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[Mellanox] Fix SN2010 issue: "show platform psustatus" returns "NOT PRESENT" for power off PSU on 201811 #3598

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Merged
liat-grozovik merged 2 commits into from
Oct 21, 2019
Merged

[Mellanox] Fix SN2010 issue: "show platform psustatus" returns "NOT PRESENT" for power off PSU on 201811 #3598

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39278fa
[plugins/psuutil]Align psuutil of 2010 with that of 2100.
Oct 14, 2019
360bbe4
[plugins/psuutil.py]Address comments via using more human-readable code
Oct 17, 2019
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13 changes: 2 additions & 11 deletions device/mellanox/x86_64-mlnx_msn2010-r0/plugins/psuutil.py
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,7 @@ class PsuUtil(PsuBase):

def __init__(self):
PsuBase.__init__(self)

self.psu_path = ""
for index in range(0, 100):
hwmon_path = "/sys/devices/platform/mlxplat/mlxreg-hotplug/hwmon/hwmon{}/".format(index)
Expand Down Expand Up @@ -65,14 +66,4 @@ def get_psu_presence(self, index):
:param index: An integer, 1-based index of the PSU of which to query status
:return: Boolean, True if PSU is plugged, False if not
"""
if index is None:
return False

status = 0
try:
with open(self.psu_path + self.psu_presence.format(index), 'r') as presence_status:
status = int(presence_status.read())
except IOError:
return False

return status == 1
return isinstance(index, int) and index > 0 and index <= self.get_num_psus()