def write(self, value):
'''
Writes to write_source using util.
Arguments:
value: value to be set to the sensor
Return:
N/A
'''
if self.write_source is None:
return
cmd = self.write_source % (int(value))
Logger.debug("Setting value using cmd=%s" % cmd)
response = ''
try:
response = Popen(cmd, shell=True,
stdout=PIPE).stdout.read().decode()
if response.find("Error") != -1:
raise Exception("Write failed with response=%s" % response)
except SystemExit:
Logger.debug("SystemExit from sensor write")
raise
except Exception:
Logger.crit("Exception with cmd=%s response=%s" % (cmd, response))
def get_sensor_tuples(fru_name, sensor_num, sensor_sources):
"""
Method to walk through each of the sensor sources to build the tuples
of the form 'SensorValue'
Arguments:
fru_name: fru where the sensors should be read from
sensor_sources: Set of all sensor souces from fsc config
Returns:
SensorValue tuples
"""
result = {}
for key, value in list(sensor_sources.items()):
if isinstance(value.source, FscSensorSourceUtil):
result = parse_all_sensors_util(
sensor_sources[key].source.read(fru=fru_name, num=sensor_num)
)
break # Hack: util reads all sensors
elif isinstance(sensor_sources.get(key).source, FscSensorSourceSysfs):
symbolized_key, tuple = get_sensor_tuple_sysfs(
key,
sensor_sources[key].source.read(),
sensor_sources[key].source.read_source_fail_counter,
sensor_sources[key].source.read_source_wrong_counter,
)
result[symbolized_key] = tuple
else:
Logger.crit("Unknown source type")
return result
def sensor_valid_check(board, sname, check_name, attribute):
cmd = ""
data = ""
if str(board) == "all":
sdata = sname.split("_")
board = sdata[0]
sname = sname.replace(board + "_", "")
Logger.debug("board=%s sname=%s" % (board, sname))
try:
if attribute["type"] == "power_status":
# check power status first
pwr_sts = bmc_read_power()
if pwr_sts == 1:
return 1
return 0
else:
Logger.debug(
"Sensor corresponding valid check funciton not found!")
return -1
except SystemExit:
Logger.debug("SystemExit from sensor read")
raise
except Exception as err:
Logger.crit(
"Exception with board=%s, sensor_name=%s, cmd=%s, response=%s, err=%s"
% (board, sname, cmd, data, err))
return 0
def read(self, **kwargs):
'''
Reads all sensors values from sysfs source and return data read.
There are two kinds of sensors temperature and fans.
Arguments:
kwargs: set of aruments needed to read from sysfs
Return:
blob of data read from sysfs
'''
cmd = 'cat ' + self.read_source
Logger.debug("Reading data with cmd=%s" % cmd)
data = ''
try:
proc = Popen(cmd, shell=True, stdout=PIPE, stderr=PIPE)
data = proc.stdout.read()
err = proc.stderr.read()
if err:
self.read_source_fail_counter += 1
else:
self.read_source_fail_counter = 0
except SystemExit:
Logger.debug("SystemExit from sensor read")
self.read_source_fail_counter += 1
raise
except Exception:
Logger.crit("Exception with cmd=%s response=%s" % (cmd, data))
self.read_source_fail_counter += 1
return data
def sensor_valid_check(board, sname, check_name, attribute):
cmd = ""
data = ""
try:
if attribute["type"] == "power_status":
return bmc_read_power()
elif attribute["type"] == "gpio":
cmd = ["gpiocli", "get-value", "--shadow", attribute["shadow"]]
data = check_output(cmd).decode().split("=")
if int(data[1]) == 0:
return 1
else:
return 0
else:
Logger.debug(
"Sensor corresponding valid check funciton not found!")
return -1
except SystemExit:
Logger.debug("SystemExit from sensor read")
raise
except Exception as err:
Logger.crit(
"Exception with board=%s, sensor_name=%s, cmd=%s, response=%s, err=%s"
% (board, sname, cmd, data, err))
return 0
def board_host_actions(action="None", cause="None"):
if "host_shutdown" in action:
Logger.crit("Host is shutdown due to cause %s" % (str(cause), ))
return yamp_host_shutdown()
Logger.warn("Host needs action '%s' and cause '%s'" %
(str(action), str(cause)))
pass
def write(self, value):
"""
Writes to write_source using echo to sysfs location
echo #value > sysfs_path
Arguments:
value: value to be set to the sensor
Return:
N/A
"""
if self.write_source is None:
return
cmd = ("echo " + str(value * self.max_duty_register / 100) + " > " +
self.write_source)
Logger.debug("Setting value using cmd=%s" % cmd)
response = ""
try:
response = Popen(cmd, shell=True,
stdout=PIPE).stdout.read().decode()
except SystemExit:
Logger.debug("SystemExit from sensor write")
raise
except Exception:
Logger.crit("Exception with cmd=%s response=%s" % (cmd, response))
def read(self, **kwargs):
'''
Reads all sensors values from the util and return data read.
