azure: Use VXLAN encapsulation for pod traffic with Calico

hakman · hakman · commit 9b31ec430b08 · 2025-12-19T09:46:19.000+02:00
Signed-off-by: Ciprian Hacman &lt;ciprian@hakman.dev&gt;
diff --git a/pkg/model/components/calico.go b/pkg/model/components/calico.go
@@ -36,6 +36,10 @@ func (b *CalicoOptionsBuilder) BuildOptions(o *kops.Cluster) error {
 	}
 
 	c.EncapsulationMode = "ipip"
+	if o.GetCloudProvider() == kops.CloudProviderAzure {
+		c.EncapsulationMode = "vxlan"
+		c.VXLANMode = "Always"
+	}
 	if clusterSpec.IsIPv6Only() {
 		c.EncapsulationMode = "none"
 	}

Original file line number	Diff line number	Diff line change
`@@ -36,6 +36,10 @@ func (b CalicoOptionsBuilder) BuildOptions(o kops.Cluster) error {`
`36`	`36`	`}`
`37`	`37`
`38`	`38`	`c.EncapsulationMode = "ipip"`
	`39`	`+ if o.GetCloudProvider() == kops.CloudProviderAzure {`
	`40`	`+ c.EncapsulationMode = "vxlan"`
	`41`	`+ c.VXLANMode = "Always"`
	`42`	`+ }`
`39`	`43`	`if clusterSpec.IsIPv6Only() {`
`40`	`44`	`c.EncapsulationMode = "none"`
`41`	`45`	`}`