mirror of https://github.com/nicolargo/glances
Line ending Unix (pb with my Sublime-Text conf...)
Nicolas Hennion
parent
f10c9a3e7d
commit
763d49d3f7
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@ -1,250 +1,250 @@
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#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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#
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# Glances - An eye on your system
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#
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# Copyright (C) 2014 Nicolargo <nicolas@nicolargo.com>
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#
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# Glances is free software; you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Glances is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Import system libs
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import json
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# Import Glances lib
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from glances.core.glances_globals import glances_logs
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class GlancesPlugin(object):
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"""
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Main class for Glances' plugin
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"""
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def __init__(self):
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# Plugin name (= module name without glances_)
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self.plugin_name = self.__class__.__module__[len('glances_'):]
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# Init the stats list
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self.stats = None
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# Init the limits dictionnary
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self.limits = dict()
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def load_limits(self, config):
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"""
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Load the limits from the configuration file
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"""
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if (hasattr(config, 'has_section') and
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config.has_section(self.plugin_name)):
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# print "Load limits for %s" % self.plugin_name
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for s, v in config.items(self.plugin_name):
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# Read limits
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# print "\t%s = %s" % (self.plugin_name + '_' + s, v)
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self.limits[self.plugin_name + '_' + s] = config.get_option(self.plugin_name, s)
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def __repr__(self):
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# Return the raw stats
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return self.stats
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def __str__(self):
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# Return the human-readable stats
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return str(self.stats)
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def get_raw(self):
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# Return the stats object
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return self.stats
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def get_stats(self):
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# Return the stats object in JSON format for the RPC API
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return json.dumps(self.stats)
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def get_limits(self):
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# Return the limits object
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return self.limits
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def get_alert(self, current=0, min=0, max=100, header="", log=False):
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# Return the alert status relative to a current value
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# Use this function for minor stat
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# If current < CAREFUL of max then alert = OK
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# If current > CAREFUL of max then alert = CAREFUL
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# If current > WARNING of max then alert = WARNING
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# If current > CRITICAL of max then alert = CRITICAL
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# stat is USER, SYSTEM, IOWAIT or STEAL
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#
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# If defined 'header' is added between the plugin name and the status
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# Only usefull for stats with several alert status
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#
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# If log=True than return the logged status
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# Compute the %
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try:
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value = (current * 100) / max
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except ZeroDivisionError:
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return 'DEFAULT'
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except TypeError:
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return 'DEFAULT'
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# Manage limits
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ret = 'OK'
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if (value > self.get_limit_critical(header=header)):
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ret = 'CRITICAL'
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elif (value > self.get_limit_warning(header=header)):
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ret = 'WARNING'
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elif (value > self.get_limit_careful(header=header)):
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ret = 'CAREFUL'
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# Manage log (if needed)
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log_str = ""
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if (log):
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# Add _LOG to the return string
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# So stats will be highlited with a specific color
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log_str = "_LOG"
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# Get the stat_name = plugin_name (+ header)
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if (header == ""):
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stat_name = self.plugin_name
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else:
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stat_name = self.plugin_name + '_' + header
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# !!! TODO: Manage the process list (last param => [])
