def Cat(file_path):
try:
if not os.path.isfile(file_path):
raise store_exception.StoreDiskManagerSysfsError(
'file %s missing' % (file_path))
return cat(file_path).strip()
except OSError as e:
logging.error('failed to cat %s' % (file_path))
raise store_exception.StoreDiskManagerSysfsError('%s' % (e))
except UnicodeDecodeError:
logging.error('failed to cat %s' % (file_path))
return ''
def get_rx_errors(self):
rx_errors = ""
if self._class_net_path is not None:
try:
path = os.path.join(self._class_net_path, "statistics/rx_errors")
rx_errors = sys_util.cat(path).strip()
except:
logging.error("%s get rx_errors failed" % self._nic_name)
else:
raise net_agentd_exception.NetAgentException("%s doesnt exist" % self._nic_name)
return rx_errors
def get_duplex(self):
duplex = ""
if self._class_net_path is not None:
try:
path = os.path.join(self._class_net_path, "duplex")
duplex = sys_util.cat(path).strip()
except:
logging.error("%s get duplex failed" % self._nic_name)
else:
raise net_agentd_exception.NetAgentException("%s doesnt exist" % self._nic_name)
return duplex
def get_tx_dropped(self):
tx_dropped = ""
if self._class_net_path is not None:
try:
path = os.path.join(self._class_net_path, "statistics/tx_dropped")
tx_dropped = sys_util.cat(path).strip()
except:
logging.error("%s get tx_dropped failed" % self._nic_name)
else:
raise net_agentd_exception.NetAgentException("%s doesnt exist" % self._nic_name)
return tx_dropped
def get_carrier(self):
carrier = ""
if self._class_net_path is not None:
try:
path = os.path.join(self._class_net_path, "carrier")
carrier = sys_util.cat(path).strip()
except:
logging.error("%s get carrier failed" % self._nic_name)
else:
raise net_agentd_exception.NetAgentException("%s doesnt exist" % self._nic_name)
return carrier
def get_mtu(self):
mtu = ""
if self._class_net_path is not None:
try:
path = os.path.join(self._class_net_path, "mtu")
mtu = sys_util.cat(path).strip()
except:
raise net_agentd_exception.NetAgentException("%s get mtu failed" % self._nic_name)
else:
raise net_agentd_exception.NetAgentException("%s doesnt exist" % self._nic_name)
return mtu
def get_mac_address(self):
mac_address = ""
if self._class_net_path is not None:
try:
path = os.path.join(self._class_net_path, "address")
mac_address = sys_util.cat(path).strip()
except:
logging.error("%s get mac address failed" % self._nic_name)
else:
raise net_agentd_exception.NetAgentException("%s doesnt exist" % self._nic_name)
return mac_address
def get_numa(self):
numa = ""
if self._class_net_path is not None:
try:
numa_node_path = os.path.join(self._class_net_path, "device/numa_node")
if os.path.exists(numa_node_path):
numa = sys_util.cat(numa_node_path).strip()
except:
logging.error("%s get numa failed" % self._nic_name)
else:
raise net_agentd_exception.NetAgentException("%s doesnt exist" % self._nic_name)
return numa
def test_file_op(self):
import tempfile
import os
(lvl, tmp) = tempfile.mkstemp(prefix=__name__, text=True)
randstr = _genrandstr(120)
echo(tmp, randstr)
c = cat(tmp)
print(randstr)
print(c)
if c.strip() == randstr:
print("ok")
assert 1
else:
print("not match")
assert 0
if os.path.isfile(tmp):
os.remove(tmp)
