[Connections][Analytics] Add log source for NC logs.

PiperOrigin-RevId: 417531016

proto/analytics/connections_log.proto

@@ -39,9 +39,12 @@ message ConnectionsLog {
   // The version of Nearby Connections. E.g. "v1.0.4".
   optional string version = 3 ;
 
-  // for EventType.ERROR_CODE
+  // For EventType.ERROR_CODE
   optional ErrorCode error_code = 4;
 
+  // Indicates the source of the log.
+  optional location.nearby.proto.connections.LogSource log_source = 5;
+
   // Encapsulates one session of a client connected to Nearby Connections API.
   message ClientSession {
     // Elapsed time in milliseconds between Client connect and

proto/connections_enums.proto

@@ -357,3 +357,22 @@ enum BandwidthUpgradeErrorStage {
   // On the incoming side, listening for incoming WebRTC connections.
   WEB_RTC_LISTEN_INCOMING = 34;
 }
+
+// The device sources of the clearcut log.
+enum LogSource {
+  UNSPECIFIED_SOURCE = 0;
+
+  // Represents the devices in Nearby labs.
+  LAB_DEVICES = 1;
+  // Represents the devices tested by Nearby engs, in the long term can include
+  // any devices with newest feature flags.
+  INTERNAL_DEVICES = 2;
+  // Represents the devices testing our in-development features before they're
+  // released to the greater public.
+  BETA_TESTER_DEVICES = 3;
+  // Represents the OEM partners (like Samsung) that we're working with to
+  // verify functionality on their devices.
+  OEM_DEVICES = 4;
+  // Represents the device for debugging.
+  DEBUG_DEVICES = 5;
+}