move docker building to main release workflow

add docker image

.dockerignore

@@ -0,0 +1,5 @@
+Dockerfile
+.github
+.vscode
+README.md
+LICENSE

.github/FUNDING.yml

@@ -0,0 +1,2 @@
+# These are supported funding model platforms
+github: [jwetzell]

.github/labeler.yml

@@ -1,10 +1,22 @@
-framing:
+config:
   - changed-files:
-      - any-glob-to-any-file: 'internal/framing/**'
+      - any-glob-to-any-file: 'internal/config/**'
 
-processing:
+framer:
   - changed-files:
-      - any-glob-to-any-file: 'internal/processing/**'
+      - any-glob-to-any-file: 'internal/framer/**'
+
+module:
+  - changed-files:
+      - any-glob-to-any-file: 'internal/module/**'
+
+processor:
+  - changed-files:
+      - any-glob-to-any-file: 'internal/processor/**'
+
+route:
+  - changed-files:
+      - any-glob-to-any-file: 'internal/route/**'
 
 cli:
   - changed-files:

.github/release.yml

@@ -5,12 +5,21 @@ changelog:
     labels:
       - dependencies
   categories:
-    - title: Framing 🖼️
+    - title: Config ⚙️
       labels:
-        - framing
-    - title: Processing 🏭
+        - config
+    - title: Framer 🖼️
       labels:
-        - processing
+        - framer
+    - title: Module 📦
+      labels:
+        - module
+    - title: Processor 🏭
+      labels:
+        - processor
+    - title: Route 🛣️
+      labels:
+        - route
     - title: CLI ⌨️
       labels:
         - cmd

.github/workflows/release-showbridge.yaml

@@ -3,7 +3,7 @@ name: showbridge release
 on:
   push:
     tags:
-      - "*"
+      - "v*"
 
 permissions:
   contents: write
@@ -17,7 +17,7 @@ jobs:
         with:
           fetch-depth: 0
       - name: setup go
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@v6
         with:
           go-version-file: 'go.mod'
       - name: release
@@ -29,3 +29,40 @@ jobs:
           args: release --clean
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+  docker:
+    runs-on: ubuntu-latest
+    needs: goreleaser
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@c7c53464625b32c7a7e944ae62b3e17d2b600130 # v3.7.0
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@e468171a9de216ec08956ac3ada2f0791b6bd435 # v3.11.1
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@5e57cd118135c172c3672efd75eb46360885c0ef # v3.6.0
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Setup Docker metadata
+        id: meta
+        uses: docker/metadata-action@c299e40c65443455700f0fdfc63efafe5b349051 # v5.10.0
+        with:
+          images: |
+            jwetzell/showbridge
+
+      - name: Build and push
+        uses: docker/build-push-action@263435318d21b8e681c14492fe198d362a7d2c83 # v6.18.0
+        with:
+          push: true
+          context: ./
+          file: ./Dockerfile
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+          platforms: linux/amd64,linux/arm64,linux/arm/v7

.vscode/launch.json

@@ -0,0 +1,18 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+
+        {
+            "name": "Launch showbridge",
+            "type": "go",
+            "request": "launch",
+            "mode": "auto",
+            "program": "cmd/showbridge",
+            "args": ["--debug"],
+            "cwd": "./"
+        }
+    ]
+}

Dockerfile

@@ -0,0 +1,15 @@
+ARG GO_VERSION=1.25.5
+FROM golang:${GO_VERSION}-alpine AS build
+RUN apk --no-cache add ca-certificates tzdata
+WORKDIR /build
+COPY go.mod go.sum ./
+RUN go mod download
+COPY . .
+RUN CGO_ENABLED=0 GOOS=linux go build ./cmd/showbridge
+
+FROM scratch
+WORKDIR /app
+COPY --from=build /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
+COPY --from=build /usr/share/zoneinfo /usr/share/zoneinfo
+COPY --from=build /build/showbridge /app/showbridge
+ENTRYPOINT [ "/app/showbridge" ]

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2025 Joel Wetzell
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

@@ -0,0 +1,34 @@
+<div align="center">
+
+  # showbridge (go edition)
+
+Simple protocol router _/s_
+
+</div>
+
+### Supported Protocols
+- HTTP
+  - client
+  - server
+- UDP
+  - client
+  - server
+- TCP
+  - client
+  - server
+- [MQTT](https://mqtt.org/)
+  - client
+- [NATS](https://nats.io/)
+  - client
+- [PosiStageNet](https://posistage.net/)
+  - client
+- MIDI (not included in pre-built binaries yet)
+  - input
+  - output
+- [SIP](https://en.wikipedia.org/wiki/Session_Initiation_Protocol)
+  - call server
+  - [DTMF](https://en.wikipedia.org/wiki/Dual-tone_multi-frequency_signaling) server
+
+
+  
+  

cmd/showbridge/.goreleaser.yaml

@@ -14,6 +14,8 @@ builds:
     goarch:
       - "amd64"
       - "arm64"
+    ldflags:
+      - '-s -w -X main.version={{.RawVersion}}-{{.ShortCommit}}'
 
 archives:
   - formats: [tar.gz]

cmd/showbridge/main.go

@@ -2,42 +2,84 @@ package main
 
 import (
 	"context"
-	"fmt"
+	"errors"
 	"log/slog"
 	"os"
 	"os/signal"
 
 	"github.com/jwetzell/showbridge-go"
+	"github.com/jwetzell/showbridge-go/internal/config"
 	"github.com/urfave/cli/v3"
 	"sigs.k8s.io/yaml"
 )
 
+var (
+	version = "dev"
+)
+
 func main() {
 	cmd := &cli.Command{
 		Name:    "showbridge",
+		Usage:   "Simple protocol router /s",
+		Version: version,
 		Flags: []cli.Flag{
 			&cli.StringFlag{
 				Name:  "config",
 				Value: "./config.yaml",
+				Usage: "path to config file",
+			},
+			&cli.BoolFlag{
+				Name:  "debug",
+				Value: false,
+				Usage: "set log level to DEBUG",
+			},
+			&cli.BoolFlag{
+				Name:  "json",
+				Value: false,
+				Usage: "log using JSON",
 			},
 		},
 		Action: func(ctx context.Context, c *cli.Command) error {
 			configPath := c.String("config")
 			if configPath == "" {
-				return fmt.Errorf("config value cannot be empty")
+				return errors.New("config value cannot be empty")
 			}
 
 			config, err := readConfig(configPath)
 			if err != nil {
 				return err
 			}
+
+			logLevel := slog.LevelInfo
+
+			if c.Bool("debug") {
+				logLevel = slog.LevelDebug
+			}
+
+			logHandlerOptions := &slog.HandlerOptions{
+				Level: logLevel,
+			}
+
+			logOutput := os.Stderr
+
+			var logHandler slog.Handler = slog.NewTextHandler(logOutput, logHandlerOptions)
+
+			if c.Bool("json") {
+				logHandler = slog.NewJSONHandler(logOutput, logHandlerOptions)
+			}
+
+			logger := slog.New(logHandler)
+
+			slog.SetDefault(logger)
+
 			router, moduleErrors, routeErrors := showbridge.NewRouter(ctx, config)
+
 			for _, moduleError := range moduleErrors {
-				slog.Error("problem initializing module", "index", moduleError.Index, "error", moduleError.Error)
+				logger.Error("problem initializing module", "index", moduleError.Index, "error", moduleError.Error)
 			}
 
 			for _, routeError := range routeErrors {
-				slog.Error("problem initializing route", "index", routeError.Index, "error", routeError.Error)
+				logger.Error("problem initializing route", "index", routeError.Index, "error", routeError.Error)
 			}
 			router.Run()
 			return nil
@@ -54,19 +96,19 @@ func main() {
 
 }
 
-func readConfig(configPath string) (showbridge.Config, error) {
+func readConfig(configPath string) (config.Config, error) {
+	cfg := config.Config{}
+
 	configBytes, err := os.ReadFile(configPath)
 
 	if err != nil {
-		return showbridge.Config{}, err
+		return config.Config{}, err
 	}
 
-	config := showbridge.Config{}
-
-	err = yaml.Unmarshal(configBytes, &config)
+	err = yaml.Unmarshal(configBytes, &cfg)
 	if err != nil {
-		return showbridge.Config{}, err
+		return config.Config{}, err
 	}
 
-	return config, nil
+	return cfg, nil
 }

config.go

@@ -1,6 +0,0 @@
-package showbridge
-
-type Config struct {
-	Modules []ModuleConfig `json:"modules"`
-	Routes  []RouteConfig  `json:"routes"`
-}

config.yaml

@@ -1,6 +1,6 @@
 modules:
   - id: http
-    type: net.http.server
+    type: http.server
     params:
       port: 3000
   - id: udp

go.mod

@@ -4,28 +4,50 @@ go 1.25.3
 
 require (
 	github.com/eclipse/paho.mqtt.golang v1.5.1
-	github.com/expr-lang/expr v1.17.6
+	github.com/emiago/diago v0.23.1-0.20251211215055-e1d875617111
+	github.com/emiago/sipgo v1.0.1
+	github.com/expr-lang/expr v1.17.7
 	github.com/jwetzell/free-d-go v0.1.0
 	github.com/jwetzell/osc-go v0.1.0
-	github.com/jwetzell/psn-go v0.2.1
+	github.com/jwetzell/psn-go v0.3.0
+	github.com/nats-io/nats.go v1.48.0
 	github.com/urfave/cli/v3 v3.6.1
-	gitlab.com/gomidi/midi/v2 v2.3.16
+	gitlab.com/gomidi/midi/v2 v2.3.18
+	go.bug.st/serial v1.6.4
 	modernc.org/quickjs v0.17.0
 	sigs.k8s.io/yaml v1.6.0
 )
 
 require (
+	github.com/creack/goselect v0.1.2 // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect
+	github.com/go-audio/riff v1.0.0 // indirect
+	github.com/gobwas/httphead v0.1.0 // indirect
+	github.com/gobwas/pool v0.2.1 // indirect
+	github.com/gobwas/ws v1.4.0 // indirect
 	github.com/google/uuid v1.6.0 // indirect
 	github.com/gorilla/websocket v1.5.3 // indirect
+	github.com/icholy/digest v1.1.0 // indirect
+	github.com/klauspost/compress v1.18.0 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
+	github.com/nats-io/nkeys v0.4.11 // indirect
+	github.com/nats-io/nuid v1.0.1 // indirect
 	github.com/ncruces/go-strftime v0.1.9 // indirect
+	github.com/pion/logging v0.2.4 // indirect
+	github.com/pion/randutil v0.1.0 // indirect
+	github.com/pion/rtcp v1.2.16 // indirect
+	github.com/pion/rtp v1.8.26 // indirect
+	github.com/pion/srtp/v3 v3.0.9 // indirect
+	github.com/pion/transport/v3 v3.1.1 // indirect
 	github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect
+	github.com/zaf/g711 v1.4.0 // indirect
 	go.yaml.in/yaml/v2 v2.4.2 // indirect
+	golang.org/x/crypto v0.42.0 // indirect
 	golang.org/x/exp v0.0.0-20250620022241-b7579e27df2b // indirect
 	golang.org/x/net v0.44.0 // indirect
-	golang.org/x/sync v0.17.0 // indirect
-	golang.org/x/sys v0.36.0 // indirect
+	golang.org/x/sync v0.19.0 // indirect
+	golang.org/x/sys v0.39.0 // indirect
+	gopkg.in/hraban/opus.v2 v2.0.0-20230925203106-0188a62cb302 // indirect
 	modernc.org/libc v1.66.10 // indirect
 	modernc.org/libquickjs v0.12.2 // indirect
 	modernc.org/mathutil v1.7.1 // indirect

go.sum

@@ -1,60 +1,113 @@
+github.com/creack/goselect v0.1.2 h1:2DNy14+JPjRBgPzAd1thbQp4BSIihxcBf0IXhQXDRa0=
+github.com/creack/goselect v0.1.2/go.mod h1:a/NhLweNvqIYMuxcMOuWY516Cimucms3DglDzQP3hKY=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
 github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
 github.com/eclipse/paho.mqtt.golang v1.5.1 h1:/VSOv3oDLlpqR2Epjn1Q7b2bSTplJIeV2ISgCl2W7nE=
 github.com/eclipse/paho.mqtt.golang v1.5.1/go.mod h1:1/yJCneuyOoCOzKSsOTUc0AJfpsItBGWvYpBLimhArU=
-github.com/expr-lang/expr v1.17.6 h1:1h6i8ONk9cexhDmowO/A64VPxHScu7qfSl2k8OlINec=
-github.com/expr-lang/expr v1.17.6/go.mod h1:8/vRC7+7HBzESEqt5kKpYXxrxkr31SaO8r40VO/1IT4=
-github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
-github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
+github.com/emiago/diago v0.23.1-0.20251211215055-e1d875617111 h1:jqhOZbH40pf2jiUhGaBNk334wOtNYvAaXg/mHOXhy/Y=
+github.com/emiago/diago v0.23.1-0.20251211215055-e1d875617111/go.mod h1:3vLCCq8/G/Ei5I64IHtrmBTag+nPLcgXcKeN1KkLtuc=
+github.com/emiago/sipgo v1.0.1 h1:8eCZ6L/VX3isyByyv1RrBoQ5GyBoRXBHkNMYjwacRfk=
+github.com/emiago/sipgo v1.0.1/go.mod h1:DuwAxBZhKMqIzQFPGZb1MVAGU6Wuxj64oTOhd5dx/FY=
+github.com/expr-lang/expr v1.17.7 h1:Q0xY/e/2aCIp8g9s/LGvMDCC5PxYlvHgDZRQ4y16JX8=
+github.com/expr-lang/expr v1.17.7/go.mod h1:8/vRC7+7HBzESEqt5kKpYXxrxkr31SaO8r40VO/1IT4=
+github.com/go-audio/riff v1.0.0 h1:d8iCGbDvox9BfLagY94fBynxSPHO80LmZCaOsmKxokA=
+github.com/go-audio/riff v1.0.0/go.mod h1:l3cQwc85y79NQFCRB7TiPoNiaijp6q8Z0Uv38rVG498=
+github.com/gobwas/httphead v0.1.0 h1:exrUm0f4YX0L7EBwZHuCF4GDp8aJfVeBrlLQrs6NqWU=
+github.com/gobwas/httphead v0.1.0/go.mod h1:O/RXo79gxV8G+RqlR/otEwx4Q36zl9rqC5u12GKvMCM=
+github.com/gobwas/pool v0.2.1 h1:xfeeEhW7pwmX8nuLVlqbzVc7udMDrwetjEv+TZIz1og=
+github.com/gobwas/pool v0.2.1/go.mod h1:q8bcK0KcYlCgd9e7WYLm9LpyS+YeLd8JVDW6WezmKEw=
+github.com/gobwas/ws v1.4.0 h1:CTaoG1tojrh4ucGPcoJFiAQUAsEWekEWvLy7GsVNqGs=
+github.com/gobwas/ws v1.4.0/go.mod h1:G3gNqMNtPppf5XUz7O4shetPpcZ1VJ7zt18dlUeakrc=
+github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
+github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/gorilla/websocket v1.5.3 h1:saDtZ6Pbx/0u+bgYQ3q96pZgCzfhKXGPqt7kZ72aNNg=
 github.com/gorilla/websocket v1.5.3/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
 github.com/hashicorp/golang-lru/v2 v2.0.7 h1:a+bsQ5rvGLjzHuww6tVxozPZFVghXaHOwFs4luLUK2k=
 github.com/hashicorp/golang-lru/v2 v2.0.7/go.mod h1:QeFd9opnmA6QUJc5vARoKUSoFhyfM2/ZepoAG6RGpeM=
+github.com/icholy/digest v1.1.0 h1:HfGg9Irj7i+IX1o1QAmPfIBNu/Q5A5Tu3n/MED9k9H4=
+github.com/icholy/digest v1.1.0/go.mod h1:QNrsSGQ5v7v9cReDI0+eyjsXGUoRSUZQHeQ5C4XLa0Y=
 github.com/jwetzell/free-d-go v0.1.0 h1:xHt6dvyit98X+OC3jVzV0aLidxbyzi3vI9QiYkteEtA=
 github.com/jwetzell/free-d-go v0.1.0/go.mod h1:KmrkooRARRaxJTBSPvwt/6IMAIaHH1R8bSA8cwbbELw=
 github.com/jwetzell/osc-go v0.1.0 h1:EXxup5VWBErHot2Ri4MFToPf6KCzLDTbCt2x6GLfw8I=
 github.com/jwetzell/osc-go v0.1.0/go.mod h1:xLz0jTwebSxtx1TkKN1YVdeRqvpFNweDhTut5TE393A=
-github.com/jwetzell/psn-go v0.2.1 h1:pNG6XNfVRTb4qctH6pJjRJ1ReYGnGgNRA4H7tNbmzRU=
-github.com/jwetzell/psn-go v0.2.1/go.mod h1:bcEAeti4sQM375buujb3mIfmUstD4Aby18gq3ENb6+o=
+github.com/jwetzell/psn-go v0.3.0 h1:WVpCEmExYE8a+I5hQak5jNJJp2x35VdGX/VuMUKPmhY=
+github.com/jwetzell/psn-go v0.3.0/go.mod h1:bcEAeti4sQM375buujb3mIfmUstD4Aby18gq3ENb6+o=
+github.com/klauspost/compress v1.18.0 h1:c/Cqfb0r+Yi+JtIEq73FWXVkRonBlf0CRNYc8Zttxdo=
+github.com/klauspost/compress v1.18.0/go.mod h1:2Pp+KzxcywXVXMr50+X0Q/Lsb43OQHYWRCY2AiWywWQ=
+github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
+github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
+github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
+github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
 github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
 github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
+github.com/nats-io/nats.go v1.48.0 h1:pSFyXApG+yWU/TgbKCjmm5K4wrHu86231/w84qRVR+U=
+github.com/nats-io/nats.go v1.48.0/go.mod h1:iRWIPokVIFbVijxuMQq4y9ttaBTMe0SFdlZfMDd+33g=
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-gitlab.com/gomidi/midi/v2 v2.3.16 h1:yufWSENyjnJ4LFQa9BerzUm4E4aLfTyzw5nmnCteO0c=
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http-client.go

@@ -1,72 +0,0 @@
-package showbridge
-
-import (
-	"fmt"
-	"log/slog"
-	"net/http"
-	"time"
-)
-
-type HTTPClient struct {
-	config ModuleConfig
-	router *Router
-	client *http.Client
-}
-
-func init() {
-	RegisterModule(ModuleRegistration{
-		Type: "net.http.client",
-		New: func(config ModuleConfig) (Module, error) {
-
-			return &HTTPClient{config: config}, nil
-		},
-	})
-}
-
-func (hc *HTTPClient) Id() string {
-	return hc.config.Id
-}
-
-func (hc *HTTPClient) Type() string {
-	return hc.config.Type
-}
-
-func (hc *HTTPClient) RegisterRouter(router *Router) {
-	hc.router = router
-}
-
-func (hc *HTTPClient) Run() error {
-
-	hc.client = &http.Client{
-		Timeout: 10 * time.Second,
-	}
-
-	<-hc.router.Context.Done()
-	slog.Debug("router context done in module", "id", hc.config.Id)
-	return nil
-}
-
-func (hc *HTTPClient) Output(payload any) error {
-
-	payloadRequest, ok := payload.(*http.Request)
-
-	if !ok {
-		return fmt.Errorf("net.http.client is only able to output an http.Request")
-	}
-
-	if hc.client == nil {
-		return fmt.Errorf("net.http.client client is nil")
-	}
-
-	response, err := hc.client.Do(payloadRequest)
-
-	if err != nil {
-		return err
-	}
-
-	if hc.router != nil {
-		hc.router.HandleInput(hc.config.Id, response)
-	}
-
-	return nil
-}

internal/config/config.go

@@ -0,0 +1,23 @@
+package config
+
+type Config struct {
+	Modules []ModuleConfig `json:"modules"`
+	Routes  []RouteConfig  `json:"routes"`
+}
+
+type ModuleConfig struct {
+	Id     string         `json:"id"`
+	Type   string         `json:"type"`
+	Params map[string]any `json:"params"`
+}
+
+type RouteConfig struct {
+	Input      string            `json:"input"`
+	Processors []ProcessorConfig `json:"processors"`
+	Output     string            `json:"output"`
+}
+
+type ProcessorConfig struct {
+	Type   string         `json:"type"`
+	Params map[string]any `json:"params"`
+}

internal/framer/framer.go

@@ -0,0 +1,29 @@
+package framer
+
+import (
+	"fmt"
+)
+
+type Framer interface {
+	Decode([]byte) [][]byte
+	Encode([]byte) []byte
+	Clear()
+	Buffer() []byte
+}
+
+func GetFramer(framingType string) (Framer, error) {
+	switch framingType {
+	case "CR":
+		return NewByteSeparatorFramer([]byte{'\r'}), nil
+	case "LF":
+		return NewByteSeparatorFramer([]byte{'\n'}), nil
+	case "CRLF":
+		return NewByteSeparatorFramer([]byte{'\r', '\n'}), nil
+	case "SLIP":
+		return NewSlipFramer(), nil
+	case "RAW":
+		return NewRawFramer(), nil
+	default:
+		return nil, fmt.Errorf("unknown framing method: %s", framingType)
+	}
+}

internal/framer/raw.go

@@ -0,0 +1,23 @@
+package framer
+
+type RawFramer struct{}
+
+func NewRawFramer() *RawFramer {
+	return &RawFramer{}
+}
+
+func (rf *RawFramer) Decode(data []byte) [][]byte {
+	return [][]byte{data}
+}
+
+func (rf *RawFramer) Encode(data []byte) []byte {
+	return data
+}
+
+func (rf *RawFramer) Clear() {
+	// NOTE(jwetzell): no internal state to clear
+}
+
+func (rf *RawFramer) Buffer() []byte {
+	return []byte{}
+}

internal/framer/separator.go

@@ -1,4 +1,4 @@
-package framing
+package framer
 
 import (
 	"bytes"
@@ -35,3 +35,7 @@ func (bsf *ByteSeparatorFramer) Encode(data []byte) []byte {
 func (bsf *ByteSeparatorFramer) Clear() {
 	bsf.buffer = []byte{}
 }
+
+func (bsf *ByteSeparatorFramer) Buffer() []byte {
+	return bsf.buffer
+}

internal/framer/separator_test.go

@@ -0,0 +1,69 @@
+package framer_test
+
+import (
+	"slices"
+	"testing"
+
+	"github.com/jwetzell/showbridge-go/internal/framer"
+)
+
+func TestGoodSeparatorFramer(t *testing.T) {
+	tests := []struct {
+		name     string
+		framer   framer.Framer
+		input    []byte
+		expected [][]byte
+		buffer   []byte
+	}{
+		{
+			name:   "new line separator",
+			framer: framer.NewByteSeparatorFramer([]byte{0x0a}),
+			input:  []byte("Hello\nWorld\nThis is a test\n"),
+			expected: [][]byte{
+				[]byte("Hello"),
+				[]byte("World"),
+				[]byte("This is a test"),
+			},
+			buffer: []byte{},
+		},
+		{
+			name:   "CRLF separator",
+			framer: framer.NewByteSeparatorFramer([]byte{0x0d, 0x0a}),
+			input:  []byte("Hello\r\nWorld\r\nThis is a test\r\n"),
+			expected: [][]byte{
+				[]byte("Hello"),
+				[]byte("World"),
+				[]byte("This is a test"),
+			},
+			buffer: []byte{},
+		},
+		{
+			name:   "extra data after separator",
+			framer: framer.NewByteSeparatorFramer([]byte{0x0d, 0x0a}),
+			input:  []byte("Hello\r\nWorld\r\nThis is a test\r\nextra"),
+			expected: [][]byte{
+				[]byte("Hello"),
+				[]byte("World"),
+				[]byte("This is a test"),
+			},
+			buffer: []byte("extra"),
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			frames := test.framer.Decode(test.input)
+			if len(frames) != len(test.expected) {
+				t.Errorf("separator framer got %d frames, expected %d", len(frames), len(test.expected))
+			}
+			for i, frame := range frames {
+				if !slices.Equal(frame, test.expected[i]) {
+					t.Errorf("separator framer frame %d got %s, expected %s", i, frame, test.expected[i])
+				}
+			}
+			if !slices.Equal(test.framer.Buffer(), test.buffer) {
+				t.Errorf("separator framer buffer got %s, expected %s", test.framer.Buffer(), test.buffer)
+			}
+		})
+	}
+}

internal/framer/slip.go

@@ -1,4 +1,4 @@
-package framing
+package framer
 
 type SlipFramer struct {
 	buffer []byte
@@ -74,3 +74,7 @@ func (sf *SlipFramer) Encode(data []byte) []byte {
 func (sf *SlipFramer) Clear() {
 	sf.buffer = []byte{}
 }
+
+func (sf *SlipFramer) Buffer() []byte {
+	return sf.buffer
+}

