/usr/share/avant-window-navigator/applets/hardware-sensors/interfaces/lmsensors.py is in awn-applet-hardware-sensors 0.4.1~bzr1507-0ubuntu7.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 | #!/usr/bin/python
#coding: utf-8
#
# Copyright 2008-2010 Grega Podlesek <grega.podlesek@gmail.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301, USA.
import os
import re
from sensorinterface import Sensor
from sensorinterface import Updater
from sensorvalues.tempvalue import TempValue
from sensorvalues.voltvalue import VoltValue
from sensorvalues.rpmvalue import RPMValue
interface_name = "LMSensors"
try:
# Parse lm sensors output
regex_voltage = r"(?P<label>[^:]*):\s*(?P<value>[+-]?\d+(\.\d*)?)\s*V"
regex_temp = r"(?P<label>[^:]*):\s*(?P<value>[+-]?\d+(\.\d*)?)\s*.+C"
regex_fan = r"(?P<label>[^:]*):\s*(?P<value>[+-]?\d+(\.\d*)?)\s*RPM"
regexc_voltage = re.compile(regex_voltage, re.MULTILINE)
regexc_temp = re.compile(regex_temp, re.MULTILINE)
regexc_fan = re.compile(regex_fan, re.MULTILINE)
regexc = {TempValue: regexc_temp,
VoltValue: regexc_voltage,
RPMValue: regexc_fan}
except re.error:
print "Problem initializing lmsensors module:\n", \
"Unexpected RegEx compilation error:", re.error
lmsensors_path = "/usr/bin/sensors"
lmsensors_cmd = lmsensors_path + " -A"
class LmSensor(Sensor):
def __init__(self, ln, name, sensor_value, updater, double_line):
Sensor.__init__(self, str(ln) + "_" + name, name, sensor_value)
self.__line_num = ln
self.__double_line = double_line
self.updater = updater
self.interface = interface_name
def read_sensor(self):
lm_output = self.updater.get_update()
if self.__line_num >= len(lm_output):
self.value = -273
return False
if self.__double_line:
line = lm_output[self.__line_num - 1] + lm_output[self.__line_num]
else:
line = lm_output[self.__line_num]
sensor = regexc[self.type].match(line)
if sensor is not None:
self.value = float(sensor.group("value"))
else:
self.value = -273
return False
return True
def get_sensors(timeout=1):
lmsensors = []
lm_output = get_lmsensors_output()
if lm_output is None:
return []
updater = Updater(timeout, get_lmsensors_output)
previous_line = None
for ln, line in enumerate(lm_output):
double_line = False
# If the previous line was long, add it to this one
if previous_line:
line = previous_line + line
previous_line = None
double_line = True
# Check if the label is longer than 9, in this case the reading is in
# the next line. In this case the first row ends with ":\n"
elif line[-2:] == ":\n" and len(line) > 11:
previous_line = line
continue
volt_sensor = regexc_voltage.match(line)
if volt_sensor is not None:
name, value = volt_sensor.group("label", "value")
new_sensor = LmSensor(ln, name, VoltValue(), updater, double_line)
lmsensors.append(new_sensor)
continue
temp_sensor = regexc_temp.match(line)
if temp_sensor is not None:
name, value = temp_sensor.group("label", "value")
new_sensor = LmSensor(ln, name, TempValue(), updater, double_line)
lmsensors.append(new_sensor)
continue
fan_sensor = regexc_fan.match(line)
if fan_sensor is not None:
name, value = fan_sensor.group("label", "value")
new_sensor = LmSensor(ln, name, RPMValue(), updater, double_line)
lmsensors.append(new_sensor)
return lmsensors
def get_lmsensors_output():
if os.path.exists(lmsensors_path):
try:
stdout = os.popen(lmsensors_cmd)
lm_output = stdout.readlines()
stdout.close()
except:
print "Problem running", lmsensors_cmd, \
", please make sure that lm-sensors is istalled on you system."
return None
return lm_output
else:
return None
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