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OpTestPstore.py:This patch checks for new files creation under /sys/fs/pstore #584
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#!/usr/bin/env python3 | ||
# IBM_PROLOG_BEGIN_TAG | ||
# This is an automatically generated prolog. | ||
# | ||
# $Source: op-test-framework/testcases/OpTestPstore.py $ | ||
# | ||
# OpenPOWER Automated Test Project | ||
# | ||
# Contributors Listed Below - COPYRIGHT 2020 | ||
# [+] International Business Machines Corp. | ||
# | ||
# | ||
# Licensed under the Apache License, Version 2.0 (the "License"); | ||
# you may not use this file except in compliance with the License. | ||
# You may obtain a copy of the License at | ||
# | ||
# http://www.apache.org/licenses/LICENSE-2.0 | ||
# | ||
# Unless required by applicable law or agreed to in writing, software | ||
# distributed under the License is distributed on an "AS IS" BASIS, | ||
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or | ||
# implied. See the License for the specific language governing | ||
# permissions and limitations under the License. | ||
# | ||
# IBM_PROLOG_END_TAG | ||
|
||
''' | ||
OpTestPstore | ||
------------ | ||
|
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This module can contain testcases related to Pstore. | ||
1. Trigger crash. | ||
2. Check new files are created or not under /sys/fs/pstore | ||
''' | ||
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import time | ||
import subprocess | ||
import re | ||
import sys | ||
import pexpect | ||
import os | ||
import time | ||
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from common.OpTestConstants import OpTestConstants as BMC_CONST | ||
from common.OpTestError import OpTestError | ||
from common.OpTestSOL import OpSOLMonitorThread | ||
from common import OpTestHMC, OpTestFSP | ||
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import unittest | ||
import OpTestConfiguration | ||
from common.OpTestSystem import OpSystemState | ||
from common.OpTestSSH import ConsoleState as SSHConnectionState | ||
from common.Exceptions import KernelOOPS, KernelKdump, KernelPanic, KernelFADUMP | ||
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import logging | ||
import OpTestLogger | ||
log = OpTestLogger.optest_logger_glob.get_logger(__name__) | ||
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class OpTestPstore(unittest.TestCase): | ||
def setUp(self): | ||
conf = OpTestConfiguration.conf | ||
self.cv_SYSTEM = conf.system() | ||
self.con = self.cv_SYSTEM.console | ||
self.c = self.cv_SYSTEM.cv_HOST.get_ssh_connection() | ||
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def kernel_crash(self): | ||
try: | ||
self.con.run_command( "echo c > /proc/sysrq-trigger") | ||
except (KernelOOPS, KernelKdump, KernelPanic, KernelFADUMP): | ||
self.cv_SYSTEM.goto_state(OpSystemState.OFF) | ||
self.cv_SYSTEM.goto_state(OpSystemState.OS) | ||
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def pstore_file_check(self): | ||
#This function will validate new files are created | ||
#or not under /sys/fs/pstore after crash | ||
time_init = self.con.run_command( "date +%s") | ||
result = self.con.run_command( 'ls -1 /sys/fs/pstore') | ||
l = [] | ||
for line in result: | ||
files_list = "".join(re.findall("[a-zA-Z]",line)) | ||
l.append(files_list) | ||
for i in result: | ||
self.con.run_command( "cd /sys/fs/pstore") | ||
time_created = self.con.run_command( "stat -c%%Z %s" % i) | ||
if (time_init > time_created): | ||
print("New file %s is created" % i) | ||
else: | ||
print("New file %s is not created" % i) | ||
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class Pstore(OpTestPstore): | ||
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def setup_test(self): | ||
self.con.run_command( "which stty && stty cols 300; which stty && stty rows 30") | ||
self.con.run_command( "uname -a") | ||
res = self.con.run_command( "cat /etc/os-release | grep NAME | head -1") | ||
if 'SLES' in res[0].strip(): | ||
self.distro = 'SLES' | ||
self.con.run_command( "sed -i -e 's/crashkernel=.* / /' -e 's/crashkernel=.*/\"/' /etc/default/grub") | ||
self.con.run_command( "grub2-mkconfig -o /boot/grub2/grub.cfg") | ||
self.con.run_command( "sync; sync; sleep 5") | ||
self.con.run_command( "sed -i '/GRUB_CMDLINE_LINUX_DEFAULT/s/\"$/ crashkernel=2G-4G:512M,4G-64G:1024M,64G-128G:2048M,128G-:4096M\"/' /etc/default/grub") | ||
self.con.run_command( "grub2-mkconfig -o /boot/grub2/grub.cfg") | ||
self.con.run_command( "sync; sync; sleep 5") | ||
self.cv_SYSTEM.goto_state(OpSystemState.OFF) | ||
self.cv_SYSTEM.goto_state(OpSystemState.OS) | ||
elif 'Red Hat Enterprise Linux' in res[0].strip(): | ||
self.distro = 'RHEL' | ||
else: | ||
self.skipTest("Currently test is supported only on sles and rhel") | ||
res = self.con.run_command( "systemctl status kdump.service | grep active") | ||
if 'exited' not in res[0].strip(): | ||
print("Kdump service is not configured properly") | ||
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def runTest(self): | ||
self.setup_test() | ||
print("=================== Testing Kdump=======================") | ||
self.kernel_crash() | ||
self.pstore_file_check() | ||
print("=================Kdump Disable==========================") | ||
self.con.run_command("service kdump stop") | ||
self.con.run_command("echo 10 > /proc/sys/kernel/panic") | ||
self.kernel_crash() | ||
self.pstore_file_check() |
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Why kdump stuff is coming here. We already have multiple files/classes doing kdump/fadump stuff.