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# This program 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 2 of the License, or
# (at your option) any later version.
# This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
from sos.plugins import Plugin, RedHatPlugin
import re
import os.path
from glob import glob
from datetime import datetime, timedelta
class Cluster(Plugin, RedHatPlugin):
"""Red Hat Cluster High Availability and GFS2
"""
plugin_name = 'cluster'
profiles = ('cluster',)
option_list = [
("gfs2lockdump", 'gather output of gfs2 lockdumps', 'slow', False),
("crm_from", 'specify the start time for crm_report', 'fast', False),
('lockdump', 'gather dlm lockdumps', 'slow', False),
('crm_scrub', 'enable password scrubbing for crm_report', '', True),
]
packages = [
"luci",
"ricci",
"corosync",
"openais",
"cman",
"clusterlib",
"fence-agents",
"pacemaker"
]
files = ["/etc/cluster/cluster.conf"]
debugfs_path = "/sys/kernel/debug"
_debugfs_cleanup = False
def setup(self):
self.add_copy_spec([
"/etc/cluster.conf",
"/etc/cluster",
"/etc/sysconfig/dlm",
"/etc/sysconfig/pacemaker",
"/etc/sysconfig/cluster",
"/etc/sysconfig/cman",
"/etc/fence_virt.conf",
"/var/lib/ricci",
"/var/lib/luci/data/luci.db",
"/var/lib/luci/etc",
"/var/log/cluster",
"/var/log/luci",
"/sys/fs/gfs2/*/withdraw"
])
if self.get_option('gfs2lockdump'):
if self._mount_debug():
self.add_copy_spec(["/sys/kernel/debug/gfs2/*"])
if self.get_option('lockdump'):
self.do_lockdump()
self.add_cmd_output([
"rg_test test /etc/cluster/cluster.conf",
"fence_tool ls -n",
"gfs_control ls -n",
"dlm_tool log_plock",
"clustat",
"group_tool dump",
"cman_tool services",
"cman_tool nodes",
"cman_tool status",
"ccs_tool lsnode",
"corosync-quorumtool -l",
"corosync-quorumtool -s",
"corosync-cpgtool",
"corosync-objctl",
"gfs_control ls -n",
"gfs_control dump",
"fence_tool dump",
"dlm_tool dump",
"dlm_tool ls -n",
"mkqdisk -L",
"pcs config",
"pcs status",
"pcs property list --all"
])
# crm_report needs to be given a --from "YYYY-MM-DD HH:MM:SS" start
# time in order to collect data.
crm_from = (datetime.today() -
timedelta(hours=72)).strftime("%Y-%m-%d %H:%m:%S")
if self.get_option('crm_from') is not False:
if re.match(r'\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}',
str(self.get_option('crm_from'))):
crm_from = self.get_option('crm_from')
else:
self._log_error(
"crm_from parameter '%s' is not a valid date: using "
"default" % self.get_option('crm_from'))
crm_dest = self.get_cmd_output_path(name='crm_report', make=False)
crm_scrub = '-p "passw.*"'
if not self.get_option("crm_scrub"):
crm_scrub = ''
self._log_warn("scrubbing of crm passwords has been disabled:")
self._log_warn("data collected by crm_report may contain"
" sensitive values.")
self.add_cmd_output('crm_report %s -S -d --dest %s --from "%s"'
% (crm_scrub, crm_dest, crm_from))
def do_lockdump(self):
if self._mount_debug():
dlm_tool = "dlm_tool ls"
result = self.call_ext_prog(dlm_tool)
if result['status'] != 0:
return
lock_exp = r'^name\s+([^\s]+)$'
lock_re = re.compile(lock_exp, re.MULTILINE)
for lockspace in lock_re.findall(result['output']):
self.add_cmd_output(
"dlm_tool lockdebug -svw '%s'" % lockspace,
suggest_filename="dlm_locks_%s" % lockspace
)
def _mount_debug(self):
if not os.path.ismount(self.debugfs_path):
self._debugfs_cleanup = True
r = self.call_ext_prog("mount -t debugfs debugfs %s"
% self.debugfs_path)
if r['status'] != 0:
self._log_error("debugfs not mounted and mount attempt failed")
self._debugfs_cleanup = False
return os.path.ismount(self.debugfs_path)
def postproc(self):
for cluster_conf in glob("/etc/cluster/cluster.conf*"):
self.do_file_sub(
cluster_conf,
r"(\s*\<fencedevice\s*.*\s*passwd\s*=\s*)\S+(\")",
r"\1%s" % ('"***"')
)
self.do_path_regex_sub(
"/var/lib/luci/etc/.*\.ini",
r"(.*secret\s*=\s*)\S+",
r"\1******"
)
self.do_cmd_output_sub(
"corosync-objctl",
r"(.*fence.*\.passwd=)(.*)",
r"\1******"
)
if self._debugfs_cleanup and os.path.ismount(self.debugfs_path):
r = self.call_ext_prog("umount %s" % self.debugfs_path)
if r['status'] != 0:
self._log_error("could not unmount %s" % self.debugfs_path)
return
# vim: set et ts=4 sw=4 :
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