internal/framer/slip_test.go

@@ -0,0 +1,45 @@
+package framer_test
+
+import (
+	"slices"
+	"testing"
+
+	"github.com/jwetzell/showbridge-go/internal/framer"
+)
+
+func TestGoodSLIPFramer(t *testing.T) {
+	tests := []struct {
+		name     string
+		framer   framer.Framer
+		input    []byte
+		expected [][]byte
+		buffer   []byte
+	}{
+		{
+			name:   "OSC SLIP messages",
+			framer: framer.NewSlipFramer(),
+			input:  []byte{0xc0, 0x2f, 0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x00, 0x00, 0x2c, 0x00, 0x00, 0x00, 0xc0},
+			expected: [][]byte{
+				{0x2f, 0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x00, 0x00, 0x2c, 0x00, 0x00, 0x00},
+			},
+			buffer: []byte{},
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			frames := test.framer.Decode(test.input)
+			if len(frames) != len(test.expected) {
+				t.Errorf("SLIP framer got %d frames, expected %d", len(frames), len(test.expected))
+			}
+			for i, frame := range frames {
+				if !slices.Equal(frame, test.expected[i]) {
+					t.Errorf("SLIP framer frame %d got %s, expected %s", i, frame, test.expected[i])
+				}
+			}
+			if !slices.Equal(test.framer.Buffer(), test.buffer) {
+				t.Errorf("SLIP framer buffer got %s, expected %s", test.framer.Buffer(), test.buffer)
+			}
+		})
+	}
+}

internal/framing/framer.go

@@ -1,7 +0,0 @@
-package framing
-
-type Framer interface {
-	Decode([]byte) [][]byte
-	Encode([]byte) []byte
-	Clear()
-}

internal/module/http-client.go

@@ -0,0 +1,74 @@
+package module
+
+import (
+	"context"
+	"errors"
+	"log/slog"
+	"net/http"
+	"time"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"github.com/jwetzell/showbridge-go/internal/route"
+)
+
+type HTTPClient struct {
+	config config.ModuleConfig
+	ctx    context.Context
+	client *http.Client
+	router route.RouteIO
+	logger *slog.Logger
+}
+
+func init() {
+	RegisterModule(ModuleRegistration{
+		Type: "http.client",
+		New: func(ctx context.Context, config config.ModuleConfig, router route.RouteIO) (Module, error) {
+
+			return &HTTPClient{config: config, ctx: ctx, router: router, logger: slog.Default().With("component", "module", "id", config.Id)}, nil
+		},
+	})
+}
+
+func (hc *HTTPClient) Id() string {
+	return hc.config.Id
+}
+
+func (hc *HTTPClient) Type() string {
+	return hc.config.Type
+}
+
+func (hc *HTTPClient) Run() error {
+
+	hc.client = &http.Client{
+		Timeout: 10 * time.Second,
+	}
+
+	<-hc.ctx.Done()
+	hc.logger.Debug("router context done in module")
+	return nil
+}
+
+func (hc *HTTPClient) Output(payload any) error {
+
+	payloadRequest, ok := payload.(*http.Request)
+
+	if !ok {
+		return errors.New("http.client is only able to output an http.Request")
+	}
+
+	if hc.client == nil {
+		return errors.New("http.client client is nil")
+	}
+
+	response, err := hc.client.Do(payloadRequest)
+
+	if err != nil {
+		return err
+	}
+
+	if hc.router != nil {
+		hc.router.HandleInput(hc.Id(), response)
+	}
+
+	return nil
+}

internal/module/http-server.go

@@ -1,16 +1,23 @@
-package showbridge
+package module
 
 import (
+	"context"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"log/slog"
 	"net/http"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"github.com/jwetzell/showbridge-go/internal/route"
 )
 
 type HTTPServer struct {
-	config ModuleConfig
+	config config.ModuleConfig
 	Port   uint16
-	router *Router
+	ctx    context.Context
+	router route.RouteIO
+	logger *slog.Logger
 }
 
 type ResponseData struct {
@@ -20,21 +27,21 @@ type ResponseData struct {
 
 func init() {
 	RegisterModule(ModuleRegistration{
-		Type: "net.http.server",
-		New: func(config ModuleConfig) (Module, error) {
+		Type: "http.server",
+		New: func(ctx context.Context, config config.ModuleConfig, router route.RouteIO) (Module, error) {
 			params := config.Params
 			port, ok := params["port"]
 			if !ok {
-				return nil, fmt.Errorf("net.http.server requires a port parameter")
+				return nil, errors.New("http.server requires a port parameter")
 			}
 
 			portNum, ok := port.(float64)
 
 			if !ok {
-				return nil, fmt.Errorf("net.http.server port must be uint16")
+				return nil, errors.New("http.server port must be uint16")
 			}
 
-			return &HTTPServer{Port: uint16(portNum), config: config}, nil
+			return &HTTPServer{Port: uint16(portNum), config: config, ctx: ctx, router: router, logger: slog.Default().With("component", "module", "id", config.Id)}, nil
 		},
 	})
 }
@@ -47,10 +54,6 @@ func (hs *HTTPServer) Type() string {
 	return hs.config.Type
 }
 
-func (hs *HTTPServer) RegisterRouter(router *Router) {
-	hs.router = router
-}
-
 func (hs *HTTPServer) HandleDefault(w http.ResponseWriter, r *http.Request) {
 	w.Header().Set("Content-Type", "application/json")
 
@@ -60,7 +63,7 @@ func (hs *HTTPServer) HandleDefault(w http.ResponseWriter, r *http.Request) {
 	}
 
 	if hs.router != nil {
-		routingErrors := hs.router.HandleInput(hs.config.Id, r)
+		routingErrors := hs.router.HandleInput(hs.Id(), r)
 		if routingErrors != nil {
 			w.WriteHeader(http.StatusInternalServerError)
 			response.Status = "error"
@@ -87,21 +90,21 @@ func (hs *HTTPServer) Run() error {
 	}
 
 	go func() {
-		<-hs.router.Context.Done()
-		slog.Debug("router context done in module", "id", hs.config.Id)
+		<-hs.ctx.Done()
+		hs.logger.Debug("router context done in module")
 		httpServer.Close()
 	}()
 
 	err := httpServer.ListenAndServe()
-	slog.Debug("net.http.server closed", "id", hs.config.Id)
+	// TODO(jwetzell): handle server closed error differently
 	if err != nil {
 		return err
 	}
 
-	<-hs.router.Context.Done()
+	<-hs.ctx.Done()
 	return nil
 }
 
 func (hs *HTTPServer) Output(payload any) error {
-	return fmt.Errorf("net.http.server output is not implemented")
+	return errors.New("http.server output is not implemented")
 }

internal/module/interval.go

@@ -1,36 +1,42 @@
-package showbridge
+package module
 
 import (
-	"fmt"
+	"context"
+	"errors"
 	"log/slog"
 	"time"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"github.com/jwetzell/showbridge-go/internal/route"
 )
 
 type Interval struct {
-	config   ModuleConfig
+	config   config.ModuleConfig
 	Duration uint32
-	router   *Router
+	ctx      context.Context
+	router   route.RouteIO
 	ticker   *time.Ticker
+	logger   *slog.Logger
 }
 
 func init() {
 	RegisterModule(ModuleRegistration{
 		Type: "gen.interval",
-		New: func(config ModuleConfig) (Module, error) {
+		New: func(ctx context.Context, config config.ModuleConfig, router route.RouteIO) (Module, error) {
 			params := config.Params
 
 			duration, ok := params["duration"]
 			if !ok {
-				return nil, fmt.Errorf("interval requires a duration parameter")
+				return nil, errors.New("gen.interval requires a duration parameter")
 			}
 
 			durationNum, ok := duration.(float64)
 
 			if !ok {
-				return nil, fmt.Errorf("interval duration must be number")
+				return nil, errors.New("gen.interval duration must be number")
 			}
 
-			return &Interval{Duration: uint32(durationNum), config: config}, nil
+			return &Interval{Duration: uint32(durationNum), config: config, ctx: ctx, router: router, logger: slog.Default().With("component", "module", "id", config.Id)}, nil
 		},
 	})
 }
@@ -43,22 +49,19 @@ func (i *Interval) Type() string {
 	return i.config.Type
 }
 
-func (i *Interval) RegisterRouter(router *Router) {
-	i.router = router
-}
-
 func (i *Interval) Run() error {
 	ticker := time.NewTicker(time.Millisecond * time.Duration(i.Duration))
 	i.ticker = ticker
 	defer ticker.Stop()
+
 	for {
 		select {
-		case <-i.router.Context.Done():
-			slog.Debug("router context done in module", "id", i.config.Id)
+		case <-i.ctx.Done():
+			i.logger.Debug("router context done in module")
 			return nil
-		case t := <-ticker.C:
+		case <-ticker.C:
 			if i.router != nil {
-				i.router.HandleInput(i.config.Id, t)
+				i.router.HandleInput(i.Id(), time.Now())
 			}
 		}
 	}

internal/module/midi-input.go

@@ -0,0 +1,83 @@
+//go:build cgo
+
+package module
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"log/slog"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"github.com/jwetzell/showbridge-go/internal/route"
+	"gitlab.com/gomidi/midi/v2"
+	_ "gitlab.com/gomidi/midi/v2/drivers/rtmididrv"
+)
+
+type MIDIInput struct {
+	config   config.ModuleConfig
+	ctx      context.Context
+	router   route.RouteIO
+	Port     string
+	SendFunc func(midi.Message) error
+	logger   *slog.Logger
+}
+
+func init() {
+	RegisterModule(ModuleRegistration{
+		Type: "midi.input",
+		New: func(ctx context.Context, config config.ModuleConfig, router route.RouteIO) (Module, error) {
+			params := config.Params
+			port, ok := params["port"]
+
+			if !ok {
+				return nil, errors.New("midi.input requires a port parameter")
+			}
+
+			portString, ok := port.(string)
+
+			if !ok {
+				return nil, errors.New("midi.input port must be a string")
+			}
+
+			return &MIDIInput{config: config, Port: portString, ctx: ctx, router: router, logger: slog.Default().With("component", "module", "id", config.Id)}, nil
+		},
+	})
+}
+
+func (mi *MIDIInput) Id() string {
+	return mi.config.Id
+}
+
+func (mi *MIDIInput) Type() string {
+	return mi.config.Type
+}
+
+func (mi *MIDIInput) Run() error {
+	defer midi.CloseDriver()
+
+	in, err := midi.FindInPort(mi.Port)
+	if err != nil {
+		return fmt.Errorf("midi.input can't find input port: %s", mi.Port)
+	}
+
+	stop, err := midi.ListenTo(in, func(msg midi.Message, timestampms int32) {
+		if mi.router != nil {
+			mi.router.HandleInput(mi.Id(), msg)
+		}
+	}, midi.UseSysEx())
+
+	if err != nil {
+		return err
+	}
+
+	defer stop()
+
+	<-mi.ctx.Done()
+	mi.logger.Debug("router context done in module")
+	return nil
+}
+
+func (mi *MIDIInput) Output(payload any) error {
+	return errors.New("midi.input output is not implemented")
+}

internal/module/midi-ouptut.go

@@ -0,0 +1,90 @@
+//go:build cgo
+
+package module
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"log/slog"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"github.com/jwetzell/showbridge-go/internal/route"
+	"gitlab.com/gomidi/midi/v2"
+	_ "gitlab.com/gomidi/midi/v2/drivers/rtmididrv"
+)
+
+type MIDIOutput struct {
+	config   config.ModuleConfig
+	ctx      context.Context
+	router   route.RouteIO
+	Port     string
+	SendFunc func(midi.Message) error
+	logger   *slog.Logger
+}
+
+func init() {
+	RegisterModule(ModuleRegistration{
+		Type: "midi.output",
+		New: func(ctx context.Context, config config.ModuleConfig, router route.RouteIO) (Module, error) {
+			params := config.Params
+
+			port, ok := params["port"]
+
+			if !ok {
+				return nil, errors.New("midi.output requires a port parameter")
+			}
+
+			portString, ok := port.(string)
+
+			if !ok {
+				return nil, errors.New("midi.output port must be a string")
+			}
+
+			return &MIDIOutput{config: config, Port: portString, ctx: ctx, router: router, logger: slog.Default().With("component", "module", "id", config.Id)}, nil
+		},
+	})
+}
+
+func (mo *MIDIOutput) Id() string {
+	return mo.config.Id
+}
+
+func (mo *MIDIOutput) Type() string {
+	return mo.config.Type
+}
+
+func (mo *MIDIOutput) Run() error {
+	defer midi.CloseDriver()
+
+	out, err := midi.FindOutPort(mo.Port)
+
+	if err != nil {
+		return fmt.Errorf("midi.output can't find output port: %s", mo.Port)
+	}
+
+	send, err := midi.SendTo(out)
+	if err != nil {
+		return err
+	}
+
+	mo.SendFunc = send
+
+	<-mo.ctx.Done()
+	mo.logger.Debug("router context done in module")
+	return nil
+}
+
+func (mo *MIDIOutput) Output(payload any) error {
+	if mo.SendFunc == nil {
+		return errors.New("midi.output output is not setup")
+	}
+
+	payloadMessage, ok := payload.(midi.Message)
+
+	if !ok {
+		return errors.New("midi.output can only ouptut midi.Message")
+	}
+
+	return mo.SendFunc(payloadMessage)
+}

internal/module/module.go

@@ -1,33 +1,30 @@
-package showbridge
+package module
 
 import (
+	"context"
 	"fmt"
 	"sync"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"github.com/jwetzell/showbridge-go/internal/route"
 )
 
 type ModuleError struct {
 	Index  int
-	Config ModuleConfig
+	Config config.ModuleConfig
 	Error  error
 }
 
 type Module interface {
 	Id() string
 	Type() string
-	RegisterRouter(*Router)
 	Run() error
 	Output(any) error
 }
 
-type ModuleConfig struct {
-	Id     string         `json:"id"`
-	Type   string         `json:"type"`
-	Params map[string]any `json:"params"`
-}
-
 type ModuleRegistration struct {
 	Type string `json:"type"`
-	New  func(ModuleConfig) (Module, error)
+	New  func(context.Context, config.ModuleConfig, route.RouteIO) (Module, error)
 }
 
 func RegisterModule(mod ModuleRegistration) {
@@ -42,13 +39,13 @@ func RegisterModule(mod ModuleRegistration) {
 	moduleRegistryMu.Lock()
 	defer moduleRegistryMu.Unlock()
 
-	if _, ok := moduleRegistry[string(mod.Type)]; ok {
+	if _, ok := ModuleRegistry[string(mod.Type)]; ok {
 		panic(fmt.Sprintf("module already registered: %s", mod.Type))
 	}
-	moduleRegistry[string(mod.Type)] = mod
+	ModuleRegistry[string(mod.Type)] = mod
 }
 
 var (
 	moduleRegistryMu sync.RWMutex
-	moduleRegistry   = make(map[string]ModuleRegistration)
+	ModuleRegistry   = make(map[string]ModuleRegistration)
 )

internal/module/mqtt-client.go

@@ -1,64 +1,69 @@
-package showbridge
+package module
 
 import (
+	"context"
+	"errors"
 	"fmt"
 	"log/slog"
 
 	mqtt "github.com/eclipse/paho.mqtt.golang"
-	"github.com/jwetzell/showbridge-go/internal/processing"
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"github.com/jwetzell/showbridge-go/internal/route"
 )
 
 type MQTTClient struct {
-	config   ModuleConfig
-	router   *Router
+	config   config.ModuleConfig
+	ctx      context.Context
+	router   route.RouteIO
 	Broker   string
 	ClientID string
 	Topic    string
 	client   mqtt.Client
+	logger   *slog.Logger
 }
 
 func init() {
 	RegisterModule(ModuleRegistration{
-		Type: "net.mqtt.client",
-		New: func(config ModuleConfig) (Module, error) {
+		Type: "mqtt.client",
+		New: func(ctx context.Context, config config.ModuleConfig, router route.RouteIO) (Module, error) {
 			params := config.Params
 			broker, ok := params["broker"]
 
 			if !ok {
-				return nil, fmt.Errorf("net.mqtt.client requires a broker parameter")
+				return nil, errors.New("mqtt.client requires a broker parameter")
 			}
 
 			brokerString, ok := broker.(string)
 
 			if !ok {
-				return nil, fmt.Errorf("net.mqtt.client host must be string")
+				return nil, errors.New("mqtt.client broker must be string")
 			}
 
 			topic, ok := params["topic"]
 
 			if !ok {
-				return nil, fmt.Errorf("net.mqtt.client requires a topic parameter")
+				return nil, errors.New("mqtt.client requires a topic parameter")
 			}
 
 			topicString, ok := topic.(string)
 
 			if !ok {
-				return nil, fmt.Errorf("net.mqtt.client host must be string")
+				return nil, errors.New("mqtt.client topic must be string")
 			}
 
 			clientId, ok := params["clientId"]
 
 			if !ok {
-				return nil, fmt.Errorf("net.mqtt.client requires a clientId parameter")
+				return nil, errors.New("mqtt.client requires a clientId parameter")
 			}
 
 			clientIdString, ok := clientId.(string)
 
 			if !ok {
-				return nil, fmt.Errorf("net.mqtt.client host must be string")
+				return nil, errors.New("mqtt.client clientId must be string")
 			}
 
-			return &MQTTClient{config: config, Broker: brokerString, Topic: topicString, ClientID: clientIdString}, nil
+			return &MQTTClient{config: config, Broker: brokerString, Topic: topicString, ClientID: clientIdString, ctx: ctx, router: router, logger: slog.Default().With("component", "module", "id", config.Id)}, nil
 		},
 	})
 }
@@ -71,10 +76,6 @@ func (mc *MQTTClient) Type() string {
 	return mc.config.Type
 }
 
-func (mc *MQTTClient) RegisterRouter(router *Router) {
-	mc.router = router
-}
-
 func (mc *MQTTClient) Run() error {
 	opts := mqtt.NewClientOptions()
 	opts.AddBroker(mc.Broker)
@@ -84,7 +85,7 @@ func (mc *MQTTClient) Run() error {
 
 	opts.OnConnect = func(c mqtt.Client) {
 		token := mc.client.Subscribe(mc.Topic, 1, func(c mqtt.Client, m mqtt.Message) {
-			mc.router.HandleInput(mc.config.Id, m)
+			mc.router.HandleInput(mc.Id(), m)
 		})
 		token.Wait()
 	}
@@ -99,27 +100,29 @@ func (mc *MQTTClient) Run() error {
 		return err
 	}
 
-	<-mc.router.Context.Done()
-	slog.Debug("router context done in module", "id", mc.config.Id)
+	<-mc.ctx.Done()
+	mc.logger.Debug("router context done in module")
 	return nil
 }
 
 func (mc *MQTTClient) Output(payload any) error {
-	payloadMessage, ok := payload.(processing.MQTTMessage)
+	payloadMessage, ok := payload.(mqtt.Message)
+
+	fmt.Printf("payload type: %T\n", payload)
 
 	if !ok {
-		return fmt.Errorf("net.mqtt.client is only able to output MQTTMessage")
+		return errors.New("mqtt.client is only able to output a MQTTMessage")
 	}
 
 	if mc.client == nil {
-		return fmt.Errorf("net.mqtt.client client is not setup")
+		return errors.New("mqtt.client client is not setup")
 	}
 
 	if !mc.client.IsConnected() {
-		return fmt.Errorf("net.mqtt.client is not connected")
+		return errors.New("mqtt.client is not connected")
 	}
 
-	token := mc.client.Publish(payloadMessage.Topic, payloadMessage.QoS, payloadMessage.Retained, payloadMessage.Payload)
+	token := mc.client.Publish(payloadMessage.Topic(), payloadMessage.Qos(), payloadMessage.Retained(), payloadMessage.Payload())
 
 	token.Wait()
 

internal/module/nats-client.go

@@ -0,0 +1,114 @@
+package module
+
+import (
+	"context"
+	"errors"
+	"log/slog"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"github.com/jwetzell/showbridge-go/internal/processor"
+	"github.com/jwetzell/showbridge-go/internal/route"
+	"github.com/nats-io/nats.go"
+)
+
+type NATSClient struct {
+	config  config.ModuleConfig
+	ctx     context.Context
+	router  route.RouteIO
+	URL     string
+	Subject string
+	client  *nats.Conn
+	logger  *slog.Logger
+}
+
+func init() {
+	RegisterModule(ModuleRegistration{
+		Type: "nats.client",
+		New: func(ctx context.Context, config config.ModuleConfig, router route.RouteIO) (Module, error) {
+			params := config.Params
+			url, ok := params["url"]
+
+			if !ok {
+				return nil, errors.New("nats.client requires a url parameter")
+			}
+
+			urlString, ok := url.(string)
+
+			if !ok {
+				return nil, errors.New("nats.client url must be string")
+			}
+
+			subject, ok := params["subject"]
+
+			if !ok {
+				return nil, errors.New("nats.client requires a subject parameter")
+			}
+
+			subjectString, ok := subject.(string)
+
+			if !ok {
+				return nil, errors.New("nats.client subject must be string")
+			}
+
+			return &NATSClient{config: config, URL: urlString, Subject: subjectString, ctx: ctx, router: router, logger: slog.Default().With("component", "module", "id", config.Id)}, nil
+		},
+	})
+}
+
+func (nc *NATSClient) Id() string {
+	return nc.config.Id
+}
+
+func (nc *NATSClient) Type() string {
+	return nc.config.Type
+}
+
+func (nc *NATSClient) Run() error {
+	client, err := nats.Connect(nc.URL, nats.RetryOnFailedConnect(true))
+
+	if err != nil {
+		return err
+	}
+
+	nc.client = client
+
+	defer client.Drain()
+	defer client.Close()
+
+	sub, err := nc.client.Subscribe(nc.Subject, func(msg *nats.Msg) {
+		if nc.router != nil {
+			nc.router.HandleInput(nc.Id(), msg)
+		}
+	})
+
+	if err != nil {
+		return err
+	}
+
+	defer sub.Unsubscribe()
+
+	<-nc.ctx.Done()
+	nc.logger.Debug("router context done in module")
+	return nil
+}
+
+func (nc *NATSClient) Output(payload any) error {
+
+	payloadMessage, ok := payload.(processor.NATSMessage)
+
+	if !ok {
+		return errors.New("nats.client is only able to output NATSMessage")
+	}
+
+	if nc.client == nil {
+		return errors.New("nats.client client is not setup")
+	}
+
+	if !nc.client.IsConnected() {
+		return errors.New("nats.client is not connected")
+	}
+
+	err := nc.client.Publish(payloadMessage.Subject, payloadMessage.Payload)
+
+	return err
+}

internal/module/psn-client.go

@@ -1,27 +1,32 @@
-package showbridge
+package module
 
 import (
+	"context"
 	"fmt"
 	"log/slog"
 	"net"
 	"time"
 
 	"github.com/jwetzell/psn-go"
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"github.com/jwetzell/showbridge-go/internal/route"
 )
 
 type PSNClient struct {
-	config  ModuleConfig
+	config  config.ModuleConfig
 	conn    *net.UDPConn
-	router  *Router
+	ctx     context.Context
+	router  route.RouteIO
 	decoder *psn.Decoder
+	logger  *slog.Logger
 }
 
 func init() {
 	RegisterModule(ModuleRegistration{
-		Type: "net.psn.client",
-		New: func(config ModuleConfig) (Module, error) {
+		Type: "psn.client",
+		New: func(ctx context.Context, config config.ModuleConfig, router route.RouteIO) (Module, error) {
 
-			return &PSNClient{config: config, decoder: psn.NewDecoder()}, nil
+			return &PSNClient{config: config, decoder: psn.NewDecoder(), ctx: ctx, router: router, logger: slog.Default().With("component", "module", "id", config.Id)}, nil
 		},
 	})
 }
@@ -34,10 +39,6 @@ func (pc *PSNClient) Type() string {
 	return pc.config.Type
 }
 
