chore(helm): various helm fixes (#12675)

Signed-off-by: Danny Kopping <dannykopping@gmail.com>
Co-authored-by: Trevor Whitney <trevorjwhitney@gmail.com>
Co-authored-by: Cyril Tovena <cyril.tovena@gmail.com>

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

@@ -5385,7 +5385,7 @@ null
           "period": "24h",
           "prefix": "index_"
         },
-        "object_store": "filesystem",
+        "object_store": "{{ include \"loki.testSchemaObjectStore\" . }}",
         "schema": "v13",
         "store": "tsdb"
       }
@@ -6333,6 +6333,7 @@ false
 			<td>Configuration for the minio subchart</td>
 			<td><pre lang="json">
 {
+  "address": null,
   "buckets": [
     {
       "name": "chunks",

production/helm/loki/CHANGELOG.md

@@ -13,6 +13,12 @@ Entries should include a reference to the pull request that introduced the chang
 
 [//]: # (<AUTOMATED_UPDATES_LOCATOR> : do not remove this line. This locator is used by the CI pipeline to automatically create a changelog entry for each new Loki release. Add other chart versions and respective changelog entries bellow this line.)
 
+## 6.2.3
+
+- [ENHANCEMENT] Allow minio address to be overridden.
+- [CHANGE] `query-scheduler-discovery` service will now be prefixed by query scheduler full name.
+- [BUGFIX] Fix `helm-tests` Go source which was missing a param following #12245.
+
 ## 6.2.2
 
 - [FEATURE] Add support for enabling pattern ingester config via `loki.pattern_ingester.enabled`.

production/helm/loki/Chart.yaml

@@ -3,7 +3,7 @@ name: loki
 description: Helm chart for Grafana Loki in simple, scalable mode
 type: application
 appVersion: 3.0.0
-version: 6.2.2
+version: 6.2.3
 home: https://grafana.github.io/helm-charts
 sources:
   - https://github.com/grafana/loki

production/helm/loki/README.md

@@ -1,6 +1,6 @@
 # loki
 
-![Version: 6.2.2](https://img.shields.io/badge/Version-6.2.2-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 3.0.0](https://img.shields.io/badge/AppVersion-3.0.0-informational?style=flat-square)
+![Version: 6.2.3](https://img.shields.io/badge/Version-6.2.3-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 3.0.0](https://img.shields.io/badge/AppVersion-3.0.0-informational?style=flat-square)
 
 Helm chart for Grafana Loki in simple, scalable mode
 

production/helm/loki/src/helm-test/canary_test.go

@@ -129,7 +129,7 @@ func testResultCanary(t *testing.T, ctx context.Context, metric string, test fun
 	body, err := io.ReadAll(rsp.Body)
 	require.NoError(t, err, "Failed to read response body")
 
-	p, err := textparse.New(body, rsp.Header.Get("Content-Type"), true)
+	p, err := textparse.New(body, rsp.Header.Get("Content-Type"), true, nil)
 	require.NoError(t, err, "Failed to create Prometheus parser")
 
 	for {

production/helm/loki/templates/_helpers.tpl

@@ -601,7 +601,7 @@ Create the service endpoint including port for MinIO.
 */}}
 {{- define "loki.minio" -}}
 {{- if .Values.minio.enabled -}}
-{{- printf "%s-%s.%s.svc:%s" .Release.Name "minio" .Release.Namespace (.Values.minio.service.port | toString) -}}
+{{- .Values.minio.address | default (printf "%s-%s.%s.svc:%s" .Release.Name "minio" .Release.Namespace (.Values.minio.service.port | toString)) -}}
 {{- end -}}
 {{- end -}}
 
@@ -988,3 +988,14 @@ Return the appropriate apiVersion for PodDisruptionBudget.
     {{- print "policy/v1beta1" -}}
   {{- end -}}
 {{- end -}}
+
+{{/*
+Return the object store type for use with the test schema.
+*/}}
+{{- define "loki.testSchemaObjectStore" -}}
+  {{- if .Values.minio.enabled -}}
+    s3
+  {{- else -}}
+    filesystem
+  {{- end -}}
+{{- end -}}

production/helm/loki/templates/backend/query-scheduler-discovery.yaml

@@ -4,7 +4,7 @@
 apiVersion: v1
 kind: Service
 metadata:
-  name: query-scheduler-discovery
+  name: {{ include "loki.querySchedulerFullname" . }}-discovery
   namespace: {{ $.Release.Namespace }}
   labels:
     {{- include "loki.backendSelectorLabels" . | nindent 4 }}

production/helm/loki/values.yaml

@@ -392,7 +392,7 @@ loki:
     configs:
       - from: 2024-04-01
         store: tsdb
-        object_store: filesystem
+        object_store: '{{ include "loki.testSchemaObjectStore" . }}'
         schema: v13
         index:
           prefix: index_
@@ -3117,6 +3117,8 @@ minio:
     requests:
       cpu: 100m
       memory: 128Mi
+  # Allow the address used by Loki to refer to Minio to be overridden
+  address: null
 # Create extra manifests via values. Would be passed through `tpl` for templating
 extraObjects: []
 # - apiVersion: v1