[loki-distributed] Add minAvailable poddisruptionbudget

.github/workflows/linter.yml

@@ -22,7 +22,7 @@ jobs:
 
       - name: Check Docs
         run: |
-          docker run --rm --volume "$(pwd):/helm-docs" -u "$(id -u)" jnorwood/helm-docs:v1.8.1
+          docker run --rm --volume "$(pwd):/helm-docs" -u "$(id -u)" jnorwood/helm-docs:v1.14.2
           if ! git diff --exit-code; then
               echo "Documentation not up to date. Please run helm-docs and commit changes!" >&2
               exit 1

charts/loki-distributed/Chart.yaml

@@ -3,7 +3,7 @@ name: loki-distributed
 description: Helm chart for Grafana Loki in microservices mode
 type: application
 appVersion: 2.9.10
-version: 0.80.0
+version: 0.80.1
 home: https://grafana.github.io/helm-charts
 sources:
   - https://github.com/grafana/loki

charts/loki-distributed/README.md

@@ -1,6 +1,6 @@
 # loki-distributed
 
-![Version: 0.80.0](https://img.shields.io/badge/Version-0.80.0-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 2.9.10](https://img.shields.io/badge/AppVersion-2.9.10-informational?style=flat-square)
+![Version: 0.80.1](https://img.shields.io/badge/Version-0.80.1-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 2.9.10](https://img.shields.io/badge/AppVersion-2.9.10-informational?style=flat-square)
 
