feat: configure Redis maxmemory policy (closes #2)

.github/workflows/lint.yml

@@ -0,0 +1,21 @@
+---
+name: lint
+on: push
+permissions:
+  id-token: write
+  contents: read
+defaults:
+  run:
+    shell: bash
+jobs:
+  lint:
+    runs-on: ubuntu-22.04
+    steps:
+    - uses: actions/checkout@v4
+    - uses: actions/setup-python@v2
+      with:
+        python-version: '3.8'
+    - name: cfn-lint
+      run: |
+        pip install cfn-lint==0.72.1
+        cfn-lint -i W3002 -t mastodon.yaml

mastodon.yaml

@@ -91,6 +91,13 @@ Resources:
         Versioning: 'false'
         Cors: 'AllowAll'
       TemplateURL: './node_modules/@cfn-modules/s3-bucket/module.yml'
+  CacheParameterGroup:
+    Type: 'AWS::ElastiCache::ParameterGroup'
+    Properties:
+      CacheParameterGroupFamily: 'redis5.0'
+      Description: !Ref 'AWS::StackName'
+      Properties:
+        'maxmemory-policy': 'noeviction'
   Cache:
     Type: 'AWS::CloudFormation::Stack'
     Properties:
@@ -107,6 +114,7 @@ Resources:
         SnapshotName: ''
         NumShards: '1'
         NumReplicas: '0'
+        CacheParameterGroupName: !Ref CacheParameterGroup
       TemplateURL: './node_modules/@cfn-modules/elasticache-redis/module.yml'
   Database:
     Type: 'AWS::CloudFormation::Stack'

package.json

@@ -9,7 +9,7 @@
     "@cfn-modules/cloudwatch-dashboard": "^1.6.0",
     "@cfn-modules/ecs-alb-target": "^1.4.0",
     "@cfn-modules/ecs-cluster": "^1.1.0",
-    "@cfn-modules/elasticache-redis": "^1.0.1",
+    "@cfn-modules/elasticache-redis": "^1.1.0",
     "@cfn-modules/fargate-service": "^2.13.0",
     "@cfn-modules/kms-key": "^1.2.1",
     "@cfn-modules/lb-dns-record": "^1.0.0",