feat(helm): Add health probes to write

Adds configurable `livenessProbe` and `startupProbe` to the loki
container in the write pods.
Also adds a guard for when the `readinessProbe` is unset.

Signed-off-by: Andreas Lindhé <[email protected]>

Author: lindhe

production/helm/loki/CHANGELOG.md

@@ -40,6 +40,7 @@ Entries should include a reference to the pull request that introduced the chang
 - [ENHANCEMENT] Add configurable `livenessProbe` and `startupProbe` to ruler.
 - [ENHANCEMENT] Add configurable `startupProbe` to the loki-sc-rules sidecar container in the single-binary pods.
 - [ENHANCEMENT] Add configurable `startupProbe` to table-manager.
+- [ENHANCEMENT] Add configurable `livenessProbe` and `startupProbe` to write.
 
 ## 6.23.0
 

production/helm/loki/templates/write/statefulset-write.yaml

@@ -114,8 +114,18 @@ spec:
           {{- end }}
           securityContext:
             {{- toYaml .Values.loki.containerSecurityContext | nindent 12 }}
+          {{- with .Values.loki.livenessProbe }}
+          livenessProbe:
+            {{- toYaml . | nindent 12 }}
+          {{- end }}
+          {{- with .Values.loki.readinessProbe }}
           readinessProbe:
-            {{- toYaml .Values.loki.readinessProbe | nindent 12 }}
+            {{- toYaml . | nindent 12 }}
+          {{- end }}
+          {{- with .Values.loki.startupProbe }}
+          startupProbe:
+            {{- toYaml . | nindent 12 }}
+          {{- end }}
           {{- if .Values.write.lifecycle }}
           lifecycle:
             {{- toYaml .Values.write.lifecycle | nindent 12 }}