 Helm chart for Grafana Loki in microservices mode
 
@@ -114,7 +114,7 @@ kubectl delete statefulset RELEASE_NAME-loki-distributed-querier -n LOKI_NAMESPA
 | compactor.livenessProbe | object | `{}` | liveness probe settings for ingester pods. If empty use `loki.livenessProbe` |
 | compactor.nodeSelector | object | `{}` | Node selector for compactor pods |
 | compactor.persistence.annotations | object | `{}` | Annotations for compactor PVCs |
-| compactor.persistence.claims | list | `[{"name":"data","size":"10Gi","storageClass":null}]` | List of the compactor PVCs @notationType -- list |
+| compactor.persistence.claims | list |  | List of the compactor PVCs |
 | compactor.persistence.enableStatefulSetAutoDeletePVC | bool | `false` | Enable StatefulSetAutoDeletePVC feature |
 | compactor.persistence.enabled | bool | `false` | Enable creating PVCs for the compactor |
 | compactor.persistence.size | string | `"10Gi"` | Size of persistent disk |
@@ -160,6 +160,7 @@ kubectl delete statefulset RELEASE_NAME-loki-distributed-querier -n LOKI_NAMESPA
 | distributor.image.tag | string | `nil` | Docker image tag for the distributor image. Overrides `loki.image.tag` |
 | distributor.maxSurge | int | `0` | Max Surge for distributor pods |
 | distributor.maxUnavailable | string | `nil` | Pod Disruption Budget maxUnavailable |
+| distributor.minAvailable | string | `nil` | Pod Disruption Budget minAvailable |
 | distributor.nodeSelector | object | `{}` | Node selector for distributor pods |
 | distributor.podAnnotations | object | `{}` | Annotations for distributor pods |
 | distributor.podLabels | object | `{}` | Labels for distributor pods |
@@ -209,6 +210,7 @@ kubectl delete statefulset RELEASE_NAME-loki-distributed-querier -n LOKI_NAMESPA
 | gateway.livenessProbe.httpGet.port | string | `"http"` |  |
 | gateway.livenessProbe.initialDelaySeconds | int | `30` |  |
 | gateway.maxUnavailable | string | `nil` | Pod Disruption Budget maxUnavailable |
+| gateway.minAvailable | string | `nil` | Pod Disruption Budget minAvailable |
 | gateway.nginxConfig.file | string | See values.yaml | Config file contents for Nginx. Passed through the `tpl` function to allow templating |
 | gateway.nginxConfig.httpSnippet | string | `""` | Allows appending custom configuration to the http block |
 | gateway.nginxConfig.logFormat | string | See values.yaml | NGINX log format |
@@ -260,6 +262,7 @@ kubectl delete statefulset RELEASE_NAME-loki-distributed-querier -n LOKI_NAMESPA
 | indexGateway.initContainers | list | `[]` | Init containers to add to the index-gateway pods |
 | indexGateway.joinMemberlist | bool | `true` | Whether the index gateway should join the memberlist hashring |
 | indexGateway.maxUnavailable | string | `nil` | Pod Disruption Budget maxUnavailable |
+| indexGateway.minAvailable | string | `nil` | Pod Disruption Budget minAvailable |
 | indexGateway.nodeSelector | object | `{}` | Node selector for index-gateway pods |
 | indexGateway.persistence.annotations | object | `{}` | Annotations for index gateway PVCs |
 | indexGateway.persistence.enableStatefulSetAutoDeletePVC | bool | `false` | Enable StatefulSetAutoDeletePVC feature |
@@ -306,8 +309,9 @@ kubectl delete statefulset RELEASE_NAME-loki-distributed-querier -n LOKI_NAMESPA
 | ingester.livenessProbe | object | `{}` | liveness probe settings for ingester pods. If empty use `loki.livenessProbe` |
 | ingester.maxSurge | int | `0` | Max Surge for ingester pods |
 | ingester.maxUnavailable | string | `nil` | Pod Disruption Budget maxUnavailable |
+| ingester.minAvailable | string | `nil` | Pod Disruption Budget minAvailable |
 | ingester.nodeSelector | object | `{}` | Node selector for ingester pods |
-| ingester.persistence.claims | list | `[{"name":"data","size":"10Gi","storageClass":null}]` | List of the ingester PVCs @notationType -- list |
+| ingester.persistence.claims | list |  | List of the ingester PVCs |
 | ingester.persistence.enableStatefulSetAutoDeletePVC | bool | `false` | Enable StatefulSetAutoDeletePVC feature |
 | ingester.persistence.enabled | bool | `false` | Enable creating PVCs which is required when using boltdb-shipper |
 | ingester.persistence.inMemory | bool | `false` | Use emptyDir with ramdisk for storage. **Please note that all data in ingester will be lost on pod restart** |
@@ -387,6 +391,7 @@ kubectl delete statefulset RELEASE_NAME-loki-distributed-querier -n LOKI_NAMESPA
 | memcachedChunks.extraVolumeMounts | list | `[]` | List of additional volumes to be mounted for the memcached-chunks statefulset |
 | memcachedChunks.hostAliases | list | `[]` | hostAliases to add |
 | memcachedChunks.maxUnavailable | string | `nil` | Pod Disruption Budget maxUnavailable |
+| memcachedChunks.minAvailable | string | `nil` | Pod Disruption Budget minAvailable |
 | memcachedChunks.nodeSelector | object | `{}` | Node selector for memcached-chunks pods |
 | memcachedChunks.persistence.enabled | bool | `false` | Enable creating PVCs which will persist cached data through restarts |
 | memcachedChunks.persistence.size | string | `"10Gi"` | Size of persistent or memory disk |
@@ -416,6 +421,7 @@ kubectl delete statefulset RELEASE_NAME-loki-distributed-querier -n LOKI_NAMESPA
 | memcachedFrontend.extraEnvFrom | list | `[]` | Environment variables from secrets or configmaps to add to memcached-frontend pods |
