[tempo-distributed] Support initContainers and extraContainers for distributor

Signed-off-by: Andy Lo-A-Foe <[email protected]>

Author: loafoe

charts/tempo-distributed/README.md

@@ -354,6 +354,7 @@ The memcached default args are removed and should be provided manually. The sett
 | distributor.config.log_received_spans | object | `{"enabled":false,"filter_by_status_error":false,"include_all_attributes":false}` | Enable to log every received span to help debug ingestion or calculate span error distributions using the logs |
 | distributor.config.log_received_traces | string | `nil` | WARNING: Deprecated. Use log_received_spans instead. |
 | distributor.extraArgs | list | `[]` | Additional CLI args for the distributor |
+| distributor.extraContainers | list | `[]` | Containers to add to the distributor pod |
 | distributor.extraEnv | list | `[]` | Environment variables to add to the distributor pods |
 | distributor.extraEnvFrom | list | `[]` | Environment variables from secrets or configmaps to add to the distributor pods |
 | distributor.extraVolumeMounts | list | `[]` | Extra volumes for distributor pods |
@@ -363,6 +364,7 @@ The memcached default args are removed and should be provided manually. The sett
 | distributor.image.registry | string | `nil` | The Docker registry for the distributor image. Overrides `tempo.image.registry` |
 | distributor.image.repository | string | `nil` | Docker image repository for the distributor image. Overrides `tempo.image.repository` |
 | distributor.image.tag | string | `nil` | Docker image tag for the distributor image. Overrides `tempo.image.tag` |
+| distributor.initContainers | list | `[]` | Init containers to add to the distributor pods |
 | distributor.maxUnavailable | int | `1` | Pod Disruption Budget maxUnavailable |
 | distributor.nodeSelector | object | `{}` | Node selector for distributor pods |
 | distributor.podAnnotations | object | `{}` | Annotations for distributor pods |

charts/tempo-distributed/templates/distributor/deployment-distributor.yaml

@@ -52,6 +52,8 @@ spec:
       hostAliases:
         {{- toYaml . | nindent 8 }}
       {{- end }}
+      initContainers:
+        {{- toYaml .Values.distributor.initContainers | nindent 8 }}
       containers:
         - args:
             - -target=distributor
@@ -144,6 +146,9 @@ spec:
             {{- with .Values.distributor.extraVolumeMounts }}
             {{- toYaml . | nindent 12 }}
             {{- end }}
+        {{- with .Values.distributor.extraContainers }}
+        {{- toYaml . | nindent 8 }}
+        {{- end }}
       terminationGracePeriodSeconds: {{ .Values.distributor.terminationGracePeriodSeconds }}
       {{- if semverCompare ">= 1.19-0" .Capabilities.KubeVersion.Version }}
       {{- with .Values.distributor.topologySpreadConstraints }}

charts/tempo-distributed/values.yaml

@@ -525,6 +525,10 @@ distributor:
   extraEnv: []
   # -- Environment variables from secrets or configmaps to add to the distributor pods
   extraEnvFrom: []
+  # -- Init containers to add to the distributor pods
+  initContainers: []
+  # -- Containers to add to the distributor pod
+  extraContainers: []
   # -- Resource requests and limits for the distributor
   resources: {}
   # -- Grace period to allow the distributor to shutdown before it is killed