fix(device): set system.ips to satisfy heartbeat requirement

Author: Andrew Rynhard

pkg/device/builder/builder.go

@@ -50,3 +50,13 @@ func (b *Builder) Auto(name, value string) types.DeviceOption {
 		})
 	}
 }
+
+// System implements types.DeviceBuilder.
+func (b *Builder) System(name, value string) types.DeviceOption {
+	return func(device *lm.RestDevice) {
+		device.CustomProperties = append(device.CustomProperties, lm.NameAndValue{
+			Name:  "system." + name,
+			Value: value,
+		})
+	}
+}

pkg/types/types.go

@@ -74,4 +74,6 @@ type DeviceBuilder interface {
 	SystemCategories(string) DeviceOption
 	// Auto adds an auto property to the device.
 	Auto(string, string) DeviceOption
+	// System adds a system property to the device.
+	System(string, string) DeviceOption
 }

pkg/watch/pod/pod.go

@@ -128,6 +128,6 @@ func (w *Watcher) args(pod *v1.Pod, category string) []types.DeviceOption {
 		w.Auto("nodename", pod.Spec.NodeName),
 		w.Auto("selflink", pod.SelfLink),
 		w.Auto("uid", string(pod.UID)),
-		w.Auto("ip", pod.Status.PodIP),
+		w.System("ips", pod.Status.PodIP),
 	}
 }