feat: [networkmanagement] add round-trip mode (#5814)

* feat: add round-trip mode

PiperOrigin-RevId: 696395696

Source-Link: googleapis/googleapis@0a70c19

Source-Link: googleapis/googleapis-gen@e441f05
Copy-Tag: eyJwIjoicGFja2FnZXMvZ29vZ2xlLWNsb3VkLW5ldHdvcmttYW5hZ2VtZW50Ly5Pd2xCb3QueWFtbCIsImgiOiJlNDQxZjA1MTkyMzZkOGM4YTc2NzNhYWMxNzI2YTkwM2MyMTgzNmM1In0=

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* feat: add round-trip mode

PiperOrigin-RevId: 696396549

Source-Link: googleapis/googleapis@2d08f07

Source-Link: googleapis/googleapis-gen@4338cca
Copy-Tag: eyJwIjoicGFja2FnZXMvZ29vZ2xlLWNsb3VkLW5ldHdvcmttYW5hZ2VtZW50Ly5Pd2xCb3QueWFtbCIsImgiOiI0MzM4Y2NhZDA1YzdmODdiNjc0N2ExMmIzMmEzYTNmOTZiODFiODFlIn0=

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

packages/google-cloud-networkmanagement/protos/google/cloud/networkmanagement/v1/connectivity_test.proto

@@ -123,6 +123,17 @@ message ConnectivityTest {
   ProbingDetails probing_details = 14
       [(google.api.field_behavior) = OUTPUT_ONLY];
 
+  // Whether run analysis for the return path from destination to source.
+  // Default value is false.
+  bool round_trip = 15;
+
+  // Output only. The reachability details of this test from the latest run for
+  // the return path. The details are updated when creating a new test,
+  // updating an existing test, or triggering a one-time rerun of an existing
+  // test.
+  ReachabilityDetails return_reachability_details = 16
+      [(google.api.field_behavior) = OUTPUT_ONLY];
+
   // Whether the test should skip firewall checking.
   // If not provided, we assume false.
   bool bypass_firewall_checks = 17;

packages/google-cloud-networkmanagement/protos/google/cloud/networkmanagement/v1beta1/connectivity_test.proto

@@ -123,6 +123,17 @@ message ConnectivityTest {
   ProbingDetails probing_details = 14
       [(google.api.field_behavior) = OUTPUT_ONLY];
 
+  // Whether run analysis for the return path from destination to source.
+  // Default value is false.
+  bool round_trip = 15;
+
+  // Output only. The reachability details of this test from the latest run for
+  // the return path. The details are updated when creating a new test,
+  // updating an existing test, or triggering a one-time rerun of an existing
+  // test.
+  ReachabilityDetails return_reachability_details = 16
+      [(google.api.field_behavior) = OUTPUT_ONLY];
+
   // Whether the test should skip firewall checking.
   // If not provided, we assume false.
   bool bypass_firewall_checks = 17;