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# |
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# This file is part of Glances. |
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# |
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# SPDX-FileCopyrightText: 2024 Nicolas Hennion <[email protected]> |
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# |
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# SPDX-License-Identifier: LGPL-3.0-only |
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# |
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"""Glances main class.""" |
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import argparse |
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import sys |
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import tempfile |
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from logging import DEBUG |
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from warnings import simplefilter |
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try: |
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import shtab |
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except ImportError: |
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shtab_tag = False |
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else: |
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shtab_tag = True |
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from glances import __apiversion__, __version__, psutil_version |
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from glances.config import Config |
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from glances.globals import WINDOWS, disable, enable |
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from glances.logger import LOG_FILENAME, logger |
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from glances.processes import sort_processes_stats_list |
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class GlancesMain: |
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"""Main class to manage Glances instance.""" |
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# Default stats' minimum refresh time is 2 seconds |
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DEFAULT_REFRESH_TIME = 2 |
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# Set the default cache lifetime to 1 second (only for server) |
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cached_time = 1 |
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# By default, Glances is ran in standalone mode (no client/server) |
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client_tag = False |
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# Server TCP port number (default is 61209) |
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server_port = 61209 |
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# Web Server TCP port number (default is 61208) |
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web_server_port = 61208 |
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# Default username/password for client/server mode |
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username = "glances" |
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password = "" |
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# Examples of use |
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example_of_use = """ |
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Examples of use: |
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Monitor local machine (standalone mode): |
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$ glances |
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Display all Glances modules (plugins and exporters) and exit: |
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$ glances --module-list |
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Monitor local machine with the Web interface and start RESTful server: |
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$ glances -w |
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Glances web server started on http://0.0.0.0:61208/ |
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Only start RESTful API (without the WebUI): |
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$ glances -w --disable-webui |
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Glances API available on http://0.0.0.0:61208/api/ |
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Monitor local machine and export stats to a CSV file (standalone mode): |
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$ glances --export csv --export-csv-file /tmp/glances.csv |
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Monitor local machine and export stats to a InfluxDB server with 5s refresh rate (standalone mode): |
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$ glances -t 5 --export influxdb |
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Start a Glances XML-RPC server (server mode): |
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$ glances -s |
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Connect Glances to a Glances XML-RPC server (client mode): |
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$ glances -c <ip_server> |
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Connect Glances to a Glances server and export stats to a StatsD server (client mode): |
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$ glances -c <ip_server> --export statsd |
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Start TUI Central Glances Browser: |
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$ glances --browser |
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Start WebUI Central Glances Browser: |
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$ glances --browser -w |
