def testProcessDiesAfterBeingTracked(self):
p = Popen(["sleep", "1"])
zombiereaper.autoReapPID(p.pid)
# wait for the grim reaper to arrive
sleep(4)
# Throws error because pid is not found or is not child
self.assertRaises(OSError, os.waitpid, p.pid, os.WNOHANG)
def testProcessDiesAfterBeingTracked(self):
p = Popen(["sleep", "1"])
zombiereaper.autoReapPID(p.pid)
# wait for the grim reaper to arrive
sleep(4)
# Throws error because pid is not found or is not child
self.assertRaises(OSError, os.waitpid, p.pid, os.WNOHANG)
def testProcessDiedBeforeBeingTracked(self):
p = Popen(["sleep", "0"])
# wait for the process to die
sleep(1)
zombiereaper.autoReapPID(p.pid)
# Throws error because pid is not found or is not child
self.assertRaises(OSError, os.waitpid, p.pid, os.WNOHANG)
def testProcessDiedBeforeBeingTracked(self):
p = Popen(["sleep", "0"])
# wait for the process to die
sleep(1)
zombiereaper.autoReapPID(p.pid)
# Throws error because pid is not found or is not child
self.assertRaises(OSError, os.waitpid, p.pid, os.WNOHANG)
def terminating(proc):
try:
yield proc
finally:
try:
if proc.poll() is None:
logging.debug('Terminating process pid=%d' % proc.pid)
proc.kill()
if proc.poll() is None:
zombiereaper.autoReapPID(proc.pid)
except Exception:
logging.exception('Failed to kill process %d' % proc.pid)
def _abort(self):
self._aborted = True
if self._proc.returncode is None:
logging.debug('Job %r killing virt-v2v process', self._id)
try:
self._proc.kill()
except OSError as e:
if e.errno != errno.ESRCH:
raise
logging.debug('Job %r virt-v2v process not running', self._id)
else:
logging.debug('Job %r virt-v2v process was killed', self._id)
finally:
zombiereaper.autoReapPID(self._proc.pid)
def _abort(self):
self._aborted = True
if self._proc.returncode is None:
logging.debug('Job %r killing virt-v2v process', self._id)
try:
self._proc.kill()
except OSError as e:
if e.errno != errno.ESRCH:
raise
logging.debug('Job %r virt-v2v process not running',
self._id)
else:
logging.debug('Job %r virt-v2v process was killed',
self._id)
finally:
zombiereaper.autoReapPID(self._proc.pid)
def _rescan():
"""
Called from supervdsm to perform rescan as root.
"""
timeout = config.getint('irs', 'scsi_rescan_maximal_timeout')
proc = commands.execCmd([constants.EXT_FC_SCAN], sync=False,
execCmdLogger=log)
try:
proc.wait(timeout)
finally:
if proc.returncode is None:
zombiereaper.autoReapPID(proc.pid)
raise Error("Timeout scanning (pid=%s)" % proc.pid)
elif proc.returncode != 0:
stderr = proc.stderr.read(512)
raise Error("Scan failed: %r" % stderr)
def _rescan():
"""
Called from supervdsm to perform rescan as root.
"""
timeout = config.getint('irs', 'scsi_rescan_maximal_timeout')
proc = commands.execCmd([constants.EXT_FC_SCAN], sync=False,
execCmdLogger=log)
try:
proc.wait(timeout)
finally:
if proc.returncode is None:
zombiereaper.autoReapPID(proc.pid)
raise Error("Timeout scanning (pid=%s)" % proc.pid)
elif proc.returncode != 0:
stderr = proc.stderr.read(512)
raise Error("Scan failed: %r" % stderr)
def stop(self):
try:
os.kill(self.process.pid, signal.SIGKILL)
except:
pass
self.process.poll()
# Don't try to read if the process is in D state
if (self.process.returncode is not None and
self.process.returncode != 0):
err = self.process.stderr.read()
out = self.process.stdout.read()
self.log.debug("Pool handler existed, OUT: '%s' ERR: '%s'",
out, err)
try:
zombiereaper.autoReapPID(self.process.pid)
except AttributeError:
if zombiereaper is not None:
raise
def __del__(self):
if self._proc.returncode is None:
zombiereaper.autoReapPID(self._proc.pid)
def __del__(self):
if self._proc.returncode is None:
zombiereaper.autoReapPID(self._proc.pid)
