Files
mayan-edms/apps/installation/models.py

89 lines
3.4 KiB
Python

import sys
import platform
import pbs
import psutil
try:
from pbs import lsb_release, uname
except pbs.CommandNotFound:
LSB = False
else:
LSB = True
from django.db import models
from django.utils.translation import ugettext_lazy as _
from django.utils.datastructures import SortedDict
from common.models import Singleton
from common.utils import pretty_size
class Property(object):
def __init__(self, name, label, value):
self.name = name
self.label = label
self.value = value
def __unicode__(self):
return unicode(self.value)
def __str__(self):
return str(self.value)
class Installation(Singleton):
_properties = SortedDict()
is_first_run = models.BooleanField(default=False)
uuid = models.CharField(max_length=48, blank=True)
def add_property(self, property_instance):
self._properties[property_instance.name] = property_instance
def get_properties(self):
self.set_properties()
return self._properties
def set_properties(self):
self._properties = SortedDict()
if LSB:
self.add_property(Property('is_lsb', _(u'LSB OS'), True))
self.add_property(Property('distributor_id', _(u'Distributor ID'), lsb_release('-i','-s')))
self.add_property(Property('description', _(u'Description'), lsb_release('-d','-s')))
self.add_property(Property('release', _(u'Release'), lsb_release('-r','-s')))
self.add_property(Property('codename', _(u'Codename'), lsb_release('-c','-s')))
self.add_property(Property('sysinfo', _(u'System info'), uname('-a')))
else:
self.add_property(Property('is_posix', _(u'POSIX OS'), False))
self.add_property(Property('architecture', _(u'OS architecture'), platform.architecture()))
self.add_property(Property('python_version', _(u'Python version'), platform.python_version()))
self.add_property(Property('hostname', _(u'Hostname'), platform.node()))
self.add_property(Property('platform', _(u'Platform'), sys.platform))
self.add_property(Property('machine', _(u'Machine'), platform.machine()))
self.add_property(Property('processor', _(u'Processor'), platform.processor()))
self.add_property(Property('cpus', _(u'Number of CPUs'), psutil.NUM_CPUS))
self.add_property(Property('total_phymem', _(u'Total physical memory'), pretty_size(psutil.TOTAL_PHYMEM)))
self.add_property(Property('disk_partitions', _(u'Disk partitions'), '; '.join(['%s %s %s %s' % (partition.device, partition.mountpoint, partition.fstype, partition.opts) for partition in psutil.disk_partitions()])))
try:
self.add_property(Property('tesseract', _(u'tesseract version'), pbs.tesseract('-v').stderr))
except pbs.CommandNotFound:
self.add_property(Property('tesseract', _(u'tesseract version'), _(u'not found')))
try:
self.add_property(Property('unpaper', _(u'unpaper version'), pbs.unpaper('-V').stdout))
except pbs.CommandNotFound:
self.add_property(Property('unpaper', _(u'unpaper version'), _(u'not found')))
def __getattr__(self, name):
self.set_properties()
try:
return self._properties[name]
except KeyError:
raise AttributeError, name
class Meta:
verbose_name = verbose_name_plural = _(u'installation details')