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glances_logs.add(ret, stat_name.upper(), value, [])
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# Default is ok
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return ret + log_str
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def get_alert_log(self, current=0, min=0, max=100, header=""):
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return self.get_alert(current, min, max, header, log=True)
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def get_limit_critical(self, header=""):
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if (header == ""):
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return self.limits[self.plugin_name + '_' + 'critical']
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else:
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return self.limits[self.plugin_name + '_' + header + '_' + 'critical']
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def get_limit_warning(self, header=""):
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if (header == ""):
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return self.limits[self.plugin_name + '_' + 'warning']
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else:
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return self.limits[self.plugin_name + '_' + header + '_' + 'warning']
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def get_limit_careful(self, header=""):
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if (header == ""):
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return self.limits[self.plugin_name + '_' + 'careful']
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else:
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return self.limits[self.plugin_name + '_' + header + '_' + 'careful']
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def msg_curse(self, args):
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"""
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Return default string to display in the curse interface
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"""
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return [self.curse_add_line(str(self.stats))]
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def get_curse(self, args=None):
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# Return a dict with all the information needed to display the stat
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# key | description
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#----------------------------
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# display | Display the stat (True or False)
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# msgdict | Message to display (list of dict [{ 'msg': msg, 'decoration': decoration } ... ])
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# column | column number
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# line | Line number
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display_curse = False
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column_curse = -1
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line_curse = -1
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if (hasattr(self, 'display_curse')):
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display_curse = self.display_curse
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if (hasattr(self, 'column_curse')):
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column_curse = self.column_curse
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if (hasattr(self, 'line_curse')):
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line_curse = self.line_curse
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return {'display': display_curse,
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'msgdict': self.msg_curse(args),
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'column': column_curse,
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'line': line_curse}
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def curse_add_line(self, msg, decoration="DEFAULT", optional=False):
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"""
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Return a dict with: { 'msg': msg, 'decoration': decoration, 'optional': False }
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with:
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msg: string
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decoration:
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DEFAULT: no decoration
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UNDERLINE: underline
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BOLD: bold
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TITLE: for stat title
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OK: Value is OK and non logged
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OK_LOG: Value is OK and logged
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CAREFUL: Value is CAREFUL and non logged
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CAREFUL_LOG: Value is CAREFUL and logged
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WARNING: Value is WARINING and non logged
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WARNING_LOG: Value is WARINING and logged
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CRITICAL: Value is CRITICAL and non logged
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CRITICAL_LOG: Value is CRITICAL and logged
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optional: True if the stat is optional (display only if space is available)
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"""
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return {'msg': msg, 'decoration': decoration, 'optional': optional}
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def curse_new_line(self):
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"""
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Go to a new line
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"""
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return self.curse_add_line('\n')
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def auto_unit(self, val, low_precision=False):
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"""
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Make a nice human readable string out of val
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Number of decimal places increases as quantity approaches 1
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examples:
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CASE: 613421788 RESULT: 585M low_precision: 585M
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CASE: 5307033647 RESULT: 4.94G low_precision: 4.9G
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CASE: 44968414685 RESULT: 41.9G low_precision: 41.9G
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CASE: 838471403472 RESULT: 781G low_precision: 781G
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CASE: 9683209690677 RESULT: 8.81T low_precision: 8.8T
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CASE: 1073741824 RESULT: 1024M low_precision: 1024M
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CASE: 1181116006 RESULT: 1.10G low_precision: 1.1G
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parameter 'low_precision=True' returns less decimal places.
