refactor: lint and enable linting

.github/workflows/kustomize.yml

@@ -7,7 +7,7 @@ on:
       - 'master'
       - 'staging'
   schedule:
-    - cron:  '0 0 1 * *'
+    - cron: '0 0 1 * *'
 
 jobs:
   create-kustomize-cluster:
@@ -17,6 +17,8 @@ jobs:
         uses: actions/checkout@v2
         with:
           submodules: recursive
+      - name: Lint
+        run: (cd Resources/k8s/kustomize && yamllint .)
       - name: Create k8s Kind Cluster
         uses: helm/kind-action@v1.1.0
         with:

Resources/k8s/kustomize/.yamllint.yaml

@@ -0,0 +1,7 @@
+---
+
+extends: default
+
+rules:
+  document-start: disable
+  line-length: disable

Resources/k8s/kustomize/deployments/default-deployment.yaml

@@ -18,8 +18,8 @@ spec:
         - name: default-backend
           image: gcr.io/google_containers/defaultbackend:1.4
           ports:
-          - containerPort: 8080
+            - containerPort: 8080
           resources:
             limits:
               memory: "64Mi"
-              cpu: "50m"
+              cpu: "50m"

Resources/k8s/kustomize/deployments/graphql-deployment.yaml

@@ -17,9 +17,12 @@ spec:
       initContainers:
         - name: pokeapi-connection-checker
           image: curlimages/curl:latest
-          command: ['sh', '-c',
-            'until curl -f -s --output /dev/null http://pokeapi:80/api/v2/; 
-            do echo waiting for pokeapi; sleep 2; done;']
+          command: ["sh", "-c"]
+          args:
+            - until curl -f -s --output /dev/null http://pokeapi:80/api/v2/; do
+              echo waiting for pokeapi;
+              sleep 2;
+              done;
       containers:
         - name: graphql-engine
           image: hasura/graphql-engine:v2.0.0-alpha.5
@@ -49,4 +52,3 @@ spec:
             - name: HASURA_GRAPHQL_ENABLE_TELEMETRY
               value: "false"
           resources: {}
-

Resources/k8s/kustomize/deployments/pokeapi-deployment.yaml

@@ -17,15 +17,18 @@ spec:
       initContainers:
         - name: postgres-connection-checker
           image: postgres:13.3-alpine
-          command: ['sh', '-c',
-            'until pg_isready -h postgresql -p 5432; 
-            do echo waiting for database; sleep 2; done;']
+          command: ['sh', '-c']
+          args:
+            - until pg_isready -h postgresql -p 5432; do
+              echo waiting for database;
+              sleep 2;
+              done;
       containers:
         - name: pokeapi
           image: pokeapi/pokeapi:staging
           ports:
             - containerPort: 8080
-          securityContext: # CI: Github Actions kills this container if not run with root. Otherwise, it's safe to use the default pokeapi/pokeapi user and remove these lines.
+          securityContext:  # CI: Github Actions kills this container if not run with root. Otherwise, it's safe to use the default pokeapi/pokeapi user and remove these lines.
             allowPrivilegeEscalation: false
             runAsUser: 0
           env:

Resources/k8s/kustomize/jobs/load-graphql.yaml

@@ -10,25 +10,28 @@ spec:
       initContainers:
         - name: pokeapi-last-built-resource-connection-checker
           image: curlimages/curl:latest
-          command: ['sh', '-c',
-            'until curl -f -s --output /dev/null http://pokeapi:80/api/v2/pal-park-area/5/; 
-            do echo waiting for pokeapi; sleep 2; done;']
+          command: ['sh', '-c']
+          args:
+            - until curl -f -s --output /dev/null http://pokeapi:80/api/v2/pal-park-area/5/;
+              do echo waiting for pokeapi;
+              sleep 2;
+              done;
       containers:
-      - name: load-graphql
-        image: debian:buster
-        env:
-        - name: HASURA_GRAPHQL_ADMIN_SECRET
-          valueFrom:
-            secretKeyRef:
-              name: graphql-env-secret
-              key: HASURA_GRAPHQL_ADMIN_SECRET
-        command: ["sh", "-c"]
-        args: 
-          - apt-get update &&
-            apt-get install -y git curl &&
-            curl -L https://github.com/hasura/graphql-engine/raw/stable/cli/get.sh | bash &&
-            hasura update-cli --version v2.0.0-alpha.5 &&
-            git clone https://github.com/PokeAPI/pokeapi.git &&
-            cd pokeapi &&
-            git checkout staging &&
-            hasura md apply --endpoint http://graphql:8080 --project graphql --admin-secret $(HASURA_GRAPHQL_ADMIN_SECRET)
+        - name: load-graphql
+          image: debian:buster
+          env:
+            - name: HASURA_GRAPHQL_ADMIN_SECRET
+              valueFrom:
+                secretKeyRef:
+                  name: graphql-env-secret
+                  key: HASURA_GRAPHQL_ADMIN_SECRET
+          command: ["sh", "-c"]
+          args:
+            - apt-get update &&
+              apt-get install -y git curl &&
+              curl -L https://github.com/hasura/graphql-engine/raw/stable/cli/get.sh | bash &&
+              hasura update-cli --version v2.0.0-alpha.5 &&
+              git clone https://github.com/PokeAPI/pokeapi.git &&
+              cd pokeapi &&
+              git checkout staging &&
+              hasura md apply --endpoint http://graphql:8080 --project graphql --admin-secret $(HASURA_GRAPHQL_ADMIN_SECRET)

