mirror of
https://github.com/thegeeklab/ansible-later.git
synced 2024-07-06 09:00:58 +02:00
261 lines
11 KiB
Python
261 lines
11 KiB
Python
# This file is part of Ansible
|
|
#
|
|
# Ansible is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# Ansible is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
from __future__ import (absolute_import, division, print_function)
|
|
__metaclass__ = type
|
|
|
|
import glob
|
|
import os
|
|
import re
|
|
|
|
from ansible.module_utils.facts.virtual.base import Virtual, VirtualCollector
|
|
from ansible.module_utils.facts.utils import get_file_content, get_file_lines
|
|
|
|
|
|
class LinuxVirtual(Virtual):
|
|
"""
|
|
This is a Linux-specific subclass of Virtual. It defines
|
|
- virtualization_type
|
|
- virtualization_role
|
|
"""
|
|
platform = 'Linux'
|
|
|
|
# For more information, check: http://people.redhat.com/~rjones/virt-what/
|
|
def get_virtual_facts(self):
|
|
virtual_facts = {}
|
|
# lxc/docker
|
|
if os.path.exists('/proc/1/cgroup'):
|
|
for line in get_file_lines('/proc/1/cgroup'):
|
|
if re.search(r'/docker(/|-[0-9a-f]+\.scope)', line):
|
|
virtual_facts['virtualization_type'] = 'docker'
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
return virtual_facts
|
|
if re.search('/lxc/', line) or re.search('/machine.slice/machine-lxc', line):
|
|
virtual_facts['virtualization_type'] = 'lxc'
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
return virtual_facts
|
|
|
|
# lxc does not always appear in cgroups anymore but sets 'container=lxc' environment var, requires root privs
|
|
if os.path.exists('/proc/1/environ'):
|
|
for line in get_file_lines('/proc/1/environ'):
|
|
if re.search('container=lxc', line):
|
|
virtual_facts['virtualization_type'] = 'lxc'
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
return virtual_facts
|
|
|
|
if os.path.exists('/proc/vz') and not os.path.exists('/proc/lve'):
|
|
virtual_facts['virtualization_type'] = 'openvz'
|
|
if os.path.exists('/proc/bc'):
|
|
virtual_facts['virtualization_role'] = 'host'
|
|
else:
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
return virtual_facts
|
|
|
|
systemd_container = get_file_content('/run/systemd/container')
|
|
if systemd_container:
|
|
virtual_facts['virtualization_type'] = systemd_container
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
return virtual_facts
|
|
|
|
if os.path.exists("/proc/xen"):
|
|
virtual_facts['virtualization_type'] = 'xen'
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
try:
|
|
for line in get_file_lines('/proc/xen/capabilities'):
|
|
if "control_d" in line:
|
|
virtual_facts['virtualization_role'] = 'host'
|
|
except IOError:
|
|
pass
|
|
return virtual_facts
|
|
|
|
product_name = get_file_content('/sys/devices/virtual/dmi/id/product_name')
|
|
|
|
if product_name in ['KVM', 'Bochs']:
|
|
virtual_facts['virtualization_type'] = 'kvm'
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
return virtual_facts
|
|
|
|
if product_name == 'RHEV Hypervisor':
|
|
virtual_facts['virtualization_type'] = 'RHEV'
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
return virtual_facts
|
|
|
|
if product_name in ['VMware Virtual Platform', 'VMware7,1']:
|
|
virtual_facts['virtualization_type'] = 'VMware'
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
return virtual_facts
|
|
|
|
if product_name in ['OpenStack Compute', 'OpenStack Nova']:
|
|
virtual_facts['virtualization_type'] = 'openstack'
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
return virtual_facts
|
|
|
|
bios_vendor = get_file_content('/sys/devices/virtual/dmi/id/bios_vendor')
|
|
|
|
if bios_vendor == 'Xen':
|
|
virtual_facts['virtualization_type'] = 'xen'
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
return virtual_facts
|
|
|
|
if bios_vendor == 'innotek GmbH':
|
|
virtual_facts['virtualization_type'] = 'virtualbox'
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
return virtual_facts
|
|
|
|
if bios_vendor == 'Amazon EC2':
|
|
virtual_facts['virtualization_type'] = 'kvm'
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
return virtual_facts
|
|
|
|
sys_vendor = get_file_content('/sys/devices/virtual/dmi/id/sys_vendor')
|
|
|
|
# FIXME: This does also match hyperv
|
|
if sys_vendor == 'Microsoft Corporation':
|
|
virtual_facts['virtualization_type'] = 'VirtualPC'
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
return virtual_facts
|
|
|
|
if sys_vendor == 'Parallels Software International Inc.':
|
|
virtual_facts['virtualization_type'] = 'parallels'
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
return virtual_facts