There are two kinds of sensors temperature and fans. Following
are the util usages:
sensor util: 'util <fru name>' Reads all sensors from a specific fru
'util <fru name> <sensor number>' Reads sensor from a specific fru number
fan util: 'util' Reads all fan speeds
Arguments:
kwargs: set of aruments needed to read from any of the util
Return:
blob of data read from util
'''
cmd = self.read_source
if 'fru' in kwargs:
if 'num' in kwargs and len(kwargs['num']):
cmd = ''
for num in kwargs['num']:
cmd += self.read_source + " " + kwargs[
'fru'] + " " + num + ";"
else:
cmd = cmd + " " + kwargs['fru']
Logger.debug("Reading data with cmd=%s" % cmd)
data = ''
try:
data = Popen(cmd, shell=True, stdout=PIPE).stdout.read().decode()
except SystemExit:
Logger.debug("SystemExit from sensor read")
raise
except Exception:
Logger.crit("Exception with cmd=%s response=%s" % (cmd, data))
return data
def sensor_valid_check(board, sname, check_name, attribute):
cmd = ''
data = ''
try:
if attribute['type'] == "power_BIC_status":
cmd = "/usr/local/bin/power-util %s status" % attribute['fru']
data = ''
data = Popen(cmd, shell=True, stdout=PIPE).stdout.read().decode()
result = data.split(": ")
if match(r'ON', result[1]) != None:
cmd = "cat /sys/class/gpio/gpio%s/value" % attribute['number']
data = ''
data = Popen(cmd, shell=True,
stdout=PIPE).stdout.read().decode()
if int(data) == 0:
return 1
else:
return 0
else:
return 0
elif attribute['type'] == "gpio_power_nvme":
cmd = "cat /sys/class/gpio/gpio%s/value" % attribute['number']
data = ''
data = Popen(cmd, shell=True, stdout=PIPE).stdout.read().decode()
if int(data) == 0:
cmd = "/usr/local/bin/power-util %s status" % attribute['fru']
data = ''
data = Popen(cmd, shell=True,
stdout=PIPE).stdout.read().decode()
result = data.split(": ")
if match(r'ON', result[1]) != None:
cmd = "/tmp/cache_store/M2_%s_NVMe" % attribute['nvme']
data = ''
if os.path.isfile(cmd) == True:
data = open(cmd, "r")
if data.read() == "1":
return 1
else:
return 0
else:
return 0
else:
return 0
else:
return 0
else:
Logger.debug(
"Sensor corresponding valid check funciton not found!")
return 0
except SystemExit:
Logger.debug("SystemExit from sensor read")
raise
except Exception:
Logger.crit(
"Exception with board=%s, sensor_name=%s, cmd=%s, response=%s" %
(board, sname, cmd, data))
return 0
def board_host_actions(action="None", cause="None"):
"""
Override the method to define fan specific actions like:
- handling host power off
- alarming/syslogging criticals
"""
if "host_shutdown" in action:
Logger.crit("Host is shutdown due to cause %s" % (str(cause),))
return host_shutdown()
Logger.warn("Host needs action '%s' and cause '%s'" % (str(action), str(cause)))
pass
def sensor_valid_check(board, sname, check_name, attribute):
cmd = ""
data = ""
try:
if attribute["type"] == "power_BIC_status":
cmd = "/usr/local/bin/power-util %s status" % attribute["fru"]
data = ""
data = Popen(cmd, shell=True, stdout=PIPE).stdout.read().decode()
result = data.split(": ")
if match(r"ON", result[1]) is not None:
cmd = "cat /sys/class/gpio/gpio%s/value" % attribute["number"]
data = ""
data = Popen(cmd, shell=True,
stdout=PIPE).stdout.read().decode()
if int(data) == 0:
return 1
else:
return 0
else:
return 0
elif attribute["type"] == "gpio_power_nvme":
cmd = "cat /sys/class/gpio/gpio%s/value" % attribute["number"]
data = ""
data = Popen(cmd, shell=True, stdout=PIPE).stdout.read().decode()
if int(data) == 0:
cmd = "/usr/local/bin/power-util %s status" % attribute["fru"]
data = ""
data = Popen(cmd, shell=True,
stdout=PIPE).stdout.read().decode()
result = data.split(": ")
if match(r"ON", result[1]) is not None:
key = "M2_%s_NVMe" % attribute["nvme"]
try:
return int(kv_get(key))
except Exception:
return 0
else:
return 0
else:
return 0
else:
Logger.debug(
"Sensor corresponding valid check funciton not found!")
return 0
except SystemExit:
Logger.debug("SystemExit from sensor read")
raise
except Exception:
Logger.crit(
"Exception with board=%s, sensor_name=%s, cmd=%s, response=%s" %
(board, sname, cmd, data))
return 0
def board_host_actions(action="None", cause="None"):
"""
Override the method to define fan specific actions like:
- handling host power off
- alarming/syslogging criticals
"""
if "host_shutdown" in action:
if "All fans are bad" in cause:
if not check_if_all_fantrays_ok():
Logger.warn("Host action %s not performed for cause %s" %
(str(action), str(cause)))
return False
Logger.crit("Host is shutdown due to cause %s" % (str(cause), ))
return host_shutdown()
Logger.warn("Host needs action '%s' and cause '%s'" %
(str(action), str(cause)))
pass
def read(self, **kwargs):
"""
Reads all sensors values from the util and return data read.