Resources/k8s/kustomize/other/ingress.yaml

@@ -14,15 +14,15 @@ spec:
       port:
         number: 8080
   rules:
-  - http:
-      paths:
-      - path: /api/v2
-        pathType: Prefix
-        backend:
-          service:
-            name: pokeapi
-            port:
-              number: 80
+    - http:
+        paths:
+          - path: /api/v2
+            pathType: Prefix
+            backend:
+              service:
+                name: pokeapi
+                port:
+                  number: 80
 ---
 apiVersion: networking.k8s.io/v1
 kind: Ingress
@@ -39,12 +39,12 @@ spec:
       port:
         number: 8080
   rules:
-  - http:
-      paths:
-      - path: /graphql
-        pathType: Prefix
-        backend:
-          service:
-            name: graphql
-            port:
-              number: 8080
+    - http:
+        paths:
+          - path: /graphql
+            pathType: Prefix
+            backend:
+              service:
+                name: graphql
+                port:
+                  number: 8080

Resources/k8s/kustomize/other/namespace.yaml

@@ -1,5 +1,5 @@
-kind: Namespace
 apiVersion: v1
+kind: Namespace
 metadata:
   name: pokeapi
   labels:

Resources/k8s/kustomize/services/cloud.yaml

@@ -1,11 +1,11 @@
-kind: Service
 apiVersion: v1
+kind: Service
 metadata:
   name: haproxy-ingress
   labels:
     component: haproxy-ingress
 spec:
-  type: LoadBalancer # TODO: Change to `LoadBalancer`
+  type: LoadBalancer  # TODO: Change to `LoadBalancer`
   externalTrafficPolicy: Local
   ports:
     - name: public-http
@@ -19,5 +19,3 @@ spec:
       targetPort: stat
   selector:
     component: haproxy-ingress
----
-

Resources/k8s/kustomize/services/default-service.yaml

@@ -8,5 +8,5 @@ spec:
   selector:
     component: default-backend
   ports:
-  - port: 8080
-    targetPort: 8080
+    - port: 8080
+      targetPort: 8080

Resources/k8s/kustomize/volumes/postgres-persistentvolumeclaim.yaml

@@ -1,5 +1,5 @@
-kind: PersistentVolume
 apiVersion: v1
+kind: PersistentVolume
 metadata:
   name: postgres-volume0
   labels:
@@ -10,7 +10,7 @@ spec:
     storage: 10Gi
   accessModes:
     - ReadWriteOnce
-  hostPath: # TODO: change to a cloud-solution
+  hostPath:  # TODO: change to a cloud-solution
     path: "/mnt/data"
 ---
 apiVersion: v1

Resources/k8s/kustomize/volumes/redis-persistentvolumeclaim.yaml

@@ -1,5 +1,5 @@
-kind: PersistentVolume
 apiVersion: v1
+kind: PersistentVolume
 metadata:
   name: redis-volume0
   labels:
@@ -10,7 +10,7 @@ spec:
     storage: 2Gi
   accessModes:
     - ReadWriteOnce
-  hostPath: # TODO: change to a cloud-solution
+  hostPath:  # TODO: change to a cloud-solution
     path: "/mnt/data"
 ---
 apiVersion: v1