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Mini Shell
import tuned.logs
from configobj import ConfigObj, ConfigObjError
from validate import Validator
from tuned.exceptions import TunedException
import tuned.consts as consts
from tuned.utils.commands import commands
__all__ = ["GlobalConfig"]
log = tuned.logs.get()
class GlobalConfig():
global_config_spec = ["dynamic_tuning = boolean(default=%s)" % consts.CFG_DEF_DYNAMIC_TUNING,
"sleep_interval = integer(default=%s)" % consts.CFG_DEF_SLEEP_INTERVAL,
"update_interval = integer(default=%s)" % consts.CFG_DEF_UPDATE_INTERVAL,
"recommend_command = boolean(default=%s)" % consts.CFG_DEF_RECOMMEND_COMMAND]
def __init__(self,config_file = consts.GLOBAL_CONFIG_FILE):
self._cfg = {}
self.load_config(file_name=config_file)
self._cmd = commands()
def load_config(self, file_name = consts.GLOBAL_CONFIG_FILE):
"""
Loads global configuration file.
"""
log.debug("reading and parsing global configuration file '%s'" % file_name)
try:
self._cfg = ConfigObj(file_name, configspec = self.global_config_spec, raise_errors = True, \
file_error = True, list_values = False, interpolation = False)
except IOError as e:
raise TunedException("Global tuned configuration file '%s' not found." % file_name)
except ConfigObjError as e:
raise TunedException("Error parsing global tuned configuration file '%s'." % file_name)
vdt = Validator()
if (not self._cfg.validate(vdt, copy=True)):
raise TunedException("Global tuned configuration file '%s' is not valid." % file_name)
def get(self, key, default = None):
return self._cfg.get(key, default)
def get_bool(self, key, default = None):
if self._cmd.get_bool(self.get(key, default)) == "1":
return True
return False
def set(self, key, value):
self._cfg[key] = value
def get_size(self, key, default = None):
val = self.get(key)
if val is None:
return default
ret = self._cmd.get_size(val)
if ret is None:
log.error("Error parsing value '%s', using '%s'." %(val, default))
return default
else:
return ret
Zerion Mini Shell 1.0