There are two kinds of sensors temperature and fans. Following
are the util usages:
sensor util: 'util <fru name>' Reads all sensors from a specific fru
'util <fru name> <sensor number>' Reads sensor from a specific fru number
fan util: 'util' Reads all fan speeds
Arguments:
kwargs: set of aruments needed to read from any of the util
Return:
blob of data read from util
"""
cmd = self.read_source
if "fru" in kwargs:
if "inf" in kwargs and kwargs["inf"] is not None:
cmd += " " + kwargs["fru"] + " --filter"
inf = kwargs["inf"]
for name in inf["ext_vars"]:
sdata = name.split(":")
board = sdata[0]
if board != kwargs["fru"]:
continue
#sname = sdata[1]
cmd += " " + sdata[1]
elif "num" in kwargs and len(kwargs["num"]):
cmd = ""
for num in kwargs["num"]:
cmd += self.read_source + " " + kwargs[
"fru"] + " " + num + ";"
else:
cmd = cmd + " " + kwargs["fru"]
Logger.debug("Reading data with cmd=%s" % cmd)
data = ""
try:
data = Popen(cmd, shell=True, stdout=PIPE).stdout.read().decode()
except SystemExit:
Logger.debug("SystemExit from sensor read")
raise
except Exception:
Logger.crit("Exception with cmd=%s response=%s" % (cmd, data))
return data
def sensor_valid_check(board, sname, check_name, attribute):
cmd = ""
data = ""
try:
if attribute["type"] == "power_status":
# check power status first
pwr_sts = bmc_read_power()
if pwr_sts != 1:
return 0
fru_name = c_char_p(board.encode("utf-8"))
snr_name = c_char_p(sname.encode("utf-8"))
is_snr_valid = lpal_hndl.pal_sensor_is_valid(fru_name, snr_name)
return int(is_snr_valid)
elif attribute["type"] == "gpio":
cmd = ["gpiocli", "get-value", "--shadow", attribute["shadow"]]
data = check_output(cmd).decode().split("=")
if int(data[1]) == 0:
return 1
else:
return 0
elif attribute["type"] == "prsnt":
fru_name = c_char_p(board.encode("utf-8"))
snr_name = c_char_p(sname.encode("utf-8"))
is_snr_valid = lpal_hndl.pal_sensor_is_valid(fru_name, snr_name)
return int(is_snr_valid)
else:
Logger.debug(
"Sensor corresponding valid check funciton not found!")
return -1
except SystemExit:
Logger.debug("SystemExit from sensor read")
raise
except Exception as err:
Logger.crit(
"Exception with board=%s, sensor_name=%s, cmd=%s, response=%s, err=%s"
% (board, sname, cmd, data, err))
return 0
def read_fans(self, fans):
"""
Method to read all fans speeds
Arguments:
fans: Set of all sensor fan souces from fsc config
Returns:
Fan speeds set
"""
Logger.debug("Read all fan speeds")
result = {}
for key, value in list(fans.items()):
if isinstance(value.source, FscSensorSourceUtil):
result[fans[key]] = parse_fan_util(fans[key].source.read())
elif isinstance(fans[key].source, FscSensorSourceSysfs):
result[fans[key]] = parse_fan_sysfs(fans[key].source.read())
else:
Logger.crit("Unknown source type")
return result
def write(self, value):
'''
Writes to write_source using echo to sysfs location
echo #value > sysfs_path
Arguments:
value: value to be set to the sensor
Return:
N/A
'''
if self.write_source is None:
return
cmd = 'echo ' + str(value) + ' > ' + self.write_source
Logger.debug("Setting value using cmd=%s" % cmd)
response = ''
try:
response = Popen(cmd, shell=True, stdout=PIPE).stdout.read().decode()
except SystemExit:
Logger.debug("SystemExit from sensor write")
raise
except Exception:
Logger.crit("Exception with cmd=%s response=%s" % (cmd, response))
def host_shutdown():
SCM_POWER_COMMAND = "/usr/local/bin/wdtcli kick &> /dev/null; /usr/local/bin/wedge_power.sh off"
TH_SWITCH_POWER_COMMAND = "source /usr/local/bin/openbmc-utils.sh; echo 0 > $SMBCPLD_SYSFS_DIR/th3_turn_on"
GB_SWITCH_POWER_COMMAND = "source /usr/local/bin/openbmc-utils.sh; echo 0 > $SMBCPLD_SYSFS_DIR/gb_turn_on"
switch_poweroff_cmd = ""
brd_type = pal_get_board_type()
if brd_type == "Wedge400":
switch_poweroff_cmd = TH_SWITCH_POWER_COMMAND
elif brd_type == "Wedge400C":
switch_poweroff_cmd = GB_SWITCH_POWER_COMMAND
else:
Logger.crit("Cannot identify board type: %s" % brd_type)
Logger.crit("Switch won't be resetting!")
Logger.info("host_shutdown() executing {}".format(SCM_POWER_COMMAND))
response = Popen(SCM_POWER_COMMAND, shell=True, stdout=PIPE).stdout.read()
time.sleep(5)
if switch_poweroff_cmd != "":
Logger.info("host_shutdown() executing {}".format(switch_poweroff_cmd))
response = Popen(switch_poweroff_cmd, shell=True,
stdout=PIPE).stdout.read()
return response
def sensor_valid_check(board, sname, check_name, attribute):
cmd = ''
data = ''
try:
if attribute['type'] == "power_status":
#check power status first
pwr_sts = bmc_read_power()
if pwr_sts != 1:
return 0
fru_name = c_char_p(board.encode('utf-8'))
snr_name = c_char_p(sname.encode('utf-8'))
is_snr_valid = lpal_hndl.pal_sensor_is_valid(fru_name, snr_name)
return int(is_snr_valid)
elif attribute['type'] == "gpio":
cmd = "cat /sys/class/gpio/gpio%s/value" % attribute['number']
data = ''
data = Popen(cmd, shell=True, stdout=PIPE).stdout.read().decode()
if int(data) == 0:
return 1
else:
return 0
else:
Logger.debug(
"Sensor corresponding valid check funciton not found!")
return -1
except SystemExit:
Logger.debug("SystemExit from sensor read")
raise
except Exception as err:
Logger.crit(
"Exception with board=%s, sensor_name=%s, cmd=%s, response=%s, err=%s"
% (board, sname, cmd, data, err))
return 0
def read(self, **kwargs):
'''
Reads all sensors values from sysfs source and return data read.
