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from __future__ import print_function, division, absolute_import
# Copyright (c) 2016 Red Hat, Inc.
#
# This software is licensed to you under the GNU General Public License,
# version 2 (GPLv2). There is NO WARRANTY for this software, express or
# implied, including the implied warranties of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. You should have received a copy of GPLv2
# along with this software; if not, see
# http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
#
# Red Hat trademarks are not licensed under GPLv2. No permission is
# granted to use or replicate Red Hat trademarks that are incorporated
# in this software or its documentation.
#
import locale
import logging
from rhsmlib.facts import cleanup
from rhsmlib.facts import virt
from rhsmlib.facts import firmware_info
from rhsmlib.facts import collector
from rhsmlib.facts import cloud_facts
log = logging.getLogger(__name__)
class HostCollector(collector.FactsCollector):
"""Collect facts for a host system.
'host' in this case means approx something running
a single kernel image. ie, regular x86_64 hardware, a KVM
virt guest, a ppc64 lpar guest. And not a cluster, or
a container, or an installroot/chroot/mock, or an application,
or a data center, or a distributed computing framework, or
a non-linux hypervisor, etc.
This in turns runs:
hwprobe.HardwareCollector() [regular hardware facts]
virt.VirtCollector() [virt facts, results from virt-what etc]
firmware_info.FirmwareCollector() [dmiinfo, devicetree, etc]
cleanup.CleanupCollector() [Collapse redundant facts, alter any
facts that depend on output of other facts, etc]
Facts collected include DMI info and virt status and virt.uuid."""
def get_all(self):
host_facts = {}
firmware_collector = firmware_info.FirmwareCollector(
prefix=self.prefix,
testing=self.testing,
)
firmware_info_dict = firmware_collector.get_all()
virt_collector = virt.VirtCollector(
prefix=self.prefix,
testing=self.testing,
collected_hw_info=firmware_info_dict
)
virt_collector_info = virt_collector.get_all()
cloud_collector = cloud_facts.CloudFactsCollector(
prefix=self.prefix,
testing=self.testing,
collected_hw_info=firmware_info_dict
)
cloud_facts_info = cloud_collector.get_all()
host_facts.update(cloud_facts_info)
host_facts.update(virt_collector_info)
host_facts.update(firmware_info_dict)
locale_info = {}
effective_locale = 'Unknown'
# When there is no locale set (system variable LANG is unset),
# then this is value returned by locale.getdefaultlocale()
# Tuple contains: (language[_territory], encoding identifier)
default_locale = (None, None)
try:
default_locale = locale.getdefaultlocale()
except ValueError as err:
log.warning("Unable to get default locale (bad environment variable?): %s" % err)
if default_locale[0] is not None:
effective_locale = ".".join([_f for _f in default_locale if _f])
locale_info['system.default_locale'] = effective_locale
host_facts.update(locale_info)
# Now, munging, kluges, special cases, etc
# NOTE: we are passing the facts we've already collected into
# cleanup_collector.
cleanup_collector = cleanup.CleanupCollector(
prefix=self.prefix,
testing=self.testing,
collected_hw_info=host_facts
)
cleanup_info = cleanup_collector.get_all()
host_facts.update(cleanup_info)
return host_facts