From 0c777a88744a5ab36a5d729a8b4ec72650ecad08 Mon Sep 17 00:00:00 2001
From: Joel Wetzell <git@jwetzell.com>
Date: Fri, 16 Jan 2026 18:50:40 -0600
Subject: [PATCH] move router context to run methods

---
 cmd/showbridge/main.go             |  4 ++--
 internal/module/http-client.go     | 19 ++++++++-------
 internal/module/http-server.go     | 20 +++++++++-------
 internal/module/midi-input.go      | 19 ++++++++-------
 internal/module/midi-output.go     | 19 ++++++++-------
 internal/module/module.go          |  4 ++--
 internal/module/mqtt-client.go     | 20 +++++++++-------
 internal/module/nats-client.go     | 21 ++++++++++-------
 internal/module/psn-client.go      | 17 +++++++------
 internal/module/serial-client.go   | 20 +++++++++-------
 internal/module/sip-call-server.go | 19 ++++++++-------
 internal/module/sip-dtmf-server.go | 19 ++++++++-------
 internal/module/tcp-client.go      | 21 +++++++++--------
 internal/module/tcp-server.go      | 22 +++++++++--------
 internal/module/time-interval.go   | 22 +++++++++--------
 internal/module/time-timer.go      | 21 ++++++++++-------
 internal/module/udp-client.go      | 21 +++++++++--------
 internal/module/udp-multicast.go   | 20 +++++++++-------
 internal/module/udp-server.go      | 20 +++++++++-------
 router.go                          | 20 ++++++++--------
 router_test.go                     | 38 +++++++++++++++---------------
 21 files changed, 220 insertions(+), 186 deletions(-)

diff --git a/cmd/showbridge/main.go b/cmd/showbridge/main.go
index 84bdebe..2c726ed 100644
--- a/cmd/showbridge/main.go
+++ b/cmd/showbridge/main.go
@@ -137,7 +137,7 @@ func run(ctx context.Context, c *cli.Command) error {
 
 	commandLogger := slog.Default().With("component", "cmd")
 
-	router, moduleErrors, routeErrors := showbridge.NewRouter(context.Background(), config)
+	router, moduleErrors, routeErrors := showbridge.NewRouter(config)
 
 	for _, moduleError := range moduleErrors {
 		commandLogger.Error("problem initializing module", "index", moduleError.Index, "error", moduleError.Error)
@@ -150,7 +150,7 @@ func run(ctx context.Context, c *cli.Command) error {
 	routerRunner := sync.WaitGroup{}
 
 	routerRunner.Go(func() {
-		router.Run()
+		router.Run(context.Background())
 	})
 
 	<-ctx.Done()
diff --git a/internal/module/http-client.go b/internal/module/http-client.go
index 3df0071..e2ba7b9 100644
--- a/internal/module/http-client.go
+++ b/internal/module/http-client.go
@@ -22,15 +22,9 @@ type HTTPClient struct {
 func init() {
 	RegisterModule(ModuleRegistration{
 		Type: "http.client",
-		New: func(ctx context.Context, config config.ModuleConfig) (Module, error) {
+		New: func(config config.ModuleConfig) (Module, error) {
 
-			router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
-
-			if !ok {
-				return nil, errors.New("http.client unable to get router from context")
-			}
-
-			return &HTTPClient{config: config, ctx: ctx, router: router, logger: CreateLogger(config)}, nil
+			return &HTTPClient{config: config, logger: CreateLogger(config)}, nil
 		},
 	})
 }
@@ -43,7 +37,14 @@ func (hc *HTTPClient) Type() string {
 	return hc.config.Type
 }
 
-func (hc *HTTPClient) Run() error {
+func (hc *HTTPClient) Run(ctx context.Context) error {
+	router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
+
+	if !ok {
+		return errors.New("http.client unable to get router from context")
+	}
+	hc.router = router
+	hc.ctx = ctx
 
 	hc.client = &http.Client{
 		Timeout: 10 * time.Second,
diff --git a/internal/module/http-server.go b/internal/module/http-server.go
index 01ac186..b90a544 100644
--- a/internal/module/http-server.go
+++ b/internal/module/http-server.go
@@ -54,7 +54,7 @@ func (hsrw *HTTPServerResponseWriter) Write(data []byte) (int, error) {
 func init() {
 	RegisterModule(ModuleRegistration{
 		Type: "http.server",
-		New: func(ctx context.Context, config config.ModuleConfig) (Module, error) {
+		New: func(config config.ModuleConfig) (Module, error) {
 			params := config.Params
 			port, ok := params["port"]
 			if !ok {
@@ -67,13 +67,7 @@ func init() {
 				return nil, errors.New("http.server port must be uint16")
 			}
 