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Display stats to stdout (one stat per line, possible to go inside stats using plugin.attribute): |
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$ glances --stdout now,cpu.user,mem.used,load |
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Display JSON stats to stdout (one stats per line): |
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$ glances --stdout-json now,cpu,mem,load |
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Display CSV stats to stdout (all stats in one line): |
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$ glances --stdout-csv now,cpu.user,mem.used,load |
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Enable some plugins disabled by default (comma-separated list): |
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$ glances --enable-plugin sensors |
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Disable some plugins (comma-separated list): |
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$ glances --disable-plugin network,ports |
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Disable all plugins except some (comma-separated list): |
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$ glances --disable-plugin all --enable-plugin cpu,mem,load |
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""" |
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def __init__(self, args_begin_at=1): |
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"""Manage the command line arguments.""" |
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self.init_glances(args_begin_at) |
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def init_glances(self, args_begin_at): |
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"""Main method to init Glances.""" |
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# Read the command line arguments or parse the one given in parameter (parser) |
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self.args = self.parse_args(args_begin_at) |
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# Load the configuration file, if it exists |
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# This function should be called after the parse_args |
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# because the configuration file path can be defined |
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self.config = Config(self.args.conf_file) |
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# Init Glances debug mode |
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self.init_debug(self.args) |
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# Plugins Glances refresh rate |
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self.init_refresh_rate(self.args) |
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# Manage Plugins disable/enable option |
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self.init_plugins(self.args) |
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# Init Glances client/server mode |
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self.init_client_server(self.args) |
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# Init UI mode |
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self.init_ui_mode(self.args) |
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# Init the generate_graph tag |
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# Should be set to True to generate graphs |
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self.args.generate_graph = False |
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# Export is only available in standalone or client mode (issue #614) |
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export_tag = self.args.export is not None and any(self.args.export) |
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if WINDOWS and export_tag: |
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# On Windows, export is possible but only in quiet mode |
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# See issue #1038 |
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logger.info("On Windows OS, export disable the Web interface") |
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self.args.quiet = True |
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self.args.webserver = False |
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elif not (self.is_standalone() or self.is_client()) and export_tag: |
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logger.critical("Export is only available in standalone or client mode") |
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sys.exit(2) |
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# Filter is only available in standalone mode |
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if not self.args.process_filter and not self.is_standalone(): |
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logger.debug("Process filter is only available in standalone mode") |
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# Cursor option is only available in standalone mode |
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if not self.args.disable_cursor and not self.is_standalone(): |
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logger.debug("Cursor is only available in standalone mode") |
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# Let the plugins known the Glances mode |
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self.args.is_standalone = self.is_standalone() |
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self.args.is_client = self.is_client() |
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self.args.is_client_browser = self.is_client_browser() |
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self.args.is_server = self.is_server() |
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self.args.is_webserver = self.is_webserver() |
