52 lines
1.5 KiB
Python
52 lines
1.5 KiB
Python
# This file is part of the sos project: https://github.com/sosreport/sos
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#
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# This copyrighted material is made available to anyone wishing to use,
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# modify, copy, or redistribute it subject to the terms and conditions of
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# version 2 of the GNU General Public License.
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#
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# See the LICENSE file in the source distribution for further information.
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import re
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from sos.report.plugins import Plugin, IndependentPlugin, PluginOpt
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class Dlm(Plugin, IndependentPlugin):
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short_desc = 'DLM (Distributed lock manager)'
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plugin_name = "dlm"
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profiles = ("cluster", )
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packages = ("cman", "dlm", "pacemaker")
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option_list = [
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PluginOpt('lockdump', default=False, desc='capture lock dumps for DLM')
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]
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def setup(self):
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self.add_copy_spec([
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"/etc/sysconfig/dlm"
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])
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self.add_cmd_output([
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"dlm_tool log_plock",
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"dlm_tool dump",
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"dlm_tool ls -n"
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])
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if self.get_option("lockdump"):
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self.do_lockdump()
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def do_lockdump(self):
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""" Do dlm lock dumps """
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dlm_tool = "dlm_tool ls"
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result = self.collect_cmd_output(dlm_tool)
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if result["status"] != 0:
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return
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lock_exp = r'^name\s+([^\s]+)$'
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lock_re = re.compile(lock_exp, re.MULTILINE)
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for lockspace in lock_re.findall(result["output"]):
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self.add_cmd_output(
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f"dlm_tool lockdebug -svw '{lockspace}'",
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suggest_filename=f"dlm_locks_{lockspace}"
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)
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# vim: et ts=4 sw=4
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