expr: increase(prometheus_tsdb_wal_truncations_failed_total[1m]) > 0
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for: 0m
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labels:
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severity: critical
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---
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apiVersion: networking.k8s.io/v1
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kind: Ingress
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metadata:
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name: prometheus
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annotations:
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traefik.ingress.kubernetes.io/router.entrypoints: websecure
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traefik.ingress.kubernetes.io/router.tls: "true"
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external-dns.alpha.kubernetes.io/target: traefik.k-space.ee
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traefik.ingress.kubernetes.io/router.middlewares: traefik-sso@kubernetescrd
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spec:
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rules:
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- host: prom.k-space.ee
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http:
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paths:
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- pathType: Prefix
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path: "/"
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backend:
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service:
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name: prometheus-operated
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port:
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number: 9090
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tls:
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- hosts:
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- "*.k-space.ee"
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---
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apiVersion: networking.k8s.io/v1
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kind: Ingress
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metadata:
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name: alertmanager
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annotations:
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traefik.ingress.kubernetes.io/router.entrypoints: websecure
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traefik.ingress.kubernetes.io/router.tls: "true"
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external-dns.alpha.kubernetes.io/target: traefik.k-space.ee
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traefik.ingress.kubernetes.io/router.middlewares: traefik-sso@kubernetescrd
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spec:
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rules:
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- host: am.k-space.ee
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http:
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paths:
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- pathType: Prefix
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path: "/"
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backend:
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service:
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name: alertmanager-operated
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port:
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number: 9093
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tls:
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- hosts:
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- "*.k-space.ee"
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---
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apiVersion: monitoring.coreos.com/v1
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kind: PodMonitor
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metadata:
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name: prometheus
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spec:
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selector:
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matchLabels:
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app.kubernetes.io/name: prometheus
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podMetricsEndpoints:
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- port: web
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---
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apiVersion: monitoring.coreos.com/v1
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kind: PodMonitor
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metadata:
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name: alertmanager
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spec:
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selector:
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matchLabels:
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app.kubernetes.io/name: alertmanager
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podMetricsEndpoints:
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- port: web
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---
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apiVersion: monitoring.coreos.com/v1
|
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kind: PodMonitor
|
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metadata:
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name: operator
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spec:
|
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selector:
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matchLabels:
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app.kubernetes.io/name: prometheus-operator
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podMetricsEndpoints:
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- port: http
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---
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apiVersion: monitoring.coreos.com/v1
|
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kind: ServiceMonitor
|
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metadata:
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name: kubelet
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spec:
|
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endpoints:
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- bearerTokenFile: /var/run/secrets/kubernetes.io/serviceaccount/token
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honorLabels: true
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interval: 30s
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port: https-metrics
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scheme: https
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tlsConfig:
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insecureSkipVerify: true
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- bearerTokenFile: /var/run/secrets/kubernetes.io/serviceaccount/token
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honorLabels: true
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interval: 30s
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path: /metrics/cadvisor
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port: https-metrics
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scheme: https
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tlsConfig:
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insecureSkipVerify: true
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namespaceSelector:
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matchNames:
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- kube-system
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selector:
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matchLabels:
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app.kubernetes.io/name: kubelet
|