def md_get_devices_list(devpath):
sysfs_md = sys_block_path(devpath, "md")
devices = [
dev_path(dev[4:]) for dev in os.listdir(sysfs_md)
if (dev.startswith('dev-') and util.load_file(
os.path.join(sysfs_md, dev, 'state')).strip() != 'spare')
]
return devices
def md_check_array_uuid(md_devname, md_uuid):
valid_mdname(md_devname)
# confirm we have /dev/{mdname} by following the udev symlink
mduuid_path = ('/dev/disk/by-id/md-uuid-' + md_uuid)
mdlink_devname = dev_path(os.path.realpath(mduuid_path))
if md_devname != mdlink_devname:
err = ('Mismatch between devname and md-uuid symlink: ' +
'%s -> %s != %s' % (mduuid_path, mdlink_devname, md_devname))
raise ValueError(err)