-func (pc *PSNClient) RegisterRouter(router *Router) {
-	pc.router = router
-}
-
 func (pc *PSNClient) Run() error {
 
 	addr, err := net.ResolveUDPAddr("udp", "236.10.10.10:56565")
@@ -56,9 +57,9 @@ func (pc *PSNClient) Run() error {
 	buffer := make([]byte, 2048)
 	for {
 		select {
-		case <-pc.router.Context.Done():
+		case <-pc.ctx.Done():
 			// TODO(jwetzell): cleanup?
-			slog.Debug("router context done in module", "id", pc.config.Id)
+			pc.logger.Debug("router context done in module")
 			return nil
 		default:
 			pc.conn.SetDeadline(time.Now().Add(time.Millisecond * 200))
@@ -76,15 +77,15 @@ func (pc *PSNClient) Run() error {
 				message := buffer[:numBytes]
 				err := pc.decoder.Decode(message)
 				if err != nil {
-					slog.Error("net.psn.client problem decoding psn traffic", "id", pc.config.Id, "error", err)
+					pc.logger.Error("psn.client problem decoding psn traffic", "error", err)
 				}
 
 				if pc.router != nil {
 					for _, tracker := range pc.decoder.Trackers {
-						pc.router.HandleInput(pc.config.Id, tracker)
+						pc.router.HandleInput(pc.Id(), tracker)
 					}
 				} else {
-					slog.Error("net.psn.client has no router", "id", pc.config.Id)
+					pc.logger.Error("psn.client has no router")
 				}
 			}
 		}
@@ -92,5 +93,5 @@ func (pc *PSNClient) Run() error {
 }
 
 func (pc *PSNClient) Output(payload any) error {
-	return fmt.Errorf("net.psn.client output is not implemented")
+	return fmt.Errorf("psn.client output is not implemented")
 }

internal/module/serial-client.go

@@ -0,0 +1,175 @@
+//go:build cgo
+
+package module
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"log/slog"
+	"time"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"github.com/jwetzell/showbridge-go/internal/framer"
+	"github.com/jwetzell/showbridge-go/internal/route"
+	"go.bug.st/serial"
+)
+
+type SerialClient struct {
+	config config.ModuleConfig
+	ctx    context.Context
+	router route.RouteIO
+	Port   string
+	Framer framer.Framer
+	Mode   *serial.Mode
+	port   serial.Port
+	logger *slog.Logger
+}
+
+func init() {
+	RegisterModule(ModuleRegistration{
+		Type: "serial.client",
+		New: func(ctx context.Context, config config.ModuleConfig, router route.RouteIO) (Module, error) {
+			params := config.Params
+			port, ok := params["port"]
+
+			if !ok {
+				return nil, errors.New("serial.client requires a port parameter")
+			}
+
+			portString, ok := port.(string)
+
+			if !ok {
+				return nil, errors.New("serial.client port must be a string")
+			}
+
+			framingMethod := "RAW"
+
+			framingMethodRaw, ok := params["framing"]
+
+			if ok {
+				framingMethodString, ok := framingMethodRaw.(string)
+
+				if !ok {
+					return nil, errors.New("serial.client framing method must be a string")
+				}
+				framingMethod = framingMethodString
+			}
+
+			framer, err := framer.GetFramer(framingMethod)
+
+			if err != nil {
+				return nil, err
+			}
+
+			buadRate, ok := params["baudRate"]
+			if !ok {
+				return nil, errors.New("serial.client requires a baudRate parameter")
+			}
+
+			baudRateNum, ok := buadRate.(float64)
+			if !ok {
+				return nil, errors.New("serial.client baudRate must be a number")
+			}
+
+			mode := serial.Mode{
+				BaudRate: int(baudRateNum),
+			}
+
+			return &SerialClient{config: config, Port: portString, Framer: framer, Mode: &mode, ctx: ctx, router: router, logger: slog.Default().With("component", "module", "id", config.Id)}, nil
+		},
+	})
+}
+
+func (sc *SerialClient) Id() string {
+	return sc.config.Id
+}
+
+func (sc *SerialClient) Type() string {
+	return sc.config.Type
+}
+
+func (sc *SerialClient) SetupPort() error {
+
+	port, err := serial.Open(sc.Port, sc.Mode)
+	if err != nil {
+		return fmt.Errorf("serial.client can't open input port: %s", sc.Port)
+	}
+
+	sc.port = port
+
+	return nil
+}
+
+func (sc *SerialClient) Run() error {
+
+	// TODO(jwetzell): shutdown with router.Context properly
+	go func() {
+		<-sc.ctx.Done()
+		sc.logger.Debug("router context done in module")
+		if sc.port != nil {
+			sc.port.Close()
+		}
+	}()
+
+	for {
+		err := sc.SetupPort()
+		if err != nil {
+			if sc.ctx.Err() != nil {
+				sc.logger.Debug("router context done in module")
+				return nil
+			}
+			sc.logger.Error("serial.client", "error", err.Error())
+			time.Sleep(time.Second * 2)
+			continue
+		}
+
+		buffer := make([]byte, 1024)
+		select {
+		case <-sc.ctx.Done():
+			sc.logger.Debug("router context done in module")
+			return nil
+		default:
+		READ:
+			for {
+				select {
+				case <-sc.ctx.Done():
+					sc.logger.Debug("router context done in module")
+					return nil
+				default:
+					byteCount, err := sc.port.Read(buffer)
+
+					if err != nil {
+						sc.Framer.Clear()
+						break READ
+					}
+
+					if sc.Framer != nil {
+						if byteCount > 0 {
+							messages := sc.Framer.Decode(buffer[0:byteCount])
+							for _, message := range messages {
+								if sc.router != nil {
+									sc.router.HandleInput(sc.Id(), message)
+								} else {
+									sc.logger.Error("serial.client has no router")
+								}
+							}
+						}
+					}
+				}
+			}
+		}
+	}
+}
+
+func (sc *SerialClient) Output(payload any) error {
+
+	payloadBytes, ok := payload.([]byte)
+
+	if !ok {
+		return errors.New("serial.client can only ouptut bytes")
+	}
+
+	_, err := sc.port.Write(sc.Framer.Encode(payloadBytes))
+	return err
+}

internal/module/sip-call-server.go

@@ -0,0 +1,187 @@
+package module
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"io"
+	"log/slog"
+	"time"
+
+	"github.com/emiago/diago"
+	"github.com/emiago/diago/media"
+	"github.com/emiago/sipgo"
+	"github.com/emiago/sipgo/sip"
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"github.com/jwetzell/showbridge-go/internal/route"
+)
+
+type SIPCallServer struct {
+	config    config.ModuleConfig
+	ctx       context.Context
+	router    route.RouteIO
+	IP        string
+	Port      int
+	Transport string
+	UserAgent string
+	dg        *diago.Diago
+	logger    *slog.Logger
+}
+
+type SIPCallMessage struct {
+	To string
+}
+
+func init() {
+	RegisterModule(ModuleRegistration{
+		Type: "sip.call.server",
+		New: func(ctx context.Context, config config.ModuleConfig, router route.RouteIO) (Module, error) {
+			params := config.Params
+			portNum := 5060
+
+			port, ok := params["port"]
+			if ok {
+				specificPortNum, ok := port.(float64)
+
+				if !ok {
+					return nil, errors.New("sip.call.server port must be a number")
+				}
+				portNum = int(specificPortNum)
+			}
+
+			ipString := "0.0.0.0"
+
+			ip, ok := params["ip"]
+			if ok {
+
+				specificIpString, ok := ip.(string)
+
+				if !ok {
+					return nil, errors.New("sip.call.server ip must be a string")
+				}
+				ipString = specificIpString
+			}
+
+			transportString := "udp"
+
+			transport, ok := params["transport"]
+			if ok {
+
+				specificTransportString, ok := transport.(string)
+
+				if !ok {
+					return nil, errors.New("sip.call.server transport must be a string")
+				}
+				transportString = specificTransportString
+			}
+
+			userAgentString := "showbridge"
+
+			userAgent, ok := params["userAgent"]
+			if ok {
+
+				specificTransportString, ok := userAgent.(string)
+
+				if !ok {
+					return nil, errors.New("sip.call.server userAgent must be a string")
+				}
+				userAgentString = specificTransportString
+			}
+			return &SIPCallServer{config: config, ctx: ctx, router: router, IP: ipString, Port: int(portNum), Transport: transportString, UserAgent: userAgentString, logger: slog.Default().With("component", "module", "id", config.Id)}, nil
+		},
+	})
+}
+
+func (scs *SIPCallServer) Id() string {
+	return scs.config.Id
+}
+
+func (scs *SIPCallServer) Type() string {
+	return scs.config.Type
+}
+
+func (scs *SIPCallServer) Run() error {
+	diagoLogger := slog.New(slog.NewJSONHandler(io.Discard, nil))
+
+	ua, _ := sipgo.NewUA(
+		sipgo.WithUserAgent(scs.UserAgent),
+		sipgo.WithUserAgentTransportLayerOptions(sip.WithTransportLayerLogger(diagoLogger)),
+		sipgo.WithUserAgentTransactionLayerOptions(sip.WithTransactionLayerLogger(diagoLogger)),
+	)
+	defer ua.Close()
+
+	sip.SetDefaultLogger(diagoLogger)
+	media.SetDefaultLogger(diagoLogger)
+	dg := diago.NewDiago(ua, diago.WithLogger(diagoLogger), diago.WithTransport(
+		diago.Transport{
+			Transport: scs.Transport,
+			BindHost:  scs.IP,
+			BindPort:  scs.Port,
+		},
+	))
+
+	go func() {
+		dg.Serve(scs.ctx, func(inDialog *diago.DialogServerSession) {
+			scs.HandleCall(inDialog)
+		})
+	}()
+
+	scs.dg = dg
+
+	<-scs.ctx.Done()
+	scs.logger.Debug("router context done in module")
+	return nil
+}
+
+func (scs *SIPCallServer) HandleCall(inDialog *diago.DialogServerSession) {
+	inDialog.Trying()
+	inDialog.Ringing()
+	inDialog.Answer()
+	scs.router.HandleInput(scs.Id(), SIPCallMessage{
+		To: inDialog.ToUser(),
+	})
+	<-inDialog.Context().Done()
+}
+
+func (scs *SIPCallServer) Output(payload any) error {
+
+	payloadMsg, ok := payload.(string)
+	if !ok {
+		return errors.New("sip.call.server output payload must be of type string")
+	}
+
+	if scs.dg == nil {
+		return errors.New("sip.call.server diago is not initialized")
+	}
+
+	var uri sip.Uri
+	err := sip.ParseUri(payloadMsg, &uri)
+	if err != nil {
+		return fmt.Errorf("sip.call.server output payload is not a valid SIP URI: %s", err)
+	}
+	outDialog, err := scs.dg.NewDialog(uri, diago.NewDialogOptions{
+		Transport: scs.Transport,
+	})
+
+	if err != nil {
+		return fmt.Errorf("sip.call.server failed to create new dialog: %s", err)
+	}
+
+	err = outDialog.Invite(scs.ctx, diago.InviteClientOptions{})
+	if err != nil {
+		return fmt.Errorf("sip.call.server failed to send invite: %s", err)
+	}
+
+	err = outDialog.Ack(scs.ctx)
+	if err != nil {
+		return fmt.Errorf("sip.call.server failed to send ack: %s", err)
+	}
+	// TODO(jwetzell): make this configurable
+	// NOTE(jwetzell): wait 5 seconds before hanging up the call
+	time.Sleep(5 * time.Second)
+	err = outDialog.Hangup(scs.ctx)
+	if err != nil {
+		return fmt.Errorf("sip.call.server failed to hangup call: %s", err)
+	}
+	return nil
+}

internal/module/sip-dtmf-server.go

@@ -0,0 +1,164 @@
+package module
+
+import (
+	"context"
+	"errors"
+	"io"
+	"log/slog"
+	"strings"
+	"time"
+
+	"github.com/emiago/diago"
+	"github.com/emiago/diago/media"
+	"github.com/emiago/sipgo"
+	"github.com/emiago/sipgo/sip"
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"github.com/jwetzell/showbridge-go/internal/route"
+)
+
+type SIPDTMFServer struct {
+	config    config.ModuleConfig
+	ctx       context.Context
+	router    route.RouteIO
+	IP        string
+	Port      int
+	Transport string
+	Separator string
+	logger    *slog.Logger
+}
+
+type SIPDTMFMessage struct {
+	To     string
+	Digits string
+}
+
+func init() {
+	RegisterModule(ModuleRegistration{
+		Type: "sip.dtmf.server",
+		New: func(ctx context.Context, config config.ModuleConfig, router route.RouteIO) (Module, error) {
+			params := config.Params
+			portNum := 5060
+
+			port, ok := params["port"]
+			if ok {
+				specificPortNum, ok := port.(float64)
+
+				if !ok {
+					return nil, errors.New("sip.dtmf.server port must be a number")
+				}
+				portNum = int(specificPortNum)
+			}
+
+			ipString := "0.0.0.0"
+
+			ip, ok := params["ip"]
+			if ok {
+
+				specificIpString, ok := ip.(string)
+
+				if !ok {
+					return nil, errors.New("sip.dtmf.server ip must be a string")
+				}
+				ipString = specificIpString
+			}
+
+			transportString := "udp"
+
+			transport, ok := params["transport"]
+			if ok {
+
+				specificTransportString, ok := transport.(string)
+
+				if !ok {
+					return nil, errors.New("sip.dtmf.server transport must be a string")
+				}
+				transportString = specificTransportString
+			}
+
+			separator, ok := params["separator"]
+			if !ok {
+				return nil, errors.New("sip.dtmf.server requires a separator parameter")
+			}
+			separatorString, ok := separator.(string)
+			if !ok {
+				return nil, errors.New("sip.dtmf.server separator must be a string")
+			}
+
+			if len(separatorString) != 1 {
+				return nil, errors.New("sip.dtmf.server separator must be a single character")
+			}
+
+			if !strings.ContainsRune("0123456789*#ABCD", rune(separatorString[0])) {
+				return nil, errors.New("sip.dtmf.server separator must be a valid DTMF character")
+			}
+			return &SIPDTMFServer{config: config, ctx: ctx, router: router, IP: ipString, Port: int(portNum), Transport: transportString, Separator: separatorString, logger: slog.Default().With("component", "module", "id", config.Id)}, nil
+		},
+	})
+}
+
+func (sds *SIPDTMFServer) Id() string {
+	return sds.config.Id
+}
+
+func (sds *SIPDTMFServer) Type() string {
+	return sds.config.Type
+}
+
+func (sds *SIPDTMFServer) Run() error {
+	diagoLogger := slog.New(slog.NewJSONHandler(io.Discard, nil))
+
+	ua, _ := sipgo.NewUA(
+		sipgo.WithUserAgentTransportLayerOptions(sip.WithTransportLayerLogger(diagoLogger)),
+		sipgo.WithUserAgentTransactionLayerOptions(sip.WithTransactionLayerLogger(diagoLogger)),
+	)
+	defer ua.Close()
+
+	sip.SetDefaultLogger(diagoLogger)
+	media.SetDefaultLogger(diagoLogger)
+	dg := diago.NewDiago(ua, diago.WithLogger(diagoLogger), diago.WithTransport(
+		diago.Transport{
+			Transport: sds.Transport,
+			BindHost:  sds.IP,
+			BindPort:  sds.Port,
+		},
+	))
+
+	err := dg.Serve(sds.ctx, func(inDialog *diago.DialogServerSession) {
+		sds.HandleCall(inDialog)
+	})
+
+	if err != nil {
+		return err
+	}
+
+	<-sds.ctx.Done()
+	sds.logger.Debug("router context done in module")
+	return nil
+}
+
+func (sds *SIPDTMFServer) HandleCall(inDialog *diago.DialogServerSession) error {
+	inDialog.Trying()
+	inDialog.Ringing()
+	inDialog.Answer()
+
+	reader := inDialog.AudioReaderDTMF()
+	userString := ""
+	return reader.Listen(func(dtmf rune) error {
+		if dtmf == rune(sds.Separator[0]) {
+			if sds.router != nil {
+				sds.router.HandleInput(sds.Id(), SIPDTMFMessage{
+					To:     inDialog.ToUser(),
+					Digits: userString,
+				})
+			}
+			userString = ""
+		} else {
+			userString += string(dtmf)
+		}
+		return nil
+	}, 5*time.Second)
+}
+
+func (sds *SIPDTMFServer) Output(payload any) error {
+	return errors.New("sip.dtmf.server output is not implemented")
+}

internal/module/tcp-client.go

@@ -0,0 +1,172 @@
+package module
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"log/slog"
+	"net"
+	"time"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"github.com/jwetzell/showbridge-go/internal/framer"
+	"github.com/jwetzell/showbridge-go/internal/route"
+)
+
+type TCPClient struct {
+	config config.ModuleConfig
+	framer framer.Framer
+	conn   *net.TCPConn
+	ctx    context.Context
+	router route.RouteIO
+	Addr   *net.TCPAddr
+	logger *slog.Logger
+}
+
+func init() {
+	RegisterModule(ModuleRegistration{
+		Type: "net.tcp.client",
+		New: func(ctx context.Context, config config.ModuleConfig, router route.RouteIO) (Module, error) {
+			params := config.Params
+			host, ok := params["host"]
+
+			if !ok {
+				return nil, errors.New("net.tcp.client requires a host parameter")
+			}
+
+			hostString, ok := host.(string)
+
+			if !ok {
+				return nil, errors.New("net.tcp.client host must be string")
+			}
+
+			port, ok := params["port"]
+			if !ok {
+				return nil, errors.New("net.tcp.client requires a port parameter")
+			}
+
+			portNum, ok := port.(float64)
+
+			if !ok {
+				return nil, errors.New("net.tcp.client port must be a number")
+			}
+
+			addr, err := net.ResolveTCPAddr("tcp", fmt.Sprintf("%s:%d", hostString, uint16(portNum)))
+			if err != nil {
+				return nil, err
+			}
+
+			framingMethod := "RAW"
+
+			framingMethodRaw, ok := params["framing"]
+
+			if ok {
+				framingMethodString, ok := framingMethodRaw.(string)
+
+				if !ok {
+					return nil, errors.New("misc.serial.client framing method must be a string")
+				}
+				framingMethod = framingMethodString
+			}
+
+			framer, err := framer.GetFramer(framingMethod)
+
+			if err != nil {
+				return nil, err
+			}
+
+			return &TCPClient{framer: framer, Addr: addr, config: config, ctx: ctx, router: router, logger: slog.Default().With("component", "module", "id", config.Id)}, nil
+		},
+	})
+}
+
+func (tc *TCPClient) Id() string {
+	return tc.config.Id
+}
+
+func (tc *TCPClient) Type() string {
+	return tc.config.Type
+}
+
+func (tc *TCPClient) Run() error {
+
+	// TODO(jwetzell): shutdown with router.Context properly
+	go func() {
+		<-tc.ctx.Done()
+		tc.logger.Debug("router context done in module")
+		if tc.conn != nil {
+			tc.conn.Close()
+		}
+	}()
+
+	for {
+		err := tc.SetupConn()
+		if err != nil {
+			if tc.ctx.Err() != nil {
+				tc.logger.Debug("router context done in module")
+				return nil
+			}
+			tc.logger.Error("net.tcp.client", "error", err.Error())
+			time.Sleep(time.Second * 2)
+			continue
+		}
+
+		buffer := make([]byte, 1024)
+		select {
+		case <-tc.ctx.Done():
+			tc.logger.Debug("router context done in module")
+			return nil
+		default:
+		READ:
+			for {
+				select {
+				case <-tc.ctx.Done():
+					tc.logger.Debug("router context done in module")
+					return nil
+				default:
+					byteCount, err := tc.conn.Read(buffer)
+
+					if err != nil {
+						tc.framer.Clear()
+						break READ
+					}
+
+					if tc.framer != nil {
+						if byteCount > 0 {
+							messages := tc.framer.Decode(buffer[0:byteCount])
+							for _, message := range messages {
+								if tc.router != nil {
+									tc.router.HandleInput(tc.Id(), message)
+								} else {
+									tc.logger.Error("net.tcp.client has no router")
+								}
+							}
+						}
+					}
+				}
+			}
+		}
+	}
+}
+
+func (tc *TCPClient) SetupConn() error {
+	client, err := net.DialTCP("tcp", nil, tc.Addr)
+	tc.conn = client
+	return err
+}
+
+func (tc *TCPClient) Output(payload any) error {
+	// NOTE(jwetzell): not sure how this would occur but
+	if tc.conn == nil {
+		err := tc.SetupConn()
+		if err != nil {
+			return err
+		}
+	}
+	payloadBytes, ok := payload.([]byte)
+	if !ok {
+		return errors.New("net.tcp.client is only able to output bytes")
+	}
+	_, err := tc.conn.Write(tc.framer.Encode(payloadBytes))
+	return err
+}

internal/module/tcp-server.go

@@ -0,0 +1,221 @@
+package module
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"log/slog"
+	"net"
+	"slices"
+	"sync"
+	"syscall"
+	"time"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"github.com/jwetzell/showbridge-go/internal/framer"
+	"github.com/jwetzell/showbridge-go/internal/route"
+)
+
+type TCPServer struct {
+	config        config.ModuleConfig
+	Addr          *net.TCPAddr
+	Framer        framer.Framer
+	ctx           context.Context
+	router        route.RouteIO
+	quit          chan interface{}
+	wg            sync.WaitGroup
+	connections   []*net.TCPConn
+	connectionsMu sync.RWMutex
+	logger        *slog.Logger
+}
+
+func init() {
+	RegisterModule(ModuleRegistration{
+		Type: "net.tcp.server",
+		New: func(ctx context.Context, config config.ModuleConfig, router route.RouteIO) (Module, error) {
+			params := config.Params
+			port, ok := params["port"]
+			if !ok {
+				return nil, errors.New("net.tcp.server requires a port parameter")
+			}
+
+			portNum, ok := port.(float64)
+
+			if !ok {
+				return nil, errors.New("net.tcp.server port must be a number")
+			}
+
+			framingMethod := "RAW"
+
+			framingMethodRaw, ok := params["framing"]
+
+			if ok {
+				framingMethodString, ok := framingMethodRaw.(string)
+
+				if !ok {
+					return nil, errors.New("misc.serial.client framing method must be a string")
+				}
+				framingMethod = framingMethodString
+			}
+
+			framer, err := framer.GetFramer(framingMethod)
+
+			if err != nil {
+				return nil, err
+			}
+
+			ipString := "0.0.0.0"
+
+			ip, ok := params["ip"]
+			if ok {
+
+				specificIpString, ok := ip.(string)
+
+				if !ok {
+					return nil, errors.New("net.tcp.server ip must be a string")
+				}
+				ipString = specificIpString
+			}
+
+			addr, err := net.ResolveTCPAddr("tcp", fmt.Sprintf("%s:%d", ipString, uint16(portNum)))
+			if err != nil {
+				return nil, err
+			}
+
+			return &TCPServer{Framer: framer, Addr: addr, config: config, quit: make(chan interface{}), ctx: ctx, router: router, logger: slog.Default().With("component", "module", "id", config.Id)}, nil
+		},
+	})
+}
+
+func (ts *TCPServer) Id() string {
+	return ts.config.Id
+}
+
+func (ts *TCPServer) Type() string {
+	return ts.config.Type
+}
+
+func (ts *TCPServer) handleClient(client *net.TCPConn) {
+	ts.connectionsMu.Lock()
+	ts.connections = append(ts.connections, client)
+	ts.connectionsMu.Unlock()
+	ts.logger.Debug("net.tcp.server connection accepted", "remoteAddr", client.RemoteAddr().String())
+	defer client.Close()
+
+	buffer := make([]byte, 1024)
+ClientRead:
+	for {
+		select {
+		case <-ts.quit:
+			return
+		default:
+			client.SetDeadline(time.Now().Add(time.Millisecond * 200))
+			byteCount, err := client.Read(buffer)
+
+			if err != nil {
+				if opErr, ok := err.(*net.OpError); ok {
+					//NOTE(jwetzell) we hit deadline
+					if opErr.Timeout() {
+						continue ClientRead
+					}
+					if errors.Is(opErr, syscall.ECONNRESET) {
+						ts.connectionsMu.Lock()
+						for i := 0; i < len(ts.connections); i++ {
+							if ts.connections[i] == client {
+								ts.connections = slices.Delete(ts.connections, i, i+1)
+								break
+							}
+						}
+						ts.logger.Debug("net.tcp.server connection reset", "remoteAddr", client.RemoteAddr().String())
+						ts.connectionsMu.Unlock()
+					}
+				}
+
+				if err.Error() == "EOF" {
+					ts.connectionsMu.Lock()
+					for i := 0; i < len(ts.connections); i++ {
+						if ts.connections[i] == client {
+							ts.connections = slices.Delete(ts.connections, i, i+1)
+							break
+						}
+					}
+					ts.logger.Debug("net.tcp.server stream ended", "remoteAddr", client.RemoteAddr().String())
+					ts.connectionsMu.Unlock()
+				}
+				return
+			}
+			if ts.Framer != nil {
+				if byteCount > 0 {
+					messages := ts.Framer.Decode(buffer[0:byteCount])
+					for _, message := range messages {
+						if ts.router != nil {
+							ts.router.HandleInput(ts.Id(), message)
+						} else {
+							ts.logger.Error("net.tcp.server has no router")
+						}
+					}
+				}
+			}
+		}
+	}
+}
+
+func (ts *TCPServer) Run() error {
+	listener, err := net.ListenTCP("tcp", ts.Addr)
+	if err != nil {
+		return err
+	}
+	ts.wg.Add(1)
+
+	go func() {
+		<-ts.ctx.Done()
+		close(ts.quit)
+		listener.Close()
+		ts.logger.Debug("router context done in module")
+	}()
+
+AcceptLoop:
+	for {
+		conn, err := listener.AcceptTCP()
+		if err != nil {
+			select {
+			case <-ts.quit:
+				break AcceptLoop
+			default:
+				ts.logger.Debug("net.tcp.server problem with listener", "error", err)
+			}
+		} else {
+			ts.wg.Add(1)
+			go func() {
+				ts.handleClient(conn)
+				ts.wg.Done()
+			}()
+		}
+	}
+	ts.wg.Done()
+	ts.wg.Wait()
+	return nil
+}
+
+func (ts *TCPServer) Output(payload any) error {
+	payloadBytes, ok := payload.([]byte)
+
+	if !ok {
+		return errors.New("net.tcp.server is only able to output bytes")
+	}
+	ts.connectionsMu.Lock()
+	errorString := ""
+
+	for _, connection := range ts.connections {
+		_, err := connection.Write(payloadBytes)
+		if err != nil {
+			errorString += fmt.Sprintf("%s\n", err.Error())
+		}
+	}
+	ts.connectionsMu.Unlock()
+
+	if errorString == "" {
+		return nil
+	}
+	return fmt.Errorf("net.tcp.server error during output: %s", errorString)
+}

internal/module/timer.go

@@ -1,36 +1,42 @@
-package showbridge
+package module
 
 import (
-	"fmt"
+	"context"
+	"errors"
 	"log/slog"
 	"time"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"github.com/jwetzell/showbridge-go/internal/route"
 )
 
 type Timer struct {
-	config   ModuleConfig
+	config   config.ModuleConfig
 	Duration uint32
-	router   *Router
+	ctx      context.Context
+	router   route.RouteIO
 	timer    *time.Timer
+	logger   *slog.Logger
 }
 
 func init() {
 	RegisterModule(ModuleRegistration{
 		Type: "gen.timer",
-		New: func(config ModuleConfig) (Module, error) {
+		New: func(ctx context.Context, config config.ModuleConfig, router route.RouteIO) (Module, error) {
 			params := config.Params
 
 			duration, ok := params["duration"]
 			if !ok {
-				return nil, fmt.Errorf("timer requires a duration parameter")
+				return nil, errors.New("gen.timer requires a duration parameter")
 			}
 
 			durationNum, ok := duration.(float64)
 
 			if !ok {
-				return nil, fmt.Errorf("timer duration must be number")
+				return nil, errors.New("gen.timer duration must be a number")
 			}
 
