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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, DebianPlugin, UbuntuPlugin
import os
class Sar(Plugin,):
"""System Activity Reporter
"""
plugin_name = 'sar'
profiles = ('system', 'performance')
packages = ('sysstat',)
sa_path = '/var/log/sa'
option_list = [("all_sar", "gather all system activity records",
"", False)]
# size-limit SAR data collected by default (MB)
sa_size = 20
def setup(self):
if self.get_option("all_sar"):
self.sa_size = 0
# Copy all sa??, sar??, sa??.* and sar??.* files, which will net
# compressed and uncompressed versions, typically.
for suffix in ('', '.*'):
self.add_copy_spec_limit(
os.path.join(self.sa_path, "sa[0-3][0-9]" + suffix),
sizelimit=self.sa_size, tailit=False
)
self.add_copy_spec_limit(
os.path.join(self.sa_path, "sar[0-3][0-9]" + suffix),
sizelimit=self.sa_size, tailit=False
)
try:
dir_list = os.listdir(self.sa_path)
except:
self._log_warn("sar: could not list %s" % self.sa_path)
return
# find all the sa files that don't have an existing sar file
for fname in dir_list:
if fname.startswith('sar'):
continue
if not fname.startswith('sa'):
continue
if len(fname) != 4:
# We either have an "sa" or "sa?" file, or more likely, a
# compressed data file like, "sa??.xz".
#
# FIXME: We don't have a detector for the kind of compression
# use for this file right now, so skip these kinds of files.
continue
sa_data_path = os.path.join(self.sa_path, fname)
sar_filename = 'sar' + fname[2:]
if sar_filename not in dir_list:
sar_cmd = 'sh -c "sar -A -f %s"' % sa_data_path
self.add_cmd_output(sar_cmd, sar_filename)
sadf_cmd = "sadf -x %s" % sa_data_path
self.add_cmd_output(sadf_cmd, "%s.xml" % fname)
class RedHatSar(Sar, RedHatPlugin):
sa_path = '/var/log/sa'
class DebianSar(Sar, DebianPlugin, UbuntuPlugin):
sa_path = '/var/log/sysstat'
# vim: et ts=4 sw=4
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