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# -*- coding: utf-8 -*- |
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# |
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# This file is part of Glances. |
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# |
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# Copyright (C) 2015 Nicolargo <[email protected]> |
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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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"""Process count plugin.""" |
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from glances.processes import glances_processes |
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from glances.plugins.glances_plugin import GlancesPlugin |
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# Note: history items list is not compliant with process count |
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# if a filter is applyed, the graph will show the filtered processes count |
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class Plugin(GlancesPlugin): |
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"""Glances process count plugin. |
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stats is a list |
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""" |
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def __init__(self, args=None): |
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"""Init the plugin.""" |
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super(Plugin, self).__init__(args=args) |
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# We want to display the stat in the curse interface |
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self.display_curse = True |
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# Note: 'glances_processes' is already init in the glances_processes.py script |
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def reset(self): |
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"""Reset/init the stats.""" |
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self.stats = {} |
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def update(self): |
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"""Update processes stats using the input method.""" |
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# Reset stats |
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self.reset() |
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if self.input_method == 'local': |
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# Update stats using the standard system lib |
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# Here, update is call for processcount AND processlist |
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glances_processes.update() |
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# Return the processes count |
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self.stats = glances_processes.getcount() |
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elif self.input_method == 'snmp': |
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# Update stats using SNMP |
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# !!! TODO |
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pass |
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return self.stats |
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def msg_curse(self, args=None): |
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"""Return the dict to display in the curse interface.""" |
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# Init the return message |
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ret = [] |
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# Only process if stats exist and display plugin enable... |
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if args.disable_process: |
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msg = "PROCESSES DISABLED (press 'z' to display)" |
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ret.append(self.curse_add_line(msg)) |
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return ret |
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if not self.stats: |
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return ret |
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# Display the filter (if it exists) |
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if glances_processes.process_filter is not None: |
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msg = 'Processes filter:' |
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ret.append(self.curse_add_line(msg, "TITLE")) |
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msg = ' {0} '.format(glances_processes.process_filter) |
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ret.append(self.curse_add_line(msg, "FILTER")) |
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msg = '(\'ENTER\' to edit, \'E\' to reset)' |
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ret.append(self.curse_add_line(msg)) |
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ret.append(self.curse_new_line()) |
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# Build the string message |
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# Header |
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msg = 'TASKS' |
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ret.append(self.curse_add_line(msg, "TITLE")) |
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# Compute processes |
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other = self.stats['total'] |
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msg = '{0:>4}'.format(self.stats['total']) |
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ret.append(self.curse_add_line(msg)) |
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if 'thread' in self.stats: |
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msg = ' ({0} thr),'.format(self.stats['thread']) |
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ret.append(self.curse_add_line(msg)) |
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if 'running' in self.stats: |
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other -= self.stats['running'] |
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msg = ' {0} run,'.format(self.stats['running']) |
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ret.append(self.curse_add_line(msg)) |
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if 'sleeping' in self.stats: |
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other -= self.stats['sleeping'] |
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msg = ' {0} slp,'.format(self.stats['sleeping']) |
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ret.append(self.curse_add_line(msg)) |
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msg = ' {0} oth '.format(other) |
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ret.append(self.curse_add_line(msg)) |
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# Display sort information |
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if glances_processes.auto_sort: |
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msg = 'sorted automatically' |
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ret.append(self.curse_add_line(msg)) |
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msg = ' by {0}'.format(glances_processes.sort_key) |
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ret.append(self.curse_add_line(msg)) |
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else: |
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msg = 'sorted by {0}'.format(glances_processes.sort_key) |
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ret.append(self.curse_add_line(msg)) |
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ret[-1]["msg"] += ", %s view" % ("tree" if glances_processes.is_tree_enabled() else "flat") |
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# if args.disable_irix: |
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# ret[-1]["msg"] += " - IRIX off" |
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# Return the message with decoration |
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return ret |
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nicolargo /
glances
