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feat(helm): add prometheus resources to monitor (#2958)
### Pull Request Checklist <!-- Please read https://matrix-org.github.io/dendrite/development/contributing before submitting your pull request --> * [x] I have added Go unit tests or [Complement integration tests](https://github.com/matrix-org/complement) for this PR _or_ I have justified why this PR doesn't need tests * [x] Pull request includes a [sign off below using a legally identifiable name](https://matrix-org.github.io/dendrite/development/contributing#sign-off) _or_ I have already signed off privately --- I do not know, how you run helm-docs .... otherwise i would like to add somewhere: ````markdown * Works well with [Prometheus Operator](https://prometheus-operator.dev/) ([Helmchart](https://artifacthub.io/packages/helm/prometheus-community/kube-prometheus-stack)) and there setup of [Grafana](https://grafana.com/grafana/), by enabling following values: ```yaml prometheus: servicemonitor: enabled: true labels: release: "kube-prometheus-stack" rules: enabled: true # will deploy alert rules additionalLabels: release: "kube-prometheus-stack" grafana: dashboards: enabled: true # will deploy default dashboards ``` PS: The labels `release=kube-prometheus-stack` is setup with the helmchart of the Prometheus Operator. For Grafana Dashboards it maybe need scan enable to scan in correct namespaces (or ALL), enabled by `sidecar.dashboards.searchNamespace` in [Helmchart of grafana](https://artifacthub.io/packages/helm/grafana/grafana) (which is part of PrometheusOperator, so `grafana.sidecar.dashboards.searchNamespace`) ```` Maybe also put somewhere the Screenshot of that Grafana Dashboard: https://grafana.com/grafana/dashboards/13916-dendrite/ --- @S7evinK do you take a look? Signed-off-by: genofire <geno+dev@fireorbit.de>
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22
helm/dendrite/.helm-docs/monitoring.gotmpl
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22
helm/dendrite/.helm-docs/monitoring.gotmpl
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@ -0,0 +1,22 @@
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{{ define "chart.monitoringSection" }}
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## Monitoring
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[](https://grafana.com/grafana/dashboards/13916-dendrite/)
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* Works well with [Prometheus Operator](https://prometheus-operator.dev/) ([Helmchart](https://artifacthub.io/packages/helm/prometheus-community/kube-prometheus-stack)) and their setup of [Grafana](https://grafana.com/grafana/), by enabling the following values:
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```yaml
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prometheus:
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servicemonitor:
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enabled: true
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labels:
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release: "kube-prometheus-stack"
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rules:
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enabled: true # will deploy alert rules
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labels:
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release: "kube-prometheus-stack"
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grafana:
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dashboards:
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enabled: true # will deploy default dashboards
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```
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PS: The label `release=kube-prometheus-stack` is setup with the helmchart of the Prometheus Operator. For Grafana Dashboards it may be necessary to enable scanning in the correct namespaces (or ALL), enabled by `sidecar.dashboards.searchNamespace` in [Helmchart of grafana](https://artifacthub.io/packages/helm/grafana/grafana) (which is part of PrometheusOperator, so `grafana.sidecar.dashboards.searchNamespace`)
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{{ end }}
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@ -1,6 +1,6 @@
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apiVersion: v2
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name: dendrite
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version: "0.11.1"
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version: "0.11.2"
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appVersion: "0.11.1"
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description: Dendrite Matrix Homeserver
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type: application
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@ -1,6 +1,6 @@
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# dendrite
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Dendrite Matrix Homeserver
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Status: **NOT PRODUCTION READY**
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@ -146,3 +146,35 @@ Create a folder `appservices` and place your configurations in there. The confi
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| ingress.tls | list | `[]` | |
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| service.type | string | `"ClusterIP"` | |
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| service.port | int | `8008` | |
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| prometheus.servicemonitor.enabled | bool | `false` | Enable ServiceMonitor for Prometheus-Operator for scrape metric-endpoint |
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| prometheus.servicemonitor.labels | object | `{}` | Extra Labels on ServiceMonitor for selector of Prometheus Instance |
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| prometheus.rules.enabled | bool | `false` | Enable PrometheusRules for Prometheus-Operator for setup alerting |
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| prometheus.rules.labels | object | `{}` | Extra Labels on PrometheusRules for selector of Prometheus Instance |
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| prometheus.rules.additionalRules | list | `[]` | additional alertrules (no default alertrules are provided) |
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| grafana.dashboards.enabled | bool | `false` | |
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| grafana.dashboards.labels | object | `{"grafana_dashboard":"1"}` | Extra Labels on ConfigMap for selector of grafana sidecar |
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| grafana.dashboards.annotations | object | `{}` | Extra Annotations on ConfigMap additional config in grafana sidecar |
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## Monitoring
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[](https://grafana.com/grafana/dashboards/13916-dendrite/)
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* Works well with [Prometheus Operator](https://prometheus-operator.dev/) ([Helmchart](https://artifacthub.io/packages/helm/prometheus-community/kube-prometheus-stack)) and their setup of [Grafana](https://grafana.com/grafana/), by enabling the following values:
