diff options
Diffstat (limited to 'glances/core/glances_config.py')
| -rw-r--r-- | glances/core/glances_config.py | 224 |
1 files changed, 150 insertions, 74 deletions
diff --git a/glances/core/glances_config.py b/glances/core/glances_config.py index 935f08e3..828fb7d1 100644 --- a/glances/core/glances_config.py +++ b/glances/core/glances_config.py @@ -23,10 +23,10 @@ import os import sys try: - from configparser import RawConfigParser + from configparser import ConfigParser from configparser import NoOptionError except ImportError: # Python 2 - from ConfigParser import RawConfigParser + from ConfigParser import SafeConfigParser as ConfigParser from ConfigParser import NoOptionError # Import Glances lib @@ -37,8 +37,7 @@ from glances.core.glances_globals import ( is_mac, is_py3, is_windows, - sys_prefix, - work_path + sys_prefix ) from glances.core.glances_logging import logger @@ -47,96 +46,177 @@ class Config(object): """This class is used to access/read config file, if it exists. - :param location: the custom path to search for config file - :type location: str or None + :param config_dir: the path to search for config file + :type config_dir: str or None """ - def __init__(self, location=None): - self.location = location - + def __init__(self, config_dir=None): + self.config_dir = config_dir self.config_filename = 'glances.conf' - - self.parser = RawConfigParser() - self._loaded_config_file = None - self.load() - - def load(self): - """Load a config file from the list of paths, if it exists.""" - for config_file in self.get_config_paths(): - if os.path.isfile(config_file) and os.path.getsize(config_file) > 0: - try: - if is_py3: - self.parser.read(config_file, encoding='utf-8') - else: - self.parser.read(config_file) - logger.info("Read configuration file '{0}'".format(config_file)) - except UnicodeDecodeError as e: - logger.error("Cannot decode configuration file '{0}': {1}".format(config_file, e)) - sys.exit(1) - # Save the loaded configuration file path (issue #374) - self._loaded_config_file = config_file - break - def get_loaded_config_file(self): - """Return the loaded configuration file""" - return self._loaded_config_file + self.parser = ConfigParser() + self.read() - def get_config_paths(self): + def config_file_paths(self): r"""Get a list of config file paths. The list is built taking into account of the OS, priority and location. - * running from source: /path/to/glances/conf - * per-user install: ~/.local/etc/glances (Unix-like only) + * custom path: /path/to/glances * Linux: ~/.config/glances, /etc/glances * BSD: ~/.config/glances, /usr/local/etc/glances - * Mac: ~/Library/Application Support/glances, /usr/local/etc/glances + * OS X: ~/Library/Application Support/glances, /usr/local/etc/glances * Windows: %APPDATA%\glances The config file will be searched in the following order of priority: * /path/to/file (via -C flag) - * /path/to/glances/conf - * user's local directory (per-user install settings) * user's home directory (per-user settings) - * {/usr/local,}/etc directory (system-wide settings) + * system-wide directory (system-wide settings) """ paths = [] - conf_path = os.path.realpath( - os.path.join(work_path, '..', '..', 'conf')) - - if self.location is not None: - paths.append(self.location) - if os.path.exists(conf_path): - paths.append(os.path.join(conf_path, self.config_filename)) - - if not is_windows: - paths.append(os.path.join(os.path.expanduser('~/.local'), 'etc', appname, self.config_filename)) + if self.config_dir: + paths.append(self.config_dir) if is_linux or is_bsd: - paths.append(os.path.join( - os.environ.get('XDG_CONFIG_HOME') or os.path.expanduser( - '~/.config'), - appname, self.config_filename)) - if hasattr(sys, 'real_prefix') or is_bsd: + paths.append( + os.path.join(os.environ.get('XDG_CONFIG_HOME') or + os.path.expanduser('~/.config'), + appname, self.config_filename)) + if is_bsd: paths.append( os.path.join(sys.prefix, 'etc', appname, self.config_filename)) else: paths.append( os.path.join('/etc', appname, self.config_filename)) elif is_mac: - paths.append(os.path.join( - os.path.expanduser('~/Library/Application Support/'), - appname, self.config_filename)) - paths.append(os.path.join( - sys_prefix, 'etc', appname, self.config_filename)) + paths.append( + os.path.join(os.path.expanduser('~/Library/Application Support/'), + appname, self.config_filename)) + paths.append( + os.path.join(sys_prefix, 'etc', appname, self.config_filename)) elif is_windows: - paths.append(os.path.join( - os.environ.get('APPDATA'), appname, self.config_filename)) + paths.append( + os.path.join(os.environ.get('APPDATA'), appname, self.config_filename)) return paths + def read(self): + """Read the config file, if it exists. Using defaults otherwise.""" + for config_file in self.config_file_paths(): + if os.path.exists(config_file): + try: + if is_py3: + self.parser.read(config_file, encoding='utf-8') + else: + self.parser.read(config_file) + logger.info("Read configuration file '{0}'".format(config_file)) + except UnicodeDecodeError as err: + logger.error("Cannot decode configuration file '{0}': {1}".format(config_file, err)) + sys.exit(1) + # Save the loaded configuration file path (issue #374) + self._loaded_config_file = config_file + break + + # Quicklook + if not self.parser.has_section('quicklook'): + self.parser.add_section('quicklook') + self.parser.set('quicklook', 'cpu_careful', '50') + self.parser.set('quicklook', 'cpu_warning', '70') + self.parser.set('quicklook', 'cpu_critical', '90') + self.parser.set('quicklook', 'mem_careful', '50') + self.parser.set('quicklook', 'mem_warning', '70') + self.parser.set('quicklook', 'mem_critical', '90') + self.parser.set('quicklook', 'swap_careful', '50') + self.parser.set('quicklook', 'swap_warning', '70') + self.parser.set('quicklook', 'swap_critical', '90') + + # CPU + if not self.parser.has_section('cpu'): + self.parser.add_section('cpu') + self.parser.set('cpu', 'user_careful', '50') + self.parser.set('cpu', 'user_warning', '70') + self.parser.set('cpu', 'user_critical', '90') + self.parser.set('cpu', 'iowait_careful', '50') + self.parser.set('cpu', 'iowait_warning', '70') + self.parser.set('cpu', 'iowait_critical', '90') + self.parser.set('cpu', 'system_careful', '50') + self.parser.set('cpu', 'system_warning', '70') + self.parser.set('cpu', 'system_critical', '90') + self.parser.set('cpu', 'steal_careful', '50') + self.parser.set('cpu', 'steal_warning', '70') + self.parser.set('cpu', 'steal_critical', '90') + + # Per-CPU + if not self.parser.has_section('percpu'): + self.parser.add_section('percpu') + self.parser.set('percpu', 'user_careful', '50') + self.parser.set('percpu', 'user_warning', '70') + self.parser.set('percpu', 'user_critical', '90') + self.parser.set('percpu', 'iowait_careful', '50') + self.parser.set('percpu', 'iowait_warning', '70') + self.parser.set('percpu', 'iowait_critical', '90') + self.parser.set('percpu', 'system_careful', '50') + self.parser.set('percpu', 'system_warning', '70') + self.parser.set('percpu', 'system_critical', '90') + + # Load + if not self.parser.has_section('load'): + self.parser.add_section('load') + self.parser.set('load', 'careful', '0.7') + self.parser.set('load', 'warning', '1.0') + self.parser.set('load', 'critical', '5.0') + + # Mem + if not self.parser.has_section('mem'): + self.parser.add_section('mem') + self.parser.set('mem', 'careful', '50') + self.parser.set('mem', 'warning', '70') + self.parser.set('mem', 'critical', '90') + + # Swap + if not self.parser.has_section('memswap'): + self.parser.add_section('memswap') + self.parser.set('memswap', 'careful', '50') + self.parser.set('memswap', 'warning', '70') + self.parser.set('memswap', 'critical', '90') + + # FS + if not self.parser.has_section('fs'): + self.parser.add_section('fs') + self.parser.set('fs', 'careful', '50') + self.parser.set('fs', 'warning', '70') + self.parser.set('fs', 'critical', '90') + + # Sensors + if not self.parser.has_section('sensors'): + self.parser.add_section('sensors') + self.parser.set('sensors', 'temperature_core_careful', '60') + self.parser.set('sensors', 'temperature_core_warning', '70') + self.parser.set('sensors', 'temperature_core_critical', '80') + self.parser.set('sensors', 'temperature_hdd_careful', '45') + self.parser.set('sensors', 'temperature_hdd_warning', '52') + self.parser.set('sensors', 'temperature_hdd_critical', '60') + self.parser.set('sensors', 'battery_careful', '80') + self.parser.set('sensors', 'battery_warning', '90') + self.parser.set('sensors', 'battery_critical', '95') + + # Process list + if not self.parser.has_section('processlist'): + self.parser.add_section('processlist') + self.parser.set('processlist', 'cpu_careful', '50') + self.parser.set('processlist', 'cpu_warning', '70') + self.parser.set('processlist', 'cpu_critical', '90') + self.parser.set('processlist', 'mem_careful', '50') + self.parser.set('processlist', 'mem_warning', '70') + self.parser.set('processlist', 'mem_critical', '90') + + @property + def loaded_config_file(self): + """Return the loaded configuration file.""" + return self._loaded_config_file + def items(self, section): """Return the items list of a section.""" return self.parser.items(section) @@ -145,20 +225,16 @@ class Config(object): """Return info about the existence of a section.""" return self.parser.has_section(section) - def get_option(self, section, option): - """Get the float value of an option, if it exists.""" + def get_value(self, section, option, default=None): + """Get the value of an option, if it exists.""" try: - value = self.parser.getfloat(section, option) + return self.parser.get(section, option) except NoOptionError: - return - else: - return value + return default - def get_raw_option(self, section, option): - """Get the raw value of an option, if it exists.""" + def get_float_value(self, section, option, default=0.0): + """Get the float value of an option, if it exists.""" try: - value = self.parser.get(section, option) + return self.parser.getfloat(section, option) except NoOptionError: - return - else: - return value + return float(default) |