[do-not-merge] feat: kustomize proof-of-concept

hokusai/production/kustomization.yml

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+resources:
+- kustomized
+- unkustomized.yml

hokusai/production/kustomized/kustomization.yml

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+bases:
+- https://github.com/artsy/artsy-hokusai-templates//kustomize/base?ref=artsyjian/kustomize
+
+patchesStrategicMerge:
+- patch.yml
+
+namePrefix: hokusai-sandbox-
+
+images:
+- name: artsyapp-ecr-repo
+  newName: 012345678901.dkr.ecr.us-east-1.amazonaws.com/hokusai-sandbox
+  newTag: production
+
+patchesJson6902:
+- target:
+    kind: Deployment
+    name: web
+  patch: |-
+    - op: replace
+      path: /spec/template/spec/containers/0/name
+      value: hokusai-sandbox-web
+    - op: replace
+      path: /spec/template/spec/containers/0/envFrom/0/configMapRef/name
+      value: hokusai-sandbox-environment
+- target:
+    kind: Ingress
+    name: artsyapp
+  patch: |-
+    - op: replace
+      path: /metadata/name
+      value: hokusai-sandbox
+    - op: replace
+      path: /spec/rules/0/host
+      value: hokusai-sandbox.artsy.net
+    - op: replace
+      path: /spec/rules/0/http/paths/0/backend/serviceName
+      value: hokusai-sandbox-web-internal
+
+transformers:
+- transform.yml

hokusai/production/kustomized/patch.yml

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+---
+apiVersion: autoscaling/v1
+kind: HorizontalPodAutoscaler
+metadata:
+  name: web
+spec:
+  minReplicas: 2
+  maxReplicas: 3

hokusai/production/kustomized/transform.yml

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+---
+apiVersion: builtin
+kind: LabelTransformer
+metadata:
+  name: app-label
+labels:
+  app: hokusai-sandbox
+fieldSpecs:
+- path: metadata/labels
+- path: spec/selector/matchLabels
+  kind: Deployment
+- path: spec/template/metadata/labels
+  kind: Deployment
+- path: spec/selector
+  kind: Service
+---
+apiVersion: builtin
+kind: LabelTransformer
+metadata:
+  name: version-label
+labels:
+  app.kubernetes.io/version: production
+fieldSpecs:
+- path: metadata/labels
+  kind: Deployment
+- path: spec/template/metadata/labels
+  kind: Deployment

hokusai/production/unkustomized.yml

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+---
+apiVersion: batch/v1beta1
+kind: CronJob
+metadata:
+  name: hokusai-sandbox-cron
+spec:
+  schedule: 23 09 * * MON
+  concurrencyPolicy: Forbid
+  jobTemplate:
+    spec:
+      template:
+        spec:
+          containers:
+          - name: hokusai-sandbox-cron
+            image: 012345678901.dkr.ecr.us-east-1.amazonaws.com/hokusai-sandbox:production
+            imagePullPolicy: Always
+            envFrom:
+            - configMapRef:
+                name: hokusai-sandbox-environment
+            args:
+            - hostname
+          restartPolicy: Never
+          affinity:
+            nodeAffinity:
+              requiredDuringSchedulingIgnoredDuringExecution:
+                nodeSelectorTerms:
+                - matchExpressions:
+                  - key: tier
+                    operator: In
+                    values:
+                    - background