-			router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
-
-			if !ok {
-				return nil, errors.New("http.server unable to get router from context")
-			}
-
-			return &HTTPServer{Port: uint16(portNum), config: config, ctx: ctx, router: router, logger: CreateLogger(config)}, nil
+			return &HTTPServer{Port: uint16(portNum), config: config, logger: CreateLogger(config)}, nil
 		},
 	})
 }
@@ -157,7 +151,15 @@ func (hs *HTTPServer) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 	}
 }
 
-func (hs *HTTPServer) Run() error {
+func (hs *HTTPServer) Run(ctx context.Context) error {
+	router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
+
+	if !ok {
+		return errors.New("http.server unable to get router from context")
+	}
+	hs.router = router
+	hs.ctx = ctx
+
 	httpServer := &http.Server{
 		Addr:    fmt.Sprintf(":%d", hs.Port),
 		Handler: hs,
diff --git a/internal/module/midi-input.go b/internal/module/midi-input.go
index ca0f384..f952dc5 100644
--- a/internal/module/midi-input.go
+++ b/internal/module/midi-input.go
@@ -26,7 +26,7 @@ type MIDIInput struct {
 func init() {
 	RegisterModule(ModuleRegistration{
 		Type: "midi.input",
-		New: func(ctx context.Context, config config.ModuleConfig) (Module, error) {
+		New: func(config config.ModuleConfig) (Module, error) {
 			params := config.Params
 			port, ok := params["port"]
 
@@ -40,13 +40,7 @@ func init() {
 				return nil, errors.New("midi.input port must be a string")
 			}
 
-			router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
-
-			if !ok {
-				return nil, errors.New("midi.input unable to get router from context")
-			}
-
-			return &MIDIInput{config: config, Port: portString, ctx: ctx, router: router, logger: CreateLogger(config)}, nil
+			return &MIDIInput{config: config, Port: portString, logger: CreateLogger(config)}, nil
 		},
 	})
 }
@@ -59,8 +53,15 @@ func (mi *MIDIInput) Type() string {
 	return mi.config.Type
 }
 
-func (mi *MIDIInput) Run() error {
+func (mi *MIDIInput) Run(ctx context.Context) error {
 	defer midi.CloseDriver()
+	router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
+
+	if !ok {
+		return errors.New("midi.input unable to get router from context")
+	}
+	mi.router = router
+	mi.ctx = ctx
 
 	in, err := midi.FindInPort(mi.Port)
 	if err != nil {
diff --git a/internal/module/midi-output.go b/internal/module/midi-output.go
index d53ab37..cb1207e 100644
--- a/internal/module/midi-output.go
+++ b/internal/module/midi-output.go
@@ -26,7 +26,7 @@ type MIDIOutput struct {
 func init() {
 	RegisterModule(ModuleRegistration{
 		Type: "midi.output",
-		New: func(ctx context.Context, config config.ModuleConfig) (Module, error) {
+		New: func(config config.ModuleConfig) (Module, error) {
 			params := config.Params
 
 			port, ok := params["port"]
@@ -41,13 +41,7 @@ func init() {
 				return nil, errors.New("midi.output port must be a string")
 			}
 
-			router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
-
-			if !ok {
-				return nil, errors.New("midi.output unable to get router from context")
-			}
-
-			return &MIDIOutput{config: config, Port: portString, ctx: ctx, router: router, logger: CreateLogger(config)}, nil
+			return &MIDIOutput{config: config, Port: portString, logger: CreateLogger(config)}, nil
 		},
 	})
 }
@@ -60,8 +54,15 @@ func (mo *MIDIOutput) Type() string {
 	return mo.config.Type
 }
 
-func (mo *MIDIOutput) Run() error {
+func (mo *MIDIOutput) Run(ctx context.Context) error {
 	defer midi.CloseDriver()
+	router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
+
+	if !ok {
+		return errors.New("midi.output unable to get router from context")
+	}
+	mo.router = router
+	mo.ctx = ctx
 
 	out, err := midi.FindOutPort(mo.Port)
 
diff --git a/internal/module/module.go b/internal/module/module.go
index 8633601..002b34a 100644
--- a/internal/module/module.go
+++ b/internal/module/module.go
@@ -18,13 +18,13 @@ type ModuleError struct {
 type Module interface {
 	Id() string
 	Type() string
-	Run() error
+	Run(context.Context) error
 	Output(context.Context, any) error
 }
 
 type ModuleRegistration struct {
 	Type string `json:"type"`
-	New  func(context.Context, config.ModuleConfig) (Module, error)
+	New  func(config.ModuleConfig) (Module, error)
 }
 
 func RegisterModule(mod ModuleRegistration) {
diff --git a/internal/module/mqtt-client.go b/internal/module/mqtt-client.go
index b6225ec..65953eb 100644
--- a/internal/module/mqtt-client.go
+++ b/internal/module/mqtt-client.go
@@ -24,7 +24,7 @@ type MQTTClient struct {
 func init() {
 	RegisterModule(ModuleRegistration{
 		Type: "mqtt.client",
-		New: func(ctx context.Context, config config.ModuleConfig) (Module, error) {
+		New: func(config config.ModuleConfig) (Module, error) {
 			params := config.Params
 			broker, ok := params["broker"]
 
