initial commit

go.mod

@@ -0,0 +1,3 @@
+module git.gutmet.org/simpleserver.git
+
+require git.gutmet.org/goutil.git v0.0.0-20181208191316-76ae04a2662a

server.go

@@ -0,0 +1,45 @@
+package simpleserver
+
+import (
+	"fmt"
+	"git.gutmet.org/goutil.git"
+	"net/http"
+	"os"
+	"os/signal"
+	"path"
+)
+
+func viewHandler(root string, w http.ResponseWriter, r *http.Request) {
+	file := path.Join(root, r.URL.Path[1:])
+	info, err := os.Stat(file)
+	if err != nil {
+		fmt.Fprint(w, err)
+		return
+	}
+	if info.IsDir() {
+		file = path.Join(file, "index.html")
+	}
+	fmt.Println("GET " + file)
+	content, _ := goutil.ReadFile(file)
+	fmt.Fprint(w, content)
+}
+
+func Serve(root string) {
+	address := "0.0.0.0:8000"
+	fmt.Println("Serving at http://" + address + " ...")
+	fmt.Println("Use Ctrl+C to exit")
+	fmt.Println("(This is not a production web server, don't get any funny ideas)")
+	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) { viewHandler(root, w, r) })
+	srv := &http.Server{Addr: address}
+	c := make(chan os.Signal, 1)
+	signal.Notify(c, os.Interrupt)
+	go func() {
+		<-c
+		fmt.Println("Received interrupt, closing...")
+		srv.Close()
+	}()
+	err := srv.ListenAndServe()
+	if err != nil && err != http.ErrServerClosed {
+		fmt.Fprintln(os.Stderr, err)
+	}
+}