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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.
import random
import os
from sos_tests import StageOneReportTest, StageTwoReportTest
from string import ascii_uppercase, digits
from time import sleep
class LogsPluginTest(StageOneReportTest):
"""Ensure common collections from the `logs` plugin are properly collected
:avocado: tags=stageone
"""
sos_cmd = '-o logs --all-logs'
def test_journalctl_collections(self):
self.assertFileCollected('sos_commands/logs/journalctl_--disk-usage')
self.assertFileCollected('sos_commands/logs/journalctl_--no-pager_--boot')
def test_journal_runtime_collected(self):
self.assertFileGlobInArchive('/var/log/journal/*')
class LogsSizeLimitTest(StageTwoReportTest):
"""Test that journal size limiting is working and is independent of
--log-size
Note: this test will insert over 100MB of garbage into the test system's
journal
:avocado: tags=stagetwo
"""
sos_cmd = '-o logs'
sos_timeout = 500
packages = {
'rhel': ['python3-systemd'],
'ubuntu': ['python3-systemd']
}
def pre_sos_setup(self):
# write 20MB at a time to side-step rate/size limiting on some distros
# write over 100MB to ensure we will actually size limit inside sos,
# allowing for any compression or de-dupe systemd does
from systemd import journal
sosfd = journal.stream('sos-testing')
rsize = 10 * 1048576
for i in range(6):
# generate 10MB, write it, then write it in reverse.
# Spend less time generating new strings
rand = ''.join(random.choice(ascii_uppercase + digits) for _ in range(rsize))
sosfd.write(rand + '\n')
# sleep to avoid burst rate-limiting
sleep(10)
sosfd.write(rand[::-1] + '\n')
def test_journal_size_limit(self):
journ = 'sos_commands/logs/journalctl_--no-pager'
self.assertFileCollected(journ)
jsize = os.stat(self.get_name_in_archive(journ)).st_size
assert jsize <= 105906176, "Collected journal is larger than 100MB (size: %s)" % jsize
assert jsize > 27262976, "Collected journal limited by --log-size (size: %s)" % jsize
def test_journal_tailed_and_linked(self):
tailed = self.get_name_in_archive('sos_strings/logs/journalctl_--no-pager.tailed')
self.assertFileExists(tailed)
journ = self.get_name_in_archive('sos_commands/logs/journalctl_--no-pager')
assert os.path.islink(journ), "Journal in sos_commands/logs is not a symlink"
def test_string_not_in_manifest(self):
# we don't want truncated collections appearing in the strings section
# of the manifest for the plugin
manifest = self.get_plugin_manifest('logs')
self.assertFalse(manifest['strings'])
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