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# Check mode compatibility |
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self.check_mode_compatibility() |
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def version_msg(self): |
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"""Return the version message.""" |
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version = f'Glances version:\t{__version__}\n' |
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version += f'Glances API version:\t{__apiversion__}\n' |
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version += f'PsUtil version:\t\t{psutil_version}\n' |
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version += f'Log file:\t\t{LOG_FILENAME}\n' |
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return version |
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def init_args(self): |
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"""Init all the command line arguments.""" |
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parser = argparse.ArgumentParser( |
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prog='glances', |
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conflict_handler='resolve', |
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formatter_class=argparse.RawDescriptionHelpFormatter, |
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epilog=self.example_of_use, |
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) |
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if shtab_tag: |
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shtab.add_argument_to(parser, ["--print-completion"]) |
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parser.add_argument('-V', '--version', action='version', version=self.version_msg()) |
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parser.add_argument('-d', '--debug', action='store_true', default=False, dest='debug', help='enable debug mode') |
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if shtab_tag: |
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parser.add_argument( |
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'-C', '--config', dest='conf_file', help='path to the configuration file' |
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).complete = shtab.FILE |
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else: |
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parser.add_argument('-C', '--config', dest='conf_file', help='path to the configuration file') |
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parser.add_argument('-P', '--plugins', dest='plugin_dir', help='path to additional plugin directory') |
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# Disable plugin |
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parser.add_argument( |
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'--modules-list', |
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'--module-list', |
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action='store_true', |
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default=False, |
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dest='modules_list', |
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help='display modules (plugins & exports) list and exit', |
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) |
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parser.add_argument( |
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'--disable-plugin', |
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'--disable-plugins', |
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'--disable', |
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dest='disable_plugin', |
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help='disable plugin (comma-separated list or all). If all is used, \ |
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then you need to configure --enable-plugin.', |
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) |
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parser.add_argument( |
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'--enable-plugin', |
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'--enable-plugins', |
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'--enable', |
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dest='enable_plugin', |
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help='enable plugin (comma-separated list)', |
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) |
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parser.add_argument( |
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'--disable-process', |
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action='store_true', |
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default=False, |
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dest='disable_process', |
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help='disable process module', |
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) |
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# Enable or disable option |
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parser.add_argument( |
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'--disable-webui', |
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action='store_true', |
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default=False, |
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dest='disable_webui', |
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help='disable the Web Interface', |
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) |
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parser.add_argument( |
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'--light', |