 | memcachedFrontend.hostAliases | list | `[]` | hostAliases to add |
 | memcachedFrontend.maxUnavailable | int | `1` | Pod Disruption Budget maxUnavailable |
+| memcachedFrontend.minAvailable | string | `nil` | Pod Disruption Budget minAvailable |
 | memcachedFrontend.nodeSelector | object | `{}` | Node selector for memcached-frontend pods |
 | memcachedFrontend.persistence.enabled | bool | `false` | Enable creating PVCs which will persist cached data through restarts |
 | memcachedFrontend.persistence.size | string | `"10Gi"` | Size of persistent or memory disk |
@@ -436,6 +442,7 @@ kubectl delete statefulset RELEASE_NAME-loki-distributed-querier -n LOKI_NAMESPA
 | memcachedIndexQueries.extraEnvFrom | list | `[]` | Environment variables from secrets or configmaps to add to memcached-index-queries pods |
 | memcachedIndexQueries.hostAliases | list | `[]` | hostAliases to add |
 | memcachedIndexQueries.maxUnavailable | string | `nil` | Pod Disruption Budget maxUnavailable |
+| memcachedIndexQueries.minAvailable | string | `nil` | Pod Disruption Budget minAvailable |
 | memcachedIndexQueries.nodeSelector | object | `{}` | Node selector for memcached-index-queries pods |
 | memcachedIndexQueries.persistence.enabled | bool | `false` | Enable creating PVCs which will persist cached data through restarts |
 | memcachedIndexQueries.persistence.size | string | `"10Gi"` | Size of persistent or memory disk |
@@ -456,6 +463,7 @@ kubectl delete statefulset RELEASE_NAME-loki-distributed-querier -n LOKI_NAMESPA
 | memcachedIndexWrites.extraEnvFrom | list | `[]` | Environment variables from secrets or configmaps to add to memcached-index-writes pods |
 | memcachedIndexWrites.hostAliases | list | `[]` | hostAliases to add |
 | memcachedIndexWrites.maxUnavailable | string | `nil` | Pod Disruption Budget maxUnavailable |
+| memcachedIndexWrites.minAvailable | string | `nil` | Pod Disruption Budget minAvailable |
 | memcachedIndexWrites.nodeSelector | object | `{}` | Node selector for memcached-index-writes pods |
 | memcachedIndexWrites.persistence.enabled | bool | `false` | Enable creating PVCs which will persist cached data through restarts |
 | memcachedIndexWrites.persistence.size | string | `"10Gi"` | Size of persistent or memory disk |
@@ -515,6 +523,7 @@ kubectl delete statefulset RELEASE_NAME-loki-distributed-querier -n LOKI_NAMESPA
 | querier.initContainers | list | `[]` | Init containers to add to the querier pods |
 | querier.maxSurge | int | `0` | Max Surge for querier pods |
 | querier.maxUnavailable | string | `nil` | Pod Disruption Budget maxUnavailable |
+| querier.minAvailable | string | `nil` | Pod Disruption Budget minAvailable |
 | querier.nodeSelector | object | `{}` | Node selector for querier pods |
 | querier.persistence.annotations | object | `{}` | Annotations for querier PVCs |
 | querier.persistence.enabled | bool | `false` | Enable creating PVCs for the querier cache |
@@ -553,6 +562,7 @@ kubectl delete statefulset RELEASE_NAME-loki-distributed-querier -n LOKI_NAMESPA
 | queryFrontend.image.repository | string | `nil` | Docker image repository for the query-frontend image. Overrides `loki.image.repository` |
 | queryFrontend.image.tag | string | `nil` | Docker image tag for the query-frontend image. Overrides `loki.image.tag` |
 | queryFrontend.maxUnavailable | string | `nil` | Pod Disruption Budget maxUnavailable |
+| queryFrontend.minAvailable | string | `nil` | Pod Disruption Budget minAvailable |
 | queryFrontend.nodeSelector | object | `{}` | Node selector for query-frontend pods |
 | queryFrontend.podAnnotations | object | `{}` | Annotations for query-frontend pods |
 | queryFrontend.podLabels | object | `{}` | Labels for query-frontend pods |
@@ -576,6 +586,7 @@ kubectl delete statefulset RELEASE_NAME-loki-distributed-querier -n LOKI_NAMESPA
 | queryScheduler.image.repository | string | `nil` | Docker image repository for the query-scheduler image. Overrides `loki.image.repository` |
 | queryScheduler.image.tag | string | `nil` | Docker image tag for the query-scheduler image. Overrides `loki.image.tag` |
 | queryScheduler.maxUnavailable | int | `1` | Pod Disruption Budget maxUnavailable |
+| queryScheduler.minAvailable | string | `nil` | Pod Disruption Budget minAvailable |
 | queryScheduler.nodeSelector | object | `{}` | Node selector for query-scheduler pods |
 | queryScheduler.podAnnotations | object | `{}` | Annotations for query-scheduler pods |
 | queryScheduler.podLabels | object | `{}` | Labels for query-scheduler pods |
@@ -606,6 +617,7 @@ kubectl delete statefulset RELEASE_NAME-loki-distributed-querier -n LOKI_NAMESPA
 | ruler.initContainers | list | `[]` | Init containers to add to the ruler pods |
 | ruler.kind | string | `"Deployment"` | Kind of deployment [StatefulSet/Deployment] |
 | ruler.maxUnavailable | string | `nil` | Pod Disruption Budget maxUnavailable |
+| ruler.minAvailable | string | `nil` | Pod Disruption Budget minAvailable |
 | ruler.nodeSelector | object | `{}` | Node selector for ruler pods |
 | ruler.persistence.annotations | object | `{}` | Annotations for ruler PVCs |
 | ruler.persistence.enabled | bool | `false` | Enable creating PVCs which is required when using recording rules |