There are two kinds of sensors temperature and fans.
Arguments:
kwargs: set of aruments needed to read from sysfs
Return:
blob of data read from sysfs
'''
# IF read_source has hwmon* then determine what is the hwmon device
# and use that for reading
readsysfs = self.read_source
if "hwmon*" in self.read_source:
readsysfs = self.get_hwmon_source()
cmd = 'cat ' + readsysfs
Logger.debug("Reading data with cmd=%s" % cmd)
data = ''
try:
proc = Popen(cmd, shell=True, stdout=PIPE, stderr=PIPE)
data = proc.stdout.read().decode()
err = proc.stderr.read().decode()
if err:
self.read_source_fail_counter += 1
else:
self.read_source_fail_counter = 0
except SystemExit:
Logger.debug("SystemExit from sensor read")
self.read_source_fail_counter += 1
raise
except Exception:
Logger.crit("Exception with cmd=%s response=%s" % (cmd, data))
self.read_source_fail_counter += 1
return data
def update_dead_fans(self, dead_fans):
'''
Check for dead and recovered fans
'''
last_dead_fans = dead_fans.copy()
speeds = self.machine.read_fans(self.fans)
print("\x1b[2J\x1b[H")
sys.stdout.flush()
for fan, rpms in list(speeds.items()):
Logger.info("%s speed: %d RPM" % (fan.label, rpms))
if rpms < self.fsc_config['min_rpm']:
dead_fans.add(fan)
self.fsc_fan_action(fan, action='dead')
else:
dead_fans.discard(fan)
recovered_fans = last_dead_fans - dead_fans
newly_dead_fans = dead_fans - last_dead_fans
if len(newly_dead_fans) > 0:
if self.fanpower:
Logger.warn("%d fans failed" % (len(dead_fans), ))
else:
Logger.crit("%d fans failed" % (len(dead_fans), ))
for dead_fan in dead_fans:
if self.fanpower:
Logger.warn("%s dead, %d RPM" %
(dead_fan.label, speeds[dead_fan]))
else:
Logger.crit("%s dead, %d RPM" %
(dead_fan.label, speeds[dead_fan]))
Logger.usbdbg("%s fail" % (dead_fan.label))
fan_fail_record_path = FAN_FAIL_RECORD_DIR + '%s' % (
dead_fan.label)
if not os.path.isfile(fan_fail_record_path):
fan_fail_record = open(fan_fail_record_path, 'w')
fan_fail_record.close()
for fan in recovered_fans:
if self.fanpower:
Logger.warn("%s has recovered" % (fan.label, ))
else:
Logger.crit("%s has recovered" % (fan.label, ))
Logger.usbdbg("%s recovered" % (fan.label))
self.fsc_fan_action(fan, action='recover')
fan_fail_record_path = FAN_FAIL_RECORD_DIR + '%s' % (fan.label)
if os.path.isfile(fan_fail_record_path):
os.remove(fan_fail_record_path)
return dead_fans
def update_dead_fans(self, dead_fans):
'''
Check for dead and recovered fans
'''
last_dead_fans = dead_fans.copy()
speeds = self.machine.read_fans(self.fans)
print("\x1b[2J\x1b[H")
sys.stdout.flush()
for fan, rpms in speeds.items():
Logger.info("%s speed: %d RPM" % (fan.label, rpms))
if rpms < self.fsc_config['min_rpm']:
dead_fans.add(fan)
self.fsc_fan_action(fan, action='dead')
else:
dead_fans.discard(fan)
recovered_fans = last_dead_fans - dead_fans
newly_dead_fans = dead_fans - last_dead_fans
if len(newly_dead_fans) > 0:
if self.fanpower:
Logger.warn("%d fans failed" % (len(dead_fans), ))
else:
Logger.crit("%d fans failed" % (len(dead_fans), ))
for dead_fan in dead_fans:
if self.fanpower:
Logger.warn("%s dead, %d RPM" %
(dead_fan.label, speeds[dead_fan]))
else:
Logger.crit("%s dead, %d RPM" %
(dead_fan.label, speeds[dead_fan]))
Logger.usbdbg("%s fail" % (dead_fan.label))
for fan in recovered_fans:
if self.fanpower:
Logger.warn("%s has recovered" % (fan.label, ))
else:
Logger.crit("%s has recovered" % (fan.label, ))
Logger.usbdbg("%s recovered" % (fan.label))
self.fsc_fan_action(fan, action='recover')
return dead_fans
def run(self, sensors, dt):
ctx = {"dt": dt}
outmin = 0
fail_ssd_count = 0
sensor_index = 0
cause_boost_count = 0
no_sane_flag = 0
mode = 0
for v in self.expr_meta["ext_vars"]:
sensor_valid_flag = 1
sdata = v.split(":")
board = sdata[0]
sname = sdata[1]
if self.sensor_valid_check != None:
for check_name in self.sensor_valid_check:
if re.match(check_name, sname, re.IGNORECASE) != None:
self.sensor_valid_cur[
sensor_index] = fsc_board.sensor_valid_check(
board,
sname,
check_name,
self.sensor_valid_check[check_name]
["attribute"],
)