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'--enable-light', |
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action='store_true', |
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default=False, |
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dest='enable_light', |
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help='light mode for Curses UI (disable all but the top menu)', |
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) |
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parser.add_argument( |
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'-0', |
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'--disable-irix', |
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action='store_true', |
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default=False, |
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dest='disable_irix', |
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help='task\'s cpu usage will be divided by the total number of CPUs', |
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) |
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parser.add_argument( |
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'-1', |
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'--percpu', |
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'--per-cpu', |
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action='store_true', |
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default=False, |
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dest='percpu', |
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help='start Glances in per CPU mode', |
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) |
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parser.add_argument( |
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'-2', |
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'--disable-left-sidebar', |
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action='store_true', |
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default=False, |
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dest='disable_left_sidebar', |
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help='disable network, disk I/O, FS and sensors modules', |
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) |
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parser.add_argument( |
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'-3', |
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'--disable-quicklook', |
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action='store_true', |
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default=False, |
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dest='disable_quicklook', |
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help='disable quick look module', |
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) |
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parser.add_argument( |
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'-4', |
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'--full-quicklook', |
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action='store_true', |
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default=False, |
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dest='full_quicklook', |
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help='disable all but quick look and load', |
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) |
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parser.add_argument( |
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'-5', |
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'--disable-top', |
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action='store_true', |
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default=False, |
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dest='disable_top', |
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help='disable top menu (QL, CPU, MEM, SWAP and LOAD)', |
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) |
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parser.add_argument( |
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'-6', '--meangpu', action='store_true', default=False, dest='meangpu', help='start Glances in mean GPU mode' |
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) |
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parser.add_argument( |
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'--disable-history', |
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action='store_true', |
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default=False, |
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dest='disable_history', |
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help='disable stats history', |
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) |
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parser.add_argument( |
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'--disable-bold', |
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action='store_true', |
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default=False, |
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dest='disable_bold', |
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help='disable bold mode in the terminal', |
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) |
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parser.add_argument( |
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'--disable-bg', |
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action='store_true', |
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default=False, |
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dest='disable_bg', |
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help='disable background colors in the terminal', |
