103 lines
4.7 KiB
Python
103 lines
4.7 KiB
Python
# iSCSI initiator related facts collection for Ansible.
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#
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# This file is part of Ansible
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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from __future__ import (absolute_import, division, print_function)
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__metaclass__ = type
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import sys
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import subprocess
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from ansible.module_utils.facts.utils import get_file_content
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from ansible.module_utils.facts.network.base import NetworkCollector
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class IscsiInitiatorNetworkCollector(NetworkCollector):
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name = 'iscsi'
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_fact_ids = set()
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def collect(self, module=None, collected_facts=None):
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"""
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Example of contents of /etc/iscsi/initiatorname.iscsi:
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## DO NOT EDIT OR REMOVE THIS FILE!
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## If you remove this file, the iSCSI daemon will not start.
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## If you change the InitiatorName, existing access control lists
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## may reject this initiator. The InitiatorName must be unique
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## for each iSCSI initiator. Do NOT duplicate iSCSI InitiatorNames.
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InitiatorName=iqn.1993-08.org.debian:01:44a42c8ddb8b
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Example of output from the AIX lsattr command:
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# lsattr -E -l iscsi0
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disc_filename /etc/iscsi/targets Configuration file False
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disc_policy file Discovery Policy True
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initiator_name iqn.localhost.hostid.7f000002 iSCSI Initiator Name True
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isns_srvnames auto iSNS Servers IP Addresses True
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isns_srvports iSNS Servers Port Numbers True
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max_targets 16 Maximum Targets Allowed True
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num_cmd_elems 200 Maximum number of commands to queue to driver True
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Example of output from the HP-UX iscsiutil command:
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#iscsiutil -l
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Initiator Name : iqn.1986-03.com.hp:mcel_VMhost3.1f355cf6-e2db-11e0-a999-b44c0aef5537
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Initiator Alias :
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Authentication Method : None
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CHAP Method : CHAP_UNI
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Initiator CHAP Name :
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CHAP Secret :
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NAS Hostname :
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NAS Secret :
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Radius Server Hostname :
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Header Digest : None, CRC32C (default)
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Data Digest : None, CRC32C (default)
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SLP Scope list for iSLPD :
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"""
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iscsi_facts = {}
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iscsi_facts['iscsi_iqn'] = ""
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if sys.platform.startswith('linux') or sys.platform.startswith('sunos'):
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for line in get_file_content('/etc/iscsi/initiatorname.iscsi', '').splitlines():
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if line.startswith('#') or line.startswith(';') or line.strip() == '':
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continue
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if line.startswith('InitiatorName='):
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iscsi_facts['iscsi_iqn'] = line.split('=', 1)[1]
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break
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elif sys.platform.startswith('aix'):
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if module is not None:
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rc, out, err = module.run_command('/usr/sbin/lsattr -E -l iscsi0 | grep initiator_name')
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if out:
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iscsi_facts['iscsi_iqn'] = out.split()[1].rstrip()
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else:
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aixcmd = '/usr/sbin/lsattr -E -l iscsi0 | grep initiator_name'
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aixret = subprocess.check_output(aixcmd, shell=True)
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if aixret[0].isalpha():
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iscsi_facts['iscsi_iqn'] = aixret.split()[1].rstrip()
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elif sys.platform.startswith('hp-ux'):
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if module is not None:
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rc, out, err = module.run_command("/opt/iscsi/bin/iscsiutil -l | grep 'Initiator Name'",
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use_unsafe_shell=True)
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if out:
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iscsi_facts['iscsi_iqn'] = out.split(":", 1)[1].rstrip()
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else:
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hpuxcmd = "/opt/iscsi/bin/iscsiutil -l | grep 'Initiator Name'"
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hpuxret = subprocess.check_output(hpuxcmd, shell=True)
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if hpuxret[0].isalpha():
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iscsi_facts['iscsi_iqn'] = hpuxret.split(":", 1)[1].rstrip()
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return iscsi_facts
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