102 lines
3.7 KiB
Python
Executable File
102 lines
3.7 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright (c) 2019 Edgecore Networks Corporation
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
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#
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# THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR
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# CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT
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# LIMITATION ANY IMPLIED WARRANTIES OR CONDITIONS OF TITLE, FITNESS
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# FOR A PARTICULAR PURPOSE, MERCHANTABLITY OR NON-INFRINGEMENT.
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#
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# See the Apache Version 2.0 License for specific language governing
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# permissions and limitations under the License.
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#
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# ------------------------------------------------------------------
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# HISTORY:
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# mm/dd/yyyy (A.D.)
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# 8/27/2019:Jostar craete for as9716_32d
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# ------------------------------------------------------------------
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try:
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import os
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import time
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import logging
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import glob
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import subprocess
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from collections import namedtuple
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except ImportError as e:
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raise ImportError('%s - required module not found' % str(e))
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class ThermalUtil(object):
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"""Platform-specific ThermalUtil class"""
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THERMAL_NUM_MAX = 8
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THERMAL_NUM_1_IDX = 1 # 1~7 are mainboard thermal sensors
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THERMAL_NUM_2_IDX = 2
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THERMAL_NUM_3_IDX = 3
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THERMAL_NUM_4_IDX = 4
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THERMAL_NUM_5_IDX = 5
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THERMAL_NUM_6_IDX = 6
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THERMAL_NUM_7_IDX = 7 # CPU core
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THERMAL_NUM_8_IDX = 8
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""" Dictionary where
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key1 = thermal id index (integer) starting from 1
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value = path to fan device file (string) """
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#_thermal_to_device_path_mapping = {}
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thermal_sysfspath ={
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THERMAL_NUM_1_IDX: ["/sys/bus/i2c/devices/18-0048/hwmon/hwmon*/temp1_input"],
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THERMAL_NUM_2_IDX: ["/sys/bus/i2c/devices/18-0049/hwmon/hwmon*/temp1_input"],
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THERMAL_NUM_3_IDX: ["/sys/bus/i2c/devices/18-004a/hwmon/hwmon*/temp1_input"],
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THERMAL_NUM_4_IDX: ["/sys/bus/i2c/devices/18-004c/hwmon/hwmon*/temp1_input"],
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THERMAL_NUM_5_IDX: ["/sys/bus/i2c/devices/18-004e/hwmon/hwmon*/temp1_input"],
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THERMAL_NUM_6_IDX: ["/sys/bus/i2c/devices/18-004f/hwmon/hwmon*/temp1_input"],
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THERMAL_NUM_7_IDX: ["/sys/class/hwmon/hwmon0/temp1_input"],
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THERMAL_NUM_8_IDX: ["/sys/bus/i2c/devices/18-004b/hwmon/hwmon*/temp1_input"],
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}
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#def __init__(self):
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def _get_thermal_val(self, thermal_num):
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if thermal_num < self.THERMAL_NUM_1_IDX or thermal_num > self.THERMAL_NUM_MAX:
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logging.debug('GET. Parameter error. thermal_num, %d', thermal_num)
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return None
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device_path = self.get_thermal_path(thermal_num)
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for filename in glob.glob(device_path):
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try:
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val_file = open(filename, 'r')
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except IOError as e:
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logging.error('GET. unable to open file: %s', str(e))
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return None
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content = val_file.readline().rstrip()
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if content == '':
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logging.debug('GET. content is NULL. device_path:%s', device_path)
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return None
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try:
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val_file.close()
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except:
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logging.debug('GET. unable to close file. device_path:%s', device_path)
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return None
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return int(content)
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return 0
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def get_num_thermals(self):
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return self.THERMAL_NUM_MAX
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def get_size_path_map(self):
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return len(self.thermal_sysfspath)
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def get_thermal_path(self, thermal_num):
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return self.thermal_sysfspath[thermal_num][0]
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def main():
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thermal = ThermalUtil()
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if __name__ == '__main__':
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main() |