netbox-agent/netbox_agent/raid/omreport.py

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2019-09-10 11:44:23 +02:00
import re
import subprocess
import xml.etree.ElementTree as ET # NOQA
from netbox_agent.misc import get_vendor
from netbox_agent.raid.base import Raid, RaidController
# Inspiration from https://github.com/asciiphil/perc-status/blob/master/perc-status
def get_field(obj, fieldname):
f = obj.find(fieldname)
if f is None:
return None
if f.attrib['type'] in ['u32', 'u64']:
if re.search('Mask$', fieldname):
return int(f.text, 2)
else:
return int(f.text)
if f.attrib['type'] == 'astring':
return f.text
return f.text
class OmreportController(RaidController):
def __init__(self, controller_index, data):
self.data = data
self.controller_index = controller_index
def get_product_name(self):
return get_field(self.data, 'Name')
def get_manufacturer(self):
return None
def get_serial_number(self):
return get_field(self.data, 'DeviceSerialNumber')
def get_firmware_version(self):
return get_field(self.data, 'Firmware Version')
def get_physical_disks(self):
ret = []
output = subprocess.getoutput(
'omreport storage controller controller={} -fmt xml'.format(self.controller_index)
)
root = ET.fromstring(output)
et_array_disks = root.find('ArrayDisks')
if et_array_disks is not None:
for obj in et_array_disks.findall('DCStorageObject'):
ret.append({
'Vendor': get_vendor(get_field(obj, 'Vendor')),
'Model': get_field(obj, 'ProductID'),
'SN': get_field(obj, 'DeviceSerialNumber'),
'Size': '{:.0f}GB'.format(
int(get_field(obj, 'Length')) / 1024 / 1024 / 1024
),
'Type': 'HDD' if int(get_field(obj, 'MediaType')) == 1 else 'SSD',
'_src': self.__class__.__name__,
})
return ret
class OmreportRaid(Raid):
def __init__(self):
output = subprocess.getoutput('omreport storage controller -fmt xml')
controller_xml = ET.fromstring(output)
self.controllers = []
for obj in controller_xml.find('Controllers').findall('DCStorageObject'):
ctrl_index = get_field(obj, 'ControllerNum')
self.controllers.append(
OmreportController(ctrl_index, obj)
)
def get_controllers(self):
return self.controllers