-			return &Timer{Duration: uint32(durationNum), config: config}, nil
+			return &Timer{Duration: uint32(durationNum), config: config, ctx: ctx, router: router, logger: slog.Default().With("component", "module", "id", config.Id)}, nil
 		},
 	})
 }
@@ -43,22 +49,18 @@ func (t *Timer) Type() string {
 	return t.config.Type
 }
 
-func (t *Timer) RegisterRouter(router *Router) {
-	t.router = router
-}
-
 func (t *Timer) Run() error {
 	t.timer = time.NewTimer(time.Millisecond * time.Duration(t.Duration))
 	defer t.timer.Stop()
 	for {
 		select {
-		case <-t.router.Context.Done():
+		case <-t.ctx.Done():
 			t.timer.Stop()
-			slog.Debug("router context done in module", "id", t.config.Id)
+			t.logger.Debug("router context done in module")
 			return nil
 		case time := <-t.timer.C:
 			if t.router != nil {
-				t.router.HandleInput(t.config.Id, time)
+				t.router.HandleInput(t.Id(), time)
 			}
 		}
 	}

internal/module/udp-client.go

@@ -0,0 +1,107 @@
+package module
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"log/slog"
+	"net"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"github.com/jwetzell/showbridge-go/internal/route"
+)
+
+type UDPClient struct {
+	config config.ModuleConfig
+	Addr   *net.UDPAddr
+	Port   uint16
+	conn   *net.UDPConn
+	ctx    context.Context
+	router route.RouteIO
+	logger *slog.Logger
+}
+
+func init() {
+	RegisterModule(ModuleRegistration{
+		Type: "net.udp.client",
+		New: func(ctx context.Context, config config.ModuleConfig, router route.RouteIO) (Module, error) {
+			params := config.Params
+			host, ok := params["host"]
+
+			if !ok {
+				return nil, errors.New("net.udp.client requires a host parameter")
+			}
+
+			hostString, ok := host.(string)
+
+			if !ok {
+				return nil, errors.New("net.udp.client host must be a string")
+			}
+
+			port, ok := params["port"]
+			if !ok {
+				return nil, errors.New("net.udp.client requires a port parameter")
+			}
+
+			portNum, ok := port.(float64)
+
+			if !ok {
+				return nil, errors.New("net.udp.client port must be a number")
+			}
+
+			addr, err := net.ResolveUDPAddr("udp", fmt.Sprintf("%s:%d", hostString, uint16(portNum)))
+			if err != nil {
+				return nil, err
+			}
+
+			return &UDPClient{Addr: addr, config: config, ctx: ctx, router: router, logger: slog.Default().With("component", "module", "id", config.Id)}, nil
+		},
+	})
+}
+
+func (uc *UDPClient) Id() string {
+	return uc.config.Id
+}
+
+func (uc *UDPClient) Type() string {
+	return uc.config.Type
+}
+
+func (uc *UDPClient) SetupConn() error {
+	client, err := net.DialUDP("udp", nil, uc.Addr)
+	uc.conn = client
+	return err
+}
+
+func (uc *UDPClient) Run() error {
+
+	err := uc.SetupConn()
+	if err != nil {
+		return err
+	}
+
+	<-uc.ctx.Done()
+	uc.logger.Debug("router context done in module")
+	if uc.conn != nil {
+		uc.conn.Close()
+	}
+	return nil
+}
+
+func (uc *UDPClient) Output(payload any) error {
+
+	payloadBytes, ok := payload.([]byte)
+	if !ok {
+		return errors.New("net.udp.client is only able to output bytes")
+	}
+	if uc.conn != nil {
+		_, err := uc.conn.Write(payloadBytes)
+
+		if err != nil {
+			return err
+		}
+	} else {
+		return errors.New("net.udp.client client is not setup")
+	}
+	return nil
+}

internal/module/udp-multicast.go

@@ -0,0 +1,124 @@
+package module
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"log/slog"
+	"net"
+	"time"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"github.com/jwetzell/showbridge-go/internal/route"
+)
+
+type UDPMulticast struct {
+	config config.ModuleConfig
+	conn   *net.UDPConn
+	ctx    context.Context
+	router route.RouteIO
+	Addr   *net.UDPAddr
+	logger *slog.Logger
+}
+
+func init() {
+	RegisterModule(ModuleRegistration{
+		Type: "net.udp.multicast",
+		New: func(ctx context.Context, config config.ModuleConfig, router route.RouteIO) (Module, error) {
+			params := config.Params
+			ip, ok := params["ip"]
+
+			if !ok {
+				return nil, errors.New("net.udp.multicast requires an ip parameter")
+			}
+
+			ipString, ok := ip.(string)
+
+			if !ok {
+				return nil, errors.New("net.udp.multicast ip must be a string")
+			}
+
+			port, ok := params["port"]
+			if !ok {
+				return nil, errors.New("net.udp.multicast requires a port parameter")
+			}
+
+			portNum, ok := port.(float64)
+
+			if !ok {
+				return nil, errors.New("net.udp.multicast port must be a number")
+			}
+
+			addr, err := net.ResolveUDPAddr("udp", fmt.Sprintf("%s:%d", ipString, uint16(portNum)))
+			if err != nil {
+				return nil, err
+			}
+			return &UDPMulticast{config: config, Addr: addr, ctx: ctx, router: router, logger: slog.Default().With("component", "module", "id", config.Id)}, nil
+		},
+	})
+}
+
+func (um *UDPMulticast) Id() string {
+	return um.config.Id
+}
+
+func (um *UDPMulticast) Type() string {
+	return um.config.Type
+}
+
+func (um *UDPMulticast) Run() error {
+
+	client, err := net.ListenMulticastUDP("udp", nil, um.Addr)
+	if err != nil {
+		return err
+	}
+	defer client.Close()
+
+	um.conn = client
+
+	buffer := make([]byte, 2048)
+	for {
+		select {
+		case <-um.ctx.Done():
+			// TODO(jwetzell): cleanup?
+			um.logger.Debug("router context done in module")
+			return nil
+		default:
+			um.conn.SetDeadline(time.Now().Add(time.Millisecond * 200))
+
+			numBytes, _, err := um.conn.ReadFromUDP(buffer)
+			if err != nil {
+				//NOTE(jwetzell) we hit deadline
+				if opErr, ok := err.(*net.OpError); ok && opErr.Timeout() {
+					continue
+				}
+				return err
+			}
+
+			if numBytes > 0 {
+				message := buffer[:numBytes]
+
+				if um.router != nil {
+					um.router.HandleInput(um.Id(), message)
+				} else {
+					um.logger.Error("net.udp.multicast has no router")
+				}
+			}
+		}
+	}
+}
+
+func (um *UDPMulticast) Output(payload any) error {
+
+	payloadBytes, ok := payload.([]byte)
+	if !ok {
+		return errors.New("net.udp.multicast can only output bytes")
+	}
+
+	if um.conn == nil {
+		return errors.New("net.udp.multicast connection is not setup")
+	}
+
+	_, err := um.conn.Write(payloadBytes)
+	return err
+}

internal/module/udp-server.go

@@ -0,0 +1,124 @@
+package module
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"log"
+	"log/slog"
+	"net"
+	"time"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"github.com/jwetzell/showbridge-go/internal/route"
+)
+
+type UDPServer struct {
+	Addr       *net.UDPAddr
+	BufferSize int
+	config     config.ModuleConfig
+	ctx        context.Context
+	router     route.RouteIO
+	logger     *slog.Logger
+}
+
+func init() {
+	RegisterModule(ModuleRegistration{
+		Type: "net.udp.server",
+		New: func(ctx context.Context, config config.ModuleConfig, router route.RouteIO) (Module, error) {
+			params := config.Params
+			port, ok := params["port"]
+			if !ok {
+				return nil, errors.New("net.udp.server requires a port parameter")
+			}
+
+			portNum, ok := port.(float64)
+
+			if !ok {
+				return nil, errors.New("net.udp.server port must be a number")
+			}
+
+			ipString := "0.0.0.0"
+
+			ip, ok := params["ip"]
+			if ok {
+
+				specificIpString, ok := ip.(string)
+
+				if !ok {
+					return nil, errors.New("net.udp.server ip must be a string")
+				}
+				ipString = specificIpString
+			}
+
+			addr, err := net.ResolveUDPAddr("udp", fmt.Sprintf("%s:%d", ipString, uint16(portNum)))
+			if err != nil {
+				log.Fatalf("error resolving UDP address: %v", err)
+			}
+
+			bufferSizeNum := 2048
+			bufferSize, ok := params["bufferSize"]
+
+			if ok {
+				bufferSizeFloat, ok := bufferSize.(float64)
+
+				if !ok {
+					return nil, errors.New("net.udp.server bufferSize must be a number")
+				}
+				bufferSizeNum = int(bufferSizeFloat)
+			}
+
+			return &UDPServer{Addr: addr, BufferSize: bufferSizeNum, config: config, ctx: ctx, router: router, logger: slog.Default().With("component", "module", "id", config.Id)}, nil
+		},
+	})
+}
+
+func (us *UDPServer) Id() string {
+	return us.config.Id
+}
+
+func (us *UDPServer) Type() string {
+	return us.config.Id
+}
+
+func (us *UDPServer) Run() error {
+
+	listener, err := net.ListenUDP("udp", us.Addr)
+	if err != nil {
+		return err
+	}
+
+	defer listener.Close()
+
+	buffer := make([]byte, us.BufferSize)
+	for {
+		select {
+		case <-us.ctx.Done():
+			// TODO(jwetzell): cleanup?
+			us.logger.Debug("router context done in module")
+			return nil
+		default:
+			listener.SetDeadline(time.Now().Add(time.Millisecond * 200))
+
+			numBytes, _, err := listener.ReadFromUDP(buffer)
+			if err != nil {
+				//NOTE(jwetzell) we hit deadline
+				if opErr, ok := err.(*net.OpError); ok && opErr.Timeout() {
+					continue
+				}
+				return err
+			}
+			message := buffer[:numBytes]
+			if us.router != nil {
+				us.router.HandleInput(us.Id(), message)
+			} else {
+				us.logger.Error("net.udp.server has no router")
+			}
+		}
+	}
+
+}
+
+func (us *UDPServer) Output(payload any) error {
+	return errors.New("net.udp.server output is not implemented")
+}

internal/processing/debug-log.go

@@ -1,29 +0,0 @@
-package processing
-
-import (
-	"context"
-	"fmt"
-	"log/slog"
-)
-
-type DebugLog struct {
-	config ProcessorConfig
-}
-
-func (dl *DebugLog) Process(ctx context.Context, payload any) (any, error) {
-	slog.Debug("debug.log", "payload", payload, "payloadType", fmt.Sprintf("%T", payload))
-	return payload, nil
-}
-
-func (dl *DebugLog) Type() string {
-	return dl.config.Type
-}
-
-func init() {
-	RegisterProcessor(ProcessorRegistration{
-		Type: "debug.log",
-		New: func(config ProcessorConfig) (Processor, error) {
-			return &DebugLog{config: config}, nil
-		},
-	})
-}

internal/processing/float-parse.go

@@ -1,39 +0,0 @@
-package processing
-
-import (
-	"context"
-	"fmt"
-	"strconv"
-)
-
-type FloatParse struct {
-	config ProcessorConfig
-}
-
-func (fp *FloatParse) Process(ctx context.Context, payload any) (any, error) {
-	payloadString, ok := payload.(string)
-
-	if !ok {
-		return nil, fmt.Errorf("float.parse processor only accepts a string")
-	}
-
-	// TODO(jwetzell): make bitSize configurable
-	payloadFloat, err := strconv.ParseFloat(payloadString, 64)
-	if err != nil {
-		return nil, err
-	}
-	return payloadFloat, nil
-}
-
-func (fp *FloatParse) Type() string {
-	return fp.config.Type
-}
-
-func init() {
-	RegisterProcessor(ProcessorRegistration{
-		Type: "float.parse",
-		New: func(config ProcessorConfig) (Processor, error) {
-			return &FloatParse{config: config}, nil
-		},
-	})
-}

internal/processing/int-parse.go

@@ -1,39 +0,0 @@
-package processing
-
-import (
-	"context"
-	"fmt"
-	"strconv"
-)
-
-type IntParse struct {
-	config ProcessorConfig
-}
-
-func (ip *IntParse) Process(ctx context.Context, payload any) (any, error) {
-	payloadString, ok := payload.(string)
-
-	if !ok {
-		return nil, fmt.Errorf("int.parse processor only accepts a string")
-	}
-
-	// TODO(jwetzell): make base and bitSize configurable
-	payloadInt, err := strconv.ParseInt(payloadString, 10, 64)
-	if err != nil {
-		return nil, err
-	}
-	return payloadInt, nil
-}
-
-func (ip *IntParse) Type() string {
-	return ip.config.Type
-}
-
-func init() {
-	RegisterProcessor(ProcessorRegistration{
-		Type: "int.parse",
-		New: func(config ProcessorConfig) (Processor, error) {
-			return &IntParse{config: config}, nil
-		},
-	})
-}

internal/processing/mqtt-message-create.go

@@ -1,90 +0,0 @@
-package processing
-
-import (
-	"context"
-	"fmt"
-)
-
-type MQTTMessage struct {
-	Topic    string
-	QoS      byte
-	Payload  any
-	Retained bool
-}
-
-type MQTTMessageCreate struct {
-	config   ProcessorConfig
-	Topic    string
-	QoS      byte
-	Retained bool
-	Payload  any
-}
-
-func (mmc *MQTTMessageCreate) Process(ctx context.Context, payload any) (any, error) {
-
-	message := MQTTMessage{
-		Topic:    mmc.Topic,
-		QoS:      mmc.QoS,
-		Retained: mmc.Retained,
-		Payload:  mmc.Payload,
-	}
-
-	return message, nil
-}
-
-func (mmc *MQTTMessageCreate) Type() string {
-	return mmc.config.Type
-}
-
-func init() {
-	RegisterProcessor(ProcessorRegistration{
-		Type: "mqtt.message.create",
-		New: func(config ProcessorConfig) (Processor, error) {
-			params := config.Params
-			topic, ok := params["topic"]
-
-			if !ok {
-				return nil, fmt.Errorf("mqtt.message.create requires an topic parameter")
-			}
-
-			topicString, ok := topic.(string)
-
-			if !ok {
-				return nil, fmt.Errorf("mqtt.message.create topic must be a string")
-			}
-
-			qos, ok := params["qos"]
-
-			if !ok {
-				return nil, fmt.Errorf("mqtt.message.create requires an qos parameter")
-			}
-
-			qosByte, ok := qos.(float64)
-
-			if !ok {
-				return nil, fmt.Errorf("mqtt.message.create qos must be a number")
-			}
-
-			retained, ok := params["retained"]
-
-			if !ok {
-				return nil, fmt.Errorf("mqtt.message.create requires an retained parameter")
-			}
-
-			retainedBool, ok := retained.(bool)
-
-			if !ok {
-				return nil, fmt.Errorf("mqtt.message.create retained must be a boolean")
-			}
-
-			//TODO(jwetzell): convert payload into []byte or string for sending
-			payload, ok := params["payload"]
-
-			if !ok {
-				return nil, fmt.Errorf("mqtt.message.create requires an payload parameter")
-			}
-
-			return &MQTTMessageCreate{config: config, Topic: topicString, QoS: byte(qosByte), Retained: retainedBool, Payload: payload}, nil
-		},
-	})
-}

internal/processing/string-decode_test.go

@@ -1,41 +0,0 @@
-package processing_test
-
-import (
-	"testing"
-
-	"github.com/jwetzell/showbridge-go/internal/processing"
-)
-
-func TestGoodStringDecode(t *testing.T) {
-	stringDecoder := processing.StringDecode{}
-	tests := []struct {
-		processor processing.Processor
-		name      string
-		payload   any
-		expected  string
-	}{
-		{
-			processor: &stringDecoder,
-			name:      "hello",
-			payload:   []byte{0x68, 0x65, 0x6c, 0x6c, 0x6f},
-			expected:  "hello",
-		},
-	}
-
-	for _, test := range tests {
-		t.Run(test.name, func(t *testing.T) {
-			got, err := test.processor.Process(t.Context(), test.payload)
-
-			gotString, ok := got.(string)
-			if !ok {
-				t.Errorf("string.decode returned a %T payload: %s", got, got)
-			}
-			if err != nil {
-				t.Errorf("string.decode failed: %s", err)
-			}
-			if gotString != test.expected {
-				t.Errorf("string.decode got %s, expected %s", got, test.expected)
-			}
-		})
-	}
-}

internal/processing/uint-parse.go

@@ -1,39 +0,0 @@
-package processing
-
-import (
-	"context"
-	"fmt"
-	"strconv"
-)
-
-type UintParse struct {
-	config ProcessorConfig
-}
-
-func (up *UintParse) Process(ctx context.Context, payload any) (any, error) {
-	payloadString, ok := payload.(string)
-
-	if !ok {
-		return nil, fmt.Errorf("uint.parse processor only accepts a string")
-	}
-
-	// TODO(jwetzell): make base and bitSize configurable
-	payloadUint, err := strconv.ParseUint(payloadString, 10, 64)
-	if err != nil {
-		return nil, err
-	}
-	return payloadUint, nil
-}
-
-func (up *UintParse) Type() string {
-	return up.config.Type
-}
-
-func init() {
-	RegisterProcessor(ProcessorRegistration{
-		Type: "uint.parse",
-		New: func(config ProcessorConfig) (Processor, error) {
-			return &UintParse{config: config}, nil
-		},
-	})
-}

internal/processor/debug-log.go

@@ -0,0 +1,32 @@
+package processor
+
+import (
+	"context"
+	"fmt"
+	"log/slog"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+)
+
+type DebugLog struct {
+	config config.ProcessorConfig
+	logger *slog.Logger
+}
+
+func (dl *DebugLog) Process(ctx context.Context, payload any) (any, error) {
+	dl.logger.Debug("debug.log", "payload", payload, "payloadType", fmt.Sprintf("%T", payload))
+	return payload, nil
+}
+
+func (dl *DebugLog) Type() string {
+	return dl.config.Type
+}
+
+func init() {
+	RegisterProcessor(ProcessorRegistration{
+		Type: "debug.log",
+		New: func(config config.ProcessorConfig) (Processor, error) {
+			return &DebugLog{config: config, logger: slog.Default().With("component", "processor")}, nil
+		},
+	})
+}

internal/processor/float-parse.go

@@ -0,0 +1,53 @@
+package processor
+
+import (
+	"context"
+	"errors"
+	"strconv"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+)
+
+type FloatParse struct {
+	BitSize int
+	config  config.ProcessorConfig
+}
+
+func (fp *FloatParse) Process(ctx context.Context, payload any) (any, error) {
+	payloadString, ok := payload.(string)
+
+	if !ok {
+		return nil, errors.New("float.parse processor only accepts a string")
+	}
+
+	payloadFloat, err := strconv.ParseFloat(payloadString, fp.BitSize)
+	if err != nil {
+		return nil, err
+	}
+	return payloadFloat, nil
+}
+
+func (fp *FloatParse) Type() string {
+	return fp.config.Type
+}
+
+func init() {
+	RegisterProcessor(ProcessorRegistration{
+		Type: "float.parse",
+		New: func(config config.ProcessorConfig) (Processor, error) {
+			params := config.Params
+			bitSizeNum := 64
+			bitSize, ok := params["bitSize"]
+			if ok {
+				bitSizeFloat, ok := bitSize.(float64)
+
+				if !ok {
+					return nil, errors.New("float.parse bitSize must be a number")
+				}
+
+				bitSizeNum = int(bitSizeFloat)
+			}
+			return &FloatParse{config: config, BitSize: bitSizeNum}, nil
+		},
+	})
+}

internal/processor/float-parse_test.go

@@ -0,0 +1,85 @@
+package processor_test
+
+import (
+	"testing"
+
+	"github.com/jwetzell/showbridge-go/internal/processor"
+)
+
+func TestGoodFloatParse(t *testing.T) {
+	floatParser := processor.FloatParse{}
+	tests := []struct {
+		processor processor.Processor
+		name      string
+		payload   any
+		expected  float64
+	}{
+		{
+			name:     "positive number",
+			payload:  "12345.67",
+			expected: 12345.67,
+		},
+		{
+			name:     "negative number",
+			payload:  "-12345.67",
+			expected: -12345.67,
+		},
+		{
+			name:     "zero",
+			payload:  "0",
+			expected: 0,
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			got, err := floatParser.Process(t.Context(), test.payload)
+
+			gotFloat, ok := got.(float64)
+			if !ok {
+				t.Errorf("float.parse returned a %T payload: %s", got, got)
+			}
+			if err != nil {
+				t.Errorf("float.parse failed: %s", err)
+			}
+			if gotFloat != test.expected {
+				t.Errorf("float.parse got %f, expected %f", gotFloat, test.expected)
+			}
+		})
+	}
+}
+
+func TestBadFloatParse(t *testing.T) {
+	floatParser := processor.FloatParse{}
+	tests := []struct {
+		processor   processor.Processor
+		name        string
+		payload     any
+		errorString string
+	}{
+		{
+			name:        "non-string input",
+			payload:     []byte{0x01},
+			errorString: "float.parse processor only accepts a string",
+		},
+		{
+			name:        "not float string",
+			payload:     "abcd",
+			errorString: "strconv.ParseFloat: parsing \"abcd\": invalid syntax",
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			got, err := floatParser.Process(t.Context(), test.payload)
+
+			if err == nil {
+				t.Errorf("float.parse expected to fail but succeeded, got: %v", got)
+
+			}
+			if err.Error() != test.errorString {
+				t.Errorf("float.parse got error '%s', expected '%s'", err.Error(), test.errorString)
+			}
+		})
+	}
+}

internal/processor/free-d-create.go

@@ -1,17 +1,18 @@
-package processing
+package processor
 
 import (
 	"bytes"
 	"context"
-	"fmt"
+	"errors"
 	"strconv"
 	"text/template"
 
 	freeD "github.com/jwetzell/free-d-go"
+	"github.com/jwetzell/showbridge-go/internal/config"
 )
 
 type FreeDCreate struct {
-	config ProcessorConfig
+	config config.ProcessorConfig
 	Id     *template.Template
 	Pan    *template.Template
 	Tilt   *template.Template
@@ -51,6 +52,10 @@ func (fc *FreeDCreate) Process(ctx context.Context, payload any) (any, error) {
 
 	panNum, err := strconv.ParseFloat(panString, 32)
 
+	if err != nil {
+		return nil, err
+	}
+
 	var tiltBuffer bytes.Buffer
 	err = fc.Tilt.Execute(&tiltBuffer, payload)
 
@@ -62,6 +67,10 @@ func (fc *FreeDCreate) Process(ctx context.Context, payload any) (any, error) {
 
 	tiltNum, err := strconv.ParseFloat(tiltString, 32)
 
+	if err != nil {
+		return nil, err
+	}
+
 	var rollBuffer bytes.Buffer
 	err = fc.Tilt.Execute(&rollBuffer, payload)
 
@@ -77,10 +86,6 @@ func (fc *FreeDCreate) Process(ctx context.Context, payload any) (any, error) {
 		return nil, err
 	}
 
-	if err != nil {
-		return nil, err
-	}
-
 	var posXBuffer bytes.Buffer
 	err = fc.PosX.Execute(&posXBuffer, payload)
 
@@ -178,20 +183,20 @@ func (fc *FreeDCreate) Type() string {
 func init() {
 	RegisterProcessor(ProcessorRegistration{
 		Type: "freed.create",
-		New: func(config ProcessorConfig) (Processor, error) {
+		New: func(config config.ProcessorConfig) (Processor, error) {
 