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) |
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parser.add_argument( |
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'--enable-irq', action='store_true', default=False, dest='enable_irq', help='enable IRQ module' |
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) |
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parser.add_argument( |
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'--enable-process-extended', |
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action='store_true', |
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default=False, |
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323
|
|
|
dest='enable_process_extended', |
|
324
|
|
|
help='enable extended stats on top process', |
|
325
|
|
|
) |
|
326
|
|
|
parser.add_argument( |
|
327
|
|
|
'--disable-separator', |
|
328
|
|
|
action='store_false', |
|
329
|
|
|
default=True, |
|
330
|
|
|
dest='enable_separator', |
|
331
|
|
|
help='disable separator in the UI (between top and others modules)', |
|
332
|
|
|
) |
|
333
|
|
|
parser.add_argument( |
|
334
|
|
|
'--disable-cursor', |
|
335
|
|
|
action='store_true', |
|
336
|
|
|
default=False, |
|
337
|
|
|
dest='disable_cursor', |
|
338
|
|
|
help='disable cursor (process selection) in the UI', |
|
339
|
|
|
) |
|
340
|
|
|
# Sort processes list |
|
341
|
|
|
parser.add_argument( |
|
342
|
|
|
'--sort-processes', |
|
343
|
|
|
dest='sort_processes_key', |
|
344
|
|
|
choices=sort_processes_stats_list, |
|
345
|
|
|
help='Sort processes by: {}'.format(', '.join(sort_processes_stats_list)), |
|
346
|
|
|
) |
|
347
|
|
|
# Display processes list by program name and not by thread |
|
348
|
|
|
parser.add_argument( |
|
349
|
|
|
'--programs', |
|
350
|
|
|
'--program', |
|
351
|
|
|
action='store_true', |
|
352
|
|
|
default=False, |
|
353
|
|
|
dest='programs', |
|
354
|
|
|
help='Accumulate processes by program', |
|
355
|
|
|
) |
|
356
|
|
|
# Export modules feature |
|
357
|
|
|
parser.add_argument('--export', dest='export', help='enable export module (comma-separated list)') |
|
358
|
|
|
parser.add_argument( |
|
359
|
|
|
'--export-csv-file', default='./glances.csv', dest='export_csv_file', help='file path for CSV exporter' |
|
360
|
|
|
) |
|
361
|
|
|
parser.add_argument( |
|
362
|
|
|
'--export-csv-overwrite', |
|
363
|
|
|
action='store_true', |
|
364
|
|
|
default=False, |
|
365
|
|
|
dest='export_csv_overwrite', |
|
366
|
|
|
help='overwrite existing CSV file', |
|
367
|
|
|
) |
|
368
|
|
|
parser.add_argument( |
|
369
|
|
|
'--export-json-file', default='./glances.json', dest='export_json_file', help='file path for JSON exporter' |
|
370
|
|
|
) |
|
371
|
|
|
parser.add_argument( |
|
372
|
|
|
'--export-graph-path', |
|
373
|
|
|
default=tempfile.gettempdir(), |
|
374
|
|
|
dest='export_graph_path', |
|
375
|
|
|
help='Folder for Graph exporter', |
|
376
|
|
|
) |
|
377
|
|
|
parser.add_argument( |
|
378
|
|
|
'--export-process-filter', |
|
379
|
|
|
default=None, |
|
380
|
|
|
type=str, |
|
381
|
|
|
dest='export_process_filter', |
|
382
|
|
|
help='set the export process filter (comman separated list of regular expression)', |
|
383
|
|
|
) |
|
384
|
|
|
# Client/Server option |
|
385
|
|
|
parser.add_argument( |
|
386
|
|
|
'-c', '--client', dest='client', help='connect to a Glances server by IPv4/IPv6 address or hostname' |
|
387
|
|
|
) |
|
388
|
|
|
parser.add_argument( |
|
389
|
|
|
'-s', '--server', action='store_true', default=False, dest='server', help='run Glances in server mode' |
|
390
|
|
|
) |
|
391
|
|
|
parser.add_argument( |
|
392
|
|
|
'--browser', |
|
393
|
|
|
action='store_true', |
|
394
|
|
|
default=False, |
|
395
|
|
|
dest='browser', |
|
396
|
|
|
help='start TUI Central Glances Browser (use --browser -w to start WebUI Central Glances Browser)', |
|
397
|
|
|
) |
|
398
|
|
|
parser.add_argument( |
|
399
|
|
|
'--disable-autodiscover', |
|
400
|
|
|
action='store_true', |
|
401
|
|
|
default=False, |
|
402
|
|
|
dest='disable_autodiscover', |
|
403
|
|
|
help='disable autodiscover feature', |
|
404
|
|
|
) |
|
405
|
|
|
parser.add_argument( |
|
406
|
|
|
'-p', |
|
407
|
|
|
'--port', |
|
408
|
|
|
default=None, |
|
409
|
|
|
type=int, |
|
410
|
|
|
dest='port', |
|
411
|
|
|
help=f'define the client/server TCP port [default: {self.server_port}]', |
|
412
|
|
|
) |
|
413
|
|
|
parser.add_argument( |
|
414
|
|
|
'-B', |
|
415
|
|
|
'--bind', |
|
416
|
|
|
default='0.0.0.0', |
|
417
|
|
|
dest='bind_address', |
|
418
|
|
|
help='bind server to the given IPv4/IPv6 address or hostname', |
|
419
|
|
|
) |
|
420
|
|
|
parser.add_argument( |
|
421
|
|
|
'--username', |
|
422
|
|
|
action='store_true', |
|
423
|
|
|
default=False, |
|
424
|
|
|
dest='username_prompt', |
|
425
|
|
|
help='define a client/server username', |
|
426
|
|
|
) |
|
427
|
|
|
parser.add_argument( |
|
428
|
|
|
'--password', |
|
429
|
|
|
action='store_true', |
|
430
|
|
|
default=False, |
|
431
|
|
|
dest='password_prompt', |
|
432
|
|
|
help='define a client/server password', |
|
433
|
|
|
) |
|
434
|
|
|
parser.add_argument('-u', dest='username_used', help='use the given client/server username') |
|
435
|
|
|
parser.add_argument('--snmp-community', default='public', dest='snmp_community', help='SNMP community') |
|
436
|
|
|
parser.add_argument('--snmp-port', default=161, type=int, dest='snmp_port', help='SNMP port') |
|
437
|
|
|
parser.add_argument('--snmp-version', default='2c', dest='snmp_version', help='SNMP version (1, 2c or 3)') |
|
438
|
|
|
parser.add_argument('--snmp-user', default='private', dest='snmp_user', help='SNMP username (only for SNMPv3)') |
|
439
|
|
|
parser.add_argument( |
|
440
|
|
|
'--snmp-auth', default='password', dest='snmp_auth', help='SNMP authentication key (only for SNMPv3)' |
|
441
|
|
|
) |
|
442
|
|
|
parser.add_argument( |
|
443
|
|
|
