sonic-buildimage/device/accton/x86_64-accton_as7326_56x-r0/plugins/psuutil.py
Roy Lee ebea937a7a [devices]: New platform as7326-56x (#1524)
* Update sonic-platform-modules-accton to lastest

Signed-off-by: roylee123 <roy_lee@accton.com>

* Install sonic-platform-common package in platform-monitor docker for ledd (#1330)

* Install sonic-platform-common package in platform-monitor docker for ledd

* Specify Python wheel dependencies in docker-platform-monitor.mk; Remove explicit specifications from Dockerfile.j2

* Add related files for new platfrom as7326_56x.
Signed-off-by: roy_lee <roy_lee@accton.com>

* Validate sfputil.py and verified.
Signed-off-by: roy_lee <roy_lee@accton.com>

* Push submodule sonic-platform-modules-accton for as7326-56x validation.
Signed-off-by: roy_lee <roy_lee@accton.com>
2018-03-23 12:36:25 -07:00

62 lines
1.6 KiB
Python

#!/usr/bin/env python
#############################################################################
# Accton
#
# Module contains an implementation of SONiC PSU Base API and
# provides the PSUs status which are available in the platform
#
#############################################################################
import os.path
try:
from sonic_psu.psu_base import PsuBase
except ImportError as e:
raise ImportError (str(e) + "- required module not found")
class PsuUtil(PsuBase):
"""Platform-specific PSUutil class"""
def __init__(self):
PsuBase.__init__(self)
self.psu_path = "/sys/bus/i2c/devices/"
self.psu_presence = "/psu_present"
self.psu_oper_status = "/psu_power_good"
self.psu_mapping = {
2: "13-0053",
1: "17-0051",
}
def get_num_psus(self):
return len(self.psu_mapping)
def get_psu_status(self, index):
if index is None:
return False
status = 0
node = self.psu_path + self.psu_mapping[index]+self.psu_oper_status
try:
with open(node, 'r') as power_status:
status = int(power_status.read())
except IOError:
return False
return status == 1
def get_psu_presence(self, index):
if index is None:
return False
status = 0
node = self.psu_path + self.psu_mapping[index] + self.psu_presence
try:
with open(node, 'r') as presence_status:
status = int(presence_status.read())
except IOError:
return False
return status == 1