|
|
|
|
if sys_vendor == 'QEMU':
|
|
virtual_facts['virtualization_type'] = 'kvm'
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
return virtual_facts
|
|
|
|
if sys_vendor == 'oVirt':
|
|
virtual_facts['virtualization_type'] = 'kvm'
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
return virtual_facts
|
|
|
|
if sys_vendor == 'OpenStack Foundation':
|
|
virtual_facts['virtualization_type'] = 'openstack'
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
return virtual_facts
|
|
|
|
if sys_vendor == 'Amazon EC2':
|
|
virtual_facts['virtualization_type'] = 'kvm'
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
return virtual_facts
|
|
|
|
if os.path.exists('/proc/self/status'):
|
|
for line in get_file_lines('/proc/self/status'):
|
|
if re.match(r'^VxID:\s+\d+', line):
|
|
virtual_facts['virtualization_type'] = 'linux_vserver'
|
|
if re.match(r'^VxID:\s+0', line):
|
|
virtual_facts['virtualization_role'] = 'host'
|
|
else:
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
return virtual_facts
|
|
|
|
if os.path.exists('/proc/cpuinfo'):
|
|
for line in get_file_lines('/proc/cpuinfo'):
|
|
if re.match('^model name.*QEMU Virtual CPU', line):
|
|
virtual_facts['virtualization_type'] = 'kvm'
|
|
elif re.match('^vendor_id.*User Mode Linux', line):
|
|
virtual_facts['virtualization_type'] = 'uml'
|
|
elif re.match('^model name.*UML', line):
|
|
virtual_facts['virtualization_type'] = 'uml'
|
|
elif re.match('^machine.*CHRP IBM pSeries .emulated by qemu.', line):
|
|
virtual_facts['virtualization_type'] = 'kvm'
|
|
elif re.match('^vendor_id.*PowerVM Lx86', line):
|
|
virtual_facts['virtualization_type'] = 'powervm_lx86'
|
|
elif re.match('^vendor_id.*IBM/S390', line):
|
|
virtual_facts['virtualization_type'] = 'PR/SM'
|
|
lscpu = self.module.get_bin_path('lscpu')
|
|
if lscpu:
|
|
rc, out, err = self.module.run_command(["lscpu"])
|
|
if rc == 0:
|
|
for line in out.splitlines():
|
|
data = line.split(":", 1)
|
|
key = data[0].strip()
|
|
if key == 'Hypervisor':
|
|
virtual_facts['virtualization_type'] = data[1].strip()
|
|
else:
|
|
virtual_facts['virtualization_type'] = 'ibm_systemz'
|
|
else:
|
|
continue
|
|
if virtual_facts['virtualization_type'] == 'PR/SM':
|
|
virtual_facts['virtualization_role'] = 'LPAR'
|
|
else:
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
return virtual_facts
|
|
|
|
# Beware that we can have both kvm and virtualbox running on a single system
|
|
if os.path.exists("/proc/modules") and os.access('/proc/modules', os.R_OK):
|
|
modules = []
|
|
for line in get_file_lines("/proc/modules"):
|
|
data = line.split(" ", 1)
|
|
modules.append(data[0])
|
|
|
|
if 'kvm' in modules:
|
|
|
|
if os.path.isdir('/rhev/'):
|
|
|
|
# Check whether this is a RHEV hypervisor (is vdsm running ?)
|
|
for f in glob.glob('/proc/[0-9]*/comm'):
|
|
try:
|
|
if open(f).read().rstrip() == 'vdsm':
|
|
virtual_facts['virtualization_type'] = 'RHEV'
|
|
break
|
|
except Exception:
|
|
pass
|
|
else:
|
|
virtual_facts['virtualization_type'] = 'kvm'
|
|
|
|
else:
|
|
virtual_facts['virtualization_type'] = 'kvm'
|
|
virtual_facts['virtualization_role'] = 'host'
|
|
|
|
return virtual_facts
|
|
|
|
if 'vboxdrv' in modules:
|
|
virtual_facts['virtualization_type'] = 'virtualbox'
|
|
virtual_facts['virtualization_role'] = 'host'
|
|
return virtual_facts
|
|
|
|
if 'virtio' in modules:
|
|
virtual_facts['virtualization_type'] = 'kvm'
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
return virtual_facts
|
|
|
|
# In older Linux Kernel versions, /sys filesystem is not available
|
|
# dmidecode is the safest option to parse virtualization related values
|
|
dmi_bin = self.module.get_bin_path('dmidecode')
|
|
# We still want to continue even if dmidecode is not available
|
|
if dmi_bin is not None:
|
|
(rc, out, err) = self.module.run_command('%s -s system-product-name' % dmi_bin)
|
|
if rc == 0:
|
|
# Strip out commented lines (specific dmidecode output)
|
|
vendor_name = ''.join([line.strip() for line in out.splitlines() if not line.startswith('#')])
|
|
if vendor_name.startswith('VMware'):
|
|
virtual_facts['virtualization_type'] = 'VMware'
|
|
virtual_facts['virtualization_role'] = 'guest'
|
|
return virtual_facts
|
|
|
|
# If none of the above matches, return 'NA' for virtualization_type
|
|
# and virtualization_role. This allows for proper grouping.
|
|
virtual_facts['virtualization_type'] = 'NA'
|
|
virtual_facts['virtualization_role'] = 'NA'
|
|
|
|
return virtual_facts
|
|
|
|
|
|
class LinuxVirtualCollector(VirtualCollector):
|
|
_fact_class = LinuxVirtual
|
|
_platform = 'Linux'
|