'--snmp-force', action='store_true', default=False, dest='snmp_force', help='force SNMP mode' |
|
444
|
|
|
) |
|
445
|
|
|
parser.add_argument( |
|
446
|
|
|
'-t', |
|
447
|
|
|
'--time', |
|
448
|
|
|
default=self.DEFAULT_REFRESH_TIME, |
|
449
|
|
|
type=float, |
|
450
|
|
|
dest='time', |
|
451
|
|
|
help=f'set minimum refresh rate in seconds [default: {self.DEFAULT_REFRESH_TIME} sec]', |
|
452
|
|
|
) |
|
453
|
|
|
parser.add_argument( |
|
454
|
|
|
'-w', |
|
455
|
|
|
'--webserver', |
|
456
|
|
|
action='store_true', |
|
457
|
|
|
default=False, |
|
458
|
|
|
dest='webserver', |
|
459
|
|
|
help='run Glances in web server mode (FastAPI, Uvicorn, Jinja2 libs needed)', |
|
460
|
|
|
) |
|
461
|
|
|
parser.add_argument( |
|
462
|
|
|
'--cached-time', |
|
463
|
|
|
default=self.cached_time, |
|
464
|
|
|
type=int, |
|
465
|
|
|
dest='cached_time', |
|
466
|
|
|
help=f'set the server cache time [default: {self.cached_time} sec]', |
|
467
|
|
|
) |
|
468
|
|
|
parser.add_argument( |
|
469
|
|
|
'--stop-after', |
|
470
|
|
|
default=None, |
|
471
|
|
|
type=int, |
|
472
|
|
|
dest='stop_after', |
|
473
|
|
|
help='stop Glances after n refresh', |
|
474
|
|
|
) |
|
475
|
|
|
parser.add_argument( |
|
476
|
|
|
'--open-web-browser', |
|
477
|
|
|
action='store_true', |
|
478
|
|
|
default=False, |
|
479
|
|
|
dest='open_web_browser', |
|
480
|
|
|
help='try to open the Web UI in the default Web browser', |
|
481
|
|
|
) |
|
482
|
|
|
# Display options |
|
483
|
|
|
parser.add_argument( |
|
484
|
|
|
'-q', |
|
485
|
|
|
'--quiet', |
|
486
|
|
|
default=False, |
|
487
|
|
|
action='store_true', |
|
488
|
|
|
dest='quiet', |
|
489
|
|
|
help='do not display the curses interface', |
|
490
|
|
|
) |
|
491
|
|
|
parser.add_argument( |
|
492
|
|
|
'-f', |
|
493
|
|
|
'--process-filter', |
|
494
|
|
|
default=None, |
|
495
|
|
|
type=str, |
|
496
|
|
|
dest='process_filter', |
|
497
|
|
|
help='set the process filter pattern (regular expression)', |
|
498
|
|
|
) |
|
499
|
|
|
parser.add_argument( |
|
500
|
|
|
'--process-short-name', |
|
501
|
|
|
action='store_true', |
|
502
|
|
|
default=True, |
|
503
|
|
|
dest='process_short_name', |
|
504
|
|
|
help='force short name for processes name', |
|
505
|
|
|
) |
|
506
|
|
|
parser.add_argument( |
|
507
|
|
|
'--process-long-name', |
|
508
|
|
|
action='store_false', |
|
509
|
|
|
default=False, |
|
510
|
|
|
dest='process_short_name', |
|
511
|
|
|
help='force long name for processes name', |
|
512
|
|
|
) |
|
513
|
|
|
parser.add_argument( |
|
514
|
|
|
'--stdout', |
|
515
|
|
|
default=None, |
|
516
|
|
|
dest='stdout', |
|
517
|
|
|
help='display stats to stdout, one stat per line (comma-separated list of plugins/plugins.attribute)', |
|
518
|
|
|
) |
|
519
|
|
|
parser.add_argument( |
|
520
|
|
|
'--stdout-json', |
|
521
|
|
|
default=None, |
|
522
|
|
|
dest='stdout_json', |
|
523
|
|
|
help='display stats to stdout, JSON format (comma-separated list of plugins/plugins.attribute)', |
|
524
|
|
|
) |
|
525
|
|
|
parser.add_argument( |
|
526
|
|
|
'--stdout-csv', |
|
527
|
|
|
default=None, |
|
528
|
|
|
dest='stdout_csv', |
|
529
|
|
|
help='display stats to stdout, CSV format (comma-separated list of plugins/plugins.attribute)', |
|
530
|
|
|
) |
|
531
|
|
|
parser.add_argument( |
|
532
|
|
|
'--issue', |
|
533
|
|
|
default=None, |
|
534
|
|
|
action='store_true', |
|
535
|
|
|
dest='stdout_issue', |
|
536
|
|
|
help='test all plugins and exit (please copy/paste the output if you open an issue)', |
|
537
|
|
|
) |
|
538
|
|
|
parser.add_argument( |
|
539
|
|
|
'--trace-malloc', |
|
540
|
|
|
default=False, |
|
541
|
|
|
action='store_true', |
|
542
|
|
|
dest='trace_malloc', |
|
543
|
|
|
help='trace memory allocation and display it at the end of the process (python 3.4 or higher needed)', |
|
544
|
|
|
) |
|
545
|
|
|
parser.add_argument( |
|
546
|
|
|
'--memory-leak', |
|
547
|
|
|
default=False, |
|
548
|
|
|
action='store_true', |
|
549
|
|
|
dest='memory_leak', |
|
550
|
|
|
help='test memory leak (python 3.4 or higher needed)', |
|
551
|
|
|
) |
|
552
|
|
|
parser.add_argument( |
|
553
|
|
|
'--api-doc', default=None, action='store_true', dest='stdout_apidoc', help='display fields descriptions' |
|
554
|
|
|
) |
|
555
|
|
|
if not WINDOWS: |
|
556
|
|
|
parser.add_argument( |
|
557
|
|
|
'--hide-kernel-threads', |
|
558
|
|
|
action='store_true', |
|
559
|
|
|
default=False, |
|
560
|
|
|
dest='no_kernel_threads', |
|
561
|
|
|
help='hide kernel threads in the process list (not available on Windows)', |
|
562
|
|
|
) |
|
563
|
|
|
parser.add_argument( |
|
564
|
|
|
'-b', |
|
565
|
|
|
'--byte', |
|
566
|
|
|
action='store_true', |
|
567
|
|
|
default=False, |
|
568
|
|
|
dest='byte', |
|
569
|
|
|
help='display network rate in bytes per second', |
|
570
|
|
|
) |
|
571
|
|
|
parser.add_argument( |
|
572
|
|
|
'--diskio-show-ramfs', |
|
573
|
|
|
action='store_true', |
|
574
|
|
|
default=False, |
|
575
|
|
|
dest='diskio_show_ramfs', |
|
576
|
|
|
help='show RAM Fs in the DiskIO plugin', |
|
577
|
|
|
) |
|
578
|
|
|
parser.add_argument( |
|
579
|
|
|
'--diskio-iops', |
|
580
|
|
|
action='store_true', |
|
581
|
|
|
default=False, |
|
582
|
|
|
dest='diskio_iops', |
|
583
|
|
|
help='show IO per second in the DiskIO plugin', |
|
584
|
|
|
) |
|
585
|
|
|
parser.add_argument( |
|
586
|
|
|
'--fahrenheit', |
|
587
|
|
|
action='store_true', |
|
588
|
|
|
default=False, |
|
589
|
|
|
dest='fahrenheit', |
|
590
|
|
|
help='display temperature in Fahrenheit (default is Celsius)', |
|
591
|
|
|
) |
|
592
|
|
|
parser.add_argument( |
|
593
|
|
|
'--fs-free-space', |
|
594
|
|
|
action='store_true', |
|
595
|
|
|
default=False, |
|
596
|
|
|
dest='fs_free_space', |
|
597
|
|
|
help='display FS free space instead of used', |
|
598
|
|
|
) |
|
599
|
|
|
parser.add_argument( |
|
600
|
|
|
'--sparkline', |
|
601
|
|
|
action='store_true', |
|
602
|
|
|