# If current or previous sensor valid status is 0, ignore this sensor reading.
# Only when both are 1, goes to sensor check process
if (self.sensor_valid_cur[sensor_index]
== 0) or (self.sensor_valid_pre[sensor_index]
== 0):
sensor_valid_flag = 0
self.missing_sensor_assert_retry[sensor_index] = 0
break
if sensor_valid_flag == 1:
if sname in sensors[board]:
self.missing_sensor_assert_retry[sensor_index] = 0
if self.missing_sensor_assert_flag[sensor_index]:
Logger.crit("DEASSERT: Zone%d Missing sensors: %s" %
(self.counter, v))
self.missing_sensor_assert_flag[sensor_index] = False
sensor = sensors[board][sname]
ctx[v] = sensor.value
if sensor.status in ["ucr"]:
Logger.warn("Sensor %s reporting status %s" %
(sensor.name, sensor.status))
outmin = max(outmin, self.transitional)
if outmin == self.transitional:
mode = fan_mode["trans_mode"]
else:
if self.sensor_fail == True:
sensor_fail_record_path = SENSOR_FAIL_RECORD_DIR + v
if not os.path.isdir(SENSOR_FAIL_RECORD_DIR):
os.mkdir(SENSOR_FAIL_RECORD_DIR)
if (sensor.status in [
"na"
]) and (self.sensor_valid_cur[sensor_index] != -1):
if re.match(r"SSD", sensor.name) != None:
fail_ssd_count = fail_ssd_count + 1
else:
Logger.warn("%s Fail" % v)
outmin = max(outmin, self.boost)
cause_boost_count += 1
if not os.path.isfile(sensor_fail_record_path):
sensor_fail_record = open(
sensor_fail_record_path, "w")
sensor_fail_record.close()
if outmin == self.boost:
mode = fan_mode["boost_mode"]
else:
if os.path.isfile(sensor_fail_record_path):
os.remove(sensor_fail_record_path)
else:
if (not self.missing_sensor_assert_flag[sensor_index]
) and (self.missing_sensor_assert_retry[sensor_index]
>= 2):
Logger.crit("ASSERT: Zone%d Missing sensors: %s" %
(self.counter, v))
self.missing_sensor_assert_flag[sensor_index] = True
if self.missing_sensor_assert_retry[sensor_index] < 2:
self.missing_sensor_assert_retry[sensor_index] += 1
# evaluation tries to ignore the effects of None values
# (e.g. acts as 0 in max/+)
ctx[v] = None
self.sensor_valid_pre[sensor_index] = self.sensor_valid_cur[
sensor_index]
sensor_index += 1
if verbose:
(exprout, dxstr) = self.expr.dbgeval(ctx)
Logger.info(dxstr + " = " + str(exprout))
else:
exprout = self.expr.eval(ctx)
Logger.info(self.expr_str + " = " + str(exprout))
# If *all* sensors in the top level max() report None, the
# expression will report None
if (not exprout) and (outmin == 0):
if not self.transitional_assert_flag:
Logger.crit("ASSERT: Zone%d No sane fan speed could be \
calculated! Using transitional speed." % (self.counter))
exprout = self.transitional
mode = fan_mode["trans_mode"]
no_sane_flag = 1
self.transitional_assert_flag = True
else:
if self.transitional_assert_flag:
Logger.crit("DEASSERT: Zone%d No sane fan speed could be \
calculated! Using transitional speed." % (self.counter))
self.transitional_assert_flag = False
if self.fail_sensor_type != None:
if "SSD_sensor_fail" in list(self.fail_sensor_type.keys()):
if self.fail_sensor_type["SSD_sensor_fail"] == True:
if fail_ssd_count != 0:
if self.ssd_progressive_algorithm != None:
if "offset_algorithm" in list(
self.ssd_progressive_algorithm.keys()):
list_index = 0
for i in self.ssd_progressive_algorithm[
"offset_algorithm"]:
list_index = list_index + 1
if fail_ssd_count <= i[0]:
exprout = exprout + i[1]
no_sane_flag = 0
break
else:
if list_index == len(
self.ssd_progressive_algorithm[
"offset_algorithm"]):
outmin = max(outmin, self.boost)
cause_boost_count += 1
if outmin == self.boost:
mode = fan_mode["boost_mode"]
boost_record_path = RECORD_DIR + "sensor_fail_boost"
if cause_boost_count != 0:
if not os.path.isfile(boost_record_path):
sensor_fail_boost_record = open(boost_record_path, "w")
sensor_fail_boost_record.close()
else:
if os.path.isfile(boost_record_path):
os.remove(boost_record_path)
if not exprout:
exprout = 0
if exprout < outmin:
exprout = outmin
else:
if no_sane_flag != 1:
mode = fan_mode["normal_mode"]
self.get_set_fan_mode(mode, action="write")
exprout = clamp(exprout, 0, 100)
return exprout
global wdfile
board_callout(callout='init_fans', boost=DEFAULT_INIT_TRANSITIONAL)
Logger.warn("killed by signal %d" % (signum,))
if signum == signal.SIGQUIT and wdfile:
Logger.info("Killed with SIGQUIT - stopping watchdog.")