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potentially sacrificing precision for more readability
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"""
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symbols = ('K', 'M', 'G', 'T', 'P', 'E', 'Z', 'Y')
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prefix = {
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'Y': 1208925819614629174706176,
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'Z': 1180591620717411303424,
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'E': 1152921504606846976,
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'P': 1125899906842624,
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'T': 1099511627776,
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'G': 1073741824,
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'M': 1048576,
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'K': 1024
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}
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for key in reversed(symbols):
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value = float(val) / prefix[key]
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if value > 1:
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fixed_decimal_places = 0
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if value < 10:
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fixed_decimal_places = 2
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elif value < 100:
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fixed_decimal_places = 1
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if low_precision:
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if key in 'MK':
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fixed_decimal_places = 0
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else:
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fixed_decimal_places = min(1, fixed_decimal_places)
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elif key in 'K':
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fixed_decimal_places = 0
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formatter = "{0:.%df}{1}" % fixed_decimal_places
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return formatter.format(value, key)
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return "{0!s}".format(val)
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#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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#
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# Glances - An eye on your system
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#
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# Copyright (C) 2014 Nicolargo <nicolas@nicolargo.com>
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#
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# Glances is free software; you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Glances is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Import system libs
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import json
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# Import Glances lib
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from glances.core.glances_globals import glances_logs
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class GlancesPlugin(object):
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"""
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Main class for Glances' plugin
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"""
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def __init__(self):
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# Plugin name (= module name without glances_)
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self.plugin_name = self.__class__.__module__[len('glances_'):]
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# Init the stats list
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self.stats = None
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# Init the limits dictionnary
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self.limits = dict()
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def load_limits(self, config):
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"""
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Load the limits from the configuration file
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"""
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if (hasattr(config, 'has_section') and
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config.has_section(self.plugin_name)):
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# print "Load limits for %s" % self.plugin_name
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for s, v in config.items(self.plugin_name):
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# Read limits
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# print "\t%s = %s" % (self.plugin_name + '_' + s, v)
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self.limits[self.plugin_name + '_' + s] = config.get_option(self.plugin_name, s)
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def __repr__(self):
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# Return the raw stats
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return self.stats
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def __str__(self):
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# Return the human-readable stats
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return str(self.stats)
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def get_raw(self):
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# Return the stats object
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return self.stats
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def get_stats(self):
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# Return the stats object in JSON format for the RPC API
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return json.dumps(self.stats)
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def get_limits(self):
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# Return the limits object
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return self.limits
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def get_alert(self, current=0, min=0, max=100, header="", log=False):
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# Return the alert status relative to a current value
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# Use this function for minor stat
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# If current < CAREFUL of max then alert = OK
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# If current > CAREFUL of max then alert = CAREFUL
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# If current > WARNING of max then alert = WARNING
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# If current > CRITICAL of max then alert = CRITICAL
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# stat is USER, SYSTEM, IOWAIT or STEAL
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#
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# If defined 'header' is added between the plugin name and the status
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# Only usefull for stats with several alert status
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#
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# If log=True than return the logged status
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# Compute the %
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try:
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value = (current * 100) / max
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except ZeroDivisionError:
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return 'DEFAULT'
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except TypeError:
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return 'DEFAULT'
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# Manage limits
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ret = 'OK'
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if (value > self.get_limit_critical(header=header)):
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ret = 'CRITICAL'
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elif (value > self.get_limit_warning(header=header)):
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ret = 'WARNING'
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elif (value > self.get_limit_careful(header=header)):
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ret = 'CAREFUL'
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# Manage log (if needed)
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log_str = ""
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if (log):
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# Add _LOG to the return string
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# So stats will be highlited with a specific color
