Loki 6

kubernetes/apps/observability/loki/app/externalsecret.yaml

@@ -0,0 +1,28 @@
+---
+# yaml-language-server: $schema=https://ks.hsn.dev/external-secrets.io/externalsecret_v1beta1.json
+apiVersion: external-secrets.io/v1beta1
+kind: ExternalSecret
+metadata:
+  name: loki
+spec:
+  secretStoreRef:
+    kind: ClusterSecretStore
+    name: onepassword-connect
+  target:
+    name: loki-secret
+    creationPolicy: Owner
+    template:
+      engineVersion: v2
+      data:
+        S3_BUCKET_NAME: loki
+        S3_BUCKET_HOST: s3.hsn.dev
+        S3_BUCKET_REGION: us-east-1
+        S3_ACCESS_KEY: "loki"
+        S3_SECRET_KEY: "{{ .minio_loki_secret_key }}"
+  dataFrom:
+    - extract:
+        key: minio
+      rewrite:
+        - regexp:
+            source: "(.*)"
+            target: "minio_$1"

kubernetes/apps/observability/loki/app/helmrelease.yaml

@@ -10,7 +10,7 @@ spec:
   chart:
     spec:
       chart: loki
-      version: 6.0.0
+      version: 6.1.0
       sourceRef:
         kind: HelmRepository
         name: grafana
@@ -33,27 +33,38 @@ spec:
       namespace: observability
     - name: vector-aggregator
       namespace: observability
-  valuesFrom:
-    - targetPath: loki.structuredConfig.common.storage.s3.bucketnames
-      kind: ConfigMap
-      name: loki-bucket-v2
-      valuesKey: BUCKET_NAME
-    - targetPath: loki.structuredConfig.common.storage.s3.endpoint
-      kind: ConfigMap
-      name: loki-bucket-v2
-      valuesKey: BUCKET_HOST
-    - targetPath: loki.structuredConfig.common.storage.s3.access_key_id
-      kind: Secret
-      name: loki-bucket-v2
-      valuesKey: AWS_ACCESS_KEY_ID
-    - targetPath: loki.structuredConfig.common.storage.s3.secret_access_key
-      kind: Secret
-      name: loki-bucket-v2
-      valuesKey: AWS_SECRET_ACCESS_KEY
   values:
+    deploymentMode: SimpleScalable
+
     loki:
+      podAnnotations:
+        secret.reloader.stakater.com/reload: loki-secret
+
+      ingester:
+        chunk_encoding: snappy
+
+      storage:
+        type: s3
+        bucketNames:
+          chunks: loki-chunks
+          ruler: loki-ruler
+          admin: loki-admin
+        s3:
+          s3ForcePathStyle: true
+
+        schema_config:
+          configs:
+            - from: "2022-01-11" # quote
+              store: boltdb-shipper
+              object_store: s3
+              schema: v12
+              index:
+                prefix: loki_index_
+                period: 24h
+
       structuredConfig:
         auth_enabled: false
+
         server:
           log_level: info
           http_listen_port: 3100
@@ -78,15 +89,6 @@ spec:
           max_outstanding_requests_per_tenant: 4096
         frontend:
           max_outstanding_per_tenant: 4096
-        schema_config:
-          configs:
-            - from: "2022-01-11" # quote
-              store: boltdb-shipper
-              object_store: s3
-              schema: v12
-              index:
-                prefix: loki_index_
-                period: 24h
         common:
           path_prefix: /var/loki
           replication_factor: 2
@@ -130,9 +132,25 @@ spec:
         analytics:
           reporting_enabled: false
     gateway:
-      replicas: 2
+      replicas: 3
+      enabled: true
       image:
         registry: ghcr.io
+        repository: nginxinc/nginx-unprivileged
+        tag: 1.25-alpine@sha256:5b49ce26ad8555b649a5a5ea8ccdfabc742a284ab58cb7b7d7a56f178c5dd351
+      deploymentStrategy:
+        type: RollingUpdate
+        rollingUpdate:
+          maxUnavailable: 50%
+          maxSurge: 50%
+      topologySpreadConstraints:
+        - maxSkew: 2
+          topologyKey: kubernetes.io/hostname
+          whenUnsatisfiable: DoNotSchedule
+          labelSelector:
+            matchLabels:
+              app.kubernetes.io/name: loki
+              app.kubernetes.io/component: gateway
       ingress:
         enabled: true
         ingressClassName: internal-nginx
@@ -144,8 +162,13 @@ spec:
         tls:
           - hosts:
               - *host
+
+    write:
+      replicas: 3
+      persistence:
+        storageClass: openebs-hostpath
     read:
-      replicas: 2
+      replicas: 3
       persistence:
         storageClass: openebs-hostpath
       extraVolumeMounts:
@@ -154,12 +177,8 @@ spec:
       extraVolumes:
         - name: rules
           emptyDir: {}
-    write:
-      replicas: 2
-      persistence:
-        storageClass: openebs-hostpath
     backend:
-      replicas: 2
+      replicas: 3
       persistence:
         storageClass: openebs-hostpath
       extraVolumeMounts:
@@ -177,6 +196,8 @@ spec:
       dashboards:
         annotations:
           grafana_folder: Loki
+      rules:
+        enabled: false
       serviceMonitor:
         enabled: false
         metricsInstance:
@@ -185,10 +206,27 @@ spec:
         enabled: false
         grafanaAgent:
           installOperator: false
+
     lokiCanary:
       enabled: false
-    sidecar:
-      image:
-        repository: ghcr.io/kiwigrid/k8s-sidecar
+
     test:
       enabled: false
+
+  valuesFrom:
+    - kind: Secret
+      name: loki-secret
+      valuesKey: S3_BUCKET_HOST
+      targetPath: loki.storage.s3.endpoint
+    - kind: Secret
+      name: loki-secret
+      valuesKey: S3_BUCKET_REGION
+      targetPath: loki.storage.s3.region
+    - kind: Secret
+      name: loki-secret
+      valuesKey: S3_ACCESS_KEY
+      targetPath: loki.storage.s3.accessKeyId
+    - kind: Secret
+      name: loki-secret
+      valuesKey: S3_SECRET_KEY
+      targetPath: loki.storage.s3.secretAccessKey

kubernetes/apps/observability/loki/app/kustomization.yaml

@@ -3,11 +3,11 @@
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
 resources:
-  - ./objectbucketclaim.yaml
+  - ./externalsecret.yaml
   - ./helmrelease.yaml
 configMapGenerator:
   - name: loki-alerting-rules
     files:
-      - loki-alerting-rules.yaml=./rules/loki-alerting-rules.yaml
+      - loki-alerting-rules.yaml=./rules/loki-alerting-rules.yml
 generatorOptions:
   disableNameSuffixHash: true