TUN-3427: Define a struct that only implements RegistrationServer in tunnelpogs

2025-07-27 00:59:58 +00:00 · 2020-09-28 10:10:30 +01:00
parent 8e8513e325
commit 2c9b7361b7
9 changed files with 242 additions and 201 deletions
--- a/tunnelrpc/pogs/connectionrpc.go
+++ b/tunnelrpc/pogs/connectionrpc.go
@@ -7,7 +7,9 @@ import (
 	"time"

 	"github.com/google/uuid"
+	capnp "zombiezen.com/go/capnproto2"
 	"zombiezen.com/go/capnproto2/pogs"
+	"zombiezen.com/go/capnproto2/rpc"
 	"zombiezen.com/go/capnproto2/server"

 	"github.com/cloudflare/cloudflared/tunnelrpc"
@@ -18,6 +20,156 @@ type RegistrationServer interface {
 	UnregisterConnection(ctx context.Context)
 }

+type RegistrationServer_PogsImpl struct {
+	impl RegistrationServer
+}
+
+func RegistrationServer_ServerToClient(s RegistrationServer) tunnelrpc.RegistrationServer {
+	return tunnelrpc.RegistrationServer_ServerToClient(RegistrationServer_PogsImpl{s})
+}
+
+func (i RegistrationServer_PogsImpl) RegisterConnection(p tunnelrpc.RegistrationServer_registerConnection) error {
+	server.Ack(p.Options)
+
+	auth, err := p.Params.Auth()
+	if err != nil {
+		return err
+	}
+	var pogsAuth TunnelAuth
+	err = pogsAuth.UnmarshalCapnproto(auth)
+	if err != nil {
+		return err
+	}
+	uuidBytes, err := p.Params.TunnelId()
+	if err != nil {
+		return err
+	}
+	tunnelID, err := uuid.FromBytes(uuidBytes)
+	if err != nil {
+		return err
+	}
+	connIndex := p.Params.ConnIndex()
+	options, err := p.Params.Options()
+	if err != nil {
+		return err
+	}
+	var pogsOptions ConnectionOptions
+	err = pogsOptions.UnmarshalCapnproto(options)
+	if err != nil {
+		return err
+	}
+
+	connDetails, callError := i.impl.RegisterConnection(p.Ctx, pogsAuth, tunnelID, connIndex, &pogsOptions)
+
+	resp, err := p.Results.NewResult()
+	if err != nil {
+		return err
+	}
+
+	if callError != nil {
+		if connError, err := resp.Result().NewError(); err != nil {
+			return err
+		} else {
+			return MarshalError(connError, callError)
+		}
+	}
+
+	if details, err := resp.Result().NewConnectionDetails(); err != nil {
+		return err
+	} else {
+		return connDetails.MarshalCapnproto(details)
+	}
+}
+
+func (i RegistrationServer_PogsImpl) UnregisterConnection(p tunnelrpc.RegistrationServer_unregisterConnection) error {
+	server.Ack(p.Options)
+
+	i.impl.UnregisterConnection(p.Ctx)
+	return nil
+}
+
+type RegistrationServer_PogsClient struct {
+	Client capnp.Client
+	Conn   *rpc.Conn
+}
+
+func (c RegistrationServer_PogsClient) RegisterConnection(ctx context.Context, auth TunnelAuth, tunnelID uuid.UUID, connIndex byte, options *ConnectionOptions) (*ConnectionDetails, error) {
+	client := tunnelrpc.TunnelServer{Client: c.Client}
+	promise := client.RegisterConnection(ctx, func(p tunnelrpc.RegistrationServer_registerConnection_Params) error {
+		tunnelAuth, err := p.NewAuth()
+		if err != nil {
+			return err
+		}
+		if err = auth.MarshalCapnproto(tunnelAuth); err != nil {
+			return err
+		}
+		err = p.SetAuth(tunnelAuth)
+		if err != nil {
+			return err
+		}
+		err = p.SetTunnelId(tunnelID[:])
+		if err != nil {
+			return err
+		}
+		p.SetConnIndex(connIndex)
+		connectionOptions, err := p.NewOptions()
+		if err != nil {
+			return err
+		}
+		err = options.MarshalCapnproto(connectionOptions)
+		if err != nil {
+			return err
+		}
+		return nil
+	})
+	response, err := promise.Result().Struct()
+	if err != nil {
+		return nil, wrapRPCError(err)
+	}
+	result := response.Result()
+	switch result.Which() {
+	case tunnelrpc.ConnectionResponse_result_Which_error:
+		resultError, err := result.Error()
+		if err != nil {
+			return nil, wrapRPCError(err)
+		}
+		cause, err := resultError.Cause()
+		if err != nil {
+			return nil, wrapRPCError(err)
+		}
+		err = errors.New(cause)
+		if resultError.ShouldRetry() {
+			err = RetryErrorAfter(err, time.Duration(resultError.RetryAfter()))
+		}
+		return nil, err
+
+	case tunnelrpc.ConnectionResponse_result_Which_connectionDetails:
+		connDetails, err := result.ConnectionDetails()
+		if err != nil {
+			return nil, wrapRPCError(err)
+		}
+		details := new(ConnectionDetails)
+		if err = details.UnmarshalCapnproto(connDetails); err != nil {
+			return nil, wrapRPCError(err)
+		}
+		return details, nil
+	}
+
+	return nil, newRPCError("unknown result which %d", result.Which())
+}
+
+func (c RegistrationServer_PogsClient) UnregisterConnection(ctx context.Context) error {
+	client := tunnelrpc.TunnelServer{Client: c.Client}
+	promise := client.UnregisterConnection(ctx, func(p tunnelrpc.RegistrationServer_unregisterConnection_Params) error {
+		return nil
+	})
+	_, err := promise.Struct()
+	if err != nil {
+		return wrapRPCError(err)
+	}
+	return nil
+}
+
 type ClientInfo struct {
 	ClientID []byte `capnp:"clientId"` // must be a slice for capnp compatibility
 	Features []string
@@ -98,140 +250,3 @@ func MarshalError(s tunnelrpc.ConnectionError, err error) error {

