Multi-personality polylith binary (#1552)

* Initial work oon multipersonality binary

* Remove old binaries

* Monolith and polylith binaries

* Better logging

* dendrite-poly-multi

* Fix path

* Copyright notices etc

* Tweaks

* Update Docker, INSTALL.md

* Take first argument if flags package doesn't find any args

* Postgres 9.6 or later, fix some more Docker stuff

* Don't create unnecessary e2ekey DB

* Run go mod tidy

cmd/dendrite-polylith-multi/personalities/roomserver.go

@@ -0,0 +1,37 @@
+// Copyright 2020 The Matrix.org Foundation C.I.C.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package personalities
+
+import (
+	"github.com/matrix-org/dendrite/internal/config"
+	"github.com/matrix-org/dendrite/internal/setup"
+	"github.com/matrix-org/dendrite/roomserver"
+)
+
+func RoomServer(base *setup.BaseDendrite, cfg *config.Dendrite) {
+	serverKeyAPI := base.SigningKeyServerHTTPClient()
+	keyRing := serverKeyAPI.KeyRing()
+
+	fsAPI := base.FederationSenderHTTPClient()
+	rsAPI := roomserver.NewInternalAPI(base, keyRing)
+	rsAPI.SetFederationSenderAPI(fsAPI)
+	roomserver.AddInternalRoutes(base.InternalAPIMux, rsAPI)
+
+	base.SetupAndServeHTTP(
+		base.Cfg.RoomServer.InternalAPI.Listen, // internal listener
+		setup.NoListener,                       // external listener
+		nil, nil,
+	)
+}