From cfb9955d576a39c18c91d91a106ada378c99d3a7 Mon Sep 17 00:00:00 2001
From: Chris Privitere <23177737+cprivitere@users.noreply.github.com>
Date: Tue, 25 Jun 2024 17:12:43 -0500
Subject: [PATCH] fix: handle svc objects with empty annotations

Signed-off-by: Chris Privitere <23177737+cprivitere@users.noreply.github.com>
---
 metal/loadbalancers/emlb/emlb.go | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/metal/loadbalancers/emlb/emlb.go b/metal/loadbalancers/emlb/emlb.go
index c809b0e..ef32a43 100644
--- a/metal/loadbalancers/emlb/emlb.go
+++ b/metal/loadbalancers/emlb/emlb.go
@@ -90,8 +90,15 @@ func (l *LB) reconcileService(ctx context.Context, svc *v1.Service, n []*v1.Node
 
 	patch := client.MergeFrom(svc.DeepCopy())
 
-	svc.Annotations[LoadBalancerIDAnnotation] = loadBalancer.GetId()
-	svc.Annotations["equinix.com/loadbalancerMetro"] = l.manager.GetMetro()
+	annotations := svc.GetAnnotations()
+	if annotations == nil {
+		annotations = make(map[string]string)
+	}
+
+	annotations[LoadBalancerIDAnnotation] = loadBalancer.GetId()
+	annotations["equinix.com/loadbalancerMetro"] = l.manager.GetMetro()
+
+	svc.SetAnnotations(annotations)
 
 	return l.client.Patch(ctx, svc, patch)
 }