Define interface for reporting active ports in the guest

Bug: 340126051
Test: TH
Change-Id: Ieccbdef0c489f8db061aa10fdc239e4f42157686
diff --git a/libs/debian_service/proto/DebianService.proto b/libs/debian_service/proto/DebianService.proto
index a887bf2..bf05ebe 100644
--- a/libs/debian_service/proto/DebianService.proto
+++ b/libs/debian_service/proto/DebianService.proto
@@ -22,6 +22,7 @@
 option java_multiple_files = true;
 
 service DebianService {
+  rpc ReportVmActivePorts (ReportVmActivePortsRequest) returns (ReportVmActivePortsResponse) {}
   rpc ReportVmIpAddr (IpAddr) returns (ReportVmIpAddrResponse) {}
   rpc OpenForwardingRequestQueue (QueueOpeningRequest) returns (stream ForwardingRequestItem) {}
 }
@@ -38,6 +39,14 @@
   bool success = 1;
 }
 
+message ReportVmActivePortsRequest {
+  repeated int32 ports = 1;
+}
+
+message ReportVmActivePortsResponse {
+  bool success = 1;
+}
+
 message ForwardingRequestItem {
   int32 guest_tcp_port = 1;
   int32 vsock_port = 2;