@@ -62,13 +62,7 @@ func init() {
 				return nil, errors.New("mqtt.client clientId must be string")
 			}
 
-			router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
-
-			if !ok {
-				return nil, errors.New("mqtt.client unable to get router from context")
-			}
-
-			return &MQTTClient{config: config, Broker: brokerString, Topic: topicString, ClientID: clientIdString, ctx: ctx, router: router, logger: CreateLogger(config)}, nil
+			return &MQTTClient{config: config, Broker: brokerString, Topic: topicString, ClientID: clientIdString, logger: CreateLogger(config)}, nil
 		},
 	})
 }
@@ -81,7 +75,15 @@ func (mc *MQTTClient) Type() string {
 	return mc.config.Type
 }
 
-func (mc *MQTTClient) Run() error {
+func (mc *MQTTClient) Run(ctx context.Context) error {
+	router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
+
+	if !ok {
+		return errors.New("mqtt.client unable to get router from context")
+	}
+	mc.router = router
+	mc.ctx = ctx
+
 	opts := mqtt.NewClientOptions()
 	opts.AddBroker(mc.Broker)
 	opts.SetClientID(mc.ClientID)
diff --git a/internal/module/nats-client.go b/internal/module/nats-client.go
index bd5ad5c..b9ee35a 100644
--- a/internal/module/nats-client.go
+++ b/internal/module/nats-client.go
@@ -24,7 +24,7 @@ type NATSClient struct {
 func init() {
 	RegisterModule(ModuleRegistration{
 		Type: "nats.client",
-		New: func(ctx context.Context, config config.ModuleConfig) (Module, error) {
+		New: func(config config.ModuleConfig) (Module, error) {
 			params := config.Params
 			url, ok := params["url"]
 
@@ -50,13 +50,7 @@ func init() {
 				return nil, errors.New("nats.client subject must be string")
 			}
 
-			router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
-
-			if !ok {
-				return nil, errors.New("nats.client unable to get router from context")
-			}
-
-			return &NATSClient{config: config, URL: urlString, Subject: subjectString, ctx: ctx, router: router, logger: CreateLogger(config)}, nil
+			return &NATSClient{config: config, URL: urlString, Subject: subjectString, logger: CreateLogger(config)}, nil
 		},
 	})
 }
@@ -69,7 +63,16 @@ func (nc *NATSClient) Type() string {
 	return nc.config.Type
 }
 
-func (nc *NATSClient) Run() error {
+func (nc *NATSClient) Run(ctx context.Context) error {
+	router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
+
+	if !ok {
+		return errors.New("nats.client unable to get router from context")
+	}
+
+	nc.router = router
+	nc.ctx = ctx
+
 	client, err := nats.Connect(nc.URL, nats.RetryOnFailedConnect(true))
 
 	if err != nil {
diff --git a/internal/module/psn-client.go b/internal/module/psn-client.go
index 0a8beb5..d63733c 100644
--- a/internal/module/psn-client.go
+++ b/internal/module/psn-client.go
@@ -25,13 +25,9 @@ type PSNClient struct {
 func init() {
 	RegisterModule(ModuleRegistration{
 		Type: "psn.client",
-		New: func(ctx context.Context, config config.ModuleConfig) (Module, error) {
-			router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
+		New: func(config config.ModuleConfig) (Module, error) {
 
-			if !ok {
-				return nil, errors.New("psn.client unable to get router from context")
-			}
-			return &PSNClient{config: config, decoder: psn.NewDecoder(), ctx: ctx, router: router, logger: CreateLogger(config)}, nil
+			return &PSNClient{config: config, decoder: psn.NewDecoder(), logger: CreateLogger(config)}, nil
 		},
 	})
 }
@@ -44,7 +40,14 @@ func (pc *PSNClient) Type() string {
 	return pc.config.Type
 }
 
-func (pc *PSNClient) Run() error {
+func (pc *PSNClient) Run(ctx context.Context) error {
+	router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
+
+	if !ok {
+		return errors.New("psn.client unable to get router from context")
+	}
+	pc.router = router
+	pc.ctx = ctx
 
 	addr, err := net.ResolveUDPAddr("udp", "236.10.10.10:56565")
 	if err != nil {
diff --git a/internal/module/serial-client.go b/internal/module/serial-client.go
index a7f049c..83a828d 100644
--- a/internal/module/serial-client.go
+++ b/internal/module/serial-client.go
@@ -29,7 +29,7 @@ type SerialClient struct {
 func init() {
 	RegisterModule(ModuleRegistration{
 		Type: "serial.client",
-		New: func(ctx context.Context, config config.ModuleConfig) (Module, error) {
+		New: func(config config.ModuleConfig) (Module, error) {
 			params := config.Params
 			port, ok := params["port"]
 
