Initial commit

1 files changed, 87 insertions, 0 deletions

diff --git a/main.go b/main.go
new file mode 100644
index 0000000..a542ddb
--- /dev/null
+++ b/main.go
@@ -0,0 +1,87 @@
+package main
+
+import (
+	"crypto/rand"
+	"encoding/base64"
+	"fmt"
+	"io"
+	"log"
+	"net/http"
+	"os"
+	"path/filepath"
+
+	"github.com/robert-nix/ansihtml"
+	flag "github.com/spf13/pflag"
+)
+
+type server struct {
+	data string
+}
+
+func (s *server) Post(w http.ResponseWriter, r *http.Request) {
+	if r.URL.Path != "/" {
+		return
+	}
+	var random [16]byte
+	_, err := io.ReadFull(rand.Reader, random[:])
+	if err != nil {
+		w.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+	filename := base64.RawURLEncoding.EncodeToString(random[:])
+	path := filepath.Join(s.data, filename)
+	f, err := os.OpenFile(path, os.O_CREATE|os.O_EXCL|os.O_WRONLY, 0o644)
+	if err != nil {
+		log.Print("OpenFile(): ", err)
+		w.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+	defer f.Close()
+	if _, err = io.Copy(f, r.Body); err != nil {
+		w.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+	w.WriteHeader(http.StatusCreated)
+	fmt.Fprintf(w, "/%s", filename)
+}
+
+func (s *server) Get(w http.ResponseWriter, r *http.Request) {
+	path := r.URL.Path
+	filename := filepath.Join(s.data, path)
+	http.ServeFile(w, r, filename)
+}
+
+func (s *server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+	switch r.Method {
+	case "POST":
+		s.Post(w, r)
+	case "GET":
+		s.Get(w, r)
+	}
+}
+
+func main() {
+	var (
+		addr string
+		data string
+	)
+	flag.StringVarP(&addr, "addr", "a", "0.0.0.0:9000", "The address to bind to")
+	flag.StringVarP(&data, "data-path", "d", "./data", "The path to the data")
+	flag.Parse()
+
+	html := ansihtml.ConvertToHTML([]byte("\x1b[33mThis text is yellow.\x1b[m"))
+	// html: `<span style="color:olive;">This text is yellow.</span>`
+	println(string(html))
+
+	datadir, err := filepath.Abs(data)
+	if err != nil {
+		log.Fatal(err)
+	}
+	s := &server{
+		data: datadir,
+	}
+	log.Printf("Listening at '%s'...", addr)
+	if err := http.ListenAndServe(addr, s); err != nil {
+		log.Fatal(err)
+	}
+}