Init

.gitignore

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+milkwatch-pi

build.sh

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+#!/usr/bin/zsh
+GOOS=linux GOARCH=arm GOARM=7 go build .

go.mod

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+module rodbiren.ddns.net/git/robviren/milkwatch-pi
+
+go 1.17

main.go

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+package main
+
+import (
+	"log"
+	"net/http"
+)
+
+func main() {
+	mux := http.NewServeMux()
+
+	mux.HandleFunc("/heartbeat", func(res http.ResponseWriter, req *http.Request) {
+		log.Println("Working as expected")
+		data := []byte("Totally Alive")
+		res.WriteHeader(200)
+		res.Write(data)
+	})
+
+	//Create the server.
+	s := &http.Server{
+		Addr:    ":2122",
+		Handler: mux,
+	}
+	s.ListenAndServe()
+}

milkwatch-pi.service

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+[Unit]
+Description=Milkwatch on pi
+After=network.target
+
+[Service]
+Type=simple
+User=robviren
+Group=robviren
+ExecStart=milkwatch-pi
+Restart=on-failure
+
+[Install]
+WantedBy=multi-user.target