@@ -76,13 +76,7 @@ func init() {
 				BaudRate: int(baudRateNum),
 			}
 
-			router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
-
-			if !ok {
-				return nil, errors.New("serial.client unable to get router from context")
-			}
-
-			return &SerialClient{config: config, Port: portString, Framer: framer, Mode: &mode, ctx: ctx, router: router, logger: CreateLogger(config)}, nil
+			return &SerialClient{config: config, Port: portString, Framer: framer, Mode: &mode, logger: CreateLogger(config)}, nil
 		},
 	})
 }
@@ -107,7 +101,15 @@ func (sc *SerialClient) SetupPort() error {
 	return nil
 }
 
-func (sc *SerialClient) Run() error {
+func (sc *SerialClient) Run(ctx context.Context) error {
+	router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
+
+	if !ok {
+		return errors.New("serial.client unable to get router from context")
+	}
+
+	sc.router = router
+	sc.ctx = ctx
 
 	// TODO(jwetzell): shutdown with router.Context properly
 	go func() {
diff --git a/internal/module/sip-call-server.go b/internal/module/sip-call-server.go
index af6dd4c..9786a12 100644
--- a/internal/module/sip-call-server.go
+++ b/internal/module/sip-call-server.go
@@ -45,7 +45,7 @@ type sipCallContextKey string
 func init() {
 	RegisterModule(ModuleRegistration{
 		Type: "sip.call.server",
-		New: func(ctx context.Context, config config.ModuleConfig) (Module, error) {
+		New: func(config config.ModuleConfig) (Module, error) {
 			params := config.Params
 			portNum := 5060
 
@@ -98,12 +98,7 @@ func init() {
 				userAgentString = specificTransportString
 			}
 
-			router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
-
-			if !ok {
-				return nil, errors.New("sip.call.server unable to get router from context")
-			}
-			return &SIPCallServer{config: config, ctx: ctx, router: router, IP: ipString, Port: int(portNum), Transport: transportString, UserAgent: userAgentString, logger: CreateLogger(config)}, nil
+			return &SIPCallServer{config: config, IP: ipString, Port: int(portNum), Transport: transportString, UserAgent: userAgentString, logger: CreateLogger(config)}, nil
 		},
 	})
 }
@@ -116,7 +111,15 @@ func (scs *SIPCallServer) Type() string {
 	return scs.config.Type
 }
 
-func (scs *SIPCallServer) Run() error {
+func (scs *SIPCallServer) Run(ctx context.Context) error {
+	router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
+
+	if !ok {
+		return errors.New("sip.call.server unable to get router from context")
+	}
+	scs.router = router
+	scs.ctx = ctx
+
 	diagoLogger := slog.New(slog.NewJSONHandler(io.Discard, nil))
 
 	ua, _ := sipgo.NewUA(
diff --git a/internal/module/sip-dtmf-server.go b/internal/module/sip-dtmf-server.go
index 3758332..4504e78 100644
--- a/internal/module/sip-dtmf-server.go
+++ b/internal/module/sip-dtmf-server.go
@@ -44,7 +44,7 @@ type SIPDTMFCall struct {
 func init() {
 	RegisterModule(ModuleRegistration{
 		Type: "sip.dtmf.server",
-		New: func(ctx context.Context, config config.ModuleConfig) (Module, error) {
+		New: func(config config.ModuleConfig) (Module, error) {
 			params := config.Params
 			portNum := 5060
 
@@ -100,12 +100,7 @@ func init() {
 			if !strings.ContainsRune("0123456789*#ABCD", rune(separatorString[0])) {
 				return nil, errors.New("sip.dtmf.server separator must be a valid DTMF character")
 			}
-			router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
-
-			if !ok {
-				return nil, errors.New("sip.dtmf.server unable to get router from context")
-			}
-			return &SIPDTMFServer{config: config, ctx: ctx, router: router, IP: ipString, Port: int(portNum), Transport: transportString, Separator: separatorString, logger: CreateLogger(config)}, nil
+			return &SIPDTMFServer{config: config, IP: ipString, Port: int(portNum), Transport: transportString, Separator: separatorString, logger: CreateLogger(config)}, nil
 		},
 	})
 }
@@ -118,7 +113,15 @@ func (sds *SIPDTMFServer) Type() string {
 	return sds.config.Type
 }
 
