blob: 08720c12058f8306aaecfb0ed670421d34ceb9cd [file] [log] [blame]
import os, shutil, re
from autotest_lib.client.bin import test, utils
from autotest_lib.client.common_lib import error
class systemtap(test.test):
"""
This autotest module runs the systemtap test suite.
@author Anton Blanchard <anton@au.ibm.com>
"""
version = 1
def initialize(self, local=False):
self.job.require_gcc()
self.systemtap_dir = ''
if local == False:
self.systemtap_dir = os.path.join(self.autodir,
'deps/systemtap/systemtap')
def setup(self, local=False, tarball_systemtap='systemtap-0.9.5.tar.gz', tarball_elfutils='elfutils-0.140.tar.bz2'):
depdir = os.path.join(self.autodir, 'deps/systemtap')
tarball_systemtap = utils.unmap_url(depdir, tarball_systemtap, self.tmpdir)
tarball_elfutils = utils.unmap_url(depdir, tarball_elfutils, self.tmpdir)
srcdir = os.path.join(depdir, 'src')
utils.extract_tarball_to_dir(tarball_systemtap, srcdir)
elfdir = os.path.join(srcdir, 'elfutils')
utils.extract_tarball_to_dir(tarball_elfutils, elfdir)
self.job.setup_dep(['dejagnu'])
if local == False:
self.job.setup_dep(['systemtap'])
# Try grabbing the systemtap tarball out of the deps directory
depdir = os.path.join(self.autodir, 'deps/systemtap')
if os.path.exists(os.path.join(depdir, tarball_systemtap)):
tarball = utils.unmap_url(depdir, tarball_systemtap, self.tmpdir)
else:
tarball = utils.unmap_url(self.bindir, tarball_systemtap, self.tmpdir)
utils.extract_tarball_to_dir(tarball_systemtap, self.srcdir)
testsuite = os.path.join(self.srcdir, 'testsuite')
os.chdir(testsuite)
utils.configure()
utils.make()
# Run a simple systemtap script to make sure systemtap and the
# kernel debuginfo packages are correctly installed
script = "PATH=%s/bin:$PATH stap -c /bin/true -e 'probe syscall.read { exit() }'" % self.systemtap_dir
try:
utils.system(script)
except:
raise error.TestError('simple systemtap test failed, kernel debuginfo package may be missing: %s' % script)
def run_once(self):
testsuite = os.path.join(self.srcdir, 'testsuite')
os.chdir(testsuite)
dejagnu_dir = os.path.join(self.autodir, 'deps/dejagnu/dejagnu')
utils.system('PATH=%s/bin:%s/bin:$PATH make installcheck' %
(self.systemtap_dir, dejagnu_dir))
# After we are done with this iteration, we move the log files to
# the results dir
sum = os.path.join(testsuite, 'systemtap.sum')
log = os.path.join(testsuite, 'systemtap.log')
if self.iteration:
logfile = 'systemtap.log.%d' % self.iteration
sumfile = 'systemtap.sum.%d' % self.iteration
else:
logfile = 'systemtap.log.profile'
sumfile = 'systemtap.sum.profile'
self.logfile = os.path.join(self.resultsdir, logfile)
self.sumfile = os.path.join(self.resultsdir, sumfile)
shutil.move(log, self.logfile)
shutil.move(sum, self.sumfile)
def postprocess_iteration(self):
os.chdir(self.resultsdir)
r = re.compile("# of (.*)\t(\d+)")
f = open(self.sumfile, 'r')
keyval = {}
for line in f:
result = r.match(line)
if result:
key = result.group(1)
key = key.strip().replace(' ', '_')
value = result.group(2)
keyval[key] = value
f.close()
self.write_perf_keyval(keyval)