def killall(name, signum, group=False):
exception = _NO_ERROR
knownPgs = set()
pidList = proc.pgrep(name)
if len(pidList) == 0:
raise OSError(errno.ESRCH,
"Could not find processes named `%s`" % name)
for pid in pidList:
try:
if group:
pgid = os.getpgid(pid)
if pgid in knownPgs:
# Signal already sent, ignore
continue
knownPgs.add(pgid)
os.killpg(pgid, signum)
else:
os.kill(pid, signum)
except OSError as e:
if e.errno == errno.ESRCH:
# process died in the interim, ignore
continue
exception = e
if exception is not _NO_ERROR:
raise exception
def killall(name, signum, group=False):
exception = _NO_ERROR
knownPgs = set()
pidList = proc.pgrep(name)
if len(pidList) == 0:
raise OSError(errno.ESRCH,
"Could not find processes named `%s`" % name)
for pid in pidList:
try:
if group:
pgid = os.getpgid(pid)
if pgid in knownPgs:
# Signal already sent, ignore
continue
knownPgs.add(pgid)
os.killpg(pgid, signum)
else:
os.kill(pid, signum)
except OSError as e:
if e.errno == errno.ESRCH:
# process died in the interim, ignore
continue
exception = e
if exception is not _NO_ERROR:
raise exception
def dhcp_info(devices):
info = {devname: {DHCP4: False, DHCP6: False} for devname in devices}
for pid in pgrep('dhclient'):
args = _read_cmdline(pid)
if not args:
continue
dev = args[-1]
if dev not in info:
continue
dhcp_version_key = DHCP6 if '-6' in args[:-1] else DHCP4
info[dev][dhcp_version_key] = True
return info
def dhcp_info(devices):
info = {devname: {DHCP4: False, DHCP6: False} for devname in devices}
for pid in pgrep('dhclient'):
args = _read_cmdline(pid)
if not args:
continue
dev = args[-1]
if dev not in info:
continue
dhcp_version_key = DHCP6 if '-6' in args[:-1] else DHCP4
info[dev][dhcp_version_key] = True
return info
def test(self):
sleepProcs = []
try:
for i in range(3):
popen = Popen([EXT_SLEEP, "3"])
sleepProcs.append(popen)
# There is no guarantee which process run first after forking a
# child process, make sure all the children are runing before we
# look for them.
time.sleep(0.5)
pids = proc.pgrep(EXT_SLEEP)
for popen in sleepProcs:
self.assertIn(popen.pid, pids)
finally:
for popen in sleepProcs:
popen.kill()
popen.wait()
def _pid_lookup(device_name, family):
for pid in pgrep('dhclient'):
args = _read_cmdline(pid)
if not args:
continue
if args[-1] != device_name: # dhclient of another device
continue
tokens = iter(args)
pid_file = '/var/run/dhclient.pid' # Default client pid location
running_family = 4
for token in tokens:
if token == '-pf':
pid_file = next(tokens)
elif token == '--no-pid':
pid_file = None
elif token == '-6':
running_family = 6
if running_family != family:
continue
yield pid, pid_file
def _pid_lookup(device_name, family):
for pid in pgrep('dhclient'):
args = _read_cmdline(pid)
if not args:
continue
if args[-1] != device_name: # dhclient of another device
continue
tokens = iter(args)
pid_file = '/var/run/dhclient.pid' # Default client pid location
running_family = 4
for token in tokens:
if token == '-pf':
pid_file = next(tokens)
elif token == '--no-pid':
pid_file = None
elif token == '-6':
running_family = 6
if running_family != family:
continue
yield pid, pid_file
def _nm_is_running():
return len(pgrep('NetworkManager')) > 0
def _get_dhclient_ifaces():
pids = pgrep('dhclient')
return [
open('/proc/%s/cmdline' %
pid).read().strip('\0').split('\0')[-1] for pid in pids
]
def _nm_is_running():
return len(pgrep('NetworkManager')) > 0
