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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) 2019 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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"""Monitor plugin.""" |
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from glances.compat import iteritems |
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from glances.amps_list import AmpsList as glancesAmpsList |
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from glances.plugins.glances_plugin import GlancesPlugin |
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class Plugin(GlancesPlugin): |
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"""Glances AMPs plugin.""" |
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def __init__(self, args=None, config=None): |
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"""Init the plugin.""" |
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super(Plugin, self).__init__(args=args, |
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config=config, |
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stats_init_value=[]) |
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self.args = args |
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self.config = config |
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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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# Init the list of AMP (classe define in the glances/amps_list.py script) |
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self.glances_amps = glancesAmpsList(self.args, self.config) |
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@GlancesPlugin._check_decorator |
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@GlancesPlugin._log_result_decorator |
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def update(self): |
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"""Update the AMP list.""" |
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# Init new stats |
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stats = self.get_init_value() |
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if self.input_method == 'local': |
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for k, v in iteritems(self.glances_amps.update()): |
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stats.append({'key': k, |
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'name': v.NAME, |
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'result': v.result(), |
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'refresh': v.refresh(), |
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'timer': v.time_until_refresh(), |
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'count': v.count(), |
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'countmin': v.count_min(), |
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'countmax': v.count_max(), |
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'regex': v.regex() is not None}, |
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) |
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else: |
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# Not available in SNMP mode |
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pass |
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# Update the stats |
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self.stats = stats |
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return self.stats |
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def get_alert(self, nbprocess=0, countmin=None, countmax=None, header="", log=False): |
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"""Return the alert status relative to the process number.""" |
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if nbprocess is None: |
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return 'OK' |
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if countmin is None: |
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countmin = nbprocess |
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if countmax is None: |
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countmax = nbprocess |
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if nbprocess > 0: |
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if int(countmin) <= int(nbprocess) <= int(countmax): |
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return 'OK' |
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else: |
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return 'WARNING' |
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else: |
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if int(countmin) == 0: |
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return 'OK' |
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else: |
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return 'CRITICAL' |
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def msg_curse(self, args=None, max_width=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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# Only process if stats exist and display plugin enable... |
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ret = [] |
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if not self.stats or args.disable_process or self.is_disable(): |
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return ret |
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# Build the string message |
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for m in self.stats: |
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# Only display AMP if a result exist |
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if m['result'] is None: |
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continue |
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# Display AMP |
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first_column = '{}'.format(m['name']) |
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first_column_style = self.get_alert(m['count'], m['countmin'], m['countmax']) |
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second_column = '{}'.format(m['count'] if m['regex'] else '') |
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for l in m['result'].split('\n'): |
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# Display first column with the process name... |
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msg = '{:<16} '.format(first_column) |
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ret.append(self.curse_add_line(msg, first_column_style)) |
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# ... and second column with the number of matching processes... |
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msg = '{:<4} '.format(second_column) |
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ret.append(self.curse_add_line(msg)) |
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# ... only on the first line |
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first_column = second_column = '' |
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# Display AMP result in the third column |
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ret.append(self.curse_add_line(l, splittable=True)) |
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ret.append(self.curse_new_line()) |
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# Delete the last empty line |
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try: |
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ret.pop() |
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except IndexError: |
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pass |
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return ret |
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nicolargo /
glances