 	return nil
 }
-
-func (i TunnelServer_PogsImpl) RegisterConnection(p tunnelrpc.RegistrationServer_registerConnection) error {
-	server.Ack(p.Options)
-
-	auth, err := p.Params.Auth()
-	if err != nil {
-		return err
-	}
-	var pogsAuth TunnelAuth
-	err = pogsAuth.UnmarshalCapnproto(auth)
-	if err != nil {
-		return err
-	}
-	uuidBytes, err := p.Params.TunnelId()
-	if err != nil {
-		return err
-	}
-	tunnelID, err := uuid.FromBytes(uuidBytes)
-	if err != nil {
-		return err
-	}
-	connIndex := p.Params.ConnIndex()
-	options, err := p.Params.Options()
-	if err != nil {
-		return err
-	}
-	var pogsOptions ConnectionOptions
-	err = pogsOptions.UnmarshalCapnproto(options)
-	if err != nil {
-		return err
-	}
-
-	connDetails, callError := i.impl.RegisterConnection(p.Ctx, pogsAuth, tunnelID, connIndex, &pogsOptions)
-
-	resp, err := p.Results.NewResult()
-	if err != nil {
-		return err
-	}
-
-	if callError != nil {
-		if connError, err := resp.Result().NewError(); err != nil {
-			return err
-		} else {
-			return MarshalError(connError, callError)
-		}
-	}
-
-	if details, err := resp.Result().NewConnectionDetails(); err != nil {
-		return err
-	} else {
-		return connDetails.MarshalCapnproto(details)
-	}
-}
-
-func (i TunnelServer_PogsImpl) UnregisterConnection(p tunnelrpc.RegistrationServer_unregisterConnection) error {
-	server.Ack(p.Options)
-
-	i.impl.UnregisterConnection(p.Ctx)
-	return nil
-}
-
-func (c TunnelServer_PogsClient) RegisterConnection(ctx context.Context, auth TunnelAuth, tunnelID uuid.UUID, connIndex byte, options *ConnectionOptions) (*ConnectionDetails, error) {
-	client := tunnelrpc.TunnelServer{Client: c.Client}
-	promise := client.RegisterConnection(ctx, func(p tunnelrpc.RegistrationServer_registerConnection_Params) error {
-		tunnelAuth, err := p.NewAuth()
-		if err != nil {
-			return err
-		}
-		if err = auth.MarshalCapnproto(tunnelAuth); err != nil {
-			return err
-		}
-		err = p.SetAuth(tunnelAuth)
-		if err != nil {
-			return err
-		}
-		err = p.SetTunnelId(tunnelID[:])
-		if err != nil {
-			return err
-		}
-		p.SetConnIndex(connIndex)
-		connectionOptions, err := p.NewOptions()
-		if err != nil {
-			return err
-		}
-		err = options.MarshalCapnproto(connectionOptions)
-		if err != nil {
-			return err
-		}
-		return nil
-	})
-	response, err := promise.Result().Struct()
-	if err != nil {
-		return nil, wrapRPCError(err)
-	}