 			// TODO(jwetzell): make some params optional
 			params := config.Params
 			id, ok := params["id"]
 
 			if !ok {
-				return nil, fmt.Errorf("freed.create requires an id parameter")
+				return nil, errors.New("freed.create requires an id parameter")
 			}
 
 			idString, ok := id.(string)
 
 			if !ok {
-				return nil, fmt.Errorf("freed.create id must be a string")
+				return nil, errors.New("freed.create id must be a string")
 			}
 
 			idTemplate, err := template.New("id").Parse(idString)
@@ -203,13 +208,13 @@ func init() {
 			pan, ok := params["pan"]
 
 			if !ok {
-				return nil, fmt.Errorf("freed.create requires an pan parameter")
+				return nil, errors.New("freed.create requires a pan parameter")
 			}
 
 			panString, ok := pan.(string)
 
 			if !ok {
-				return nil, fmt.Errorf("freed.create pan must be a string")
+				return nil, errors.New("freed.create pan must be a string")
 			}
 
 			panTemplate, err := template.New("pan").Parse(panString)
@@ -217,13 +222,13 @@ func init() {
 			tilt, ok := params["tilt"]
 
 			if !ok {
-				return nil, fmt.Errorf("freed.create requires an tilt parameter")
+				return nil, errors.New("freed.create requires a tilt parameter")
 			}
 
 			tiltString, ok := tilt.(string)
 
 			if !ok {
-				return nil, fmt.Errorf("freed.create tilt must be a string")
+				return nil, errors.New("freed.create tilt must be a string")
 			}
 
 			tiltTemplate, err := template.New("tilt").Parse(tiltString)
@@ -231,13 +236,13 @@ func init() {
 			roll, ok := params["roll"]
 
 			if !ok {
-				return nil, fmt.Errorf("freed.create requires an roll parameter")
+				return nil, errors.New("freed.create requires a roll parameter")
 			}
 
 			rollString, ok := roll.(string)
 
 			if !ok {
-				return nil, fmt.Errorf("freed.create roll must be a string")
+				return nil, errors.New("freed.create roll must be a string")
 			}
 
 			rollTemplate, err := template.New("roll").Parse(rollString)
@@ -249,13 +254,13 @@ func init() {
 			posX, ok := params["posX"]
 
 			if !ok {
-				return nil, fmt.Errorf("freed.create requires a posX parameter")
+				return nil, errors.New("freed.create requires a posX parameter")
 			}
 
 			posXString, ok := posX.(string)
 
 			if !ok {
-				return nil, fmt.Errorf("freed.create posX must be a string")
+				return nil, errors.New("freed.create posX must be a string")
 			}
 
 			posXTemplate, err := template.New("posX").Parse(posXString)
@@ -267,13 +272,13 @@ func init() {
 			posY, ok := params["posY"]
 
 			if !ok {
-				return nil, fmt.Errorf("freed.create requires a posY parameter")
+				return nil, errors.New("freed.create requires a posY parameter")
 			}
 
 			posYString, ok := posY.(string)
 
 			if !ok {
-				return nil, fmt.Errorf("freed.create posY must be a string")
+				return nil, errors.New("freed.create posY must be a string")
 			}
 
 			posYTemplate, err := template.New("posY").Parse(posYString)
@@ -285,13 +290,13 @@ func init() {
 			posZ, ok := params["posZ"]
 
 			if !ok {
-				return nil, fmt.Errorf("freed.create requires a posZ parameter")
+				return nil, errors.New("freed.create requires a posZ parameter")
 			}
 
 			posZString, ok := posZ.(string)
 
 			if !ok {
-				return nil, fmt.Errorf("freed.create posZ must be a string")
+				return nil, errors.New("freed.create posZ must be a string")
 			}
 
 			posZTemplate, err := template.New("posZ").Parse(posZString)
@@ -303,13 +308,13 @@ func init() {
 			zoom, ok := params["zoom"]
 
 			if !ok {
-				return nil, fmt.Errorf("freed.create requires an zoom parameter")
+				return nil, errors.New("freed.create requires a zoom parameter")
 			}
 
 			zoomString, ok := zoom.(string)
 
 			if !ok {
-				return nil, fmt.Errorf("freed.create zoom must be a string")
+				return nil, errors.New("freed.create zoom must be a string")
 			}
 
 			zoomTemplate, err := template.New("zoom").Parse(zoomString)
@@ -317,13 +322,13 @@ func init() {
 			focus, ok := params["focus"]
 
 			if !ok {
-				return nil, fmt.Errorf("freed.create requires an focus parameter")
+				return nil, errors.New("freed.create requires a focus parameter")
 			}
 
 			focusString, ok := focus.(string)
 
 			if !ok {
-				return nil, fmt.Errorf("freed.create focus must be a string")
+				return nil, errors.New("freed.create focus must be a string")
 			}
 
 			focusTemplate, err := template.New("focus").Parse(focusString)

internal/processor/free-d-decode.go

@@ -1,27 +1,27 @@
-package processing
+package processor
 
 import (
 	"context"
-	"fmt"
-	"log/slog"
+	"errors"
 
 	freeD "github.com/jwetzell/free-d-go"
+	"github.com/jwetzell/showbridge-go/internal/config"
 )
 
 type FreeDDecode struct {
-	config ProcessorConfig
+	config config.ProcessorConfig
 }
 
 func (fdd *FreeDDecode) Process(ctx context.Context, payload any) (any, error) {
 	payloadBytes, ok := payload.([]byte)
 
 	if !ok {
-		return nil, fmt.Errorf("freed.decode processor only accepts a []byte")
+		return nil, errors.New("freed.decode processor only accepts a []byte")
 	}
 
 	payloadMessage, err := freeD.Decode(payloadBytes)
 	if err != nil {
-		slog.Error("error decoding", "err", err)
+		return nil, err
 	}
 	return payloadMessage, nil
 }
@@ -33,7 +33,7 @@ func (fdd *FreeDDecode) Type() string {
 func init() {
 	RegisterProcessor(ProcessorRegistration{
 		Type: "freed.decode",
-		New: func(config ProcessorConfig) (Processor, error) {
+		New: func(config config.ProcessorConfig) (Processor, error) {
 			return &FreeDDecode{config: config}, nil
 		},
 	})

internal/processor/free-d-encode.go

@@ -1,21 +1,22 @@
-package processing
+package processor
 
 import (
 	"context"
-	"fmt"
+	"errors"
 
 	freeD "github.com/jwetzell/free-d-go"
+	"github.com/jwetzell/showbridge-go/internal/config"
 )
 
 type FreeDEncode struct {
-	config ProcessorConfig
+	config config.ProcessorConfig
 }
 
 func (fde *FreeDEncode) Process(ctx context.Context, payload any) (any, error) {
 	payloadPosition, ok := payload.(freeD.FreeDPosition)
 
 	if !ok {
-		return nil, fmt.Errorf("freed.decode processor only accepts a FreeDEncode")
+		return nil, errors.New("freed.decode processor only accepts a FreeDEncode")
 	}
 
 	payloadBytes := freeD.Encode(payloadPosition)
@@ -29,7 +30,7 @@ func (fde *FreeDEncode) Type() string {
 func init() {
 	RegisterProcessor(ProcessorRegistration{
 		Type: "freed.encode",
-		New: func(config ProcessorConfig) (Processor, error) {
+		New: func(config config.ProcessorConfig) (Processor, error) {
 			return &FreeDEncode{config: config}, nil
 		},
 	})

internal/processor/http-request-create.go

@@ -1,23 +1,25 @@
-package processing
+package processor
 
 import (
 	"bytes"
 	"context"
-	"fmt"
+	"errors"
 	"net/http"
 	"text/template"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
 )
 
 type HTTPRequestCreate struct {
-	config ProcessorConfig
+	config config.ProcessorConfig
 	Method string
 	URL    *template.Template
 }
 
-func (hre *HTTPRequestCreate) Process(ctx context.Context, payload any) (any, error) {
+func (hrc *HTTPRequestCreate) Process(ctx context.Context, payload any) (any, error) {
 
 	var urlBuffer bytes.Buffer
-	err := hre.URL.Execute(&urlBuffer, payload)
+	err := hrc.URL.Execute(&urlBuffer, payload)
 
 	if err != nil {
 		return nil, err
@@ -26,7 +28,7 @@ func (hre *HTTPRequestCreate) Process(ctx context.Context, payload any) (any, er
 	urlString := urlBuffer.String()
 
 	//TODO(jwetzell): support body
-	request, err := http.NewRequest(hre.Method, urlString, bytes.NewBuffer([]byte{}))
+	request, err := http.NewRequest(hrc.Method, urlString, bytes.NewBuffer([]byte{}))
 
 	if err != nil {
 		return nil, err
@@ -35,38 +37,38 @@ func (hre *HTTPRequestCreate) Process(ctx context.Context, payload any) (any, er
 	return request, nil
 }
 
-func (hre *HTTPRequestCreate) Type() string {
-	return hre.config.Type
+func (hrc *HTTPRequestCreate) Type() string {
+	return hrc.config.Type
 }
 
 func init() {
 	RegisterProcessor(ProcessorRegistration{
 		Type: "http.request.create",
-		New: func(config ProcessorConfig) (Processor, error) {
+		New: func(config config.ProcessorConfig) (Processor, error) {
 			params := config.Params
 
 			method, ok := params["method"]
 
 			if !ok {
-				return nil, fmt.Errorf("http.request.create requires an method parameter")
+				return nil, errors.New("http.request.create requires a method parameter")
 			}
 
 			methodString, ok := method.(string)
 
 			if !ok {
-				return nil, fmt.Errorf("http.request.create url must be a string")
+				return nil, errors.New("http.request.create url must be a string")
 			}
 
 			url, ok := params["url"]
 
 			if !ok {
-				return nil, fmt.Errorf("http.request.create requires an url parameter")
+				return nil, errors.New("http.request.create requires a url parameter")
 			}
 
 			urlString, ok := url.(string)
 
 			if !ok {
-				return nil, fmt.Errorf("http.request.create url must be a string")
+				return nil, errors.New("http.request.create url must be a string")
 			}
 
 			urlTemplate, err := template.New("url").Parse(urlString)

internal/processor/http-request-encode.go

@@ -1,21 +1,23 @@
-package processing
+package processor
 
 import (
 	"context"
-	"fmt"
+	"errors"
 	"io"
 	"net/http"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
 )
 
 type HTTPRequestEncode struct {
-	config ProcessorConfig
+	config config.ProcessorConfig
 }
 
 func (hre *HTTPRequestEncode) Process(ctx context.Context, payload any) (any, error) {
 	payloadRequest, ok := payload.(*http.Request)
 
 	if !ok {
-		return nil, fmt.Errorf("http.request.encode processor only accepts an http.Request")
+		return nil, errors.New("http.request.encode processor only accepts an http.Request")
 	}
 
 	bytes, err := io.ReadAll(payloadRequest.Body)
@@ -33,7 +35,7 @@ func (hre *HTTPRequestEncode) Type() string {
 func init() {
 	RegisterProcessor(ProcessorRegistration{
 		Type: "http.request.encode",
-		New: func(config ProcessorConfig) (Processor, error) {
+		New: func(config config.ProcessorConfig) (Processor, error) {
 			return &HTTPRequestEncode{config: config}, nil
 		},
 	})

internal/processor/http-request-filter.go

@@ -1,14 +1,17 @@
-package processing
+package processor
 
 import (
 	"context"
+	"errors"
 	"fmt"
 	"net/http"
 	"regexp"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
 )
 
 type HTTPRequestFilter struct {
-	config ProcessorConfig
+	config config.ProcessorConfig
 	Path   *regexp.Regexp
 	Method string
 }
@@ -18,7 +21,7 @@ func (hrf *HTTPRequestFilter) Process(ctx context.Context, payload any) (any, er
 	payloadRequest, ok := payload.(*http.Request)
 
 	if !ok {
-		return nil, fmt.Errorf("http.request.filter can only operate on http.Request payloads")
+		return nil, errors.New("http.request.filter can only operate on http.Request payloads")
 	}
 
 	if hrf.Method != "" {
@@ -41,18 +44,18 @@ func (hrf *HTTPRequestFilter) Type() string {
 func init() {
 	RegisterProcessor(ProcessorRegistration{
 		Type: "http.request.filter",
-		New: func(config ProcessorConfig) (Processor, error) {
+		New: func(config config.ProcessorConfig) (Processor, error) {
 			params := config.Params
 			path, ok := params["path"]
 
 			if !ok {
-				return nil, fmt.Errorf("http.request.filter requires an path parameter")
+				return nil, errors.New("http.request.filter requires a path parameter")
 			}
 
 			pathString, ok := path.(string)
 
 			if !ok {
-				return nil, fmt.Errorf("http.request.filter path must be a string")
+				return nil, errors.New("http.request.filter path must be a string")
 			}
 
 			pathRegexp, err := regexp.Compile(fmt.Sprintf("^%s$", pathString))
@@ -67,7 +70,7 @@ func init() {
 				methodString, ok := method.(string)
 
 				if !ok {
-					return nil, fmt.Errorf("http.request.filter method must be a string")
+					return nil, errors.New("http.request.filter method must be a string")
 				}
 				return &HTTPRequestFilter{config: config, Path: pathRegexp, Method: methodString}, nil
 			}

internal/processor/http-response-encode.go

@@ -1,21 +1,23 @@
-package processing
+package processor
 
 import (
 	"context"
-	"fmt"
+	"errors"
 	"io"
 	"net/http"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
 )
 
 type HTTPResponseEncode struct {
-	config ProcessorConfig
+	config config.ProcessorConfig
 }
 
 func (hre *HTTPResponseEncode) Process(ctx context.Context, payload any) (any, error) {
 	payloadResponse, ok := payload.(*http.Response)
 
 	if !ok {
-		return nil, fmt.Errorf("http.response.encode processor only accepts an http.Response")
+		return nil, errors.New("http.response.encode processor only accepts an http.Response")
 	}
 	defer payloadResponse.Body.Close()
 
@@ -34,7 +36,7 @@ func (hre *HTTPResponseEncode) Type() string {
 func init() {
 	RegisterProcessor(ProcessorRegistration{
 		Type: "http.response.encode",
-		New: func(config ProcessorConfig) (Processor, error) {
+		New: func(config config.ProcessorConfig) (Processor, error) {
 			return &HTTPResponseEncode{config: config}, nil
 		},
 	})

internal/processor/int-parse.go

@@ -0,0 +1,67 @@
+package processor
+
+import (
+	"context"
+	"errors"
+	"strconv"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+)
+
+type IntParse struct {
+	Base    int
+	BitSize int
+	config  config.ProcessorConfig
+}
+
+func (ip *IntParse) Process(ctx context.Context, payload any) (any, error) {
+	payloadString, ok := payload.(string)
+
+	if !ok {
+		return nil, errors.New("int.parse processor only accepts a string")
+	}
+
+	payloadInt, err := strconv.ParseInt(payloadString, ip.Base, ip.BitSize)
+	if err != nil {
+		return nil, err
+	}
+	return payloadInt, nil
+}
+
+func (ip *IntParse) Type() string {
+	return ip.config.Type
+}
+
+func init() {
+	RegisterProcessor(ProcessorRegistration{
+		Type: "int.parse",
+		New: func(config config.ProcessorConfig) (Processor, error) {
+			params := config.Params
+
+			baseNum := 10
+			base, ok := params["base"]
+			if ok {
+				baseFloat, ok := base.(float64)
+
+				if !ok {
+					return nil, errors.New("int.parse base must be a number")
+				}
+
+				baseNum = int(baseFloat)
+			}
+
+			bitSizeNum := 64
+			bitSize, ok := params["bitSize"]
+			if ok {
+				bitSizeFloat, ok := bitSize.(float64)
+
+				if !ok {
+					return nil, errors.New("int.parse bitSize must be a number")
+				}
+
+				bitSizeNum = int(bitSizeFloat)
+			}
+			return &IntParse{config: config, Base: baseNum, BitSize: bitSizeNum}, nil
+		},
+	})
+}

internal/processor/int-parse_test.go

@@ -0,0 +1,85 @@
+package processor_test
+
+import (
+	"testing"
+
+	"github.com/jwetzell/showbridge-go/internal/processor"
+)
+
+func TestGoodIntParse(t *testing.T) {
+	intParser := processor.IntParse{}
+	tests := []struct {
+		processor processor.Processor
+		name      string
+		payload   any
+		expected  int64
+	}{
+		{
+			name:     "positive number",
+			payload:  "12345",
+			expected: 12345,
+		},
+		{
+			name:     "negative number",
+			payload:  "-12345",
+			expected: -12345,
+		},
+		{
+			name:     "zero",
+			payload:  "0",
+			expected: 0,
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			got, err := intParser.Process(t.Context(), test.payload)
+
+			gotInt, ok := got.(int64)
+			if !ok {
+				t.Errorf("int.parse returned a %T payload: %s", got, got)
+			}
+			if err != nil {
+				t.Errorf("int.parse failed: %s", err)
+			}
+			if gotInt != test.expected {
+				t.Errorf("int.parse got %d, expected %d", gotInt, test.expected)
+			}
+		})
+	}
+}
+
+func TestBadIntParse(t *testing.T) {
+	intParser := processor.IntParse{}
+	tests := []struct {
+		processor   processor.Processor
+		name        string
+		payload     any
+		errorString string
+	}{
+		{
+			name:        "non-string input",
+			payload:     []byte{0x01},
+			errorString: "int.parse processor only accepts a string",
+		},
+		{
+			name:        "not int string",
+			payload:     "123.46",
+			errorString: "strconv.ParseInt: parsing \"123.46\": invalid syntax",
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			got, err := intParser.Process(t.Context(), test.payload)
+
+			if err == nil {
+				t.Errorf("int.parse expected to fail but succeeded, got: %v", got)
+
+			}
+			if err.Error() != test.errorString {
+				t.Errorf("int.parse got error '%s', expected '%s'", err.Error(), test.errorString)
+			}
+		})
+	}
+}

internal/processor/midi-message-create.go

@@ -0,0 +1,376 @@
+//go:build cgo
+
+package processor
+
+import (
+	"bytes"
+	"context"
+	"errors"
+	"fmt"
+	"strconv"
+	"text/template"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"gitlab.com/gomidi/midi/v2"
+)
+
+// TODO(jwetzell): support using numbers in config file treated as hardcoded values
+type MIDIMessageCreate struct {
+	config      config.ProcessorConfig
+	ProcessFunc func(ctx context.Context, payload any) (any, error)
+}
+
+func (mmd *MIDIMessageCreate) Process(ctx context.Context, payload any) (any, error) {
+	return mmd.ProcessFunc(ctx, payload)
+}
+
+func (mmd *MIDIMessageCreate) Type() string {
+	return mmd.config.Type
+}
+
+func newMidiNoteOnCreate(config config.ProcessorConfig) (Processor, error) {
+
+	params := config.Params
+
+	channel, ok := params["channel"]
+
+	if !ok {
+		return nil, errors.New("midi.message.create NoteOn requires a channel parameter")
+	}
+
+	channelString, ok := channel.(string)
+
+	if !ok {
+		return nil, errors.New("midi.message.create NoteOn channel must be a string")
+	}
+
+	channelTemplate, err := template.New("channel").Parse(channelString)
+
+	if err != nil {
+		return nil, err
+	}
+
+	note, ok := params["note"]
+
+	if !ok {
+		return nil, errors.New("midi.message.create NoteOn requires a note parameter")
+	}
+
+	noteString, ok := note.(string)
+
+	if !ok {
+		return nil, errors.New("midi.message.create NoteOn note must be a string")
+	}
+
+	noteTemplate, err := template.New("note").Parse(noteString)
+
+	if err != nil {
+		return nil, err
+	}
+
+	velocity, ok := params["velocity"]
+
+	if !ok {
+		return nil, errors.New("midi.message.create NoteOn requires a velocity parameter")
+	}
+
+	velocityString, ok := velocity.(string)
+
+	if !ok {
+		return nil, errors.New("midi.message.create NoteOn velocity must be a string")
+	}
+
+	velocityTemplate, err := template.New("velocity").Parse(velocityString)
+
+	if err != nil {
+		return nil, err
+	}
+
+	return &MIDIMessageCreate{config: config, ProcessFunc: func(ctx context.Context, payload any) (any, error) {
+
+		var channelBuffer bytes.Buffer
+		err := channelTemplate.Execute(&channelBuffer, payload)
+
+		if err != nil {
+			return nil, err
+		}
+
+		channelValue, err := strconv.ParseUint(channelBuffer.String(), 10, 8)
+
+		var noteBuffer bytes.Buffer
+		err = noteTemplate.Execute(&noteBuffer, payload)
+
+		if err != nil {
+			return nil, err
+		}
+
+		noteValue, err := strconv.ParseUint(noteBuffer.String(), 10, 8)
+
+		var velocityBuffer bytes.Buffer
+		err = velocityTemplate.Execute(&velocityBuffer, payload)
+
+		if err != nil {
+			return nil, err
+		}
+
+		velocityValue, err := strconv.ParseUint(velocityBuffer.String(), 10, 8)
+		payloadMessage := midi.NoteOn(uint8(channelValue), uint8(noteValue), uint8(velocityValue))
+		return payloadMessage, nil
+	}}, nil
+}
+
+func newMidiNoteOffCreate(config config.ProcessorConfig) (Processor, error) {
+
+	params := config.Params
+
+	channel, ok := params["channel"]
+
+	if !ok {
+		return nil, errors.New("midi.message.create NoteOn requires a channel parameter")
+	}
+
+	channelString, ok := channel.(string)
+
+	if !ok {
+		return nil, errors.New("midi.message.create NoteOn channel must be a string")
+	}
+
+	channelTemplate, err := template.New("channel").Parse(channelString)
+
+	if err != nil {
+		return nil, err
+	}
+
+	note, ok := params["note"]
+
+	if !ok {
+		return nil, errors.New("midi.message.create NoteOn requires a note parameter")
+	}
+
+	noteString, ok := note.(string)
+
+	if !ok {
+		return nil, errors.New("midi.message.create NoteOn note must be a string")
+	}
+
+	noteTemplate, err := template.New("note").Parse(noteString)
+
+	if err != nil {
+		return nil, err
+	}
+
+	return &MIDIMessageCreate{config: config, ProcessFunc: func(ctx context.Context, payload any) (any, error) {
+
+		var channelBuffer bytes.Buffer
+		err := channelTemplate.Execute(&channelBuffer, payload)
+
+		if err != nil {
+			return nil, err
+		}
+
+		channelValue, err := strconv.ParseUint(channelBuffer.String(), 10, 8)
+
+		var noteBuffer bytes.Buffer
+		err = noteTemplate.Execute(&noteBuffer, payload)
+
+		if err != nil {
+			return nil, err
+		}
+
+		noteValue, err := strconv.ParseUint(noteBuffer.String(), 10, 8)
+
+		payloadMessage := midi.NoteOff(uint8(channelValue), uint8(noteValue))
+		return payloadMessage, nil
+	}}, nil
+}
+
+func newMidiControlChangeCreate(config config.ProcessorConfig) (Processor, error) {
+
+	params := config.Params
+
+	channel, ok := params["channel"]
+
+	if !ok {
+		return nil, errors.New("midi.message.create ControlChange requires a channel parameter")
+	}
+
+	channelString, ok := channel.(string)
+
+	if !ok {
+		return nil, errors.New("midi.message.create ControlChange channel must be a string")
+	}
+
+	channelTemplate, err := template.New("channel").Parse(channelString)
+
+	if err != nil {
+		return nil, err
+	}
+
+	controller, ok := params["controller"]
+
+	if !ok {
+		return nil, errors.New("midi.message.create ControlChange requires a controller parameter")
+	}
+
+	controllerString, ok := controller.(string)
+
+	if !ok {
+		return nil, errors.New("midi.message.create ControlChange controller must be a string")
+	}
+
+	controllerTemplate, err := template.New("controller").Parse(controllerString)
+
+	if err != nil {
+		return nil, err
+	}
+
+	value, ok := params["value"]
+
+	if !ok {
+		return nil, errors.New("midi.message.create ControlChange requires a value parameter")
+	}
+
+	valueString, ok := value.(string)
+
+	if !ok {
+		return nil, errors.New("midi.message.create ControlChange value must be a string")
+	}
+
+	valueTemplate, err := template.New("value").Parse(valueString)
+
+	if err != nil {
+		return nil, err
+	}
+
+	return &MIDIMessageCreate{config: config, ProcessFunc: func(ctx context.Context, payload any) (any, error) {
+
+		var channelBuffer bytes.Buffer
+		err := channelTemplate.Execute(&channelBuffer, payload)
+
+		if err != nil {
+			return nil, err
+		}
+
+		channelValue, err := strconv.ParseUint(channelBuffer.String(), 10, 8)
+
+		var controllerBuffer bytes.Buffer
+		err = controllerTemplate.Execute(&controllerBuffer, payload)
+
+		if err != nil {
+			return nil, err
+		}
+
+		controllerValue, err := strconv.ParseUint(controllerBuffer.String(), 10, 8)
+
+		var valueBuffer bytes.Buffer
+		err = valueTemplate.Execute(&valueBuffer, payload)
+
+		if err != nil {
+			return nil, err
+		}
+
+		valueValue, err := strconv.ParseUint(valueBuffer.String(), 10, 8)
+
+		payloadMessage := midi.ControlChange(uint8(channelValue), uint8(controllerValue), uint8(valueValue))
+		return payloadMessage, nil
+	}}, nil
+}
+
+func newMidiProgramChangeCreate(config config.ProcessorConfig) (Processor, error) {
+
+	params := config.Params
+
+	channel, ok := params["channel"]
+
+	if !ok {
+		return nil, errors.New("midi.message.create ProgramChange requires a channel parameter")
+	}
+
+	channelString, ok := channel.(string)
+
+	if !ok {
+		return nil, errors.New("midi.message.create ProgramChange channel must be a string")
+	}
+
+	channelTemplate, err := template.New("channel").Parse(channelString)
+
+	if err != nil {
+		return nil, err
+	}
+
+	program, ok := params["program"]
+
+	if !ok {
+		return nil, errors.New("midi.message.create ProgramChange requires a program parameter")
+	}
+
+	programString, ok := program.(string)
+
+	if !ok {
+		return nil, errors.New("midi.message.create ProgramChange program must be a string")
+	}
+
+	programTemplate, err := template.New("program").Parse(programString)
+
+	if err != nil {
+		return nil, err
+	}
+
+	return &MIDIMessageCreate{config: config, ProcessFunc: func(ctx context.Context, payload any) (any, error) {
+
+		var channelBuffer bytes.Buffer
+		err := channelTemplate.Execute(&channelBuffer, payload)
+
+		if err != nil {
+			return nil, err
+		}
+
+		channelValue, err := strconv.ParseUint(channelBuffer.String(), 10, 8)
+
+		var programBuffer bytes.Buffer
+		err = programTemplate.Execute(&programBuffer, payload)
+
+		if err != nil {
+			return nil, err
+		}
+
+		programValue, err := strconv.ParseUint(programBuffer.String(), 10, 8)
+
+		payloadMessage := midi.ProgramChange(uint8(channelValue), uint8(programValue))
+		return payloadMessage, nil
+	}}, nil
+}
+
+func init() {
+	RegisterProcessor(ProcessorRegistration{
+		Type: "midi.message.create",
+		New: func(config config.ProcessorConfig) (Processor, error) {
+			params := config.Params
+
+			msgType, ok := params["type"]
+
+			if !ok {
+				return nil, errors.New("midi.message.create requires a type parameter")
+			}
+
+			msgTypeString, ok := msgType.(string)
+
+			if !ok {
+				return nil, errors.New("midi.message.create type parameter must be a string")
+			}
+
+			switch msgTypeString {
+			case "NoteOn", "noteon", "note_on":
+				return newMidiNoteOnCreate(config)
+			case "NoteOff", "noteoff", "note_off":
+				return newMidiNoteOffCreate(config)
+			case "ControlChange", "controlchange", "control_change":
+				return newMidiControlChangeCreate(config)
+			case "ProgramChange", "programchange", "program_change":
+				return newMidiProgramChangeCreate(config)
+			default:
+				return nil, fmt.Errorf("midi.message.create does not support type %s", msgTypeString)
+			}
+		},
+	})
+}

internal/processor/midi-message-decode.go

@@ -1,23 +1,24 @@
 //go:build cgo
 
-package processing
+package processor
 
 import (
 	"context"
-	"fmt"
+	"errors"
 
