#!/usr/bin/python
import re

RAID_HW = 0
RAID_SW = 1
MDSTAT_PATH   = "/Users/jgabriel/Documents/Python/files_res/mdstat"

def get_soft_raid_map():
    saida = []
    deviceinfo = []
    raid_device = raid_type = raid_status = None
    for line in open(MDSTAT_PATH, "r"):
        line = line.strip()
        if len(line) == 0:
            continue
        parts = line.split()
        if  re.search('blocks',line):
            raid_status = parts[-1]
            deviceinfo.append(raid_status)
            continue
        if re.search('active',line):
            raid_device = "/dev/" + parts[0]
            raid_type = parts[3]
            deviceinfo.append(raid_device)
            deviceinfo.append(raid_type)
            saida.append(deviceinfo)
            deviceinfo = []
    return saida

def qual_eh_o_raid():
    for jao in open(MDSTAT_PATH, "r"):
        jao = jao.strip()
        if len(jao) == 0:
            continue
        if re.search('raid', jao):
            return RAID_SW
        else:
            return RAID_HW
if __name__ == '__main__':
    print get_soft_raid_map()
#    raid_type = qual_eh_o_raid()
#    if raid_type == RAID_HW:
#        print "hardware raid detected."
#    else:
#        print "software raid detected."
#        for device, tipo, status in get_soft_raid_map():
#            print "device=(%s), tipo=(%s), status(%s)" % (device, tipo, status)