feat(tempo): add grafana sidecar datasource to tempo

Signed-off-by: Yordis Prieto <[email protected]>

Author: yordis

charts/tempo/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 name: tempo
 description: Grafana Tempo Single Binary Mode
 type: application
-version: 1.23.1
+version: 1.24.0
 appVersion: 2.8.0
 engine: gotpl
 home: https://grafana.net

charts/tempo/README.md

@@ -1,6 +1,6 @@
 # tempo
 
-![Version: 1.23.1](https://img.shields.io/badge/Version-1.23.1-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 2.8.0](https://img.shields.io/badge/AppVersion-2.8.0-informational?style=flat-square)
+![Version: 1.24.0](https://img.shields.io/badge/Version-1.24.0-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 2.8.0](https://img.shields.io/badge/AppVersion-2.8.0-informational?style=flat-square)
 
 Grafana Tempo Single Binary Mode
 
@@ -19,6 +19,10 @@ Grafana Tempo Single Binary Mode
 | extraVolumes | list | `[]` | Volumes to add |
 | fullnameOverride | string | `""` | Overrides the chart's computed fullname |
 | global.commonLabels | object | `{}` | Common labels for all object directly managed by this chart. |
+| grafana.sidecar.datasources.enabled | bool | `true` |  |
+| grafana.sidecar.datasources.label | string | `""` |  |
+| grafana.sidecar.datasources.labelValue | string | `""` |  |
+| grafana.sidecar.datasources.maxLines | int | `1000` |  |
 | hostAliases | list | `[]` | hostAliases to add |
 | labels | object | `{}` | labels for tempo |
 | nameOverride | string | `""` | Overrides the chart's name |
@@ -57,6 +61,10 @@ Grafana Tempo Single Binary Mode
 | serviceMonitor.annotations | object | `{}` |  |
 | serviceMonitor.enabled | bool | `false` |  |
 | serviceMonitor.interval | string | `""` |  |
+| tempo.datasource.isDefault | bool | `false` |  |
+| tempo.datasource.jsonData | string | `"{}"` |  |
+| tempo.datasource.uid | string | `"tempo"` |  |
+| tempo.datasource.url | string | `"http://{{(include \"tempo.fullname\" .)}}:{{ .Values.tempo.server.http_listen_port }}"` |  |
 | tempo.extraArgs | object | `{}` |  |
 | tempo.extraEnv | list | `[]` | Environment variables to add |
 | tempo.extraEnvFrom | list | `[]` | Environment variables from secrets or configmaps to add to the ingester pods |

charts/tempo/templates/datasources.yaml

@@ -0,0 +1,34 @@
+{{- if .Values.grafana.sidecar.datasources.enabled }}
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ include "tempo.fullname" . }}
+  namespace: {{ .Release.Namespace }}
+  labels:
+    app: {{ include "tempo.name" . }}
+    chart: {{ include "tempo.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+    {{- if .Values.grafana.sidecar.datasources.label }}
+    {{ .Values.grafana.sidecar.datasources.label }}: {{ .Values.grafana.sidecar.datasources.labelValue | quote }}
+    {{- else }}
+    grafana_datasource: "1"
+    {{- end }}
+data:
+  tempo-datasource.yaml: |-
+    apiVersion: 1
+    datasources:
+    - name: Tempo
+      type: tempo
+      access: proxy
+      url: {{ tpl .Values.tempo.datasource.url . | quote }}
+      version: 1
+      isDefault: {{ default false .Values.tempo.datasource.isDefault }}
+      {{- with .Values.tempo.datasource.uid }}
+      uid: {{ . | quote }}
+      {{- end }}
+      {{- with .Values.tempo.datasource.jsonData }}
+      jsonData:
+        {{- tpl . $ | nindent 8 }}
+      {{- end }}
+{{- end }}

charts/tempo/values.yaml

@@ -165,6 +165,11 @@ tempo:
   #   mountPath: /mnt/volume
   #   readOnly: true
   #   existingClaim: volume-claim
+  datasource:
+    isDefault: false
+    uid: "tempo"
+    url: http://{{(include "tempo.fullname" .)}}:{{ .Values.tempo.server.http_listen_port }}
+    jsonData: "{}"
 
 # -- Tempo configuration file contents
 # @default -- Dynamically generated tempo configmap
@@ -413,3 +418,11 @@ networkPolicy:
     ##  - namespaceSelector:
     ##    matchExpressions:
   ##    - {key: role, operator: In, values: [tempo]}
+
+grafana:
+  sidecar:
+    datasources:
+      enabled: true
+      label: ""
+      labelValue: ""
+      maxLines: 1000