figured out how to serve something w00t

3 years ago · daa904b591
parent 778a2f135a
commit daa904b591
10 changed files with 100 additions and 7 deletions
--- a/go.mod
+++ b/go.mod
@ -1,3 +1,8 @@
 module orel.li/modularium

 go 1.17
+
+require (
+	golang.org/x/mod v0.5.1 // indirect
+	golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898 // indirect
+)
--- a/go.sum
+++ b/go.sum
@ -0,0 +1,4 @@
+golang.org/x/mod v0.5.1 h1:OJxoQ/rynoF0dcCdI7cLPktw/hR2cueqYfjm43oqK38=
+golang.org/x/mod v0.5.1/go.mod h1:5OXOZSfqPIIbmVBIIKWRFfZjPR0E5r58TLhUjH0a2Ro=
+golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898 h1:/atklqdjdhuosWIl6AIbOeHJjicWYPqR9bpxqxYG2pA=
+golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
--- a/handler.go
+++ b/handler.go
@ -1,11 +1,64 @@
 package main

 import (
+	"embed"
+	"encoding/json"
+	"fmt"
 	"net/http"
+	"time"
+
+	"golang.org/x/mod/module"
+	"golang.org/x/mod/zip"
 )

-type handler struct{}
+//go:embed meta
+var content embed.FS
+
+type handler struct {
+}

 func (h handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+	log_info.Printf("%s %s", r.Method, r.URL.String())
+
+	switch r.URL.Path {
+	case "/fart":
+		serveFile(w, "meta/fart/root.html")
+	case "/modules/orel.li/fart/@v/list":
+		serveFile(w, "meta/fart/version-list")
+	case "/modules/orel.li/fart/@latest",
+		"/modules/orel.li/fart/@v/v0.0.3.info":
+		e := json.NewEncoder(w)
+		e.Encode(versionInfo{
+			Version: "v0.0.3",
+			Time:    time.Now(),
+		})
+	case "/modules/orel.li/fart/@v/v0.0.3.mod":
+		serveFile(w, "meta/fart/modfile")
+	case "/modules/orel.li/fart/@v/v0.0.3.zip":
+		err := zip.CreateFromDir(w, module.Version{
+			Path:    "orel.li/fart",
+			Version: "v0.0.3",
+		}, "/home/jorelli/modularium/modules/orel.li/fart")
+		if err != nil {
+			log_error.Printf("zip error: %v", err)
+		}
+	case "/":
+		w.WriteHeader(http.StatusOK)
+	default:
+		w.WriteHeader(http.StatusNotFound)
+	}
+}
+
+func serveFile(w http.ResponseWriter, path string) {
+	b, err := content.ReadFile(path)
+	if err != nil {
+		w.WriteHeader(http.StatusInternalServerError)
+		fmt.Fprintf(w, err.Error())
+	}
+	w.Write(b)
+}

+type versionInfo struct {
+	Version string    // version string
+	Time    time.Time // commit time
 }
--- a/main.go
+++ b/main.go
@ -41,12 +41,15 @@ func run(o options) error {
 	if err != nil {
 		return fmt.Errorf("unable to open unix socket: %w", err)
 	}
-	onShutdown(func() error { return l.Close() })
+	os.Chmod(o.Path, 0777)

 	server := http.Server{
 		Handler: new(handler),
 	}
-	onShutdown(func() error { return server.Shutdown(nil) })
+	onShutdown(func() error {
+		log_info.Print("shutting down http server")
+		return server.Shutdown(context.TODO())
+	})

 	// ??
 	start := time.Now()
--- a/meta/fart/modfile
+++ b/meta/fart/modfile
@ -0,0 +1,3 @@
+module orel.li/fart
+
+go 1.17
--- a/meta/fart/root.html
+++ b/meta/fart/root.html
@ -0,0 +1,7 @@
+<html>
+	<head>
+		<meta name="go-import" content="orel.li/fart mod https://orel.li/modules">
+	</head>
+	<body>
+	<body>
+</html>
--- a/meta/fart/version-list
+++ b/meta/fart/version-list
@ -0,0 +1,3 @@
+0.0.1
+0.0.2
+0.0.3
--- a/modules/orel.li/fart/go.mod
+++ b/modules/orel.li/fart/go.mod
@ -0,0 +1,3 @@
+module orel.li/fart
+
+go 1.17
--- a/modules/orel.li/fart/main.go
+++ b/modules/orel.li/fart/main.go
@ -0,0 +1,9 @@
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	fmt.Println("pfft")
+}
--- a/shutdown.go
+++ b/shutdown.go
@ -1,8 +1,8 @@
 package main

 import (
-	"sync"
 	"os"
+	"sync"
 )

 var shutdownHandlers []func() error
@ -17,11 +17,14 @@ func shutdown(cause error) {
 		} else {
 			log_info.Print("shutting down")
 		}
-		for _, f := range shutdownHandlers {
+		if len(shutdownHandlers) > 0 {
+			for i := len(shutdownHandlers) - 1; i >= 0; i-- {
+				f := shutdownHandlers[i]
 				if err := f(); err != nil {
 					log_error.Printf("error in shutdown: %v", err)
 				}
 			}
+		}
 		os.Exit(status)
 	})
 }