default=False, |
|
603
|
|
|
dest='sparkline', |
|
604
|
|
|
help='display sparklines instead of bar in the curses interface', |
|
605
|
|
|
) |
|
606
|
|
|
parser.add_argument( |
|
607
|
|
|
'--disable-unicode', |
|
608
|
|
|
action='store_true', |
|
609
|
|
|
default=False, |
|
610
|
|
|
dest='disable_unicode', |
|
611
|
|
|
help='disable unicode characters in the curses interface', |
|
612
|
|
|
) |
|
613
|
|
|
parser.add_argument( |
|
614
|
|
|
'--hide-public-info', |
|
615
|
|
|
action='store_true', |
|
616
|
|
|
default=False, |
|
617
|
|
|
help='hide public information (like public IP)', |
|
618
|
|
|
) |
|
619
|
|
|
# Globals options |
|
620
|
|
|
parser.add_argument( |
|
621
|
|
|
'--disable-check-update', |
|
622
|
|
|
action='store_true', |
|
623
|
|
|
default=False, |
|
624
|
|
|
dest='disable_check_update', |
|
625
|
|
|
help='disable online Glances version ckeck', |
|
626
|
|
|
) |
|
627
|
|
|
parser.add_argument( |
|
628
|
|
|
'--strftime', |
|
629
|
|
|
dest='strftime_format', |
|
630
|
|
|
default='', |
|
631
|
|
|
help='strftime format string for displaying current date in standalone mode', |
|
632
|
|
|
) |
|
633
|
|
|
|
|
634
|
|
|
return parser |
|
635
|
|
|
|
|
636
|
|
|
def init_debug(self, args): |
|
637
|
|
|
"""Init Glances debug mode.""" |
|
638
|
|
|
if args.debug: |
|
639
|
|
|
logger.setLevel(DEBUG) |
|
640
|
|
|
else: |
|
641
|
|
|
simplefilter("ignore") |
|
642
|
|
|
|
|
643
|
|
|
def init_refresh_rate(self, args): |
|
644
|
|
|
"""Init Glances refresh rate""" |
|
645
|
|
|
if self.config.has_section('global'): |
|
646
|
|
|
global_refresh = self.config.get_float_value('global', 'refresh', default=self.DEFAULT_REFRESH_TIME) |
|
647
|
|
|
else: |
|
648
|
|
|
global_refresh = self.DEFAULT_REFRESH_TIME |
|
649
|
|
|
|
|
650
|
|
|
# The configuration key can be overwrite from the command line (-t <time>) |
|
651
|
|
|
if args.time == self.DEFAULT_REFRESH_TIME: |
|
652
|
|
|
args.time = global_refresh |
|
653
|
|
|
|
|
654
|
|
|
logger.debug(f'Global refresh rate is set to {args.time} seconds') |
|
655
|
|
|
|
|
656
|
|
|
def init_plugins(self, args): |
|
657
|
|
|
"""Init Glances plugins""" |
|
658
|
|
|
# Allow users to disable plugins from the glances.conf (issue #1378) |
|
659
|
|
|
for s in self.config.sections(): |
|
660
|
|
|
if self.config.has_section(s) and (self.config.get_bool_value(s, 'disable', False)): |
|
661
|
|
|
disable(args, s) |
|
662
|
|
|
logger.debug(f'{s} disabled by the configuration file') |
|
663
|
|
|
# The configuration key can be overwrite from the command line |
|
664
|
|
|
if args and args.disable_plugin and 'all' in args.disable_plugin.split(','): |
|
665
|
|
|
if not args.enable_plugin: |
|
666
|
|
|
logger.critical("'all' key in --disable-plugin needs to be used with --enable-plugin") |
|
667
|
|
|
sys.exit(2) |
|
668
|
|
|
else: |
|
669
|
|
|
logger.info( |
|
670
|
|
|
"'all' key in --disable-plugin, only plugins defined with --enable-plugin will be available" |
|
671
|
|
|
) |
|
672
|
|
|
if args.disable_plugin is not None: |
|
673
|
|
|
for p in args.disable_plugin.split(','): |
|
674
|
|
|
disable(args, p) |
|
675
|
|
|
if args.enable_plugin is not None: |
|
676
|
|
|
for p in args.enable_plugin.split(','): |
|
677
|
|
|
enable(args, p) |
|
678
|
|
|
|
|
679
|
|
|
# Exporters activation |
|
680
|
|
|
if args.export is not None: |
|
681
|
|
|
for p in args.export.split(','): |
|
682
|
|
|
setattr(args, 'export_' + p, True) |
|
683
|
|
|
|
|
684
|
|
|
# By default help is hidden |
|
685
|
|
|
args.help_tag = False |
|
686
|
|
|
|
|
687
|
|
|
# Display Rx and Tx, not the sum for the network |
|
688
|
|
|
args.network_sum = False |
|
689
|
|
|
args.network_cumul = False |
|
690
|
|
|
|
|
691
|
|
|
# Processlist is updated in processcount |
|
692
|
|
|
if getattr(args, 'enable_processlist', False) or getattr(args, 'enable_programlist', False): |
|
693
|
|
|
enable(args, 'processcount') |
|
694
|
|
|
|
|
695
|
|
|
# Set a default export_process_filter (with all process) when using the stdout mode |
|
696
|
|
|
if getattr(args, 'stdout', True) and args.process_filter is None: |
|
697
|
|
|
setattr(args, 'export_process_filter', '.*') |
|
698
|
|
|
|
|
699
|
|
|
def init_client_server(self, args): |
|
700
|
|
|
"""Init Glances client/server mode.""" |
|
701
|
|
|
|
|
702
|
|
|
# Client/server Port |
|
703
|
|
|
if args.port is None: |
|
704
|
|
|
if args.webserver: |
|
705
|
|
|
args.port = self.web_server_port |
|
706
|
|
|
else: |
|
707
|
|
|
args.port = self.server_port |
|
708
|
|
|
# Port in the -c URI #996 |
|
709
|
|
|
if args.client is not None: |
|
710
|
|
|
args.client, args.port = ( |
|
711
|
|
|
x if x else y for (x, y) in zip(args.client.partition(':')[::2], (args.client, args.port)) |
|
|
|
|
|
|
712
|
|
|
) |
|
713
|
|
|
|
|
714
|
|
|
# Client autodiscover mode |
|
715
|
|
|
if args.disable_autodiscover: |
|
716
|
|
|
logger.info("Auto discover mode is disabled") |
|
717
|
|
|
|
|
718
|
|
|
# Server or client login/password |
|
719
|
|
|
if args.username_prompt: |
|
720
|
|
|
# Every username needs a password |
|
721
|
|
|
args.password_prompt = True |
|
722
|
|
|
# Prompt username |
|
723
|
|
|
if args.server: |
|
724
|
|
|
args.username = self.__get_username(description='Define the Glances server username: ') |
|
725
|
|
|
elif args.webserver: |
|
726
|
|
|
args.username = self.__get_username(description='Define the Glances webserver username: ') |
|
727
|
|
|
elif args.client: |
|
728
|
|
|
args.username = self.__get_username(description='Enter the Glances server username: ') |
|
729
|
|
|
else: |
|
730
|
|
|
if args.username_used: |
|
731
|
|
|
# A username has been set using the -u option ? |
|
732
|
|
|
args.username = args.username_used |
|
733
|
|
|
else: |
|
734
|
|
|
# Default user name is 'glances' |
|
735
|
|
|
args.username = self.username |
|
736
|
|
|
|
|
737
|
|
|
if args.password_prompt or args.username_used: |
