Graceful shutdowns (#1734)

* Initial graceful stop

* Fix dendritejs

* Use process context for outbound federation requests in destination queues

* Reduce logging

* Fix log level

cmd/dendrite-demo-libp2p/main.go

@@ -192,6 +192,7 @@ func main() {
 		ExtPublicRoomsProvider: provider,
 	}
 	monolith.AddAllPublicRoutes(
+		base.Base.ProcessContext,
 		base.Base.PublicClientAPIMux,
 		base.Base.PublicFederationAPIMux,
 		base.Base.PublicKeyAPIMux,
@@ -234,5 +235,5 @@ func main() {
 	}
 
 	// We want to block forever to let the HTTP and HTTPS handler serve the APIs
-	select {}
+	base.Base.WaitForShutdown()
 }

cmd/dendrite-demo-yggdrasil/main.go

@@ -150,6 +150,7 @@ func main() {
 		),
 	}
 	monolith.AddAllPublicRoutes(
+		base.ProcessContext,
 		base.PublicClientAPIMux,
 		base.PublicFederationAPIMux,
 		base.PublicKeyAPIMux,
@@ -200,5 +201,6 @@ func main() {
 		}
 	}()
 
-	select {}
+	// We want to block forever to let the HTTP and HTTPS handler serve the APIs
+	base.WaitForShutdown()
 }

cmd/dendrite-monolith-server/main.go

@@ -144,6 +144,7 @@ func main() {
 		KeyAPI:              keyAPI,
 	}
 	monolith.AddAllPublicRoutes(
+		base.ProcessContext,
 		base.PublicClientAPIMux,
 		base.PublicFederationAPIMux,
 		base.PublicKeyAPIMux,
@@ -176,5 +177,5 @@ func main() {
 	}
 
 	// We want to block forever to let the HTTP and HTTPS handler serve the APIs
-	select {}
+	base.WaitForShutdown()
 }

cmd/dendrite-polylith-multi/main.go

@@ -74,5 +74,6 @@ func main() {
 	base := setup.NewBaseDendrite(cfg, component, false) // TODO
 	defer base.Close()                                   // nolint: errcheck
 
-	start(base, cfg)
+	go start(base, cfg)
+	base.WaitForShutdown()
 }

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

@@ -27,6 +27,7 @@ func SyncAPI(base *setup.BaseDendrite, cfg *config.Dendrite) {
 	rsAPI := base.RoomserverHTTPClient()
 
 	syncapi.AddPublicRoutes(
+		base.ProcessContext,
 		base.PublicClientAPIMux, userAPI, rsAPI,
 		base.KeyServerHTTPClient(),
 		federation, &cfg.SyncAPI,

cmd/dendritejs/main.go

@@ -231,6 +231,7 @@ func main() {
 		ExtPublicRoomsProvider: p2pPublicRoomProvider,
 	}
 	monolith.AddAllPublicRoutes(
+		base.ProcessContext,
 		base.PublicClientAPIMux,
 		base.PublicFederationAPIMux,
 		base.PublicKeyAPIMux,