feat(cf-common): add trafficDistribution for services

Author: mikhail-klimko

charts/cf-common/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 appVersion: v0.0.0
 description: Codefresh library chart
 name: cf-common
-version: 0.25.0
+version: 0.26.0
 type: library
 keywords:
   - codefresh

charts/cf-common/templates/services/_services.tpl

@@ -91,6 +91,11 @@ spec:
     {{- if $serviceItem.extraSelectorLabels }}
   {{- include "cf-common-0.25.0.tplrender" (dict "Values" $serviceItem.extraSelectorLabels "context" $) | nindent 4 }}
     {{- end }}
+    {{- if semverCompare ">=1.31-0" (include "cf-common-0.25.0.kubeVersion" . ) }}
+      {{- if $serviceItem.trafficDistribution }}
+  trafficDistribution: {{ $serviceItem.trafficDistribution | default "PreferClose" }}
+      {{- end }}
+    {{- end -}}
   {{- end }}
 {{- end }}
 

charts/cf-common/values.yaml

@@ -469,6 +469,9 @@ service:
         targetPort:
         # If `targetPort` is specified, this port number is used in the container definition instead of
         # the `port` value. Therefore named ports are not supported for this field
+    # -- Enable trafficDistribution
+    # Ref: https://kubernetes.io/docs/concepts/services-networking/service/#traffic-distribution
+    # trafficDistribution: "PreferClose"
 
 # -- Configure the Ingresses for the chart.
 # Additional Ingresses can be added by adding a dictionary key similar to the 'main' ingress.