-func (sds *SIPDTMFServer) Run() error {
+func (sds *SIPDTMFServer) Run(ctx context.Context) error {
+	router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
+
+	if !ok {
+		return errors.New("sip.dtmf.server unable to get router from context")
+	}
+	sds.router = router
+	sds.ctx = ctx
+
 	diagoLogger := slog.New(slog.NewJSONHandler(io.Discard, nil))
 
 	ua, _ := sipgo.NewUA(
diff --git a/internal/module/tcp-client.go b/internal/module/tcp-client.go
index c12a5e1..e762474 100644
--- a/internal/module/tcp-client.go
+++ b/internal/module/tcp-client.go
@@ -26,7 +26,7 @@ type TCPClient struct {
 func init() {
 	RegisterModule(ModuleRegistration{
 		Type: "net.tcp.client",
-		New: func(ctx context.Context, config config.ModuleConfig) (Module, error) {
+		New: func(config config.ModuleConfig) (Module, error) {
 			params := config.Params
 			host, ok := params["host"]
 
@@ -74,14 +74,7 @@ func init() {
 			if framer == nil {
 				return nil, fmt.Errorf("net.tcp.client unknown framing method: %s", framingMethod)
 			}
-
-			router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
-
-			if !ok {
-				return nil, errors.New("net.tcp.client unable to get router from context")
-			}
-
-			return &TCPClient{framer: framer, Addr: addr, config: config, ctx: ctx, router: router, logger: CreateLogger(config)}, nil
+			return &TCPClient{framer: framer, Addr: addr, config: config, logger: CreateLogger(config)}, nil
 		},
 	})
 }
@@ -94,7 +87,15 @@ func (tc *TCPClient) Type() string {
 	return tc.config.Type
 }
 
-func (tc *TCPClient) Run() error {
+func (tc *TCPClient) Run(ctx context.Context) error {
+
+	router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
+
+	if !ok {
+		return errors.New("net.tcp.client unable to get router from context")
+	}
+	tc.router = router
+	tc.ctx = ctx
 
 	// TODO(jwetzell): shutdown with router.Context properly
 	go func() {
diff --git a/internal/module/tcp-server.go b/internal/module/tcp-server.go
index 3419475..43ef7a7 100644
--- a/internal/module/tcp-server.go
+++ b/internal/module/tcp-server.go
@@ -32,7 +32,7 @@ type TCPServer struct {
 func init() {
 	RegisterModule(ModuleRegistration{
 		Type: "net.tcp.server",
-		New: func(ctx context.Context, config config.ModuleConfig) (Module, error) {
+		New: func(config config.ModuleConfig) (Module, error) {
 			params := config.Params
 			port, ok := params["port"]
 			if !ok {
@@ -81,14 +81,7 @@ func init() {
 			if err != nil {
 				return nil, err
 			}
-
-			router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
-
-			if !ok {
-				return nil, errors.New("net.tcp.server unable to get router from context")
-			}
-
-			return &TCPServer{Framer: framer, Addr: addr, config: config, quit: make(chan interface{}), ctx: ctx, router: router, logger: CreateLogger(config)}, nil
+			return &TCPServer{Framer: framer, Addr: addr, config: config, quit: make(chan interface{}), logger: CreateLogger(config)}, nil
 		},
 	})
 }
@@ -166,7 +159,16 @@ ClientRead:
 	}
 }
 
-func (ts *TCPServer) Run() error {
+func (ts *TCPServer) Run(ctx context.Context) error {
+
+	router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
+
+	if !ok {
+		return errors.New("net.tcp.server unable to get router from context")
+	}
+	ts.router = router
+	ts.ctx = ctx
+
 	listener, err := net.ListenTCP("tcp", ts.Addr)
 	if err != nil {
 		return err
diff --git a/internal/module/time-interval.go b/internal/module/time-interval.go
index 11178f7..af5dbfe 100644
--- a/internal/module/time-interval.go
+++ b/internal/module/time-interval.go
@@ -22,7 +22,7 @@ type TimeInterval struct {
 func init() {
 	RegisterModule(ModuleRegistration{
 		Type: "time.interval",
-		New: func(ctx context.Context, config config.ModuleConfig) (Module, error) {
+		New: func(config config.ModuleConfig) (Module, error) {
 			params := config.Params
 
 			duration, ok := params["duration"]
@@ -35,14 +35,7 @@ func init() {
 			if !ok {
 				return nil, errors.New("time.interval duration must be number")
 			}
-
-			router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
-
-			if !ok {
-				return nil, errors.New("time.interval unable to get router from context")
-			}
-
-			return &TimeInterval{Duration: uint32(durationNum), config: config, ctx: ctx, router: router, logger: CreateLogger(config)}, nil
+			return &TimeInterval{Duration: uint32(durationNum), config: config, logger: CreateLogger(config)}, nil
 		},
 	})
 }
@@ -55,7 +48,16 @@ func (i *TimeInterval) Type() string {
 	return i.config.Type
 }
 
