def get_serial(self):
"""
Retrieves the serial number of the PSU
Returns:
string: Serial number of PSU
"""
if self.is_cpm == 0:
return 'N/A'
if self.serial != 'Unknown':
return self.serial
channel, stub = nokia_common.channel_setup(
nokia_common.NOKIA_GRPC_PSU_SERVICE)
if not channel or not stub:
return nokia_common.NOKIA_INVALID_STRING
ret, response = nokia_common.try_grpc(
stub.GetPsuSerial,
platform_ndk_pb2.ReqPsuInfoPb(psu_idx=self.index))
nokia_common.channel_shutdown(channel)
if ret is False:
return nokia_common.NOKIA_INVALID_STRING
self.product = response.fru_info.product_name
self.model = response.fru_info.part_number
self.serial = response.fru_info.serial_number
return self.serial
def get_status(self):
"""
Retrieves the operational status of the PSU
Returns:
bool: True if PSU is operating properly, False if not
"""
status = False
if self.is_cpm == 0:
return status
channel, stub = nokia_common.channel_setup(
nokia_common.NOKIA_GRPC_PSU_SERVICE)
if not channel or not stub:
return status
ret, response = nokia_common.try_grpc(
stub.GetPsuStatus,
platform_ndk_pb2.ReqPsuInfoPb(psu_idx=self.index))
nokia_common.channel_shutdown(channel)
if ret is False:
return status
status = response.psu_status
return status
def get_presence(self):
"""
Retrieves the presence of the Power Supply Unit (PSU)
Returns:
bool: True if PSU is present, False if not
"""
status = False
if self.is_cpm == 0:
return status
channel, stub = nokia_common.channel_setup(
nokia_common.NOKIA_GRPC_PSU_SERVICE)
if not channel or not stub:
return status
ret, response = nokia_common.try_grpc(
stub.GetPsuPresence,
platform_ndk_pb2.ReqPsuInfoPb(psu_idx=self.index))
nokia_common.channel_shutdown(channel)
if ret is False:
return status
status = response.psu_presence
return status
def show_psu_detail(stub):
response = stub.ShowPsuInfo(platform_ndk_pb2.ReqPsuInfoPb(psu_idx=0))
if len(response.psu_info.psu_device) == 0:
print('PSU Output not available on this card')
return
if format_type == 'json-format':
json_response = MessageToJson(response)
print(json_response)
return
field = []
field.append('Index ')
field.append('Current ')
field.append('Voltage ')
field.append('Power ')
field.append('Temperature ')
i = 0
item_list = []
while i < len(response.psu_info.psu_device):
psu_device = response.psu_info.psu_device[i]
if psu_device.psu_presence:
item = []
item.append(str(i + 1))
p_response = stub.GetPsuOutputCurrent(
platform_ndk_pb2.ReqPsuInfoPb(psu_idx=i + 1))
item.append(str(p_response.output_current))
p_response = stub.GetPsuOutputVoltage(
platform_ndk_pb2.ReqPsuInfoPb(psu_idx=i + 1))
item.append(str(p_response.output_voltage))
p_response = stub.GetPsuOutputPower(
platform_ndk_pb2.ReqPsuInfoPb(psu_idx=i + 1))
item.append(str(p_response.output_power))
p_response = stub.GetPsuTemperature(
platform_ndk_pb2.ReqPsuInfoPb(psu_idx=i + 1))
item.append(str(p_response.ambient_temp))
item_list.append(item)
i += 1
print('PSU TABLE DETAILS')
print_table(field, item_list)
return
def get_voltage(self):
channel, stub = nokia_common.channel_setup(
nokia_common.NOKIA_GRPC_PSU_SERVICE)
if not channel or not stub:
return self.output_voltage
ret, response = nokia_common.try_grpc(
stub.GetPsuOutputVoltage,
platform_ndk_pb2.ReqPsuInfoPb(psu_idx=self.index))
nokia_common.channel_shutdown(channel)
if ret is False:
return self.output_voltage
self.output_voltage = response.output_voltage
return self.output_voltage
def get_temperature(self):
channel, stub = nokia_common.channel_setup(
nokia_common.NOKIA_GRPC_PSU_SERVICE)
if not channel or not stub:
return self.ambient_temperature
ret, response = nokia_common.try_grpc(
stub.GetPsuTemperature,
platform_ndk_pb2.ReqPsuInfoPb(psu_idx=self.index))
nokia_common.channel_shutdown(channel)
if ret is False:
return self.ambient_temperature
self.ambient_temperature = response.ambient_temp
return self.ambient_temperature
def _get_psu_list(self):
if not self.is_cpm:
return []
channel, stub = nokia_common.channel_setup(nokia_common.NOKIA_GRPC_PSU_SERVICE)
if not channel or not stub:
return
ret, response = nokia_common.try_grpc(stub.GetPsuNum,
platform_ndk_pb2.ReqPsuInfoPb())
nokia_common.channel_shutdown(channel)
if ret is False:
return
self.num_psus = response.num_psus
for i in range(self.num_psus):
psu = Psu(i, self.psu_stub)
self._psu_list.append(psu)
return self._psu_list
def get_maximum_supplied_power(self):
"""
Retrieves the maximum output power in watts of a power supply unit (PSU)
"""
if self.is_cpm == 0:
return 0.0
channel, stub = nokia_common.channel_setup(
nokia_common.NOKIA_GRPC_PSU_SERVICE)
if not channel or not stub:
return self.max_supplied_power
ret, response = nokia_common.try_grpc(
stub.GetPsuMaximumPower,
platform_ndk_pb2.ReqPsuInfoPb(psu_idx=self.index))
nokia_common.channel_shutdown(channel)
if ret is False:
return self.max_supplied_power
self.max_supplied_power = response.supplied_power
return self.max_supplied_power
def get_voltage_low_threshold(self):
if self.min_voltage != 0.0:
return self.min_voltage
channel, stub = nokia_common.channel_setup(
nokia_common.NOKIA_GRPC_PSU_SERVICE)
if not channel or not stub:
return self.min_voltage
ret, response = nokia_common.try_grpc(
stub.GetPsuMaxTemperature,
platform_ndk_pb2.ReqPsuInfoPb(psu_idx=self.index))
nokia_common.channel_shutdown(channel)
if ret is False:
return self.min_voltage
self.min_voltage = response.fault_info.min_voltage
self.max_voltage = response.fault_info.max_voltage
self.max_temperature = response.fault_info.max_temperature
return self.min_voltage
def show_psu(stub):
arg1 = platform_ndk_pb2.ReqPsuInfoPb(psu_idx=0)
ret, response = nokia_common.try_grpc(stub.ShowPsuInfo, arg1)
if ret is False:
print('PSU request unsuccessful on this card')
return
if len(response.psu_info.psu_device) == 0:
print('PSU Output not available on this card')
return
if format_type == 'json-format':
json_response = MessageToJson(response)
print(json_response)
return
field = []
field.append('Index ')
field.append('Status ')
i = 0
item_list = []
while i < len(response.psu_info.psu_device):
psu_device = response.psu_info.psu_device[i]
item = []
item.append(str(i + 1))
if psu_device.psu_presence:
if psu_device.psu_status:
item.append('UP')
else:
item.append('DOWN')
else:
item.append('NOT-PRESENT')
item_list.append(item)
i += 1
print('PSU TABLE')
print_table(field, item_list)
return