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```yaml
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prometheus:
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servicemonitor:
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enabled: true
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labels:
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release: "kube-prometheus-stack"
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rules:
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enabled: true # will deploy alert rules
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labels:
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release: "kube-prometheus-stack"
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grafana:
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dashboards:
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enabled: true # will deploy default dashboards
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```
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PS: The label `release=kube-prometheus-stack` is setup with the helmchart of the Prometheus Operator. For Grafana Dashboards it may be necessary to enable scanning in the correct namespaces (or ALL), enabled by `sidecar.dashboards.searchNamespace` in [Helmchart of grafana](https://artifacthub.io/packages/helm/grafana/grafana) (which is part of PrometheusOperator, so `grafana.sidecar.dashboards.searchNamespace`)
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----------------------------------------------
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Autogenerated from chart metadata using [helm-docs vv1.11.0](https://github.com/norwoodj/helm-docs/releases/vv1.11.0)
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@ -10,4 +10,5 @@
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{{ template "chart.sourcesSection" . }}
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{{ template "chart.requirementsSection" . }}
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{{ template "chart.valuesSection" . }}
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{{ template "chart.monitoringSection" . }}
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{{ template "helm-docs.versionFooter" . }}
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@ -11,3 +11,8 @@ dendrite_config:
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ingress:
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enabled: true
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# dashboard is an ConfigMap with labels - it does not harm on testing
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grafana:
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dashboards:
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enabled: true
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1119
helm/dendrite/grafana_dashboards/dendrite-rev1.json
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1119
helm/dendrite/grafana_dashboards/dendrite-rev1.json
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File diff suppressed because it is too large
Load diff
16
helm/dendrite/templates/configmap_grafana_dashboards.yaml
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helm/dendrite/templates/configmap_grafana_dashboards.yaml
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@ -0,0 +1,16 @@
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{{- if .Values.grafana.dashboards.enabled }}
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{{- range $path, $bytes := .Files.Glob "grafana_dashboards/*" }}
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---
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apiVersion: v1
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kind: ConfigMap
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metadata:
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name: {{ include "dendrite.fullname" $ }}-grafana-dashboards-{{ base $path }}
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labels:
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{{- include "dendrite.labels" $ | nindent 4 }}
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{{- toYaml $.Values.grafana.dashboards.labels | nindent 4 }}
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annotations:
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{{- toYaml $.Values.grafana.dashboards.annotations | nindent 4 }}
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data:
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{{- ($.Files.Glob $path ).AsConfig | nindent 2 }}
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{{- end }}
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{{- end }}
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16
helm/dendrite/templates/prometheus-rules.yaml
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helm/dendrite/templates/prometheus-rules.yaml
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@ -0,0 +1,16 @@
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{{- if and ( .Values.prometheus.rules.enabled ) ( .Capabilities.APIVersions.Has "monitoring.coreos.com/v1" ) }}
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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 "dendrite.fullname" . }}
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labels:
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{{- include "dendrite.labels" . | nindent 4 }}
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{{- toYaml .Values.prometheus.rules.labels | nindent 4 }}
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spec:
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groups:
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{{- if .Values.prometheus.rules.additionalRules }}
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- name: {{ template "dendrite.name" . }}-Additional
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rules: {{- toYaml .Values.prometheus.rules.additionalRules | nindent 4 }}
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{{- end }}
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{{- end }}
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@ -1,15 +1,15 @@
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{{ if (gt (len (.Files.Glob "appservices/*")) 0) }}
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{{- if (gt (len (.Files.Glob "appservices/*")) 0) }}
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---
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apiVersion: v1
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kind: Secret
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metadata:
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name: {{ include "dendrite.fullname" . }}-appservices-conf
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namespace: {{ .Release.Namespace }}
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type: Opaque
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data:
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{{ (.Files.Glob "appservices/*").AsSecrets | indent 2 }}
