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Diffstat (limited to 'src/plugins/hdparm.py')
-rw-r--r-- | src/plugins/hdparm.py | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/src/plugins/hdparm.py b/src/plugins/hdparm.py new file mode 100644 index 0000000..bbbec18 --- /dev/null +++ b/src/plugins/hdparm.py @@ -0,0 +1,97 @@ +# -*- python -*- +''' +xpybar – xmobar replacement written in python +Copyright © 2014 Mattias Andrée (maandree@member.fsf.org) + +This program is free software: you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation, either version 3 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see <http://www.gnu.org/licenses/>. +''' + +import os + +from util import * + + +class HDParm: # TODO add output parsers + ''' + Set/get SATA/IDE device parameters + ''' + + + READAHEAD_SECTOR_COUNT = 'a' + HAVE_READAHEAD = 'A' + ADVANCED_POWER_MANAGEMENT = 'B' + IDE_32BIT_IO_SUPPORT = 'c' + POWER_MODE_STATUS = 'C' + GEOMETRY = 'g' + HITACHI_TEMPERATURE = 'H' + KERNEL_INFORMATION = 'i' + DIRECT_INFORMATION = 'I' + WESTERN_DIGITAL_IDLE3_TIMEOUT = 'J' + MULTIPLE_SECTOR_IO_SECTOR_COUNT = 'm' + AUTOMATIC_ACOUSTIC_MANAGEMENT = 'M' + MAX_VISIBLE_SECTOR_COUNT = 'N' + COMMAND_QUEUE_DEPTH = 'Q' + IS_READONLY = 'r' + HAVE_WRITE_READ_VERIFY = 'R' + IDLE_MODE = 'S' + HAVE_WRITE_CACHING = 'W' + STANDBY_MODE = 'y' + SLEEP_MODE = 'Y' + DISABLE_SEAGATE_AUTOMATIC_POWER_SAVING = 'Z' + + + def __init__(self, devices = None): + ''' + Constructor + + @param devices:list<str>? The devices to use, `None` for all + ''' + self.devices = HDParm.get_devices() if devices is None else self.devices + spawn_read() + + + def get(self, action): + ''' + Read information about selected devices + + @param action:str The information to read + @return :str The read information + ''' + return spawn_read('restricted-hdparm', '-%s' % action) + + + def set(self, action, value = None): + ''' + Configure selected devices + + @param action:str The settings to reconfigure + @param value:int? The value to apply, `None` if there is no value to apply + @return :str The read information + ''' + if value is None: + spawn('restricted-hdparm', action) + else: + spawn('restricted-hdparm', '-%s%s' % (action, str(value))) + + + @staticmethod + def get_devices(self): + ''' + List available devices + + @param :list<str> Available devices + ''' + test = lambda dev : (len(dev) == 3) and (dev[:2] in ('sd', 'hd')) + return filter(test, os.listdir('/dev')) + |