charts/loki-distributed/templates/distributor/poddisruptionbudget-distributor.yaml

@@ -16,5 +16,8 @@ spec:
   {{- with .Values.distributor.maxUnavailable }}
   maxUnavailable: {{ . }}
   {{- end }}
+  {{- with .Values.distributor.minAvailable }}
+  minAvailable: {{ . }}
+  {{- end }}
 {{- end }}
 {{- end }}

charts/loki-distributed/templates/gateway/poddisruptionbudget-gateway.yaml

@@ -15,5 +15,8 @@ spec:
   {{- with .Values.gateway.maxUnavailable }}
   maxUnavailable: {{ . }}
   {{- end }}
+  {{- with .Values.gateway.minAvailable }}
+  minAvailable: {{ . }}
+  {{- end }}
 {{- end }}
 {{- end }}

charts/loki-distributed/templates/index-gateway/poddisruptionbudget-index-gateway.yaml

@@ -15,5 +15,8 @@ spec:
   {{- with .Values.indexGateway.maxUnavailable }}
   maxUnavailable: {{ . }}
   {{- end }}
+  {{- with .Values.indexGateway.minAvailable }}
+  minAvailable: {{ . }}
+  {{- end }}
 {{- end }}
 {{- end }}

charts/loki-distributed/templates/ingester/poddisruptionbudget-ingester.yaml

@@ -16,5 +16,8 @@ spec:
   {{- with .Values.ingester.maxUnavailable }}
   maxUnavailable: {{ . }}
   {{- end }}
+  {{- with .Values.ingester.minAvailable }}
+  minAvailable: {{ . }}
+  {{- end }}
 {{- end }}
 {{- end }}

charts/loki-distributed/templates/memcached-chunks/poddisruptionbudget-memcached-chunks.yaml

@@ -16,5 +16,8 @@ spec:
   {{- with .Values.memcachedChunks.maxUnavailable }}
   maxUnavailable: {{ . }}
   {{- end }}
+  {{- with .Values.memcachedChunks.minAvailable }}
+  minAvailable: {{ . }}
+  {{- end }}
 {{- end }}
 {{- end }}

charts/loki-distributed/templates/memcached-frontend/poddisruptionbudget-memcached-frontend.yaml