-func (i *TimeInterval) Run() error {
+func (i *TimeInterval) Run(ctx context.Context) error {
+
+	router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
+
+	if !ok {
+		return errors.New("time.interval unable to get router from context")
+	}
+	i.router = router
+	i.ctx = ctx
+
 	ticker := time.NewTicker(time.Millisecond * time.Duration(i.Duration))
 	i.ticker = ticker
 	defer ticker.Stop()
diff --git a/internal/module/time-timer.go b/internal/module/time-timer.go
index ea2c2e4..06828f6 100644
--- a/internal/module/time-timer.go
+++ b/internal/module/time-timer.go
@@ -22,7 +22,7 @@ type TimeTimer struct {
 func init() {
 	RegisterModule(ModuleRegistration{
 		Type: "time.timer",
-		New: func(ctx context.Context, config config.ModuleConfig) (Module, error) {
+		New: func(config config.ModuleConfig) (Module, error) {
 			params := config.Params
 
 			duration, ok := params["duration"]
@@ -36,13 +36,7 @@ func init() {
 				return nil, errors.New("time.timer duration must be a number")
 			}
 
-			router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
-
-			if !ok {
-				return nil, errors.New("net.tcp.client unable to get router from context")
-			}
-
-			return &TimeTimer{Duration: uint32(durationNum), config: config, ctx: ctx, router: router, logger: CreateLogger(config)}, nil
+			return &TimeTimer{Duration: uint32(durationNum), config: config, logger: CreateLogger(config)}, nil
 		},
 	})
 }
@@ -55,7 +49,16 @@ func (t *TimeTimer) Type() string {
 	return t.config.Type
 }
 
-func (t *TimeTimer) Run() error {
+func (t *TimeTimer) Run(ctx context.Context) error {
+
+	router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
+
+	if !ok {
+		return errors.New("net.tcp.client unable to get router from context")
+	}
+	t.router = router
+	t.ctx = ctx
+
 	t.timer = time.NewTimer(time.Millisecond * time.Duration(t.Duration))
 	defer t.timer.Stop()
 	for {
diff --git a/internal/module/udp-client.go b/internal/module/udp-client.go
index 341e2a8..b3b2511 100644
--- a/internal/module/udp-client.go
+++ b/internal/module/udp-client.go
@@ -24,7 +24,7 @@ type UDPClient struct {
 func init() {
 	RegisterModule(ModuleRegistration{
 		Type: "net.udp.client",
-		New: func(ctx context.Context, config config.ModuleConfig) (Module, error) {
+		New: func(config config.ModuleConfig) (Module, error) {
 			params := config.Params
 			host, ok := params["host"]
 
@@ -53,14 +53,7 @@ func init() {
 			if err != nil {
 				return nil, err
 			}
-
-			router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
-
-			if !ok {
-				return nil, errors.New("net.udp.client unable to get router from context")
-			}
-
-			return &UDPClient{Addr: addr, config: config, ctx: ctx, router: router, logger: CreateLogger(config)}, nil
+			return &UDPClient{Addr: addr, config: config, logger: CreateLogger(config)}, nil
 		},
 	})
 }
@@ -79,7 +72,15 @@ func (uc *UDPClient) SetupConn() error {
 	return err
 }
 
-func (uc *UDPClient) Run() error {
+func (uc *UDPClient) Run(ctx context.Context) error {
+
+	router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
+
+	if !ok {
+		return errors.New("net.udp.client unable to get router from context")
+	}
+	uc.router = router
+	uc.ctx = ctx
 
 	err := uc.SetupConn()
 	if err != nil {
diff --git a/internal/module/udp-multicast.go b/internal/module/udp-multicast.go
index 3840056..92c6d8b 100644
--- a/internal/module/udp-multicast.go
+++ b/internal/module/udp-multicast.go
@@ -24,7 +24,7 @@ type UDPMulticast struct {
 func init() {
 	RegisterModule(ModuleRegistration{
 		Type: "net.udp.multicast",
-		New: func(ctx context.Context, config config.ModuleConfig) (Module, error) {
+		New: func(config config.ModuleConfig) (Module, error) {
 			params := config.Params
 			ip, ok := params["ip"]
 
@@ -53,13 +53,7 @@ func init() {
 			if err != nil {
 				return nil, err
 			}
-
-			router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
-
-			if !ok {
-				return nil, errors.New("net.udp.multicast unable to get router from context")
-			}
-			return &UDPMulticast{config: config, Addr: addr, ctx: ctx, router: router, logger: CreateLogger(config)}, nil
+			return &UDPMulticast{config: config, Addr: addr, logger: CreateLogger(config)}, nil
 		},
 	})
 }
@@ -72,7 +66,15 @@ func (um *UDPMulticast) Type() string {
 	return um.config.Type
 }
 
