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new.go
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/
new.go
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package unix_xfs
import (
"github.com/cornelk/hashmap"
"github.com/yottaStore/golang/svcs/yfs/io_driver"
"golang.org/x/sys/unix"
"log"
)
func New(namespace string) (io_driver.IODriver, error) {
var d IODriver
data := namespace + "/data/"
err := unix.Access(namespace, unix.O_RDWR)
switch err {
case nil:
case unix.ENOENT:
if err := unix.Mkdir(namespace, 0766); err != nil {
log.Println("Error instantiating driver: ", err)
return &d, err
}
default:
return &d, err
}
err = unix.Access(data, unix.O_RDWR)
switch err {
case nil:
case unix.ENOENT:
if err := unix.Mkdir(data, 0766); err != nil {
log.Println("Error instantiating driver: ", err)
return &d, err
}
default:
log.Println("Error instantiating driver: ", err)
return &d, err
}
driver := IODriver{
Namespace: namespace,
Data: data,
Locks: hashmap.New[string, uint8](),
}
return &driver, nil
}