Add topologySpreadConstraints for gateway

The default topologySpreadConstraints tries to schedule each of the gateway replicas onto different nodes in the cluster. This can be customised as/if required. Signed-off-by: Alex Ellis (OpenFaaS Ltd) <[email protected]>
openfaas · Aug 23, 2024 · eff7a82 · eff7a82
1 parent 8d711d2
commit eff7a82
Show file tree

Hide file tree

Showing 15 changed files with 568 additions and 531 deletions.
diff --git a/chart/openfaas/Chart.yaml b/chart/openfaas/Chart.yaml
@@ -2,7 +2,7 @@ apiVersion: v2
 type: application
 description: OpenFaaS - Serverless Functions Made Simple
 name: openfaas
-version: 14.2.71
+version: 14.2.72
 sources:
 - https://github.com/openfaas/faas
 - https://github.com/openfaas/faas-netes

diff --git a/chart/openfaas/templates/gateway-dep.yaml b/chart/openfaas/templates/gateway-dep.yaml
@@ -30,6 +30,10 @@ spec:
       labels:
         app: gateway
     spec:
+      {{- if and .Values.gateway.topologySpreadConstraints .Values.openfaasPro }}
+      topologySpreadConstraints:
+      {{- toYaml .Values.gateway.topologySpreadConstraints | nindent 8 }}
+      {{- end }}
       {{- if .Values.operator.create }}
       serviceAccountName: {{ .Release.Name }}-operator
       {{- else }}

diff --git a/chart/openfaas/values.yaml b/chart/openfaas/values.yaml
@@ -110,6 +110,15 @@ gateway:
     failureThreshold: 3
     successThreshold: 1
 
+  topologySpreadConstraints:
+    - maxSkew: 1
+      topologyKey: "kubernetes.io/hostname"
+      # Set to "DoNotSchedule" if you need a strict enforcement
+      whenUnsatisfiable: ScheduleAnyway
+      labelSelector:
+        matchLabels:
+          app: gateway
+
 eventSubscription:
   endpoint: ""
   endpointSecret: ""

diff --git a/docs/cron-connector-0.6.11.tgz b/docs/cron-connector-0.6.11.tgz
diff --git a/docs/federated-gateway-0.1.0.tgz b/docs/federated-gateway-0.1.0.tgz
diff --git a/docs/index.yaml b/docs/index.yaml
diff --git a/docs/kafka-connector-0.7.11.tgz b/docs/kafka-connector-0.7.11.tgz
diff --git a/docs/mqtt-connector-0.4.7.tgz b/docs/mqtt-connector-0.4.7.tgz
diff --git a/docs/nats-connector-0.3.2.tgz b/docs/nats-connector-0.3.2.tgz
diff --git a/docs/openfaas-14.2.72.tgz b/docs/openfaas-14.2.72.tgz
diff --git a/docs/postgres-connector-0.1.1.tgz b/docs/postgres-connector-0.1.1.tgz
diff --git a/docs/pro-builder-0.4.15.tgz b/docs/pro-builder-0.4.15.tgz
diff --git a/docs/queue-worker-0.2.9.tgz b/docs/queue-worker-0.2.9.tgz
diff --git a/docs/sns-connector-0.1.3.tgz b/docs/sns-connector-0.1.3.tgz
diff --git a/docs/sqs-connector-0.2.6.tgz b/docs/sqs-connector-0.2.6.tgz