-func (um *UDPMulticast) Run() error {
+func (um *UDPMulticast) Run(ctx context.Context) error {
+
+	router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
+
+	if !ok {
+		return errors.New("net.udp.multicast unable to get router from context")
+	}
+	um.router = router
+	um.ctx = ctx
 
 	client, err := net.ListenMulticastUDP("udp", nil, um.Addr)
 	if err != nil {
diff --git a/internal/module/udp-server.go b/internal/module/udp-server.go
index f551605..c749153 100644
--- a/internal/module/udp-server.go
+++ b/internal/module/udp-server.go
@@ -25,7 +25,7 @@ type UDPServer struct {
 func init() {
 	RegisterModule(ModuleRegistration{
 		Type: "net.udp.server",
-		New: func(ctx context.Context, config config.ModuleConfig) (Module, error) {
+		New: func(config config.ModuleConfig) (Module, error) {
 			params := config.Params
 			port, ok := params["port"]
 			if !ok {
@@ -67,13 +67,7 @@ func init() {
 				}
 				bufferSizeNum = int(bufferSizeFloat)
 			}
-
-			router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
-
-			if !ok {
-				return nil, errors.New("net.udp.server unable to get router from context")
-			}
-			return &UDPServer{Addr: addr, BufferSize: bufferSizeNum, config: config, ctx: ctx, router: router, logger: CreateLogger(config)}, nil
+			return &UDPServer{Addr: addr, BufferSize: bufferSizeNum, config: config, logger: CreateLogger(config)}, nil
 		},
 	})
 }
@@ -86,7 +80,15 @@ func (us *UDPServer) Type() string {
 	return us.config.Id
 }
 
-func (us *UDPServer) Run() error {
+func (us *UDPServer) Run(ctx context.Context) error {
+
+	router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
+
+	if !ok {
+		return errors.New("net.udp.server unable to get router from context")
+	}
+	us.router = router
+	us.ctx = ctx
 
 	listener, err := net.ListenUDP("udp", us.Addr)
 	if err != nil {
diff --git a/router.go b/router.go
index 574cd7a..4dbd5ea 100644
--- a/router.go
+++ b/router.go
@@ -20,19 +20,14 @@ type Router struct {
 	logger          *slog.Logger
 }
 
-func NewRouter(ctx context.Context, config config.Config) (*Router, []module.ModuleError, []route.RouteError) {
-
-	routerContext, cancel := context.WithCancel(ctx)
+func NewRouter(config config.Config) (*Router, []module.ModuleError, []route.RouteError) {
 
 	router := Router{
-		contextCancel:   cancel,
 		ModuleInstances: []module.Module{},
 		RouteInstances:  []route.Route{},
 		logger:          slog.Default().With("component", "router"),
 	}
 
-	router.Context = context.WithValue(routerContext, route.RouterContextKey, &router)
-
 	router.logger.Debug("creating")
 
 	var moduleErrors []module.ModuleError
@@ -69,7 +64,7 @@ func NewRouter(ctx context.Context, config config.Config) (*Router, []module.Mod
 		}
 
 		if !moduleInstanceExists {
-			moduleInstance, err := moduleInfo.New(router.Context, moduleDecl)
+			moduleInstance, err := moduleInfo.New(moduleDecl)
 			if err != nil {
 				if moduleErrors == nil {
 					moduleErrors = []module.ModuleError{}
@@ -107,11 +102,16 @@ func NewRouter(ctx context.Context, config config.Config) (*Router, []module.Mod
 	return &router, moduleErrors, routeErrors
 }
 
-func (r *Router) Run() {
+func (r *Router) Run(ctx context.Context) {
 	r.logger.Info("running")
+	routerContext, cancel := context.WithCancel(ctx)
+	r.Context = routerContext
+	r.contextCancel = cancel
+	contextWithRouter := context.WithValue(routerContext, route.RouterContextKey, r)
+
 	for _, moduleInstance := range r.ModuleInstances {
 		r.moduleWait.Go(func() {
-			err := moduleInstance.Run()
+			err := moduleInstance.Run(contextWithRouter)
 			if err != nil {
 				r.logger.Error("error encountered running module", "error", err)
 			}
@@ -124,7 +124,7 @@ func (r *Router) Run() {
 }
 
 func (r *Router) Stop() {
-	r.logger.Debug("stopping")
+	r.logger.Info("stopping")
 	r.contextCancel()
 }
 
diff --git a/router_test.go b/router_test.go
index ecca63d..7125c6b 100644
--- a/router_test.go
+++ b/router_test.go
@@ -2,11 +2,11 @@ package showbridge_test
 
 import (
 	"context"
-	"errors"
 	"fmt"
 	"log/slog"
 	"sync"
 	"testing"
+	"time"
 
