forked from openstack/nova
-
Notifications
You must be signed in to change notification settings - Fork 0
/
volumeutils.py
34 lines (30 loc) · 1.18 KB
/
volumeutils.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
# Copyright 2014 Hewlett-Packard Development Company, L.P.
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""
Volume utilities for virt drivers.
"""
from nova import exception
from nova import utils
def get_iscsi_initiator():
"""Get iscsi initiator name for this machine."""
# NOTE(vish) openiscsi stores initiator name in a file that
# needs root permission to read.
try:
contents = utils.read_file_as_root('/etc/iscsi/initiatorname.iscsi')
except exception.FileNotFound:
return None
for l in contents.split('\n'):
if l.startswith('InitiatorName='):
return l[l.index('=') + 1:].strip()