cryptonas/bin/WebInterfaceDataset.py

136 lines
5.2 KiB
Python

import os
import CryptoBoxContainer
import CryptoBoxTools
## useful constant for some functions
CONT_TYPES = CryptoBoxContainer.CryptoBoxContainer.Types
class WebInterfaceDataset(dict):
"""this class contains all data that should be available for the clearsilver
templates
"""
def __init__(self, cbox, prefs, plugins):
self.prefs = prefs
self.cbox = cbox
self.__setConfigValues()
self.plugins = plugins
self.setCryptoBoxState()
self.setPluginData()
self.setContainersState()
def setCryptoBoxState(self):
import cherrypy
self["Data.Version"] = self.cbox.VERSION
langs = self.cbox.getAvailableLanguages()
langs.sort()
for (index, lang) in enumerate(langs):
self.cbox.log.info("language loaded: %s" % lang)
self["Data.Languages.%d.name" % index] = lang
self["Data.Languages.%d.link" % index] = self.__getLanguageName(lang)
try:
self["Data.ScriptURL.Prot"] = cherrypy.request.scheme
host = cherrypy.request.headers["Host"]
self["Data.ScriptURL.Host"] = host.split(":",1)[0]
complete_url = "%s://%s" % (self["Data.ScriptURL.Prot"], self["Data.ScriptURL.Host"])
try:
port = int(host.split(":",1)[1])
complete_url += ":%s" % port
except (IndexError, ValueError):
if cherrypy.request.scheme == "http":
port = 80
elif cherrypy.request.scheme == "https":
port = 443
else:
## unknown scheme -> port 0
self.cbox.log.info("unknown protocol scheme used: %s" % (cherrypy.request.scheme,))
port = 0
self["Data.ScriptURL.Port"] = port
## retrieve the relative address of the CGI (or the cherrypy base address)
## remove the last part of the url and add a slash
path = "/".join(cherrypy.request.path.split("/")[:-1]) + "/"
self["Data.ScriptURL.Path"] = path
complete_url += path
self["Data.ScriptURL"] = complete_url
except AttributeError:
self["Data.ScriptURL"] = ""
def setCurrentDiskState(self, device):
for container in self.cbox.getContainerList():
if container.getDevice() == device:
isEncrypted = (container.getType() == CONT_TYPES["luks"]) and 1 or 0
isPlain = (container.getType() == CONT_TYPES["plain"]) and 1 or 0
isMounted = container.isMounted() and 1 or 0
self["Data.CurrentDisk.device"] = container.getDevice()
self["Data.CurrentDisk.name"] = container.getName()
self["Data.CurrentDisk.encryption"] = isEncrypted
self["Data.CurrentDisk.plaintext"] = isPlain
self["Data.CurrentDisk.active"] = isMounted
self["Data.CurrentDisk.size"] = CryptoBoxTools.getBlockDeviceSizeHumanly(container.getDevice())
if isMounted:
(size, avail, used) = container.getCapacity()
percent = used / size
self["Data.CurrentDisk.capacity.used"] = used
self["Data.CurrentDisk.capacity.free"] = avail
self["Data.CurrentDisk.capacity.size"] = size
self["Data.CurrentDisk.capacity.percent"] = percent
self["Settings.LinkAttrs.device"] = device
def setContainersState(self):
avail_counter = 0
active_counter = 0
for container in self.cbox.getContainerList():
## useful if the container was changed during an action
container.resetObject()
isEncrypted = (container.getType() == CONT_TYPES["luks"]) and 1 or 0
isPlain = (container.getType() == CONT_TYPES["plain"]) and 1 or 0
isMounted = container.isMounted() and 1 or 0
self["Data.Disks.%d.device" % avail_counter] = container.getDevice()
self["Data.Disks.%d.name" % avail_counter] = container.getName()
self["Data.Disks.%d.encryption" % avail_counter] = isEncrypted
self["Data.Disks.%d.plaintext" % avail_counter] = isPlain
self["Data.Disks.%d.active" % avail_counter] = isMounted
self["Data.Disks.%d.size" % avail_counter] = CryptoBoxTools.getBlockDeviceSizeHumanly(container.getDevice())
if isMounted: active_counter += 1
avail_counter += 1
self["Data.activeDisksCount"] = active_counter
def setPluginData(self):
for p in self.plugins:
lang_data = p.getLanguageData()
entryName = "Settings.PluginList." + p.getName()
self[entryName] = p.getName()
self[entryName + ".Link"] = lang_data.getValue("Link", p.getName())
self[entryName + ".Rank"] = p.getRank()
self[entryName + ".RequestAuth"] = p.isAuthRequired() and "1" or "0"
self[entryName + ".Enabled"] = p.isEnabled() and "1" or "0"
for a in p.pluginCapabilities:
self[entryName + ".Types." + a] = "1"
def __setConfigValues(self):
self["Settings.TemplateDir"] = os.path.abspath(self.prefs["Locations"]["TemplateDir"])
self["Settings.LanguageDir"] = os.path.abspath(self.prefs["Locations"]["LangDir"])
self["Settings.DocDir"] = os.path.abspath(self.prefs["Locations"]["DocDir"])
self["Settings.Stylesheet"] = self.prefs["WebSettings"]["Stylesheet"]
self["Settings.Language"] = self.prefs["WebSettings"]["Language"]
self["Settings.PluginDir"] = self.prefs["Locations"]["PluginDir"]
self["Settings.SettingsDir"] = self.prefs["Locations"]["SettingsDir"]
def __getLanguageName(self, lang):
try:
import neo_cgi, neo_util, neo_cs
except:
raise CryptoBoxExceptions.CBEnvironmentError("couldn't import 'neo_*'! Try 'apt-get install python-clearsilver'.")
hdf_path = os.path.join(self.prefs["Locations"]["LangDir"], lang + ".hdf")
hdf = neo_util.HDF()
hdf.readFile(hdf_path)
return hdf.getValue("Name",lang)