+	"github.com/jwetzell/showbridge-go/internal/config"
 	"gitlab.com/gomidi/midi/v2"
 )
 
 type MIDIMessageDecode struct {
-	config ProcessorConfig
+	config config.ProcessorConfig
 }
 
 func (mmd *MIDIMessageDecode) Process(ctx context.Context, payload any) (any, error) {
 	payloadBytes, ok := payload.([]byte)
 
 	if !ok {
-		return nil, fmt.Errorf("midi.message.decode processor only accepts a []byte")
+		return nil, errors.New("midi.message.decode processor only accepts a []byte")
 	}
 
 	payloadMessage := midi.Message(payloadBytes)
@@ -32,7 +33,7 @@ func (mmd *MIDIMessageDecode) Type() string {
 func init() {
 	RegisterProcessor(ProcessorRegistration{
 		Type: "midi.message.decode",
-		New: func(config ProcessorConfig) (Processor, error) {
+		New: func(config config.ProcessorConfig) (Processor, error) {
 			return &MIDIMessageDecode{config: config}, nil
 		},
 	})

internal/processor/midi-message-encode.go

@@ -1,23 +1,24 @@
 //go:build cgo
 
-package processing
+package processor
 
 import (
 	"context"
-	"fmt"
+	"errors"
 
+	"github.com/jwetzell/showbridge-go/internal/config"
 	"gitlab.com/gomidi/midi/v2"
 )
 
 type MIDIMessageEncode struct {
-	config ProcessorConfig
+	config config.ProcessorConfig
 }
 
 func (mme *MIDIMessageEncode) Process(ctx context.Context, payload any) (any, error) {
 	payloadMessage, ok := payload.(midi.Message)
 
 	if !ok {
-		return nil, fmt.Errorf("midi.message.encode processor only accepts an midi.Message")
+		return nil, errors.New("midi.message.encode processor only accepts an midi.Message")
 	}
 
 	return payloadMessage.Bytes(), nil
@@ -30,7 +31,7 @@ func (mme *MIDIMessageEncode) Type() string {
 func init() {
 	RegisterProcessor(ProcessorRegistration{
 		Type: "midi.message.encode",
-		New: func(config ProcessorConfig) (Processor, error) {
+		New: func(config config.ProcessorConfig) (Processor, error) {
 			return &MIDIMessageEncode{config: config}, nil
 		},
 	})

internal/processor/midi-message-filter.go

@@ -0,0 +1,55 @@
+//go:build cgo
+
+package processor
+
+import (
+	"context"
+	"errors"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"gitlab.com/gomidi/midi/v2"
+)
+
+type MIDIMessageFilter struct {
+	config   config.ProcessorConfig
+	MIDIType string
+}
+
+func (mmf *MIDIMessageFilter) Process(ctx context.Context, payload any) (any, error) {
+	payloadMessage, ok := payload.(midi.Message)
+
+	if !ok {
+		return nil, errors.New("midi.message.filter processor only accepts an midi.Message")
+	}
+
+	if payloadMessage.Type().String() != mmf.MIDIType {
+		return nil, nil
+	}
+
+	return payloadMessage, nil
+}
+
+func (mmf *MIDIMessageFilter) Type() string {
+	return mmf.config.Type
+}
+
+func init() {
+	RegisterProcessor(ProcessorRegistration{
+		Type: "midi.message.filter",
+		New: func(config config.ProcessorConfig) (Processor, error) {
+			params := config.Params
+			midiType, ok := params["type"]
+
+			if !ok {
+				return nil, errors.New("midi.message.filter requires a type parameter")
+			}
+			midiTypeString, ok := midiType.(string)
+
+			if !ok {
+				return nil, errors.New("midi.message.filter type must be a string")
+			}
+
+			return &MIDIMessageFilter{config: config, MIDIType: midiTypeString}, nil
+		},
+	})
+}

internal/processor/midi-message-unpack.go

@@ -0,0 +1,91 @@
+//go:build cgo
+
+package processor
+
+import (
+	"context"
+	"errors"
+	"fmt"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"gitlab.com/gomidi/midi/v2"
+)
+
+type MIDIMessageUnpack struct {
+	config config.ProcessorConfig
+}
+
+type MIDINoteOn struct {
+	Channel  uint8
+	Note     uint8
+	Velocity uint8
+}
+
+type MIDINoteOff struct {
+	Channel  uint8
+	Note     uint8
+	Velocity uint8
+}
+
+type MIDIControlChange struct {
+	Channel uint8
+	Control uint8
+	Value   uint8
+}
+
+type MIDIProgramChange struct {
+	Channel uint8
+	Program uint8
+}
+
+type MIDIPitchBend struct {
+	Channel  uint8
+	Relative int16
+	Absolute uint16
+}
+
+func (mmu *MIDIMessageUnpack) Process(ctx context.Context, payload any) (any, error) {
+	payloadMidi, ok := payload.(midi.Message)
+
+	if !ok {
+		return nil, errors.New("midi.message.unpack processor only accepts a midi.Message")
+	}
+
+	switch payloadMidi.Type() {
+	case midi.NoteOnMsg:
+		noteOnMsg := MIDINoteOn{}
+		payloadMidi.GetNoteOn(&noteOnMsg.Channel, &noteOnMsg.Note, &noteOnMsg.Velocity)
+		return noteOnMsg, nil
+	case midi.NoteOffMsg:
+		noteOffMsg := MIDINoteOff{}
+		payloadMidi.GetNoteOff(&noteOffMsg.Channel, &noteOffMsg.Note, &noteOffMsg.Velocity)
+		return noteOffMsg, nil
+	case midi.ControlChangeMsg:
+		controlChangeMsg := MIDIControlChange{}
+		payloadMidi.GetControlChange(&controlChangeMsg.Channel, &controlChangeMsg.Control, &controlChangeMsg.Value)
+		return controlChangeMsg, nil
+	case midi.ProgramChangeMsg:
+		programChangeMsg := MIDIProgramChange{}
+		payloadMidi.GetProgramChange(&programChangeMsg.Channel, &programChangeMsg.Program)
+		return programChangeMsg, nil
+	case midi.PitchBendMsg:
+		pitchBendMsg := MIDIPitchBend{}
+		payloadMidi.GetPitchBend(&pitchBendMsg.Channel, &pitchBendMsg.Relative, &pitchBendMsg.Absolute)
+		return pitchBendMsg, nil
+	default:
+		return nil, fmt.Errorf("midi.message.unpack message type not supported %v", payloadMidi.Type())
+	}
+}
+
+func (mmu *MIDIMessageUnpack) Type() string {
+	return mmu.config.Type
+}
+
+func init() {
+	RegisterProcessor(ProcessorRegistration{
+		Type: "midi.message.unpack",
+		New: func(config config.ProcessorConfig) (Processor, error) {
+			return &MIDIMessageUnpack{config: config}, nil
+		},
+	})
+}

internal/processor/mqtt-message-create.go

@@ -0,0 +1,132 @@
+package processor
+
+import (
+	"context"
+	"errors"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+)
+
+type MQTTMessage struct {
+	topic    string
+	qos      byte
+	payload  []byte
+	retained bool
+}
+
+type MQTTMessageCreate struct {
+	config   config.ProcessorConfig
+	Topic    string
+	QoS      byte
+	Retained bool
+	Payload  []byte
+}
+
+func (mm MQTTMessage) Duplicate() bool {
+	// TODO(jwetzell): implement?
+	return false
+}
+
+func (mm MQTTMessage) Qos() byte {
+	return mm.qos
+}
+
+func (mm MQTTMessage) Retained() bool {
+	return mm.retained
+}
+
+func (mm MQTTMessage) Topic() string {
+	return mm.topic
+}
+
+func (mm MQTTMessage) MessageID() uint16 {
+	// TODO(jwetzell): implement?
+	return 0
+}
+
+func (mm MQTTMessage) Payload() []byte {
+	return mm.payload
+}
+
+func (mm MQTTMessage) Ack() {}
+
+func (mmc *MQTTMessageCreate) Process(ctx context.Context, payload any) (any, error) {
+
+	message := MQTTMessage{
+		topic:    mmc.Topic,
+		qos:      mmc.QoS,
+		retained: mmc.Retained,
+		payload:  mmc.Payload,
+	}
+
+	return message, nil
+}
+
+func (mmc *MQTTMessageCreate) Type() string {
+	return mmc.config.Type
+}
+
+func init() {
+	RegisterProcessor(ProcessorRegistration{
+		Type: "mqtt.message.create",
+		New: func(config config.ProcessorConfig) (Processor, error) {
+			params := config.Params
+			topic, ok := params["topic"]
+
+			if !ok {
+				return nil, errors.New("mqtt.message.create requires a topic parameter")
+			}
+
+			topicString, ok := topic.(string)
+
+			if !ok {
+				return nil, errors.New("mqtt.message.create topic must be a string")
+			}
+
+			qos, ok := params["qos"]
+
+			if !ok {
+				return nil, errors.New("mqtt.message.create requires a qos parameter")
+			}
+
+			qosByte, ok := qos.(float64)
+
+			if !ok {
+				return nil, errors.New("mqtt.message.create qos must be a number")
+			}
+
+			retained, ok := params["retained"]
+
+			if !ok {
+				return nil, errors.New("mqtt.message.create requires a retained parameter")
+			}
+
+			retainedBool, ok := retained.(bool)
+
+			if !ok {
+				return nil, errors.New("mqtt.message.create retained must be a boolean")
+			}
+
+			//TODO(jwetzell): convert payload into []byte or string for sending
+			payload, ok := params["payload"]
+
+			if !ok {
+				return nil, errors.New("mqtt.message.create requires a payload parameter")
+			}
+
+			if payloadBytes, ok := payload.([]byte); ok {
+				return &MQTTMessageCreate{config: config, Topic: topicString, QoS: byte(qosByte), Retained: retainedBool, Payload: payloadBytes}, nil
+			}
+
+			payloadString, ok := payload.(string)
+
+			if !ok {
+				return nil, errors.New("mqtt.message.create payload must be a string or byte array")
+			}
+
+			payloadBytes := []byte(payloadString)
+
+			return &MQTTMessageCreate{config: config, Topic: topicString, QoS: byte(qosByte), Retained: retainedBool, Payload: payloadBytes}, nil
+		},
+	})
+}

internal/processor/mqtt-message-encode.go

@@ -1,21 +1,22 @@
-package processing
+package processor
 
 import (
 	"context"
-	"fmt"
+	"errors"
 
 	mqtt "github.com/eclipse/paho.mqtt.golang"
+	"github.com/jwetzell/showbridge-go/internal/config"
 )
 
 type MQTTMessageEncode struct {
-	config ProcessorConfig
+	config config.ProcessorConfig
 }
 
 func (mme *MQTTMessageEncode) Process(ctx context.Context, payload any) (any, error) {
 	payloadMessage, ok := payload.(mqtt.Message)
 
 	if !ok {
-		return nil, fmt.Errorf("mqtt.message.encode processor only accepts an mqtt.Message")
+		return nil, errors.New("mqtt.message.encode processor only accepts an mqtt.Message")
 	}
 
 	return payloadMessage.Payload(), nil
@@ -28,7 +29,7 @@ func (mme *MQTTMessageEncode) Type() string {
 func init() {
 	RegisterProcessor(ProcessorRegistration{
 		Type: "mqtt.message.encode",
-		New: func(config ProcessorConfig) (Processor, error) {
+		New: func(config config.ProcessorConfig) (Processor, error) {
 			return &MQTTMessageEncode{config: config}, nil
 		},
 	})

internal/processor/nats-message-create.go

@@ -0,0 +1,85 @@
+package processor
+
+import (
+	"bytes"
+	"context"
+	"errors"
+	"text/template"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+)
+
+type NATSMessage struct {
+	Subject string
+	Payload []byte
+}
+
+type NATSMessageCreate struct {
+	config  config.ProcessorConfig
+	Subject string
+	Payload *template.Template
+}
+
+func (nmc *NATSMessageCreate) Process(ctx context.Context, payload any) (any, error) {
+
+	var payloadBuffer bytes.Buffer
+	err := nmc.Payload.Execute(&payloadBuffer, payload)
+
+	if err != nil {
+		return nil, err
+	}
+
+	payloadString := payloadBuffer.String()
+
+	message := NATSMessage{
+		Subject: nmc.Subject,
+		Payload: []byte(payloadString),
+	}
+
+	return message, nil
+}
+
+func (nmc *NATSMessageCreate) Type() string {
+	return nmc.config.Type
+}
+
+func init() {
+	RegisterProcessor(ProcessorRegistration{
+		Type: "nats.message.create",
+		New: func(config config.ProcessorConfig) (Processor, error) {
+			params := config.Params
+			// TODO(jwetzell): support template for subject
+			subject, ok := params["subject"]
+
+			if !ok {
+				return nil, errors.New("nats.message.create requires a subject parameter")
+			}
+
+			subjectString, ok := subject.(string)
+
+			if !ok {
+				return nil, errors.New("nats.message.create subject must be a string")
+			}
+
+			payload, ok := params["payload"]
+
+			if !ok {
+				return nil, errors.New("nats.message.create requires a payload parameter")
+			}
+
+			payloadString, ok := payload.(string)
+
+			if !ok {
+				return nil, errors.New("nats.message.create payload must be a string")
+			}
+
+			payloadTemplate, err := template.New("payload").Parse(payloadString)
+
+			if err != nil {
+				return nil, err
+			}
+
+			return &NATSMessageCreate{config: config, Subject: subjectString, Payload: payloadTemplate}, nil
+		},
+	})
+}

internal/processor/nats-message-encode.go

@@ -0,0 +1,36 @@
+package processor
+
+import (
+	"context"
+	"errors"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"github.com/nats-io/nats.go"
+)
+
+type NATSMessageEncode struct {
+	config config.ProcessorConfig
+}
+
+func (nme *NATSMessageEncode) Process(ctx context.Context, payload any) (any, error) {
+	payloadMessage, ok := payload.(*nats.Msg)
+
+	if !ok {
+		return nil, errors.New("nats.message.encode processor only accepts an nats.Msg")
+	}
+
+	return payloadMessage.Data, nil
+}
+
+func (nme *NATSMessageEncode) Type() string {
+	return nme.config.Type
+}
+
+func init() {
+	RegisterProcessor(ProcessorRegistration{
+		Type: "nats.message.encode",
+		New: func(config config.ProcessorConfig) (Processor, error) {
+			return &NATSMessageEncode{config: config}, nil
+		},
+	})
+}

internal/processor/osc-message-create.go

@@ -1,18 +1,20 @@
-package processing
+package processor
 
 import (
 	"bytes"
 	"context"
 	"encoding/hex"
+	"errors"
 	"fmt"
 	"strconv"
 	"text/template"
 
 	"github.com/jwetzell/osc-go"
+	"github.com/jwetzell/showbridge-go/internal/config"
 )
 
 type OSCMessageCreate struct {
-	config  ProcessorConfig
+	config  config.ProcessorConfig
 	Address *template.Template
 	Args    []*template.Template
 	Types   string
@@ -30,11 +32,11 @@ func (o *OSCMessageCreate) Process(ctx context.Context, payload any) (any, error
 	addressString := addressBuffer.String()
 
 	if len(addressString) == 0 {
-		return nil, fmt.Errorf("osc.message.create address must not be empty")
+		return nil, errors.New("osc.message.create address must not be empty")
 	}
 
 	if addressString[0] != '/' {
-		return nil, fmt.Errorf("osc.message.create address must start with '/'")
+		return nil, errors.New("osc.message.create address must start with '/'")
 	}
 
 	payloadMessage := osc.OSCMessage{
@@ -76,18 +78,18 @@ func (o *OSCMessageCreate) Type() string {
 func init() {
 	RegisterProcessor(ProcessorRegistration{
 		Type: "osc.message.create",
-		New: func(config ProcessorConfig) (Processor, error) {
+		New: func(config config.ProcessorConfig) (Processor, error) {
 			params := config.Params
 			address, ok := params["address"]
 
 			if !ok {
-				return nil, fmt.Errorf("osc.message.create requires an address parameter")
+				return nil, errors.New("osc.message.create requires an address parameter")
 			}
 
 			addressString, ok := address.(string)
 
 			if !ok {
-				return nil, fmt.Errorf("osc.message.create address must be a string")
+				return nil, errors.New("osc.message.create address must be a string")
 			}
 
 			addressTemplate, err := template.New("address").Parse(addressString)
@@ -108,17 +110,17 @@ func init() {
 				types, ok := params["types"]
 
 				if !ok {
-					return nil, fmt.Errorf("osc.message.create requires a types parameter with args")
+					return nil, errors.New("osc.message.create requires a types parameter with args")
 				}
 
 				typesString, ok := types.(string)
 
 				if !ok {
-					return nil, fmt.Errorf("osc.message.create types must be a string")
+					return nil, errors.New("osc.message.create types must be a string")
 				}
 
 				if len(rawArgs) != len(typesString) {
-					return nil, fmt.Errorf("osc.message.create args and types must be the same length")
+					return nil, errors.New("osc.message.create args and types must be the same length")
 				}
 
 				argTemplates := []*template.Template{}
@@ -127,7 +129,7 @@ func init() {
 					argString, ok := rawArg.(string)
 
 					if !ok {
-						return nil, fmt.Errorf("osc.message.create arg must be a string")
+						return nil, errors.New("osc.message.create arg must be a string")
 					}
 
 					argTemplate, err := template.New("arg").Parse(argString)

internal/processor/osc-message-decode.go

@@ -1,29 +1,30 @@
-package processing
+package processor
 
 import (
 	"context"
-	"fmt"
+	"errors"
 
 	osc "github.com/jwetzell/osc-go"
+	"github.com/jwetzell/showbridge-go/internal/config"
 )
 
 type OSCMessageDecode struct {
-	config ProcessorConfig
+	config config.ProcessorConfig
 }
 
 func (o *OSCMessageDecode) Process(ctx context.Context, payload any) (any, error) {
 	payloadBytes, ok := payload.([]byte)
 
 	if !ok {
-		return nil, fmt.Errorf("osc.message.decode processor only accepts a []byte payload")
+		return nil, errors.New("osc.message.decode processor only accepts a []byte payload")
 	}
 
 	if len(payloadBytes) == 0 {
-		return nil, fmt.Errorf("osc.message.decode processor can't work on empty []byte")
+		return nil, errors.New("osc.message.decode processor can't work on empty []byte")
 	}
 
 	if payloadBytes[0] != '/' {
-		return nil, fmt.Errorf("osc.message.decode processor needs an OSC looking []byte")
+		return nil, errors.New("osc.message.decode processor needs an OSC looking []byte")
 	}
 
 	message, err := osc.MessageFromBytes(payloadBytes)
@@ -40,7 +41,7 @@ func (o *OSCMessageDecode) Type() string {
 func init() {
 	RegisterProcessor(ProcessorRegistration{
 		Type: "osc.message.decode",
-		New: func(config ProcessorConfig) (Processor, error) {
+		New: func(config config.ProcessorConfig) (Processor, error) {
 			return &OSCMessageDecode{config: config}, nil
 		},
 	})

internal/processor/osc-message-encode.go

@@ -1,21 +1,22 @@
-package processing
+package processor
 
 import (
 	"context"
-	"fmt"
+	"errors"
 
 	osc "github.com/jwetzell/osc-go"
+	"github.com/jwetzell/showbridge-go/internal/config"
 )
 
 type OSCMessageEncode struct {
-	config ProcessorConfig
+	config config.ProcessorConfig
 }
 
 func (o *OSCMessageEncode) Process(ctx context.Context, payload any) (any, error) {
 	payloadMessage, ok := payload.(osc.OSCMessage)
 
 	if !ok {
-		return nil, fmt.Errorf("osc.message.encode processor only accepts an OSCMessage")
+		return nil, errors.New("osc.message.encode processor only accepts an OSCMessage")
 	}
 
 	bytes := payloadMessage.ToBytes()
@@ -29,7 +30,7 @@ func (o *OSCMessageEncode) Type() string {
 func init() {
 	RegisterProcessor(ProcessorRegistration{
 		Type: "osc.message.encode",
-		New: func(config ProcessorConfig) (Processor, error) {
+		New: func(config config.ProcessorConfig) (Processor, error) {
 			return &OSCMessageEncode{config: config}, nil
 		},
 	})

internal/processor/osc-message-filter.go

@@ -1,16 +1,18 @@
-package processing
+package processor
 
 import (
 	"context"
+	"errors"
 	"fmt"
 	"regexp"
 	"strings"
 
 	"github.com/jwetzell/osc-go"
+	"github.com/jwetzell/showbridge-go/internal/config"
 )
 
 type OSCMessageFilter struct {
-	config  ProcessorConfig
+	config  config.ProcessorConfig
 	Address *regexp.Regexp
 }
 
@@ -19,7 +21,7 @@ func (o *OSCMessageFilter) Process(ctx context.Context, payload any) (any, error
 	payloadMessage, ok := payload.(osc.OSCMessage)
 
 	if !ok {
-		return nil, fmt.Errorf("osc.message.filter can only operate on OSCMessage payloads")
+		return nil, errors.New("osc.message.filter can only operate on OSCMessage payloads")
 	}
 
 	if !o.Address.MatchString(payloadMessage.Address) {
@@ -36,18 +38,18 @@ func (o *OSCMessageFilter) Type() string {
 func init() {
 	RegisterProcessor(ProcessorRegistration{
 		Type: "osc.message.filter",
-		New: func(config ProcessorConfig) (Processor, error) {
+		New: func(config config.ProcessorConfig) (Processor, error) {
 			params := config.Params
 			address, ok := params["address"]
 
 			if !ok {
-				return nil, fmt.Errorf("osc.message.filter requires an address parameter")
+				return nil, errors.New("osc.message.filter requires an address parameter")
 			}
 
 			addressString, ok := address.(string)
 
 			if !ok {
-				return nil, fmt.Errorf("osc.message.filter address must be a string")
+				return nil, errors.New("osc.message.filter address must be a string")
 			}
 
 			addressPattern := strings.ReplaceAll(addressString, "?", ".")

internal/processor/osc-message-transform.go

@@ -1,16 +1,17 @@
-package processing
+package processor
 
 import (
 	"bytes"
 	"context"
-	"fmt"
+	"errors"
 	"text/template"
 
 	osc "github.com/jwetzell/osc-go"
+	"github.com/jwetzell/showbridge-go/internal/config"
 )
 
 type OSCMessageTransform struct {
-	config  ProcessorConfig
+	config  config.ProcessorConfig
 	Address *template.Template
 }
 
