feat(helm): Bump sidecar to latest version and /tmp volumeMount

Signed-off-by: Mathieu Parent <[email protected]>

Author: sathieu

docs/sources/setup/install/helm/reference.md

@@ -12294,7 +12294,7 @@ false
 			<td>string</td>
 			<td>Docker image tag</td>
 			<td><pre lang="json">
-"1.30.10"
+"2.1.2"
 </pre>
 </td>
 		</tr>

production/helm/loki/CHANGELOG.md

@@ -13,6 +13,7 @@ Entries should include a reference to the pull request that introduced the chang
 
 ## Unreleased
 
+- [FEATURE] Bump sidecar to 2.1.2, and add the now mandatory /tmp volumeMount. [#19759](https://github.com/grafana/loki/pull/19759)
 
 ## 6.46.0
 

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

@@ -218,7 +218,9 @@ spec:
           volumeMounts:
             - name: sc-rules-volume
               mountPath: {{ .Values.sidecar.rules.folder | quote }}
-        {{- end}}
+            - name: sc-rules-tmp
+              mountPath: /tmp
+        {{- end }}
         {{- with .Values.backend.extraContainers }}
         {{- toYaml . | nindent 8}}
         {{- end }}
@@ -270,7 +272,9 @@ spec:
             sizeLimit: {{ .Values.sidecar.rules.sizeLimit }}
         {{- else }}
           emptyDir: {}
-        {{- end -}}
+        {{- end }}
+        - name: sc-rules-tmp
+          emptyDir: {}
         {{- end -}}
         {{- with (concat .Values.global.extraVolumes .Values.backend.extraVolumes) | uniq }}
         {{- toYaml . | nindent 8 }}

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

@@ -192,7 +192,9 @@ spec:
           volumeMounts:
             - name: sc-rules-volume
               mountPath: {{ .Values.sidecar.rules.folder | quote }}
-        {{- end}}
+            - name: sc-rules-tmp
+              mountPath: /tmp
+        {{- end }}
         {{- with .Values.ruler.extraContainers }}
         {{- toYaml . | nindent 8}}
         {{- end }}
@@ -234,7 +236,9 @@ spec:
             sizeLimit: {{ .Values.sidecar.rules.sizeLimit }}
         {{- else }}
           emptyDir: {}
-        {{- end -}}
+        {{- end }}
+        - name: sc-rules-tmp
+          emptyDir: {}
         {{- end -}}
         {{- range $dir, $_ := .Values.ruler.directories }}
         - name: {{ include "loki.rulerRulesDirName" $dir }}

production/helm/loki/templates/single-binary/statefulset.yaml

@@ -228,7 +228,9 @@ spec:
           volumeMounts:
             - name: sc-rules-volume
               mountPath: {{ .Values.sidecar.rules.folder | quote }}
-        {{- end}}
+            - name: sc-rules-tmp
+              mountPath: /tmp
+        {{- end }}
         {{- with .Values.singleBinary.extraContainers }}
         {{- toYaml . | nindent 8 }}
         {{- end }}
@@ -272,7 +274,9 @@ spec:
             sizeLimit: {{ .Values.sidecar.rules.sizeLimit }}
         {{- else }}
           emptyDir: {}
-        {{- end -}}
+        {{- end }}
+        - name: sc-rules-tmp
+          emptyDir: {}
         {{- end -}}
         {{- with .Values.singleBinary.extraVolumes }}
         {{- toYaml . | nindent 8 }}

production/helm/loki/values.yaml

@@ -4000,7 +4000,7 @@ sidecar:
     # -- The Docker registry and image for the k8s sidecar
     repository: docker.io/kiwigrid/k8s-sidecar
     # -- Docker image tag
-    tag: 1.30.10
+    tag: 2.1.2
     # -- Docker image sha. If empty, no sha will be used
     sha: ""
     # -- Docker image pull policy