Update comments

agent/xds/clusters.go

@@ -204,10 +204,10 @@ func makePassthroughClusters(cfgSnap *proxycfg.ConfigSnapshot) ([]proto.Message,
 func (s *ResourceGenerator) clustersFromSnapshotMeshGateway(cfgSnap *proxycfg.ConfigSnapshot) ([]proto.Message, error) {
 	keys := cfgSnap.MeshGateway.GatewayKeys()
 
-	// 1 cluster per remote dc + 1 cluster per local service (this is a lower bound - all subset specific clusters will be appended)
+	// 1 cluster per remote dc/partition + 1 cluster per local service (this is a lower bound - all subset specific clusters will be appended)
 	clusters := make([]proto.Message, 0, len(keys)+len(cfgSnap.MeshGateway.ServiceGroups))
 
-	// generate the remote dc clusters
+	// Generate the remote clusters
 	for _, key := range keys {
 		if key.Matches(cfgSnap.Datacenter, cfgSnap.ProxyID.PartitionOrEmpty()) {
 			continue // skip local

agent/xds/listeners.go

@@ -1135,8 +1135,7 @@ func (s *ResourceGenerator) makeMeshGatewayListener(name, addr string, port int,
 	l := makePortListener(name, addr, port, envoy_core_v3.TrafficDirection_UNSPECIFIED)
 	l.ListenerFilters = []*envoy_listener_v3.ListenerFilter{tlsInspector}
 
-	// TODO (mesh-gateway) - Do we need to create clusters for all the old trust domains as well?
+	// We need 1 Filter Chain per remote cluster
-	// We need 1 Filter Chain per datacenter
 	keys := cfgSnap.MeshGateway.GatewayKeys()
 	for _, key := range keys {
 		if key.Matches(cfgSnap.Datacenter, cfgSnap.ProxyID.PartitionOrEmpty()) {