func (d *kvfsDriver) create(name string, opts map[string]string) (*vol, error) {
store := d.store
if s, exists := opts["store"]; exists {
store = s
}
addrs := d.addrs
if a, exists := opts["addrs"]; exists {
addrs = getAddrs(a)
}
kvOpts := fs.Options{
Store: store,
Addrs: addrs,
Root: opts["root"],
}
kv, err := fs.NewKVFS(kvOpts)
if err != nil {
return nil, err
}
mp := getMountpoint(d.home, name)
if err := os.MkdirAll(mp, 0700); err != nil {
return nil, err
}
srv, err := kv.NewServer(mp)
if err != nil {
return nil, err
}
go srv.Serve()
return &vol{kv, getMountpoint(d.home, name), name, srv}, nil
}
func main() {
flag.Var(&flAddrs, "addr", "List of address to KV store")
flag.Parse()
if len(flAddrs) == 0 {
logrus.Fatal("need at least one addr to connect to kv store")
}
if *flMountpoint == "" {
logrus.Fatal("invalid mount point, must set the `-to` flag")
}
if _, err := os.Stat(*flMountpoint); err != nil {
logrus.Fatalf("error with specified mountpoint %s: %v", *flMountpoint, err)
}
if *flStore == "" {
logrus.Fatal("must specify a valid KV store")
}
if *flDebug {
logrus.SetLevel(logrus.DebugLevel)
}
fs, err := fs.NewKVFS(fs.Options{*flStore, flAddrs.GetAll(), *flRoot, store.Config{}})
if err != nil {
logrus.Fatal(err)
}
srv, err := fs.NewServer(*flMountpoint)
if err != nil {
logrus.Fatal(err)
}
signal.Trap(func() {
srv.Unmount()
})
srv.Serve()
}