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{{ end }}
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{{ if and .Values.signing_key.create (not .Values.signing_key.existingSecret) }}
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{{- end }}
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{{- if and .Values.signing_key.create (not .Values.signing_key.existingSecret) }}
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---
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apiVersion: v1
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kind: Secret
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@ -17,17 +17,29 @@ metadata:
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annotations:
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helm.sh/resource-policy: keep
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name: {{ include "dendrite.fullname" . }}-signing-key
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namespace: {{ .Release.Namespace }}
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type: Opaque
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{{ end }}
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{{- end }}
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{{- with .Values.dendrite_config.global.metrics }}
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{{- if .enabled }}
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---
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apiVersion: v1
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kind: Secret
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metadata:
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name: {{ include "dendrite.fullname" $ }}-metrics-basic-auth
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type: Opaque
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stringData:
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user: {{ .basic_auth.user | quote }}
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password: {{ .basic_auth.password | quote }}
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{{- end }}
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{{- end }}
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---
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apiVersion: v1
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kind: Secret
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type: Opaque
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metadata:
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name: {{ include "dendrite.fullname" . }}-conf
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namespace: {{ .Release.Namespace }}
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type: Opaque
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stringData:
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dendrite.yaml: |
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{{ toYaml ( mustMergeOverwrite .Values.dendrite_config ( fromYaml (include "override.config" .) ) .Values.dendrite_config ) | nindent 4 }}
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26
helm/dendrite/templates/servicemonitor.yaml
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26
helm/dendrite/templates/servicemonitor.yaml
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{{- if and
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(and .Values.prometheus.servicemonitor.enabled .Values.dendrite_config.global.metrics.enabled )
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( .Capabilities.APIVersions.Has "monitoring.coreos.com/v1" )
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}}
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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: {{ include "dendrite.fullname" . }}
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labels:
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{{- include "dendrite.labels" . | nindent 4 }}
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{{- toYaml .Values.prometheus.servicemonitor.labels | nindent 4 }}
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spec:
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endpoints:
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- port: http
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basicAuth:
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username:
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name: {{ include "dendrite.fullname" . }}-metrics-basic-auth
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key: "user"
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password:
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name: {{ include "dendrite.fullname" . }}-metrics-basic-auth
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key: "password"
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selector:
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matchLabels:
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{{- include "dendrite.selectorLabels" . | nindent 6 }}
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{{- end }}
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@ -348,3 +348,26 @@ ingress:
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service:
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type: ClusterIP
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port: 8008
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prometheus:
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servicemonitor:
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# -- Enable ServiceMonitor for Prometheus-Operator for scrape metric-endpoint
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enabled: false
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# -- Extra Labels on ServiceMonitor for selector of Prometheus Instance
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labels: {}
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rules:
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# -- Enable PrometheusRules for Prometheus-Operator for setup alerting
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enabled: false
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# -- Extra Labels on PrometheusRules for selector of Prometheus Instance
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labels: {}
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# -- additional alertrules (no default alertrules are provided)
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additionalRules: []
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grafana:
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dashboards:
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enabled: false
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# -- Extra Labels on ConfigMap for selector of grafana sidecar
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labels:
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grafana_dashboard: "1"
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# -- Extra Annotations on ConfigMap additional config in grafana sidecar
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annotations: {}
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