def test_reraising_exception(self):
e = Exception('reraise this')
with self.assertRaises(Exception) as raised:
with nested(TemporaryFile(), TemporaryFile()) as (a, b):
raise e
self.assertEqual(raised.exception, e)
def run(self):
"""
Run the JVM in the current configuration.
:raises: :exc:`JVMNotConfiguredError` if no workload or classpath is set
"""
if not self._classpath:
log.error('No classpath configured')
raise JVMNotConfiguredError('no classpath configured')
if not self.workload:
log.error('No workload configured')
raise JVMNotConfiguredError('no workload configured')
log.debug("executing setup hooks")
hooks = self._get_hooks()
for hook in hooks:
hook.setup()
log.debug("executing {0}".format(self.cmdline))
with nested(NamedTemporaryFile(delete=False, dir='.'),
NamedTemporaryFile(delete=False, dir='.')) \
as (stderr, stdout):
self.proc = subprocess.Popen(self.cmdline,
stdout=stdout, stderr=stderr)
# measure usertime before
before = os.times()[0]
log.debug('CPU time before invocation: {0}'.format(before))
self.proc.communicate()
# measure usertime after
after = os.times()[0]
diff = after - before
log.debug('CPU time after invocation: {0}, difference: '
'{1}'.format(after, diff))
if diff > 0.1:
log.error('High cpu difference: {0} seconds'.format(diff))
self.workload.out['exit_code'].append(self.proc.returncode)
self.workload.out['stdout'].append(stdout.name)
self.workload.out['stderr'].append(stderr.name)
if self.proc.returncode != 0:
log.error('jvm execution failed, stderr:')
stderr.seek(0)
log.error(stderr.read())
log.error('jvm execution failed, stdout:')
stdout.seek(0)
log.error(stdout.read())
raise JVMExecutionError('non zero exit code: {0}'
.format(self.proc.returncode))
log.debug("executing teardown hooks")
for hook in hooks:
hook.teardown()
def test_raising_on_exit(self):
@contextmanager
def raising_cm(exception):
yield
raise exception
on_exit = Exception('throw on exit')
with self.assertRaises(Exception) as raised:
with nested(raising_cm(on_exit)):
pass
self.assertEqual(raised.exception, on_exit)
def run_clients(self):
"""
Run the client on all nodes.
"""
with nested(make_bootstrap_pom(), make_bootstrap_client()) \
as (pom, bclient):
for node in self.nodes.values():
with node.connection_required():
for upload in self.uploads:
node.put(*upload)
node.put(pom.name, 'bootstrap.pom')
node.put(bclient.name, 'penchy_bootstrap')
node.execute_penchy(' '.join(
self.bootstrap_args + [os.path.basename(self.job_file),
'config.py', node.setting.identifier]))