// NewOptions generates FUSE options that correspond to libfuse's
// defaults.
func NewOptions() *Options {
return &Options{
NegativeTimeout: 0,
AttrTimeout: time.Second,
EntryTimeout: time.Second,
Owner: fuse.CurrentOwner(),
}
}
func main() {
debug := flag.Bool("debug", false, "debug on")
hardlinks := flag.Bool("hardlinks", false, "support hardlinks")
delcache_ttl := flag.Float64("deletion_cache_ttl", 5.0, "Deletion cache TTL in seconds.")
branchcache_ttl := flag.Float64("branchcache_ttl", 5.0, "Branch cache TTL in seconds.")
deldirname := flag.String(
"deletion_dirname", "GOUNIONFS_DELETIONS", "Directory name to use for deletions.")
hide_readonly_link := flag.Bool("hide_readonly_link", true,
"Hides READONLY link from the top mountpoints. "+
"Enabled by default.")
portableInodes := flag.Bool("portable-inodes", false,
"Use sequential 32-bit inode numbers.")
flag.Parse()
if len(flag.Args()) < 2 {
fmt.Println("Usage:\n main MOUNTPOINT BASEDIR")
os.Exit(2)
}
ufsOptions := unionfs.UnionFsOptions{
DeletionCacheTTL: time.Duration(*delcache_ttl * float64(time.Second)),
BranchCacheTTL: time.Duration(*branchcache_ttl * float64(time.Second)),
DeletionDirName: *deldirname,
}
options := unionfs.AutoUnionFsOptions{
UnionFsOptions: ufsOptions,
Options: nodefs.Options{
EntryTimeout: time.Second,
AttrTimeout: time.Second,
NegativeTimeout: time.Second,
Owner: fuse.CurrentOwner(),
},
UpdateOnMount: true,
PathNodeFsOptions: pathfs.PathNodeFsOptions{
ClientInodes: *hardlinks,
},
HideReadonly: *hide_readonly_link,
}
fsOpts := nodefs.Options{
PortableInodes: *portableInodes,
}
gofs := unionfs.NewAutoUnionFs(flag.Arg(1), options)
pathfs := pathfs.NewPathNodeFs(gofs, nil)
state, conn, err := nodefs.MountRoot(flag.Arg(0), pathfs.Root(), &fsOpts)
if err != nil {
fmt.Printf("Mount fail: %v\n", err)
os.Exit(1)
}
pathfs.SetDebug(*debug)
conn.SetDebug(*debug)
state.SetDebug(*debug)
state.Serve()
time.Sleep(1 * time.Second)
}