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# This file is part of the sos project: https://github.com/sosreport/sos
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions of
# version 2 of the GNU General Public License.
#
# See the LICENSE file in the source distribution for further information.
from sos.report.plugins import Plugin, IndependentPlugin
class LibvirtClient(Plugin, IndependentPlugin):
short_desc = 'client for libvirt virtualization API'
plugin_name = 'virsh'
profiles = ('system', 'virt')
packages = ('libvirt-client',)
def setup(self):
# virt-manager logs
self.add_copy_spec([
"/root/.cache/virt-manager/*.log",
"/root/.virt-manager/*.log"
])
cmd = 'virsh -r'
# get host information
subcmds = [
'domcapabilities',
'capabilities',
'nodeinfo',
'freecell --all',
'node-memory-tune',
'version',
'pool-capabilities',
'nodecpumap',
'maxvcpus kvm',
'sysinfo',
'nodedev-list --tree',
]
for subcmd in subcmds:
self.add_cmd_output('%s %s' % (cmd, subcmd), foreground=True)
self.add_cmd_output("%s list --all" % cmd,
tags="virsh_list_all", foreground=True)
# get network, pool and nwfilter elements
for k in ['net', 'nwfilter', 'pool']:
k_list = self.collect_cmd_output('%s %s-list %s' % (cmd, k, '--all'
if k in ['net', 'pool'] else ''),
foreground=True)
if k_list['status'] == 0:
k_lines = k_list['output'].splitlines()
# the 'Name' column position changes between virsh cmds
# catch the rare exceptions when 'Name' is not found
try:
pos = k_lines[0].split().index('Name')
except Exception: # pylint: disable=broad-except
continue
for j in filter(lambda x: x, k_lines[2:]):
name = j.split()[pos]
self.add_cmd_output('%s %s-dumpxml %s' % (cmd, k, name),
foreground=True)
# cycle through the VMs/domains list, ignore 2 header lines and latest
# empty line, and dumpxml domain name in 2nd column
domains_output = self.exec_cmd('%s list --all' % cmd, foreground=True)
if domains_output['status'] == 0:
domains_lines = domains_output['output'].splitlines()[2:]
for domain in filter(lambda x: x, domains_lines):
domain = domain.split()[1]
for opt in ['dumpxml', 'dominfo', 'domblklist']:
self.add_cmd_output('%s %s %s' % (cmd, opt, domain),
foreground=True)
nodedev_output = self.exec_cmd(f"{cmd} nodedev-list", foreground=True)
if nodedev_output['status'] == 0:
for name in nodedev_output['output'].splitlines():
self.add_cmd_output(
f"{cmd} nodedev-dumpxml {name}",
foreground=True
)
def postproc(self):
match_exp = r"(\s*passwd\s*=\s*\")([^\"]*)(\".*)"
virsh_path_exps = [
r"/root/\.cache/virt-manager/.*\.log",
r"/root/\.virt-manager/.*\.log"
]
for path_exp in virsh_path_exps:
# Scrub passwords in virt-manager logs
# Example of scrubbing:
#
# passwd="hackme"
# To:
# passwd="******"
#
self.do_path_regex_sub(path_exp, match_exp, r"\1******\3")
# vim: et ts=4 sw=4
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