* feat(transport): Add service multiplexing/routing
This change introduces a new "router" built on top of
`transport::Server` that allows one to run multiple
gRPC services on the same socket.
```rust
Server::builder()
.add_service(greeter)
.add_service(echo)
.serve(addr)
.await?;
```
There is also a new `multiplex` example showcasing
server side service multiplexing and client side
service multiplexing.
BREAKING CHANGES: `Server::serve` is now crate private
and all services must be added via `Server::add_service`.
Codegen also returns just a `Service` now instead of a
`MakeService` pair.
Closes#29
Signed-off-by: Lucio Franco [email protected]
This commit reworks TLS configuration of both servers and endpoints in
order to provide a more flexible API. We now add options to configure
the selected TLS library using the appropriate 'native' configuration
structures, as well as retaining the existing simplier interface which
is compatible with both.
The new API can also be easily extended to support simple interfaces for
configuring mTLS and a range of other options without creating sprawl
in the builders for `Server` and `Endpoint`.
