feat: Add basic FUSE read-only FS example

cmd/stfs-fuse/main.go

@@ -0,0 +1,58 @@
+package main
+
+import (
+	"context"
+	"flag"
+	"log"
+
+	"github.com/hanwen/go-fuse/v2/fs"
+	"github.com/hanwen/go-fuse/v2/fuse"
+)
+
+type Root struct {
+	fs.Inode
+}
+
+func (r *Root) OnAdd(ctx context.Context) {
+	r.AddChild(
+		"hello_world.txt",
+		r.NewPersistentInode(
+			ctx,
+			&fs.MemRegularFile{
+				Data: []byte("Hello, world!"),
+				Attr: fuse.Attr{
+					Mode: 0644,
+				},
+			},
+			fs.StableAttr{},
+		),
+		false,
+	)
+}
+
+func main() {
+	mountpoint := flag.String("mountpoint", ".", "Directory to mount the FUSE in")
+	verbose := flag.Bool("verbose", false, "Enable verbose logging")
+
+	flag.Parse()
+
+	server, err := fs.Mount(
+		*mountpoint,
+		&Root{},
+		&fs.Options{
+			Logger: func() *log.Logger {
+				if *verbose {
+					return log.Default()
+				}
+
+				return nil
+			}(),
+		},
+	)
+	if err != nil {
+		panic(err)
+	}
+	defer server.Unmount()
+
+	server.Wait()
+}

go.mod

@@ -1,3 +1,7 @@
 module github.com/pojntfx/stfs
 
 go 1.17
+
+require github.com/hanwen/go-fuse/v2 v2.1.0
+
+require golang.org/x/sys v0.0.0-20180830151530-49385e6e1522 // indirect

go.sum

@@ -0,0 +1,9 @@
+github.com/hanwen/go-fuse v1.0.0 h1:GxS9Zrn6c35/BnfiVsZVWmsG803xwE7eVRDvcf/BEVc=
+github.com/hanwen/go-fuse v1.0.0/go.mod h1:unqXarDXqzAk0rt98O2tVndEPIpUgLD9+rwFisZH3Ok=
+github.com/hanwen/go-fuse/v2 v2.1.0 h1:+32ffteETaLYClUj0a3aHjZ1hOPxxaNEHiZiujuDaek=
+github.com/hanwen/go-fuse/v2 v2.1.0/go.mod h1:oRyA5eK+pvJyv5otpO/DgccS8y/RvYMaO00GgRLGryc=
+github.com/kylelemons/godebug v0.0.0-20170820004349-d65d576e9348 h1:MtvEpTB6LX3vkb4ax0b5D2DHbNAUsen0Gx5wZoq3lV4=
+github.com/kylelemons/godebug v0.0.0-20170820004349-d65d576e9348/go.mod h1:B69LEHPfb2qLo0BaaOLcbitczOKLWTsrBG9LczfCD4k=
+golang.org/x/sync v0.0.0-20201207232520-09787c993a3a/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sys v0.0.0-20180830151530-49385e6e1522 h1:Ve1ORMCxvRmSXBwJK+t3Oy+V2vRW2OetUQBq4rJIkZE=
+golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=