func flushConn(ctx context.Context, c *rpc.Conn) {
// discard result
c.Bootstrap(ctx).Call(&capnp.Call{
Ctx: ctx,
Method: capnp.Method{InterfaceID: 0xdeadbeef, MethodID: 42},
}).Struct()
}
func readBootstrap(t *testing.T, ctx context.Context, conn *rpc.Conn, p rpc.Transport) (client capnp.Client, questionID uint32) {
clientCh := make(chan capnp.Client, 1)
go func() {
clientCh <- conn.Bootstrap(ctx)
}()
msg, err := p.RecvMessage(ctx)
if err != nil {
t.Fatal("Read Bootstrap failed:", err)
}
if msg.Which() != rpccapnp.Message_Which_bootstrap {
t.Fatalf("Received %v message from bootstrap, want Message_Which_bootstrap", msg.Which())
}
boot, err := msg.Bootstrap()
if err != nil {
t.Fatal("Read Bootstrap failed:", err)
}
questionID = boot.QuestionId()
// If this deadlocks, then Bootstrap isn't using a promised client.
client = <-clientCh
if client == nil {
t.Fatal("Bootstrap client is nil")
}
return
}
func flushConn(ctx context.Context, c *rpc.Conn) {
// discard result
c.Bootstrap(ctx).Call(&capnp.Call{
Ctx: ctx,
Method: capnp.Method{InterfaceID: 0xdeadbeef, MethodID: 42},
ParamsFunc: func(capnp.Struct) error { return nil },
ParamsSize: capnp.ObjectSize{},
}).Struct()
}