wdfile.write(b"X")
wdfile.flush()
wdfile.close()
wdfile = None
sys.exit('killed')
if __name__ == "__main__":
try:
signal.signal(signal.SIGTERM, handle_term)
signal.signal(signal.SIGINT, handle_term)
signal.signal(signal.SIGQUIT, handle_term)
if len(sys.argv) > 1:
llevel = sys.argv[1]
else:
llevel = 'warning'
fscd = Fscd(log_level=llevel)
fscd.run()
except Exception:
board_callout(callout='init_fans', boost=DEFAULT_INIT_TRANSITIONAL)
(etype, e) = sys.exc_info()[:2]
Logger.crit("failed, exception: " + str(etype))
traceback.print_exc()
for line in traceback.format_exc().split('\n'):
Logger.crit(line)
def run(self, sensors, dt):
ctx = {'dt': dt}
outmin = 0
fail_ssd_count = 0
sensor_index = 0
for v in self.expr_meta['ext_vars']:
sensor_valid_flag = 1
board, sname = v.split(":")
if self.sensor_valid_check != None:
for check_name in self.sensor_valid_check:
if re.match(check_name, sname, re.IGNORECASE) != None:
self.sensor_valid_cur[sensor_index] = fsc_board.sensor_valid_check(board, sname, check_name, self.sensor_valid_check[check_name]["attribute"])
#If current or previous sensor valid status is 0, ignore this sensor reading.
#Only when both are 1, goes to sensor check process
if (self.sensor_valid_cur[sensor_index] == 0) or (self.sensor_valid_pre[sensor_index] == 0):
sensor_valid_flag = 0
self.missing_sensor_assert_retry[sensor_index] = 0
break
if sensor_valid_flag == 1:
if sname in sensors[board]:
self.missing_sensor_assert_retry[sensor_index] = 0
if self.missing_sensor_assert_flag[sensor_index]:
Logger.crit('DEASSERT: Zone%d Missing sensors: %s' % (self.counter, v))
self.missing_sensor_assert_flag[sensor_index] = False
sensor = sensors[board][sname]
ctx[v] = sensor.value
if sensor.status in ['ucr']:
Logger.warn('Sensor %s reporting status %s' % (sensor.name, sensor.status))
outmin = max(outmin, self.transitional)
else:
if self.sensor_fail == True:
if (sensor.status in ['na']) and (self.sensor_valid_cur[sensor_index] != -1):
if re.match(r'.+_C[2-4]_[0-3]_NVME_.+', sensor.name) != None:
Logger.warn("%s Fail" % v)
outmin = max(outmin, self.boost)
elif re.match(r'SSD', sensor.name) != None or re.match(r'(.*)nvme(.*)', sname) != None:
fail_ssd_count = fail_ssd_count + 1
else:
Logger.warn("%s Fail" % v)
outmin = max(outmin, self.boost)
else:
if (not self.missing_sensor_assert_flag[sensor_index]) and (self.missing_sensor_assert_retry[sensor_index] >= 2):
Logger.crit('ASSERT: Zone%d Missing sensors: %s' % (self.counter, v))
self.missing_sensor_assert_flag[sensor_index] = True
if (self.missing_sensor_assert_retry[sensor_index] < 2):
self.missing_sensor_assert_retry[sensor_index] += 1
# evaluation tries to ignore the effects of None values
# (e.g. acts as 0 in max/+)
ctx[v] = None
self.sensor_valid_pre[sensor_index] = self.sensor_valid_cur[sensor_index]
sensor_index += 1
if verbose:
(exprout, dxstr) = self.expr.dbgeval(ctx)
Logger.info(dxstr + " = " + str(exprout))
else:
exprout = self.expr.eval(ctx)
Logger.info(self.expr_str + " = " + str(exprout))
# If *all* sensors in the top level max() report None, the
# expression will report None
if (not exprout) and (outmin == 0):
if not self.transitional_assert_flag:
Logger.crit('ASSERT: Zone%d No sane fan speed could be \
calculated! Using transitional speed.' % (self.counter))
exprout = self.transitional
self.transitional_assert_flag = True
else:
if self.transitional_assert_flag:
Logger.crit('DEASSERT: Zone%d No sane fan speed could be \
calculated! Using transitional speed.' % (self.counter))
self.transitional_assert_flag = False
if self.fail_sensor_type != None:
if 'SSD_sensor_fail' in list(self.fail_sensor_type.keys()):
if self.fail_sensor_type['SSD_sensor_fail'] == True:
if fail_ssd_count != 0:
if self.ssd_progressive_algorithm != None:
if 'offset_algorithm' in list(self.ssd_progressive_algorithm.keys()):
list_index = 0
for i in self.ssd_progressive_algorithm['offset_algorithm']:
list_index = list_index + 1
if fail_ssd_count <= i[0]:
exprout = exprout + i[1]
break
else:
if list_index == len(self.ssd_progressive_algorithm['offset_algorithm']):
outmin = max(outmin, self.boost)
if not exprout:
exprout = 0
if exprout < outmin:
exprout = outmin
exprout = clamp(exprout, 0, 100)
return exprout
def run(self, sensors, dt):
ctx = {'dt': dt}
outmin = 0
fail_ssd_count = 0
missing = set()
for v in self.expr_meta['ext_vars']:
board, sname = v.split(":")
if sname in sensors[board]:
sensor = sensors[board][sname]
ctx[v] = sensor.value
if sensor.status in ['ucr']:
Logger.warn('Sensor %s reporting status %s' %
(sensor.name, sensor.status))
outmin = self.transitional
if self.fail_sensor_type != None:
if 'standby_sensor_fail' in self.fail_sensor_type.keys():
if self.fail_sensor_type[
'standby_sensor_fail'] == True:
if sensor.status in ['na']:
if re.match(r'SOC', sensor.name) != None:
if 'server_sensor_fail' in self.fail_sensor_type.keys(
):
if self.fail_sensor_type[
'server_sensor_fail'] == True:
ret = fsc_board.get_power_status(
board)
if ret:
Logger.debug(
"Server Sensor Fail")
outmin = self.boost
break
elif re.match(r'SSD', sensor.name) != None:
if 'SSD_sensor_fail' in self.fail_sensor_type.keys(
):
if self.fail_sensor_type[
'SSD_sensor_fail'] == True:
fail_ssd_count = fail_ssd_count + 1
else:
Logger.debug("Standby Sensor Fail")
outmin = self.boost
break
else:
missing.add(v)
# evaluation tries to ignore the effects of None values
# (e.g. acts as 0 in max/+)
ctx[v] = None
if missing:
Logger.warn('Missing sensors: %s' % (', '.join(missing), ))
if verbose:
(exprout, dxstr) = self.expr.dbgeval(ctx)
Logger.info(dxstr + " = " + str(exprout))
else:
exprout = self.expr.eval(ctx)
Logger.info(self.expr_str + " = " + str(exprout))
# If *all* sensors in the top level max() report None, the
# expression will report None
if not exprout:
if not self.transitional_assert_flag:
Logger.crit('ASSERT: Zone%d No sane fan speed could be \
calculated! Using transitional speed.' % (self.counter))
exprout = self.transitional
self.transitional_assert_flag = True
else:
if self.transitional_assert_flag:
Logger.crit('DEASSERT: Zone%d No sane fan speed could be \
calculated! Using transitional speed.' % (self.counter))
self.transitional_assert_flag = False
if self.fail_sensor_type != None:
if 'SSD_sensor_fail' in self.fail_sensor_type.keys():
if self.fail_sensor_type['SSD_sensor_fail'] == True:
if fail_ssd_count != 0:
if self.ssd_progressive_algorithm != None:
if 'offset_algorithm' in self.ssd_progressive_algorithm.keys(
):
list_index = 0
for i in self.ssd_progressive_algorithm[
'offset_algorithm']:
list_index = list_index + 1
if fail_ssd_count <= i[0]:
exprout = exprout + i[1]
break
else:
if list_index == len(
self.ssd_progressive_algorithm[
'offset_algorithm']):
outmin = self.boost
if exprout < outmin:
exprout = outmin
exprout = clamp(exprout, 0, 100)
return exprout
def run(self, sensors, ctx, ignore_mode):
outmin = 0
fail_ssd_count = 0
valid_m2_count = 0
sensor_index = 0
cause_boost_count = 0
no_sane_flag = 0
display_progressive_flag = 0
mode = 0
for v in self.expr_meta["ext_vars"]:
sensor_valid_flag = 1
sdata = v.split(":")
board = sdata[0]
sname = sdata[1]
if self.sensor_valid_check != None:
for check_name in self.sensor_valid_check:
if re.match(check_name, sname, re.IGNORECASE) != None:
self.sensor_valid_cur[
sensor_index] = fsc_board.sensor_valid_check(
board,
sname,
check_name,
self.sensor_valid_check[check_name]
["attribute"],
)