@@ -18,11 +19,10 @@ func (o *OSCMessageTransform) Process(ctx context.Context, payload any) (any, er
 	payloadMessage, ok := payload.(osc.OSCMessage)
 
 	if !ok {
-		return nil, fmt.Errorf("osc.message.transform processor only accepts an OSCMessage")
+		return nil, errors.New("osc.message.transform processor only accepts an OSCMessage")
 	}
 
 	var addressBuffer bytes.Buffer
-	//TODO(jwetzell): actually inject data into template
 	err := o.Address.Execute(&addressBuffer, payloadMessage)
 
 	if err != nil {
@@ -32,11 +32,11 @@ func (o *OSCMessageTransform) Process(ctx context.Context, payload any) (any, er
 	addressString := addressBuffer.String()
 
 	if len(addressString) == 0 {
-		return nil, fmt.Errorf("osc.message.transform address must not be empty")
+		return nil, errors.New("osc.message.transform address must not be empty")
 	}
 
 	if addressString[0] != '/' {
-		return nil, fmt.Errorf("osc.message.transform address must start with '/'")
+		return nil, errors.New("osc.message.transform address must start with '/'")
 	}
 
 	payloadMessage.Address = addressString
@@ -51,18 +51,18 @@ func (o *OSCMessageTransform) Type() string {
 func init() {
 	RegisterProcessor(ProcessorRegistration{
 		Type: "osc.message.transform",
-		New: func(config ProcessorConfig) (Processor, error) {
+		New: func(config config.ProcessorConfig) (Processor, error) {
 			params := config.Params
 			address, ok := params["address"]
 
 			if !ok {
-				return nil, fmt.Errorf("osc.message.transform requires an address parameter")
+				return nil, errors.New("osc.message.transform requires an address parameter")
 			}
 
 			addressString, ok := address.(string)
 
 			if !ok {
-				return nil, fmt.Errorf("osc.message.transform address must be a string")
+				return nil, errors.New("osc.message.transform address must be a string")
 			}
 
 			addressTemplate, err := template.New("address").Parse(addressString)

internal/processor/processor.go

@@ -1,9 +1,11 @@
-package processing
+package processor
 
 import (
 	"context"
 	"fmt"
 	"sync"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
 )
 
 type Processor interface {
@@ -11,14 +13,9 @@ type Processor interface {
 	Process(context.Context, any) (any, error)
 }
 
-type ProcessorConfig struct {
-	Type   string         `json:"type"`
-	Params map[string]any `json:"params"`
-}
-
 type ProcessorRegistration struct {
 	Type string `json:"type"`
-	New  func(ProcessorConfig) (Processor, error)
+	New  func(config.ProcessorConfig) (Processor, error)
 }
 
 func RegisterProcessor(processor ProcessorRegistration) {

internal/processor/script-expr.go

@@ -1,16 +1,17 @@
-package processing
+package processor
 
 import (
 	"context"
-	"fmt"
+	"errors"
 
 	"github.com/expr-lang/expr"
 	"github.com/expr-lang/expr/vm"
+	"github.com/jwetzell/showbridge-go/internal/config"
 )
 
 // NOTE(jwetzell): see language definition https://expr-lang.org/docs/language-definition
 type ScriptExpr struct {
-	config  ProcessorConfig
+	config  config.ProcessorConfig
 	Program *vm.Program
 }
 
@@ -31,19 +32,19 @@ func (se *ScriptExpr) Type() string {
 func init() {
 	RegisterProcessor(ProcessorRegistration{
 		Type: "script.expr",
-		New: func(config ProcessorConfig) (Processor, error) {
+		New: func(config config.ProcessorConfig) (Processor, error) {
 			params := config.Params
 
 			expression, ok := params["expression"]
 
 			if !ok {
-				return nil, fmt.Errorf("script.expr requires an expression parameter")
+				return nil, errors.New("script.expr requires an expression parameter")
 			}
 
 			expressionString, ok := expression.(string)
 
 			if !ok {
-				return nil, fmt.Errorf("script.expr expression must be a string")
+				return nil, errors.New("script.expr expression must be a string")
 			}
 
 			program, err := expr.Compile(expressionString)

internal/processor/script-expr_test.go

@@ -0,0 +1,58 @@
+package processor_test
+
+import (
+	"testing"
+
+	"github.com/expr-lang/expr"
+	"github.com/jwetzell/showbridge-go/internal/processor"
+)
+
+func TestGoodScriptExpr(t *testing.T) {
+	tests := []struct {
+		program  string
+		name     string
+		payload  map[string]any
+		expected any
+	}{
+		{
+			program: "foo + bar",
+			name:    "number",
+			payload: map[string]any{
+				"foo": 1,
+				"bar": 1,
+			},
+			expected: 2,
+		},
+		{
+			program: "foo + bar",
+			name:    "string",
+			payload: map[string]any{
+				"foo": "1",
+				"bar": "1",
+			},
+			expected: "11",
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			program, err := expr.Compile(test.program)
+			if err != nil {
+				t.Errorf("script.expr failed to compile program: %s", err)
+			}
+
+			exprProcessor := &processor.ScriptExpr{Program: program}
+
+			got, err := exprProcessor.Process(t.Context(), test.payload)
+
+			if err != nil {
+				t.Errorf("script.expr failed: %s", err)
+			}
+
+			//TODO(jwetzell): work out better way to compare the any/any
+			if got != test.expected {
+				t.Errorf("script.expr got %+v (%T), expected %+v (%T)", got, got, test.expected, test.expected)
+			}
+		})
+	}
+}

internal/processor/script-js.go

@@ -1,15 +1,16 @@
-package processing
+package processor
 
 import (
 	"context"
 	"encoding/json"
-	"fmt"
+	"errors"
 
+	"github.com/jwetzell/showbridge-go/internal/config"
 	"modernc.org/quickjs"
 )
 
 type ScriptJS struct {
-	config  ProcessorConfig
+	config  config.ProcessorConfig
 	Program string
 }
 
@@ -31,6 +32,10 @@ func (sj *ScriptJS) Process(ctx context.Context, payload any) (any, error) {
 
 	_, err = vm.Eval(sj.Program, quickjs.EvalGlobal)
 
+	if err != nil {
+		return nil, err
+	}
+
 	output, err := vm.GetProperty(vm.GlobalObject(), payloadAtom)
 
 	if err != nil {
@@ -63,19 +68,19 @@ func (sj *ScriptJS) Type() string {
 func init() {
 	RegisterProcessor(ProcessorRegistration{
 		Type: "script.js",
-		New: func(config ProcessorConfig) (Processor, error) {
+		New: func(config config.ProcessorConfig) (Processor, error) {
 			params := config.Params
 
 			program, ok := params["program"]
 
 			if !ok {
-				return nil, fmt.Errorf("script.js requires a program parameter")
+				return nil, errors.New("script.js requires a program parameter")
 			}
 
 			programString, ok := program.(string)
 
 			if !ok {
-				return nil, fmt.Errorf("script.js program must be a string")
+				return nil, errors.New("script.js program must be a string")
 			}
 
 			return &ScriptJS{config: config, Program: programString}, nil

internal/processor/script-js_test.go

@@ -0,0 +1,48 @@
+package processor_test
+
+import (
+	"testing"
+
+	"github.com/jwetzell/showbridge-go/internal/processor"
+)
+
+func TestGoodScriptJS(t *testing.T) {
+	tests := []struct {
+		processor processor.Processor
+		name      string
+		payload   any
+		expected  any
+	}{
+		{
+			processor: &processor.ScriptJS{Program: `
+			payload = payload + 1
+			`},
+			name:     "number",
+			payload:  1,
+			expected: 2,
+		},
+		{
+			processor: &processor.ScriptJS{Program: `
+			payload = payload + "1"
+			`},
+			name:     "string",
+			payload:  "1",
+			expected: "11",
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			got, err := test.processor.Process(t.Context(), test.payload)
+
+			if err != nil {
+				t.Errorf("script.js failed: %s", err)
+			}
+
+			//TODO(jwetzell): work out better way to compare the any/any
+			if got != test.expected {
+				t.Errorf("script.js got %+v, expected %+v", got, test.expected)
+			}
+		})
+	}
+}

internal/processor/string-create.go

@@ -0,0 +1,59 @@
+package processor
+
+import (
+	"bytes"
+	"context"
+	"errors"
+	"text/template"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+)
+
+type StringCreate struct {
+	config   config.ProcessorConfig
+	Template *template.Template
+}
+
+func (sc *StringCreate) Process(ctx context.Context, payload any) (any, error) {
+	var templateBuffer bytes.Buffer
+	err := sc.Template.Execute(&templateBuffer, payload)
+
+	if err != nil {
+		return nil, err
+	}
+
+	payloadString := templateBuffer.String()
+
+	return payloadString, nil
+}
+
+func (sc *StringCreate) Type() string {
+	return sc.config.Type
+}
+
+func init() {
+	RegisterProcessor(ProcessorRegistration{
+		Type: "string.create",
+		New: func(config config.ProcessorConfig) (Processor, error) {
+			params := config.Params
+			tmpl, ok := params["template"]
+
+			if !ok {
+				return nil, errors.New("string.create requires a template parameter")
+			}
+
+			templateString, ok := tmpl.(string)
+
+			if !ok {
+				return nil, errors.New("string.create template must be a string")
+			}
+
+			templateTemplate, err := template.New("template").Parse(templateString)
+
+			if err != nil {
+				return nil, err
+			}
+			return &StringCreate{config: config, Template: templateTemplate}, nil
+		},
+	})
+}

internal/processor/string-decode.go

@@ -1,19 +1,21 @@
-package processing
+package processor
 
 import (
 	"context"
-	"fmt"
+	"errors"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
 )
 
 type StringDecode struct {
-	config ProcessorConfig
+	config config.ProcessorConfig
 }
 
 func (sd *StringDecode) Process(ctx context.Context, payload any) (any, error) {
 	payloadBytes, ok := payload.([]byte)
 
 	if !ok {
-		return nil, fmt.Errorf("string.decode processor only accepts a []byte")
+		return nil, errors.New("string.decode processor only accepts a []byte")
 	}
 
 	payloadMessage := string(payloadBytes)
@@ -28,7 +30,7 @@ func (sd *StringDecode) Type() string {
 func init() {
 	RegisterProcessor(ProcessorRegistration{
 		Type: "string.decode",
-		New: func(config ProcessorConfig) (Processor, error) {
+		New: func(config config.ProcessorConfig) (Processor, error) {
 			return &StringDecode{config: config}, nil
 		},
 	})

internal/processor/string-decode_test.go

@@ -0,0 +1,71 @@
+package processor_test
+
+import (
+	"testing"
+
+	"github.com/jwetzell/showbridge-go/internal/processor"
+)
+
+func TestGoodStringDecode(t *testing.T) {
+	stringDecoder := processor.StringDecode{}
+	tests := []struct {
+		processor processor.Processor
+		name      string
+		payload   any
+		expected  string
+	}{
+		{
+			processor: &stringDecoder,
+			name:      "hello",
+			payload:   []byte{0x68, 0x65, 0x6c, 0x6c, 0x6f},
+			expected:  "hello",
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			got, err := test.processor.Process(t.Context(), test.payload)
+
+			gotString, ok := got.(string)
+			if !ok {
+				t.Errorf("string.decode returned a %T payload: %s", got, got)
+			}
+			if err != nil {
+				t.Errorf("string.decode failed: %s", err)
+			}
+			if gotString != test.expected {
+				t.Errorf("string.decode got %s, expected %s", got, test.expected)
+			}
+		})
+	}
+}
+
+func TestBadStringDecode(t *testing.T) {
+	stringDecoder := processor.StringDecode{}
+	tests := []struct {
+		processor   processor.Processor
+		name        string
+		payload     any
+		errorString string
+	}{
+		{
+			processor:   &stringDecoder,
+			name:        "non-[]byte input",
+			payload:     "hello",
+			errorString: "string.decode processor only accepts a []byte",
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			got, err := test.processor.Process(t.Context(), test.payload)
+
+			if err == nil {
+				t.Errorf("string.decode expected to fail but got payload: %s", got)
+			}
+			if err.Error() != test.errorString {
+				t.Errorf("string.decode got error '%s', expected '%s'", err.Error(), test.errorString)
+			}
+		})
+	}
+}

internal/processor/string-encode.go

@@ -1,19 +1,21 @@
-package processing
+package processor
 
 import (
 	"context"
-	"fmt"
+	"errors"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
 )
 
 type StringEncode struct {
-	config ProcessorConfig
+	config config.ProcessorConfig
 }
 
 func (se *StringEncode) Process(ctx context.Context, payload any) (any, error) {
 	payloadString, ok := payload.(string)
 
 	if !ok {
-		return nil, fmt.Errorf("string.encode processor only accepts a string")
+		return nil, errors.New("string.encode processor only accepts a string")
 	}
 
 	payloadBytes := []byte(payloadString)
@@ -28,7 +30,7 @@ func (se *StringEncode) Type() string {
 func init() {
 	RegisterProcessor(ProcessorRegistration{
 		Type: "string.encode",
-		New: func(config ProcessorConfig) (Processor, error) {
+		New: func(config config.ProcessorConfig) (Processor, error) {
 			return &StringEncode{config: config}, nil
 		},
 	})

internal/processor/string-encode_test.go

@@ -0,0 +1,72 @@
+package processor_test
+
+import (
+	"slices"
+	"testing"
+
+	"github.com/jwetzell/showbridge-go/internal/processor"
+)
+
+func TestGoodStringEncode(t *testing.T) {
+	stringEncoder := processor.StringEncode{}
+	tests := []struct {
+		processor processor.Processor
+		name      string
+		payload   any
+		expected  []byte
+	}{
+		{
+			processor: &stringEncoder,
+			name:      "hello",
+			payload:   "hello",
+			expected:  []byte{0x68, 0x65, 0x6c, 0x6c, 0x6f},
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			got, err := test.processor.Process(t.Context(), test.payload)
+
+			gotBytes, ok := got.([]byte)
+			if !ok {
+				t.Errorf("string.encode returned a %T payload: %s", got, got)
+			}
+			if err != nil {
+				t.Errorf("string.encode failed: %s", err)
+			}
+			if !slices.Equal(gotBytes, test.expected) {
+				t.Errorf("string.encode got %s, expected %s", got, test.expected)
+			}
+		})
+	}
+}
+
+func TestBadStringEncode(t *testing.T) {
+	stringEncoder := processor.StringEncode{}
+	tests := []struct {
+		processor   processor.Processor
+		name        string
+		payload     any
+		errorString string
+	}{
+		{
+			processor:   &stringEncoder,
+			name:        "non-string input",
+			payload:     []byte{0x68, 0x65, 0x6c, 0x6c, 0x6f},
+			errorString: "string.encode processor only accepts a string",
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			got, err := test.processor.Process(t.Context(), test.payload)
+
+			if err == nil {
+				t.Errorf("string.encode expected to fail but got payload: %s", got)
+			}
+			if err.Error() != test.errorString {
+				t.Errorf("string.encode got error '%s', expected '%s'", err.Error(), test.errorString)
+			}
+		})
+	}
+}

internal/processor/string-filter.go

@@ -1,13 +1,15 @@
-package processing
+package processor
 
 import (
 	"context"
-	"fmt"
+	"errors"
 	"regexp"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
 )
 
 type StringFilter struct {
-	config  ProcessorConfig
+	config  config.ProcessorConfig
 	Pattern *regexp.Regexp
 }
 
@@ -15,7 +17,7 @@ func (se *StringFilter) Process(ctx context.Context, payload any) (any, error) {
 	payloadString, ok := payload.(string)
 
 	if !ok {
-		return nil, fmt.Errorf("string.filter processor only accepts a string")
+		return nil, errors.New("string.filter processor only accepts a string")
 	}
 
 	if !se.Pattern.MatchString(payloadString) {
@@ -32,22 +34,22 @@ func (se *StringFilter) Type() string {
 func init() {
 	RegisterProcessor(ProcessorRegistration{
 		Type: "string.filter",
-		New: func(config ProcessorConfig) (Processor, error) {
+		New: func(config config.ProcessorConfig) (Processor, error) {
 			params := config.Params
 
 			pattern, ok := params["pattern"]
 
 			if !ok {
-				return nil, fmt.Errorf("http.request.filter requires an pattern parameter")
+				return nil, errors.New("string.filter requires a pattern parameter")
 			}
 
 			patternString, ok := pattern.(string)
 
 			if !ok {
-				return nil, fmt.Errorf("http.request.filter pattern must be a string")
+				return nil, errors.New("string.filter pattern must be a string")
 			}
 
-			patternRegexp, err := regexp.Compile(fmt.Sprintf("^%s$", patternString))
+			patternRegexp, err := regexp.Compile(patternString)
 
 			if err != nil {
 				return nil, err

internal/processor/string-split.go

@@ -1,13 +1,15 @@
-package processing
+package processor
 
 import (
 	"context"
-	"fmt"
+	"errors"
 	"strings"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
 )
 
 type StringSplit struct {
-	config    ProcessorConfig
+	config    config.ProcessorConfig
 	Separator string
 }
 
@@ -15,7 +17,7 @@ func (se *StringSplit) Process(ctx context.Context, payload any) (any, error) {
 	payloadString, ok := payload.(string)
 
 	if !ok {
-		return nil, fmt.Errorf("string.split only accepts a string")
+		return nil, errors.New("string.split only accepts a string")
 	}
 
 	payloadParts := strings.Split(payloadString, se.Separator)
@@ -30,19 +32,19 @@ func (se *StringSplit) Type() string {
 func init() {
 	RegisterProcessor(ProcessorRegistration{
 		Type: "string.split",
-		New: func(config ProcessorConfig) (Processor, error) {
+		New: func(config config.ProcessorConfig) (Processor, error) {
 			params := config.Params
 
 			separator, ok := params["separator"]
 
 			if !ok {
-				return nil, fmt.Errorf("string.split requires a separator")
+				return nil, errors.New("string.split requires a separator")
 			}
 
 			separatorString, ok := separator.(string)
 
 			if !ok {
-				return nil, fmt.Errorf("string.split separator must be a string")
+				return nil, errors.New("string.split separator must be a string")
 			}
 
 			return &StringSplit{config: config, Separator: separatorString}, nil

internal/processor/string-split_test.go

@@ -0,0 +1,70 @@
+package processor_test
+
+import (
+	"slices"
+	"testing"
+
+	"github.com/jwetzell/showbridge-go/internal/processor"
+)
+
+func TestGoodStringSplit(t *testing.T) {
+	tests := []struct {
+		processor processor.Processor
+		name      string
+		payload   any
+		expected  []string
+	}{
+		{
+			processor: &processor.StringSplit{Separator: ","},
+			name:      "comma separated",
+			payload:   "part1,part2,part3",
+			expected:  []string{"part1", "part2", "part3"},
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			got, err := test.processor.Process(t.Context(), test.payload)
+
+			gotStrings, ok := got.([]string)
+			if !ok {
+				t.Errorf("string.split returned a %T payload: %s", got, got)
+			}
+			if err != nil {
+				t.Errorf("string.split failed: %s", err)
+			}
+			if !slices.Equal(gotStrings, test.expected) {
+				t.Errorf("string.split got %s, expected %s", got, test.expected)
+			}
+		})
+	}
+}
+
+func TestBadStringSplit(t *testing.T) {
+	tests := []struct {
+		processor   processor.Processor
+		name        string
+		payload     any
+		errorString string
+	}{
+		{
+			processor:   &processor.StringSplit{Separator: ","},
+			name:        "hello",
+			payload:     []byte{0x68, 0x65, 0x6c, 0x6c, 0x6f},
+			errorString: "string.split only accepts a string",
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			got, err := test.processor.Process(t.Context(), test.payload)
+
+			if err == nil {
+				t.Errorf("string.split expected error but got none, payload: %s", got)
+			}
+			if err.Error() != test.errorString {
+				t.Errorf("string.split got error '%s', expected '%s'", err.Error(), test.errorString)
+			}
+		})
+	}
+}

internal/processor/uint-parse.go

@@ -0,0 +1,66 @@
+package processor
+
+import (
+	"context"
+	"errors"
+	"strconv"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+)
+
+type UintParse struct {
+	Base    int
+	BitSize int
+	config  config.ProcessorConfig
+}
+
+func (up *UintParse) Process(ctx context.Context, payload any) (any, error) {
+	payloadString, ok := payload.(string)
+
+	if !ok {
+		return nil, errors.New("uint.parse processor only accepts a string")
+	}
+
+	payloadUint, err := strconv.ParseUint(payloadString, up.Base, up.BitSize)
+	if err != nil {
+		return nil, err
+	}
+	return payloadUint, nil
+}
+
+func (up *UintParse) Type() string {
+	return up.config.Type
+}
+
+func init() {
+	RegisterProcessor(ProcessorRegistration{
+		Type: "uint.parse",
+		New: func(config config.ProcessorConfig) (Processor, error) {
+			params := config.Params
+			baseNum := 10
+			base, ok := params["base"]
+			if ok {
+				baseFloat, ok := base.(float64)
+
+				if !ok {
+					return nil, errors.New("uint.parse base must be a number")
+				}
+
+				baseNum = int(baseFloat)
+			}
+
+			bitSizeNum := 64
+			bitSize, ok := params["bitSize"]
+			if ok {
+				bitSizeFloat, ok := bitSize.(float64)
+
+				if !ok {
+					return nil, errors.New("uint.parse bitSize must be a number")
+				}
+
+				bitSizeNum = int(bitSizeFloat)
+			}
+			return &UintParse{config: config, Base: baseNum, BitSize: bitSizeNum}, nil
+		},
+	})
+}

internal/processor/uint-parse_test.go

@@ -0,0 +1,80 @@
+package processor_test
+
+import (
+	"testing"
+
+	"github.com/jwetzell/showbridge-go/internal/processor"
+)
+
+func TestGoodUintParse(t *testing.T) {
+	uintParser := processor.UintParse{}
+	tests := []struct {
+		processor processor.Processor
+		name      string
+		payload   any
+		expected  uint64
+	}{
+		{
+			name:     "positive number",
+			payload:  "12345",
+			expected: 12345,
+		},
+		{
+			name:     "zero",
+			payload:  "0",
+			expected: 0,
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			got, err := uintParser.Process(t.Context(), test.payload)
+
+			gotUint, ok := got.(uint64)
+			if !ok {
+				t.Errorf("uint.parse returned a %T payload: %s", got, got)
+			}
+			if err != nil {
+				t.Errorf("uint.parse failed: %s", err)
+			}
+			if gotUint != test.expected {
+				t.Errorf("uint.parse got %d, expected %d", gotUint, test.expected)
+			}
+		})
+	}
+}
+
+func TestBadUintParse(t *testing.T) {
+	uintParser := processor.UintParse{}
+	tests := []struct {
+		processor   processor.Processor
+		name        string
+		payload     any
+		errorString string
+	}{
+		{
+			name:        "non-string input",
+			payload:     []byte{0x01},
+			errorString: "uint.parse processor only accepts a string",
+		},
+		{
+			name:        "not uint string",
+			payload:     "-1234",
+			errorString: "strconv.ParseUint: parsing \"-1234\": invalid syntax",
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			got, err := uintParser.Process(t.Context(), test.payload)
+
+			if err == nil {
+				t.Errorf("uint.parse expected to fail but succeeded, got: %v", got)
+
+			}
+			if err.Error() != test.errorString {
+				t.Errorf("uint.parse got error '%s', expected '%s'", err.Error(), test.errorString)
+			}
+		})
+	}
+}

internal/route/route.go

@@ -0,0 +1,86 @@
+package route
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"github.com/jwetzell/showbridge-go/internal/processor"
+)
+
+type RouteError struct {
+	Index  int
+	Config config.RouteConfig
+	Error  error
+}
+
+type RouteIOError struct {
+	Index int
+	Error error
+}
+
+type RouteIO interface {
+	HandleInput(sourceId string, payload any) []RouteIOError
+	HandleOutput(sourceId string, destinationId string, payload any) error
+}
+
+type Route interface {
+	Input() string
+	Output() string
+	HandleInput(ctx context.Context, sourceId string, payload any, router RouteIO) error
+	HandleOutput(ctx context.Context, sourceId string, payload any, router RouteIO) error
+}
+
+type ProcessorRoute struct {
+	input      string
+	processors []processor.Processor
+	output     string
+}
+
+func NewRoute(config config.RouteConfig) (Route, error) {
+	processors := []processor.Processor{}
+
+	if len(config.Processors) > 0 {
+		for _, processorDecl := range config.Processors {
+			processorInfo, ok := processor.ProcessorRegistry[processorDecl.Type]
+			if !ok {
+				return nil, fmt.Errorf("problem loading processor registration for processor type: %s", processorDecl.Type)
+			}
+
+			processor, err := processorInfo.New(processorDecl)
+			if err != nil {
+				return nil, err
+			}
+			processors = append(processors, processor)
+		}
+	}
+
+	return &ProcessorRoute{input: config.Input, processors: processors, output: config.Output}, nil
+}
+
+func (r *ProcessorRoute) Input() string {
+	return r.input
+}
+
+func (r *ProcessorRoute) Output() string {
+	return r.output
+}
+
+func (r *ProcessorRoute) HandleInput(ctx context.Context, sourceId string, payload any, router RouteIO) error {
+	var err error
+	for _, processor := range r.processors {
+		payload, err = processor.Process(ctx, payload)
+		if err != nil {
+			return err
+		}
+		//NOTE(jwetzell) nil payload will result in the route being "terminated"
+		if payload == nil {
+			return nil
+		}
+	}
+	return r.HandleOutput(ctx, sourceId, payload, router)
+}
+
+func (r *ProcessorRoute) HandleOutput(ctx context.Context, sourceId string, payload any, router RouteIO) error {
+	return router.HandleOutput(sourceId, r.output, payload)
+}