|
738
|
|
|
# Interactive or file password |
|
739
|
|
|
if args.server: |
|
740
|
|
|
args.password = self.__get_password( |
|
741
|
|
|
description=f'Define the Glances server password ({args.username} username): ', |
|
742
|
|
|
confirm=True, |
|
743
|
|
|
username=args.username, |
|
744
|
|
|
) |
|
745
|
|
|
elif args.webserver: |
|
746
|
|
|
args.password = self.__get_password( |
|
747
|
|
|
description=f'Define the Glances webserver password ({args.username} username): ', |
|
748
|
|
|
confirm=True, |
|
749
|
|
|
username=args.username, |
|
750
|
|
|
) |
|
751
|
|
|
elif args.client: |
|
752
|
|
|
args.password = self.__get_password( |
|
753
|
|
|
description=f'Enter the Glances server password ({args.username} username): ', |
|
754
|
|
|
clear=True, |
|
755
|
|
|
username=args.username, |
|
756
|
|
|
) |
|
757
|
|
|
else: |
|
758
|
|
|
# Default is no password |
|
759
|
|
|
args.password = self.password |
|
760
|
|
|
|
|
761
|
|
|
def init_ui_mode(self, args): |
|
762
|
|
|
# Manage light mode |
|
763
|
|
|
if getattr(args, 'enable_light', False): |
|
764
|
|
|
logger.info("Light mode is on") |
|
765
|
|
|
args.disable_left_sidebar = True |
|
766
|
|
|
disable(args, 'process') |
|
767
|
|
|
disable(args, 'alert') |
|
768
|
|
|
disable(args, 'amps') |
|
769
|
|
|
disable(args, 'containers') |
|
770
|
|
|
disable(args, 'vms') |
|
771
|
|
|
|
|
772
|
|
|
# Manage full quicklook option |
|
773
|
|
|
if getattr(args, 'full_quicklook', False): |
|
774
|
|
|
logger.info("Full quicklook mode") |
|
775
|
|
|
enable(args, 'quicklook') |
|
776
|
|
|
disable(args, 'cpu') |
|
777
|
|
|
disable(args, 'mem') |
|
778
|
|
|
disable(args, 'memswap') |
|
779
|
|
|
enable(args, 'load') |
|
780
|
|
|
|
|
781
|
|
|
# Manage disable_top option |
|
782
|
|
|
if getattr(args, 'disable_top', False): |
|
783
|
|
|
logger.info("Disable top menu") |
|
784
|
|
|
disable(args, 'quicklook') |
|
785
|
|
|
disable(args, 'cpu') |
|
786
|
|
|
disable(args, 'mem') |
|
787
|
|
|
disable(args, 'memswap') |
|
788
|
|
|
disable(args, 'load') |
|
789
|
|
|
|
|
790
|
|
|
# Memory leak |
|
791
|
|
|
if getattr(args, 'memory_leak', False): |
|
792
|
|
|
logger.info('Memory leak detection enabled') |
|
793
|
|
|
args.quiet = True |
|
794
|
|
|
if not args.stop_after: |
|
795
|
|
|
args.stop_after = 60 |
|
796
|
|
|
args.time = 1 |
|
797
|
|
|
args.disable_history = True |
|
798
|
|
|
|
|
799
|
|
|
# Unicode => No separator |
|
800
|
|
|
if args.disable_unicode: |
|
801
|
|
|
args.enable_separator = False |
|
802
|
|
|
|
|
803
|
|
|
def parse_args(self, args_begin_at): |
|
804
|
|
|
"""Parse command line arguments. |
|
805
|
|
|
Glances args start at position args_begin_at. |
|
806
|
|
|
""" |
|
807
|
|
|
return self.init_args().parse_args(sys.argv[args_begin_at:]) |
|
808
|
|
|
|
|
809
|
|
|
def check_mode_compatibility(self): |
|
810
|
|
|
"""Check mode compatibility""" |
|
811
|
|
|
# Server and Web server are not compatible |
|
812
|
|
|
if self.args.is_server and self.args.is_webserver: |
|
813
|
|
|
logger.critical("Server and Web server modes should not be used together") |
|
814
|
|
|
sys.exit(2) |
|
815
|
|
|
|
|
816
|
|
|
# Trace malloc option |
|
817
|
|
|
if getattr(self.args, 'trace_malloc', True) and not self.is_standalone(): |
|
818
|
|
|
logger.critical("Option --trace-malloc is only available in the terminal mode") |
|
819
|
|
|
sys.exit(2) |
|
820
|
|
|
|
|
821
|
|
|
# Memory leak option |
|
822
|
|
|
if getattr(self.args, 'memory_leak', True) and not self.is_standalone(): |
|
823
|
|
|
logger.critical("Option --memory-leak is only available in the terminal mode") |
|
824
|
|
|
sys.exit(2) |
|
825
|
|
|
|
|
826
|
|
|
def is_standalone(self): |
|
827
|
|
|
"""Return True if Glances is running in standalone mode.""" |
|
828
|
|
|
return not self.args.client and not self.args.browser and not self.args.server and not self.args.webserver |
|
829
|
|
|
|
|
830
|
|
|
def is_client(self): |
|
831
|
|
|
"""Return True if Glances is running in client mode.""" |
|
832
|
|
|
return (self.args.client or self.args.browser) and not self.args.server and not self.args.webserver |
|
833
|
|
|
|
|
834
|
|
|
def is_client_browser(self): |
|
835
|
|
|
"""Return True if Glances is running in client browser mode.""" |
|
836
|
|
|
return self.args.browser and not self.args.server and not self.args.webserver |
|
837
|
|
|
|
|
838
|
|
|
def is_server(self): |
|
839
|
|
|
"""Return True if Glances is running in server mode.""" |
|
840
|
|
|
return not self.args.client and self.args.server |
|
841
|
|
|
|
|
842
|
|
|
def is_webserver(self): |
|
843
|
|
|
"""Return True if Glances is running in Web server mode.""" |
|
844
|
|
|
return not self.args.client and self.args.webserver |
|
845
|
|
|
|
|
846
|
|
|
def get_config(self): |
|
847
|
|
|
"""Return configuration file object.""" |
|
848
|
|
|
return self.config |
|
849
|
|
|
|
|
850
|
|
|
def get_args(self): |
|
851
|
|
|
"""Return the arguments.""" |
|
852
|
|
|
return self.args |
|
853
|
|
|
|
|
854
|
|
|
def get_mode(self): |
|
855
|
|
|
"""Return the mode.""" |
|
856
|
|
|
return self.mode |
|
857
|
|
|
|
|
858
|
|
|
def __get_username(self, description=''): |
|
859
|
|
|
"""Read an username from the command line.""" |
|
860
|
|
|
return input(description) |
|
861
|
|
|
|
|
862
|
|
|
def __get_password(self, description='', confirm=False, clear=False, username='glances'): |
|
863
|
|
|
"""Read a password from the command line. |
|
864
|
|
|
|
|
865
|
|
|
- if confirm = True, with confirmation |
|
866
|
|
|
- if clear = True, plain (clear password) |
|
867
|
|
|
""" |
|
868
|
|
|
from glances.password import GlancesPassword |
|
869
|
|
|
|
|
870
|
|
|
password = GlancesPassword(username=username, config=self.get_config()) |
|
871
|
|
|
return password.get_password(description, confirm, clear) |
|
872
|
|
|
|
nicolargo /
glances
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