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log_str = "_LOG"
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# Get the stat_name = plugin_name (+ header)
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if (header == ""):
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stat_name = self.plugin_name
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else:
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stat_name = self.plugin_name + '_' + header
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# !!! TODO: Manage the process list (last param => [])
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glances_logs.add(ret, stat_name.upper(), value, [])
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# Default is ok
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return ret + log_str
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def get_alert_log(self, current=0, min=0, max=100, header=""):
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return self.get_alert(current, min, max, header, log=True)
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def get_limit_critical(self, header=""):
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if (header == ""):
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return self.limits[self.plugin_name + '_' + 'critical']
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else:
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return self.limits[self.plugin_name + '_' + header + '_' + 'critical']
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def get_limit_warning(self, header=""):
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if (header == ""):
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return self.limits[self.plugin_name + '_' + 'warning']
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else:
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return self.limits[self.plugin_name + '_' + header + '_' + 'warning']
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def get_limit_careful(self, header=""):
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if (header == ""):
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return self.limits[self.plugin_name + '_' + 'careful']
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else:
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return self.limits[self.plugin_name + '_' + header + '_' + 'careful']
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def msg_curse(self, args):
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"""
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Return default string to display in the curse interface
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"""
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return [self.curse_add_line(str(self.stats))]
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def get_curse(self, args=None):
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# Return a dict with all the information needed to display the stat
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# key | description
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#----------------------------
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# display | Display the stat (True or False)
|
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# msgdict | Message to display (list of dict [{ 'msg': msg, 'decoration': decoration } ... ])
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# column | column number
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# line | Line number
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display_curse = False
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column_curse = -1
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line_curse = -1
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if (hasattr(self, 'display_curse')):
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display_curse = self.display_curse
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if (hasattr(self, 'column_curse')):
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column_curse = self.column_curse
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if (hasattr(self, 'line_curse')):
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line_curse = self.line_curse
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return {'display': display_curse,
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'msgdict': self.msg_curse(args),
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'column': column_curse,
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'line': line_curse}
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def curse_add_line(self, msg, decoration="DEFAULT", optional=False):
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"""
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Return a dict with: { 'msg': msg, 'decoration': decoration, 'optional': False }
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with:
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msg: string
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decoration:
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DEFAULT: no decoration
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UNDERLINE: underline
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BOLD: bold
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TITLE: for stat title
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OK: Value is OK and non logged
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OK_LOG: Value is OK and logged
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CAREFUL: Value is CAREFUL and non logged
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CAREFUL_LOG: Value is CAREFUL and logged
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WARNING: Value is WARINING and non logged
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WARNING_LOG: Value is WARINING and logged
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CRITICAL: Value is CRITICAL and non logged
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CRITICAL_LOG: Value is CRITICAL and logged
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optional: True if the stat is optional (display only if space is available)
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"""
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return {'msg': msg, 'decoration': decoration, 'optional': optional}
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def curse_new_line(self):
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"""
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Go to a new line
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"""
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return self.curse_add_line('\n')
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|
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def auto_unit(self, val, low_precision=False):
|
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"""
|
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Make a nice human readable string out of val
|
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Number of decimal places increases as quantity approaches 1
|
||||
|
||||
examples:
|
||||
CASE: 613421788 RESULT: 585M low_precision: 585M
|
||||
CASE: 5307033647 RESULT: 4.94G low_precision: 4.9G
|
||||
CASE: 44968414685 RESULT: 41.9G low_precision: 41.9G
|
||||
CASE: 838471403472 RESULT: 781G low_precision: 781G
|
||||
CASE: 9683209690677 RESULT: 8.81T low_precision: 8.8T
|
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CASE: 1073741824 RESULT: 1024M low_precision: 1024M
|
||||
CASE: 1181116006 RESULT: 1.10G low_precision: 1.1G
|
||||
|
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parameter 'low_precision=True' returns less decimal places.
|
||||
potentially sacrificing precision for more readability
|
||||
"""
|
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symbols = ('K', 'M', 'G', 'T', 'P', 'E', 'Z', 'Y')
|
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prefix = {
|
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'Y': 1208925819614629174706176,
|
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'Z': 1180591620717411303424,
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'E': 1152921504606846976,
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||||
'P': 1125899906842624,
|
||||
'T': 1099511627776,
|
||||
'G': 1073741824,
|
||||
'M': 1048576,
|
||||
'K': 1024
|
||||
}
|
||||
|
||||
for key in reversed(symbols):
|
||||
value = float(val) / prefix[key]
|
||||
if value > 1:
|
||||
fixed_decimal_places = 0
|
||||
if value < 10:
|
||||
fixed_decimal_places = 2
|
||||
elif value < 100:
|
||||
fixed_decimal_places = 1
|
||||
if low_precision:
|
||||
if key in 'MK':
|
||||
fixed_decimal_places = 0
|
||||
else:
|
||||
fixed_decimal_places = min(1, fixed_decimal_places)
|
||||
elif key in 'K':
|
||||
fixed_decimal_places = 0
|
||||
formatter = "{0:.%df}{1}" % fixed_decimal_places
|
||||
return formatter.format(value, key)
|
||||
return "{0!s}".format(val)
|
||||
|
|
|
|||
Loading…
Reference in New Issue