@@ -16,5 +16,8 @@ spec:
   {{- with .Values.memcachedFrontend.maxUnavailable }}
   maxUnavailable: {{ . }}
   {{- end }}
+  {{- with .Values.memcachedFrontend.minAvailable }}
+  minAvailable: {{ . }}
+  {{- end }}
 {{- end }}
 {{- end }}

charts/loki-distributed/templates/memcached-index-queries/poddisruptionbudget-memcached-index-queries.yaml

@@ -16,5 +16,8 @@ spec:
   {{- with .Values.memcachedIndexQueries.maxUnavailable }}
   maxUnavailable: {{ . }}
   {{- end }}
+  {{- with .Values.memcachedIndexQueries.minAvailable }}
+  minAvailable: {{ . }}
+  {{- end }}
 {{- end }}
 {{- end }}

charts/loki-distributed/templates/memcached-index-writes/poddisruptionbudget-memcached-index-writes.yaml

@@ -16,5 +16,8 @@ spec:
   {{- with .Values.memcachedIndexWrites.maxUnavailable }}
   maxUnavailable: {{ . }}
   {{- end }}
+  {{- with .Values.memcachedIndexWrites.minAvailable }}
+  minAvailable: {{ . }}
+  {{- end }}
 {{- end }}
 {{- end }}

charts/loki-distributed/templates/querier/poddisruptionbudget-querier.yaml

@@ -16,5 +16,8 @@ spec:
   {{- with .Values.querier.maxUnavailable }}
   maxUnavailable: {{ . }}
   {{- end }}
+  {{- with .Values.querier.minAvailable }}
+  minAvailable: {{ . }}
+  {{- end }}
 {{- end }}
 {{- end }}

charts/loki-distributed/templates/query-frontend/poddisruptionbudget-query-frontent.yaml

@@ -16,5 +16,8 @@ spec:
   {{- with .Values.queryFrontend.maxUnavailable }}
   maxUnavailable: {{ . }}
   {{- end }}
+  {{- with .Values.queryFrontend.minAvailable }}
+  minAvailable: {{ . }}
+  {{- end }}
 {{- end }}
 {{- end }}

charts/loki-distributed/templates/query-scheduler/poddisruptionbudget-query-scheduler.yaml

@@ -16,5 +16,8 @@ spec:
   {{- with .Values.queryScheduler.maxUnavailable }}
   maxUnavailable: {{ . }}
   {{- end }}
+  {{- with .Values.queryScheduler.minAvailable }}
+  minAvailable: {{ . }}
+  {{- end }}
 {{- end }}
 {{- end }}

charts/loki-distributed/templates/ruler/poddisruptionbudget-ruler.yaml

@@ -15,5 +15,8 @@ spec:
   {{- with .Values.ruler.maxUnavailable }}
   maxUnavailable: {{ . }}
   {{- end }}
+  {{- with .Values.ruler.minAvailable }}
+  minAvailable: {{ . }}
+  {{- end }}
 {{- end }}
 {{- end }}

