Get dhcp domain

pkg/actuators/machine/reconciler.go

@@ -189,6 +189,27 @@ func (r *Reconciler) update() error {
 
 	r.machineScope.setProviderStatus(newestInstance, conditionSuccess())
 
+	vpc, err := r.awsClient.DescribeVpcs(&ec2.DescribeVpcsInput{
+		VpcIds: []*string{newestInstance.VpcId},
+	})
+	if err != nil {
+		return err
+	}
+
+	dhcp, err := r.awsClient.DescribeDHCPOptions(&ec2.DescribeDhcpOptionsInput{
+		DhcpOptionsIds: []*string{vpc.Vpcs[0].DhcpOptionsId},
+	})
+	if err != nil {
+		return err
+	}
+
+	klog.Infof("DHCP %+v", dhcp.DhcpOptions[0].DhcpConfigurations[0])
+	for _, i := range dhcp.DhcpOptions[0].DhcpConfigurations {
+		if *i.Key == "domain-name" {
+			klog.Infof("Domain value %v", i.Values)
+		}
+	}
+
 	return r.requeueIfInstancePending(newestInstance)
 }
 

pkg/client/client.go

@@ -52,6 +52,7 @@ type AwsClientBuilderFuncType func(client client.Client, secretName, namespace,
 // Client is a wrapper object for actual AWS SDK clients to allow for easier testing.
 type Client interface {
 	DescribeImages(*ec2.DescribeImagesInput) (*ec2.DescribeImagesOutput, error)
+	DescribeDHCPOptions(input *ec2.DescribeDhcpOptionsInput) (*ec2.DescribeDhcpOptionsOutput, error)
 	DescribeVpcs(*ec2.DescribeVpcsInput) (*ec2.DescribeVpcsOutput, error)
 	DescribeSubnets(*ec2.DescribeSubnetsInput) (*ec2.DescribeSubnetsOutput, error)
 	DescribeAvailabilityZones(*ec2.DescribeAvailabilityZonesInput) (*ec2.DescribeAvailabilityZonesOutput, error)
@@ -73,6 +74,10 @@ type awsClient struct {
 	elbv2Client elbv2iface.ELBV2API
 }
 
+func (c *awsClient) DescribeDHCPOptions(input *ec2.DescribeDhcpOptionsInput) (*ec2.DescribeDhcpOptionsOutput, error) {
+	return c.ec2Client.DescribeDhcpOptions(input)
+}
+
 func (c *awsClient) DescribeImages(input *ec2.DescribeImagesInput) (*ec2.DescribeImagesOutput, error) {
 	return c.ec2Client.DescribeImages(input)
 }