midi-client.go

@@ -1,118 +0,0 @@
-//go:build cgo
-
-package showbridge
-
-import (
-	"fmt"
-	"log/slog"
-
-	"gitlab.com/gomidi/midi/v2"
-	_ "gitlab.com/gomidi/midi/v2/drivers/rtmididrv"
-)
-
-type MIDIClient struct {
-	config     ModuleConfig
-	router     *Router
-	InputPort  string
-	OutputPort string
-	SendFunc   func(midi.Message) error
-}
-
-func init() {
-	RegisterModule(ModuleRegistration{
-		//TODO(jwetzell): find a better namespace than "misc"
-		Type: "misc.midi.client",
-		New: func(config ModuleConfig) (Module, error) {
-			params := config.Params
-			input, ok := params["input"]
-
-			if !ok {
-				return nil, fmt.Errorf("net.mqtt.client requires a input parameter")
-			}
-
-			inputString, ok := input.(string)
-
-			if !ok {
-				return nil, fmt.Errorf("misc.midi.client input must be a string")
-			}
-
-			output, ok := params["output"]
-
-			if !ok {
-				return nil, fmt.Errorf("net.mqtt.client requires a output parameter")
-			}
-
-			outputString, ok := output.(string)
-
-			if !ok {
-				return nil, fmt.Errorf("misc.midi.client output must be a string")
-			}
-
-			return &MIDIClient{config: config, InputPort: inputString, OutputPort: outputString}, nil
-		},
-	})
-}
-
-func (mc *MIDIClient) Id() string {
-	return mc.config.Id
-}
-
-func (mc *MIDIClient) Type() string {
-	return mc.config.Type
-}
-
-func (mc *MIDIClient) RegisterRouter(router *Router) {
-	mc.router = router
-}
-
-func (mc *MIDIClient) Run() error {
-	defer midi.CloseDriver()
-
-	in, err := midi.FindInPort(mc.InputPort)
-	if err != nil {
-		return fmt.Errorf("misc.midi.client can't find input port: %s", mc.InputPort)
-	}
-
-	stop, err := midi.ListenTo(in, func(msg midi.Message, timestampms int32) {
-		if mc.router != nil {
-			mc.router.HandleInput(mc.Id(), msg)
-		}
-	}, midi.UseSysEx())
-
-	if err != nil {
-		return err
-	}
-
-	defer stop()
-
-	out, err := midi.FindOutPort(mc.OutputPort)
-
-	if err != nil {
-		return fmt.Errorf("misc.midi.client can't find output port: %s", mc.OutputPort)
-	}
-
-	send, err := midi.SendTo(out)
-	if err != nil {
-		return err
-	}
-
-	mc.SendFunc = send
-
-	<-mc.router.Context.Done()
-	slog.Debug("router context done in module", "id", mc.config.Id)
-	return nil
-}
-
-func (mc *MIDIClient) Output(payload any) error {
-	if mc.SendFunc == nil {
-		return fmt.Errorf("misc.midi.client output is not setup")
-	}
-
-	payloadMessage, ok := payload.(midi.Message)
-
-	if !ok {
-		return fmt.Errorf("misc.midi.client can only ouptut midi.Message")
-	}
-
-	return mc.SendFunc(payloadMessage)
-}

route.go

@@ -1,67 +0,0 @@
-package showbridge
-
-import (
-	"fmt"
-
-	"github.com/jwetzell/showbridge-go/internal/processing"
-)
-
-type RouteError struct {
-	Index  int
-	Config RouteConfig
-	Error  error
-}
-
-type Route struct {
-	index      int
-	Input      string
-	Processors []processing.Processor
-	Output     string
-	router     *Router
-}
-
-type RouteConfig struct {
-	Input      string                       `json:"input"`
-	Processors []processing.ProcessorConfig `json:"processors"`
-	Output     string                       `json:"output"`
-}
-
-func NewRoute(index int, config RouteConfig, router *Router) (*Route, error) {
-	processors := []processing.Processor{}
-
-	if len(config.Processors) > 0 {
-		for _, processorDecl := range config.Processors {
-			processorInfo, ok := processing.ProcessorRegistry[processorDecl.Type]
-			if !ok {
-				return nil, fmt.Errorf("problem loading processor registration for processor type: %s", processorDecl.Type)
-			}
-
-			processor, err := processorInfo.New(processorDecl)
-			if err != nil {
-				return nil, err
-			}
-			processors = append(processors, processor)
-		}
-	}
-
-	return &Route{Input: config.Input, Processors: processors, Output: config.Output, router: router, index: index}, nil
-}
-
-func (r *Route) HandleInput(sourceId string, payload any) error {
-	var err error
-	for _, processor := range r.Processors {
-		payload, err = processor.Process(r.router.Context, payload)
-		if err != nil {
-			return err
-		}
-		//NOTE(jwetzell) nil payload will result in the route being "terminated"
-		if payload == nil {
-			return nil
-		}
-	}
-	return r.HandleOutput(sourceId, payload)
-}
-
-func (r *Route) HandleOutput(sourceId string, payload any) error {
-	return r.router.HandleOutput(sourceId, r.Output, payload)
-}

router.go

@@ -2,56 +2,51 @@ package showbridge
 
 import (
 	"context"
+	"errors"
 	"fmt"
 	"log/slog"
-	"os"
 	"sync"
-)
 
-type RoutingError struct {
-	Index int
-	Error error
-}
+	"github.com/jwetzell/showbridge-go/internal/config"
+	"github.com/jwetzell/showbridge-go/internal/module"
+	"github.com/jwetzell/showbridge-go/internal/route"
+)
 
 type Router struct {
 	contextCancel   context.CancelFunc
 	Context         context.Context
-	ModuleInstances []Module
-	RouteInstances  []*Route
+	ModuleInstances []module.Module
+	RouteInstances  []route.Route
 	moduleWait      sync.WaitGroup
+	logger          *slog.Logger
 }
 
-func NewRouter(ctx context.Context, config Config) (*Router, []ModuleError, []RouteError) {
-
-	logger := slog.New(slog.NewTextHandler(os.Stdout, &slog.HandlerOptions{
-		Level: slog.LevelInfo,
-	}))
-
-	slog.SetDefault(logger)
-
-	slog.Debug("creating router")
+func NewRouter(ctx context.Context, config config.Config) (*Router, []module.ModuleError, []route.RouteError) {
 
 	routerContext, cancel := context.WithCancel(ctx)
 	router := Router{
 		Context:         routerContext,
 		contextCancel:   cancel,
-		ModuleInstances: []Module{},
-		RouteInstances:  []*Route{},
+		ModuleInstances: []module.Module{},
+		RouteInstances:  []route.Route{},
+		logger:          slog.Default().With("component", "router"),
 	}
 
-	var moduleErrors []ModuleError
+	router.logger.Debug("creating router")
+
+	var moduleErrors []module.ModuleError
 
 	for moduleIndex, moduleDecl := range config.Modules {
 
-		moduleInfo, ok := moduleRegistry[moduleDecl.Type]
+		moduleInfo, ok := module.ModuleRegistry[moduleDecl.Type]
 		if !ok {
 			if moduleErrors == nil {
-				moduleErrors = []ModuleError{}
+				moduleErrors = []module.ModuleError{}
 			}
-			moduleErrors = append(moduleErrors, ModuleError{
+			moduleErrors = append(moduleErrors, module.ModuleError{
 				Index:  moduleIndex,
 				Config: moduleDecl,
-				Error:  fmt.Errorf("module type not defined"),
+				Error:  errors.New("module type not defined"),
 			})
 			continue
 		}
@@ -61,24 +56,24 @@ func NewRouter(ctx context.Context, config Config) (*Router, []ModuleError, []Ro
 			if moduleInstance.Id() == moduleDecl.Id {
 				moduleInstanceExists = true
 				if moduleErrors == nil {
-					moduleErrors = []ModuleError{}
+					moduleErrors = []module.ModuleError{}
 				}
-				moduleErrors = append(moduleErrors, ModuleError{
+				moduleErrors = append(moduleErrors, module.ModuleError{
 					Index:  moduleIndex,
 					Config: moduleDecl,
-					Error:  fmt.Errorf("duplicate module id"),
+					Error:  errors.New("duplicate module id"),
 				})
 				break
 			}
 		}
 
 		if !moduleInstanceExists {
-			moduleInstance, err := moduleInfo.New(moduleDecl)
+			moduleInstance, err := moduleInfo.New(router.Context, moduleDecl, &router)
 			if err != nil {
 				if moduleErrors == nil {
-					moduleErrors = []ModuleError{}
+					moduleErrors = []module.ModuleError{}
 				}
-				moduleErrors = append(moduleErrors, ModuleError{
+				moduleErrors = append(moduleErrors, module.ModuleError{
 					Index:  moduleIndex,
 					Config: moduleDecl,
 					Error:  err,
@@ -91,67 +86,61 @@ func NewRouter(ctx context.Context, config Config) (*Router, []ModuleError, []Ro
 
 	}
 
-	var routeErrors []RouteError
+	var routeErrors []route.RouteError
 	for routeIndex, routeDecl := range config.Routes {
-		route, err := NewRoute(routeIndex, routeDecl, &router)
+		routeInstance, err := route.NewRoute(routeDecl)
 		if err != nil {
 			if routeErrors == nil {
-				routeErrors = []RouteError{}
+				routeErrors = []route.RouteError{}
 			}
-			routeErrors = append(routeErrors, RouteError{
+			routeErrors = append(routeErrors, route.RouteError{
 				Index:  routeIndex,
 				Config: routeDecl,
 				Error:  err,
 			})
 			continue
 		}
-		router.RouteInstances = append(router.RouteInstances, route)
-	}
-
-	for _, moduleInstance := range router.ModuleInstances {
-		slog.Debug("registering router with module", "id", moduleInstance.Id())
-		moduleInstance.RegisterRouter(&router)
+		router.RouteInstances = append(router.RouteInstances, routeInstance)
 	}
 
 	return &router, moduleErrors, routeErrors
 }
 
 func (r *Router) Run() {
-	slog.Info("running router")
+	r.logger.Info("running router")
 	for _, moduleInstance := range r.ModuleInstances {
-		moduleInstance.RegisterRouter(r)
 		r.moduleWait.Add(1)
 		go func() {
 			err := moduleInstance.Run()
 			if err != nil {
-				slog.Error("error encountered running module", "id", moduleInstance.Id(), "error", err)
+				r.logger.Error("error encountered running module", "error", err)
 			}
 			r.moduleWait.Done()
 		}()
 	}
 	<-r.Context.Done()
 	r.moduleWait.Wait()
-	slog.Info("router done")
+	r.logger.Info("router done")
 }
 
 func (r *Router) Stop() {
 	r.contextCancel()
 }
 
-func (r *Router) HandleInput(sourceId string, payload any) []RoutingError {
-	var routingErrors []RoutingError
-	for routeIndex, route := range r.RouteInstances {
-		if route.Input == sourceId {
-			err := route.HandleInput(sourceId, payload)
+func (r *Router) HandleInput(sourceId string, payload any) []route.RouteIOError {
+	var routingErrors []route.RouteIOError
+	for routeIndex, routeInstance := range r.RouteInstances {
+		if routeInstance.Input() == sourceId {
+			err := routeInstance.HandleInput(r.Context, sourceId, payload, r)
 			if err != nil {
 				if routingErrors == nil {
-					routingErrors = []RoutingError{}
+					routingErrors = []route.RouteIOError{}
 				}
-				routingErrors = append(routingErrors, RoutingError{
+				routingErrors = append(routingErrors, route.RouteIOError{
 					Index: routeIndex,
 					Error: err,
 				})
-				slog.Error("router unable to route input", "route", routeIndex, "source", sourceId, "error", err)
+				r.logger.Error("router unable to route input", "route", routeIndex, "source", sourceId, "error", err)
 			}
 		}
 	}

tcp-client.go

@@ -1,172 +0,0 @@
-package showbridge
-
-import (
-	"fmt"
-	"log/slog"
-	"net"
-	"time"
-
-	"github.com/jwetzell/showbridge-go/internal/framing"
-)
-
-type TCPClient struct {
-	config ModuleConfig
-	Host   string
-	Port   uint16
-	framer framing.Framer
-	conn   net.Conn
-	router *Router
-}
-
-func init() {
-	RegisterModule(ModuleRegistration{
-		Type: "net.tcp.client",
-		New: func(config ModuleConfig) (Module, error) {
-			params := config.Params
-			host, ok := params["host"]
-
-			if !ok {
-				return nil, fmt.Errorf("net.tcp.client requires a host parameter")
-			}
-
-			hostString, ok := host.(string)
-
-			if !ok {
-				return nil, fmt.Errorf("net.tcp.client host must be uint16")
-			}
-
-			port, ok := params["port"]
-			if !ok {
-				return nil, fmt.Errorf("net.tcp.client requires a port parameter")
-			}
-
-			portNum, ok := port.(float64)
-
-			if !ok {
-				return nil, fmt.Errorf("net.tcp.client port must be uint16")
-			}
-
-			framingMethod, ok := params["framing"]
-			if !ok {
-				return nil, fmt.Errorf("net.tcp.client requires a framing method")
-			}
-
-			framingMethodString, ok := framingMethod.(string)
-
-			if !ok {
-				return nil, fmt.Errorf("tcp framing method must be a string")
-			}
-
-			var framer framing.Framer
-
-			switch framingMethodString {
-			case "CR":
-				framer = framing.NewByteSeparatorFramer([]byte{'\r'})
-			case "LF":
-				framer = framing.NewByteSeparatorFramer([]byte{'\n'})
-			case "CRLF":
-				framer = framing.NewByteSeparatorFramer([]byte{'\r', '\n'})
-			case "SLIP":
-				framer = framing.NewSlipFramer()
-			default:
-				return nil, fmt.Errorf("unknown framing method: %s", framingMethodString)
-			}
-
-			return &TCPClient{framer: framer, Host: hostString, Port: uint16(portNum), config: config}, nil
-		},
-	})
-}
-
-func (tc *TCPClient) Id() string {
-	return tc.config.Id
-}
-
-func (tc *TCPClient) Type() string {
-	return tc.config.Type
-}
-
-func (tc *TCPClient) RegisterRouter(router *Router) {
-	tc.router = router
-}
-
-func (tc *TCPClient) Run() error {
-	addr, err := net.ResolveTCPAddr("tcp", fmt.Sprintf("%s:%d", tc.Host, tc.Port))
-	if err != nil {
-		return err
-	}
-
-	// TODO(jwetzell): shutdown with router.Context properly
-	go func() {
-		<-tc.router.Context.Done()
-		slog.Debug("router context done in module", "id", tc.config.Id)
-		if tc.conn != nil {
-			tc.conn.Close()
-		}
-	}()
-
-	for {
-		client, err := net.DialTCP("tcp", nil, addr)
-		if err != nil {
-			if tc.router.Context.Err() != nil {
-				slog.Debug("router context done in module", "id", tc.config.Id)
-				return nil
-			}
-			slog.Error("net.tcp.client", "id", tc.config.Id, "error", err.Error())
-			time.Sleep(time.Second * 2)
-			continue
-		}
-
-		tc.conn = client
-
-		buffer := make([]byte, 1024)
-		select {
-		case <-tc.router.Context.Done():
-			slog.Debug("router context done in module", "id", tc.config.Id)
-			return nil
-		default:
-		READ:
-			for {
-				select {
-				case <-tc.router.Context.Done():
-					slog.Debug("router context done in module", "id", tc.config.Id)
-					return nil
-				default:
-					byteCount, err := client.Read(buffer)
-
-					if err != nil {
-						tc.framer.Clear()
-						break READ
-					}
-
-					if tc.framer != nil {
-						if byteCount > 0 {
-							messages := tc.framer.Decode(buffer[0:byteCount])
-							for _, message := range messages {
-								if tc.router != nil {
-									tc.router.HandleInput(tc.config.Id, message)
-								} else {
-									slog.Error("net.tcp.client has no router", "id", tc.config.Id)
-								}
-							}
-						}
-					}
-				}
-
-			}
-		}
-
-	}
-
-}
-
-func (tc *TCPClient) Output(payload any) error {
-	if tc.conn != nil {
-		payloadBytes, ok := payload.([]byte)
-		if !ok {
-			return fmt.Errorf("net.tcp.client is only able to output bytes")
-		}
-		_, err := tc.conn.Write(tc.framer.Encode(payloadBytes))
-		return err
-	}
-	return nil
-}

tcp-server.go

@@ -1,157 +0,0 @@
-package showbridge
-
-import (
-	"fmt"
-	"log/slog"
-	"net"
-	"sync"
-	"time"
-
-	"github.com/jwetzell/showbridge-go/internal/framing"
-)
-
-type TCPServer struct {
-	config        ModuleConfig
-	Port          uint16
-	framingMethod string
-	router        *Router
-	quit          chan interface{}
-	wg            sync.WaitGroup
-}
-
-func init() {
-	RegisterModule(ModuleRegistration{
-		Type: "net.tcp.server",
-		New: func(config ModuleConfig) (Module, error) {
-			params := config.Params
-			port, ok := params["port"]
-			if !ok {
-				return nil, fmt.Errorf("net.tcp.server requires a port parameter")
-			}
-
-			portNum, ok := port.(float64)
-
-			if !ok {
-				return nil, fmt.Errorf("net.tcp.server port must be uint16")
-			}
-
-			framingMethod, ok := params["framing"]
-			if !ok {
-				return nil, fmt.Errorf("net.tcp.server requires a framing method")
-			}
-
-			framingMethodString, ok := framingMethod.(string)
-
-			if !ok {
-				return nil, fmt.Errorf("tcp framing method must be a string")
-			}
-
-			return &TCPServer{framingMethod: framingMethodString, Port: uint16(portNum), config: config, quit: make(chan interface{})}, nil
-		},
-	})
-}
-
-func (ts *TCPServer) Id() string {
-	return ts.config.Id
-}
-
-func (ts *TCPServer) Type() string {
-	return ts.config.Type
-}
-
-func (ts *TCPServer) RegisterRouter(router *Router) {
-	ts.router = router
-}
-
-func (ts *TCPServer) handleClient(client net.Conn) {
-	slog.Debug("connection accepted", "id", ts.config.Id, "remoteAddr", client.RemoteAddr().String())
-	defer client.Close()
-	var framer framing.Framer
-
-	switch ts.framingMethod {
-	case "LF":
-		framer = framing.NewByteSeparatorFramer([]byte{'\n'})
-	case "CR":
-		framer = framing.NewByteSeparatorFramer([]byte{'\r'})
-	case "CRLF":
-		framer = framing.NewByteSeparatorFramer([]byte{'\r', '\n'})
-	case "SLIP":
-		framer = framing.NewSlipFramer()
-	}
-
-	buffer := make([]byte, 1024)
-ClientRead:
-	for {
-		select {
-		case <-ts.quit:
-			return
-		default:
-			client.SetDeadline(time.Now().Add(time.Millisecond * 200))
-			byteCount, err := client.Read(buffer)
-
-			if err != nil {
-				//NOTE(jwetzell) we hit deadline
-				if opErr, ok := err.(*net.OpError); ok && opErr.Timeout() {
-					continue ClientRead
-				}
-				if err.Error() == "EOF" {
-					slog.Debug("connection closed", "id", ts.config.Id, "remoteAddr", client.RemoteAddr().String())
-				}
-				return
-			}
-			if framer != nil {
-				if byteCount > 0 {
-					messages := framer.Decode(buffer[0:byteCount])
-					for _, message := range messages {
-						if ts.router != nil {
-							ts.router.HandleInput(ts.config.Id, message)
-						} else {
-							slog.Error("tcp-server has no router", "id", ts.config.Id)
-						}
-					}
-				}
-			}
-		}
-	}
-}
-
-func (ts *TCPServer) Run() error {
-	listener, err := net.Listen("tcp", fmt.Sprintf(":%d", ts.Port))
-	if err != nil {
-		return err
-	}
-	ts.wg.Add(1)
-
-	go func() {
-		<-ts.router.Context.Done()
-		close(ts.quit)
-		listener.Close()
-		slog.Debug("router context done in module", "id", ts.config.Id)
-	}()
-
-AcceptLoop:
-	for {
-		conn, err := listener.Accept()
-		if err != nil {
-			select {
-			case <-ts.quit:
-				break AcceptLoop
-			default:
-				slog.Debug("net.tcp.server problem with listener", "error", err)
-			}
-		} else {
-			ts.wg.Add(1)
-			go func() {
-				ts.handleClient(conn)
-				ts.wg.Done()
-			}()
-		}
-	}
-	ts.wg.Done()
-	ts.wg.Wait()
-	return nil
-}
-
-func (ts *TCPServer) Output(payload any) error {
-	return fmt.Errorf("net.tcp.server output is not implemented")
-}

udp-client.go

@@ -1,97 +0,0 @@
-package showbridge
-
-import (
-	"fmt"
-	"log/slog"
-	"net"
-)
-
-type UDPClient struct {
-	config ModuleConfig
-	Host   string
-	Port   uint16
-	conn   net.Conn
-	router *Router
-	addr   *net.UDPAddr
-}
-
-func init() {
-	RegisterModule(ModuleRegistration{
-		Type: "net.udp.client",
-		New: func(config ModuleConfig) (Module, error) {
-			params := config.Params
-			host, ok := params["host"]
-
-			if !ok {
-				return nil, fmt.Errorf("net.udp.client requires a host parameter")
-			}
-
-			hostString, ok := host.(string)
-
-			if !ok {
-				return nil, fmt.Errorf("net.udp.client host must be uint16")
-			}
-
-			port, ok := params["port"]
-			if !ok {
-				return nil, fmt.Errorf("net.udp.client requires a port parameter")
-			}
-
-			portNum, ok := port.(float64)
-
-			if !ok {
-				return nil, fmt.Errorf("net.udp.client port must be a number")
-			}
-
-			return &UDPClient{Host: hostString, Port: uint16(portNum), config: config}, nil
-		},
-	})
-}
-
-func (uc *UDPClient) Id() string {
-	return uc.config.Id
-}
-
-func (uc *UDPClient) Type() string {
-	return uc.config.Type
-}
-
-func (uc *UDPClient) RegisterRouter(router *Router) {
-	uc.router = router
-}
-
-func (uc *UDPClient) Run() error {
-
-	addr, err := net.ResolveUDPAddr("udp", fmt.Sprintf("%s:%d", uc.Host, uc.Port))
-	if err != nil {
-		return err
-	}
-
-	uc.addr = addr
-
-	<-uc.router.Context.Done()
-	slog.Debug("router context done in module", "id", uc.config.Id)
-	return nil
-}
-
-func (uc *UDPClient) Output(payload any) error {
-
-	payloadBytes, ok := payload.([]byte)
-	if !ok {
-		return fmt.Errorf("net.udp.client is only able to output bytes")
-	}
-
-	client, err := net.DialUDP("udp", nil, uc.addr)
-	if err != nil {
-		return err
-	}
-
-	uc.conn = client
-
-	_, err = uc.conn.Write(payloadBytes)
-
-	if err != nil {
-		return err
-	}
-	return nil
-}

udp-server.go

@@ -1,95 +0,0 @@
-package showbridge
-
-import (
-	"fmt"
-	"log"
-	"log/slog"
-	"net"
-	"time"
-)
-
-type UDPServer struct {
-	Port   uint16
-	config ModuleConfig
-	router *Router
-}
-
-func init() {
-	RegisterModule(ModuleRegistration{
-		Type: "net.udp.server",
-		New: func(config ModuleConfig) (Module, error) {
-			params := config.Params
-			port, ok := params["port"]
-			if !ok {
-				return nil, fmt.Errorf("net.udp.server requires a port parameter")
-			}
-
-			portNum, ok := port.(float64)
-
-			if !ok {
-				return nil, fmt.Errorf("net.udp.server port must be uint16")
-			}
-
-			return &UDPServer{Port: uint16(portNum), config: config}, nil
-		},
-	})
-}
-
-func (us *UDPServer) Id() string {
-	return us.config.Id
-}
-
-func (us *UDPServer) Type() string {
-	return us.config.Id
-}
-
-func (us *UDPServer) RegisterRouter(router *Router) {
-	us.router = router
-}
-
-func (us *UDPServer) Run() error {
-
-	addr, err := net.ResolveUDPAddr("udp", fmt.Sprintf(":%d", us.Port))
-	if err != nil {
-		log.Fatalf("error resolving UDP address: %v", err)
-	}
-
-	listener, err := net.ListenUDP("udp", addr)
-	if err != nil {
-		return err
-	}
-
-	defer listener.Close()
-
-	buffer := make([]byte, 1024)
-	for {
-		select {
-		case <-us.router.Context.Done():
-			// TODO(jwetzell): cleanup?
-			slog.Debug("router context done in module", "id", us.config.Id)
-			return nil
-		default:
-			listener.SetDeadline(time.Now().Add(time.Millisecond * 200))
-
-			numBytes, _, err := listener.ReadFromUDP(buffer)
-			if err != nil {
-				//NOTE(jwetzell) we hit deadline
-				if opErr, ok := err.(*net.OpError); ok && opErr.Timeout() {
-					continue
-				}
-				return err
-			}
-			message := buffer[:numBytes]
-			if us.router != nil {
-				us.router.HandleInput(us.config.Id, message)
-			} else {
-				slog.Error("net.udp.server has no router", "id", us.config.Id)
-			}
-		}
-	}
-
-}
-
-func (us *UDPServer) Output(payload any) error {
-	return fmt.Errorf("net.udp.server output is not implemented")
-}