charts/loki-distributed/values.yaml

@@ -486,6 +486,8 @@ ingester:
             topologyKey: failure-domain.beta.kubernetes.io/zone
   # -- Pod Disruption Budget maxUnavailable
   maxUnavailable: null
+  # -- Pod Disruption Budget minAvailable
+  minAvailable: null
   # -- Max Surge for ingester pods
   maxSurge: 0
   # -- Node selector for ingester pods
@@ -610,6 +612,8 @@ distributor:
             topologyKey: failure-domain.beta.kubernetes.io/zone
   # -- Pod Disruption Budget maxUnavailable
   maxUnavailable: null
+  # -- Pod Disruption Budget minAvailable
+  minAvailable: null
   # -- Max Surge for distributor pods
   maxSurge: 0
   # -- Node selector for distributor pods
@@ -719,6 +723,8 @@ querier:
             topologyKey: failure-domain.beta.kubernetes.io/zone
   # -- Pod Disruption Budget maxUnavailable
   maxUnavailable: null
+  # -- Pod Disruption Budget minAvailable
+  minAvailable: null
   # -- Max Surge for querier pods
   maxSurge: 0
   # -- Node selector for querier pods
@@ -832,6 +838,8 @@ queryFrontend:
             topologyKey: failure-domain.beta.kubernetes.io/zone
   # -- Pod Disruption Budget maxUnavailable
   maxUnavailable: null
+  # -- Pod Disruption Budget minAvailable
+  minAvailable: null
   # -- Node selector for query-frontend pods
   nodeSelector: {}
   # -- Tolerations for query-frontend pods
@@ -903,6 +911,8 @@ queryScheduler:
             topologyKey: failure-domain.beta.kubernetes.io/zone
   # -- Pod Disruption Budget maxUnavailable
   maxUnavailable: 1
+  # -- Pod Disruption Budget minAvailable
+  minAvailable: null
   # -- Node selector for query-scheduler pods
   nodeSelector: {}
   # -- Tolerations for query-scheduler pods
@@ -1117,6 +1127,8 @@ gateway:
             topologyKey: failure-domain.beta.kubernetes.io/zone
   # -- Pod Disruption Budget maxUnavailable
   maxUnavailable: null
+  # -- Pod Disruption Budget minAvailable
+  minAvailable: null
   # -- Node selector for gateway pods
   nodeSelector: {}
   # -- Tolerations for gateway pods
@@ -1518,6 +1530,8 @@ ruler:
             topologyKey: failure-domain.beta.kubernetes.io/zone
   # -- Pod Disruption Budget maxUnavailable
   maxUnavailable: null
+  # -- Pod Disruption Budget minAvailable
+  minAvailable: null
   # -- Node selector for ruler pods
   nodeSelector: {}
   # -- Tolerations for ruler pods
@@ -1671,6 +1685,8 @@ indexGateway:
             topologyKey: failure-domain.beta.kubernetes.io/zone
   # -- Pod Disruption Budget maxUnavailable
   maxUnavailable: null
+  # -- Pod Disruption Budget minAvailable
+  minAvailable: null
   # -- Node selector for index-gateway pods
   nodeSelector: {}
   # -- Tolerations for index-gateway pods
@@ -1810,6 +1826,8 @@ memcachedChunks:
             topologyKey: failure-domain.beta.kubernetes.io/zone
   # -- Pod Disruption Budget maxUnavailable
   maxUnavailable: null
+  # -- Pod Disruption Budget minAvailable
+  minAvailable: null
   # -- Node selector for memcached-chunks pods
   nodeSelector: {}
   # -- Tolerations for memcached-chunks pods
@@ -1879,6 +1897,8 @@ memcachedFrontend:
             topologyKey: failure-domain.beta.kubernetes.io/zone
   # -- Pod Disruption Budget maxUnavailable
   maxUnavailable: 1
+  # -- Pod Disruption Budget minAvailable
+  minAvailable: null
   # -- Node selector for memcached-frontend pods
   nodeSelector: {}
   # -- Tolerations for memcached-frontend pods
@@ -1944,6 +1964,8 @@ memcachedIndexQueries:
             topologyKey: failure-domain.beta.kubernetes.io/zone
   # -- Pod Disruption Budget maxUnavailable
   maxUnavailable: null
+  # -- Pod Disruption Budget minAvailable
+  minAvailable: null
   # -- Node selector for memcached-index-queries pods
   nodeSelector: {}
   # -- Tolerations for memcached-index-queries pods
@@ -2009,6 +2031,8 @@ memcachedIndexWrites:
             topologyKey: failure-domain.beta.kubernetes.io/zone
   # -- Pod Disruption Budget maxUnavailable
   maxUnavailable: null
+  # -- Pod Disruption Budget minAvailable
+  minAvailable: null
   # -- Node selector for memcached-index-writes pods
   nodeSelector: {}
   # -- Tolerations for memcached-index-writes pods