invoicesrpc: add SubscribeSingleInvoice rpc

lnrpc/invoicesrpc/invoices.pb.go

@@ -6,6 +6,8 @@ package invoicesrpc // import "github.com/lightningnetwork/lnd/lnrpc/invoicesrpc
 import proto "github.com/golang/protobuf/proto"
 import fmt "fmt"
 import math "math"
+import lnrpc "github.com/lightningnetwork/lnd/lnrpc"
+import _ "google.golang.org/genproto/googleapis/api/annotations"
 
 import (
 	context "golang.org/x/net/context"
@@ -35,6 +37,11 @@ const _ = grpc.SupportPackageIsVersion4
 //
 // For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
 type InvoicesClient interface {
+	// *
+	// SubscribeSingleInvoice returns a uni-directional stream (server -> client)
+	// to notify the client of state transitions of the specified invoice.
+	// Initially the current invoice state is always sent out.
+	SubscribeSingleInvoice(ctx context.Context, in *lnrpc.PaymentHash, opts ...grpc.CallOption) (Invoices_SubscribeSingleInvoiceClient, error)
 }
 
 type invoicesClient struct {
@@ -45,33 +52,102 @@ func NewInvoicesClient(cc *grpc.ClientConn) InvoicesClient {
 	return &invoicesClient{cc}
 }
 
+func (c *invoicesClient) SubscribeSingleInvoice(ctx context.Context, in *lnrpc.PaymentHash, opts ...grpc.CallOption) (Invoices_SubscribeSingleInvoiceClient, error) {
+	stream, err := c.cc.NewStream(ctx, &_Invoices_serviceDesc.Streams[0], "/invoicesrpc.Invoices/SubscribeSingleInvoice", opts...)
+	if err != nil {
+		return nil, err
+	}
+	x := &invoicesSubscribeSingleInvoiceClient{stream}
+	if err := x.ClientStream.SendMsg(in); err != nil {
+		return nil, err
+	}
+	if err := x.ClientStream.CloseSend(); err != nil {
+		return nil, err
+	}
+	return x, nil
+}
+
+type Invoices_SubscribeSingleInvoiceClient interface {
+	Recv() (*lnrpc.Invoice, error)
+	grpc.ClientStream
+}
+
+type invoicesSubscribeSingleInvoiceClient struct {
+	grpc.ClientStream
+}
+
+func (x *invoicesSubscribeSingleInvoiceClient) Recv() (*lnrpc.Invoice, error) {
+	m := new(lnrpc.Invoice)
+	if err := x.ClientStream.RecvMsg(m); err != nil {
+		return nil, err
+	}
+	return m, nil
+}
+
 // InvoicesServer is the server API for Invoices service.
 type InvoicesServer interface {
+	// *
+	// SubscribeSingleInvoice returns a uni-directional stream (server -> client)
+	// to notify the client of state transitions of the specified invoice.
+	// Initially the current invoice state is always sent out.
+	SubscribeSingleInvoice(*lnrpc.PaymentHash, Invoices_SubscribeSingleInvoiceServer) error
 }
 
 func RegisterInvoicesServer(s *grpc.Server, srv InvoicesServer) {
 	s.RegisterService(&_Invoices_serviceDesc, srv)
 }
 
+func _Invoices_SubscribeSingleInvoice_Handler(srv interface{}, stream grpc.ServerStream) error {
+	m := new(lnrpc.PaymentHash)
+	if err := stream.RecvMsg(m); err != nil {
+		return err
+	}
+	return srv.(InvoicesServer).SubscribeSingleInvoice(m, &invoicesSubscribeSingleInvoiceServer{stream})
+}
+
+type Invoices_SubscribeSingleInvoiceServer interface {
+	Send(*lnrpc.Invoice) error
+	grpc.ServerStream
+}
+
+type invoicesSubscribeSingleInvoiceServer struct {
+	grpc.ServerStream
+}
+
+func (x *invoicesSubscribeSingleInvoiceServer) Send(m *lnrpc.Invoice) error {
+	return x.ServerStream.SendMsg(m)
+}
+
 var _Invoices_serviceDesc = grpc.ServiceDesc{
 	ServiceName: "invoicesrpc.Invoices",
 	HandlerType: (*InvoicesServer)(nil),
 	Methods:     []grpc.MethodDesc{},
-	Streams:     []grpc.StreamDesc{},
-	Metadata:    "invoicesrpc/invoices.proto",
+	Streams: []grpc.StreamDesc{
+		{
+			StreamName:    "SubscribeSingleInvoice",
+			Handler:       _Invoices_SubscribeSingleInvoice_Handler,
+			ServerStreams: true,
+		},
+	},
+	Metadata: "invoicesrpc/invoices.proto",
 }
 
 func init() {
-	proto.RegisterFile("invoicesrpc/invoices.proto", fileDescriptor_invoices_560fa62749d29606)
+	proto.RegisterFile("invoicesrpc/invoices.proto", fileDescriptor_invoices_c6414974947f2940)
 }
 
-var fileDescriptor_invoices_560fa62749d29606 = []byte{
-	// 105 bytes of a gzipped FileDescriptorProto
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-	0xff, 0xaa, 0xe0, 0xa9, 0x52, 0x72, 0x00, 0x00, 0x00,
+var fileDescriptor_invoices_c6414974947f2940 = []byte{
+	// 177 bytes of a gzipped FileDescriptorProto
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+	0x00,
 }