Add flag to make CreateSIPParticipant synchronous. (#952)

Author: dennwc

.changeset/perfect-forks-draw.md

@@ -0,0 +1,6 @@
+---
+"@livekit/protocol": minor
+"github.com/livekit/protocol": minor
+---
+
+Add flag to make CreateSIPParticipant synchronous.

livekit/livekit_sip.pb.go

@@ -510,7 +510,10 @@ message CreateSIPParticipantRequest {
   bool krisp_enabled = 14;
 
   SIPMediaEncryption media_encryption = 18;
-  // NEXT ID: 19
+
+  // Wait for the answer for the call before returning.
+  bool wait_until_answered = 19;
+  // NEXT ID: 20
 }
 
 message SIPParticipantInfo {

livekit/livekit_sip.twirp.go

@@ -101,13 +101,19 @@ message InternalCreateSIPParticipantRequest {
 
   livekit.SIPMediaEncryption media_encryption = 28;
 
-  // NEXT ID: 29
+  // Wait for the answer for the call before returning.
+  bool wait_until_answered = 29;
+
+  // NEXT ID: 30
 }
 
 message InternalCreateSIPParticipantResponse {
   string participant_id = 1;
   string participant_identity = 2;
   string sip_call_id = 3;
+
+  uint32 sip_failure_code = 4;
+  string sip_failure_reason = 5;
 }
 
 message InternalTransferSIPParticipantRequest {

protobufs/livekit_sip.proto

@@ -101,6 +101,7 @@ func NewCreateSIPParticipantRequest(
 		RingingTimeout:        req.RingingTimeout,
 		MaxCallDuration:       req.MaxCallDuration,
 		MediaEncryption:       enc,
+		WaitUntilAnswered:     req.WaitUntilAnswered,
 	}, nil
 }