#!pydsl

MDADM_STATE_NAME = 'mdadm'
DEVICE_STATE_NAME = '/dev/md0'

OPT_STRING = 'level=1 chunk=256 raid-devices=2 %s %s'

import glob

def get_disks():
    """Return tuple of devices to use
    """

    disks = glob.glob1('/dev/', 'xvd*')
    disks = [d for d in disks if len(d) == 4 and d != 'xvda']
    disks = ['/dev/%s' % d for d in disks]
    disks.sort()

    return tuple(disks)

mdadm_state = state(MDADM_STATE_NAME)
mdadm_state.pkg.installed()

dev_state = state(DEVICE_STATE_NAME)
dev_state.raid.present(opts=OPT_STRING % get_disks())
dev_state.raid.require(pkg=MDADM_STATE_NAME)

# EOF