/usr/lib/python3/dist-packages/glances/plugins/glances_load.py is in glances 2.1.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 | # -*- coding: utf-8 -*-
#
# This file is part of Glances.
#
# Copyright (C) 2014 Nicolargo <nicolas@nicolargo.com>
#
# Glances is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Glances 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 Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
"""Load plugin."""
# Import system libs
import os
# Import Glances libs
from glances.core.glances_globals import logger
from glances.plugins.glances_core import Plugin as CorePlugin
from glances.plugins.glances_plugin import GlancesPlugin
# SNMP OID
# 1 minute Load: .1.3.6.1.4.1.2021.10.1.3.1
# 5 minute Load: .1.3.6.1.4.1.2021.10.1.3.2
# 15 minute Load: .1.3.6.1.4.1.2021.10.1.3.3
snmp_oid = {'min1': '1.3.6.1.4.1.2021.10.1.3.1',
'min5': '1.3.6.1.4.1.2021.10.1.3.2',
'min15': '1.3.6.1.4.1.2021.10.1.3.3'}
# Define the history items list
# All items in this list will be historised if the --enable-history tag is set
# 'color' define the graph color in #RGB format
items_history_list = [{'name': 'min1', 'color': '#0000FF'},
{'name': 'min5', 'color': '#0000AA'},
{'name': 'min15', 'color': '#000044'}]
class Plugin(GlancesPlugin):
"""Glances' load plugin.
stats is a dict
"""
def __init__(self, args=None):
"""Init the plugin."""
GlancesPlugin.__init__(self, args=args, items_history_list=items_history_list)
# We want to display the stat in the curse interface
self.display_curse = True
# Init stats
self.reset()
# Call CorePlugin in order to display the core number
try:
self.nb_log_core = CorePlugin(args=self.args).update()["log"]
except Exception:
self.nb_log_core = 0
def reset(self):
"""Reset/init the stats."""
self.stats = {}
def update(self):
"""Update load stats."""
# Reset stats
self.reset()
if self.get_input() == 'local':
# Update stats using the standard system lib
# Get the load using the os standard lib
try:
load = os.getloadavg()
except (OSError, AttributeError):
self.stats = {}
else:
self.stats = {'min1': load[0],
'min5': load[1],
'min15': load[2],
'cpucore': self.nb_log_core}
elif self.get_input() == 'snmp':
# Update stats using SNMP
self.stats = self.set_stats_snmp(snmp_oid=snmp_oid)
if self.stats['min1'] == '':
self.reset()
return self.stats
# Python 3 return a dict like:
# {'min1': "b'0.08'", 'min5': "b'0.12'", 'min15': "b'0.15'"}
try:
iteritems = self.stats.iteritems()
except AttributeError:
iteritems = self.stats.items()
for k, v in iteritems:
self.stats[k] = float(v)
self.stats['cpucore'] = self.nb_log_core
# Update the history list
self.update_stats_history()
return self.stats
def msg_curse(self, args=None):
"""Return the dict to display in the curse interface."""
# Init the return message
ret = []
# Only process if stats exist...
if self.stats == {}:
return ret
# Build the string message
# Header
msg = '{0:8}'.format(_("LOAD"))
ret.append(self.curse_add_line(msg, "TITLE"))
# Core number
if self.stats['cpucore'] > 0:
msg = _("{0:d}-core").format(int(self.stats['cpucore']), '>1')
ret.append(self.curse_add_line(msg))
# New line
ret.append(self.curse_new_line())
# 1min load
msg = '{0:8}'.format(_("1 min:"))
ret.append(self.curse_add_line(msg))
msg = '{0:>6.2f}'.format(self.stats['min1'])
ret.append(self.curse_add_line(msg))
# New line
ret.append(self.curse_new_line())
# 5min load
msg = '{0:8}'.format(_("5 min:"))
ret.append(self.curse_add_line(msg))
msg = '{0:>6.2f}'.format(self.stats['min5'])
ret.append(self.curse_add_line(
msg, self.get_alert(self.stats['min5'], max=100 * self.stats['cpucore'])))
# New line
ret.append(self.curse_new_line())
# 15min load
msg = '{0:8}'.format(_("15 min:"))
ret.append(self.curse_add_line(msg))
msg = '{0:>6.2f}'.format(self.stats['min15'])
ret.append(self.curse_add_line(
msg, self.get_alert_log(self.stats['min15'], max=100 * self.stats['cpucore'])))
return ret
|