-	result := response.Result()
-	switch result.Which() {
-	case tunnelrpc.ConnectionResponse_result_Which_error:
-		resultError, err := result.Error()
-		if err != nil {
-			return nil, wrapRPCError(err)
-		}
-		cause, err := resultError.Cause()
-		if err != nil {
-			return nil, wrapRPCError(err)
-		}
-		err = errors.New(cause)
-		if resultError.ShouldRetry() {
-			err = RetryErrorAfter(err, time.Duration(resultError.RetryAfter()))
-		}
-		return nil, err
-
-	case tunnelrpc.ConnectionResponse_result_Which_connectionDetails:
-		connDetails, err := result.ConnectionDetails()
-		if err != nil {
-			return nil, wrapRPCError(err)
-		}
-		details := new(ConnectionDetails)
-		if err = details.UnmarshalCapnproto(connDetails); err != nil {
-			return nil, wrapRPCError(err)
-		}
-		return details, nil
-	}
-
-	return nil, newRPCError("unknown result which %d", result.Which())
-}
-
-func (c TunnelServer_PogsClient) UnregisterConnection(ctx context.Context) error {
-	client := tunnelrpc.TunnelServer{Client: c.Client}
-	promise := client.UnregisterConnection(ctx, func(p tunnelrpc.RegistrationServer_unregisterConnection_Params) error {
-		return nil
-	})
-	_, err := promise.Struct()
-	if err != nil {
-		return wrapRPCError(err)
-	}
-	return nil
-}
--- a/tunnelrpc/pogs/connectionrpc_test.go
+++ b/tunnelrpc/pogs/connectionrpc_test.go
@@ -62,6 +62,10 @@ func TestConnectionRegistrationRPC(t *testing.T) {
 	clientConn := rpc.NewConn(t2)
 	defer clientConn.Close()
 	client := TunnelServer_PogsClient{
+		RegistrationServer_PogsClient: RegistrationServer_PogsClient{
+			Client: clientConn.Bootstrap(ctx),
+			Conn:   clientConn,
+		},
 		Client: clientConn.Bootstrap(ctx),
 		Conn:   clientConn,
 	}
--- a/tunnelrpc/pogs/tunnelrpc.go
+++ b/tunnelrpc/pogs/tunnelrpc.go
@@ -210,10 +210,11 @@ type TunnelServer interface {
 }

 func TunnelServer_ServerToClient(s TunnelServer) tunnelrpc.TunnelServer {
-	return tunnelrpc.TunnelServer_ServerToClient(TunnelServer_PogsImpl{s})
+	return tunnelrpc.TunnelServer_ServerToClient(TunnelServer_PogsImpl{RegistrationServer_PogsImpl{s}, s})
 }

 type TunnelServer_PogsImpl struct {
+	RegistrationServer_PogsImpl
 	impl TunnelServer
 }

@@ -268,6 +269,7 @@ func (i TunnelServer_PogsImpl) ObsoleteDeclarativeTunnelConnect(p tunnelrpc.Tunn
 }

 type TunnelServer_PogsClient struct {
+	RegistrationServer_PogsClient
 	Client capnp.Client
 	Conn   *rpc.Conn
 }