feat(builder): add affinity

Author: duanhongyi

charts/builder/templates/_helpers.tpl

@@ -0,0 +1,24 @@
+{{/* Generate builder affinity */}}
+{{- define "builder.affinity" -}}
+affinity:
+  podAntiAffinity:
+    preferredDuringSchedulingIgnoredDuringExecution:
+    - weight: 100
+      podAffinityTerm:
+        labelSelector:
+          matchExpressions:
+          - key: app
+            operator: In
+            values:
+            - drycc-builder
+        topologyKey: topology.kubernetes.io/zone
+    - weight: 90
+      podAffinityTerm:
+        labelSelector:
+          matchExpressions:
+          - key: app
+            operator: In
+            values:
+            - drycc-builder
+        topologyKey: kubernetes.io/hostname
+{{- end }}

charts/builder/templates/builder-deployment.yaml

@@ -21,6 +21,7 @@ spec:
       labels:
         app: drycc-builder
     spec:
+      {{- include "builder.affinity" . | indent 6 }}
       serviceAccount: drycc-builder
       initContainers:
       - name: drycc-builder-init