# If current or previous sensor valid status is 0, ignore this sensor reading.
# Only when both are 1, goes to sensor check process
if (self.sensor_valid_cur[sensor_index]
== 0) or (self.sensor_valid_pre[sensor_index]
== 0):
sensor_valid_flag = 0
self.missing_sensor_assert_retry[sensor_index] = 0
break
if sensor_valid_flag == 1:
if sname in sensors[board]:
self.missing_sensor_assert_retry[sensor_index] = 0
if self.missing_sensor_assert_flag[sensor_index]:
Logger.crit("DEASSERT: Zone%d Missing sensors: %s" %
(self.counter, v))
self.missing_sensor_assert_flag[sensor_index] = False
sensor = sensors[board][sname]
ctx[v] = sensor.value
if re.match(r".*temp_dev", sname) != None:
valid_m2_count = valid_m2_count + 1
if sensor.status in ["ucr"]:
Logger.warn("Sensor %s reporting status %s" %
(sensor.name, sensor.status))
outmin = max(outmin, self.transitional)
if outmin == self.transitional:
mode = fan_mode["trans_mode"]
else:
if self.sensor_fail == True:
sensor_fail_record_path = SENSOR_FAIL_RECORD_DIR + v
if not os.path.isdir(SENSOR_FAIL_RECORD_DIR):
os.mkdir(SENSOR_FAIL_RECORD_DIR)
if (sensor.status in [
"na"
]) and (self.sensor_valid_cur[sensor_index] != -1):
if (re.match(r"SSD", sensor.name) !=
None) or (re.match(
r".*temp_dev", sname) != None):
fail_ssd_count = fail_ssd_count + 1
Logger.warn("M.2 Device %s Fail" % v)
else:
Logger.warn("%s Fail" % v)
outmin = max(outmin, self.boost)
cause_boost_count += 1
if not os.path.isfile(sensor_fail_record_path):
sensor_fail_record = open(
sensor_fail_record_path, "w")
sensor_fail_record.close()
if outmin == self.boost:
mode = fan_mode["boost_mode"]
else:
if os.path.isfile(sensor_fail_record_path):
os.remove(sensor_fail_record_path)
else:
if (not self.missing_sensor_assert_flag[sensor_index]
) and (self.missing_sensor_assert_retry[sensor_index]
>= 2):
Logger.crit("ASSERT: Zone%d Missing sensors: %s" %
(self.counter, v))
self.missing_sensor_assert_flag[sensor_index] = True
if self.missing_sensor_assert_retry[sensor_index] < 2:
self.missing_sensor_assert_retry[sensor_index] += 1
# evaluation tries to ignore the effects of None values
# (e.g. acts as 0 in max/+)
ctx[v] = None
else:
if sname in sensors[board]:
if self.sensor_fail == True:
sensor_fail_record_path = SENSOR_FAIL_RECORD_DIR + v
if os.path.isfile(sensor_fail_record_path):
os.remove(sensor_fail_record_path)
self.sensor_valid_pre[sensor_index] = self.sensor_valid_cur[
sensor_index]
sensor_index += 1
if verbose:
(exprout, dxstr) = self.expr.dbgeval(ctx)
Logger.info(dxstr + " = " + str(exprout))
else:
exprout = self.expr.eval_driver(ctx)
Logger.info(self.expr_str + " = " + str(exprout))
# If *all* sensors in the top level max() report None, the
# expression will report None
if (not exprout) and (outmin == 0):
if not self.transitional_assert_flag:
Logger.crit(
"ASSERT: Zone%d No sane fan speed could be calculated! Using transitional speed."
% (self.counter))
exprout = self.transitional
mode = fan_mode["trans_mode"]
no_sane_flag = 1
self.transitional_assert_flag = True
else:
if self.transitional_assert_flag:
Logger.crit(
"DEASSERT: Zone%d No sane fan speed could be calculated! Using transitional speed."
% (self.counter))
self.transitional_assert_flag = False
if self.fail_sensor_type != None:
progressive_mode = True
if ("M2_sensor_fail" in list(self.fail_sensor_type.keys())) and (
"M2_sensor_count" in list(self.fail_sensor_type.keys())):
if (self.fail_sensor_type["M2_sensor_fail"] == True) and (
self.fail_sensor_type["M2_sensor_count"] > 0):
if valid_m2_count == 0:
if fsc_board.all_slots_power_off() == False:
# Missing all module (no M.2 device)
outmin = max(outmin, self.boost)
cause_boost_count += 1
mode = fan_mode["boost_mode"]
progressive_mode = False
else:
# All slots power off, do not boost up
progressive_mode = False
elif valid_m2_count != self.fail_sensor_type[
"M2_sensor_count"]:
# Missing some module (M.2 devices partially populated)
progressive_mode = False
cause_boost_count += 1
else:
# M.2 devices fully populated
if cause_boost_count != 0:
# other boost reasons: e.g. other sensors (not M.2 devices' sensors) fail to read sensors
progressive_mode = False
else:
if fail_ssd_count != 0:
# M.2 devices progressive_mode
# handle M.2 devices/SSD fail to read case
cause_boost_count += 1 # show out sensor fail record
display_progressive_flag = (
1) # do not override by normal mode
mode = fan_mode["progressive_mode"]
else:
# M.2 devices noraml mode
progressive_mode = False
if progressive_mode and ("SSD_sensor_fail" in list(
self.fail_sensor_type.keys())):
if self.fail_sensor_type["SSD_sensor_fail"] == True:
if fail_ssd_count != 0:
if self.ssd_progressive_algorithm != None:
if "offset_algorithm" in list(
self.ssd_progressive_algorithm.keys()):
list_index = 0
for i in self.ssd_progressive_algorithm[
"offset_algorithm"]:
list_index = list_index + 1
if fail_ssd_count <= i[0]:
exprout = exprout + i[1]
no_sane_flag = 0
break
else:
if list_index == len(
self.ssd_progressive_algorithm[
"offset_algorithm"]):
outmin = max(outmin, self.boost)
cause_boost_count += 1
if outmin == self.boost:
mode = fan_mode["boost_mode"]
boost_record_path = RECORD_DIR + "sensor_fail_boost"
if cause_boost_count != 0:
if not os.path.isfile(boost_record_path):
sensor_fail_boost_record = open(boost_record_path, "w")
sensor_fail_boost_record.close()
else:
if os.path.isfile(boost_record_path):
os.remove(boost_record_path)
if not exprout:
exprout = 0
if exprout < outmin:
exprout = outmin
else:
if (no_sane_flag != 1) and (display_progressive_flag != 1):
mode = fan_mode["normal_mode"]
if not ignore_mode:
self.get_set_fan_mode(mode, action="write")
exprout = clamp(exprout, 0, 100)
return exprout
