redis

kubernetes/apps/database/redis/app/configmap.yaml

@@ -0,0 +1,37 @@
+---
+# yaml-language-server: $schema=https://raw.githubusercontent.com/yannh/kubernetes-json-schema/master/v1.26.1-standalone-strict/configmap-v1.json
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: redis-healthcheck
+  labels:
+    app.kubernetes.io/name: redis
+data:
+  ping_readiness.sh: |-
+    #!/bin/sh
+    export REDISCLI_AUTH="$REDIS_PASSWORD"
+    response=$(
+      timeout -s 3 $1 \
+      redis-cli \
+        -h localhost \
+        -p $REDIS_PORT \
+        ping
+    )
+    if [ "$response" != "PONG" ]; then
+      echo "$response"
+      exit 1
+    fi
+  ping_liveness.sh: |-
+    #!/bin/sh
+    export REDISCLI_AUTH="$REDIS_PASSWORD"
+    response=$(
+      timeout -s 3 $1 \
+      redis-cli \
+        -h localhost \
+        -p $REDIS_PORT \
+        ping
+    )
+    if [ "$response" != "PONG" ] && [ "$response" != "LOADING Redis is loading the dataset in memory" ]; then
+      echo "$response"
+      exit 1
+    fi

kubernetes/apps/database/redis/app/helmrelease.yaml

@@ -0,0 +1,94 @@
+---
+# yaml-language-server: $schema=https://raw.githubusercontent.com/fluxcd-community/flux2-schemas/main/helmrelease-helm-v2beta2.json
+apiVersion: helm.toolkit.fluxcd.io/v2beta2
+kind: HelmRelease
+metadata:
+  name: redis
+spec:
+  interval: 15m
+  chart:
+    spec:
+      chart: app-template
+      version: 2.6.0
+      sourceRef:
+        kind: HelmRepository
+        name: bjw-s
+        namespace: flux-system
+      interval: 15m
+  install:
+    createNamespace: true
+    remediation:
+      retries: 5
+  upgrade:
+    remediation:
+      retries: 5
+  values:
+    controllers:
+      main:
+        type: statefulset
+        containers:
+          main:
+            image:
+              repository: redis
+              tag: 7.2.4-alpine
+            command:
+              - sh
+            args:
+              - -c
+              - >-
+                redis-server
+            probes:
+              liveness:
+                enabled: true
+                custom: true
+                spec:
+                  exec:
+                    command:
+                      - sh
+                      - -c
+                      - /health/ping_liveness.sh 5
+                  initialDelaySeconds: 5
+                  timeoutSeconds: 6
+                  periodSeconds: 5
+                  successThreshold: 1
+                  failureThreshold: 5
+              readiness:
+                enabled: true
+                custom: true
+                spec:
+                  exec:
+                    command:
+                      - sh
+                      - -c
+                      - /health/ping_readiness.sh 1
+                  initialDelaySeconds: 5
+                  timeoutSeconds: 2
+                  periodSeconds: 5
+                  successThreshold: 1
+                  failureThreshold: 5
+            resources:
+              requests:
+                cpu: 34m
+                memory: 204Mi
+              limits:
+                memory: 241Mi
+            env:
+              REDIS_PORT: "6379"
+    service:
+      main:
+        ports:
+          http:
+            port: 6379
+    persistence:
+      data:
+        enabled: true
+        existingClaim: redis
+        globalMounts:
+          - path: /data
+      healthcheck:
+        enabled: true
+        type: configMap
+        name: redis-healthcheck
+        defaultMode: 0755
+        globalMounts:
+          - path: /health

kubernetes/apps/database/redis/app/kustomization.yaml

@@ -0,0 +1,7 @@
+---
+# yaml-language-server: $schema=https://json.schemastore.org/kustomization
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+  - ./configmap.yaml
+  - ./helmrelease.yaml

kubernetes/apps/database/redis/ks.yaml

@@ -0,0 +1,25 @@
+---
+# yaml-language-server: $schema=https://kubernetes-schemas.pages.dev/kustomize.toolkit.fluxcd.io/kustomization_v1.json
+apiVersion: kustomize.toolkit.fluxcd.io/v1
+kind: Kustomization
+metadata:
+  name: &app redis
+  namespace: flux-system
+spec:
+  targetNamespace: database
+  commonMetadata:
+    labels:
+      app.kubernetes.io/name: *app
+  path: ./kubernetes/apps/database/redis/app
+  prune: true
+  sourceRef:
+    kind: GitRepository
+    name: home-ops-kubernetes
+  wait: false
+  interval: 30m
+  retryInterval: 1m
+  timeout: 15m
+  postBuild:
+    substitute:
+      APP: *app
+      VOLSYNC_CAPACITY: 2Gi