Fix `dendrite-demo-pinecone`, `/_dendrite` namespace setup

build/gobind-pinecone/monolith.go

@@ -336,6 +336,7 @@ func (m *DendriteMonolith) Start() {
 	}
 
 	base := base.NewBaseDendrite(cfg, "Monolith")
+	base.ConfigureAdminEndpoints()
 	defer base.Close() // nolint: errcheck
 
 	federation := conn.CreateFederationClient(base, m.PineconeQUIC)

build/gobind-yggdrasil/monolith.go

@@ -150,6 +150,7 @@ func (m *DendriteMonolith) Start() {
 	}
 
 	base := base.NewBaseDendrite(cfg, "Monolith")
+	base.ConfigureAdminEndpoints()
 	m.processContext = base.ProcessContext
 	defer base.Close() // nolint: errcheck
 

cmd/dendrite-demo-pinecone/main.go

@@ -155,6 +155,7 @@ func main() {
 	cfg.Global.KeyID = gomatrixserverlib.KeyID(signing.KeyID)
 
 	base := base.NewBaseDendrite(cfg, "Monolith")
+	base.ConfigureAdminEndpoints()
 	defer base.Close() // nolint: errcheck
 
 	pineconeEventChannel := make(chan pineconeEvents.Event)
@@ -248,6 +249,8 @@ func main() {
 	httpRouter.PathPrefix(httputil.InternalPathPrefix).Handler(base.InternalAPIMux)
 	httpRouter.PathPrefix(httputil.PublicClientPathPrefix).Handler(base.PublicClientAPIMux)
 	httpRouter.PathPrefix(httputil.PublicMediaPathPrefix).Handler(base.PublicMediaAPIMux)
+	httpRouter.PathPrefix(httputil.DendriteAdminPathPrefix).Handler(base.DendriteAdminMux)
+	httpRouter.PathPrefix(httputil.SynapseAdminPathPrefix).Handler(base.SynapseAdminMux)
 	httpRouter.HandleFunc("/ws", func(w http.ResponseWriter, r *http.Request) {
 		c, err := wsUpgrader.Upgrade(w, r, nil)
 		if err != nil {
@@ -270,8 +273,6 @@ func main() {
 	pMux.PathPrefix(users.PublicURL).HandlerFunc(userProvider.FederatedUserProfiles)
 	pMux.PathPrefix(httputil.PublicFederationPathPrefix).Handler(base.PublicFederationAPIMux)
 	pMux.PathPrefix(httputil.PublicMediaPathPrefix).Handler(base.PublicMediaAPIMux)
-	pMux.PathPrefix(httputil.DendriteAdminPathPrefix).Handler(base.DendriteAdminMux)
-	pMux.PathPrefix(httputil.SynapseAdminPathPrefix).Handler(base.SynapseAdminMux)
 
 	pHTTP := pQUIC.Protocol("matrix").HTTP()
 	pHTTP.Mux().Handle(users.PublicURL, pMux)

cmd/dendrite-demo-yggdrasil/main.go

@@ -144,6 +144,7 @@ func main() {
 	cfg.Global.KeyID = gomatrixserverlib.KeyID(signing.KeyID)
 
 	base := base.NewBaseDendrite(cfg, "Monolith")
+	base.ConfigureAdminEndpoints()
 	defer base.Close() // nolint: errcheck
 
 	ygg, err := yggconn.Setup(sk, *instanceName, ".", *instancePeer, *instanceListen)

setup/base/base.go

@@ -413,6 +413,24 @@ func (b *BaseDendrite) configureHTTPErrors() {
 	b.PublicClientAPIMux.MethodNotAllowedHandler = http.HandlerFunc(clientNotFoundHandler)
 }
 
+func (b *BaseDendrite) ConfigureAdminEndpoints() {
+	b.DendriteAdminMux.HandleFunc("/monitor/up", func(w http.ResponseWriter, r *http.Request) {
+		w.WriteHeader(200)
+	})
+	b.DendriteAdminMux.HandleFunc("/monitor/health", func(w http.ResponseWriter, r *http.Request) {
+		if isDegraded, reasons := b.ProcessContext.IsDegraded(); isDegraded {
+			w.WriteHeader(503)
+			_ = json.NewEncoder(w).Encode(struct {
+				Warnings []string `json:"warnings"`
+			}{
+				Warnings: reasons,
+			})
+			return
+		}
+		w.WriteHeader(200)
+	})
+}
+
 // SetupAndServeHTTP sets up the HTTP server to serve endpoints registered on
 // ApiMux under /api/ and adds a prometheus handler under /metrics.
 func (b *BaseDendrite) SetupAndServeHTTP(
@@ -463,21 +481,7 @@ func (b *BaseDendrite) SetupAndServeHTTP(
 		internalRouter.Handle("/metrics", httputil.WrapHandlerInBasicAuth(promhttp.Handler(), b.Cfg.Global.Metrics.BasicAuth))
 	}
 
-	b.DendriteAdminMux.HandleFunc("/monitor/up", func(w http.ResponseWriter, r *http.Request) {
-		w.WriteHeader(200)
-	})
-	b.DendriteAdminMux.HandleFunc("/monitor/health", func(w http.ResponseWriter, r *http.Request) {
-		if isDegraded, reasons := b.ProcessContext.IsDegraded(); isDegraded {
-			w.WriteHeader(503)
-			_ = json.NewEncoder(w).Encode(struct {
-				Warnings []string `json:"warnings"`
-			}{
-				Warnings: reasons,
-			})
-			return
-		}
-		w.WriteHeader(200)
-	})
+	b.ConfigureAdminEndpoints()
 
 	var clientHandler http.Handler
 	clientHandler = b.PublicClientAPIMux