 	"github.com/jwetzell/showbridge-go"
 	"github.com/jwetzell/showbridge-go/internal/config"
@@ -31,7 +31,8 @@ func (m *MockModule) Output(context.Context, any) error {
 	return nil
 }
 
-func (m *MockModule) Run() error {
+func (m *MockModule) Run(ctx context.Context) error {
+	m.ctx = ctx
 	<-m.ctx.Done()
 	return nil
 }
@@ -43,15 +44,9 @@ func (m *MockModule) Type() string {
 func init() {
 	module.RegisterModule(module.ModuleRegistration{
 		Type: "mock.counter",
-		New: func(ctx context.Context, config config.ModuleConfig) (module.Module, error) {
+		New: func(config config.ModuleConfig) (module.Module, error) {
 
-			router, ok := ctx.Value(route.RouterContextKey).(route.RouteIO)
-
-			if !ok {
-				return nil, errors.New("mock.counter unable to get router from context")
-			}
-
-			return &MockModule{config: config, ctx: ctx, router: router, logger: slog.Default()}, nil
+			return &MockModule{config: config, logger: slog.Default()}, nil
 		},
 	})
 }
@@ -66,7 +61,7 @@ func TestNewRouter(t *testing.T) {
 		},
 	}
 
-	_, moduleErrors, routeErrors := showbridge.NewRouter(t.Context(), routerConfig)
+	_, moduleErrors, routeErrors := showbridge.NewRouter(routerConfig)
 
 	if moduleErrors != nil {
 		t.Fatalf("router should not have returned any module errors: %v", moduleErrors)
@@ -87,7 +82,7 @@ func TestNewRouterUnknownModuleType(t *testing.T) {
 		},
 	}
 
-	_, moduleErrors, _ := showbridge.NewRouter(t.Context(), routerConfig)
+	_, moduleErrors, _ := showbridge.NewRouter(routerConfig)
 
 	if moduleErrors == nil {
 		t.Fatalf("router should have returned 'unknown module' module errors")
@@ -108,7 +103,7 @@ func TestNewRouterDuplicateModuleId(t *testing.T) {
 		},
 	}
 
-	_, moduleErrors, _ := showbridge.NewRouter(t.Context(), routerConfig)
+	_, moduleErrors, _ := showbridge.NewRouter(routerConfig)
 
 	if moduleErrors == nil {
 		t.Fatalf("router should have returned 'duplicate id' module error")
@@ -131,7 +126,7 @@ func TestRouterInputSingleRoute(t *testing.T) {
 		},
 	}
 
-	router, moduleErrors, routeErrors := showbridge.NewRouter(t.Context(), routerConfig)
+	router, moduleErrors, routeErrors := showbridge.NewRouter(routerConfig)
 
 	if moduleErrors != nil {
 		t.Fatalf("router should not have returned any module errors: %v", moduleErrors)
@@ -144,9 +139,11 @@ func TestRouterInputSingleRoute(t *testing.T) {
 	routerRunner := sync.WaitGroup{}
 
 	routerRunner.Go(func() {
-		router.Run()
+		router.Run(t.Context())
 	})
 
+	time.Sleep(time.Second * 1)
+
 	defer router.Stop()
 
 	mockModuleInputCount := 3
@@ -200,7 +197,7 @@ func TestRouterInputMultipleRoutes(t *testing.T) {
 		},
 	}
 
-	router, moduleErrors, routeErrors := showbridge.NewRouter(t.Context(), routerConfig)
+	router, moduleErrors, routeErrors := showbridge.NewRouter(routerConfig)
 
 	if moduleErrors != nil {
 		t.Fatalf("router should not have returned any module errors: %v", moduleErrors)
@@ -213,8 +210,9 @@ func TestRouterInputMultipleRoutes(t *testing.T) {
 	routerRunner := sync.WaitGroup{}
 
 	routerRunner.Go(func() {
-		router.Run()
+		router.Run(t.Context())
 	})
+	time.Sleep(time.Second * 1)
 
 	defer router.Stop()
 
@@ -270,7 +268,7 @@ func TestRouterInputMultipleModules(t *testing.T) {
 		},
 	}
 
-	router, moduleErrors, routeErrors := showbridge.NewRouter(t.Context(), routerConfig)
+	router, moduleErrors, routeErrors := showbridge.NewRouter(routerConfig)
 
 	if moduleErrors != nil {
 		t.Fatalf("router should not have returned any module errors: %v", moduleErrors)
@@ -283,9 +281,11 @@ func TestRouterInputMultipleModules(t *testing.T) {
 	routerRunner := sync.WaitGroup{}
 
 	routerRunner.Go(func() {
-		router.Run()
+		router.Run(t.Context())
 	})
 
+	time.Sleep(time.Second * 1)
+
 	defer router.Stop()
 
 	mock1ModuleInputCount := 3